/* roulang page: index */
:root {
            --primary-dark: #0E0F12;
            --primary-deep: #15171C;
            --primary-card: #1A1D24;
            --accent-gold: #C8A96A;
            --accent-gold-bright: #B8975A;
            --bg-warm: #F5F1EA;
            --bg-cream: #FAF8F4;
            --bg-mist: #ECEAE4;
            --text-main: #1C1E22;
            --text-secondary: #5A5F66;
            --text-muted: #8A8F96;
            --text-on-dark: #E8E4DC;
            --info-red: #B85C4A;
            --info-green: #3E7C5B;
            --border-light: rgba(20, 20, 20, 0.06);
            --border-dark: rgba(255, 255, 255, 0.08);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 14px;
            --radius-xl: 18px;
            --shadow-sm: 0 2px 8px rgba(20, 20, 20, 0.04);
            --shadow-hover: 0 12px 24px rgba(20, 20, 20, 0.08);
            --font-body: 'Noto Sans SC', 'Source Han Sans SC', 'MiSans', 'Microsoft YaHei', sans-serif;
            --font-mono: 'Roboto Mono', 'JetBrains Mono', 'SFMono-Regular', monospace;
            --transition-fast: 180ms ease;
            --transition-med: 240ms ease;
            --transition-slow: 320ms ease;
        }

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

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

        body {
            font-family: var(--font-body);
            background-color: var(--bg-warm);
            color: var(--text-main);
            line-height: 1.7;
            font-size: 15px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

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

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

        .container {
            max-width: 1240px;
            margin: 0 auto;
            padding-left: 22px;
            padding-right: 22px;
        }

        .font-mono-display {
            font-family: var(--font-mono);
            font-variant-numeric: tabular-nums;
        }

        .section-spacing {
            padding-top: 80px;
            padding-bottom: 80px;
        }

        .section-spacing-sm {
            padding-top: 56px;
            padding-bottom: 56px;
        }

        .gold-line {
            width: 40px;
            height: 3px;
            background: var(--accent-gold);
            border-radius: 2px;
        }

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

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

        .section-label::before {
            content: '';
            width: 20px;
            height: 1px;
            background: var(--accent-gold);
        }

        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--primary-dark);
            line-height: 1.35;
            letter-spacing: -0.01em;
            margin-bottom: 16px;
        }

        .section-desc {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
            max-width: 680px;
        }

        /* Top ticker bar */
        .top-bar {
            background: var(--primary-deep);
            color: #A5A9AF;
            font-size: 12.5px;
            padding: 8px 0;
            letter-spacing: 0.02em;
            overflow: hidden;
            white-space: nowrap;
            position: relative;
        }

        .top-bar-track {
            display: inline-flex;
            gap: 48px;
            animation: ticker-scroll 30s linear infinite;
            white-space: nowrap;
        }

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

        .top-bar-item {
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .top-bar-item .tag {
            color: var(--accent-gold);
            font-weight: 600;
            font-size: 11px;
            letter-spacing: 0.05em;
            border: 1px solid rgba(200, 169, 106, 0.35);
            border-radius: 4px;
            padding: 1px 6px;
            margin-right: 4px;
        }

        /* Header & Nav */
        .site-header {
            background: #FFFFFF;
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 100;
            transition: box-shadow var(--transition-med);
        }

        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(20, 20, 20, 0.06);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 18px;
        }

        .logo {
            font-size: 20px;
            font-weight: 800;
            color: var(--primary-dark);
            letter-spacing: -0.01em;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--primary-dark);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 16px;
            font-weight: 700;
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-shrink: 1;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

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

        .nav-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            padding: 8px 14px;
            border-radius: 20px;
            white-space: nowrap;
            transition: all var(--transition-fast);
            cursor: pointer;
            position: relative;
        }

        .nav-link:hover {
            color: var(--primary-dark);
            background: rgba(20, 20, 20, 0.04);
        }

        .nav-link.active {
            color: #FFFFFF;
            background: var(--primary-dark);
            font-weight: 600;
        }

        .nav-cta {
            background: var(--primary-dark);
            color: #FFFFFF;
            font-size: 13px;
            font-weight: 600;
            padding: 10px 20px;
            border-radius: 22px;
            white-space: nowrap;
            flex-shrink: 0;
            transition: all var(--transition-fast);
            border: 1px solid var(--primary-dark);
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .nav-cta:hover {
            background: #2A2D33;
            border-color: #2A2D33;
            box-shadow: 0 4px 12px rgba(20, 20, 20, 0.15);
        }

        .nav-cta:focus-visible,
        .btn-primary:focus-visible,
        .btn-secondary:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
        }

        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 22px;
            color: var(--primary-dark);
            cursor: pointer;
            padding: 8px;
            border-radius: 8px;
            transition: background var(--transition-fast);
            flex-shrink: 0;
        }

        .hamburger:hover {
            background: rgba(20, 20, 20, 0.05);
        }

        .drawer-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(14, 15, 18, 0.55);
            z-index: 199;
            opacity: 0;
            transition: opacity var(--transition-med);
        }

        .drawer-overlay.open {
            opacity: 1;
        }

        .drawer {
            position: fixed;
            top: 0;
            right: -320px;
            width: 300px;
            height: 100vh;
            background: #FFFFFF;
            z-index: 200;
            transition: right var(--transition-med);
            box-shadow: -8px 0 24px rgba(0, 0, 0, 0.12);
            display: flex;
            flex-direction: column;
            padding: 0;
            overflow-y: auto;
        }

        .drawer.open {
            right: 0;
        }

        .drawer-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 20px;
            border-bottom: 1px solid var(--border-light);
        }

        .drawer-close {
            background: none;
            border: none;
            font-size: 22px;
            color: var(--text-secondary);
            cursor: pointer;
            padding: 6px;
            border-radius: 8px;
            transition: background var(--transition-fast);
        }

        .drawer-close:hover {
            background: rgba(20, 20, 20, 0.05);
        }

        .drawer-nav {
            padding: 14px 0;
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .drawer-nav .nav-link {
            font-size: 15px;
            padding: 14px 20px;
            border-radius: 0;
            display: block;
            width: 100%;
            text-align: left;
        }

        .drawer-nav .nav-link.active {
            background: var(--bg-warm);
            color: var(--primary-dark);
            border-left: 3px solid var(--accent-gold);
        }

        .drawer-nav .nav-link:hover {
            background: var(--bg-warm);
        }

        .drawer-cta {
            margin: 14px 20px 20px;
        }

        /* Hero + Metric Board */
        .hero-section {
            position: relative;
            background: var(--primary-dark);
            color: var(--text-on-dark);
            overflow: hidden;
            min-height: 580px;
            display: flex;
            align-items: center;
        }

        .hero-bg-image {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.22;
            z-index: 1;
        }

        .hero-overlay {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(180deg, rgba(14, 15, 18, 0.72) 0%, rgba(14, 15, 18, 0.88) 45%, rgba(14, 15, 18, 0.96) 100%);
            z-index: 2;
        }

        .hero-content {
            position: relative;
            z-index: 3;
            width: 100%;
            padding: 56px 0 48px;
        }

        .hero-top {
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
            margin-bottom: 44px;
        }

        .hero-left {
            max-width: 560px;
            flex: 1 1 380px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 12px;
            font-weight: 600;
            color: var(--accent-gold);
            letter-spacing: 0.06em;
            border: 1px solid rgba(200, 169, 106, 0.4);
            border-radius: 20px;
            padding: 6px 14px;
            background: rgba(14, 15, 18, 0.5);
            margin-bottom: 20px;
            backdrop-filter: blur(8px);
        }

        .hero-badge .dot {
            width: 6px;
            height: 6px;
            background: var(--info-green);
            border-radius: 50%;
            animation: pulse-dot 2s infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.4;
            }
        }

        .hero-title {
            font-size: 36px;
            font-weight: 700;
            line-height: 1.3;
            letter-spacing: -0.02em;
            margin-bottom: 18px;
            color: #FFFFFF;
        }

        .hero-title .highlight {
            color: var(--accent-gold);
        }

        .hero-subtitle {
            font-size: 15.5px;
            line-height: 1.75;
            color: #C5C9CF;
            margin-bottom: 28px;
            max-width: 520px;
        }

        .hero-cta-row {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            align-items: center;
        }

        .btn-hero-primary {
            background: var(--accent-gold);
            color: var(--primary-dark);
            font-size: 14.5px;
            font-weight: 700;
            padding: 14px 28px;
            border-radius: 24px;
            transition: all var(--transition-fast);
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            border: none;
            letter-spacing: 0.01em;
        }

        .btn-hero-primary:hover {
            background: #D4B77E;
            box-shadow: 0 8px 20px rgba(200, 169, 106, 0.25);
            transform: translateY(-1px);
        }

        .btn-hero-secondary {
            background: transparent;
            color: #E8E4DC;
            font-size: 14.5px;
            font-weight: 600;
            padding: 14px 24px;
            border-radius: 24px;
            transition: all var(--transition-fast);
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            border: 1px solid rgba(255, 255, 255, 0.3);
        }

        .btn-hero-secondary:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(255, 255, 255, 0.5);
        }

        .hero-right-meta {
            display: flex;
            gap: 28px;
            flex-shrink: 0;
            align-items: flex-end;
        }

        .hero-meta-item {
            text-align: center;
            min-width: 72px;
        }

        .hero-meta-num {
            font-family: var(--font-mono);
            font-size: 30px;
            font-weight: 700;
            color: #FFFFFF;
            line-height: 1.2;
        }

        .hero-meta-num .unit {
            font-size: 13px;
            font-weight: 500;
            color: #A5A9AF;
            margin-left: 2px;
        }

        .hero-meta-label {
            font-size: 12px;
            color: #8A8F96;
            letter-spacing: 0.04em;
            margin-top: 4px;
        }

        /* Metric board */
        .metric-board {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 14px;
            margin-top: 8px;
        }

        .metric-card {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-lg);
            padding: 18px 18px 16px;
            backdrop-filter: blur(8px);
            transition: all var(--transition-med);
            cursor: default;
        }

        .metric-card:hover {
            background: rgba(255, 255, 255, 0.09);
            border-color: rgba(200, 169, 106, 0.3);
            transform: translateY(-3px);
            box-shadow: 0 12px 24px rgba(0, 0, 0, 0.2);
        }

        .metric-card .metric-top {
            width: 32px;
            height: 3px;
            background: var(--accent-gold);
            border-radius: 2px;
            margin-bottom: 12px;
        }

        .metric-card .metric-label {
            font-size: 12px;
            color: #A5A9AF;
            letter-spacing: 0.04em;
            margin-bottom: 6px;
        }

        .metric-card .metric-value {
            font-family: var(--font-mono);
            font-size: 28px;
            font-weight: 700;
            color: #FFFFFF;
            line-height: 1.25;
            letter-spacing: -0.01em;
        }

        .metric-card .metric-value .small-unit {
            font-size: 13px;
            font-weight: 500;
            color: #8A8F96;
            margin-left: 2px;
        }

        .metric-card .metric-trend {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 12px;
            font-weight: 500;
            margin-top: 8px;
            padding: 3px 8px;
            border-radius: 12px;
            letter-spacing: 0.03em;
        }

        .metric-trend.up {
            color: var(--info-green);
            background: rgba(62, 124, 91, 0.18);
        }

        .metric-trend.down {
            color: var(--info-red);
            background: rgba(184, 92, 74, 0.18);
        }

        .metric-trend.neutral {
            color: #A5A9AF;
            background: rgba(255, 255, 255, 0.08);
        }

        /* Buttons general */
        .btn-primary {
            background: var(--primary-dark);
            color: #FFFFFF;
            font-size: 14px;
            font-weight: 600;
            padding: 12px 24px;
            border-radius: var(--radius-md);
            border: 1px solid var(--primary-dark);
            cursor: pointer;
            transition: all var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            letter-spacing: 0.02em;
        }

        .btn-primary:hover {
            background: #2A2D33;
            border-color: #2A2D33;
            box-shadow: var(--shadow-hover);
            transform: translateY(-1px);
        }

        .btn-primary:active {
            transform: scale(0.98);
        }

        .btn-secondary {
            background: transparent;
            color: var(--primary-dark);
            font-size: 14px;
            font-weight: 600;
            padding: 12px 22px;
            border-radius: var(--radius-md);
            border: 1px solid rgba(20, 20, 20, 0.25);
            cursor: pointer;
            transition: all var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            letter-spacing: 0.02em;
        }

        .btn-secondary:hover {
            background: rgba(20, 20, 20, 0.05);
            border-color: rgba(20, 20, 20, 0.4);
        }

        .btn-secondary:active {
            transform: scale(0.98);
        }

        .btn-link {
            color: var(--primary-dark);
            font-size: 14px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            cursor: pointer;
            transition: all var(--transition-fast);
            border: none;
            background: none;
            padding: 0;
            letter-spacing: 0.02em;
            border-bottom: 1px solid transparent;
        }

        .btn-link:hover {
            color: var(--accent-gold-bright);
            border-bottom-color: var(--accent-gold);
        }

        .btn-link .arrow {
            transition: transform var(--transition-fast);
        }

        .btn-link:hover .arrow {
            transform: translateX(4px);
        }

        /* News list */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .news-item {
            display: flex;
            gap: 20px;
            padding: 20px 0;
            border-bottom: 1px solid var(--border-light);
            transition: all var(--transition-fast);
            cursor: default;
        }

        .news-item:first-child {
            padding-top: 0;
        }

        .news-item:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }

        .news-item:hover {
            padding-left: 6px;
        }

        .news-date {
            font-family: var(--font-mono);
            font-size: 13px;
            color: var(--text-muted);
            white-space: nowrap;
            min-width: 70px;
            padding-top: 2px;
            font-weight: 500;
        }

        .news-title {
            font-size: 15.5px;
            font-weight: 600;
            color: var(--primary-dark);
            line-height: 1.5;
            margin-bottom: 4px;
            transition: color var(--transition-fast);
            cursor: pointer;
        }

        .news-title:hover {
            color: var(--accent-gold-bright);
        }

        .news-summary {
            font-size: 13.5px;
            color: var(--text-secondary);
            line-height: 1.6;
            max-width: 620px;
        }

        .news-btn {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-gold-bright);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            margin-top: 6px;
            cursor: pointer;
            background: none;
            border: none;
            padding: 0;
            transition: all var(--transition-fast);
        }

        .news-btn:hover {
            color: var(--primary-dark);
            text-decoration: underline;
            text-underline-offset: 3px;
        }

        /* Service matrix */
        .service-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 18px;
        }

        .service-card {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 24px 22px;
            transition: all var(--transition-med);
            cursor: default;
            box-shadow: var(--shadow-sm);
            display: flex;
            flex-direction: column;
        }

        .service-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: rgba(200, 169, 106, 0.25);
        }

        .service-card.wide-card {
            grid-row: span 2;
        }

        .service-card .service-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: rgba(200, 169, 106, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold-bright);
            font-size: 20px;
            margin-bottom: 16px;
            flex-shrink: 0;
        }

