/* roulang page: index */
:root {
            --primary: #0E1216;
            --primary-light: #1A1E22;
            --primary-mid: #23282F;
            --accent: #C8FF00;
            --accent-soft: #D4FF3F;
            --secondary: #FF6A3D;
            --secondary-dark: #E8483F;
            --surface: #F5F7F5;
            --surface-warm: #E8EDE9;
            --text-main: #1A1E22;
            --text-light: #6B7280;
            --text-on-dark: #F5F7F5;
            --border: #E8EDE9;
            --border-dark: rgba(255, 255, 255, 0.08);
            --radius-card: 12px;
            --radius-btn: 6px;
            --radius-pill: 20px;
            --radius-input: 8px;
            --radius-tag: 4px;
            --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.12);
            --glow-accent: 0 0 12px rgba(200, 255, 0, 0.4);
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Helvetica Neue', sans-serif;
            --font-num: 'Roboto Condensed', 'Inter', 'Oswald', sans-serif;
            --container-max: 1200px;
            --section-gap: 80px;
            --section-gap-mobile: 40px;
        }

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

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

        body {
            font-family: var(--font-cn);
            background-color: var(--surface);
            color: var(--text-main);
            line-height: 1.8;
            font-size: 16px;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            color: var(--text-main);
            text-decoration: none;
            transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
        }

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

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

        button {
            font-family: var(--font-cn);
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--primary);
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.25);
        }

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

        .nav-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .brand-icon {
            width: 32px;
            height: 32px;
            background: var(--accent);
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 18px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .brand-text {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-on-dark);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .nav-search {
            flex: 1 1 200px;
            max-width: 380px;
            min-width: 160px;
            position: relative;
        }

        .nav-search input {
            width: 100%;
            padding: 10px 16px 10px 38px;
            border-radius: var(--radius-pill);
            border: 1px solid rgba(255, 255, 255, 0.15);
            background: rgba(255, 255, 255, 0.07);
            color: var(--text-on-dark);
            font-size: 13px;
            transition: border-color 0.3s, background 0.3s, box-shadow 0.3s;
            outline: none;
        }

        .nav-search input::placeholder {
            color: rgba(245, 247, 245, 0.5);
        }

        .nav-search input:focus {
            border-color: var(--accent);
            background: rgba(255, 255, 255, 0.12);
            box-shadow: 0 0 0 3px rgba(200, 255, 0, 0.2);
        }

        .nav-search .search-icon {
            position: absolute;
            left: 14px;
            top: 50%;
            transform: translateY(-50%);
            color: rgba(245, 247, 245, 0.6);
            font-size: 13px;
            pointer-events: none;
        }

        .nav-cta {
            display: flex;
            gap: 10px;
            align-items: center;
            flex-shrink: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 14px;
            cursor: pointer;
            border: 1px solid transparent;
            transition: all 0.25s ease;
            text-align: center;
            line-height: 1.4;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--primary);
            color: var(--accent);
            border: 1px solid var(--accent);
        }

        .btn-primary:hover {
            background: var(--accent);
            color: var(--primary);
            box-shadow: var(--glow-accent);
        }

        .btn-secondary {
            background: transparent;
            color: var(--text-main);
            border: 1px solid var(--text-main);
        }

        .btn-secondary:hover {
            background: var(--surface-warm);
            border-color: var(--secondary);
            color: var(--secondary);
        }

        .btn-cta {
            background: var(--secondary);
            color: #fff;
            border: 1px solid var(--secondary);
        }

        .btn-cta:hover {
            background: var(--secondary-dark);
            border-color: var(--secondary-dark);
            box-shadow: 0 4px 16px rgba(232, 72, 63, 0.4);
        }

        .btn-sm {
            padding: 7px 14px;
            font-size: 12px;
            border-radius: var(--radius-btn);
        }

        .btn-block {
            display: flex;
            width: 100%;
            justify-content: center;
        }

        .btn-outline-light {
            background: transparent;
            color: var(--text-on-dark);
            border: 1px solid rgba(245, 247, 245, 0.4);
        }

        .btn-outline-light:hover {
            background: rgba(245, 247, 245, 0.1);
            border-color: var(--accent);
            color: var(--accent);
        }

        .nav-bottom-row {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 0;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            -ms-overflow-style: none;
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .nav-bottom-row::-webkit-scrollbar {
            display: none;
        }

        .nav-tabs {
            display: flex;
            align-items: center;
            gap: 4px;
            padding: 0;
            flex-wrap: nowrap;
        }

        .nav-tab {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 16px;
            font-size: 13px;
            font-weight: 500;
            color: rgba(245, 247, 245, 0.75);
            border-radius: var(--radius-pill);
            transition: all 0.25s ease;
            white-space: nowrap;
            border: none;
            background: none;
            cursor: pointer;
        }

        .nav-tab:hover {
            color: var(--accent);
            background: rgba(200, 255, 0, 0.08);
        }

        .nav-tab.active {
            background: var(--accent);
            color: var(--primary);
            font-weight: 700;
            box-shadow: var(--glow-accent);
        }

        .nav-tab-secondary.active {
            background: var(--secondary);
            color: #fff;
            box-shadow: 0 4px 14px rgba(255, 106, 61, 0.35);
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            background: var(--primary);
            background-image: linear-gradient(rgba(14, 18, 22, 0.78), rgba(14, 18, 22, 0.92)), url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            min-height: 540px;
            display: flex;
            align-items: center;
            padding: 60px 0 70px;
            overflow: hidden;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 60px;
            background: linear-gradient(to bottom, transparent, var(--surface));
            pointer-events: none;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            width: 100%;
            text-align: center;
        }

        .hero-badge {
            display: inline-block;
            background: rgba(255, 106, 61, 0.15);
            color: var(--secondary);
            border: 1px solid rgba(255, 106, 61, 0.3);
            padding: 6px 18px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 20px;
        }

        .hero-content h1 {
            font-size: 38px;
            font-weight: 700;
            color: var(--text-on-dark);
            line-height: 1.25;
            margin: 0 0 16px;
            letter-spacing: 0.5px;
        }

        .hero-content .hero-subtitle {
            font-size: 17px;
            color: rgba(245, 247, 245, 0.8);
            margin: 0 auto 28px;
            max-width: 620px;
            line-height: 1.75;
        }

        .hero-search-wrapper {
            max-width: 560px;
            margin: 0 auto 28px;
            position: relative;
        }

        .hero-search-wrapper input {
            width: 100%;
            padding: 14px 22px 14px 48px;
            border-radius: var(--radius-pill);
            border: 1px solid rgba(200, 255, 0, 0.35);
            background: rgba(255, 255, 255, 0.08);
            color: var(--text-on-dark);
            font-size: 15px;
            outline: none;
            transition: all 0.3s ease;
        }

        .hero-search-wrapper input::placeholder {
            color: rgba(245, 247, 245, 0.5);
        }

        .hero-search-wrapper input:focus {
            border-color: var(--accent);
            background: rgba(255, 255, 255, 0.14);
            box-shadow: 0 0 0 4px rgba(200, 255, 0, 0.2);
        }

        .hero-search-wrapper .search-icon {
            position: absolute;
            left: 18px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--accent);
            font-size: 15px;
            pointer-events: none;
        }

        .hero-cta-group {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
            margin-bottom: 28px;
        }

        .hero-quick-links {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            justify-content: center;
            align-items: center;
        }

        .hero-quick-links span {
            color: rgba(245, 247, 245, 0.55);
            font-size: 13px;
        }

        .hero-quick-pill {
            display: inline-block;
            padding: 7px 18px;
            border-radius: var(--radius-pill);
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.15);
            color: var(--text-on-dark);
            font-size: 13px;
            transition: all 0.25s ease;
        }

        .hero-quick-pill:hover {
            background: rgba(200, 255, 0, 0.15);
            border-color: var(--accent);
            color: var(--accent);
        }

        .hero-floating-card {
            background: rgba(14, 18, 22, 0.85);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            padding: 16px 20px;
            max-width: 440px;
            margin: 20px auto 0;
            backdrop-filter: blur(8px);
            box-shadow: 0 12px 36px rgba(0, 0, 0, 0.4);
        }

        .hero-floating-card .score-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 8px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }

        .hero-floating-card .score-row:last-child {
            border-bottom: none;
        }

        .hero-floating-card .team-name {
            color: rgba(245, 247, 245, 0.7);
            font-size: 13px;
            min-width: 70px;
        }

        .hero-floating-card .score-num {
            font-family: var(--font-num);
            font-size: 24px;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 1px;
        }

        .hero-floating-card .score-tag {
            font-size: 11px;
            color: var(--secondary);
            background: rgba(255, 106, 61, 0.15);
            padding: 2px 10px;
            border-radius: var(--radius-tag);
            white-space: nowrap;
        }

        /* ========== SECTION COMMON ========== */
        .section {
            padding: var(--section-gap) 0;
        }

        .section-dark {
            background: var(--primary);
            color: var(--text-on-dark);
        }

        .section-warm {
            background: var(--surface-warm);
        }

        .section-title {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 8px;
            line-height: 1.35;
        }

        .section-dark .section-title {
            color: var(--text-on-dark);
        }

        .section-desc {
            font-size: 15px;
            color: var(--text-light);
            max-width: 720px;
            margin: 0 0 32px;
            line-height: 1.75;
        }

        .section-dark .section-desc {
            color: rgba(245, 247, 245, 0.65);
        }

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

        .section-header.center {
            text-align: center;
        }

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

        /* ========== KPI BOARD ========== */
        .kpi-board {
            background: var(--primary);
            padding: 50px 0;
            position: relative;
            overflow: hidden;
        }

        .kpi-board::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: linear-gradient(rgba(200, 255, 0, 0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(200, 255, 0, 0.03) 1px, transparent 1px);
            background-size: 40px 40px;
            pointer-events: none;
        }

        .kpi-board .container {
            position: relative;
            z-index: 2;
        }

        .kpi-grid {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 16px;
        }

        .kpi-card {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            padding: 20px 16px;
            text-align: center;
            transition: all 0.3s ease;
        }

        .kpi-card:hover {
            background: rgba(200, 255, 0, 0.06);
            border-color: rgba(200, 255, 0, 0.3);
            transform: translateY(-3px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
        }

        .kpi-number {
            font-family: var(--font-num);
            font-size: 34px;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.5px;
            line-height: 1.2;
        }

        .kpi-unit {
            font-size: 13px;
            color: rgba(245, 247, 245, 0.5);
            margin-top: 4px;
        }

        .kpi-label {
            font-size: 13px;
            color: rgba(245, 247, 245, 0.75);
            margin-top: 8px;
            font-weight: 500;
        }

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

        .service-card {
            border-radius: var(--radius-card);
            padding: 24px;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
            min-height: 220px;
            display: flex;
            flex-direction: column;
        }

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

        .service-card-dark {
            background: var(--primary);
            border: 1px solid var(--border-dark);
            color: var(--text-on-dark);
        }

        .service-card-dark:hover {
            border-color: rgba(200, 255, 0, 0.4);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(200, 255, 0, 0.3);
        }

        .service-card-light {
            background: #fff;
            border: 1px solid var(--border);
            color: var(--text-main);
        }

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

        .service-card-warm {
            background: var(--surface-warm);
            border: 1px solid var(--border);
            color: var(--text-main);
        }

        .service-card-warm:hover {
            border-color: var(--secondary);
            box-shadow: var(--shadow-hover);
        }

        .service-card-accent-bar {
            position: absolute;
            top: 0;
            left: 0;
            bottom: 0;
            width: 4px;
            border-radius: 4px 0 0 4px;
        }

