/* roulang page: index */
:root {
            --bg-deep: #0B1F17;
            --bg-light: #F7F9F8;
            --brand-green: #16A34A;
            --brand-teal: #0D9488;
            --brand-blue: #0284C7;
            --amber-gold: #F59E0B;
            --warning-orange: #EA580C;
            --graphite: #1F2937;
            --fog: #6B7280;
            --border-light: rgba(255, 255, 255, 0.12);
            --border-deep: rgba(15, 23, 27, 0.08);
            --card-dark: rgba(255, 255, 255, 0.06);
            --card-white: #FFFFFF;
            --radius-hero: 24px;
            --radius-card: 18px;
            --radius-btn: 12px;
            --radius-badge: 9999px;
            --shadow-dark: 0 20px 40px rgba(0, 0, 0, 0.45);
            --shadow-light: 0 8px 20px rgba(0, 0, 0, 0.06);
            --space-section: 72px;
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Helvetica Neue', sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-stack);
            line-height: 1.7;
            color: var(--graphite);
            background: var(--bg-light);
            font-size: 15px;
            overflow-x: hidden;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.2s ease;
        }

        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            outline: none;
        }

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

        input,
        textarea,
        select {
            border: none;
            background: none;
            width: 100%;
        }

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

        .tabular-nums {
            font-feature-settings: "tnum";
            font-variant-numeric: tabular-nums;
        }

        .brand-gradient {
            background: linear-gradient(135deg, #16A34A 0%, #0D9488 50%, #0284C7 100%);
        }

        .brand-gradient-text {
            background: linear-gradient(135deg, #16A34A 0%, #0D9488 50%, #0284C7 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .gold-badge {
            background: var(--amber-gold);
            color: #0B1F17;
            border-radius: var(--radius-badge);
            font-weight: 600;
            font-size: 12px;
            padding: 4px 12px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .glass-badge {
            background: rgba(255, 255, 255, 0.12);
            color: #E5E7EB;
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: var(--radius-badge);
            font-weight: 500;
            font-size: 12px;
            padding: 4px 12px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .dark-badge {
            background: rgba(11, 31, 23, 0.08);
            color: var(--graphite);
            border: 1px solid rgba(11, 31, 23, 0.12);
            border-radius: var(--radius-badge);
            font-weight: 500;
            font-size: 12px;
            padding: 4px 12px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .btn-primary {
            background: linear-gradient(135deg, #16A34A 0%, #0D9488 50%, #0284C7 100%);
            color: #FFFFFF;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            padding: 12px 24px;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border: none;
        }

        .btn-primary:hover {
            filter: brightness(1.08);
            box-shadow: 0 12px 28px rgba(22, 163, 74, 0.35);
        }

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

        .btn-secondary {
            background: transparent;
            color: var(--brand-green);
            border: 1px solid var(--brand-green);
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            padding: 12px 24px;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }

        .btn-secondary:hover {
            background: rgba(22, 163, 74, 0.1);
        }

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

        .btn-gold {
            background: var(--amber-gold);
            color: #0B1F17;
            border-radius: var(--radius-btn);
            font-weight: 700;
            font-size: 15px;
            padding: 12px 24px;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border: none;
        }

        .btn-gold:hover {
            filter: brightness(1.06);
            box-shadow: 0 12px 28px rgba(245, 158, 11, 0.4);
        }

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

        .card-dark {
            background: var(--card-dark);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            transition: all 0.3s ease;
        }

        .card-dark:hover {
            transform: translateY(-4px);
            box-shadow: 0 16px 36px rgba(0, 0, 0, 0.5);
            border-color: rgba(22, 163, 74, 0.5);
        }

        .card-light {
            background: var(--card-white);
            border: 1px solid rgba(15, 23, 27, 0.06);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-light);
            transition: all 0.3s ease;
        }

        .card-light:hover {
            transform: translateY(-4px);
            box-shadow: 0 16px 36px rgba(0, 0, 0, 0.1);
            border-color: rgba(22, 163, 74, 0.3);
        }

        .floating-dock {
            position: sticky;
            top: 16px;
            z-index: 50;
            background: rgba(11, 31, 23, 0.9);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid rgba(255, 255, 255, 0.14);
            border-radius: 20px;
            max-width: 1200px;
            margin: 16px auto 0;
            box-shadow: 0 8px 28px rgba(0, 0, 0, 0.4);
            padding: 0 20px;
        }

        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 60px;
            gap: 16px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: #FFFFFF;
            white-space: nowrap;
        }

        .nav-logo svg {
            width: 32px;
            height: 32px;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }

        .nav-link {
            color: rgba(255, 255, 255, 0.78);
            font-size: 14px;
            font-weight: 500;
            padding: 8px 14px;
            border-radius: 10px;
            transition: all 0.25s ease;
            white-space: nowrap;
        }

        .nav-link:hover {
            color: #FFFFFF;
            background: rgba(255, 255, 255, 0.1);
        }

        .nav-link.active {
            color: #FFFFFF;
            background: rgba(22, 163, 74, 0.3);
            border: 1px solid rgba(22, 163, 74, 0.5);
        }

        .nav-cta {
            white-space: nowrap;
        }

        .nav-cta .btn-gold {
            padding: 8px 16px;
            font-size: 13px;
            border-radius: 10px;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 4px;
            padding: 8px;
            border-radius: 8px;
            border: 1px solid rgba(255, 255, 255, 0.2);
            background: transparent;
        }

        .hamburger span {
            display: block;
            width: 20px;
            height: 2px;
            background: #FFFFFF;
            border-radius: 2px;
            transition: all 0.3s ease;
        }

        .mobile-menu {
            display: none;
            flex-direction: column;
            gap: 4px;
            padding: 12px 0 16px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }

        .mobile-menu.open {
            display: flex;
        }

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

        .section-title {
            font-size: 24px;
            font-weight: 700;
            color: var(--graphite);
            line-height: 1.3;
            margin-bottom: 12px;
        }

        .section-desc {
            font-size: 15px;
            color: var(--fog);
            line-height: 1.8;
            margin-bottom: 28px;
        }

        .section-dark .section-title {
            color: #F9FAFB;
        }

        .section-dark .section-desc {
            color: rgba(255, 255, 255, 0.7);
        }

        .badge-tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 6px;
            background: rgba(22, 163, 74, 0.1);
            color: var(--brand-green);
        }

        .badge-tag.gold {
            background: rgba(245, 158, 11, 0.15);
            color: #B45309;
        }

        .badge-tag.orange {
            background: rgba(234, 88, 12, 0.12);
            color: var(--warning-orange);
        }

        .badge-tag.blue {
            background: rgba(2, 132, 199, 0.1);
            color: var(--brand-blue);
        }

        .badge-tag.teal {
            background: rgba(13, 148, 136, 0.12);
            color: var(--brand-teal);
        }

        .hero-section {
            padding-top: 36px;
            padding-bottom: 56px;
        }

        .hero-card {
            background: var(--bg-deep);
            border-radius: var(--radius-hero);
            padding: 40px 36px;
            position: relative;
            overflow: hidden;
            border: 1px solid rgba(245, 158, 11, 0.2);
            box-shadow: var(--shadow-dark);
        }

        .hero-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, #16A34A 0%, #0D9488 50%, #F59E0B 100%);
            z-index: 2;
        }

        .hero-card::after {
            content: '';
            position: absolute;
            top: -80px;
            right: -80px;
            width: 360px;
            height: 360px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(22, 163, 74, 0.25) 0%, rgba(2, 132, 199, 0.12) 60%, transparent 80%);
            pointer-events: none;
            z-index: 1;
        }

        .hero-bg-image {
            position: absolute;
            top: 0;
            right: 0;
            bottom: 0;
            width: 55%;
            z-index: 0;
            opacity: 0.14;
            border-radius: 0 24px 24px 0;
            overflow: hidden;
        }

        .hero-bg-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .hero-content {
            position: relative;
            z-index: 3;
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 32px;
            align-items: stretch;
        }

        .hero-left {
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 18px;
        }

        .hero-level-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(245, 158, 11, 0.15);
            border: 1px solid rgba(245, 158, 11, 0.35);
            border-radius: var(--radius-badge);
            padding: 6px 14px;
            font-size: 13px;
            font-weight: 600;
            color: #FBBF24;
            width: fit-content;
        }

        .hero-level-badge svg {
            width: 16px;
            height: 16px;
        }

        .hero-title {
            font-size: 34px;
            font-weight: 700;
            line-height: 1.25;
            color: #FFFFFF;
            letter-spacing: -0.01em;
        }

        .hero-subtitle {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.78);
            line-height: 1.8;
        }

        .hero-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            margin-top: 8px;
        }

        .hero-stats-row {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            margin-top: 8px;
        }

        .hero-stat-pill {
            background: rgba(0, 0, 0, 0.5);
            border: 1px solid rgba(255, 255, 255, 0.16);
            border-radius: var(--radius-badge);
            padding: 8px 16px;
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: #E5E7EB;
        }

        .hero-stat-pill strong {
            color: #FBBF24;
            font-size: 16px;
        }

        .hero-right {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .hero-dashboard-card {
            background: rgba(0, 0, 0, 0.55);
            border: 1px solid rgba(255, 255, 255, 0.14);
            border-radius: 16px;
            padding: 18px;
            display: flex;
            flex-direction: column;
            gap: 12px;
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
        }

        .hero-dashboard-title {
            font-size: 13px;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.75);
            letter-spacing: 0.04em;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .hero-dashboard-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 10px;
        }

        .hero-data-badge {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.14);
            border-radius: 12px;
            padding: 12px 14px;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .hero-data-badge .label {
            font-size: 11px;
            color: rgba(255, 255, 255, 0.55);
            letter-spacing: 0.03em;
        }

        .hero-data-badge .value {
            font-size: 22px;
            font-weight: 700;
            color: #FBBF24;
            line-height: 1.2;
        }

        .hero-data-badge .unit {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.6);
        }

        .hero-data-badge .change {
            font-size: 11px;
            font-weight: 600;
        }

        .hero-data-badge .change.up {
            color: #4ADE80;
        }

        .hero-data-badge .change.down {
            color: #F87171;
        }

        .badge-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--amber-gold);
            display: inline-block;
            animation: pulse-dot 1.8s infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.4;
                transform: scale(1.4);
            }
        }

        .metric-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }

        .metric-card {
            background: #FFFFFF;
            border: 1px solid rgba(15, 23, 27, 0.06);
            border-radius: var(--radius-card);
            padding: 18px 20px;
            display: flex;
            align-items: center;
            gap: 12px;
            transition: all 0.3s ease;
            box-shadow: var(--shadow-light);
        }

        .metric-card:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(0, 0, 0, 0.1);
        }

        .metric-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .metric-icon.green {
            background: rgba(22, 163, 74, 0.1);
            color: var(--brand-green);
        }

        .metric-icon.teal {
            background: rgba(13, 148, 136, 0.1);
            color: var(--brand-teal);
        }

        .metric-icon.blue {
            background: rgba(2, 132, 199, 0.1);
            color: var(--brand-blue);
        }

        .metric-icon.gold {
            background: rgba(245, 158, 11, 0.12);
            color: #B45309;
        }

        .metric-info {
            flex: 1;
            min-width: 0;
        }

        .metric-label {
            font-size: 13px;
            color: var(--fog);
            margin-bottom: 2px;
        }

        .metric-value {
            font-size: 20px;
            font-weight: 700;
            color: var(--graphite);
            line-height: 1.3;
        }

        .metric-unit {
            font-size: 12px;
            color: var(--fog);
            font-weight: 400;
        }

        .comparison-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }

        .compare-card {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            padding: 22px 20px;
            border: 1px solid rgba(15, 23, 27, 0.06);
            box-shadow: var(--shadow-light);
            transition: all 0.3s ease;
        }

        .compare-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 16px 36px rgba(0, 0, 0, 0.1);
        }

        .compare-card.featured {
            border: 1px solid rgba(22, 163, 74, 0.35);
            background: linear-gradient(160deg, #FFFFFF 0%, #F0FDF4 100%);
        }

        .compare-card.warning {
            border: 1px solid rgba(234, 88, 12, 0.25);
            background: linear-gradient(160deg, #FFFFFF 0%, #FFF7ED 100%);
        }

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

        .compare-card-desc {
            font-size: 14px;
            color: var(--fog);
            line-height: 1.7;
            margin-bottom: 12px;
        }

        .compare-tag {
            font-size: 12px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 6px;
            display: inline-block;
        }

        .compare-tag.green {
            background: rgba(22, 163, 74, 0.1);
            color: var(--brand-green);
        }