        .service-card .service-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 8px;
            letter-spacing: -0.005em;
        }

        .service-card .service-desc {
            font-size: 13.5px;
            color: var(--text-secondary);
            line-height: 1.65;
            margin-bottom: 16px;
            flex-grow: 1;
        }

        .service-card .service-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--primary-dark);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            cursor: pointer;
            transition: color var(--transition-fast);
            background: none;
            border: none;
            padding: 0;
            letter-spacing: 0.02em;
        }

        .service-card .service-link:hover {
            color: var(--accent-gold-bright);
        }

        /* Entry matrix */
        .entry-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 12px;
        }

        .entry-tile {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 18px 16px;
            text-align: center;
            transition: all var(--transition-med);
            cursor: pointer;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
            box-shadow: var(--shadow-sm);
        }

        .entry-tile:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(200, 169, 106, 0.3);
        }

        .entry-tile .entry-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(200, 169, 106, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-dark);
            font-size: 17px;
            flex-shrink: 0;
        }

        .entry-tile .entry-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--primary-dark);
            line-height: 1.4;
        }

        /* Comparison table */
        .comparison-wrap {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }

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

        .comparison-table th {
            background: #F0EDE6;
            font-size: 12px;
            font-weight: 700;
            color: var(--text-secondary);
            text-align: left;
            padding: 14px 18px;
            letter-spacing: 0.05em;
            white-space: nowrap;
            border-bottom: 1px solid rgba(20, 20, 20, 0.08);
        }

        .comparison-table td {
            padding: 14px 18px;
            border-bottom: 1px solid var(--border-light);
            color: var(--text-main);
            font-family: var(--font-mono);
            font-size: 13.5px;
            font-variant-numeric: tabular-nums;
        }

        .comparison-table tr:nth-child(even) td {
            background: #FAF8F4;
        }

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

        .comparison-table .highlight-col {
            background: rgba(200, 169, 106, 0.12);
            color: var(--primary-dark);
            font-weight: 600;
        }

        .comparison-table .diff-tag {
            font-size: 11px;
            font-weight: 600;
            padding: 2px 8px;
            border-radius: 10px;
            letter-spacing: 0.03em;
            font-family: var(--font-body);
        }

        .diff-tag.up {
            color: var(--info-red);
            background: rgba(184, 92, 74, 0.1);
        }

        .diff-tag.down {
            color: var(--info-green);
            background: rgba(62, 124, 91, 0.1);
        }

        /* FAQ */
        .faq-wrap {
            border-top: 1px solid rgba(20, 20, 20, 0.1);
        }

        .faq-item {
            border-bottom: 1px solid rgba(20, 20, 20, 0.1);
            transition: all var(--transition-fast);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 0;
            cursor: pointer;
            transition: all var(--transition-fast);
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            font-size: 16px;
            font-weight: 600;
            color: var(--primary-dark);
            letter-spacing: -0.005em;
            gap: 16px;
        }

        .faq-question:hover {
            color: var(--accent-gold-bright);
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            color: var(--text-muted);
            transition: transform var(--transition-med);
            font-size: 14px;
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
            color: var(--accent-gold-bright);
        }

        .faq-item.open {
            border-left: 3px solid var(--accent-gold);
            padding-left: 14px;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 0;
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.75;
        }

        .faq-item.open .faq-answer {
            max-height: 240px;
            padding: 0 0 18px;
        }

        /* CTA form */
        .cta-section {
            background: var(--primary-dark);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -120px;
            width: 380px;
            height: 380px;
            border-radius: 50%;
            background: rgba(200, 169, 106, 0.08);
            z-index: 1;
        }

        .cta-card {
            background: var(--bg-cream);
            border-radius: var(--radius-xl);
            padding: 40px 36px;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
            position: relative;
            z-index: 2;
            max-width: 680px;
            margin: 0 auto;
        }

        .cta-card .cta-title {
            font-size: 24px;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 8px;
            letter-spacing: -0.01em;
        }

        .cta-card .cta-desc {
            font-size: 14.5px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 24px;
        }

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

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

        .form-group label {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-secondary);
            letter-spacing: 0.02em;
        }

        .form-group input,
        .form-group select {
            height: 48px;
            padding: 0 14px;
            border-radius: var(--radius-md);
            border: 1px solid rgba(20, 20, 20, 0.15);
            font-size: 14px;
            color: var(--text-main);
            background: #FFFFFF;
            transition: all var(--transition-fast);
            outline: none;
            font-family: var(--font-body);
        }

        .form-group input::placeholder {
            color: var(--text-muted);
        }

        .form-group input:focus,
        .form-group select:focus {
            border-color: var(--accent-gold);
            box-shadow: 0 0 0 3px rgba(200, 169, 106, 0.2);
        }

        .form-submit-row {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            margin-top: 8px;
        }

        .form-compliance {
            font-size: 12px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-top: 16px;
            padding-top: 14px;
            border-top: 1px solid rgba(20, 20, 20, 0.08);
        }

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

        .brand-intro .brand-text {
            font-size: 15px;
            line-height: 1.85;
            color: var(--text-secondary);
        }

        .brand-intro .brand-text p {
            margin-bottom: 12px;
        }

        .brand-intro .brand-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-hover);
            aspect-ratio: 4/3;
        }

        .brand-intro .brand-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        /* Review wall */
        .review-grid {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 18px;
        }

        .review-card {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 22px 20px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-med);
            cursor: default;
        }

        .review-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }

        .review-card .review-stars {
            color: var(--accent-gold);
            font-size: 13px;
            letter-spacing: 2px;
            margin-bottom: 10px;
        }

        .review-card .review-text {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 14px;
            font-style: italic;
        }

        .review-card .review-author {
            font-size: 13px;
            font-weight: 600;
            color: var(--primary-dark);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .review-card .review-avatar {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--bg-mist);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: var(--text-muted);
        }

        /* Deep content area */
        .deep-content {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 36px 32px;
            box-shadow: var(--shadow-sm);
        }

        .deep-content h3 {
            font-size: 19px;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 12px;
            letter-spacing: -0.01em;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .deep-content h3::before {
            content: '';
            width: 4px;
            height: 18px;
            background: var(--accent-gold);
            border-radius: 2px;
        }

        .deep-content p {
            font-size: 15px;
            line-height: 1.85;
            color: var(--text-secondary);
            margin-bottom: 16px;
            text-align: justify;
        }

        .deep-content .deep-meta {
            font-family: var(--font-mono);
            font-size: 12.5px;
            color: var(--text-muted);
            padding: 4px 8px;
            background: var(--bg-warm);
            border-radius: 4px;
            letter-spacing: 0.02em;
        }

        /* Footer */
        .site-footer {
            background: var(--primary-dark);
            color: #A5A9AF;
            padding: 48px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 36px;
            padding-bottom: 36px;
        }

        .footer-brand .footer-logo {
            font-size: 20px;
            font-weight: 800;
            color: #FFFFFF;
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 12px;
        }

        .footer-brand .footer-logo .logo-icon {
            background: rgba(255, 255, 255, 0.1);
            color: var(--accent-gold);
        }

        .footer-brand .footer-desc {
            font-size: 13px;
            line-height: 1.7;
            color: #A5A9AF;
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 13px;
            font-weight: 700;
            color: #E8E4DC;
            letter-spacing: 0.06em;
            margin-bottom: 16px;
            text-transform: uppercase;
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-col ul a {
            font-size: 13.5px;
            color: #A5A9AF;
            transition: color var(--transition-fast);
        }

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

        .footer-subscribe {
            font-size: 13px;
            color: #A5A9AF;
            line-height: 1.6;
            margin-bottom: 12px;
        }

        .footer-sub-form {
            display: flex;
            gap: 8px;
        }

        .footer-sub-form input {
            flex: 1;
            height: 40px;
            padding: 0 12px;
            border-radius: 8px;
            border: 1px solid rgba(255, 255, 255, 0.15);
            background: rgba(255, 255, 255, 0.05);
            color: #E8E4DC;
            font-size: 13px;
            outline: none;
            transition: border-color var(--transition-fast);
            font-family: var(--font-body);
        }

        .footer-sub-form input::placeholder {
            color: #5A5F66;
        }

        .footer-sub-form input:focus {
            border-color: var(--accent-gold);
        }

        .footer-sub-form button {
            height: 40px;
            padding: 0 16px;
            border-radius: 8px;
            border: none;
            background: var(--accent-gold);
            color: var(--primary-dark);
            font-size: 13px;
            font-weight: 700;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .footer-sub-form button:hover {
            background: #D4B77E;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 18px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 12.5px;
            color: #5A5F66;
        }

        .footer-bottom a {
            color: #8A8F96;
            transition: color var(--transition-fast);
        }

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

        .footer-bottom-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .metric-board {
                grid-template-columns: repeat(3, 1fr);
            }

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

            .service-card.wide-card {
                grid-row: span 1;
            }

            .entry-grid {
                grid-template-columns: repeat(3, 1fr);
            }

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

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

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

        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }

            .hamburger {
                display: block;
            }

            .drawer-overlay {
                display: block;
                pointer-events: none;
            }

            .drawer-overlay.open {
                pointer-events: auto;
            }

            .drawer {
                display: flex;
            }

            .hero-title {
                font-size: 28px;
            }

            .hero-right-meta {
                gap: 16px;
                flex-wrap: wrap;
            }

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

            .metric-board {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }

            .section-spacing {
                padding-top: 56px;
                padding-bottom: 56px;
            }

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

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

            .entry-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }

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

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

            .news-item {
                flex-direction: column;
                gap: 8px;
            }

            .news-date {
                min-width: auto;
            }

            .comparison-table {
                font-size: 12px;
            }

            .comparison-table th,
            .comparison-table td {
                padding: 10px 12px;
            }

            .form-row {
                grid-template-columns: 1fr;
            }

            .cta-card {
                padding: 28px 20px;
            }

            .deep-content {
                padding: 24px 18px;
            }

            .deep-content p {
                text-align: left;
            }

            .hero-top {
                flex-direction: column;
                gap: 20px;
            }

            .hero-right-meta {
                align-items: flex-start;
            }

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

            .top-bar-track {
                gap: 28px;
                font-size: 11px;
            }

            .header-inner {
                height: 58px;
            }
        }

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

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

            .hero-title {
                font-size: 24px;
            }

            .metric-card .metric-value {
                font-size: 22px;
            }

            .cta-card .cta-title {
                font-size: 20px;
            }

            .comparison-table th,
            .comparison-table td {
                padding: 8px 10px;
                font-size: 11px;
            }

            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .section-spacing {
                padding-top: 44px;
                padding-bottom: 44px;
            }
        }

/* roulang page: category1 */
:root {
            --primary-dark: #0E0F12;
            --primary-deep: #15171C;
            --primary-card: #1A1D24;
            --accent-gold: #C8A96A;
            --accent-gold-bright: #B8975A;
            --bg-warm: #F5F1EA;
            --bg-cream: #FAF8F4;
            --bg-mist: #ECEAE4;
            --text-main: #1C1E22;
            --text-secondary: #5A5F66;
            --text-muted: #8A8F96;
            --text-on-dark: #E8E4DC;
            --info-red: #B85C4A;
            --info-green: #3E7C5B;
            --border-light: rgba(20, 20, 20, 0.06);
            --border-dark: rgba(255, 255, 255, 0.08);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 14px;
            --radius-xl: 18px;
            --shadow-sm: 0 2px 8px rgba(20, 20, 20, 0.04);
            --shadow-hover: 0 12px 24px rgba(20, 20, 20, 0.08);
            --font-body: 'Noto Sans SC', 'Source Han Sans SC', 'MiSans', 'Microsoft YaHei', sans-serif;
            --font-mono: 'Roboto Mono', 'JetBrains Mono', 'SFMono-Regular', monospace;
            --transition-fast: 180ms ease;
            --transition-med: 240ms ease;
            --transition-slow: 320ms ease;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-body);
            background-color: var(--bg-warm);
            color: var(--text-main);
            line-height: 1.7;
            font-size: 15px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        button, input, select, textarea {
            font-family: var(--font-body);
            font-size: inherit;
            line-height: inherit;
        }
        .container {
            max-width: 1240px;
            margin: 0 auto;
            padding-left: 22px;
            padding-right: 22px;
        }
        .section-spacing {
            padding-top: 80px;
            padding-bottom: 80px;
        }
        .section-spacing-sm {
            padding-top: 56px;
            padding-bottom: 56px;
        }
        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            color: var(--accent-gold-bright);
            text-transform: uppercase;
            margin-bottom: 12px;
        }
        .section-label::before {
            content: '';
            width: 20px;
            height: 1px;
            background: var(--accent-gold);
        }
        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--primary-dark);
            line-height: 1.35;
            letter-spacing: -0.01em;
            margin-bottom: 16px;
        }
        .section-desc {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
            max-width: 680px;
        }

        /* Top bar */
        .top-bar {
            background: var(--primary-dark);
            color: var(--text-muted);
            font-size: 12.5px;
            padding: 6px 0;
            position: relative;
            z-index: 101;
        }
        .top-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 6px 16px;
        }
        .top-bar-item {
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .top-bar-item .tag {
            color: var(--accent-gold);
            font-weight: 600;
            font-size: 11px;
            letter-spacing: 0.05em;
            border: 1px solid rgba(200, 169, 106, 0.35);
            border-radius: 4px;
            padding: 1px 6px;
            margin-right: 4px;
            white-space: nowrap;
        }
        .top-bar-item .mono {
            font-family: var(--font-mono);
            font-size: 12px;
            color: var(--text-on-dark);
        }

