/* roulang page: index */
:root {
            --bg-primary: #0D1117;
            --bg-secondary: #111820;
            --panel: #151E26;
            --primary: #FF8A00;
            --primary-hover: #FF9D2E;
            --accent: #00E5CC;
            --accent-soft: rgba(0, 229, 204, 0.1);
            --highlight: #FFD166;
            --danger: #FF4D6D;
            --title: #F5F7FA;
            --body: #B6BEC9;
            --muted: #6A7480;
            --border: rgba(255, 255, 255, 0.08);
            --border-hover: rgba(255, 138, 0, 0.45);
            --border-accent: rgba(0, 229, 204, 0.45);
            --radius-sm: 10px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --shadow: 0 12px 32px rgba(0, 0, 0, 0.32);
            --shadow-hover: 0 16px 44px rgba(0, 0, 0, 0.42);
            --shadow-btn: 0 8px 20px rgba(255, 138, 0, 0.25);
            --transition: 0.25s ease;
            --section-gap: 80px;
            --section-gap-mobile: 44px;
            --font-title: 'PingFang SC', 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
            --font-number: 'DIN Alternate', 'Roboto Condensed', 'PingFang SC', sans-serif;
        }

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

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

        body {
            font-family: var(--font-title);
            font-size: 16px;
            line-height: 1.75;
            color: var(--body);
            background-color: var(--bg-primary);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
            min-height: 100vh;
        }

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

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

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

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

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

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

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

        .section-gap-sm {
            padding: 48px 0;
        }

        .text-primary {
            color: var(--primary) !important;
        }
        .text-accent {
            color: var(--accent) !important;
        }
        .text-highlight {
            color: var(--highlight) !important;
        }
        .text-danger {
            color: var(--danger) !important;
        }
        .text-muted {
            color: var(--muted) !important;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--accent);
            margin-bottom: 12px;
        }

        .section-tag .tag-line {
            width: 28px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }

        .section-title {
            font-size: 32px;
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.3;
            color: var(--title);
            margin-bottom: 16px;
            font-family: var(--font-title);
        }

        .section-desc {
            font-size: 16px;
            line-height: 1.8;
            color: var(--body);
            max-width: 720px;
            margin-bottom: 32px;
        }

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

        .section-title.center,
        .section-tag.center {
            text-align: center;
        }
        .section-tag.center {
            justify-content: center;
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 12px 26px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 15px;
            letter-spacing: 0.02em;
            transition: all var(--transition);
            border: 2px solid transparent;
            outline: none;
            text-decoration: none;
            line-height: 1.5;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--primary);
            color: #0D1117;
            border-color: var(--primary);
        }

        .btn-primary:hover {
            background: var(--primary-hover);
            border-color: var(--primary-hover);
            box-shadow: var(--shadow-btn);
            color: #0D1117;
            transform: translateY(-2px);
        }

        .btn-primary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
        }

        .btn-secondary {
            background: transparent;
            color: var(--accent);
            border-color: var(--accent);
        }

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

        .btn-secondary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
        }

        .btn-ghost {
            background: rgba(255, 255, 255, 0.03);
            color: var(--body);
            border-color: var(--border);
        }

        .btn-ghost:hover {
            background: rgba(255, 255, 255, 0.06);
            color: var(--title);
            border-color: var(--border-hover);
            transform: translateY(-2px);
        }

        .btn-sm {
            padding: 8px 18px;
            font-size: 13px;
            border-radius: 8px;
        }

        .btn-lg {
            padding: 16px 34px;
            font-size: 16px;
            border-radius: 12px;
        }

        .btn-text {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--primary);
            font-weight: 600;
            font-size: 14px;
            padding: 6px 0;
            border-bottom: 2px solid transparent;
            transition: all var(--transition);
        }

        .btn-text:hover {
            color: var(--accent);
            border-bottom-color: var(--accent);
        }

        /* Header & Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(13, 17, 23, 0.85);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
            height: 68px;
            display: flex;
            align-items: center;
            transition: background var(--transition);
        }

        .site-header.scrolled {
            background: rgba(13, 17, 23, 0.96);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
        }

        .header-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: var(--title);
            letter-spacing: -0.01em;
            text-decoration: none;
            white-space: nowrap;
        }

        .brand-logo .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--primary);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #0D1117;
            font-size: 16px;
            font-weight: 800;
            flex-shrink: 0;
        }

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

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .hamburger {
            display: flex;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: 8px;
            border: 1px solid var(--border);
            background: transparent;
            transition: all var(--transition);
            cursor: pointer;
        }

        .hamburger .line {
            width: 22px;
            height: 2px;
            background: var(--title);
            border-radius: 2px;
            transition: all var(--transition);
        }

        .hamburger:hover {
            border-color: var(--border-hover);
            background: rgba(255, 138, 0, 0.06);
        }

        .hamburger:hover .line {
            background: var(--primary);
        }

        .hamburger:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        .header-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 9px 18px;
            border-radius: var(--radius-sm);
            background: var(--primary);
            color: #0D1117;
            font-weight: 700;
            font-size: 14px;
            border: 2px solid var(--primary);
            transition: all var(--transition);
            white-space: nowrap;
            text-decoration: none;
        }

        .header-cta:hover {
            background: var(--primary-hover);
            color: #0D1117;
            box-shadow: var(--shadow-btn);
            transform: translateY(-2px);
        }

        .header-cta:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
        }

        /* Navigation overlay */
        .nav-overlay {
            position: fixed;
            inset: 0;
            z-index: 200;
            background: rgba(0, 0, 0, 0.6);
            backdrop-filter: blur(4px);
            -webkit-backdrop-filter: blur(4px);
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.3s ease, visibility 0.3s ease;
        }

        .nav-overlay.active {
            opacity: 1;
            visibility: visible;
        }

        .nav-drawer {
            position: fixed;
            top: 0;
            right: 0;
            bottom: 0;
            width: 480px;
            max-width: 92vw;
            background: var(--bg-primary);
            z-index: 210;
            padding: 28px 32px;
            display: flex;
            flex-direction: column;
            transform: translateX(100%);
            transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
            border-left: 1px solid var(--border);
            overflow-y: auto;
        }

        .nav-drawer.active {
            transform: translateX(0);
        }

        .nav-drawer-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 32px;
            padding-bottom: 16px;
            border-bottom: 1px solid var(--border);
        }

        .nav-drawer-brand {
            font-size: 18px;
            font-weight: 800;
            color: var(--title);
        }

        .nav-close {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            border: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--body);
            font-size: 18px;
            transition: all var(--transition);
            cursor: pointer;
            background: transparent;
        }

        .nav-close:hover {
            color: var(--danger);
            border-color: var(--danger);
            background: rgba(255, 77, 109, 0.06);
            transform: rotate(90deg);
        }

        .nav-close:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        .nav-menu {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 6px;
            flex: 1;
        }

        .nav-menu li a {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 14px 16px;
            font-size: 20px;
            font-weight: 700;
            color: var(--body);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            text-decoration: none;
            letter-spacing: -0.01em;
            position: relative;
        }

        .nav-menu li a .nav-index {
            font-size: 13px;
            font-weight: 600;
            color: var(--muted);
            font-family: var(--font-number);
            min-width: 28px;
            transition: color var(--transition);
        }

        .nav-menu li a:hover {
            color: var(--title);
            background: rgba(255, 255, 255, 0.04);
        }

        .nav-menu li a:hover .nav-index {
            color: var(--accent);
        }

        .nav-menu li a.active {
            color: var(--primary);
            background: rgba(255, 138, 0, 0.06);
            border-left: 3px solid var(--primary);
            padding-left: 13px;
        }

        .nav-menu li a.active .nav-index {
            color: var(--primary);
        }

        .nav-drawer-footer {
            padding-top: 20px;
            border-top: 1px solid var(--border);
            margin-top: 20px;
        }

        .nav-drawer-footer p {
            font-size: 13px;
            color: var(--muted);
            margin-bottom: 8px;
        }

        .nav-drawer-footer .contact-line {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--body);
        }

        /* Hero / Metrics Dashboard */
        .hero-metrics {
            position: relative;
            min-height: 88vh;
            display: flex;
            align-items: center;
            padding: 120px 0 60px;
            background-color: var(--bg-primary);
            overflow: hidden;
        }

        .hero-metrics::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/dd5551639361f537.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.22;
            z-index: 0;
        }

        .hero-metrics::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(13, 17, 23, 0.5) 0%, rgba(13, 17, 23, 0.92) 78%, var(--bg-primary) 100%);
            z-index: 1;
        }

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

        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .hero-copy .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 7px 14px;
            background: rgba(255, 138, 0, 0.1);
            border: 1px solid rgba(255, 138, 0, 0.25);
            border-radius: 20px;
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 18px;
            letter-spacing: 0.04em;
        }

        .hero-copy h1 {
            font-size: 48px;
            font-weight: 800;
            letter-spacing: -0.03em;
            line-height: 1.18;
            color: var(--title);
            margin-bottom: 20px;
            font-family: var(--font-title);
        }

        .hero-copy h1 .accent-text {
            color: var(--primary);
        }

        .hero-desc {
            font-size: 16px;
            line-height: 1.85;
            color: var(--body);
            max-width: 520px;
            margin-bottom: 28px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }

        .hero-metrics-panel {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        .metric-card {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 22px 20px;
            transition: all var(--transition);
            text-align: center;
        }

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

        .metric-card .metric-icon {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            margin: 0 auto 10px;
            background: rgba(255, 138, 0, 0.1);
            color: var(--primary);
        }

        .metric-card .metric-value {
            font-size: 32px;
            font-weight: 700;
            font-family: var(--font-number);
            color: var(--title);
            letter-spacing: -0.02em;
            line-height: 1.2;
        }

        .metric-card .metric-label {
            font-size: 13px;
            color: var(--muted);
            margin-top: 4px;
        }

        .metric-card .metric-change {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 12px;
            font-weight: 600;
            margin-top: 8px;
            padding: 3px 10px;
            border-radius: 12px;
        }

        .metric-change.up {
            color: var(--accent);
            background: rgba(0, 229, 204, 0.08);
        }

        .metric-change.down {
            color: var(--danger);
            background: rgba(255, 77, 109, 0.08);
        }

        /* Realtime status bar */
        .status-bar {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
            padding: 12px 0;
            overflow: hidden;
        }

        .status-track {
            display: flex;
            gap: 28px;
            align-items: center;
            white-space: nowrap;
            animation: scrollStatus 35s linear infinite;
        }

        .status-track .status-item {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--body);
            flex-shrink: 0;
        }

        .status-track .status-item .dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--accent);
            animation: pulseDot 2s ease-in-out infinite;
        }

        .status-track .status-item .dot.warn {
            background: var(--highlight);
        }
        .status-track .status-item .dot.danger {
            background: var(--danger);
        }

        @keyframes pulseDot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.55;
                transform: scale(1.25);
            }
        }

        @keyframes scrollStatus {
            0% {
                transform: translateX(0);
            }
            100% {
                transform: translateX(-50%);
            }
        }

        /* Service Matrix */
        .service-matrix {
            background: var(--bg-primary);
            position: relative;
        }

        .service-matrix .matrix-grid {
            display: grid;
            grid-template-columns: 1.15fr 1fr 1fr;
            grid-template-rows: auto auto;
            gap: 20px;
        }

        .matrix-card {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 28px 26px;
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

        .matrix-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: transparent;
            transition: background var(--transition);
        }

        .matrix-card:hover {
            border-color: var(--border-hover);
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }

        .matrix-card:hover::before {
            background: var(--primary);
        }

        .matrix-card.featured {
            grid-row: span 2;
            background: linear-gradient(145deg, #1A222C 0%, #151E26 100%);
            border-color: rgba(255, 138, 0, 0.18);
            padding: 34px 30px;
        }

        .matrix-card.featured::before {
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
        }

        .matrix-card .matrix-number {
            font-size: 14px;
            font-weight: 700;
            font-family: var(--font-number);
            color: var(--primary);
            margin-bottom: 12px;
            letter-spacing: 0.06em;
        }

        .matrix-card .matrix-icon {
            width: 46px;
            height: 46px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            background: rgba(255, 138, 0, 0.1);
            color: var(--primary);
            margin-bottom: 14px;
        }

        .matrix-card h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--title);
            margin-bottom: 10px;
            letter-spacing: -0.01em;
        }

        .matrix-card p {
            font-size: 14px;
            line-height: 1.75;
            color: var(--body);
            margin-bottom: 14px;
        }

        .matrix-card .matrix-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--accent);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all var(--transition);
            text-decoration: none;
        }

        .matrix-card .matrix-link:hover {
            color: var(--title);
        }

        .matrix-card.featured h3 {
            font-size: 26px;
            margin-bottom: 14px;
        }

        .matrix-card.featured p {
            font-size: 15px;
            margin-bottom: 18px;
        }

        /* Scene Cards */
        .scene-cards {
            background: var(--bg-secondary);
        }

        .scene-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .scene-card {
            position: relative;
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border);
            background: var(--panel);
            transition: all var(--transition);
            aspect-ratio: 3/4;
            cursor: pointer;
        }

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

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

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

        .scene-card .scene-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 20px 18px;
            background: linear-gradient(180deg, transparent 0%, rgba(13, 17, 23, 0.82) 40%, #0D1117 100%);
        }

        .scene-card .scene-overlay h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--title);
            margin-bottom: 5px;
        }

        .scene-card .scene-overlay p {
            font-size: 13px;
            color: var(--body);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* Compare Section */
        .compare-section {
            background: var(--bg-primary);
        }

        .compare-grid {
            display: grid;
            grid-template-columns: 1fr auto 1fr;
            gap: 20px;
            align-items: stretch;
        }

        .compare-panel {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            transition: all var(--transition);
        }

        .compare-panel:hover {
            border-color: var(--border-hover);
            box-shadow: var(--shadow);
        }

        .compare-panel .compare-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 18px;
            padding-bottom: 14px;
            border-bottom: 1px solid var(--border);
        }

        .compare-panel .compare-header h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--title);
        }

        .compare-panel .compare-header .badge-up {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 10px;
            background: rgba(0, 229, 204, 0.1);
            color: var(--accent);
            font-size: 12px;
            font-weight: 700;
            border-radius: 12px;
        }

        .compare-panel .compare-header .badge-down {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 10px;
            background: rgba(255, 77, 109, 0.1);
            color: var(--danger);
            font-size: 12px;
            font-weight: 700;
            border-radius: 12px;
        }

        .compare-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .compare-list li {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 14px;
            color: var(--body);
            padding: 10px 14px;
            background: rgba(255, 255, 255, 0.02);
            border-radius: 8px;
            border: 1px solid var(--border);
        }

        .compare-list li .compare-value {
            font-weight: 700;
            font-family: var(--font-number);
            font-size: 16px;
            color: var(--title);
        }

        .compare-list li .compare-value.up {
            color: var(--accent);
        }
        .compare-list li .compare-value.down {
            color: var(--danger);
        }

        .compare-vs {
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 800;
            font-family: var(--font-number);
            color: var(--primary);
            padding: 0 8px;
        }

        .compare-vs span {
            background: rgba(255, 138, 0, 0.12);
            border: 1px solid rgba(255, 138, 0, 0.3);
            border-radius: 50%;
            width: 52px;
            height: 52px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
        }

        /* Milestone */
        .milestone-section {
            background: var(--bg-secondary);
        }

        .milestone-timeline {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 0;
            position: relative;
            margin-top: 20px;
        }

        .milestone-timeline::before {
            content: '';
            position: absolute;
            top: 24px;
            left: 10%;
            right: 10%;
            height: 2px;
            background: var(--border);
        }

        .milestone-item {
            position: relative;
            text-align: center;
            padding: 0 12px;
        }

        .milestone-item .ms-dot {
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background: var(--primary);
            border: 3px solid var(--bg-secondary);
            box-shadow: 0 0 0 3px rgba(255, 138, 0, 0.3);
            margin: 0 auto 16px;
            position: relative;
            z-index: 2;
        }

        .milestone-item .ms-year {
            font-size: 22px;
            font-weight: 800;
            font-family: var(--font-number);
            color: var(--highlight);
            margin-bottom: 6px;
            letter-spacing: -0.02em;
        }

        .milestone-item h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--title);
            margin-bottom: 6px;
            line-height: 1.35;
        }

        .milestone-item p {
            font-size: 13px;
            color: var(--muted);
            line-height: 1.5;
        }

        /* Brand Intro */
        .brand-intro {
            background: var(--bg-primary);
        }

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

        .brand-intro .intro-copy h2 {
            font-size: 28px;
            font-weight: 800;
            color: var(--title);
            margin-bottom: 16px;
            letter-spacing: -0.02em;
        }

        .brand-intro .intro-copy p {
            font-size: 15px;
            line-height: 1.85;
            color: var(--body);
            margin-bottom: 14px;
        }

        .brand-intro .intro-stats {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        .brand-intro .intro-stat-card {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 20px;
            text-align: center;
            transition: all var(--transition);
        }

        .brand-intro .intro-stat-card:hover {
            border-color: var(--border-hover);
            transform: translateY(-4px);
            box-shadow: var(--shadow);
        }