        .compare-tag.orange {
            background: rgba(234, 88, 12, 0.12);
            color: var(--warning-orange);
        }

        .compare-tag.blue {
            background: rgba(2, 132, 199, 0.1);
            color: var(--brand-blue);
        }

        .milestone-track {
            display: flex;
            gap: 0;
            overflow-x: auto;
            padding: 16px 0 8px;
            scrollbar-width: thin;
            scrollbar-color: rgba(22, 163, 74, 0.4) transparent;
        }

        .milestone-track::-webkit-scrollbar {
            height: 4px;
        }

        .milestone-track::-webkit-scrollbar-thumb {
            background: rgba(22, 163, 74, 0.4);
            border-radius: 4px;
        }

        .milestone-node {
            flex: 0 0 220px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            position: relative;
            padding-right: 28px;
        }

        .milestone-node::after {
            content: '';
            position: absolute;
            top: 24px;
            right: 0;
            width: 28px;
            height: 2px;
            background: linear-gradient(90deg, #16A34A 0%, #0D9488 100%);
            opacity: 0.5;
        }

        .milestone-node:last-child::after {
            display: none;
        }

        .milestone-node-inner {
            background: #FFFFFF;
            border: 1px solid rgba(15, 23, 27, 0.06);
            border-radius: 14px;
            padding: 16px;
            box-shadow: var(--shadow-light);
            transition: all 0.3s ease;
        }

        .milestone-node-inner:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(0, 0, 0, 0.1);
        }

        .milestone-year {
            font-size: 12px;
            font-weight: 600;
            color: var(--brand-teal);
            letter-spacing: 0.04em;
            margin-bottom: 6px;
        }

        .milestone-text {
            font-size: 14px;
            color: var(--graphite);
            font-weight: 600;
            line-height: 1.5;
        }

        .milestone-sub {
            font-size: 12px;
            color: var(--fog);
            margin-top: 4px;
            line-height: 1.5;
        }

        .news-card {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid rgba(15, 23, 27, 0.06);
            box-shadow: var(--shadow-light);
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
        }

        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 16px 36px rgba(0, 0, 0, 0.12);
        }

        .news-card-img {
            aspect-ratio: 16/9;
            overflow: hidden;
            background: #F3F4F6;
        }

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

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

        .news-card-body {
            padding: 16px 18px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            flex: 1;
        }

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

        .news-card-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--graphite);
            line-height: 1.45;
        }

        .news-card-excerpt {
            font-size: 13px;
            color: var(--fog);
            line-height: 1.65;
            flex: 1;
        }

        .news-card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 12px;
            color: #9CA3AF;
        }

        .news-card-dot {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .safety-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .safety-item {
            background: #FFFFFF;
            border: 1px solid rgba(15, 23, 27, 0.06);
            border-radius: 14px;
            padding: 18px 16px;
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            gap: 8px;
            transition: all 0.3s ease;
        }

        .safety-item:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(0, 0, 0, 0.08);
        }

        .safety-icon {
            width: 40px;
            height: 40px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(22, 163, 74, 0.1);
            color: var(--brand-green);
            font-size: 18px;
        }

        .safety-title {
            font-size: 14px;
            font-weight: 600;
            color: var(--graphite);
        }

        .safety-desc {
            font-size: 12px;
            color: var(--fog);
            line-height: 1.6;
        }

        .quick-qa-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 14px;
        }

        .quick-qa-item {
            background: #FFFFFF;
            border: 1px solid rgba(15, 23, 27, 0.06);
            border-radius: 14px;
            padding: 16px 18px;
            display: flex;
            flex-direction: column;
            gap: 6px;
            transition: all 0.3s ease;
        }

        .quick-qa-item:hover {
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
            border-color: rgba(22, 163, 74, 0.25);
        }

        .quick-qa-q {
            font-weight: 700;
            font-size: 14px;
            color: var(--graphite);
        }

        .quick-qa-a {
            font-size: 13px;
            color: var(--fog);
            line-height: 1.65;
        }

        .brand-intro-container {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            padding: 28px 32px;
            border: 1px solid rgba(15, 23, 27, 0.06);
            box-shadow: var(--shadow-light);
        }

        .brand-intro-text {
            font-size: 15px;
            color: var(--graphite);
            line-height: 1.9;
            text-align: justify;
        }

        .topic-cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }

        .topic-card {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid rgba(15, 23, 27, 0.06);
            box-shadow: var(--shadow-light);
            transition: all 0.3s ease;
        }

        .topic-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 16px 36px rgba(0, 0, 0, 0.1);
        }

        .topic-card-img {
            aspect-ratio: 16/9;
            overflow: hidden;
            background: #F3F4F6;
        }

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

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

        .topic-card-body {
            padding: 16px 18px;
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .topic-card-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--graphite);
        }

        .topic-card-desc {
            font-size: 13px;
            color: var(--fog);
            line-height: 1.6;
        }

        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .testimonial-card {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            padding: 18px 20px;
            border: 1px solid rgba(15, 23, 27, 0.06);
            box-shadow: var(--shadow-light);
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .testimonial-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 16px 36px rgba(0, 0, 0, 0.1);
        }

        .testimonial-stars {
            color: var(--amber-gold);
            font-size: 12px;
            letter-spacing: 2px;
        }

        .testimonial-text {
            font-size: 13px;
            color: var(--graphite);
            line-height: 1.65;
            flex: 1;
        }

        .testimonial-user {
            font-size: 12px;
            color: var(--fog);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .testimonial-data {
            font-size: 12px;
            font-weight: 600;
            color: var(--brand-teal);
        }

        .steps-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 14px;
        }

        .step-card {
            background: #FFFFFF;
            border-radius: 14px;
            padding: 18px 16px;
            border: 1px solid rgba(15, 23, 27, 0.06);
            box-shadow: var(--shadow-light);
            display: flex;
            flex-direction: column;
            gap: 8px;
            transition: all 0.3s ease;
        }

        .step-card:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(0, 0, 0, 0.08);
        }

        .step-number {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: linear-gradient(135deg, #16A34A 0%, #0D9488 100%);
            color: #FFFFFF;
            font-weight: 700;
            font-size: 13px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .step-title {
            font-size: 14px;
            font-weight: 700;
            color: var(--graphite);
        }

        .step-desc {
            font-size: 12px;
            color: var(--fog);
            line-height: 1.6;
        }

        .step-tip {
            font-size: 11px;
            font-weight: 500;
            color: var(--brand-teal);
            background: rgba(13, 148, 136, 0.08);
            border-radius: 6px;
            padding: 4px 8px;
        }

        .calendar-row {
            display: grid;
            grid-template-columns: repeat(7, 1fr);
            gap: 10px;
        }

        .calendar-day {
            background: #FFFFFF;
            border: 1px solid rgba(15, 23, 27, 0.06);
            border-radius: 12px;
            padding: 14px 12px;
            display: flex;
            flex-direction: column;
            gap: 6px;
            text-align: center;
            transition: all 0.3s ease;
        }

        .calendar-day:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
        }

        .calendar-day.has-event {
            border-color: rgba(22, 163, 74, 0.35);
            background: linear-gradient(160deg, #FFFFFF 0%, #F0FDF4 100%);
        }

        .calendar-day-num {
            font-size: 18px;
            font-weight: 700;
            color: var(--graphite);
        }

        .calendar-day-label {
            font-size: 11px;
            color: var(--fog);
        }

        .calendar-day-status {
            font-size: 10px;
            font-weight: 600;
            padding: 2px 8px;
            border-radius: 4px;
            background: rgba(22, 163, 74, 0.1);
            color: var(--brand-green);
            width: fit-content;
            margin: 0 auto;
        }

        .rank-tabs {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin-bottom: 16px;
        }

        .rank-tab {
            padding: 8px 16px;
            border-radius: 10px;
            font-size: 13px;
            font-weight: 600;
            color: var(--fog);
            background: transparent;
            border: 1px solid rgba(15, 23, 27, 0.12);
            transition: all 0.3s ease;
        }

        .rank-tab:hover {
            border-color: rgba(22, 163, 74, 0.4);
            color: var(--brand-green);
        }

        .rank-tab.active {
            background: linear-gradient(135deg, #16A34A 0%, #0D9488 100%);
            color: #FFFFFF;
            border-color: transparent;
        }

        .rank-list {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .rank-item {
            display: flex;
            align-items: center;
            gap: 12px;
            background: #FFFFFF;
            border: 1px solid rgba(15, 23, 27, 0.06);
            border-radius: 12px;
            padding: 12px 16px;
            transition: all 0.3s ease;
        }

        .rank-item:hover {
            border-color: rgba(22, 163, 74, 0.3);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
        }

        .rank-position {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 14px;
            flex-shrink: 0;
        }

        .rank-position.top1 {
            background: rgba(245, 158, 11, 0.2);
            color: #B45309;
        }

        .rank-position.top2 {
            background: rgba(107, 114, 128, 0.15);
            color: #4B5563;
        }

        .rank-position.top3 {
            background: rgba(234, 88, 12, 0.15);
            color: #C2410C;
        }

        .rank-position.normal {
            background: rgba(15, 23, 27, 0.05);
            color: var(--fog);
        }

        .rank-name {
            flex: 1;
            font-size: 14px;
            font-weight: 600;
            color: var(--graphite);
        }

        .rank-badge {
            font-size: 11px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 6px;
            background: rgba(22, 163, 74, 0.1);
            color: var(--brand-green);
        }

        .rank-badge.gold {
            background: rgba(245, 158, 11, 0.15);
            color: #B45309;
        }

        .faq-accordion {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .faq-item {
            background: #FFFFFF;
            border: 1px solid rgba(15, 23, 27, 0.06);
            border-radius: 14px;
            overflow: hidden;
            transition: all 0.3s ease;
        }

        .faq-item.open {
            border-left: 3px solid var(--brand-green);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            cursor: pointer;
            transition: background 0.2s ease;
            gap: 12px;
        }

        .faq-question:hover {
            background: rgba(22, 163, 74, 0.04);
        }

        .faq-q-text {
            font-weight: 700;
            font-size: 15px;
            color: var(--graphite);
            flex: 1;
        }

        .faq-icon {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: rgba(15, 23, 27, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--fog);
            font-size: 14px;
            transition: all 0.3s ease;
            flex-shrink: 0;
        }

        .faq-item.open .faq-icon {
            background: rgba(22, 163, 74, 0.15);
            color: var(--brand-green);
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 20px;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 16px;
        }

        .faq-a-text {
            font-size: 13px;
            color: var(--fog);
            line-height: 1.7;
        }

        .form-card {
            background: linear-gradient(160deg, #FFFFFF 0%, #F0FDF4 100%);
            border-radius: var(--radius-card);
            padding: 28px 32px;
            border: 1px solid rgba(22, 163, 74, 0.2);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.06);
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        .form-left {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .form-right {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

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

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

        .form-input {
            border: 1px solid rgba(15, 23, 27, 0.15);
            border-radius: 10px;
            padding: 10px 14px;
            font-size: 14px;
            color: var(--graphite);
            background: #FFFFFF;
            transition: all 0.3s ease;
        }

        .form-input:focus {
            border-color: var(--brand-green);
            box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.15);
        }

        .form-input.error {
            border-color: var(--warning-orange);
            box-shadow: 0 0 0 3px rgba(234, 88, 12, 0.12);
        }

        .form-hint {
            font-size: 12px;
            color: var(--fog);
        }

        .form-error-text {
            font-size: 12px;
            color: var(--warning-orange);
        }

        .form-select {
            border: 1px solid rgba(15, 23, 27, 0.15);
            border-radius: 10px;
            padding: 10px 14px;
            font-size: 14px;
            color: var(--graphite);
            background: #FFFFFF;
            transition: all 0.3s ease;
            appearance: none;
            -webkit-appearance: none;
        }

        .form-select:focus {
            border-color: var(--brand-green);
            box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.15);
        }

        .footer {
            background: var(--bg-deep);
            color: rgba(255, 255, 255, 0.7);
            padding: 40px 0 24px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 28px;
        }

        .footer-brand {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-brand-name {
            font-size: 18px;
            font-weight: 700;
            color: #FFFFFF;
        }

        .footer-brand-desc {
            font-size: 13px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.55);
        }

        .footer-col-title {
            font-size: 14px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 12px;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-links a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            transition: color 0.2s ease;
        }

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

        .footer-legal {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            flex-direction: column;
            gap: 6px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.45);
        }

        .footer-legal-row {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
        }

        .footer-legal-row a {
            color: rgba(255, 255, 255, 0.6);
            text-decoration: underline;
        }

