/* roulang page: index */
:root {
            --bg-primary: #0B1220;
            --bg-secondary: #0F172A;
            --bg-tertiary: #1E293B;
            --accent-blue: #2563EB;
            --accent-blue-light: #3B82F6;
            --accent-cyan: #06B6D4;
            --accent-cyan-light: #22D3EE;
            --text-primary: #F8FAFC;
            --text-secondary: #CBD5E1;
            --text-muted: #94A3B8;
            --glass-bg: rgba(255, 255, 255, 0.06);
            --glass-bg-hover: rgba(255, 255, 255, 0.12);
            --glass-border: rgba(255, 255, 255, 0.15);
            --glass-border-hover: rgba(255, 255, 255, 0.3);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.25);
            --shadow-glow: 0 0 20px rgba(37, 99, 235, 0.6);
            --shadow-glow-hover: 0 0 35px rgba(6, 182, 212, 0.8);
            --font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --transition-slow: 0.5s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-family);
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.6;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            background-image: 
                radial-gradient(ellipse at 20% 10%, rgba(37, 99, 235, 0.1) 0%, transparent 60%),
                radial-gradient(ellipse at 80% 30%, rgba(6, 182, 212, 0.06) 0%, transparent 50%),
                radial-gradient(ellipse at 50% 80%, rgba(37, 99, 235, 0.05) 0%, transparent 50%);
            background-attachment: fixed;
        }

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

        a:hover {
            color: var(--accent-cyan-light);
        }

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

        button, input {
            font-family: var(--font-family);
            outline: none;
        }

        button:focus-visible, a:focus-visible, input:focus-visible {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 3px;
            border-radius: 4px;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Header ===== */
        header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            height: 64px;
            background: rgba(11, 18, 32, 0.85);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--glass-border);
            display: flex;
            align-items: center;
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            width: 100%;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 18px;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 32px;
            height: 32px;
            background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: #fff;
            box-shadow: var(--shadow-glow);
        }

        .logo:hover {
            color: var(--text-primary);
            text-shadow: 0 0 20px rgba(6, 182, 212, 0.6);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 24px;
            list-style: none;
            flex-shrink: 0;
        }

        .nav-links a {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            padding: 6px 4px;
            border-bottom: 2px solid transparent;
        }

        .nav-links a:hover {
            color: var(--accent-cyan-light);
            border-bottom-color: var(--accent-cyan-light);
        }

        .nav-links a.active {
            color: var(--accent-cyan-light);
            border-bottom-color: var(--accent-cyan-light);
        }

        .chips-group {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .chip {
            font-size: 12px;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 20px;
            letter-spacing: 0.5px;
            white-space: nowrap;
            transition: all var(--transition-base);
            cursor: pointer;
            border: 1px solid transparent;
        }

        .chip-preheat {
            background: rgba(148, 163, 184, 0.15);
            color: var(--text-muted);
            border-color: rgba(148, 163, 184, 0.2);
        }

        .chip-preheat:hover {
            background: rgba(148, 163, 184, 0.25);
            color: var(--text-secondary);
        }

        .chip-ongoing {
            background: rgba(6, 182, 212, 0.18);
            color: var(--accent-cyan-light);
            border-color: rgba(6, 182, 212, 0.4);
            box-shadow: 0 0 16px rgba(6, 182, 212, 0.3);
            animation: chipPulse 2.5s ease-in-out infinite;
        }

        .chip-ongoing:hover {
            background: rgba(6, 182, 212, 0.28);
            box-shadow: 0 0 25px rgba(6, 182, 212, 0.5);
        }

        .chip-replay {
            background: rgba(37, 99, 235, 0.18);
            color: var(--accent-blue-light);
            border-color: rgba(37, 99, 235, 0.4);
        }

        .chip-replay:hover {
            background: rgba(37, 99, 235, 0.28);
            box-shadow: 0 0 16px rgba(37, 99, 235, 0.35);
        }

        @keyframes chipPulse {
            0%, 100% { box-shadow: 0 0 12px rgba(6, 182, 212, 0.3); }
            50% { box-shadow: 0 0 25px rgba(6, 182, 212, 0.55); }
        }

        .hamburger {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            color: #fff;
            font-size: 22px;
            z-index: 110;
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(11, 18, 32, 0.97);
            backdrop-filter: blur(20px);
            z-index: 105;
            padding: 80px 32px 32px;
            flex-direction: column;
            gap: 24px;
            overflow-y: auto;
        }

        .mobile-menu.open {
            display: flex;
        }

        .mobile-menu a {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-primary);
            padding: 12px 8px;
            border-bottom: 1px solid var(--glass-border);
        }

        .mobile-menu a:hover {
            color: var(--accent-cyan-light);
        }

        .mobile-menu .chips-group {
            flex-direction: column;
            align-items: flex-start;
            gap: 12px;
        }

        /* ===== Hero (文档帮助中心风格) ===== */
        .hero {
            padding: 140px 0 80px;
            min-height: 70vh;
            display: flex;
            align-items: center;
            position: relative;
            background: 
                radial-gradient(ellipse at 50% 30%, rgba(37, 99, 235, 0.15) 0%, transparent 50%),
                radial-gradient(ellipse at 70% 60%, rgba(6, 182, 212, 0.08) 0%, transparent 40%);
        }

        .hero-content {
            text-align: center;
            max-width: 800px;
            margin: 0 auto;
        }

        .hero h1 {
            font-size: 44px;
            font-weight: 700;
            line-height: 1.25;
            letter-spacing: -0.5px;
            margin-bottom: 20px;
            background: linear-gradient(135deg, #fff 30%, var(--accent-cyan-light) 70%, var(--accent-blue-light));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero p.hero-desc {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.8;
            max-width: 680px;
            margin: 0 auto 32px;
            text-align: center;
        }

        .hero-search {
            max-width: 560px;
            margin: 0 auto 24px;
            position: relative;
        }

        .hero-search input {
            width: 100%;
            padding: 14px 20px;
            border-radius: 12px;
            border: 1px solid var(--glass-border);
            background: rgba(255, 255, 255, 0.08);
            color: var(--text-primary);
            font-size: 15px;
            transition: all var(--transition-base);
            backdrop-filter: blur(8px);
        }

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

        .hero-search input:focus {
            border-color: var(--accent-cyan);
            box-shadow: 0 0 18px rgba(6, 182, 212, 0.35);
        }

        .hero-search button {
            position: absolute;
            right: 6px;
            top: 50%;
            transform: translateY(-50%);
            padding: 8px 20px;
            background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
            border: none;
            border-radius: 8px;
            color: #fff;
            font-weight: 600;
            font-size: 14px;
            cursor: pointer;
            box-shadow: var(--shadow-glow);
            transition: all var(--transition-base);
        }

        .hero-search button:hover {
            box-shadow: var(--shadow-glow-hover);
            transform: translateY(-50%) scale(1.02);
        }

        .hero-chips {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 10px;
            margin-top: 8px;
        }

        .hero-chips .h-chip {
            font-size: 13px;
            padding: 8px 16px;
            border-radius: 20px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--glass-border);
            color: var(--text-secondary);
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .hero-chips .h-chip:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan-light);
            background: rgba(6, 182, 212, 0.1);
        }

        /* ===== Section 通用 ===== */
        section {
            padding: 80px 0;
            position: relative;
        }

        section.alt-bg {
            background: rgba(15, 23, 42, 0.5);
        }

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

        .section-header h2 {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.3;
            letter-spacing: -0.3px;
            color: var(--text-primary);
            margin-bottom: 14px;
        }

        .section-header p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 680px;
        }

        .section-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 6px;
            background: rgba(6, 182, 212, 0.15);
            color: var(--accent-cyan-light);
            letter-spacing: 1px;
            margin-bottom: 12px;
            text-transform: uppercase;
        }

        /* ===== 玻璃卡片 ===== */
        .glass-card {
            background: var(--glass-bg);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-lg);
            padding: 28px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
        }

        .glass-card:hover {
            background: var(--glass-bg-hover);
            border-color: var(--glass-border-hover);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
            transform: translateY(-4px);
        }

        /* ===== 按钮 ===== */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 32px;
            background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
            border: none;
            border-radius: 12px;
            color: #fff;
            font-weight: 700;
            font-size: 15px;
            cursor: pointer;
            box-shadow: var(--shadow-glow);
            transition: all var(--transition-base);
            letter-spacing: 0.3px;
        }

        .btn-primary:hover {
            box-shadow: var(--shadow-glow-hover);
            transform: translateY(-2px);
            color: #fff;
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 0 14px rgba(37, 99, 235, 0.4);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 28px;
            background: transparent;
            border: 1px solid var(--glass-border);
            border-radius: 12px;
            color: var(--text-secondary);
            font-weight: 600;
            font-size: 15px;
            cursor: pointer;
            transition: all var(--transition-base);
        }

        .btn-secondary:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan-light);
            background: rgba(6, 182, 212, 0.08);
        }

        /* ===== 信息卡网格 ===== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .card-grid.two-col {
            grid-template-columns: repeat(2, 1fr);
        }

        .card-grid.four-col {
            grid-template-columns: repeat(4, 1fr);
        }

        .card-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: linear-gradient(135deg, rgba(37, 99, 235, 0.2), rgba(6, 182, 212, 0.2));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            margin-bottom: 16px;
            color: var(--accent-cyan-light);
        }

        .card-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
            line-height: 1.4;
        }

        .card-desc {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* ===== 图片卡片 ===== */
        .img-card {
            overflow: hidden;
            border-radius: var(--radius-lg);
            background: var(--glass-bg);
            backdrop-filter: blur(16px);
            border: 1px solid var(--glass-border);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
        }

        .img-card:hover {
            border-color: var(--glass-border-hover);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
            transform: translateY(-4px);
        }

        .img-card .img-wrap {
            aspect-ratio: 16/9;
            overflow: hidden;
            border-radius: var(--radius-lg) var(--radius-lg) 0 0;
        }

        .img-card .img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .img-card:hover .img-wrap img {
            transform: scale(1.03);
        }

        .img-card .img-content {
            padding: 20px;
        }

        .img-card .tag-row {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 10px;
        }

        .img-card .tag {
            font-size: 11px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 4px;
            color: var(--accent-cyan-light);
            background: rgba(6, 182, 212, 0.12);
        }