        .service-card-dark .service-card-accent-bar {
            background: var(--accent);
        }

        .service-card-light .service-card-accent-bar,
        .service-card-warm .service-card-accent-bar {
            background: var(--secondary);
        }

        .service-card-top {
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            margin-bottom: 12px;
            position: relative;
            z-index: 2;
        }

        .service-card-icon {
            width: 40px;
            height: 40px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            flex-shrink: 0;
        }

        .service-card-dark .service-card-icon {
            background: rgba(200, 255, 0, 0.12);
            color: var(--accent);
        }

        .service-card-light .service-card-icon,
        .service-card-warm .service-card-icon {
            background: rgba(255, 106, 61, 0.1);
            color: var(--secondary);
        }

        .service-card-code {
            font-family: var(--font-num);
            font-size: 12px;
            color: rgba(245, 247, 245, 0.4);
            letter-spacing: 1px;
        }

        .service-card-light .service-card-code,
        .service-card-warm .service-card-code {
            color: var(--text-light);
        }

        .service-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin: 0 0 8px;
            color: inherit;
        }

        .service-card p {
            font-size: 14px;
            margin: 0 0 16px;
            flex: 1;
            line-height: 1.7;
            color: inherit;
            opacity: 0.8;
        }

        .service-card-link {
            font-size: 13px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all 0.25s ease;
            position: relative;
            z-index: 2;
        }

        .service-card-dark .service-card-link {
            color: var(--accent);
        }

        .service-card-dark .service-card-link:hover {
            color: var(--accent-soft);
            gap: 10px;
        }

        .service-card-light .service-card-link,
        .service-card-warm .service-card-link {
            color: var(--secondary);
        }

        .service-card-light .service-card-link:hover,
        .service-card-warm .service-card-link:hover {
            color: var(--secondary-dark);
            gap: 10px;
        }

        .service-card-thumb {
            position: absolute;
            right: 16px;
            bottom: 16px;
            width: 50px;
            height: 50px;
            border-radius: var(--radius-card);
            object-fit: cover;
            opacity: 0.6;
            transition: opacity 0.3s;
        }

        .service-card:hover .service-card-thumb {
            opacity: 1;
        }

        /* ========== BRAND INTRO ========== */
        .brand-intro-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .brand-intro-text p {
            font-size: 15px;
            line-height: 1.85;
            color: var(--text-main);
            margin-bottom: 16px;
        }

        .brand-intro-text p:last-child {
            margin-bottom: 0;
        }

        .brand-intro-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 20px;
        }

        .brand-badge {
            background: var(--surface-warm);
            border: 1px solid var(--border);
            border-radius: var(--radius-pill);
            padding: 6px 16px;
            font-size: 13px;
            color: var(--text-main);
            font-weight: 500;
        }

        .brand-badge.highlight {
            background: rgba(200, 255, 0, 0.15);
            border-color: var(--accent);
            color: var(--primary);
        }

        .brand-intro-image {
            position: relative;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .brand-intro-image img {
            width: 100%;
            height: 300px;
            object-fit: cover;
            border-radius: var(--radius-card);
        }

        .brand-intro-image::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 50%;
            background: linear-gradient(to top, rgba(14, 18, 22, 0.6), transparent);
            pointer-events: none;
        }

        /* ========== RANKING ========== */
        .ranking-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        .ranking-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow-card);
        }

        .ranking-card h3 {
            font-size: 17px;
            font-weight: 700;
            margin: 0 0 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .ranking-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .ranking-list li {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 10px 0;
            border-bottom: 1px solid var(--border);
            font-size: 14px;
        }

        .ranking-list li:last-child {
            border-bottom: none;
        }

        .rank-num {
            width: 26px;
            height: 26px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-num);
            font-size: 12px;
            font-weight: 700;
            background: var(--surface-warm);
            color: var(--text-light);
            flex-shrink: 0;
        }

        .ranking-list li:nth-child(1) .rank-num {
            background: var(--accent);
            color: var(--primary);
        }

        .ranking-list li:nth-child(2) .rank-num {
            background: #e0e0e0;
            color: var(--primary);
        }

        .ranking-list li:nth-child(3) .rank-num {
            background: #d4a574;
            color: #fff;
        }

        .rank-name {
            flex: 1;
            font-weight: 500;
        }

        .rank-value {
            font-family: var(--font-num);
            font-weight: 700;
            font-size: 14px;
            color: var(--secondary);
        }

        /* ========== NEWS ========== */
        .news-featured {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 20px;
            margin-bottom: 24px;
        }

        .news-featured-main {
            background: #fff;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border);
            transition: all 0.3s ease;
        }

        .news-featured-main:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }

        .news-featured-main img {
            width: 100%;
            height: 240px;
            object-fit: cover;
        }

        .news-featured-main .news-body {
            padding: 20px 24px;
        }

        .news-date {
            font-size: 12px;
            color: var(--text-light);
            letter-spacing: 0.5px;
            margin-bottom: 6px;
        }

        .news-title {
            font-size: 18px;
            font-weight: 700;
            margin: 0 0 8px;
            line-height: 1.4;
        }

        .news-summary {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.7;
            margin: 0 0 12px;
        }

        .news-readmore {
            font-size: 13px;
            font-weight: 600;
            color: var(--secondary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap 0.25s;
        }

        .news-readmore:hover {
            gap: 10px;
            color: var(--secondary-dark);
        }

        .news-side-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .news-side-item {
            display: flex;
            gap: 14px;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 14px;
            transition: all 0.3s ease;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
        }

        .news-side-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateX(4px);
            border-color: var(--accent);
        }

        .news-side-item img {
            width: 72px;
            height: 72px;
            object-fit: cover;
            border-radius: 8px;
            flex-shrink: 0;
        }

        .news-side-item .news-info {
            flex: 1;
            min-width: 0;
        }

        .news-side-item .news-title-sm {
            font-size: 14px;
            font-weight: 600;
            line-height: 1.4;
            margin: 0 0 4px;
        }

        .news-side-item .news-summary-sm {
            font-size: 13px;
            color: var(--text-light);
            line-height: 1.5;
            margin: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-more-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 14px;
        }

        .news-more-item {
            display: flex;
            gap: 12px;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 12px 14px;
            transition: all 0.25s ease;
        }

        .news-more-item:hover {
            border-color: var(--secondary);
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
        }

        .news-more-item img {
            width: 56px;
            height: 56px;
            object-fit: cover;
            border-radius: 6px;
            flex-shrink: 0;
        }

        .news-more-item .news-title-xs {
            font-size: 13px;
            font-weight: 600;
            line-height: 1.4;
            margin: 0;
        }

        /* ========== REFERRAL / INVITE ========== */
        .referral-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
        }

        .referral-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 28px;
            box-shadow: var(--shadow-card);
        }

        .referral-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin: 0 0 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .referral-card p {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.7;
            margin: 0 0 16px;
        }

        .referral-card ul {
            list-style: none;
            padding: 0;
            margin: 0 0 16px;
        }

        .referral-card ul li {
            font-size: 14px;
            padding: 6px 0;
            display: flex;
            align-items: flex-start;
            gap: 8px;
            line-height: 1.6;
        }

        .referral-card ul li::before {
            content: '✓';
            color: var(--accent);
            font-weight: 700;
            background: var(--primary);
            width: 18px;
            height: 18px;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 11px;
            flex-shrink: 0;
            margin-top: 3px;
        }

        .progress-bar-wrap {
            background: var(--surface-warm);
            border-radius: 8px;
            height: 10px;
            overflow: hidden;
            margin-bottom: 10px;
        }

        .progress-bar-fill {
            height: 100%;
            background: var(--accent);
            border-radius: 8px;
            transition: width 0.6s ease;
        }

        .progress-bar-fill.orange {
            background: var(--secondary);
        }

        .progress-label {
            font-size: 12px;
            color: var(--text-light);
            display: flex;
            justify-content: space-between;
        }

        /* ========== COMPARISON ========== */
        .comparison-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 28px;
            box-shadow: var(--shadow-card);
        }

        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 14px;
        }

        .comparison-table th,
        .comparison-table td {
            padding: 14px 16px;
            text-align: left;
            border-bottom: 1px solid var(--border);
        }

        .comparison-table th {
            font-weight: 700;
            background: var(--surface-warm);
            font-size: 14px;
            white-space: nowrap;
        }

        .comparison-table td:first-child {
            font-weight: 600;
            white-space: nowrap;
        }

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

        .tag-yes {
            background: rgba(200, 255, 0, 0.2);
            color: #3a5a00;
            padding: 2px 10px;
            border-radius: var(--radius-tag);
            font-size: 12px;
            font-weight: 600;
            white-space: nowrap;
        }

        .tag-no {
            background: rgba(255, 106, 61, 0.12);
            color: var(--secondary-dark);
            padding: 2px 10px;
            border-radius: var(--radius-tag);
            font-size: 12px;
            font-weight: 600;
            white-space: nowrap;
        }

        .tag-diff {
            background: rgba(200, 255, 0, 0.1);
            color: var(--primary);
            padding: 2px 10px;
            border-radius: var(--radius-tag);
            font-size: 12px;
            font-weight: 600;
            border: 1px solid var(--accent);
            white-space: nowrap;
        }

        /* ========== DEEP READING ========== */
        .deep-reading {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 40px;
            box-shadow: var(--shadow-card);
        }

        .deep-reading h2 {
            font-size: 22px;
            font-weight: 700;
            margin: 0 0 16px;
            line-height: 1.4;
        }

        .deep-reading h3 {
            font-size: 18px;
            font-weight: 700;
            margin: 24px 0 12px;
        }

        .deep-reading p {
            font-size: 15px;
            line-height: 1.85;
            color: var(--text-main);
            margin-bottom: 14px;
        }

        .deep-reading img {
            width: 100%;
            height: 280px;
            object-fit: cover;
            border-radius: 8px;
            margin: 16px 0;
        }

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

        .faq-wrapper .accordion {
            list-style: none;
            padding: 0;
            margin: 0;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            background: #fff;
        }

        .faq-wrapper .accordion-item {
            border-bottom: 1px solid var(--border);
        }

        .faq-wrapper .accordion-item:last-child {
            border-bottom: none;
        }

        .faq-wrapper .accordion-title {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 24px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            background: #fff;
            border: none;
            cursor: pointer;
            transition: all 0.25s ease;
            width: 100%;
            text-align: left;
            gap: 16px;
        }

        .faq-wrapper .accordion-title:hover {
            background: var(--surface-warm);
            color: var(--secondary);
        }

        .faq-wrapper .accordion-item.is-active .accordion-title {
            background: var(--surface-warm);
            color: var(--primary);
        }

        .faq-wrapper .accordion-title::after {
            content: '\f078';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 12px;
            color: var(--text-light);
            flex-shrink: 0;
            transition: transform 0.3s ease;
        }

        .faq-wrapper .accordion-item.is-active .accordion-title::after {
            transform: rotate(180deg);
            color: var(--accent);
        }

        .faq-wrapper .accordion-content {
            padding: 0 24px 18px;
            font-size: 14px;
            line-height: 1.75;
            color: var(--text-light);
            display: none;
        }

        .faq-wrapper .accordion-item.is-active .accordion-content {
            display: block;
        }

        /* ========== CTA / FORM ========== */
        .cta-section {
            background: var(--primary);
            padding: 60px 0;
            color: var(--text-on-dark);
        }

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

        .cta-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .cta-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 10px 0;
            font-size: 15px;
            color: rgba(245, 247, 245, 0.8);
            line-height: 1.6;
        }

        .cta-list li i {
            color: var(--accent);
            font-size: 16px;
            margin-top: 3px;
            flex-shrink: 0;
        }

