/* roulang page: index */
:root {
            --primary: #1a1a2e;
            --primary-dark: #0f0f1a;
            --accent: #d4a84b;
            --accent-light: #e8c97a;
            --accent-dark: #b8861e;
            --secondary: #c0392b;
            --secondary-light: #e74c3c;
            --bg-dark: #0d0d1a;
            --bg-card: #1a1a2e;
            --bg-card-hover: #222240;
            --bg-section: #111122;
            --bg-input: #1e1e35;
            --text-primary: #f0e6d3;
            --text-secondary: #c4b99a;
            --text-muted: #8a7e6b;
            --text-white: #ffffff;
            --border: #2a2a40;
            --border-light: #3a3a55;
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
            --shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
            --shadow-gold: 0 4px 20px rgba(212, 168, 75, 0.25);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --container: 1240px;
            --container-sm: 960px;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --nav-height: 72px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            background-color: var(--bg-dark);
            color: var(--text-primary);
            line-height: 1.7;
            min-height: 100vh;
            overflow-x: hidden;
            letter-spacing: 0.02em;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        input {
            font-family: inherit;
            outline: none;
            border: none;
        }

        ul,
        ol {
            list-style: none;
        }

        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }

        .container-sm {
            max-width: var(--container-sm);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(13, 13, 26, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border);
            height: var(--nav-height);
            display: flex;
            align-items: center;
            transition: all var(--transition);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            gap: 20px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            font-family: var(--font-heading);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.04em;
            white-space: nowrap;
        }

        .nav-logo .logo-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--accent-dark), var(--accent));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: #1a1a2e;
            font-weight: 900;
        }

        .nav-search-wrap {
            flex: 1;
            max-width: 420px;
            position: relative;
            min-width: 200px;
        }

        .nav-search-wrap input {
            width: 100%;
            padding: 12px 48px 12px 20px;
            border-radius: 28px;
            background: var(--bg-input);
            color: var(--text-primary);
            font-size: 0.95rem;
            border: 2px solid transparent;
            transition: all var(--transition);
            letter-spacing: 0.02em;
        }

        .nav-search-wrap input::placeholder {
            color: var(--text-muted);
        }
        .nav-search-wrap input:focus {
            border-color: var(--accent);
            background: #1a1a30;
            box-shadow: 0 0 0 4px rgba(212, 168, 75, 0.1);
        }

        .nav-search-wrap .search-btn {
            position: absolute;
            right: 6px;
            top: 50%;
            transform: translateY(-50%);
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--accent);
            color: #1a1a2e;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            transition: all var(--transition);
            border: none;
            cursor: pointer;
        }
        .nav-search-wrap .search-btn:hover {
            background: var(--accent-light);
            box-shadow: var(--shadow-gold);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-shrink: 0;
            flex-wrap: wrap;
        }

        .nav-links a {
            padding: 8px 14px;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition);
            white-space: nowrap;
            letter-spacing: 0.03em;
        }
        .nav-links a:hover {
            color: var(--accent);
            background: rgba(212, 168, 75, 0.08);
        }
        .nav-links a.active {
            color: var(--accent);
            background: rgba(212, 168, 75, 0.15);
            font-weight: 600;
        }

        .nav-cta-btn {
            padding: 10px 20px;
            border-radius: 24px;
            background: linear-gradient(135deg, var(--accent-dark), var(--accent));
            color: #1a1a2e !important;
            font-weight: 700 !important;
            font-size: 0.9rem;
            letter-spacing: 0.04em;
            transition: all var(--transition);
            box-shadow: var(--shadow-gold);
            white-space: nowrap;
        }
        .nav-cta-btn:hover {
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            box-shadow: 0 6px 24px rgba(212, 168, 75, 0.4);
            transform: translateY(-1px);
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.6rem;
            cursor: pointer;
            padding: 4px 8px;
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            background: var(--bg-dark);
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            min-height: 620px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(13, 13, 26, 0.88) 0%, rgba(13, 13, 26, 0.7) 40%, rgba(26, 26, 46, 0.75) 100%);
            z-index: 1;
        }
        .hero-section .container {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            gap: 48px;
            flex-wrap: wrap;
        }
        .hero-content {
            flex: 1;
            min-width: 300px;
        }
        .hero-badge {
            display: inline-block;
            padding: 6px 16px;
            border-radius: 20px;
            background: rgba(212, 168, 75, 0.15);
            color: var(--accent);
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            margin-bottom: 16px;
            border: 1px solid rgba(212, 168, 75, 0.3);
        }
        .hero-content h1 {
            font-family: var(--font-heading);
            font-size: clamp(2rem, 4vw, 3.2rem);
            font-weight: 800;
            color: var(--text-white);
            line-height: 1.2;
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }
        .hero-content h1 .gold-text {
            color: var(--accent);
        }
        .hero-content .hero-desc {
            font-size: 1.08rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 24px;
            max-width: 520px;
        }
        .hero-cta-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn-primary {
            padding: 14px 32px;
            border-radius: 28px;
            background: linear-gradient(135deg, var(--accent-dark), var(--accent));
            color: #1a1a2e;
            font-weight: 700;
            font-size: 1rem;
            letter-spacing: 0.04em;
            transition: all var(--transition);
            box-shadow: var(--shadow-gold);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            cursor: pointer;
        }
        .btn-primary:hover {
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            box-shadow: 0 8px 30px rgba(212, 168, 75, 0.45);
            transform: translateY(-2px);
        }
        .btn-outline {
            padding: 14px 32px;
            border-radius: 28px;
            background: transparent;
            color: var(--text-primary);
            font-weight: 600;
            font-size: 1rem;
            letter-spacing: 0.04em;
            border: 2px solid var(--border-light);
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            cursor: pointer;
        }
        .btn-outline:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: rgba(212, 168, 75, 0.05);
        }
        .hero-demo-area {
            flex: 0 0 380px;
            min-width: 300px;
            background: rgba(26, 26, 46, 0.85);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            padding: 28px;
            backdrop-filter: blur(10px);
            box-shadow: var(--shadow-lg);
        }
        .hero-demo-area .demo-title {
            font-size: 0.9rem;
            color: var(--text-muted);
            letter-spacing: 0.05em;
            margin-bottom: 16px;
            text-align: center;
        }
        .hero-demo-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 10px;
        }
        .hero-demo-card {
            background: var(--bg-card);
            border-radius: var(--radius-sm);
            padding: 16px 10px;
            text-align: center;
            border: 1px solid var(--border);
            transition: all var(--transition);
            cursor: pointer;
        }
        .hero-demo-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-gold);
            transform: translateY(-2px);
        }
        .hero-demo-card .demo-icon {
            font-size: 2rem;
            margin-bottom: 8px;
        }
        .hero-demo-card .demo-label {
            font-size: 0.8rem;
            color: var(--text-secondary);
            font-weight: 500;
        }

        /* ========== SECTIONS ========== */
        section {
            padding: 72px 0;
        }
        .section-header {
            text-align: center;
            margin-bottom: 44px;
        }
        .section-tag {
            display: inline-block;
            padding: 5px 14px;
            border-radius: 16px;
            background: rgba(212, 168, 75, 0.1);
            color: var(--accent);
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            margin-bottom: 10px;
            border: 1px solid rgba(212, 168, 75, 0.2);
        }
        .section-header h2 {
            font-family: var(--font-heading);
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 10px;
            letter-spacing: 0.03em;
        }
        .section-header .section-subtitle {
            color: var(--text-muted);
            font-size: 0.95rem;
            max-width: 560px;
            margin: 0 auto;
        }

        /* ========== 竖屏种草 ========== */
        .feed-cards-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 20px;
        }
        .feed-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: all var(--transition);
            cursor: pointer;
        }
        .feed-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: var(--accent);
        }
        .feed-card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
        }
        .feed-card-body {
            padding: 18px;
        }
        .feed-card-body h3 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-white);
            margin-bottom: 6px;
        }
        .feed-card-body p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.5;
        }
        .feed-card-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 18px;
            border-top: 1px solid var(--border);
            font-size: 0.78rem;
            color: var(--text-muted);
        }
        .feed-card-meta .hot-badge {
            background: var(--secondary);
            color: #fff;
            padding: 2px 10px;
            border-radius: 10px;
            font-size: 0.72rem;
            font-weight: 600;
        }

        /* ========== 爆款清单 ========== */
        .hot-list-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .hot-list-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            padding: 24px;
            transition: all var(--transition);
        }
        .hot-list-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow);
        }
        .hot-list-item {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 12px 0;
            border-bottom: 1px solid var(--border);
            transition: all var(--transition);
        }
        .hot-list-item:last-child {
            border-bottom: none;
        }
        .hot-list-item:hover {
            padding-left: 6px;
        }
        .hot-rank {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--bg-input);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.9rem;
            flex-shrink: 0;
            color: var(--text-muted);
        }
        .hot-rank.top1 {
            background: linear-gradient(135deg, #d4a84b, #f0c060);
            color: #1a1a2e;
        }
        .hot-rank.top2 {
            background: linear-gradient(135deg, #b0b0b0, #d0d0d0);
            color: #1a1a2e;
        }
        .hot-rank.top3 {
            background: linear-gradient(135deg, #c08050, #d49460);
            color: #fff;
        }
        .hot-list-info h4 {
            font-size: 0.95rem;
            color: var(--text-white);
            font-weight: 600;
        }
        .hot-list-info span {
            font-size: 0.78rem;
            color: var(--text-muted);
        }

        /* ========== 场景演示 ========== */
        .scene-demo-wrap {
            display: flex;
            gap: 40px;
            align-items: center;
            flex-wrap: wrap;
        }
        .scene-steps {
            flex: 1;
            min-width: 280px;
        }
        .scene-step {
            display: flex;
            gap: 16px;
            padding: 18px 0;
            border-bottom: 1px solid var(--border);
            transition: all var(--transition);
        }
        .scene-step:last-child {
            border-bottom: none;
        }
        .scene-step-num {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--bg-card);
            border: 2px solid var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--accent);
            flex-shrink: 0;
        }
        .scene-step-content h4 {
            font-size: 1rem;
            color: var(--text-white);
            font-weight: 600;
            margin-bottom: 4px;
        }
        .scene-step-content p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.5;
        }
        .scene-visual {
            flex: 0 0 400px;
            min-width: 280px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-lg);
        }
        .scene-visual img {
            width: 100%;
            height: auto;
            display: block;
        }

        /* ========== 评价墙 ========== */
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 20px;
        }
        .review-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 24px;
            border: 1px solid var(--border);
            transition: all var(--transition);
        }
        .review-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow);
        }
        .review-stars {
            color: var(--accent);
            font-size: 0.9rem;
            margin-bottom: 10px;
            letter-spacing: 2px;
        }
        .review-text {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 14px;
        }
        .review-author {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.82rem;
            color: var(--text-muted);
        }
        .review-avatar {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--bg-input);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 600;
            color: var(--accent);
        }

        /* ========== 资讯 ========== */
        .news-wrap {
            display: flex;
            gap: 28px;
            flex-wrap: wrap;
        }
        .news-main-list {
            flex: 2;
            min-width: 300px;
        }
        .news-item {
            display: flex;
            gap: 16px;
            padding: 18px 0;
            border-bottom: 1px solid var(--border);
            transition: all var(--transition);
            cursor: pointer;
        }
        .news-item:hover {
            padding-left: 8px;
        }
        .news-date {
            flex-shrink: 0;
            width: 56px;
            height: 56px;
            border-radius: var(--radius-sm);
            background: var(--bg-card);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            border: 1px solid var(--border);
            text-align: center;
        }
        .news-date .day {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--accent);
            line-height: 1;
        }
        .news-date .month {
            font-size: 0.7rem;
            color: var(--text-muted);
            letter-spacing: 0.04em;
        }
        .news-info h4 {
            font-size: 0.95rem;
            color: var(--text-white);
            font-weight: 600;
            margin-bottom: 4px;
        }
        .news-info p {
            font-size: 0.82rem;
            color: var(--text-muted);
            line-height: 1.5;
        }
        .news-info .read-more {
            display: inline-block;
            margin-top: 6px;
            font-size: 0.78rem;
            color: var(--accent);
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition);
        }
        .news-info .read-more:hover {
            color: var(--accent-light);
        }
        .news-sidebar {
            flex: 1;
            min-width: 240px;
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 22px;
            border: 1px solid var(--border);
            align-self: flex-start;
        }
        .news-sidebar h4 {
            font-size: 1rem;
            color: var(--text-white);
            margin-bottom: 14px;
            font-weight: 600;
        }
        .news-sidebar-item {
            padding: 10px 0;
            border-bottom: 1px solid var(--border);
            font-size: 0.85rem;
            color: var(--text-secondary);
            cursor: pointer;
            transition: all var(--transition);
        }
        .news-sidebar-item:hover {
            color: var(--accent);
        }
        .news-sidebar-item:last-child {
            border-bottom: none;
        }

        /* ========== 套餐对比 ========== */
        .pricing-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            align-items: stretch;
        }
        .pricing-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            padding: 28px 22px;
            text-align: center;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            position: relative;
        }
        .pricing-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow);
            transform: translateY(-3px);
        }
        .pricing-card.featured {
            border-color: var(--accent);
            box-shadow: var(--shadow-gold);
            background: var(--bg-card-hover);
            transform: scale(1.03);
        }
        .pricing-card.featured:hover {
            transform: scale(1.03) translateY(-3px);
        }
        .pricing-badge {
            position: absolute;
            top: -12px;
            left: 50%;
            transform: translateX(-50%);
            background: linear-gradient(135deg, var(--accent-dark), var(--accent));
            color: #1a1a2e;
            padding: 5px 16px;
            border-radius: 14px;
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.04em;
            white-space: nowrap;
        }
        .pricing-card h3 {
            font-size: 1.15rem;
            color: var(--text-white);
            font-weight: 700;
            margin-bottom: 8px;
            margin-top: 8px;
        }
        .pricing-card .price {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--accent);
            margin-bottom: 4px;
        }
        .pricing-card .price-period {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 16px;
        }
        .pricing-features {
            list-style: none;
            text-align: left;
            flex: 1;
            margin-bottom: 18px;
        }
        .pricing-features li {
            padding: 7px 0;
            font-size: 0.85rem;
            color: var(--text-secondary);
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .pricing-features li i {
            color: var(--accent);
            font-size: 0.75rem;
        }
        .pricing-card .btn-primary {
            width: 100%;
            justify-content: center;
            padding: 12px 20px;
            font-size: 0.9rem;
        }

        /* ========== 加购引导 CTA ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--bg-card) 0%, #1a1a30 50%, var(--bg-card) 100%);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
            text-align: center;
        }
        .cta-section h2 {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 10px;
        }
        .cta-section p {
            color: var(--text-secondary);
            max-width: 500px;
            margin: 0 auto 24px;
            font-size: 0.95rem;
        }

        /* ========== 品牌介绍 ========== */
        .brand-intro-wrap {
            display: flex;
            gap: 36px;
            align-items: center;
            flex-wrap: wrap;
        }
        .brand-intro-text {
            flex: 1;
            min-width: 280px;
        }
        .brand-intro-text h2 {
            font-family: var(--font-heading);
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 14px;
        }
        .brand-intro-text p {
            color: var(--text-secondary);
            line-height: 1.8;
            font-size: 0.95rem;
            margin-bottom: 12px;
        }
        .brand-intro-visual {
            flex: 0 0 340px;
            min-width: 260px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-lg);
        }
        .brand-intro-visual img {
            width: 100%;
            height: auto;
        }

        /* ========== 数据指标 ========== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            text-align: center;
        }
        .stat-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 28px 16px;
            border: 1px solid var(--border);
            transition: all var(--transition);
        }
        .stat-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow);
        }
        .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--accent);
            line-height: 1;
            margin-bottom: 6px;
        }
        .stat-label {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        /* ========== 安全保障 ========== */
        .security-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
            gap: 20px;
        }
        .security-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 24px;
            border: 1px solid var(--border);
            text-align: center;
            transition: all var(--transition);
        }
        .security-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow);
        }
        .security-icon {
            font-size: 2.5rem;
            margin-bottom: 14px;
            color: var(--accent);
        }
        .security-card h4 {
            font-size: 1rem;
            color: var(--text-white);
            font-weight: 600;
            margin-bottom: 6px;
        }
        .security-card p {
            font-size: 0.82rem;
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: var(--border-light);
        }
        .faq-question {
            padding: 20px 24px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
            color: var(--text-white);
            font-size: 0.95rem;
            user-select: none;
        }
        .faq-question i {
            transition: transform var(--transition);
            color: var(--accent);
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 24px;
            color: var(--text-secondary);
            font-size: 0.88rem;
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        /* ========== 合集目录 ========== */
        .collection-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
            gap: 18px;
        }
        .collection-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 22px;
            border: 1px solid var(--border);
            text-align: center;
            transition: all var(--transition);
            cursor: pointer;
        }
        .collection-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow);
            transform: translateY(-3px);
        }
        .collection-card .coll-icon {
            font-size: 2.5rem;
            margin-bottom: 10px;
        }
        .collection-card h4 {
            font-size: 1rem;
            color: var(--text-white);
            font-weight: 600;
            margin-bottom: 4px;
        }
        .collection-card p {
            font-size: 0.78rem;
            color: var(--text-muted);
        }
        .collection-card .coll-count {
            display: inline-block;
            margin-top: 8px;
            padding: 3px 12px;
            border-radius: 12px;
            background: rgba(212, 168, 75, 0.1);
            color: var(--accent);
            font-size: 0.75rem;
            font-weight: 600;
        }