        /* Header & Nav */
        .site-header {
            background: #FFFFFF;
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 100;
            transition: box-shadow var(--transition-med);
        }
        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(20, 20, 20, 0.06);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 18px;
        }
        .logo {
            font-size: 20px;
            font-weight: 800;
            color: var(--primary-dark);
            letter-spacing: -0.01em;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--primary-dark);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 16px;
            font-weight: 700;
        }
        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-shrink: 1;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .nav-desktop::-webkit-scrollbar {
            display: none;
        }
        .nav-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            padding: 8px 14px;
            border-radius: 20px;
            white-space: nowrap;
            transition: all var(--transition-fast);
            cursor: pointer;
            position: relative;
        }
        .nav-link:hover {
            color: var(--primary-dark);
            background: rgba(20, 20, 20, 0.04);
        }
        .nav-link.active {
            color: #FFFFFF;
            background: var(--primary-dark);
            font-weight: 600;
        }
        .nav-cta {
            background: var(--primary-dark);
            color: #FFFFFF;
            font-size: 13.5px;
            font-weight: 600;
            padding: 10px 18px;
            border-radius: 10px;
            white-space: nowrap;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 8px;
            border-left: 3px solid var(--accent-gold);
            transition: all var(--transition-fast);
        }
        .nav-cta:hover {
            background: #2A2D33;
            color: var(--accent-gold);
            box-shadow: var(--shadow-sm);
        }
        .hamburger {
            display: none;
            background: transparent;
            border: 1px solid var(--border-light);
            border-radius: 8px;
            width: 42px;
            height: 42px;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--primary-dark);
            cursor: pointer;
            flex-shrink: 0;
            transition: all var(--transition-fast);
        }
        .hamburger:hover {
            background: rgba(20, 20, 20, 0.04);
            border-color: rgba(20, 20, 20, 0.12);
        }
        .mobile-drawer {
            position: fixed;
            top: 0;
            right: -100%;
            width: 82%;
            max-width: 360px;
            height: 100vh;
            background: #FFFFFF;
            z-index: 200;
            box-shadow: -8px 0 32px rgba(20, 20, 20, 0.12);
            transition: right 240ms ease;
            padding: 20px;
            display: flex;
            flex-direction: column;
            gap: 12px;
            overflow-y: auto;
        }
        .mobile-drawer.open {
            right: 0;
        }
        .mobile-drawer-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-bottom: 16px;
            border-bottom: 1px solid var(--border-light);
            margin-bottom: 8px;
        }
        .mobile-drawer-close {
            background: transparent;
            border: none;
            font-size: 20px;
            color: var(--text-secondary);
            cursor: pointer;
            width: 40px;
            height: 40px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-fast);
        }
        .mobile-drawer-close:hover {
            background: rgba(20, 20, 20, 0.04);
            color: var(--primary-dark);
        }
        .mobile-drawer .nav-link {
            display: block;
            padding: 14px 16px;
            border-radius: 10px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-main);
            border: 1px solid transparent;
        }
        .mobile-drawer .nav-link.active {
            color: #FFFFFF;
            background: var(--primary-dark);
            font-weight: 600;
        }
        .mobile-drawer .nav-link:hover {
            background: rgba(20, 20, 20, 0.04);
            color: var(--primary-dark);
        }
        .drawer-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100vh;
            background: rgba(14, 15, 18, 0.5);
            z-index: 190;
            opacity: 0;
            pointer-events: none;
            transition: opacity 240ms ease;
        }
        .drawer-overlay.visible {
            opacity: 1;
            pointer-events: auto;
        }
        .mobile-drawer .nav-cta {
            margin-top: 8px;
            justify-content: center;
        }

        /* Hero */
        .hero-section {
            background: var(--primary-dark);
            color: var(--text-on-dark);
            padding: 72px 0 56px;
            position: relative;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 55%;
            height: 100%;
            background-image: url('/assets/images/coverpic/cover-1.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.18;
            mask-image: linear-gradient(to left, rgba(0,0,0,1), rgba(0,0,0,0));
            -webkit-mask-image: linear-gradient(to left, rgba(0,0,0,1), rgba(0,0,0,0));
            pointer-events: none;
        }
        .hero-section .container {
            position: relative;
            z-index: 1;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 12.5px;
            font-weight: 500;
            color: var(--accent-gold);
            background: rgba(200, 169, 106, 0.1);
            border: 1px solid rgba(200, 169, 106, 0.3);
            border-radius: 20px;
            padding: 6px 16px;
            margin-bottom: 20px;
            letter-spacing: 0.04em;
        }
        .hero-title {
            font-size: clamp(30px, 4.5vw, 42px);
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.015em;
            margin-bottom: 18px;
            color: #FFFFFF;
        }
        .hero-title .gold-accent {
            color: var(--accent-gold);
        }
        .hero-subtitle {
            font-size: 16.5px;
            color: rgba(232, 228, 220, 0.82);
            max-width: 620px;
            line-height: 1.75;
            margin-bottom: 28px;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }
        .btn-primary {
            background: var(--accent-gold);
            color: var(--primary-dark);
            font-size: 15px;
            font-weight: 700;
            padding: 13px 26px;
            border-radius: 10px;
            border: none;
            cursor: pointer;
            letter-spacing: 0.01em;
            transition: all var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        .btn-primary:hover {
            background: #D4B87E;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(200, 169, 106, 0.25);
        }
        .btn-primary:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
        }
        .btn-primary:active {
            transform: scale(0.98);
        }
        .btn-secondary {
            background: transparent;
            color: var(--text-on-dark);
            font-size: 15px;
            font-weight: 600;
            padding: 13px 26px;
            border-radius: 10px;
            border: 1px solid rgba(255, 255, 255, 0.25);
            cursor: pointer;
            transition: all var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(255, 255, 255, 0.4);
            transform: translateY(-2px);
        }
        .btn-secondary:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
        }
        .btn-secondary:active {
            transform: scale(0.98);
        }
        .hero-stats-row {
            display: flex;
            flex-wrap: wrap;
            gap: 28px;
            margin-top: 36px;
            padding-top: 28px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }
        .hero-stat-item {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        .hero-stat-label {
            font-size: 12.5px;
            color: var(--text-muted);
            letter-spacing: 0.04em;
        }
        .hero-stat-value {
            font-family: var(--font-mono);
            font-size: 22px;
            font-weight: 600;
            color: #FFFFFF;
            letter-spacing: -0.01em;
        }
        .hero-stat-value .unit {
            font-size: 13px;
            color: var(--text-muted);
            font-weight: 400;
        }

        /* Filter bar */
        .filter-bar {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 24px 28px;
            box-shadow: var(--shadow-sm);
            margin-top: -36px;
            position: relative;
            z-index: 5;
        }
        .filter-bar .filter-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-secondary);
            letter-spacing: 0.05em;
            margin-bottom: 8px;
        }
        .filter-select, .filter-input {
            width: 100%;
            height: 48px;
            border: 1px solid rgba(20, 20, 20, 0.12);
            border-radius: 8px;
            padding: 0 16px;
            font-size: 14.5px;
            color: var(--text-main);
            background: var(--bg-cream);
            transition: all var(--transition-fast);
            -webkit-appearance: none;
            appearance: none;
            cursor: pointer;
        }
        .filter-select:hover, .filter-input:hover {
            border-color: rgba(20, 20, 20, 0.22);
        }
        .filter-select:focus, .filter-input:focus {
            outline: none;
            border-color: var(--accent-gold);
            box-shadow: 0 0 0 2px rgba(200, 169, 106, 0.2);
            background: #FFFFFF;
        }
        .filter-select-icon {
            position: relative;
        }
        .filter-select-icon .fa-chevron-down {
            position: absolute;
            top: 50%;
            right: 16px;
            transform: translateY(-50%);
            pointer-events: none;
            font-size: 12px;
            color: var(--text-muted);
        }
        .btn-filter-submit {
            height: 48px;
            background: var(--primary-dark);
            color: #FFFFFF;
            border: none;
            border-radius: 8px;
            font-size: 14.5px;
            font-weight: 600;
            cursor: pointer;
            padding: 0 24px;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .btn-filter-submit:hover {
            background: #2A2D33;
            box-shadow: var(--shadow-sm);
        }
        .btn-filter-submit:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
        }
        .btn-filter-submit:active {
            transform: scale(0.97);
        }

        /* Big number cards */
        .big-number-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .big-number-card {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 24px 22px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-med);
            position: relative;
            overflow: hidden;
        }
        .big-number-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: var(--accent-gold);
            border-radius: 0 0 4px 4px;
        }
        .big-number-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .big-number-card .card-label {
            font-size: 12.5px;
            font-weight: 500;
            color: var(--text-muted);
            letter-spacing: 0.05em;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .big-number-card .card-value {
            font-family: var(--font-mono);
            font-size: 28px;
            font-weight: 700;
            color: var(--primary-dark);
            letter-spacing: -0.01em;
            margin-bottom: 10px;
            line-height: 1.2;
        }
        .big-number-card .card-value .unit {
            font-size: 14px;
            font-weight: 400;
            color: var(--text-muted);
            margin-left: 4px;
        }
        .big-number-card .card-trend {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 12px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 4px;
            letter-spacing: 0.02em;
        }
        .trend-up {
            color: var(--info-red);
            background: rgba(184, 92, 74, 0.08);
        }
        .trend-down {
            color: var(--info-green);
            background: rgba(62, 124, 91, 0.08);
        }
        .trend-flat {
            color: var(--text-secondary);
            background: rgba(90, 95, 102, 0.08);
        }
        .big-number-card .card-desc {
            font-size: 12.5px;
            color: var(--text-muted);
            margin-top: 8px;
            line-height: 1.5;
        }

        /* Lottery balls */
        .ball-row {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            align-items: center;
        }
        .lottery-ball {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--primary-dark);
            color: #FFFFFF;
            font-family: var(--font-mono);
            font-size: 16px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            letter-spacing: -0.01em;
            box-shadow: 0 2px 6px rgba(20, 20, 20, 0.15);
        }
        .lottery-ball.ball-red {
            background: #B85C4A;
        }
        .lottery-ball.ball-blue {
            background: #4A6FA5;
        }
        .lottery-ball.ball-gold {
            background: #C8A96A;
            color: var(--primary-dark);
        }
        .ball-label {
            font-size: 13px;
            color: var(--text-muted);
            font-weight: 500;
            margin-right: 2px;
        }

        /* Historical table */
        .table-wrapper {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
        }
        .table-header-bar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 24px;
            border-bottom: 1px solid var(--border-light);
            flex-wrap: wrap;
            gap: 12px;
        }
        .table-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--primary-dark);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .table-count-badge {
            font-size: 12.5px;
            font-weight: 500;
            color: var(--text-secondary);
            background: var(--bg-mist);
            border-radius: 12px;
            padding: 4px 12px;
        }
        .btn-download {
            font-size: 13.5px;
            font-weight: 600;
            color: var(--text-secondary);
            background: transparent;
            border: 1px solid rgba(20, 20, 20, 0.12);
            border-radius: 8px;
            padding: 8px 16px;
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all var(--transition-fast);
        }
        .btn-download:hover {
            background: var(--bg-mist);
            color: var(--primary-dark);
            border-color: rgba(20, 20, 20, 0.22);
        }
        .data-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 14px;
        }
        .data-table thead th {
            background: #F0EDE6;
            color: var(--text-secondary);
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.05em;
            text-align: left;
            padding: 14px 16px;
            white-space: nowrap;
            border-bottom: 1px solid rgba(20, 20, 20, 0.08);
        }
        .data-table tbody td {
            padding: 14px 16px;
            border-bottom: 1px solid rgba(20, 20, 20, 0.04);
            color: var(--text-main);
            font-size: 14px;
            vertical-align: middle;
        }
        .data-table tbody tr:nth-child(even) {
            background: rgba(245, 241, 234, 0.45);
        }
        .data-table tbody tr:last-child td {
            border-bottom: none;
        }
        .data-table tbody tr:hover {
            background: rgba(200, 169, 106, 0.06);
        }
        .data-table .mono {
            font-family: var(--font-mono);
            font-size: 13.5px;
            letter-spacing: -0.01em;
        }
        .data-table .highlight-row {
            background: rgba(200, 169, 106, 0.12) !important;
            font-weight: 600;
        }
        .table-scroll-wrap {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
        }
        .table-note {
            padding: 14px 24px;
            font-size: 12.5px;
            color: var(--text-muted);
            border-top: 1px solid var(--border-light);
            background: var(--bg-cream);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        /* Long form content */
        .long-form-content {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 36px 32px;
            box-shadow: var(--shadow-sm);
        }
        .long-form-content h3 {
            font-size: 19px;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 14px;
            margin-top: 28px;
            position: relative;
            padding-left: 16px;
            line-height: 1.4;
        }
        .long-form-content h3:first-child {
            margin-top: 0;
        }
        .long-form-content h3::before {
            content: '';
            position: absolute;
            left: 0;
            top: 4px;
            width: 4px;
            height: 22px;
            background: var(--accent-gold);
            border-radius: 2px;
        }
        .long-form-content p {
            color: var(--text-secondary);
            line-height: 1.8;
            font-size: 15px;
            margin-bottom: 14px;
        }
        .long-form-content .mono-inline {
            font-family: var(--font-mono);
            font-size: 14px;
            background: var(--bg-mist);
            border-radius: 4px;
            padding: 1px 6px;
            color: var(--primary-dark);
        }
        .long-form-content .compliance-note {
            background: rgba(200, 169, 106, 0.08);
            border-left: 3px solid var(--accent-gold);
            border-radius: 0 8px 8px 0;
            padding: 14px 18px;
            font-size: 13.5px;
            color: var(--text-secondary);
            margin-top: 20px;
        }
        .long-form-content .compliance-note strong {
            color: var(--primary-dark);
            font-weight: 600;
        }

        /* Image block */
        .content-image-block {
            border-radius: var(--radius-lg);
            overflow: hidden;
            position: relative;
            margin: 24px 0;
            box-shadow: var(--shadow-sm);
        }
        .content-image-block img {
            width: 100%;
            height: 320px;
            object-fit: cover;
            display: block;
        }
        .content-image-block .image-caption {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: linear-gradient(to top, rgba(14, 15, 18, 0.75), rgba(14, 15, 18, 0));
            color: #FFFFFF;
            font-size: 13px;
            padding: 28px 20px 14px;
            letter-spacing: 0.02em;
        }

        /* CTA section */
        .cta-section {
            background: var(--primary-dark);
            padding: 64px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-image: url('/assets/images/coverpic/cover-6.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.1;
            pointer-events: none;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
        }
        .cta-card {
            background: var(--bg-cream);
            border-radius: var(--radius-xl);
            padding: 40px 36px;
            max-width: 720px;
            margin: 0 auto;
            box-shadow: 0 20px 48px rgba(20, 20, 20, 0.3);
        }
        .cta-card .cta-title {
            font-size: 24px;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 12px;
            text-align: center;
        }
        .cta-card .cta-desc {
            font-size: 14.5px;
            color: var(--text-secondary);
            text-align: center;
            line-height: 1.7;
            margin-bottom: 24px;
        }
        .form-group {
            margin-bottom: 16px;
        }
        .form-label {
            font-size: 13.5px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 6px;
            display: block;
        }
        .form-input, .form-select {
            width: 100%;
            height: 48px;
            border: 1px solid rgba(20, 20, 20, 0.12);
            border-radius: 8px;
            padding: 0 16px;
            font-size: 14.5px;
            color: var(--text-main);
            background: #FFFFFF;
            transition: all var(--transition-fast);
        }
        .form-input:focus, .form-select:focus {
            outline: none;
            border-color: var(--accent-gold);
            box-shadow: 0 0 0 2px rgba(200, 169, 106, 0.2);
        }
        .form-select {
            -webkit-appearance: none;
            appearance: none;
            cursor: pointer;
            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='%235A5F66' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 16px center;
            padding-right: 40px;
        }
        .btn-submit-form {
            width: 100%;
            height: 50px;
            background: var(--primary-dark);
            color: #FFFFFF;
            font-size: 15.5px;
            font-weight: 700;
            border: none;
            border-radius: 10px;
            cursor: pointer;
            letter-spacing: 0.02em;
            border-left: 3px solid var(--accent-gold);
            transition: all var(--transition-fast);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
        }
        .btn-submit-form:hover {
            background: #2A2D33;
            box-shadow: var(--shadow-sm);
        }
        .btn-submit-form:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
        }
        .btn-submit-form:active {
            transform: scale(0.98);
        }
        .form-compliance {
            font-size: 12px;
            color: var(--text-muted);
            text-align: center;
            margin-top: 14px;
            line-height: 1.5;
        }

