/* roulang page: index */
:root {
            --bg-dark: #10131A;
            --bg-panel: #181C25;
            --bg-panel-light: #1E232D;
            --bg-light-zone: #F4F2EC;
            --text-main: #F7F9FC;
            --text-secondary: #B8BFC9;
            --border-dark: #272D38;
            --border-hover: #3A4150;
            --primary: #FF5A1F;
            --primary-strong: #E9440C;
            --accent: #F2C94C;
            --white: #FFFFFF;
            --radius-card: 12px;
            --radius-btn: 999px;
            --shadow-card: 0 6px 20px rgba(0,0,0,.25);
            --shadow-hover: 0 16px 40px rgba(0,0,0,.45);
            --font-sans: "Source Han Sans SC","PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
            --font-num: "Barlow Condensed","DIN Condensed","Roboto Condensed","PingFang SC",sans-serif;
            --transition: all .25s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            background: var(--bg-dark);
            color: var(--text-main);
            line-height: 1.6;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary);
        }
        img {
            max-width: 100%;
            display: block;
        }
        button, input {
            font-family: inherit;
            font-size: inherit;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        section {
            padding: 72px 0;
        }
        .section-label {
            display: inline-block;
            font-size: 13px;
            letter-spacing: 0.04em;
            text-transform: uppercase;
            color: var(--primary);
            margin-bottom: 12px;
            font-weight: 600;
        }
        .section-title {
            font-size: 34px;
            line-height: 1.2;
            font-weight: 800;
            margin-bottom: 16px;
            letter-spacing: 0.01em;
        }
        .section-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.8;
            margin-bottom: 36px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 14px 32px;
            border-radius: var(--radius-btn);
            font-weight: 700;
            font-size: 15px;
            border: 1px solid transparent;
            cursor: pointer;
            transition: var(--transition);
            letter-spacing: 0.02em;
        }
        .btn-primary {
            background: var(--primary);
            color: var(--white);
        }
        .btn-primary:hover {
            background: var(--primary-strong);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(255,90,31,.35);
        }
        .btn-secondary {
            background: transparent;
            color: var(--text-main);
            border-color: var(--border-hover);
        }
        .btn-secondary:hover {
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-2px);
        }
        .badge {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.04em;
            background: rgba(255,90,31,.12);
            color: var(--primary);
            border: 1px solid rgba(255,90,31,.3);
        }
        .grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
        .grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
        .grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

        /* Header */
        .site-header {
            background: rgba(16,19,26,.96);
            border-bottom: 1px solid var(--border-dark);
            position: sticky;
            top: 0;
            z-index: 50;
        }
        .brand-row {
            padding: 16px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }
        .brand-left {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .brand-logo {
            width: 48px;
            height: 48px;
            flex-shrink: 0;
        }
        .brand-text {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
        }
        .brand-name {
            font-size: 22px;
            font-weight: 800;
            color: var(--white);
            letter-spacing: 0.02em;
        }
        .brand-sub {
            font-size: 13px;
            color: var(--primary);
            font-weight: 500;
        }
        .brand-right {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .search-box {
            display: flex;
            align-items: center;
            background: var(--bg-panel);
            border: 1px solid var(--border-dark);
            border-radius: 999px;
            padding: 8px 16px;
            width: 260px;
        }
        .search-box input {
            background: transparent;
            border: none;
            outline: none;
            color: var(--text-main);
            width: 100%;
            font-size: 14px;
        }
        .search-box svg {
            width: 18px;
            height: 18px;
            color: var(--text-secondary);
            margin-right: 8px;
        }
        .member-btn {
            padding: 10px 20px;
            border-radius: 999px;
            font-weight: 600;
            font-size: 14px;
            background: transparent;
            border: 1px solid var(--primary);
            color: var(--primary);
            cursor: pointer;
            transition: var(--transition);
        }
        .member-btn:hover {
            background: var(--primary);
            color: var(--white);
        }
        .nav-grid {
            display: flex;
            gap: 8px;
            padding: 12px 0 16px;
            overflow-x: auto;
            scrollbar-width: none;
        }
        .nav-grid::-webkit-scrollbar { display: none; }
        .nav-item {
            flex: 0 0 auto;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 6px;
            padding: 12px 18px;
            border-radius: var(--radius-card);
            color: var(--text-secondary);
            font-size: 13px;
            font-weight: 600;
            position: relative;
            transition: var(--transition);
            border: 1px solid transparent;
        }
        .nav-item:hover {
            background: rgba(255,90,31,.08);
            color: var(--primary);
            border-color: rgba(255,90,31,.2);
        }
        .nav-item.active {
            color: var(--primary);
        }
        .nav-item.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            border-radius: 2px;
            background: var(--primary);
        }
        .nav-item svg {
            width: 30px;
            height: 30px;
        }
        .nav-item span { font-size: 12px; white-space: nowrap; }

