/* roulang page: index */
:root {
            --bg-dark: #0a0e17;
            --bg-panel: #111827;
            --bg-card: #151f31;
            --bg-hover: #1c2a42;
            --primary: #00e5ff;
            --primary-rgb: 0, 229, 255;
            --accent: #ff7849;
            --accent-rgb: 255, 120, 73;
            --text-hi: #f0f4fa;
            --text-body: #c6d0e0;
            --text-low: #7d8ca3;
            --border: #1e2a3d;
            --border-hi: #2d425f;
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --shadow-sm: 0 2px 12px rgba(0, 0, 0, .35);
            --shadow-md: 0 8px 32px rgba(0, 0, 0, .45);
            --shadow-lg: 0 18px 50px rgba(0, 0, 0, .55);
            --font-main: "Inter", "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-mono: "JetBrains Mono", "Fira Mono", monospace;
            --transition: all .3s cubic-bezier(.4, 0, .2, 1);
            --section-gap: 100px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-main);
            background: var(--bg-dark);
            color: var(--text-body);
            line-height: 1.7;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
        }

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

        a:hover {
            color: #6ef0ff;
        }

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

        button, input, select, textarea {
            font-family: inherit;
            font-size: inherit;
        }

        .container {
            max-width: 1240px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        @media (min-width: 1400px) {
            .container {
                max-width: 1320px;
            }
        }

        .section {
            padding: var(--section-gap) 0;
            position: relative;
        }

        .section-head {
            text-align: center;
            max-width: 760px;
            margin: 0 auto 56px;
        }

        .section-head .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-family: var(--font-mono);
            font-size: 13px;
            letter-spacing: 2px;
            text-transform: uppercase;
            color: var(--primary);
            background: rgba(var(--primary-rgb), .08);
            border: 1px solid rgba(var(--primary-rgb), .25);
            padding: 6px 18px;
            border-radius: 100px;
            margin-bottom: 16px;
        }

        .section-head .eyebrow .dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--primary);
            box-shadow: 0 0 8px var(--primary);
            animation: pulse-dot 2s infinite;
        }

        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: .5; transform: scale(.75); }
        }

        .section-head h2 {
            font-size: clamp(30px, 4vw, 44px);
            font-weight: 800;
            color: var(--text-hi);
            letter-spacing: -.02em;
            line-height: 1.25;
            margin-bottom: 14px;
        }

        .section-head p {
            font-size: 16px;
            color: var(--text-low);
            line-height: 1.8;
        }

        .section-head .divider-line {
            width: 56px;
            height: 2px;
            background: linear-gradient(90deg, var(--primary), transparent);
            margin: 18px auto 0;
            border-radius: 2px;
        }

        /* ===== 按钮 ===== */
        .btn-primary-custom {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, var(--primary), #00b8d4);
            color: #002733;
            font-weight: 700;
            font-size: 15px;
            padding: 12px 30px;
            border-radius: 50px;
            border: none;
            box-shadow: 0 4px 20px rgba(var(--primary-rgb), .3);
            transition: var(--transition);
            letter-spacing: .02em;
        }

        .btn-primary-custom:hover {
            background: linear-gradient(135deg, #33eaff, #00cbe8);
            box-shadow: 0 6px 28px rgba(var(--primary-rgb), .5);
            transform: translateY(-2px);
            color: #002733;
        }

        .btn-outline-custom {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--text-hi);
            font-weight: 600;
            font-size: 15px;
            padding: 12px 30px;
            border-radius: 50px;
            border: 1px solid var(--border-hi);
            transition: var(--transition);
        }

        .btn-outline-custom:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(var(--primary-rgb), .08);
            transform: translateY(-2px);
            box-shadow: 0 4px 20px rgba(var(--primary-rgb), .15);
        }

        /* ===== 顶部导航 ===== */
        .site-header {
            position: relative;
            z-index: 1000;
            background: rgba(10, 14, 23, .92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
        }

        .header-top {
            padding: 16px 0;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 12px;
        }

        .brand-mark {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--primary), #0088cc);
            border-radius: 10px;
            color: #00181f;
            font-size: 18px;
            box-shadow: 0 0 20px rgba(var(--primary-rgb), .35);
        }

        .brand-name {
            font-size: 22px;
            font-weight: 900;
            color: var(--text-hi);
            letter-spacing: .01em;
            line-height: 1.2;
        }

        .brand-name em {
            font-style: normal;
            color: var(--primary);
            font-weight: 700;
        }

        .search-box {
            display: flex;
            align-items: center;
            background: var(--bg-panel);
            border: 1px solid var(--border);
            border-radius: 50px;
            padding: 6px 18px;
            width: 300px;
            transition: var(--transition);
        }

        .search-box:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(var(--primary-rgb), .15);
        }

        .search-box input {
            background: transparent;
            border: none;
            outline: none;
            color: var(--text-hi);
            font-size: 14px;
            flex: 1;
            min-width: 0;
        }

        .search-box input::placeholder {
            color: var(--text-low);
        }

        .search-box button {
            background: transparent;
            border: none;
            color: var(--text-low);
            cursor: pointer;
            padding: 4px 0 4px 12px;
            transition: var(--transition);
        }

        .search-box button:hover {
            color: var(--primary);
        }

        .mobile-toggle {
            width: 42px;
            height: 42px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--bg-panel);
            border: 1px solid var(--border);
            border-radius: 10px;
            color: var(--text-hi);
            font-size: 18px;
            cursor: pointer;
            transition: var(--transition);
        }

        .mobile-toggle:hover {
            border-color: var(--primary);
            color: var(--primary);
        }

        /* 频道导航 */
        .channel-nav {
            border-top: 1px solid var(--border);
            background: rgba(17, 24, 39, .6);
        }

        .channel-tabs {
            display: flex;
            gap: 4px;
            padding: 8px 0;
            overflow-x: auto;
            scrollbar-width: none;
        }

        .channel-tabs::-webkit-scrollbar {
            display: none;
        }

        .channel-tab {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: 30px;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-low);
            white-space: nowrap;
            transition: var(--transition);
            border: 1px solid transparent;
        }

        .channel-tab:hover {
            color: var(--text-hi);
            background: rgba(255, 255, 255, .04);
            border-color: var(--border);
        }

        .channel-tab.active {
            color: var(--primary);
            background: rgba(var(--primary-rgb), .12);
            border-color: rgba(var(--primary-rgb), .3);
            box-shadow: 0 0 12px rgba(var(--primary-rgb), .1);
        }

        /* 移动端菜单 */
        .mobile-menu {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            background: var(--bg-panel);
            border-bottom: 1px solid var(--border);
            padding: 20px 24px;
            flex-direction: column;
            gap: 4px;
            box-shadow: var(--shadow-md);
        }

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

        .mobile-link {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            color: var(--text-body);
            font-weight: 600;
            font-size: 15px;
            transition: var(--transition);
        }

        .mobile-link i {
            width: 20px;
            text-align: center;
            color: var(--text-low);
        }

        .mobile-link:hover,
        .mobile-link.active {
            background: rgba(var(--primary-rgb), .08);
            color: var(--primary);
        }

        .mobile-search {
            display: flex;
            margin-top: 12px;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: 50px;
            padding: 4px 16px;
        }

        .mobile-search input {
            background: transparent;
            border: none;
            outline: none;
            color: var(--text-hi);
            flex: 1;
            font-size: 14px;
            min-width: 0;
        }

        .mobile-search button {
            background: transparent;
            border: none;
            color: var(--text-low);
            cursor: pointer;
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            min-height: 640px;
            display: flex;
            align-items: center;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            padding: 120px 0 90px;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 14, 23, .96) 0%, rgba(10, 14, 23, .8) 50%, rgba(10, 14, 23, .5) 100%);
        }

        .hero::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, transparent, var(--primary), transparent);
            opacity: .6;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 720px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-mono);
            font-size: 13px;
            color: var(--primary);
            background: rgba(10, 14, 23, .7);
            border: 1px solid rgba(var(--primary-rgb), .3);
            padding: 6px 18px;
            border-radius: 100px;
            margin-bottom: 28px;
            letter-spacing: 1px;
        }

        .hero-badge .status-dot {
            width: 7px;
            height: 7px;
            background: #00ff9d;
            border-radius: 50%;
            box-shadow: 0 0 8px #00ff9d;
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0%, 100% { opacity: 1; }
            50% { opacity: .4; }
        }

        .hero-title {
            font-size: clamp(40px, 7vw, 68px);
            font-weight: 900;
            color: var(--text-hi);
            line-height: 1.1;
            letter-spacing: -.03em;
            margin-bottom: 16px;
        }

        .hero-title .highlight {
            background: linear-gradient(90deg, var(--primary), #00ff9d);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-subtitle {
            font-size: clamp(18px, 2.5vw, 24px);
            font-weight: 700;
            color: var(--text-hi);
            margin-bottom: 20px;
            letter-spacing: .02em;
        }

        .hero-desc {
            font-size: 16px;
            color: var(--text-body);
            line-height: 1.8;
            max-width: 560px;
            margin-bottom: 36px;
            opacity: .9;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 60px;
        }

        .hero-stats {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            max-width: 520px;
        }

        .hero-stat {
            background: rgba(17, 24, 39, .7);
            border: 1px solid rgba(var(--primary-rgb), .2);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            backdrop-filter: blur(8px);
        }

        .hero-stat .stat-num {
            font-family: var(--font-mono);
            font-size: 26px;
            font-weight: 800;
            color: var(--primary);
            display: block;
            line-height: 1.3;
        }

        .hero-stat .stat-label {
            font-size: 13px;
            color: var(--text-low);
            display: block;
            margin-top: 2px;
        }

        /* ===== 核心能力 ===== */
        .features-section {
            background: var(--bg-dark);
            border-bottom: 1px solid var(--border);
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
            gap: 24px;
        }

        .feature-card {
            background: linear-gradient(145deg, var(--bg-card), var(--bg-panel));
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 36px 28px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, var(--primary), transparent);
            opacity: 0;
            transition: var(--transition);
        }

        .feature-card:hover {
            border-color: var(--border-hi);
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
        }