        .img-card .tag.warm {
            color: #F59E0B;
            background: rgba(245, 158, 11, 0.12);
        }

        .img-card h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .img-card p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 12px;
        }

        .img-card .meta {
            font-size: 12px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .img-card .view-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-cyan-light);
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .img-card .view-link:hover {
            text-shadow: 0 0 12px rgba(6, 182, 212, 0.6);
        }

        /* ===== 价格卡 ===== */
        .pricing-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            align-items: stretch;
        }

        .price-card {
            background: var(--glass-bg);
            backdrop-filter: blur(16px);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-xl);
            padding: 32px 28px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            position: relative;
            display: flex;
            flex-direction: column;
        }

        .price-card:hover {
            transform: translateY(-4px);
            border-color: var(--glass-border-hover);
        }

        .price-card.featured {
            border-color: var(--accent-cyan);
            box-shadow: 0 0 30px rgba(6, 182, 212, 0.25);
            background: rgba(6, 182, 212, 0.08);
        }

        .price-card .badge-featured {
            position: absolute;
            top: -12px;
            left: 50%;
            transform: translateX(-50%);
            background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
            color: #fff;
            font-size: 12px;
            font-weight: 700;
            padding: 4px 16px;
            border-radius: 12px;
            letter-spacing: 1px;
        }

        .price-card .plan-name {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
        }

        .price-card .plan-price {
            font-size: 36px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 4px;
        }

        .price-card .plan-price span {
            font-size: 14px;
            font-weight: 400;
            color: var(--text-muted);
        }

        .price-card .plan-desc {
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 20px;
        }

        .price-card ul {
            list-style: none;
            margin-bottom: 24px;
            flex-grow: 1;
        }

        .price-card ul li {
            font-size: 13px;
            color: var(--text-secondary);
            padding: 6px 0;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .price-card ul li::before {
            content: "✓";
            color: var(--accent-cyan);
            font-weight: 700;
        }

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

        .review-card {
            background: var(--glass-bg);
            backdrop-filter: blur(16px);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-lg);
            padding: 22px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
        }

        .review-card:hover {
            border-color: var(--glass-border-hover);
            transform: translateY(-3px);
        }

        .review-card .stars {
            color: #F59E0B;
            font-size: 14px;
            letter-spacing: 2px;
            margin-bottom: 10px;
        }

        .review-card .review-text {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 14px;
        }

        .review-card .reviewer {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .review-card .avatar {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            flex-shrink: 0;
        }

        .review-card .reviewer-name {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-primary);
        }

        .review-card .reviewer-role {
            font-size: 12px;
            color: var(--text-muted);
        }

        /* ===== 横向滚动 ===== */
        .h-scroll {
            display: flex;
            gap: 20px;
            overflow-x: auto;
            padding-bottom: 16px;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
        }

        .h-scroll::-webkit-scrollbar {
            height: 4px;
        }

        .h-scroll::-webkit-scrollbar-track {
            background: rgba(255, 255, 255, 0.05);
            border-radius: 2px;
        }

        .h-scroll::-webkit-scrollbar-thumb {
            background: rgba(6, 182, 212, 0.4);
            border-radius: 2px;
        }

        .h-scroll > * {
            scroll-snap-align: start;
            flex-shrink: 0;
        }

        /* ===== 列表样式 ===== */
        .info-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .info-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            padding: 12px 16px;
            background: rgba(255, 255, 255, 0.03);
            border-radius: 10px;
            border: 1px solid rgba(255, 255, 255, 0.05);
        }

        .info-list li .li-icon {
            color: var(--accent-cyan);
            font-weight: 700;
            flex-shrink: 0;
            margin-top: 2px;
        }

        /* ===== 数据指标 ===== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .stat-item {
            text-align: center;
            padding: 20px;
            background: var(--glass-bg);
            border-radius: var(--radius-lg);
            border: 1px solid var(--glass-border);
            transition: all var(--transition-base);
        }

        .stat-item:hover {
            border-color: var(--accent-cyan);
            background: rgba(6, 182, 212, 0.06);
        }

        .stat-number {
            font-size: 32px;
            font-weight: 700;
            color: var(--accent-cyan-light);
            margin-bottom: 4px;
        }

        .stat-label {
            font-size: 13px;
            color: var(--text-muted);
        }

        /* ===== FAQ ===== */
        .faq-item {
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-lg);
            background: var(--glass-bg);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition-base);
        }

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

        .faq-question {
            padding: 18px 22px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
        }

        .faq-answer {
            padding: 0 22px 18px;
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* ===== 表单 ===== */
        .form-wrap {
            max-width: 520px;
            margin: 0 auto;
        }

        .form-wrap input {
            width: 100%;
            padding: 14px 18px;
            border-radius: 12px;
            border: 1px solid var(--glass-border);
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-primary);
            font-size: 15px;
            transition: all var(--transition-base);
            margin-bottom: 14px;
        }

        .form-wrap input:focus {
            border-color: var(--accent-cyan);
            box-shadow: 0 0 14px rgba(6, 182, 212, 0.3);
        }

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

        /* ===== Footer ===== */
        footer {
            background: var(--bg-secondary);
            border-top: 1px solid var(--glass-border);
            padding: 60px 0 32px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-brand p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-top: 12px;
            max-width: 280px;
        }

        .footer-col h5 {
            font-size: 14px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 14px;
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul a {
            font-size: 13px;
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            border-top: 1px solid var(--glass-border);
            padding-top: 20px;
            text-align: center;
            font-size: 13px;
            color: var(--text-muted);
        }

        /* ===== 动画 ===== */
        @keyframes fadeInUp {
            from { opacity: 0; transform: translateY(30px); }
            to { opacity: 1; transform: translateY(0); }
        }

        .fade-in-up {
            animation: fadeInUp 0.6s ease forwards;
        }

        @media (prefers-reduced-motion: reduce) {
            *, *::before, *::after {
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
                scroll-behavior: auto !important;
            }
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .card-grid, .pricing-grid, .review-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .card-grid.four-col {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 28px;
            }
            .hero h1 {
                font-size: 36px;
            }
            section {
                padding: 60px 0;
            }
            .section-header h2 {
                font-size: 26px;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .chips-group {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .hero {
                padding: 110px 0 48px;
                min-height: auto;
            }
            .hero h1 {
                font-size: 28px;
            }
            .hero p.hero-desc {
                font-size: 14px;
            }
            .card-grid, .card-grid.two-col, .card-grid.four-col,
            .pricing-grid, .review-grid {
                grid-template-columns: 1fr;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .stat-number {
                font-size: 24px;
            }
            section {
                padding: 48px 0;
            }
            .section-header {
                margin-bottom: 32px;
            }
            .section-header h2 {
                font-size: 22px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .container {
                padding: 0 16px;
            }
            .glass-card {
                padding: 20px;
            }
        }

        @media (max-width: 520px) {
            .hero h1 {
                font-size: 24px;
            }
            .hero-search button {
                position: static;
                transform: none;
                width: 100%;
                margin-top: 10px;
                padding: 12px;
            }
            .hero-search input {
                padding: 12px 16px;
                font-size: 14px;
            }
            .btn-primary, .btn-secondary {
                width: 100%;
                justify-content: center;
            }
            .stats-row {
                grid-template-columns: 1fr;
            }
            .price-card {
                padding: 24px 20px;
            }
        }

/* roulang page: category1 */
:root {
            --bg-primary: #0B1220;
            --bg-secondary: #0F172A;
            --bg-tertiary: #1E293B;
            --accent-blue: #2563EB;
            --accent-blue-light: #3B82F6;
            --accent-cyan: #06B6D4;
            --accent-cyan-light: #22D3EE;
            --text-primary: #F8FAFC;
            --text-secondary: #CBD5E1;
            --text-muted: #94A3B8;
            --glass-bg: rgba(255, 255, 255, 0.06);
            --glass-bg-hover: rgba(255, 255, 255, 0.12);
            --glass-border: rgba(255, 255, 255, 0.15);
            --glass-border-hover: rgba(255, 255, 255, 0.3);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.25);
            --shadow-glow: 0 0 20px rgba(37, 99, 235, 0.6);
            --shadow-glow-hover: 0 0 35px rgba(6, 182, 212, 0.8);
            --font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --transition-slow: 0.5s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-family);
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.6;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            background-image: 
                radial-gradient(ellipse at 20% 10%, rgba(37, 99, 235, 0.1) 0%, transparent 60%),
                radial-gradient(ellipse at 80% 30%, rgba(6, 182, 212, 0.06) 0%, transparent 50%),
                radial-gradient(ellipse at 50% 80%, rgba(37, 99, 235, 0.05) 0%, transparent 50%);
            background-attachment: fixed;
            min-height: 100vh;
            overflow-x: hidden;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast), border-bottom var(--transition-fast), text-shadow var(--transition-fast);
        }
        a:hover {
            color: var(--accent-cyan-light);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button, input {
            font-family: var(--font-family);
            outline: none;
            border: none;
        }
        button:focus-visible, a:focus-visible, input:focus-visible {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 3px;
            border-radius: 4px;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Header ===== */
        header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            height: 64px;
            background: rgba(11, 18, 32, 0.85);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--glass-border);
            display: flex;
            align-items: center;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            width: 100%;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 18px;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 32px;
            height: 32px;
            background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: #fff;
            box-shadow: var(--shadow-glow);
            flex-shrink: 0;
        }
        .logo:hover {
            color: var(--text-primary);
            text-shadow: 0 0 20px rgba(6, 182, 212, 0.6);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 24px;
            list-style: none;
            flex-shrink: 0;
        }
        .nav-links a {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            padding: 6px 4px;
            border-bottom: 2px solid transparent;
            transition: all var(--transition-base);
            white-space: nowrap;
        }
        .nav-links a:hover {
            color: var(--accent-cyan-light);
            border-bottom-color: var(--accent-cyan-light);
        }
        .nav-links a.active {
            color: var(--accent-cyan-light);
            border-bottom-color: var(--accent-cyan-light);
        }
        .chips-group {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .chip {
            font-size: 12px;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 20px;
            letter-spacing: 0.5px;
            white-space: nowrap;
            transition: all var(--transition-base);
            cursor: pointer;
            border: 1px solid transparent;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .chip-preheat {
            background: rgba(148, 163, 184, 0.15);
            color: var(--text-muted);
            border-color: rgba(148, 163, 184, 0.2);
        }
        .chip-preheat:hover {
            background: rgba(148, 163, 184, 0.25);
            color: var(--text-secondary);
        }
        .chip-ongoing {
            background: rgba(6, 182, 212, 0.18);
            color: var(--accent-cyan-light);
            border-color: rgba(6, 182, 212, 0.4);
            box-shadow: 0 0 16px rgba(6, 182, 212, 0.3);
            animation: chipPulse 2.5s ease-in-out infinite;
        }
        .chip-ongoing:hover {
            background: rgba(6, 182, 212, 0.3);
            box-shadow: 0 0 24px rgba(6, 182, 212, 0.5);
        }
        .chip-replay {
            background: rgba(37, 99, 235, 0.15);
            color: var(--accent-blue-light);
            border-color: rgba(37, 99, 235, 0.3);
        }
        .chip-replay:hover {
            background: rgba(37, 99, 235, 0.25);
            box-shadow: 0 0 16px rgba(37, 99, 235, 0.3);
        }
        @keyframes chipPulse {
            0%, 100% { box-shadow: 0 0 12px rgba(6, 182, 212, 0.25); }
            50% { box-shadow: 0 0 22px rgba(6, 182, 212, 0.5); }
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            cursor: pointer;
            padding: 8px;
            flex-shrink: 0;
        }
        .hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: all var(--transition-base);
        }
        .hamburger.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(11, 18, 32, 0.97);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            z-index: 99;
            padding: 24px;
            flex-direction: column;
            gap: 32px;
            overflow-y: auto;
        }
        .mobile-menu.open {
            display: flex;
        }
        .mobile-menu .nav-links {
            flex-direction: column;
            align-items: flex-start;
            gap: 16px;
        }
        .mobile-menu .nav-links a {
            font-size: 20px;
            padding: 8px 0;
        }
        .mobile-menu .chips-group {
            flex-wrap: wrap;
        }
        .mobile-menu .chips-group .chip {
            font-size: 14px;
            padding: 8px 16px;
        }