        .brand-intro .intro-stat-card .stat-num {
            font-size: 28px;
            font-weight: 800;
            font-family: var(--font-number);
            color: var(--primary);
            margin-bottom: 4px;
        }

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

        /* News Center */
        .news-center {
            background: var(--bg-secondary);
        }

        .news-list {
            display: grid;
            grid-template-columns: 1fr;
            gap: 16px;
        }

        .news-item {
            display: grid;
            grid-template-columns: 80px auto 160px 1fr 100px;
            gap: 16px;
            align-items: center;
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 18px 20px;
            transition: all var(--transition);
        }

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

        .news-item .news-date {
            font-size: 14px;
            font-weight: 700;
            font-family: var(--font-number);
            color: var(--highlight);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .news-item .news-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--title);
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-item .news-summary {
            font-size: 13px;
            color: var(--body);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-item .news-meta {
            font-size: 12px;
            color: var(--muted);
            white-space: nowrap;
        }

        .news-item .btn-text {
            font-size: 13px;
            white-space: nowrap;
        }

        /* Platform Guarantee */
        .guarantee-section {
            background: var(--bg-primary);
        }

        .guarantee-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .guarantee-card {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            text-align: center;
            transition: all var(--transition);
        }

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

        .guarantee-card .guarantee-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin: 0 auto 12px;
            background: rgba(0, 229, 204, 0.1);
            color: var(--accent);
        }

        .guarantee-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--title);
            margin-bottom: 8px;
        }

        .guarantee-card p {
            font-size: 13px;
            color: var(--body);
            line-height: 1.6;
        }

        .guarantee-card .guarantee-data {
            font-size: 20px;
            font-weight: 800;
            font-family: var(--font-number);
            color: var(--primary);
            margin-top: 10px;
        }

        /* Quick Answers */
        .quick-answers {
            background: var(--bg-secondary);
        }

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

        .quick-card {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 18px 20px;
            transition: all var(--transition);
            text-decoration: none;
            display: block;
        }

        .quick-card:hover {
            border-color: var(--border-hover);
            background: rgba(255, 138, 0, 0.04);
            transform: translateY(-2px);
        }

        .quick-card .quick-q {
            font-size: 15px;
            font-weight: 700;
            color: var(--title);
            margin-bottom: 6px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .quick-card .quick-q i {
            color: var(--primary);
            font-size: 14px;
        }

        .quick-card .quick-a {
            font-size: 13px;
            color: var(--body);
            line-height: 1.55;
        }

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

        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 800px;
        }

        .faq-item {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            overflow: hidden;
            transition: all var(--transition);
        }

        .faq-item.active {
            border-color: var(--border-accent);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            font-size: 16px;
            font-weight: 700;
            color: var(--title);
            text-align: left;
            cursor: pointer;
            transition: all var(--transition);
            background: transparent;
            border: none;
        }

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

        .faq-question .faq-toggle {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            border: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            color: var(--muted);
            flex-shrink: 0;
            transition: all var(--transition);
        }

        .faq-item.active .faq-toggle {
            border-color: var(--accent);
            color: var(--accent);
            transform: rotate(45deg);
            background: var(--accent-soft);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s cubic-bezier(0.22, 1, 0.36, 1), padding 0.3s ease;
            padding: 0 22px;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 22px 18px;
        }

        .faq-answer p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--body);
        }

        .faq-question:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: -2px;
            border-radius: var(--radius-sm);
        }

        /* Data Tools */
        .tools-section {
            background: var(--bg-secondary);
        }

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

        .tool-card {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            transition: all var(--transition);
        }

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

        .tool-card .tool-icon {
            width: 42px;
            height: 42px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            background: rgba(255, 138, 0, 0.1);
            color: var(--primary);
            margin-bottom: 12px;
        }

        .tool-card h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--title);
            margin-bottom: 6px;
        }

        .tool-card p {
            font-size: 13px;
            color: var(--body);
            line-height: 1.55;
            margin-bottom: 14px;
        }

        .tool-card .tool-select {
            display: flex;
            gap: 8px;
            align-items: center;
            flex-wrap: wrap;
        }

        .tool-card .tool-select .fake-select,
        .tool-card .tool-select .fake-input {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 8px 12px;
            font-size: 13px;
            color: var(--body);
            cursor: pointer;
            transition: all var(--transition);
            flex: 1;
            min-width: 60px;
        }

        .tool-card .tool-select .fake-select:hover,
        .tool-card .tool-select .fake-input:hover {
            border-color: var(--border-hover);
        }

        /* CTA Form */
        .cta-form-section {
            background: var(--bg-primary);
        }

        .cta-form-panel {
            background: linear-gradient(145deg, #1A222C 0%, #151E26 100%);
            border: 1px solid rgba(255, 138, 0, 0.18);
            border-radius: var(--radius-lg);
            padding: 40px 36px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 36px;
            align-items: center;
            position: relative;
            overflow: hidden;
        }

        .cta-form-panel::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(255, 138, 0, 0.12), transparent 70%);
            pointer-events: none;
        }

        .cta-form-copy h2 {
            font-size: 28px;
            font-weight: 800;
            color: var(--title);
            margin-bottom: 14px;
            letter-spacing: -0.02em;
        }

        .cta-form-copy p {
            font-size: 14px;
            line-height: 1.75;
            color: var(--body);
            margin-bottom: 18px;
        }

        .cta-form-copy .cta-benefits {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .cta-form-copy .cta-benefits li {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--body);
        }

        .cta-form-copy .cta-benefits li i {
            color: var(--accent);
            font-size: 14px;
        }

        .cta-form {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 14px;
        }

        .cta-form .form-group {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .cta-form .form-group.full {
            grid-column: span 2;
        }

        .cta-form .form-group label {
            font-size: 13px;
            font-weight: 600;
            color: var(--body);
        }

        .cta-form .form-group input,
        .cta-form .form-group select,
        .cta-form .form-group textarea {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 11px 14px;
            font-size: 14px;
            color: var(--title);
            transition: all var(--transition);
            outline: none;
            width: 100%;
            appearance: none;
            -webkit-appearance: none;
        }

        .cta-form .form-group input::placeholder,
        .cta-form .form-group textarea::placeholder {
            color: var(--muted);
        }

        .cta-form .form-group input:focus,
        .cta-form .form-group select:focus,
        .cta-form .form-group textarea:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(0, 229, 204, 0.1);
            background: rgba(255, 255, 255, 0.05);
        }

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

        .cta-form .form-submit {
            grid-column: span 2;
            margin-top: 4px;
        }

        .cta-form .form-submit .btn {
            width: 100%;
        }

        .cta-form .privacy-note {
            grid-column: span 2;
            font-size: 12px;
            color: var(--muted);
            text-align: center;
            line-height: 1.5;
        }

        /* Partners */
        .partners-section {
            background: var(--bg-secondary);
            padding: 48px 0 56px;
        }

        .partner-wall {
            display: flex;
            flex-wrap: wrap;
            gap: 18px;
            justify-content: center;
            align-items: center;
        }

        .partner-item {
            padding: 14px 22px;
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 600;
            color: var(--muted);
            letter-spacing: 0.08em;
            transition: all var(--transition);
            cursor: default;
        }

        .partner-item:hover {
            border-color: var(--border-hover);
            color: var(--body);
            background: rgba(255, 255, 255, 0.05);
        }

        /* Footer */
        .site-footer {
            background: #0D1117;
            border-top: 1px solid var(--border);
            padding: 48px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 36px;
        }

        .footer-brand .brand-logo {
            font-size: 18px;
            margin-bottom: 12px;
        }

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

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--title);
            margin-bottom: 14px;
        }

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

        .footer-col ul li a {
            font-size: 13px;
            color: var(--muted);
            transition: all var(--transition);
            text-decoration: none;
        }

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

        .footer-col .contact-info {
            font-size: 13px;
            color: var(--muted);
            line-height: 1.6;
        }

        .footer-col .contact-info span {
            display: block;
            margin-bottom: 4px;
        }

        .footer-bottom {
            border-top: 1px solid var(--border);
            padding: 18px 0;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
        }

        .footer-bottom .copyright {
            font-size: 12px;
            color: var(--muted);
        }

        .footer-bottom .footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
            font-size: 12px;
            color: var(--muted);
        }

        .footer-bottom .footer-links a {
            color: var(--muted);
            text-decoration: none;
            transition: color var(--transition);
            font-size: 12px;
        }

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

        /* Responsive */
        @media (max-width: 1024px) {
            :root {
                --section-gap: 64px;
            }

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

            .hero-copy h1 {
                font-size: 38px;
            }

            .hero-metrics-panel {
                grid-template-columns: repeat(4, 1fr);
                gap: 12px;
            }

            .metric-card {
                padding: 16px 12px;
            }
            .metric-card .metric-value {
                font-size: 24px;
            }

            .service-matrix .matrix-grid {
                grid-template-columns: 1fr 1fr;
                grid-template-rows: auto;
            }
            .matrix-card.featured {
                grid-row: span 1;
                grid-column: span 2;
            }

            .scene-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

            .compare-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .compare-vs {
                padding: 4px 0;
            }
            .compare-vs span {
                width: 40px;
                height: 40px;
                font-size: 15px;
            }

            .milestone-timeline {
                grid-template-columns: repeat(3, 1fr);
                gap: 24px 0;
            }
            .milestone-timeline::before {
                display: none;
            }
            .milestone-item {
                padding: 8px 12px;
            }

            .brand-intro .intro-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .brand-intro .intro-stats {
                grid-template-columns: repeat(4, 1fr);
            }

            .news-item {
                grid-template-columns: 72px 1fr 1fr 90px;
                gap: 12px;
                padding: 14px 16px;
            }
            .news-item .news-summary {
                display: none;
            }

            .guarantee-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }

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

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

            .cta-form-panel {
                grid-template-columns: 1fr;
                gap: 24px;
                padding: 30px 24px;
            }

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

            .nav-drawer {
                width: 420px;
                max-width: 85vw;
                padding: 20px 22px;
            }
            .nav-menu li a {
                font-size: 18px;
                padding: 12px 14px;
            }
        }

        @media (max-width: 640px) {
            :root {
                --section-gap: 44px;
            }

            .container {
                padding: 0 16px;
            }

            .section-title {
                font-size: 24px;
            }
            .section-desc {
                font-size: 14px;
            }

            .site-header {
                height: 60px;
            }
            .brand-logo {
                font-size: 17px;
                gap: 8px;
            }
            .brand-logo .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 13px;
                border-radius: 6px;
            }
            .header-cta {
                padding: 7px 12px;
                font-size: 12px;
                gap: 5px;
            }
            .hamburger {
                padding: 6px;
            }
            .hamburger .line {
                width: 18px;
            }

            .hero-metrics {
                min-height: auto;
                padding: 90px 0 48px;
            }
            .hero-copy h1 {
                font-size: 30px;
                line-height: 1.25;
            }
            .hero-desc {
                font-size: 14px;
                line-height: 1.7;
            }
            .hero-actions {
                flex-direction: column;
                gap: 10px;
            }
            .hero-actions .btn {
                width: 100%;
            }

            .hero-metrics-panel {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .metric-card {
                padding: 14px 10px;
                border-radius: var(--radius-sm);
            }
            .metric-card .metric-value {
                font-size: 22px;
            }
            .metric-card .metric-label {
                font-size: 11px;
            }
            .metric-card .metric-icon {
                width: 32px;
                height: 32px;
                font-size: 14px;
                margin-bottom: 6px;
            }

            .status-track {
                gap: 20px;
                font-size: 12px;
            }

            .service-matrix .matrix-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .matrix-card.featured {
                grid-column: span 1;
            }
            .matrix-card {
                padding: 20px 18px;
            }
            .matrix-card.featured {
                padding: 24px 20px;
            }
            .matrix-card.featured h3 {
                font-size: 20px;
            }
            .matrix-card h3 {
                font-size: 17px;
            }

            .scene-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .scene-card {
                aspect-ratio: 16/10;
            }

            .milestone-timeline {
                grid-template-columns: 1fr 1fr;
                gap: 18px 10px;
            }
            .milestone-item {
                padding: 4px 8px;
            }
            .milestone-item .ms-year {
                font-size: 18px;
            }
            .milestone-item h4 {
                font-size: 13px;
            }
            .milestone-item p {
                font-size: 11px;
            }

            .brand-intro .intro-copy h2 {
                font-size: 22px;
            }
            .brand-intro .intro-copy p {
                font-size: 14px;
            }
            .brand-intro .intro-stats {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .brand-intro .intro-stat-card {
                padding: 14px;
            }
            .brand-intro .intro-stat-card .stat-num {
                font-size: 22px;
            }

            .news-item {
                grid-template-columns: 64px 1fr 72px;
                gap: 10px;
                padding: 12px 14px;
            }
            .news-item .news-meta {
                display: none;
            }
            .news-item .news-title {
                font-size: 14px;
                -webkit-line-clamp: 2;
            }
            .news-item .news-date {
                font-size: 12px;
            }
            .news-item .btn-text {
                font-size: 11px;
                white-space: normal;
                text-align: right;
            }

            .guarantee-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .guarantee-card {
                padding: 18px 16px;
            }

            .quick-card {
                padding: 14px 16px;
            }
            .quick-card .quick-q {
                font-size: 14px;
            }

            .faq-question {
                font-size: 14px;
                padding: 14px 16px;
                gap: 10px;
            }
            .faq-item.active .faq-answer {
                padding: 0 16px 14px;
            }
            .faq-answer p {
                font-size: 13px;
            }
            .faq-question .faq-toggle {
                width: 24px;
                height: 24px;
                font-size: 11px;
            }

            .tools-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .tool-card {
                padding: 18px 16px;
            }

            .cta-form-panel {
                padding: 24px 16px;
                border-radius: var(--radius-md);
            }
            .cta-form-copy h2 {
                font-size: 22px;
            }
            .cta-form {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .cta-form .form-group.full,
            .cta-form .form-submit,
            .cta-form .privacy-note {
                grid-column: span 1;
            }

            .partner-wall {
                gap: 10px;
            }
            .partner-item {
                padding: 10px 14px;
                font-size: 12px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

            .nav-drawer {
                width: 85vw;
                padding: 16px 18px;
            }
            .nav-drawer-header {
                margin-bottom: 20px;
                padding-bottom: 12px;
            }
            .nav-menu li a {
                font-size: 16px;
                padding: 10px 12px;
                gap: 10px;
            }
            .nav-menu li a.active {
                padding-left: 9px;
            }
            .nav-drawer-footer p {
                font-size: 12px;
            }
            .nav-drawer-footer .contact-line {
                font-size: 12px;
            }
        }

        @media (max-width: 380px) {
            .hero-copy h1 {
                font-size: 26px;
            }
            .hero-metrics-panel {
                gap: 8px;
            }
            .metric-card .metric-value {
                font-size: 20px;
            }
            .news-item {
                grid-template-columns: 1fr;
                gap: 6px;
            }
            .news-item .news-date,
            .news-item .btn-text {
                text-align: left;
                white-space: nowrap;
            }
            .milestone-timeline {
                grid-template-columns: 1fr;
            }
            .brand-intro .intro-stats {
                grid-template-columns: 1fr;
            }
        }