        .footer-legal-row a:hover {
            color: var(--amber-gold);
        }

        .section-dark {
            background: var(--bg-deep);
        }

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

        .section-alt {
            background: #EEF2F0;
        }

        .section-white {
            background: #FFFFFF;
        }

        @media (max-width: 1024px) {
            .hero-content {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .hero-right {
                max-width: 100%;
            }
            .metric-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .comparison-grid {
                grid-template-columns: 1fr;
            }
            .safety-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .testimonial-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .calendar-row {
                grid-template-columns: repeat(4, 1fr);
            }
            .topic-cards-grid {
                grid-template-columns: 1fr;
            }
            .form-card {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .floating-dock {
                top: 8px;
                border-radius: 14px;
                padding: 0 14px;
                margin-top: 8px;
            }
            .nav-inner {
                height: 52px;
            }
            .nav-logo {
                font-size: 17px;
            }
            .nav-logo svg {
                width: 26px;
                height: 26px;
            }
            .nav-menu {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .nav-cta {
                display: none;
            }
            .section {
                padding: 48px 0;
            }
            .hero-section {
                padding-top: 24px;
                padding-bottom: 40px;
            }
            .hero-card {
                padding: 24px 18px;
                border-radius: 18px;
            }
            .hero-card::before {
                height: 3px;
            }
            .hero-title {
                font-size: 26px;
            }
            .hero-subtitle {
                font-size: 14px;
            }
            .hero-stats-row {
                gap: 8px;
            }
            .hero-stat-pill {
                padding: 6px 10px;
                font-size: 12px;
            }
            .hero-stat-pill strong {
                font-size: 14px;
            }
            .hero-dashboard-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .hero-data-badge {
                padding: 8px 10px;
            }
            .hero-data-badge .value {
                font-size: 18px;
            }
            .metric-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .safety-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .quick-qa-grid {
                grid-template-columns: 1fr;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .steps-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .calendar-row {
                grid-template-columns: repeat(3, 1fr);
                gap: 8px;
            }
            .rank-tabs {
                gap: 6px;
            }
            .rank-tab {
                padding: 6px 12px;
                font-size: 12px;
            }
            .faq-question {
                padding: 14px 16px;
            }
            .faq-q-text {
                font-size: 14px;
            }
            .form-card {
                padding: 20px 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .topic-cards-grid {
                grid-template-columns: 1fr;
            }
            .news-card {
                margin-bottom: 12px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 12px;
                padding-right: 12px;
            }
            .hero-title {
                font-size: 22px;
            }
            .hero-dashboard-grid {
                grid-template-columns: 1fr;
            }
            .safety-grid {
                grid-template-columns: 1fr;
            }
            .calendar-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .milestone-node {
                flex: 0 0 180px;
                padding-right: 20px;
            }
            .metric-card {
                padding: 14px 16px;
            }
            .metric-value {
                font-size: 18px;
            }
            .section-title {
                font-size: 20px;
            }
            .section-desc {
                font-size: 14px;
            }
            .btn-primary,
            .btn-secondary,
            .btn-gold {
                padding: 10px 18px;
                font-size: 13px;
            }
        }

        .floating-cta {
            position: fixed;
            bottom: 20px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 45;
            background: rgba(11, 31, 23, 0.92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid rgba(245, 158, 11, 0.4);
            border-radius: 16px;
            padding: 10px 18px;
            display: flex;
            align-items: center;
            gap: 12px;
            box-shadow: 0 12px 36px rgba(0, 0, 0, 0.5);
            transition: all 0.3s ease;
        }

        .floating-cta:hover {
            border-color: rgba(245, 158, 11, 0.7);
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.6);
        }

        .floating-cta-text {
            font-size: 13px;
            font-weight: 600;
            color: #E5E7EB;
            white-space: nowrap;
        }

        .floating-cta-btn {
            background: var(--amber-gold);
            color: #0B1F17;
            border-radius: 10px;
            padding: 8px 16px;
            font-size: 13px;
            font-weight: 700;
            border: none;
            transition: all 0.3s ease;
            white-space: nowrap;
        }

        .floating-cta-btn:hover {
            filter: brightness(1.06);
        }

        @media (max-width: 520px) {
            .floating-cta {
                bottom: 12px;
                padding: 8px 12px;
                gap: 8px;
                max-width: calc(100% - 24px);
            }
            .floating-cta-text {
                font-size: 11px;
            }
            .floating-cta-btn {
                padding: 6px 12px;
                font-size: 11px;
            }
        }

/* roulang page: category1 */
:root {
            --bg-deep: #0B1F17;
            --bg-light: #F7F9F8;
            --brand-green: #16A34A;
            --brand-teal: #0D9488;
            --brand-blue: #0284C7;
            --amber-gold: #F59E0B;
            --warning-orange: #EA580C;
            --graphite: #1F2937;
            --fog: #6B7280;
            --border-light: rgba(255, 255, 255, 0.12);
            --border-deep: rgba(15, 23, 27, 0.08);
            --card-dark: rgba(255, 255, 255, 0.06);
            --card-white: #FFFFFF;
            --radius-hero: 24px;
            --radius-card: 18px;
            --radius-btn: 12px;
            --radius-badge: 9999px;
            --shadow-dark: 0 20px 40px rgba(0, 0, 0, 0.45);
            --shadow-light: 0 8px 20px rgba(0, 0, 0, 0.06);
            --space-section: 64px;
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Helvetica Neue', sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-stack);
            line-height: 1.7;
            color: var(--graphite);
            background: var(--bg-light);
            font-size: 15px;
            overflow-x: hidden;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.2s ease;
        }

        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            outline: none;
        }

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

        input,
        textarea,
        select {
            border: none;
            background: none;
            width: 100%;
        }

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

        .brand-gradient {
            background: linear-gradient(135deg, #16A34A 0%, #0D9488 50%, #0284C7 100%);
        }

        .brand-gradient-text {
            background: linear-gradient(135deg, #16A34A 0%, #0D9488 50%, #0284C7 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .gold-badge {
            background: var(--amber-gold);
            color: #0B1F17;
            border-radius: var(--radius-badge);
            font-weight: 600;
            font-size: 12px;
            padding: 4px 12px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .glass-badge {
            background: rgba(255, 255, 255, 0.12);
            color: #E5E7EB;
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: var(--radius-badge);
            font-weight: 500;
            font-size: 12px;
            padding: 4px 12px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .dark-badge {
            background: rgba(11, 31, 23, 0.08);
            color: var(--graphite);
            border: 1px solid rgba(11, 31, 23, 0.12);
            border-radius: var(--radius-badge);
            font-weight: 500;
            font-size: 12px;
            padding: 4px 12px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .btn-primary {
            background: linear-gradient(135deg, #16A34A 0%, #0D9488 50%, #0284C7 100%);
            color: #FFFFFF;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            padding: 12px 24px;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border: none;
        }

        .btn-primary:hover {
            filter: brightness(1.08);
            box-shadow: 0 12px 28px rgba(22, 163, 74, 0.35);
        }

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

        .btn-secondary {
            background: transparent;
            color: var(--brand-green);
            border: 1px solid var(--brand-green);
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            padding: 12px 24px;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }

        .btn-secondary:hover {
            background: rgba(22, 163, 74, 0.1);
        }

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

        .btn-gold {
            background: var(--amber-gold);
            color: #0B1F17;
            border-radius: var(--radius-btn);
            font-weight: 700;
            font-size: 15px;
            padding: 12px 24px;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border: none;
        }

        .btn-gold:hover {
            filter: brightness(1.06);
            box-shadow: 0 12px 28px rgba(245, 158, 11, 0.4);
        }

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

        .card-dark {
            background: var(--card-dark);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            transition: all 0.3s ease;
        }

        .card-dark:hover {
            transform: translateY(-4px);
            box-shadow: 0 16px 36px rgba(0, 0, 0, 0.5);
            border-color: rgba(22, 163, 74, 0.5);
        }

        .card-light {
            background: var(--card-white);
            border: 1px solid rgba(15, 23, 27, 0.06);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-light);
            transition: all 0.3s ease;
        }

        .card-light:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 28px rgba(0, 0, 0, 0.1);
            border-color: rgba(22, 163, 74, 0.4);
        }

        /* Header Navigation - Floating Dock */
        .header-dock {
            position: relative;
            z-index: 60;
            padding-top: 20px;
            padding-bottom: 0;
        }

        .nav-dock {
            max-width: 1140px;
            margin: 0 auto;
            background: rgba(255, 255, 255, 0.72);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid rgba(15, 23, 27, 0.1);
            border-radius: 22px;
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08);
            padding: 10px 18px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            position: relative;
        }

        .logo-area {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 19px;
            font-weight: 700;
            color: var(--bg-deep);
            white-space: nowrap;
        }

        .logo-mark {
            width: 34px;
            height: 34px;
            border-radius: 12px;
            background: linear-gradient(135deg, #16A34A 0%, #0D9488 50%, #0284C7 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 17px;
            font-weight: 700;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
        }

        .nav-link {
            color: #2D3B35;
            font-size: 14px;
            font-weight: 500;
            padding: 8px 14px;
            border-radius: 9999px;
            transition: all 0.25s ease;
            white-space: nowrap;
            position: relative;
        }

        .nav-link:hover {
            background: rgba(22, 163, 74, 0.08);
            color: var(--brand-green);
        }

        .nav-link.active {
            background: linear-gradient(135deg, rgba(22, 163, 74, 0.12) 0%, rgba(13, 148, 136, 0.12) 50%, rgba(2, 132, 199, 0.12) 100%);
            color: var(--brand-green);
            font-weight: 600;
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 3px;
            border-radius: 99px;
            background: linear-gradient(135deg, #16A34A 0%, #0D9488 50%, #0284C7 100%);
        }

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

        .search-toggle {
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: rgba(15, 23, 27, 0.05);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--graphite);
            transition: all 0.25s ease;
        }

        .search-toggle:hover {
            background: rgba(22, 163, 74, 0.12);
            color: var(--brand-green);
        }

        .mobile-menu-btn {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: rgba(15, 23, 27, 0.05);
            align-items: center;
            justify-content: center;
            color: var(--graphite);
        }

        /* Hero Compact Category Header */
        .category-hero {
            position: relative;
            background: linear-gradient(135deg, #0B1F17 0%, #102C1E 40%, #0A2A22 100%);
            border-radius: var(--radius-hero);
            padding: 44px 40px;
            margin-top: 24px;
            overflow: hidden;
            box-shadow: var(--shadow-dark);
        }

        .category-hero::before {
            content: '';
            position: absolute;
            top: -60%;
            right: -10%;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(22, 163, 74, 0.28) 0%, rgba(13, 148, 136, 0.18) 40%, transparent 70%);
            pointer-events: none;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            bottom: -40%;
            left: 20%;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(2, 132, 199, 0.22) 0%, rgba(2, 132, 199, 0.08) 45%, transparent 70%);
            pointer-events: none;
        }

        .breadcrumb {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
            margin-bottom: 18px;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: rgba(255, 255, 255, 0.75);
            transition: color 0.2s ease;
        }

        .breadcrumb a:hover {
            color: var(--amber-gold);
        }

        .breadcrumb .sep {
            color: rgba(255, 255, 255, 0.4);
            font-size: 12px;
        }

        .breadcrumb .current {
            color: var(--amber-gold);
            font-weight: 500;
        }

        .category-hero-content {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }

        .category-hero h1 {
            font-size: 34px;
            font-weight: 700;
            line-height: 1.25;
            color: #FFFFFF;
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }

        .category-hero .subtitle {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.72);
            max-width: 560px;
            line-height: 1.6;
        }

        .hero-data-badges {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .hero-data-badge {
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: var(--radius-badge);
            color: #fff;
            font-weight: 500;
            font-size: 13px;
            padding: 8px 16px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            backdrop-filter: blur(6px);
        }

        .hero-data-badge .num {
            font-weight: 700;
            color: var(--amber-gold);
            font-feature-settings: "tnum";
            font-variant-numeric: tabular-nums;
        }

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

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

        .section-desc {
            font-size: 15px;
            color: var(--fog);
            margin-bottom: 28px;
            line-height: 1.7;
        }

        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 16px;
            margin-bottom: 24px;
            flex-wrap: wrap;
        }

        .section-header-left .section-title {
            margin-bottom: 6px;
        }

        .section-header-left .section-desc {
            margin-bottom: 0;
        }

        /* List Cards */
        .match-list-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
            gap: 20px;
        }

        .match-card {
            background: var(--card-white);
            border: 1px solid rgba(15, 23, 27, 0.06);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-light);
            overflow: hidden;
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
        }

        .match-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 14px 32px rgba(0, 0, 0, 0.1);
            border-color: rgba(22, 163, 74, 0.35);
        }