        /* ===== Sections ===== */
        main {
            padding-top: 64px;
        }
        section {
            padding: 80px 0;
        }
        .section-alt {
            background: rgba(255, 255, 255, 0.02);
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }
        .section-header {
            margin-bottom: 40px;
        }
        .section-header h2 {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 12px;
            color: var(--text-primary);
        }
        .section-header h2 .highlight {
            background: linear-gradient(135deg, var(--accent-blue-light), var(--accent-cyan));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .section-header p {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.7;
        }
        .section-header .sub-line {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-cyan);
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-bottom: 8px;
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }
        .breadcrumb a:hover {
            color: var(--accent-cyan-light);
        }
        .breadcrumb .separator {
            color: var(--text-muted);
            opacity: 0.6;
        }
        .breadcrumb .current {
            color: var(--accent-cyan-light);
            font-weight: 500;
        }

        /* ===== Category Hero ===== */
        .category-hero {
            padding-top: 48px;
            padding-bottom: 40px;
            position: relative;
            overflow: hidden;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            top: -100px;
            right: -100px;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(37, 99, 235, 0.2) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .category-hero::after {
            content: '';
            position: absolute;
            bottom: -80px;
            left: -60px;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(6, 182, 212, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .category-hero .container {
            position: relative;
            z-index: 1;
        }
        .category-hero h1 {
            font-size: 44px;
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 16px;
            color: var(--text-primary);
            letter-spacing: -0.5px;
        }
        .category-hero h1 .highlight {
            background: linear-gradient(135deg, var(--accent-blue-light), var(--accent-cyan));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .category-hero .hero-desc {
            font-size: 17px;
            color: var(--text-secondary);
            max-width: 680px;
            line-height: 1.8;
            margin-bottom: 24px;
        }
        .category-hero .hero-meta {
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
        }
        .category-hero .hero-stat {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-md);
            padding: 8px 16px;
        }
        .category-hero .hero-stat i {
            color: var(--accent-cyan);
            font-size: 16px;
        }

        /* ===== Filter Tags ===== */
        .filter-tags-bar {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
            padding: 0;
            margin-bottom: 32px;
        }
        .filter-tag {
            font-size: 13px;
            font-weight: 500;
            padding: 8px 18px;
            border-radius: 20px;
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            color: var(--text-secondary);
            cursor: pointer;
            transition: all var(--transition-base);
            white-space: nowrap;
            user-select: none;
        }
        .filter-tag:hover {
            background: var(--glass-bg-hover);
            color: var(--text-primary);
            border-color: var(--glass-border-hover);
        }
        .filter-tag.active {
            background: linear-gradient(135deg, rgba(37, 99, 235, 0.3), rgba(6, 182, 212, 0.3));
            color: var(--accent-cyan-light);
            border-color: rgba(6, 182, 212, 0.5);
            box-shadow: 0 0 16px rgba(6, 182, 212, 0.25);
        }

        /* ===== Cards Grid ===== */
        .cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .glass-card {
            background: var(--glass-bg);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-lg);
            padding: 0;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            overflow: hidden;
            display: flex;
            flex-direction: column;
            height: 100%;
        }
        .glass-card:hover {
            background: var(--glass-bg-hover);
            border-color: var(--glass-border-hover);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35), 0 0 20px rgba(6, 182, 212, 0.2);
            transform: translateY(-4px);
        }
        .glass-card .card-image {
            width: 100%;
            aspect-ratio: 16/9;
            overflow: hidden;
            border-radius: var(--radius-lg) var(--radius-lg) 0 0;
            flex-shrink: 0;
        }
        .glass-card .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .glass-card:hover .card-image img {
            transform: scale(1.04);
        }
        .glass-card .card-body {
            padding: 20px 24px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .glass-card .card-tags {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            margin-bottom: 10px;
        }
        .glass-card .card-tag {
            font-size: 11px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 12px;
            letter-spacing: 0.3px;
            background: rgba(6, 182, 212, 0.15);
            color: var(--accent-cyan-light);
            border: 1px solid rgba(6, 182, 212, 0.3);
            white-space: nowrap;
        }
        .glass-card .card-tag.orange {
            background: rgba(251, 146, 60, 0.15);
            color: #FB923C;
            border-color: rgba(251, 146, 60, 0.3);
        }
        .glass-card .card-title {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 8px;
            color: var(--text-primary);
            transition: color var(--transition-fast);
        }
        .glass-card:hover .card-title {
            color: var(--accent-cyan-light);
        }
        .glass-card .card-summary {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 16px;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .glass-card .card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding-top: 14px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }
        .glass-card .card-date {
            font-size: 12px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .glass-card .card-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-cyan);
            display: flex;
            align-items: center;
            gap: 4px;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .glass-card .card-link:hover {
            color: var(--accent-cyan-light);
            gap: 8px;
        }
        .glass-card .card-link i {
            font-size: 12px;
        }

        /* ===== Ranking / Hot List ===== */
        .hot-rank-list {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 16px;
        }
        .rank-card {
            background: var(--glass-bg);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-lg);
            padding: 20px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            gap: 10px;
        }
        .rank-card:hover {
            background: var(--glass-bg-hover);
            border-color: var(--glass-border-hover);
            transform: translateY(-3px);
            box-shadow: 0 12px 36px rgba(0, 0, 0, 0.35), 0 0 16px rgba(6, 182, 212, 0.2);
        }
        .rank-card .rank-number {
            font-size: 28px;
            font-weight: 800;
            background: linear-gradient(135deg, var(--accent-blue-light), var(--accent-cyan));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1;
        }
        .rank-card .rank-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            line-height: 1.4;
        }
        .rank-card .rank-views {
            font-size: 12px;
            color: var(--text-muted);
        }

        /* ===== Topic Collection ===== */
        .topic-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .topic-card {
            background: var(--glass-bg);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-lg);
            padding: 28px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            display: flex;
            gap: 20px;
            align-items: flex-start;
        }
        .topic-card:hover {
            background: var(--glass-bg-hover);
            border-color: var(--glass-border-hover);
            transform: translateY(-3px);
            box-shadow: 0 12px 36px rgba(0, 0, 0, 0.35);
        }
        .topic-card .topic-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: linear-gradient(135deg, rgba(37, 99, 235, 0.3), rgba(6, 182, 212, 0.3));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--accent-cyan-light);
            flex-shrink: 0;
        }
        .topic-card .topic-info {
            flex: 1;
        }
        .topic-card .topic-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 6px;
        }
        .topic-card .topic-desc {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 12px;
        }
        .topic-card .topic-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-cyan);
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .topic-card .topic-link:hover {
            color: var(--accent-cyan-light);
        }

        /* ===== Guide Steps ===== */
        .guide-steps {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .guide-step {
            background: var(--glass-bg);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-lg);
            padding: 28px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            position: relative;
        }
        .guide-step:hover {
            background: var(--glass-bg-hover);
            border-color: var(--glass-border-hover);
            transform: translateY(-3px);
        }
        .guide-step .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
            color: #fff;
            font-weight: 700;
            font-size: 16px;
            margin-bottom: 14px;
            box-shadow: var(--shadow-glow);
        }
        .guide-step .step-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
        }
        .guide-step .step-desc {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* ===== News Cards ===== */
        .news-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .news-card {
            background: var(--glass-bg);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .news-card:hover {
            background: var(--glass-bg-hover);
            border-color: var(--glass-border-hover);
            transform: translateY(-3px);
            box-shadow: 0 12px 36px rgba(0, 0, 0, 0.35);
        }
        .news-card .news-date {
            font-size: 12px;
            color: var(--accent-cyan);
            font-weight: 500;
        }
        .news-card .news-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            line-height: 1.4;
        }
        .news-card:hover .news-title {
            color: var(--accent-cyan-light);
        }
        .news-card .news-summary {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, rgba(37, 99, 235, 0.25), rgba(6, 182, 212, 0.2));
            border: 1px solid rgba(6, 182, 212, 0.3);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
            box-shadow: 0 16px 48px rgba(0, 0, 0, 0.3), 0 0 40px rgba(6, 182, 212, 0.15);
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            left: 50%;
            transform: translateX(-50%);
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(6, 182, 212, 0.25) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section .cta-content {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            font-size: 30px;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text-primary);
        }
        .cta-section p {
            font-size: 16px;
            color: var(--text-secondary);
            margin-bottom: 28px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.7;
        }
        .subscribe-form {
            display: flex;
            align-items: center;
            gap: 12px;
            max-width: 480px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }
        .subscribe-form input {
            flex: 1;
            min-width: 220px;
            padding: 14px 18px;
            border-radius: 12px;
            background: rgba(11, 22, 40, 0.7);
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: var(--text-primary);
            font-size: 15px;
            transition: all var(--transition-base);
        }
        .subscribe-form input::placeholder {
            color: var(--text-muted);
        }
        .subscribe-form input:focus {
            border-color: var(--accent-cyan);
            box-shadow: 0 0 20px rgba(6, 182, 212, 0.3);
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
            color: #fff;
            font-weight: 700;
            font-size: 15px;
            padding: 14px 28px;
            border-radius: 12px;
            cursor: pointer;
            box-shadow: var(--shadow-glow);
            transition: all var(--transition-base);
            white-space: nowrap;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            letter-spacing: 0.3px;
        }
        .btn-primary:hover {
            box-shadow: var(--shadow-glow-hover);
            transform: translateY(-2px);
            filter: brightness(1.1);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: var(--shadow-glow);
        }