/* roulang page: category1 */
:root {
 --bg-primary: #0D1117;
 --bg-secondary: #111820;
 --panel: #151E26;
 --primary: #FF8A00;
 --primary-hover: #FF9D2E;
 --accent: #00E5CC;
 --accent-soft: rgba(0, 229, 204, 0.1);
 --highlight: #FFD166;
 --danger: #FF4D6D;
 --title: #F5F7FA;
 --body: #B6BEC9;
 --muted: #6A7480;
 --border: rgba(255, 255, 255, 0.08);
 --border-hover: rgba(255, 138, 0, 0.45);
 --border-accent: rgba(0, 229, 204, 0.45);
 --radius-sm: 10px;
 --radius-md: 14px;
 --radius-lg: 20px;
 --shadow: 0 12px 32px rgba(0, 0, 0, 0.32);
 --shadow-hover: 0 16px 44px rgba(0, 0, 0, 0.42);
 --shadow-btn: 0 8px 20px rgba(255, 138, 0, 0.25);
 --transition: 0.25s ease;
 --section-gap: 64px;
 --section-gap-mobile: 44px;
 --font-title: 'PingFang SC', 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
 --font-number: 'DIN Alternate', 'Roboto Condensed', 'PingFang SC', sans-serif;
}
html {
 scroll-behavior: smooth;
 -webkit-text-size-adjust: 100%;
}
body {
 font-family: var(--font-title);
 font-size: 16px;
 line-height: 1.75;
 color: var(--body);
 background-color: var(--bg-primary);
 -webkit-font-smoothing: antialiased;
 -moz-osx-font-smoothing: grayscale;
 overflow-x: hidden;
 min-height: 100vh;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent); }
button, input, select, textarea { font-family: inherit; font-size: inherit; line-height: inherit; }
button { cursor: pointer; border: none; background: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section-gap { padding: var(--section-gap) 0; }
.section-gap-sm { padding: 48px 0; }
.text-primary { color: var(--primary) !important; }
.text-accent { color: var(--accent) !important; }
.text-highlight { color: var(--highlight) !important; }
.text-danger { color: var(--danger) !important; }
.text-muted { color: var(--muted) !important; }
.section-tag { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent); margin-bottom: 12px; }
.section-tag .tag-line { width: 28px; height: 2px; background: var(--accent); border-radius: 2px; }
.section-title { font-size: 32px; font-weight: 800; letter-spacing: -0.02em; line-height: 1.3; color: var(--title); margin-bottom: 16px; font-family: var(--font-title); }
.section-desc { font-size: 16px; line-height: 1.8; color: var(--body); max-width: 720px; margin-bottom: 32px; }
.section-desc.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-title.center, .section-tag.center { text-align: center; }
.section-tag.center { justify-content: center; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; padding: 12px 26px; border-radius: var(--radius-sm); font-weight: 700; font-size: 15px; letter-spacing: 0.02em; transition: all var(--transition); border: 2px solid transparent; outline: none; text-decoration: none; line-height: 1.5; white-space: nowrap; }
.btn-primary { background: var(--primary); color: #0D1117; border-color: var(--primary); }
.btn-primary:hover { background: var(--primary-hover); border-color: var(--primary-hover); box-shadow: var(--shadow-btn); color: #0D1117; transform: translateY(-2px); }
.btn-primary:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.btn-secondary { background: transparent; color: var(--accent); border-color: var(--accent); }
.btn-secondary:hover { background: var(--accent-soft); color: var(--accent); border-color: var(--accent); transform: translateY(-2px); }
.btn-secondary:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.btn-ghost { background: rgba(255, 255, 255, 0.03); color: var(--body); border-color: var(--border); }
.btn-ghost:hover { background: rgba(255, 255, 255, 0.06); color: var(--title); border-color: rgba(255, 255, 255, 0.2); transform: translateY(-2px); }
.btn-sm { padding: 8px 16px; font-size: 13px; border-radius: 8px; }
/* Header */
.site-header { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; background: rgba(13, 17, 23, 0.92); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); border-bottom: 1px solid var(--border); height: 68px; display: flex; align-items: center; transition: all var(--transition); }
.site-header.scrolled { box-shadow: 0 8px 32px rgba(0,0,0,0.45); }
.header-row { display: flex; align-items: center; justify-content: space-between; width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.brand-logo { display: flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 800; color: var(--title); letter-spacing: -0.01em; }
.brand-logo:hover { color: var(--title); }
.logo-icon { display: flex; align-items: center; justify-content: center; width: 36px; height: 36px; background: linear-gradient(135deg, var(--primary), var(--primary-hover)); color: #0D1117; font-size: 18px; font-weight: 800; border-radius: 10px; flex-shrink: 0; }
.header-actions { display: flex; align-items: center; gap: 14px; }
.header-cta { display: inline-flex; align-items: center; gap: 8px; padding: 10px 18px; background: var(--primary); color: #0D1117; font-weight: 700; font-size: 14px; border-radius: var(--radius-sm); transition: all var(--transition); border: 2px solid var(--primary); }
.header-cta:hover { background: var(--primary-hover); border-color: var(--primary-hover); box-shadow: var(--shadow-btn); color: #0D1117; transform: translateY(-2px); }
.header-cta:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.hamburger { display: flex; flex-direction: column; justify-content: center; gap: 5px; width: 44px; height: 44px; padding: 10px; border-radius: 10px; background: rgba(255,255,255,0.04); border: 1px solid var(--border); transition: all var(--transition); }
.hamburger:hover { background: rgba(255,255,255,0.08); border-color: var(--border-hover); }
.hamburger:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.hamburger .line { display: block; width: 20px; height: 2px; background: var(--title); border-radius: 2px; transition: all 0.35s ease; transform-origin: center; }
.hamburger.active .line:nth-child(1) { transform: translateY(7px) rotate(45deg); background: var(--accent); }
.hamburger.active .line:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.active .line:nth-child(3) { transform: translateY(-7px) rotate(-45deg); background: var(--accent); }
/* Nav Drawer */
.nav-drawer { position: fixed; top: 0; right: 0; width: 480px; max-width: 85vw; height: 100vh; z-index: 1500; background: var(--bg-primary); border-left: 1px solid var(--border); transform: translateX(100%); transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1); display: flex; flex-direction: column; padding: 32px 40px; overflow-y: auto; }
.nav-drawer.open { transform: translateX(0); }
.nav-overlay { position: fixed; inset: 0; z-index: 1400; background: rgba(0,0,0,0.65); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); opacity: 0; pointer-events: none; transition: opacity 0.35s ease; }
.nav-overlay.show { opacity: 1; pointer-events: auto; }
.nav-drawer-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 48px; }
.nav-drawer-close { width: 44px; height: 44px; display: flex; align-items: center; justify-content: center; border-radius: 10px; background: rgba(255,255,255,0.04); border: 1px solid var(--border); color: var(--title); transition: all var(--transition); }
.nav-drawer-close:hover { background: rgba(255,255,255,0.08); color: var(--accent); border-color: var(--border-accent); }
.nav-drawer-close:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.nav-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.nav-list li { display: flex; }
.nav-list a { display: flex; align-items: center; gap: 16px; padding: 16px 18px; border-radius: var(--radius-sm); font-size: 22px; font-weight: 700; color: var(--body); transition: all var(--transition); border-left: 3px solid transparent; flex: 1; }
.nav-list a:hover { background: rgba(255,255,255,0.04); color: var(--title); border-left-color: var(--accent); }
.nav-list a.active { background: rgba(255,138,0,0.08); color: var(--primary); border-left-color: var(--primary); }
.nav-list .nav-index { font-family: var(--font-number); font-size: 13px; font-weight: 600; color: var(--muted); letter-spacing: 0.05em; }
.nav-list a.active .nav-index { color: var(--primary); }
.nav-list a:hover .nav-index { color: var(--accent); }
.nav-drawer-footer { margin-top: auto; padding-top: 32px; border-top: 1px solid var(--border); font-size: 13px; color: var(--muted); }
.nav-drawer-footer a { color: var(--accent); }
.nav-drawer-footer a:hover { color: var(--primary); }
/* Hero */
.page-hero { padding: 140px 0 64px; background: var(--bg-primary); position: relative; overflow: hidden; }
.page-hero::before { content: ''; position: absolute; top: -180px; right: -120px; width: 600px; height: 600px; background: radial-gradient(circle, rgba(255,138,0,0.07) 0%, transparent 70%); pointer-events: none; z-index: 0; }
.page-hero::after { content: ''; position: absolute; bottom: -200px; left: 10%; width: 500px; height: 500px; background: radial-gradient(circle, rgba(0,229,204,0.05) 0%, transparent 70%); pointer-events: none; z-index: 0; }
.page-hero .container { position: relative; z-index: 1; }
.page-hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 48px; align-items: center; }
.hero-breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--muted); margin-bottom: 20px; flex-wrap: wrap; }
.hero-breadcrumb a { color: var(--muted); }
.hero-breadcrumb a:hover { color: var(--accent); }
.hero-breadcrumb .sep { color: #3A4450; }
.hero-breadcrumb .current { color: var(--primary); font-weight: 600; }
.page-hero h1 { font-size: 46px; font-weight: 800; letter-spacing: -0.03em; line-height: 1.2; color: var(--title); margin-bottom: 18px; }
.page-hero .hero-desc { font-size: 17px; line-height: 1.85; color: var(--body); max-width: 560px; margin-bottom: 28px; }
.hero-meta-row { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-meta-chip { display: inline-flex; align-items: center; gap: 6px; padding: 8px 14px; border-radius: 20px; background: rgba(255,255,255,0.04); border: 1px solid var(--border); font-size: 13px; font-weight: 500; color: var(--body); }
.hero-meta-chip i { color: var(--accent); font-size: 12px; }
.hero-visual-card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 28px; box-shadow: var(--shadow); position: relative; overflow: hidden; }
.hero-visual-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: linear-gradient(90deg, var(--primary), var(--accent)); }
.hero-visual-card img { border-radius: var(--radius-md); margin-bottom: 20px; width: 100%; height: 200px; object-fit: cover; }
.hero-visual-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.hero-vs-item { text-align: center; padding: 14px 8px; background: rgba(255,255,255,0.03); border: 1px solid var(--border); border-radius: var(--radius-sm); }
.hero-vs-item .num { font-family: var(--font-number); font-size: 24px; font-weight: 700; color: var(--primary); display: block; }
.hero-vs-item .lbl { font-size: 12px; color: var(--muted); margin-top: 4px; }
/* Toolbar */
.toolbar-section { padding: 28px 0; background: var(--bg-secondary); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.toolbar-wrap { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
.toolbar-search { flex: 1 1 260px; min-width: 200px; position: relative; }
.toolbar-search input { width: 100%; padding: 12px 16px 12px 42px; background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius-sm); color: var(--title); font-size: 14px; transition: all var(--transition); }
.toolbar-search input::placeholder { color: var(--muted); }
.toolbar-search input:focus { outline: none; border-color: var(--border-accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.toolbar-search i { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); color: var(--muted); font-size: 14px; }
.toolbar-select { position: relative; min-width: 140px; }
.toolbar-select select { width: 100%; padding: 12px 38px 12px 16px; background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius-sm); color: var(--title); font-size: 14px; appearance: none; -webkit-appearance: none; transition: all var(--transition); }
.toolbar-select select:focus { outline: none; border-color: var(--border-accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.toolbar-select::after { content: '\f107'; font-family: 'Font Awesome 6 Free'; font-weight: 900; position: absolute; right: 14px; top: 50%; transform: translateY(-50%); color: var(--muted); pointer-events: none; font-size: 13px; }
.toolbar-sort { display: flex; align-items: center; gap: 8px; }
.toolbar-sort button { padding: 10px 16px; background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius-sm); color: var(--body); font-size: 13px; font-weight: 500; transition: all var(--transition); }
.toolbar-sort button:hover { border-color: var(--border-accent); color: var(--accent); background: var(--accent-soft); }
.toolbar-sort button.active { border-color: var(--primary); color: var(--primary); background: rgba(255,138,0,0.08); }
/* Card List */
.card-list-section { background: var(--bg-primary); }
.card-list-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.data-card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 24px; transition: all var(--transition); display: flex; flex-direction: column; gap: 14px; }
.data-card:hover { transform: translateY(-4px); border-color: var(--border-hover); box-shadow: var(--shadow-hover); }
.data-card-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.data-card-date { font-family: var(--font-number); font-size: 12px; font-weight: 600; color: var(--highlight); letter-spacing: 0.03em; }
.data-card-tag { padding: 4px 10px; border-radius: 6px; font-size: 12px; font-weight: 600; background: var(--accent-soft); color: var(--accent); }
.data-card-tag.orange { background: rgba(255,138,0,0.1); color: var(--primary); }
.data-card-tag.yellow { background: rgba(255,209,102,0.1); color: var(--highlight); }
.data-card h3 { font-size: 18px; font-weight: 700; color: var(--title); line-height: 1.45; margin: 0; }
.data-card h3 a { color: var(--title); }
.data-card h3 a:hover { color: var(--primary); }
.data-card p { font-size: 14px; line-height: 1.75; color: var(--body); margin: 0; flex: 1; }
.data-card-foot { display: flex; align-items: center; justify-content: space-between; }
.data-card-meta { display: flex; align-items: center; gap: 14px; font-size: 12px; color: var(--muted); }
.data-card-meta i { margin-right: 4px; }
.data-card-link { font-size: 13px; font-weight: 600; color: var(--primary); display: inline-flex; align-items: center; gap: 6px; }
.data-card-link:hover { color: var(--accent); }
.view-more-row { text-align: center; margin-top: 36px; }
/* Hot Section */
.hot-section { background: var(--bg-secondary); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.hot-scroll { display: flex; gap: 18px; overflow-x: auto; padding: 8px 2px 16px; scroll-snap-type: x mandatory; -webkit-overflow-scrolling: touch; }
.hot-scroll::-webkit-scrollbar { height: 6px; }
.hot-scroll::-webkit-scrollbar-track { background: rgba(255,255,255,0.03); border-radius: 3px; }
.hot-scroll::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.14); border-radius: 3px; }
.hot-scroll::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.25); }
.hot-card { min-width: 260px; max-width: 260px; background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius-md); overflow: hidden; transition: all var(--transition); scroll-snap-align: start; flex-shrink: 0; }
.hot-card:hover { transform: translateY(-4px); border-color: var(--border-hover); box-shadow: var(--shadow-hover); }
.hot-card img { width: 100%; height: 150px; object-fit: cover; }
.hot-card-body { padding: 16px; }
.hot-card-body h3 { font-size: 15px; font-weight: 700; color: var(--title); margin-bottom: 8px; line-height: 1.4; }
.hot-card-body .hot-rank { display: inline-block; padding: 3px 8px; border-radius: 5px; font-size: 11px; font-weight: 700; background: var(--primary); color: #0D1117; margin-bottom: 8px; }
.hot-card-body .hot-rank.top { background: var(--highlight); }
.hot-card-body .hot-rank.third { background: var(--accent); }
.hot-card-body p { font-size: 13px; color: var(--muted); margin: 0; line-height: 1.6; }
/* Data Summary */
.summary-section { background: var(--bg-primary); }
.summary-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 30px; }
.summary-panel { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 28px; }
.summary-panel h3 { font-size: 20px; font-weight: 700; color: var(--title); margin-bottom: 20px; display: flex; align-items: center; gap: 10px; }
.summary-panel h3 i { color: var(--accent); font-size: 18px; }
.summary-stats-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-bottom: 24px; }
.summary-stat { text-align: center; padding: 16px 8px; background: rgba(255,255,255,0.03); border: 1px solid var(--border); border-radius: var(--radius-sm); }
.summary-stat .num { font-family: var(--font-number); font-size: 28px; font-weight: 700; color: var(--primary); display: block; }
.summary-stat .lbl { font-size: 12px; color: var(--muted); margin-top: 4px; }
.summary-chart-visual { background: rgba(255,255,255,0.04); border: 1px dashed var(--border); border-radius: var(--radius-sm); padding: 24px; display: flex; flex-direction: column; gap: 12px; }
.chart-bar-row { display: flex; align-items: center; gap: 12px; }
.chart-bar-label { width: 70px; font-size: 12px; color: var(--muted); flex-shrink: 0; text-align: right; }
.chart-bar-track { flex: 1; height: 8px; background: rgba(255,255,255,0.06); border-radius: 4px; overflow: hidden; }
.chart-bar-fill { height: 100%; border-radius: 4px; background: linear-gradient(90deg, var(--primary), var(--accent)); transition: width 1s ease; }
.chart-bar-fill.second { background: linear-gradient(90deg, var(--accent), var(--highlight)); }
.chart-bar-fill.third { background: linear-gradient(90deg, var(--highlight), var(--danger)); }
.chart-bar-value { width: 45px; font-family: var(--font-number); font-size: 13px; font-weight: 600; color: var(--title); flex-shrink: 0; }
.rank-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.rank-list li { display: flex; align-items: center; gap: 14px; padding: 12px 14px; background: rgba(255,255,255,0.03); border: 1px solid var(--border); border-radius: var(--radius-sm); transition: all var(--transition); }
.rank-list li:hover { border-color: var(--border-hover); background: rgba(255,255,255,0.05); }
.rank-pos { font-family: var(--font-number); font-size: 18px; font-weight: 700; color: var(--muted); width: 28px; flex-shrink: 0; }
.rank-pos.top1 { color: var(--highlight); }
.rank-pos.top2 { color: var(--accent); }
.rank-pos.top3 { color: var(--primary); }
.rank-info { flex: 1; min-width: 0; }
.rank-info .rank-name { font-size: 14px; font-weight: 600; color: var(--title); }
.rank-info .rank-sub { font-size: 12px; color: var(--muted); }
.rank-score { font-family: var(--font-number); font-size: 16px; font-weight: 700; color: var(--primary); }
/* Related */
.related-section { background: var(--bg-secondary); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.related-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.related-card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 18px; transition: all var(--transition); display: flex; flex-direction: column; gap: 8px; }
.related-card:hover { transform: translateY(-3px); border-color: var(--border-hover); }
.related-card .rel-tag { font-size: 11px; font-weight: 600; color: var(--accent); text-transform: uppercase; letter-spacing: 0.05em; }
.related-card h3 { font-size: 15px; font-weight: 700; color: var(--title); line-height: 1.4; margin: 0; }
.related-card h3 a { color: var(--title); }
.related-card h3 a:hover { color: var(--primary); }
.related-card .rel-date { font-size: 12px; color: var(--muted); font-family: var(--font-number); }
/* CTA */
.cta-section { background: var(--bg-primary); }
.cta-panel { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 40px; display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 36px; align-items: center; position: relative; overflow: hidden; }
.cta-panel::before { content: ''; position: absolute; top: -100px; right: -60px; width: 300px; height: 300px; background: radial-gradient(circle, rgba(255,138,0,0.08) 0%, transparent 70%); pointer-events: none; }
.cta-panel::after { content: ''; position: absolute; bottom: -120px; left: -80px; width: 280px; height: 280px; background: radial-gradient(circle, rgba(0,229,204,0.06) 0%, transparent 70%); pointer-events: none; }
.cta-left { position: relative; z-index: 1; }
.cta-left h2 { font-size: 28px; font-weight: 800; color: var(--title); margin-bottom: 12px; }
.cta-left p { font-size: 15px; line-height: 1.75; color: var(--body); margin-bottom: 20px; }
.cta-right { position: relative; z-index: 1; }
.cta-form { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.cta-form .full-col { grid-column: 1 / -1; }
.cta-form input, .cta-form select, .cta-form textarea { width: 100%; padding: 12px 16px; background: var(--bg-primary); border: 1px solid var(--border); border-radius: var(--radius-sm); color: var(--title); font-size: 14px; transition: all var(--transition); }
.cta-form input::placeholder, .cta-form textarea::placeholder { color: var(--muted); }
.cta-form input:focus, .cta-form select:focus, .cta-form textarea:focus { outline: none; border-color: var(--border-accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.cta-form select { appearance: none; -webkit-appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236A7480' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; }
.cta-form textarea { resize: vertical; min-height: 80px; }
.cta-form .form-privacy { grid-column: 1 / -1; font-size: 12px; color: var(--muted); margin-top: 4px; }
/* FAQ */
.faq-section { background: var(--bg-secondary); border-top: 1px solid var(--border); }
.faq-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius-md); overflow: hidden; transition: all var(--transition); }
.faq-item:hover { border-color: rgba(255,255,255,0.16); }
.faq-question { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 18px 22px; font-size: 16px; font-weight: 600; color: var(--title); text-align: left; transition: all var(--transition); }
.faq-question i { color: var(--accent); transition: transform 0.35s ease; font-size: 14px; flex-shrink: 0; }
.faq-item.active .faq-question { color: var(--accent); }
.faq-item.active .faq-question i { transform: rotate(180deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease, padding 0.3s ease; padding: 0 22px; }
.faq-item.active .faq-answer { max-height: 300px; padding-bottom: 20px; }
.faq-answer p { font-size: 14px; line-height: 1.8; color: var(--body); margin: 0; }
/* Footer */
.site-footer { background: var(--bg-primary); border-top: 1px solid var(--border); padding: 56px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.4fr; gap: 32px; margin-bottom: 36px; }
.footer-brand p { font-size: 14px; line-height: 1.75; color: var(--muted); margin-top: 14px; max-width: 320px; }
.footer-col h4 { font-size: 15px; font-weight: 700; color: var(--title); margin-bottom: 16px; }
.footer-col ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.footer-col ul li a { font-size: 14px; color: var(--body); transition: all var(--transition); }
.footer-col ul li a:hover { color: var(--primary); padding-left: 4px; }
.contact-info { display: flex; flex-direction: column; gap: 10px; font-size: 13px; color: var(--body); }
.contact-info span { display: flex; align-items: center; gap: 8px; }
.footer-bottom { border-top: 1px solid var(--border); padding-top: 24px; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-size: 13px; color: var(--muted); }
.footer-links { display: flex; align-items: center; gap: 10px; }
.footer-links a { color: var(--muted); }
.footer-links a:hover { color: var(--accent); }
/* Responsive */
@media screen and (max-width: 1024px) {
 .page-hero-grid { grid-template-columns: 1fr; gap: 32px; }
 .page-hero h1 { font-size: 36px; }
 .related-grid { grid-template-columns: repeat(2, 1fr); }
 .cta-panel { grid-template-columns: 1fr; gap: 24px; }
 .summary-grid { grid-template-columns: 1fr; gap: 24px; }
 .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media screen and (max-width: 640px) {
 .page-hero { padding: 120px 0 44px; }
 .page-hero h1 { font-size: 28px; }
 .page-hero .hero-desc { font-size: 15px; }
 .card-list-grid { grid-template-columns: 1fr; }
 .related-grid { grid-template-columns: 1fr; }
 .cta-form { grid-template-columns: 1fr; }
 .cta-form .full-col { grid-column: 1 / -1; }
 .cta-panel { padding: 28px 22px; }
 .hot-card { min-width: 220px; max-width: 220px; }
 .summary-stats-row { grid-template-columns: repeat(2, 1fr); }
 .toolbar-wrap { flex-direction: column; align-items: stretch; }
 .toolbar-search { flex: 1 1 auto; }
 .footer-grid { grid-template-columns: 1fr; }
 .section-title { font-size: 26px; }
 .nav-drawer { width: 100%; max-width: 100%; padding: 24px 22px; }
 .nav-list a { font-size: 18px; padding: 14px 16px; }
 .header-cta span { display: none; }
 .header-cta { padding: 10px 12px; }
}