        .match-card-image {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
            border-radius: var(--radius-card) var(--radius-card) 0 0;
        }

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

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

        .match-card-image .category-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(11, 31, 23, 0.75);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 5px 12px;
            border-radius: var(--radius-badge);
            backdrop-filter: blur(4px);
        }

        .match-card-image .score-overlay {
            position: absolute;
            bottom: 10px;
            right: 10px;
            background: rgba(255, 255, 255, 0.92);
            color: var(--bg-deep);
            font-size: 13px;
            font-weight: 700;
            padding: 6px 14px;
            border-radius: var(--radius-badge);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.18);
            font-feature-settings: "tnum";
            font-variant-numeric: tabular-nums;
        }

        .match-card-body {
            padding: 18px 20px 20px;
            display: flex;
            flex-direction: column;
            gap: 10px;
            flex: 1;
        }

        .match-card-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--graphite);
            line-height: 1.5;
            margin: 0;
        }

        .match-card-summary {
            font-size: 14px;
            color: var(--fog);
            line-height: 1.7;
            flex: 1;
        }

        .match-card-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
            padding-top: 10px;
            border-top: 1px solid rgba(15, 23, 27, 0.06);
        }

        .match-card-meta .date {
            font-size: 12px;
            color: var(--fog);
            font-weight: 500;
        }

        .match-card-meta .heat {
            font-size: 12px;
            color: var(--warning-orange);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        /* Filter Bar */
        .filter-bar {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            background: var(--card-white);
            border: 1px solid rgba(15, 23, 27, 0.06);
            border-radius: var(--radius-card);
            padding: 16px 20px;
            box-shadow: var(--shadow-light);
        }

        .filter-label {
            font-size: 13px;
            color: var(--fog);
            font-weight: 500;
            white-space: nowrap;
        }

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

        .filter-tab {
            padding: 6px 16px;
            border-radius: var(--radius-badge);
            font-size: 13px;
            font-weight: 500;
            color: var(--fog);
            background: rgba(15, 23, 27, 0.04);
            transition: all 0.25s ease;
            white-space: nowrap;
        }

        .filter-tab:hover {
            background: rgba(22, 163, 74, 0.1);
            color: var(--brand-green);
        }

        .filter-tab.active {
            background: linear-gradient(135deg, rgba(22, 163, 74, 0.15) 0%, rgba(13, 148, 136, 0.15) 50%, rgba(2, 132, 199, 0.15) 100%);
            color: var(--brand-green);
            font-weight: 600;
        }

        /* Data Mini Board */
        .mini-board {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 16px;
        }

        .mini-stat-card {
            background: var(--card-white);
            border: 1px solid rgba(15, 23, 27, 0.06);
            border-radius: var(--radius-card);
            padding: 18px 20px;
            box-shadow: var(--shadow-light);
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .mini-stat-label {
            font-size: 12px;
            color: var(--fog);
            font-weight: 500;
        }

        .mini-stat-value {
            font-size: 26px;
            font-weight: 700;
            color: var(--graphite);
            font-feature-settings: "tnum";
            font-variant-numeric: tabular-nums;
            line-height: 1.2;
        }

        .mini-stat-value .unit {
            font-size: 14px;
            font-weight: 500;
            color: var(--fog);
            margin-left: 4px;
        }

        .mini-stat-change {
            font-size: 12px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 3px;
        }

        .mini-stat-change.up {
            color: var(--brand-green);
        }

        .mini-stat-change.down {
            color: var(--warning-orange);
        }

        /* Tag Cloud */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .tag-cloud-item {
            padding: 8px 18px;
            border-radius: var(--radius-badge);
            font-size: 13px;
            font-weight: 500;
            background: var(--card-white);
            border: 1px solid rgba(15, 23, 27, 0.08);
            color: var(--graphite);
            transition: all 0.25s ease;
            box-shadow: var(--shadow-light);
        }

        .tag-cloud-item:hover {
            background: linear-gradient(135deg, rgba(22, 163, 74, 0.12) 0%, rgba(13, 148, 136, 0.12) 50%, rgba(2, 132, 199, 0.12) 100%);
            border-color: rgba(22, 163, 74, 0.4);
            color: var(--brand-green);
            transform: translateY(-2px);
        }

        /* Subscribe Box */
        .subscribe-box {
            background: linear-gradient(135deg, #0B1F17 0%, #102C1E 45%, #0A2A22 100%);
            border-radius: var(--radius-hero);
            padding: 36px 40px;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-dark);
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: center;
        }

        .subscribe-box::before {
            content: '';
            position: absolute;
            top: -40%;
            right: 5%;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(22, 163, 74, 0.25) 0%, rgba(13, 148, 136, 0.15) 40%, transparent 70%);
            pointer-events: none;
        }

        .subscribe-title {
            position: relative;
            z-index: 2;
            font-size: 20px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 10px;
        }

        .subscribe-desc {
            position: relative;
            z-index: 2;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.7;
        }

        .subscribe-form {
            position: relative;
            z-index: 2;
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }

        .subscribe-form input {
            flex: 1;
            min-width: 200px;
            padding: 12px 18px;
            border-radius: var(--radius-btn);
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: #fff;
            font-size: 14px;
        }

        .subscribe-form input::placeholder {
            color: rgba(255, 255, 255, 0.5);
        }

        .subscribe-form input:focus {
            border-color: var(--amber-gold);
            box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.25);
        }

        /* Schedule Preview */
        .schedule-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
            gap: 16px;
        }

        .schedule-card {
            background: var(--card-white);
            border: 1px solid rgba(15, 23, 27, 0.06);
            border-radius: var(--radius-card);
            padding: 18px 20px;
            box-shadow: var(--shadow-light);
            display: flex;
            flex-direction: column;
            gap: 8px;
            transition: all 0.3s ease;
        }

        .schedule-card:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 24px rgba(0, 0, 0, 0.1);
        }

        .schedule-date {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--brand-green);
            margin-bottom: 4px;
        }

        .schedule-team {
            font-size: 15px;
            font-weight: 700;
            color: var(--graphite);
        }

        .schedule-status {
            font-size: 12px;
            color: var(--fog);
            font-weight: 500;
        }

        .schedule-status.hot {
            color: var(--warning-orange);
            font-weight: 600;
        }

        /* Footer */
        .footer {
            background: var(--bg-deep);
            color: rgba(255, 255, 255, 0.7);
            padding: 48px 0 28px;
            margin-top: 32px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }

        .footer-brand-name {
            font-size: 20px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 10px;
        }

        .footer-brand-desc {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
            max-width: 320px;
        }

        .footer-col-title {
            font-size: 14px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 12px;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-links a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            transition: color 0.2s ease;
        }

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

        .footer-legal {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            flex-direction: column;
            gap: 4px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.45);
        }

        .footer-legal-row {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .footer-legal-row a {
            color: rgba(255, 255, 255, 0.45);
            transition: color 0.2s ease;
        }

        .footer-legal-row a:hover {
            color: var(--amber-gold);
        }

        /* Mobile Menu */
        .mobile-menu-panel {
            display: none;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(20px);
            border-radius: 0 0 22px 22px;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
            padding: 16px 20px;
            flex-direction: column;
            gap: 6px;
            position: absolute;
            top: calc(100% + 8px);
            left: 0;
            right: 0;
            border: 1px solid rgba(15, 23, 27, 0.1);
            border-top: none;
            z-index: 70;
        }

        .mobile-menu-panel.open {
            display: flex;
        }

        .mobile-menu-panel .nav-link {
            padding: 12px 16px;
            font-size: 15px;
            border-radius: 12px;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .container {
                padding-left: 20px;
                padding-right: 20px;
            }
            .category-hero {
                padding: 32px 28px;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .match-list-grid {
                grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            }
            .subscribe-box {
                grid-template-columns: 1fr;
                padding: 32px 28px;
            }
        }

        @media (max-width: 768px) {
            .nav-dock {
                padding: 8px 14px;
                gap: 10px;
            }
            .nav-menu {
                display: none;
            }
            .nav-cta .btn-gold {
                display: none;
            }
            .mobile-menu-btn {
                display: flex;
            }
            .category-hero {
                padding: 28px 20px;
                border-radius: 20px;
            }
            .category-hero h1 {
                font-size: 24px;
            }
            .category-hero .subtitle {
                font-size: 14px;
            }
            .hero-data-badges {
                gap: 8px;
            }
            .hero-data-badge {
                font-size: 12px;
                padding: 6px 12px;
            }
            .section {
                padding: 44px 0;
            }
            .section-title {
                font-size: 20px;
            }
            .match-list-grid {
                grid-template-columns: 1fr;
            }
            .filter-bar {
                padding: 12px 16px;
                gap: 8px;
            }
            .mini-board {
                grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
            }
            .subscribe-box {
                padding: 24px 20px;
                border-radius: 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .category-hero-content {
                flex-direction: column;
                align-items: flex-start;
                gap: 16px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .header-dock {
                padding-top: 12px;
            }
            .nav-dock {
                border-radius: 18px;
                padding: 8px 12px;
            }
            .logo-area {
                font-size: 17px;
            }
            .logo-mark {
                width: 30px;
                height: 30px;
                border-radius: 10px;
                font-size: 15px;
            }
            .category-hero {
                padding: 22px 16px;
                border-radius: 16px;
                margin-top: 16px;
            }
            .category-hero h1 {
                font-size: 21px;
            }
            .section {
                padding: 36px 0;
            }
            .section-title {
                font-size: 18px;
            }
            .match-card-body {
                padding: 14px 16px;
            }
            .match-card-title {
                font-size: 15px;
            }
            .subscribe-form input {
                min-width: 100%;
            }
            .subscribe-form .btn-gold {
                width: 100%;
            }
            .footer {
                padding: 36px 0 20px;
            }
            .footer-legal-row {
                font-size: 11px;
            }
        }

/* roulang page: category2 */
:root {
            --bg-deep: #0B1F17;
            --bg-light: #F7F9F8;
            --brand-green: #16A34A;
            --brand-teal: #0D9488;
            --brand-blue: #0284C7;
            --amber-gold: #F59E0B;
            --warning-orange: #EA580C;
            --graphite: #1F2937;
            --fog: #6B7280;
            --border-light: rgba(255, 255, 255, 0.12);
            --border-deep: rgba(15, 23, 27, 0.08);
            --card-dark: rgba(255, 255, 255, 0.06);
            --card-white: #FFFFFF;
            --radius-hero: 24px;
            --radius-card: 18px;
            --radius-btn: 12px;
            --radius-badge: 9999px;
            --shadow-dark: 0 20px 40px rgba(0, 0, 0, 0.45);
            --shadow-light: 0 8px 20px rgba(0, 0, 0, 0.06);
            --space-section: 64px;
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Helvetica Neue', sans-serif;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-stack);
            line-height: 1.7;
            color: var(--graphite);
            background: var(--bg-light);
            font-size: 15px;
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.2s ease;
        }

        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            outline: none;
        }

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

        input,
        textarea,
        select {
            border: none;
            background: none;
            width: 100%;
        }

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

        .brand-gradient {
            background: linear-gradient(135deg, #16A34A 0%, #0D9488 50%, #0284C7 100%);
        }

        .brand-gradient-text {
            background: linear-gradient(135deg, #16A34A 0%, #0D9488 50%, #0284C7 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .gold-badge {
            background: var(--amber-gold);
            color: #0B1F17;
            border-radius: var(--radius-badge);
            font-weight: 600;
            font-size: 12px;
            padding: 4px 12px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .glass-badge {
            background: rgba(255, 255, 255, 0.12);
            color: #E5E7EB;
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: var(--radius-badge);
            font-weight: 500;
            font-size: 12px;
            padding: 4px 12px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .dark-badge {
            background: rgba(11, 31, 23, 0.08);
            color: var(--graphite);
            border: 1px solid rgba(11, 31, 23, 0.12);
            border-radius: var(--radius-badge);
            font-weight: 500;
            font-size: 12px;
            padding: 4px 12px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .btn-primary {
            background: linear-gradient(135deg, #16A34A 0%, #0D9488 50%, #0284C7 100%);
            color: #FFFFFF;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            padding: 12px 24px;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border: none;
        }

        .btn-primary:hover {
            filter: brightness(1.08);
            box-shadow: 0 12px 28px rgba(22, 163, 74, 0.35);
        }

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

        .btn-secondary {
            background: transparent;
            color: var(--brand-green);
            border: 1px solid var(--brand-green);
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            padding: 12px 24px;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }