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

        .feature-icon {
            width: 56px;
            height: 56px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(var(--primary-rgb), .12);
            border: 1px solid rgba(var(--primary-rgb), .25);
            border-radius: 14px;
            color: var(--primary);
            font-size: 22px;
            margin-bottom: 22px;
            transition: var(--transition);
        }

        .feature-card:hover .feature-icon {
            background: var(--primary);
            color: #002733;
            box-shadow: 0 0 24px rgba(var(--primary-rgb), .4);
        }

        .feature-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-hi);
            margin-bottom: 10px;
        }

        .feature-card p {
            font-size: 14px;
            color: var(--text-low);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ===== 分类入口 ===== */
        .category-section {
            background: var(--bg-panel);
            position: relative;
            overflow: hidden;
        }

        .category-section::before {
            content: '';
            position: absolute;
            top: -200px;
            right: -200px;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(var(--primary-rgb), .08), transparent 70%);
            pointer-events: none;
        }

        .category-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
            gap: 30px;
        }

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

        .category-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(var(--primary-rgb), .3);
        }

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

        .category-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .6s ease;
        }

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

        .category-card .card-img::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, var(--bg-card) 0%, transparent 60%);
        }

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

        .category-card .card-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-family: var(--font-mono);
            font-size: 12px;
            color: var(--primary);
            background: rgba(var(--primary-rgb), .1);
            border: 1px solid rgba(var(--primary-rgb), .25);
            padding: 4px 14px;
            border-radius: 100px;
            align-self: flex-start;
            margin-bottom: 16px;
            letter-spacing: 1px;
        }

        .category-card h3 {
            font-size: 22px;
            font-weight: 800;
            color: var(--text-hi);
            margin-bottom: 10px;
        }

        .category-card p {
            font-size: 14px;
            color: var(--text-low);
            line-height: 1.7;
            margin-bottom: 20px;
            flex: 1;
        }

        .category-card .card-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: 14px;
            color: var(--primary);
            transition: var(--transition);
        }

        .category-card .card-link i {
            transition: transform .3s ease;
        }

        .category-card .card-link:hover i {
            transform: translateX(4px);
        }

        /* ===== 最新资讯 ===== */
        .latest-section {
            background: var(--bg-dark);
        }

        .latest-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 24px;
        }

        .post-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            height: 100%;
        }

        .post-card:hover {
            border-color: rgba(var(--primary-rgb), .3);
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }

        .post-card .post-thumb {
            height: 180px;
            overflow: hidden;
            position: relative;
        }

        .post-card .post-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }

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

        .post-card .post-thumb .post-cat {
            position: absolute;
            left: 14px;
            bottom: 14px;
            background: rgba(10, 14, 23, .8);
            backdrop-filter: blur(6px);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 100px;
            border: 1px solid rgba(var(--primary-rgb), .3);
        }

        .post-card .post-body {
            padding: 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .post-card .post-body h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-hi);
            line-height: 1.45;
            margin-bottom: 10px;
            transition: var(--transition);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .post-card:hover .post-body h3 {
            color: var(--primary);
        }

        .post-card .post-body p {
            font-size: 14px;
            color: var(--text-low);
            line-height: 1.65;
            margin-bottom: 14px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .post-card .post-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: auto;
            padding-top: 14px;
            border-top: 1px solid var(--border);
            font-size: 13px;
            color: var(--text-low);
        }

        .post-card .post-meta i {
            margin-right: 4px;
            font-size: 12px;
        }

        .empty-tip {
            grid-column: 1 / -1;
            text-align: center;
            padding: 60px 20px;
            background: var(--bg-panel);
            border: 1px dashed var(--border-hi);
            border-radius: var(--radius-lg);
            color: var(--text-low);
            font-size: 15px;
        }

        .empty-tip i {
            font-size: 32px;
            color: var(--border-hi);
            display: block;
            margin-bottom: 12px;
        }

        /* ===== 数据面板 ===== */
        .stats-section {
            background: url('/assets/images/backpic/back-2.png') center center / cover fixed no-repeat;
            position: relative;
            padding: 90px 0;
        }

        .stats-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(10, 14, 23, .88);
        }

        .stats-panel {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 30px;
            background: rgba(17, 24, 39, .7);
            border: 1px solid rgba(var(--primary-rgb), .2);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            backdrop-filter: blur(12px);
            box-shadow: var(--shadow-md);
        }

        .stat-item {
            text-align: center;
            padding: 20px 10px;
            border-right: 1px solid var(--border);
        }

        .stat-item:last-child {
            border-right: none;
        }

        .stat-item .stat-value {
            font-family: var(--font-mono);
            font-size: clamp(34px, 5vw, 48px);
            font-weight: 900;
            color: var(--primary);
            display: block;
            line-height: 1.2;
            text-shadow: 0 0 20px rgba(var(--primary-rgb), .4);
        }

        .stat-item .stat-label {
            font-size: 14px;
            color: var(--text-body);
            margin-top: 6px;
            letter-spacing: 2px;
        }

        .stat-item .stat-sub {
            font-size: 12px;
            color: var(--text-low);
            margin-top: 2px;
        }

        /* ===== 流程 ===== */
        .process-section {
            background: var(--bg-dark);
        }

        .process-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 30px;
            counter-reset: step;
        }

        .process-card {
            position: relative;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 36px 28px 28px;
            transition: var(--transition);
            counter-increment: step;
        }

        .process-card::before {
            content: counter(step, decimal-leading-zero);
            font-family: var(--font-mono);
            font-size: 48px;
            font-weight: 900;
            color: rgba(var(--primary-rgb), .25);
            line-height: 1;
            display: block;
            margin-bottom: 16px;
        }

        .process-card::after {
            content: '';
            position: absolute;
            top: 28px;
            right: 28px;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: rgba(var(--primary-rgb), .4);
            box-shadow: 0 0 10px rgba(var(--primary-rgb), .3);
        }

        .process-card:hover {
            border-color: rgba(var(--primary-rgb), .3);
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }

        .process-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-hi);
            margin-bottom: 10px;
        }

        .process-card p {
            font-size: 14px;
            color: var(--text-low);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--bg-panel);
        }

        .faq-wrap {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            margin-bottom: 16px;
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            background: var(--bg-card);
            transition: var(--transition);
        }

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

        .faq-item.open {
            border-color: rgba(var(--primary-rgb), .3);
            box-shadow: 0 4px 16px rgba(0, 0, 0, .3);
        }

        .faq-btn {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            padding: 20px 24px;
            background: transparent;
            border: none;
            color: var(--text-hi);
            font-size: 16px;
            font-weight: 600;
            text-align: left;
            cursor: pointer;
            transition: var(--transition);
        }

        .faq-btn:hover {
            color: var(--primary);
        }

        .faq-icon {
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(var(--primary-rgb), .1);
            border: 1px solid rgba(var(--primary-rgb), .2);
            color: var(--primary);
            font-size: 14px;
            flex-shrink: 0;
            margin-left: 16px;
            transition: transform .4s ease;
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: var(--primary);
            color: #002733;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .4s ease;
        }

        .faq-answer-inner {
            padding: 0 24px 24px;
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.8;
            border-top: 1px solid var(--border);
            padding-top: 16px;
            margin-top: 0;
        }

        /* ===== CTA ===== */
        .cta-section {
            position: relative;
            padding: 100px 0;
            background: url('/assets/images/backpic/back-3.png') center center / cover no-repeat;
            text-align: center;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 14, 23, .92), rgba(10, 14, 23, .85));
        }

        .cta-content {
            position: relative;
            z-index: 2;
            max-width: 620px;
            margin: 0 auto;
        }

        .cta-content h2 {
            font-size: clamp(28px, 4vw, 42px);
            font-weight: 900;
            color: var(--text-hi);
            line-height: 1.25;
            margin-bottom: 16px;
        }

        .cta-content p {
            font-size: 16px;
            color: var(--text-body);
            line-height: 1.8;
            margin-bottom: 32px;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-dark);
            border-top: 1px solid var(--border);
            padding: 70px 0 30px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 50px;
        }

        .footer-brand .footer-logo {
            font-size: 24px;
            font-weight: 900;
            color: var(--text-hi);
            margin-bottom: 14px;
        }

        .footer-brand .footer-logo em {
            font-style: normal;
            color: var(--primary);
        }

        .footer-brand p {
            font-size: 14px;
            color: var(--text-low);
            line-height: 1.8;
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-hi);
            margin-bottom: 18px;
            letter-spacing: 1px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-col ul li {
            margin-bottom: 10px;
        }

        .footer-col ul li a {
            color: var(--text-low);
            font-size: 14px;
            transition: var(--transition);
        }

        .footer-col ul li a:hover {
            color: var(--primary);
            padding-left: 4px;
        }

        .footer-bottom {
            border-top: 1px solid var(--border);
            padding-top: 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }

        .footer-bottom p {
            font-size: 13px;
            color: var(--text-low);
            margin: 0;
        }

        .footer-bottom .footer-tech {
            font-family: var(--font-mono);
            font-size: 12px;
            color: var(--border-hi);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 991.98px) {
            .header-search {
                display: none !important;
            }

            .hero {
                min-height: 520px;
                padding: 90px 0 70px;
            }

            .stats-panel {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
                padding: 36px 24px;
            }

            .stat-item:nth-child(2) {
                border-right: none;
            }

            .stat-item:nth-child(3),
            .stat-item:nth-child(4) {
                border-top: 1px solid var(--border);
            }

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

        @media (max-width: 767.98px) {
            :root {
                --section-gap: 70px;
            }

            .hero-stats {
                grid-template-columns: repeat(3, 1fr);
                gap: 10px;
            }

            .hero-stat {
                padding: 12px 14px;
            }

            .hero-stat .stat-num {
                font-size: 20px;
            }

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

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

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

            .process-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }

            .process-card {
                padding: 24px 20px 20px;
            }

            .process-card::before {
                font-size: 36px;
            }
        }

        @media (max-width: 575.98px) {
            .hero {
                min-height: auto;
                padding: 70px 0 60px;
            }

            .hero-title {
                font-size: 34px;
            }

            .hero-actions {
                flex-direction: column;
                gap: 12px;
            }

