/* roulang page: index */
:root {
            --bg: #070b15;
            --bg-light: #0d1526;
            --bg-card: #111b30;
            --bg-card-hover: #17233d;
            --primary: #00e6a0;
            --primary-dark: #00b87e;
            --primary-glow: rgba(0, 230, 160, 0.25);
            --accent: #7b4dff;
            --accent-glow: rgba(123, 77, 255, 0.3);
            --pink: #ff4d8d;
            --text: #eaf0fa;
            --text-soft: #aab6ca;
            --text-weak: #6e7d96;
            --border: rgba(255, 255, 255, 0.08);
            --border-strong: rgba(0, 230, 160, 0.35);
            --radius: 16px;
            --radius-sm: 10px;
            --shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
            --shadow-glow: 0 0 28px rgba(0, 230, 160, 0.15);
            --container-w: 1200px;
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }
        img {
            max-width: 100%;
            display: block;
        }
        button,
        input {
            font-family: inherit;
            border: none;
            outline: none;
        }
        ul {
            list-style: none;
        }
        .container {
            max-width: var(--container-w);
            margin: 0 auto;
            padding: 0 24px;
        }
        .section {
            padding: 84px 0;
            position: relative;
        }
        .section-header {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 52px;
        }
        .section-eyebrow {
            display: inline-block;
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 3px;
            text-transform: uppercase;
            color: var(--primary);
            background: rgba(0, 230, 160, 0.1);
            border: 1px solid var(--border-strong);
            padding: 4px 16px;
            border-radius: 999px;
            margin-bottom: 16px;
        }
        .section-title {
            font-size: 36px;
            font-weight: 900;
            line-height: 1.3;
            letter-spacing: -0.5px;
            margin-bottom: 12px;
            background: linear-gradient(135deg, #fff, var(--primary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .section-subtitle {
            font-size: 16px;
            color: var(--text-soft);
            line-height: 1.8;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: 999px;
            font-weight: 700;
            font-size: 15px;
            border: 2px solid transparent;
            cursor: pointer;
            transition: all var(--transition);
            justify-content: center;
            line-height: 1.4;
        }
        .btn-primary {
            background: var(--primary);
            color: #07120e;
            box-shadow: 0 4px 24px rgba(0, 230, 160, 0.3);
        }
        .btn-primary:hover {
            background: #00ffb0;
            transform: translateY(-2px);
            box-shadow: 0 8px 36px rgba(0, 230, 160, 0.4);
        }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            border-color: var(--border-strong);
        }
        .btn-outline:hover {
            background: rgba(0, 230, 160, 0.1);
            border-color: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(0, 230, 160, 0.15);
        }
        .btn-accent {
            background: linear-gradient(135deg, var(--accent), var(--pink));
            color: #fff;
            box-shadow: 0 4px 24px var(--accent-glow);
        }
        .btn-accent:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 36px rgba(123, 77, 255, 0.4);
        }
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 12px;
            font-weight: 700;
            padding: 4px 14px;
            border-radius: 999px;
            background: rgba(0, 230, 160, 0.12);
            color: var(--primary);
            border: 1px solid var(--border-strong);
        }
        .badge-soft {
            background: rgba(123, 77, 255, 0.12);
            color: #b499ff;
            border-color: rgba(123, 77, 255, 0.3);
        }
        .badge-pink {
            background: rgba(255, 77, 141, 0.12);
            color: #ff8ab3;
            border-color: rgba(255, 77, 141, 0.3);
        }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(7, 11, 21, 0.92);
            backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border);
        }
        .brand-bar {
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
        }
        .brand-bar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 74px;
            gap: 24px;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 900;
            font-size: 20px;
            letter-spacing: -0.3px;
            color: #fff;
            white-space: nowrap;
        }
        .brand-logo .brand-icon {
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary), #00d4ff);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #07120e;
            font-size: 18px;
            flex-shrink: 0;
            box-shadow: 0 0 20px rgba(0, 230, 160, 0.3);
        }
        .brand-logo:hover .brand-icon {
            transform: rotate(8deg) scale(1.05);
            transition: transform 0.3s;
        }
        .brand-search {
            display: flex;
            align-items: center;
            gap: 8px;
            background: var(--bg-light);
            border: 1px solid var(--border);
            border-radius: 999px;
            padding: 6px 8px 6px 16px;
            transition: border-color 0.3s;
        }
        .brand-search:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px var(--primary-glow);
        }
        .brand-search input {
            background: transparent;
            border: none;
            color: var(--text);
            font-size: 13px;
            width: 180px;
        }
        .brand-search input::placeholder {
            color: var(--text-weak);
        }
        .brand-search button {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--primary);
            color: #07120e;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            transition: background 0.3s;
        }
        .brand-search button:hover {
            background: #00ffb0;
        }
        .channel-bar {
            border-top: 1px solid rgba(255, 255, 255, 0.03);
        }
        .channel-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            padding: 0;
            margin: 0;
            min-height: 52px;
        }
        .channel-nav li {
            position: relative;
        }
        .channel-nav a {
            display: inline-block;
            padding: 18px 22px 14px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-soft);
            border-bottom: 3px solid transparent;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .channel-nav a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.03);
        }
        .channel-nav a.active {
            color: var(--primary);
            border-bottom-color: var(--primary);
        }
        .channel-nav a.active::after {
            content: '';
            position: absolute;
            left: 50%;
            transform: translateX(-50%);
            bottom: -1px;
            width: 24px;
            height: 3px;
            background: var(--primary);
            border-radius: 99px;
            box-shadow: 0 0 12px var(--primary);
        }
        .hero {
            position: relative;
            background-size: cover;
            background-position: center;
            padding: 140px 0 150px;
            overflow: hidden;
        }
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 20%, rgba(7, 11, 21, 0.2), rgba(7, 11, 21, 0.92)), linear-gradient(180deg, rgba(7, 11, 21, 0.7) 0%, rgba(7, 11, 21, 0.95) 100%);
        }
        .hero::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 120px;
            background: linear-gradient(180deg, transparent, var(--bg));
        }
        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 800px;
            margin: 0 auto;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 22px;
            border-radius: 999px;
            background: rgba(0, 230, 160, 0.12);
            border: 1px solid var(--border-strong);
            backdrop-filter: blur(10px);
            color: var(--primary);
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.5px;
            margin-bottom: 28px;
        }
        .hero-badge i {
            font-size: 14px;
        }
        .hero h1 {
            font-size: 58px;
            font-weight: 900;
            line-height: 1.2;
            letter-spacing: -1px;
            margin-bottom: 20px;
            background: linear-gradient(135deg, #fff 30%, var(--primary) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-shadow: 0 0 60px rgba(0, 230, 160, 0.1);
        }
        .hero-subtitle {
            font-size: 18px;
            color: var(--text-soft);
            line-height: 1.9;
            margin-bottom: 38px;
            max-width: 620px;
            margin-left: auto;
            margin-right: auto;
        }
        .hero-actions {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .hero-info-row {
            margin-top: 70px;
            display: flex;
            justify-content: center;
            gap: 40px;
            flex-wrap: wrap;
        }
        .hero-info-item {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--text-soft);
            font-size: 14px;
        }
        .hero-info-item i {
            color: var(--primary);
            font-size: 16px;
        }
        .feature-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 38px 30px;
            height: 100%;
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }
        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            opacity: 0;
            transition: opacity 0.3s;
        }
        .feature-card:hover {
            background: var(--bg-card-hover);
            transform: translateY(-6px);
            box-shadow: var(--shadow);
        }
        .feature-card:hover::before {
            opacity: 1;
        }
        .feature-icon {
            width: 58px;
            height: 58px;
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            margin-bottom: 20px;
            background: rgba(0, 230, 160, 0.12);
            color: var(--primary);
            border: 1px solid var(--border-strong);
        }
        .feature-icon.accent {
            background: rgba(123, 77, 255, 0.12);
            color: #b499ff;
            border-color: rgba(123, 77, 255, 0.3);
        }
        .feature-icon.pink {
            background: rgba(255, 77, 141, 0.12);
            color: #ff8ab3;
            border-color: rgba(255, 77, 141, 0.3);
        }
        .feature-card h3 {
            font-size: 19px;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .feature-card p {
            font-size: 14px;
            color: var(--text-soft);
            line-height: 1.75;
        }
        .categories-section {
            background: var(--bg-light);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .category-card {
            position: relative;
            border-radius: var(--radius);
            overflow: hidden;
            height: 100%;
            border: 1px solid var(--border);
            transition: all var(--transition);
        }
        .category-card img {
            width: 100%;
            height: 220px;
            object-fit: cover;
            transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
        }
        .category-card:hover img {
            transform: scale(1.05);
        }
        .category-overlay {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 220px;
            background: linear-gradient(180deg, rgba(7, 11, 21, 0.2), rgba(7, 11, 21, 0.85));
        }
        .category-body {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 24px;
            z-index: 2;
        }
        .category-tag {
            font-size: 12px;
            font-weight: 700;
            color: var(--primary);
            background: rgba(0, 230, 160, 0.15);
            border: 1px solid var(--border-strong);
            display: inline-block;
            padding: 2px 12px;
            border-radius: 99px;
            margin-bottom: 10px;
            backdrop-filter: blur(6px);
        }
        .category-body h3 {
            font-size: 19px;
            font-weight: 700;
            color: #fff;
            line-height: 1.3;
            margin-bottom: 6px;
        }
        .category-body p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.6;
            margin-bottom: 14px;
        }
        .category-link {
            font-size: 13px;
            font-weight: 700;
            color: var(--primary);
            display: inline-flex;
            gap: 6px;
            align-items: center;
        }
        .category-link:hover {
            gap: 10px;
        }
        .post-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 26px;
            height: 100%;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .post-card:hover {
            border-color: var(--border-strong);
            transform: translateY(-4px);
            box-shadow: var(--shadow);
        }
        .post-card-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 14px;
            gap: 12px;
            flex-wrap: wrap;
        }
        .post-card-meta time {
            font-size: 12px;
            color: var(--text-weak);
        }
        .post-card h3 {
            font-size: 17px;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: 10px;
        }
        .post-card h3 a {
            color: var(--text);
        }
        .post-card h3 a:hover {
            color: var(--primary);
        }
        .post-card p {
            font-size: 14px;
            color: var(--text-soft);
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-top: auto;
        }
        .post-empty {
            grid-column: 1 / -1;
            text-align: center;
            padding: 60px 20px;
            color: var(--text-weak);
            font-size: 15px;
            background: var(--bg-card);
            border-radius: var(--radius);
            border: 1px dashed var(--border);
        }
        .steps-section {
            background: var(--bg-light);
            border-top: 1px solid var(--border);
        }
        .step-item {
            text-align: center;
            padding: 30px 20px;
            position: relative;
        }
        .step-number {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), #00d4ff);
            color: #07120e;
            font-weight: 900;
            font-size: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 18px;
            box-shadow: 0 0 26px rgba(0, 230, 160, 0.35);
            position: relative;
            z-index: 2;
        }
        .step-item h3 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .step-item p {
            font-size: 14px;
            color: var(--text-soft);
            line-height: 1.6;
            max-width: 220px;
            margin: 0 auto;
        }
        .step-item:not(:last-child)::after {
            content: '\f105';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            right: -22px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--primary);
            font-size: 18px;
            opacity: 0.6;
        }
        .stats-section {
            background: var(--bg);
            position: relative;
            overflow: hidden;
        }
        .stats-section::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(0, 230, 160, 0.08), transparent 70%);
            pointer-events: none;
        }
        .stat-number {
            font-size: 48px;
            font-weight: 900;
            line-height: 1.1;
            background: linear-gradient(135deg, #fff, var(--primary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 6px;
        }
        .stat-label {
            font-size: 14px;
            color: var(--text-soft);
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 22px 26px;
            margin-bottom: 14px;
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: var(--border-strong);
            background: var(--bg-card-hover);
        }
        .faq-item summary {
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::after {
            content: '\f078';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 13px;
            color: var(--primary);
            flex-shrink: 0;
            transition: transform 0.3s;
        }
        .faq-item[open] summary::after {
            transform: rotate(180deg);
        }
        .faq-item p {
            font-size: 14px;
            color: var(--text-soft);
            line-height: 1.8;
            margin-top: 14px;
            padding-top: 14px;
            border-top: 1px solid var(--border);
        }
        .cta-section {
            padding: 0;
        }
        .cta-inner {
            background: linear-gradient(135deg, rgba(0, 230, 160, 0.12), rgba(123, 77, 255, 0.12)), var(--bg-light);
            border: 1px solid var(--border-strong);
            border-radius: 24px;
            padding: 60px 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-inner::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -80px;
            width: 240px;
            height: 240px;
            background: radial-gradient(circle, var(--primary-glow), transparent 70%);
        }
        .cta-inner h2 {
            font-size: 30px;
            font-weight: 900;
            margin-bottom: 12px;
        }
        .cta-inner p {
            font-size: 15px;
            color: var(--text-soft);
            max-width: 520px;
            margin: 0 auto 30px;
        }
        .site-footer {
            background: var(--bg-light);
            border-top: 1px solid var(--border);
            padding: 60px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 48px;
        }
        .footer-brand p {
            font-size: 14px;
            color: var(--text-soft);
            margin-top: 14px;
            max-width: 320px;
            line-height: 1.7;
        }
        .footer-title {
            font-size: 14px;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            color: var(--text);
            margin-bottom: 16px;
        }
        .footer-links li {
            margin-bottom: 8px;
        }
        .footer-links a {
            font-size: 14px;
            color: var(--text-soft);
            transition: all 0.3s;
            display: inline-flex;
            gap: 6px;
            align-items: center;
        }
        .footer-links a:hover {
            color: var(--primary);
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid var(--border);
            padding: 22px 0;
            text-align: center;
            font-size: 13px;
            color: var(--text-weak);
        }
        @media (max-width: 1024px) {
            .section {
                padding: 64px 0;
            }
            .section-title {
                font-size: 30px;
            }
            .hero h1 {
                font-size: 42px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .step-item:not(:last-child)::after {
                display: none;
            }
        }
        @media (max-width: 768px) {
            .brand-bar-inner {
                height: 62px;
            }
            .brand-search {
                display: none;
            }
            .brand-logo {
                font-size: 16px;
            }
            .brand-logo .brand-icon {
                width: 34px;
                height: 34px;
                font-size: 15px;
            }
            .channel-nav {
                overflow-x: auto;
                -webkit-overflow-scrolling: touch;
                scrollbar-width: none;
            }
            .channel-nav::-webkit-scrollbar {
                display: none;
            }
            .channel-nav a {
                padding: 14px 16px 12px;
                font-size: 14px;
            }
            .hero {
                padding: 90px 0 100px;
            }
            .hero h1 {
                font-size: 34px;
            }
            .hero-subtitle {
                font-size: 15px;
            }
            .section-title {
                font-size: 26px;
            }
            .section-subtitle {
                font-size: 14px;
            }
            .cta-inner {
                padding: 40px 24px;
            }
            .cta-inner h2 {
                font-size: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 18px;
            }
            .section {
                padding: 48px 0;
            }
            .hero h1 {
                font-size: 28px;
            }
            .hero-subtitle {
                font-size: 14px;
                line-height: 1.7;
            }
            .hero-actions .btn {
                width: 100%;
            }
            .section-title {
                font-size: 22px;
            }
            .brand-logo .brand-icon {
                display: none;
            }
            .brand-logo {
                font-size: 15px;
            }
            .channel-nav a {
                font-size: 13px;
                padding: 12px 12px 10px;
            }
            .stat-number {
                font-size: 34px;
            }
            .footer-bottom {
                font-size: 12px;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #00f0ff;
            --primary-dark: #00b8d4;
            --secondary: #ff3d81;
            --accent: #ffe600;
            --bg-dark: #0a0e1a;
            --bg-panel: #111827;
            --bg-card: #161f32;
            --bg-elevated: #1b2740;
            --text-main: #e8edf7;
            --text-muted: #8a9bb5;
            --border: rgba(255, 255, 255, 0.08);
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 8px;
            --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.4);
            --shadow-glow: 0 0 24px rgba(0, 240, 255, 0.18);
            --space-section: 90px;
            --font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-family);
            background: var(--bg-dark);
            color: var(--text-main);
            line-height: 1.7;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color 0.25s ease;
        }