        /* Footer */
        .site-footer {
            background: var(--primary-dark);
            color: #A5A9AF;
            padding: 48px 0 24px;
            font-size: 13.5px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 32px;
            margin-bottom: 36px;
        }
        .footer-logo {
            font-size: 18px;
            font-weight: 700;
            color: #FFFFFF;
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 12px;
        }
        .footer-logo .logo-icon {
            width: 32px;
            height: 32px;
            background: var(--primary-card);
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 14px;
        }
        .footer-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 300px;
        }
        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul a {
            color: #A5A9AF;
            font-size: 13.5px;
            transition: color var(--transition-fast);
        }
        .footer-col ul a:hover {
            color: var(--accent-gold);
        }
        .footer-subscribe {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 12px;
        }
        .footer-sub-form {
            display: flex;
            gap: 8px;
        }
        .footer-sub-form input {
            flex: 1;
            height: 42px;
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 6px;
            padding: 0 14px;
            font-size: 13px;
            color: #FFFFFF;
            background: rgba(255, 255, 255, 0.05);
            transition: all var(--transition-fast);
        }
        .footer-sub-form input::placeholder {
            color: #6A6F76;
        }
        .footer-sub-form input:focus {
            outline: none;
            border-color: var(--accent-gold);
            background: rgba(255, 255, 255, 0.08);
        }
        .footer-sub-form button {
            height: 42px;
            background: var(--accent-gold);
            color: var(--primary-dark);
            font-size: 13px;
            font-weight: 700;
            border: none;
            border-radius: 6px;
            padding: 0 16px;
            cursor: pointer;
            white-space: nowrap;
            transition: all var(--transition-fast);
        }
        .footer-sub-form button:hover {
            background: #D4B87E;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 8px 20px;
            font-size: 12px;
            color: #6A6F76;
        }
        .footer-bottom a {
            color: #A5A9AF;
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: var(--accent-gold);
        }
        .footer-bottom-links {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .big-number-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
            .nav-cta {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .hero-section {
                padding: 52px 0 40px;
            }
            .section-spacing {
                padding-top: 56px;
                padding-bottom: 56px;
            }
            .section-spacing-sm {
                padding-top: 40px;
                padding-bottom: 40px;
            }
            .section-title {
                font-size: 24px;
            }
            .filter-bar {
                padding: 18px 16px;
                margin-top: -24px;
            }
            .big-number-grid {
                grid-template-columns: 1fr;
            }
            .long-form-content {
                padding: 24px 18px;
            }
            .long-form-content h3 {
                font-size: 17px;
            }
            .cta-card {
                padding: 28px 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }
            .hero-stats-row {
                gap: 16px;
            }
            .hero-stat-value {
                font-size: 18px;
            }
            .data-table {
                font-size: 12.5px;
            }
            .data-table thead th,
            .data-table tbody td {
                padding: 10px 12px;
            }
            .lottery-ball {
                width: 34px;
                height: 34px;
                font-size: 14px;
            }
            .table-header-bar {
                padding: 16px;
                flex-direction: column;
                align-items: flex-start;
            }
            .table-note {
                padding: 10px 16px;
                font-size: 11.5px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .hero-title {
                font-size: 28px;
            }
            .hero-subtitle {
                font-size: 15px;
            }
            .hero-actions {
                flex-direction: column;
                width: 100%;
            }
            .hero-actions .btn-primary,
            .hero-actions .btn-secondary {
                justify-content: center;
            }
            .big-number-card .card-value {
                font-size: 24px;
            }
            .content-image-block img {
                height: 220px;
            }
            .cta-card .cta-title {
                font-size: 20px;
            }
            .btn-submit-form {
                font-size: 14px;
            }
        }

/* roulang page: category2 */
:root {
            --primary-dark: #0E0F12;
            --primary-deep: #15171C;
            --primary-card: #1A1D24;
            --accent-gold: #C8A96A;
            --accent-gold-bright: #B8975A;
            --bg-warm: #F5F1EA;
            --bg-cream: #FAF8F4;
            --bg-mist: #ECEAE4;
            --text-main: #1C1E22;
            --text-secondary: #5A5F66;
            --text-muted: #8A8F96;
            --text-on-dark: #E8E4DC;
            --info-red: #B85C4A;
            --info-green: #3E7C5B;
            --border-light: rgba(20, 20, 20, 0.06);
            --border-dark: rgba(255, 255, 255, 0.08);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 14px;
            --radius-xl: 18px;
            --shadow-sm: 0 2px 8px rgba(20, 20, 20, 0.04);
            --shadow-hover: 0 12px 24px rgba(20, 20, 20, 0.08);
            --font-body: 'Noto Sans SC', 'Source Han Sans SC', 'MiSans', 'Microsoft YaHei', sans-serif;
            --font-mono: 'Roboto Mono', 'JetBrains Mono', 'SFMono-Regular', monospace;
            --transition-fast: 180ms ease;
            --transition-med: 240ms ease;
            --transition-slow: 320ms ease;
        }

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

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

        body {
            font-family: var(--font-body);
            background-color: var(--bg-warm);
            color: var(--text-main);
            line-height: 1.7;
            font-size: 15px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

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

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

        .container {
            max-width: 1240px;
            margin: 0 auto;
            padding-left: 22px;
            padding-right: 22px;
        }

        .section-spacing {
            padding-top: 80px;
            padding-bottom: 80px;
        }

        .section-spacing-sm {
            padding-top: 56px;
            padding-bottom: 56px;
        }

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

        .section-label::before {
            content: '';
            width: 20px;
            height: 1px;
            background: var(--accent-gold);
        }

        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--primary-dark);
            line-height: 1.35;
            letter-spacing: -0.01em;
            margin-bottom: 16px;
        }

        .section-desc {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
            max-width: 680px;
        }

        /* Top bar */
        .top-bar {
            background: var(--primary-dark);
            color: var(--text-on-dark);
            padding: 6px 0;
            font-size: 12px;
            position: relative;
            z-index: 101;
        }
        .top-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
        }
        .top-bar-item {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: #A5A9AF;
        }
        .top-bar-item .tag {
            color: var(--accent-gold);
            font-weight: 600;
            font-size: 11px;
            letter-spacing: 0.05em;
            border: 1px solid rgba(200, 169, 106, 0.35);
            border-radius: 4px;
            padding: 1px 6px;
            margin-right: 4px;
        }
        .top-bar-right {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .top-bar-right a {
            color: #A5A9AF;
            transition: color var(--transition-fast);
        }
        .top-bar-right a:hover {
            color: var(--accent-gold);
        }

        /* Header & Nav */
        .site-header {
            background: #FFFFFF;
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 100;
            transition: box-shadow var(--transition-med);
        }
        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(20, 20, 20, 0.06);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 18px;
        }
        .logo {
            font-size: 20px;
            font-weight: 800;
            color: var(--primary-dark);
            letter-spacing: -0.01em;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--primary-dark);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 16px;
            font-weight: 700;
            flex-shrink: 0;
        }
        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-shrink: 1;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .nav-desktop::-webkit-scrollbar {
            display: none;
        }
        .nav-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            padding: 8px 14px;
            border-radius: 20px;
            white-space: nowrap;
            transition: all var(--transition-fast);
            cursor: pointer;
            position: relative;
        }
        .nav-link:hover {
            color: var(--primary-dark);
            background: rgba(20, 20, 20, 0.04);
        }
        .nav-link.active {
            color: #FFFFFF;
            background: var(--primary-dark);
            font-weight: 600;
        }
        .nav-cta {
            background: var(--primary-dark);
            color: #FFFFFF;
            border: 1px solid var(--accent-gold-bright);
            padding: 9px 18px;
            border-radius: 10px;
            font-size: 13px;
            font-weight: 600;
            white-space: nowrap;
            flex-shrink: 0;
            transition: all var(--transition-fast);
            display: flex;
            align-items: center;
            gap: 7px;
        }
        .nav-cta:hover {
            background: #2A2D33;
            border-color: var(--accent-gold);
            color: #FFFFFF;
        }
        .nav-cta:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
        }
        .hamburger {
            display: none;
            background: none;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            width: 40px;
            height: 40px;
            cursor: pointer;
            font-size: 18px;
            color: var(--primary-dark);
            align-items: center;
            justify-content: center;
            transition: background var(--transition-fast);
            flex-shrink: 0;
        }
        .hamburger:hover {
            background: rgba(20, 20, 20, 0.04);
        }
        .hamburger:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
        }

        /* Mobile drawer */
        .mobile-drawer {
            position: fixed;
            top: 0;
            right: -100%;
            width: 300px;
            max-width: 85vw;
            height: 100vh;
            background: #FFFFFF;
            z-index: 200;
            box-shadow: -8px 0 30px rgba(20, 20, 20, 0.12);
            transition: right var(--transition-med);
            padding: 20px;
            display: flex;
            flex-direction: column;
            overflow-y: auto;
        }
        .mobile-drawer.open {
            right: 0;
        }
        .mobile-drawer-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 24px;
        }
        .mobile-drawer-close {
            background: none;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            width: 40px;
            height: 40px;
            cursor: pointer;
            font-size: 18px;
            color: var(--primary-dark);
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .mobile-drawer-close:hover {
            background: rgba(20, 20, 20, 0.04);
        }
        .mobile-nav-link {
            display: block;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-main);
            padding: 14px 12px;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            border-bottom: 1px solid var(--border-light);
        }
        .mobile-nav-link:hover {
            background: rgba(20, 20, 20, 0.04);
        }
        .mobile-nav-link.active {
            color: #FFFFFF;
            background: var(--primary-dark);
            font-weight: 600;
        }
        .drawer-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(20, 20, 20, 0.45);
            z-index: 199;
            opacity: 0;
            visibility: hidden;
            transition: opacity var(--transition-med);
        }
        .drawer-overlay.open {
            opacity: 1;
            visibility: visible;
        }

        /* Hero */
        .page-hero {
            background: var(--primary-dark);
            color: var(--text-on-dark);
            padding: 72px 0 64px;
            position: relative;
            overflow: hidden;
        }
        .page-hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.18;
            z-index: 0;
        }
        .page-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(14, 15, 18, 0.55) 0%, rgba(14, 15, 18, 0.9) 100%);
            z-index: 1;
        }
        .page-hero .container {
            position: relative;
            z-index: 2;
        }
        .page-hero-breadcrumb {
            font-size: 13px;
            color: #A5A9AF;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .page-hero-breadcrumb a {
            color: var(--accent-gold);
            transition: color var(--transition-fast);
        }
        .page-hero-breadcrumb a:hover {
            color: #D9BD84;
        }
        .page-hero h1 {
            font-size: 36px;
            font-weight: 800;
            line-height: 1.3;
            letter-spacing: -0.01em;
            margin-bottom: 16px;
        }
        .page-hero .hero-sub {
            font-size: 16px;
            color: #B5B9BF;
            max-width: 640px;
            line-height: 1.75;
            margin-bottom: 24px;
        }
        .hero-badge-row {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        .hero-badge {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(200, 169, 106, 0.25);
            color: var(--text-on-dark);
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .hero-badge i {
            color: var(--accent-gold);
        }

        /* Chart placeholder section */
        .chart-section {
            background: var(--bg-cream);
            padding: 56px 0;
        }
        .chart-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr;
            gap: 28px;
            align-items: stretch;
        }
        .chart-placeholder {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            display: flex;
            flex-direction: column;
        }
        .chart-placeholder-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 16px;
            flex-wrap: wrap;
            gap: 10px;
        }
        .chart-placeholder-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--primary-dark);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .chart-placeholder-title i {
            color: var(--accent-gold-bright);
        }
        .chart-tag {
            font-size: 11px;
            font-weight: 500;
            color: var(--text-secondary);
            background: var(--bg-mist);
            border-radius: 4px;
            padding: 3px 8px;
        }
        .chart-image-wrap {
            position: relative;
            border-radius: var(--radius-md);
            overflow: hidden;
            min-height: 280px;
            flex: 1;
        }
        .chart-image-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .chart-placeholder:hover .chart-image-wrap img {
            transform: scale(1.02);
        }
        .chart-overlay-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(14, 15, 18, 0.75);
            color: var(--text-on-dark);
            font-size: 11px;
            padding: 4px 10px;
            border-radius: 6px;
            font-weight: 500;
        }
        .chart-side-stats {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .mini-stat-card {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 18px 20px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-fast);
            display: flex;
            align-items: flex-start;
            gap: 14px;
        }
        .mini-stat-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }
        .mini-stat-icon {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: var(--bg-warm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold-bright);
            font-size: 17px;
            flex-shrink: 0;
        }
        .mini-stat-info {
            flex: 1;
        }
        .mini-stat-label {
            font-size: 12px;
            color: var(--text-muted);
            font-weight: 500;
            margin-bottom: 3px;
        }
        .mini-stat-value {
            font-family: var(--font-mono);
            font-size: 24px;
            font-weight: 700;
            color: var(--primary-dark);
            letter-spacing: -0.01em;
        }
        .mini-stat-note {
            font-size: 11px;
            color: var(--text-muted);
            margin-top: 3px;
        }
        .delta-up {
            color: var(--info-red);
            font-size: 12px;
            font-weight: 600;
            margin-left: 6px;
        }
        .delta-down {
            color: var(--info-green);
            font-size: 12px;
            font-weight: 600;
            margin-left: 6px;
        }

        /* Indicator explanation section */
        .indicator-section {
            background: var(--bg-warm);
            padding: 72px 0;
        }
        .indicator-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 32px;
        }
        .indicator-card {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-fast);
            border-top: 2px solid var(--accent-gold);
        }
        .indicator-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .indicator-card.wide-card {
            grid-column: span 2;
            display: flex;
            gap: 20px;
            align-items: flex-start;
        }
        .indicator-card.wide-card .indicator-icon {
            width: 56px;
            height: 56px;
            font-size: 22px;
            flex-shrink: 0;
        }
        .indicator-icon {
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: var(--bg-warm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold-bright);
            font-size: 18px;
            margin-bottom: 14px;
        }
        .indicator-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 8px;
        }
        .indicator-card p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 10px;
        }
        .indicator-card .indicator-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-gold-bright);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: color var(--transition-fast);
            cursor: pointer;
        }
        .indicator-card .indicator-link:hover {
            color: var(--primary-dark);
        }