            .hero-actions .btn-primary-custom,
            .hero-actions .btn-outline-custom {
                justify-content: center;
                width: 100%;
            }

            .hero-stats {
                grid-template-columns: 1fr;
                gap: 8px;
            }

            .hero-stat {
                display: flex;
                align-items: center;
                justify-content: space-between;
                padding: 12px 16px;
            }

            .hero-stat .stat-num {
                font-size: 22px;
            }

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

            .stat-item {
                border-right: none;
                border-bottom: 1px solid var(--border);
                padding: 20px 10px;
            }

            .stat-item:last-child {
                border-bottom: none;
            }

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

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }

            .section-head h2 {
                font-size: 26px;
            }

            .faq-btn {
                font-size: 14px;
                padding: 16px 18px;
            }
        }

/* roulang page: category1 */
:root{
    --bg-deep:#060912;
    --bg-dark:#0a0e1a;
    --bg-light:#f4f7fb;
    --surface:#ffffff;
    --primary:#38bdf8;
    --secondary:#6366f1;
    --accent:#f59e0b;
    --danger:#ef4444;
    --success:#10b981;
    --text-main:#0f172a;
    --text-soft:#52617a;
    --text-low:#94a3b8;
    --border:#e6ebf2;
    --radius:18px;
    --radius-sm:12px;
    --shadow:0 18px 36px rgba(2,6,23,.08);
    --shadow-lg:0 30px 60px rgba(2,6,23,.14);
    --transition:all .3s cubic-bezier(.4,0,.2,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
    font-family:'Inter','PingFang SC','Microsoft YaHei','Helvetica Neue',Arial,sans-serif;
    background:var(--bg-light);
    color:var(--text-main);
    line-height:1.75;
    letter-spacing:.01em;
    -webkit-font-smoothing:antialiased;
}
a{text-decoration:none;color:inherit;transition:var(--transition)}
img{max-width:100%;height:auto;display:block}
button,input{font-family:inherit}
.container{max-width:1200px}
.section-pad{padding:88px 0}
.section-head{max-width:760px;margin-bottom:44px}
.section-title{
    font-size:32px;
    font-weight:800;
    line-height:1.3;
    letter-spacing:-.02em;
    margin-bottom:12px;
    color:var(--text-main);
}
.section-title .accent{color:var(--primary);position:relative}
.section-title .accent::after{
    content:'';position:absolute;left:0;right:0;bottom:-4px;height:6px;
    background:linear-gradient(90deg,var(--primary),transparent);border-radius:4px;
}
.section-sub{
    color:var(--text-soft);
    font-size:16px;
    line-height:1.8;
    margin-bottom:0;
}
.section-more{
    display:inline-flex;align-items:center;gap:8px;
    font-weight:600;font-size:14px;color:var(--primary);
    padding:8px 16px;border-radius:999px;border:1px solid rgba(56,189,248,.3);
    background:rgba(56,189,248,.06);
    transition:var(--transition);
}
.section-more:hover{background:var(--primary);color:#fff;border-color:var(--primary);box-shadow:0 8px 20px rgba(56,189,248,.25)}

/* ===== Header ===== */
.site-header{
    background:var(--bg-deep);
    position:sticky;top:0;z-index:1080;
    box-shadow:0 10px 40px rgba(0,0,0,.35);
    border-bottom:1px solid rgba(255,255,255,.06);
}
.header-top{padding:16px 0;border-bottom:1px solid rgba(255,255,255,.06)}
.header-top-inner{display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand-logo{
    font-size:26px;font-weight:900;color:#fff;
    letter-spacing:1px;line-height:1;white-space:nowrap;
    display:flex;align-items:baseline;gap:4px;
}
.brand-logo em{
    font-style:normal;
    font-size:16px;
    font-weight:700;
    color:var(--primary);
    letter-spacing:2px;
    background:linear-gradient(135deg,var(--primary),var(--secondary));
    -webkit-background-clip:text;
    -webkit-text-fill-color:transparent;
}
.header-actions{display:flex;align-items:center;gap:14px}
.header-search{
    display:flex;align-items:center;gap:8px;
    background:rgba(255,255,255,.06);
    border:1px solid rgba(255,255,255,.1);
    border-radius:999px;
    padding:8px 16px;
    min-width:220px;
    transition:var(--transition);
}
.header-search:focus-within{
    border-color:var(--primary);
    background:rgba(56,189,248,.08);
    box-shadow:0 0 0 4px rgba(56,189,248,.12);
}
.header-search i{color:var(--text-low);font-size:14px}
.header-search input{
    background:transparent;border:none;outline:none;
    color:#fff;font-size:13px;width:100%;
}
.header-search input::placeholder{color:rgba(255,255,255,.4)}
.btn-header{
    display:inline-flex;align-items:center;gap:8px;
    background:linear-gradient(135deg,var(--primary),var(--secondary));
    color:#fff;font-weight:700;font-size:14px;
    padding:10px 22px;border-radius:999px;border:none;
    box-shadow:0 8px 20px rgba(56,189,248,.3);
    transition:var(--transition);white-space:nowrap;
}
.btn-header:hover{
    transform:translateY(-2px);
    box-shadow:0 12px 28px rgba(56,189,248,.4);
    color:#fff;
}

/* ===== Channel Nav ===== */
.channel-nav{background:rgba(255,255,255,.02)}
.channel-tabs{
    display:flex;align-items:center;gap:8px;
    overflow-x:auto;padding:10px 0;
    scrollbar-width:none;
}
.channel-tabs::-webkit-scrollbar{display:none}
.channel-tab{
    display:inline-flex;align-items:center;gap:8px;
    padding:9px 22px;
    border-radius:999px;
    color:rgba(255,255,255,.7);
    font-size:14px;font-weight:600;
    white-space:nowrap;
    border:1px solid transparent;
    transition:var(--transition);
}
.channel-tab:hover{
    color:#fff;
    background:rgba(56,189,248,.1);
    border-color:rgba(56,189,248,.2);
}
.channel-tab.active{
    background:linear-gradient(135deg,var(--primary),var(--secondary));
    color:#fff;
    border-color:transparent;
    box-shadow:0 6px 18px rgba(56,189,248,.3);
}

/* ===== Page Hero ===== */
.page-hero{
    position:relative;
    min-height:420px;
    display:flex;align-items:center;
    background-size:cover;background-position:center;
    color:#fff;
}
.hero-overlay{
    position:absolute;inset:0;
    background:linear-gradient(115deg,rgba(6,9,18,.95) 10%,rgba(6,9,18,.72) 55%,rgba(6,9,18,.85));
}
.hero-overlay::after{
    content:'';position:absolute;inset:0;
    background:radial-gradient(circle at 78% 30%,rgba(56,189,248,.18),transparent 50%);
}
.hero-content{
    position:relative;z-index:2;
    padding:72px 0;
}
.hero-badge{
    display:inline-flex;align-items:center;gap:8px;
    font-size:13px;font-weight:700;letter-spacing:2px;
    color:var(--primary);
    background:rgba(56,189,248,.1);
    border:1px solid rgba(56,189,248,.25);
    padding:7px 18px;border-radius:999px;
    margin-bottom:22px;
    text-transform:uppercase;
}
.hero-title{
    font-size:44px;font-weight:900;line-height:1.18;
    letter-spacing:-.02em;margin-bottom:16px;
}
.hero-title .highlight{
    background:linear-gradient(120deg,var(--primary),var(--accent));
    -webkit-background-clip:text;
    -webkit-text-fill-color:transparent;
}
.hero-lead{
    font-size:17px;line-height:1.85;
    color:rgba(255,255,255,.78);
    max-width:620px;margin-bottom:32px;
}
.hero-metrics{
    display:grid;grid-template-columns:repeat(4,1fr);
    gap:16px;max-width:560px;
}
.hero-metric{
    background:rgba(255,255,255,.05);
    border:1px solid rgba(255,255,255,.1);
    border-radius:14px;
    padding:16px 14px;
    text-align:center;
    backdrop-filter:blur(6px);
    transition:var(--transition);
}
.hero-metric:hover{border-color:var(--primary);background:rgba(56,189,248,.08)}
.hero-metric .num{
    font-size:24px;font-weight:800;color:var(--primary);
    line-height:1.2;
}
.hero-metric .label{
    font-size:12px;color:rgba(255,255,255,.55);
    margin-top:4px;letter-spacing:1px;
}

/* ===== Guide Cards ===== */
.guide-card{
    background:var(--surface);
    border-radius:var(--radius);
    overflow:hidden;
    border:1px solid var(--border);
    box-shadow:var(--shadow);
    height:100%;
    display:flex;flex-direction:column;
    transition:var(--transition);
}
.guide-card:hover{
    transform:translateY(-8px);
    box-shadow:var(--shadow-lg);
    border-color:rgba(56,189,248,.4);
}
.guide-card-media{position:relative;overflow:hidden;height:200px}
.guide-card-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.guide-card:hover .guide-card-media img{transform:scale(1.06)}
.guide-card-media::after{
    content:'';position:absolute;inset:0;
    background:linear-gradient(to top,rgba(6,9,18,.45),transparent 55%);
}
.guide-card-tag{
    position:absolute;top:14px;left:14px;z-index:2;
    background:rgba(6,9,18,.55);
    backdrop-filter:blur(6px);
    color:#fff;font-size:12px;font-weight:600;
    padding:5px 14px;border-radius:999px;
    border:1px solid rgba(255,255,255,.18);
}
.guide-card-body{padding:26px;display:flex;flex-direction:column;flex:1}
.guide-card-icon{
    width:46px;height:46px;border-radius:12px;
    display:flex;align-items:center;justify-content:center;
    font-size:18px;color:#fff;
    background:linear-gradient(135deg,var(--primary),var(--secondary));
    box-shadow:0 8px 18px rgba(56,189,248,.3);
    margin-bottom:16px;
}
.guide-card-title{font-size:20px;font-weight:800;margin-bottom:10px;color:var(--text-main)}
.guide-card-text{font-size:14px;color:var(--text-soft);line-height:1.8;flex:1}
.guide-card-meta{
    display:flex;align-items:center;justify-content:space-between;
    padding-top:18px;margin-top:16px;
    border-top:1px solid var(--border);
}
.guide-card-level{font-size:13px;color:var(--text-low);font-weight:500}
.btn-card{
    display:inline-flex;align-items:center;gap:6px;
    font-size:13px;font-weight:700;color:var(--primary);
    padding:6px 14px;border-radius:999px;
    background:rgba(56,189,248,.08);
    border:1px solid rgba(56,189,248,.2);
    transition:var(--transition);
}
.btn-card:hover{background:var(--primary);color:#fff;border-color:var(--primary)}