        a:hover {
            color: #5cf3ff;
        }

        ul,
        ol {
            list-style: none;
        }

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 28px;
        }

        /* ===== Header ===== */
        .site-header {
            background: rgba(10, 14, 26, 0.95);
            backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 999;
        }

        .brand-bar {
            border-bottom: 1px solid var(--border);
            padding: 14px 0;
        }

        .brand-bar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }

        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            font-size: 22px;
            font-weight: 800;
            color: var(--text-main);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .brand-logo:hover {
            color: var(--primary);
        }

        .brand-icon {
            width: 42px;
            height: 42px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            border-radius: 12px;
            color: #fff;
            font-size: 18px;
            box-shadow: 0 0 18px rgba(0, 240, 255, 0.25);
        }

        .brand-search {
            display: flex;
            align-items: center;
            background: var(--bg-panel);
            border: 1px solid var(--border);
            border-radius: 40px;
            padding: 6px 6px 6px 16px;
            width: 320px;
            transition: border-color 0.3s, box-shadow 0.3s;
        }

        .brand-search:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 12px rgba(0, 240, 255, 0.15);
        }

        .brand-search input {
            flex: 1;
            background: transparent;
            border: none;
            outline: none;
            color: var(--text-main);
            font-size: 14px;
        }

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

        .brand-search button {
            background: linear-gradient(135deg, var(--primary), #0088ff);
            border: none;
            color: #fff;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            cursor: pointer;
            font-size: 14px;
            transition: transform 0.2s;
        }

        .brand-search button:hover {
            transform: scale(1.06);
        }

        .channel-bar {
            padding: 0;
        }

        .channel-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
            overflow-x: auto;
            padding: 8px 0;
            scrollbar-width: none;
        }

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

        .channel-nav li a {
            display: inline-block;
            padding: 9px 18px;
            border-radius: 30px;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-muted);
            border: 1px solid transparent;
            transition: all 0.25s ease;
            white-space: nowrap;
        }

        .channel-nav li a:hover {
            color: var(--primary);
            background: rgba(0, 240, 255, 0.08);
            border-color: rgba(0, 240, 255, 0.18);
        }

        .channel-nav li a.active {
            color: var(--bg-dark);
            background: linear-gradient(135deg, var(--primary), #00c8ff);
            border-color: transparent;
            box-shadow: 0 4px 16px rgba(0, 240, 255, 0.3);
        }

        /* ===== Hero ===== */
        .page-hero {
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            position: relative;
            padding: 110px 0 120px;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(10, 14, 26, 0.92) 30%, rgba(10, 14, 26, 0.55) 70%);
        }

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

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(0, 240, 255, 0.12);
            border: 1px solid rgba(0, 240, 255, 0.3);
            color: var(--primary);
            padding: 6px 16px;
            border-radius: 30px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 22px;
        }

        .page-hero h1 {
            font-size: 44px;
            line-height: 1.3;
            font-weight: 900;
            margin-bottom: 18px;
            letter-spacing: 1px;
        }

        .page-hero h1 span {
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .page-hero p {
            font-size: 17px;
            color: rgba(232, 237, 247, 0.85);
            max-width: 700px;
            margin-bottom: 28px;
        }

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

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: linear-gradient(135deg, var(--primary), #0088ff);
            color: #0a0e1a;
            font-weight: 700;
            padding: 13px 28px;
            border-radius: 40px;
            border: none;
            cursor: pointer;
            font-size: 15px;
            transition: all 0.3s ease;
            box-shadow: 0 6px 20px rgba(0, 240, 255, 0.25);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(0, 240, 255, 0.35);
            color: #0a0e1a;
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: transparent;
            color: var(--text-main);
            border: 1px solid rgba(255, 255, 255, 0.3);
            padding: 13px 28px;
            border-radius: 40px;
            font-weight: 600;
            font-size: 15px;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(0, 240, 255, 0.06);
        }

        /* ===== Section Base ===== */
        .section {
            padding: var(--space-section) 0;
        }

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

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

        .section-tag {
            display: inline-block;
            font-size: 13px;
            letter-spacing: 2px;
            color: var(--primary);
            background: rgba(0, 240, 255, 0.08);
            border: 1px solid rgba(0, 240, 255, 0.2);
            padding: 5px 16px;
            border-radius: 30px;
            margin-bottom: 16px;
            font-weight: 600;
        }

        .section-head h2 {
            font-size: 34px;
            font-weight: 800;
            letter-spacing: 0.5px;
            color: var(--text-main);
        }

        .section-head p {
            color: var(--text-muted);
            max-width: 620px;
            margin: 14px auto 0;
            font-size: 15px;
        }