        /* ===== View More Button ===== */
        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: 12px;
            background: transparent;
            border: 1px solid var(--glass-border);
            color: var(--text-secondary);
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-base);
            white-space: nowrap;
        }
        .btn-outline:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan-light);
            background: rgba(6, 182, 212, 0.1);
            box-shadow: 0 0 16px rgba(6, 182, 212, 0.2);
        }
        .btn-outline:active {
            transform: scale(0.98);
        }

        /* ===== Footer ===== */
        footer {
            background: rgba(11, 18, 32, 0.9);
            border-top: 1px solid var(--glass-border);
            padding: 64px 0 32px;
            margin-top: 40px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 48px;
        }
        .footer-brand .logo {
            font-size: 16px;
            margin-bottom: 16px;
        }
        .footer-brand .logo-icon {
            width: 28px;
            height: 28px;
            font-size: 14px;
        }
        .footer-brand p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 340px;
        }
        .footer-col h5 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }
        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--accent-cyan-light);
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 24px;
            text-align: center;
            font-size: 13px;
            color: var(--text-muted);
        }

        /* ===== Scroll Animation ===== */
        .reveal {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.7s ease, transform 0.7s ease;
        }
        .reveal.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .cards-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .hot-rank-list {
                grid-template-columns: repeat(3, 1fr);
            }
            .topic-grid {
                grid-template-columns: 1fr;
            }
            .guide-steps {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-list {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .chips-group {
                display: none;
            }
            .category-hero h1 {
                font-size: 36px;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .chips-group {
                display: none;
            }
            section {
                padding: 56px 0;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .section-header h2 {
                font-size: 22px;
            }
            .cards-grid {
                grid-template-columns: 1fr;
            }
            .hot-rank-list {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .topic-grid {
                grid-template-columns: 1fr;
            }
            .guide-steps {
                grid-template-columns: 1fr;
            }
            .news-list {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .cta-section {
                padding: 32px 20px;
            }
            .cta-section h2 {
                font-size: 22px;
            }
            .glass-card .card-body {
                padding: 16px 18px 20px;
            }
            .subscribe-form {
                flex-direction: column;
                width: 100%;
            }
            .subscribe-form input {
                width: 100%;
                min-width: unset;
            }
            .btn-primary {
                width: 100%;
                justify-content: center;
            }
            .filter-tag {
                font-size: 12px;
                padding: 6px 14px;
            }
        }

        @media (max-width: 520px) {
            .hot-rank-list {
                grid-template-columns: 1fr;
            }
            .category-hero .hero-meta {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .category-hero h1 {
                font-size: 24px;
            }
            .section-header h2 {
                font-size: 20px;
            }
            .glass-card .card-footer {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .cards-grid {
                gap: 16px;
            }
        }

        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
                scroll-behavior: auto !important;
            }
            .reveal {
                opacity: 1;
                transform: none;
            }
        }

/* roulang page: index */
:root {
            --bg-950: #05070E;
            --bg-900: #0A1120;
            --bg-800: #111C31;
            --surface-glass: rgba(15, 23, 42, 0.62);
            --border-glass: rgba(148, 163, 184, 0.16);
            --primary: #2563EB;
            --primary-600: #1D4ED8;
            --accent: #38BDF8;
            --accent-glow: #22D3EE;
            --aux: #818CF8;
            --text-100: #F8FAFC;
            --text-300: #CBD5E1;
            --text-500: #94A3B8;
            --success: #34D399;
            --warning: #FBBF24;
            --danger: #F87171;
            --radius-lg: 22px;
            --radius-md: 16px;
            --radius-sm: 12px;
            --radius-xl: 28px;
            --shadow-card: 0 20px 40px rgba(0, 0, 0, 0.35);
            --shadow-glow: 0 0 24px rgba(34, 211, 238, 0.55);
            --font-cn: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', system-ui, 'Noto Sans SC', sans-serif;
            --font-num: 'Inter', 'DIN Alternate', system-ui, sans-serif;
        }

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

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

        body {
            font-family: var(--font-cn);
            background-color: var(--bg-950);
            color: var(--text-300);
            line-height: 1.8;
            font-size: 16px;
            overflow-x: hidden;
            min-height: 100vh;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.25s ease, opacity 0.25s ease;
        }

        a:hover {
            color: var(--accent-glow);
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--accent-glow);
            outline-offset: 3px;
        }

        .font-num {
            font-family: var(--font-num);
        }

        /* 全局网格背景 */
        .bg-grid-overlay {
            position: fixed;
            inset: 0;
            background-image:
                linear-gradient(rgba(56, 189, 248, 0.045) 1px, transparent 1px),
                linear-gradient(90deg, rgba(56, 189, 248, 0.045) 1px, transparent 1px);
            background-size: 48px 48px;
            pointer-events: none;
            z-index: 0;
        }

        .bg-radial-glow {
            position: fixed;
            inset: 0;
            pointer-events: none;
            z-index: 0;
            background:
                radial-gradient(ellipse 60% 45% at 82% 8%, rgba(34, 211, 238, 0.10), transparent 70%),
                radial-gradient(ellipse 50% 38% at 12% 88%, rgba(129, 140, 248, 0.12), transparent 70%),
                radial-gradient(ellipse 45% 35% at 50% 50%, rgba(37, 99, 235, 0.06), transparent 70%);
        }

        .site-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            position: relative;
            z-index: 1;
        }

        /* 玻璃卡片 */
        .glass-card {
            background: var(--surface-glass);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            transition: transform 0.32s ease, border-color 0.32s ease, box-shadow 0.32s ease;
        }

        .glass-card:hover {
            transform: translateY(-4px);
            border-color: rgba(56, 189, 248, 0.45);
            box-shadow: 0 0 44px rgba(34, 211, 238, 0.22), var(--shadow-card);
        }

        .glass-card-static {
            background: var(--surface-glass);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
        }

        /* 按钮 */
        .btn-glow {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: 9999px;
            background: linear-gradient(135deg, #2563EB 0%, #38BDF8 100%);
            color: #FFFFFF !important;
            font-weight: 600;
            font-size: 15px;
            border: none;
            cursor: pointer;
            box-shadow: 0 0 24px rgba(34, 211, 238, 0.55);
            transition: transform 0.25s ease, box-shadow 0.25s ease, filter 0.25s ease;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .btn-glow:hover {
            transform: translateY(-2px) scale(1.02);
            box-shadow: 0 0 34px rgba(34, 211, 238, 0.75);
            filter: brightness(1.06);
        }

        .btn-glow:active {
            transform: scale(0.98);
            box-shadow: 0 0 16px rgba(34, 211, 238, 0.40);
        }

        .btn-ghost {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: 9999px;
            background: transparent;
            color: var(--text-300) !important;
            font-weight: 600;
            font-size: 15px;
            border: 1px solid rgba(148, 163, 184, 0.35);
            cursor: pointer;
            transition: background 0.25s ease, border-color 0.25s ease, color 0.25s ease;
            white-space: nowrap;
        }

        .btn-ghost:hover {
            background: rgba(56, 189, 248, 0.08);
            border-color: var(--accent);
            color: var(--text-100) !important;
        }

        .btn-ghost:active {
            transform: scale(0.98);
        }

        /* 标签 chip */
        .chip {
            display: inline-flex;
            align-items: center;
            height: 28px;
            padding: 0 12px;
            border-radius: 9999px;
            font-size: 12px;
            border: 1px solid rgba(148, 163, 184, 0.25);
            color: var(--text-300);
            background: rgba(15, 23, 42, 0.5);
            transition: border-color 0.25s ease, color 0.25s ease, background 0.25s ease;
            white-space: nowrap;
        }

        .chip:hover {
            border-color: var(--accent);
            color: var(--text-100);
        }

        .chip-active {
            border-color: var(--accent-glow);
            color: var(--accent-glow);
            background: rgba(34, 211, 238, 0.08);
        }

        .chip-warmup {
            border-color: rgba(148, 163, 184, 0.45);
            color: #A5B4C8;
        }

        .chip-live {
            border-color: var(--accent-glow);
            color: var(--accent-glow);
            background: rgba(34, 211, 238, 0.10);
            animation: chipPulse 2.4s ease-in-out infinite;
        }

        .chip-replay {
            border-color: rgba(71, 85, 105, 0.5);
            color: #64748B;
            background: rgba(51, 65, 85, 0.35);
        }

        @keyframes chipPulse {
            0%, 100% {
                box-shadow: 0 0 0 0 rgba(34, 211, 238, 0.35);
            }
            50% {
                box-shadow: 0 0 12px 2px rgba(34, 211, 238, 0.20);
            }
        }

        /* 导航 */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            height: 70px;
            background: rgba(5, 7, 14, 0.82);
            backdrop-filter: blur(24px);
            -webkit-backdrop-filter: blur(24px);
            border-bottom: 1px solid rgba(148, 163, 184, 0.14);
            transition: background 0.3s ease;
        }

        .site-header .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 20px;
            color: var(--text-100);
            letter-spacing: 0.5px;
            transition: color 0.25s ease;
        }

        .logo-link:hover {
            color: var(--accent-glow);
        }

        .logo-mark {
            width: 34px;
            height: 34px;
            border-radius: 10px;
            background: linear-gradient(135deg, #2563EB, #38BDF8);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 15px;
            font-weight: 700;
            box-shadow: 0 0 16px rgba(34, 211, 238, 0.45);
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
            height: 100%;
        }