        /* ========== 下载引导 ========== */
        .download-section {
            background: var(--bg-card);
            border-radius: var(--radius-xl);
            padding: 48px 32px;
            text-align: center;
            border: 1px solid var(--border-light);
            margin: 0 24px;
            max-width: var(--container);
            margin-left: auto;
            margin-right: auto;
        }
        .download-section h2 {
            font-family: var(--font-heading);
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 8px;
        }
        .download-section p {
            color: var(--text-muted);
            margin-bottom: 20px;
        }
        .download-btns {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .download-btn {
            padding: 14px 28px;
            border-radius: 28px;
            font-weight: 600;
            font-size: 0.95rem;
            letter-spacing: 0.03em;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            cursor: pointer;
        }
        .download-btn.ios {
            background: #1a1a2e;
            color: #fff;
            border: 2px solid #fff;
        }
        .download-btn.ios:hover {
            background: #fff;
            color: #1a1a2e;
        }
        .download-btn.android {
            background: var(--accent);
            color: #1a1a2e;
            border: 2px solid var(--accent);
        }
        .download-btn.android:hover {
            background: var(--accent-light);
            box-shadow: var(--shadow-gold);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--primary-dark);
            border-top: 1px solid var(--border);
            padding: 48px 0 24px;
            color: var(--text-muted);
            font-size: 0.85rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 30px;
            margin-bottom: 32px;
        }
        .footer-col h4 {
            font-size: 1rem;
            color: var(--text-white);
            font-weight: 600;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }
        .footer-col a {
            display: block;
            padding: 5px 0;
            color: var(--text-muted);
            font-size: 0.85rem;
            transition: color var(--transition);
        }
        .footer-col a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid var(--border);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-size: 0.8rem;
            color: var(--text-muted);
        }
        .footer-bottom a {
            color: var(--text-muted);
            transition: color var(--transition);
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }
        .footer-bottom .footer-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .hero-demo-area {
                flex: 0 0 300px;
                min-width: 260px;
            }
            .pricing-grid {
                grid-template-columns: 1fr 1fr;
            }
            .pricing-card.featured {
                grid-column: span 2;
                transform: scale(1);
            }
            .pricing-card.featured:hover {
                transform: scale(1) translateY(-3px);
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .hot-list-wrap {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .scene-visual {
                flex: 0 0 300px;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: rgba(13, 13, 26, 0.98);
                flex-direction: column;
                padding: 16px;
                border-bottom: 1px solid var(--border);
                gap: 4px;
                z-index: 999;
            }
            .nav-links.show {
                display: flex;
            }
            .nav-links a {
                padding: 12px 16px;
                border-radius: 8px;
                width: 100%;
                text-align: center;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .nav-search-wrap {
                max-width: 200px;
            }
            .hero-section {
                min-height: auto;
                padding: 40px 0;
            }
            .hero-section .container {
                flex-direction: column;
                gap: 28px;
            }
            .hero-demo-area {
                flex: 0 0 auto;
                width: 100%;
                min-width: auto;
            }
            .hero-demo-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .pricing-grid {
                grid-template-columns: 1fr;
            }
            .pricing-card.featured {
                grid-column: span 1;
                transform: scale(1);
            }
            .pricing-card.featured:hover {
                transform: scale(1) translateY(-3px);
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-wrap {
                flex-direction: column;
            }
            .brand-intro-wrap {
                flex-direction: column;
            }
            .brand-intro-visual {
                flex: 0 0 auto;
                width: 100%;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .scene-demo-wrap {
                flex-direction: column;
            }
            .scene-visual {
                flex: 0 0 auto;
                width: 100%;
            }
            section {
                padding: 48px 0;
            }
            .download-section {
                margin: 0 16px;
                padding: 32px 16px;
            }
        }

        @media (max-width: 520px) {
            .hero-demo-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .feed-cards-grid {
                grid-template-columns: 1fr;
            }
            .reviews-grid {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
            }
            .stat-number {
                font-size: 1.8rem;
            }
            .collection-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .nav-search-wrap {
                max-width: 140px;
            }
            .nav-logo {
                font-size: 1.1rem;
            }
            .nav-logo .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 1rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .hero-content h1 {
                font-size: 1.6rem;
            }
            .btn-primary,
            .btn-outline {
                padding: 10px 20px;
                font-size: 0.85rem;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #1a1a2e;
            --primary-dark: #0f0f1a;
            --accent: #d4a84b;
            --accent-light: #e8c97a;
            --accent-dark: #b8861e;
            --secondary: #c0392b;
            --secondary-light: #e74c3c;
            --bg-dark: #0d0d1a;
            --bg-card: #1a1a2e;
            --bg-card-hover: #222240;
            --bg-section: #111122;
            --bg-input: #1e1e35;
            --text-primary: #f0e6d3;
            --text-secondary: #c4b99a;
            --text-muted: #8a7e6b;
            --text-white: #ffffff;
            --border: #2a2a40;
            --border-light: #3a3a55;
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
            --shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
            --shadow-gold: 0 4px 20px rgba(212, 168, 75, 0.25);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --container: 1240px;
            --container-sm: 960px;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --nav-height: 72px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            background-color: var(--bg-dark);
            color: var(--text-primary);
            line-height: 1.7;
            min-height: 100vh;
            overflow-x: hidden;
            letter-spacing: 0.02em;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        input {
            font-family: inherit;
            outline: none;
            border: none;
        }

        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }

        .container-sm {
            max-width: var(--container-sm);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(13, 13, 26, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border);
            height: var(--nav-height);
            display: flex;
            align-items: center;
            transition: all var(--transition);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            gap: 20px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            font-family: var(--font-heading);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.04em;
            white-space: nowrap;
        }

        .nav-logo .logo-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--accent-dark), var(--accent));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: #1a1a2e;
            font-weight: 900;
        }

        .nav-search-wrap {
            flex: 1;
            max-width: 420px;
            position: relative;
            min-width: 200px;
        }

        .nav-search-wrap input {
            width: 100%;
            padding: 12px 48px 12px 20px;
            border-radius: 28px;
            background: var(--bg-input);
            color: var(--text-primary);
            font-size: 0.95rem;
            border: 2px solid transparent;
            transition: all var(--transition);
            letter-spacing: 0.02em;
        }

        .nav-search-wrap input::placeholder {
            color: var(--text-muted);
        }

        .nav-search-wrap input:focus {
            border-color: var(--accent);
            background: #1a1a30;
            box-shadow: 0 0 0 4px rgba(212, 168, 75, 0.1);
        }

        .nav-search-wrap .search-btn {
            position: absolute;
            right: 6px;
            top: 50%;
            transform: translateY(-50%);
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--accent);
            color: #1a1a2e;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            transition: all var(--transition);
            border: none;
            cursor: pointer;
        }

        .nav-search-wrap .search-btn:hover {
            background: var(--accent-light);
            box-shadow: var(--shadow-gold);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-shrink: 0;
            flex-wrap: wrap;
        }

        .nav-links a {
            padding: 8px 14px;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .nav-links a:hover {
            color: var(--text-white);
            background: rgba(212, 168, 75, 0.08);
        }

        .nav-links a.active {
            color: var(--accent);
            background: rgba(212, 168, 75, 0.12);
            font-weight: 600;
        }

        .nav-links .nav-cta-btn {
            background: var(--accent);
            color: #1a1a2e !important;
            font-weight: 700;
            padding: 10px 20px;
            border-radius: 24px;
            letter-spacing: 0.03em;
            box-shadow: var(--shadow-gold);
            transition: all var(--transition);
        }

        .nav-links .nav-cta-btn:hover {
            background: var(--accent-light);
            box-shadow: 0 6px 24px rgba(212, 168, 75, 0.35);
            transform: translateY(-1px);
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.5rem;
            cursor: pointer;
            padding: 8px;
        }

        /* ========== HERO - 创作者主页头图风格 ========== */
        .hero-section {
            position: relative;
            min-height: 520px;
            display: flex;
            align-items: center;
            background: linear-gradient(180deg, #0d0d1a 0%, #111122 40%, #0f0f1a 100%);
            overflow: hidden;
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.25;
            z-index: 0;
        }

        .hero-glow {
            position: absolute;
            width: 600px;
            height: 600px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(212, 168, 75, 0.08) 0%, transparent 70%);
            top: -100px;
            right: -150px;
            z-index: 0;
            pointer-events: none;
        }

        .hero-section .container {
            position: relative;
            z-index: 1;
            display: flex;
            align-items: center;
            gap: 50px;
            flex-wrap: wrap;
        }

        .hero-creator-profile {
            display: flex;
            align-items: center;
            gap: 28px;
            flex-shrink: 0;
        }

        .hero-avatar-wrap {
            position: relative;
            width: 130px;
            height: 130px;
            flex-shrink: 0;
        }

        .hero-avatar {
            width: 130px;
            height: 130px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-dark), var(--accent));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 3.5rem;
            color: #1a1a2e;
            border: 4px solid var(--accent);
            box-shadow: 0 0 40px rgba(212, 168, 75, 0.3), 0 8px 30px rgba(0, 0, 0, 0.5);
            position: relative;
            z-index: 2;
        }

        .hero-avatar-badge {
            position: absolute;
            bottom: 2px;
            right: 2px;
            width: 36px;
            height: 36px;
            background: var(--secondary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            color: #fff;
            border: 3px solid var(--bg-dark);
            z-index: 3;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
        }

        .hero-creator-info h1 {
            font-family: var(--font-heading);
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--text-white);
            letter-spacing: 0.04em;
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .hero-creator-info .hero-subtitle {
            font-size: 1.1rem;
            color: var(--accent);
            font-weight: 500;
            letter-spacing: 0.03em;
            margin-bottom: 4px;
        }

        .hero-creator-info .hero-meta {
            font-size: 0.9rem;
            color: var(--text-muted);
            letter-spacing: 0.02em;
        }

        .hero-stats-row {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
            margin-top: 16px;
        }

        .hero-stat-badge {
            text-align: center;
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 16px 20px;
            border: 1px solid var(--border);
            min-width: 90px;
            transition: all var(--transition);
        }

        .hero-stat-badge:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-gold);
            transform: translateY(-2px);
        }

        .hero-stat-badge .stat-num {
            font-family: var(--font-heading);
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--accent);
            line-height: 1;
        }

        .hero-stat-badge .stat-label {
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-top: 4px;
        }

        .hero-cta-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-top: 20px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: 28px;
            font-weight: 600;
            font-size: 0.95rem;
            letter-spacing: 0.03em;
            transition: all var(--transition);
            cursor: pointer;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--accent);
            color: #1a1a2e;
            box-shadow: var(--shadow-gold);
        }

        .btn-primary:hover {
            background: var(--accent-light);
            box-shadow: 0 6px 28px rgba(212, 168, 75, 0.4);
            transform: translateY(-2px);
        }

        .btn-outline {
            background: transparent;
            color: var(--text-primary);
            border: 2px solid var(--border-light);
        }

        .btn-outline:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: rgba(212, 168, 75, 0.06);
        }

        .btn-lg {
            padding: 16px 36px;
            font-size: 1.05rem;
            border-radius: 32px;
            font-weight: 700;
        }

        /* ========== SECTION COMMON ========== */
        .section {
            padding: 80px 0;
        }

        .section-dark {
            background: var(--bg-section);
        }

        .section-title {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-white);
            text-align: center;
            letter-spacing: 0.03em;
            margin-bottom: 12px;
        }

        .section-subtitle {
            text-align: center;
            color: var(--text-muted);
            font-size: 1rem;
            margin-bottom: 48px;
            letter-spacing: 0.02em;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        /* ========== METRICS DASHBOARD ========== */
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .metric-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            text-align: center;
            border: 1px solid var(--border);
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

        .metric-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-dark), var(--accent), var(--accent-light));
            opacity: 0;
            transition: opacity var(--transition);
        }

        .metric-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }

        .metric-card:hover::before {
            opacity: 1;
        }

        .metric-icon {
            font-size: 2.4rem;
            color: var(--accent);
            margin-bottom: 12px;
        }

        .metric-value {
            font-family: var(--font-heading);
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--text-white);
            line-height: 1;
        }

        .metric-value span {
            font-size: 1.4rem;
            color: var(--accent);
        }

        .metric-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-top: 6px;
            letter-spacing: 0.02em;
        }

        /* ========== SERVICE MATRIX ========== */
        .service-matrix {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .service-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            border: 1px solid var(--border);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .service-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            background: var(--bg-card-hover);
        }

        .service-card .service-icon-circle {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(212, 168, 75, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--accent);
            flex-shrink: 0;
        }

        .service-card h3 {
            font-family: var(--font-heading);
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-white);
            letter-spacing: 0.03em;
        }

        .service-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .service-card .service-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .tag {
            display: inline-block;
            padding: 5px 12px;
            border-radius: 16px;
            font-size: 0.78rem;
            font-weight: 500;
            letter-spacing: 0.02em;
            background: rgba(212, 168, 75, 0.1);
            color: var(--accent);
            border: 1px solid rgba(212, 168, 75, 0.2);
        }

        /* ========== COMPARISON ========== */
        .comparison-table-wrap {
            overflow-x: auto;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            background: var(--bg-card);
        }

        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 700px;
        }

        .comparison-table th,
        .comparison-table td {
            padding: 16px 20px;
            text-align: center;
            border-bottom: 1px solid var(--border);
            font-size: 0.95rem;
            letter-spacing: 0.02em;
        }

        .comparison-table th {
            background: var(--bg-dark);
            font-weight: 700;
            color: var(--accent);
            font-family: var(--font-heading);
            font-size: 1rem;
            letter-spacing: 0.04em;
        }

        .comparison-table td {
            color: var(--text-secondary);
        }

        .comparison-table tr:last-child td {
            border-bottom: none;
        }

        .comparison-table .highlight-col {
            background: rgba(212, 168, 75, 0.05);
            font-weight: 600;
            color: var(--text-white);
        }

        .comparison-table .check-icon {
            color: #27ae60;
            font-weight: 700;
        }

        .comparison-table .cross-icon {
            color: #c0392b;
        }

        /* ========== STEPS / PATH ========== */
        .steps-timeline {
            display: flex;
            gap: 0;
            position: relative;
            flex-wrap: wrap;
        }

        .steps-timeline::before {
            content: '';
            position: absolute;
            top: 40px;
            left: 80px;
            right: 80px;
            height: 2px;
            background: linear-gradient(90deg, var(--accent-dark), var(--accent), var(--accent-light));
            z-index: 0;
            opacity: 0.4;
        }

        .step-item {
            flex: 1;
            min-width: 160px;
            text-align: center;
            position: relative;
            z-index: 1;
            padding: 0 12px;
        }

        .step-circle {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: var(--bg-card);
            border: 3px solid var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--accent);
            margin: 0 auto 16px;
            font-family: var(--font-heading);
            transition: all var(--transition);
            box-shadow: var(--shadow);
        }

        .step-item:hover .step-circle {
            background: var(--accent);
            color: #1a1a2e;
            box-shadow: var(--shadow-gold);
            transform: scale(1.08);
        }

        .step-item h4 {
            font-family: var(--font-heading);
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 6px;
            letter-spacing: 0.03em;
        }

        .step-item p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ========== GUIDE CARDS ========== */
        .guide-cards-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .guide-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }

        .guide-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }

        .guide-card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
        }

        .guide-card-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .guide-card-body h3 {
            font-family: var(--font-heading);
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-white);
            letter-spacing: 0.03em;
        }

        .guide-card-body p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.7;
            flex: 1;
        }

        .guide-card-body .guide-meta {
            font-size: 0.8rem;
            color: var(--text-muted);
            display: flex;
            gap: 16px;
            align-items: center;
        }

        /* ========== FAQ ========== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            overflow: hidden;
            transition: all var(--transition);
        }

        .faq-item:hover {
            border-color: var(--border-light);
        }

        .faq-question {
            width: 100%;
            padding: 20px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            background: none;
            border: none;
            color: var(--text-white);
            font-size: 1rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            cursor: pointer;
            text-align: left;
            font-family: var(--font-body);
            transition: all var(--transition);
        }

        .faq-question:hover {
            color: var(--accent);
        }

        .faq-question .faq-icon {
            font-size: 1.2rem;
            color: var(--accent);
            transition: transform var(--transition);
            flex-shrink: 0;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 24px;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 24px 20px;
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
        }

        .faq-answer p {
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.8;
        }

        /* ========== CTA SIGNUP ========== */
        .cta-section {
            background: linear-gradient(180deg, var(--bg-dark) 0%, #0a0a18 100%);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            width: 500px;
            height: 500px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(212, 168, 75, 0.06) 0%, transparent 70%);
            top: -100px;
            left: -100px;
            z-index: 0;
            pointer-events: none;
        }

        .cta-card {
            background: var(--bg-card);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            text-align: center;
            border: 1px solid var(--border);
            position: relative;
            z-index: 1;
            max-width: 700px;
            margin: 0 auto;
            box-shadow: var(--shadow-lg);
        }

        .cta-card h2 {
            font-family: var(--font-heading);
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 10px;
            letter-spacing: 0.03em;
        }

        .cta-card p {
            color: var(--text-muted);
            font-size: 1rem;
            margin-bottom: 24px;
            line-height: 1.7;
        }

        .cta-form {
            display: flex;
            gap: 12px;
            max-width: 480px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }

        .cta-form input {
            flex: 1;
            min-width: 220px;
            padding: 14px 20px;
            border-radius: 28px;
            background: var(--bg-input);
            color: var(--text-primary);
            font-size: 0.95rem;
            border: 2px solid transparent;
            transition: all var(--transition);
            letter-spacing: 0.02em;
        }

        .cta-form input:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 4px rgba(212, 168, 75, 0.1);
        }

        .cta-form .btn {
            flex-shrink: 0;
        }

        /* ========== TESTIMONIALS ========== */
        .testimonial-cards {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .testimonial-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 24px;
            border: 1px solid var(--border);
            transition: all var(--transition);
        }

        .testimonial-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow);
        }

        .testimonial-card .stars {
            color: var(--accent);
            font-size: 0.9rem;
            margin-bottom: 10px;
            letter-spacing: 2px;
        }

        .testimonial-card p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
            font-style: italic;
        }

        .testimonial-card .author {
            margin-top: 12px;
            font-size: 0.85rem;
            color: var(--accent);
            font-weight: 600;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--primary-dark);
            border-top: 1px solid var(--border);
            padding: 48px 0 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-col h4 {
            font-family: var(--font-heading);
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }

        .footer-col a {
            display: block;
            color: var(--text-muted);
            font-size: 0.9rem;
            padding: 6px 0;
            transition: color var(--transition);
        }

        .footer-col a:hover {
            color: var(--accent);
        }

        .footer-bottom {
            border-top: 1px solid var(--border);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .footer-bottom span {
            white-space: nowrap;
        }

        .footer-links {
            display: flex;
            gap: 16px;
        }

        .footer-links a {
            color: var(--text-muted);
            font-size: 0.8rem;
            transition: color var(--transition);
        }