/* ===== Compare Section ===== */
.compare-section{
    background:linear-gradient(135deg,var(--bg-deep),var(--bg-dark));
    color:#fff;position:relative;overflow:hidden;
}
.compare-section::before{
    content:'';position:absolute;top:-120px;right:-80px;
    width:420px;height:420px;border-radius:50%;
    background:radial-gradient(circle,rgba(56,189,248,.16),transparent 70%);
}
.compare-section .section-title{color:#fff}
.compare-section .section-sub{color:rgba(255,255,255,.6)}
.compare-panel{
    background:rgba(255,255,255,.04);
    border:1px solid rgba(255,255,255,.08);
    border-radius:24px;
    padding:36px;
    backdrop-filter:blur(8px);
    box-shadow:0 30px 60px rgba(0,0,0,.3);
    overflow-x:auto;
}
.compare-table{width:100%;min-width:640px;border-collapse:separate;border-spacing:0}
.compare-table th{
    color:var(--primary);
    font-size:14px;font-weight:800;letter-spacing:1px;
    text-align:center;padding:14px 16px;
    border-bottom:1px solid rgba(255,255,255,.12);
    white-space:nowrap;
}
.compare-table th:first-child{text-align:left;color:rgba(255,255,255,.5)}
.compare-table td{
    padding:16px;text-align:center;
    font-size:15px;color:rgba(255,255,255,.85);
    border-bottom:1px solid rgba(255,255,255,.06);
    white-space:nowrap;
}
.compare-table tr:last-child td{border-bottom:none}
.compare-table td:first-child{
    text-align:left;font-weight:700;color:rgba(255,255,255,.95);
}
.compare-table tr:hover td{background:rgba(56,189,248,.05)}
.compare-hint{
    margin-top:20px;display:flex;align-items:center;gap:10px;
    font-size:13px;color:rgba(255,255,255,.5);
}

/* ===== Path Timeline ===== */
.path-timeline{
    position:relative;
    display:grid;grid-template-columns:repeat(3,1fr);
    gap:30px;
}
.path-item{
    position:relative;
    background:var(--surface);
    border:1px solid var(--border);
    border-radius:var(--radius);
    padding:28px 26px;
    box-shadow:var(--shadow);
    transition:var(--transition);
    min-height:200px;
}
.path-item:hover{
    transform:translateY(-6px);
    box-shadow:var(--shadow-lg);
    border-color:rgba(56,189,248,.35);
}
.path-num{
    width:52px;height:52px;border-radius:14px;
    display:flex;align-items:center;justify-content:center;
    font-size:19px;font-weight:900;color:#fff;
    background:linear-gradient(135deg,var(--primary),var(--secondary));
    box-shadow:0 10px 22px rgba(56,189,248,.3);
    margin-bottom:18px;
    position:relative;
}
.path-num::after{
    content:'';position:absolute;top:-6px;right:-6px;
    width:16px;height:16px;border-radius:50%;
    background:var(--accent);
    border:3px solid var(--surface);
}
.path-content h3{font-size:18px;font-weight:800;margin-bottom:10px}
.path-content p{font-size:14px;color:var(--text-soft);line-height:1.8;margin:0}
.path-step-desc{
    display:inline-flex;align-items:center;gap:6px;
    font-size:12px;font-weight:600;color:var(--primary);
    margin-top:14px;padding-top:14px;border-top:1px dashed var(--border);
    width:100%;
}

/* ===== Stats Section ===== */
.stats-section{
    background:linear-gradient(135deg,var(--bg-dark),#0d1524);
    color:#fff;position:relative;overflow:hidden;
}
.stats-section::before{
    content:'';position:absolute;bottom:-140px;left:-80px;
    width:460px;height:460px;border-radius:50%;
    background:radial-gradient(circle,rgba(99,102,241,.15),transparent 70%);
}
.stats-section .section-title{color:#fff}
.stats-section .section-sub{color:rgba(255,255,255,.6)}
.stat-card{
    background:rgba(255,255,255,.04);
    border:1px solid rgba(255,255,255,.08);
    border-radius:20px;
    padding:32px 24px;
    text-align:center;
    height:100%;
    transition:var(--transition);
    position:relative;overflow:hidden;
}
.stat-card::before{
    content:'';position:absolute;top:0;left:50%;transform:translateX(-50%);
    width:60%;height:3px;border-radius:3px;
    background:linear-gradient(90deg,transparent,var(--primary),transparent);
    opacity:0;transition:var(--transition);
}
.stat-card:hover::before{opacity:1}
.stat-card:hover{transform:translateY(-4px);border-color:rgba(56,189,248,.3)}
.stat-icon{
    width:54px;height:54px;border-radius:14px;
    margin:0 auto 18px;
    display:flex;align-items:center;justify-content:center;
    font-size:20px;
    background:linear-gradient(135deg,var(--primary),var(--secondary));
    box-shadow:0 10px 24px rgba(56,189,248,.3);
}
.stat-value{
    font-size:38px;font-weight:900;line-height:1.1;
    background:linear-gradient(120deg,#fff,var(--primary));
    -webkit-background-clip:text;
    -webkit-text-fill-color:transparent;
    margin-bottom:8px;
}
.stat-delta{
    display:inline-block;
    font-size:12px;font-weight:700;
    color:var(--success);
    background:rgba(16,185,129,.12);
    border:1px solid rgba(16,185,129,.2);
    padding:3px 10px;border-radius:999px;
    margin-bottom:10px;
}
.stat-label{font-size:14px;color:rgba(255,255,255,.6);letter-spacing:1px}

/* ===== Post Cards ===== */
.post-card{
    background:var(--surface);
    border-radius:var(--radius);
    overflow:hidden;
    border:1px solid var(--border);
    box-shadow:var(--shadow);
    height:100%;
    display:flex;flex-direction:column;
    transition:var(--transition);
}
.post-card:hover{
    transform:translateY(-6px);
    box-shadow:var(--shadow-lg);
    border-color:rgba(56,189,248,.35);
}
.post-card-media{height:190px;overflow:hidden;position:relative}
.post-card-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.post-card:hover .post-card-media img{transform:scale(1.05)}
.post-card-media::after{
    content:'';position:absolute;inset:0;
    background:linear-gradient(to top,rgba(6,9,18,.35),transparent 50%);
}
.post-tag{
    position:absolute;top:14px;left:14px;z-index:2;
    background:linear-gradient(135deg,var(--primary),var(--secondary));
    color:#fff;font-size:12px;font-weight:700;
    padding:5px 14px;border-radius:999px;
    box-shadow:0 6px 14px rgba(56,189,248,.3);
}
.post-card-body{padding:24px;display:flex;flex-direction:column;flex:1}
.post-card-title{font-size:17px;font-weight:800;line-height:1.55;margin-bottom:12px;color:var(--text-main)}
.post-card-title:hover{color:var(--primary)}
.post-card-text{
    font-size:13px;color:var(--text-soft);line-height:1.75;
    flex:1;margin-bottom:16px;
}
.post-card-meta{
    display:flex;align-items:center;justify-content:space-between;
    padding-top:16px;border-top:1px solid var(--border);
    font-size:13px;color:var(--text-low);
}
.post-card-meta .read-more{
    color:var(--primary);font-weight:700;
    display:inline-flex;align-items:center;gap:6px;
}
.post-card-meta .read-more:hover{gap:10px}

/* ===== FAQ ===== */
.faq-accordion .accordion-item{
    background:var(--surface);
    border:1px solid var(--border) !important;
    border-radius:16px !important;
    margin-bottom:14px;
    overflow:hidden;
    box-shadow:0 4px 14px rgba(2,6,23,.04);
    transition:var(--transition);
}
.faq-accordion .accordion-item:has(.accordion-button:not(.collapsed)){
    border-color:rgba(56,189,248,.4) !important;
    box-shadow:0 10px 30px rgba(56,189,248,.08);
}
.faq-accordion .accordion-button{
    font-size:16px;
    font-weight:700;
    color:var(--text-main);
    background:transparent;
    padding:20px 24px;
    box-shadow:none;
    gap:12px;
}
.faq-accordion .accordion-button::after{
    flex-shrink:0;
    background-size:16px;
    width:32px;height:32px;
    border-radius:50%;
    background-color:rgba(56,189,248,.1);
    background-position:center;
    background-repeat:no-repeat;
    transition:var(--transition);
}
.faq-accordion .accordion-button:not(.collapsed){
    color:var(--primary);
    background:rgba(56,189,248,.03);
}
.faq-accordion .accordion-button:not(.collapsed)::after{
    transform:rotate(180deg);
    background-color:var(--primary);
}
.faq-accordion .accordion-button:focus{
    box-shadow:none;
    border-color:rgba(56,189,248,.4);
}
.faq-accordion .accordion-body{
    padding:0 24px 22px 24px;
    color:var(--text-soft);
    font-size:14px;
    line-height:1.85;
}
.faq-badge{
    flex-shrink:0;
    width:34px;height:34px;
    border-radius:10px;
    display:flex;align-items:center;justify-content:center;
    background:linear-gradient(135deg,var(--primary),var(--secondary));
    color:#fff;font-size:14px;
}

