/* roulang page: index */
:root {
            --primary: #0F5B3A;
            --primary-deep: #0A4630;
            --primary-tint: #EFF4F0;
            --accent: #E8892C;
            --accent-deep: #C96F1A;
            --accent-tint: #FDF3E9;
            --bg: #F7F8F6;
            --surface: #FFFFFF;
            --text: #1E2A24;
            --text-secondary: #5B6B62;
            --text-inverse: #F5F7F4;
            --border: #DDE4DF;
            --dark-bg: #14241B;
            --dark-border: #2A3D33;
            --shadow-sm: 0 2px 10px rgba(0,0,0,0.05);
            --shadow-md: 0 6px 18px rgba(0,0,0,0.08);
            --shadow-lg: 0 12px 32px rgba(0,0,0,0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-pill: 999px;
            --font-cn: 'PingFang SC','Microsoft YaHei','Noto Sans SC',system-ui,-apple-system,sans-serif;
            --font-num: 'Inter','Roboto Condensed','PingFang SC','Microsoft YaHei',sans-serif;
            --section-pad: 72px;
            --section-pad-mobile: 48px;
            --transition: 0.25s cubic-bezier(0.4,0,0.2,1);
            --max-width: 1200px;
        }

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

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

        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text);
            background: var(--bg);
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

        a:hover,
        a:focus {
            color: var(--primary-deep);
            text-decoration: none;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0,0,0,0);
            white-space: nowrap;
            border: 0;
        }

        .section-wrapper {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .section-pad {
            padding-top: var(--section-pad);
            padding-bottom: var(--section-pad);
        }

        .section-alt {
            background: var(--surface);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

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

        .section-tint {
            background: var(--primary-tint);
        }

        .section-title {
            font-size: clamp(26px, 3vw, 32px);
            font-weight: 700;
            line-height: 1.35;
            color: var(--text);
            margin: 0 0 12px 0;
            letter-spacing: -0.01em;
        }

        .section-subtitle {
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-secondary);
            margin: 0 0 28px 0;
            max-width: 680px;
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--accent);
            margin-bottom: 8px;
        }

        .section-header {
            margin-bottom: 36px;
        }

        .section-header.with-line {
            padding-left: 16px;
            border-left: 4px solid var(--primary);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-family: var(--font-cn);
            font-size: 15px;
            font-weight: 600;
            line-height: 1;
            padding: 14px 30px;
            border-radius: var(--radius-sm);
            border: 2px solid transparent;
            cursor: pointer;
            transition: all var(--transition);
            text-decoration: none;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--primary);
            color: var(--text-inverse);
            border-color: var(--primary);
        }

        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--primary-deep);
            border-color: var(--primary-deep);
            color: var(--text-inverse);
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(15,91,58,0.28);
        }

        .btn-primary:active {
            transform: scale(0.98);
            box-shadow: none;
        }

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

        .btn-secondary:hover,
        .btn-secondary:focus {
            background: var(--primary-tint);
            border-color: var(--primary);
            color: var(--primary-deep);
            transform: translateY(-2px);
        }

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

        .btn-accent {
            background: var(--accent);
            color: #1A1208;
            border-color: var(--accent);
        }

        .btn-accent:hover,
        .btn-accent:focus {
            background: var(--accent-deep);
            border-color: var(--accent-deep);
            color: #1A1208;
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(232,137,44,0.3);
        }

        .btn-sm {
            padding: 10px 20px;
            font-size: 14px;
        }

        .btn-lg {
            padding: 16px 36px;
            font-size: 16px;
        }

        .text-link {
            color: var(--primary);
            font-weight: 600;
            font-size: 14px;
            text-decoration: underline;
            text-underline-offset: 4px;
            text-decoration-color: var(--border);
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .text-link:hover,
        .text-link:focus {
            color: var(--primary-deep);
            text-decoration-color: var(--primary);
        }

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

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

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 12px;
            font-weight: 600;
            line-height: 1.3;
            padding: 5px 12px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.02em;
        }

        .badge-primary {
            background: var(--primary-tint);
            color: var(--primary);
        }

        .badge-accent {
            background: var(--accent-tint);
            color: var(--accent-deep);
        }

        .badge-hot {
            background: var(--accent);
            color: #1A1208;
        }

        .badge-outline {
            background: transparent;
            border: 1px solid var(--border);
            color: var(--text-secondary);
        }

        .card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 24px 26px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }

        .card:hover {
            box-shadow: var(--shadow-md);
            border-color: #C8D4CC;
            transform: translateY(-3px);
        }

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

        .card-flat:hover {
            border-color: #B8C5BE;
            box-shadow: var(--shadow-sm);
        }

        .icon-circle {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--primary-tint);
            color: var(--primary);
            font-size: 20px;
            flex-shrink: 0;
        }

        .icon-circle-accent {
            background: var(--accent-tint);
            color: var(--accent-deep);
        }

        .divider {
            height: 1px;
            background: var(--border);
            border: none;
            margin: 20px 0;
        }

        .data-number {
            font-family: var(--font-num);
            font-weight: 700;
            letter-spacing: -0.02em;
            line-height: 1.1;
        }

        /* ========== Header ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--surface);
            box-shadow: 0 1px 8px rgba(0,0,0,0.06);
        }

        .promo-bar {
            background: var(--accent);
            color: #1A1208;
            font-size: 13px;
            font-weight: 600;
            text-align: center;
            padding: 8px 16px;
            line-height: 1.4;
            letter-spacing: 0.02em;
        }

        .promo-bar a {
            color: #1A1208;
            font-weight: 700;
            text-decoration: underline;
            text-underline-offset: 2px;
        }

        .promo-bar a:hover {
            color: #000;
        }

        .header-main {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            padding: 14px 0;
            min-height: 68px;
        }

        .logo {
            font-size: 24px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.02em;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .logo i {
            font-size: 26px;
            color: var(--accent);
        }

        .logo:hover,
        .logo:focus {
            color: var(--primary-deep);
        }

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

        .header-nav a {
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            position: relative;
            white-space: nowrap;
        }

        .header-nav a::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transition: width var(--transition);
        }

        .header-nav a:hover,
        .header-nav a:focus {
            color: var(--primary);
            background: var(--primary-tint);
        }

        .header-nav a:hover::after,
        .header-nav a:focus::after,
        .header-nav a.active::after {
            width: 20px;
        }