        .btn-secondary:hover {
            background: rgba(22, 163, 74, 0.1);
        }

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

        .btn-gold {
            background: var(--amber-gold);
            color: #0B1F17;
            border-radius: var(--radius-btn);
            font-weight: 700;
            font-size: 15px;
            padding: 12px 24px;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border: none;
        }

        .btn-gold:hover {
            filter: brightness(1.06);
            box-shadow: 0 12px 28px rgba(245, 158, 11, 0.4);
        }

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

        .card-dark {
            background: var(--card-dark);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            transition: all 0.3s ease;
        }

        .card-dark:hover {
            transform: translateY(-4px);
            box-shadow: 0 16px 36px rgba(0, 0, 0, 0.5);
            border-color: rgba(22, 163, 74, 0.5);
        }

        .card-light {
            background: var(--card-white);
            border: 1px solid rgba(15, 23, 27, 0.06);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-light);
            transition: all 0.3s ease;
        }

        .card-light:hover {
            transform: translateY(-4px);
            box-shadow: 0 14px 30px rgba(0, 0, 0, 0.1);
            border-color: rgba(22, 163, 74, 0.35);
        }

        /* 导航 - 浮动 Dock */
        .site-header {
            position: fixed;
            top: 16px;
            left: 0;
            right: 0;
            z-index: 1000;
            padding: 0 16px;
            pointer-events: none;
        }

        .nav-dock {
            pointer-events: auto;
            max-width: 1120px;
            margin: 0 auto;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid rgba(15, 23, 27, 0.1);
            border-radius: 18px;
            box-shadow: 0 8px 28px rgba(0, 0, 0, 0.08);
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 20px;
            gap: 16px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 18px;
            color: var(--graphite);
            white-space: nowrap;
        }

        .nav-logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: linear-gradient(135deg, #16A34A 0%, #0D9488 50%, #0284C7 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 18px;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
        }

        .nav-link {
            padding: 8px 14px;
            border-radius: 10px;
            font-size: 14px;
            font-weight: 500;
            color: var(--graphite);
            transition: all 0.25s ease;
            white-space: nowrap;
            position: relative;
        }

        .nav-link:hover {
            background: rgba(22, 163, 74, 0.08);
            color: var(--brand-green);
        }

        .nav-link.active {
            background: linear-gradient(135deg, rgba(22, 163, 74, 0.12) 0%, rgba(13, 148, 136, 0.1) 100%);
            color: var(--brand-green);
            font-weight: 600;
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            border-radius: 9999px;
            background: linear-gradient(90deg, #16A34A, #0D9488);
        }

        .nav-cta {
            white-space: nowrap;
        }

        .nav-hamburger {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: rgba(15, 23, 27, 0.06);
            align-items: center;
            justify-content: center;
            flex-direction: column;
            gap: 4px;
            pointer-events: auto;
        }

        .nav-hamburger span {
            display: block;
            width: 18px;
            height: 2px;
            background: var(--graphite);
            border-radius: 2px;
            transition: all 0.3s ease;
        }

        .nav-mobile-menu {
            display: none;
            pointer-events: auto;
            max-width: 1120px;
            margin: 8px auto 0;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid rgba(15, 23, 27, 0.1);
            border-radius: 16px;
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.12);
            padding: 16px;
            flex-direction: column;
            gap: 6px;
        }

        .nav-mobile-menu.open {
            display: flex;
        }

        .nav-mobile-menu .nav-link {
            padding: 12px 16px;
            font-size: 15px;
            border-radius: 10px;
        }

        /* 分类 H1 区 */
        .category-header {
            padding-top: 110px;
            padding-bottom: 36px;
            background: linear-gradient(180deg, #fff 0%, var(--bg-light) 100%);
            border-bottom: 1px solid rgba(15, 23, 27, 0.04);
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--fog);
            margin-bottom: 18px;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--fog);
            transition: color 0.2s ease;
        }

        .breadcrumb a:hover {
            color: var(--brand-green);
        }

        .breadcrumb .separator {
            color: rgba(15, 23, 27, 0.3);
            font-size: 12px;
        }

        .breadcrumb .current {
            color: var(--brand-green);
            font-weight: 500;
        }

        .category-header-content {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }

        .category-header-text h1 {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.25;
            color: var(--graphite);
            margin: 0 0 10px 0;
        }

        .category-header-text p {
            font-size: 16px;
            color: var(--fog);
            max-width: 680px;
            margin: 0;
            line-height: 1.7;
        }

        .category-header-meta {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .category-header-meta .dark-badge {
            background: #fff;
            font-size: 13px;
            padding: 6px 14px;
        }

        /* 筛选/排序条 */
        .filter-bar {
            padding: 20px 0 8px;
        }

        .filter-bar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            background: #fff;
            border: 1px solid rgba(15, 23, 27, 0.06);
            border-radius: 14px;
            padding: 12px 18px;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
        }

        .filter-tags {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .filter-tag {
            padding: 6px 14px;
            border-radius: 9999px;
            font-size: 13px;
            font-weight: 500;
            color: var(--fog);
            background: rgba(15, 23, 27, 0.04);
            border: 1px solid transparent;
            transition: all 0.25s ease;
            cursor: pointer;
            white-space: nowrap;
        }

        .filter-tag:hover {
            background: rgba(22, 163, 74, 0.08);
            color: var(--brand-green);
        }

        .filter-tag.active {
            background: rgba(22, 163, 74, 0.1);
            color: var(--brand-green);
            border-color: rgba(22, 163, 74, 0.3);
            font-weight: 600;
        }

        .filter-sort {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .filter-sort select {
            padding: 8px 14px;
            border-radius: 10px;
            border: 1px solid rgba(15, 23, 27, 0.1);
            background: #fff;
            font-size: 13px;
            color: var(--graphite);
            font-weight: 500;
            cursor: pointer;
            transition: border-color 0.2s ease;
            appearance: none;
            -webkit-appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236B7280' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 12px center;
            padding-right: 36px;
            min-width: 120px;
        }

        .filter-sort select:hover {
            border-color: rgba(22, 163, 74, 0.4);
        }

        .filter-sort select:focus {
            border-color: var(--brand-green);
            box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.12);
        }

        /* 资讯列表主体 */
        .news-grid-area {
            padding: 28px 0 48px;
        }

        .news-grid-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 32px;
            align-items: start;
        }

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

        .news-card {
            background: #fff;
            border: 1px solid rgba(15, 23, 27, 0.06);
            border-radius: var(--radius-card);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
            overflow: hidden;
            transition: all 0.35s ease;
            display: flex;
            flex-direction: column;
        }

        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 16px 32px rgba(0, 0, 0, 0.1);
            border-color: rgba(22, 163, 74, 0.35);
        }

        .news-card-image {
            aspect-ratio: 16/9;
            overflow: hidden;
            background: rgba(15, 23, 27, 0.04);
            position: relative;
        }

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

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

        .news-card-body {
            padding: 18px 18px 20px;
            display: flex;
            flex-direction: column;
            gap: 10px;
            flex: 1;
        }

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

        .news-card-date {
            font-size: 12px;
            color: var(--fog);
            font-weight: 400;
        }

        .news-card-title {
            font-size: 16px;
            font-weight: 600;
            line-height: 1.45;
            color: var(--graphite);
            margin: 0;
            transition: color 0.2s ease;
        }

        .news-card:hover .news-card-title {
            color: var(--brand-green);
        }

        .news-card-excerpt {
            font-size: 13.5px;
            color: var(--fog);
            line-height: 1.65;
            margin: 0;
            flex: 1;
        }

        .news-card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding-top: 6px;
            border-top: 1px solid rgba(15, 23, 27, 0.05);
        }

        .news-card-stats {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 12px;
            color: var(--fog);
        }

        .news-card-stats span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .news-card-read {
            font-size: 12px;
            color: var(--brand-green);
            font-weight: 500;
            transition: all 0.2s ease;
        }

        .news-card:hover .news-card-read {
            color: var(--brand-teal);
        }

        /* 侧栏 - 热门阅读榜 */
        .hot-rank-card {
            background: #fff;
            border: 1px solid rgba(15, 23, 27, 0.06);
            border-radius: var(--radius-card);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
            padding: 22px 20px;
            position: sticky;
            top: 100px;
        }

        .hot-rank-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--graphite);
            margin: 0 0 16px 0;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .hot-rank-title::before {
            content: '';
            width: 4px;
            height: 18px;
            border-radius: 9999px;
            background: linear-gradient(180deg, var(--brand-green), var(--brand-teal));
        }

        .hot-rank-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .hot-rank-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 10px;
            border-radius: 12px;
            transition: all 0.25s ease;
            cursor: pointer;
        }

        .hot-rank-item:hover {
            background: rgba(22, 163, 74, 0.05);
        }

        .hot-rank-num {
            width: 28px;
            height: 28px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 13px;
            flex-shrink: 0;
            background: rgba(15, 23, 27, 0.05);
            color: var(--fog);
        }

        .hot-rank-item:nth-child(1) .hot-rank-num {
            background: var(--amber-gold);
            color: #0B1F17;
        }

        .hot-rank-item:nth-child(2) .hot-rank-num {
            background: #D1D5DB;
            color: var(--graphite);
        }

        .hot-rank-item:nth-child(3) .hot-rank-num {
            background: #D97706;
            color: #fff;
        }

        .hot-rank-info h4 {
            font-size: 13.5px;
            font-weight: 600;
            color: var(--graphite);
            margin: 0 0 4px 0;
            line-height: 1.4;
        }

        .hot-rank-meta {
            font-size: 11.5px;
            color: var(--fog);
            display: flex;
            gap: 10px;
        }

        /* 标签云 */
        .tag-cloud-section {
            padding: 36px 0;
        }

        .tag-cloud-box {
            background: #fff;
            border: 1px solid rgba(15, 23, 27, 0.06);
            border-radius: var(--radius-card);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03);
            padding: 28px 24px;
        }

        .tag-cloud-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--graphite);
            margin: 0 0 16px 0;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .tag-cloud-title::before {
            content: '';
            width: 4px;
            height: 16px;
            border-radius: 9999px;
            background: linear-gradient(180deg, var(--brand-green), var(--brand-teal));
        }

        .tag-cloud-items {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .tag-cloud-item {
            padding: 6px 16px;
            border-radius: 9999px;
            font-size: 13px;
            font-weight: 500;
            color: var(--fog);
            background: rgba(15, 23, 27, 0.04);
            border: 1px solid transparent;
            transition: all 0.25s ease;
            cursor: pointer;
        }

        .tag-cloud-item:hover {
            background: rgba(22, 163, 74, 0.08);
            color: var(--brand-green);
            border-color: rgba(22, 163, 74, 0.25);
        }

        /* 专题横条 */
        .topic-banner-section {
            padding: 24px 0 40px;
        }

        .topic-banner {
            background: linear-gradient(135deg, #0B1F17 0%, #0D3B2A 40%, #0F4C3A 100%);
            border-radius: var(--radius-hero);
            padding: 32px 36px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 28px;
            flex-wrap: wrap;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-dark);
        }

        .topic-banner::before {
            content: '';
            position: absolute;
            top: -60%;
            right: -10%;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(22, 163, 74, 0.25) 0%, transparent 70%);
            pointer-events: none;
        }

        .topic-banner-text h3 {
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 8px 0;
            line-height: 1.35;
        }

        .topic-banner-text p {
            font-size: 14.5px;
            color: rgba(255, 255, 255, 0.8);
            margin: 0;
            max-width: 580px;
            line-height: 1.65;
        }

        .topic-banner-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        .topic-banner .btn-gold {
            box-shadow: 0 8px 20px rgba(245, 158, 11, 0.35);
        }

        /* 订阅框 */
        .subscribe-section {
            padding: 36px 0 56px;
        }

        .subscribe-box {
            background: #fff;
            border: 1px solid rgba(15, 23, 27, 0.06);
            border-radius: var(--radius-hero);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.05);
            padding: 36px 36px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: center;
        }

        .subscribe-info h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--graphite);
            margin: 0 0 8px 0;
        }

        .subscribe-info p {
            font-size: 14.5px;
            color: var(--fog);
            margin: 0;
            line-height: 1.65;
        }

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

        .subscribe-form input {
            flex: 1;
            min-width: 200px;
            padding: 12px 18px;
            border-radius: var(--radius-btn);
            border: 1px solid rgba(15, 23, 27, 0.12);
            background: var(--bg-light);
            font-size: 14px;
            color: var(--graphite);
            transition: all 0.25s ease;
        }

        .subscribe-form input:focus {
            border-color: var(--brand-green);
            box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.1);
            background: #fff;
        }