        .footer-links a:hover {
            color: var(--accent);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .service-matrix {
                grid-template-columns: repeat(2, 1fr);
            }
            .testimonial-cards {
                grid-template-columns: repeat(2, 1fr);
            }
            .guide-cards-grid {
                grid-template-columns: 1fr;
            }
            .hero-section .container {
                flex-direction: column;
                text-align: center;
                gap: 30px;
            }
            .hero-creator-profile {
                flex-direction: column;
                text-align: center;
            }
            .hero-stats-row {
                justify-content: center;
            }
            .hero-cta-group {
                justify-content: center;
            }
            .nav-links {
                gap: 2px;
            }
            .nav-links a {
                padding: 6px 10px;
                font-size: 0.8rem;
            }
            .nav-search-wrap {
                max-width: 240px;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-timeline {
                flex-wrap: wrap;
                gap: 20px;
            }
            .steps-timeline::before {
                display: none;
            }
            .step-item {
                flex: 0 0 calc(50% - 10px);
                min-width: 140px;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: rgba(13, 13, 26, 0.98);
                flex-direction: column;
                padding: 16px;
                border-bottom: 1px solid var(--border);
                z-index: 999;
                gap: 4px;
            }
            .nav-links.show {
                display: flex;
            }
            .nav-links a {
                padding: 12px 16px;
                border-radius: var(--radius-sm);
                width: 100%;
                text-align: center;
                font-size: 0.95rem;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .nav-search-wrap {
                max-width: 180px;
            }
            .metrics-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .service-matrix {
                grid-template-columns: 1fr;
            }
            .testimonial-cards {
                grid-template-columns: 1fr;
            }
            .section {
                padding: 50px 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .hero-creator-info h1 {
                font-size: 1.7rem;
            }
            .hero-avatar-wrap {
                width: 100px;
                height: 100px;
            }
            .hero-avatar {
                width: 100px;
                height: 100px;
                font-size: 2.5rem;
            }
            .comparison-table-wrap {
                font-size: 0.8rem;
            }
            .comparison-table th,
            .comparison-table td {
                padding: 10px 12px;
                font-size: 0.78rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .cta-card {
                padding: 28px 20px;
            }
            .cta-card h2 {
                font-size: 1.4rem;
            }
            .step-item {
                flex: 0 0 100%;
                min-width: 100%;
            }
            .btn-lg {
                padding: 14px 24px;
                font-size: 0.95rem;
            }
        }

        @media (max-width: 520px) {
            .metrics-grid {
                grid-template-columns: 1fr;
            }
            .hero-stats-row {
                gap: 10px;
            }
            .hero-stat-badge {
                padding: 12px 14px;
                min-width: 70px;
            }
            .hero-stat-badge .stat-num {
                font-size: 1.2rem;
            }
            .hero-stat-badge .stat-label {
                font-size: 0.7rem;
            }
            .nav-logo {
                font-size: 1.2rem;
            }
            .nav-logo .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 1rem;
            }
            .nav-search-wrap {
                max-width: 140px;
            }
            .nav-search-wrap input {
                padding: 10px 40px 10px 14px;
                font-size: 0.8rem;
            }
            .hero-avatar-wrap {
                width: 80px;
                height: 80px;
            }
            .hero-avatar {
                width: 80px;
                height: 80px;
                font-size: 2rem;
            }
            .hero-avatar-badge {
                width: 28px;
                height: 28px;
                font-size: 0.8rem;
            }
            .hero-creator-info h1 {
                font-size: 1.4rem;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #1a1a2e;
            --primary-dark: #0f0f1a;
            --accent: #d4a84b;
            --accent-light: #e8c97a;
            --accent-dark: #b8861e;
            --secondary: #c0392b;
            --secondary-light: #e74c3c;
            --bg-dark: #0d0d1a;
            --bg-card: #1a1a2e;
            --bg-card-hover: #222240;
            --bg-section: #111122;
            --bg-input: #1e1e35;
            --text-primary: #f0e6d3;
            --text-secondary: #c4b99a;
            --text-muted: #8a7e6b;
            --text-white: #ffffff;
            --border: #2a2a40;
            --border-light: #3a3a55;
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
            --shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
            --shadow-gold: 0 4px 20px rgba(212, 168, 75, 0.25);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --container: 1240px;
            --container-sm: 960px;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --nav-height: 72px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            background-color: var(--bg-dark);
            color: var(--text-primary);
            line-height: 1.7;
            min-height: 100vh;
            overflow-x: hidden;
            letter-spacing: 0.02em;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        input {
            font-family: inherit;
            outline: none;
            border: none;
        }

        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }
        .container-sm {
            max-width: var(--container-sm);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(13, 13, 26, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border);
            height: var(--nav-height);
            display: flex;
            align-items: center;
            transition: all var(--transition);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            gap: 20px;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            font-family: var(--font-heading);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.04em;
            white-space: nowrap;
        }
        .nav-logo .logo-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--accent-dark), var(--accent));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: #1a1a2e;
            font-weight: 900;
        }
        .nav-search-wrap {
            flex: 1;
            max-width: 420px;
            position: relative;
            min-width: 200px;
        }
        .nav-search-wrap input {
            width: 100%;
            padding: 12px 48px 12px 20px;
            border-radius: 28px;
            background: var(--bg-input);
            color: var(--text-primary);
            font-size: 0.95rem;
            border: 2px solid transparent;
            transition: all var(--transition);
            letter-spacing: 0.02em;
        }
        .nav-search-wrap input::placeholder {
            color: var(--text-muted);
        }
        .nav-search-wrap input:focus {
            border-color: var(--accent);
            background: #1a1a30;
            box-shadow: 0 0 0 4px rgba(212, 168, 75, 0.1);
        }
        .nav-search-wrap .search-btn {
            position: absolute;
            right: 6px;
            top: 50%;
            transform: translateY(-50%);
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--accent);
            color: #1a1a2e;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            transition: all var(--transition);
            border: none;
            cursor: pointer;
        }
        .nav-search-wrap .search-btn:hover {
            background: var(--accent-light);
            box-shadow: var(--shadow-gold);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-shrink: 0;
            flex-wrap: wrap;
        }
        .nav-links a {
            padding: 8px 14px;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition);
            white-space: nowrap;
            letter-spacing: 0.03em;
        }
        .nav-links a:hover {
            color: var(--accent-light);
            background: rgba(212, 168, 75, 0.08);
        }
        .nav-links a.active {
            color: var(--accent);
            background: rgba(212, 168, 75, 0.15);
            font-weight: 600;
        }
        .nav-cta-btn {
            background: linear-gradient(135deg, var(--accent-dark), var(--accent)) !important;
            color: #1a1a2e !important;
            font-weight: 700 !important;
            padding: 10px 20px !important;
            border-radius: 24px !important;
            letter-spacing: 0.04em !important;
            box-shadow: var(--shadow-gold);
            transition: all var(--transition) !important;
        }
        .nav-cta-btn:hover {
            background: linear-gradient(135deg, var(--accent), var(--accent-light)) !important;
            box-shadow: 0 6px 24px rgba(212, 168, 75, 0.4) !important;
            transform: translateY(-1px);
            color: #1a1a2e !important;
        }
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.6rem;
            cursor: pointer;
            padding: 6px;
            transition: color var(--transition);
        }
        .mobile-menu-toggle:hover {
            color: var(--accent);
        }

        /* ========== HERO ========== */
        .page-hero {
            position: relative;
            padding: 80px 0 90px;
            background: var(--bg-dark);
            overflow: hidden;
            min-height: 520px;
            display: flex;
            align-items: center;
        }
        .page-hero .hero-bg {
            position: absolute;
            inset: 0;
            z-index: 0;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            opacity: 0.35;
            filter: brightness(0.6) saturate(0.8);
        }
        .page-hero .hero-overlay {
            position: absolute;
            inset: 0;
            z-index: 1;
            background: linear-gradient(180deg, rgba(13, 13, 26, 0.7) 0%, rgba(13, 13, 26, 0.9) 60%, var(--bg-dark) 100%);
        }
        .page-hero .container {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }
        .hero-content h1 {
            font-family: var(--font-heading);
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--text-white);
            line-height: 1.25;
            margin-bottom: 20px;
            letter-spacing: 0.04em;
        }
        .hero-content h1 .gold-text {
            color: var(--accent);
        }
        .hero-content .hero-subtitle {
            font-size: 1.15rem;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 28px;
            max-width: 520px;
        }
        .hero-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 28px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(212, 168, 75, 0.12);
            border: 1px solid rgba(212, 168, 75, 0.3);
            padding: 10px 18px;
            border-radius: 28px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--accent-light);
            letter-spacing: 0.03em;
        }
        .hero-badge i {
            font-size: 1.1rem;
            color: var(--accent);
        }
        .hero-qualification {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 20px 24px;
            margin-bottom: 24px;
            max-width: 480px;
        }
        .hero-qualification .qual-title {
            font-size: 0.85rem;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 0.08em;
            margin-bottom: 10px;
            font-weight: 600;
        }
        .hero-qualification .qual-list {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 8px 20px;
        }
        .hero-qualification .qual-list li {
            font-size: 0.9rem;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .hero-qualification .qual-list li i {
            color: var(--accent);
            font-size: 0.8rem;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 15px 32px;
            background: linear-gradient(135deg, var(--accent-dark), var(--accent));
            color: #1a1a2e;
            font-weight: 700;
            font-size: 1.05rem;
            border-radius: 30px;
            letter-spacing: 0.04em;
            box-shadow: var(--shadow-gold);
            transition: all var(--transition);
            cursor: pointer;
            border: none;
        }
        .btn-primary:hover {
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            box-shadow: 0 8px 28px rgba(212, 168, 75, 0.45);
            transform: translateY(-2px);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 15px 28px;
            background: transparent;
            color: var(--text-primary);
            font-weight: 600;
            font-size: 1.05rem;
            border-radius: 30px;
            border: 2px solid var(--border-light);
            letter-spacing: 0.04em;
            transition: all var(--transition);
            cursor: pointer;
        }
        .btn-outline:hover {
            border-color: var(--accent);
            color: var(--accent-light);
            background: rgba(212, 168, 75, 0.06);
        }
        .hero-visual {
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .hero-visual .visual-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-xl);
            padding: 30px;
            box-shadow: var(--shadow-lg);
            width: 100%;
            max-width: 420px;
            text-align: center;
        }
        .hero-visual .visual-card img {
            border-radius: var(--radius);
            width: 100%;
            height: auto;
            margin-bottom: 16px;
            box-shadow: var(--shadow);
        }
        .hero-visual .visual-card .visual-label {
            font-size: 0.85rem;
            color: var(--accent);
            font-weight: 700;
            letter-spacing: 0.06em;
            text-transform: uppercase;
        }
        .hero-visual .visual-card .visual-stat {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--text-white);
            font-family: var(--font-heading);
            margin: 4px 0;
        }
        .hero-visual .visual-card .visual-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
        }

        /* ========== SECTIONS ========== */
        .section {
            padding: 70px 0;
        }
        .section-dark {
            background: var(--bg-section);
        }
        .section-header {
            text-align: center;
            margin-bottom: 50px;
        }
        .section-header h2 {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 12px;
            letter-spacing: 0.04em;
        }
        .section-header .section-subtitle {
            color: var(--text-muted);
            font-size: 1rem;
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.7;
        }
        .section-header .gold-line {
            width: 50px;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
            margin: 14px auto 0;
        }

        /* ========== METRICS DASHBOARD ========== */
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .metric-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            text-align: center;
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }
        .metric-card:hover {
            background: var(--bg-card-hover);
            border-color: var(--accent);
            box-shadow: var(--shadow-gold);
            transform: translateY(-4px);
        }
        .metric-card .metric-icon {
            width: 52px;
            height: 52px;
            border-radius: var(--radius);
            background: rgba(212, 168, 75, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 1.5rem;
            color: var(--accent);
        }
        .metric-card .metric-value {
            font-family: var(--font-heading);
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 4px;
        }
        .metric-card .metric-value .unit {
            font-size: 1rem;
            font-weight: 500;
            color: var(--text-muted);
        }
        .metric-card .metric-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        /* ========== SERVICE MATRIX ========== */
        .service-matrix {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .service-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
            display: flex;
            flex-direction: column;
        }
        .service-card:hover {
            background: var(--bg-card-hover);
            border-color: var(--accent);
            box-shadow: var(--shadow-lg);
            transform: translateY(-6px);
        }
        .service-card .service-img {
            width: 100%;
            border-radius: var(--radius);
            margin-bottom: 18px;
            aspect-ratio: 16 / 10;
            object-fit: cover;
            box-shadow: var(--shadow-sm);
        }
        .service-card .service-tag {
            display: inline-block;
            padding: 5px 14px;
            background: rgba(212, 168, 75, 0.15);
            color: var(--accent);
            font-size: 0.8rem;
            font-weight: 600;
            border-radius: 16px;
            letter-spacing: 0.04em;
            margin-bottom: 10px;
            width: fit-content;
        }
        .service-card h3 {
            font-family: var(--font-heading);
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 8px;
            letter-spacing: 0.03em;
        }
        .service-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
            flex: 1;
        }
        .service-card .service-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-top: 14px;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--accent-light);
            transition: all var(--transition);
        }
        .service-card .service-link:hover {
            color: var(--accent);
            gap: 10px;
        }

        /* ========== COMPARISON TABLE ========== */
        .comparison-wrap {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .comparison-table {
            width: 100%;
            border-collapse: collapse;
        }
        .comparison-table th {
            background: rgba(212, 168, 75, 0.1);
            padding: 18px 20px;
            font-weight: 700;
            font-size: 1rem;
            color: var(--accent-light);
            text-align: left;
            letter-spacing: 0.04em;
            border-bottom: 1px solid var(--border);
        }
        .comparison-table th:first-child {
            border-radius: 0;
        }
        .comparison-table td {
            padding: 16px 20px;
            font-size: 0.95rem;
            color: var(--text-secondary);
            border-bottom: 1px solid var(--border);
            vertical-align: middle;
        }
        .comparison-table tr:last-child td {
            border-bottom: none;
        }
        .comparison-table tr:hover td {
            background: rgba(212, 168, 75, 0.04);
        }
        .comparison-table .check-icon {
            color: #27ae60;
            font-size: 1.1rem;
        }
        .comparison-table .highlight-col {
            color: var(--accent);
            font-weight: 700;
        }
        .comparison-table .badge-new {
            display: inline-block;
            padding: 3px 10px;
            background: var(--secondary);
            color: #fff;
            font-size: 0.75rem;
            border-radius: 10px;
            font-weight: 600;
            letter-spacing: 0.04em;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: var(--border-light);
        }
        .faq-question {
            width: 100%;
            padding: 20px 24px;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.05rem;
            font-weight: 600;
            text-align: left;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            letter-spacing: 0.03em;
            transition: all var(--transition);
        }
        .faq-question:hover {
            color: var(--accent-light);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: rgba(212, 168, 75, 0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            color: var(--accent);
            transition: all var(--transition);
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
            background: var(--accent);
            color: #1a1a2e;
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
        }
        .faq-answer-inner {
            padding: 0 24px 20px;
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.8;
        }

        /* ========== CTA FORM ========== */
        .cta-section {
            padding: 80px 0;
            background: var(--bg-dark);
            position: relative;
            overflow: hidden;
        }
        .cta-section .cta-bg {
            position: absolute;
            inset: 0;
            z-index: 0;
            background: url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
            opacity: 0.2;
            filter: brightness(0.5);
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
        }
        .cta-card {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-xl);
            padding: 50px 40px;
            max-width: 700px;
            margin: 0 auto;
            box-shadow: var(--shadow-lg);
            text-align: center;
        }
        .cta-card h2 {
            font-family: var(--font-heading);
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 10px;
            letter-spacing: 0.04em;
        }
        .cta-card .cta-subtitle {
            color: var(--text-muted);
            font-size: 0.95rem;
            margin-bottom: 28px;
            line-height: 1.6;
        }
        .cta-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .cta-form input {
            flex: 1;
            min-width: 220px;
            padding: 14px 20px;
            border-radius: 28px;
            background: var(--bg-input);
            color: var(--text-primary);
            font-size: 0.95rem;
            border: 2px solid transparent;
            transition: all var(--transition);
        }
        .cta-form input:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 4px rgba(212, 168, 75, 0.08);
        }
        .cta-form input::placeholder {
            color: var(--text-muted);
        }
        .cta-form .btn-submit {
            padding: 14px 32px;
            background: linear-gradient(135deg, var(--accent-dark), var(--accent));
            color: #1a1a2e;
            font-weight: 700;
            font-size: 1rem;
            border-radius: 28px;
            letter-spacing: 0.04em;
            box-shadow: var(--shadow-gold);
            transition: all var(--transition);
            cursor: pointer;
            white-space: nowrap;
            border: none;
        }
        .cta-form .btn-submit:hover {
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            box-shadow: 0 8px 28px rgba(212, 168, 75, 0.45);
            transform: translateY(-2px);
        }
        .cta-bonus {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
            margin-top: 24px;
        }
        .cta-bonus span {
            font-size: 0.85rem;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .cta-bonus span i {
            color: var(--accent);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--primary-dark);
            border-top: 1px solid var(--border);
            padding: 50px 0 24px;
            color: var(--text-secondary);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            margin-bottom: 36px;
        }
        .footer-col h4 {
            font-family: var(--font-heading);
            color: var(--text-white);
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 16px;
            letter-spacing: 0.04em;
        }
        .footer-col a {
            display: block;
            color: var(--text-muted);
            font-size: 0.9rem;
            padding: 6px 0;
            transition: all var(--transition);
        }
        .footer-col a:hover {
            color: var(--accent-light);
            padding-left: 4px;
        }
        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
            justify-content: center;
            padding-top: 20px;
            border-top: 1px solid var(--border);
            font-size: 0.8rem;
            color: var(--text-muted);
        }
        .footer-links {
            display: flex;
            gap: 16px;
            align-items: center;
        }
        .footer-links a {
            color: var(--text-muted);
            font-size: 0.8rem;
            transition: color var(--transition);
        }
        .footer-links a:hover {
            color: var(--accent-light);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .page-hero .container {
                grid-template-columns: 1fr;
                gap: 36px;
                text-align: center;
            }
            .hero-content h1 {
                font-size: 2.2rem;
            }
            .hero-content .hero-subtitle {
                max-width: 100%;
                margin: 0 auto 24px;
            }
            .hero-badges {
                justify-content: center;
            }
            .hero-qualification {
                margin: 0 auto 24px;
            }
            .hero-actions {
                justify-content: center;
            }
            .hero-visual .visual-card {
                max-width: 340px;
                margin: 0 auto;
            }
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .service-matrix {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .nav-links {
                gap: 2px;
            }
            .nav-links a {
                padding: 7px 10px;
                font-size: 0.82rem;
            }
            .nav-search-wrap {
                max-width: 260px;
            }
        }
        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: rgba(13, 13, 26, 0.96);
                flex-direction: column;
                padding: 16px 24px;
                gap: 4px;
                border-bottom: 1px solid var(--border);
                backdrop-filter: blur(16px);
                -webkit-backdrop-filter: blur(16px);
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links a {
                padding: 12px 16px;
                border-radius: var(--radius-sm);
                font-size: 0.95rem;
                width: 100%;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .nav-search-wrap {
                max-width: 180px;
            }
            .page-hero {
                padding: 50px 0 60px;
                min-height: auto;
            }
            .hero-content h1 {
                font-size: 1.8rem;
            }
            .metrics-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .metric-card {
                padding: 20px 16px;
            }
            .metric-card .metric-value {
                font-size: 1.6rem;
            }
            .service-matrix {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .comparison-table th,
            .comparison-table td {
                padding: 12px 10px;
                font-size: 0.8rem;
            }
            .cta-card {
                padding: 30px 20px;
            }
            .cta-form {
                flex-direction: column;
            }
            .cta-form input {
                min-width: auto;
                width: 100%;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 10px;
            }
            .section {
                padding: 44px 0;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 520px) {
            .nav-logo {
                font-size: 1.2rem;
            }
            .nav-logo .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 1rem;
            }
            .nav-search-wrap {
                max-width: 140px;
            }
            .nav-search-wrap input {
                padding: 10px 36px 10px 14px;
                font-size: 0.8rem;
            }
            .hero-content h1 {
                font-size: 1.5rem;
            }
            .hero-badges {
                gap: 8px;
            }
            .hero-badge {
                padding: 7px 12px;
                font-size: 0.78rem;
            }
            .metrics-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .metric-card .metric-value {
                font-size: 1.3rem;
            }
            .comparison-table {
                font-size: 0.7rem;
            }
            .comparison-table th,
            .comparison-table td {
                padding: 8px 6px;
                font-size: 0.7rem;
            }
            .cta-card h2 {
                font-size: 1.4rem;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #1a1a2e;
            --primary-dark: #0f0f1a;
            --accent: #d4a84b;
            --accent-light: #e8c97a;
            --accent-dark: #b8861e;
            --secondary: #c0392b;
            --secondary-light: #e74c3c;
            --bg-dark: #0d0d1a;
            --bg-card: #1a1a2e;
            --bg-card-hover: #222240;
            --bg-section: #111122;
            --bg-input: #1e1e35;
            --text-primary: #f0e6d3;
            --text-secondary: #c4b99a;
            --text-muted: #8a7e6b;
            --text-white: #ffffff;
            --border: #2a2a40;
            --border-light: #3a3a55;
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
            --shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
            --shadow-gold: 0 4px 20px rgba(212, 168, 75, 0.25);
            --shadow-gold-lg: 0 8px 40px rgba(212, 168, 75, 0.35);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --container: 1240px;
            --container-sm: 960px;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --nav-height: 72px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            background-color: var(--bg-dark);
            color: var(--text-primary);
            line-height: 1.7;
            min-height: 100vh;
            overflow-x: hidden;
            letter-spacing: 0.02em;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        input {
            font-family: inherit;
            outline: none;
            border: none;
        }