        .header-nav a.active {
            color: var(--primary);
            font-weight: 600;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .header-search {
            display: flex;
            align-items: center;
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-pill);
            padding: 0 14px;
            height: 40px;
            gap: 8px;
            transition: all var(--transition);
        }

        .header-search:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(15,91,58,0.1);
        }

        .header-search i {
            color: var(--text-secondary);
            font-size: 14px;
        }

        .header-search input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 14px;
            color: var(--text);
            width: 140px;
            font-family: var(--font-cn);
        }

        .header-search input::placeholder {
            color: var(--text-secondary);
            font-size: 13px;
        }

        .header-icon-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            border: 1px solid var(--border);
            background: var(--surface);
            color: var(--text-secondary);
            font-size: 16px;
            cursor: pointer;
            transition: all var(--transition);
        }

        .header-icon-btn:hover,
        .header-icon-btn:focus {
            color: var(--primary);
            border-color: var(--primary);
            background: var(--primary-tint);
        }

        .hamburger {
            display: none;
            background: none;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 8px 12px;
            cursor: pointer;
            color: var(--text);
            font-size: 20px;
            transition: all var(--transition);
        }

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

        .mobile-drawer {
            display: none;
            background: var(--surface);
            border-top: 1px solid var(--border);
            padding: 12px 24px 20px;
        }

        .mobile-drawer.open {
            display: block;
        }

        .mobile-drawer a {
            display: block;
            padding: 12px 0;
            font-size: 16px;
            font-weight: 500;
            color: var(--text);
            border-bottom: 1px solid var(--border);
            transition: all var(--transition);
        }

        .mobile-drawer a:last-child {
            border-bottom: none;
        }

        .mobile-drawer a:hover,
        .mobile-drawer a:focus {
            color: var(--primary);
            padding-left: 8px;
        }

        .mobile-drawer a.active {
            color: var(--primary);
            font-weight: 600;
        }

        /* ========== Hero ========== */
        .hero {
            background: linear-gradient(160deg, #F0F5F2 0%, #E8F0EB 45%, #DFEAE3 100%);
            border-bottom: 1px solid var(--border);
            padding: 56px 0 44px;
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -120px;
            width: 420px;
            height: 420px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(15,91,58,0.08) 0%, transparent 70%);
            pointer-events: none;
        }

        .hero::after {
            content: '';
            position: absolute;
            bottom: -80px;
            left: -60px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(232,137,44,0.1) 0%, transparent 70%);
            pointer-events: none;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            position: relative;
            z-index: 1;
        }

        .hero-left h1 {
            font-size: clamp(32px, 4vw, 44px);
            font-weight: 700;
            line-height: 1.3;
            margin: 0 0 18px 0;
            color: var(--text);
            letter-spacing: -0.02em;
        }

        .hero-left h1 .highlight {
            color: var(--primary);
            position: relative;
        }

        .hero-left h1 .highlight::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 0;
            width: 100%;
            height: 8px;
            background: rgba(232,137,44,0.35);
            border-radius: 4px;
            z-index: -1;
        }

        .hero-subtitle {
            font-size: 17px;
            line-height: 1.8;
            color: var(--text-secondary);
            margin: 0 0 24px 0;
            max-width: 520px;
        }

        .hero-actions {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 28px;
        }

        .hero-badges {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
        }

        .hero-badge-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-secondary);
            font-weight: 500;
        }

        .hero-badge-item .num {
            font-family: var(--font-num);
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1;
        }

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

        .hero-feature-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-lg);
            overflow: hidden;
            transition: all var(--transition);
        }

        .hero-feature-card:hover {
            box-shadow: 0 16px 40px rgba(0,0,0,0.15);
            transform: translateY(-4px);
        }

        .hero-feature-card .card-img-wrap {
            position: relative;
            padding-top: 56.25%;
            overflow: hidden;
            background: #DDD;
        }

        .hero-feature-card .card-img-wrap img {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s var(--transition);
        }

        .hero-feature-card:hover .card-img-wrap img {
            transform: scale(1.05);
        }

        .hero-feature-card .card-img-wrap .badge {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
        }

        .hero-feature-card .card-body {
            padding: 20px 22px;
        }

        .hero-feature-card .card-body h3 {
            font-size: 18px;
            font-weight: 700;
            margin: 0 0 8px 0;
            color: var(--text);
            line-height: 1.4;
        }

        .hero-feature-card .card-body p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-secondary);
            margin: 0 0 12px 0;
        }

        .hero-feature-card .card-body .meta-line {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--text-secondary);
        }

        .hero-feature-card .card-body .meta-line .date {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        /* ========== Pain Points ========== */
        .pain-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .pain-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 24px 22px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            text-align: left;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .pain-card:hover {
            box-shadow: var(--shadow-md);
            border-color: #C8D4CC;
            transform: translateY(-3px);
        }

        .pain-card .pain-icon {
            font-size: 28px;
            color: var(--accent);
        }

        .pain-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin: 0;
            color: var(--text);
            line-height: 1.4;
        }

        .pain-card p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-secondary);
            margin: 0;
        }

        /* ========== Solution ========== */
        .solution-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .solution-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border);
        }

        .solution-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            aspect-ratio: 4/3;
        }

        .solution-content .solution-points {
            display: flex;
            flex-direction: column;
            gap: 14px;
            margin-top: 20px;
        }

        .solution-point {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            font-size: 15px;
            line-height: 1.7;
            color: var(--text);
        }

        .solution-point i {
            color: var(--primary);
            font-size: 18px;
            margin-top: 2px;
            flex-shrink: 0;
        }

        /* ========== Steps ========== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            position: relative;
        }

        .steps-grid::before {
            content: '';
            position: absolute;
            top: 32px;
            left: 10%;
            right: 10%;
            height: 2px;
            background: linear-gradient(to right, var(--primary) 0%, var(--accent) 100%);
            opacity: 0.3;
            border-radius: 2px;
        }

        .step-card {
            text-align: center;
            position: relative;
            z-index: 1;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 12px;
        }

        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: var(--primary);
            color: var(--text-inverse);
            font-family: var(--font-num);
            font-size: 24px;
            font-weight: 700;
            box-shadow: 0 4px 14px rgba(15,91,58,0.25);
            transition: all var(--transition);
        }

        .step-card:hover .step-number {
            background: var(--primary-deep);
            transform: scale(1.05);
        }

        .step-card h3 {
            font-size: 19px;
            font-weight: 700;
            margin: 4px 0 0;
            color: var(--text);
        }