/* roulang page: category3 */
:root {
            --bg-primary: #0D1117;
            --bg-secondary: #111820;
            --panel: #151E26;
            --primary: #FF8A00;
            --primary-hover: #FF9D2E;
            --accent: #00E5CC;
            --accent-soft: rgba(0, 229, 204, 0.1);
            --highlight: #FFD166;
            --danger: #FF4D6D;
            --title: #F5F7FA;
            --body: #B6BEC9;
            --muted: #6A7480;
            --border: rgba(255, 255, 255, 0.08);
            --border-hover: rgba(255, 138, 0, 0.45);
            --border-accent: rgba(0, 229, 204, 0.45);
            --radius-sm: 10px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --shadow: 0 12px 32px rgba(0, 0, 0, 0.32);
            --shadow-hover: 0 16px 44px rgba(0, 0, 0, 0.42);
            --shadow-btn: 0 8px 20px rgba(255, 138, 0, 0.25);
            --transition: 0.25s ease;
            --section-gap: 64px;
            --section-gap-mobile: 44px;
            --font-title: 'PingFang SC', 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
            --font-number: 'DIN Alternate', 'Roboto Condensed', 'PingFang SC', sans-serif;
        }
        
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        
        body {
            font-family: var(--font-title);
            font-size: 16px;
            line-height: 1.75;
            color: var(--body);
            background-color: var(--bg-primary);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
            min-height: 100vh;
        }
        
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        
        a:hover {
            color: var(--accent);
        }
        
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        
        .section-gap {
            padding: var(--section-gap) 0;
        }
        
        .section-gap-sm {
            padding: 48px 0;
        }
        
        .text-primary {
            color: var(--primary) !important;
        }
        .text-accent {
            color: var(--accent) !important;
        }
        .text-highlight {
            color: var(--highlight) !important;
        }
        .text-danger {
            color: var(--danger) !important;
        }
        .text-muted {
            color: var(--muted) !important;
        }
        
        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--accent);
            margin-bottom: 12px;
        }
        
        .section-tag .tag-line {
            width: 28px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }
        
        .section-title {
            font-size: 32px;
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.3;
            color: var(--title);
            margin-bottom: 16px;
            font-family: var(--font-title);
        }
        
        .section-desc {
            font-size: 16px;
            line-height: 1.8;
            color: var(--body);
            max-width: 720px;
            margin-bottom: 32px;
        }
        
        .section-desc.center {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }
        
        .section-title.center,
        .section-tag.center {
            text-align: center;
        }
        
        .section-tag.center {
            justify-content: center;
        }
        
        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 12px 26px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 15px;
            letter-spacing: 0.02em;
            transition: all var(--transition);
            border: 2px solid transparent;
            outline: none;
            text-decoration: none;
            line-height: 1.5;
            white-space: nowrap;
            cursor: pointer;
        }
        
        .btn-primary {
            background: var(--primary);
            color: #0D1117;
            border-color: var(--primary);
        }
        
        .btn-primary:hover {
            background: var(--primary-hover);
            border-color: var(--primary-hover);
            box-shadow: var(--shadow-btn);
            color: #0D1117;
            transform: translateY(-2px);
        }
        
        .btn-primary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
        }
        
        .btn-secondary {
            background: transparent;
            color: var(--accent);
            border-color: var(--accent);
        }
        
        .btn-secondary:hover {
            background: var(--accent-soft);
            color: var(--accent);
            border-color: var(--accent);
            transform: translateY(-2px);
        }
        
        .btn-secondary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
        }
        
        .btn-ghost {
            background: rgba(255, 255, 255, 0.03);
            color: var(--body);
            border-color: var(--border);
        }
        
        .btn-ghost:hover {
            background: rgba(255, 255, 255, 0.06);
            color: var(--title);
            border-color: rgba(255, 255, 255, 0.18);
        }
        
        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(13, 17, 23, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
            height: 68px;
            display: flex;
            align-items: center;
        }
        
        .header-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 20px;
            color: var(--title);
            letter-spacing: 0.02em;
            transition: color var(--transition);
        }
        
        .brand-logo:hover {
            color: var(--primary);
        }
        
        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--primary), #E06A00);
            color: #0D1117;
            border-radius: var(--radius-sm);
            font-size: 20px;
            font-weight: 900;
            flex-shrink: 0;
        }
        
        .header-actions {
            display: flex;
            align-items: center;
            gap: 14px;
        }
        
        .header-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 9px 18px;
            border-radius: var(--radius-sm);
            background: var(--primary);
            color: #0D1117;
            font-weight: 700;
            font-size: 14px;
            border: 2px solid var(--primary);
            transition: all var(--transition);
            text-decoration: none;
        }
        
        .header-cta:hover {
            background: var(--primary-hover);
            border-color: var(--primary-hover);
            box-shadow: var(--shadow-btn);
            color: #0D1117;
            transform: translateY(-1px);
        }
        
        .hamburger {
            display: inline-flex;
            flex-direction: column;
            align-items: flex-end;
            gap: 5px;
            padding: 8px;
            border-radius: 6px;
            transition: background var(--transition);
        }
        
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.06);
        }
        
        .hamburger .line {
            display: block;
            height: 2px;
            border-radius: 2px;
            background: var(--title);
            transition: all var(--transition);
        }
        
        .hamburger .line:nth-child(1) { width: 24px; }
        .hamburger .line:nth-child(2) { width: 18px; }
        .hamburger .line:nth-child(3) { width: 12px; }
        
        .hamburger:hover .line:nth-child(1) { width: 24px; background: var(--primary); }
        .hamburger:hover .line:nth-child(2) { width: 24px; background: var(--primary); }
        .hamburger:hover .line:nth-child(3) { width: 24px; background: var(--primary); }
        
        /* Nav Drawer */
        .nav-drawer {
            position: fixed;
            top: 0;
            right: 0;
            width: 440px;
            max-width: 90vw;
            height: 100vh;
            background: var(--bg-primary);
            border-left: 1px solid var(--border);
            z-index: 200;
            display: flex;
            flex-direction: column;
            padding: 28px 32px 32px;
            transform: translateX(100%);
            transition: transform 0.35s cubic-bezier(0.22, 0.97, 0.38, 0.99);
            visibility: hidden;
            overflow-y: auto;
        }
        
        .nav-drawer.open {
            transform: translateX(0);
            visibility: visible;
        }
        
        .nav-overlay {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0, 0, 0, 0.65);
            z-index: 190;
            opacity: 0;
            visibility: hidden;
            transition: opacity var(--transition), visibility var(--transition);
            border: none;
            padding: 0;
            cursor: pointer;
        }
        
        .nav-overlay.open {
            opacity: 1;
            visibility: visible;
        }
        
        .nav-drawer-close {
            align-self: flex-end;
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            color: var(--body);
            font-size: 20px;
            transition: all var(--transition);
            border: 1px solid var(--border);
        }
        
        .nav-drawer-close:hover {
            color: var(--primary);
            border-color: var(--border-hover);
            background: rgba(255, 138, 0, 0.06);
        }
        
        .nav-drawer-title {
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.1em;
            text-transform: uppercase;
            color: var(--muted);
            margin: 20px 0 12px;
        }
        
        .nav-drawer-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        
        .nav-drawer-list li {
            margin: 0;
        }
        
        .nav-drawer-list a {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 14px 16px;
            border-radius: var(--radius-sm);
            font-size: 20px;
            font-weight: 700;
            color: var(--body);
            transition: all var(--transition);
            border-left: 3px solid transparent;
        }
        
        .nav-drawer-list a:hover {
            color: var(--title);
            background: rgba(255, 255, 255, 0.04);
            border-left-color: var(--accent);
        }
        
        .nav-drawer-list a.active {
            color: var(--primary);
            border-left-color: var(--primary);
            background: rgba(255, 138, 0, 0.06);
        }
        
        .nav-num {
            font-family: var(--font-number);
            font-size: 13px;
            font-weight: 600;
            color: var(--muted);
            min-width: 28px;
        }
        
        .nav-drawer-list a.active .nav-num,
        .nav-drawer-list a:hover .nav-num {
            color: var(--primary);
        }
        
        /* Category Page Specific */
        .category-hero {
            position: relative;
            padding: 80px 0 56px;
            background-color: var(--bg-secondary);
            border-bottom: 1px solid var(--border);
            overflow: hidden;
        }
        
        .category-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: url('/assets/images/dd5551639361f537.webp');
            background-size: cover;
            background-position: center 30%;
            opacity: 0.22;
            pointer-events: none;
        }
        
        .category-hero::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(180deg, rgba(13,17,23,0.7) 0%, rgba(13,17,23,0.85) 100%);
            pointer-events: none;
        }
        
        .category-hero .container {
            position: relative;
            z-index: 1;
        }
        
        .category-hero h1 {
            font-size: 44px;
            font-weight: 800;
            letter-spacing: -0.025em;
            line-height: 1.25;
            color: var(--title);
            margin-bottom: 16px;
            font-family: var(--font-title);
        }
        
        .category-hero .hero-subtitle {
            font-size: 17px;
            line-height: 1.8;
            color: var(--body);
            max-width: 680px;
            margin-bottom: 24px;
        }
        
        .hero-stats-row {
            display: flex;
            gap: 28px;
            flex-wrap: wrap;
            margin-top: 8px;
        }
        
        .hero-stat-chip {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 8px 16px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border);
            border-radius: 20px;
            font-size: 13px;
            color: var(--body);
        }
        
        .hero-stat-chip i {
            color: var(--accent);
            font-size: 14px;
        }
        
        /* Filter Toolbar */
        .filter-toolbar {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 20px 22px;
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
            margin-bottom: 32px;
        }
        
        .filter-search {
            flex: 1;
            min-width: 220px;
            position: relative;
        }
        
        .filter-search input {
            width: 100%;
            padding: 11px 16px 11px 42px;
            background: var(--bg-primary);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            color: var(--title);
            font-size: 15px;
            outline: none;
            transition: border-color var(--transition);
        }
        
        .filter-search input::placeholder {
            color: var(--muted);
        }
        
        .filter-search input:focus {
            border-color: var(--border-accent);
        }
        
        .filter-search i {
            position: absolute;
            left: 15px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--muted);
            font-size: 14px;
            pointer-events: none;
        }
        
        .filter-select {
            min-width: 150px;
            padding: 11px 16px;
            background: var(--bg-primary);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            color: var(--body);
            font-size: 14px;
            outline: none;
            transition: border-color var(--transition);
            appearance: none;
            -webkit-appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236A7480' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 14px center;
            padding-right: 38px;
            cursor: pointer;
        }
        
        .filter-select:hover {
            border-color: var(--border-hover);
        }
        
        .filter-select:focus {
            border-color: var(--border-accent);
        }
        
        .filter-sort-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 11px 18px;
            border-radius: var(--radius-sm);
            background: var(--bg-primary);
            border: 1px solid var(--border);
            color: var(--body);
            font-size: 14px;
            font-weight: 600;
            transition: all var(--transition);
        }
        .filter-sort-btn:hover {
            border-color: var(--border-hover);
            color: var(--title);
        }
        
        /* Team/Player Card Grid */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-bottom: 24px;
        }
        
        .player-card {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        
        .player-card:hover {
            transform: translateY(-4px);
            border-color: var(--border-hover);
            box-shadow: var(--shadow-hover);
        }
        
        .player-card-img {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--bg-secondary);
        }
        
        .player-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        
        .player-card:hover .player-card-img img {
            transform: scale(1.05);
        }
        
        .player-card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 4px 10px;
            border-radius: 6px;
            font-size: 11px;
            font-weight: 700;
            letter-spacing: 0.03em;
            background: rgba(13, 17, 23, 0.8);
            color: var(--accent);
            border: 1px solid rgba(0, 229, 204, 0.3);
        }
        
        .player-card-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        
        .player-card-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--title);
            margin-bottom: 6px;
            line-height: 1.4;
        }
        
        .player-card-date {
            font-size: 12px;
            color: var(--highlight);
            font-weight: 600;
            margin-bottom: 10px;
            letter-spacing: 0.02em;
        }
        
        .player-card-summary {
            font-size: 14px;
            line-height: 1.7;
            color: var(--body);
            margin-bottom: 14px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        
        .player-card .btn {
            margin-top: auto;
            align-self: flex-start;
            padding: 8px 16px;
            font-size: 13px;
        }
        
        /* Hot/Featured Horizontal Scroll */
        .hot-scroll-wrap {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: var(--border-hover) transparent;
            padding-bottom: 8px;
            margin: 0 -24px;
            padding-left: 24px;
            padding-right: 24px;
        }
        
        .hot-scroll-wrap::-webkit-scrollbar {
            height: 4px;
        }
        
        .hot-scroll-wrap::-webkit-scrollbar-track {
            background: transparent;
        }
        