        /* ===== Category Intro ===== */
        .intro-strip {
            background: var(--bg-panel);
            border-bottom: 1px solid var(--border);
            padding: 40px 0;
        }

        .intro-strip-grid {
            display: grid;
            grid-template-columns: 1fr auto;
            gap: 30px;
            align-items: center;
        }

        .intro-strip h2 {
            font-size: 24px;
            font-weight: 800;
            margin-bottom: 10px;
        }

        .intro-strip p {
            color: var(--text-muted);
            font-size: 15px;
            max-width: 640px;
        }

        .intro-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: flex-end;
        }

        .hash-tag {
            display: inline-block;
            background: var(--bg-card);
            color: var(--text-muted);
            border: 1px solid var(--border);
            padding: 7px 16px;
            border-radius: 30px;
            font-size: 14px;
            font-weight: 500;
            transition: all 0.25s;
            cursor: default;
        }

        .hash-tag:hover {
            border-color: var(--primary);
            color: var(--primary);
        }

        /* ===== Match Cards ===== */
        .match-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .match-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all 0.35s ease;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
        }

        .match-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-card);
            border-color: rgba(0, 240, 255, 0.35);
        }

        .match-card-media {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 9;
        }

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

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

        .match-card-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(10, 14, 26, 0.82);
            backdrop-filter: blur(6px);
            color: var(--primary);
            padding: 5px 14px;
            border-radius: 30px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 1px;
            border: 1px solid rgba(0, 240, 255, 0.3);
        }

        .match-card-body {
            padding: 24px;
        }

        .match-card-body h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 12px;
            line-height: 1.5;
        }

        .match-card-body h3 a {
            color: var(--text-main);
        }

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

        .match-card-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 14px;
        }

        .match-card-meta i {
            color: var(--primary);
            margin-right: 5px;
        }

        .match-card-body p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 18px;
        }

        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--primary);
            font-weight: 600;
            font-size: 14px;
            transition: gap 0.25s;
        }

        .card-link:hover {
            gap: 10px;
            color: #5cf3ff;
        }

        /* ===== Guide Section ===== */
        .guide-grid {
            display: grid;
            grid-template-columns: 1.1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .guide-visual {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .guide-visual img {
            width: 100%;
            display: block;
        }

        .guide-visual::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 50%, rgba(10, 14, 26, 0.8));
        }

        .guide-panel {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px;
            margin-bottom: 20px;
        }

        .guide-panel h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .guide-panel h3 i {
            color: var(--primary);
        }

        .guide-list {
            display: grid;
            gap: 14px;
        }

        .guide-list li {
            display: flex;
            gap: 14px;
            align-items: flex-start;
            padding: 12px 16px;
            background: var(--bg-panel);
            border-radius: var(--radius-md);
            border: 1px solid transparent;
            transition: all 0.25s;
        }

        .guide-list li:hover {
            border-color: rgba(0, 240, 255, 0.2);
            background: var(--bg-elevated);
        }

        .guide-list .step-num {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 14px;
            color: #0a0e1a;
        }

        .guide-list .step-copy {
            flex: 1;
        }

        .guide-list .step-copy strong {
            display: block;
            font-size: 15px;
            margin-bottom: 3px;
        }

        .guide-list .step-copy span {
            font-size: 13px;
            color: var(--text-muted);
        }

        /* ===== Live Panel ===== */
        .live-panel {
            background: linear-gradient(135deg, #0a0e1a 0%, #111827 100%);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 40px;
            position: relative;
            overflow: hidden;
        }

        .live-panel::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(0, 240, 255, 0.12), transparent 70%);
            pointer-events: none;
        }

        .live-head {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 30px;
            flex-wrap: wrap;
            gap: 16px;
        }

        .live-title {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .live-dot {
            width: 10px;
            height: 10px;
            background: #ff3d81;
            border-radius: 50%;
            box-shadow: 0 0 12px rgba(255, 61, 129, 0.8);
            animation: pulse 1.5s infinite;
        }

        @keyframes pulse {
            0%, 100% {
                transform: scale(1);
                opacity: 1;
            }
            50% {
                transform: scale(1.4);
                opacity: 0.6;
            }
        }

        .live-title h3 {
            font-size: 22px;
            font-weight: 800;
        }

        .live-tabs {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .live-tabs span {
            padding: 7px 16px;
            border-radius: 30px;
            font-size: 13px;
            background: var(--bg-card);
            color: var(--text-muted);
            border: 1px solid var(--border);
            cursor: default;
        }

        .live-tabs span.active {
            background: rgba(0, 240, 255, 0.12);
            border-color: var(--primary);
            color: var(--primary);
        }

        .live-table {
            width: 100%;
            border-collapse: collapse;
        }

        .live-table th {
            text-align: left;
            padding: 14px 16px;
            font-size: 13px;
            color: var(--text-muted);
            font-weight: 600;
            border-bottom: 1px solid var(--border);
            letter-spacing: 1px;
        }

        .live-table td {
            padding: 16px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            font-size: 14px;
        }

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

        .live-table .team-cell {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 600;
        }

        .team-icon {
            width: 34px;
            height: 34px;
            background: var(--bg-elevated);
            border-radius: 10px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 14px;
        }

        .score-pill {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #0a0e1a;
            font-weight: 800;
            padding: 4px 16px;
            border-radius: 30px;
            font-size: 14px;
            display: inline-block;
        }

        .status-badge {
            padding: 5px 12px;
            border-radius: 30px;
            font-size: 12px;
            font-weight: 600;
            background: rgba(0, 240, 255, 0.1);
            color: var(--primary);
            border: 1px solid rgba(0, 240, 255, 0.25);
        }

        .status-badge.live {
            background: rgba(255, 61, 129, 0.1);
            color: var(--secondary);
            border-color: rgba(255, 61, 129, 0.3);
        }

        /* ===== Flow / Steps ===== */
        .flow-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            counter-reset: flow;
        }

        .flow-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            text-align: center;
            position: relative;
            transition: all 0.3s ease;
        }

        .flow-card:hover {
            transform: translateY(-4px);
            border-color: rgba(0, 240, 255, 0.3);
            box-shadow: var(--shadow-card);
        }

        .flow-card::before {
            counter-increment: flow;
            content: "0" counter(flow);
            position: absolute;
            top: 18px;
            right: 22px;
            font-size: 14px;
            font-weight: 900;
            color: rgba(0, 240, 255, 0.35);
            letter-spacing: 1px;
        }

        .flow-icon {
            width: 64px;
            height: 64px;
            margin: 0 auto 18px;
            background: linear-gradient(135deg, rgba(0, 240, 255, 0.12), rgba(255, 61, 129, 0.12));
            border-radius: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            color: var(--primary);
            border: 1px solid rgba(0, 240, 255, 0.2);
        }

        .flow-card h3 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 10px;
        }

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

        /* ===== FAQ ===== */
        .faq-grid {
            max-width: 860px;
            margin: 0 auto;
            display: grid;
            gap: 16px;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 24px 28px;
            transition: border-color 0.3s;
        }

        .faq-item:hover {
            border-color: rgba(0, 240, 255, 0.25);
        }

        .faq-item h3 {
            font-size: 16px;
            font-weight: 700;
            display: flex;
            gap: 12px;
            align-items: flex-start;
            margin-bottom: 8px;
        }

        .faq-item h3 i {
            color: var(--primary);
            margin-top: 4px;
        }

        .faq-item p {
            font-size: 14px;
            color: var(--text-muted);
            padding-left: 28px;
            line-height: 1.75;
        }

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

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(10, 14, 26, 0.82);
        }

        .cta-inner {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 700px;
            margin: 0 auto;
        }

        .cta-inner h2 {
            font-size: 36px;
            font-weight: 900;
            margin-bottom: 18px;
        }

        .cta-inner p {
            color: rgba(232, 237, 247, 0.8);
            margin-bottom: 30px;
            font-size: 16px;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #080b14;
            border-top: 1px solid var(--border);
            padding: 60px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 40px;
        }

        .footer-brand p {
            font-size: 14px;
            color: var(--text-muted);
            margin-top: 16px;
            max-width: 360px;
            line-height: 1.7;
        }

        .footer-title {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 18px;
            color: var(--text-main);
            letter-spacing: 1px;
        }

        .footer-links {
            display: grid;
            gap: 10px;
        }

        .footer-links a {
            color: var(--text-muted);
            font-size: 14px;
            transition: all 0.25s;
        }

        .footer-links a i {
            margin-right: 6px;
            font-size: 12px;
            color: var(--primary);
        }

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

        .footer-bottom {
            border-top: 1px solid var(--border);
            padding: 20px 0;
            text-align: center;
        }

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

        /* ===== Responsive ===== */
        @media screen and (max-width: 1024px) {
            .match-grid {
                grid-template-columns: repeat(2, 1fr);
            }

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

            .guide-grid {
                grid-template-columns: 1fr;
                gap: 36px;
            }
        }

        @media screen and (max-width: 768px) {
            :root {
                --space-section: 60px;
            }

            .brand-bar-inner {
                flex-direction: column;
                gap: 12px;
            }

            .brand-search {
                width: 100%;
            }

            .page-hero {
                padding: 80px 0 90px;
            }

            .page-hero h1 {
                font-size: 32px;
            }

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

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

            .intro-tags {
                justify-content: flex-start;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .live-panel {
                padding: 24px;
                overflow-x: auto;
            }

            .live-table {
                min-width: 620px;
            }
        }

        @media screen and (max-width: 520px) {
            .container {
                padding: 0 16px;
            }

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

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

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

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

            .btn-primary,
            .btn-outline {
                justify-content: center;
            }

            .live-head {
                flex-direction: column;
                align-items: flex-start;
            }