        .step-card p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-secondary);
            margin: 0;
            max-width: 280px;
        }

        /* ========== Stats ========== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .stat-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 28px 22px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }

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

        .stat-card .stat-value {
            font-family: var(--font-num);
            font-size: clamp(36px, 4vw, 48px);
            font-weight: 700;
            color: var(--primary);
            line-height: 1.15;
            letter-spacing: -0.02em;
        }

        .stat-card .stat-value .suffix {
            font-size: 20px;
            font-weight: 600;
            color: var(--accent);
            margin-left: 2px;
        }

        .stat-card .stat-label {
            font-size: 14px;
            color: var(--text-secondary);
            font-weight: 500;
            margin-top: 6px;
            line-height: 1.5;
        }

        .stat-card .stat-source {
            font-size: 12px;
            color: #9AA8A0;
            margin-top: 10px;
            letter-spacing: 0.03em;
        }

        /* ========== Testimonials ========== */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .testimonial-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 26px;
            box-shadow: var(--shadow-sm);
            display: flex;
            flex-direction: column;
            gap: 14px;
            transition: all var(--transition);
        }

        .testimonial-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .testimonial-card .quote-icon {
            font-size: 28px;
            color: var(--accent);
            opacity: 0.7;
        }

        .testimonial-card blockquote {
            font-size: 15px;
            line-height: 1.8;
            color: var(--text);
            margin: 0;
            font-style: normal;
        }

        .testimonial-card .testimonial-author {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            color: var(--text-secondary);
            font-weight: 500;
        }

        .testimonial-card .testimonial-author .avatar-dot {
            display: inline-flex;
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: var(--primary-tint);
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-weight: 700;
            font-size: 14px;
        }

        /* ========== Audience ========== */
        .audience-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 14px;
        }

        .audience-tag {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-pill);
            padding: 12px 18px;
            text-align: center;
            font-size: 14px;
            font-weight: 600;
            color: var(--text);
            transition: all var(--transition);
            cursor: default;
        }

        .audience-tag:hover {
            border-color: var(--primary);
            background: var(--primary-tint);
            color: var(--primary);
            transform: translateY(-2px);
            box-shadow: var(--shadow-sm);
        }

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

        .news-item {
            display: flex;
            gap: 20px;
            padding: 22px 6px;
            border-bottom: 1px solid var(--border);
            transition: all var(--transition);
            text-decoration: none;
            color: inherit;
            align-items: flex-start;
        }

        .news-item:first-child {
            border-top: 1px solid var(--border);
        }

        .news-item:hover {
            background: var(--primary-tint);
            padding-left: 14px;
            padding-right: 14px;
            border-radius: var(--radius-sm);
            margin-left: -8px;
            margin-right: -8px;
            border-bottom-color: transparent;
        }

        .news-item .news-date {
            flex-shrink: 0;
            display: flex;
            flex-direction: column;
            align-items: center;
            background: var(--primary);
            color: var(--text-inverse);
            border-radius: var(--radius-sm);
            padding: 10px 14px;
            min-width: 60px;
            text-align: center;
            font-family: var(--font-num);
            font-weight: 700;
            line-height: 1.2;
        }

        .news-item .news-date .month {
            font-size: 12px;
            font-weight: 500;
            text-transform: uppercase;
            letter-spacing: 0.06em;
        }

        .news-item .news-date .day {
            font-size: 24px;
            font-weight: 700;
        }

        .news-item .news-body {
            flex: 1;
        }

        .news-item .news-body h3 {
            font-size: 17px;
            font-weight: 700;
            margin: 0 0 6px 0;
            color: var(--text);
            line-height: 1.45;
        }

        .news-item .news-body p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-secondary);
            margin: 0 0 10px 0;
        }

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

        /* ========== Data Indicators ========== */
        .data-bars {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .data-bar-item {
            display: grid;
            grid-template-columns: 140px 1fr 80px;
            gap: 16px;
            align-items: center;
        }

        .data-bar-item .bar-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .data-bar-item .bar-track {
            height: 10px;
            background: var(--border);
            border-radius: var(--radius-pill);
            overflow: hidden;
            position: relative;
        }

        .data-bar-item .bar-fill {
            height: 100%;
            border-radius: var(--radius-pill);
            background: linear-gradient(to right, var(--primary), #2E8B62);
            transition: width 0.6s ease-out;
            position: relative;
        }

        .data-bar-item .bar-fill.accent-fill {
            background: linear-gradient(to right, var(--accent), #F2C27A);
        }

        .data-bar-item .bar-value {
            font-family: var(--font-num);
            font-size: 16px;
            font-weight: 700;
            color: var(--primary);
            text-align: right;
            white-space: nowrap;
        }

        .data-bar-item .bar-value.accent-value {
            color: var(--accent-deep);
        }

        .data-trend-row {
            display: flex;
            gap: 8px;
            align-items: center;
            font-size: 13px;
            font-weight: 500;
        }

        .trend-up {
            color: var(--primary);
        }

        .trend-down {
            color: #D64545;
        }

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

        .brand-intro-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border);
        }

        .brand-intro-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            aspect-ratio: 16/10;
        }

        .brand-intro-text {
            font-size: 16px;
            line-height: 1.85;
            color: var(--text);
        }

        .brand-intro-text p {
            margin: 0 0 16px;
        }

        .brand-intro-text p:last-child {
            margin-bottom: 0;
        }

        /* ========== FAQ ========== */
        .faq-list .accordion-item {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition);
        }

        .faq-list .accordion-item:hover {
            border-color: #B8C5BE;
        }

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

        .faq-list .accordion-title:hover,
        .faq-list .accordion-title:focus {
            background: var(--primary-tint);
            color: var(--primary);
        }

        .faq-list .accordion-title .faq-indicator {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--primary-tint);
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 700;
            transition: all var(--transition);
        }

        .faq-list .accordion-item.is-active .faq-indicator {
            background: var(--primary);
            color: var(--text-inverse);
            transform: rotate(45deg);
        }

        .faq-list .accordion-content {
            display: none;
            padding: 0 22px 20px;
            font-size: 15px;
            line-height: 1.8;
            color: var(--text-secondary);
        }

        .faq-list .accordion-item.is-active .accordion-content {
            display: block;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: var(--dark-bg);
            color: var(--text-inverse);
            border-radius: var(--radius-lg);
            padding: 52px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -80px;
            width: 280px;
            height: 280px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(232,137,44,0.2) 0%, transparent 70%);
        }