        .nav-links a {
            font-size: 14px;
            color: var(--text-300);
            position: relative;
            height: 100%;
            display: flex;
            align-items: center;
            transition: color 0.25s ease;
        }

        .nav-links a:hover {
            color: var(--text-100);
        }

        .nav-links a.active {
            color: var(--accent-glow);
        }

        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--accent-glow);
            border-radius: 2px 2px 0 0;
            box-shadow: 0 0 8px rgba(34, 211, 238, 0.6);
        }

        .nav-chips {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .hamburger {
            display: none;
            background: none;
            border: none;
            color: var(--text-300);
            font-size: 22px;
            cursor: pointer;
            padding: 6px;
            border-radius: 8px;
            transition: background 0.25s ease, color 0.25s ease;
        }

        .hamburger:hover {
            background: rgba(56, 189, 248, 0.10);
            color: var(--text-100);
        }

        /* 移动端菜单 */
        .mobile-menu {
            display: none;
            position: fixed;
            top: 70px;
            left: 0;
            right: 0;
            z-index: 49;
            background: rgba(5, 7, 14, 0.95);
            backdrop-filter: blur(28px);
            -webkit-backdrop-filter: blur(28px);
            border-bottom: 1px solid var(--border-glass);
            padding: 16px 20px 20px;
        }

        .mobile-menu.open {
            display: block;
        }

        .mobile-chips {
            display: flex;
            gap: 8px;
            overflow-x: auto;
            padding-bottom: 10px;
            margin-bottom: 12px;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }

        .mobile-chips::-webkit-scrollbar {
            display: none;
        }

        .mobile-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .mobile-links a {
            display: block;
            padding: 12px 6px;
            font-size: 15px;
            color: var(--text-300);
            border-radius: 10px;
            transition: background 0.25s ease, color 0.25s ease;
        }

        .mobile-links a:hover {
            background: rgba(56, 189, 248, 0.08);
            color: var(--text-100);
        }

        .mobile-links a.active {
            color: var(--accent-glow);
            background: rgba(34, 211, 238, 0.06);
        }

        /* Hero */
        .hero-section {
            padding: 72px 0 48px;
            position: relative;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 7fr 5fr;
            gap: 44px;
            align-items: center;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 16px;
            border-radius: 9999px;
            font-size: 13px;
            color: var(--accent-glow);
            border: 1px solid rgba(34, 211, 238, 0.35);
            background: rgba(34, 211, 238, 0.07);
            margin-bottom: 20px;
        }

        .hero-title {
            font-size: clamp(2.2rem, 6vw, 4rem);
            line-height: 1.15;
            font-weight: 700;
            color: var(--text-100);
            letter-spacing: -0.5px;
            text-wrap: balance;
        }

        .hero-title .accent-text {
            background: linear-gradient(135deg, #38BDF8 0%, #818CF8 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-subtitle {
            font-size: 1.06rem;
            line-height: 1.8;
            color: var(--text-300);
            margin-top: 20px;
            max-width: 560px;
        }

        .hero-cta-group {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-top: 28px;
        }

        .hero-trust {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            margin-top: 24px;
            font-size: 13px;
            color: var(--text-500);
        }

        .hero-trust-item {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .hero-trust-item i {
            color: var(--accent-glow);
            font-size: 13px;
        }

        .hero-right-card {
            padding: 24px;
            border-radius: var(--radius-xl);
            position: relative;
        }

        .hero-search-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            background: rgba(2, 6, 23, 0.75);
            border: 1px solid #334155;
            border-radius: 14px;
            padding: 10px 14px;
            margin-bottom: 16px;
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
        }

        .hero-search-wrap:focus-within {
            border-color: var(--accent-glow);
            box-shadow: 0 0 0 3px rgba(34, 211, 238, 0.18);
        }

        .hero-search-wrap i {
            color: #64748B;
            font-size: 15px;
        }

        .hero-search-wrap input {
            flex: 1;
            background: transparent;
            border: none;
            color: var(--text-100);
            font-size: 14px;
            outline: none;
            font-family: var(--font-cn);
        }

        .hero-search-wrap input::placeholder {
            color: #64748B;
        }

        .hero-hot-chips {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 16px;
        }

        .hero-cover-wrap {
            border-radius: 14px;
            overflow: hidden;
            position: relative;
            aspect-ratio: 16/9;
            border: 1px solid rgba(148, 163, 184, 0.2);
        }

        .hero-cover-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.45s ease;
        }

        .hero-cover-wrap:hover img {
            transform: scale(1.03);
        }

        .hero-cover-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(5, 7, 14, 0.75) 0%, transparent 60%);
        }

        /* Section 通用 */
        .section-block {
            padding: 64px 0;
            position: relative;
        }

        .section-block-alt {
            padding: 64px 0;
            position: relative;
            background: rgba(10, 17, 32, 0.6);
            border-top: 1px solid rgba(148, 163, 184, 0.08);
            border-bottom: 1px solid rgba(148, 163, 184, 0.08);
        }

        .section-header {
            margin-bottom: 36px;
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            color: var(--accent-glow);
            text-transform: uppercase;
            letter-spacing: 1.5px;
            font-weight: 600;
            margin-bottom: 10px;
        }

        .section-title {
            font-size: clamp(1.6rem, 3.4vw, 2.4rem);
            line-height: 1.25;
            font-weight: 700;
            color: var(--text-100);
            text-wrap: balance;
        }

        .section-desc {
            font-size: 0.95rem;
            line-height: 1.7;
            color: var(--text-500);
            margin-top: 12px;
            max-width: 680px;
        }

        /* 数据热力条 */
        .data-strip {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .data-card {
            padding: 24px 18px;
            text-align: center;
            border-radius: var(--radius-md);
            background: rgba(15, 23, 42, 0.55);
            border: 1px solid var(--border-glass);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            transition: transform 0.3s ease, border-color 0.3s ease;
        }

        .data-card:hover {
            transform: translateY(-3px);
            border-color: rgba(56, 189, 248, 0.4);
        }

        .data-number {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-100);
            font-family: var(--font-num);
            line-height: 1.2;
        }

        .data-unit {
            font-size: 0.9rem;
            color: var(--accent-glow);
            margin-left: 2px;
        }

        .data-label {
            font-size: 13px;
            color: var(--text-500);
            margin-top: 6px;
        }

        /* 功能分组卡片 */
        .function-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 18px;
        }

        .function-card {
            padding: 24px;
            text-align: left;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .function-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: linear-gradient(135deg, rgba(37, 99, 235, 0.25), rgba(56, 189, 248, 0.15));
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-glow);
            font-size: 18px;
            border: 1px solid rgba(56, 189, 248, 0.25);
            margin-bottom: 4px;
        }

        .function-card h3 {
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--text-100);
            margin: 0;
        }

        .function-card p {
            font-size: 0.88rem;
            color: var(--text-500);
            line-height: 1.7;
            margin: 0;
        }

        .function-link {
            font-size: 13px;
            color: var(--accent-glow);
            font-weight: 500;
            margin-top: auto;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap 0.25s ease;
        }

        .function-link:hover {
            gap: 8px;
        }

        /* 使用场景 */
        .scene-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }

        .scene-card {
            padding: 22px 24px;
            display: flex;
            gap: 16px;
            align-items: flex-start;
        }

        .scene-card .icon-box {
            width: 42px;
            height: 42px;
            border-radius: 10px;
            background: rgba(129, 140, 248, 0.12);
            border: 1px solid rgba(129, 140, 248, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--aux);
            font-size: 17px;
            flex-shrink: 0;
        }

        .scene-card h3 {
            font-size: 1.02rem;
            font-weight: 600;
            color: var(--text-100);
            margin: 0 0 4px;
        }

        .scene-card p {
            font-size: 0.87rem;
            color: var(--text-500);
            margin: 0;
            line-height: 1.65;
        }

        /* 截图/演示 */
        .demo-browser {
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid rgba(148, 163, 184, 0.2);
            background: rgba(15, 23, 42, 0.7);
            box-shadow: var(--shadow-card);
        }

        .demo-browser-bar {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 10px 16px;
            background: rgba(2, 6, 23, 0.8);
            border-bottom: 1px solid var(--border-glass);
        }

        .demo-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
        }

        .demo-dot.red { background: #F87171; }
        .demo-dot.yellow { background: #FBBF24; }
        .demo-dot.green { background: #34D399; }

        .demo-url-bar {
            flex: 1;
            background: rgba(51, 65, 85, 0.5);
            border-radius: 8px;
            padding: 4px 12px;
            font-size: 12px;
            color: var(--text-500);
            margin-left: 8px;
            font-family: var(--font-num);
        }

        .demo-body {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
        }

        .demo-body img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .demo-float-card {
            position: absolute;
            bottom: 16px;
            left: 16px;
            right: auto;
            max-width: 260px;
            padding: 14px 18px;
            border-radius: var(--radius-sm);
            background: rgba(5, 7, 14, 0.85);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border: 1px solid rgba(56, 189, 248, 0.3);
            box-shadow: 0 10px 24px rgba(0, 0, 0, 0.45);
            font-size: 12px;
            color: var(--text-300);
        }

        .demo-float-card .demo-tag {
            display: inline-block;
            padding: 2px 8px;
            border-radius: 6px;
            background: rgba(34, 211, 238, 0.12);
            color: var(--accent-glow);
            font-size: 11px;
            margin-bottom: 6px;
        }

        /* 成功案例 */
        .case-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .case-card {
            padding: 26px;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .case-card .case-meta {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-500);
        }

        .case-card .case-tag {
            background: rgba(129, 140, 248, 0.15);
            color: var(--aux);
            border: 1px solid rgba(129, 140, 248, 0.3);
        }

        .case-card h3 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-100);
            margin: 0;
        }

        .case-card p {
            font-size: 0.88rem;
            color: var(--text-500);
            margin: 0;
            line-height: 1.7;
        }

        .case-result {
            display: flex;
            align-items: baseline;
            gap: 8px;
            padding: 12px 14px;
            border-radius: 10px;
            background: rgba(34, 211, 238, 0.06);
            border: 1px solid rgba(34, 211, 238, 0.15);
        }