        /* Parameter table section */
        .param-section {
            background: var(--bg-cream);
            padding: 72px 0;
        }
        .param-table-wrap {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            margin-top: 32px;
            overflow-x: auto;
        }
        .param-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 14px;
            min-width: 680px;
        }
        .param-table thead th {
            background: var(--primary-card);
            color: var(--text-on-dark);
            font-weight: 600;
            font-size: 12px;
            letter-spacing: 0.04em;
            text-align: left;
            padding: 12px 14px;
            border-bottom: 2px solid var(--accent-gold);
        }
        .param-table tbody td {
            padding: 12px 14px;
            border-bottom: 1px solid var(--border-light);
            color: var(--text-secondary);
            font-size: 13px;
        }
        .param-table tbody tr:nth-child(even) td {
            background: rgba(245, 241, 234, 0.5);
        }
        .param-table tbody tr:hover td {
            background: rgba(200, 169, 106, 0.07);
        }
        .param-table .cell-mono {
            font-family: var(--font-mono);
            font-weight: 600;
            color: var(--primary-dark);
            font-size: 13px;
        }
        .param-table .highlight-col {
            background: rgba(200, 169, 106, 0.12);
            font-weight: 600;
            color: var(--primary-dark);
        }
        .table-summary-note {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 14px;
            text-align: right;
        }

        /* Long analysis */
        .analysis-section {
            background: var(--bg-warm);
            padding: 72px 0;
        }
        .analysis-block {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 36px 40px;
            box-shadow: var(--shadow-sm);
            margin-top: 28px;
        }
        .analysis-block h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 14px;
            padding-left: 14px;
            border-left: 3px solid var(--accent-gold);
            line-height: 1.4;
        }
        .analysis-block p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 12px;
            text-indent: 2em;
        }
        .analysis-block p:last-child {
            margin-bottom: 0;
        }
        .analysis-block .key-number {
            font-family: var(--font-mono);
            font-weight: 700;
            color: var(--primary-dark);
        }
        .analysis-block + .analysis-block {
            margin-top: 18px;
        }

        /* FAQ */
        .faq-section {
            background: var(--bg-cream);
            padding: 72px 0;
        }
        .faq-list {
            max-width: 780px;
            margin: 28px auto 0;
        }
        .faq-item {
            border-top: 1px solid var(--border-light);
            border-bottom: 1px solid var(--border-light);
            margin-bottom: 0;
        }
        .faq-item + .faq-item {
            margin-top: -1px;
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            background: transparent;
            border: none;
            cursor: pointer;
            padding: 18px 12px;
            font-size: 16px;
            font-weight: 600;
            color: var(--primary-dark);
            transition: color var(--transition-fast);
            text-align: left;
            gap: 14px;
        }
        .faq-question:hover {
            color: var(--accent-gold-bright);
        }
        .faq-question:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--bg-warm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-med), padding var(--transition-med);
            padding-left: 12px;
            padding-right: 12px;
        }
        .faq-answer-inner {
            padding-bottom: 18px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
            border-left: 3px solid var(--accent-gold);
            padding-left: 16px;
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
            background: var(--primary-dark);
            color: var(--accent-gold);
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
        }

        /* CTA section */
        .cta-section {
            background: var(--primary-dark);
            padding: 72px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--accent-gold), transparent);
        }
        .cta-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 36px;
            align-items: center;
        }
        .cta-info h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-on-dark);
            margin-bottom: 14px;
            line-height: 1.4;
        }
        .cta-info p {
            font-size: 14px;
            color: #A5A9AF;
            line-height: 1.75;
            margin-bottom: 8px;
        }
        .cta-form-card {
            background: var(--bg-cream);
            border-radius: var(--radius-lg);
            padding: 28px;
            box-shadow: 0 8px 24px rgba(20, 20, 20, 0.2);
        }
        .cta-form-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 18px;
        }
        .form-group {
            margin-bottom: 14px;
        }
        .form-group label {
            display: block;
            font-size: 12px;
            font-weight: 600;
            color: var(--text-secondary);
            margin-bottom: 5px;
        }
        .form-group input,
        .form-group select {
            width: 100%;
            height: 46px;
            border: 1px solid rgba(20, 20, 20, 0.12);
            border-radius: var(--radius-sm);
            padding: 0 14px;
            font-size: 14px;
            color: var(--text-main);
            background: #FFFFFF;
            transition: border-color var(--transition-fast);
        }
        .form-group input:focus,
        .form-group select:focus {
            outline: none;
            border-color: var(--accent-gold);
            box-shadow: 0 0 0 3px rgba(200, 169, 106, 0.12);
        }
        .cta-submit-btn {
            width: 100%;
            height: 46px;
            background: var(--primary-dark);
            color: #FFFFFF;
            border: 1px solid var(--accent-gold-bright);
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-fast);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            margin-top: 6px;
        }
        .cta-submit-btn:hover {
            background: #2A2D33;
            border-color: var(--accent-gold);
        }
        .cta-submit-btn:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
        }
        .cta-submit-btn:active {
            transform: scale(0.98);
        }
        .compliance-note {
            font-size: 11px;
            color: var(--text-muted);
            text-align: center;
            margin-top: 10px;
        }

        /* Footer */
        .site-footer {
            background: var(--primary-dark);
            color: #A5A9AF;
            padding: 60px 0 28px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.3fr 0.8fr 0.8fr 1.2fr;
            gap: 36px;
            margin-bottom: 36px;
        }
        .footer-logo {
            font-size: 20px;
            font-weight: 800;
            color: #FFFFFF;
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 14px;
        }
        .footer-logo .logo-icon {
            width: 34px;
            height: 34px;
            background: #FFFFFF;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-dark);
            font-size: 14px;
            font-weight: 700;
        }
        .footer-desc {
            font-size: 13px;
            line-height: 1.75;
            color: #8A8F96;
            max-width: 280px;
        }
        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul a {
            font-size: 13px;
            color: #8A8F96;
            transition: color var(--transition-fast);
        }
        .footer-col ul a:hover {
            color: var(--accent-gold);
        }
        .footer-subscribe {
            font-size: 12px;
            color: #8A8F96;
            margin-bottom: 12px;
            line-height: 1.6;
        }
        .footer-sub-form {
            display: flex;
            gap: 8px;
        }
        .footer-sub-form input {
            flex: 1;
            height: 42px;
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-sm);
            padding: 0 12px;
            font-size: 13px;
            background: rgba(255, 255, 255, 0.04);
            color: #FFFFFF;
            transition: border-color var(--transition-fast);
        }
        .footer-sub-form input::placeholder {
            color: #5A5F66;
        }
        .footer-sub-form input:focus {
            outline: none;
            border-color: var(--accent-gold);
        }
        .footer-sub-form button {
            height: 42px;
            padding: 0 16px;
            background: var(--accent-gold-bright);
            color: var(--primary-dark);
            border: none;
            border-radius: var(--radius-sm);
            font-size: 13px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .footer-sub-form button:hover {
            background: var(--accent-gold);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 14px;
            font-size: 11px;
            color: #5A5F66;
        }
        .footer-bottom-links {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .footer-bottom-links a {
            color: #8A8F96;
            transition: color var(--transition-fast);
        }
        .footer-bottom-links a:hover {
            color: var(--accent-gold);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .chart-grid {
                grid-template-columns: 1fr;
            }
            .indicator-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .indicator-card.wide-card {
                grid-column: span 2;
            }
            .cta-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .footer-brand {
                grid-column: span 2;
            }
        }

        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
            .nav-cta {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .page-hero h1 {
                font-size: 28px;
            }
            .page-hero {
                padding: 48px 0 44px;
            }
            .section-spacing {
                padding-top: 56px;
                padding-bottom: 56px;
            }
            .indicator-grid {
                grid-template-columns: 1fr;
            }
            .indicator-card.wide-card {
                grid-column: span 1;
                flex-direction: column;
            }
            .analysis-block {
                padding: 24px 22px;
            }
            .analysis-block h3 {
                font-size: 17px;
            }
        }

        @media (max-width: 640px) {
            .section-title {
                font-size: 22px;
            }
            .page-hero h1 {
                font-size: 24px;
            }
            .hero-badge {
                font-size: 11px;
                padding: 5px 10px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-brand {
                grid-column: span 1;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .top-bar .container {
                justify-content: center;
                text-align: center;
            }
            .top-bar-right {
                display: none;
            }
            .mini-stat-card {
                padding: 14px 16px;
            }
            .mini-stat-value {
                font-size: 20px;
            }
            .param-table-wrap {
                padding: 14px;
            }
        }

        @media (min-width: 769px) {
            .mobile-drawer {
                display: none;
            }
            .drawer-overlay {
                display: none;
            }
        }

/* roulang page: category4 */
:root {
            --primary-dark: #0E0F12;
            --primary-deep: #15171C;
            --primary-card: #1A1D24;
            --accent-gold: #C8A96A;
            --accent-gold-bright: #B8975A;
            --bg-warm: #F5F1EA;
            --bg-cream: #FAF8F4;
            --bg-mist: #ECEAE4;
            --text-main: #1C1E22;
            --text-secondary: #5A5F66;
            --text-muted: #8A8F96;
            --text-on-dark: #E8E4DC;
            --info-red: #B85C4A;
            --info-green: #3E7C5B;
            --border-light: rgba(20, 20, 20, 0.06);
            --border-dark: rgba(255, 255, 255, 0.08);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 14px;
            --radius-xl: 18px;
            --shadow-sm: 0 2px 8px rgba(20, 20, 20, 0.04);
            --shadow-hover: 0 12px 24px rgba(20, 20, 20, 0.08);
            --font-body: 'Noto Sans SC', 'Source Han Sans SC', 'MiSans', 'Microsoft YaHei', sans-serif;
            --font-mono: 'Roboto Mono', 'JetBrains Mono', 'SFMono-Regular', monospace;
            --transition-fast: 180ms ease;
            --transition-med: 240ms ease;
            --transition-slow: 320ms ease;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-body);
            background-color: var(--bg-warm);
            color: var(--text-main);
            line-height: 1.7;
            font-size: 15px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        button,
        input,
        select,
        textarea {
            font-family: var(--font-body);
            font-size: inherit;
            line-height: inherit;
        }
        .container {
            max-width: 1240px;
            margin: 0 auto;
            padding-left: 22px;
            padding-right: 22px;
        }
        .section-spacing {
            padding-top: 80px;
            padding-bottom: 80px;
        }
        .section-spacing-sm {
            padding-top: 56px;
            padding-bottom: 56px;
        }
        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            color: var(--accent-gold-bright);
            text-transform: uppercase;
            margin-bottom: 12px;
        }
        .section-label::before {
            content: '';
            width: 20px;
            height: 1px;
            background: var(--accent-gold);
        }
        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--primary-dark);
            line-height: 1.35;
            letter-spacing: -0.01em;
            margin-bottom: 16px;
        }
        .section-desc {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
            max-width: 680px;
        }
        .top-bar {
            background: var(--primary-dark);
            color: #A5A9AF;
            font-size: 12.5px;
            padding: 6px 0;
             