        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -60px;
            left: -60px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(15,91,58,0.4) 0%, transparent 70%);
        }

        .cta-section h2 {
            font-size: clamp(26px, 3vw, 32px);
            font-weight: 700;
            margin: 0 0 14px;
            color: var(--text-inverse);
            line-height: 1.35;
            position: relative;
            z-index: 1;
        }

        .cta-section p {
            font-size: 16px;
            line-height: 1.75;
            color: rgba(245,247,244,0.75);
            margin: 0 0 28px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
            position: relative;
            z-index: 1;
        }

        .cta-actions {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        .cta-section .btn-accent {
            background: var(--accent);
            color: #1A1208;
            border-color: var(--accent);
        }

        .cta-section .btn-accent:hover {
            background: #D17820;
            border-color: #D17820;
        }

        .cta-section .btn-outline-light {
            background: transparent;
            color: var(--text-inverse);
            border-color: rgba(245,247,244,0.6);
        }

        .cta-section .btn-outline-light:hover {
            background: rgba(245,247,244,0.1);
            border-color: var(--text-inverse);
            color: var(--text-inverse);
        }

        /* ========== Footer ========== */
        .site-footer {
            background: var(--dark-bg);
            color: rgba(245,247,244,0.7);
            padding: 56px 0 24px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 36px;
        }

        .footer-brand .logo {
            color: var(--text-inverse);
            font-size: 22px;
            margin-bottom: 14px;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            margin: 0 0 16px;
            max-width: 300px;
        }

        .footer-social {
            display: flex;
            gap: 10px;
        }

        .footer-social a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            border: 1px solid rgba(245,247,244,0.25);
            color: rgba(245,247,244,0.7);
            font-size: 15px;
            transition: all var(--transition);
        }

        .footer-social a:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: rgba(232,137,44,0.1);
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-inverse);
            margin: 0 0 16px;
            letter-spacing: 0.04em;
        }

        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-col ul a {
            font-size: 14px;
            color: rgba(245,247,244,0.7);
            transition: all var(--transition);
        }

        .footer-col ul a:hover {
            color: var(--accent);
            padding-left: 4px;
        }

        .footer-subscribe p {
            font-size: 14px;
            line-height: 1.7;
            margin: 0 0 12px;
        }

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

        .footer-subscribe-form input {
            flex: 1;
            padding: 10px 14px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(245,247,244,0.25);
            background: rgba(245,247,244,0.08);
            color: var(--text-inverse);
            font-size: 14px;
            font-family: var(--font-cn);
            outline: none;
            transition: all var(--transition);
        }

        .footer-subscribe-form input::placeholder {
            color: rgba(245,247,244,0.5);
        }

        .footer-subscribe-form input:focus {
            border-color: var(--accent);
            background: rgba(245,247,244,0.12);
        }

        .footer-subscribe-form button {
            padding: 10px 18px;
            background: var(--accent);
            color: #1A1208;
            border: none;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 14px;
            cursor: pointer;
            font-family: var(--font-cn);
            transition: all var(--transition);
            white-space: nowrap;
        }

        .footer-subscribe-form button:hover {
            background: #D17820;
            transform: translateY(-1px);
        }

        .footer-bottom {
            border-top: 1px solid var(--dark-border);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: rgba(245,247,244,0.5);
        }

        .footer-bottom .links {
            display: flex;
            gap: 18px;
            flex-wrap: wrap;
        }

        .footer-bottom a {
            color: rgba(245,247,244,0.6);
            font-size: 13px;
            transition: all var(--transition);
        }

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

        /* ========== Responsive ========== */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }

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

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

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

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

            .footer-grid {
                grid-template-columns: 1.5fr 1fr 1fr;
                gap: 28px;
            }

            .header-search input {
                width: 100px;
            }
        }

        @media (max-width: 768px) {
            .section-pad {
                padding-top: var(--section-pad-mobile);
                padding-bottom: var(--section-pad-mobile);
            }

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

            .header-nav {
                display: none;
            }

            .header-search {
                display: none;
            }

            .header-icon-btn.hide-mobile {
                display: none;
            }

            .hamburger {
                display: inline-flex;
            }

            .hero {
                padding: 36px 0 32px;
            }

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

            .hero-right {
                order: 2;
            }

            .hero-left {
                order: 1;
            }

            .hero-left h1 {
                font-size: clamp(26px, 5vw, 32px);
            }

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

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

            .solution-image {
                order: 2;
            }

            .solution-content {
                order: 1;
            }

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

            .steps-grid::before {
                display: none;
            }

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

            .stat-card .stat-value {
                font-size: 32px;
            }

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

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

            .news-item {
                flex-direction: column;
                gap: 10px;
            }

            .news-item .news-date {
                flex-direction: row;
                gap: 6px;
                min-width: auto;
                align-self: flex-start;
                padding: 6px 12px;
                font-size: 14px;
            }

            .news-item .news-date .day {
                font-size: 16px;
            }

            .data-bar-item {
                grid-template-columns: 100px 1fr 56px;
                gap: 10px;
            }

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

            .brand-intro-image {
                order: 2;
            }

            .brand-intro-text {
                order: 1;
            }

            .cta-section {
                padding: 36px 22px;
            }

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

            .footer-brand {
                grid-column: 1 / -1;
            }

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

        @media (max-width: 520px) {
            .section-wrapper {
                padding-left: 16px;
                padding-right: 16px;
            }

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

            .hero-actions .btn {
                width: 100%;
            }

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

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

            .audience-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }

            .audience-tag {
                font-size: 12px;
                padding: 10px 12px;
            }

            .data-bar-item {
                grid-template-columns: 1fr;
                gap: 4px;
            }

            .data-bar-item .bar-value {
                text-align: left;
            }

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

            .cta-actions {
                flex-direction: column;
            }

            .cta-actions .btn {
                width: 100%;
            }

            .footer-subscribe-form {
                flex-direction: column;
            }

            .footer-subscribe-form button {
                width: 100%;
            }
        }