        .case-result .number {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--accent-glow);
            font-family: var(--font-num);
            line-height: 1;
        }

        .case-result .label {
            font-size: 13px;
            color: var(--text-500);
        }

        /* 套餐价格 + 优惠券墙 */
        .plan-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-bottom: 32px;
        }

        .plan-card {
            padding: 28px 24px;
            position: relative;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .plan-card.popular {
            border-color: rgba(34, 211, 238, 0.5);
            box-shadow: 0 0 36px rgba(34, 211, 238, 0.22), var(--shadow-card);
        }

        .plan-badge {
            position: absolute;
            top: -12px;
            right: 20px;
            padding: 4px 12px;
            border-radius: 9999px;
            background: linear-gradient(135deg, #2563EB, #38BDF8);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            box-shadow: 0 0 14px rgba(34, 211, 238, 0.5);
        }

        .plan-name {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-100);
        }

        .plan-price {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-100);
            font-family: var(--font-num);
            line-height: 1.2;
        }

        .plan-price .per {
            font-size: 0.85rem;
            color: var(--text-500);
            font-weight: 400;
            margin-left: 2px;
        }

        .plan-features {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
            font-size: 13px;
            color: var(--text-500);
        }

        .plan-features li {
            display: flex;
            align-items: flex-start;
            gap: 8px;
            line-height: 1.55;
        }

        .plan-features li i {
            color: var(--success);
            font-size: 13px;
            margin-top: 3px;
            flex-shrink: 0;
        }

        .plan-cta {
            margin-top: auto;
        }

        /* 优惠券墙 */
        .coupon-wall {
            padding: 28px;
            border-radius: var(--radius-lg);
            background: rgba(15, 23, 42, 0.55);
            border: 1px dashed rgba(56, 189, 248, 0.35);
        }

        .coupon-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 14px;
            margin: 16px 0;
        }

        .coupon-item {
            padding: 18px 16px;
            border-radius: 14px;
            background: rgba(5, 7, 14, 0.65);
            border: 1px solid rgba(148, 163, 184, 0.2);
            text-align: center;
            transition: transform 0.28s ease, border-color 0.28s ease;
        }

        .coupon-item:hover {
            transform: translateY(-3px);
            border-color: rgba(34, 211, 238, 0.5);
        }

        .coupon-amount {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--accent-glow);
            font-family: var(--font-num);
        }

        .coupon-name {
            font-size: 13px;
            color: var(--text-300);
            margin-top: 4px;
        }

        .coupon-rule {
            font-size: 12px;
            color: var(--text-500);
            margin-top: 6px;
            line-height: 1.5;
        }

        /* 评价墙 */
        .review-wall {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 14px;
        }

        .review-card {
            padding: 18px;
            border-radius: var(--radius-md);
            background: rgba(15, 23, 42, 0.55);
            border: 1px solid var(--border-glass);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            font-size: 13px;
            color: var(--text-300);
            line-height: 1.65;
            transition: transform 0.28s ease, border-color 0.28s ease;
        }

        .review-card:hover {
            transform: translateY(-3px);
            border-color: rgba(56, 189, 248, 0.4);
        }

        .review-card .review-author {
            font-size: 12px;
            color: var(--text-500);
            margin-top: 10px;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .review-card .review-author i {
            color: var(--accent-glow);
        }

        .review-stars {
            color: var(--warning);
            font-size: 11px;
            letter-spacing: 1px;
            margin-bottom: 6px;
        }

        /* 用户口碑 */
        .reputation-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            align-items: center;
        }

        .rating-overview {
            padding: 24px;
            text-align: center;
        }

        .rating-big {
            font-size: 3.2rem;
            font-weight: 700;
            color: var(--text-100);
            font-family: var(--font-num);
            line-height: 1;
        }

        .rating-stars {
            font-size: 18px;
            color: var(--warning);
            margin-top: 6px;
            letter-spacing: 3px;
        }

        .rating-desc {
            font-size: 13px;
            color: var(--text-500);
            margin-top: 8px;
        }

        .badge-wall {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .badge-item {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 12px 16px;
            border-radius: 12px;
            background: rgba(15, 23, 42, 0.55);
            border: 1px solid rgba(148, 163, 184, 0.2);
            font-size: 13px;
            color: var(--text-300);
            transition: transform 0.25s ease, border-color 0.25s ease;
        }

        .badge-item:hover {
            transform: translateY(-2px);
            border-color: rgba(56, 189, 248, 0.4);
        }

        .badge-item i {
            color: var(--accent-glow);
            font-size: 15px;
        }

        /* 资讯列表 */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .news-item {
            display: flex;
            gap: 18px;
            padding: 16px;
            border-radius: var(--radius-md);
            background: rgba(15, 23, 42, 0.55);
            border: 1px solid var(--border-glass);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            transition: transform 0.28s ease, border-color 0.28s ease;
            align-items: center;
        }

        .news-item:hover {
            transform: translateY(-3px);
            border-color: rgba(56, 189, 248, 0.4);
        }

        .news-thumb {
            width: 120px;
            height: 80px;
            border-radius: 10px;
            overflow: hidden;
            flex-shrink: 0;
            border: 1px solid rgba(148, 163, 184, 0.2);
        }

        .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .news-item:hover .news-thumb img {
            transform: scale(1.06);
        }

        .news-body {
            flex: 1;
            min-width: 0;
        }

        .news-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-100);
            line-height: 1.45;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color 0.25s ease;
        }

        .news-item:hover .news-title {
            color: var(--accent-glow);
        }

        .news-summary {
            font-size: 13px;
            color: var(--text-500);
            line-height: 1.55;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-top: 4px;
        }

        .news-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 12px;
            color: var(--text-500);
            margin-top: 6px;
            flex-wrap: wrap;
        }

        /* 分类入口 */
        .category-entrance {
            padding: 36px;
            border-radius: var(--radius-xl);
            background: linear-gradient(135deg, rgba(37, 99, 235, 0.12), rgba(56, 189, 248, 0.08));
            border: 1px solid rgba(56, 189, 248, 0.3);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            text-align: center;
        }

        .category-entrance-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
            margin: 24px 0;
            text-align: left;
        }

        .cat-rec-card {
            padding: 18px;
            border-radius: var(--radius-sm);
            background: rgba(5, 7, 14, 0.6);
            border: 1px solid rgba(148, 163, 184, 0.2);
            transition: transform 0.28s ease, border-color 0.28s ease;
        }

        .cat-rec-card:hover {
            transform: translateY(-3px);
            border-color: rgba(56, 189, 248, 0.45);
        }

        .cat-rec-card h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-100);
            margin: 0 0 6px;
        }

        .cat-rec-card p {
            font-size: 12px;
            color: var(--text-500);
            margin: 0;
        }

        /* FAQ 手风琴 */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            border-radius: var(--radius-md);
            background: rgba(15, 23, 42, 0.55);
            border: 1px solid var(--border-glass);
            overflow: hidden;
            transition: border-color 0.3s ease;
        }

        .faq-item.active {
            border-color: rgba(56, 189, 248, 0.45);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 18px 20px;
            cursor: pointer;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-100);
            transition: color 0.25s ease;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            font-family: var(--font-cn);
        }

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

        .faq-question .faq-icon {
            color: var(--text-500);
            font-size: 14px;
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }

        .faq-item.active .faq-icon {
            transform: rotate(180deg);
            color: var(--accent-glow);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            background: rgba(5, 7, 14, 0.5);
        }

        .faq-item.active .faq-answer {
            max-height: 260px;
        }

        .faq-answer-inner {
            padding: 0 20px 18px;
            font-size: 14px;
            color: var(--text-500);
            line-height: 1.7;
            max-width: 680px;
        }

        /* CTA 表单 */
        .cta-section {
            padding: 56px 0;
            position: relative;
        }

        .cta-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 36px;
            align-items: center;
            padding: 36px;
            border-radius: var(--radius-xl);
            background: rgba(15, 23, 42, 0.65);
            border: 1px solid rgba(56, 189, 248, 0.25);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            position: relative;
            overflow: hidden;
        }

        .cta-grid::before {
            content: '';
            position: absolute;
            inset: 0;
            background:
                radial-gradient(ellipse 50% 60% at 20% 30%, rgba(34, 211, 238, 0.08), transparent 70%),
                radial-gradient(ellipse 40% 50% at 85% 70%, rgba(129, 140, 248, 0.08), transparent 70%);
            pointer-events: none;
        }

        .cta-left {
            position: relative;
            z-index: 1;
        }

        .cta-left h2 {
            font-size: clamp(1.5rem, 2.8vw, 2rem);
            font-weight: 700;
            color: var(--text-100);
            line-height: 1.3;
            margin: 0 0 14px;
        }

        .cta-left p {
            font-size: 0.92rem;
            color: var(--text-500);
            line-height: 1.75;
        }

        .cta-benefits {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
            margin-top: 18px;
        }

        .cta-benefits li {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-300);
        }

        .cta-benefits li i {
            color: var(--success);
            font-size: 14px;
            flex-shrink: 0;
        }

        .cta-form {
            position: relative;
            z-index: 1;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .cta-form input,
        .cta-form textarea {
            background: rgba(2, 6, 23, 0.75);
            border: 1px solid #334155;
            border-radius: 12px;
            padding: 12px 14px;
            color: var(--text-100);
            font-size: 14px;
            font-family: var(--font-cn);
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
            outline: none;
            width: 100%;
        }

        .cta-form input::placeholder,
        .cta-form textarea::placeholder {
            color: #64748B;
        }

        .cta-form input:focus,
        .cta-form textarea:focus {
            border-color: var(--accent-glow);
            box-shadow: 0 0 0 3px rgba(34, 211, 238, 0.18);
        }

        .cta-form textarea {
            resize: vertical;
            min-height: 80px;
        }

        .form-confirm {
            display: none;
            padding: 14px 18px;
            border-radius: 12px;
            background: rgba(52, 211, 153, 0.1);
            border: 1px solid rgba(52, 211, 153, 0.35);
            color: #A7F3D0;
            font-size: 14px;
            line-height: 1.6;
        }

        /* 页脚 */
        .site-footer {
            background: #04060D;
            border-top: 1px solid rgba(148, 163, 184, 0.12);
            padding: 48px 0 28px;
            position: relative;
            z-index: 1;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 36px;
        }

        .footer-brand h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-100);
            margin: 0 0 10px;
        }