        .hot-scroll-wrap::-webkit-scrollbar-thumb {
            background: var(--border);
            border-radius: 4px;
        }
        
        .hot-row {
            display: flex;
            gap: 16px;
            min-width: min-content;
        }
        
        .hot-card {
            flex: 0 0 280px;
            border-radius: var(--radius-md);
            overflow: hidden;
            background: var(--panel);
            border: 1px solid var(--border);
            transition: all var(--transition);
        }
        
        .hot-card:hover {
            border-color: var(--border-hover);
            transform: translateY(-3px);
        }
        
        .hot-card-img {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--bg-secondary);
        }
        
        .hot-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        
        .hot-card-body {
            padding: 14px 16px 16px;
        }
        
        .hot-card-title {
            font-size: 15px;
            font-weight: 700;
            color: var(--title);
            margin-bottom: 4px;
            line-height: 1.4;
        }
        
        .hot-card-meta {
            font-size: 12px;
            color: var(--muted);
        }
        
        /* Data Summary Panel */
        .data-summary-panel {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px 30px;
            display: grid;
            grid-template-columns: 1fr 1.5fr;
            gap: 28px;
            align-items: center;
        }
        
        .summary-metrics {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }
        
        .summary-metric {
            padding: 18px 20px;
            background: rgba(255, 255, 255, 0.03);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
        }
        
        .summary-metric-value {
            font-family: var(--font-number);
            font-size: 32px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.02em;
            line-height: 1.2;
        }
        
        .summary-metric-label {
            font-size: 13px;
            color: var(--muted);
            margin-top: 2px;
        }
        
        .summary-metric-accent .summary-metric-value {
            color: var(--accent);
        }
        
        .summary-chart-placeholder {
            background: var(--bg-primary);
            border: 1px dashed var(--border);
            border-radius: var(--radius-sm);
            padding: 32px 20px;
            text-align: center;
            color: var(--muted);
            font-size: 13px;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
        }
        
        .summary-chart-placeholder i {
            font-size: 32px;
            color: var(--accent);
        }
        
        /* Related Topics */
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 18px;
        }
        
        .related-card {
            display: flex;
            flex-direction: column;
            padding: 20px 22px;
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            transition: all var(--transition);
        }
        
        .related-card:hover {
            border-color: var(--border-hover);
            transform: translateY(-3px);
            box-shadow: var(--shadow);
        }
        
        .related-card-tag {
            font-size: 11px;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 0.06em;
            text-transform: uppercase;
            margin-bottom: 8px;
        }
        
        .related-card-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--title);
            line-height: 1.4;
            margin-bottom: 8px;
        }
        
        .related-card-desc {
            font-size: 13px;
            color: var(--body);
            line-height: 1.7;
        }
        
        /* CTA / Subscribe */
        .cta-section {
            background: var(--bg-secondary);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 40px 36px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: center;
        }
        
        .cta-title {
            font-size: 24px;
            font-weight: 800;
            color: var(--title);
            margin-bottom: 8px;
        }
        
        .cta-desc {
            font-size: 14px;
            color: var(--body);
            line-height: 1.7;
        }
        
        .cta-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        
        .cta-form input {
            flex: 1;
            min-width: 180px;
            padding: 12px 16px;
            background: var(--bg-primary);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            color: var(--title);
            font-size: 14px;
            outline: none;
            transition: border-color var(--transition);
        }
        
        .cta-form input:focus {
            border-color: var(--border-accent);
        }
        
        .cta-form input::placeholder {
            color: var(--muted);
        }
        
        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        
        .faq-item {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            margin-bottom: 10px;
            overflow: hidden;
            transition: border-color var(--transition);
        }
        
        .faq-item:hover {
            border-color: var(--border-hover);
        }
        
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 16px 20px;
            cursor: pointer;
            color: var(--title);
            font-weight: 700;
            font-size: 15px;
            transition: color var(--transition);
            user-select: none;
        }
        
        .faq-question:hover {
            color: var(--accent);
        }
        
        .faq-question i {
            font-size: 14px;
            color: var(--muted);
            transition: all var(--transition);
            flex-shrink: 0;
        }
        
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--accent);
        }
        
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
        }
        
        .faq-item.open .faq-answer {
            max-height: 220px;
        }
        
        .faq-answer-inner {
            padding: 0 20px 18px;
            font-size: 14px;
            line-height: 1.8;
            color: var(--body);
            border-top: 1px solid var(--border);
            padding-top: 14px;
        }
        
        /* Footer */
        .site-footer {
            background: var(--bg-primary);
            border-top: 1px solid var(--border);
            padding: 48px 0 24px;
            margin-top: 40px;
        }
        
        .footer-grid {
            display: grid;
            grid-template-columns: 1.3fr 0.8fr 0.8fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        
        .footer-brand .brand-logo {
            margin-bottom: 12px;
        }
        
        .footer-brand p {
            font-size: 13px;
            line-height: 1.7;
            color: var(--muted);
            max-width: 320px;
        }
        
        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: var(--title);
            margin-bottom: 14px;
            letter-spacing: 0.04em;
        }
        
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        
        .footer-col ul li {
            margin: 0;
        }
        
        .footer-col ul a {
            color: var(--muted);
            font-size: 13px;
            transition: color var(--transition);
        }
        
        .footer-col ul a:hover {
            color: var(--primary);
        }
        
        .contact-info {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        
        .contact-info span {
            font-size: 13px;
            color: var(--muted);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 20px;
            border-top: 1px solid var(--border);
            font-size: 12px;
            color: var(--muted);
        }
        
        .footer-links {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        
        .footer-links a {
            color: var(--muted);
            font-size: 12px;
        }
        
        .footer-links a:hover {
            color: var(--primary);
        }
        
        .footer-links span {
            color: var(--muted);
            font-size: 10px;
        }
        
        /* Responsive */
        @media (max-width: 1024px) {
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .data-summary-panel {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .cta-section {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        
        @media (max-width: 768px) {
            .site-header {
                height: 60px;
            }
            .brand-logo {
                font-size: 17px;
            }
            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 17px;
            }
            .header-cta {
                padding: 7px 12px;
                font-size: 12px;
            }
            .header-cta span {
                display: none;
            }
            .category-hero h1 {
                font-size: 30px;
            }
            .category-hero {
                padding: 56px 0 40px;
            }
            .card-grid {
                grid-template-columns: 1fr;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .filter-toolbar {
                padding: 16px;
                gap: 10px;
            }
            .filter-search {
                min-width: 100%;
            }
            .filter-select {
                flex: 1;
            }
            .data-summary-panel {
                padding: 20px;
            }
            .summary-metrics {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .cta-section {
                padding: 24px 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .nav-drawer {
                width: 85vw;
                padding: 20px 16px 24px;
            }
            .nav-drawer-list a {
                font-size: 17px;
                padding: 12px 14px;
            }
            .section-title {
                font-size: 26px;
            }
        }
        
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .category-hero h1 {
                font-size: 26px;
                letter-spacing: -0.01em;
            }
            .hero-stats-row {
                gap: 8px;
            }
            .hero-stat-chip {
                padding: 6px 12px;
                font-size: 12px;
            }
            .summary-metrics {
                grid-template-columns: 1fr;
            }
            .summary-metric-value {
                font-size: 26px;
            }
            .btn {
                padding: 10px 18px;
                font-size: 14px;
            }
            .hot-card {
                flex: 0 0 220px;
            }
            .cta-form {
                flex-direction: column;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

/* roulang page: category2 */
:root {
            --bg-primary: #0D1117;
            --bg-secondary: #111820;
            --panel: #151E26;
            --primary: #FF8A00;
            --primary-hover: #FF9D2E;
            --accent: #00E5CC;
            --accent-soft: rgba(0, 229, 204, 0.1);
            --highlight: #FFD166;
            --danger: #FF4D6D;
            --title: #F5F7FA;
            --body: #B6BEC9;
            --muted: #6A7480;
            --border: rgba(255, 255, 255, 0.08);
            --border-hover: rgba(255, 138, 0, 0.45);
            --border-accent: rgba(0, 229, 204, 0.45);
            --radius-sm: 10px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --shadow: 0 12px 32px rgba(0, 0, 0, 0.32);
            --shadow-hover: 0 16px 44px rgba(0, 0, 0, 0.42);
            --shadow-btn: 0 8px 20px rgba(255, 138, 0, 0.25);
            --transition: 0.25s ease;
            --section-gap: 64px;
            --section-gap-mobile: 44px;
            --font-title: 'PingFang SC', 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
            --font-number: 'DIN Alternate', 'Roboto Condensed', 'PingFang SC', sans-serif;
        }

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

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

        body {
            font-family: var(--font-title);
            font-size: 16px;
            line-height: 1.75;
            color: var(--body);
            background-color: var(--bg-primary);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
            min-height: 100vh;
        }

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

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

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

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

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

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

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

        .section-gap-sm {
            padding: 40px 0;
        }

        .text-primary {
            color: var(--primary) !important;
        }
        .text-accent {
            color: var(--accent) !important;
        }
        .text-highlight {
            color: var(--highlight) !important;
        }
        .text-danger {
            color: var(--danger) !important;
        }
        .text-muted {
            color: var(--muted) !important;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--accent);
            margin-bottom: 12px;
        }

        .section-tag .tag-line {
            width: 28px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }

        .section-title {
            font-size: 32px;
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.3;
            color: var(--title);
            margin-bottom: 16px;
            font-family: var(--font-title);
        }

        .section-desc {
            font-size: 16px;
            line-height: 1.8;
            color: var(--body);
            max-width: 720px;
            margin-bottom: 32px;
        }

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

        .section-title.center,
        .section-tag.center {
            text-align: center;
        }
        .section-tag.center {
            justify-content: center;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 12px 26px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 15px;
            letter-spacing: 0.02em;
            transition: all var(--transition);
            border: 2px solid transparent;
            outline: none;
            text-decoration: none;
            line-height: 1.5;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--primary);
            color: #0D1117;
            border-color: var(--primary);
        }
        .btn-primary:hover {
            background: var(--primary-hover);
            border-color: var(--primary-hover);
            box-shadow: var(--shadow-btn);
            color: #0D1117;
            transform: translateY(-2px);
        }
        .btn-primary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
        }

        .btn-secondary {
            background: transparent;
            color: var(--accent);
            border-color: var(--accent);
        }
        .btn-secondary:hover {
            background: var(--accent-soft);
            color: var(--accent);
            border-color: var(--accent);
            transform: translateY(-2px);
        }
        .btn-secondary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
        }

        .btn-ghost {
            background: rgba(255, 255, 255, 0.03);
            color: var(--body);
            border-color: var(--border);
        }
        .btn-ghost:hover {
            background: rgba(255, 255, 255, 0.06);
            color: var(--title);
            border-color: var(--border-hover);
            transform: translateY(-2px);
        }

        .btn-sm {
            padding: 8px 18px;
            font-size: 13px;
            border-radius: 8px;
        }

        /* Header */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(13, 17, 23, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
            height: 68px;
            display: flex;
            align-items: center;
        }

        .header-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            gap: 16px;
        }

        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: var(--title);
            letter-spacing: -0.01em;
            transition: color var(--transition);
        }
        .brand-logo:hover {
            color: var(--primary);
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: var(--primary);
            color: #0D1117;
            font-size: 18px;
            font-weight: 800;
            border-radius: 10px;
            flex-shrink: 0;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .header-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 9px 18px;
            background: var(--primary);
            color: #0D1117;
            font-weight: 700;
            font-size: 14px;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            white-space: nowrap;
        }
        .header-cta:hover {
            background: var(--primary-hover);
            color: #0D1117;
            box-shadow: var(--shadow-btn);
            transform: translateY(-1px);
        }

        .hamburger {
            display: inline-flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 5px;
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border);
            transition: all var(--transition);
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: var(--border-hover);
        }
        .hamburger .line {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--title);
            border-radius: 2px;
            transition: all var(--transition);
        }
        .hamburger.active .line:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .hamburger.active .line:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active .line:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* Drawer Navigation */
        .nav-drawer {
            position: fixed;
            top: 0;
            right: 0;
            width: 440px;
            max-width: 85vw;
            height: 100vh;
            background: #0D1117;
            z-index: 1100;
            transform: translateX(100%);
            transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
            border-left: 1px solid var(--border);
            display: flex;
            flex-direction: column;
            overflow-y: auto;
            box-shadow: -16px 0 48px rgba(0, 0, 0, 0.5);
        }
        .nav-drawer.open {
            transform: translateX(0);
        }

        .drawer-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 24px;
            border-bottom: 1px solid var(--border);
            flex-shrink: 0;
        }
        .drawer-header .brand-logo {
            font-size: 18px;
        }
        .drawer-close {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border);
            color: var(--body);
            font-size: 18px;
            transition: all var(--transition);
        }
        .drawer-close:hover {
            background: rgba(255, 255, 255, 0.08);
            color: var(--title);
            border-color: var(--border-hover);
        }

        .drawer-nav {
            flex: 1;
            padding: 24px;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .drawer-nav a {
            display: flex;
            align-items: baseline;
            gap: 16px;
            padding: 16px 14px;
            font-size: 22px;
            font-weight: 700;
            color: var(--body);
            border-radius: 10px;
            border-left: 3px solid transparent;
            transition: all var(--transition);
            letter-spacing: 0.01em;
        }
        .drawer-nav a .nav-index {
            font-size: 13px;
            font-weight: 600;
            color: var(--muted);
            font-family: var(--font-number);
            min-width: 24px;
        }
        .drawer-nav a:hover {
            color: var(--title);
            background: rgba(255, 255, 255, 0.03);
            border-left-color: var(--accent);
        }
        .drawer-nav a.active {
            color: var(--primary);
            background: rgba(255, 138, 0, 0.06);
            border-left-color: var(--primary);
        }
        .drawer-nav a.active .nav-index {
            color: var(--primary);
        }

        .drawer-footer {
            padding: 18px 24px;
            border-top: 1px solid var(--border);
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 13px;
            color: var(--muted);
        }

        .drawer-overlay {
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.55);
            z-index: 1050;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
            backdrop-filter: blur(3px);
        }
        .drawer-overlay.show {
            opacity: 1;
            visibility: visible;
        }

        /* Category Hero */
        .category-hero {
            padding: 120px 0 56px;
            background: linear-gradient(180deg, rgba(13, 17, 23, 0.6) 0%, rgba(13, 17, 23, 0.9) 60%), url('/assets/images/dd5551639361f537.webp') center/cover no-repeat;
            background-color: var(--bg-primary);
            border-bottom: 1px solid var(--border);
            position: relative;
        }
        .category-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--border-hover), transparent);
        }
        .category-hero .container {
            position: relative;
            z-index: 2;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 14px;
            background: rgba(255, 138, 0, 0.12);
            border: 1px solid rgba(255, 138, 0, 0.3);
            border-radius: 24px;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 16px;
        }
        .hero-title {
            font-size: 44px;
            font-weight: 800;
            letter-spacing: -0.03em;
            line-height: 1.2;
            color: var(--title);
            margin-bottom: 18px;
        }
        .hero-desc {
            font-size: 17px;
            line-height: 1.85;
            color: var(--body);
            max-width: 640px;
            margin-bottom: 28px;
        }
        .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            font-size: 13px;
            color: var(--muted);
        }
        .hero-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        /* Filter Bar */
        .filter-section {
            padding: 32px 0 16px;
            margin-top: -1px;
        }
        .filter-bar {
            display: grid;
            grid-template-columns: 1fr 180px 180px 140px;
            gap: 12px;
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 16px;
            box-shadow: var(--shadow);
        }
        .filter-field {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .filter-field label {
            font-size: 12px;
            font-weight: 600;
            color: var(--muted);
            letter-spacing: 0.04em;
            text-transform: uppercase;
        }
        .filter-field input,
        .filter-field select {
            background: var(--bg-primary);
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 10px 14px;
            color: var(--title);
            font-size: 14px;
            outline: none;
            transition: border-color var(--transition);
            width: 100%;
            appearance: none;
            -webkit-appearance: none;
        }
        .filter-field select {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%236A7480' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 12px center;
            padding-right: 32px;
            cursor: pointer;
        }
        .filter-field input:focus,
        .filter-field select:focus {
            border-color: var(--accent);
            outline: 2px solid rgba(0, 229, 204, 0.15);
            outline-offset: 0;
        }
        .filter-field input::placeholder {
            color: var(--muted);
        }