        /* Hero Section */
        .hero {
            position: relative;
            padding: 80px 0;
            background: url('/assets/images/eaf252e838c5884f.webp') center/cover no-repeat;
            background-attachment: fixed;
        }
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(16,19,26,.93) 0%, rgba(16,19,26,.7) 60%, rgba(16,19,26,.6) 100%);
            z-index: 1;
        }
        .hero .container {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 40px;
            flex-wrap: wrap;
        }
        .hero-content {
            flex: 1 1 500px;
            max-width: 680px;
        }
        .hero h1 {
            font-size: 52px;
            line-height: 1.15;
            font-weight: 900;
            letter-spacing: 0.02em;
            margin-bottom: 20px;
        }
        .hero h1 .highlight {
            color: var(--primary);
        }
        .hero-desc {
            font-size: 18px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 32px;
            max-width: 600px;
        }
        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .hero-stats-card {
            flex: 0 0 280px;
            background: rgba(24,28,37,.85);
            backdrop-filter: blur(12px);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow-card);
        }
        .hero-stats-card .stat-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 12px 0;
            border-bottom: 1px solid var(--border-dark);
        }
        .hero-stats-card .stat-row:last-child { border-bottom: none; }
        .hero-stats-card .stat-label { font-size: 14px; color: var(--text-secondary); }
        .hero-stats-card .stat-value {
            font-family: var(--font-num);
            font-size: 24px;
            font-weight: 700;
            color: var(--accent);
        }

        /* Data Strip */
        .data-strip {
            background: var(--bg-panel);
            border-top: 1px solid var(--border-dark);
            border-bottom: 1px solid var(--border-dark);
        }
        .data-strip .container {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            padding: 32px 24px;
        }
        .data-item {
            text-align: center;
        }
        .data-number {
            font-family: var(--font-num);
            font-size: 44px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1;
        }
        .data-label {
            margin-top: 8px;
            font-size: 14px;
            color: var(--text-secondary);
            letter-spacing: 0.04em;
        }

        /* Function Grid */
        .function-grid {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 16px;
        }
        .func-item {
            background: var(--bg-panel);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            padding: 24px 12px;
            text-align: center;
            transition: var(--transition);
            cursor: pointer;
        }
        .func-item:hover {
            border-color: var(--primary);
            background: rgba(255,90,31,.05);
            transform: translateY(-4px);
            box-shadow: var(--shadow-card);
        }
        .func-item svg {
            width: 40px;
            height: 40px;
            color: var(--primary);
            margin-bottom: 12px;
        }
        .func-item span {
            display: block;
            font-size: 14px;
            font-weight: 600;
        }

        /* Scenario Cards */
        .scenario-cards {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .scenario-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: var(--transition);
        }
        .scenario-card:hover {
            border-color: var(--primary);
            transform: translateY(-4px);
            box-shadow: var(--shadow-card);
        }
        .scenario-card img {
            width: 100%;
            height: 160px;
            object-fit: cover;
        }
        .scenario-body {
            padding: 20px;
        }
        .scenario-body h3 {
            font-size: 18px;
            margin-bottom: 8px;
        }
        .scenario-body p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* Screenshot Demo */
        .screenshot-demo {
            background: var(--bg-panel);
        }
        .screenshot-cards {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .screenshot-card {
            position: relative;
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--border-dark);
            transition: var(--transition);
        }
        .screenshot-card:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-hover);
        }
        .screenshot-card img {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }
        .screenshot-card .play-icon {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%,-50%);
            width: 64px;
            height: 64px;
            background: rgba(16,19,26,.8);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--white);
        }
        .screenshot-card .badge {
            position: absolute;
            top: 12px;
            right: 12px;
        }

        /* Success Cases */
        .case-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .case-item {
            display: flex;
            gap: 20px;
            background: var(--bg-panel);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            padding: 20px;
            transition: var(--transition);
        }
        .case-item:hover {
            border-color: var(--primary);
            background: rgba(255,90,31,.04);
        }
        .case-thumb {
            width: 120px;
            height: 80px;
            border-radius: 8px;
            overflow: hidden;
            flex-shrink: 0;
        }
        .case-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .case-info {
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .case-info h4 {
            font-size: 18px;
            margin-bottom: 4px;
        }
        .case-info .meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: var(--text-secondary);
        }
        .case-score {
            color: var(--accent);
            font-weight: 700;
        }
        .heat-bar {
            height: 6px;
            background: var(--border-dark);
            border-radius: 3px;
            margin-top: 8px;
            overflow: hidden;
        }
        .heat-bar-fill {
            height: 100%;
            background: var(--primary);
            border-radius: 3px;
        }

        /* Pricing */
        .pricing-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .price-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            padding: 32px 24px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .price-card.featured {
            border-color: var(--primary);
            box-shadow: 0 0 0 1px var(--primary), var(--shadow-card);
        }
        .price-card.featured::before {
            content: '推荐';
            position: absolute;
            top: 16px;
            right: -32px;
            transform: rotate(45deg);
            background: var(--primary);
            color: var(--white);
            padding: 6px 40px;
            font-size: 12px;
            font-weight: 700;
        }
        .price-card h3 {
            font-size: 20px;
            margin-bottom: 8px;
        }
        .price-card .price {
            font-family: var(--font-num);
            font-size: 42px;
            font-weight: 800;
            color: var(--primary);
            margin: 16px 0;
        }
        .price-card .price span {
            font-size: 16px;
            color: var(--text-secondary);
            font-weight: 400;
        }
        .price-card ul {
            list-style: none;
            margin: 16px 0 24px;
        }
        .price-card li {
            padding: 8px 0;
            font-size: 14px;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .price-card li::before {
            content: '✓';
            color: var(--primary);
            font-weight: 700;
        }