        .footer-brand p {
            font-size: 13px;
            color: var(--text-500);
            line-height: 1.7;
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-300);
            margin: 0 0 12px;
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul a {
            font-size: 13px;
            color: var(--text-500);
            transition: color 0.25s ease;
        }

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

        .footer-bottom {
            margin-top: 36px;
            padding-top: 20px;
            border-top: 1px solid rgba(148, 163, 184, 0.1);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 12px;
            color: var(--text-500);
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .data-strip {
                grid-template-columns: repeat(2, 1fr);
            }

            .function-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .review-wall {
                grid-template-columns: repeat(2, 1fr);
            }

            .plan-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .coupon-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .category-entrance-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .reputation-grid {
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }

            .nav-chips {
                display: none;
            }

            .hamburger {
                display: block;
            }

            .hero-section {
                padding: 48px 0 36px;
            }

            .hero-cta-group {
                flex-direction: column;
                align-items: stretch;
            }

            .hero-cta-group .btn-glow,
            .hero-cta-group .btn-ghost {
                width: 100%;
            }

            .section-block,
            .section-block-alt {
                padding: 40px 0;
            }

            .scene-grid {
                grid-template-columns: 1fr;
            }

            .case-grid {
                grid-template-columns: 1fr;
            }

            .plan-grid {
                grid-template-columns: 1fr;
            }

            .coupon-grid {
                grid-template-columns: 1fr;
            }

            .category-entrance-grid {
                grid-template-columns: 1fr;
            }

            .cta-grid {
                grid-template-columns: 1fr;
                padding: 24px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .news-item {
                flex-direction: column;
                align-items: flex-start;
            }

            .news-thumb {
                width: 100%;
                height: 160px;
            }

            .category-entrance {
                padding: 24px 16px;
            }
        }

        @media (max-width: 520px) {
            .site-header {
                height: 62px;
            }

            .mobile-menu {
                top: 62px;
            }

            .data-strip {
                grid-template-columns: 1fr;
            }

            .function-grid {
                grid-template-columns: 1fr;
            }

            .review-wall {
                grid-template-columns: 1fr;
            }

            .coupon-grid {
                grid-template-columns: 1fr;
            }

            .hero-title {
                font-size: clamp(1.7rem, 8vw, 2.2rem);
            }

            .section-title {
                font-size: 1.5rem;
            }

            .logo-link {
                font-size: 17px;
            }

            .logo-mark {
                width: 28px;
                height: 28px;
                font-size: 12px;
                border-radius: 8px;
            }
        }

/* roulang page: category1 */
:root {
            --bg-primary: #0B1220;
            --bg-secondary: #0F172A;
            --bg-tertiary: #1E293B;
            --accent-blue: #2563EB;
            --accent-blue-light: #3B82F6;
            --accent-cyan: #06B6D4;
            --accent-cyan-light: #22D3EE;
            --text-primary: #F8FAFC;
            --text-secondary: #CBD5E1;
            --text-muted: #94A3B8;
            --glass-bg: rgba(255, 255, 255, 0.06);
            --glass-bg-hover: rgba(255, 255, 255, 0.12);
            --glass-border: rgba(255, 255, 255, 0.15);
            --glass-border-hover: rgba(255, 255, 255, 0.3);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.25);
            --shadow-glow: 0 0 20px rgba(37, 99, 235, 0.6);
            --shadow-glow-hover: 0 0 35px rgba(6, 182, 212, 0.8);
            --font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --transition-slow: 0.5s ease;
            --bg-950: #05070E;
            --bg-900: #0A1120;
            --bg-800: #111C31;
            --surface-glass: rgba(15, 23, 42, 0.62);
            --border-glass: rgba(148, 163, 184, 0.16);
            --primary: #2563EB;
            --primary-600: #1D4ED8;
            --accent: #38BDF8;
            --accent-glow: #22D3EE;
            --aux: #818CF8;
            --text-100: #F8FAFC;
            --text-300: #CBD5E1;
            --text-500: #94A3B8;
            --success: #34D399;
            --warning: #FBBF24;
            --danger: #F87171;
            --radius-lg: 22px;
            --radius-md: 16px;
            --radius-sm: 12px;
            --radius-xl: 28px;
            --shadow-card: 0 20px 40px rgba(0, 0, 0, 0.35);
            --shadow-glow: 0 0 24px rgba(34, 211, 238, 0.55);
            --font-cn: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', system-ui, 'Noto Sans SC', sans-serif;
            --font-num: 'Inter', 'DIN Alternate', system-ui, sans-serif;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-family);
            background: #05070E;
            color: var(--text-primary);
            line-height: 1.6;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            background-image: 
                radial-gradient(ellipse at 20% 10%, rgba(37, 99, 235, 0.12) 0%, transparent 60%),
                radial-gradient(ellipse at 80% 30%, rgba(6, 182, 212, 0.08) 0%, transparent 50%),
                radial-gradient(ellipse at 50% 80%, rgba(37, 99, 235, 0.06) 0%, transparent 50%);
            background-attachment: fixed;
            min-height: 100vh;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast), border-bottom var(--transition-fast), text-shadow var(--transition-fast);
        }
        a:hover {
            color: var(--accent-cyan-light);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button, input, textarea {
            font-family: var(--font-family);
            outline: none;
        }
        button:focus-visible, a:focus-visible, input:focus-visible, textarea:focus-visible {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 3px;
            border-radius: 4px;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Header ===== */
        header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            height: 64px;
            background: rgba(5, 7, 14, 0.88);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--glass-border);
            display: flex;
            align-items: center;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            width: 100%;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 18px;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            flex-shrink: 0;
            font-family: var(--font-cn);
        }
        .logo-icon {
            width: 32px;
            height: 32px;
            background: linear-gradient(135deg, #2563EB, #22D3EE);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: #fff;
            box-shadow: 0 0 20px rgba(34, 211, 238, 0.5);
        }
        .logo:hover {
            color: var(--text-primary);
            text-shadow: 0 0 20px rgba(6, 182, 212, 0.6);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 24px;
            list-style: none;
            flex-shrink: 0;
            margin: 0;
            padding: 0;
        }
        .nav-links a {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            padding: 6px 4px;
            border-bottom: 2px solid transparent;
            transition: all var(--transition-fast);
        }
        .nav-links a:hover {
            color: var(--accent-cyan-light);
            border-bottom-color: var(--accent-cyan-light);
        }
        .nav-links a.active {
            color: var(--accent-cyan-light);
            border-bottom-color: var(--accent-cyan-light);
        }
        .chips-group {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .chip-status {
            height: 28px;
            padding: 0 12px;
            border-radius: 9999px;
            font-size: 12px;
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            white-space: nowrap;
            transition: all var(--transition-fast);
            cursor: default;
        }
        .chip-status.preheat {
            background: rgba(148, 163, 184, 0.1);
            border: 1px solid rgba(148, 163, 184, 0.35);
            color: var(--text-300);
        }
        .chip-status.live {
            background: rgba(34, 211, 238, 0.1);
            border: 1px solid rgba(34, 211, 238, 0.5);
            color: #22D3EE;
            box-shadow: 0 0 10px rgba(34, 211, 238, 0.3);
            animation: chipPulse 2.5s ease-in-out infinite;
        }
        .chip-status.replay {
            background: rgba(30, 41, 59, 0.6);
            border: 1px solid rgba(148, 163, 184, 0.2);
            color: var(--text-500);
        }
        @keyframes chipPulse {
            0%, 100% { box-shadow: 0 0 8px rgba(34, 211, 238, 0.3); }
            50% { box-shadow: 0 0 18px rgba(34, 211, 238, 0.6); }
        }
        .hamburger-btn {
            display: none;
            background: transparent;
            border: 1px solid var(--glass-border);
            border-radius: 8px;
            color: var(--text-primary);
            width: 36px;
            height: 36px;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            font-size: 16px;
            transition: all var(--transition-fast);
        }
        .hamburger-btn:hover {
            background: rgba(255,255,255,0.08);
            border-color: var(--glass-border-hover);
        }
        .mobile-menu {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            background: rgba(5, 7, 14, 0.96);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--glass-border);
            padding: 16px 24px 24px;
            z-index: 99;
        }
        .mobile-menu.open {
            display: block;
        }
        .mobile-menu .chips-group {
            overflow-x: auto;
            gap: 8px;
            margin-bottom: 16px;
            padding-bottom: 8px;
            flex-wrap: nowrap;
            -webkit-overflow-scrolling: touch;
        }
        .mobile-menu .chips-group::-webkit-scrollbar {
            height: 3px;
        }
        .mobile-menu .chips-group::-webkit-scrollbar-thumb {
            background: rgba(148,163,184,0.3);
            border-radius: 2px;
        }
        .mobile-menu .nav-links {
            flex-direction: column;
            gap: 8px;
            align-items: flex-start;
        }
        .mobile-menu .nav-links a {
            display: block;
            width: 100%;
            padding: 10px 8px;
            font-size: 16px;
            border-bottom: 1px solid rgba(148,163,184,0.1);
        }

        /* ===== Glass Card ===== */
        .glass-card {
            background: var(--surface-glass);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
        }
        .glass-card:hover {
            border-color: rgba(56, 189, 248, 0.4);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.35), 0 0 24px rgba(34, 211, 238, 0.15);
        }
        .glass-card-hover-lift:hover {
            transform: translateY(-4px);
        }

        /* ===== Button ===== */
        .btn-glow {
            padding: 12px 24px;
            border-radius: 14px;
            background: linear-gradient(135deg, #2563EB 0%, #38BDF8 100%);
            color: #FFFFFF !important;
            font-weight: 600;
            font-size: 15px;
            border: none;
            cursor: pointer;
            box-shadow: 0 0 24px rgba(34, 211, 238, 0.55);
            transition: all var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            letter-spacing: 0.3px;
        }
        .btn-glow:hover {
            transform: translateY(-2px) scale(1.02);
            box-shadow: 0 0 34px rgba(34, 211, 238, 0.75);
            color: #FFFFFF !important;
        }
        .btn-glow:active {
            transform: scale(0.98);
            box-shadow: 0 0 16px rgba(34, 211, 238, 0.4);
        }
        .btn-ghost {
            padding: 12px 24px;
            border-radius: 14px;
            background: transparent;
            border: 1px solid rgba(148, 163, 184, 0.35);
            color: var(--text-300);
            font-weight: 500;
            font-size: 15px;
            cursor: pointer;
            transition: all var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-ghost:hover {
            background: rgba(56, 189, 248, 0.08);
            border-color: #38BDF8;
            color: var(--text-100);
        }