        /* Card List */
        .match-list-section {
            padding-top: 8px;
        }
        .match-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .match-card {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .match-card:hover {
            transform: translateY(-4px);
            border-color: var(--border-hover);
            box-shadow: var(--shadow-hover);
        }
        .match-card-img {
            height: 180px;
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .match-card-img::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 60%;
            background: linear-gradient(180deg, transparent, rgba(21, 30, 38, 0.95));
        }
        .match-card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            z-index: 2;
            padding: 4px 12px;
            background: rgba(255, 138, 0, 0.9);
            color: #0D1117;
            font-size: 12px;
            font-weight: 700;
            border-radius: 20px;
            letter-spacing: 0.03em;
        }
        .match-card-tag.live {
            background: rgba(255, 77, 109, 0.9);
            color: #fff;
        }
        .match-card-tag.upcoming {
            background: rgba(0, 229, 204, 0.85);
            color: #0D1117;
        }
        .match-card-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .match-card-date {
            font-size: 13px;
            color: var(--highlight);
            font-weight: 600;
            margin-bottom: 8px;
            font-family: var(--font-number);
            letter-spacing: 0.02em;
        }
        .match-card-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--title);
            line-height: 1.4;
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .match-card-excerpt {
            font-size: 14px;
            line-height: 1.7;
            color: var(--body);
            margin-bottom: 16px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
            flex: 1;
        }
        .match-card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding-top: 14px;
            border-top: 1px solid var(--border);
        }
        .match-card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .mini-badge {
            padding: 3px 10px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border);
            border-radius: 16px;
            font-size: 11px;
            color: var(--muted);
            font-weight: 500;
        }
        .link-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 700;
            color: var(--accent);
            white-space: nowrap;
            transition: all var(--transition);
        }
        .link-more:hover {
            color: var(--primary);
            gap: 8px;
        }

        /* Hot / Featured */
        .hot-section {
            padding: 40px 0;
        }
        .hot-scroll {
            display: flex;
            gap: 18px;
            overflow-x: auto;
            padding: 8px 4px 16px;
            scroll-snap-type: x proximity;
            scrollbar-width: thin;
            scrollbar-color: var(--border-hover) transparent;
        }
        .hot-scroll::-webkit-scrollbar {
            height: 5px;
        }
        .hot-scroll::-webkit-scrollbar-track {
            background: transparent;
        }
        .hot-scroll::-webkit-scrollbar-thumb {
            background: var(--border-hover);
            border-radius: 10px;
        }
        .hot-card {
            min-width: 280px;
            max-width: 300px;
            flex: 0 0 auto;
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            scroll-snap-align: start;
            transition: all var(--transition);
        }
        .hot-card:hover {
            border-color: var(--accent);
            transform: translateY(-3px);
            box-shadow: var(--shadow);
        }
        .hot-card-img {
            height: 140px;
            background-size: cover;
            background-position: center;
        }
        .hot-card-body {
            padding: 14px 16px 16px;
        }
        .hot-card-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--title);
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .hot-card-meta {
            font-size: 12px;
            color: var(--muted);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        /* Data Summary */
        .data-summary-section {
            padding: 40px 0;
        }
        .summary-panel {
            background: var(--bg-secondary);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            box-shadow: var(--shadow);
        }
        .summary-item {
            text-align: center;
            padding: 8px;
            border-radius: var(--radius-md);
            transition: all var(--transition);
        }
        .summary-item:hover {
            background: rgba(255, 255, 255, 0.03);
        }
        .summary-number {
            font-size: 36px;
            font-weight: 700;
            color: var(--primary);
            font-family: var(--font-number);
            letter-spacing: -0.02em;
            line-height: 1.2;
            margin-bottom: 6px;
        }
        .summary-number.accent {
            color: var(--accent);
        }
        .summary-number.highlight {
            color: var(--highlight);
        }
        .summary-label {
            font-size: 13px;
            color: var(--muted);
            font-weight: 500;
            letter-spacing: 0.03em;
        }

        /* Topics */
        .topics-section {
            padding: 40px 0;
        }
        .topics-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 18px;
        }
        .topic-card {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 20px;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .topic-card:hover {
            border-color: var(--border-hover);
            transform: translateY(-3px);
            box-shadow: var(--shadow);
        }
        .topic-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            background: var(--accent-soft);
            color: var(--accent);
            font-size: 18px;
            flex-shrink: 0;
        }
        .topic-card h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--title);
            line-height: 1.4;
        }
        .topic-card p {
            font-size: 13px;
            color: var(--body);
            line-height: 1.7;
            flex: 1;
        }
        .topic-link {
            font-size: 13px;
            font-weight: 700;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .topic-link:hover {
            color: var(--accent);
        }

        /* Subscribe CTA */
        .subscribe-section {
            padding: 48px 0;
        }
        .subscribe-panel {
            background: var(--bg-secondary);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 40px 32px;
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 32px;
            align-items: center;
            box-shadow: var(--shadow);
        }
        .subscribe-panel h3 {
            font-size: 24px;
            font-weight: 800;
            color: var(--title);
            margin-bottom: 10px;
            letter-spacing: -0.01em;
        }
        .subscribe-panel p {
            font-size: 15px;
            color: var(--body);
            line-height: 1.8;
            margin-bottom: 0;
        }
        .subscribe-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        .subscribe-form input {
            flex: 1;
            min-width: 200px;
            background: var(--bg-primary);
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 12px 16px;
            color: var(--title);
            font-size: 14px;
            outline: none;
            transition: border-color var(--transition);
        }
        .subscribe-form input:focus {
            border-color: var(--accent);
        }
        .subscribe-form input::placeholder {
            color: var(--muted);
        }

        /* FAQ */
        .faq-section {
            padding: 48px 0 24px;
        }
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item.active {
            border-color: var(--border-accent);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.28);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 20px;
            cursor: pointer;
            transition: all var(--transition);
            font-weight: 700;
            font-size: 15px;
            color: var(--title);
            letter-spacing: 0.01em;
            user-select: none;
        }
        .faq-question:hover {
            color: var(--accent);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border);
            color: var(--muted);
            font-size: 13px;
            transition: all var(--transition);
        }
        .faq-item.active .faq-question .faq-icon {
            background: var(--accent-soft);
            border-color: var(--accent);
            color: var(--accent);
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
            padding: 0 20px;
        }
        .faq-item.active .faq-answer {
            max-height: 240px;
            padding: 0 20px 18px;
        }
        .faq-answer p {
            font-size: 14px;
            line-height: 1.8;
            color: var(--body);
            padding-top: 4px;
            border-top: 1px solid var(--border);
        }

        /* Footer */
        .site-footer {
            background: #0D1117;
            border-top: 1px solid var(--border);
            padding: 48px 0 0;
            margin-top: 40px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            gap: 32px;
            padding-bottom: 36px;
        }
        .footer-brand .brand-logo {
            margin-bottom: 14px;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: var(--muted);
            max-width: 300px;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--title);
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: var(--body);
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--accent);
        }
        .contact-info {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .contact-info span {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--body);
        }
        .footer-bottom {
            border-top: 1px solid var(--border);
            padding: 18px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }
        .copyright {
            font-size: 13px;
            color: var(--muted);
        }
        .footer-links {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 13px;
        }
        .footer-links a {
            color: var(--body);
        }
        .footer-links a:hover {
            color: var(--accent);
        }
        .footer-links span {
            color: var(--muted);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .match-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .summary-panel {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .topics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .hero-title {
                font-size: 36px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-gap: 44px;
            }
            .filter-bar {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .filter-field:first-child {
                grid-column: 1 / -1;
            }
            .match-grid {
                grid-template-columns: 1fr;
            }
            .subscribe-panel {
                grid-template-columns: 1fr;
                gap: 20px;
                padding: 28px 20px;
            }
            .topics-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .hero-title {
                font-size: 30px;
            }
            .hero-desc {
                font-size: 15px;
            }
            .nav-drawer {
                width: 85vw;
            }
            .drawer-nav a {
                font-size: 18px;
                padding: 13px 12px;
            }
            .header-cta span {
                display: none;
            }
            .header-cta {
                padding: 9px 14px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .filter-bar {
                grid-template-columns: 1fr;
                padding: 12px;
            }
            .filter-field:first-child {
                grid-column: auto;
            }
            .summary-panel {
                grid-template-columns: 1fr 1fr;
                padding: 20px 16px;
                gap: 12px;
            }
            .summary-number {
                font-size: 28px;
            }
            .hero-title {
                font-size: 26px;
            }
            .hot-card {
                min-width: 240px;
                max-width: 260px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 10px;
            }
            .section-title {
                font-size: 24px;
            }
        }

/* roulang page: category4 */
:root {
            --bg-primary: #0D1117;
            --bg-secondary: #111820;
            --panel: #151E26;
            --primary: #FF8A00;
            --primary-hover: #FF9D2E;
            --accent: #00E5CC;
            --accent-soft: rgba(0, 229, 204, 0.1);
            --highlight: #FFD166;
            --danger: #FF4D6D;
            --title: #F5F7FA;
            --body: #B6BEC9;
            --muted: #6A7480;
            --border: rgba(255, 255, 255, 0.08);
            --border-hover: rgba(255, 138, 0, 0.45);
            --border-accent: rgba(0, 229, 204, 0.45);
            --radius-sm: 10px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --shadow: 0 12px 32px rgba(0, 0, 0, 0.32);
            --shadow-hover: 0 16px 44px rgba(0, 0, 0, 0.42);
            --shadow-btn: 0 8px 20px rgba(255, 138, 0, 0.25);
            --transition: 0.25s ease;
            --section-gap: 72px;
            --section-gap-mobile: 44px;
            --font-title: 'PingFang SC', 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
            --font-number: 'DIN Alternate', 'Roboto Condensed', 'PingFang SC', sans-serif;
        }

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

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

        body {
            font-family: var(--font-title);
            font-size: 16px;
            line-height: 1.75;
            color: var(--body);
            background-color: var(--bg-primary);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
            min-height: 100vh;
        }

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

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

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

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

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

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

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

        .section-gap-sm {
            padding: 48px 0;
        }

        .text-primary {
            color: var(--primary) !important;
        }
        .text-accent {
            color: var(--accent) !important;
        }
        .text-highlight {
            color: var(--highlight) !important;
        }
        .text-danger {
            color: var(--danger) !important;
        }
        .text-muted {
            color: var(--muted) !important;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--accent);
            margin-bottom: 12px;
        }

        .section-tag .tag-line {
            width: 28px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }

        .section-title {
            font-size: 32px;
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.3;
            color: var(--title);
            margin-bottom: 16px;
            font-family: var(--font-title);
        }

        .section-desc {
            font-size: 16px;
            line-height: 1.8;
            color: var(--body);
            max-width: 720px;
            margin-bottom: 32px;
        }

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

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

        .section-tag.center {
            justify-content: center;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 12px 26px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 15px;
            letter-spacing: 0.02em;
            transition: all var(--transition);
            border: 2px solid transparent;
            outline: none;
            text-decoration: none;
            line-height: 1.5;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--primary);
            color: #0D1117;
            border-color: var(--primary);
        }

        .btn-primary:hover {
            background: var(--primary-hover);
            border-color: var(--primary-hover);
            box-shadow: var(--shadow-btn);
            color: #0D1117;
            transform: translateY(-2px);
        }

        .btn-primary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
        }

        .btn-secondary {
            background: transparent;
            color: var(--accent);
            border-color: var(--accent);
        }

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

        .btn-secondary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
        }

        .btn-ghost {
            background: rgba(255, 255, 255, 0.03);
            color: var(--body);
            border-color: var(--border);
        }

        .btn-ghost:hover {
            background: rgba(255, 255, 255, 0.06);
            color: var(--title);
            border-color: var(--border-hover);
            transform: translateY(-2px);
        }

        .btn-sm {
            padding: 8px 18px;
            font-size: 13px;
            border-radius: 8px;
        }

        .btn-link {
            color: var(--primary);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 0;
            border: none;
            background: none;
            font-size: 14px;
            transition: color var(--transition);
        }

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

        .btn-link i {
            font-size: 12px;
        }

        .card {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow);
            transition: all var(--transition);
            overflow: hidden;
        }

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

        .tag-badge {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.03em;
            line-height: 1.4;
        }

        .tag-primary {
            background: rgba(255, 138, 0, 0.12);
            color: var(--primary);
            border: 1px solid rgba(255, 138, 0, 0.25);
        }

        .tag-accent {
            background: var(--accent-soft);
            color: var(--accent);
            border: 1px solid rgba(0, 229, 204, 0.25);
        }

        .tag-highlight {
            background: rgba(255, 209, 102, 0.12);
            color: var(--highlight);
            border: 1px solid rgba(255, 209, 102, 0.25);
        }

        .tag-danger {
            background: rgba(255, 77, 109, 0.12);
            color: var(--danger);
            border: 1px solid rgba(255, 77, 109, 0.25);
        }

        .tag-muted {
            background: rgba(255, 255, 255, 0.05);
            color: var(--muted);
            border: 1px solid var(--border);
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(13, 17, 23, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
            height: 68px;
            display: flex;
            align-items: center;
        }

        .header-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--title);
            font-weight: 800;
            font-size: 20px;
            letter-spacing: -0.01em;
            text-decoration: none;
        }

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

        .logo-icon {
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--primary), var(--danger));
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 19px;
            font-weight: 800;
            color: #0D1117;
            flex-shrink: 0;
            box-shadow: 0 4px 12px rgba(255, 138, 0, 0.25);
        }

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

        .header-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 9px 18px;
            border-radius: var(--radius-sm);
            background: var(--primary);
            color: #0D1117;
            font-weight: 700;
            font-size: 13px;
            letter-spacing: 0.02em;
            transition: all var(--transition);
            border: 2px solid var(--primary);
        }

        .header-cta:hover {
            background: var(--primary-hover);
            border-color: var(--primary-hover);
            color: #0D1117;
            box-shadow: var(--shadow-btn);
            transform: translateY(-2px);
        }

        .hamburger {
            display: flex;
            flex-direction: column;
            gap: 5px;
            padding: 10px;
            border-radius: var(--radius-sm);
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid var(--border);
            transition: all var(--transition);
            z-index: 101;
        }

        .hamburger:hover {
            border-color: var(--border-hover);
            background: rgba(255, 255, 255, 0.06);
        }

        .hamburger .line {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--title);
            border-radius: 2px;
            transition: all var(--transition);
            transform-origin: center;
        }

        .hamburger.active .line:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
            background: var(--accent);
        }

        .hamburger.active .line:nth-child(2) {
            opacity: 0;
            transform: scaleX(0);
        }

        .hamburger.active .line:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
            background: var(--accent);
        }

        /* Drawer Navigation */
        .nav-drawer {
            position: fixed;
            top: 0;
            right: -100%;
            width: 460px;
            max-width: 88vw;
            height: 100vh;
            background: var(--bg-secondary);
            border-left: 1px solid var(--border);
            box-shadow: -24px 0 60px rgba(0, 0, 0, 0.5);
            z-index: 200;
            transition: right 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            display: flex;
            flex-direction: column;
            overflow-y: auto;
        }

        .nav-drawer.open {
            right: 0;
        }

        .nav-drawer-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 22px 28px;
            border-bottom: 1px solid var(--border);
        }

        .nav-drawer-header .brand-logo {
            font-size: 18px;
        }

        .nav-close {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--body);
            font-size: 16px;
            transition: all var(--transition);
        }

        .nav-close:hover {
            color: var(--danger);
            border-color: var(--danger);
            background: rgba(255, 77, 109, 0.08);
        }

        .nav-drawer-body {
            flex: 1;
            padding: 32px 28px;
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .nav-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 14px 18px;
            border-radius: var(--radius-sm);
            text-decoration: none;
            color: var(--body);
            font-size: 17px;
            font-weight: 600;
            letter-spacing: 0.01em;
            transition: all var(--transition);
            border-left: 3px solid transparent;
        }

        .nav-item .nav-index {
            font-family: var(--font-number);
            font-size: 13px;
            font-weight: 700;
            color: var(--muted);
            letter-spacing: 0.08em;
            min-width: 26px;
            transition: color var(--transition);
        }

        .nav-item:hover {
            background: rgba(255, 138, 0, 0.05);
            color: var(--title);
            border-left-color: var(--primary);
        }

        .nav-item:hover .nav-index {
            color: var(--primary);
        }

        .nav-item.active {
            background: rgba(255, 138, 0, 0.08);
            color: var(--title);
            border-left-color: var(--primary);
            font-weight: 700;
        }

        .nav-item.active .nav-index {
            color: var(--primary);
        }

        .nav-drawer-footer {
            padding: 20px 28px;
            border-top: 1px solid var(--border);
            font-size: 13px;
            color: var(--muted);
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
        }

        .nav-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100vh;
            background: rgba(0, 0, 0, 0.6);
            backdrop-filter: blur(4px);
            z-index: 199;
            opacity: 0;
            visibility: hidden;
            transition: all 0.35s ease;
        }

        .nav-overlay.show {
            opacity: 1;
            visibility: visible;
        }

        /* ========== CATEGORY HERO ========== */
        .category-hero {
            position: relative;
            background: url('/assets/images/5712de18b11c20f2.webp') center center / cover no-repeat;
            min-height: 420px;
            display: flex;
            align-items: center;
            padding: 72px 0 56px;
            border-bottom: 1px solid var(--border);
        }

        .category-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, rgba(13, 17, 23, 0.92) 0%, rgba(13, 17, 23, 0.75) 50%, rgba(17, 24, 32, 0.7) 100%);
            z-index: 1;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-image:
                linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
                linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
            background-size: 48px 48px;
            z-index: 1;
            pointer-events: none;
        }

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

        .category-hero-content {
            max-width: 660px;
        }

        .category-hero h1 {
            font-size: 42px;
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.25;
            color: var(--title);
            margin-bottom: 18px;
        }

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

        .category-hero .subtitle {
            font-size: 17px;
            line-height: 1.8;
            color: var(--body);
            margin-bottom: 28px;
            max-width: 560px;
        }