        /* Reviews */
        .review-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .review-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            padding: 20px;
            transition: var(--transition);
        }
        .review-card:hover {
            border-color: var(--border-hover);
            transform: translateY(-2px);
        }
        .review-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 12px;
        }
        .review-user {
            font-weight: 600;
        }
        .review-stars {
            color: var(--accent);
            letter-spacing: 2px;
        }
        .review-text {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 10px;
        }
        .review-likes {
            font-size: 13px;
            color: var(--primary);
            font-weight: 600;
        }

        /* Reputation */
        .reputation-panel {
            background: var(--bg-panel);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            padding: 32px;
        }
        .rep-row {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 12px 0;
        }
        .rep-label {
            width: 120px;
            font-size: 14px;
        }
        .rep-bar {
            flex: 1;
            height: 10px;
            background: var(--border-dark);
            border-radius: 5px;
            overflow: hidden;
        }
        .rep-fill {
            height: 100%;
            background: var(--primary);
            border-radius: 5px;
        }
        .rep-value {
            font-family: var(--font-num);
            font-size: 18px;
            font-weight: 700;
            color: var(--accent);
            width: 50px;
            text-align: right;
        }

        /* News List */
        .news-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .news-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: var(--transition);
        }
        .news-card:hover {
            border-color: var(--primary);
            transform: translateY(-4px);
            box-shadow: var(--shadow-card);
        }
        .news-card img {
            width: 100%;
            height: 160px;
            object-fit: cover;
        }
        .news-body {
            padding: 20px;
        }
        .news-body h4 {
            font-size: 18px;
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .news-body p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 12px;
        }
        .news-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 13px;
            color: var(--text-secondary);
        }
        .news-category {
            color: var(--primary);
            font-weight: 600;
        }

        /* CTA */
        .cta-band {
            background: linear-gradient(135deg, rgba(255,90,31,.12), rgba(16,19,26,.9));
            border-top: 2px solid var(--primary);
            border-bottom: 2px solid var(--primary);
            text-align: center;
        }
        .cta-band h2 {
            font-size: 36px;
            margin-bottom: 12px;
        }
        .cta-band p {
            color: var(--text-secondary);
            max-width: 700px;
            margin: 0 auto 28px;
        }

        /* Topic Tags */
        .topic-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
        }
        .topic-tag {
            padding: 12px 24px;
            background: var(--bg-panel);
            border: 1px solid var(--border-dark);
            border-radius: 999px;
            font-weight: 600;
            font-size: 15px;
            transition: var(--transition);
            cursor: pointer;
        }
        .topic-tag:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(255,90,31,.06);
        }

        /* Update Calendar */
        .calendar-track {
            display: flex;
            gap: 20px;
            overflow-x: auto;
            padding-bottom: 12px;
            scrollbar-width: thin;
            scrollbar-color: var(--border-hover) transparent;
        }
        .calendar-card {
            flex: 0 0 220px;
            background: var(--bg-panel);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            padding: 16px;
            transition: var(--transition);
        }
        .calendar-card:hover {
            border-color: var(--primary);
        }
        .calendar-date {
            font-family: var(--font-num);
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .calendar-card h5 {
            font-size: 16px;
            margin-bottom: 4px;
        }
        .calendar-card p {
            font-size: 13px;
            color: var(--text-secondary);
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-panel);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            margin-bottom: 12px;
            overflow: hidden;
        }
        .faq-question {
            padding: 20px 24px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
            font-size: 17px;
            transition: var(--transition);
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-question .faq-num {
            font-family: var(--font-num);
            color: var(--primary);
            margin-right: 16px;
            font-size: 20px;
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .35s ease, padding .35s ease;
            padding: 0 24px;
            color: var(--text-secondary);
            line-height: 1.8;
            font-size: 15px;
        }
        .faq-item.open .faq-answer {
            padding: 0 24px 20px;
            max-height: 300px;
        }
        .faq-item.open .faq-question {
            color: var(--primary);
            border-left: 4px solid var(--primary);
            padding-left: 20px;
        }

        /* Library overview */
        .library-overview {
            background: var(--bg-panel);
            border-radius: var(--radius-card);
            padding: 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 30px;
            flex-wrap: wrap;
        }
        .library-number {
            font-family: var(--font-num);
            font-size: 72px;
            font-weight: 900;
            color: var(--primary);
            line-height: 1;
        }
        .library-text {
            flex: 1;
        }
        .library-text h3 {
            font-size: 28px;
            margin-bottom: 8px;
        }
        .library-text p {
            color: var(--text-secondary);
        }

        /* Footer */
        .site-footer {
            background: #0B0D12;
            border-top: 1px solid var(--border-dark);
            padding: 60px 0 20px;
            margin-top: 60px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
        }
        .footer-col h5 {
            font-size: 16px;
            margin-bottom: 16px;
            color: var(--white);
        }
        .footer-col ul {
            list-style: none;
        }
        .footer-col li {
            margin-bottom: 10px;
        }
        .footer-col a {
            color: var(--text-secondary);
            font-size: 14px;
            transition: var(--transition);
        }
        .footer-col a:hover {
            color: var(--primary);
        }
        .footer-bottom {
            margin-top: 40px;
            padding-top: 20px;
            border-top: 1px solid var(--border-dark);
            text-align: center;
            font-size: 13px;
            color: var(--text-secondary);
        }
        .footer-bottom a {
            color: var(--primary);
        }