/* ===== CTA ===== */
.cta-section{padding:40px 0 88px}
.cta-panel{
    background:linear-gradient(135deg,var(--bg-deep),var(--bg-dark));
    border:1px solid rgba(255,255,255,.08);
    border-radius:28px;
    padding:56px 48px;
    text-align:center;
    color:#fff;
    position:relative;overflow:hidden;
}
.cta-panel::before{
    content:'';position:absolute;top:0;left:50%;transform:translateX(-50%);
    width:80%;height:3px;border-radius:3px;
    background:linear-gradient(90deg,transparent,var(--primary),var(--accent),transparent);
}
.cta-panel::after{
    content:'';position:absolute;bottom:-120px;right:-60px;
    width:320px;height:320px;border-radius:50%;
    background:radial-gradient(circle,rgba(245,158,11,.14),transparent 70%);
}
.cta-title{font-size:32px;font-weight:900;margin-bottom:12px;position:relative;z-index:2}
.cta-text{
    font-size:16px;color:rgba(255,255,255,.7);
    max-width:600px;margin:0 auto 28px;position:relative;z-index:2;
}
.cta-buttons{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;position:relative;z-index:2}
.btn-main{
    display:inline-flex;align-items:center;gap:8px;
    background:linear-gradient(135deg,var(--primary),var(--secondary));
    color:#fff;font-weight:700;font-size:15px;
    padding:13px 30px;border-radius:999px;border:none;
    box-shadow:0 10px 28px rgba(56,189,248,.35);
    transition:var(--transition);
}
.btn-main:hover{transform:translateY(-3px);box-shadow:0 16px 36px rgba(56,189,248,.45);color:#fff}
.btn-ghost{
    display:inline-flex;align-items:center;gap:8px;
    background:transparent;color:rgba(255,255,255,.85);
    font-weight:700;font-size:15px;
    padding:13px 30px;border-radius:999px;
    border:1px solid rgba(255,255,255,.25);
    transition:var(--transition);
}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary);background:rgba(56,189,248,.06)}

/* ===== Footer ===== */
.site-footer{
    background:var(--bg-deep);
    color:rgba(255,255,255,.7);
    padding-top:64px;
    border-top:1px solid rgba(255,255,255,.06);
}
.footer-grid{
    display:grid;
    grid-template-columns:1.4fr 1fr 1fr;
    gap:48px;
    padding-bottom:44px;
}
.footer-logo{
    font-size:24px;font-weight:900;color:#fff;
    display:flex;align-items:baseline;gap:4px;margin-bottom:14px;
}
.footer-logo em{
    font-style:normal;font-size:15px;font-weight:700;
    background:linear-gradient(135deg,var(--primary),var(--secondary));
    -webkit-background-clip:text;
    -webkit-text-fill-color:transparent;
}
.footer-brand p{
    font-size:14px;line-height:1.9;
    color:rgba(255,255,255,.55);
    max-width:340px;margin:0;
}
.footer-col h4{
    font-size:15px;font-weight:800;color:#fff;
    letter-spacing:1px;margin-bottom:18px;
    position:relative;padding-bottom:10px;
}
.footer-col h4::after{
    content:'';position:absolute;left:0;bottom:0;
    width:28px;height:3px;border-radius:3px;
    background:linear-gradient(90deg,var(--primary),var(--secondary));
}
.footer-col ul{list-style:none;padding:0;margin:0}
.footer-col ul li{margin-bottom:10px}
.footer-col ul a{
    font-size:14px;color:rgba(255,255,255,.6);
    transition:var(--transition);
}
.footer-col ul a:hover{color:var(--primary);padding-left:6px}
.footer-col ul li span{font-size:14px}
.footer-bottom{
    border-top:1px solid rgba(255,255,255,.06);
    padding:22px 0;
    display:flex;align-items:center;justify-content:space-between;
    gap:12px;flex-wrap:wrap;
}
.footer-bottom p{margin:0;font-size:13px;color:rgba(255,255,255,.45)}
.footer-tech{
    display:inline-flex;align-items:center;gap:8px;
    font-size:12px;letter-spacing:2px;
    color:rgba(56,189,248,.7);
    padding:6px 16px;border-radius:999px;
    border:1px solid rgba(56,189,248,.2);
    background:rgba(56,189,248,.05);
    white-space:nowrap;
}

/* ===== Responsive ===== */
@media (max-width:991.98px){
    .section-pad{padding:64px 0}
    .path-timeline{grid-template-columns:repeat(2,1fr);gap:20px}
    .hero-title{font-size:36px}
    .cta-panel{padding:44px 28px}
}
@media (max-width:767.98px){
    .section-pad{padding:52px 0}
    .section-title{font-size:26px}
    .section-head{margin-bottom:32px}
    .hero-content{padding:56px 0}
    .hero-title{font-size:30px}
    .hero-lead{font-size:15px}
    .hero-metrics{grid-template-columns:repeat(2,1fr);gap:12px;max-width:100%}
    .compare-panel{padding:24px 16px}
    .compare-table th,.compare-table td{padding:12px 10px;font-size:13px}
    .footer-grid{grid-template-columns:1fr;gap:36px;padding-bottom:36px}
    .footer-bottom{justify-content:center;text-align:center}
    .cta-title{font-size:24px}
    .cta-buttons{flex-direction:column;align-items:center}
    .btn-main,.btn-ghost{width:100%;justify-content:center}
}
@media (max-width:575.98px){
    .brand-logo{font-size:22px}
    .brand-logo em{font-size:14px}
    .header-top{padding:12px 0}
    .btn-header{padding:9px 16px;font-size:13px}
    .channel-tab{padding:8px 14px;font-size:13px;gap:6px}
    .channel-tab i{display:none}
    .path-timeline{grid-template-columns:1fr;gap:16px}
    .path-item{padding:24px 20px;min-height:0}
    .post-card-media{height:160px}
    .hero-metric .num{font-size:20px}
    .hero-metric .label{font-size:11px}
    .hero-title{font-size:26px}
    .stat-card{padding:24px 16px}
    .stat-value{font-size:30px}
    .footer-grid{grid-template-columns:1fr}
}

/* roulang page: article */
:root {
            --bg-body: #0a0f1e;
            --bg-deep: #070b16;
            --bg-card: #111c2f;
            --bg-soft: #0e1628;
            --border: rgba(255, 255, 255, .07);
            --border-light: rgba(255, 255, 255, .12);
            --accent: #f0b642;
            --accent-deep: #d99c24;
            --accent-soft: rgba(240, 182, 66, .12);
            --secondary: #00d6b0;
            --text-main: #e7ecf5;
            --text-body: #c3cbd9;
            --text-low: #7c8aa0;
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --shadow-sm: 0 6px 18px rgba(0, 0, 0, .25);
            --shadow-md: 0 12px 32px rgba(0, 0, 0, .35);
            --shadow-lg: 0 24px 64px rgba(0, 0, 0, .45);
            --font: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            --header-h: 76px;
            --nav-h: 52px;
            --section-space: clamp(3.5rem, 7vw, 5.5rem);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font);
            background: var(--bg-body);
            color: var(--text-main);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color .25s;
        }

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

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

        button,
        input,
        textarea {
            font: inherit;
            color: inherit;
        }

        ul,
        ol {
            list-style: none;
        }

        .container {
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }

        @media (min-width: 1400px) {
            .container {
                max-width: 1280px;
            }
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 999px;
            font-weight: 600;
            transition: all .3s;
            gap: .5rem;
            border: 0;
        }

        .btn-gold {
            background: var(--accent);
            color: #0a0f1e;
            padding: .7rem 1.6rem;
            box-shadow: 0 4px 20px rgba(240, 182, 66, .2);
        }

        .btn-gold:hover {
            background: var(--accent-deep);
            color: #0a0f1e;
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(240, 182, 66, .3);
        }

        .btn-outline-gold {
            border: 1px solid rgba(240, 182, 66, .45);
            color: var(--accent);
            background: transparent;
            padding: .7rem 1.6rem;
        }

        .btn-outline-gold:hover {
            background: var(--accent-soft);
            border-color: var(--accent);
            color: var(--accent);
            transform: translateY(-2px);
        }

        .btn-lg {
            padding: .9rem 2rem;
            font-size: 1.05rem;
        }

        .btn-sm {
            padding: .45rem 1.1rem;
            font-size: .86rem;
        }

        .btn:focus-visible,
        .channel-tab:focus-visible,
        .mobile-tab:focus-visible,
        .side-cat-item:focus-visible,
        .hot-item:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(10, 15, 30, .86);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
        }

        .header-top-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-h);
        }

        .brand-logo {
            display: flex;
            align-items: baseline;
            font-weight: 800;
            font-size: 1.4rem;
            letter-spacing: .02em;
            line-height: 1.2;
        }

        .brand-logo em {
            font-style: normal;
            color: var(--accent);
            font-size: 1.18rem;
            margin-left: .22rem;
        }

        .header-right {
            display: flex;
            align-items: center;
            gap: 1rem;
        }

        .header-search {
            display: flex;
            align-items: center;
            gap: .6rem;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: 999px;
            padding: .45rem .9rem;
            width: 220px;
            transition: border-color .3s;
        }

        .header-search i {
            color: var(--text-low);
            font-size: .88rem;
        }

        .header-search input {
            background: transparent;
            border: 0;
            outline: 0;
            width: 100%;
            font-size: .88rem;
            color: var(--text-main);
        }

        .header-search input::placeholder {
            color: var(--text-low);
        }

        .header-search:focus-within {
            border-color: rgba(240, 182, 66, .5);
        }

        .channel-nav {
            background: rgba(7, 11, 22, .9);
            border-top: 1px solid var(--border);
        }

        .channel-tabs {
            display: flex;
            align-items: center;
            gap: .3rem;
            height: var(--nav-h);
            overflow-x: auto;
            scrollbar-width: none;
        }

        .channel-tabs::-webkit-scrollbar {
            display: none;
        }

        .channel-tab {
            display: inline-flex;
            align-items: center;
            gap: .5rem;
            padding: .45rem 1.1rem;
            border-radius: 999px;
            color: var(--text-body);
            font-size: .9rem;
            font-weight: 500;
            white-space: nowrap;
            transition: all .3s;
            border: 1px solid transparent;
        }

        .channel-tab:hover {
            color: var(--accent);
            background: var(--accent-soft);
            border-color: rgba(240, 182, 66, .2);
        }

        .channel-tab.active {
            background: linear-gradient(135deg, rgba(240, 182, 66, .2), rgba(240, 182, 66, .08));
            color: var(--accent);
            border-color: rgba(240, 182, 66, .3);
            font-weight: 600;
        }

        .mobile-channel-nav {
            background: rgba(7, 11, 22, .95);
            border-bottom: 1px solid var(--border);
        }