        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }

        .container-sm {
            max-width: var(--container-sm);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(13, 13, 26, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border);
            height: var(--nav-height);
            display: flex;
            align-items: center;
            transition: all var(--transition);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            gap: 20px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            font-family: var(--font-heading);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.04em;
            white-space: nowrap;
        }

        .nav-logo .logo-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--accent-dark), var(--accent));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: #1a1a2e;
            font-weight: 900;
        }

        .nav-search-wrap {
            flex: 1;
            max-width: 420px;
            position: relative;
            min-width: 200px;
        }

        .nav-search-wrap input {
            width: 100%;
            padding: 12px 48px 12px 20px;
            border-radius: 28px;
            background: var(--bg-input);
            color: var(--text-primary);
            font-size: 0.95rem;
            border: 2px solid transparent;
            transition: all var(--transition);
            letter-spacing: 0.02em;
        }

        .nav-search-wrap input::placeholder {
            color: var(--text-muted);
        }

        .nav-search-wrap input:focus {
            border-color: var(--accent);
            background: #1a1a30;
            box-shadow: 0 0 0 4px rgba(212, 168, 75, 0.1);
        }

        .nav-search-wrap .search-btn {
            position: absolute;
            right: 6px;
            top: 50%;
            transform: translateY(-50%);
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--accent);
            color: #1a1a2e;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            transition: all var(--transition);
            border: none;
            cursor: pointer;
        }

        .nav-search-wrap .search-btn:hover {
            background: var(--accent-light);
            box-shadow: var(--shadow-gold);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-shrink: 0;
            flex-wrap: wrap;
        }

        .nav-links a {
            padding: 8px 14px;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition);
            white-space: nowrap;
            letter-spacing: 0.03em;
        }

        .nav-links a:hover {
            color: var(--accent-light);
            background: rgba(212, 168, 75, 0.08);
        }

        .nav-links a.active {
            color: var(--accent);
            background: rgba(212, 168, 75, 0.12);
            font-weight: 600;
        }

        .nav-links .nav-cta-btn {
            background: var(--accent);
            color: #1a1a2e !important;
            font-weight: 700;
            padding: 10px 20px;
            border-radius: 24px;
            letter-spacing: 0.04em;
            box-shadow: var(--shadow-gold);
            transition: all var(--transition);
        }

        .nav-links .nav-cta-btn:hover {
            background: var(--accent-light);
            box-shadow: var(--shadow-gold-lg);
            transform: translateY(-1px);
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.5rem;
            cursor: pointer;
            padding: 8px;
            transition: color var(--transition);
        }

        .mobile-menu-toggle:hover {
            color: var(--accent);
        }

        /* ========== HERO - 优惠券墙 ========== */
        .hero-section {
            position: relative;
            padding: 60px 0 80px;
            background: linear-gradient(180deg, #0d0d1a 0%, #111122 40%, #0d0d1a 100%);
            overflow: hidden;
            min-height: 580px;
            display: flex;
            align-items: center;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            opacity: 0.18;
            z-index: 0;
            pointer-events: none;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            top: -50%;
            left: -30%;
            width: 80%;
            height: 200%;
            background: radial-gradient(ellipse at center, rgba(212, 168, 75, 0.06) 0%, transparent 70%);
            z-index: 0;
            pointer-events: none;
        }

        .hero-content {
            position: relative;
            z-index: 1;
            display: flex;
            align-items: center;
            gap: 50px;
            flex-wrap: wrap;
        }

        .hero-text {
            flex: 1;
            min-width: 280px;
        }

        .hero-badge {
            display: inline-block;
            background: linear-gradient(135deg, var(--accent-dark), var(--accent));
            color: #1a1a2e;
            font-weight: 700;
            font-size: 0.85rem;
            padding: 6px 16px;
            border-radius: 20px;
            letter-spacing: 0.06em;
            margin-bottom: 16px;
            text-transform: uppercase;
        }

        .hero-text h1 {
            font-family: var(--font-heading);
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--text-white);
            line-height: 1.25;
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }

        .hero-text h1 .gold-text {
            color: var(--accent);
            position: relative;
        }

        .hero-text .hero-subtitle {
            font-size: 1.1rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 28px;
            max-width: 480px;
        }

        .hero-stats-row {
            display: flex;
            gap: 28px;
            flex-wrap: wrap;
            margin-bottom: 24px;
        }

        .hero-stat-item {
            text-align: center;
            background: rgba(26, 26, 46, 0.7);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 16px 20px;
            min-width: 100px;
            backdrop-filter: blur(10px);
        }

        .hero-stat-item .stat-number {
            font-family: var(--font-heading);
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--accent);
            line-height: 1;
        }

        .hero-stat-item .stat-label {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-top: 4px;
        }

        .hero-coupon-wall {
            flex: 1;
            min-width: 320px;
            position: relative;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
            align-items: center;
        }

        .coupon-card {
            background: linear-gradient(145deg, #1e1e38, #252545);
            border: 2px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 20px 18px;
            text-align: center;
            width: 140px;
            transition: all var(--transition);
            position: relative;
            cursor: default;
            box-shadow: var(--shadow);
        }

        .coupon-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: var(--accent-dark);
        }

        .coupon-card.main-coupon {
            width: 200px;
            border: 2px solid var(--accent);
            background: linear-gradient(145deg, #1a1a30, #2a2040);
            box-shadow: var(--shadow-gold-lg);
            position: relative;
            z-index: 2;
            animation: couponGlow 3s ease-in-out infinite;
        }

        @keyframes couponGlow {
            0%,
            100% {
                box-shadow: 0 8px 40px rgba(212, 168, 75, 0.35);
            }
            50% {
                box-shadow: 0 8px 60px rgba(212, 168, 75, 0.55);
            }
        }

        .coupon-card.main-coupon::before {
            content: '热门';
            position: absolute;
            top: -12px;
            right: 20px;
            background: var(--secondary-light);
            color: #fff;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 10px;
            letter-spacing: 0.05em;
            z-index: 3;
        }

        .coupon-card .coupon-icon {
            font-size: 2rem;
            color: var(--accent);
            margin-bottom: 8px;
        }

        .coupon-card.main-coupon .coupon-icon {
            font-size: 2.5rem;
        }

        .coupon-card .coupon-amount {
            font-family: var(--font-heading);
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--accent);
            line-height: 1;
        }

        .coupon-card.main-coupon .coupon-amount {
            font-size: 2.2rem;
        }

        .coupon-card .coupon-condition {
            font-size: 0.75rem;
            color: var(--text-muted);
            margin-top: 6px;
        }

        .coupon-card .coupon-btn {
            display: inline-block;
            margin-top: 10px;
            padding: 8px 18px;
            border-radius: 20px;
            background: var(--accent);
            color: #1a1a2e;
            font-weight: 700;
            font-size: 0.8rem;
            letter-spacing: 0.04em;
            transition: all var(--transition);
            cursor: pointer;
            border: none;
        }

        .coupon-card .coupon-btn:hover {
            background: var(--accent-light);
            box-shadow: var(--shadow-gold);
            transform: scale(1.04);
        }

        .coupon-card.main-coupon .coupon-btn {
            padding: 10px 24px;
            font-size: 0.9rem;
            letter-spacing: 0.05em;
        }

        .hero-cta-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-top: 8px;
        }

        .btn-primary {
            display: inline-block;
            padding: 14px 32px;
            border-radius: 28px;
            background: linear-gradient(135deg, var(--accent-dark), var(--accent));
            color: #1a1a2e;
            font-weight: 700;
            font-size: 1rem;
            letter-spacing: 0.04em;
            transition: all var(--transition);
            box-shadow: var(--shadow-gold);
            cursor: pointer;
            border: none;
            text-align: center;
        }

        .btn-primary:hover {
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            box-shadow: var(--shadow-gold-lg);
            transform: translateY(-2px);
        }

        .btn-outline {
            display: inline-block;
            padding: 14px 32px;
            border-radius: 28px;
            background: transparent;
            color: var(--accent);
            font-weight: 600;
            font-size: 1rem;
            letter-spacing: 0.04em;
            border: 2px solid var(--accent);
            transition: all var(--transition);
            cursor: pointer;
            text-align: center;
        }

        .btn-outline:hover {
            background: rgba(212, 168, 75, 0.08);
            border-color: var(--accent-light);
            color: var(--accent-light);
        }

        /* ========== SECTION COMMON ========== */
        .section {
            padding: 70px 0;
        }

        .section-dark {
            background: var(--bg-section);
        }

        .section-header {
            margin-bottom: 48px;
        }

        .section-header .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.08em;
            text-transform: uppercase;
            margin-bottom: 10px;
            padding: 4px 14px;
            border: 1px solid var(--accent-dark);
            border-radius: 20px;
            background: rgba(212, 168, 75, 0.06);
        }

        .section-header h2 {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-white);
            letter-spacing: 0.03em;
            margin-bottom: 8px;
        }

        .section-header .section-desc {
            color: var(--text-muted);
            font-size: 0.95rem;
            max-width: 600px;
            line-height: 1.6;
        }

        /* ========== METRICS BOARD ========== */
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .metric-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            text-align: center;
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

        .metric-card:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-light);
            transform: translateY(-3px);
            box-shadow: var(--shadow-lg);
        }

        .metric-card .metric-icon {
            font-size: 2rem;
            color: var(--accent);
            margin-bottom: 12px;
        }

        .metric-card .metric-value {
            font-family: var(--font-heading);
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--text-white);
            line-height: 1;
            margin-bottom: 6px;
        }

        .metric-card .metric-value .unit {
            font-size: 1rem;
            color: var(--text-muted);
            font-weight: 400;
        }

        .metric-card .metric-label {
            font-size: 0.9rem;
            color: var(--text-secondary);
            font-weight: 500;
        }

        .metric-card .metric-trend {
            display: inline-block;
            margin-top: 8px;
            font-size: 0.78rem;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 12px;
        }

        .metric-trend.up {
            color: #4caf50;
            background: rgba(76, 175, 80, 0.1);
        }

        .metric-trend.down {
            color: #f44336;
            background: rgba(244, 67, 54, 0.1);
        }

        /* ========== SERVICE MATRIX ========== */
        .service-matrix {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .service-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 30px 24px;
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

        .service-card:hover {
            border-color: var(--accent-dark);
            box-shadow: var(--shadow-gold);
            transform: translateY(-4px);
            background: var(--bg-card-hover);
        }

        .service-card .service-icon-wrap {
            width: 56px;
            height: 56px;
            border-radius: var(--radius);
            background: linear-gradient(135deg, rgba(212, 168, 75, 0.15), rgba(212, 168, 75, 0.05));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--accent);
            margin-bottom: 16px;
            transition: all var(--transition);
        }

        .service-card:hover .service-icon-wrap {
            background: linear-gradient(135deg, var(--accent-dark), var(--accent));
            color: #1a1a2e;
        }

        .service-card h3 {
            font-family: var(--font-heading);
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 8px;
            letter-spacing: 0.03em;
        }

        .service-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        .service-card .service-tag {
            display: inline-block;
            margin-top: 12px;
            font-size: 0.75rem;
            padding: 4px 10px;
            border-radius: 12px;
            background: rgba(212, 168, 75, 0.1);
            color: var(--accent-light);
            font-weight: 600;
            letter-spacing: 0.04em;
        }

        /* ========== COMPARISON TABLE ========== */
        .comparison-wrap {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
        }

        .comparison-table {
            width: 100%;
            border-collapse: separate;
            border-spacing: 0;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            min-width: 700px;
        }

        .comparison-table thead th {
            background: var(--bg-card);
            padding: 18px 20px;
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1rem;
            color: var(--text-white);
            text-align: center;
            border-bottom: 2px solid var(--border-light);
            letter-spacing: 0.03em;
        }

        .comparison-table thead th.vip-col {
            background: linear-gradient(180deg, rgba(212, 168, 75, 0.2), rgba(212, 168, 75, 0.05));
            color: var(--accent);
            font-size: 1.05rem;
            position: relative;
        }

        .comparison-table thead th.vip-col::after {
            content: '★';
            position: absolute;
            top: 8px;
            right: 16px;
            font-size: 0.7rem;
            color: var(--accent);
        }

        .comparison-table tbody td {
            padding: 14px 20px;
            text-align: center;
            font-size: 0.9rem;
            color: var(--text-secondary);
            border-bottom: 1px solid var(--border);
            background: var(--bg-card);
            transition: background var(--transition);
        }

        .comparison-table tbody tr:hover td {
            background: var(--bg-card-hover);
        }

        .comparison-table tbody td.vip-col {
            color: var(--accent);
            font-weight: 600;
        }

        .comparison-table .check-icon {
            color: #4caf50;
            font-size: 1.1rem;
        }

        .comparison-table .cross-icon {
            color: #666;
            font-size: 1.1rem;
        }

        .comparison-table .star-icon {
            color: var(--accent);
            font-size: 1.1rem;
        }

        /* ========== TIER CARDS ========== */
        .tier-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 16px;
        }

        .tier-card {
            background: var(--bg-card);
            border: 2px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px 18px;
            text-align: center;
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

        .tier-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }

        .tier-card.featured {
            border-color: var(--accent);
            box-shadow: var(--shadow-gold);
            background: linear-gradient(180deg, rgba(212, 168, 75, 0.08), var(--bg-card) 60%);
        }

        .tier-card .tier-badge {
            display: inline-block;
            font-size: 0.7rem;
            font-weight: 700;
            letter-spacing: 0.06em;
            padding: 5px 14px;
            border-radius: 14px;
            margin-bottom: 12px;
            text-transform: uppercase;
        }

        .tier-badge.bronze {
            background: rgba(205, 127, 50, 0.2);
            color: #cd7f32;
        }
        .tier-badge.silver {
            background: rgba(192, 192, 192, 0.2);
            color: #c0c0c0;
        }
        .tier-badge.gold {
            background: rgba(212, 168, 75, 0.2);
            color: #d4a84b;
        }
        .tier-badge.platinum {
            background: rgba(229, 228, 226, 0.2);
            color: #e5e4e2;
        }
        .tier-badge.diamond {
            background: rgba(185, 242, 255, 0.2);
            color: #b9f2ff;
        }

        .tier-card .tier-icon {
            font-size: 2.8rem;
            margin-bottom: 10px;
            display: block;
        }

        .tier-card h3 {
            font-family: var(--font-heading);
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 4px;
        }

        .tier-card .tier-condition {
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-bottom: 12px;
        }

        .tier-card .tier-perks {
            list-style: none;
            text-align: left;
            font-size: 0.82rem;
            color: var(--text-secondary);
            line-height: 2;
        }

        .tier-card .tier-perks li::before {
            content: '✓ ';
            color: var(--accent);
            font-weight: 700;
        }

        .tier-card .tier-btn {
            display: inline-block;
            margin-top: 16px;
            padding: 10px 22px;
            border-radius: 20px;
            font-weight: 700;
            font-size: 0.85rem;
            letter-spacing: 0.04em;
            transition: all var(--transition);
            cursor: pointer;
            background: transparent;
            color: var(--accent);
            border: 1.5px solid var(--accent);
        }

        .tier-card .tier-btn:hover {
            background: var(--accent);
            color: #1a1a2e;
        }

        .tier-card.featured .tier-btn {
            background: var(--accent);
            color: #1a1a2e;
            border-color: var(--accent);
        }

        .tier-card.featured .tier-btn:hover {
            background: var(--accent-light);
        }