        .subscribe-form .btn-gold {
            white-space: nowrap;
        }

        .subscribe-guarantee {
            font-size: 12px;
            color: var(--fog);
            margin-top: 8px;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        /* 页脚 */
        .footer {
            background: var(--bg-deep);
            color: rgba(255, 255, 255, 0.7);
            padding: 48px 0 28px;
            margin-top: 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr 0.9fr;
            gap: 40px;
            margin-bottom: 32px;
        }

        .footer-brand-name {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }

        .footer-brand-desc {
            font-size: 13.5px;
            line-height: 1.65;
            color: rgba(255, 255, 255, 0.65);
            margin: 0;
            max-width: 320px;
        }

        .footer-col-title {
            font-size: 14px;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 14px;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-links a {
            font-size: 13.5px;
            color: rgba(255, 255, 255, 0.65);
            transition: color 0.2s ease;
        }

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

        .footer-legal {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .footer-legal-row {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.45);
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .footer-legal-row a {
            color: rgba(255, 255, 255, 0.55);
            transition: color 0.2s ease;
        }

        .footer-legal-row a:hover {
            color: var(--brand-green);
        }

        /* section 标题 */
        .section-title {
            font-size: 24px;
            font-weight: 700;
            color: var(--graphite);
            margin: 0 0 16px 0;
            line-height: 1.35;
        }

        .section-subtitle {
            font-size: 14.5px;
            color: var(--fog);
            margin: 0 0 24px 0;
            line-height: 1.65;
            max-width: 720px;
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .news-grid-layout {
                grid-template-columns: 1fr;
            }

            .hot-rank-card {
                position: static;
            }

            .subscribe-box {
                grid-template-columns: 1fr;
                gap: 20px;
                padding: 28px 24px;
            }

            .topic-banner {
                padding: 28px 24px;
            }
        }

        @media (max-width: 768px) {
            .nav-dock {
                padding: 8px 14px;
            }

            .nav-menu {
                display: none;
            }

            .nav-cta {
                display: none;
            }

            .nav-hamburger {
                display: flex;
            }

            .category-header {
                padding-top: 90px;
                padding-bottom: 24px;
            }

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

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

            .news-card-grid {
                grid-template-columns: 1fr;
            }

            .filter-bar-inner {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }

            .filter-sort {
                width: 100%;
            }

            .filter-sort select {
                width: 100%;
            }

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

            .topic-banner {
                flex-direction: column;
                align-items: flex-start;
                gap: 20px;
            }

            .subscribe-box {
                padding: 24px 18px;
                border-radius: 18px;
            }

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

            .subscribe-form .btn-gold {
                width: 100%;
            }

            :root {
                --space-section: 48px;
            }

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

        @media (max-width: 520px) {
            .category-header-text h1 {
                font-size: 23px;
            }

            .category-header-text p {
                font-size: 14px;
            }

            .news-card-body {
                padding: 14px 14px 16px;
            }

            .news-card-title {
                font-size: 15px;
            }

            .hot-rank-card {
                padding: 18px 14px;
            }

            .tag-cloud-box {
                padding: 20px 16px;
            }

            .topic-banner {
                padding: 22px 18px;
                border-radius: 18px;
            }

            .topic-banner-text h3 {
                font-size: 19px;
            }

            .subscribe-box {
                padding: 20px 16px;
                border-radius: 16px;
            }

            .subscribe-info h3 {
                font-size: 19px;
            }

            .footer {
                padding: 36px 0 20px;
            }
        }

/* roulang page: category3 */
:root {
            --bg-deep: #0B1F17;
            --bg-light: #F7F9F8;
            --brand-green: #16A34A;
            --brand-teal: #0D9488;
            --brand-blue: #0284C7;
            --amber-gold: #F59E0B;
            --warning-orange: #EA580C;
            --graphite: #1F2937;
            --fog: #6B7280;
            --border-light: rgba(255, 255, 255, 0.12);
            --border-deep: rgba(15, 23, 27, 0.08);
            --card-dark: rgba(255, 255, 255, 0.06);
            --card-white: #FFFFFF;
            --radius-hero: 24px;
            --radius-card: 18px;
            --radius-btn: 12px;
            --radius-badge: 9999px;
            --shadow-dark: 0 20px 40px rgba(0, 0, 0, 0.45);
            --shadow-light: 0 8px 20px rgba(0, 0, 0, 0.06);
            --space-section: 72px;
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Helvetica Neue', sans-serif;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-stack);
            line-height: 1.7;
            color: var(--graphite);
            background: var(--bg-light);
            font-size: 15px;
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.2s ease;
        }

        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            outline: none;
        }

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

        input,
        textarea,
        select {
            border: none;
            background: none;
            width: 100%;
        }

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

        .brand-gradient {
            background: linear-gradient(135deg, #16A34A 0%, #0D9488 50%, #0284C7 100%);
        }

        .brand-gradient-text {
            background: linear-gradient(135deg, #16A34A 0%, #0D9488 50%, #0284C7 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .gold-badge {
            background: var(--amber-gold);
            color: #0B1F17;
            border-radius: var(--radius-badge);
            font-weight: 600;
            font-size: 12px;
            padding: 4px 12px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .glass-badge {
            background: rgba(255, 255, 255, 0.12);
            color: #E5E7EB;
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: var(--radius-badge);
            font-weight: 500;
            font-size: 12px;
            padding: 4px 12px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .dark-badge {
            background: rgba(11, 31, 23, 0.08);
            color: var(--graphite);
            border: 1px solid rgba(11, 31, 23, 0.12);
            border-radius: var(--radius-badge);
            font-weight: 500;
            font-size: 12px;
            padding: 4px 12px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .btn-primary {
            background: linear-gradient(135deg, #16A34A 0%, #0D9488 50%, #0284C7 100%);
            color: #FFFFFF;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            padding: 12px 24px;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border: none;
        }

        .btn-primary:hover {
            filter: brightness(1.08);
            box-shadow: 0 12px 28px rgba(22, 163, 74, 0.35);
        }

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

        .btn-secondary {
            background: transparent;
            color: var(--brand-green);
            border: 1px solid var(--brand-green);
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            padding: 12px 24px;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }

        .btn-secondary:hover {
            background: rgba(22, 163, 74, 0.1);
        }

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

        .btn-gold {
            background: var(--amber-gold);
            color: #0B1F17;
            border-radius: var(--radius-btn);
            font-weight: 700;
            font-size: 15px;
            padding: 12px 24px;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border: none;
        }

        .btn-gold:hover {
            filter: brightness(1.06);
            box-shadow: 0 12px 28px rgba(245, 158, 11, 0.4);
        }

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

        .card-dark {
            background: var(--card-dark);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            transition: all 0.3s ease;
        }

        .card-dark:hover {
            transform: translateY(-4px);
            box-shadow: 0 16px 36px rgba(0, 0, 0, 0.5);
            border-color: rgba(22, 163, 74, 0.5);
        }

        .card-light {
            background: var(--card-white);
            border: 1px solid rgba(15, 23, 27, 0.06);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-light);
            transition: all 0.3s ease;
        }

        .card-light:hover {
            transform: translateY(-4px);
            box-shadow: 0 16px 32px rgba(0, 0, 0, 0.1);
            border-color: rgba(22, 163, 74, 0.35);
        }

        .font-tnums {
            font-feature-settings: "tnum";
            font-variant-numeric: tabular-nums;
        }

        /* 导航 Dock 样式 */
        .nav-dock {
            position: sticky;
            top: 16px;
            z-index: 50;
            padding: 0 16px;
            pointer-events: none;
        }

        .nav-dock-inner {
            pointer-events: auto;
            max-width: 1200px;
            margin: 0 auto;
            background: rgba(11, 31, 23, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 18px;
            padding: 10px 20px;
            display: flex;
            align-items: center;
            gap: 20px;
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.25);
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 18px;
            color: #FFFFFF;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .nav-logo-icon {
            width: 34px;
            height: 34px;
            border-radius: 10px;
            background: linear-gradient(135deg, #16A34A 0%, #0D9488 50%, #0284C7 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 17px;
            color: #FFFFFF;
            font-weight: 700;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 6px;
            flex: 1;
            flex-wrap: wrap;
        }

        .nav-link {
            padding: 8px 16px;
            border-radius: 9999px;
            font-size: 14px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.78);
            transition: all 0.2s ease;
            white-space: nowrap;
            position: relative;
        }

        .nav-link:hover {
            color: #FFFFFF;
            background: rgba(255, 255, 255, 0.1);
        }

        .nav-link.active {
            background: linear-gradient(135deg, #16A34A 0%, #0D9488 100%);
            color: #FFFFFF;
            font-weight: 600;
            box-shadow: 0 4px 14px rgba(22, 163, 74, 0.35);
        }

        .nav-cta {
            white-space: nowrap;
        }

        .hamburger-btn {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            border: 1px solid rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.08);
            color: #FFFFFF;
            font-size: 20px;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .mobile-menu {
            display: none;
            flex-direction: column;
            gap: 4px;
            padding: 12px 8px 8px;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
        }

        .mobile-menu .nav-link {
            padding: 10px 16px;
            border-radius: 10px;
        }

        /* 页面特有样式 */
        .section-padding {
            padding-top: 40px;
            padding-bottom: 56px;
        }

        .section-padding-sm {
            padding-top: 28px;
            padding-bottom: 36px;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--fog);
            margin-bottom: 12px;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--fog);
            transition: color 0.2s;
        }

        .breadcrumb a:hover {
            color: var(--brand-teal);
        }

        .breadcrumb-sep {
            color: #D1D5DB;
            font-size: 12px;
        }

        .page-h1 {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.25;
            color: var(--graphite);
            margin: 0 0 12px 0;
        }

        .page-intro {
            font-size: 16px;
            color: var(--fog);
            line-height: 1.7;
            max-width: 720px;
            margin: 0;
        }

        .filter-bar {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
            padding: 8px 0;
            border-bottom: 1px solid rgba(15, 23, 27, 0.08);
        }

        .filter-chip {
            padding: 7px 18px;
            border-radius: 9999px;
            font-size: 13px;
            font-weight: 500;
            color: var(--fog);
            background: #FFFFFF;
            border: 1px solid rgba(15, 23, 27, 0.1);
            transition: all 0.25s ease;
            cursor: pointer;
            white-space: nowrap;
        }

        .filter-chip:hover {
            color: var(--brand-teal);
            border-color: rgba(13, 148, 136, 0.4);
        }

        .filter-chip.active {
            background: linear-gradient(135deg, #16A34A 0%, #0D9488 100%);
            color: #FFFFFF;
            border-color: transparent;
            box-shadow: 0 4px 12px rgba(22, 163, 74, 0.3);
        }

        .rank-list-card {
            background: #FFFFFF;
            border: 1px solid rgba(15, 23, 27, 0.06);
            border-radius: 18px;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.04);
            padding: 24px 20px;
            transition: all 0.3s ease;
        }

        .rank-list-card:hover {
            box-shadow: 0 16px 32px rgba(0, 0, 0, 0.08);
            border-color: rgba(22, 163, 74, 0.25);
        }

        .rank-list-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--graphite);
            margin: 0 0 16px 0;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .rank-list-title::before {
            content: '';
            width: 4px;
            height: 20px;
            border-radius: 4px;
            background: linear-gradient(135deg, #16A34A 0%, #0D9488 100%);
            flex-shrink: 0;
        }

        .rank-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 10px 4px;
            border-bottom: 1px solid rgba(15, 23, 27, 0.06);
            transition: background 0.2s ease;
            border-radius: 8px;
        }

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

        .rank-item:hover {
            background: rgba(22, 163, 74, 0.04);
        }

        .rank-number {
            width: 32px;
            height: 32px;
            border-radius: 9999px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 14px;
            font-feature-settings: "tnum";
            font-variant-numeric: tabular-nums;
            flex-shrink: 0;
        }

        .rank-number.top-1 {
            background: var(--amber-gold);
            color: #0B1F17;
            box-shadow: 0 2px 8px rgba(245, 158, 11, 0.4);
        }
        .rank-number.top-2 {
            background: #D1D5DB;
            color: #1F2937;
        }
        .rank-number.top-3 {
            background: #E5A96B;
            color: #0B1F17;
        }
        .rank-number.normal {
            background: rgba(15, 23, 27, 0.06);
            color: var(--graphite);
        }

        .rank-name {
            font-weight: 600;
            font-size: 14px;
            color: var(--graphite);
            flex: 1;
            min-width: 0;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .rank-stat {
            font-size: 14px;
            font-weight: 700;
            color: var(--brand-teal);
            font-feature-settings: "tnum";
            font-variant-numeric: tabular-nums;
            white-space: nowrap;
        }