        }
        .top-bar-inner {
            display: flex;
            align-items: center;
            justify-content: center;
            flex-wrap: wrap;
            gap: 16px;
        }
        .top-bar-item {
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .top-bar-item .tag {
            color: var(--accent-gold);
            font-weight: 600;
            font-size: 11px;
            letter-spacing: 0.05em;
            border: 1px solid rgba(200, 169, 106, 0.35);
            border-radius: 4px;
            padding: 1px 6px;
            margin-right: 4px;
        }
        .site-header {
            background: #FFFFFF;
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 100;
            transition: box-shadow var(--transition-med);
        }
        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(20, 20, 20, 0.06);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 18px;
        }
        .logo {
            font-size: 20px;
            font-weight: 800;
            color: var(--primary-dark);
            letter-spacing: -0.01em;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--primary-dark);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 16px;
            font-weight: 700;
        }
        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-shrink: 1;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .nav-desktop::-webkit-scrollbar {
            display: none;
        }
        .nav-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            padding: 8px 14px;
            border-radius: 20px;
            white-space: nowrap;
            transition: all var(--transition-fast);
            cursor: pointer;
            position: relative;
        }
        .nav-link:hover {
            color: var(--primary-dark);
            background: rgba(20, 20, 20, 0.04);
        }
        .nav-link.active {
            color: #FFFFFF;
            background: var(--primary-dark);
            font-weight: 600;
        }
        .nav-cta {
            background: var(--primary-dark);
            color: #FFFFFF;
            border: 1px solid var(--primary-dark);
            font-size: 13.5px;
            font-weight: 600;
            padding: 9px 18px;
            border-radius: 10px;
            white-space: nowrap;
            flex-shrink: 0;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all var(--transition-fast);
        }
        .nav-cta:hover {
            background: #2A2D33;
            border-color: #2A2D33;
            color: #FFFFFF;
        }
        .hamburger {
            display: none;
            background: transparent;
            border: none;
            font-size: 20px;
            color: var(--primary-dark);
            cursor: pointer;
            padding: 8px;
            border-radius: 8px;
            transition: background var(--transition-fast);
            flex-shrink: 0;
        }
        .hamburger:hover {
            background: rgba(20, 20, 20, 0.05);
        }
        .mobile-overlay {
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.4);
            z-index: 98;
            display: none;
            opacity: 0;
            transition: opacity var(--transition-med);
        }
        .mobile-overlay.active {
            display: block;
            opacity: 1;
        }
        .mobile-menu {
            position: fixed;
            top: 0;
            right: -300px;
            width: 280px;
            height: 100vh;
            background: #FFFFFF;
            z-index: 99;
            padding: 24px 20px;
            transition: right var(--transition-med);
            box-shadow: -4px 0 30px rgba(0, 0, 0, 0.1);
            overflow-y: auto;
        }
        .mobile-menu.active {
            right: 0;
        }
        .mobile-menu-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 20px;
        }
        .mobile-close {
            background: transparent;
            border: none;
            font-size: 20px;
            cursor: pointer;
            color: var(--text-secondary);
            padding: 8px;
        }
        .mobile-nav-link {
            display: block;
            padding: 12px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-main);
            border-radius: 10px;
            transition: all var(--transition-fast);
            margin-bottom: 4px;
        }
        .mobile-nav-link:hover {
            background: rgba(20, 20, 20, 0.04);
        }
        .mobile-nav-link.active {
            background: var(--primary-dark);
            color: #FFFFFF;
            font-weight: 600;
        }
        .hero-section {
            position: relative;
            background: var(--primary-dark);
            min-height: 480px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.35;
            z-index: 1;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(14, 15, 18, 0.92) 0%, rgba(14, 15, 18, 0.78) 50%, rgba(14, 15, 18, 0.85) 100%);
            z-index: 2;
        }
        .hero-content {
            position: relative;
            z-index: 3;
            padding-top: 80px;
            padding-bottom: 80px;
            max-width: 720px;
        }
        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-gold);
            letter-spacing: 0.08em;
            margin-bottom: 16px;
            text-transform: uppercase;
        }
        .hero-tag::before {
            content: '';
            width: 24px;
            height: 2px;
            background: var(--accent-gold);
        }
        .hero-title {
            font-size: 36px;
            font-weight: 700;
            color: #FFFFFF;
            line-height: 1.35;
            letter-spacing: -0.02em;
            margin-bottom: 16px;
        }
        .hero-title .highlight {
            color: var(--accent-gold);
        }
        .hero-desc {
            font-size: 16px;
            color: rgba(232, 228, 220, 0.85);
            line-height: 1.75;
            margin-bottom: 32px;
            max-width: 600px;
        }
        .hero-actions {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn-primary {
            background: #FFFFFF;
            color: var(--primary-dark);
            font-size: 14px;
            font-weight: 600;
            padding: 12px 24px;
            border-radius: 10px;
            border: 1px solid #FFFFFF;
            transition: all var(--transition-fast);
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            letter-spacing: 0.01em;
        }
        .btn-primary:hover {
            background: var(--accent-gold);
            border-color: var(--accent-gold);
            color: var(--primary-dark);
        }
        .btn-primary:focus {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
        }
        .btn-primary:active {
            transform: scale(0.98);
        }
        .btn-secondary {
            background: transparent;
            color: #FFFFFF;
            font-size: 14px;
            font-weight: 600;
            padding: 12px 24px;
            border-radius: 10px;
            border: 1px solid rgba(255, 255, 255, 0.35);
            transition: all var(--transition-fast);
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(255, 255, 255, 0.5);
            color: #FFFFFF;
        }
        .btn-secondary:focus {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
        }
        .btn-secondary:active {
            transform: scale(0.98);
        }
        .hero-stats {
            position: relative;
            z-index: 3;
            display: flex;
            gap: 24px;
            margin-top: 32px;
            flex-wrap: wrap;
        }
        .hero-stat {
            text-align: left;
        }
        .hero-stat .number {
            font-family: var(--font-mono);
            font-size: 28px;
            font-weight: 700;
            color: var(--accent-gold);
            line-height: 1.2;
        }
        .hero-stat .label {
            font-size: 13px;
            color: rgba(232, 228, 220, 0.65);
            margin-top: 4px;
        }
        .tools-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr;
            gap: 24px;
            margin-top: 40px;
        }
        .tool-card-lg {
            background: var(--bg-cream);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 32px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-med);
            display: flex;
            flex-direction: column;
        }
        .tool-card-lg:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .tool-card-sm {
            background: var(--bg-cream);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-med);
            display: flex;
            flex-direction: column;
        }
        .tool-card-sm:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .tool-icon {
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: rgba(200, 169, 106, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold-bright);
            font-size: 20px;
            margin-bottom: 16px;
            flex-shrink: 0;
        }
        .tool-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 8px;
            letter-spacing: -0.01em;
        }
        .tool-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
            flex-grow: 1;
        }
        .tool-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13.5px;
            font-weight: 600;
            color: var(--accent-gold-bright);
            transition: all var(--transition-fast);
            cursor: pointer;
            border: none;
            background: transparent;
            padding: 0;
        }
        .tool-link:hover {
            color: var(--primary-dark);
            gap: 10px;
        }
        .tool-link:focus {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
        }
        .tool-cover {
            width: 100%;
            height: 180px;
            object-fit: cover;
            border-radius: 8px;
            margin-bottom: 16px;
        }
        .tool-sm-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }
        .article-body {
            background: var(--bg-cream);
            border-radius: var(--radius-lg);
            padding: 36px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
        }
        .article-body h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 14px;
            letter-spacing: -0.01em;
        }
        .article-body p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 16px;
        }
        .article-body p strong {
            color: var(--text-main);
            font-weight: 600;
        }
        .faq-list {
            border-top: 1px solid var(--border-light);
        }
        .faq-item {
            border-bottom: 1px solid var(--border-light);
            transition: all var(--transition-fast);
        }
        .faq-item.active {
            border-left: 3px solid var(--accent-gold);
            padding-left: 16px;
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            background: transparent;
            border: none;
            padding: 18px 0;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--primary-dark);
            text-align: left;
            transition: color var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--accent-gold-bright);
        }
        .faq-question:focus {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
        }
        .faq-arrow {
            flex-shrink: 0;
            transition: transform var(--transition-med);
            color: var(--text-muted);
        }
        .faq-item.active .faq-arrow {
            transform: rotate(180deg);
            color: var(--accent-gold-bright);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 0 0 0;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 0 20px 0;
        }
        .faq-answer p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
        }
        .cta-section {
            background: var(--primary-dark);
            padding: 64px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--accent-gold), transparent);
        }
        .cta-card {
            background: var(--bg-cream);
            border-radius: var(--radius-xl);
            padding: 40px;
            max-width: 640px;
            margin: 0 auto;
        }
        .cta-title {
            font-size: 24px;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }
        .cta-desc {
            font-size: 14.5px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 24px;
        }
        .cta-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .cta-input {
            flex: 1;
            min-width: 200px;
            height: 48px;
            border: 1px solid rgba(20, 20, 20, 0.15);
            border-radius: 10px;
            padding: 0 16px;
            font-size: 14px;
            background: #FFFFFF;
            transition: border-color var(--transition-fast);
            outline: none;
        }
        .cta-input:focus {
            border-color: var(--accent-gold);
            box-shadow: 0 0 0 3px rgba(200, 169, 106, 0.15);
        }
        .cta-submit {
            background: var(--primary-dark);
            color: #FFFFFF;
            font-size: 14px;
            font-weight: 600;
            height: 48px;
            padding: 0 28px;
            border-radius: 10px;
            border: 1px solid var(--primary-dark);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .cta-submit:hover {
            background: #2A2D33;
            border-color: #2A2D33;
        }
        .cta-submit:focus {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
        }
        .cta-submit:active {
            transform: scale(0.98);
        }
        .cta-note {
            font-size: 12.5px;
            color: var(--text-muted);
            margin-top: 12px;
        }
        .site-footer {
            background: var(--primary-dark);
            color: #A5A9AF;
            padding: 56px 0 32px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 18px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 12px;
        }
        .footer-desc {
            font-size: 13.5px;
            line-height: 1.7;
            color: #A5A9AF;
            max-width: 320px;
        }
        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: #E8E4DC;
            margin-bottom: 16px;
            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: 13.5px;
            color: #A5A9AF;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--accent-gold);
        }
        .footer-subscribe {
            font-size: 13px;
            color: #A5A9AF;
            line-height: 1.6;
            margin-bottom: 12px;
        }
        .footer-sub-form {
            display: flex;
            gap: 8px;
        }
        .footer-sub-form input {
            flex: 1;
            min-width: 0;
            height: 42px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 8px;
            padding: 0 12px;
            font-size: 13px;
            color: #E8E4DC;
            outline: none;
            transition: border-color var(--transition-fast);
        }
        .footer-sub-form input:focus {
            border-color: var(--accent-gold);
        }
        .footer-sub-form input::placeholder {
            color: #6A6F76;
        }
        .footer-sub-form button {
            height: 42px;
            padding: 0 16px;
            background: var(--accent-gold);
            color: var(--primary-dark);
            font-size: 13px;
            font-weight: 600;
            border: none;
            border-radius: 8px;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .footer-sub-form button:hover {
            background: var(--accent-gold-bright);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 12.5px;
            color: #6A6F76;
        }
        .footer-bottom-links {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-bottom-links a {
            color: #A5A9AF;
            transition: color var(--transition-fast);
        }
        .footer-bottom-links a:hover {
            color: var(--accent-gold);
        }
        @media (max-width: 1024px) {
            .nav-desktop {
                display: none;
            }
            .nav-cta {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .hero-title {
                font-size: 30px;
            }
            .tools-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .section-spacing {
                padding-top: 56px;
                padding-bottom: 56px;
            }
            .section-title {
                font-size: 23px;
            }
            .hero-title {
                font-size: 26px;
            }
            .hero-content {
                padding-top: 56px;
                padding-bottom: 56px;
            }
            .hero-stats {
                gap: 16px;
            }
            .hero-stat .number {
                font-size: 22px;
            }
            .tool-sm-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .hero-title {
                font-size: 22px;
            }
            .hero-desc {
                font-size: 14.5px;
            }
            .cta-card {
                padding: 24px 20px;
            }
            .cta-form {
                flex-direction: column;
            }
            .cta-submit {
                width: 100%;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .tool-card-lg {
                padding: 20px;
            }
            .article-body {
                padding: 24px 20px;
            }
        }

/* roulang page: category3 */
:root {
            --primary-dark: #0E0F12;
            --primary-deep: #15171C;
            --primary-card: #1A1D24;
            --accent-gold: #C8A96A;
            --accent-gold-bright: #B8975A;
            --bg-warm: #F5F1EA;
            --bg-cream: #FAF8F4;
            --bg-mist: #ECEAE4;
            --text-main: #1C1E22;
            --text-secondary: #5A5F66;
            --text-muted: #8A8F96;
            --text-on-dark: #E8E4DC;
            --info-red: #B85C4A;
            --info-green: #3E7C5B;
            --border-light: rgba(20, 20, 20, 0.06);
            --border-dark: rgba(255, 255, 255, 0.08);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 14px;
            --radius-xl: 18px;
            --shadow-sm: 0 2px 8px rgba(20, 20, 20, 0.04);
            --shadow-hover: 0 12px 24px rgba(20, 20, 20, 0.08);
            --font-body: 'Noto Sans SC', 'Source Han Sans SC', 'MiSans', 'Microsoft YaHei', sans-serif;
            --font-mono: 'Roboto Mono', 'JetBrains Mono', 'SFMono-Regular', monospace;
            --transition-fast: 180ms ease;
            --transition-med: 240ms ease;
            --transition-slow: 320ms ease;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-body);
            background-color: var(--bg-warm);
            color: var(--text-main);
            line-height: 1.7;
            font-size: 15px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        button, input, select, textarea {
            font-family: var(--font-body);
            font-size: inherit;
            line-height: inherit;
        }

        .container {
            max-width: 1240px;
            margin: 0 auto;
            padding-left: 22px;
            padding-right: 22px;
        }
        .section-spacing {
            padding-top: 80px;
            padding-bottom: 80px;
        }
        .section-spacing-sm {
            padding-top: 56px;
            padding-bottom: 56px;
        }
        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            color: var(--accent-gold-bright);
            text-transform: uppercase;
            margin-bottom: 12px;
        }
        .section-label::before {
            content: '';
            width: 20px;
            height: 1px;
            background: var(--accent-gold);
        }
        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--primary-dark);
            line-height: 1.35;
            letter-spacing: -0.01em;
            margin-bottom: 16px;
        }
        .section-desc {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
            max-width: 680px;
        }

        /* Top bar */
        .top-bar {
            background: #0E0F12;
            color: #E8E4DC;
            font-size: 12px;
            padding: 6px 0;
            position: relative;
            z-index: 101;
        }
        .top-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
        }
        .top-bar-left {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .top-bar-right {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .top-bar-item {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: #E8E4DC;
        }
        .top-bar-item .tag {
            color: var(--accent-gold);
            font-weight: 600;
            font-size: 11px;
            letter-spacing: 0.05em;
            border: 1px solid rgba(200, 169, 106, 0.35);
            border-radius: 4px;
            padding: 1px 6px;
            margin-right: 4px;
        }
        .top-bar-item i {
            color: var(--accent-gold);
            font-size: 11px;
        }

        /* Header & Nav */
        .site-header {
            background: #FFFFFF;
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 100;
            transition: box-shadow var(--transition-med);
        }
        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(20, 20, 20, 0.06);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 18px;
        }
        .logo {
            font-size: 20px;
            font-weight: 800;
            color: var(--primary-dark);
            letter-spacing: -0.01em;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--primary-dark);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 16px;
            font-weight: 700;
        }
        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-shrink: 1;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .nav-desktop::-webkit-scrollbar {
            display: none;
        }
        .nav-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            padding: 8px 14px;
            border-radius: 20px;
            white-space: nowrap;
            transition: all var(--transition-fast);
            cursor: pointer;
            position: relative;
        }
        .nav-link:hover {
            color: var(--primary-dark);
            background: rgba(20, 20, 20, 0.04);
        }
        .nav-link.active {
            color: #FFFFFF;
            background: var(--primary-dark);
            font-weight: 600;
        }
        .nav-cta {
            background: var(--primary-dark);
            color: #FFFFFF;
            border-radius: 24px;
            padding: 10px 18px;
            font-size: 13px;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
            flex-shrink: 0;
            border: 1px solid var(--primary-dark);
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .nav-cta:hover {
            background: #2A2D33;
            border-color: #2A2D33;
            color: #FFFFFF;
            box-shadow: 0 4px 14px rgba(20, 20, 20, 0.15);
        }
        .nav-cta i {
            color: var(--accent-gold);
            font-size: 14px;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: var(--primary-dark);
            font-size: 22px;
            cursor: pointer;
            padding: 6px;
            border-radius: 6px;
            transition: background var(--transition-fast);
        }
        .hamburger:hover {
            background: rgba(20, 20, 20, 0.06);
        }

        /* Mobile drawer */
        .mobile-drawer {
            position: fixed;
            top: 0;
            right: -100%;
            width: 82%;
            max-width: 340px;
            height: 100vh;
            background: #FFFFFF;
            z-index: 200;
            transition: right 240ms ease;
            box-shadow: -8px 0 32px rgba(20, 20, 20, 0.12);
            padding: 20px 18px 40px;
            display: flex;
            flex-direction: column;
            overflow-y: auto;
        }
        .mobile-drawer.open {
            right: 0;
        }
        .drawer-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 24px;
            padding-bottom: 16px;
            border-bottom: 1px solid var(--border-light);
        }
        .drawer-close {
            background: none;
            border: none;
            font-size: 22px;
            color: var(--text-main);
            cursor: pointer;
            padding: 6px;
            border-radius: 6px;
            transition: background var(--transition-fast);
        }
        .drawer-close:hover {
            background: rgba(20, 20, 20, 0.06);
        }
        .drawer-nav {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        .drawer-nav .nav-link {
            font-size: 15px;
            padding: 12px 14px;
            border-radius: 10px;
            display: block;
        }
        .drawer-nav .nav-link.active {
            background: var(--primary-dark);
            color: #FFFFFF;
        }
        .drawer-cta {
            margin-top: 20px;
            background: var(--primary-dark);
            color: #FFFFFF;
            border-radius: 10px;
            padding: 12px 18px;
            font-size: 14px;
            font-weight: 600;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            transition: all var(--transition-fast);
        }
        .drawer-cta i {
            color: var(--accent-gold);
        }
        .drawer-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(14, 15, 18, 0.45);
            z-index: 199;
            opacity: 0;
            pointer-events: none;
            transition: opacity 240ms ease;
        }
        .drawer-overlay.active {
            opacity: 1;
            pointer-events: auto;
        }