        .cta-form-card {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            padding: 28px;
            backdrop-filter: blur(4px);
        }

        .cta-form-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin: 0 0 8px;
            color: var(--text-on-dark);
        }

        .cta-form-card .form-hint {
            font-size: 13px;
            color: rgba(245, 247, 245, 0.5);
            margin-bottom: 20px;
        }

        .cta-form-card input,
        .cta-form-card select {
            width: 100%;
            padding: 12px 16px;
            border-radius: var(--radius-input);
            border: 1px solid rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-on-dark);
            font-size: 14px;
            outline: none;
            transition: border-color 0.3s, box-shadow 0.3s;
            margin-bottom: 14px;
        }

        .cta-form-card input::placeholder {
            color: rgba(245, 247, 245, 0.4);
        }

        .cta-form-card input:focus,
        .cta-form-card select:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(200, 255, 0, 0.2);
        }

        .cta-form-card select option {
            background: var(--primary);
            color: var(--text-on-dark);
        }

        .form-privacy {
            font-size: 12px;
            color: rgba(245, 247, 245, 0.45);
            margin-top: 8px;
        }

        .form-privacy a {
            color: rgba(245, 247, 245, 0.7);
            text-decoration: underline;
        }

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

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--primary);
            color: rgba(245, 247, 245, 0.7);
            padding: 50px 0 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            margin-bottom: 40px;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: var(--text-on-dark);
            margin: 0 0 14px;
        }

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

        .footer-col ul li {
            padding: 5px 0;
        }

        .footer-col ul li a {
            font-size: 13px;
            color: rgba(245, 247, 245, 0.55);
            transition: color 0.25s;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 24px;
            text-align: center;
            font-size: 12px;
            color: rgba(245, 247, 245, 0.4);
        }

        .footer-bottom p {
            margin: 4px 0;
        }

        .footer-bottom a {
            color: rgba(245, 247, 245, 0.55);
        }

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

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .kpi-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .service-matrix-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .brand-intro-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .news-featured {
                grid-template-columns: 1fr;
            }
            .ranking-grid {
                grid-template-columns: 1fr;
            }
            .referral-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .cta-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 768px) {
            .section {
                padding: var(--section-gap-mobile) 0;
            }
            .hero-section {
                min-height: 460px;
                padding: 40px 0 50px;
            }
            .hero-content h1 {
                font-size: 28px;
            }
            .hero-content .hero-subtitle {
                font-size: 15px;
            }
            .kpi-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .kpi-number {
                font-size: 26px;
            }
            .service-matrix-grid {
                grid-template-columns: 1fr;
            }
            .news-more-list {
                grid-template-columns: 1fr;
            }
            .deep-reading {
                padding: 24px 18px;
            }
            .comparison-table {
                font-size: 12px;
            }
            .comparison-table th,
            .comparison-table td {
                padding: 10px 8px;
            }
            .nav-top-row {
                padding: 10px 0;
                gap: 8px;
            }
            .brand-text {
                font-size: 15px;
            }
            .nav-search {
                max-width: 100%;
                order: 3;
                flex-basis: 100%;
            }
            .nav-cta {
                gap: 6px;
            }
            .btn {
                padding: 8px 14px;
                font-size: 12px;
            }
            .nav-tab {
                padding: 8px 12px;
                font-size: 12px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .hero-floating-card {
                max-width: 100%;
                margin-left: 16px;
                margin-right: 16px;
            }
            .cta-form-card {
                padding: 20px;
            }
        }

        @media (max-width: 520px) {
            .hero-content h1 {
                font-size: 24px;
            }
            .hero-content .hero-subtitle {
                font-size: 14px;
            }
            .kpi-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 8px;
            }
            .kpi-number {
                font-size: 22px;
            }
            .kpi-card {
                padding: 14px 10px;
            }
            .section-title {
                font-size: 21px;
            }
            .nav-brand .brand-text {
                font-size: 13px;
                letter-spacing: 0;
            }
            .btn {
                padding: 6px 10px;
                font-size: 11px;
            }
            .service-card {
                padding: 18px;
                min-height: 180px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .deep-reading {
                padding: 16px 14px;
            }
            .deep-reading h2 {
                font-size: 18px;
            }
            .faq-wrapper .accordion-title {
                padding: 14px 16px;
                font-size: 13px;
            }
            .faq-wrapper .accordion-content {
                padding: 0 16px 14px;
                font-size: 13px;
            }
            .comparison-table th,
            .comparison-table td {
                padding: 8px 4px;
                font-size: 11px;
            }
            .tag-yes,
            .tag-no,
            .tag-diff {
                font-size: 10px;
                padding: 1px 6px;
            }
        }

        /* Foundation overrides */
        .accordion-title {
            background: none;
        }
        .accordion-title:focus {
            outline: 2px solid var(--accent);
            outline-offset: -2px;
        }
        input,
        select {
            font-family: var(--font-cn);
        }
        .button {
            font-family: var(--font-cn);
        }
        a:focus {
            outline-color: var(--accent);
        }

/* roulang page: category1 */
:root {
            --primary: #0E1216;
            --primary-light: #1A1E22;
            --primary-mid: #23282F;
            --accent: #C8FF00;
            --accent-soft: #D4FF3F;
            --secondary: #FF6A3D;
            --secondary-dark: #E8483F;
            --surface: #F5F7F5;
            --surface-warm: #E8EDE9;
            --text-main: #1A1E22;
            --text-light: #6B7280;
            --text-on-dark: #F5F7F5;
            --border: #E8EDE9;
            --border-dark: rgba(255, 255, 255, 0.08);
            --radius-card: 12px;
            --radius-btn: 6px;
            --radius-pill: 20px;
            --radius-input: 8px;
            --radius-tag: 4px;
            --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.12);
            --glow-accent: 0 0 12px rgba(200, 255, 0, 0.4);
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Helvetica Neue', sans-serif;
            --font-num: 'Roboto Condensed', 'Inter', 'Oswald', sans-serif;
            --container-max: 1200px;
            --section-gap: 72px;
            --section-gap-mobile: 40px;
        }

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

        body {
            font-family: var(--font-cn);
            background-color: var(--surface);
            color: var(--text-main);
            line-height: 1.8;
            font-size: 16px;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            color: var(--text-main);
            text-decoration: none;
            transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
        }

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

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

        button {
            font-family: var(--font-cn);
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 14px;
            cursor: pointer;
            border: 1px solid transparent;
            transition: all 0.25s ease;
            text-align: center;
            line-height: 1.4;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--primary);
            color: var(--accent);
            border: 1px solid var(--accent);
        }
        .btn-primary:hover {
            background: var(--accent);
            color: var(--primary);
            box-shadow: var(--glow-accent);
        }

        .btn-secondary {
            background: transparent;
            color: var(--text-main);
            border: 1px solid var(--text-main);
        }
        .btn-secondary:hover {
            background: var(--surface-warm);
            border-color: var(--secondary);
            color: var(--secondary);
        }

        .btn-cta {
            background: var(--secondary);
            color: #FFFFFF;
            border: 1px solid var(--secondary);
        }
        .btn-cta:hover {
            background: var(--secondary-dark);
            border-color: var(--secondary-dark);
            box-shadow: 0 6px 18px rgba(232, 72, 63, 0.3);
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--primary);
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.25);
        }

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

        .nav-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .brand-icon {
            width: 32px;
            height: 32px;
            background: var(--accent);
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 18px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .brand-text {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-on-dark);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .nav-search {
            flex: 1 1 200px;
            max-width: 380px;
            min-width: 160px;
            position: relative;
        }
        .nav-search input {
            width: 100%;
            padding: 10px 16px 10px 38px;
            border-radius: var(--radius-pill);
            border: 1px solid rgba(255, 255, 255, 0.15);
            background: rgba(255, 255, 255, 0.07);
            color: var(--text-on-dark);
            font-size: 13px;
            transition: border-color 0.3s, background 0.3s, box-shadow 0.3s;
            outline: none;
        }
        .nav-search input::placeholder {
            color: rgba(245, 247, 245, 0.5);
        }
        .nav-search input:focus {
            border-color: var(--accent);
            background: rgba(255, 255, 255, 0.12);
            box-shadow: 0 0 0 3px rgba(200, 255, 0, 0.2);
        }
        .nav-search .search-icon {
            position: absolute;
            left: 14px;
            top: 50%;
            transform: translateY(-50%);
            color: rgba(245, 247, 245, 0.6);
            font-size: 13px;
            pointer-events: none;
        }

        .nav-cta {
            display: flex;
            gap: 10px;
            align-items: center;
            flex-shrink: 0;
        }

        .nav-bottom-row {
            background: var(--primary-light);
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }
        .nav-tabs {
            display: flex;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            gap: 4px;
            padding: 10px 20px;
            scrollbar-width: none;
        }
        .nav-tabs::-webkit-scrollbar {
            display: none;
        }
        .nav-tab {
            flex-shrink: 0;
            padding: 8px 18px;
            border-radius: var(--radius-pill);
            font-size: 14px;
            font-weight: 500;
            color: rgba(245, 247, 245, 0.75);
            transition: all 0.25s ease;
            white-space: nowrap;
        }
        .nav-tab:hover {
            color: var(--text-on-dark);
            background: rgba(255, 255, 255, 0.08);
        }
        .nav-tab.active {
            background: var(--accent);
            color: var(--primary);
            font-weight: 700;
        }

        .channel-hero {
            background-image: linear-gradient(180deg, rgba(14, 18, 22, 0.82) 0%, rgba(14, 18, 22, 0.68) 55%, rgba(14, 18, 22, 0.88) 100%), url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            padding: 72px 0 64px;
            color: var(--text-on-dark);
            position: relative;
        }
        .channel-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--accent) 0%, var(--secondary) 100%);
        }
        .channel-hero .container {
            position: relative;
            z-index: 2;
        }
        .channel-hero h1 {
            font-size: 38px;
            font-weight: 700;
            line-height: 1.25;
            margin: 0 0 16px;
            color: var(--text-on-dark);
        }
        .channel-hero h1 .accent {
            color: var(--accent);
        }
        .channel-hero p {
            font-size: 17px;
            line-height: 1.8;
            color: rgba(245, 247, 245, 0.85);
            max-width: 720px;
            margin: 0 0 28px;
        }
        .channel-hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 28px;
            margin-top: 16px;
        }
        .channel-hero-stat {
            display: flex;
            flex-direction: column;
        }
        .channel-hero-stat .stat-num {
            font-family: var(--font-num);
            font-size: 30px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.2;
        }
        .channel-hero-stat .stat-label {
            font-size: 13px;
            color: rgba(245, 247, 245, 0.7);
            margin-top: 4px;
        }

        .section {
            padding: var(--section-gap) 0;
        }
        .section-sm {
            padding: 48px 0;
        }
        .section-title {
            font-size: 26px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--text-main);
            margin: 0 0 12px;
        }
        .section-subtitle {
            font-size: 16px;
            color: var(--text-light);
            line-height: 1.7;
            max-width: 760px;
            margin: 0 0 32px;
        }

        .overview-block {
            background: #FFFFFF;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 36px 40px;
            box-shadow: var(--shadow-card);
        }
        .overview-block p {
            font-size: 16px;
            line-height: 1.9;
            color: var(--text-main);
            margin: 0 0 20px;
        }
        .overview-block p:last-child {
            margin-bottom: 0;
        }
        .overview-block .highlight {
            color: var(--secondary);
            font-weight: 600;
        }