        /* ========== GAME SHOWCASE ========== */
        .game-showcase-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .game-showcase-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: all var(--transition);
        }

        .game-showcase-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
            border-color: var(--border-light);
        }

        .game-showcase-card .game-img {
            width: 100%;
            height: 160px;
            object-fit: cover;
            display: block;
        }

        .game-showcase-card .game-info {
            padding: 16px;
        }

        .game-showcase-card .game-info h4 {
            font-family: var(--font-heading);
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 4px;
        }

        .game-showcase-card .game-info .game-tag {
            display: inline-block;
            font-size: 0.7rem;
            padding: 3px 8px;
            border-radius: 10px;
            background: rgba(212, 168, 75, 0.15);
            color: var(--accent);
            font-weight: 600;
            letter-spacing: 0.04em;
        }

        /* ========== TESTIMONIALS ========== */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .testimonial-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            transition: all var(--transition);
            position: relative;
        }

        .testimonial-card:hover {
            border-color: var(--border-light);
            box-shadow: var(--shadow);
        }

        .testimonial-card .quote-icon {
            font-size: 2.5rem;
            color: var(--accent);
            opacity: 0.3;
            position: absolute;
            top: 12px;
            right: 20px;
            line-height: 1;
        }

        .testimonial-card .testimonial-text {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
            font-style: italic;
            position: relative;
            z-index: 1;
        }

        .testimonial-card .testimonial-author {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .testimonial-card .author-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-dark), var(--accent));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #1a1a2e;
            font-weight: 700;
            font-size: 0.9rem;
            flex-shrink: 0;
        }

        .testimonial-card .author-name {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--text-white);
        }

        .testimonial-card .author-tier {
            font-size: 0.75rem;
            color: var(--accent);
            font-weight: 500;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition);
        }

        .faq-item:hover {
            border-color: var(--border-light);
        }

        .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 18px 24px;
            text-align: left;
            font-family: var(--font-heading);
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            letter-spacing: 0.03em;
            transition: color var(--transition);
        }

        .faq-question:hover {
            color: var(--accent-light);
        }

        .faq-question .faq-icon {
            font-size: 0.9rem;
            color: var(--accent);
            transition: transform var(--transition);
            flex-shrink: 0;
            margin-left: 12px;
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 24px 18px;
        }

        .faq-answer p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            padding: 70px 0;
            background: linear-gradient(180deg, var(--bg-section) 0%, var(--bg-dark) 100%);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -30%;
            right: -20%;
            width: 60%;
            height: 160%;
            background: radial-gradient(ellipse, rgba(212, 168, 75, 0.04) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-card {
            background: var(--bg-card);
            border: 2px solid var(--accent-dark);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            text-align: center;
            position: relative;
            z-index: 1;
            box-shadow: var(--shadow-gold);
            max-width: 700px;
            margin: 0 auto;
        }

        .cta-card h2 {
            font-family: var(--font-heading);
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 10px;
            letter-spacing: 0.03em;
        }

        .cta-card .cta-desc {
            color: var(--text-secondary);
            font-size: 0.95rem;
            margin-bottom: 24px;
            line-height: 1.6;
        }

        .cta-form {
            display: flex;
            gap: 12px;
            max-width: 460px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }

        .cta-form input {
            flex: 1;
            min-width: 200px;
            padding: 14px 20px;
            border-radius: 28px;
            background: var(--bg-input);
            color: var(--text-primary);
            font-size: 0.95rem;
            border: 2px solid transparent;
            transition: all var(--transition);
            letter-spacing: 0.02em;
        }

        .cta-form input:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 4px rgba(212, 168, 75, 0.08);
        }

        .cta-form input::placeholder {
            color: var(--text-muted);
        }

        .cta-form .btn-submit {
            padding: 14px 32px;
            border-radius: 28px;
            background: var(--accent);
            color: #1a1a2e;
            font-weight: 700;
            font-size: 1rem;
            letter-spacing: 0.04em;
            cursor: pointer;
            transition: all var(--transition);
            border: none;
            white-space: nowrap;
        }

        .cta-form .btn-submit:hover {
            background: var(--accent-light);
            box-shadow: var(--shadow-gold-lg);
            transform: translateY(-2px);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--primary-dark);
            border-top: 1px solid var(--border);
            padding: 50px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.3fr;
            gap: 36px;
            padding-bottom: 36px;
            border-bottom: 1px solid var(--border);
        }

        .footer-col h4 {
            font-family: var(--font-heading);
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 16px;
            letter-spacing: 0.04em;
        }

        .footer-col a {
            display: block;
            color: var(--text-muted);
            font-size: 0.85rem;
            padding: 5px 0;
            transition: color var(--transition);
            letter-spacing: 0.02em;
        }

        .footer-col a:hover {
            color: var(--accent-light);
        }

        .footer-bottom {
            padding: 20px 0;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .footer-bottom span {
            white-space: nowrap;
        }

        .footer-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .footer-links a {
            color: var(--text-muted);
            font-size: 0.8rem;
            transition: color var(--transition);
        }

        .footer-links a:hover {
            color: var(--accent-light);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .hero-text h1 {
                font-size: 2.2rem;
            }
            .hero-content {
                gap: 30px;
            }
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .service-matrix {
                grid-template-columns: repeat(2, 1fr);
            }
            .tier-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .game-showcase-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .testimonial-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .nav-links a {
                padding: 6px 10px;
                font-size: 0.82rem;
            }
            .nav-search-wrap {
                max-width: 260px;
            }
            .coupon-card {
                width: 120px;
                padding: 14px 10px;
            }
            .coupon-card.main-coupon {
                width: 160px;
            }
            .coupon-card .coupon-amount {
                font-size: 1.3rem;
            }
            .coupon-card.main-coupon .coupon-amount {
                font-size: 1.7rem;
            }
        }

        @media (max-width: 768px) {
            .site-header .container {
                flex-wrap: wrap;
                gap: 10px;
            }
            .nav-search-wrap {
                order: 3;
                max-width: 100%;
                flex: 1 1 100%;
            }
            .nav-links {
                order: 2;
                gap: 2px;
            }
            .nav-links a {
                padding: 6px 8px;
                font-size: 0.75rem;
                border-radius: 14px;
            }
            .nav-logo {
                font-size: 1.2rem;
            }
            .nav-logo .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 1rem;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .nav-links.collapsed {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: rgba(13, 13, 26, 0.98);
                flex-direction: column;
                padding: 16px;
                gap: 4px;
                border-bottom: 1px solid var(--border);
                z-index: 999;
            }
            .nav-links.collapsed.show {
                display: flex;
            }
            .hero-content {
                flex-direction: column;
                text-align: center;
            }
            .hero-text h1 {
                font-size: 1.9rem;
            }
            .hero-stats-row {
                justify-content: center;
            }
            .hero-cta-group {
                justify-content: center;
            }
            .hero-coupon-wall {
                min-width: 100%;
            }
            .coupon-card {
                width: 100px;
                padding: 12px 8px;
            }
            .coupon-card.main-coupon {
                width: 140px;
            }
            .coupon-card .coupon-amount {
                font-size: 1.1rem;
            }
            .coupon-card.main-coupon .coupon-amount {
                font-size: 1.4rem;
            }
            .metrics-grid {
                grid-template-columns: 1fr 1fr;
            }
            .service-matrix {
                grid-template-columns: 1fr;
            }
            .tier-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .game-showcase-grid {
                grid-template-columns: 1fr 1fr;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
            .cta-card {
                padding: 32px 20px;
            }
            .cta-card h2 {
                font-size: 1.4rem;
            }
            .comparison-table {
                min-width: 600px;
                font-size: 0.8rem;
            }
            .comparison-table thead th,
            .comparison-table tbody td {
                padding: 10px 12px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .section {
                padding: 40px 0;
            }
            .hero-section {
                padding: 40px 0 50px;
                min-height: auto;
            }
        }

        @media (max-width: 520px) {
            .hero-text h1 {
                font-size: 1.5rem;
            }
            .hero-stats-row {
                gap: 10px;
            }
            .hero-stat-item {
                padding: 10px 12px;
                min-width: 70px;
            }
            .hero-stat-item .stat-number {
                font-size: 1.3rem;
            }
            .hero-coupon-wall {
                gap: 8px;
            }
            .coupon-card {
                width: 80px;
                padding: 10px 6px;
                border-radius: var(--radius-sm);
            }
            .coupon-card.main-coupon {
                width: 110px;
            }
            .coupon-card .coupon-amount {
                font-size: 0.95rem;
            }
            .coupon-card.main-coupon .coupon-amount {
                font-size: 1.2rem;
            }
            .coupon-card .coupon-btn {
                padding: 6px 12px;
                font-size: 0.7rem;
            }
            .metrics-grid {
                grid-template-columns: 1fr;
            }
            .tier-grid {
                grid-template-columns: 1fr;
            }
            .game-showcase-grid {
                grid-template-columns: 1fr;
            }
            .btn-primary,
            .btn-outline {
                padding: 10px 20px;
                font-size: 0.85rem;
            }
            .cta-form {
                flex-direction: column;
            }
            .cta-form input {
                min-width: 100%;
            }
            .cta-form .btn-submit {
                width: 100%;
            }
            .section-header h2 {
                font-size: 1.3rem;
            }
            .nav-links a {
                font-size: 0.7rem;
                padding: 5px 6px;
            }
        }

/* roulang page: category5 */
:root {
            --primary: #1a1a2e;
            --primary-dark: #0f0f1a;
            --accent: #d4a84b;
            --accent-light: #e8c97a;
            --accent-dark: #b8861e;
            --secondary: #c0392b;
            --secondary-light: #e74c3c;
            --bg-dark: #0d0d1a;
            --bg-card: #1a1a2e;
            --bg-card-hover: #222240;
            --bg-section: #111122;
            --bg-input: #1e1e35;
            --text-primary: #f0e6d3;
            --text-secondary: #c4b99a;
            --text-muted: #8a7e6b;
            --text-white: #ffffff;
            --border: #2a2a40;
            --border-light: #3a3a55;
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
            --shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
            --shadow-gold: 0 4px 20px rgba(212, 168, 75, 0.25);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --container: 1240px;
            --container-sm: 960px;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --nav-height: 72px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            background-color: var(--bg-dark);
            color: var(--text-primary);
            line-height: 1.7;
            min-height: 100vh;
            overflow-x: hidden;
            letter-spacing: 0.02em;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        input {
            font-family: inherit;
            outline: none;
            border: none;
        }

        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }

        .container-sm {
            max-width: var(--container-sm);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(13, 13, 26, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border);
            height: var(--nav-height);
            display: flex;
            align-items: center;
            transition: all var(--transition);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            gap: 20px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            font-family: var(--font-heading);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.04em;
            white-space: nowrap;
        }

        .nav-logo .logo-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--accent-dark), var(--accent));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: #1a1a2e;
            font-weight: 900;
        }

        .nav-search-wrap {
            flex: 1;
            max-width: 420px;
            position: relative;
            min-width: 200px;
        }

        .nav-search-wrap input {
            width: 100%;
            padding: 12px 48px 12px 20px;
            border-radius: 28px;
            background: var(--bg-input);
            color: var(--text-primary);
            font-size: 0.95rem;
            border: 2px solid transparent;
            transition: all var(--transition);
            letter-spacing: 0.02em;
        }

        .nav-search-wrap input::placeholder {
            color: var(--text-muted);
        }

        .nav-search-wrap input:focus {
            border-color: var(--accent);
            background: #1a1a30;
            box-shadow: 0 0 0 4px rgba(212, 168, 75, 0.1);
        }

        .nav-search-wrap .search-btn {
            position: absolute;
            right: 6px;
            top: 50%;
            transform: translateY(-50%);
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--accent);
            color: #1a1a2e;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            transition: all var(--transition);
            border: none;
            cursor: pointer;
        }

        .nav-search-wrap .search-btn:hover {
            background: var(--accent-light);
            box-shadow: var(--shadow-gold);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-shrink: 0;
            flex-wrap: wrap;
        }

        .nav-links a {
            padding: 8px 14px;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition);
            white-space: nowrap;
            letter-spacing: 0.03em;
        }

        .nav-links a:hover {
            color: var(--accent-light);
            background: rgba(212, 168, 75, 0.08);
        }

        .nav-links a.active {
            color: var(--accent);
            background: rgba(212, 168, 75, 0.12);
            font-weight: 600;
        }

        .nav-cta-btn {
            background: var(--accent) !important;
            color: #1a1a2e !important;
            font-weight: 700 !important;
            padding: 10px 20px !important;
            border-radius: 24px !important;
            letter-spacing: 0.04em !important;
            box-shadow: var(--shadow-gold);
            transition: all var(--transition) !important;
        }

        .nav-cta-btn:hover {
            background: var(--accent-light) !important;
            box-shadow: 0 6px 24px rgba(212, 168, 75, 0.35) !important;
            transform: translateY(-1px);
            color: #1a1a2e !important;
        }

        /* Mobile menu toggle */
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.6rem;
            cursor: pointer;
            padding: 8px;
            transition: color var(--transition);
        }

        .nav-toggle:hover {
            color: var(--accent);
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            min-height: 580px;
            display: flex;
            align-items: center;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            background-color: var(--bg-dark);
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(13, 13, 26, 0.55) 0%, rgba(13, 13, 26, 0.82) 60%, rgba(13, 13, 26, 0.95) 100%);
            z-index: 1;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(212, 168, 75, 0.12) 0%, transparent 60%);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            width: 100%;
            padding: 80px 0 60px;
        }

        .hero-badge {
            display: inline-block;
            background: rgba(212, 168, 75, 0.15);
            border: 1px solid rgba(212, 168, 75, 0.35);
            color: var(--accent-light);
            padding: 8px 18px;
            border-radius: 24px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            margin-bottom: 20px;
        }

        .hero-title {
            font-family: var(--font-heading);
            font-size: 3rem;
            font-weight: 800;
            color: var(--text-white);
            line-height: 1.2;
            margin-bottom: 16px;
            letter-spacing: 0.03em;
            max-width: 700px;
        }

        .hero-title .accent-text {
            color: var(--accent);
        }

        .hero-subtitle {
            font-size: 1.15rem;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 560px;
            margin-bottom: 28px;
        }

        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            align-items: center;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            color: #1a1a2e;
            padding: 14px 28px;
            border-radius: 28px;
            font-weight: 700;
            font-size: 1rem;
            letter-spacing: 0.04em;
            transition: all var(--transition);
            box-shadow: var(--shadow-gold);
            border: none;
            cursor: pointer;
        }

        .btn-primary:hover {
            background: var(--accent-light);
            box-shadow: 0 6px 28px rgba(212, 168, 75, 0.4);
            transform: translateY(-2px);
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--text-primary);
            padding: 14px 28px;
            border-radius: 28px;
            font-weight: 600;
            font-size: 1rem;
            letter-spacing: 0.04em;
            border: 2px solid var(--border-light);
            transition: all var(--transition);
            cursor: pointer;
        }

        .btn-outline:hover {
            border-color: var(--accent);
            color: var(--accent-light);
            background: rgba(212, 168, 75, 0.06);
        }

        .hero-sub-nav {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            margin-top: 32px;
        }

        .hero-sub-nav a {
            padding: 10px 18px;
            border-radius: 24px;
            background: rgba(26, 26, 46, 0.7);
            border: 1px solid var(--border);
            color: var(--text-secondary);
            font-size: 0.9rem;
            font-weight: 500;
            transition: all var(--transition);
            backdrop-filter: blur(8px);
        }

        .hero-sub-nav a:hover {
            border-color: var(--accent);
            color: var(--accent-light);
            background: rgba(212, 168, 75, 0.1);
        }

        .hero-sub-nav a i {
            margin-right: 6px;
            font-size: 0.85rem;
        }

        /* ========== SECTION COMMON ========== */
        .section {
            padding: 80px 0;
        }

        .section-alt {
            background: var(--bg-section);
        }

        .section-header {
            text-align: center;
            margin-bottom: 50px;
        }

        .section-header .section-badge {
            display: inline-block;
            background: rgba(212, 168, 75, 0.1);
            color: var(--accent);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            margin-bottom: 14px;
            border: 1px solid rgba(212, 168, 75, 0.2);
        }

        .section-header h2 {
            font-family: var(--font-heading);
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 10px;
            letter-spacing: 0.03em;
        }

        .section-header .section-desc {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.7;
        }

        /* ========== METRICS DASHBOARD ========== */
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .metric-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            text-align: center;
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

        .metric-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-dark), var(--accent), var(--accent-light));
            opacity: 0;
            transition: opacity var(--transition);
        }

        .metric-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }

        .metric-card:hover::before {
            opacity: 1;
        }

        .metric-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(212, 168, 75, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 1.5rem;
            color: var(--accent);
        }

        .metric-number {
            font-family: var(--font-heading);
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 4px;
            letter-spacing: 0.02em;
        }

        .metric-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        .metric-sub {
            font-size: 0.78rem;
            color: var(--accent-light);
            margin-top: 6px;
        }

        /* ========== SERVICE MATRIX ========== */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .service-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 36px 28px;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .service-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            background: var(--bg-card-hover);
        }

        .service-card .service-icon-wrap {
            width: 52px;
            height: 52px;
            border-radius: var(--radius);
            background: linear-gradient(135deg, rgba(212, 168, 75, 0.15), rgba(212, 168, 75, 0.05));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--accent);
            flex-shrink: 0;
        }

        .service-card h3 {
            font-family: var(--font-heading);
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-white);
            letter-spacing: 0.03em;
        }

        .service-card p {
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.7;
            flex: 1;
        }

        .service-card .service-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .service-card .service-tags span {
            font-size: 0.75rem;
            padding: 4px 10px;
            border-radius: 14px;
            background: rgba(212, 168, 75, 0.08);
            color: var(--accent-light);
            border: 1px solid rgba(212, 168, 75, 0.2);
            font-weight: 500;
        }

        /* ========== COMPARISON TABLE ========== */
        .comparison-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
            align-items: stretch;
        }

        .comparison-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 36px 28px;
            transition: all var(--transition);
        }

        .comparison-card.featured {
            border-color: var(--accent);
            background: linear-gradient(180deg, rgba(212, 168, 75, 0.08) 0%, var(--bg-card) 40%);
            box-shadow: var(--shadow-gold);
            position: relative;
        }

        .comparison-card.featured::before {
            content: '开元棋牌认证';
            position: absolute;
            top: -14px;
            right: 24px;
            background: var(--accent);
            color: #1a1a2e;
            padding: 6px 16px;
            border-radius: 16px;
            font-size: 0.78rem;
            font-weight: 700;
            letter-spacing: 0.04em;
        }