        .mobile-tabs {
            display: flex;
            gap: .5rem;
            padding: .6rem 0;
            overflow-x: auto;
            scrollbar-width: none;
        }

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

        .mobile-tab {
            flex-shrink: 0;
            padding: .35rem 1rem;
            border-radius: 999px;
            background: var(--bg-card);
            color: var(--text-body);
            border: 1px solid var(--border);
            font-size: .85rem;
            transition: all .25s;
        }

        .mobile-tab.active {
            background: var(--accent-soft);
            color: var(--accent);
            border-color: rgba(240, 182, 66, .35);
            font-weight: 600;
        }

        .article-hero {
            position: relative;
            padding: clamp(2.5rem, 5vw, 4.2rem) 0;
            background:
                linear-gradient(135deg, rgba(10, 15, 30, .96) 15%, rgba(11, 20, 36, .88) 55%, rgba(15, 24, 42, .78) 100%),
                url('/assets/images/backpic/back-2.png') center / cover no-repeat;
            border-bottom: 1px solid var(--border);
        }

        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: .5rem;
            font-size: .86rem;
            color: var(--text-low);
            margin-bottom: 1.6rem;
            flex-wrap: wrap;
        }

        .breadcrumb-nav a {
            color: var(--text-body);
            transition: color .25s;
        }

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

        .breadcrumb-nav .sep {
            opacity: .5;
        }

        .article-head-content {
            max-width: 1000px;
        }

        .article-badge {
            display: inline-flex;
            align-items: center;
            gap: .45rem;
            background: var(--accent-soft);
            border: 1px solid rgba(240, 182, 66, .25);
            color: var(--accent);
            padding: .35rem 1rem;
            border-radius: 999px;
            font-size: .82rem;
            font-weight: 600;
            margin-bottom: 1rem;
        }

        .article-head-content h1 {
            font-size: clamp(1.6rem, 3vw, 2.6rem);
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 1rem;
            letter-spacing: .01em;
        }

        .article-desc {
            font-size: 1.05rem;
            color: var(--text-body);
            line-height: 1.8;
            max-width: 820px;
        }

        .article-meta-row {
            display: flex;
            flex-wrap: wrap;
            gap: 1.2rem;
            margin-top: 1.4rem;
            align-items: center;
        }

        .article-meta-item {
            display: inline-flex;
            align-items: center;
            gap: .4rem;
            color: var(--text-low);
            font-size: .86rem;
        }

        .article-meta-item i {
            color: var(--accent);
        }

        .article-main-section {
            padding: var(--section-space) 0;
        }

        .article-cover {
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-md);
            margin-bottom: 2.2rem;
        }

        .article-cover img {
            width: 100%;
            aspect-ratio: 16 / 8;
            object-fit: cover;
        }

        .article-content {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: clamp(1.5rem, 3vw, 2.5rem);
            box-shadow: var(--shadow-sm);
        }

        .article-content p {
            margin-bottom: 1.4rem;
            color: var(--text-body);
            line-height: 1.9;
            font-size: 1rem;
        }

        .article-content h2 {
            font-size: 1.5rem;
            font-weight: 700;
            margin: 2.2rem 0 1rem;
            color: var(--text-main);
            padding-left: .9rem;
            border-left: 3px solid var(--accent);
        }

        .article-content h3 {
            font-size: 1.2rem;
            font-weight: 600;
            margin: 1.8rem 0 .8rem;
            color: var(--text-main);
        }

        .article-content h4 {
            font-size: 1.08rem;
            font-weight: 600;
            margin: 1.4rem 0 .6rem;
            color: var(--text-main);
        }

        .article-content img {
            border-radius: var(--radius-md);
            margin: 1.5rem 0;
            box-shadow: var(--shadow-sm);
        }

        .article-content ul,
        .article-content ol {
            margin: 0 0 1.5rem 1.2rem;
            color: var(--text-body);
        }

        .article-content ul li {
            list-style: disc;
            margin-bottom: .5rem;
        }

        .article-content ol li {
            list-style: decimal;
            margin-bottom: .5rem;
        }

        .article-content blockquote {
            background: var(--bg-soft);
            border-left: 3px solid var(--secondary);
            padding: 1rem 1.2rem;
            border-radius: var(--radius-sm);
            margin: 1.5rem 0;
            color: var(--text-body);
        }

        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5rem 0;
        }

        .article-content th,
        .article-content td {
            padding: .7rem 1rem;
            border: 1px solid var(--border);
            text-align: left;
            color: var(--text-body);
        }

        .article-content th {
            background: var(--bg-soft);
            color: var(--text-main);
        }

        .article-content a {
            color: var(--accent);
            text-decoration: underline;
            text-underline-offset: 4px;
        }

        .article-content code {
            background: var(--bg-soft);
            border: 1px solid var(--border);
            padding: .2rem .5rem;
            border-radius: 6px;
            font-size: .9em;
            color: var(--secondary);
        }

        .article-content hr {
            border: 0;
            border-top: 1px solid var(--border);
            margin: 2rem 0;
        }

        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: .6rem;
            margin-top: 2rem;
        }

        .tag-item {
            display: inline-flex;
            align-items: center;
            gap: .4rem;
            padding: .4rem .9rem;
            background: var(--bg-soft);
            border: 1px solid var(--border);
            border-radius: 999px;
            color: var(--text-body);
            font-size: .82rem;
            transition: all .3s;
        }

        .tag-item:hover {
            border-color: rgba(240, 182, 66, .4);
            color: var(--accent);
        }

        .tag-item::before {
            content: '#';
            color: var(--accent);
        }

        .article-footer-note {
            margin-top: 2rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            flex-wrap: wrap;
            padding: 1.2rem 1.4rem;
            background: rgba(0, 214, 176, .06);
            border: 1px solid rgba(0, 214, 176, .15);
            border-radius: var(--radius-md);
        }

        .article-footer-note p {
            font-size: .86rem;
            color: var(--text-body);
            margin: 0;
        }

        .article-sidebar {
            position: sticky;
            top: 140px;
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }

        .side-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 1.5rem;
            transition: all .3s;
        }

        .side-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .side-card-head {
            display: flex;
            align-items: center;
            gap: .8rem;
            margin-bottom: 1rem;
        }

        .side-icon {
            width: 44px;
            height: 44px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            background: var(--accent-soft);
            color: var(--accent);
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .side-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin: 0;
        }

        .side-card > p {
            color: var(--text-body);
            font-size: .9rem;
            line-height: 1.7;
            margin-bottom: 1rem;
        }

        .side-features {
            display: flex;
            flex-direction: column;
            gap: .55rem;
            margin-bottom: 1.2rem;
        }

        .side-features li {
            display: flex;
            align-items: flex-start;
            gap: .5rem;
            font-size: .86rem;
            color: var(--text-body);
        }

        .side-features li i {
            color: var(--secondary);
            margin-top: .2rem;
            font-size: .75rem;
        }

        .side-title {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 1rem;
            padding-bottom: .7rem;
            border-bottom: 1px solid var(--border);
            position: relative;
        }

        .side-title::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 0;
            width: 34px;
            height: 2px;
            background: var(--accent);
        }

        .side-cats {
            display: flex;
            flex-direction: column;
            gap: .8rem;
        }

        .side-cat-item {
            display: flex;
            align-items: center;
            gap: .8rem;
            padding: .6rem;
            border-radius: var(--radius-sm);
            transition: all .3s;
            border: 1px solid transparent;
        }

        .side-cat-item:hover {
            background: var(--bg-soft);
            border-color: var(--border);
            transform: translateX(4px);
            color: inherit;
        }

        .side-cat-item img {
            width: 56px;
            height: 56px;
            border-radius: 10px;
            object-fit: cover;
            flex-shrink: 0;
        }

        .side-cat-item strong {
            display: block;
            font-size: .92rem;
            color: var(--text-main);
            margin-bottom: .1rem;
        }

        .side-cat-item span {
            font-size: .78rem;
            color: var(--text-low);
        }

        .hot-list {
            display: flex;
            flex-direction: column;
        }

        .hot-item {
            display: flex;
            align-items: flex-start;
            gap: .8rem;
            padding: .8rem 0;
            border-bottom: 1px solid var(--border);
            transition: padding .3s;
        }

        .hot-item:last-child {
            border-bottom: 0;
        }

        .hot-item:hover {
            padding-left: .4rem;
            color: inherit;
        }

        .hot-index {
            font-family: 'Courier New', monospace;
            font-size: .85rem;
            font-weight: 700;
            color: var(--accent);
            opacity: .7;
            line-height: 1.5;
            flex-shrink: 0;
        }

        .hot-item p {
            font-size: .88rem;
            color: var(--text-body);
            line-height: 1.5;
            margin: 0;
            transition: color .25s;
        }

        .hot-item:hover p {
            color: var(--text-main);
        }

        .cta-section {
            padding-bottom: var(--section-space);
        }

        .cta-box {
            position: relative;
            background:
                linear-gradient(120deg, rgba(10, 15, 30, .96), rgba(15, 24, 42, .85)),
                url('/assets/images/backpic/back-3.png') center / cover no-repeat;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: clamp(2rem, 4vw, 3.5rem);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 2rem;
            flex-wrap: wrap;
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }

        .cta-box::before {
            content: '';
            position: absolute;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(240, 182, 66, .14);
            filter: blur(90px);
            top: -120px;
            right: -80px;
            pointer-events: none;
        }

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

        .cta-info h2 {
            font-size: clamp(1.4rem, 2.5vw, 2rem);
            font-weight: 800;
            margin-bottom: .5rem;
        }

        .cta-info p {
            color: var(--text-body);
            margin: 0;
        }

        .cta-badge {
            display: inline-flex;
            align-items: center;
            gap: .4rem;
            font-size: .76rem;
            letter-spacing: .12em;
            color: var(--accent);
            background: var(--accent-soft);
            padding: .25rem .8rem;
            border-radius: 999px;
            margin-bottom: .8rem;
            font-weight: 700;
        }

        .cta-actions {
            display: flex;
            gap: .9rem;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        .faq-section {
            padding-bottom: var(--section-space);
        }