            .guide-panel {
                padding: 22px;
            }

            .cta-inner h2 {
                font-size: 26px;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #00e5ff;
            --primary-dark: #00b8d4;
            --accent: #ff6d6d;
            --bg-dark: #0b0f1a;
            --bg-panel: #111827;
            --bg-card: #151e2e;
            --bg-deep: #080b12;
            --text-light: #f0f6ff;
            --text-muted: #9aa8bc;
            --border: rgba(0, 229, 255, 0.15);
            --radius-lg: 20px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-soft: 0 8px 32px rgba(0, 0, 0, 0.35);
            --shadow-glow: 0 0 24px rgba(0, 229, 255, 0.12);
            --space-section: 72px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            background: var(--bg-dark);
            color: var(--text-light);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color 0.25s ease;
        }
        a:hover {
            color: #7ef0ff;
        }
        img {
            max-width: 100%;
            display: block;
        }
        ul,
        ol {
            list-style: none;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .site-header {
            background: rgba(8, 11, 18, 0.95);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(0, 229, 255, 0.1);
            position: sticky;
            top: 0;
            z-index: 100;
        }
        .brand-bar {
            padding: 16px 0;
        }
        .brand-bar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }
        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1.15rem;
            font-weight: 700;
            letter-spacing: 0.5px;
            color: var(--text-light);
        }
        .brand-logo:hover {
            color: var(--primary);
        }
        .brand-icon {
            width: 42px;
            height: 42px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--primary), #6c5ce7);
            border-radius: 12px;
            color: #0b0f1a;
            font-size: 1.2rem;
            box-shadow: 0 0 18px rgba(0, 229, 255, 0.3);
        }
        .brand-search {
            display: flex;
            align-items: center;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border);
            border-radius: 999px;
            padding: 4px 8px 4px 16px;
            max-width: 320px;
            width: 100%;
        }
        .brand-search input {
            background: transparent;
            border: none;
            outline: none;
            color: var(--text-light);
            font-size: 0.85rem;
            width: 100%;
        }
        .brand-search input::placeholder {
            color: rgba(255, 255, 255, 0.4);
        }
        .brand-search button {
            background: var(--primary);
            border: none;
            width: 34px;
            height: 34px;
            border-radius: 50%;
            color: #0b0f1a;
            cursor: pointer;
            transition: background 0.25s ease, transform 0.25s ease;
            flex-shrink: 0;
        }
        .brand-search button:hover {
            background: #7ef0ff;
            transform: scale(1.05);
        }
        .channel-bar {
            background: rgba(8, 11, 18, 0.85);
            border-top: 1px solid rgba(255, 255, 255, 0.04);
        }
        .channel-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            overflow-x: auto;
            padding: 0;
            margin: 0;
            scrollbar-width: none;
        }
        .channel-nav::-webkit-scrollbar {
            display: none;
        }
        .channel-nav li {
            flex-shrink: 0;
        }
        .channel-nav a {
            display: block;
            padding: 13px 18px;
            font-weight: 500;
            font-size: 0.9rem;
            color: var(--text-muted);
            border-bottom: 2px solid transparent;
            transition: all 0.25s ease;
            white-space: nowrap;
            letter-spacing: 0.3px;
        }
        .channel-nav a:hover {
            color: var(--text-light);
            background: rgba(0, 229, 255, 0.06);
        }
        .channel-nav a.active {
            color: var(--primary);
            border-bottom-color: var(--primary);
            font-weight: 600;
        }
        .category-hero {
            background: linear-gradient(rgba(8, 11, 18, 0.88), rgba(8, 11, 18, 0.92)), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            padding: 72px 0 56px;
            text-align: center;
            border-bottom: 1px solid var(--border);
            position: relative;
        }
        .category-hero .hero-tag {
            display: inline-block;
            background: rgba(0, 229, 255, 0.12);
            border: 1px solid rgba(0, 229, 255, 0.3);
            color: var(--primary);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 999px;
            letter-spacing: 1px;
            margin-bottom: 18px;
        }
        .category-hero h1 {
            font-size: 2.4rem;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 16px;
            letter-spacing: 1px;
            background: linear-gradient(135deg, #f0f6ff 30%, var(--primary) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .category-hero p {
            max-width: 680px;
            margin: 0 auto 24px;
            color: var(--text-muted);
            font-size: 1rem;
        }
        .hero-breadcrumb {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 12px;
        }
        .hero-breadcrumb a {
            color: var(--text-muted);
        }
        .hero-breadcrumb a:hover {
            color: var(--primary);
        }
        .hero-breadcrumb .sep {
            margin: 0 8px;
            color: rgba(255, 255, 255, 0.3);
        }
        .section {
            padding: var(--space-section) 0;
        }
        .section-alt {
            background: var(--bg-panel);
            border-top: 1px solid rgba(255, 255, 255, 0.04);
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
        }
        .section-head {
            margin-bottom: 36px;
        }
        .section-head .sec-eyebrow {
            display: inline-block;
            color: var(--primary);
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 2px;
            text-transform: uppercase;
            margin-bottom: 8px;
        }
        .section-head h2 {
            font-size: 1.8rem;
            font-weight: 700;
            line-height: 1.35;
            margin-bottom: 8px;
        }
        .section-head p {
            color: var(--text-muted);
            max-width: 600px;
            font-size: 0.95rem;
        }
        .featured-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.06);
            box-shadow: var(--shadow-soft);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            height: 100%;
        }
        .featured-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-glow), var(--shadow-soft);
        }
        .featured-card .card-media {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
        }
        .featured-card .card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .featured-card:hover .card-media img {
            transform: scale(1.04);
        }
        .card-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(0, 229, 255, 0.92);
            color: #0b0f1a;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 999px;
            letter-spacing: 0.5px;
        }
        .card-body {
            padding: 24px;
        }
        .card-meta {
            display: flex;
            gap: 14px;
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-bottom: 10px;
        }
        .card-meta i {
            margin-right: 4px;
            color: var(--primary);
        }
        .card-body h3 {
            font-size: 1.15rem;
            font-weight: 600;
            line-height: 1.4;
            margin-bottom: 10px;
        }
        .card-body h3 a {
            color: var(--text-light);
            transition: color 0.2s;
        }
        .card-body h3 a:hover {
            color: var(--primary);
        }
        .card-body p {
            color: var(--text-muted);
            font-size: 0.88rem;
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .grid-cards {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .match-list {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 20px;
            border: 1px solid rgba(255, 255, 255, 0.05);
            transition: background 0.25s ease, border-color 0.25s ease;
        }
        .match-list:hover {
            background: rgba(21, 30, 46, 0.9);
            border-color: rgba(0, 229, 255, 0.3);
        }
        .match-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 12px;
            font-size: 0.78rem;
            color: var(--text-muted);
        }
        .match-status {
            background: rgba(0, 229, 255, 0.12);
            color: var(--primary);
            padding: 3px 10px;
            border-radius: 999px;
            font-weight: 600;
            font-size: 0.7rem;
        }
        .match-status.live {
            background: rgba(255, 109, 109, 0.15);
            color: var(--accent);
        }
        .match-teams {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            margin-bottom: 12px;
        }
        .match-team {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 600;
            font-size: 0.9rem;
        }
        .match-team .team-icon {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: linear-gradient(135deg, rgba(0, 229, 255, 0.25), rgba(108, 92, 231, 0.25));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            color: var(--primary);
            border: 1px solid rgba(0, 229, 255, 0.3);
        }
        .match-score {
            font-size: 1.2rem;
            font-weight: 800;
            color: var(--text-light);
            letter-spacing: 2px;
        }
        .match-footer {
            display: flex;
            justify-content: space-between;
            font-size: 0.75rem;
            color: var(--text-muted);
            padding-top: 10px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
        }
        .strategy-card {
            background: linear-gradient(145deg, rgba(21, 30, 46, 0.9), rgba(11, 15, 26, 0.9));
            border-radius: var(--radius-lg);
            padding: 28px;
            border: 1px solid rgba(255, 255, 255, 0.06);
            position: relative;
            overflow: hidden;
            transition: border-color 0.3s ease, transform 0.3s ease;
            height: 100%;
        }
        .strategy-card:hover {
            border-color: rgba(0, 229, 255, 0.4);
            transform: translateY(-4px);
        }
        .strategy-card .step-num {
            font-size: 2.6rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--primary), #6c5ce7);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 14px;
            display: block;
        }
        .strategy-card h3 {
            font-size: 1.05rem;
            font-weight: 600;
            margin-bottom: 8px;
        }
        .strategy-card p {
            color: var(--text-muted);
            font-size: 0.85rem;
            line-height: 1.75;
        }
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .data-band {
            background: linear-gradient(135deg, rgba(0, 229, 255, 0.08), rgba(108, 92, 231, 0.1));
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 40px 28px;
        }
        .data-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }
        .data-item .data-num {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
        }
        .data-item .data-label {
            color: var(--text-muted);
            font-size: 0.82rem;
            margin-top: 6px;
        }
        .faq-accordion {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.06);
            margin-bottom: 14px;
            overflow: hidden;
            transition: border-color 0.25s ease;
        }
        .faq-item:hover {
            border-color: rgba(0, 229, 255, 0.25);
        }
        .faq-item summary {
            padding: 20px 24px;
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary .faq-icon {
            color: var(--primary);
            font-size: 0.8rem;
            flex-shrink: 0;
            width: 20px;
            height: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(0, 229, 255, 0.1);
            transition: transform 0.3s ease;
        }
        .faq-item[open] summary .faq-icon {
            transform: rotate(180deg);
        }
        .faq-item .faq-body {
            padding: 0 24px 20px;
            color: var(--text-muted);
            font-size: 0.88rem;
            line-height: 1.8;
        }
        .cta-section {
            background: linear-gradient(135deg, rgba(0, 229, 255, 0.12), rgba(108, 92, 231, 0.15)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            border-radius: var(--radius-lg);
            padding: 56px 48px;
            text-align: center;
            border: 1px solid var(--border);
        }
        .cta-section h2 {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .cta-section p {
            color: var(--text-muted);
            max-width: 500px;
            margin: 0 auto 28px;
            font-size: 0.95rem;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 32px;
            border-radius: 999px;
            font-weight: 600;
            font-size: 0.9rem;
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
            line-height: 1.4;
        }
        .btn-primary {
            background: var(--primary);
            color: #0b0f1a;
        }
        .btn-primary:hover {
            background: #7ef0ff;
            color: #0b0f1a;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0, 229, 255, 0.35);
        }
        .btn-outline {
            background: transparent;
            border: 1px solid rgba(0, 229, 255, 0.5);
            color: var(--primary);
        }
        .btn-outline:hover {
            background: rgba(0, 229, 255, 0.1);
            border-color: var(--primary);
            color: #7ef0ff;
        }
        .btn-lg {
            padding: 16px 40px;
            font-size: 1rem;
        }
        .site-footer {
            background: var(--bg-deep);
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding: 60px 0 0;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 44px;
        }
        .footer-brand p {
            color: var(--text-muted);
            font-size: 0.85rem;
            margin-top: 16px;
            max-width: 320px;
        }
        .footer-title {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--text-light);
            margin-bottom: 18px;
            letter-spacing: 1px;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: var(--text-muted);
            font-size: 0.85rem;
            transition: color 0.2s ease;
        }
        .footer-links a i {
            color: var(--primary);
            margin-right: 4px;
            font-size: 0.7rem;
        }
        .footer-links a:hover {
            color: var(--primary);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding: 20px 0;
            text-align: center;
        }
        .footer-bottom p {
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.35);
        }
        @media (max-width: 1024px) {
            .grid-cards {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .data-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            :root {
                --space-section: 52px;
            }
            .brand-bar-inner {
                flex-direction: column;
                align-items: stretch;
            }
            .brand-search {
                max-width: 100%;
            }
            .category-hero {
                padding: 48px 0 40px;
            }
            .category-hero h1 {
                font-size: 1.7rem;
            }
            .grid-cards,
            .steps-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .cta-section {
                padding: 40px 24px;
            }
            .cta-section h2 {
                font-size: 1.4rem;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .channel-nav a {
                padding: 10px 14px;
                font-size: 0.82rem;
            }
            .data-grid {
                grid-template-columns: 1fr;
            }
            .match-teams {
                flex-direction: column;
                text-align: center;
            }
            .btn-lg {
                padding: 14px 28px;
                font-size: 0.9rem;
            }
        }
        .btn:focus,
        .brand-search input:focus,
        a:focus {
            outline: 2px solid rgba(0, 229, 255, 0.6);
            outline-offset: 3px;
        }
        .text-center {
            text-align: center;
        }
        .mt-1 {
            margin-top: 12px;
        }
        .mt-2 {
            margin-top: 24px;
        }
        .mb-1 {
            margin-bottom: 12px;
        }
        .mb-2 {
            margin-bottom: 24px;
        }