        .comparison-card h3 {
            font-family: var(--font-heading);
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 6px;
            letter-spacing: 0.03em;
        }

        .comparison-card .comp-subtitle {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 20px;
        }

        .comparison-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .comparison-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        .comparison-list li i.fa-check {
            color: #2ecc71;
            flex-shrink: 0;
            margin-top: 3px;
        }

        .comparison-list li i.fa-times {
            color: #e74c3c;
            flex-shrink: 0;
            margin-top: 3px;
        }

        .comparison-list li i.fa-minus {
            color: var(--text-muted);
            flex-shrink: 0;
            margin-top: 3px;
        }

        /* ========== TECH SHOWCASE ========== */
        .tech-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .tech-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            display: flex;
            gap: 20px;
            align-items: flex-start;
            transition: all var(--transition);
        }

        .tech-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow);
        }

        .tech-card .tech-icon {
            width: 60px;
            height: 60px;
            border-radius: var(--radius);
            background: rgba(212, 168, 75, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            color: var(--accent);
            flex-shrink: 0;
        }

        .tech-card .tech-info h3 {
            font-family: var(--font-heading);
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 6px;
        }

        .tech-card .tech-info p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ========== CERT FLOW ========== */
        .flow-steps {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 16px;
            position: relative;
        }

        .flow-steps::before {
            content: '';
            position: absolute;
            top: 36px;
            left: 10%;
            right: 10%;
            height: 2px;
            background: linear-gradient(90deg, var(--accent-dark), var(--accent), var(--accent-light), var(--accent), var(--accent-dark));
            z-index: 0;
            opacity: 0.4;
        }

        .flow-step {
            text-align: center;
            position: relative;
            z-index: 1;
        }

        .flow-step .step-circle {
            width: 72px;
            height: 72px;
            border-radius: 50%;
            background: var(--bg-card);
            border: 3px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            font-size: 1.4rem;
            color: var(--accent);
            transition: all var(--transition);
            position: relative;
        }

        .flow-step:hover .step-circle {
            border-color: var(--accent);
            box-shadow: var(--shadow-gold);
            background: rgba(212, 168, 75, 0.1);
        }

        .flow-step .step-number {
            position: absolute;
            top: -8px;
            right: -8px;
            width: 26px;
            height: 26px;
            border-radius: 50%;
            background: var(--accent);
            color: #1a1a2e;
            font-size: 0.75rem;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .flow-step h4 {
            font-family: var(--font-heading);
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-white);
            margin-bottom: 4px;
        }

        .flow-step p {
            font-size: 0.8rem;
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* ========== PARTNERS ========== */
        .partners-row {
            display: flex;
            gap: 30px;
            justify-content: center;
            align-items: center;
            flex-wrap: wrap;
        }

        .partner-item {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 24px 32px;
            text-align: center;
            transition: all var(--transition);
            min-width: 140px;
        }

        .partner-item:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow);
            transform: translateY(-2px);
        }

        .partner-item .partner-icon {
            font-size: 2.2rem;
            color: var(--accent);
            margin-bottom: 8px;
        }

        .partner-item .partner-name {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-white);
        }

        .partner-item .partner-cert {
            font-size: 0.75rem;
            color: var(--text-muted);
            margin-top: 4px;
        }

        /* ========== FAQ ========== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            transition: all var(--transition);
        }

        .faq-item:hover {
            border-color: var(--border-light);
        }

        .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 20px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
            cursor: pointer;
            text-align: left;
            letter-spacing: 0.03em;
            transition: all var(--transition);
            font-family: var(--font-body);
            gap: 12px;
        }

        .faq-question:hover {
            color: var(--accent-light);
        }

        .faq-question i {
            transition: transform var(--transition);
            color: var(--accent);
            flex-shrink: 0;
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
        }

        .faq-answer-inner {
            padding: 0 24px 20px;
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* ========== CTA FORM ========== */
        .cta-section {
            background: linear-gradient(180deg, var(--bg-section) 0%, var(--bg-dark) 100%);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -100px;
            right: -100px;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(212, 168, 75, 0.06) 0%, transparent 70%);
            border-radius: 50%;
            z-index: 0;
        }

        .cta-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            position: relative;
            z-index: 1;
        }

        .cta-info h2 {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 12px;
            letter-spacing: 0.03em;
        }

        .cta-info p {
            font-size: 1rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 20px;
        }

        .cta-info .cta-features {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
            margin-bottom: 20px;
        }

        .cta-info .cta-features li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.92rem;
            color: var(--text-secondary);
        }

        .cta-info .cta-features li i {
            color: var(--accent);
            flex-shrink: 0;
        }

        .cta-form-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 36px 28px;
            box-shadow: var(--shadow-lg);
        }

        .cta-form-card h3 {
            font-family: var(--font-heading);
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 20px;
            text-align: center;
            letter-spacing: 0.03em;
        }

        .form-group {
            margin-bottom: 16px;
        }

        .form-group label {
            display: block;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-secondary);
            margin-bottom: 6px;
            letter-spacing: 0.03em;
        }

        .form-group input,
        .form-group select {
            width: 100%;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            background: var(--bg-input);
            color: var(--text-primary);
            font-size: 0.95rem;
            border: 2px solid var(--border);
            transition: all var(--transition);
            font-family: var(--font-body);
        }

        .form-group input:focus,
        .form-group select:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(212, 168, 75, 0.08);
            outline: none;
        }

        .form-group select {
            appearance: none;
            cursor: pointer;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23d4a84b' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 14px center;
            padding-right: 36px;
        }

        .btn-submit {
            width: 100%;
            padding: 14px;
            border-radius: 28px;
            background: var(--accent);
            color: #1a1a2e;
            font-weight: 700;
            font-size: 1rem;
            letter-spacing: 0.04em;
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            box-shadow: var(--shadow-gold);
            font-family: var(--font-body);
        }

        .btn-submit:hover {
            background: var(--accent-light);
            box-shadow: 0 6px 28px rgba(212, 168, 75, 0.4);
            transform: translateY(-2px);
        }

        /* ========== GUARANTEE STRIP ========== */
        .guarantee-strip {
            background: var(--bg-card);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
            padding: 40px 0;
        }

        .guarantee-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            text-align: center;
        }

        .guarantee-item {
            padding: 20px;
        }

        .guarantee-item .g-icon {
            font-size: 2rem;
            color: var(--accent);
            margin-bottom: 10px;
        }

        .guarantee-item h4 {
            font-family: var(--font-heading);
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-white);
            margin-bottom: 4px;
        }

        .guarantee-item p {
            font-size: 0.82rem;
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--primary-dark);
            border-top: 2px solid var(--border);
            padding: 60px 0 30px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.3fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-col h4 {
            font-family: var(--font-heading);
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }

        .footer-col a {
            display: block;
            font-size: 0.9rem;
            color: var(--text-muted);
            padding: 6px 0;
            transition: color var(--transition);
        }

        .footer-col a:hover {
            color: var(--accent-light);
        }

        .footer-bottom {
            border-top: 1px solid var(--border);
            padding-top: 24px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
            align-items: center;
            font-size: 0.82rem;
            color: var(--text-muted);
        }

        .footer-bottom span {
            white-space: nowrap;
        }

        .footer-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .footer-links a {
            color: var(--text-muted);
            transition: color var(--transition);
            font-size: 0.82rem;
        }

        .footer-links a:hover {
            color: var(--accent-light);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .service-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .tech-grid {
                grid-template-columns: 1fr;
            }
            .flow-steps {
                grid-template-columns: repeat(3, 1fr);
            }
            .flow-steps::before {
                display: none;
            }
            .cta-grid {
                grid-template-columns: 1fr;
            }
            .comparison-wrap {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
            .hero-title {
                font-size: 2.2rem;
            }
            .nav-links {
                gap: 2px;
            }
            .nav-links a {
                padding: 6px 10px;
                font-size: 0.8rem;
            }
            .nav-search-wrap {
                max-width: 240px;
            }
            .guarantee-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            .nav-links {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: rgba(13, 13, 26, 0.96);
                flex-direction: column;
                padding: 20px;
                gap: 8px;
                border-bottom: 2px solid var(--border);
                display: none;
                z-index: 999;
                backdrop-filter: blur(20px);
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links a {
                width: 100%;
                text-align: center;
                padding: 12px;
                font-size: 0.95rem;
                border-radius: var(--radius-sm);
            }
            .nav-search-wrap {
                max-width: 180px;
            }
            .hero-title {
                font-size: 1.8rem;
            }
            .hero-subtitle {
                font-size: 0.95rem;
            }
            .metrics-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .metric-number {
                font-size: 1.8rem;
            }
            .service-grid {
                grid-template-columns: 1fr;
            }
            .flow-steps {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .guarantee-grid {
                grid-template-columns: 1fr 1fr;
            }
            .section {
                padding: 50px 0;
            }
            .section-header h2 {
                font-size: 1.6rem;
            }
            .partners-row {
                gap: 16px;
            }
            .partner-item {
                padding: 16px 20px;
                min-width: 100px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .hero-sub-nav {
                gap: 6px;
            }
            .hero-sub-nav a {
                padding: 8px 12px;
                font-size: 0.78rem;
            }
        }

        @media (max-width: 520px) {
            .metrics-grid {
                grid-template-columns: 1fr;
            }
            .hero-title {
                font-size: 1.5rem;
            }
            .hero-section {
                min-height: 420px;
            }
            .hero-actions {
                flex-direction: column;
                width: 100%;
            }
            .hero-actions .btn-primary,
            .hero-actions .btn-outline {
                width: 100%;
                justify-content: center;
            }
            .flow-steps {
                grid-template-columns: 1fr;
            }
            .guarantee-grid {
                grid-template-columns: 1fr;
            }
            .cta-form-card {
                padding: 24px 16px;
            }
            .comparison-card {
                padding: 24px 16px;
            }
            .nav-logo {
                font-size: 1.2rem;
            }
            .nav-logo .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 1rem;
            }
            .nav-search-wrap {
                max-width: 140px;
            }
            .nav-search-wrap input {
                padding: 10px 40px 10px 14px;
                font-size: 0.82rem;
            }
            .section-header h2 {
                font-size: 1.4rem;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

/* roulang page: category4 */
:root {
            --primary: #1a1a2e;
            --primary-dark: #0f0f1a;
            --accent: #d4a84b;
            --accent-light: #e8c97a;
            --accent-dark: #b8861e;
            --secondary: #c0392b;
            --secondary-light: #e74c3c;
            --bg-dark: #0d0d1a;
            --bg-card: #1a1a2e;
            --bg-card-hover: #222240;
            --bg-section: #111122;
            --bg-input: #1e1e35;
            --text-primary: #f0e6d3;
            --text-secondary: #c4b99a;
            --text-muted: #8a7e6b;
            --text-white: #ffffff;
            --border: #2a2a40;
            --border-light: #3a3a55;
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
            --shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
            --shadow-gold: 0 4px 20px rgba(212, 168, 75, 0.25);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --container: 1240px;
            --container-sm: 960px;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --nav-height: 72px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            background-color: var(--bg-dark);
            color: var(--text-primary);
            line-height: 1.7;
            min-height: 100vh;
            overflow-x: hidden;
            letter-spacing: 0.02em;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        input {
            font-family: inherit;
            outline: none;
            border: none;
        }

        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }

        .container-sm {
            max-width: var(--container-sm);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(13, 13, 26, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border);
            height: var(--nav-height);
            display: flex;
            align-items: center;
            transition: all var(--transition);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            gap: 20px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            font-family: var(--font-heading);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.04em;
            white-space: nowrap;
        }

        .nav-logo .logo-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--accent-dark), var(--accent));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: #1a1a2e;
            font-weight: 900;
        }

        .nav-search-wrap {
            flex: 1;
            max-width: 420px;
            position: relative;
            min-width: 200px;
        }

        .nav-search-wrap input {
            width: 100%;
            padding: 12px 48px 12px 20px;
            border-radius: 28px;
            background: var(--bg-input);
            color: var(--text-primary);
            font-size: 0.95rem;
            border: 2px solid transparent;
            transition: all var(--transition);
            letter-spacing: 0.02em;
        }

        .nav-search-wrap input::placeholder {
            color: var(--text-muted);
        }

        .nav-search-wrap input:focus {
            border-color: var(--accent);
            background: #1a1a30;
            box-shadow: 0 0 0 4px rgba(212, 168, 75, 0.1);
        }

        .nav-search-wrap .search-btn {
            position: absolute;
            right: 6px;
            top: 50%;
            transform: translateY(-50%);
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--accent);
            color: #1a1a2e;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            transition: all var(--transition);
            border: none;
            cursor: pointer;
        }

        .nav-search-wrap .search-btn:hover {
            background: var(--accent-light);
            box-shadow: var(--shadow-gold);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-shrink: 0;
            flex-wrap: wrap;
        }

        .nav-links a {
            padding: 8px 14px;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition);
            white-space: nowrap;
            position: relative;
        }

        .nav-links a:hover {
            color: var(--accent-light);
            background: rgba(212, 168, 75, 0.08);
        }

        .nav-links a.active {
            color: var(--accent);
            background: rgba(212, 168, 75, 0.12);
            font-weight: 600;
        }

        .nav-links .nav-cta-btn {
            background: linear-gradient(135deg, var(--accent-dark), var(--accent));
            color: #1a1a2e;
            font-weight: 700;
            padding: 10px 20px;
            border-radius: 24px;
            margin-left: 4px;
            letter-spacing: 0.03em;
            box-shadow: var(--shadow-gold);
            transition: all var(--transition);
        }

        .nav-links .nav-cta-btn:hover {
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            transform: translateY(-2px);
            box-shadow: 0 6px 24px rgba(212, 168, 75, 0.35);
            color: #1a1a2e;
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.5rem;
            cursor: pointer;
            padding: 8px;
            transition: color var(--transition);
        }

        .mobile-menu-toggle:hover {
            color: var(--accent);
        }

        /* ========== HERO ========== */
        .hero-section {
            padding: 80px 0 70px;
            background: linear-gradient(180deg, #0d0d1a 0%, #111122 40%, #0d0d1a 100%);
            position: relative;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -80px;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(212, 168, 75, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            bottom: -100px;
            left: -60px;
            width: 350px;
            height: 350px;
            background: radial-gradient(circle, rgba(212, 168, 75, 0.06) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-content {
            position: relative;
            z-index: 1;
            text-align: center;
            max-width: 800px;
            margin: 0 auto;
        }

        .hero-status-bar {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: rgba(212, 168, 75, 0.1);
            border: 1px solid rgba(212, 168, 75, 0.25);
            border-radius: 30px;
            padding: 8px 20px;
            margin-bottom: 28px;
            font-size: 0.9rem;
            color: var(--accent-light);
            font-weight: 500;
        }

        .hero-status-bar .status-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: #2ecc71;
            animation: pulse-dot 2s infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(46, 204, 113, 0.6);
            }
            50% {
                box-shadow: 0 0 0 12px rgba(46, 204, 113, 0);
            }
        }

        .hero-icon-grid {
            display: flex;
            justify-content: center;
            gap: 28px;
            flex-wrap: wrap;
            margin-bottom: 32px;
        }

        .hero-icon-item {
            width: 72px;
            height: 72px;
            border-radius: var(--radius-lg);
            background: var(--bg-card);
            border: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            color: var(--accent);
            transition: all var(--transition);
            cursor: default;
        }

        .hero-icon-item:hover {
            border-color: var(--accent);
            background: var(--bg-card-hover);
            transform: translateY(-4px);
            box-shadow: var(--shadow-gold);
        }

        .hero-icon-item:nth-child(1) {
            color: #e8c97a;
        }
        .hero-icon-item:nth-child(2) {
            color: #f39c12;
        }
        .hero-icon-item:nth-child(3) {
            color: #e74c3c;
        }
        .hero-icon-item:nth-child(4) {
            color: #2ecc71;
        }
        .hero-icon-item:nth-child(5) {
            color: #3498db;
        }
        .hero-icon-item:nth-child(6) {
            color: #9b59b6;
        }

        .hero-section h1 {
            font-family: var(--font-heading);
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--text-white);
            letter-spacing: 0.04em;
            margin-bottom: 16px;
            line-height: 1.3;
        }

        .hero-section h1 .highlight {
            background: linear-gradient(135deg, var(--accent-light), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-subtitle {
            font-size: 1.15rem;
            color: var(--text-secondary);
            max-width: 620px;
            margin: 0 auto 32px;
            line-height: 1.7;
        }

        .hero-cta-group {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: 30px;
            font-size: 1rem;
            font-weight: 700;
            letter-spacing: 0.03em;
            background: linear-gradient(135deg, var(--accent-dark), var(--accent));
            color: #1a1a2e;
            transition: all var(--transition);
            box-shadow: var(--shadow-gold);
            cursor: pointer;
        }

        .btn-primary:hover {
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            transform: translateY(-3px);
            box-shadow: 0 8px 28px rgba(212, 168, 75, 0.4);
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: 30px;
            font-size: 1rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            background: transparent;
            color: var(--text-primary);
            border: 2px solid var(--border-light);
            transition: all var(--transition);
            cursor: pointer;
        }

        .btn-outline:hover {
            border-color: var(--accent);
            color: var(--accent-light);
            background: rgba(212, 168, 75, 0.06);
        }

        /* ========== SECTION COMMON ========== */
        .section {
            padding: 80px 0;
        }

        .section-dark {
            background: var(--bg-section);
        }

        .section-label {
            display: inline-block;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            color: var(--accent);
            text-transform: uppercase;
            margin-bottom: 12px;
            padding: 4px 14px;
            border-radius: 20px;
            background: rgba(212, 168, 75, 0.08);
            border: 1px solid rgba(212, 168, 75, 0.2);
        }

        .section-title {
            font-family: var(--font-heading);
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 16px;
            letter-spacing: 0.03em;
            line-height: 1.3;
        }

        .section-desc {
            color: var(--text-secondary);
            font-size: 1.05rem;
            max-width: 680px;
            line-height: 1.7;
            margin-bottom: 40px;
        }

        /* ========== HOT DEALS SECTION ========== */
        .hot-deals-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
        }

        .deal-card-large {
            background: var(--bg-card);
            border-radius: var(--radius-xl);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }

        .deal-card-large:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }

        .deal-card-large .deal-img {
            height: 220px;
            overflow: hidden;
            position: relative;
        }