        /* Mobile Bottom Nav */
        .mobile-bottom-nav {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: rgba(16,19,26,.98);
            border-top: 1px solid var(--border-dark);
            z-index: 100;
            padding: 8px 16px;
            justify-content: space-around;
        }
        .mobile-nav-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 4px;
            color: var(--text-secondary);
            font-size: 11px;
            cursor: pointer;
            transition: var(--transition);
        }
        .mobile-nav-item.active {
            color: var(--primary);
        }
        .mobile-nav-item svg {
            width: 24px;
            height: 24px;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero h1 { font-size: 40px; }
            .function-grid { grid-template-columns: repeat(3, 1fr); }
            .scenario-cards, .screenshot-cards { grid-template-columns: repeat(2, 1fr); }
            .pricing-grid { grid-template-columns: repeat(2, 1fr); }
            .review-grid { grid-template-columns: repeat(2, 1fr); }
            .news-list { grid-template-columns: repeat(2, 1fr); }
        }
        @media (max-width: 768px) {
            section { padding: 48px 0; }
            .container { padding: 0 16px; }
            .brand-row { flex-wrap: wrap; }
            .search-box { width: 100%; order: 3; }
            .brand-right { flex-wrap: wrap; }
            .hero .container { flex-direction: column; }
            .hero-stats-card { width: 100%; flex: none; }
            .hero h1 { font-size: 34px; }
            .data-strip .container { grid-template-columns: repeat(2, 1fr); padding: 24px 16px; }
            .function-grid { grid-template-columns: repeat(2, 1fr); }
            .scenario-cards { grid-template-columns: 1fr; }
            .screenshot-cards { grid-template-columns: 1fr; }
            .case-item { flex-direction: column; }
            .case-thumb { width: 100%; height: 160px; }
            .pricing-grid { grid-template-columns: 1fr; }
            .review-grid { grid-template-columns: 1fr; }
            .news-list { grid-template-columns: 1fr; }
            .reputation-panel { padding: 20px; }
            .rep-label { width: 80px; font-size: 13px; }
            .library-overview { flex-direction: column; text-align: center; }
            .footer-grid { grid-template-columns: repeat(2, 1fr); }
            .mobile-bottom-nav { display: flex; }
            body { padding-bottom: 70px; }
        }
        @media (max-width: 520px) {
            .hero h1 { font-size: 28px; }
            .btn { width: 100%; padding: 12px 20px; }
            .hero-actions { flex-direction: column; width: 100%; }
            .nav-grid { padding-bottom: 8px; }
            .nav-item { padding: 8px; }
            .nav-item span { font-size: 10px; }
            .section-title { font-size: 26px; }
            .footer-grid { grid-template-columns: 1fr; }
        }

/* roulang page: article */
:root {
            --bg-dark: #10131A;
            --bg-panel: #181C25;
            --bg-panel-light: #1E232D;
            --bg-light-zone: #F4F2EC;
            --text-main: #F7F9FC;
            --text-secondary: #B8BFC9;
            --border-dark: #272D38;
            --border-hover: #3A4150;
            --primary: #FF5A1F;
            --primary-strong: #E9440C;
            --accent: #F2C94C;
            --white: #FFFFFF;
            --radius-card: 12px;
            --radius-btn: 999px;
            --shadow-card: 0 6px 20px rgba(0,0,0,.25);
            --shadow-hover: 0 16px 40px rgba(0,0,0,.45);
            --font-sans: "Source Han Sans SC","PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
            --font-num: "Barlow Condensed","DIN Condensed","Roboto Condensed","PingFang SC",sans-serif;
            --transition: all .25s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        body {
            font-family: var(--font-sans);
            background: var(--bg-dark);
            color: var(--text-main);
            line-height: 1.6;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary);
        }
        img {
            max-width: 100%;
            display: block;
        }
        button, input {
            font-family: inherit;
            font-size: inherit;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        section {
            padding: 72px 0;
        }
        .section-label {
            display: inline-block;
            font-size: 13px;
            letter-spacing: 0.04em;
            text-transform: uppercase;
            color: var(--primary);
            margin-bottom: 12px;
            font-weight: 600;
        }
        .section-title {
            font-size: 34px;
            line-height: 1.2;
            font-weight: 800;
            margin-bottom: 16px;
            letter-spacing: 0.01em;
        }
        .section-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.8;
            margin-bottom: 36px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 14px 32px;
            border-radius: var(--radius-btn);
            font-weight: 700;
            font-size: 15px;
            border: 1px solid transparent;
            cursor: pointer;
            transition: var(--transition);
            letter-spacing: 0.02em;
        }
        .btn-primary {
            background: var(--primary);
            color: var(--white);
        }
        .btn-primary:hover {
            background: var(--primary-strong);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(255,90,31,.35);
        }
        .btn-secondary {
            background: transparent;
            color: var(--text-main);
            border-color: var(--border-hover);
        }
        .btn-secondary:hover {
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-2px);
        }
        .btn:focus-visible, a:focus-visible, button:focus-visible, input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        .badge {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.04em;
            background: rgba(255,90,31,.12);
            color: var(--primary);
            border: 1px solid rgba(255,90,31,.3);
        }
        .grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
        .grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
        .grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