        .section-header {
            text-align: center;
            margin-bottom: 2.5rem;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: .4rem;
            font-size: .8rem;
            font-weight: 700;
            letter-spacing: .14em;
            text-transform: uppercase;
            color: var(--accent);
            background: var(--accent-soft);
            padding: .3rem .9rem;
            border-radius: 999px;
            margin-bottom: .8rem;
        }

        .section-header h2 {
            font-size: clamp(1.5rem, 2.6vw, 2.2rem);
            font-weight: 800;
            margin-bottom: .5rem;
        }

        .section-header p {
            color: var(--text-low);
            font-size: 1rem;
            max-width: 520px;
            margin: 0 auto;
        }

        .faq-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1.2rem;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 1.4rem 1.5rem;
            transition: all .3s;
        }

        .faq-item:hover {
            border-color: rgba(240, 182, 66, .3);
            box-shadow: var(--shadow-sm);
            transform: translateY(-3px);
        }

        .faq-item h3 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: .5rem;
            color: var(--text-main);
            display: flex;
            align-items: center;
            gap: .5rem;
        }

        .faq-item h3::before {
            content: 'Q';
            width: 22px;
            height: 22px;
            flex-shrink: 0;
            border-radius: 6px;
            background: var(--accent-soft);
            color: var(--accent);
            font-size: .75rem;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
        }

        .faq-item p {
            font-size: .9rem;
            color: var(--text-body);
            line-height: 1.7;
            margin: 0;
            padding-left: 1.9rem;
        }

        .site-footer {
            background: var(--bg-deep);
            border-top: 1px solid var(--border);
            padding: 3.5rem 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 2.5rem;
            padding-bottom: 2.5rem;
        }

        .footer-logo {
            font-size: 1.5rem;
            font-weight: 800;
        }

        .footer-logo em {
            font-style: normal;
            color: var(--accent);
        }

        .footer-brand p {
            font-size: .9rem;
            color: var(--text-body);
            margin-top: .8rem;
            max-width: 340px;
        }

        .footer-col h4 {
            font-size: .95rem;
            color: var(--text-main);
            font-weight: 700;
            margin-bottom: 1rem;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: .5rem;
        }

        .footer-col a {
            color: var(--text-body);
            font-size: .88rem;
            transition: color .25s;
        }

        .footer-col a:hover {
            color: var(--accent);
            padding-left: 3px;
        }

        .footer-bottom {
            border-top: 1px solid var(--border);
            padding: 1.2rem 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .footer-bottom p {
            font-size: .82rem;
            color: var(--text-low);
            margin: 0;
        }

        .footer-tech {
            font-size: .72rem;
            letter-spacing: .1em;
            color: var(--text-low);
            display: inline-flex;
            align-items: center;
            gap: .4rem;
        }

        .footer-tech i {
            color: var(--secondary);
        }

        .not-found-section {
            padding: var(--section-space) 0;
        }

        .not-found-card {
            max-width: 560px;
            margin: 0 auto;
            text-align: center;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: clamp(2.5rem, 5vw, 4rem) 2rem;
            box-shadow: var(--shadow-md);
        }

        .not-found-card i {
            font-size: 2.8rem;
            color: var(--accent);
            margin-bottom: 1rem;
        }

        .not-found-card h1 {
            font-size: 1.6rem;
            font-weight: 800;
            margin-bottom: .6rem;
        }

        .not-found-card p {
            color: var(--text-body);
            margin-bottom: 1.5rem;
        }

        @media (max-width: 991px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }

            .article-sidebar {
                position: static;
                margin-top: 2rem;
            }

            .header-search {
                width: 170px;
            }
        }

        @media (max-width: 767px) {
            .faq-grid {
                grid-template-columns: 1fr;
            }

            .cta-box {
                flex-direction: column;
                text-align: left;
            }

            .header-search {
                display: none;
            }

            .cta-actions {
                width: 100%;
            }

            .cta-actions .btn {
                flex: 1;
            }

            .footer-grid {
                gap: 1.8rem;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }

            .brand-logo {
                font-size: 1.15rem;
            }

            .brand-logo em {
                font-size: .95rem;
            }

            .article-content {
                padding: 1.2rem;
            }

            .article-meta-row {
                gap: .6rem;
            }

            .article-hero {
                padding: 2rem 0;
            }

            .cta-actions .btn {
                width: 100%;
            }
        }

/* roulang page: category2 */
/* ========== 设计变量 ========== */
        :root {
            --primary: #f0c93b;
            --primary-dark: #d4a72c;
            --primary-light: #fbe38a;
            --secondary: #1a2a4a;
            --secondary-light: #243b66;
            --accent: #ff6a3d;
            --dark: #0b1526;
            --dark-2: #101e36;
            --bg: #f4f6fb;
            --bg-light: #ffffff;
            --bg-dark-hud: #0e1a2f;
            --text: #1a2332;
            --text-body: #3a4558;
            --text-low: #6b7688;
            --text-invert: #f8fafd;
            --border: rgba(26, 42, 74, 0.12);
            --border-light: rgba(240, 201, 59, 0.35);
            --radius: 16px;
            --radius-sm: 10px;
            --radius-lg: 24px;
            --shadow-sm: 0 2px 10px rgba(11, 21, 38, 0.06);
            --shadow: 0 8px 30px rgba(11, 21, 38, 0.10);
            --shadow-lg: 0 18px 48px rgba(11, 21, 38, 0.16);
            --transition: all 0.25s ease;
            --font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
        }

        /* ========== 基础 reset / base ========== */
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-family);
            background-color: var(--bg);
            color: var(--text);
            line-height: 1.75;
            font-size: 15px;
            overflow-x: hidden;
        }

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

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

        a:hover {
            color: var(--primary-dark);
        }

        ul, ol {
            list-style: none;
        }

        button, input, select, textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        button:focus, input:focus {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

        .container {
            max-width: 1220px;
            padding-left: 20px;
            padding-right: 20px;
            margin: 0 auto;
        }

        /* ========== 导航 / Header ========== */
        .site-header {
            background: var(--dark);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            position: sticky;
            top: 0;
            z-index: 1050;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.30);
        }

        .nav-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
            gap: 16px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: var(--text-invert);
            letter-spacing: 0.5px;
            flex-shrink: 0;
        }

        .logo em {
            font-style: normal;
            color: var(--primary);
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            background: var(--primary);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--dark);
            font-size: 18px;
            font-weight: 700;
        }

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

        .header-search {
            position: relative;
        }

        .header-search input {
            background: rgba(255, 255, 255, 0.10);
            border: 1px solid rgba(255, 255, 255, 0.16);
            border-radius: 30px;
            padding: 8px 18px 8px 42px;
            color: var(--text-invert);
            font-size: 14px;
            width: 220px;
            transition: var(--transition);
        }

        .header-search input::placeholder {
            color: rgba(255, 255, 255, 0.55);
        }

        .header-search input:focus {
            background: rgba(255, 255, 255, 0.16);
            border-color: var(--primary);
            outline: none;
            width: 250px;
        }

        .header-search i {
            position: absolute;
            left: 16px;
            top: 50%;
            transform: translateY(-50%);
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
        }

        .nav-cta {
            background: var(--primary);
            color: var(--dark);
            border-radius: 30px;
            padding: 8px 20px;
            font-weight: 700;
            font-size: 14px;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .nav-cta:hover {
            background: var(--primary-light);
            transform: translateY(-2px);
            color: var(--dark);
        }

        /* 频道 Tabs 导航 */
        .channel-nav {
            background: var(--dark-2);
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }

        .channel-tabs {
            display: flex;
            gap: 4px;
            padding: 8px 0;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .channel-tabs::-webkit-scrollbar {
            display: none;
        }

        .channel-tab {
            padding: 9px 22px;
            border-radius: 40px;
            font-size: 15px;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.72);
            white-space: nowrap;
            transition: var(--transition);
            border: 1px solid transparent;
        }

        .channel-tab:hover,
        .channel-tab.active {
            background: var(--primary);
            color: var(--dark);
            border-color: var(--primary);
        }

        .channel-tab i {
            font-size: 13px;
        }

        /* 移动端菜单 */
        .nav-toggle {
            display: none;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.3);
            border-radius: 8px;
            color: var(--text-invert);
            width: 42px;
            height: 42px;
            align-items: center;
            justify-content: center;
            cursor: pointer;
        }

        .mobile-nav {
            display: none;
            background: var(--dark-2);
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding: 12px 0;
        }

        .mobile-nav a {
            display: block;
            padding: 12px 20px;
            color: rgba(255, 255, 255, 0.82);
            font-weight: 600;
            border-radius: 10px;
        }

        .mobile-nav a:hover,
        .mobile-nav a.active {
            background: var(--primary);
            color: var(--dark);
        }

        /* ========== 页面 Banner ========== */
        .page-banner {
            background: linear-gradient(135deg, var(--dark) 0%, var(--secondary) 100%);
            padding: 80px 0 60px;
            position: relative;
            overflow: hidden;
            border-bottom: 4px solid var(--primary);
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            opacity: 0.28;
        }

        .page-banner::after {
            content: '';
            position: absolute;
            top: -30%;
            right: -15%;
            width: 480px;
            height: 480px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(240, 201, 59, 0.20) 0%, transparent 70%);
            pointer-events: none;
        }

        .page-banner .container {
            position: relative;
            z-index: 2;
        }

        .banner-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(240, 201, 59, 0.15);
            border: 1px solid var(--border-light);
            padding: 6px 16px;
            border-radius: 40px;
            color: var(--primary);
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 18px;
        }

        .page-banner h1 {
            font-size: 44px;
            font-weight: 800;
            color: var(--text-invert);
            letter-spacing: 0.5px;
            margin-bottom: 14px;
        }

        .page-banner .banner-text {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.72);
            max-width: 620px;
            line-height: 1.8;
        }

        .banner-meta {
            display: flex;
            gap: 24px;
            margin-top: 24px;
            flex-wrap: wrap;
        }

        .banner-meta span {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
        }

        .banner-meta i {
            color: var(--primary);
        }

        /* ========== 面包屑 ========== */
        .breadcrumb-wrap {
            padding: 15px 0;
            background: var(--bg);
            border-bottom: 1px solid var(--border);
        }