        .deal-card-large .deal-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .deal-card-large:hover .deal-img img {
            transform: scale(1.05);
        }

        .deal-badge {
            position: absolute;
            top: 16px;
            left: 16px;
            background: var(--secondary);
            color: #fff;
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.04em;
            z-index: 2;
        }

        .deal-badge.hot {
            background: #e74c3c;
            animation: badge-glow 2s infinite;
        }

        @keyframes badge-glow {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(231, 76, 60, 0.5);
            }
            50% {
                box-shadow: 0 0 0 14px rgba(231, 76, 60, 0);
            }
        }

        .deal-badge.new {
            background: #2ecc71;
        }

        .deal-card-large .deal-body {
            padding: 24px 28px 28px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .deal-card-large .deal-body h3 {
            font-family: var(--font-heading);
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 10px;
        }

        .deal-card-large .deal-body p {
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.6;
            margin-bottom: 16px;
            flex: 1;
        }

        .deal-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        .deal-meta span {
            display: flex;
            align-items: center;
            gap: 5px;
        }

        .btn-deal {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 22px;
            border-radius: 24px;
            font-size: 0.9rem;
            font-weight: 600;
            background: transparent;
            color: var(--accent);
            border: 2px solid var(--accent);
            transition: all var(--transition);
            cursor: pointer;
            margin-top: 12px;
            align-self: flex-start;
        }

        .btn-deal:hover {
            background: var(--accent);
            color: #1a1a2e;
            box-shadow: var(--shadow-gold);
        }

        /* ========== NEW USER SECTION ========== */
        .new-user-panel {
            background: linear-gradient(135deg, #1a1a2e 0%, #1e1e35 50%, #1a1a2e 100%);
            border-radius: var(--radius-xl);
            border: 1px solid var(--border);
            padding: 48px 40px;
            display: flex;
            gap: 40px;
            align-items: center;
            flex-wrap: wrap;
        }

        .new-user-content {
            flex: 1;
            min-width: 280px;
        }

        .new-user-content h3 {
            font-family: var(--font-heading);
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 12px;
        }

        .new-user-content .highlight-num {
            font-size: 3.5rem;
            font-weight: 900;
            background: linear-gradient(135deg, var(--accent-light), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1;
            display: block;
            margin-bottom: 6px;
        }

        .new-user-content p {
            color: var(--text-secondary);
            font-size: 1rem;
            line-height: 1.7;
            margin-bottom: 20px;
        }

        .new-user-benefits {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
            margin-bottom: 24px;
        }

        .new-user-benefits li {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--text-primary);
            font-size: 0.95rem;
        }

        .new-user-benefits li i {
            color: #2ecc71;
            font-size: 1.1rem;
        }

        .new-user-visual {
            flex: 1;
            min-width: 280px;
            display: flex;
            justify-content: center;
            align-items: center;
        }

        .new-user-visual .gift-box {
            width: 200px;
            height: 200px;
            background: linear-gradient(135deg, rgba(212, 168, 75, 0.2), rgba(212, 168, 75, 0.05));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 5rem;
            color: var(--accent);
            border: 3px dashed rgba(212, 168, 75, 0.3);
            animation: float-gift 3s ease-in-out infinite;
        }

        @keyframes float-gift {
            0%,
            100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-16px);
            }
        }

        /* ========== METRICS DASHBOARD ========== */
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .metric-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            text-align: center;
            border: 1px solid var(--border);
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

        .metric-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-dark), var(--accent), var(--accent-light));
            transform: scaleX(0);
            transition: transform var(--transition);
        }

        .metric-card:hover::before {
            transform: scaleX(1);
        }

        .metric-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow);
            transform: translateY(-4px);
        }

        .metric-icon {
            font-size: 2.2rem;
            color: var(--accent);
            margin-bottom: 12px;
        }

        .metric-number {
            font-family: var(--font-heading);
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 6px;
        }

        .metric-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        .metric-trend {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 0.8rem;
            font-weight: 600;
            margin-top: 8px;
            padding: 4px 10px;
            border-radius: 12px;
        }

        .metric-trend.up {
            color: #2ecc71;
            background: rgba(46, 204, 113, 0.1);
        }

        .metric-trend.hot {
            color: #e74c3c;
            background: rgba(231, 76, 60, 0.1);
        }

        /* ========== SERVICE MATRIX ========== */
        .service-matrix {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .service-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            border: 1px solid var(--border);
            transition: all var(--transition);
            text-align: center;
        }

        .service-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow);
            background: var(--bg-card-hover);
            transform: translateY(-3px);
        }

        .service-card .service-icon-wrap {
            width: 60px;
            height: 60px;
            border-radius: var(--radius);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 1.6rem;
            background: rgba(212, 168, 75, 0.1);
            color: var(--accent);
            transition: all var(--transition);
        }

        .service-card:hover .service-icon-wrap {
            background: var(--accent);
            color: #1a1a2e;
        }

        .service-card h4 {
            font-family: var(--font-heading);
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 8px;
        }

        .service-card p {
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.6;
        }

        /* ========== COMPARISON TABLE ========== */
        .comparison-wrap {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
        }

        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 700px;
        }

        .comparison-table thead th {
            background: var(--bg-card);
            color: var(--text-white);
            padding: 18px 20px;
            font-family: var(--font-heading);
            font-size: 1rem;
            font-weight: 700;
            text-align: center;
            border: 1px solid var(--border);
        }

        .comparison-table thead th.highlight-col {
            background: linear-gradient(135deg, rgba(212, 168, 75, 0.25), rgba(212, 168, 75, 0.08));
            color: var(--accent);
            font-size: 1.05rem;
            border-color: rgba(212, 168, 75, 0.4);
        }

        .comparison-table tbody td {
            padding: 16px 20px;
            text-align: center;
            border: 1px solid var(--border);
            color: var(--text-secondary);
            font-size: 0.9rem;
            background: var(--bg-dark);
        }

        .comparison-table tbody tr:hover td {
            background: rgba(26, 26, 46, 0.7);
        }

        .comparison-table .check-icon {
            color: #2ecc71;
            font-size: 1.1rem;
        }

        .comparison-table .cross-icon {
            color: #e74c3c;
            font-size: 1.1rem;
        }

        .comparison-table .star-icon {
            color: var(--accent);
            font-size: 1.1rem;
        }

        /* ========== PROCESS STEPS ========== */
        .process-steps {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            counter-reset: step;
        }

        .process-step {
            flex: 1;
            min-width: 200px;
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 28px 20px;
            text-align: center;
            border: 1px solid var(--border);
            position: relative;
            transition: all var(--transition);
            counter-increment: step;
        }

        .process-step:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow);
            transform: translateY(-3px);
        }

        .process-step .step-number {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-dark), var(--accent));
            color: #1a1a2e;
            font-weight: 800;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
        }

        .process-step h4 {
            font-family: var(--font-heading);
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 6px;
        }

        .process-step p {
            color: var(--text-secondary);
            font-size: 0.85rem;
            line-height: 1.5;
        }

        .process-arrow {
            display: flex;
            align-items: center;
            color: var(--accent);
            font-size: 1.5rem;
            flex-shrink: 0;
        }

        /* ========== FAQ ========== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            overflow: hidden;
            transition: all var(--transition);
        }

        .faq-item:hover {
            border-color: var(--border-light);
        }

        .faq-question {
            width: 100%;
            padding: 20px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: none;
            color: var(--text-primary);
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition);
            gap: 16px;
            text-align: left;
            font-family: var(--font-body);
        }

        .faq-question:hover {
            color: var(--accent-light);
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 30px;
            height: 30px;
            border-radius: 50%;
            background: rgba(212, 168, 75, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            color: var(--accent);
            transition: all var(--transition);
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: var(--accent);
            color: #1a1a2e;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
        }

        .faq-answer-inner {
            padding: 0 24px 20px;
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.7;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            padding: 80px 0;
            background: linear-gradient(180deg, var(--bg-section) 0%, var(--bg-dark) 100%);
        }

        .cta-card {
            background: linear-gradient(135deg, #1a1a2e 0%, #1e1e38 50%, #1a1a2e 100%);
            border-radius: var(--radius-xl);
            border: 1px solid var(--border);
            padding: 50px 40px;
            display: flex;
            gap: 40px;
            align-items: center;
            flex-wrap: wrap;
            box-shadow: var(--shadow-lg);
        }

        .cta-info {
            flex: 1;
            min-width: 280px;
        }

        .cta-info h3 {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 12px;
        }

        .cta-info p {
            color: var(--text-secondary);
            font-size: 1rem;
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .cta-form-wrap {
            flex: 1;
            min-width: 300px;
        }

        .cta-form {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .cta-form input {
            width: 100%;
            padding: 14px 20px;
            border-radius: 28px;
            background: var(--bg-input);
            color: var(--text-primary);
            font-size: 0.95rem;
            border: 2px solid transparent;
            transition: all var(--transition);
        }

        .cta-form input:focus {
            border-color: var(--accent);
            background: #1a1a30;
            box-shadow: 0 0 0 4px rgba(212, 168, 75, 0.08);
        }

        .cta-form input::placeholder {
            color: var(--text-muted);
        }

        .cta-form .btn-submit {
            padding: 14px 28px;
            border-radius: 28px;
            font-size: 1rem;
            font-weight: 700;
            letter-spacing: 0.03em;
            background: linear-gradient(135deg, var(--accent-dark), var(--accent));
            color: #1a1a2e;
            transition: all var(--transition);
            box-shadow: var(--shadow-gold);
            cursor: pointer;
            width: 100%;
        }

        .cta-form .btn-submit:hover {
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(212, 168, 75, 0.4);
        }

        .cta-form .form-note {
            font-size: 0.78rem;
            color: var(--text-muted);
            text-align: center;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #0a0a16;
            border-top: 1px solid var(--border);
            padding: 50px 0 30px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            margin-bottom: 36px;
        }

        .footer-col h4 {
            font-family: var(--font-heading);
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }

        .footer-col a {
            display: block;
            color: var(--text-muted);
            font-size: 0.9rem;
            padding: 6px 0;
            transition: color var(--transition);
        }

        .footer-col a:hover {
            color: var(--accent-light);
        }

        .footer-bottom {
            border-top: 1px solid var(--border);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
            justify-content: center;
            font-size: 0.82rem;
            color: var(--text-muted);
        }

        .footer-bottom span {
            white-space: nowrap;
        }

        .footer-links {
            display: flex;
            gap: 16px;
            align-items: center;
        }

        .footer-links a {
            color: var(--text-muted);
            font-size: 0.82rem;
            transition: color var(--transition);
        }

        .footer-links a:hover {
            color: var(--accent-light);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .nav-links {
                gap: 2px;
            }
            .nav-links a {
                padding: 7px 10px;
                font-size: 0.82rem;
            }
            .nav-search-wrap {
                max-width: 280px;
            }
            .hero-section h1 {
                font-size: 2.2rem;
            }
            .hot-deals-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .service-matrix {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-steps {
                flex-wrap: wrap;
            }
            .process-arrow {
                display: none;
            }
            .process-step {
                min-width: 160px;
                flex: 1 1 calc(50% - 20px);
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: rgba(13, 13, 26, 0.98);
                flex-direction: column;
                padding: 16px;
                gap: 4px;
                border-bottom: 1px solid var(--border);
                z-index: 999;
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links a {
                padding: 12px 16px;
                border-radius: var(--radius-sm);
                width: 100%;
                text-align: center;
                font-size: 0.95rem;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .nav-search-wrap {
                max-width: 200px;
            }
            .hero-section h1 {
                font-size: 1.8rem;
            }
            .hero-icon-grid {
                gap: 16px;
            }
            .hero-icon-item {
                width: 56px;
                height: 56px;
                font-size: 1.4rem;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .metrics-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .service-matrix {
                grid-template-columns: 1fr;
            }
            .new-user-panel {
                flex-direction: column;
                padding: 32px 24px;
                text-align: center;
            }
            .new-user-benefits {
                align-items: center;
            }
            .cta-card {
                flex-direction: column;
                padding: 32px 24px;
                text-align: center;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .comparison-table {
                min-width: 550px;
            }
            .process-step {
                flex: 1 1 100%;
                min-width: 100%;
            }
        }

        @media (max-width: 520px) {
            .site-header .container {
                gap: 10px;
            }
            .nav-logo {
                font-size: 1.2rem;
            }
            .nav-logo .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 1rem;
            }
            .nav-search-wrap {
                max-width: 140px;
            }
            .nav-search-wrap input {
                padding: 10px 40px 10px 14px;
                font-size: 0.82rem;
            }
            .hero-section {
                padding: 50px 0 40px;
            }
            .hero-section h1 {
                font-size: 1.5rem;
            }
            .hero-subtitle {
                font-size: 0.95rem;
            }
            .hero-icon-grid {
                gap: 10px;
            }
            .hero-icon-item {
                width: 44px;
                height: 44px;
                font-size: 1.1rem;
                border-radius: var(--radius-sm);
            }
            .section {
                padding: 50px 0;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .metrics-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .metric-card {
                padding: 20px 14px;
            }
            .metric-number {
                font-size: 1.8rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .btn-primary,
            .btn-outline {
                padding: 12px 22px;
                font-size: 0.9rem;
            }
            .deal-card-large .deal-img {
                height: 160px;
            }
            .new-user-content .highlight-num {
                font-size: 2.5rem;
            }
            .cta-info h3 {
                font-size: 1.5rem;
            }
        }

/* roulang page: category6 */
:root {
            --primary: #1a1a2e;
            --primary-dark: #0f0f1a;
            --accent: #d4a84b;
            --accent-light: #e8c97a;
            --accent-dark: #b8861e;
            --accent-glow: #f0d68a;
            --secondary: #c0392b;
            --secondary-light: #e74c3c;
            --bg-dark: #0d0d1a;
            --bg-card: #1a1a2e;
            --bg-card-hover: #222240;
            --bg-section: #111122;
            --bg-section-alt: #0f0f1f;
            --bg-input: #1e1e35;
            --bg-vip-card: #1c1c35;
            --bg-vip-gold: #1f1b10;
            --text-primary: #f0e6d3;
            --text-secondary: #c4b99a;
            --text-muted: #8a7e6b;
            --text-white: #ffffff;
            --border: #2a2a40;
            --border-light: #3a3a55;
            --border-gold: #4a3a1a;
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-full: 50px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
            --shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
            --shadow-gold: 0 4px 20px rgba(212, 168, 75, 0.25);
            --shadow-gold-lg: 0 8px 40px rgba(212, 168, 75, 0.35);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-fast: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
            --container: 1240px;
            --container-sm: 960px;
            --container-xs: 780px;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --nav-height: 72px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            background-color: var(--bg-dark);
            color: var(--text-primary);
            line-height: 1.7;
            min-height: 100vh;
            overflow-x: hidden;
            letter-spacing: 0.02em;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        input,
        select,
        textarea {
            font-family: inherit;
            outline: none;
            border: none;
        }

        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }

        .container-sm {
            max-width: var(--container-sm);
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }

        .container-xs {
            max-width: var(--container-xs);
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(13, 13, 26, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border);
            height: var(--nav-height);
            display: flex;
            align-items: center;
            transition: all var(--transition);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            gap: 20px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            font-family: var(--font-heading);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.04em;
            white-space: nowrap;
        }

        .nav-logo .logo-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--accent-dark), var(--accent));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: #1a1a2e;
            font-weight: 900;
        }

        .nav-search-wrap {
            flex: 1;
            max-width: 420px;
            position: relative;
            min-width: 200px;
        }

        .nav-search-wrap input {
            width: 100%;
            padding: 12px 48px 12px 20px;
            border-radius: 28px;
            background: var(--bg-input);
            color: var(--text-primary);
            font-size: 0.95rem;
            border: 2px solid transparent;
            transition: all var(--transition);
            letter-spacing: 0.02em;
        }

        .nav-search-wrap input::placeholder {
            color: var(--text-muted);
        }

        .nav-search-wrap input:focus {
            border-color: var(--accent);
            background: #1a1a30;
            box-shadow: 0 0 0 4px rgba(212, 168, 75, 0.1);
        }

        .nav-search-wrap .search-btn {
            position: absolute;
            right: 6px;
            top: 50%;
            transform: translateY(-50%);
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--accent);
            color: #1a1a2e;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            transition: all var(--transition);
            border: none;
            cursor: pointer;
        }

        .nav-search-wrap .search-btn:hover {
            background: var(--accent-light);
            box-shadow: var(--shadow-gold);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-shrink: 0;
            flex-wrap: wrap;
        }

        .nav-links a {
            padding: 8px 14px;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.03em;
        }

        .nav-links a:hover {
            color: var(--accent-light);
            background: rgba(212, 168, 75, 0.08);
        }

        .nav-links a.active {
            color: var(--accent);
            background: rgba(212, 168, 75, 0.14);
            font-weight: 600;
        }

        .nav-links .nav-cta-btn {
            background: var(--accent);
            color: #1a1a2e !important;
            font-weight: 700;
            padding: 10px 20px;
            border-radius: 24px;
            margin-left: 6px;
            letter-spacing: 0.04em;
            transition: all var(--transition);
        }

        .nav-links .nav-cta-btn:hover {
            background: var(--accent-light);
            box-shadow: var(--shadow-gold);
            transform: translateY(-1px);
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.5rem;
            cursor: pointer;
            padding: 8px;
            line-height: 1;
            flex-shrink: 0;
        }

        /* ========== SECTIONS ========== */
        .section {
            padding: 70px 0;
        }

        .section-sm {
            padding: 50px 0;
        }

        .section-lg {
            padding: 90px 0;
        }

        .section-dark {
            background: var(--bg-section);
        }

        .section-darker {
            background: var(--bg-section-alt);
        }

        .section-accent-bg {
            background: linear-gradient(180deg, #1a1a2e 0%, #1a1825 100%);
            border-top: 1px solid var(--border-gold);
            border-bottom: 1px solid var(--border-gold);
        }

        .section-title {
            font-family: var(--font-heading);
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 12px;
            letter-spacing: 0.04em;
            line-height: 1.3;
        }

        .section-subtitle {
            font-size: 1.1rem;
            color: var(--text-secondary);
            margin-bottom: 40px;
            line-height: 1.7;
            max-width: 700px;
        }

        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }

        .section-header .section-subtitle {
            margin-left: auto;
            margin-right: auto;
        }

        .accent-badge {
            display: inline-block;
            background: rgba(212, 168, 75, 0.15);
            color: var(--accent-light);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.05em;
            margin-bottom: 16px;
            border: 1px solid rgba(212, 168, 75, 0.25);
        }