        /* Header */
        .site-header {
            background: rgba(16,19,26,.96);
            border-bottom: 1px solid var(--border-dark);
            position: sticky;
            top: 0;
            z-index: 50;
        }
        .brand-row {
            padding: 16px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }
        .brand-left {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .brand-logo {
            width: 48px;
            height: 48px;
            flex-shrink: 0;
        }
        .brand-text {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
        }
        .brand-name {
            font-size: 22px;
            font-weight: 800;
            color: var(--white);
            letter-spacing: 0.02em;
        }
        .brand-sub {
            font-size: 13px;
            color: var(--primary);
            font-weight: 500;
        }
        .brand-right {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .search-box {
            display: flex;
            align-items: center;
            background: var(--bg-panel);
            border: 1px solid var(--border-dark);
            border-radius: 999px;
            padding: 8px 16px;
            width: 260px;
        }
        .search-box input {
            background: transparent;
            border: none;
            outline: none;
            color: var(--text-main);
            width: 100%;
            font-size: 14px;
        }
        .search-box input::placeholder {
            color: var(--text-secondary);
            opacity: .8;
        }
        .search-box svg {
            width: 18px;
            height: 18px;
            color: var(--text-secondary);
            margin-right: 8px;
            flex-shrink: 0;
        }
        .member-btn {
            padding: 10px 20px;
            border-radius: 999px;
            font-weight: 600;
            font-size: 14px;
            background: transparent;
            border: 1px solid var(--primary);
            color: var(--primary);
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }
        .member-btn:hover {
            background: var(--primary);
            color: var(--white);
        }
        .nav-grid {
            display: flex;
            gap: 8px;
            padding-bottom: 14px;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
        }
        .nav-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 6px;
            padding: 10px 14px;
            border-radius: 10px;
            font-size: 13px;
            font-weight: 500;
            color: var(--text-secondary);
            white-space: nowrap;
            transition: var(--transition);
            position: relative;
            min-width: 72px;
        }
        .nav-item svg {
            width: 28px;
            height: 28px;
            stroke-width: 1.5;
        }
        .nav-item:hover {
            background: rgba(255,90,31,.1);
            color: var(--primary);
        }
        .nav-item.active {
            color: var(--primary);
        }
        .nav-item.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            border-radius: 3px;
            background: var(--primary);
        }

        /* Article Body */
        .article-main {
            padding: 48px 0 72px;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 24px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--text-secondary);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb .sep {
            color: var(--border-hover);
        }
        .breadcrumb .current {
            color: var(--primary);
            font-weight: 600;
        }
        .article-header {
            margin-bottom: 28px;
        }
        .article-header h1 {
            font-size: 40px;
            line-height: 1.25;
            font-weight: 800;
            margin-bottom: 16px;
            letter-spacing: 0.01em;
        }
        .article-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 14px;
            color: var(--text-secondary);
            padding-bottom: 20px;
            border-bottom: 1px solid var(--border-dark);
        }
        .article-meta .author {
            font-weight: 600;
            color: var(--text-main);
        }
        .article-meta .date {
            color: var(--text-secondary);
        }
        .article-meta .category-tag {
            display: inline-flex;
            align-items: center;
            padding: 4px 14px;
            border-radius: 999px;
            background: rgba(255,90,31,.12);
            border: 1px solid rgba(255,90,31,.3);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
        }
        .article-cover {
            border-radius: var(--radius-card);
            overflow: hidden;
            margin-bottom: 32px;
            border: 1px solid var(--border-dark);
            box-shadow: var(--shadow-card);
            position: relative;
        }
        .article-cover img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
        }
        .article-cover .cover-caption {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 20px;
            background: var(--bg-panel);
            font-size: 14px;
            color: var(--text-secondary);
            gap: 16px;
            flex-wrap: wrap;
        }
        .article-cover .cover-caption .status-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 12px;
            border-radius: 999px;
            background: rgba(242,201,76,.12);
            border: 1px solid rgba(242,201,76,.4);
            color: var(--accent);
            font-weight: 600;
            font-size: 12px;
        }
        .article-cover .cover-caption .status-badge svg {
            width: 14px;
            height: 14px;
        }
        .key-points {
            background: var(--bg-panel);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            padding: 28px 32px;
            margin-bottom: 32px;
        }
        .key-points h2 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 20px;
            color: var(--text-main);
        }
        .key-points ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .key-points ul li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        .key-points ul li svg {
            width: 20px;
            height: 20px;
            color: var(--primary);
            flex-shrink: 0;
            margin-top: 2px;
        }
        .article-content {
            background: var(--bg-light-zone);
            color: #1a1d24;
            border-radius: var(--radius-card);
            padding: 40px 44px;
            margin-bottom: 36px;
            line-height: 1.9;
            font-size: 16px;
        }
        .article-content h2 {
            font-size: 26px;
            font-weight: 800;
            margin: 32px 0 16px;
            line-height: 1.3;
            color: #10131A;
        }
        .article-content h3 {
            font-size: 20px;
            font-weight: 700;
            margin: 24px 0 12px;
            line-height: 1.4;
            color: #10131A;
        }
        .article-content p {
            margin-bottom: 16px;
            color: #2a2e38;
        }
        .article-content ul, .article-content ol {
            margin: 16px 0 16px 24px;
            color: #2a2e38;
        }
        .article-content li {
            margin-bottom: 8px;
        }
        .article-content blockquote {
            border-left: 4px solid var(--primary);
            padding: 16px 20px;
            background: rgba(255,90,31,.06);
            margin: 20px 0;
            color: #3a3f49;
            font-style: italic;
            border-radius: 0 8px 8px 0;
        }
        .article-content img {
            border-radius: 10px;
            margin: 24px 0;
            box-shadow: 0 4px 16px rgba(0,0,0,.12);
        }
        .article-content a {
            color: var(--primary-strong);
            font-weight: 600;
            text-decoration: underline;
            text-underline-offset: 3px;
        }
        .article-content a:hover {
            color: var(--primary);
        }
        .article-empty {
            background: var(--bg-panel);
            border: 1px dashed var(--border-hover);
            border-radius: var(--radius-card);
            padding: 48px 32px;
            text-align: center;
            color: var(--text-secondary);
        }
        .article-empty h2 {
            font-size: 24px;
            color: var(--text-main);
            margin-bottom: 12px;
        }
        .article-empty p {
            margin-bottom: 24px;
        }
        .article-empty .btn {
            display: inline-flex;
        }
        .related-section {
            margin-bottom: 48px;
        }
        .related-section .section-title {
            font-size: 26px;
            margin-bottom: 24px;
        }
        .related-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
        }
        .related-card:hover {
            transform: translateY(-6px);
            border-color: var(--primary);
            box-shadow: var(--shadow-hover);
        }
        .related-card img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
        }
        .related-card .related-body {
            padding: 20px;
        }
        .related-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .related-card p {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 12px;
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card .related-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--text-secondary);
        }
        .related-card .related-meta .article-link {
            color: var(--primary);
            font-weight: 600;
        }
        .article-pagination {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 24px 0;
            border-top: 1px solid var(--border-dark);
            flex-wrap: wrap;
        }
        .article-pagination a {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-secondary);
            padding: 10px 18px;
            border: 1px solid var(--border-dark);
            border-radius: 999px;
            transition: var(--transition);
        }
        .article-pagination a:hover {
            color: var(--primary);
            border-color: var(--primary);
        }
        .article-pagination a svg {
            width: 16px;
            height: 16px;
        }
        .article-pagination .back-home {
            color: var(--text-secondary);
        }
        .article-pagination .back-home:hover {
            color: var(--primary);
            border-color: var(--primary);
        }