        .category-hero-meta {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            margin-top: 8px;
        }

        .hero-meta-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--muted);
        }

        .hero-meta-item i {
            color: var(--accent);
            font-size: 14px;
        }

        /* ========== FILTER BAR ========== */
        .filter-panel {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            margin-bottom: 32px;
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
        }

        .filter-group {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }

        .filter-label {
            font-size: 13px;
            color: var(--muted);
            font-weight: 600;
            letter-spacing: 0.03em;
            white-space: nowrap;
        }

        .filter-input {
            background: var(--bg-primary);
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 10px 14px;
            color: var(--title);
            font-size: 14px;
            outline: none;
            transition: all var(--transition);
            min-width: 180px;
        }

        .filter-input::placeholder {
            color: var(--muted);
        }

        .filter-input:focus {
            border-color: var(--border-accent);
            box-shadow: 0 0 0 2px rgba(0, 229, 204, 0.1);
        }

        .filter-select {
            background: var(--bg-primary);
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 10px 14px;
            color: var(--body);
            font-size: 14px;
            outline: none;
            cursor: pointer;
            transition: all var(--transition);
            appearance: none;
            -webkit-appearance: none;
            -moz-appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236A7480' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 12px center;
            padding-right: 36px;
            min-width: 130px;
        }

        .filter-select:focus {
            border-color: var(--border-accent);
            box-shadow: 0 0 0 2px rgba(0, 229, 204, 0.1);
        }

        .filter-select option {
            background: var(--bg-primary);
            color: var(--body);
        }

        .filter-btn {
            padding: 10px 20px;
            border-radius: 8px;
            background: var(--primary);
            color: #0D1117;
            font-weight: 700;
            font-size: 14px;
            border: 2px solid var(--primary);
            cursor: pointer;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .filter-btn:hover {
            background: var(--primary-hover);
            border-color: var(--primary-hover);
            box-shadow: var(--shadow-btn);
            transform: translateY(-2px);
        }

        .filter-btn:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
        }

        /* ========== LIST CARDS ========== */
        .article-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 22px;
        }

        .article-card {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }

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

        .article-card-img {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            position: relative;
            background: var(--bg-secondary);
        }

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

        .article-card:hover .article-card-img img {
            transform: scale(1.04);
        }

        .article-card-img .overlay-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            z-index: 2;
        }

        .article-card-body {
            padding: 20px 22px;
            display: flex;
            flex-direction: column;
            gap: 10px;
            flex: 1;
        }

        .article-date {
            font-family: var(--font-number);
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.05em;
            color: var(--highlight);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .article-date i {
            font-size: 11px;
            color: var(--muted);
        }

        .article-title {
            font-size: 19px;
            font-weight: 700;
            letter-spacing: -0.01em;
            line-height: 1.45;
            color: var(--title);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color var(--transition);
        }

        .article-card:hover .article-title {
            color: var(--primary);
        }

        .article-summary {
            font-size: 14px;
            line-height: 1.75;
            color: var(--body);
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
            flex: 1;
        }

        .article-tags {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
            margin-top: 4px;
        }

        .article-footer-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            transition: color var(--transition);
            cursor: pointer;
        }

        .article-footer-link:hover {
            color: var(--accent);
        }

        .article-footer-link i {
            font-size: 11px;
            transition: transform var(--transition);
        }

        .article-footer-link:hover i {
            transform: translateX(3px);
        }

        /* ========== HOT CAROUSEL ========== */
        .hot-scroll-snap {
            display: flex;
            gap: 18px;
            overflow-x: auto;
            scroll-snap-type: x mandatory;
            padding-bottom: 16px;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: var(--border-hover) transparent;
        }

        .hot-scroll-snap::-webkit-scrollbar {
            height: 5px;
        }

        .hot-scroll-snap::-webkit-scrollbar-track {
            background: transparent;
        }

        .hot-scroll-snap::-webkit-scrollbar-thumb {
            background: var(--border-hover);
            border-radius: 10px;
        }

        .hot-item {
            scroll-snap-align: start;
            flex: 0 0 320px;
            max-width: 320px;
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition);
        }

        .hot-item:hover {
            border-color: var(--border-hover);
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }

        .hot-item-img {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            position: relative;
        }

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

        .hot-item:hover .hot-item-img img {
            transform: scale(1.04);
        }

        .hot-item-rank {
            position: absolute;
            top: 10px;
            right: 10px;
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: rgba(13, 17, 23, 0.9);
            border: 1px solid rgba(255, 138, 0, 0.5);
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-number);
            font-size: 14px;
            font-weight: 700;
            color: var(--primary);
            z-index: 2;
        }

        .hot-item-body {
            padding: 16px 18px;
        }

        .hot-item-title {
            font-size: 15px;
            font-weight: 700;
            color: var(--title);
            line-height: 1.5;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .hot-item-meta {
            display: flex;
            gap: 12px;
            font-size: 12px;
            color: var(--muted);
        }

        .hot-item-meta i {
            color: var(--accent);
            margin-right: 4px;
        }

        /* ========== DATA SUMMARY ========== */
        .data-summary-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 22px;
        }

        .data-panel {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 24px;
            transition: all var(--transition);
        }

        .data-panel:hover {
            border-color: var(--border-hover);
        }

        .data-panel h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--title);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .data-panel h3 i {
            color: var(--accent);
            font-size: 16px;
        }

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

        .data-table th,
        .data-table td {
            padding: 10px 12px;
            text-align: left;
            font-size: 13px;
            border-bottom: 1px solid var(--border);
        }

        .data-table th {
            font-weight: 600;
            color: var(--muted);
            font-size: 12px;
            letter-spacing: 0.04em;
            text-transform: uppercase;
        }

        .data-table td {
            color: var(--body);
            font-family: var(--font-number);
            font-size: 14px;
        }

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

        .data-table .positive {
            color: var(--accent);
            font-weight: 700;
        }

        .data-table .negative {
            color: var(--danger);
            font-weight: 700;
        }

        .data-table .neutral {
            color: var(--highlight);
            font-weight: 700;
        }

        .trend-bars {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .trend-bar-item {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .trend-bar-label {
            font-size: 13px;
            color: var(--body);
            min-width: 70px;
            font-weight: 600;
        }

        .trend-bar-track {
            flex: 1;
            height: 8px;
            background: var(--bg-primary);
            border-radius: 4px;
            overflow: hidden;
            border: 1px solid var(--border);
        }

        .trend-bar-fill {
            height: 100%;
            border-radius: 4px;
            transition: width 0.6s ease;
        }

        .trend-bar-fill.accent {
            background: var(--accent);
        }
        .trend-bar-fill.primary {
            background: var(--primary);
        }
        .trend-bar-fill.highlight {
            background: var(--highlight);
        }
        .trend-bar-fill.danger {
            background: var(--danger);
        }

        .trend-bar-value {
            font-family: var(--font-number);
            font-size: 14px;
            font-weight: 700;
            color: var(--title);
            min-width: 42px;
            text-align: right;
        }

        /* ========== RELATED TOPICS ========== */
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 18px;
        }

        .related-card {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 22px;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

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

        .related-card .related-icon {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: var(--accent-soft);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 18px;
            flex-shrink: 0;
        }

        .related-card h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--title);
            line-height: 1.5;
        }

        .related-card p {
            font-size: 13px;
            line-height: 1.7;
            color: var(--body);
            flex: 1;
        }

        .related-card .btn-link {
            font-size: 13px;
        }

        /* ========== CTA / SUBSCRIBE ========== */
        .subscribe-panel {
            background: linear-gradient(135deg, var(--panel) 0%, var(--bg-secondary) 100%);
            border: 1px solid var(--border-hover);
            border-radius: var(--radius-lg);
            padding: 40px 36px;
            display: flex;
            flex-wrap: wrap;
            gap: 28px;
            align-items: center;
            justify-content: space-between;
            position: relative;
            overflow: hidden;
        }

        .subscribe-panel::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 180px;
            height: 180px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(255, 138, 0, 0.1) 0%, transparent 70%);
            pointer-events: none;
        }

        .subscribe-panel::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: 30%;
            width: 120px;
            height: 120px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(0, 229, 204, 0.08) 0%, transparent 70%);
            pointer-events: none;
        }

        .subscribe-panel-content {
            flex: 1;
            min-width: 280px;
            position: relative;
            z-index: 1;
        }

        .subscribe-panel-content h3 {
            font-size: 22px;
            font-weight: 800;
            color: var(--title);
            margin-bottom: 8px;
            letter-spacing: -0.01em;
        }

        .subscribe-panel-content p {
            font-size: 14px;
            color: var(--body);
            line-height: 1.7;
            max-width: 420px;
        }

        .subscribe-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        .subscribe-form .form-input {
            background: var(--bg-primary);
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 11px 16px;
            color: var(--title);
            font-size: 14px;
            outline: none;
            transition: all var(--transition);
            min-width: 220px;
        }

        .subscribe-form .form-input:focus {
            border-color: var(--border-accent);
            box-shadow: 0 0 0 2px rgba(0, 229, 204, 0.1);
        }

        .subscribe-form .btn-primary {
            padding: 11px 22px;
            font-size: 14px;
        }

        /* ========== FAQ ========== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 840px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition);
        }

        .faq-item.active {
            border-color: var(--border-accent);
            box-shadow: 0 0 0 2px rgba(0, 229, 204, 0.08);
        }

        .faq-question {
            width: 100%;
            padding: 18px 22px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 14px;
            font-size: 15px;
            font-weight: 700;
            color: var(--title);
            text-align: left;
            transition: color var(--transition);
            cursor: pointer;
            border: none;
            background: none;
            outline: none;
        }

        .faq-question:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: -2px;
            border-radius: var(--radius-md);
        }

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

        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            border: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            color: var(--muted);
            transition: all var(--transition);
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
        }

        .faq-answer-inner {
            padding: 0 22px 20px;
            font-size: 14px;
            line-height: 1.8;
            color: var(--body);
            border-top: 1px solid var(--border);
            padding-top: 16px;
            margin: 0 22px;
            padding-left: 0;
            padding-right: 0;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border);
            padding: 56px 0 24px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.4fr;
            gap: 32px;
            margin-bottom: 40px;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.75;
            color: var(--muted);
            margin-top: 14px;
            max-width: 300px;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: var(--title);
            margin-bottom: 16px;
            letter-spacing: 0.04em;
            text-transform: uppercase;
        }

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

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

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

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

        .contact-info {
            display: flex;
            flex-direction: column;
            gap: 10px;
            font-size: 13px;
            color: var(--muted);
        }

        .contact-info span {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .contact-info i {
            font-size: 13px;
        }

        .footer-bottom {
            border-top: 1px solid var(--border);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 13px;
            color: var(--muted);
        }

        .footer-links {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .footer-links a {
            color: var(--body);
            font-size: 13px;
            transition: color var(--transition);
        }

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

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            :root {
                --section-gap: 56px;
            }

            .category-hero h1 {
                font-size: 34px;
            }

            .article-list {
                grid-template-columns: 1fr;
            }

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

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

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-gap: 48px;
            }

            .header-cta span {
                display: none;
            }

            .header-cta {
                padding: 9px 12px;
            }

            .category-hero {
                min-height: 300px;
                padding: 48px 0 36px;
            }

            .category-hero h1 {
                font-size: 28px;
                line-height: 1.35;
            }

            .category-hero .subtitle {
                font-size: 15px;
                line-height: 1.7;
            }

            .section-title {
                font-size: 26px;
            }

            .article-card-body {
                padding: 16px 18px;
            }

            .article-title {
                font-size: 17px;
            }

            .hot-item {
                flex: 0 0 280px;
                max-width: 280px;
            }

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

            .subscribe-panel {
                padding: 28px 22px;
                flex-direction: column;
                align-items: flex-start;
            }

            .subscribe-form {
                flex-direction: column;
                width: 100%;
            }

            .subscribe-form .form-input {
                min-width: 100%;
            }

            .subscribe-form .btn-primary {
                width: 100%;
                justify-content: center;
            }

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

            .filter-panel {
                padding: 16px 18px;
                gap: 10px;
            }

            .filter-input,
            .filter-select {
                min-width: 100%;
                width: 100%;
            }
        }

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

            .category-hero h1 {
                font-size: 24px;
            }

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

            .article-card-img {
                aspect-ratio: 16 / 10;
            }

            .hot-item {
                flex: 0 0 260px;
                max-width: 260px;
            }

            .nav-drawer {
                width: 85vw;
                max-width: 360px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

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

            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 16px;
            }

            .data-panel {
                padding: 18px;
            }
        }

/* roulang page: category5 */
:root {
            --bg-primary: #0D1117;
            --bg-secondary: #111820;
            --panel: #151E26;
            --primary: #FF8A00;
            --primary-hover: #FF9D2E;
            --accent: #00E5CC;
            --accent-soft: rgba(0, 229, 204, 0.1);
            --highlight: #FFD166;
            --danger: #FF4D6D;
            --title: #F5F7FA;
            --body: #B6BEC9;
            --muted: #6A7480;
            --border: rgba(255, 255, 255, 0.08);
            --border-hover: rgba(255, 138, 0, 0.45);
            --border-accent: rgba(0, 229, 204, 0.45);
            --radius-sm: 10px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --shadow: 0 12px 32px rgba(0, 0, 0, 0.32);
            --shadow-hover: 0 16px 44px rgba(0, 0, 0, 0.42);
            --shadow-btn: 0 8px 20px rgba(255, 138, 0, 0.25);
            --transition: 0.25s ease;
            --section-gap: 64px;
            --section-gap-mobile: 44px;
            --font-title: 'PingFang SC', 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
            --font-number: 'DIN Alternate', 'Roboto Condensed', 'PingFang SC', sans-serif;
        }

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

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

        body {
            font-family: var(--font-title);
            font-size: 16px;
            line-height: 1.75;
            color: var(--body);
            background-color: var(--bg-primary);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
            min-height: 100vh;
            margin: 0;
        }

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

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

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

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

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0 0 12px;
            color: var(--title);
            font-weight: 700;
            line-height: 1.35;
            font-family: var(--font-title);
        }

        p {
            margin: 0 0 16px;
        }

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

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

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

        .section-gap-sm {
            padding: 48px 0;
        }

        .text-primary {
            color: var(--primary) !important;
        }
        .text-accent {
            color: var(--accent) !important;
        }
        .text-highlight {
            color: var(--highlight) !important;
        }
        .text-danger {
            color: var(--danger) !important;
        }
        .text-muted {
            color: var(--muted) !important;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--accent);
            margin-bottom: 12px;
        }

        .section-tag .tag-line {
            width: 28px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }

        .section-title {
            font-size: 32px;
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.3;
            color: var(--title);
            margin-bottom: 16px;
            font-family: var(--font-title);
        }

        .section-desc {
            font-size: 16px;
            line-height: 1.8;
            color: var(--body);
            max-width: 720px;
            margin-bottom: 32px;
        }

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

        .section-title.center,
        .section-tag.center {
            text-align: center;
        }
        .section-tag.center {
            justify-content: center;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 12px 26px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 15px;
            letter-spacing: 0.02em;
            transition: all var(--transition);
            border: 2px solid transparent;
            outline: none;
            text-decoration: none;
            line-height: 1.5;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--primary);
            color: #0D1117;
            border-color: var(--primary);
        }
        .btn-primary:hover {
            background: var(--primary-hover);
            border-color: var(--primary-hover);
            box-shadow: var(--shadow-btn);
            color: #0D1117;
            transform: translateY(-2px);
        }
        .btn-primary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
        }

        .btn-secondary {
            background: transparent;
            color: var(--accent);
            border-color: var(--accent);
        }
        .btn-secondary:hover {
            background: var(--accent-soft);
            color: var(--accent);
            border-color: var(--accent);
            transform: translateY(-2px);
        }
        .btn-secondary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
        }

        .btn-ghost {
            background: rgba(255, 255, 255, 0.03);
            color: var(--body);
            border-color: var(--border);
        }
        .btn-ghost:hover {
            background: rgba(255, 255, 255, 0.06);
            color: var(--title);
            border-color: var(--border-hover);
            transform: translateY(-2px);
        }
        .btn-ghost:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(13, 17, 23, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
            transition: background var(--transition);
        }

        .header-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 68px;
        }

        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: var(--title);
            letter-spacing: -0.01em;
            transition: color var(--transition);
        }
        .brand-logo:hover {
            color: var(--primary);
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--primary), #FFB84D);
            color: #0D1117;
            border-radius: var(--radius-sm);
            font-size: 20px;
            font-weight: 800;
            line-height: 1;
            flex-shrink: 0;
        }

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

        .header-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 9px 18px;
            background: var(--primary);
            color: #0D1117;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 14px;
            transition: all var(--transition);
            border: 2px solid transparent;
            text-decoration: none;
        }
        .header-cta:hover {
            background: var(--primary-hover);
            color: #0D1117;
            box-shadow: var(--shadow-btn);
            transform: translateY(-2px);
        }
        .header-cta:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
        }