/* roulang page: category3 */
:root {
        --primary: #0F5B3A;
        --primary-deep: #0A4630;
        --primary-tint: #EFF4F0;
        --accent: #E8892C;
        --accent-deep: #C96F1A;
        --accent-tint: #FDF3E9;
        --bg: #F7F8F6;
        --surface: #FFFFFF;
        --text: #1E2A24;
        --text-secondary: #5B6B62;
        --text-inverse: #F5F7F4;
        --border: #DDE4DF;
        --dark-bg: #14241B;
        --dark-border: #2A3D33;
        --shadow-sm: 0 2px 10px rgba(0,0,0,0.05);
        --shadow-md: 0 6px 18px rgba(0,0,0,0.08);
        --shadow-lg: 0 12px 32px rgba(0,0,0,0.12);
        --radius-sm: 8px;
        --radius-md: 12px;
        --radius-lg: 16px;
        --radius-pill: 999px;
        --font-cn: 'PingFang SC','Microsoft YaHei','Noto Sans SC',system-ui,-apple-system,sans-serif;
        --font-num: 'Inter','Roboto Condensed','PingFang SC','Microsoft YaHei',sans-serif;
        --section-pad: 72px;
        --section-pad-mobile: 48px;
        --transition: 0.25s cubic-bezier(0.4,0,0.2,1);
        --max-width: 1200px;
    }

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

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

    body {
        font-family: var(--font-cn);
        font-size: 16px;
        line-height: 1.8;
        color: var(--text);
        background: var(--bg);
        margin: 0;
        padding: 0;
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }

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

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

    a:hover,
    a:focus {
        color: var(--primary-deep);
        text-decoration: none;
    }

    a:focus-visible,
    button:focus-visible,
    input:focus-visible {
        outline: 2px solid var(--primary);
        outline-offset: 2px;
        border-radius: 4px;
    }

    .section-wrapper {
        max-width: var(--max-width);
        margin: 0 auto;
        padding-left: 24px;
        padding-right: 24px;
    }

    .section-pad {
        padding-top: var(--section-pad);
        padding-bottom: var(--section-pad);
    }

    .section-alt {
        background: var(--surface);
        border-top: 1px solid var(--border);
        border-bottom: 1px solid var(--border);
    }

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

    .section-tint {
        background: var(--primary-tint);
    }

    .section-title {
        font-size: clamp(26px, 3vw, 32px);
        font-weight: 700;
        line-height: 1.35;
        color: var(--text);
        margin: 0 0 12px 0;
        letter-spacing: -0.01em;
    }

    .section-subtitle {
        font-size: 16px;
        line-height: 1.75;
        color: var(--text-secondary);
        margin: 0 0 28px 0;
        max-width: 680px;
    }

    .section-label {
        display: inline-block;
        font-size: 13px;
        font-weight: 600;
        letter-spacing: 0.06em;
        text-transform: uppercase;
        color: var(--accent);
        margin-bottom: 8px;
    }

    .section-header {
        margin-bottom: 36px;
    }

    .section-header.with-line {
        padding-left: 16px;
        border-left: 4px solid var(--primary);
    }

    .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        font-family: var(--font-cn);
        font-size: 15px;
        font-weight: 600;
        line-height: 1;
        padding: 14px 30px;
        border-radius: var(--radius-sm);
        border: 2px solid transparent;
        cursor: pointer;
        transition: all var(--transition);
        text-decoration: none;
        white-space: nowrap;
    }

    .btn-primary {
        background: var(--primary);
        color: var(--text-inverse);
        border-color: var(--primary);
    }

    .btn-primary:hover,
    .btn-primary:focus {
        background: var(--primary-deep);
        border-color: var(--primary-deep);
        color: var(--text-inverse);
        transform: translateY(-2px);
        box-shadow: 0 6px 16px rgba(15,91,58,0.28);
    }

    .btn-primary:active {
        transform: scale(0.98);
        box-shadow: none;
    }

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

    .btn-secondary:hover,
    .btn-secondary:focus {
        background: var(--primary-tint);
        border-color: var(--primary);
        color: var(--primary-deep);
        transform: translateY(-2px);
    }

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

    .btn-accent {
        background: var(--accent);
        color: #1A1208;
        border-color: var(--accent);
    }

    .btn-accent:hover,
    .btn-accent:focus {
        background: var(--accent-deep);
        border-color: var(--accent-deep);
        color: #1A1208;
        transform: translateY(-2px);
        box-shadow: 0 6px 16px rgba(232,137,44,0.3);
    }

    .btn-sm {
        padding: 10px 20px;
        font-size: 14px;
    }

    .btn-lg {
        padding: 16px 36px;
        font-size: 16px;
    }

    .text-link {
        color: var(--primary);
        font-weight: 600;
        text-decoration: underline;
        text-underline-offset: 4px;
        text-decoration-thickness: 1px;
        transition: all var(--transition);
    }

    .text-link:hover,
    .text-link:focus {
        color: var(--primary-deep);
        text-decoration-thickness: 2px;
    }

    .badge {
        display: inline-block;
        font-size: 12px;
        font-weight: 600;
        padding: 5px 12px;
        border-radius: var(--radius-pill);
        letter-spacing: 0.02em;
    }

    .badge-green {
        background: var(--primary-tint);
        color: var(--primary);
    }

    .badge-accent {
        background: var(--accent-tint);
        color: var(--accent-deep);
    }

    .badge-dark {
        background: var(--dark-bg);
        color: var(--text-inverse);
    }

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

    .card:hover {
        box-shadow: var(--shadow-lg);
        transform: translateY(-2px);
        border-color: var(--primary);
    }

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

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

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

    .card-body {
        padding: 22px 24px;
    }

    .card-tag {
        display: inline-block;
        font-size: 12px;
        font-weight: 600;
        color: var(--primary);
        background: var(--primary-tint);
        padding: 4px 10px;
        border-radius: 4px;
        margin-bottom: 12px;
    }

    .card-title {
        font-size: 20px;
        font-weight: 700;
        line-height: 1.45;
        color: var(--text);
        margin: 0 0 10px 0;
    }

    .card-title a {
        color: var(--text);
    }

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

    .card-meta {
        font-size: 13px;
        color: var(--text-secondary);
        margin-bottom: 12px;
        display: flex;
        align-items: center;
        gap: 8px;
    }

    .card-summary {
        font-size: 15px;
        line-height: 1.7;
        color: var(--text-secondary);
        margin-bottom: 16px;
    }

    .card-footer {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding-top: 14px;
        border-top: 1px solid var(--border);
    }