        /* Footer */
        .site-footer {
            background: var(--bg-dark);
            border-top: 1px solid var(--border-dark);
            padding: 48px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            margin-bottom: 40px;
        }
        .footer-col h5 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--text-main);
        }
        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: var(--text-secondary);
            transition: var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--primary);
        }
        .footer-bottom {
            padding-top: 20px;
            border-top: 1px solid var(--border-dark);
            text-align: center;
            font-size: 13px;
            color: var(--text-secondary);
        }

        /* Responsive */
        @media (max-width: 992px) {
            section {
                padding: 56px 0;
            }
            .grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
            .grid-3 {
                grid-template-columns: repeat(2, 1fr);
            }
            .article-header h1 {
                font-size: 32px;
            }
            .article-content {
                padding: 28px 24px;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .article-main {
                padding: 32px 0 56px;
            }
            .article-header h1 {
                font-size: 26px;
            }
            .article-meta {
                gap: 10px;
                font-size: 13px;
            }
            .article-cover .cover-caption {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .key-points {
                padding: 20px;
            }
            .article-content {
                padding: 24px 20px;
                font-size: 15px;
            }
            .article-content h2 {
                font-size: 22px;
            }
            .article-content h3 {
                font-size: 18px;
            }
            .related-section .grid-3 {
                grid-template-columns: repeat(2, 1fr);
            }
            .brand-row {
                flex-direction: column;
                gap: 12px;
            }
            .brand-right {
                width: 100%;
                justify-content: space-between;
            }
            .search-box {
                width: 100%;
                max-width: 100%;
            }
            .member-btn {
                white-space: nowrap;
            }
            .article-pagination {
                flex-direction: column;
                align-items: stretch;
            }
            .article-pagination a {
                justify-content: center;
            }
        }
        @media (max-width: 576px) {
            .article-header h1 {
                font-size: 22px;
            }
            .related-section .grid-3 {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .grid-3, .grid-2, .grid-4 {
                grid-template-columns: 1fr;
            }
            .article-content {
                padding: 20px 16px;
            }
        }

/* roulang page: category1 */
:root {
            --bg-dark: #10131A;
            --bg-panel: #181C25;
            --bg-panel-light: #1E232D;
            --bg-light-zone: #F4F2EC;
            --text-main: #F7F9FC;
            --text-secondary: #B8BFC9;
            --border-dark: #272D38;
            --border-hover: #3A4150;
            --primary: #FF5A1F;
            --primary-strong: #E9440C;
            --accent: #F2C94C;
            --white: #FFFFFF;
            --radius-card: 12px;
            --radius-btn: 999px;
            --shadow-card: 0 6px 20px rgba(0,0,0,.25);
            --shadow-hover: 0 16px 40px rgba(0,0,0,.45);
            --font-sans: "Source Han Sans SC","PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
            --font-num: "Barlow Condensed","DIN Condensed","Roboto Condensed","PingFang SC",sans-serif;
            --transition: all .25s ease;
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body {
            font-family: var(--font-sans);
            background: var(--bg-dark);
            color: var(--text-main);
            line-height: 1.6;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        a { color: inherit; text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--primary); }
        img { max-width: 100%; display: block; }
        button, input, select { font-family: inherit; font-size: inherit; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
        section { padding: 72px 0; }
        .section-label {
            display: inline-block;
            font-size: 13px;
            letter-spacing: 0.04em;
            text-transform: uppercase;
            color: var(--primary);
            margin-bottom: 12px;
            font-weight: 600;
        }
        .section-title {
            font-size: 34px;
            line-height: 1.2;
            font-weight: 800;
            margin-bottom: 16px;
            letter-spacing: 0.01em;
            color: var(--text-main);
        }
        .section-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.8;
            margin-bottom: 36px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 14px 32px;
            border-radius: var(--radius-btn);
            font-weight: 700;
            font-size: 15px;
            border: 1px solid transparent;
            cursor: pointer;
            transition: var(--transition);
            letter-spacing: 0.02em;
        }
        .btn-primary { background: var(--primary); color: var(--white); }
        .btn-primary:hover {
            background: var(--primary-strong);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(255,90,31,.35);
        }
        .btn-secondary { background: transparent; color: var(--text-main); border-color: var(--border-hover); }
        .btn-secondary:hover { border-color: var(--primary); color: var(--primary); transform: translateY(-2px); }
        .badge {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.04em;
            background: rgba(255,90,31,.12);
            color: var(--primary);
            border: 1px solid rgba(255,90,31,.3);
        }
        .grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
        .grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
        .grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