        .filter-pills {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 32px;
        }
        .filter-pill {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 500;
            background: #FFFFFF;
            border: 1px solid var(--border);
            color: var(--text-main);
            cursor: pointer;
            transition: all 0.25s ease;
            white-space: nowrap;
        }
        .filter-pill:hover {
            border-color: var(--secondary);
            color: var(--secondary);
        }
        .filter-pill.active {
            background: var(--primary);
            color: var(--accent);
            border-color: var(--primary);
        }

        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .content-card {
            background: #FFFFFF;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
            display: flex;
            flex-direction: column;
        }
        .content-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--accent);
        }
        .content-card .card-img {
            height: 180px;
            overflow: hidden;
            position: relative;
            background: var(--surface-warm);
        }
        .content-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .content-card:hover .card-img img {
            transform: scale(1.05);
        }
        .content-card .card-date {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(14, 18, 22, 0.82);
            color: var(--accent);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: var(--radius-tag);
            font-family: var(--font-num);
        }
        .content-card .card-body {
            padding: 20px 22px 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .content-card .card-title {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.45;
            margin: 0 0 10px;
            color: var(--text-main);
        }
        .content-card .card-title a {
            color: inherit;
        }
        .content-card .card-title a:hover {
            color: var(--secondary);
        }
        .content-card .card-excerpt {
            font-size: 14px;
            line-height: 1.75;
            color: var(--text-light);
            margin: 0 0 18px;
            flex: 1;
        }
        .content-card .card-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            border-bottom: 1px solid transparent;
            transition: all 0.25s ease;
            align-self: flex-start;
        }
        .content-card .card-link:hover {
            color: var(--secondary);
            border-bottom-color: var(--secondary);
        }

        .subscribe-cta {
            background: var(--primary);
            border-radius: var(--radius-card);
            padding: 48px 44px;
            color: var(--text-on-dark);
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            margin-top: 16px;
        }
        .subscribe-cta h2 {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-on-dark);
            margin: 0 0 16px;
            line-height: 1.35;
        }
        .subscribe-cta p {
            font-size: 15px;
            color: rgba(245, 247, 245, 0.8);
            line-height: 1.8;
            margin: 0 0 24px;
        }
        .subscribe-cta ul {
            list-style: none;
            padding: 0;
            margin: 0 0 24px;
        }
        .subscribe-cta ul li {
            position: relative;
            padding-left: 26px;
            font-size: 14px;
            color: rgba(245, 247, 245, 0.85);
            line-height: 1.75;
            margin-bottom: 8px;
        }
        .subscribe-cta ul li::before {
            content: '\f058';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            left: 0;
            top: 0;
            color: var(--accent);
            font-size: 15px;
        }
        .subscribe-form {
            background: var(--primary-light);
            border: 1px solid var(--border-dark);
            border-radius: 10px;
            padding: 28px;
        }
        .subscribe-form label {
            font-size: 13px;
            font-weight: 600;
            color: rgba(245, 247, 245, 0.75);
            display: block;
            margin-bottom: 6px;
        }
        .subscribe-form input[type="email"],
        .subscribe-form input[type="text"] {
            width: 100%;
            padding: 11px 16px;
            border-radius: var(--radius-input);
            border: 1px solid rgba(255, 255, 255, 0.15);
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-on-dark);
            font-size: 14px;
            outline: none;
            transition: border-color 0.3s, background 0.3s, box-shadow 0.3s;
            margin-bottom: 16px;
        }
        .subscribe-form input:focus {
            border-color: var(--accent);
            background: rgba(255, 255, 255, 0.1);
            box-shadow: 0 0 0 3px rgba(200, 255, 0, 0.18);
        }
        .subscribe-form .form-check-group {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 18px;
        }
        .subscribe-form .form-check-group label {
            font-size: 13px;
            font-weight: 500;
            color: rgba(245, 247, 245, 0.7);
            margin: 0;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            cursor: pointer;
        }
        .subscribe-form .form-check-group input[type="checkbox"] {
            accent-color: var(--accent);
            width: 16px;
            height: 16px;
            cursor: pointer;
        }
        .subscribe-form .privacy-note {
            font-size: 12px;
            color: rgba(245, 247, 245, 0.45);
            margin-top: 12px;
        }
        .subscribe-form .privacy-note a {
            color: rgba(245, 247, 245, 0.6);
            text-decoration: underline;
        }
        .subscribe-form .privacy-note a:hover {
            color: var(--accent);
        }

        .site-footer {
            background: var(--primary);
            color: rgba(245, 247, 245, 0.75);
            padding: 48px 0 32px;
            margin-top: 32px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            margin-bottom: 36px;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-on-dark);
            margin: 0 0 16px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 13px;
            color: rgba(245, 247, 245, 0.65);
            transition: color 0.25s ease;
        }
        .footer-col ul li a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 24px;
            font-size: 12px;
            color: rgba(245, 247, 245, 0.45);
            text-align: center;
        }
        .footer-bottom p {
            margin: 4px 0;
        }
        .footer-bottom a {
            color: rgba(245, 247, 245, 0.55);
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }

        @media (max-width: 1024px) {
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .subscribe-cta {
                grid-template-columns: 1fr;
                padding: 36px 28px;
            }
        }

        @media (max-width: 640px) {
            :root {
                --section-gap: 40px;
            }
            .nav-top-row {
                gap: 10px;
                padding: 10px 0;
            }
            .nav-search {
                flex: 0 1 auto;
                max-width: none;
                min-width: auto;
            }
            .nav-search input {
                display: none;
            }
            .nav-search .search-icon {
                position: static;
                transform: none;
                font-size: 16px;
                color: var(--text-on-dark);
                cursor: pointer;
                padding: 6px;
                background: rgba(255, 255, 255, 0.08);
                border-radius: 50%;
                width: 34px;
                height: 34px;
                display: flex;
                align-items: center;
                justify-content: center;
            }
            .nav-cta .btn-primary {
                display: none;
            }
            .nav-cta .btn-cta {
                padding: 7px 12px;
                font-size: 12px;
            }
            .brand-text {
                font-size: 16px;
            }
            .channel-hero {
                padding: 44px 0 40px;
            }
            .channel-hero h1 {
                font-size: 28px;
            }
            .channel-hero p {
                font-size: 15px;
            }
            .channel-hero-stats {
                gap: 18px;
            }
            .channel-hero-stat .stat-num {
                font-size: 24px;
            }
            .section-title {
                font-size: 22px;
            }
            .card-grid {
                grid-template-columns: 1fr;
            }
            .overview-block {
                padding: 24px 20px;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .subscribe-cta {
                padding: 28px 20px;
                gap: 24px;
            }
            .subscribe-form {
                padding: 20px;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #0E1216;
            --primary-light: #1A1E22;
            --primary-mid: #23282F;
            --accent: #C8FF00;
            --accent-soft: #D4FF3F;
            --secondary: #FF6A3D;
            --secondary-dark: #E8483F;
            --surface: #F5F7F5;
            --surface-warm: #E8EDE9;
            --text-main: #1A1E22;
            --text-light: #6B7280;
            --text-on-dark: #F5F7F5;
            --border: #E8EDE9;
            --border-dark: rgba(255, 255, 255, 0.08);
            --radius-card: 12px;
            --radius-btn: 6px;
            --radius-pill: 20px;
            --radius-input: 8px;
            --radius-tag: 4px;
            --shadow-card: 0 8px 24px rgba(0,0,0,0.06);
            --shadow-hover: 0 12px 32px rgba(0,0,0,0.12);
            --glow-accent: 0 0 12px rgba(200,255,0,0.4);
            --font-cn: 'PingFang SC','Microsoft YaHei','Noto Sans SC','Helvetica Neue',sans-serif;
            --font-num: 'Roboto Condensed','Inter','Oswald',sans-serif;
            --container-max: 1200px;
            --section-gap: 80px;
            --section-gap-mobile: 40px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-cn);
            background-color: var(--surface);
            color: var(--text-main);
            line-height: 1.8;
            font-size: 16px;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--text-main);
            text-decoration: none;
            transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
        }
        a:hover {
            color: var(--secondary);
        }
        a:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-radius: 2px;
        }
        button {
            font-family: var(--font-cn);
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--primary);
            box-shadow: 0 2px 16px rgba(0,0,0,0.25);
        }
        .nav-top-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 14px 0;
            flex-wrap: wrap;
        }
        .nav-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .brand-icon {
            width: 32px;
            height: 32px;
            background: var(--accent);
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 18px;
            font-weight: 700;
            flex-shrink: 0;
        }
        .brand-text {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-on-dark);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .nav-search {
            flex: 1 1 200px;
            max-width: 380px;
            min-width: 160px;
            position: relative;
        }
        .nav-search input {
            width: 100%;
            padding: 10px 16px 10px 38px;
            border-radius: var(--radius-pill);
            border: 1px solid rgba(255,255,255,0.15);
            background: rgba(255,255,255,0.07);
            color: var(--text-on-dark);
            font-size: 13px;
            transition: border-color 0.3s, background 0.3s, box-shadow 0.3s;
            outline: none;
            font-family: var(--font-cn);
        }
        .nav-search input::placeholder {
            color: rgba(245,247,245,0.5);
        }
        .nav-search input:focus {
            border-color: var(--accent);
            background: rgba(255,255,255,0.12);
            box-shadow: 0 0 0 3px rgba(200,255,0,0.2);
        }
        .nav-search .search-icon {
            position: absolute;
            left: 14px;
            top: 50%;
            transform: translateY(-50%);
            color: rgba(245,247,245,0.6);
            font-size: 13px;
            pointer-events: none;
        }
        .nav-cta {
            display: flex;
            gap: 10px;
            align-items: center;
            flex-shrink: 0;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 14px;
            cursor: pointer;
            border: 1px solid transparent;
            transition: all 0.25s ease;
            text-align: center;
            line-height: 1.4;
            white-space: nowrap;
            font-family: var(--font-cn);
        }
        .btn-primary {
            background: var(--primary);
            color: var(--accent);
            border: 1px solid var(--accent);
        }
        .btn-primary:hover {
            background: var(--accent);
            color: var(--primary);
            box-shadow: var(--glow-accent);
        }
        .btn-secondary {
            background: transparent;
            color: var(--text-main);
            border: 1px solid var(--text-main);
        }
        .btn-secondary:hover {
            background: var(--surface-warm);
            border-color: var(--secondary);
            color: var(--secondary);
        }
        .btn-cta {
            background: var(--secondary);
            color: #fff;
            border: 1px solid var(--secondary);
        }
        .btn-cta:hover {
            background: var(--secondary-dark);
            border-color: var(--secondary-dark);
            color: #fff;
        }
        .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
        }
        .btn-outline-light {
            background: transparent;
            color: var(--text-on-dark);
            border: 1px solid rgba(255,255,255,0.35);
        }
        .btn-outline-light:hover {
            background: rgba(255,255,255,0.1);
            border-color: var(--accent);
            color: var(--accent);
        }
        .nav-bottom-row {
            border-top: 1px solid rgba(255,255,255,0.1);
            background: var(--primary-light);
        }
        .nav-tabs {
            display: flex;
            align-items: center;
            gap: 4px;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            -ms-overflow-style: none;
            padding: 8px 20px;
            white-space: nowrap;
        }
        .nav-tabs::-webkit-scrollbar {
            display: none;
        }
        .nav-tab {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 7px 16px;
            border-radius: var(--radius-pill);
            font-size: 14px;
            font-weight: 500;
            color: rgba(245,247,245,0.75);
            background: transparent;
            border: 1px solid transparent;
            transition: all 0.25s ease;
            white-space: nowrap;
            flex-shrink: 0;
        }
        .nav-tab:hover {
            color: var(--accent);
            background: rgba(200,255,0,0.06);
        }
        .nav-tab.active {
            background: var(--accent);
            color: var(--primary);
            font-weight: 700;
            border-color: var(--accent);
            box-shadow: var(--glow-accent);
        }