    /* 顶部促销条 */
    .promo-bar {
        background: var(--accent);
        color: #1A1208;
        font-size: 13px;
        font-weight: 600;
        text-align: center;
        padding: 8px 16px;
        line-height: 1.5;
        letter-spacing: 0.02em;
    }

    .promo-bar a {
        color: #1A1208;
        text-decoration: underline;
        font-weight: 700;
    }

    .promo-bar a:hover {
        color: var(--primary-deep);
    }

    /* 主栏导航 */
    .header-main {
        background: var(--surface);
        border-bottom: 1px solid var(--border);
        box-shadow: var(--shadow-sm);
        position: sticky;
        top: 0;
        z-index: 50;
    }

    .header-inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 24px;
        padding: 14px 0;
    }

    .logo {
        display: flex;
        align-items: center;
        gap: 10px;
        font-size: 22px;
        font-weight: 800;
        color: var(--primary);
        letter-spacing: -0.02em;
        white-space: nowrap;
    }

    .logo i {
        font-size: 24px;
        color: var(--accent);
    }

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

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

    .header-nav a {
        font-size: 15px;
        font-weight: 500;
        color: var(--text);
        padding: 8px 14px;
        border-radius: var(--radius-sm);
        transition: all var(--transition);
        position: relative;
    }

    .header-nav a:hover {
        color: var(--primary);
        background: var(--primary-tint);
    }

    .header-nav a.active {
        color: var(--primary);
        font-weight: 700;
    }

    .header-nav a.active::after {
        content: '';
        position: absolute;
        bottom: 2px;
        left: 50%;
        transform: translateX(-50%);
        width: 20px;
        height: 3px;
        background: var(--primary);
        border-radius: 2px;
    }

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

    .header-search {
        display: flex;
        align-items: center;
        gap: 8px;
        background: var(--bg);
        border: 1px solid var(--border);
        border-radius: var(--radius-pill);
        padding: 8px 16px;
        transition: all var(--transition);
    }

    .header-search:focus-within {
        border-color: var(--primary);
        box-shadow: 0 0 0 3px rgba(15,91,58,0.12);
    }

    .header-search input {
        border: none;
        background: transparent;
        font-size: 14px;
        color: var(--text);
        padding: 0;
        width: 140px;
        font-family: var(--font-cn);
    }

    .header-search input:focus {
        outline: none;
    }

    .header-search i {
        color: var(--text-secondary);
        font-size: 14px;
    }

    .icon-btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 40px;
        height: 40px;
        border-radius: 50%;
        border: 1px solid var(--border);
        background: var(--surface);
        color: var(--text-secondary);
        cursor: pointer;
        transition: all var(--transition);
        font-size: 16px;
    }

    .icon-btn:hover {
        border-color: var(--primary);
        color: var(--primary);
        background: var(--primary-tint);
    }

    .hamburger {
        display: none;
        background: transparent;
        border: 1px solid var(--border);
        border-radius: var(--radius-sm);
        width: 44px;
        height: 44px;
        cursor: pointer;
        align-items: center;
        justify-content: center;
        font-size: 20px;
        color: var(--text);
        transition: all var(--transition);
    }

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

    /* 移动端抽屉 */
    .mobile-drawer {
        display: none;
        position: fixed;
        top: 0;
        right: -320px;
        width: 300px;
        height: 100vh;
        background: var(--surface);
        z-index: 100;
        box-shadow: var(--shadow-lg);
        transition: right 0.3s ease;
        overflow-y: auto;
        padding: 24px;
    }

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

    .drawer-overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0,0,0,0.4);
        z-index: 90;
    }

    .drawer-overlay.open {
        display: block;
    }

    .drawer-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        margin-bottom: 24px;
    }

    .drawer-close {
        background: transparent;
        border: none;
        font-size: 24px;
        cursor: pointer;
        color: var(--text);
    }

    .drawer-nav a {
        display: block;
        font-size: 16px;
        font-weight: 600;
        color: var(--text);
        padding: 14px 0;
        border-bottom: 1px solid var(--border);
        transition: all var(--transition);
    }

    .drawer-nav a:hover {
        color: var(--primary);
        padding-left: 8px;
    }

    .drawer-nav a.active {
        color: var(--primary);
    }

    /* 分类页 Hero */
    .category-hero {
        background: var(--primary-tint);
        border-bottom: 1px solid var(--border);
        padding: 56px 0 48px;
    }

    .category-hero-inner {
        display: flex;
        align-items: center;
        gap: 40px;
    }

    .category-hero-text {
        flex: 1;
    }

    .category-hero-text h1 {
        font-size: clamp(30px, 4vw, 42px);
        font-weight: 800;
        line-height: 1.3;
        color: var(--text);
        margin: 0 0 16px 0;
        letter-spacing: -0.02em;
    }

    .category-hero-text .lead {
        font-size: 17px;
        line-height: 1.8;
        color: var(--text-secondary);
        margin: 0;
        max-width: 560px;
    }

    .category-hero-image {
        flex: 0 0 320px;
        border-radius: var(--radius-lg);
        overflow: hidden;
        box-shadow: var(--shadow-md);
        aspect-ratio: 4 / 3;
    }

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

    /* 焦点球星大卡 */
    .focus-card {
        background: var(--dark-bg);
        border-radius: var(--radius-lg);
        padding: 36px 40px;
        color: var(--text-inverse);
        display: flex;
        gap: 32px;
        align-items: center;
        box-shadow: var(--shadow-lg);
    }

    .focus-card-image {
        flex: 0 0 240px;
        border-radius: var(--radius-md);
        overflow: hidden;
        aspect-ratio: 3 / 4;
    }

    .focus-card-image img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .focus-card-content {
        flex: 1;
    }

    .focus-card-content h3 {
        font-size: 24px;
        font-weight: 700;
        color: var(--text-inverse);
        margin: 0 0 8px 0;
    }

    .focus-card-content .focus-meta {
        font-size: 14px;
        color: rgba(245,247,244,0.7);
        margin-bottom: 16px;
    }

    .focus-stats {
        display: flex;
        gap: 24px;
        flex-wrap: wrap;
        margin-bottom: 20px;
    }

    .focus-stat {
        text-align: center;
    }

    .focus-stat-number {
        font-family: var(--font-num);
        font-size: 32px;
        font-weight: 800;
        color: var(--accent);
        line-height: 1.2;
    }

    .focus-stat-label {
        font-size: 13px;
        color: rgba(245,247,244,0.7);
    }

    /* 数据速览 */
    .stat-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 20px;
    }