        /* Header */
        .site-header {
            background: rgba(16,19,26,.96);
            border-bottom: 1px solid var(--border-dark);
            position: sticky;
            top: 0;
            z-index: 50;
        }
        .brand-row {
            padding: 16px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }
        .brand-left { display: flex; align-items: center; gap: 12px; }
        .brand-logo { width: 48px; height: 48px; flex-shrink: 0; }
        .brand-text { display: flex; flex-direction: column; line-height: 1.2; }
        .brand-name { font-size: 22px; font-weight: 800; color: var(--white); letter-spacing: 0.02em; }
        .brand-sub { font-size: 13px; color: var(--primary); font-weight: 500; }
        .brand-right { display: flex; align-items: center; gap: 16px; }
        .search-box {
            display: flex;
            align-items: center;
            background: var(--bg-panel);
            border: 1px solid var(--border-dark);
            border-radius: 999px;
            padding: 8px 16px;
            width: 260px;
        }
        .search-box input {
            background: transparent;
            border: none;
            outline: none;
            color: var(--text-main);
            width: 100%;
            font-size: 14px;
        }
        .search-box svg { width: 18px; height: 18px; color: var(--text-secondary); margin-right: 8px; }
        .member-btn {
            padding: 10px 20px;
            border-radius: 999px;
            font-weight: 600;
            font-size: 14px;
            background: transparent;
            border: 1px solid var(--primary);
            color: var(--primary);
            cursor: pointer;
            transition: var(--transition);
        }
        .member-btn:hover { background: var(--primary); color: var(--white); }
        .nav-grid {
            display: flex;
            gap: 8px;
            padding: 8px 0 16px;
            overflow-x: auto;
        }
        .nav-item {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 10px 16px;
            background: var(--bg-panel);
            border: 1px solid var(--border-dark);
            border-radius: 999px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            white-space: nowrap;
            transition: var(--transition);
        }
        .nav-item svg { width: 20px; height: 20px; stroke: currentColor; }
        .nav-item:hover { background: rgba(255,90,31,.1); border-color: var(--primary); color: var(--primary); }
        .nav-item.active { background: rgba(255,90,31,.15); border-color: var(--primary); color: var(--primary); }
        .nav-item.active::after { content: ''; width: 6px; height: 6px; background: var(--primary); border-radius: 50%; margin-left: 2px; }

        /* Mobile bottom nav */
        .mobile-bottom-nav {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: rgba(16,19,26,.98);
            border-top: 1px solid var(--border-dark);
            z-index: 60;
            padding: 8px 0;
        }
        .mobile-bottom-nav .nav-inner {
            display: flex;
            justify-content: space-around;
            align-items: center;
        }
        .mobile-bottom-nav a {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 4px;
            font-size: 11px;
            color: var(--text-secondary);
            padding: 4px 8px;
        }
        .mobile-bottom-nav a svg { width: 24px; height: 24px; stroke: currentColor; }
        .mobile-bottom-nav a.active { color: var(--primary); }

        /* Page breadcrumb */
        .page-breadcrumb {
            padding: 48px 0 24px;
            background: var(--bg-dark);
            border-bottom: 1px solid var(--border-dark);
        }
        .page-breadcrumb h1 {
            font-size: 44px;
            line-height: 1.2;
            font-weight: 800;
            margin-bottom: 12px;
            letter-spacing: 0.01em;
        }
        .breadcrumb-links {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-secondary);
        }
        .breadcrumb-links a { color: var(--text-secondary); }
        .breadcrumb-links a:hover { color: var(--primary); }
        .breadcrumb-links .sep { color: var(--border-hover); }

        /* Filter bar */
        .filter-bar {
            padding: 24px 0;
            background: var(--bg-dark);
        }
        .filter-bar-inner {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
            justify-content: space-between;
        }
        .filter-group {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
        }
        .filter-group label {
            font-size: 14px;
            color: var(--text-secondary);
            margin-right: 4px;
        }
        .filter-select {
            background: var(--bg-panel);
            border: 1px solid var(--border-dark);
            color: var(--text-main);
            padding: 8px 16px;
            border-radius: 999px;
            font-size: 14px;
            outline: none;
            cursor: pointer;
            transition: var(--transition);
        }
        .filter-select:hover, .filter-select:focus { border-color: var(--primary); }
        .filter-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            background: var(--bg-panel);
            border: 1px solid var(--border-dark);
            border-radius: 999px;
            font-size: 13px;
            color: var(--text-secondary);
            transition: var(--transition);
        }
        .filter-badge.active { background: rgba(255,90,31,.15); border-color: var(--primary); color: var(--primary); }
        .filter-badge:hover { border-color: var(--primary); color: var(--primary); }