        .breadcrumb-wrap a {
            color: var(--text-low);
            font-size: 13px;
        }

        .breadcrumb-wrap a:hover {
            color: var(--primary-dark);
        }

        .breadcrumb-wrap span {
            color: var(--text);
            font-size: 13px;
            font-weight: 600;
        }

        .breadcrumb-sep {
            margin: 0 10px;
            color: var(--text-low);
            font-size: 12px;
        }

        /* ========== 攻略分类卡片 ========== */
        .section-block {
            padding: 70px 0;
        }

        .section-title-wrap {
            margin-bottom: 36px;
        }

        .section-title-wrap .eyebrow {
            font-size: 13px;
            font-weight: 700;
            color: var(--primary-dark);
            letter-spacing: 2px;
            text-transform: uppercase;
            margin-bottom: 8px;
            display: block;
        }

        .section-title-wrap h2 {
            font-size: 30px;
            font-weight: 800;
            color: var(--text);
            margin-bottom: 10px;
        }

        .section-title-wrap p {
            color: var(--text-body);
            max-width: 640px;
            font-size: 15px;
        }

        .strategy-card {
            background: var(--bg-light);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            padding: 28px 24px;
            height: 100%;
            transition: var(--transition);
        }

        .strategy-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow);
            border-color: var(--primary);
        }

        .strategy-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin-bottom: 18px;
        }

        .icon-yellow {
            background: rgba(240, 201, 59, 0.15);
            color: var(--primary-dark);
        }

        .icon-blue {
            background: rgba(26, 42, 74, 0.12);
            color: var(--secondary);
        }

        .icon-orange {
            background: rgba(255, 106, 61, 0.14);
            color: var(--accent);
        }

        .icon-green {
            background: rgba(30, 142, 62, 0.12);
            color: #1e8e3e;
        }

        .strategy-card h3 {
            font-size: 19px;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .strategy-card p {
            color: var(--text-body);
            font-size: 14px;
            margin-bottom: 16px;
        }

        .strategy-card .tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .tag-mini {
            background: var(--bg);
            border-radius: 30px;
            padding: 3px 12px;
            font-size: 12px;
            color: var(--text-low);
            border: 1px solid var(--border);
        }

        /* ========== 热门攻略列表 ========== */
        .featured-article {
            background: var(--bg-light);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .featured-article:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }

        .article-cover {
            position: relative;
            overflow: hidden;
            height: 180px;
            flex-shrink: 0;
        }

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

        .featured-article:hover .article-cover img {
            transform: scale(1.06);
        }

        .article-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--primary);
            color: var(--dark);
            font-size: 12px;
            font-weight: 700;
            padding: 3px 12px;
            border-radius: 30px;
            z-index: 2;
        }

        .article-body {
            padding: 20px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .article-body h3 {
            font-size: 17px;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: 10px;
        }

        .article-body p {
            color: var(--text-body);
            font-size: 14px;
            margin-bottom: 14px;
            flex: 1;
        }

        .article-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 12px;
            color: var(--text-low);
            border-top: 1px solid var(--border);
            padding-top: 14px;
        }

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

        /* ========== 进阶路径图 ========== */
        .path-section {
            background: var(--dark);
            background: linear-gradient(150deg, var(--dark) 0%, var(--secondary) 130%);
            position: relative;
            overflow: hidden;
        }

        .path-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.png') center/cover no-repeat;
            opacity: 0.12;
        }

        .path-section .container {
            position: relative;
            z-index: 2;
        }

        .path-section .section-title-wrap h2 {
            color: var(--text-invert);
        }

        .path-section .section-title-wrap p {
            color: rgba(255, 255, 255, 0.65);
        }

        .path-section .section-title-wrap .eyebrow {
            color: var(--primary);
        }

        .path-item {
            position: relative;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.10);
            border-radius: var(--radius);
            padding: 24px 20px;
            height: 100%;
            backdrop-filter: blur(4px);
            transition: var(--transition);
        }

        .path-item:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: var(--primary);
            transform: translateY(-4px);
        }

        .path-num {
            font-size: 26px;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 14px;
            display: block;
        }

        .path-item h3 {
            color: var(--text-invert);
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .path-item p {
            color: rgba(255, 255, 255, 0.60);
            font-size: 13px;
            line-height: 1.7;
            margin-bottom: 14px;
        }

        .path-item .path-points {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .path-item .path-points span {
            color: rgba(255, 255, 255, 0.75);
            font-size: 13px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .path-item .path-points i {
            color: var(--primary);
            font-size: 10px;
        }

        .path-arrow {
            position: absolute;
            right: -22px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--primary);
            font-size: 18px;
            z-index: 3;
            text-shadow: 0 0 12px rgba(240, 201, 59, 0.4);
        }

        /* ========== 指标 / 数据块 ========== */
        .stats-section {
            background: var(--bg-light);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .stat-item {
            text-align: center;
            padding: 24px 16px;
        }

        .stat-item .stat-num {
            font-size: 36px;
            font-weight: 800;
            color: var(--dark);
            font-family: "Helvetica Neue", Arial, sans-serif;
        }

        .stat-item .stat-num em {
            font-style: normal;
            color: var(--primary-dark);
            font-size: 24px;
            font-weight: 700;
            margin-left: 2px;
        }

        .stat-item .stat-label {
            color: var(--text-low);
            font-size: 14px;
            margin-top: 4px;
        }

        .stat-divider {
            border-right: 1px solid var(--border);
        }

        /* ========== 评测 / 对比面板 ========== */
        .versus-panel {
            background: var(--bg-light);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            overflow: hidden;
        }

        .versus-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 24px;
            background: var(--dark);
            color: var(--text-invert);
        }

        .versus-header .vs-label {
            font-size: 14px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 1px;
        }

        .versus-body {
            display: flex;
        }

        .versus-col {
            padding: 24px;
            flex: 1;
        }

        .versus-col + .versus-col {
            border-left: 1px dashed var(--border);
        }

        .versus-col h4 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .versus-col ul li {
            padding: 6px 0;
            color: var(--text-body);
            font-size: 14px;
            display: flex;
            align-items: flex-start;
            gap: 10px;
        }

        .versus-col ul li i {
            color: var(--primary-dark);
            font-size: 13px;
            margin-top: 5px;
        }

        .versus-col ul li .vs-x {
            color: var(--text-low);
        }

        /* ========== FAQ ========== */
        .faq-section {
            background: var(--bg);
        }

        .faq-item {
            background: var(--bg-light);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 20px 24px;
            margin-bottom: 12px;
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-sm);
        }

        .faq-item h3 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 10px;
            cursor: pointer;
        }

        .faq-item h3 i {
            color: var(--primary-dark);
            font-size: 14px;
            flex-shrink: 0;
        }

        .faq-item p {
            color: var(--text-body);
            font-size: 14px;
            padding-left: 24px;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--secondary) 0%, var(--dark) 100%);
            padding: 50px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            width: 500px;
            height: 500px;
            transform: translate(-50%, -50%);
            background: radial-gradient(circle, rgba(240, 201, 59, 0.16) 0%, transparent 70%);
        }

        .cta-inner {
            position: relative;
            z-index: 2;
            text-align: center;
        }

        .cta-inner h2 {
            color: var(--text-invert);
            font-size: 28px;
            font-weight: 800;
            margin-bottom: 12px;
        }

        .cta-inner p {
            color: rgba(255, 255, 255, 0.70);
            font-size: 15px;
            margin-bottom: 24px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary);
            color: var(--dark);
            font-weight: 700;
            font-size: 15px;
            padding: 12px 28px;
            border-radius: 40px;
            border: none;
            transition: var(--transition);
        }

        .cta-btn:hover {
            background: var(--primary-light);
            transform: translateY(-2px);
            color: var(--dark);
            box-shadow: 0 8px 24px rgba(240, 201, 59, 0.25);
        }

        .cta-btn i {
            font-size: 14px;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--dark);
            padding: 60px 0 24px;
            border-top: 4px solid var(--primary);
        }

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

        .footer-logo {
            font-size: 20px;
            font-weight: 800;
            color: var(--text-invert);
            margin-bottom: 14px;
        }

        .footer-logo em {
            font-style: normal;
            color: var(--primary);
        }

        .footer-brand p {
            color: rgba(255, 255, 255, 0.55);
            font-size: 14px;
            line-height: 1.7;
            max-width: 340px;
        }

        .footer-col h4 {
            color: var(--text-invert);
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.60);
            font-size: 14px;
        }

        .footer-col ul li a:hover {
            color: var(--primary);
        }

        .footer-col ul li span {
            color: rgba(255, 255, 255, 0.45);
            font-size: 14px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
        }

        .footer-bottom p {
            color: rgba(255, 255, 255, 0.45);
            font-size: 13px;
            margin: 0;
        }

        .footer-tech {
            color: var(--primary);
            font-size: 12px;
            letter-spacing: 1.5px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .page-banner h1 {
                font-size: 36px;
            }

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

            .stat-divider {
                border-right: none;
            }
        }

        @media (max-width: 768px) {
            .nav-toggle {
                display: flex;
            }

            .header-search {
                display: none;
            }

            .nav-cta {
                display: none;
            }

            .mobile-nav.show {
                display: block;
            }

            .page-banner {
                padding: 50px 0 40px;
            }

            .page-banner h1 {
                font-size: 28px;
            }

            .page-banner .banner-text {
                font-size: 15px;
            }

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

            .section-title-wrap h2 {
                font-size: 24px;
            }

            .versus-body {
                flex-direction: column;
            }

            .versus-col + .versus-col {
                border-left: none;
                border-top: 1px dashed var(--border);
            }

            .path-arrow {
                position: static;
                transform: none;
                display: block;
                text-align: center;
                margin: 10px 0;
                transform: rotate(90deg);
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 14px;
                padding-right: 14px;
            }

            .page-banner h1 {
                font-size: 24px;
            }

            .banner-meta {
                gap: 12px;
                flex-direction: column;
            }

            .channel-tab {
                padding: 8px 16px;
                font-size: 14px;
            }

            .stat-item .stat-num {
                font-size: 28px;
            }

            .article-cover {
                height: 150px;
            }
        }