        /* ===== Chip/Label ===== */
        .chip-tag {
            display: inline-flex;
            align-items: center;
            height: 26px;
            padding: 0 12px;
            border-radius: 9999px;
            font-size: 12px;
            font-weight: 400;
            border: 1px solid rgba(148, 163, 184, 0.25);
            color: var(--text-300);
            transition: all var(--transition-fast);
            white-space: nowrap;
            cursor: pointer;
        }
        .chip-tag:hover {
            border-color: #38BDF8;
            color: #38BDF8;
            background: rgba(56, 189, 248, 0.06);
        }

        /* ===== Section Common ===== */
        .section-pad {
            padding: 64px 0;
        }
        .section-pad-sm {
            padding: 40px 0;
        }
        .section-title {
            font-size: clamp(1.5rem, 3vw, 2.2rem);
            font-weight: 700;
            line-height: 1.25;
            color: var(--text-100);
            font-family: var(--font-cn);
            letter-spacing: 0.3px;
            margin-bottom: 12px;
        }
        .section-subtitle {
            font-size: 1rem;
            line-height: 1.8;
            color: var(--text-300);
            font-family: var(--font-cn);
            max-width: 720px;
        }
        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 500;
            color: #38BDF8;
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-bottom: 8px;
            font-family: var(--font-cn);
        }
        .section-label::before {
            content: '';
            width: 18px;
            height: 2px;
            background: #38BDF8;
            border-radius: 2px;
            display: inline-block;
        }

        /* ===== Card Cover ===== */
        .cover-card {
            position: relative;
            overflow: hidden;
            border-radius: 14px;
        }
        .cover-card img {
            width: 100%;
            aspect-ratio: 16/10;
            object-fit: cover;
        }
        .cover-card::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(5, 7, 14, 0.7) 100%);
            pointer-events: none;
        }
        .cover-card .cover-overlay-text {
            position: absolute;
            bottom: 12px;
            left: 12px;
            right: 12px;
            z-index: 2;
            font-size: 13px;
            font-weight: 600;
            color: #F8FAFC;
            text-shadow: 0 1px 4px rgba(0,0,0,0.5);
        }

        /* ===== Filter/Select ===== */
        .select-box {
            background: rgba(5, 7, 14, 0.75);
            border: 1px solid #334155;
            border-radius: 12px;
            padding: 10px 14px;
            color: var(--text-100);
            font-size: 14px;
            cursor: pointer;
            transition: all var(--transition-fast);
            appearance: none;
            -webkit-appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2394A3B8' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 12px center;
            padding-right: 32px;
        }
        .select-box:focus {
            border-color: #22D3EE;
            box-shadow: 0 0 0 3px rgba(34, 211, 238, 0.18);
        }

        /* ===== Form ===== */
        .form-input {
            background: rgba(5, 7, 14, 0.75);
            border: 1px solid #334155;
            border-radius: 12px;
            padding: 12px 16px;
            color: var(--text-100);
            font-size: 14px;
            transition: all var(--transition-fast);
            width: 100%;
        }
        .form-input::placeholder {
            color: #64748B;
        }
        .form-input:focus {
            border-color: #22D3EE;
            box-shadow: 0 0 0 3px rgba(34, 211, 238, 0.18);
        }

        /* ===== Tag Cloud ===== */
        .tag-cloud-item {
            padding: 10px 18px;
            border-radius: 9999px;
            background: rgba(15, 23, 42, 0.6);
            border: 1px solid rgba(148, 163, 184, 0.2);
            color: var(--text-300);
            font-size: 14px;
            cursor: pointer;
            transition: all var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .tag-cloud-item:hover {
            border-color: #38BDF8;
            color: #38BDF8;
            background: rgba(56, 189, 248, 0.08);
            box-shadow: 0 0 16px rgba(56, 189, 248, 0.15);
            transform: translateY(-2px);
        }
        .tag-cloud-item .tag-count {
            font-size: 11px;
            color: var(--text-500);
            background: rgba(148, 163, 184, 0.12);
            border-radius: 9999px;
            padding: 2px 8px;
        }

        /* ===== Ranking List ===== */
        .rank-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 14px 16px;
            border-radius: 14px;
            background: rgba(15, 23, 42, 0.5);
            border: 1px solid transparent;
            transition: all var(--transition-base);
            cursor: pointer;
        }
        .rank-item:hover {
            border-color: rgba(56, 189, 248, 0.3);
            background: rgba(15, 23, 42, 0.8);
            transform: translateX(4px);
        }
        .rank-number {
            font-family: var(--font-num);
            font-size: 28px;
            font-weight: 700;
            color: #38BDF8;
            min-width: 48px;
            text-align: center;
            letter-spacing: -1px;
        }
        .rank-number.rank-top {
            color: #FBBF24;
            text-shadow: 0 0 16px rgba(251, 191, 36, 0.4);
        }

        /* ===== Timeline ===== */
        .timeline-item {
            position: relative;
            padding-left: 36px;
            padding-bottom: 32px;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: 10px;
            top: 4px;
            bottom: 0;
            width: 2px;
            background: rgba(148, 163, 184, 0.2);
            border-radius: 2px;
        }
        .timeline-item:last-child::before {
            bottom: auto;
            height: 100%;
        }
        .timeline-item:last-child {
            padding-bottom: 0;
        }
        .timeline-dot {
            position: absolute;
            left: 2px;
            top: 4px;
            width: 18px;
            height: 18px;
            border-radius: 50%;
            background: #2563EB;
            border: 3px solid rgba(5, 7, 14, 0.8);
            box-shadow: 0 0 12px rgba(37, 99, 235, 0.5);
            z-index: 1;
        }
        .timeline-dot.accent-cyan {
            background: #22D3EE;
            box-shadow: 0 0 12px rgba(34, 211, 238, 0.5);
        }
        .timeline-dot.accent-purple {
            background: #818CF8;
            box-shadow: 0 0 12px rgba(129, 140, 248, 0.5);
        }
        .timeline-dot.accent-green {
            background: #34D399;
            box-shadow: 0 0 12px rgba(52, 211, 153, 0.5);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #04060D;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 48px 0 24px;
            margin-top: 40px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-100);
            margin-bottom: 12px;
            font-family: var(--font-cn);
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-500);
            font-family: var(--font-cn);
        }
        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-300);
            margin-bottom: 12px;
            font-family: var(--font-cn);
            letter-spacing: 0.5px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul a {
            font-size: 14px;
            color: var(--text-500);
            transition: color var(--transition-fast);
        }
        .footer-col ul a:hover {
            color: var(--accent-cyan-light);
        }
        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            font-size: 13px;
            color: var(--text-500);
            font-family: var(--font-cn);
        }
        .footer-bottom a {
            color: var(--text-500);
        }
        .footer-bottom a:hover {
            color: var(--accent-cyan-light);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr 1fr;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
        }
        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .chips-group {
                display: none;
            }
            .hamburger-btn {
                display: flex;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .section-pad {
                padding: 40px 0;
            }
            .section-pad-sm {
                padding: 28px 0;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }
            .container {
                padding: 0 16px;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .btn-glow, .btn-ghost {
                width: 100%;
                justify-content: center;
            }
        }

        /* Additional category page specific */
        .category-header-bg {
            background-image: 
                radial-gradient(ellipse at 70% 20%, rgba(37, 99, 235, 0.15) 0%, transparent 55%),
                radial-gradient(ellipse at 30% 70%, rgba(129, 140, 248, 0.1) 0%, transparent 45%),
                linear-gradient(180deg, #0A1120 0%, #05070E 100%);
        }
        .grid-pattern-overlay {
            background-image: 
                linear-gradient(rgba(148, 163, 184, 0.05) 1px, transparent 1px),
                linear-gradient(90deg, rgba(148, 163, 184, 0.05) 1px, transparent 1px);
            background-size: 40px 40px;
        }
        .category-card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .category-card-grid .glass-card {
            padding: 0;
            overflow: hidden;
        }
        .category-card-grid .card-body {
            padding: 18px 20px 20px;
        }
        .category-card-grid .card-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-100);
            line-height: 1.4;
            margin-bottom: 8px;
            font-family: var(--font-cn);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .category-card-grid .card-summary {
            font-size: 13px;
            color: var(--text-500);
            line-height: 1.6;
            font-family: var(--font-cn);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 12px;
        }
        .category-card-grid .card-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 10px;
            font-size: 12px;
            color: var(--text-500);
        }
        .category-card-grid .card-meta .date {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        @media (max-width: 1024px) {
            .category-card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 640px) {
            .category-card-grid {
                grid-template-columns: 1fr;
            }
        }

        .filter-chip-group {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .filter-chip {
            height: 32px;
            padding: 0 16px;
            border-radius: 9999px;
            font-size: 13px;
            font-weight: 500;
            border: 1px solid rgba(148, 163, 184, 0.25);
            background: rgba(15, 23, 42, 0.5);
            color: var(--text-300);
            cursor: pointer;
            transition: all var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }
        .filter-chip:hover {
            border-color: #38BDF8;
            color: #38BDF8;
            background: rgba(56, 189, 248, 0.08);
        }
        .filter-chip.active-chip {
            background: rgba(34, 211, 238, 0.12);
            border-color: #22D3EE;
            color: #22D3EE;
            box-shadow: 0 0 12px rgba(34, 211, 238, 0.2);
        }

        .editor-pick-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }
        @media (max-width: 768px) {
            .editor-pick-row {
                grid-template-columns: 1fr;
            }
        }

        .scene-entry-cards {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 18px;
        }
        @media (max-width: 1024px) {
            .scene-entry-cards {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 640px) {
            .scene-entry-cards {
                grid-template-columns: 1fr;
            }
        }

        .subscribe-form-wrap {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .subscribe-form-wrap .form-input {
            flex: 1;
            min-width: 240px;
        }
        @media (max-width: 640px) {
            .subscribe-form-wrap {
                flex-direction: column;
            }
            .subscribe-form-wrap .form-input {
                min-width: auto;
            }
            .subscribe-form-wrap .btn-glow {
                width: 100%;
                justify-content: center;
            }
        }