        /* Hero */
        .hero-news {
            background: linear-gradient(165deg, #0E0F12 0%, #15171C 55%, #1A1D24 100%);
            color: var(--text-on-dark);
            padding-top: 64px;
            padding-bottom: 72px;
            position: relative;
            overflow: hidden;
        }
        .hero-news::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -80px;
            width: 360px;
            height: 360px;
            background: radial-gradient(circle, rgba(200, 169, 106, 0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-news::after {
            content: '';
            position: absolute;
            bottom: -100px;
            left: -60px;
            width: 280px;
            height: 280px;
            background: radial-gradient(circle, rgba(200, 169, 106, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-news .container {
            position: relative;
            z-index: 2;
        }
        .hero-news-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 48px;
            align-items: center;
        }
        .hero-news .badge-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(200, 169, 106, 0.12);
            border: 1px solid rgba(200, 169, 106, 0.3);
            color: var(--accent-gold);
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
            margin-bottom: 16px;
            letter-spacing: 0.04em;
        }
        .hero-news h1 {
            font-size: 38px;
            font-weight: 800;
            color: #FFFFFF;
            line-height: 1.3;
            letter-spacing: -0.01em;
            margin-bottom: 16px;
        }
        .hero-news .hero-sub {
            font-size: 16px;
            color: #C5C8CE;
            line-height: 1.7;
            max-width: 540px;
            margin-bottom: 28px;
        }
        .hero-news-meta {
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
        }
        .hero-news-meta .meta-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: #E8E4DC;
        }
        .hero-news-meta .meta-item i {
            color: var(--accent-gold);
            font-size: 14px;
        }
        .hero-news-side {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            backdrop-filter: blur(4px);
        }
        .hero-news-side h3 {
            font-size: 14px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .hero-news-side h3 i {
            color: var(--accent-gold);
        }
        .quick-data-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 10px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }
        .quick-data-row:last-child {
            border-bottom: none;
        }
        .quick-data-label {
            font-size: 13px;
            color: #C5C8CE;
        }
        .quick-data-value {
            font-family: var(--font-mono);
            font-size: 14px;
            font-weight: 600;
            color: var(--accent-gold);
        }

        /* Filter bar */
        .filter-section {
            padding: 20px 0;
            background: #FFFFFF;
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 64px;
            z-index: 90;
        }
        .filter-inner {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }
        .filter-tag {
            padding: 7px 16px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
            color: var(--text-secondary);
            background: var(--bg-cream);
            border: 1px solid var(--border-light);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .filter-tag:hover {
            color: var(--primary-dark);
            background: var(--bg-mist);
        }
        .filter-tag.active {
            background: var(--primary-dark);
            color: #FFFFFF;
            border-color: var(--primary-dark);
        }

        /* News list layout */
        .news-layout {
            display: grid;
            grid-template-columns: 1fr 340px;
            gap: 40px;
            align-items: start;
        }
        .news-main-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .news-item {
            display: grid;
            grid-template-columns: 72px 1fr;
            gap: 20px;
            padding: 24px 0;
            border-bottom: 1px solid var(--border-light);
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .news-item:hover {
            background: var(--bg-cream);
            border-radius: 8px;
            padding-left: 12px;
            padding-right: 12px;
        }
        .news-date-block {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            background: var(--bg-mist);
            border-radius: 8px;
            padding: 12px 8px;
            height: fit-content;
        }
        .news-date-day {
            font-family: var(--font-mono);
            font-size: 22px;
            font-weight: 700;
            color: var(--primary-dark);
            line-height: 1.2;
        }
        .news-date-mon {
            font-size: 11px;
            font-weight: 500;
            color: var(--text-secondary);
            text-transform: uppercase;
        }
        .news-item-content {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .news-item-title {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.5;
            transition: color var(--transition-fast);
        }
        .news-item:hover .news-item-title {
            color: var(--accent-gold-bright);
        }
        .news-item-summary {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.65;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-read-more {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-main);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all var(--transition-fast);
            cursor: pointer;
            border: none;
            background: none;
            padding: 0;
        }
        .news-read-more i {
            font-size: 12px;
            color: var(--accent-gold-bright);
            transition: transform var(--transition-fast);
        }
        .news-read-more:hover {
            color: var(--accent-gold-bright);
        }
        .news-read-more:hover i {
            transform: translateX(4px);
        }

        /* Sidebar */
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 24px;
            position: sticky;
            top: 140px;
        }
        .sidebar-widget {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 20px;
            box-shadow: var(--shadow-sm);
        }
        .sidebar-widget-title {
            font-size: 15px;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-widget-title i {
            color: var(--accent-gold-bright);
            font-size: 14px;
        }
        .hot-tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .hot-tag {
            font-size: 12px;
            color: var(--text-secondary);
            background: var(--bg-cream);
            border: 1px solid var(--border-light);
            border-radius: 16px;
            padding: 5px 12px;
            transition: all var(--transition-fast);
            cursor: pointer;
            white-space: nowrap;
        }
        .hot-tag:hover {
            background: var(--primary-dark);
            color: #FFFFFF;
            border-color: var(--primary-dark);
        }
        .quick-news-item {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            padding: 10px 0;
            border-bottom: 1px solid var(--border-light);
            cursor: pointer;
            transition: color var(--transition-fast);
        }
        .quick-news-item:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }
        .quick-news-item:hover .quick-news-text {
            color: var(--accent-gold-bright);
        }
        .quick-news-dot {
            width: 6px;
            height: 6px;
            background: var(--accent-gold);
            border-radius: 50%;
            margin-top: 8px;
            flex-shrink: 0;
        }
        .quick-news-text {
            font-size: 13px;
            color: var(--text-main);
            line-height: 1.5;
            transition: color var(--transition-fast);
        }
        .quick-news-date {
            font-family: var(--font-mono);
            font-size: 11px;
            color: var(--text-muted);
        }

        /* Deep article */
        .deep-article {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 32px 30px;
            box-shadow: var(--shadow-sm);
            margin-top: 40px;
        }
        .deep-article .article-header {
            margin-bottom: 24px;
            padding-bottom: 16px;
            border-bottom: 2px solid var(--accent-gold);
        }
        .deep-article h2 {
            font-size: 24px;
            font-weight: 700;
            color: var(--primary-dark);
            line-height: 1.4;
            margin-bottom: 10px;
        }
        .deep-article .article-meta {
            font-size: 13px;
            color: var(--text-muted);
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .deep-article .article-meta span {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .deep-article .article-body {
            font-size: 15px;
            color: var(--text-main);
            line-height: 1.85;
        }
        .deep-article .article-body h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary-dark);
            margin-top: 24px;
            margin-bottom: 10px;
        }
        .deep-article .article-body p {
            margin-bottom: 14px;
        }
        .deep-article .article-body .mono-num {
            font-family: var(--font-mono);
            font-weight: 600;
            color: var(--primary-dark);
        }
        .deep-article .article-body .highlight {
            background: rgba(200, 169, 106, 0.12);
            border-left: 3px solid var(--accent-gold);
            padding: 8px 14px;
            border-radius: 0 6px 6px 0;
            font-size: 14px;
            color: var(--text-secondary);
            margin: 16px 0;
        }

        /* FAQ */
        .faq-section {
            background: var(--bg-cream);
            border-top: 1px solid var(--border-light);
            border-bottom: 1px solid var(--border-light);
        }
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .faq-item {
            border-bottom: 1px solid var(--border-light);
            transition: all var(--transition-fast);
        }
        .faq-item:last-child {
            border-bottom: none;
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            padding: 16px 0;
            background: none;
            border: none;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--primary-dark);
            text-align: left;
            transition: color var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--accent-gold-bright);
        }
        .faq-arrow {
            flex-shrink: 0;
            margin-left: 16px;
            font-size: 14px;
            color: var(--accent-gold-bright);
            transition: transform var(--transition-med);
        }
        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-med);
            padding-right: 30px;
        }
        .faq-answer-inner {
            padding-bottom: 16px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
            border-left: 2px solid var(--accent-gold);
            padding-left: 16px;
        }

        /* CTA */
        .cta-section {
            background: #0E0F12;
            color: var(--text-on-dark);
            padding-top: 64px;
            padding-bottom: 64px;
        }
        .cta-card {
            background: var(--bg-cream);
            border-radius: var(--radius-lg);
            padding: 36px 32px;
            max-width: 640px;
            margin: 0 auto;
            box-shadow: 0 20px 48px rgba(20, 20, 20, 0.3);
        }
        .cta-card h2 {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 12px;
        }
        .cta-card p {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 20px;
        }
        .cta-form {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
        }
        .cta-form .form-group {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        .cta-form label {
            font-size: 12px;
            font-weight: 500;
            color: var(--text-secondary);
        }
        .cta-form input, .cta-form select {
            height: 46px;
            border: 1px solid rgba(20, 20, 20, 0.15);
            border-radius: 10px;
            padding: 0 14px;
            font-size: 14px;
            background: #FFFFFF;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }
        .cta-form input:focus, .cta-form select:focus {
            outline: none;
            border-color: var(--accent-gold-bright);
            box-shadow: 0 0 0 3px rgba(200, 169, 106, 0.2);
        }
        .cta-form .full-width {
            grid-column: 1 / -1;
        }
        .cta-submit {
            grid-column: 1 / -1;
            background: var(--primary-dark);
            color: #FFFFFF;
            border: none;
            border-radius: 10px;
            height: 48px;
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            transition: all var(--transition-fast);
            margin-top: 4px;
        }
        .cta-submit:hover {
            background: #2A2D33;
            box-shadow: 0 6px 18px rgba(20, 20, 20, 0.2);
        }
        .cta-submit:active {
            transform: scale(0.98);
        }
        .cta-submit i {
            color: var(--accent-gold);
        }
        .cta-note {
            font-size: 12px;
            color: var(--text-muted);
            text-align: center;
            margin-top: 12px;
        }

        /* Footer */
        .site-footer {
            background: #0E0F12;
            color: #A5A9AF;
            padding-top: 48px;
            padding-bottom: 20px;
            font-size: 13px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-logo {
            font-size: 18px;
            font-weight: 800;
            color: #FFFFFF;
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 12px;
        }
        .footer-logo .logo-icon {
            width: 30px;
            height: 30px;
            background: var(--primary-dark);
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 13px;
            font-weight: 700;
        }
        .footer-desc {
            font-size: 13px;
            color: #A5A9AF;
            line-height: 1.7;
            max-width: 300px;
        }
        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 12px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul a {
            color: #A5A9AF;
            transition: color var(--transition-fast);
            font-size: 13px;
        }
        .footer-col ul a:hover {
            color: var(--accent-gold);
        }
        .footer-subscribe {
            font-size: 13px;
            color: #A5A9AF;
            margin-bottom: 12px;
            line-height: 1.6;
        }
        .footer-sub-form {
            display: flex;
            gap: 8px;
        }
        .footer-sub-form input {
            flex: 1;
            height: 42px;
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 8px;
            background: rgba(255, 255, 255, 0.05);
            padding: 0 14px;
            font-size: 13px;
            color: #FFFFFF;
            transition: border-color var(--transition-fast);
        }
        .footer-sub-form input::placeholder {
            color: #8A8F96;
        }
        .footer-sub-form input:focus {
            outline: none;
            border-color: var(--accent-gold);
        }
        .footer-sub-form button {
            background: var(--accent-gold);
            color: #0E0F12;
            border: none;
            border-radius: 8px;
            padding: 0 16px;
            font-weight: 600;
            font-size: 13px;
            cursor: pointer;
            transition: background var(--transition-fast);
            white-space: nowrap;
        }
        .footer-sub-form button:hover {
            background: #E0C58D;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 16px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 12px;
            color: #8A8F96;
        }
        .footer-bottom-links {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-bottom-links a {
            color: #A5A9AF;
            transition: color var(--transition-fast);
        }
        .footer-bottom-links a:hover {
            color: var(--accent-gold);
        }
        .footer-bottom-links span {
            color: #5A5F66;
        }

        /* Buttons */
        .btn-primary {
            background: var(--primary-dark);
            color: #FFFFFF;
            border: 1px solid var(--primary-dark);
            border-radius: 10px;
            padding: 12px 24px;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all var(--transition-fast);
        }
        .btn-primary:hover {
            background: #2A2D33;
            border-color: #2A2D33;
            box-shadow: 0 6px 18px rgba(20, 20, 20, 0.15);
        }
        .btn-primary:active {
            transform: scale(0.98);
        }
        .btn-secondary {
            background: transparent;
            color: var(--text-main);
            border: 1px solid var(--text-main);
            border-radius: 10px;
            padding: 12px 24px;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all var(--transition-fast);
        }
        .btn-secondary:hover {
            background: rgba(20, 20, 20, 0.06);
        }
        .btn-secondary:active {
            transform: scale(0.98);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-news-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .hero-news h1 {
                font-size: 32px;
            }
            .news-layout {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .sidebar {
                position: static;
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
            .nav-cta {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .hero-news {
                padding-top: 40px;
                padding-bottom: 48px;
            }
            .hero-news h1 {
                font-size: 26px;
            }
            .section-spacing {
                padding-top: 56px;
                padding-bottom: 56px;
            }
            .section-title {
                font-size: 23px;
            }
            .news-item {
                grid-template-columns: 54px 1fr;
                gap: 14px;
                padding: 18px 0;
            }
            .news-date-day {
                font-size: 18px;
            }
            .news-item-title {
                font-size: 15px;
            }
            .sidebar {
                grid-template-columns: 1fr;
            }
            .deep-article {
                padding: 20px 16px;
            }
            .deep-article h2 {
                font-size: 20px;
            }
            .cta-card {
                padding: 24px 18px;
            }
            .cta-form {
                grid-template-columns: 1fr;
            }
            .cta-form .full-width {
                grid-column: auto;
            }
            .cta-submit {
                grid-column: auto;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .top-bar .container {
                flex-direction: column;
                align-items: flex-start;
                gap: 4px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .hero-news h1 {
                font-size: 22px;
            }
            .hero-news .hero-sub {
                font-size: 14px;
            }
            .news-item {
                grid-template-columns: 1fr;
                gap: 8px;
            }
            .news-date-block {
                flex-direction: row;
                gap: 8px;
                padding: 6px 10px;
                justify-content: flex-start;
            }
            .news-date-day {
                font-size: 16px;
            }
            .filter-tag {
                font-size: 12px;
                padding: 6px 12px;
            }
            .section-title {
                font-size: 20px;
            }
            .faq-question {
                font-size: 14px;
            }
        }

        /* Focus states */
        a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
        }

/* roulang page: category5 */
:root {
            --primary-dark: #0E0F12;
            --primary-deep: #15171C;
            --primary-card: #1A1D24;
            --accent-gold: #C8A96A;
            --accent-gold-bright: #B8975A;
            --bg-warm: #F5F1EA;
            --bg-cream: #FAF8F4;
            --bg-mist: #ECEAE4;
            --text-main: #1C1E22;
            --text-secondary: #5A5F66;
            --text-muted: #8A8F96;
            --text-on-dark: #E8E4DC;
            --info-red: #B85C4A;
            --info-green: #3E7C5B;
            --border-light: rgba(20, 20, 20, 0.06);
            --border-dark: rgba(255, 255, 255, 0.08);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 14px;
            --radius-xl: 18px;
            --shadow-sm: 0 2px 8px rgba(20, 20, 20, 0.04);
            --shadow-hover: 0 12px 24px rgba(20, 20, 20, 0.08);
            --font-body: 'Noto Sans SC', 'Source Han Sans SC', 'MiSans', 'Microsoft YaHei', sans-serif;
            --font-mono: 'Roboto Mono', 'JetBrains Mono', 'SFMono-Regular', monospace;
            --transition-fast: 180ms ease;
            --transition-med: 240ms ease;
            --transition-slow: 320ms ease;
        }