/* roulang page: article */
:root {
            --primary: #7c3aed;
            --primary-light: #8b5cf6;
            --primary-soft: rgba(124, 58, 237, 0.14);
            --accent: #06b6d4;
            --accent-soft: rgba(6, 182, 212, 0.14);
            --bg-dark: #0b1120;
            --bg-panel: #111a2e;
            --bg-card: #16203a;
            --bg-card-hover: #1d2944;
            --text-head: #f1f5f9;
            --text-body: #94a3b8;
            --text-muted: #64748b;
            --border: rgba(148, 163, 184, 0.13);
            --border-light: rgba(148, 163, 184, 0.22);
            --radius-lg: 18px;
            --radius-md: 13px;
            --radius-sm: 8px;
            --shadow-lg: 0 24px 70px rgba(0, 0, 0, 0.45);
            --shadow-md: 0 10px 32px rgba(0, 0, 0, 0.3);
            --shadow-glow: 0 0 36px rgba(124, 58, 237, 0.12);
            --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            --transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            font-family: var(--font-sans);
            background: var(--bg-dark);
            color: var(--text-body);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        .grid-container {
            max-width: 1280px;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--bg-dark);
            border-bottom: 1px solid var(--border);
            backdrop-filter: blur(16px);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.35);
        }
        .brand-bar {
            border-bottom: 1px solid rgba(148, 163, 184, 0.07);
        }
        .brand-bar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 28px;
            padding: 16px 0;
        }
        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 11px;
            font-size: 1.22rem;
            font-weight: 800;
            color: var(--text-head);
            letter-spacing: 0.2px;
        }
        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            border-radius: 12px;
            color: #fff;
            font-size: 1.05rem;
            box-shadow: 0 4px 16px rgba(124, 58, 237, 0.35);
        }
        .brand-search {
            display: flex;
            align-items: center;
            gap: 0;
            background: var(--bg-panel);
            border: 1px solid var(--border);
            border-radius: 999px;
            padding: 4px 6px 4px 18px;
            width: 300px;
            transition: var(--transition);
        }
        .brand-search:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.18);
        }
        .brand-search input {
            flex: 1;
            border: none;
            outline: none;
            background: transparent;
            color: var(--text-head);
            font-size: 0.9rem;
            min-width: 0;
        }
        .brand-search input::placeholder {
            color: var(--text-muted);
        }
        .brand-search button {
            border: none;
            background: linear-gradient(135deg, var(--primary), #6d28d9);
            color: #fff;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
        }
        .brand-search button:hover {
            transform: scale(1.06);
            box-shadow: 0 4px 14px rgba(124, 58, 237, 0.4);
        }
        .channel-bar {
            background: var(--bg-panel);
        }
        .channel-nav {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            gap: 2px;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }
        .channel-nav::-webkit-scrollbar {
            display: none;
        }
        .channel-nav li {
            flex: 0 0 auto;
        }
        .channel-nav a {
            display: block;
            padding: 13px 18px;
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--text-body);
            border-radius: 10px 10px 0 0;
            position: relative;
            white-space: nowrap;
        }
        .channel-nav a::after {
            content: "";
            position: absolute;
            left: 18px;
            right: 18px;
            bottom: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            border-radius: 3px 3px 0 0;
            transform: scaleX(0);
            transform-origin: left;
            transition: var(--transition);
        }
        .channel-nav a:hover {
            color: var(--text-head);
            background: rgba(255, 255, 255, 0.03);
        }
        .channel-nav a.active {
            color: #fff;
            background: rgba(124, 58, 237, 0.1);
        }
        .channel-nav a.active::after {
            transform: scaleX(1);
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb-bar {
            background: linear-gradient(135deg, rgba(124, 58, 237, 0.1), rgba(6, 182, 212, 0.07)), var(--bg-dark);
            border-bottom: 1px solid var(--border);
            padding: 20px 0;
            margin-bottom: 0;
        }
        .breadcrumb-bar nav {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 0.87rem;
            color: var(--text-muted);
        }
        .breadcrumb-bar a {
            color: var(--text-body);
        }
        .breadcrumb-bar a:hover {
            color: var(--primary-light);
        }
        .breadcrumb-bar .sep {
            color: var(--text-muted);
            font-size: 0.75rem;
        }
        .breadcrumb-bar .current {
            color: #cbd5e1;
            max-width: 420px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        /* ===== Article Layout ===== */
        .article-section {
            padding: 48px 0 64px;
        }
        .article-layout {
            display: grid;
            grid-template-columns: minmax(0, 1fr) 340px;
            gap: 40px;
            align-items: start;
        }

        /* Article Main */
        .article-main {
            background: var(--bg-panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 40px;
            box-shadow: var(--shadow-md);
            position: relative;
            overflow: hidden;
        }
        .article-main::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--accent), transparent);
        }
        .article-header {
            margin-bottom: 28px;
        }
        .article-category {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--primary-soft);
            color: var(--primary-light);
            border: 1px solid rgba(124, 58, 237, 0.25);
            padding: 5px 15px;
            border-radius: 999px;
            font-size: 0.78rem;
            font-weight: 700;
            letter-spacing: 0.4px;
            text-transform: uppercase;
            margin-bottom: 18px;
        }
        .article-header h1 {
            font-size: 2.1rem;
            line-height: 1.35;
            color: var(--text-head);
            margin: 0 0 18px;
            letter-spacing: 0.2px;
            font-weight: 800;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 18px;
            color: var(--text-muted);
            font-size: 0.85rem;
            border-top: 1px solid var(--border);
            padding-top: 16px;
        }
        .article-meta span {
            display: inline-flex;
            align-items: center;
            gap: 7px;
        }
        .article-meta i {
            color: var(--primary-light);
            font-size: 0.9rem;
        }
        .article-cover {
            border-radius: var(--radius-md);
            overflow: hidden;
            margin-bottom: 32px;
            box-shadow: var(--shadow-md);
        }
        .article-cover img {
            width: 100%;
            aspect-ratio: 16/7;
            object-fit: cover;
            transition: var(--transition);
        }
        .article-cover img:hover {
            transform: scale(1.02);
        }

        /* Article Content */
        .article-content {
            font-size: 0.98rem;
            line-height: 1.85;
            color: var(--text-body);
        }
        .article-content p {
            margin: 0 0 1.4em;
        }
        .article-content h2 {
            font-size: 1.5rem;
            color: var(--text-head);
            margin: 1.8em 0 0.7em;
            padding-top: 0.3em;
            font-weight: 700;
        }
        .article-content h3 {
            font-size: 1.2rem;
            color: var(--text-head);
            margin: 1.5em 0 0.5em;
            font-weight: 700;
        }
        .article-content ul,
        .article-content ol {
            margin: 0 0 1.5em 1.4em;
            padding: 0;
        }
        .article-content li {
            margin-bottom: 0.5em;
        }
        .article-content li::marker {
            color: var(--primary-light);
        }
        .article-content a {
            color: var(--accent);
            border-bottom: 1px dashed rgba(6, 182, 212, 0.4);
        }
        .article-content a:hover {
            color: #67e8f9;
            border-bottom-color: var(--accent);
        }
        .article-content blockquote {
            border-left: 4px solid var(--primary);
            background: var(--primary-soft);
            padding: 16px 20px;
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            margin: 1.6em 0;
            color: #cbd5e1;
            font-style: italic;
        }
        .article-content img {
            border-radius: var(--radius-md);
            margin: 1.5em 0;
            box-shadow: var(--shadow-md);
        }
        .article-content code {
            background: rgba(0, 0, 0, 0.35);
            padding: 3px 8px;
            border-radius: 6px;
            font-size: 0.88em;
            color: #f472b6;
        }

        /* Article Tags */
        .article-tags {
            margin-top: 36px;
            padding-top: 22px;
            border-top: 1px solid var(--border);
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
        }
        .article-tags .label {
            font-size: 0.82rem;
            color: var(--text-muted);
            font-weight: 600;
        }
        .tag-item {
            display: inline-block;
            background: var(--bg-card);
            border: 1px solid var(--border);
            padding: 5px 14px;
            border-radius: 999px;
            font-size: 0.78rem;
            color: var(--text-body);
            transition: var(--transition);
        }
        .tag-item:hover {
            border-color: var(--primary);
            color: var(--primary-light);
            background: var(--primary-soft);
        }