        .rank-change {
            font-size: 12px;
            font-weight: 600;
            padding: 2px 8px;
            border-radius: 9999px;
            white-space: nowrap;
            font-feature-settings: "tnum";
            font-variant-numeric: tabular-nums;
        }

        .rank-change.up {
            color: #16A34A;
            background: rgba(22, 163, 74, 0.1);
        }
        .rank-change.down {
            color: var(--warning-orange);
            background: rgba(234, 88, 12, 0.1);
        }

        .side-widget {
            background: #FFFFFF;
            border: 1px solid rgba(15, 23, 27, 0.06);
            border-radius: 18px;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.04);
            padding: 20px 18px;
        }

        .side-widget-title {
            font-size: 15px;
            font-weight: 700;
            color: var(--graphite);
            margin: 0 0 14px 0;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .tag-cloud a {
            padding: 6px 14px;
            border-radius: 9999px;
            font-size: 12px;
            font-weight: 500;
            color: var(--fog);
            background: rgba(15, 23, 27, 0.04);
            border: 1px solid rgba(15, 23, 27, 0.06);
            transition: all 0.2s ease;
        }

        .tag-cloud a:hover {
            color: var(--brand-teal);
            border-color: rgba(13, 148, 136, 0.35);
            background: rgba(13, 148, 136, 0.06);
        }

        .mini-stat-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 8px 0;
            border-bottom: 1px solid rgba(15, 23, 27, 0.05);
            font-size: 13px;
            color: var(--fog);
        }

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

        .mini-stat-value {
            font-weight: 700;
            color: var(--graphite);
            font-feature-settings: "tnum";
            font-variant-numeric: tabular-nums;
        }

        .topic-horizontal-card {
            background: #FFFFFF;
            border: 1px solid rgba(15, 23, 27, 0.06);
            border-radius: 18px;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.04);
            overflow: hidden;
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
        }

        .topic-horizontal-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 16px 32px rgba(0, 0, 0, 0.1);
            border-color: rgba(22, 163, 74, 0.3);
        }

        .topic-image-wrapper {
            position: relative;
            width: 100%;
            aspect-ratio: 16 / 7;
            overflow: hidden;
        }

        .topic-image-wrapper img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .topic-image-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(11, 31, 23, 0.55) 0%, rgba(11, 31, 23, 0.1) 100%);
            pointer-events: none;
        }

        .topic-card-body {
            padding: 18px 20px;
        }

        .topic-card-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--graphite);
            margin: 0 0 8px 0;
        }

        .topic-card-desc {
            font-size: 14px;
            color: var(--fog);
            line-height: 1.65;
            margin: 0;
        }

        .subscribe-box {
            background: linear-gradient(135deg, #0B1F17 0%, #0D4A2E 50%, #0B3A4A 100%);
            border-radius: 24px;
            padding: 40px 32px;
            display: flex;
            align-items: center;
            gap: 32px;
            flex-wrap: wrap;
            box-shadow: 0 20px 48px rgba(11, 31, 23, 0.35);
        }

        .subscribe-box-text {
            flex: 1;
            min-width: 280px;
        }

        .subscribe-box-title {
            font-size: 22px;
            font-weight: 700;
            color: #FFFFFF;
            margin: 0 0 8px 0;
        }

        .subscribe-box-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.78);
            margin: 0;
            line-height: 1.65;
        }

        .subscribe-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            min-width: 280px;
            flex: 1;
            max-width: 480px;
        }

        .subscribe-input {
            flex: 1;
            min-width: 180px;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 12px;
            padding: 12px 16px;
            color: #FFFFFF;
            font-size: 14px;
            transition: all 0.3s ease;
        }

        .subscribe-input::placeholder {
            color: rgba(255, 255, 255, 0.5);
        }

        .subscribe-input:focus {
            border-color: var(--amber-gold);
            box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.2);
            background: rgba(255, 255, 255, 0.16);
        }

        /* 页脚 */
        .footer {
            background: #0B1F17;
            color: rgba(255, 255, 255, 0.75);
            padding: 48px 0 28px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }

        .footer-brand-name {
            font-size: 20px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 8px;
        }

        .footer-brand-desc {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.7;
            max-width: 320px;
            margin: 0;
        }

        .footer-col-title {
            font-size: 15px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 12px;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-links a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
            transition: color 0.2s ease;
        }

        .footer-links a:hover {
            color: #34D399;
        }

        .footer-legal {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .footer-legal-row {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.45);
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .footer-legal-row a {
            color: rgba(255, 255, 255, 0.6);
            transition: color 0.2s ease;
            font-size: 12px;
        }

        .footer-legal-row a:hover {
            color: #34D399;
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .nav-dock-inner {
                padding: 10px 14px;
                gap: 12px;
            }
            .nav-link {
                padding: 7px 12px;
                font-size: 13px;
            }
            .nav-logo {
                font-size: 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .rank-list-card {
                padding: 18px 14px;
            }
            .subscribe-box {
                padding: 28px 20px;
                gap: 20px;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .nav-dock {
                top: 10px;
                padding: 0 10px;
            }
            .nav-dock-inner {
                padding: 8px 12px;
                border-radius: 14px;
                gap: 8px;
            }
            .nav-menu {
                display: none;
            }
            .nav-cta {
                margin-left: auto;
            }
            .hamburger-btn {
                display: flex;
            }
            .mobile-menu {
                display: flex;
            }
            .mobile-menu.hidden-menu {
                display: none;
            }
            .page-h1 {
                font-size: 26px;
            }
            .page-intro {
                font-size: 14px;
            }
            .section-padding {
                padding-top: 28px;
                padding-bottom: 40px;
            }
            .section-padding-sm {
                padding-top: 20px;
                padding-bottom: 24px;
            }
            .filter-bar {
                gap: 6px;
            }
            .filter-chip {
                padding: 5px 12px;
                font-size: 12px;
            }
            .rank-list-title {
                font-size: 16px;
            }
            .rank-item {
                gap: 8px;
                padding: 8px 2px;
            }
            .rank-name {
                font-size: 13px;
            }
            .rank-stat {
                font-size: 13px;
            }
            .rank-number {
                width: 28px;
                height: 28px;
                font-size: 12px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .subscribe-box {
                flex-direction: column;
                align-items: stretch;
                text-align: center;
                padding: 24px 16px;
            }
            .subscribe-box-title {
                font-size: 18px;
            }
            .subscribe-form {
                max-width: 100%;
                flex-direction: column;
            }
            .subscribe-input {
                min-width: 100%;
            }
            .topic-horizontal-card {
                margin-bottom: 12px;
            }
            .topic-image-wrapper {
                aspect-ratio: 16 / 9;
            }
        }

        @media (max-width: 520px) {
            .nav-logo {
                font-size: 15px;
                gap: 6px;
            }
            .nav-logo-icon {
                width: 28px;
                height: 28px;
                font-size: 14px;
                border-radius: 8px;
            }
            .hamburger-btn {
                width: 34px;
                height: 34px;
                font-size: 16px;
                border-radius: 8px;
            }
            .page-h1 {
                font-size: 22px;
            }
            .breadcrumb {
                font-size: 12px;
                gap: 4px;
            }
            .rank-list-card {
                padding: 14px 10px;
                border-radius: 14px;
            }
            .rank-item {
                gap: 6px;
                padding: 7px 2px;
            }
            .rank-change {
                font-size: 10px;
                padding: 1px 6px;
            }
            .side-widget {
                padding: 14px 12px;
                border-radius: 14px;
            }
            .tag-cloud a {
                font-size: 11px;
                padding: 5px 10px;
            }
            .topic-card-title {
                font-size: 15px;
            }
            .topic-card-desc {
                font-size: 13px;
            }
        }

/* roulang page: category4 */
:root {
            --bg-deep: #0B1F17;
            --bg-light: #F7F9F8;
            --brand-green: #16A34A;
            --brand-teal: #0D9488;
            --brand-blue: #0284C7;
            --amber-gold: #F59E0B;
            --warning-orange: #EA580C;
            --graphite: #1F2937;
            --fog: #6B7280;
            --border-light: rgba(255, 255, 255, 0.12);
            --border-deep: rgba(15, 23, 27, 0.08);
            --card-dark: rgba(255, 255, 255, 0.06);
            --card-white: #FFFFFF;
            --radius-hero: 24px;
            --radius-card: 18px;
            --radius-btn: 12px;
            --radius-badge: 9999px;
            --shadow-dark: 0 20px 40px rgba(0, 0, 0, 0.45);
            --shadow-light: 0 8px 20px rgba(0, 0, 0, 0.06);
            --space-section: 72px;
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Helvetica Neue', sans-serif;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-stack);
            line-height: 1.7;
            color: var(--graphite);
            background: var(--bg-light);
            font-size: 15px;
            overflow-x: hidden;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.2s ease;
        }

        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            outline: none;
        }

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

        input,
        textarea,
        select {
            border: none;
            background: none;
            width: 100%;
        }

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

        .brand-gradient {
            background: linear-gradient(135deg, #16A34A 0%, #0D9488 50%, #0284C7 100%);
        }

        .brand-gradient-text {
            background: linear-gradient(135deg, #16A34A 0%, #0D9488 50%, #0284C7 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .gold-badge {
            background: var(--amber-gold);
            color: #0B1F17;
            border-radius: var(--radius-badge);
            font-weight: 600;
            font-size: 12px;
            padding: 4px 12px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .glass-badge {
            background: rgba(255, 255, 255, 0.12);
            color: #E5E7EB;
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: var(--radius-badge);
            font-weight: 500;
            font-size: 12px;
            padding: 4px 12px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .dark-badge {
            background: rgba(11, 31, 23, 0.08);
            color: var(--graphite);
            border: 1px solid rgba(11, 31, 23, 0.12);
            border-radius: var(--radius-badge);
            font-weight: 500;
            font-size: 12px;
            padding: 4px 12px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .btn-primary {
            background: linear-gradient(135deg, #16A34A 0%, #0D9488 50%, #0284C7 100%);
            color: #FFFFFF;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            padding: 12px 24px;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border: none;
        }

        .btn-primary:hover {
            filter: brightness(1.08);
            box-shadow: 0 12px 28px rgba(22, 163, 74, 0.35);
        }

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

        .btn-secondary {
            background: transparent;
            color: var(--brand-green);
            border: 1px solid var(--brand-green);
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            padding: 12px 24px;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }

        .btn-secondary:hover {
            background: rgba(22, 163, 74, 0.1);
        }

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

        .btn-gold {
            background: var(--amber-gold);
            color: #0B1F17;
            border-radius: var(--radius-btn);
            font-weight: 700;
            font-size: 15px;
            padding: 12px 24px;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border: none;
        }

        .btn-gold:hover {
            filter: brightness(1.06);
            box-shadow: 0 12px 28px rgba(245, 158, 11, 0.4);
        }

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

        .card-light {
            background: var(--card-white);
            border: 1px solid rgba(15, 23, 27, 0.06);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-light);
            transition: all 0.3s ease;
        }

        .card-light:hover {
            transform: translateY(-4px);
            box-shadow: 0 16px 36px rgba(0, 0, 0, 0.12);
            border-color: rgba(22, 163, 74, 0.35);
        }

        /* Header / Nav */
        .site-header {
            position: sticky;
            top: 16px;
            z-index: 100;
            padding: 0 16px;
            margin-bottom: 8px;
        }

        .nav-container {
            max-width: 1160px;
            margin: 0 auto;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid rgba(15, 23, 27, 0.08);
            border-radius: 9999px;
            padding: 10px 10px 10px 22px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.06);
        }

        .nav-logo {
            font-weight: 700;
            font-size: 20px;
            color: var(--bg-deep);
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .nav-logo-icon {
            width: 32px;
            height: 32px;
            background: linear-gradient(135deg, #16A34A 0%, #0D9488 50%, #0284C7 100%);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 16px;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
        }

        .nav-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--fog);
            padding: 8px 14px;
            border-radius: 9999px;
            transition: all 0.25s ease;
            white-space: nowrap;
        }

        .nav-link:hover {
            color: var(--brand-green);
            background: rgba(22, 163, 74, 0.08);
        }

        .nav-link.active {
            background: linear-gradient(135deg, #16A34A 0%, #0D9488 100%);
            color: #fff;
            font-weight: 600;
            box-shadow: 0 6px 16px rgba(22, 163, 74, 0.3);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .search-btn {
            width: 40px;
            height: 40px;
            border-radius: 9999px;
            background: rgba(15, 23, 27, 0.05);
            color: var(--graphite);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s ease;
            font-size: 14px;
        }

        .search-btn:hover {
            background: rgba(22, 163, 74, 0.1);
            color: var(--brand-green);
        }