        /* ========== 频道页头 ========== */
        .channel-banner {
            position: relative;
            min-height: 260px;
            background: linear-gradient(180deg, rgba(14,18,22,0.9) 0%, rgba(14,18,22,0.72) 55%, rgba(14,18,22,0.88) 100%), url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            display: flex;
            align-items: center;
            padding: 48px 0;
            border-bottom: 3px solid var(--accent);
        }
        .channel-banner .container {
            position: relative;
            z-index: 2;
            width: 100%;
        }
        .channel-banner .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            color: rgba(245,247,245,0.6);
            font-size: 13px;
            margin-bottom: 18px;
            flex-wrap: wrap;
        }
        .channel-banner .breadcrumb a {
            color: rgba(245,247,245,0.6);
        }
        .channel-banner .breadcrumb a:hover {
            color: var(--accent);
        }
        .channel-banner .breadcrumb .sep {
            color: rgba(245,247,245,0.4);
        }
        .channel-banner h1 {
            font-size: 38px;
            font-weight: 700;
            line-height: 1.25;
            color: var(--text-on-dark);
            margin: 0 0 14px 0;
            letter-spacing: 1px;
        }
        .channel-banner h1 .highlight {
            color: var(--accent);
            font-weight: 700;
        }
        .channel-banner .banner-sub {
            font-size: 16px;
            color: rgba(245,247,245,0.75);
            line-height: 1.7;
            max-width: 720px;
            margin-bottom: 22px;
        }
        .banner-stats-row {
            display: flex;
            flex-wrap: wrap;
            gap: 28px;
            align-items: center;
        }
        .banner-stat-item {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .banner-stat-item .stat-icon {
            width: 38px;
            height: 38px;
            background: rgba(200,255,0,0.15);
            border: 1px solid rgba(200,255,0,0.35);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 16px;
            flex-shrink: 0;
        }
        .banner-stat-item .stat-text {
            color: var(--text-on-dark);
            font-size: 13px;
            line-height: 1.5;
        }
        .banner-stat-item .stat-text strong {
            display: block;
            font-size: 20px;
            font-weight: 700;
            color: var(--accent);
            font-family: var(--font-num);
        }

        /* ========== 频道综述深度区 ========== */
        .channel-overview {
            padding: var(--section-gap) 0;
            background: var(--surface);
        }
        .overview-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 40px 44px;
            box-shadow: var(--shadow-card);
        }
        .overview-card h2 {
            font-size: 28px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--text-main);
            margin: 0 0 20px 0;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .overview-card h2 .icon-tag {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--accent);
            color: var(--primary);
            border-radius: 8px;
            font-size: 16px;
            flex-shrink: 0;
        }
        .overview-card p {
            font-size: 16px;
            line-height: 1.9;
            color: var(--text-main);
            margin: 0 0 18px 0;
        }
        .overview-card p:last-child {
            margin-bottom: 0;
        }
        .overview-card .highlight-text {
            color: var(--secondary-dark);
            font-weight: 600;
        }

        /* ========== 筛选 Pill 区 ========== */
        .filter-section {
            padding: 24px 0 36px;
            background: var(--surface);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .filter-group {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
            margin-bottom: 14px;
        }
        .filter-group:last-child {
            margin-bottom: 0;
        }
        .filter-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-light);
            min-width: 64px;
            flex-shrink: 0;
        }
        .filter-pills {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            -ms-overflow-style: none;
            padding: 2px 0;
        }
        .filter-pills::-webkit-scrollbar {
            display: none;
        }
        .filter-pill {
            display: inline-flex;
            align-items: center;
            padding: 7px 16px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 500;
            color: var(--text-main);
            background: #fff;
            border: 1px solid var(--border);
            cursor: pointer;
            transition: all 0.25s ease;
            white-space: nowrap;
            flex-shrink: 0;
            font-family: var(--font-cn);
        }
        .filter-pill:hover {
            border-color: var(--secondary);
            color: var(--secondary);
            background: var(--surface);
        }
        .filter-pill.active {
            background: var(--primary);
            color: var(--accent);
            border-color: var(--accent);
            font-weight: 600;
        }

        /* ========== 列表卡片区 ========== */
        .content-list-section {
            padding: var(--section-gap) 0;
            background: var(--surface);
        }
        .section-heading {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            margin-bottom: 32px;
            flex-wrap: wrap;
        }
        .section-heading h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-main);
            margin: 0;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .section-heading h2 .heading-bar {
            width: 5px;
            height: 28px;
            background: var(--accent);
            border-radius: 3px;
            display: inline-block;
        }
        .section-heading .result-count {
            font-size: 13px;
            color: var(--text-light);
            font-weight: 500;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .content-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
        }
        .content-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: rgba(200,255,0,0.5);
        }
        .content-card .card-thumb {
            position: relative;
            height: 200px;
            overflow: hidden;
            background: var(--primary-light);
        }
        .content-card .card-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .content-card:hover .card-thumb img {
            transform: scale(1.04);
        }
        .content-card .card-category-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: var(--secondary);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-tag);
            letter-spacing: 0.5px;
        }
        .content-card .card-category-tag.tag-green {
            background: var(--accent);
            color: var(--primary);
        }
        .content-card .card-body {
            padding: 22px 24px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .content-card .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 12px;
            color: var(--text-light);
            margin-bottom: 10px;
            flex-wrap: wrap;
        }
        .content-card .card-meta .date {
            color: var(--text-light);
            font-family: var(--font-num);
        }
        .content-card .card-meta .divider {
            width: 4px;
            height: 4px;
            background: var(--text-light);
            border-radius: 50%;
            display: inline-block;
        }
        .content-card .card-title {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.45;
            color: var(--text-main);
            margin: 0 0 10px 0;
        }
        .content-card .card-title a {
            color: var(--text-main);
        }
        .content-card .card-title a:hover {
            color: var(--secondary);
        }
        .content-card .card-summary {
            font-size: 14px;
            line-height: 1.75;
            color: var(--text-light);
            margin: 0 0 18px 0;
            flex: 1;
        }
        .content-card .card-action {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 600;
            color: var(--secondary);
            transition: all 0.25s ease;
            align-self: flex-start;
        }
        .content-card .card-action i {
            font-size: 12px;
            transition: transform 0.25s ease;
        }
        .content-card .card-action:hover {
            color: var(--secondary-dark);
        }
        .content-card .card-action:hover i {
            transform: translateX(4px);
        }

        /* ========== 转化订阅模块 ========== */
        .subscribe-module-section {
            padding: var(--section-gap) 0;
            background: var(--primary);
            position: relative;
            overflow: hidden;
        }
        .subscribe-module-section::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(200,255,0,0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .subscribe-wrapper {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            position: relative;
            z-index: 2;
        }
        .subscribe-info h2 {
            font-size: 30px;
            font-weight: 700;
            color: var(--text-on-dark);
            margin: 0 0 16px 0;
            line-height: 1.35;
        }
        .subscribe-info h2 .accent-text {
            color: var(--accent);
        }
        .subscribe-info p {
            font-size: 15px;
            color: rgba(245,247,245,0.75);
            line-height: 1.8;
            margin: 0 0 24px 0;
        }
        .subscribe-benefits {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .subscribe-benefits li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            margin-bottom: 14px;
            color: rgba(245,247,245,0.85);
            font-size: 14px;
            line-height: 1.6;
        }
        .subscribe-benefits li i {
            color: var(--accent);
            font-size: 16px;
            margin-top: 3px;
            flex-shrink: 0;
        }
        .subscribe-form-card {
            background: rgba(255,255,255,0.06);
            border: 1px solid rgba(255,255,255,0.15);
            border-radius: var(--radius-card);
            padding: 32px 36px;
            backdrop-filter: blur(8px);
        }
        .subscribe-form-card h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-on-dark);
            margin: 0 0 20px 0;
            text-align: center;
        }
        .subscribe-form-card .form-row {
            margin-bottom: 16px;
        }
        .subscribe-form-card label {
            display: block;
            font-size: 13px;
            font-weight: 600;
            color: rgba(245,247,245,0.7);
            margin-bottom: 6px;
        }
        .subscribe-form-card input[type="email"],
        .subscribe-form-card input[type="text"] {
            width: 100%;
            padding: 12px 16px;
            border-radius: var(--radius-input);
            border: 1px solid rgba(255,255,255,0.2);
            background: rgba(255,255,255,0.08);
            color: var(--text-on-dark);
            font-size: 14px;
            outline: none;
            transition: all 0.3s ease;
            font-family: var(--font-cn);
        }
        .subscribe-form-card input:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(200,255,0,0.2);
            background: rgba(255,255,255,0.12);
        }
        .subscribe-form-card input::placeholder {
            color: rgba(245,247,245,0.4);
        }
        .checkbox-group {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 4px;
        }
        .checkbox-group label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 500;
            color: rgba(245,247,245,0.75);
            cursor: pointer;
            margin-bottom: 0;
            background: rgba(255,255,255,0.06);
            border: 1px solid rgba(255,255,255,0.18);
            padding: 8px 14px;
            border-radius: var(--radius-pill);
            transition: all 0.25s ease;
        }
        .checkbox-group label:hover {
            border-color: var(--accent);
            color: var(--accent);
        }
        .checkbox-group input[type="checkbox"] {
            accent-color: var(--accent);
            width: 16px;
            height: 16px;
            cursor: pointer;
        }
        .subscribe-form-card .btn-cta-full {
            width: 100%;
            padding: 14px 24px;
            font-size: 16px;
            font-weight: 700;
            border-radius: var(--radius-btn);
            background: var(--secondary);
            color: #fff;
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
            font-family: var(--font-cn);
            margin-top: 8px;
        }
        .subscribe-form-card .btn-cta-full:hover {
            background: var(--secondary-dark);
            box-shadow: 0 6px 20px rgba(255,106,61,0.35);
        }
        .subscribe-form-card .privacy-note {
            font-size: 12px;
            color: rgba(245,247,245,0.45);
            text-align: center;
            margin-top: 14px;
        }
        .subscribe-form-card .privacy-note a {
            color: rgba(245,247,245,0.55);
            text-decoration: underline;
        }
        .subscribe-form-card .privacy-note a:hover {
            color: var(--accent);
        }