        /* ===== Sidebar ===== */
        .article-sidebar {
            display: flex;
            flex-direction: column;
            gap: 28px;
        }
        .sidebar-widget {
            background: var(--bg-panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 26px;
            box-shadow: var(--shadow-md);
        }
        .sidebar-widget h3 {
            font-size: 1.02rem;
            color: var(--text-head);
            margin: 0 0 18px;
            padding-bottom: 13px;
            border-bottom: 1px solid var(--border);
            display: flex;
            align-items: center;
            gap: 9px;
            font-weight: 700;
        }
        .sidebar-widget h3 i {
            color: var(--primary-light);
            font-size: 0.95rem;
        }
        .sidebar-nav {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .sidebar-nav li {
            margin-bottom: 4px;
        }
        .sidebar-nav a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 10px 12px;
            border-radius: 10px;
            font-size: 0.9rem;
            color: var(--text-body);
            transition: var(--transition);
        }
        .sidebar-nav a i {
            font-size: 0.75rem;
            color: var(--text-muted);
            transition: var(--transition);
        }
        .sidebar-nav a:hover {
            background: var(--primary-soft);
            color: var(--primary-light);
            padding-left: 17px;
        }
        .sidebar-nav a:hover i {
            color: var(--primary-light);
            transform: translateX(2px);
        }
        .sidebar-post-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 2px;
        }
        .sidebar-post-list li {
            padding: 9px 0;
            border-bottom: 1px dashed rgba(148, 163, 184, 0.1);
        }
        .sidebar-post-list li:last-child {
            border-bottom: none;
        }
        .sidebar-post-list a {
            display: block;
            font-size: 0.88rem;
            color: var(--text-body);
            line-height: 1.5;
            transition: var(--transition);
        }
        .sidebar-post-list a:hover {
            color: var(--accent);
            padding-left: 6px;
        }
        .widget-cta {
            background: linear-gradient(135deg, rgba(124, 58, 237, 0.2), rgba(6, 182, 212, 0.14)), var(--bg-panel);
            border: 1px solid rgba(124, 58, 237, 0.3);
        }
        .widget-cta h3 {
            border-bottom: none;
            margin-bottom: 8px;
        }
        .widget-cta p {
            font-size: 0.86rem;
            line-height: 1.7;
            color: var(--text-body);
            margin-bottom: 18px;
        }
        .widget-cta .btn {
            width: 100%;
            justify-content: center;
        }

        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 26px;
            border-radius: 999px;
            font-size: 0.92rem;
            font-weight: 700;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            line-height: 1.4;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--primary), #6d28d9);
            color: #fff;
            box-shadow: 0 6px 20px rgba(124, 58, 237, 0.35);
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(124, 58, 237, 0.45);
            color: #fff;
        }
        .btn-outline {
            background: transparent;
            color: var(--text-head);
            border: 1px solid var(--border-light);
        }
        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary-light);
            background: var(--primary-soft);
        }

        /* ===== Related Section ===== */
        .related-section {
            padding: 64px 0;
            background: var(--bg-panel);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 20px;
            margin-bottom: 36px;
        }
        .section-head h2 {
            font-size: 1.7rem;
            color: var(--text-head);
            margin: 0;
            font-weight: 800;
            letter-spacing: 0.2px;
        }
        .section-subtitle {
            font-size: 0.88rem;
            color: var(--text-muted);
            margin-bottom: 4px;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, minmax(0, 1fr));
            gap: 28px;
        }
        .related-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            display: flex;
            flex-direction: column;
            transition: var(--transition);
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
        }
        .related-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
            border-color: rgba(124, 58, 237, 0.35);
            background: var(--bg-card-hover);
        }
        .related-cover {
            overflow: hidden;
            aspect-ratio: 16/9;
        }
        .related-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        .related-card:hover .related-cover img {
            transform: scale(1.05);
        }
        .related-info {
            padding: 22px 22px 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .related-cat {
            align-self: flex-start;
            background: var(--primary-soft);
            color: var(--primary-light);
            padding: 3px 12px;
            border-radius: 999px;
            font-size: 0.72rem;
            font-weight: 700;
            margin-bottom: 12px;
            letter-spacing: 0.4px;
        }
        .related-info h3 {
            font-size: 1.08rem;
            color: var(--text-head);
            margin: 0 0 10px;
            line-height: 1.5;
            font-weight: 700;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-info p {
            font-size: 0.85rem;
            color: var(--text-body);
            margin: 0 0 16px;
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-meta {
            margin-top: auto;
            color: var(--text-muted);
            font-size: 0.78rem;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .related-meta i {
            color: var(--primary-light);
        }

        /* ===== Article CTA ===== */
        .article-cta {
            padding: 70px 0;
            background: radial-gradient(ellipse at center, rgba(124, 58, 237, 0.14) 0%, transparent 65%), var(--bg-dark);
        }
        .cta-inner {
            text-align: center;
            background: var(--bg-panel);
            border: 1px solid rgba(124, 58, 237, 0.25);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            box-shadow: var(--shadow-lg);
            position: relative;
            overflow: hidden;
        }
        .cta-inner::before {
            content: "";
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 240px;
            height: 3px;
            background: linear-gradient(90deg, transparent, var(--primary), var(--accent), transparent);
        }
        .cta-inner h2 {
            font-size: 1.7rem;
            color: var(--text-head);
            margin: 0 0 14px;
            font-weight: 800;
        }
        .cta-inner p {
            font-size: 0.96rem;
            color: var(--text-body);
            max-width: 520px;
            margin: 0 auto 28px;
            line-height: 1.8;
        }
        .cta-actions {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* ===== Not Found ===== */
        .not-found-section {
            padding: 80px 0;
            min-height: 55vh;
            display: flex;
            align-items: center;
        }
        .not-found-card {
            text-align: center;
            background: var(--bg-panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 56px 48px;
            box-shadow: var(--shadow-lg);
            max-width: 540px;
            margin: 0 auto;
        }
        .not-found-card i {
            font-size: 3.2rem;
            color: var(--primary);
            margin-bottom: 20px;
            display: block;
        }
        .not-found-card h1 {
            font-size: 1.6rem;
            color: var(--text-head);
            margin: 0 0 12px;
            font-weight: 800;
        }
        .not-found-card p {
            color: var(--text-body);
            margin-bottom: 28px;
        }
        .not-found-card .btn-group {
            display: flex;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-panel);
            border-top: 1px solid var(--border);
            padding-top: 60px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 44px;
        }
        .footer-brand .brand-logo {
            margin-bottom: 16px;
        }
        .footer-brand p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.8;
            max-width: 360px;
        }
        .footer-title {
            font-size: 1rem;
            color: var(--text-head);
            margin: 0 0 18px;
            font-weight: 700;
        }
        .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            font-size: 0.88rem;
            color: var(--text-muted);
            display: inline-flex;
            align-items: center;
            gap: 7px;
            transition: var(--transition);
        }
        .footer-links a i {
            font-size: 0.7rem;
            color: var(--primary-light);
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--primary-light);
            padding-left: 5px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(148, 163, 184, 0.08);
            padding: 20px 0;
            text-align: center;
            font-size: 0.82rem;
            color: var(--text-muted);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .article-layout {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .article-sidebar {
                display: grid;
                grid-template-columns: repeat(3, 1fr);
                gap: 20px;
            }
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .brand-bar-inner {
                flex-direction: column;
                gap: 14px;
                padding: 14px 0;
            }
            .brand-search {
                width: 100%;
                max-width: 440px;
            }
            .article-section {
                padding: 32px 0 48px;
            }
            .article-main {
                padding: 24px 20px;
            }
            .article-header h1 {
                font-size: 1.5rem;
            }
            .article-sidebar {
                grid-template-columns: 1fr;
            }
            .related-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .section-head {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
                margin-bottom: 26px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .cta-inner {
                padding: 34px 22px;
            }
            .cta-inner h2 {
                font-size: 1.3rem;
            }
            .article-cta {
                padding: 48px 0;
            }
            
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .channel-nav a {
                padding: 11px 14px;
                font-size: 0.84rem;
            }
            .article-main {
                padding: 20px 16px;
            }
            .article-header h1 {
                font-size: 1.3rem;
            }
            .article-meta {
                flex-direction: column;
                gap: 8px;
            }
            .article-cover img {
                aspect-ratio: 16/10;
            }
            .related-info {
                padding: 18px;
            }
            .not-found-card {
                padding: 40px 24px;
            }
            .btn {
                padding: 10px 20px;
                font-size: 0.85rem;
            }
        }

/* roulang page: category3 */
:root {
        --primary: #00e5ff;
        --primary-dark: #00b8d4;
        --primary-light: #80efff;
        --secondary: #ff2d78;
        --secondary-dark: #d6005c;
        --accent: #ffc400;
        --bg-dark: #0a0e17;
        --bg-darker: #070a11;
        --bg-card: #111827;
        --bg-card-hover: #1a2332;
        --text-main: #e8edf5;
        --text-weak: #94a3b8;
        --border: rgba(255, 255, 255, 0.08);
        --radius: 16px;
        --radius-sm: 10px;
        --shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
        --shadow-hover: 0 16px 40px rgba(0, 229, 255, 0.12);
        --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }

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

    html {
        scroll-behavior: smooth;
    }

    body {
        font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
        font-size: 16px;
        line-height: 1.75;
        color: var(--text-main);
        background: var(--bg-dark);
        -webkit-font-smoothing: antialiased;
    }

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

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

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

    ul {
        list-style: none;
    }

    .container {
        max-width: 1280px;
        margin: 0 auto;
        padding: 0 24px;
        width: 100%;
        position: relative;
    }

    /* ========== Header ========== */
    .site-header {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 100;
        background: rgba(10, 14, 23, 0.92);
        backdrop-filter: blur(18px);
        -webkit-backdrop-filter: blur(18px);
        border-bottom: 1px solid var(--border);
    }

    .brand-bar {
        padding: 14px 0;
        border-bottom: 1px solid var(--border);
    }

    .brand-bar-inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 20px;
    }

    .brand-logo {
        display: flex;
        align-items: center;
        gap: 12px;
        font-size: 1.28rem;
        font-weight: 800;
        letter-spacing: 0.4px;
        background: linear-gradient(120deg, var(--primary), var(--secondary));
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
        white-space: nowrap;
    }

    .brand-icon {
        width: 40px;
        height: 40px;
        display: flex;
        align-items: center;
        justify-content: center;
        background: linear-gradient(135deg, var(--primary), var(--secondary));
        border-radius: 12px;
        font-size: 1.1rem;
        color: #fff;
        -webkit-text-fill-color: #fff;
        box-shadow: 0 4px 16px rgba(0, 229, 255, 0.3);
    }

    .brand-search {
        display: flex;
        width: 280px;
        max-width: 100%;
        background: rgba(255, 255, 255, 0.06);
        border: 1px solid var(--border);
        border-radius: 50px;
        overflow: hidden;
        transition: var(--transition);
    }

    .brand-search:focus-within {
        border-color: var(--primary);
        box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.15);
    }

    .brand-search input {
        flex: 1;
        background: transparent;
        border: none;
        outline: none;
        padding: 10px 18px;
        color: var(--text-main);
        font-size: 0.9rem;
    }