        .nav-cta {
            padding: 10px 18px;
            font-size: 13px;
            border-radius: 9999px;
            white-space: nowrap;
        }

        .mobile-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 9999px;
            background: rgba(15, 23, 27, 0.05);
            color: var(--graphite);
            align-items: center;
            justify-content: center;
            font-size: 16px;
            transition: all 0.3s ease;
        }

        .mobile-toggle:hover {
            background: rgba(22, 163, 74, 0.1);
            color: var(--brand-green);
        }

        .search-expand {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            background: #fff;
            border: 1px solid rgba(15, 23, 27, 0.08);
            border-radius: 16px;
            padding: 16px;
            margin-top: 8px;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
            z-index: 110;
        }

        .search-expand.show {
            display: block;
        }

        .search-expand input {
            background: #F7F9F8;
            border-radius: 10px;
            padding: 10px 14px;
            font-size: 14px;
            border: 1px solid rgba(15, 23, 27, 0.06);
        }

        /* Breadcrumb */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: rgba(255, 255, 255, 0.7);
            transition: color 0.2s ease;
        }

        .breadcrumb a:hover {
            color: #fff;
        }

        .breadcrumb .sep {
            color: rgba(255, 255, 255, 0.4);
        }

        .breadcrumb .current {
            color: #fff;
            font-weight: 600;
        }

        /* Category Hero */
        .category-hero {
            background: var(--bg-deep);
            border-radius: var(--radius-hero);
            overflow: hidden;
            position: relative;
            padding: 48px 40px;
            margin-bottom: 32px;
            background-image: url('/assets/images/562e3f499fdeeefb.webp');
            background-size: cover;
            background-position: center;
            color: #fff;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(11, 31, 23, 0.88) 0%, rgba(11, 31, 23, 0.6) 40%, rgba(2, 132, 199, 0.35) 100%);
            z-index: 1;
        }

        .category-hero-content {
            position: relative;
            z-index: 2;
            max-width: 760px;
        }

        .category-hero h1 {
            font-size: 34px;
            font-weight: 700;
            line-height: 1.25;
            margin: 16px 0 12px;
            color: #fff;
        }

        .category-hero p {
            font-size: 16px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.82);
            max-width: 620px;
        }

        .category-hero .hero-badges {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin-top: 18px;
        }

        /* Section base */
        .main-section {
            padding: 32px 0;
        }

        .section-title {
            font-size: 22px;
            font-weight: 700;
            color: var(--graphite);
            margin-bottom: 6px;
            line-height: 1.3;
        }

        .section-desc {
            font-size: 14px;
            color: var(--fog);
            margin-bottom: 20px;
        }

        /* Filter bar */
        .filter-bar {
            background: #fff;
            border: 1px solid rgba(15, 23, 27, 0.06);
            border-radius: 16px;
            padding: 16px 20px;
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
            margin-bottom: 28px;
        }

        .filter-label {
            font-size: 13px;
            color: var(--fog);
            font-weight: 500;
            flex-shrink: 0;
        }

        .filter-chip {
            padding: 7px 14px;
            border-radius: 9999px;
            font-size: 13px;
            font-weight: 500;
            color: var(--fog);
            background: #F7F9F8;
            border: 1px solid rgba(15, 23, 27, 0.06);
            transition: all 0.25s ease;
            white-space: nowrap;
        }

        .filter-chip:hover {
            background: rgba(22, 163, 74, 0.08);
            color: var(--brand-green);
            border-color: rgba(22, 163, 74, 0.25);
        }

        .filter-chip.active {
            background: var(--brand-green);
            color: #fff;
            border-color: var(--brand-green);
            font-weight: 600;
        }

        /* Article grid */
        .article-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .article-card {
            background: #fff;
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid rgba(15, 23, 27, 0.06);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
        }

        .article-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 16px 36px rgba(0, 0, 0, 0.1);
            border-color: rgba(22, 163, 74, 0.3);
        }

        .article-image {
            aspect-ratio: 16/9;
            overflow: hidden;
            background: #F3F4F6;
            position: relative;
        }

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

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

        .article-image .article-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            z-index: 1;
        }

        .article-body {
            padding: 16px 18px 18px;
            display: flex;
            flex-direction: column;
            flex-grow: 1;
        }

        .article-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 12px;
            color: var(--fog);
            margin-bottom: 8px;
            flex-wrap: wrap;
        }

        .article-meta .date-icon {
            color: var(--brand-teal);
        }

        .article-title {
            font-size: 16px;
            font-weight: 700;
            line-height: 1.5;
            color: var(--graphite);
            margin-bottom: 8px;
            transition: color 0.2s ease;
        }

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

        .article-excerpt {
            font-size: 13px;
            color: var(--fog);
            line-height: 1.65;
            flex-grow: 1;
            margin-bottom: 12px;
        }

        .article-stats {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 12px;
            color: var(--fog);
            padding-top: 10px;
            border-top: 1px solid rgba(15, 23, 27, 0.06);
        }

        .article-stats .stat-item {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .article-stats .heat {
            color: var(--warning-orange);
        }

        /* Sidebar */
        .sidebar-widget {
            background: #fff;
            border-radius: var(--radius-card);
            padding: 20px;
            border: 1px solid rgba(15, 23, 27, 0.06);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
            margin-bottom: 20px;
        }

        .widget-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--graphite);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .widget-title i {
            color: var(--brand-green);
            font-size: 14px;
        }

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

        .rank-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 10px 0;
            border-bottom: 1px solid rgba(15, 23, 27, 0.06);
            transition: all 0.2s ease;
        }

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

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

        .rank-num {
            width: 28px;
            height: 28px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 13px;
            flex-shrink: 0;
        }

        .rank-num.top1 {
            background: var(--amber-gold);
            color: #0B1F17;
        }
        .rank-num.top2 {
            background: #D1D5DB;
            color: var(--graphite);
        }
        .rank-num.top3 {
            background: #F97316;
            color: #fff;
        }
        .rank-num.normal {
            background: #F3F4F6;
            color: var(--fog);
        }

        .rank-info {
            flex: 1;
            min-width: 0;
        }

        .rank-title {
            font-size: 13px;
            font-weight: 600;
            color: var(--graphite);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .rank-meta {
            font-size: 11px;
            color: var(--fog);
            display: flex;
            align-items: center;
            gap: 8px;
            margin-top: 2px;
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .tag-cloud a {
            padding: 6px 12px;
            border-radius: 9999px;
            font-size: 12px;
            font-weight: 500;
            background: #F7F9F8;
            color: var(--fog);
            border: 1px solid rgba(15, 23, 27, 0.06);
            transition: all 0.25s ease;
        }

        .tag-cloud a:hover {
            background: var(--brand-green);
            color: #fff;
            border-color: var(--brand-green);
        }

        /* Stats mini */
        .stats-mini-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .stat-mini-card {
            background: #fff;
            border-radius: 16px;
            padding: 18px;
            border: 1px solid rgba(15, 23, 27, 0.06);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
            text-align: center;
            transition: all 0.3s ease;
        }

        .stat-mini-card:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
        }

        .stat-mini-value {
            font-size: 24px;
            font-weight: 700;
            color: var(--brand-green);
            font-feature-settings: "tnum";
            margin-bottom: 4px;
        }

        .stat-mini-value.gold {
            color: var(--amber-gold);
        }
        .stat-mini-value.blue {
            color: var(--brand-blue);
        }
        .stat-mini-value.orange {
            color: var(--warning-orange);
        }

        .stat-mini-label {
            font-size: 12px;
            color: var(--fog);
            font-weight: 500;
        }

        /* Featured editor */
        .featured-row {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .featured-card {
            background: #fff;
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid rgba(15, 23, 27, 0.06);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
            display: flex;
            flex-direction: column;
            transition: all 0.3s ease;
        }

        .featured-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 16px 36px rgba(0, 0, 0, 0.1);
            border-color: rgba(22, 163, 74, 0.3);
        }

        .featured-image {
            aspect-ratio: 21/9;
            overflow: hidden;
            background: #F3F4F6;
        }

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

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

        .featured-body {
            padding: 16px 20px 20px;
        }

        .featured-tag {
            font-size: 11px;
            font-weight: 600;
            color: var(--brand-teal);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 6px;
        }

        .featured-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--graphite);
            margin-bottom: 6px;
            line-height: 1.4;
        }

        .featured-excerpt {
            font-size: 13px;
            color: var(--fog);
            line-height: 1.65;
        }

        /* Subscribe */
        .subscribe-box {
            background: var(--bg-deep);
            border-radius: var(--radius-hero);
            padding: 40px 36px;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .subscribe-box::before {
            content: '';
            position: absolute;
            top: -60%;
            right: -20%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(22, 163, 74, 0.3) 0%, transparent 70%);
            z-index: 1;
            pointer-events: none;
        }

        .subscribe-content {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: center;
        }

        .subscribe-info h2 {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 8px;
            line-height: 1.3;
            color: #fff;
        }

        .subscribe-info p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.7;
        }

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

        .subscribe-form label {
            display: block;
            font-size: 12px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 4px;
        }

        .subscribe-form input,
        .subscribe-form select {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 10px;
            padding: 11px 14px;
            color: #fff;
            font-size: 14px;
            transition: all 0.3s ease;
            width: 100%;
        }

        .subscribe-form input::placeholder {
            color: rgba(255, 255, 255, 0.4);
        }

        .subscribe-form input:focus,
        .subscribe-form select:focus {
            border-color: var(--brand-green);
            box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.2);
            background: rgba(255, 255, 255, 0.12);
        }

        .subscribe-form select {
            appearance: none;
            -webkit-appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1L6 6L11 1' stroke='white' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 12px center;
            padding-right: 32px;
        }

        .form-hint {
            font-size: 11px;
            color: rgba(255, 255, 255, 0.5);
            margin-top: 4px;
        }

        /* Footer */
        .footer {
            background: var(--bg-deep);
            color: rgba(255, 255, 255, 0.75);
            margin-top: 72px;
            padding: 48px 0 24px;
        }

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

        .footer-brand-name {
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }

        .footer-brand-desc {
            font-size: 13px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.55);
            max-width: 300px;
        }

        .footer-col-title {
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 12px;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-links a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
            transition: color 0.2s ease;
        }

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

        .footer-legal {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 8px 16px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.4);
        }

        .footer-legal-row {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-legal-row a {
            color: rgba(255, 255, 255, 0.4);
            transition: color 0.2s ease;
        }

        .footer-legal-row a:hover {
            color: var(--brand-green);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .article-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

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

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

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

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

        @media (max-width: 768px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .nav-container {
                padding: 8px 8px 8px 16px;
                gap: 8px;
            }

            .nav-menu {
                display: none;
                position: absolute;
                top: 100%;
                left: 16px;
                right: 16px;
                background: #fff;
                border-radius: 16px;
                padding: 16px;
                flex-direction: column;
                align-items: stretch;
                gap: 6px;
                box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
                border: 1px solid rgba(15, 23, 27, 0.08);
                margin-top: 8px;
            }

            .nav-menu.open {
                display: flex;
            }

            .nav-link {
                padding: 10px 14px;
                text-align: center;
                border-radius: 10px;
            }

            .mobile-toggle {
                display: flex;
            }

            .nav-cta {
                padding: 8px 14px;
                font-size: 12px;
            }

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

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

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

            .category-hero {
                padding: 28px 20px;
                border-radius: 18px;
            }

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

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

            .main-section {
                padding: 20px 0;
            }

            .filter-bar {
                padding: 12px 14px;
                gap: 8px;
            }

            .subscribe-box {
                padding: 28px 20px;
                border-radius: 18px;
            }

            .subscribe-info h2 {
                font-size: 20px;
            }

            .stats-mini-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }

            .stat-mini-card {
                padding: 14px;
            }

            .stat-mini-value {
                font-size: 20px;
            }
        }

        @media (max-width: 520px) {
            .nav-logo {
                font-size: 17px;
            }

            .nav-logo-icon {
                width: 28px;
                height: 28px;
                font-size: 13px;
                border-radius: 8px;
            }

            .nav-cta {
                display: none;
            }

            .category-hero h1 {
                font-size: 21px;
            }

            .article-card .article-excerpt {
                font-size: 12px;
            }

            .article-title {
                font-size: 14px;
            }

            .stats-mini-grid {
                grid-template-columns: 1fr 1fr;
            }

            .filter-label {
                font-size: 12px;
            }

            .filter-chip {
                padding: 5px 10px;
                font-size: 11px;
            }

            .subscribe-box {
                padding: 22px 16px;
            }

            .form-hint {
                font-size: 10px;
            }
        }

        @media (min-width: 769px) {
            .nav-menu {
                display: flex !important;
            }
        }