        /* ========== FAQ ========== */
        .faq-section {
            padding: var(--section-gap) 0;
            background: var(--surface);
        }
        .faq-heading {
            text-align: center;
            margin-bottom: 40px;
        }
        .faq-heading h2 {
            font-size: 30px;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 12px 0;
        }
        .faq-heading p {
            font-size: 15px;
            color: var(--text-light);
            margin: 0;
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            margin-bottom: 14px;
            overflow: hidden;
            box-shadow: 0 4px 12px rgba(0,0,0,0.04);
            transition: all 0.3s ease;
        }
        .faq-item:hover {
            box-shadow: 0 6px 20px rgba(0,0,0,0.08);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 24px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
            font-family: var(--font-cn);
            transition: all 0.25s ease;
        }
        .faq-question:hover {
            background: var(--surface);
            color: var(--secondary);
        }
        .faq-question .faq-toggle-icon {
            width: 28px;
            height: 28px;
            background: var(--surface-warm);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            color: var(--text-main);
            transition: all 0.3s ease;
            flex-shrink: 0;
        }
        .faq-question .faq-toggle-icon i {
            transition: transform 0.3s ease;
        }
        .faq-item.active .faq-question .faq-toggle-icon {
            background: var(--accent);
            color: var(--primary);
        }
        .faq-item.active .faq-question .faq-toggle-icon i {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 24px;
            background: var(--surface);
            border-top: 1px solid transparent;
        }
        .faq-item.active .faq-answer {
            max-height: 400px;
            padding: 18px 24px 22px;
            border-top-color: var(--border);
        }
        .faq-answer p {
            font-size: 14px;
            line-height: 1.85;
            color: var(--text-light);
            margin: 0;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--primary);
            color: var(--text-on-dark);
            padding: 56px 0 32px;
            border-top: 3px solid var(--accent);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            margin-bottom: 40px;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--accent);
            margin: 0 0 16px 0;
            letter-spacing: 0.5px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            color: rgba(245,247,245,0.65);
            font-size: 13px;
            transition: color 0.25s ease;
        }
        .footer-col ul li a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 24px;
            text-align: center;
        }
        .footer-bottom p {
            font-size: 12px;
            color: rgba(245,247,245,0.5);
            margin: 0 0 8px 0;
            line-height: 1.7;
        }
        .footer-bottom p:last-child {
            margin-bottom: 0;
        }
        .footer-bottom a {
            color: rgba(245,247,245,0.55);
            font-size: 12px;
            transition: color 0.25s ease;
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .content-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .subscribe-wrapper {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
            .overview-card {
                padding: 28px 24px;
            }
        }
        @media (max-width: 640px) {
            .nav-top-row {
                flex-wrap: wrap;
                gap: 10px;
            }
            .nav-search {
                order: 3;
                max-width: 100%;
                flex: 1 1 100%;
                min-width: 100%;
            }
            .nav-cta .btn {
                padding: 7px 12px;
                font-size: 12px;
            }
            .brand-text {
                font-size: 16px;
            }
            .channel-banner {
                min-height: auto;
                padding: 32px 0;
            }
            .channel-banner h1 {
                font-size: 28px;
            }
            .channel-banner .banner-sub {
                font-size: 14px;
            }
            .banner-stats-row {
                gap: 16px;
            }
            .banner-stat-item .stat-text strong {
                font-size: 16px;
            }
            .overview-card {
                padding: 20px 18px;
            }
            .overview-card h2 {
                font-size: 22px;
            }
            .overview-card p {
                font-size: 14px;
            }
            .content-grid {
                grid-template-columns: 1fr;
            }
            .content-card .card-thumb {
                height: 160px;
            }
            .content-card .card-body {
                padding: 18px 18px 20px;
            }
            .section-heading h2 {
                font-size: 22px;
            }
            .filter-label {
                min-width: 48px;
                font-size: 12px;
            }
            .filter-pill {
                padding: 6px 12px;
                font-size: 12px;
            }
            .subscribe-form-card {
                padding: 24px 20px;
            }
            .subscribe-info h2 {
                font-size: 24px;
            }
            .faq-question {
                padding: 16px 18px;
                font-size: 14px;
            }
            .faq-answer {
                padding: 0 18px;
            }
            .faq-item.active .faq-answer {
                padding: 14px 18px 18px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .footer-col h4 {
                font-size: 13px;
            }
            .footer-col ul li a {
                font-size: 12px;
            }
            .container {
                padding: 0 16px;
            }
            :root {
                --section-gap: 40px;
                --section-gap-mobile: 32px;
            }
        }
        @media (max-width: 420px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .channel-banner h1 {
                font-size: 24px;
            }
            .banner-stats-row {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
        }

/* roulang page: category4 */
:root {
            --primary: #0E1216;
            --primary-light: #1A1E22;
            --primary-mid: #23282F;
            --accent: #C8FF00;
            --accent-soft: #D4FF3F;
            --secondary: #FF6A3D;
            --secondary-dark: #E8483F;
            --surface: #F5F7F5;
            --surface-warm: #E8EDE9;
            --text-main: #1A1E22;
            --text-light: #6B7280;
            --text-on-dark: #F5F7F5;
            --border: #E8EDE9;
            --border-dark: rgba(255, 255, 255, 0.08);
            --radius-card: 12px;
            --radius-btn: 6px;
            --radius-pill: 20px;
            --radius-input: 8px;
            --radius-tag: 4px;
            --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.12);
            --glow-accent: 0 0 12px rgba(200, 255, 0, 0.4);
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Helvetica Neue', sans-serif;
            --font-num: 'Roboto Condensed', 'Inter', 'Oswald', sans-serif;
            --container-max: 1200px;
            --section-gap: 80px;
            --section-gap-mobile: 40px;
        }

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

        body {
            font-family: var(--font-cn);
            background-color: var(--surface);
            color: var(--text-main);
            line-height: 1.8;
            font-size: 16px;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            color: var(--text-main);
            text-decoration: none;
            transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
        }

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

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

        button {
            font-family: var(--font-cn);
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--primary);
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.25);
        }

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

        .nav-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .brand-icon {
            width: 32px;
            height: 32px;
            background: var(--accent);
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 18px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .brand-text {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-on-dark);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .nav-search {
            flex: 1 1 200px;
            max-width: 380px;
            min-width: 160px;
            position: relative;
        }

        .nav-search input {
            width: 100%;
            padding: 10px 16px 10px 38px;
            border-radius: var(--radius-pill);
            border: 1px solid rgba(255, 255, 255, 0.15);
            background: rgba(255, 255, 255, 0.07);
            color: var(--text-on-dark);
            font-size: 13px;
            transition: border-color 0.3s, background 0.3s, box-shadow 0.3s;
            outline: none;
        }

        .nav-search input::placeholder {
            color: rgba(245, 247, 245, 0.5);
        }

        .nav-search input:focus {
            border-color: var(--accent);
            background: rgba(255, 255, 255, 0.12);
            box-shadow: 0 0 0 3px rgba(200, 255, 0, 0.2);
        }

        .nav-search .search-icon {
            position: absolute;
            left: 14px;
            top: 50%;
            transform: translateY(-50%);
            color: rgba(245, 247, 245, 0.6);
            font-size: 13px;
            pointer-events: none;
        }

        .nav-cta {
            display: flex;
            gap: 10px;
            align-items: center;
            flex-shrink: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 14px;
            cursor: pointer;
            border: 1px solid transparent;
            transition: all 0.25s ease;
            text-align: center;
            line-height: 1.4;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--primary);
            color: var(--accent);
            border: 1px solid var(--accent);
        }

        .btn-primary:hover {
            background: var(--accent);
            color: var(--primary);
            box-shadow: var(--glow-accent);
        }

        .btn-secondary {
            background: transparent;
            color: var(--text-main);
            border: 1px solid var(--text-main);
        }

        .btn-secondary:hover {
            background: var(--surface-warm);
            border-color: var(--secondary);
            color: var(--secondary);
        }

        .btn-cta {
            background: var(--secondary);
            color: #fff;
            border: 1px solid var(--secondary);
        }

        .btn-cta:hover {
            background: var(--secondary-dark);
            border-color: var(--secondary-dark);
            box-shadow: 0 4px 14px rgba(232, 72, 63, 0.3);
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
        }

        .btn-outline-light {
            background: transparent;
            color: var(--text-on-dark);
            border: 1px solid rgba(245, 247, 245, 0.35);
        }

        .btn-outline-light:hover {
            background: rgba(245, 247, 245, 0.1);
            border-color: var(--accent);
            color: var(--accent);
        }

        .nav-bottom-row {
            background: var(--primary-light);
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }

        .nav-bottom-row::-webkit-scrollbar {
            display: none;
        }

        .nav-tabs {
            display: flex;
            gap: 6px;
            padding: 8px 20px;
            min-width: max-content;
            flex-wrap: nowrap;
        }

        .nav-tab {
            padding: 7px 16px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 500;
            color: rgba(245, 247, 245, 0.7);
            white-space: nowrap;
            transition: all 0.2s ease;
            border: 1px solid transparent;
        }

        .nav-tab:hover {
            color: var(--accent);
            background: rgba(200, 255, 0, 0.08);
        }

        .nav-tab.active {
            background: var(--accent);
            color: var(--primary);
            font-weight: 700;
            border-color: var(--accent);
        }

        /* ========== CATEGORY PAGE HEADER ========== */
        .category-hero {
            background: var(--primary);
            color: var(--text-on-dark);
            padding: 56px 0 40px;
            position: relative;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.18;
            z-index: 1;
        }

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

        .category-hero h1 {
            font-size: 34px;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 16px;
            color: var(--text-on-dark);
        }

        .category-hero h1 .highlight {
            color: var(--accent);
        }

        .category-hero .subtitle {
            font-size: 16px;
            color: rgba(245, 247, 245, 0.75);
            max-width: 720px;
            line-height: 1.8;
            margin-bottom: 24px;
        }

        .category-stats-row {
            display: flex;
            gap: 28px;
            flex-wrap: wrap;
            margin-top: 8px;
        }

        .category-stat-item {
            display: flex;
            align-items: baseline;
            gap: 8px;
        }

        .category-stat-item .num {
            font-family: var(--font-num);
            font-size: 26px;
            font-weight: 700;
            color: var(--accent);
        }

        .category-stat-item .label {
            font-size: 13px;
            color: rgba(245, 247, 245, 0.65);
        }

        /* ========== SECTION COMMON ========== */
        .section {
            padding: var(--section-gap) 0;
        }

        .section-title {
            font-size: 26px;
            font-weight: 700;
            line-height: 1.35;
            margin-bottom: 8px;
            color: var(--text-main);
        }

        .section-lead {
            font-size: 15px;
            color: var(--text-light);
            line-height: 1.8;
            max-width: 820px;
            margin-bottom: 32px;
        }

        /* ========== OVERVIEW SECTION ========== */
        .overview-section {
            background: #fff;
            border-bottom: 1px solid var(--border);
        }

        .overview-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 40px;
            align-items: start;
        }

        .overview-text p {
            font-size: 15px;
            line-height: 1.85;
            margin-bottom: 16px;
            color: var(--text-main);
        }

        .overview-text .rule-badge {
            display: inline-block;
            background: var(--surface-warm);
            border-left: 3px solid var(--secondary);
            padding: 8px 16px;
            border-radius: 0 var(--radius-card) var(--radius-card) 0;
            font-size: 13px;
            color: var(--text-main);
            margin: 8px 0;
        }

        .overview-side {
            background: var(--surface-warm);
            border-radius: var(--radius-card);
            padding: 24px;
            border: 1px solid var(--border);
        }

        .overview-side h3 {
            font-size: 17px;
            font-weight: 600;
            margin-bottom: 16px;
            color: var(--text-main);
        }

        .overview-side ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .overview-side ul li {
            padding: 8px 0;
            border-bottom: 1px solid var(--border);
            font-size: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--text-main);
        }

        .overview-side ul li:last-child {
            border-bottom: none;
        }

        .overview-side ul li i {
            color: var(--secondary);
            font-size: 12px;
        }

        /* ========== FILTER PILLS ========== */
        .filter-pills {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            margin-bottom: 28px;
        }

        .filter-pill {
            padding: 8px 18px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 500;
            background: #fff;
            border: 1px solid var(--border);
            color: var(--text-main);
            cursor: pointer;
            transition: all 0.2s ease;
            white-space: nowrap;
        }

        .filter-pill:hover {
            border-color: var(--secondary);
            color: var(--secondary);
        }

        .filter-pill.active {
            background: var(--primary);
            color: var(--accent);
            border-color: var(--primary);
        }

        /* ========== CONTENT CARDS ========== */
        .content-cards-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
            gap: 20px;
        }

        .content-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
        }

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

        .content-card .card-image {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16/9;
            background: var(--surface-warm);
        }

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

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

        .content-card .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--secondary);
            color: #fff;
            padding: 4px 10px;
            border-radius: var(--radius-tag);
            font-size: 11px;
            font-weight: 600;
            letter-spacing: 0.5px;
        }