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

    .stat-card:hover {
        box-shadow: var(--shadow-md);
        border-color: var(--primary);
    }

    .stat-number {
        font-family: var(--font-num);
        font-size: 40px;
        font-weight: 800;
        color: var(--primary);
        line-height: 1.2;
        margin-bottom: 4px;
    }

    .stat-label {
        font-size: 14px;
        color: var(--text-secondary);
        font-weight: 500;
    }

    /* 文章卡片网格 */
    .article-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }

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

    .article-card:hover {
        box-shadow: var(--shadow-lg);
        transform: translateY(-2px);
        border-color: var(--primary);
    }

    .article-card .card-image {
        aspect-ratio: 16 / 9;
    }

    .article-card .card-body {
        flex: 1;
        display: flex;
        flex-direction: column;
    }

    .article-card .card-summary {
        flex: 1;
    }

    .article-date {
        font-size: 13px;
        color: var(--text-secondary);
        display: flex;
        align-items: center;
        gap: 6px;
    }

    /* 编辑推荐横向列表 */
    .editor-picks {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .editor-pick-item {
        display: flex;
        gap: 16px;
        background: var(--surface);
        border: 1px solid var(--border);
        border-radius: var(--radius-md);
        padding: 16px;
        transition: all var(--transition);
        align-items: center;
    }

    .editor-pick-item:hover {
        box-shadow: var(--shadow-sm);
        border-color: var(--primary);
    }

    .editor-pick-thumb {
        flex: 0 0 100px;
        border-radius: var(--radius-sm);
        overflow: hidden;
        aspect-ratio: 16 / 10;
    }

    .editor-pick-thumb img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .editor-pick-info h4 {
        font-size: 16px;
        font-weight: 700;
        margin: 0 0 4px 0;
        line-height: 1.4;
    }

    .editor-pick-info h4 a {
        color: var(--text);
    }

    .editor-pick-info h4 a:hover {
        color: var(--primary);
    }

    .editor-pick-info p {
        font-size: 13px;
        color: var(--text-secondary);
        margin: 0;
    }

    /* FAQ */
    .faq-list details {
        background: var(--surface);
        border: 1px solid var(--border);
        border-radius: var(--radius-md);
        margin-bottom: 12px;
        overflow: hidden;
        transition: all var(--transition);
    }

    .faq-list details:hover {
        border-color: var(--primary);
    }

    .faq-list summary {
        padding: 18px 24px;
        font-size: 16px;
        font-weight: 700;
        color: var(--text);
        cursor: pointer;
        list-style: none;
        display: flex;
        align-items: center;
        justify-content: space-between;
        transition: all var(--transition);
        user-select: none;
    }

    .faq-list summary::-webkit-details-marker {
        display: none;
    }

    .faq-list summary .faq-icon {
        font-size: 20px;
        color: var(--accent);
        font-weight: 700;
        transition: transform var(--transition);
    }

    .faq-list details[open] summary .faq-icon {
        transform: rotate(45deg);
    }

    .faq-list details[open] summary {
        background: var(--primary-tint);
        color: var(--primary);
    }

    .faq-answer {
        padding: 0 24px 20px;
        font-size: 15px;
        line-height: 1.75;
        color: var(--text-secondary);
    }

    /* 订阅CTA */
    .cta-section {
        background: var(--dark-bg);
        border-radius: var(--radius-lg);
        padding: 48px 40px;
        text-align: center;
        color: var(--text-inverse);
        box-shadow: var(--shadow-lg);
    }

    .cta-section h3 {
        font-size: 28px;
        font-weight: 700;
        color: var(--text-inverse);
        margin: 0 0 12px 0;
    }

    .cta-section p {
        font-size: 16px;
        line-height: 1.7;
        color: rgba(245,247,244,0.75);
        margin: 0 auto 24px;
        max-width: 500px;
    }

    .cta-form {
        display: flex;
        gap: 12px;
        justify-content: center;
        max-width: 480px;
        margin: 0 auto;
    }

    .cta-form input {
        flex: 1;
        padding: 14px 20px;
        border-radius: var(--radius-sm);
        border: 1px solid var(--dark-border);
        background: rgba(255,255,255,0.08);
        color: var(--text-inverse);
        font-size: 15px;
        font-family: var(--font-cn);
        transition: all var(--transition);
    }

    .cta-form input::placeholder {
        color: rgba(245,247,244,0.5);
    }

    .cta-form input:focus {
        outline: none;
        border-color: var(--accent);
        box-shadow: 0 0 0 3px rgba(232,137,44,0.25);
    }

    /* 页脚 */
    .site-footer {
        background: var(--dark-bg);
        color: var(--text-inverse);
        padding: 56px 0 32px;
    }

    .footer-grid {
        display: grid;
        grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
        gap: 32px;
        margin-bottom: 32px;
    }

    .footer-brand .logo {
        color: var(--text-inverse);
        margin-bottom: 12px;
    }

    .footer-brand p {
        font-size: 14px;
        line-height: 1.7;
        color: rgba(245,247,244,0.65);
        margin-bottom: 16px;
    }

    .footer-social {
        display: flex;
        gap: 12px;
    }

    .footer-social a {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 38px;
        height: 38px;
        border-radius: 50%;
        border: 1px solid var(--dark-border);
        color: rgba(245,247,244,0.7);
        font-size: 16px;
        transition: all var(--transition);
    }

    .footer-social a:hover {
        border-color: var(--accent);
        color: var(--accent);
        background: rgba(232,137,44,0.1);
    }

    .footer-col h4 {
        font-size: 16px;
        font-weight: 700;
        color: var(--text-inverse);
        margin: 0 0 16px 0;
    }

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

    .footer-col ul li {
        margin-bottom: 8px;
    }

    .footer-col ul li a {
        font-size: 14px;
        color: rgba(245,247,244,0.65);
        transition: all var(--transition);
    }

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

    .footer-subscribe h4 {
        font-size: 16px;
        font-weight: 700;
        color: var(--text-inverse);
        margin: 0 0 8px 0;
    }

    .footer-subscribe p {
        font-size: 14px;
        color: rgba(245,247,244,0.65);
        margin-bottom: 16px;
    }

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

    .footer-subscribe-form input {
        flex: 1;
        padding: 10px 14px;
        border-radius: var(--radius-sm);
        border: 1px solid var(--dark-border);
        background: rgba(255,255,255,0.08);
        color: var(--text-inverse);
        font-size: 14px;
        font-family: var(--font-cn);
    }