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

        body {
            font-family: var(--font-body);
            background-color: var(--bg-warm);
            color: var(--text-main);
            line-height: 1.7;
            font-size: 15px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

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

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

        .container {
            max-width: 1240px;
            margin: 0 auto;
            padding-left: 22px;
            padding-right: 22px;
        }

        .section-spacing {
            padding-top: 80px;
            padding-bottom: 80px;
        }

        .section-spacing-sm {
            padding-top: 56px;
            padding-bottom: 56px;
        }

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

        .section-label::before {
            content: '';
            width: 20px;
            height: 1px;
            background: var(--accent-gold);
        }

        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--primary-dark);
            line-height: 1.35;
            letter-spacing: -0.01em;
            margin-bottom: 16px;
        }

        .section-desc {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
            max-width: 680px;
        }

        .top-bar-item {
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .top-bar-item .tag {
            color: var(--accent-gold);
            font-weight: 600;
            font-size: 11px;
            letter-spacing: 0.05em;
            border: 1px solid rgba(200, 169, 106, 0.35);
            border-radius: 4px;
            padding: 1px 6px;
            margin-right: 4px;
        }

        .site-header {
            background: #FFFFFF;
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 100;
            transition: box-shadow var(--transition-med);
        }

        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(20, 20, 20, 0.06);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 18px;
        }

        .logo {
            font-size: 20px;
            font-weight: 800;
            color: var(--primary-dark);
            letter-spacing: -0.01em;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--primary-dark);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 16px;
            font-weight: 700;
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-shrink: 1;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

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

        .nav-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            padding: 8px 14px;
            border-radius: 20px;
            white-space: nowrap;
            transition: all var(--transition-fast);
            cursor: pointer;
            position: relative;
        }

        .nav-link:hover {
            color: var(--primary-dark);
            background: rgba(20, 20, 20, 0.04);
        }

        .nav-link.active {
            color: #FFFFFF;
            background: var(--primary-dark);
            font-weight: 600;
        }

        .nav-cta {
            background: var(--primary-dark);
            color: #FFFFFF;
            padding: 10px 18px;
            border-radius: 10px;
            font-size: 14px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
            flex-shrink: 0;
            transition: all var(--transition-fast);
            border: 1px solid var(--primary-dark);
        }

        .nav-cta:hover {
            background: #2A2D33;
            border-color: #2A2D33;
        }

        .hamburger {
            display: none;
            background: transparent;
            border: 1px solid var(--border-light);
            border-radius: 10px;
            padding: 10px 12px;
            color: var(--primary-dark);
            cursor: pointer;
            font-size: 18px;
            align-items: center;
            justify-content: center;
            transition: background var(--transition-fast);
            flex-shrink: 0;
        }

        .hamburger:hover {
            background: rgba(20, 20, 20, 0.04);
        }

        .mobile-drawer {
            display: none;
            position: fixed;
            top: 0;
            right: -100%;
            width: 300px;
            max-width: 85vw;
            height: 100vh;
            background: #FFFFFF;
            z-index: 200;
            padding: 20px;
            box-shadow: -8px 0 30px rgba(0, 0, 0, 0.12);
            transition: right var(--transition-med);
            flex-direction: column;
            gap: 8px;
            overflow-y: auto;
        }

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

        .mobile-drawer .drawer-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 20px;
            padding-bottom: 16px;
            border-bottom: 1px solid var(--border-light);
        }

        .mobile-drawer .drawer-close {
            background: transparent;
            border: 1px solid var(--border-light);
            border-radius: 10px;
            padding: 8px 10px;
            cursor: pointer;
            color: var(--text-secondary);
            font-size: 16px;
            transition: background var(--transition-fast);
        }

        .mobile-drawer .drawer-close:hover {
            background: rgba(20, 20, 20, 0.04);
        }

        .mobile-drawer .nav-link {
            padding: 12px 16px;
            border-radius: 10px;
            font-size: 16px;
            display: block;
            width: 100%;
            text-align: left;
        }

        .mobile-drawer .nav-cta-mobile {
            margin-top: 16px;
            background: var(--primary-dark);
            color: #FFFFFF;
            padding: 14px 18px;
            border-radius: 10px;
            text-align: center;
            font-weight: 600;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            transition: background var(--transition-fast);
            border: none;
        }

        .mobile-drawer .nav-cta-mobile:hover {
            background: #2A2D33;
        }

        .drawer-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.45);
            z-index: 150;
            opacity: 0;
            transition: opacity var(--transition-med);
        }

        .drawer-overlay.open {
            opacity: 1;
        }

        .top-bar {
            background: var(--primary-dark);
            color: #A5A9AF;
            font-size: 12px;
            padding: 8px 0;
            letter-spacing: 0.02em;
            position: relative;
            z-index: 101;
        }

        .top-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
        }

        .top-bar .top-bar-links {
            display: flex;
            gap: 16px;
            align-items: center;
            flex-shrink: 0;
        }

        .top-bar .top-bar-links a {
            color: #A5A9AF;
            font-size: 12px;
            transition: color var(--transition-fast);
        }

        .top-bar .top-bar-links a:hover {
            color: var(--accent-gold);
        }

        .hero-about {
            position: relative;
            background: var(--primary-dark);
            padding: 72px 0 80px;
            overflow: hidden;
        }

        .hero-about::before {
            content: '';
            position: absolute;
            top: -30%;
            right: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(200, 169, 106, 0.12) 0%, transparent 70%);
            pointer-events: none;
        }

        .hero-about .container {
            position: relative;
            z-index: 1;
        }

        .hero-about .section-label {
            color: var(--accent-gold);
        }

        .hero-about .section-label::before {
            background: var(--accent-gold);
        }

        .hero-about h1 {
            font-size: 36px;
            font-weight: 700;
            color: #FFFFFF;
            line-height: 1.3;
            letter-spacing: -0.01em;
            margin-bottom: 20px;
        }

        .hero-about .hero-desc {
            font-size: 16px;
            color: var(--text-on-dark);
            opacity: 0.85;
            max-width: 720px;
            line-height: 1.75;
        }

        .about-brand-section {
            background: var(--bg-cream);
            padding: 72px 0;
        }

        .about-brand-card {
            background: #FFFFFF;
            border-radius: var(--radius-xl);
            padding: 40px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
        }

        .about-brand-card h2 {
            font-size: 24px;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 20px;
            line-height: 1.4;
        }

        .about-brand-card p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 16px;
        }

        .about-brand-card p:last-child {
            margin-bottom: 0;
        }

        .compliance-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            margin-top: 40px;
        }

        .compliance-card {
            background: #FFFFFF;
            border-radius: var(--radius-lg);
            padding: 28px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-med);
        }

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

        .compliance-card .card-icon {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: rgba(200, 169, 106, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold-bright);
            font-size: 18px;
            margin-bottom: 16px;
        }

        .compliance-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 10px;
            line-height: 1.4;
        }

        .compliance-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
        }

        .data-source-section {
            background: var(--bg-warm);
            padding: 72px 0;
        }

        .data-source-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            margin-top: 36px;
        }

        .data-source-text h3 {
            font-size: 19px;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 14px;
            line-height: 1.45;
        }

        .data-source-text h3+.data-source-text h3 {
            margin-top: 24px;
        }

        .data-source-text p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 12px;
        }

        .data-source-image {
            position: relative;
            border-radius: var(--radius-xl);
            overflow: hidden;
            min-height: 360px;
            border: 1px solid var(--border-light);
        }

        .data-source-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            top: 0;
            left: 0;
        }

        .data-source-image::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 50%;
            background: linear-gradient(to top, rgba(14, 15, 18, 0.65) 0%, transparent 100%);
            pointer-events: none;
        }

        .data-source-image .image-label {
            position: absolute;
            bottom: 20px;
            left: 20px;
            color: #FFFFFF;
            font-size: 14px;
            font-weight: 600;
            z-index: 1;
        }

        .disclaimer-section {
            background: var(--primary-dark);
            padding: 72px 0;
        }

        .disclaimer-section .section-title {
            color: #FFFFFF;
        }

        .disclaimer-section .section-desc {
            color: var(--text-on-dark);
            opacity: 0.85;
        }

        .disclaimer-box {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-lg);
            padding: 32px;
            margin-top: 36px;
        }

        .disclaimer-box h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--accent-gold);
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .disclaimer-box p {
            font-size: 14px;
            color: var(--text-on-dark);
            opacity: 0.8;
            line-height: 1.8;
            margin-bottom: 10px;
        }

        .disclaimer-box ul {
            list-style: none;
            padding: 0;
            margin: 12px 0 0;
        }

        .disclaimer-box ul li {
            font-size: 14px;
            color: var(--text-on-dark);
            opacity: 0.8;
            line-height: 1.8;
            padding-left: 20px;
            position: relative;
            margin-bottom: 8px;
        }

        .disclaimer-box ul li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 12px;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent-gold);
        }

        .contact-section {
            background: var(--bg-cream);
            padding: 72px 0;
        }

        .contact-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            margin-top: 36px;
        }

        .contact-info-card {
            background: #FFFFFF;
            border-radius: var(--radius-xl);
            padding: 36px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
        }

        .contact-info-card h3 {
            font-size: 19px;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 20px;
            line-height: 1.4;
        }

        .contact-info-card .contact-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            margin-bottom: 16px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        .contact-info-card .contact-item i {
            color: var(--accent-gold-bright);
            font-size: 16px;
            margin-top: 3px;
            flex-shrink: 0;
            width: 18px;
            text-align: center;
        }

        .subscribe-card {
            background: var(--primary-deep);
            border-radius: var(--radius-xl);
            padding: 36px;
            border: 1px solid var(--border-dark);
        }

        .subscribe-card h3 {
            font-size: 19px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 14px;
            line-height: 1.4;
        }

        .subscribe-card p {
            font-size: 14px;
            color: var(--text-on-dark);
            opacity: 0.75;
            margin-bottom: 20px;
            line-height: 1.7;
        }

        .subscribe-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }

        .subscribe-form input[type="email"] {
            flex: 1;
            min-width: 200px;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 10px;
            padding: 12px 16px;
            color: #FFFFFF;
            font-size: 14px;
            outline: none;
            transition: border-color var(--transition-fast);
            height: 48px;
        }

        .subscribe-form input[type="email"]::placeholder {
            color: rgba(255, 255, 255, 0.4);
        }

        .subscribe-form input[type="email"]:focus {
            border-color: var(--accent-gold);
        }

        .subscribe-form button {
            background: var(--accent-gold);
            color: var(--primary-dark);
            border: none;
            border-radius: 10px;
            padding: 12px 24px;
            font-weight: 600;
            font-size: 14px;
            cursor: pointer;
            transition: all var(--transition-fast);
            height: 48px;
            white-space: nowrap;
        }

        .subscribe-form button:hover {
            background: var(--accent-gold-bright);
        }

        .subscribe-form button:focus {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
        }

        .faq-section {
            background: var(--bg-warm);
            padding: 72px 0;
        }

        .faq-list {
            max-width: 800px;
            margin: 36px auto 0;
        }

        .faq-item {
            border-bottom: 1px solid var(--border-light);
            background: #FFFFFF;
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-fast);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-hover);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--primary-dark);
            gap: 16px;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            transition: color var(--transition-fast);
        }

        .faq-question:hover {
            color: var(--accent-gold-bright);
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(200, 169, 106, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold-bright);
            font-size: 12px;
            transition: transform var(--transition-med);
        }

        .faq-item.open .faq-icon {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 22px;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 20px;
        }

        .faq-answer p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
        }

        .site-footer {
            background: var(--primary-dark);
            color: #A5A9AF;
            padding: 60px 0 30px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 36px;
            margin-bottom: 40px;
        }

        .footer-brand .footer-logo {
            font-size: 20px;
            font-weight: 800;
            color: #FFFFFF;
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 14px;
        }

        .footer-brand .footer-logo .logo-icon {
            width: 32px;
            height: 32px;
            background: var(--accent-gold);
            color: var(--primary-dark);
            border-radius: 6px;
            font-size: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
        }

        .footer-desc {
            font-size: 13px;
            line-height: 1.8;
            opacity: 0.75;
            max-width: 280px;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 16px;
        }

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

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

        .footer-col ul li a {
            font-size: 13px;
            color: #A5A9AF;
            transition: color var(--transition-fast);
        }

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

        .footer-subscribe {
            font-size: 13px;
            opacity: 0.75;
            margin-bottom: 14px;
            line-height: 1.7;
        }

        .footer-sub-form {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .footer-sub-form input {
            flex: 1;
            min-width: 160px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 8px;
            padding: 10px 14px;
            color: #FFFFFF;
            font-size: 13px;
            outline: none;
            transition: border-color var(--transition-fast);
            height: 42px;
        }

        .footer-sub-form input:focus {
            border-color: var(--accent-gold);
        }

        .footer-sub-form button {
            background: var(--accent-gold);
            color: var(--primary-dark);
            border: none;
            border-radius: 8px;
            padding: 0 18px;
            font-weight: 600;
            font-size: 13px;
            cursor: pointer;
            transition: background var(--transition-fast);
            height: 42px;
        }

        .footer-sub-form button:hover {
            background: var(--accent-gold-bright);
        }

        .footer-bottom {
            border-top: 1px solid var(--border-dark);
            padding-top: 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 12px;
            opacity: 0.7;
        }

        .footer-bottom-links {
            display: flex;
            gap: 8px;
            align-items: center;
        }

        .footer-bottom-links a {
            color: #A5A9AF;
            transition: color var(--transition-fast);
        }

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

        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .data-source-layout {
                grid-template-columns: 1fr;
            }
            .compliance-grid {
                grid-template-columns: 1fr 1fr;
            }
            .contact-grid {
                grid-template-columns: 1fr;
            }
            .hero-about h1 {
                font-size: 30px;
            }
        }

        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
            .nav-cta {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .mobile-drawer {
                display: flex;
            }
            .drawer-overlay {
                display: block;
            }
            .section-title {
                font-size: 24px;
            }
            .hero-about {
                padding: 48px 0 56px;
            }
            .hero-about h1 {
                font-size: 26px;
            }
            .compliance-grid {
                grid-template-columns: 1fr;
            }
            .about-brand-card {
                padding: 28px;
            }
            .data-source-image {
                min-height: 240px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
                text-align: left;
            }
            .top-bar .container {
                flex-direction: column;
                align-items: flex-start;
                gap: 4px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .section-spacing {
                padding-top: 48px;
                padding-bottom: 48px;
            }
            .section-spacing-sm {
                padding-top: 40px;
                padding-bottom: 40px;
            }
            .about-brand-section,
            .data-source-section,
            .disclaimer-section,
            .contact-section,
            .faq-section {
                padding: 48px 0;
            }
            .hero-about h1 {
                font-size: 22px;
            }
            .subscribe-form {
                flex-direction: column;
            }
            .subscribe-form input[type="email"],
            .subscribe-form button {
                width: 100%;
            }
            .compliance-card {
                padding: 20px;
            }
            .disclaimer-box {
                padding: 20px;
            }
        }