        .content-card .card-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .content-card .card-date {
            font-family: var(--font-num);
            font-size: 12px;
            color: var(--text-light);
            margin-bottom: 8px;
            letter-spacing: 0.3px;
        }

        .content-card .card-title {
            font-size: 16px;
            font-weight: 700;
            line-height: 1.45;
            margin-bottom: 10px;
            color: var(--text-main);
        }

        .content-card .card-summary {
            font-size: 13px;
            line-height: 1.75;
            color: var(--text-light);
            margin-bottom: 16px;
            flex: 1;
        }

        .content-card .card-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--secondary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all 0.2s ease;
            align-self: flex-start;
        }

        .content-card .card-link:hover {
            color: var(--secondary-dark);
            text-decoration: underline;
        }

        /* ========== COMMUNITY SIDEBAR ========== */
        .content-layout {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 32px;
            align-items: start;
        }

        .sidebar-module {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 20px;
            margin-bottom: 20px;
            box-shadow: var(--shadow-card);
        }

        .sidebar-module h3 {
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 14px;
            color: var(--text-main);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .sidebar-module h3 i {
            color: var(--secondary);
        }

        .hot-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .hot-list li {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 10px 0;
            border-bottom: 1px solid var(--border);
            font-size: 13px;
            color: var(--text-main);
        }

        .hot-list li:last-child {
            border-bottom: none;
        }

        .hot-list .rank {
            width: 22px;
            height: 22px;
            background: var(--surface-warm);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 11px;
            font-weight: 700;
            flex-shrink: 0;
            font-family: var(--font-num);
        }

        .hot-list .rank.top {
            background: var(--secondary);
            color: #fff;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: var(--primary);
            color: var(--text-on-dark);
            padding: 56px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 500px;
            height: 100%;
            background: radial-gradient(circle at top right, rgba(200, 255, 0, 0.12), transparent 70%);
            z-index: 1;
        }

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

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

        .cta-left h2 {
            font-size: 26px;
            font-weight: 700;
            margin-bottom: 14px;
            color: var(--text-on-dark);
        }

        .cta-left p {
            font-size: 14px;
            color: rgba(245, 247, 245, 0.7);
            line-height: 1.8;
            margin-bottom: 16px;
        }

        .cta-left ul {
            list-style: none;
            margin: 0 0 20px;
            padding: 0;
        }

        .cta-left ul li {
            font-size: 14px;
            color: var(--text-on-dark);
            padding: 4px 0;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .cta-left ul li i {
            color: var(--accent);
        }

        .cta-right {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-card);
            padding: 28px;
        }

        .cta-right label {
            color: var(--text-on-dark);
            font-size: 13px;
            font-weight: 500;
            display: block;
            margin-bottom: 6px;
        }

        .cta-right input,
        .cta-right select {
            width: 100%;
            padding: 11px 14px;
            border-radius: var(--radius-input);
            border: 1px solid rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.08);
            color: var(--text-on-dark);
            font-size: 14px;
            margin-bottom: 14px;
            outline: none;
            transition: border-color 0.3s, box-shadow 0.3s;
        }

        .cta-right input:focus,
        .cta-right select:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(200, 255, 0, 0.2);
        }

        .cta-right select option {
            background: var(--primary);
            color: var(--text-on-dark);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--primary);
            color: rgba(245, 247, 245, 0.7);
            padding: 48px 0 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
            margin-bottom: 32px;
        }

        .footer-col h4 {
            color: var(--text-on-dark);
            font-size: 14px;
            font-weight: 700;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }

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

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

        .footer-col ul li a {
            font-size: 13px;
            color: rgba(245, 247, 245, 0.6);
            transition: color 0.2s ease;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
            text-align: center;
            font-size: 12px;
            color: rgba(245, 247, 245, 0.45);
        }

        .footer-bottom p {
            margin: 4px 0;
        }

        .footer-bottom a {
            color: rgba(245, 247, 245, 0.6);
            font-size: 12px;
        }

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

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .overview-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

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

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

            .content-cards-grid {
                grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            }

            .section {
                padding: 56px 0;
            }
        }

        @media (max-width: 768px) {
            .nav-top-row {
                padding: 10px 0;
            }

            .nav-search {
                max-width: none;
                flex-basis: 100%;
                order: 3;
            }

            .nav-cta {
                flex-shrink: 0;
            }

            .nav-cta .btn-sm {
                padding: 7px 12px;
                font-size: 12px;
            }

            .nav-tabs {
                padding: 6px 12px;
                gap: 4px;
            }

            .nav-tab {
                padding: 6px 12px;
                font-size: 12px;
            }

            .category-hero {
                padding: 36px 0 28px;
            }

            .category-hero h1 {
                font-size: 26px;
            }

            .category-stats-row {
                gap: 16px;
            }

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

            .section {
                padding: 40px 0;
            }

            .section-title {
                font-size: 22px;
            }

            .content-cards-grid {
                grid-template-columns: 1fr;
            }

            .filter-pills {
                gap: 6px;
                flex-wrap: nowrap;
                overflow-x: auto;
                -webkit-overflow-scrolling: touch;
                scrollbar-width: none;
                padding-bottom: 4px;
            }

            .filter-pills::-webkit-scrollbar {
                display: none;
            }

            .filter-pill {
                flex-shrink: 0;
            }

            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }

            .cta-right {
                padding: 20px;
            }

            .btn {
                padding: 10px 16px;
                font-size: 13px;
            }
        }

        @media (max-width: 520px) {
            .brand-text {
                font-size: 16px;
            }

            .brand-icon {
                width: 28px;
                height: 28px;
                font-size: 14px;
            }

            .nav-cta .btn-primary {
                display: none;
            }

            .category-hero h1 {
                font-size: 22px;
            }

            .category-hero .subtitle {
                font-size: 14px;
            }

            .category-stat-item .num {
                font-size: 18px;
            }

            .section-title {
                font-size: 20px;
            }

            .overview-side {
                padding: 16px;
            }

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

            .footer-bottom {
                font-size: 11px;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #0E1216;
            --primary-light: #1A1E22;
            --primary-mid: #23282F;
            --accent: #C8FF00;
            --accent-soft: #D4FF3F;
            --secondary: #FF6A3D;
            --secondary-dark: #E8483F;
            --surface: #F5F7F5;
            --surface-warm: #E8EDE9;
            --text-main: #1A1E22;
            --text-light: #6B7280;
            --text-on-dark: #F5F7F5;
            --border: #E8EDE9;
            --border-dark: rgba(255, 255, 255, 0.08);
            --radius-card: 12px;
            --radius-btn: 6px;
            --radius-pill: 20px;
            --radius-input: 8px;
            --radius-tag: 4px;
            --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.12);
            --glow-accent: 0 0 12px rgba(200, 255, 0, 0.4);
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Helvetica Neue', sans-serif;
            --font-num: 'Roboto Condensed', 'Inter', 'Oswald', sans-serif;
            --container-max: 1200px;
            --section-gap: 80px;
            --section-gap-mobile: 40px;
        }

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

        body {
            font-family: var(--font-cn);
            background-color: var(--surface);
            color: var(--text-main);
            line-height: 1.8;
            font-size: 16px;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            color: var(--text-main);
            text-decoration: none;
            transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
        }

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

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

        button {
            font-family: var(--font-cn);
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--primary);
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.25);
        }

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

        .nav-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .brand-icon {
            width: 32px;
            height: 32px;
            background: var(--accent);
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 18px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .brand-text {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-on-dark);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .nav-search {
            flex: 1 1 200px;
            max-width: 380px;
            min-width: 160px;
            position: relative;
        }

        .nav-search input {
            width: 100%;
            padding: 10px 16px 10px 38px;
            border-radius: var(--radius-pill);
            border: 1px solid rgba(255, 255, 255, 0.15);
            background: rgba(255, 255, 255, 0.07);
            color: var(--text-on-dark);
            font-size: 13px;
            transition: border-color 0.3s, background 0.3s, box-shadow 0.3s;
            outline: none;
        }

        .nav-search input::placeholder {
            color: rgba(245, 247, 245, 0.5);
        }

        .nav-search input:focus {
            border-color: var(--accent);
            background: rgba(255, 255, 255, 0.12);
            box-shadow: 0 0 0 3px rgba(200, 255, 0, 0.2);
        }

        .nav-search .search-icon {
            position: absolute;
            left: 14px;
            top: 50%;
            transform: translateY(-50%);
            color: rgba(245, 247, 245, 0.6);
            font-size: 13px;
            pointer-events: none;
        }

        .nav-cta {
            display: flex;
            gap: 10px;
            align-items: center;
            flex-shrink: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 14px;
            cursor: pointer;
            border: 1px solid transparent;
            transition: all 0.25s ease;
            text-align: center;
            line-height: 1.4;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--primary);
            color: var(--accent);
            border: 1px solid var(--accent);
        }

        .btn-primary:hover {
            background: var(--accent);
            color: var(--primary);
            box-shadow: var(--glow-accent);
        }

        .btn-secondary {
            background: transparent;
            color: var(--text-main);
            border: 1px solid var(--text-main);
        }

        .btn-secondary:hover {
            background: var(--surface-warm);
            border-color: var(--secondary);
            color: var(--secondary);
        }

        .btn-cta {
            background: var(--secondary);
            color: #fff;
            border: 1px solid var(--secondary);
        }

        .btn-cta:hover {
            background: var(--secondary-dark);
            border-color: var(--secondary-dark);
            color: #fff;
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
        }

        .btn-outline-light {
            background: transparent;
            color: var(--text-on-dark);
            border: 1px solid rgba(245, 247, 245, 0.35);
        }

        .btn-outline-light:hover {
            background: rgba(200, 255, 0, 0.12);
            border-color: var(--accent);
            color: var(--accent);
        }

        .nav-bottom-row {
            border-top: 1px solid rgba(255, 255, 255, 0.07);
            background: rgba(0, 0, 0, 0.25);
        }

        .nav-tabs {
            display: flex;
            align-items: center;
            gap: 4px;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            -ms-overflow-style: none;
            padding: 10px 0;
        }

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

        .nav-tab {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            border-radius: var(--radius-pill);
            font-size: 14px;
            font-weight: 500;
            color: rgba(245, 247, 245, 0.75);
            white-space: nowrap;
            flex-shrink: 0;
            transition: all 0.3s ease;
            border: 1px solid transparent;
        }

        .nav-tab:hover {
            color: var(--accent);
            background: rgba(200, 255, 0, 0.08);
        }

        .nav-tab.active {
            background: var(--accent);
            color: var(--primary);
            font-weight: 700;
            border-color: var(--accent);
        }

        /* ========== PAGE HEADER / BANNER ========== */
        .page-banner {
            background: var(--primary);
            background-image: linear-gradient(120deg, rgba(14, 18, 22, 0.92) 0%, rgba(14, 18, 22, 0.78) 50%, rgba(200, 255, 0, 0.08) 100%), url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            padding: 48px 0 40px;
            position: relative;
            min-height: 220px;
            display: flex;
            align-items: center;
        }

        .page-banner::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--accent) 0%, transparent 60%);
        }

        .page-banner-content {
            display: flex;
            flex-wrap: wrap;
            align-items: flex-end;
            justify-content: space-between;
            gap: 24px;
            position: relative;
            z-index: 2;
        }

        .page-banner-left h1 {
            color: var(--text-on-dark);
            font-size: 34px;
            font-weight: 700;
            line-height: 1.2;
            margin: 0 0 10px;
            letter-spacing: 0.5px;
        }