        /* ========== HERO ========== */
        .hero-vip {
            position: relative;
            padding: 80px 0 70px;
            background: var(--bg-dark);
            overflow: hidden;
            min-height: 560px;
            display: flex;
            align-items: center;
        }

        .hero-vip-bg {
            position: absolute;
            inset: 0;
            z-index: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            opacity: 0.28;
            filter: brightness(0.6) saturate(0.8);
        }

        .hero-vip-overlay {
            position: absolute;
            inset: 0;
            z-index: 1;
            background: linear-gradient(180deg, rgba(13, 13, 26, 0.7) 0%, rgba(13, 13, 26, 0.92) 60%, rgba(13, 13, 26, 0.98) 100%);
        }

        .hero-vip .container {
            position: relative;
            z-index: 2;
        }

        .hero-vip-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .hero-vip-content h1 {
            font-family: var(--font-heading);
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--text-white);
            line-height: 1.25;
            margin-bottom: 18px;
            letter-spacing: 0.04em;
        }

        .hero-vip-content h1 .gold-text {
            color: var(--accent);
            position: relative;
        }

        .hero-vip-content h1 .gold-text::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 0;
            width: 100%;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
            opacity: 0.6;
        }

        .hero-vip-desc {
            font-size: 1.1rem;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 28px;
            max-width: 500px;
        }

        .hero-vip-cta-row {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-bottom: 20px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: 28px;
            font-weight: 600;
            font-size: 1rem;
            letter-spacing: 0.04em;
            transition: all var(--transition);
            border: none;
            cursor: pointer;
            white-space: nowrap;
            font-family: var(--font-body);
            text-align: center;
        }

        .btn-primary {
            background: var(--accent);
            color: #1a1a2e;
            box-shadow: var(--shadow-gold);
        }

        .btn-primary:hover {
            background: var(--accent-light);
            box-shadow: var(--shadow-gold-lg);
            transform: translateY(-2px);
        }

        .btn-outline {
            background: transparent;
            color: var(--accent-light);
            border: 2px solid var(--accent);
            box-shadow: none;
        }

        .btn-outline:hover {
            background: rgba(212, 168, 75, 0.1);
            border-color: var(--accent-light);
            color: var(--accent-glow);
            transform: translateY(-2px);
        }

        .btn-lg {
            padding: 16px 34px;
            font-size: 1.1rem;
            border-radius: 30px;
            font-weight: 700;
        }

        .btn-sm {
            padding: 10px 20px;
            font-size: 0.9rem;
            border-radius: 22px;
        }

        .hero-vip-panel {
            background: rgba(26, 26, 46, 0.85);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-xl);
            padding: 32px 28px;
            backdrop-filter: blur(8px);
            box-shadow: var(--shadow-lg);
            position: relative;
            overflow: hidden;
        }

        .hero-vip-panel::before {
            content: '';
            position: absolute;
            top: -1px;
            left: 20px;
            right: 20px;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--accent), transparent);
            border-radius: 2px;
        }

        .hero-vip-panel .panel-badge {
            display: inline-block;
            background: linear-gradient(135deg, var(--accent-dark), var(--accent));
            color: #1a1a2e;
            padding: 6px 14px;
            border-radius: 16px;
            font-weight: 700;
            font-size: 0.85rem;
            letter-spacing: 0.05em;
            margin-bottom: 16px;
        }

        .hero-vip-panel h3 {
            font-family: var(--font-heading);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 10px;
            letter-spacing: 0.03em;
        }

        .hero-vip-panel .group-progress {
            margin: 16px 0;
        }

        .group-progress-bar {
            height: 8px;
            background: var(--border);
            border-radius: 4px;
            overflow: hidden;
            margin-bottom: 8px;
        }

        .group-progress-fill {
            height: 100%;
            background: linear-gradient(90deg, var(--accent-dark), var(--accent-light));
            border-radius: 4px;
            transition: width 0.6s ease;
            width: 60%;
        }

        .group-progress-info {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.9rem;
            color: var(--text-secondary);
        }

        .group-progress-info strong {
            color: var(--accent-light);
            font-size: 1.1rem;
        }

        .group-avatars {
            display: flex;
            align-items: center;
            gap: -8px;
            margin: 10px 0;
        }

        .group-avatar {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--bg-card);
            border: 2px solid var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            color: var(--accent-light);
            font-weight: 700;
            margin-right: -8px;
            position: relative;
            z-index: 1;
        }

        .group-avatar:first-child {
            z-index: 5;
            margin-right: -8px;
        }

        .group-avatar:nth-child(2) {
            z-index: 4;
        }

        .group-avatar:nth-child(3) {
            z-index: 3;
        }

        .group-avatar.plus {
            background: var(--accent);
            color: #1a1a2e;
            z-index: 2;
            font-size: 1rem;
        }

        .hero-vip-panel .panel-cta-row {
            display: flex;
            gap: 10px;
            margin-top: 18px;
            flex-wrap: wrap;
        }

        .hero-vip-panel .panel-cta-row .btn {
            flex: 1;
            min-width: 120px;
            text-align: center;
            justify-content: center;
        }

        /* ========== METRICS DASHBOARD ========== */
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .metric-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            text-align: center;
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

        .metric-card:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-light);
            transform: translateY(-3px);
            box-shadow: var(--shadow-lg);
        }

        .metric-card .metric-icon {
            font-size: 2rem;
            color: var(--accent);
            margin-bottom: 12px;
            display: block;
        }

        .metric-card .metric-number {
            font-family: var(--font-heading);
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--accent-light);
            line-height: 1.2;
            margin-bottom: 6px;
            letter-spacing: 0.02em;
        }

        .metric-card .metric-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: 500;
            letter-spacing: 0.04em;
        }

        .metric-card .metric-sub {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-top: 4px;
            opacity: 0.7;
        }

        /* ========== SERVICE MATRIX ========== */
        .vip-tiers {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .vip-tier-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 30px 22px;
            text-align: center;
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

        .vip-tier-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }

        .vip-tier-card.featured {
            border-color: var(--accent);
            background: var(--bg-vip-gold);
            box-shadow: var(--shadow-gold);
            transform: scale(1.03);
            z-index: 2;
        }

        .vip-tier-card.featured:hover {
            transform: scale(1.03) translateY(-4px);
            box-shadow: var(--shadow-gold-lg);
        }

        .vip-tier-card .tier-icon {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            margin: 0 auto 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            background: var(--bg-card-hover);
            border: 2px solid var(--border);
            color: var(--text-secondary);
            transition: all var(--transition);
        }

        .vip-tier-card.featured .tier-icon {
            background: rgba(212, 168, 75, 0.2);
            border-color: var(--accent);
            color: var(--accent-light);
            box-shadow: 0 0 20px rgba(212, 168, 75, 0.2);
        }

        .vip-tier-card h4 {
            font-family: var(--font-heading);
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 8px;
            letter-spacing: 0.04em;
        }

        .vip-tier-card .tier-price {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--accent-light);
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }

        .vip-tier-card .tier-price span {
            font-size: 0.85rem;
            font-weight: 400;
            color: var(--text-muted);
        }

        .vip-tier-card .tier-features {
            list-style: none;
            text-align: left;
            margin-bottom: 20px;
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 2;
        }

        .vip-tier-card .tier-features li::before {
            content: '✓ ';
            color: var(--accent);
            font-weight: 700;
            margin-right: 4px;
        }

        .vip-tier-card.featured .tier-features li::before {
            color: var(--accent-light);
        }

        .vip-tier-card .btn {
            width: 100%;
            justify-content: center;
        }

        /* ========== COMPARISON TABLE ========== */
        .comparison-table-wrap {
            overflow-x: auto;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            background: var(--bg-card);
        }

        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 700px;
        }

        .comparison-table thead th {
            background: var(--bg-section);
            padding: 16px 20px;
            text-align: center;
            font-weight: 700;
            font-size: 1rem;
            color: var(--text-white);
            letter-spacing: 0.04em;
            border-bottom: 2px solid var(--border-light);
        }

        .comparison-table thead th:first-child {
            text-align: left;
            border-radius: var(--radius-lg) 0 0 0;
        }

        .comparison-table thead th:last-child {
            border-radius: 0 var(--radius-lg) 0 0;
        }

        .comparison-table thead th.highlight-col {
            background: rgba(212, 168, 75, 0.12);
            color: var(--accent-light);
            border-bottom-color: var(--accent);
        }

        .comparison-table tbody td {
            padding: 14px 20px;
            text-align: center;
            border-bottom: 1px solid var(--border);
            font-size: 0.9rem;
            color: var(--text-secondary);
            transition: background var(--transition-fast);
        }

        .comparison-table tbody td:first-child {
            text-align: left;
            font-weight: 600;
            color: var(--text-primary);
        }

        .comparison-table tbody td.highlight-col {
            background: rgba(212, 168, 75, 0.04);
            color: var(--accent-light);
            font-weight: 600;
        }

        .comparison-table tbody tr:hover td {
            background: rgba(212, 168, 75, 0.06);
        }

        .comparison-table .check-icon {
            color: #27ae60;
            font-size: 1.1rem;
        }

        .comparison-table .cross-icon {
            color: #7f8c8d;
            font-size: 1rem;
        }

        .comparison-table .star-icon {
            color: var(--accent);
            font-size: 1.1rem;
        }

        /* ========== GAME SHOWCASE ========== */
        .game-showcase-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .game-showcase-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: all var(--transition);
            position: relative;
        }

        .game-showcase-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: var(--border-light);
        }

        .game-showcase-card .card-img-wrap {
            position: relative;
            height: 200px;
            overflow: hidden;
        }

        .game-showcase-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .game-showcase-card:hover .card-img-wrap img {
            transform: scale(1.06);
        }

        .game-showcase-card .card-img-wrap .vip-exclusive-badge {
            position: absolute;
            top: 12px;
            right: 12px;
            background: linear-gradient(135deg, var(--accent-dark), var(--accent));
            color: #1a1a2e;
            padding: 5px 12px;
            border-radius: 14px;
            font-size: 0.78rem;
            font-weight: 700;
            letter-spacing: 0.04em;
            z-index: 2;
        }

        .game-showcase-card .card-body {
            padding: 20px;
        }

        .game-showcase-card .card-body h4 {
            font-family: var(--font-heading);
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 8px;
            letter-spacing: 0.03em;
        }

        .game-showcase-card .card-body p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ========== TESTIMONIALS ========== */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .testimonial-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            transition: all var(--transition);
            position: relative;
        }

        .testimonial-card:hover {
            border-color: var(--border-light);
            box-shadow: var(--shadow);
        }

        .testimonial-card .quote-icon {
            font-size: 2rem;
            color: var(--accent);
            opacity: 0.5;
            margin-bottom: 10px;
            display: block;
        }

        .testimonial-card .quote-text {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
            font-style: italic;
        }

        .testimonial-card .author-row {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .testimonial-card .author-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--bg-card-hover);
            border: 2px solid var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: var(--accent-light);
            font-size: 0.9rem;
            flex-shrink: 0;
        }

        .testimonial-card .author-name {
            font-weight: 600;
            color: var(--text-white);
            font-size: 0.9rem;
        }

        .testimonial-card .author-tag {
            font-size: 0.78rem;
            color: var(--text-muted);
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            transition: all var(--transition-fast);
        }

        .faq-item:hover {
            border-color: var(--border-light);
        }

        .faq-question {
            padding: 18px 24px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-primary);
            letter-spacing: 0.03em;
            user-select: none;
            transition: color var(--transition-fast);
        }

        .faq-question:hover {
            color: var(--accent-light);
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            color: var(--accent);
            font-size: 1.2rem;
            transition: transform var(--transition-fast);
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
            color: var(--accent-light);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 24px;
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.75;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 18px;
        }

        /* ========== CTA FORM ========== */
        .cta-section {
            background: linear-gradient(180deg, #1a1a2e 0%, #151528 100%);
            border-top: 1px solid var(--border-gold);
            border-bottom: 1px solid var(--border-gold);
            padding: 70px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--accent), transparent);
            opacity: 0.6;
        }

        .cta-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .cta-info h2 {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 14px;
            letter-spacing: 0.04em;
            line-height: 1.3;
        }

        .cta-info p {
            font-size: 1rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 20px;
        }

        .cta-info .cta-benefit-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .cta-info .cta-benefit-list li {
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--text-secondary);
            font-size: 0.95rem;
        }

        .cta-info .cta-benefit-list li i {
            color: var(--accent);
            font-size: 1rem;
        }

        .cta-form-wrap {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-xl);
            padding: 36px 30px;
            box-shadow: var(--shadow-lg);
            position: relative;
        }

        .cta-form-wrap::before {
            content: '';
            position: absolute;
            top: -1px;
            left: 30px;
            right: 30px;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--accent), transparent);
            border-radius: 2px;
        }

        .cta-form-wrap h3 {
            font-family: var(--font-heading);
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 6px;
            text-align: center;
            letter-spacing: 0.03em;
        }

        .cta-form-wrap .form-subtitle {
            text-align: center;
            color: var(--text-muted);
            font-size: 0.9rem;
            margin-bottom: 22px;
        }

        .form-group {
            margin-bottom: 16px;
        }

        .form-group label {
            display: block;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-secondary);
            margin-bottom: 6px;
            letter-spacing: 0.03em;
        }

        .form-group input,
        .form-group select {
            width: 100%;
            padding: 13px 16px;
            border-radius: var(--radius-sm);
            background: var(--bg-input);
            color: var(--text-primary);
            font-size: 0.95rem;
            border: 2px solid transparent;
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
        }

        .form-group input:focus,
        .form-group select:focus {
            border-color: var(--accent);
            background: #1a1a30;
            box-shadow: 0 0 0 4px rgba(212, 168, 75, 0.08);
        }

        .form-group input::placeholder {
            color: var(--text-muted);
        }

        .form-group select {
            appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23d4a84b' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 16px center;
            padding-right: 40px;
            cursor: pointer;
        }

        .form-submit-btn {
            width: 100%;
            padding: 15px;
            border-radius: 28px;
            background: var(--accent);
            color: #1a1a2e;
            font-weight: 700;
            font-size: 1.05rem;
            letter-spacing: 0.05em;
            cursor: pointer;
            transition: all var(--transition);
            border: none;
            margin-top: 6px;
        }

        .form-submit-btn:hover {
            background: var(--accent-light);
            box-shadow: var(--shadow-gold-lg);
            transform: translateY(-2px);
        }

        .form-note {
            text-align: center;
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-top: 12px;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--primary-dark);
            border-top: 1px solid var(--border);
            padding: 50px 0 28px;
            color: var(--text-secondary);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 36px;
        }

        .footer-col h4 {
            font-family: var(--font-heading);
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 16px;
            letter-spacing: 0.04em;
        }

        .footer-col a {
            display: block;
            color: var(--text-muted);
            font-size: 0.9rem;
            padding: 5px 0;
            transition: color var(--transition-fast);
            letter-spacing: 0.03em;
        }

        .footer-col a:hover {
            color: var(--accent-light);
        }

        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
            justify-content: center;
            padding-top: 22px;
            border-top: 1px solid var(--border);
            font-size: 0.82rem;
            color: var(--text-muted);
            text-align: center;
        }

        .footer-bottom .footer-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .footer-bottom .footer-links a {
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }

        .footer-bottom .footer-links a:hover {
            color: var(--accent-light);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .hero-vip-inner {
                grid-template-columns: 1fr;
                gap: 36px;
            }
            .hero-vip-content h1 {
                font-size: 2.2rem;
            }
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .vip-tiers {
                grid-template-columns: repeat(2, 1fr);
            }
            .vip-tier-card.featured {
                transform: scale(1);
            }
            .vip-tier-card.featured:hover {
                transform: scale(1) translateY(-4px);
            }
            .game-showcase-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .testimonial-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .cta-inner {
                grid-template-columns: 1fr;
                gap: 36px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
            .nav-links {
                gap: 2px;
            }
            .nav-links a {
                padding: 7px 10px;
                font-size: 0.82rem;
            }
            .nav-search-wrap {
                max-width: 260px;
            }
        }

        @media (max-width: 768px) {
            .site-header .container {
                flex-wrap: wrap;
                gap: 10px;
            }
            .nav-search-wrap {
                order: 3;
                max-width: 100%;
                flex: 0 0 100%;
                min-width: 0;
            }
            .nav-links {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: rgba(13, 13, 26, 0.96);
                flex-direction: column;
                padding: 16px 20px;
                gap: 4px;
                border-bottom: 1px solid var(--border);
                backdrop-filter: blur(20px);
                z-index: 999;
            }
            .nav-links.show {
                display: flex;
            }
            .nav-links a {
                padding: 10px 16px;
                border-radius: var(--radius-sm);
                font-size: 0.9rem;
                width: 100%;
                text-align: center;
            }
            .nav-links .nav-cta-btn {
                margin-left: 0;
                margin-top: 6px;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .hero-vip {
                padding: 50px 0 40px;
                min-height: auto;
            }
            .hero-vip-content h1 {
                font-size: 1.8rem;
            }
            .hero-vip-desc {
                font-size: 0.95rem;
            }
            .hero-vip-panel {
                padding: 24px 18px;
            }
            .metrics-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .metric-card {
                padding: 20px 14px;
            }
            .metric-card .metric-number {
                font-size: 1.8rem;
            }
            .vip-tiers {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .vip-tier-card.featured {
                transform: scale(1);
            }
            .game-showcase-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .comparison-table-wrap {
                border-radius: var(--radius);
            }
            .comparison-table thead th,
            .comparison-table tbody td {
                padding: 10px 12px;
                font-size: 0.8rem;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .section {
                padding: 44px 0;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 10px;
                text-align: center;
            }
            .cta-form-wrap {
                padding: 26px 18px;
            }
            .btn-lg {
                padding: 14px 24px;
                font-size: 1rem;
            }
        }

        @media (max-width: 520px) {
            .hero-vip-content h1 {
                font-size: 1.5rem;
            }
            .hero-vip-cta-row {
                flex-direction: column;
                gap: 10px;
            }
            .hero-vip-cta-row .btn {
                width: 100%;
                text-align: center;
                justify-content: center;
            }
            .metrics-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .hero-vip-panel .panel-cta-row {
                flex-direction: column;
                gap: 8px;
            }
            .hero-vip-panel .panel-cta-row .btn {
                width: 100%;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .game-showcase-card .card-img-wrap {
                height: 160px;
            }
            .container {
                padding: 0 16px;
            }
        }