    .brand-search input::placeholder {
        color: var(--text-weak);
    }

    .brand-search button {
        width: 44px;
        background: linear-gradient(135deg, var(--primary), var(--primary-dark));
        border: none;
        color: #fff;
        cursor: pointer;
        transition: var(--transition);
    }

    .brand-search button:hover {
        background: linear-gradient(135deg, var(--primary-light), var(--primary));
    }

    .channel-bar {
        padding: 0;
    }

    .channel-nav {
        display: flex;
        align-items: center;
        gap: 4px;
        padding: 6px 0;
        overflow-x: auto;
        scrollbar-width: none;
        -ms-overflow-style: none;
        white-space: nowrap;
    }

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

    .channel-nav li a {
        display: inline-flex;
        align-items: center;
        padding: 10px 20px;
        font-size: 0.93rem;
        font-weight: 600;
        color: var(--text-weak);
        border-radius: 40px;
        transition: var(--transition);
        position: relative;
        letter-spacing: 0.3px;
    }

    .channel-nav li a::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 50%;
        transform: translateX(-50%);
        width: 0;
        height: 3px;
        border-radius: 3px;
        background: linear-gradient(90deg, var(--primary), var(--secondary));
        transition: var(--transition);
    }

    .channel-nav li a:hover {
        color: var(--text-main);
        background: rgba(0, 229, 255, 0.08);
    }

    .channel-nav li a:hover::after {
        width: 60%;
    }

    .channel-nav li a.active {
        color: var(--primary);
        background: rgba(0, 229, 255, 0.1);
    }

    .channel-nav li a.active::after {
        width: 60%;
    }

    /* ========== Hero / Banner ========== */
    .category-hero {
        padding: 170px 0 90px;
        position: relative;
        background: linear-gradient(135deg, rgba(7, 10, 17, 0.92), rgba(17, 24, 39, 0.85)),
            url('/assets/images/backpic/back-2.png') center/cover no-repeat;
        border-bottom: 1px solid var(--border);
        overflow: hidden;
    }

    .category-hero::before {
        content: '';
        position: absolute;
        top: -100px;
        right: -100px;
        width: 400px;
        height: 400px;
        background: radial-gradient(circle, rgba(0, 229, 255, 0.25), transparent 60%);
        border-radius: 50%;
        pointer-events: none;
    }

    .category-hero::after {
        content: '';
        position: absolute;
        bottom: -80px;
        left: 20%;
        width: 300px;
        height: 300px;
        background: radial-gradient(circle, rgba(255, 45, 120, 0.2), transparent 70%);
        border-radius: 50%;
        pointer-events: none;
    }

    .category-hero .hero-content {
        position: relative;
        z-index: 2;
        text-align: center;
        max-width: 800px;
        margin: 0 auto;
    }

    .hero-badge {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: rgba(0, 229, 255, 0.12);
        border: 1px solid rgba(0, 229, 255, 0.3);
        color: var(--primary);
        padding: 8px 20px;
        border-radius: 50px;
        font-size: 0.85rem;
        font-weight: 600;
        margin-bottom: 24px;
        letter-spacing: 1px;
    }

    .hero-badge i {
        font-size: 0.8rem;
    }

    .category-hero h1 {
        font-size: clamp(2rem, 5vw, 3.2rem);
        font-weight: 900;
        line-height: 1.25;
        margin-bottom: 20px;
        letter-spacing: -0.5px;
        background: linear-gradient(120deg, #fff, var(--primary-light));
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
    }

    .hero-description {
        font-size: 1.08rem;
        color: var(--text-weak);
        margin-bottom: 32px;
        max-width: 660px;
        margin-left: auto;
        margin-right: auto;
        line-height: 1.8;
    }

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

    /* ========== Section common ========== */
    .section {
        padding: 90px 0;
        position: relative;
    }

    .section-head {
        text-align: center;
        max-width: 700px;
        margin: 0 auto 60px;
    }

    .section-eyebrow {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        font-size: 0.85rem;
        font-weight: 700;
        color: var(--primary);
        text-transform: uppercase;
        letter-spacing: 2px;
        margin-bottom: 14px;
    }

    .section-head h2 {
        font-size: clamp(1.8rem, 3.5vw, 2.6rem);
        font-weight: 800;
        line-height: 1.3;
        margin-bottom: 16px;
        letter-spacing: -0.3px;
    }

    .section-head p {
        color: var(--text-weak);
        font-size: 1.02rem;
        line-height: 1.8;
    }

    /* ========== Activity Cards ========== */
    .activity-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 28px;
    }

    .activity-card {
        background: var(--bg-card);
        border: 1px solid var(--border);
        border-radius: var(--radius);
        padding: 32px;
        position: relative;
        overflow: hidden;
        transition: var(--transition);
    }

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

    .activity-card:hover {
        transform: translateY(-6px);
        box-shadow: var(--shadow-hover);
        background: var(--bg-card-hover);
        border-color: rgba(0, 229, 255, 0.2);
    }

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

    .activity-icon {
        width: 56px;
        height: 56px;
        border-radius: 14px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.4rem;
        margin-bottom: 22px;
        position: relative;
    }

    .activity-icon.purple {
        background: rgba(167, 139, 250, 0.15);
        color: #a78bfa;
    }

    .activity-icon.pink {
        background: rgba(255, 45, 120, 0.12);
        color: var(--secondary);
    }

    .activity-icon.orange {
        background: rgba(255, 196, 0, 0.12);
        color: var(--accent);
    }

    .activity-card .card-tag {
        position: absolute;
        top: 20px;
        right: 20px;
        font-size: 0.78rem;
        font-weight: 600;
        padding: 4px 14px;
        border-radius: 40px;
        background: rgba(255, 45, 120, 0.15);
        color: var(--secondary);
        border: 1px solid rgba(255, 45, 120, 0.25);
    }

    .activity-card h3 {
        font-size: 1.2rem;
        font-weight: 700;
        margin-bottom: 12px;
        line-height: 1.4;
    }

    .activity-card p {
        font-size: 0.92rem;
        color: var(--text-weak);
        line-height: 1.75;
        margin-bottom: 20px;
    }

    .activity-link {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        font-size: 0.9rem;
        font-weight: 600;
        color: var(--primary);
        transition: var(--transition);
    }

    .activity-link:hover {
        gap: 14px;
        color: var(--primary-light);
    }

    /* ========== Membership ========== */
    .membership-section {
        background: var(--bg-darker);
        position: relative;
        overflow: hidden;
    }

    .membership-section::before {
        content: '';
        position: absolute;
        top: 50%;
        right: -120px;
        width: 400px;
        height: 400px;
        background: radial-gradient(circle, rgba(255, 45, 120, 0.12), transparent 60%);
        border-radius: 50%;
        pointer-events: none;
    }

    .member-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 28px;
    }

    .member-card {
        background: rgba(17, 24, 39, 0.8);
        border: 1px solid var(--border);
        border-radius: var(--radius);
        padding: 36px 30px;
        text-align: center;
        transition: var(--transition);
        position: relative;
        backdrop-filter: blur(10px);
    }

    .member-card.featured {
        border-color: rgba(0, 229, 255, 0.4);
        background: linear-gradient(170deg, rgba(0, 229, 255, 0.08), rgba(17, 24, 39, 0.9));
        transform: scale(1.02);
    }

    .member-card.featured::before {
        content: '最受欢迎';
        position: absolute;
        top: 12px;
        left: 50%;
        transform: translateX(-50%);
        font-size: 0.7rem;
        letter-spacing: 1px;
        background: linear-gradient(135deg, var(--primary), var(--primary-dark));
        color: #fff;
        padding: 4px 16px;
        border-radius: 30px;
        font-weight: 700;
    }

    .member-card:hover {
        transform: translateY(-8px) scale(1.01);
        box-shadow: var(--shadow-hover);
    }

    .member-level {
        font-size: 0.8rem;
        font-weight: 700;
        letter-spacing: 3px;
        color: var(--primary);
        text-transform: uppercase;
        margin-bottom: 16px;
    }

    .member-card.featured .member-level {
        color: var(--secondary);
    }

    .member-name {
        font-size: 1.5rem;
        font-weight: 800;
        margin-bottom: 24px;
        letter-spacing: 1px;
    }

    .member-points {
        font-size: 0.82rem;
        color: var(--text-weak);
        margin-bottom: 12px;
    }

    .member-points strong {
        color: var(--text-main);
        font-size: 1.6rem;
        display: block;
        margin-bottom: 4px;
    }

    .member-status-bar {
        height: 6px;
        border-radius: 10px;
        background: rgba(255, 255, 255, 0.08);
        overflow: hidden;
        margin-bottom: 28px;
    }

    .status-fill {
        height: 100%;
        border-radius: 10px;
    }

    .status-fill.bronze {
        background: linear-gradient(90deg, #cd7f32, #e8a84c);
    }

    .status-fill.silver {
        background: linear-gradient(90deg, #a8b2c8, #d0d8e4);
    }

    .status-fill.gold {
        background: linear-gradient(90deg, #f5a623, #ffd54a);
    }

    .member-list {
        text-align: left;
        margin: 24px 0 30px;
    }

    .member-list li {
        display: flex;
        align-items: flex-start;
        gap: 10px;
        font-size: 0.88rem;
        color: var(--text-weak);
        margin-bottom: 12px;
        line-height: 1.5;
    }

    .member-list li i {
        color: var(--primary);
        margin-top: 5px;
        font-size: 0.8rem;
    }

    /* ========== Buttons ========== */
    .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 10px;
        padding: 14px 32px;
        border-radius: 50px;
        font-size: 0.95rem;
        font-weight: 700;
        border: none;
        cursor: pointer;
        transition: var(--transition);
        letter-spacing: 0.3px;
    }

    .btn-primary {
        background: linear-gradient(135deg, var(--primary), var(--primary-dark));
        color: #0a0e17;
        box-shadow: 0 4px 20px rgba(0, 229, 255, 0.3);
    }

    .btn-primary:hover {
        transform: translateY(-3px);
        box-shadow: 0 8px 30px rgba(0, 229, 255, 0.45);
        color: #0a0e17;
        background: linear-gradient(135deg, var(--primary-light), var(--primary));
    }

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

    .btn-outline:hover {
        border-color: var(--primary);
        color: var(--primary);
        background: rgba(0, 229, 255, 0.06);
        transform: translateY(-3px);
    }

    .btn-light {
        background: #fff;
        color: var(--bg-dark);
        box-shadow: 0 4px 20px rgba(255, 255, 255, 0.2);
    }