        .hamburger {
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 5px;
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            background: rgba(255, 255, 255, 0.03);
            transition: all var(--transition);
            padding: 0;
        }
        .hamburger:hover {
            border-color: var(--border-hover);
            background: rgba(255, 138, 0, 0.08);
        }
        .hamburger:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
        }
        .hamburger .line {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--title);
            border-radius: 2px;
            transition: all var(--transition);
        }
        .hamburger.active .line:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .hamburger.active .line:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active .line:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* Drawer */
        .drawer-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.6);
            z-index: 200;
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.3s ease, visibility 0.3s ease;
        }
        .drawer-overlay.active {
            opacity: 1;
            visibility: visible;
        }

        .drawer-panel {
            position: fixed;
            top: 0;
            right: -520px;
            width: 480px;
            max-width: 88vw;
            height: 100%;
            background: var(--bg-primary);
            z-index: 210;
            padding: 28px 36px;
            overflow-y: auto;
            transition: right 0.35s cubic-bezier(0.22, 1, 0.36, 1);
            border-left: 1px solid var(--border);
            box-shadow: -16px 0 48px rgba(0, 0, 0, 0.45);
        }
        .drawer-panel.active {
            right: 0;
        }

        .drawer-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 32px;
            padding-bottom: 20px;
            border-bottom: 1px solid var(--border);
        }

        .drawer-close {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            border: 1px solid var(--border);
            background: rgba(255, 255, 255, 0.03);
            color: var(--body);
            font-size: 18px;
            transition: all var(--transition);
        }
        .drawer-close:hover {
            color: var(--primary);
            border-color: var(--border-hover);
            background: rgba(255, 138, 0, 0.08);
            transform: rotate(90deg);
        }
        .drawer-close:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
        }

        .drawer-nav {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        .drawer-nav a {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 16px 18px;
            border-radius: var(--radius-sm);
            font-size: 20px;
            font-weight: 700;
            color: var(--body);
            transition: all var(--transition);
            border-left: 3px solid transparent;
            text-decoration: none;
            letter-spacing: 0.01em;
        }
        .drawer-nav a:hover {
            color: var(--accent);
            background: var(--accent-soft);
            border-left-color: var(--accent);
            padding-left: 24px;
        }
        .drawer-nav a.active {
            color: var(--primary);
            border-left-color: var(--primary);
            background: rgba(255, 138, 0, 0.06);
        }
        .drawer-nav a .nav-index {
            font-family: var(--font-number);
            font-size: 13px;
            color: var(--muted);
            min-width: 24px;
            font-weight: 600;
        }
        .drawer-nav a.active .nav-index,
        .drawer-nav a:hover .nav-index {
            color: var(--accent);
        }

        .drawer-cta {
            margin-top: 28px;
            padding-top: 24px;
            border-top: 1px solid var(--border);
        }
        .drawer-cta .btn {
            width: 100%;
        }

        /* Category Hero */
        .cat-hero {
            position: relative;
            padding: 72px 0 56px;
            background: var(--bg-secondary);
            overflow: hidden;
            border-bottom: 1px solid var(--border);
        }
        .cat-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/5712de18b11c20f2.webp') center/cover no-repeat;
            opacity: 0.18;
            z-index: 0;
        }
        .cat-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(13, 17, 23, 0.7) 0%, rgba(13, 17, 23, 0.85) 100%);
            z-index: 1;
        }
        .cat-hero .container {
            position: relative;
            z-index: 2;
        }
        .cat-hero .section-tag {
            background: rgba(255, 138, 0, 0.12);
            padding: 6px 14px;
            border-radius: 20px;
            border: 1px solid var(--border-hover);
            display: inline-flex;
        }
        .cat-hero h1 {
            font-size: 44px;
            font-weight: 800;
            letter-spacing: -0.03em;
            color: var(--title);
            margin-bottom: 16px;
            line-height: 1.2;
        }
        .cat-hero .cat-desc {
            font-size: 17px;
            line-height: 1.8;
            color: var(--body);
            max-width: 680px;
            margin-bottom: 24px;
        }
        .cat-hero .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--muted);
            margin-bottom: 24px;
        }
        .cat-hero .breadcrumb a {
            color: var(--muted);
            transition: color var(--transition);
        }
        .cat-hero .breadcrumb a:hover {
            color: var(--accent);
        }
        .cat-hero .breadcrumb .sep {
            color: var(--muted);
            opacity: 0.6;
        }
        .cat-hero .breadcrumb .current {
            color: var(--accent);
            font-weight: 600;
        }

        /* Filter Toolbar */
        .filter-toolbar {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 18px 20px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 14px;
            margin-top: -32px;
            position: relative;
            z-index: 5;
            box-shadow: var(--shadow);
        }
        .filter-toolbar .search-box {
            flex: 1 1 240px;
            display: flex;
            align-items: center;
            gap: 10px;
            background: rgba(13, 17, 23, 0.6);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 0 14px;
            transition: border-color var(--transition);
        }
        .filter-toolbar .search-box:focus-within {
            border-color: var(--border-accent);
        }
        .filter-toolbar .search-box i {
            color: var(--muted);
            font-size: 14px;
        }
        .filter-toolbar .search-box input {
            flex: 1;
            background: transparent;
            border: none;
            outline: none;
            color: var(--title);
            font-size: 14px;
            padding: 12px 0;
            min-width: 0;
        }
        .filter-toolbar .search-box input::placeholder {
            color: var(--muted);
        }
        .filter-toolbar select {
            background: rgba(13, 17, 23, 0.6);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            color: var(--title);
            font-size: 14px;
            padding: 12px 14px;
            outline: none;
            cursor: pointer;
            transition: border-color var(--transition);
            appearance: none;
            -webkit-appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%236A7480'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 12px center;
            padding-right: 36px;
            min-width: 140px;
        }
        .filter-toolbar select:focus {
            border-color: var(--border-accent);
        }
        .filter-toolbar select option {
            background: var(--bg-primary);
            color: var(--body);
        }
        .filter-toolbar .sort-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            background: rgba(13, 17, 23, 0.6);
            color: var(--body);
            font-size: 13px;
            font-weight: 600;
            transition: all var(--transition);
            cursor: pointer;
        }
        .filter-toolbar .sort-btn:hover {
            border-color: var(--border-hover);
            color: var(--title);
            background: rgba(255, 138, 0, 0.06);
        }
        .filter-toolbar .sort-btn.active {
            border-color: var(--border-accent);
            color: var(--accent);
            background: var(--accent-soft);
        }

        /* News List */
        .news-list-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
            gap: 22px;
        }

        .news-card {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition);
            box-shadow: var(--shadow);
            display: flex;
            flex-direction: column;
            height: 100%;
        }
        .news-card:hover {
            transform: translateY(-5px);
            border-color: var(--border-hover);
            box-shadow: var(--shadow-hover);
        }
        .news-card .card-thumb {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--bg-secondary);
        }
        .news-card .card-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .news-card:hover .card-thumb img {
            transform: scale(1.05);
        }
        .news-card .card-thumb .badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(13, 17, 23, 0.85);
            backdrop-filter: blur(8px);
            color: var(--highlight);
            font-size: 12px;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 20px;
            border: 1px solid var(--border-hover);
            letter-spacing: 0.04em;
        }
        .news-card .card-body {
            padding: 18px 20px 20px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .news-card .card-date {
            font-size: 12px;
            color: var(--highlight);
            font-weight: 600;
            margin-bottom: 8px;
            font-family: var(--font-number);
            letter-spacing: 0.04em;
        }
        .news-card .card-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--title);
            line-height: 1.4;
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card .card-summary {
            font-size: 14px;
            color: var(--body);
            line-height: 1.7;
            margin-bottom: 16px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
            flex: 1;
        }
        .news-card .card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 12px;
            border-top: 1px solid var(--border);
        }
        .news-card .card-tags {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }
        .news-card .card-tag {
            font-size: 11px;
            color: var(--muted);
            background: rgba(255, 255, 255, 0.05);
            padding: 3px 10px;
            border-radius: 14px;
            border: 1px solid var(--border);
        }
        .news-card .read-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 700;
            color: var(--primary);
            transition: all var(--transition);
            text-decoration: none;
        }
        .news-card .read-more:hover {
            color: var(--accent);
            gap: 10px;
        }

        /* Popular / Hot Scroll */
        .hot-scroll-section {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .hot-scroll-wrapper {
            display: flex;
            gap: 18px;
            overflow-x: auto;
            padding-bottom: 16px;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
            cursor: grab;
        }
        .hot-scroll-wrapper::-webkit-scrollbar {
            height: 6px;
        }
        .hot-scroll-wrapper::-webkit-scrollbar-track {
            background: rgba(255, 255, 255, 0.03);
            border-radius: 3px;
        }
        .hot-scroll-wrapper::-webkit-scrollbar-thumb {
            background: rgba(255, 138, 0, 0.4);
            border-radius: 3px;
        }
        .hot-scroll-wrapper::-webkit-scrollbar-thumb:hover {
            background: rgba(255, 138, 0, 0.6);
        }
        .hot-card {
            flex: 0 0 300px;
            scroll-snap-align: start;
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition);
            box-shadow: var(--shadow);
        }
        .hot-card:hover {
            transform: translateY(-4px);
            border-color: var(--border-hover);
            box-shadow: var(--shadow-hover);
        }
        .hot-card .hot-thumb {
            aspect-ratio: 16/9;
            overflow: hidden;
            position: relative;
            background: var(--bg-secondary);
        }
        .hot-card .hot-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .hot-card:hover .hot-thumb img {
            transform: scale(1.06);
        }
        .hot-card .hot-rank {
            position: absolute;
            top: 10px;
            right: 10px;
            width: 32px;
            height: 32px;
            background: var(--primary);
            color: #0D1117;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 14px;
            font-family: var(--font-number);
            box-shadow: 0 4px 12px rgba(255, 138, 0, 0.4);
        }
        .hot-card .hot-body {
            padding: 14px 16px 16px;
        }
        .hot-card .hot-title {
            font-size: 15px;
            font-weight: 700;
            color: var(--title);
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .hot-card .hot-meta {
            display: flex;
            justify-content: space-between;
            margin-top: 8px;
            font-size: 12px;
            color: var(--muted);
        }

        /* Data Summary Panel */
        .data-summary-panel {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px 32px;
            box-shadow: var(--shadow);
        }
        .data-summary-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 24px;
        }
        .data-item {
            text-align: center;
            padding: 18px 12px;
            border-radius: var(--radius-sm);
            background: rgba(13, 17, 23, 0.4);
            border: 1px solid var(--border);
            transition: all var(--transition);
        }
        .data-item:hover {
            border-color: var(--border-hover);
            background: rgba(255, 138, 0, 0.04);
        }
        .data-item .data-value {
            font-size: 32px;
            font-weight: 800;
            color: var(--primary);
            font-family: var(--font-number);
            letter-spacing: -0.02em;
            margin-bottom: 4px;
        }
        .data-item .data-value.accent {
            color: var(--accent);
        }
        .data-item .data-value.highlight {
            color: var(--highlight);
        }
        .data-item .data-label {
            font-size: 13px;
            color: var(--muted);
            font-weight: 600;
        }

        /* Topic Recommendations */
        .topic-rec-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 18px;
        }
        .topic-rec-card {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 20px;
            transition: all var(--transition);
            box-shadow: var(--shadow);
            text-decoration: none;
            display: block;
        }
        .topic-rec-card:hover {
            transform: translateY(-4px);
            border-color: var(--border-accent);
            box-shadow: var(--shadow-hover);
        }
        .topic-rec-card .topic-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            background: var(--accent-soft);
            border-radius: var(--radius-sm);
            color: var(--accent);
            font-size: 18px;
            margin-bottom: 14px;
        }
        .topic-rec-card h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--title);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .topic-rec-card p {
            font-size: 13px;
            color: var(--body);
            line-height: 1.65;
            margin-bottom: 0;
        }

        /* Subscribe CTA */
        .subscribe-cta {
            background: linear-gradient(135deg, rgba(255, 138, 0, 0.08), rgba(0, 229, 204, 0.04));
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 36px 32px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 28px;
            box-shadow: var(--shadow);
        }
        .subscribe-cta .cta-text {
            flex: 1 1 300px;
        }
        .subscribe-cta .cta-text h3 {
            font-size: 24px;
            font-weight: 800;
            color: var(--title);
            margin-bottom: 8px;
        }
        .subscribe-cta .cta-text p {
            font-size: 14px;
            color: var(--body);
            margin-bottom: 0;
        }
        .subscribe-cta .cta-form {
            flex: 1 1 300px;
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        .subscribe-cta .cta-form input {
            flex: 1;
            min-width: 180px;
            padding: 13px 16px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            background: rgba(13, 17, 23, 0.7);
            color: var(--title);
            font-size: 14px;
            outline: none;
            transition: border-color var(--transition);
        }
        .subscribe-cta .cta-form input:focus {
            border-color: var(--border-accent);
        }
        .subscribe-cta .cta-form input::placeholder {
            color: var(--muted);
        }
        .subscribe-cta .cta-form .btn {
            flex-shrink: 0;
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            overflow: hidden;
            transition: border-color var(--transition);
        }
        .faq-item:hover {
            border-color: var(--border-hover);
        }
        .faq-item.active {
            border-color: var(--border-accent);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 14px;
            padding: 16px 20px;
            cursor: pointer;
            font-size: 15px;
            font-weight: 700;
            color: var(--title);
            transition: color var(--transition);
            width: 100%;
            text-align: left;
            background: none;
            border: none;
        }
        .faq-question:hover {
            color: var(--accent);
        }
        .faq-item.active .faq-question {
            color: var(--accent);
        }
        .faq-question .faq-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            border: 1px solid var(--border);
            color: var(--muted);
            font-size: 13px;
            transition: all var(--transition);
            flex-shrink: 0;
        }
        .faq-item.active .faq-icon {
            border-color: var(--border-accent);
            color: var(--accent);
            transform: rotate(45deg);
        }
        .faq-answer {
            padding: 0 20px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
            color: var(--body);
            font-size: 14px;
            line-height: 1.7;
        }
        .faq-item.active .faq-answer {
            padding: 0 20px 16px;
            max-height: 300px;
        }

        /* Footer */
        .site-footer {
            background: #0A0E13;
            border-top: 1px solid var(--border);
            padding: 48px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 36px;
            margin-bottom: 36px;
        }
        .footer-brand p {
            font-size: 13px;
            color: var(--muted);
            line-height: 1.7;
            margin-top: 12px;
            max-width: 300px;
            margin-bottom: 0;
        }
        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: var(--title);
            margin-bottom: 14px;
            letter-spacing: 0.04em;
        }
        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul a {
            font-size: 13px;
            color: var(--muted);
            transition: color var(--transition);
            text-decoration: none;
        }
        .footer-col ul a:hover {
            color: var(--accent);
        }
        .contact-info {
            display: flex;
            flex-direction: column;
            gap: 10px;
            font-size: 13px;
            color: var(--muted);
        }
        .contact-info span {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .contact-info i {
            font-size: 14px;
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 20px;
            border-top: 1px solid var(--border);
        }
        .footer-bottom .copyright {
            font-size: 12px;
            color: var(--muted);
        }
        .footer-links {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 12px;
            color: var(--muted);
        }
        .footer-links a {
            color: var(--muted);
            transition: color var(--transition);
            text-decoration: none;
        }
        .footer-links a:hover {
            color: var(--accent);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .news-list-grid {
                grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            }
            .cat-hero h1 {
                font-size: 36px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-gap: 44px;
            }
            .container {
                padding: 0 16px;
            }
            .section-title {
                font-size: 26px;
            }
            .cat-hero {
                padding: 48px 0 40px;
            }
            .cat-hero h1 {
                font-size: 30px;
            }
            .cat-hero .cat-desc {
                font-size: 15px;
            }
            .filter-toolbar {
                flex-direction: column;
                align-items: stretch;
                gap: 10px;
                padding: 14px;
            }
            .filter-toolbar select {
                width: 100%;
                min-width: auto;
            }
            .filter-toolbar .sort-btn {
                justify-content: center;
            }
            .news-list-grid {
                grid-template-columns: 1fr;
            }
            .hot-card {
                flex: 0 0 260px;
            }
            .data-summary-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .data-item .data-value {
                font-size: 24px;
            }
            .subscribe-cta {
                padding: 24px 20px;
                flex-direction: column;
                align-items: stretch;
                gap: 18px;
            }
            .subscribe-cta .cta-form {
                flex-direction: column;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: center;
                text-align: center;
            }
            .drawer-panel {
                width: 85vw;
                max-width: 85vw;
                padding: 20px 18px;
            }
            .drawer-nav a {
                font-size: 17px;
                padding: 13px 14px;
            }
            .header-cta span {
                display: none;
            }
            .header-cta {
                padding: 9px 12px;
            }
        }

        @media (max-width: 520px) {
            .cat-hero h1 {
                font-size: 26px;
            }
            .section-title {
                font-size: 24px;
            }
            .data-summary-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .data-item .data-value {
                font-size: 20px;
            }
            .data-item .data-label {
                font-size: 11px;
            }
            .news-card .card-body {
                padding: 14px 16px 16px;
            }
            .news-card .card-title {
                font-size: 16px;
            }
            .topic-rec-grid {
                grid-template-columns: 1fr;
            }
            .hot-card {
                flex: 0 0 240px;
            }
        }