        /* Content cards */
        .content-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .content-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: var(--transition);
            box-shadow: var(--shadow-card);
            position: relative;
        }
        .content-card:hover {
            transform: translateY(-6px);
            border-color: var(--primary);
            box-shadow: var(--shadow-hover);
        }
        .card-media {
            position: relative;
            aspect-ratio: 16/9;
            background: #000;
            overflow: hidden;
        }
        .card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .35s ease;
        }
        .content-card:hover .card-media img { transform: scale(1.05); }
        .card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 10px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
            background: rgba(0,0,0,.7);
            color: var(--accent);
            border: 1px solid rgba(242,201,76,.5);
        }
        .card-body { padding: 16px; display: flex; flex-direction: column; gap: 8px; }
        .card-title { font-size: 18px; font-weight: 700; color: var(--text-main); line-height: 1.3; }
        .card-meta { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
        .card-rating { font-family: var(--font-num); font-size: 20px; font-weight: 700; color: var(--accent); }
        .card-meta-item { font-size: 13px; color: var(--text-secondary); }
        .card-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .card-link { font-size: 14px; color: var(--primary); font-weight: 600; margin-top: auto; }
        .card-link:hover { color: var(--primary-strong); }
        .empty-state {
            grid-column: 1 / -1;
            background: var(--bg-panel);
            border: 1px dashed var(--border-hover);
            border-radius: var(--radius-card);
            padding: 48px 24px;
            text-align: center;
            color: var(--text-secondary);
        }

        /* More button */
        .more-wrap { text-align: center; padding: 16px 0 0; }

        /* Topic tags */
        .topic-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }
        .topic-tag {
            display: inline-block;
            padding: 10px 20px;
            background: var(--bg-panel);
            border: 1px solid var(--border-dark);
            border-radius: 999px;
            font-size: 14px;
            color: var(--text-secondary);
            transition: var(--transition);
        }
        .topic-tag:hover { border-color: var(--primary); color: var(--primary); background: rgba(255,90,31,.08); }

        /* Calendar scroll */
        .calendar-scroll {
            display: flex;
            gap: 16px;
            overflow-x: auto;
            padding-bottom: 8px;
            scroll-snap-type: x mandatory;
        }
        .calendar-card {
            flex: 0 0 220px;
            background: var(--bg-panel);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            padding: 20px;
            scroll-snap-align: start;
        }
        .calendar-date { font-size: 14px; color: var(--primary); font-weight: 600; margin-bottom: 8px; }
        .calendar-title { font-size: 16px; font-weight: 600; color: var(--text-main); margin-bottom: 4px; }
        .calendar-sub { font-size: 13px; color: var(--text-secondary); }

        /* Device panel */
        .device-panel {
            background: var(--bg-panel);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            padding: 32px;
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            justify-content: space-between;
        }
        .device-item {
            flex: 1 1 160px;
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            gap: 8px;
        }
        .device-item svg { width: 32px; height: 32px; color: var(--primary); }
        .device-item span { font-size: 14px; color: var(--text-secondary); }

        /* CTA */
        .cta-section {
            background: var(--bg-dark);
            border-top: 1px solid var(--border-dark);
        }
        .cta-inner {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            padding: 32px;
            background: var(--bg-panel);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
        }
        .cta-text h2 { font-size: 28px; font-weight: 800; margin-bottom: 8px; }
        .cta-text p { color: var(--text-secondary); }

        /* Footer */
        .site-footer {
            background: #0C0F14;
            border-top: 1px solid var(--border-dark);
            padding: 48px 0 24px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-col h5 {
            font-size: 16px;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }
        .footer-col ul { list-style: none; padding: 0; }
        .footer-col ul li { margin-bottom: 10px; }
        .footer-col ul li a { color: var(--text-secondary); font-size: 14px; }
        .footer-col ul li a:hover { color: var(--primary); }
        .footer-bottom {
            border-top: 1px solid var(--border-dark);
            padding-top: 20px;
            text-align: center;
            color: var(--text-secondary);
            font-size: 13px;
        }

        /* Responsive */
        @media (max-width: 992px) {
            .brand-right .search-box { width: 180px; }
            .nav-grid { overflow-x: auto; }
            .content-grid { grid-template-columns: repeat(2, 1fr); }
        }
        @media (max-width: 768px) {
            .brand-row { flex-wrap: wrap; }
            .brand-right { width: 100%; justify-content: space-between; }
            .search-box { flex: 1; }
            .member-btn { flex-shrink: 0; }
            section { padding: 40px 16px; }
            .container { padding: 0 16px; }
            .page-breadcrumb h1 { font-size: 32px; }
            .content-grid { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
            .mobile-bottom-nav { display: block; }
            body { padding-bottom: 64px; }
            .cta-inner { padding: 24px; }
            .cta-text h2 { font-size: 22px; }
            .device-panel { padding: 24px; }
        }
        @media (max-width: 576px) {
            .page-breadcrumb h1 { font-size: 26px; }
            .section-title { font-size: 26px; }
            .btn { width: 100%; }
            .filter-bar-inner { flex-direction: column; align-items: stretch; }
            .filter-group { flex-wrap: wrap; }
            .footer-grid { grid-template-columns: 1fr; gap: 20px; }
            .calendar-card { flex: 0 0 180px; }
        }