    .btn-light:hover {
        transform: translateY(-3px);
        box-shadow: 0 8px 30px rgba(255, 255, 255, 0.35);
        color: var(--bg-dark);
        background: var(--primary-light);
    }

    /* ========== Promo Banner ========== */
    .promo-section {
        padding: 80px 0;
        position: relative;
        overflow: hidden;
    }

    .promo-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 60px;
        align-items: center;
    }

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

    .promo-image img {
        width: 100%;
        aspect-ratio: 4/3;
        object-fit: cover;
        border-radius: var(--radius);
    }

    .promo-image::after {
        content: '';
        position: absolute;
        inset: 0;
        background: linear-gradient(to top, rgba(10, 14, 23, 0.5), transparent);
        border-radius: var(--radius);
    }

    .promo-image .image-badge {
        position: absolute;
        top: 20px;
        left: 20px;
        background: rgba(10, 14, 23, 0.8);
        backdrop-filter: blur(10px);
        padding: 8px 20px;
        border-radius: 40px;
        font-size: 0.82rem;
        font-weight: 600;
        border: 1px solid rgba(0, 229, 255, 0.3);
        z-index: 2;
    }

    .promo-image .image-badge i {
        color: var(--primary);
        margin-right: 6px;
    }

    .promo-content h2 {
        font-size: clamp(1.7rem, 3vw, 2.4rem);
        font-weight: 800;
        margin-bottom: 20px;
        line-height: 1.3;
    }

    .promo-content p {
        color: var(--text-weak);
        font-size: 1rem;
        line-height: 1.8;
        margin-bottom: 24px;
    }

    .promo-features {
        margin-bottom: 30px;
    }

    .promo-features li {
        display: flex;
        align-items: center;
        gap: 12px;
        margin-bottom: 14px;
        font-size: 0.95rem;
    }

    .promo-features li i {
        color: var(--primary);
        font-size: 1rem;
        flex-shrink: 0;
    }

    .number-strip {
        display: flex;
        gap: 24px;
        margin-bottom: 30px;
        padding: 20px 0;
        border-top: 1px solid var(--border);
        border-bottom: 1px solid var(--border);
    }

    .number-strip .num-item {
        flex: 1;
        text-align: center;
    }

    .number-strip .num {
        font-size: 1.8rem;
        font-weight: 900;
        background: linear-gradient(135deg, var(--primary), var(--secondary));
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
    }

    .number-strip .num-label {
        font-size: 0.75rem;
        color: var(--text-weak);
        margin-top: 4px;
    }

    /* ========== Reward List / FAQ ========== */
    .reward-list-section {
        background: linear-gradient(180deg, var(--bg-dark), var(--bg-darker));
    }

    .reward-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }

    .reward-panel {
        background: var(--bg-card);
        border: 1px solid var(--border);
        border-radius: var(--radius);
        padding: 36px;
        transition: var(--transition);
    }

    .reward-panel:hover {
        border-color: rgba(0, 229, 255, 0.25);
        box-shadow: var(--shadow);
    }

    .reward-panel h3 {
        font-size: 1.2rem;
        font-weight: 700;
        margin-bottom: 24px;
        display: flex;
        align-items: center;
        gap: 10px;
    }

    .reward-panel h3 i {
        color: var(--primary);
    }

    .reward-item {
        display: flex;
        align-items: flex-start;
        gap: 16px;
        padding: 16px 0;
        border-bottom: 1px solid var(--border);
    }

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

    .reward-date {
        flex-shrink: 0;
        width: 68px;
        height: 52px;
        border-radius: 10px;
        background: rgba(0, 229, 255, 0.08);
        border: 1px solid rgba(0, 229, 255, 0.2);
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        font-size: 0.7rem;
        color: var(--primary);
        line-height: 1.4;
    }

    .reward-date strong {
        font-size: 1.1rem;
        font-weight: 800;
    }

    .reward-info h4 {
        font-size: 0.98rem;
        font-weight: 600;
        margin-bottom: 4px;
    }

    .reward-info p {
        font-size: 0.85rem;
        color: var(--text-weak);
        line-height: 1.6;
    }

    .reward-tag {
        display: inline-block;
        font-size: 0.72rem;
        font-weight: 600;
        padding: 3px 12px;
        border-radius: 30px;
        background: rgba(255, 196, 0, 0.12);
        color: var(--accent);
        margin-top: 6px;
    }

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

    .faq-accordion {
        max-width: 780px;
        margin: 0 auto;
    }

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

    .faq-item:hover {
        border-color: rgba(0, 229, 255, 0.2);
    }

    .faq-item.active {
        border-color: rgba(0, 229, 255, 0.35);
    }

    .faq-question {
        width: 100%;
        background: transparent;
        border: none;
        padding: 22px 28px;
        font-size: 1rem;
        font-weight: 600;
        color: var(--text-main);
        text-align: left;
        cursor: pointer;
        display: flex;
        justify-content: space-between;
        align-items: center;
        gap: 16px;
        transition: var(--transition);
    }

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

    .faq-question .faq-icon {
        flex-shrink: 0;
        width: 30px;
        height: 30px;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: 50%;
        background: rgba(0, 229, 255, 0.1);
        color: var(--primary);
        font-size: 0.85rem;
        transition: var(--transition);
    }

    .faq-item.active .faq-icon {
        transform: rotate(180deg);
        background: rgba(0, 229, 255, 0.2);
    }

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

    .faq-answer-inner {
        padding: 0 28px 22px;
        color: var(--text-weak);
        font-size: 0.92rem;
        line-height: 1.8;
        border-top: 1px solid var(--border);
        padding-top: 16px;
    }

    /* ========== CTA ========== */
    .cta-section {
        padding: 100px 0;
        position: relative;
        background: linear-gradient(135deg, rgba(0, 229, 255, 0.08), rgba(255, 45, 120, 0.08)),
            url('/assets/images/backpic/back-3.png') center/cover no-repeat;
        text-align: center;
        overflow: hidden;
    }

    .cta-section::before {
        content: '';
        position: absolute;
        inset: 0;
        background: rgba(7, 10, 17, 0.82);
        backdrop-filter: blur(6px);
        -webkit-backdrop-filter: blur(6px);
    }

    .cta-content {
        position: relative;
        z-index: 2;
        max-width: 700px;
        margin: 0 auto;
    }

    .cta-content h2 {
        font-size: clamp(1.8rem, 3.5vw, 2.6rem);
        font-weight: 800;
        margin-bottom: 18px;
        line-height: 1.3;
    }

    .cta-content p {
        font-size: 1.05rem;
        color: var(--text-weak);
        margin-bottom: 32px;
        line-height: 1.8;
    }

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

    /* ========== Footer ========== */
    .site-footer {
        background: var(--bg-darker);
        border-top: 1px solid var(--border);
        padding: 70px 0 0;
        position: relative;
    }

    .site-footer::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 1px;
        background: linear-gradient(90deg, transparent, rgba(0, 229, 255, 0.4), rgba(255, 45, 120, 0.4), transparent);
    }

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

    .footer-brand p {
        font-size: 0.9rem;
        color: var(--text-weak);
        line-height: 1.8;
        margin-top: 18px;
        max-width: 320px;
    }

    .footer-title {
        font-size: 1rem;
        font-weight: 700;
        margin-bottom: 22px;
        letter-spacing: 0.5px;
        position: relative;
        padding-bottom: 10px;
    }

    .footer-title::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 0;
        width: 24px;
        height: 3px;
        border-radius: 3px;
        background: linear-gradient(90deg, var(--primary), var(--secondary));
    }

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

    .footer-links li a {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        font-size: 0.9rem;
        color: var(--text-weak);
        transition: var(--transition);
    }

    .footer-links li a:hover {
        color: var(--primary);
        padding-left: 5px;
    }

    .footer-links li a i {
        font-size: 0.7rem;
        color: var(--primary);
    }

    .footer-bottom {
        border-top: 1px solid var(--border);
        padding: 22px 0;
        text-align: center;
    }

    .footer-bottom p {
        font-size: 0.82rem;
        color: var(--text-weak);
    }

    /* ========== Responsive ========== */
    @media screen and (max-width: 1024px) {
        .activity-grid {
            grid-template-columns: repeat(2, 1fr);
        }

        .member-grid {
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .member-card {
            padding: 30px 22px;
        }

        .promo-grid {
            gap: 40px;
        }

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

    @media screen and (max-width: 768px) {
        .brand-bar-inner {
            flex-direction: column;
            gap: 14px;
        }

        .brand-search {
            width: 100%;
        }

        .channel-nav {
            padding: 6px 4px;
        }

        .channel-nav li a {
            padding: 10px 16px;
            font-size: 0.88rem;
        }

        .category-hero {
            padding: 140px 0 70px;
        }

        .section {
            padding: 65px 0;
        }

        .activity-grid, .member-grid, .reward-grid, .promo-grid {
            grid-template-columns: 1fr;
        }

        .member-card.featured {
            transform: none;
        }

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

        .promo-content h2 {
            font-size: 1.6rem;
        }

        .number-strip .num {
            font-size: 1.4rem;
        }

        .cta-buttons {
            flex-direction: column;
            align-items: center;
        }

        .cta-buttons .btn {
            width: 100%;
            max-width: 280px;
        }
    }

    @media screen and (max-width: 520px) {
        .container {
            padding: 0 18px;
        }

        .brand-logo {
            font-size: 1.05rem;
        }

        .brand-icon {
            width: 34px;
            height: 34px;
            font-size: 0.95rem;
        }

        .channel-nav li a {
            padding: 8px 12px;
            font-size: 0.82rem;
        }

        .category-hero h1 {
            font-size: 1.7rem;
        }

        .hero-description {
            font-size: 0.95rem;
        }

        .section-head {
            margin-bottom: 40px;
        }

        .section-head h2 {
            font-size: 1.5rem;
        }

        .activity-card {
            padding: 24px;
        }

        .activity-icon {
            width: 48px;
            height: 48px;
            font-size: 1.2rem;
        }

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

        .promo-grid {
            gap: 28px;
        }

        .promo-image img {
            aspect-ratio: 16/10;
        }

        .reward-panel {
            padding: 24px;
        }

        .faq-question {
            padding: 18px 20px;
            font-size: 0.9rem;
        }

        .faq-answer-inner {
            padding: 0 20px 18px;
            padding-top: 14px;
        }

        .number-strip {
            gap: 12px;
        }

        .num-label {
            font-size: 0.65rem;
        }
    }