        .page-banner-left .banner-sub {
            color: rgba(245, 247, 245, 0.72);
            font-size: 15px;
            line-height: 1.7;
            margin: 0;
            max-width: 620px;
        }

        .banner-badge-group {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            margin-top: 14px;
        }

        .banner-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 5px 14px;
            border-radius: var(--radius-pill);
            font-size: 12px;
            font-weight: 600;
            background: rgba(200, 255, 0, 0.14);
            color: var(--accent);
            border: 1px solid rgba(200, 255, 0, 0.25);
        }

        .banner-badge.hot {
            background: rgba(255, 106, 61, 0.16);
            color: var(--secondary);
            border-color: rgba(255, 106, 61, 0.3);
        }

        .banner-side-stats {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            flex-shrink: 0;
        }

        .banner-stat {
            text-align: center;
            padding: 12px 18px;
            border-radius: var(--radius-card);
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-dark);
            min-width: 90px;
        }

        .banner-stat .stat-num {
            font-family: var(--font-num);
            font-size: 26px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.2;
        }

        .banner-stat .stat-label {
            font-size: 11px;
            color: rgba(245, 247, 245, 0.6);
            margin-top: 4px;
        }

        /* ========== SECTION COMMON ========== */
        .section {
            padding: 48px 0;
        }

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

        .section-dark {
            background: var(--primary);
            color: var(--text-on-dark);
        }

        .section-title {
            font-size: 26px;
            font-weight: 700;
            line-height: 1.35;
            margin: 0 0 8px;
            letter-spacing: 0.3px;
        }

        .section-sub {
            font-size: 15px;
            color: var(--text-light);
            line-height: 1.7;
            margin: 0 0 28px;
            max-width: 720px;
        }

        .section-dark .section-title {
            color: var(--text-on-dark);
        }

        .section-dark .section-sub {
            color: rgba(245, 247, 245, 0.6);
        }

        /* ========== OVERVIEW TEXT ========== */
        .overview-block {
            display: grid;
            grid-template-columns: 1fr 360px;
            gap: 32px;
            align-items: start;
        }

        .overview-text {
            font-size: 15px;
            line-height: 1.85;
            color: var(--text-main);
        }

        .overview-text p {
            margin-bottom: 14px;
        }

        .overview-side-card {
            border-radius: var(--radius-card);
            padding: 24px;
            border: 1px solid var(--border);
            background: #fff;
            box-shadow: var(--shadow-card);
        }

        .overview-side-card h3 {
            font-size: 16px;
            font-weight: 700;
            margin: 0 0 12px;
            color: var(--text-main);
        }

        .overview-side-card ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .overview-side-card li {
            display: flex;
            align-items: flex-start;
            gap: 8px;
            padding: 8px 0;
            border-bottom: 1px solid var(--border);
            font-size: 13px;
            line-height: 1.6;
            color: var(--text-light);
        }

        .overview-side-card li:last-child {
            border-bottom: none;
        }

        .overview-side-card li i {
            color: var(--accent);
            font-size: 13px;
            margin-top: 4px;
            flex-shrink: 0;
        }

        .overview-side-card li.highlight-item i {
            color: var(--secondary);
        }

        /* ========== FILTER PILLS ========== */
        .filter-row {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            margin-bottom: 24px;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            -ms-overflow-style: none;
            padding-bottom: 4px;
        }

        .filter-row::-webkit-scrollbar {
            display: none;
        }

        .filter-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-light);
            white-space: nowrap;
            flex-shrink: 0;
            margin-right: 4px;
        }

        .filter-pill {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 7px 16px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 500;
            color: var(--text-main);
            background: #fff;
            border: 1px solid var(--border);
            cursor: pointer;
            white-space: nowrap;
            flex-shrink: 0;
            transition: all 0.25s ease;
        }

        .filter-pill:hover {
            border-color: var(--secondary);
            color: var(--secondary);
        }

        .filter-pill.active {
            background: var(--primary);
            color: var(--accent);
            border-color: var(--primary);
            font-weight: 600;
        }

        .filter-pill.accent-pill {
            background: var(--accent);
            color: var(--primary);
            border-color: var(--accent);
            font-weight: 600;
        }

        /* ========== CONTENT LIST ========== */
        .content-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }

        .content-card {
            display: flex;
            gap: 20px;
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            padding: 18px;
            box-shadow: var(--shadow-card);
            transition: box-shadow 0.3s ease, transform 0.3s ease, border-color 0.3s ease;
            align-items: center;
        }

        .content-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: rgba(255, 106, 61, 0.35);
        }

        .content-card .card-cover {
            width: 130px;
            height: 95px;
            border-radius: 8px;
            object-fit: cover;
            flex-shrink: 0;
        }

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

        .content-card .card-meta {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 6px;
        }

        .content-card .card-date {
            font-family: var(--font-num);
            font-size: 12px;
            color: var(--text-light);
        }

        .content-card .card-tag {
            display: inline-block;
            padding: 2px 8px;
            border-radius: var(--radius-tag);
            font-size: 11px;
            font-weight: 600;
            background: rgba(200, 255, 0, 0.18);
            color: #3d5c00;
        }

        .content-card .card-tag.hot-tag {
            background: rgba(255, 106, 61, 0.14);
            color: var(--secondary);
        }

        .content-card h3 {
            font-size: 16px;
            font-weight: 600;
            line-height: 1.45;
            margin: 0 0 6px;
            letter-spacing: 0.2px;
        }

        .content-card h3 a {
            color: var(--text-main);
            transition: color 0.2s ease;
        }

        .content-card h3 a:hover {
            color: var(--secondary);
        }

        .content-card .card-excerpt {
            font-size: 13px;
            color: var(--text-light);
            line-height: 1.65;
            margin: 0 0 12px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .card-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-main);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 0;
            border-bottom: 2px solid transparent;
            transition: all 0.25s ease;
        }

        .card-link i {
            font-size: 11px;
            transition: transform 0.25s ease;
        }

        .card-link:hover {
            color: var(--secondary);
            border-bottom-color: var(--secondary);
        }

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

        /* ========== CONVERSION MODULE ========== */
        .convert-module {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: stretch;
            margin-top: 36px;
        }

        .convert-info {
            background: var(--primary);
            border-radius: var(--radius-card);
            padding: 28px;
            color: var(--text-on-dark);
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .convert-info h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--accent);
            margin: 0 0 14px;
            line-height: 1.4;
        }

        .convert-info ul {
            list-style: none;
            margin: 0 0 18px;
            padding: 0;
        }

        .convert-info li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            padding: 7px 0;
            font-size: 14px;
            line-height: 1.6;
            color: rgba(245, 247, 245, 0.82);
        }

        .convert-info li i {
            color: var(--accent);
            font-size: 14px;
            margin-top: 4px;
            flex-shrink: 0;
        }

        .convert-form-card {
            background: #fff;
            border-radius: var(--radius-card);
            padding: 28px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
        }

        .convert-form-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin: 0 0 4px;
        }

        .convert-form-card .form-sub {
            font-size: 13px;
            color: var(--text-light);
            margin: 0 0 16px;
        }

        .form-group {
            margin-bottom: 14px;
        }

        .form-group label {
            display: block;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 5px;
            color: var(--text-main);
        }

        .form-control {
            width: 100%;
            padding: 11px 14px;
            border-radius: var(--radius-input);
            border: 1px solid var(--border);
            font-size: 14px;
            color: var(--text-main);
            background: var(--surface);
            outline: none;
            transition: border-color 0.3s, box-shadow 0.3s, background 0.3s;
            font-family: var(--font-cn);
        }

        .form-control:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(200, 255, 0, 0.22);
            background: #fff;
        }

        .checkbox-row {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            margin-bottom: 14px;
        }

        .checkbox-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: var(--text-light);
            cursor: pointer;
        }

        .checkbox-item input[type="checkbox"] {
            accent-color: var(--accent);
            width: 15px;
            height: 15px;
            cursor: pointer;
        }

        .form-privacy {
            font-size: 12px;
            color: var(--text-light);
            margin: 10px 0 0;
            text-align: center;
        }

        .form-privacy a {
            color: var(--text-main);
            font-weight: 500;
            text-decoration: underline;
            text-underline-offset: 3px;
        }

        .form-privacy a:hover {
            color: var(--secondary);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--primary);
            color: rgba(245, 247, 245, 0.7);
            padding: 44px 0 0;
            margin-top: 48px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
            padding-bottom: 28px;
            border-bottom: 1px solid var(--border-dark);
        }

        .footer-col h4 {
            color: var(--text-on-dark);
            font-size: 14px;
            font-weight: 700;
            margin: 0 0 12px;
            letter-spacing: 0.5px;
        }

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

        .footer-col li {
            margin-bottom: 7px;
        }

        .footer-col a {
            color: rgba(245, 247, 245, 0.6);
            font-size: 13px;
            transition: color 0.25s ease;
        }

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

        .footer-bottom {
            padding: 18px 0 24px;
            text-align: center;
            font-size: 12px;
            color: rgba(245, 247, 245, 0.45);
            line-height: 1.8;
        }

        .footer-bottom a {
            color: rgba(245, 247, 245, 0.55);
            transition: color 0.25s ease;
        }

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

        .footer-bottom p {
            margin: 0 0 4px;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .content-list {
                grid-template-columns: 1fr;
            }

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

            .overview-side-card {
                order: -1;
            }

            .convert-module {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .section {
                padding: 36px 0;
            }

            .page-banner {
                padding: 36px 0 32px;
                min-height: 180px;
            }

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

        @media (max-width: 640px) {
            .nav-top-row {
                flex-wrap: nowrap;
                gap: 10px;
                padding: 12px 0;
            }

            .nav-search {
                min-width: 36px;
                flex: 0 1 auto;
                max-width: 200px;
            }

            .nav-search input {
                padding: 9px 12px 9px 34px;
                font-size: 12px;
            }

            .nav-cta .btn-sm {
                padding: 7px 12px;
                font-size: 12px;
            }

            .brand-text {
                font-size: 16px;
            }

            .brand-icon {
                width: 28px;
                height: 28px;
                font-size: 15px;
            }

            .nav-tab {
                padding: 7px 12px;
                font-size: 13px;
            }

            .page-banner-content {
                flex-direction: column;
                align-items: flex-start;
                gap: 16px;
            }

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

            .page-banner-left .banner-sub {
                font-size: 14px;
            }

            .banner-side-stats {
                gap: 10px;
            }

            .banner-stat {
                min-width: 70px;
                padding: 10px 12px;
            }

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

            .content-card {
                flex-direction: column;
                align-items: flex-start;
                gap: 14px;
                padding: 14px;
            }

            .content-card .card-cover {
                width: 100%;
                height: 180px;
                border-radius: 8px;
            }

            .content-card h3 {
                font-size: 15px;
            }

            .filter-row {
                gap: 6px;
                flex-wrap: nowrap;
            }

            .filter-pill {
                padding: 6px 12px;
                font-size: 12px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }

            .section {
                padding: 28px 0;
            }

            .section-title {
                font-size: 22px;
            }

            .convert-form-card,
            .convert-info {
                padding: 20px;
            }

            .convert-info h3 {
                font-size: 17px;
            }
        }

        @media (max-width: 400px) {
            .nav-cta .btn-sm {
                padding: 6px 10px;
                font-size: 11px;
            }

            .brand-text {
                font-size: 14px;
            }

            .nav-tab {
                padding: 6px 10px;
                font-size: 12px;
            }

            .banner-side-stats {
                gap: 6px;
            }

            .banner-stat {
                min-width: 60px;
                padding: 8px 10px;
            }

            .banner-stat .stat-num {
                font-size: 18px;
            }

            .content-card .card-cover {
                height: 150px;
            }

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