    .footer-subscribe-form input::placeholder {
        color: rgba(245,247,244,0.5);
    }

    .footer-subscribe-form input:focus {
        outline: none;
        border-color: var(--accent);
    }

    .footer-subscribe-form button {
        padding: 10px 20px;
        border-radius: var(--radius-sm);
        border: none;
        background: var(--accent);
        color: #1A1208;
        font-weight: 700;
        font-size: 14px;
        cursor: pointer;
        transition: all var(--transition);
        white-space: nowrap;
        font-family: var(--font-cn);
    }

    .footer-subscribe-form button:hover {
        background: var(--accent-deep);
    }

    .footer-bottom {
        border-top: 1px solid var(--dark-border);
        padding-top: 20px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 12px;
        font-size: 13px;
        color: rgba(245,247,244,0.5);
    }

    .footer-bottom .links a {
        color: rgba(245,247,244,0.5);
        transition: all var(--transition);
    }

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

    .sr-only {
        position: absolute;
        width: 1px;
        height: 1px;
        padding: 0;
        margin: -1px;
        overflow: hidden;
        clip: rect(0,0,0,0);
        white-space: nowrap;
        border-width: 0;
    }

    /* 响应式 */
    @media (max-width: 1024px) {
        :root {
            --section-pad: 56px;
        }
        .footer-grid {
            grid-template-columns: 1fr 1fr;
        }
        .stat-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .category-hero-inner {
            flex-direction: column;
            align-items: flex-start;
        }
        .category-hero-image {
            flex: 0 0 auto;
            width: 100%;
            max-width: 400px;
        }
        .focus-card {
            flex-direction: column;
            text-align: center;
        }
        .focus-card-image {
            flex: 0 0 auto;
            width: 180px;
            margin: 0 auto;
        }
        .focus-stats {
            justify-content: center;
        }
    }

    @media (max-width: 768px) {
        :root {
            --section-pad: 48px;
        }
        .section-title {
            font-size: 22px;
        }
        .header-nav {
            display: none;
        }
        .header-actions .header-search {
            display: none;
        }
        .hamburger {
            display: inline-flex;
        }
        .mobile-drawer {
            display: block;
        }
        .article-grid {
            grid-template-columns: 1fr;
        }
        .editor-picks {
            grid-template-columns: 1fr;
        }
        .cta-section {
            padding: 32px 24px;
        }
        .cta-form {
            flex-direction: column;
        }
        .cta-form input {
            width: 100%;
        }
        .footer-grid {
            grid-template-columns: 1fr;
            gap: 24px;
        }
        .footer-bottom {
            flex-direction: column;
            text-align: center;
        }
        .category-hero {
            padding: 36px 0 32px;
        }
        .stat-number {
            font-size: 32px;
        }
    }

    @media (max-width: 520px) {
        :root {
            --section-pad: 36px;
        }
        .section-wrapper {
            padding-left: 16px;
            padding-right: 16px;
        }
        .category-hero-text h1 {
            font-size: 26px;
        }
        .stat-grid {
            grid-template-columns: 1fr;
            gap: 12px;
        }
        .focus-card {
            padding: 24px 20px;
        }
        .focus-stat-number {
            font-size: 26px;
        }
        .article-card .card-body {
            padding: 16px 18px;
        }
        .card-title {
            font-size: 18px;
        }
    }

/* roulang page: category2 */
:root {
            --primary: #0F5B3A;
            --primary-deep: #0A4630;
            --primary-tint: #EFF4F0;
            --accent: #E8892C;
            --accent-deep: #C96F1A;
            --accent-tint: #FDF3E9;
            --bg: #F7F8F6;
            --surface: #FFFFFF;
            --text: #1E2A24;
            --text-secondary: #5B6B62;
            --text-inverse: #F5F7F4;
            --border: #DDE4DF;
            --dark-bg: #14241B;
            --dark-border: #2A3D33;
            --shadow-sm: 0 2px 10px rgba(0,0,0,0.05);
            --shadow-md: 0 6px 18px rgba(0,0,0,0.08);
            --shadow-lg: 0 12px 32px rgba(0,0,0,0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-pill: 999px;
            --font-cn: 'PingFang SC','Microsoft YaHei','Noto Sans SC',system-ui,-apple-system,sans-serif;
            --font-num: 'Inter','Roboto Condensed','PingFang SC','Microsoft YaHei',sans-serif;
            --section-pad: 72px;
            --section-pad-mobile: 48px;
            --transition: 0.25s cubic-bezier(0.4,0,0.2,1);
            --max-width: 1200px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text);
            background: var(--bg);
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover,
        a:focus {
            color: var(--primary-deep);
            text-decoration: none;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
            border-radius: 4px;
        }
        .section-wrapper {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .section-pad {
            padding-top: var(--section-pad);
            padding-bottom: var(--section-pad);
        }
        .section-alt {
            background: var(--surface);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .section-deep {
            background: var(--dark-bg);
            color: var(--text-inverse);
        }
        .section-tint {
            background: var(--primary-tint);
        }
        .section-title {
            font-size: clamp(26px, 3vw, 32px);
            font-weight: 700;
            line-height: 1.35;
            color: var(--text);
            margin: 0 0 12px 0;
            letter-spacing: -0.01em;
        }
        .section-subtitle {
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-secondary);
            margin: 0 0 28px 0;
            max-width: 680px;
        }
        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--accent);
            margin-bottom: 8px;
        }
        .section-header {
            margin-bottom: 36px;
        }
        .section-header.with-line {
            padding-left: 16px;
            border-left: 4px solid var(--primary);
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-family: var(--font-cn);
            font-size: 15px;
            font-weight: 600;
            line-height: 1;
            padding: 14px 30px;
            border-radius: var(--radius-sm);
            border: 2px solid transparent;
            cursor: pointer;
            transition: all var(--transition);
            text-decoration: none;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--primary);
            color: var(--text-inverse);
            border-color: var(--primary);
        }
        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--primary-deep);
            border-color: var(--primary-deep);
            color: var(--text-inverse);
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(15,91,58,0.28);
        }
        .btn-primary:active {
            transform: scale(0.98);
            box-shadow: none;
        }
        .btn-secondary {
            background: transparent;
            color: var(--primary);
            border-color: var(--primary);
        }
        .btn-secondary:hover,
        .btn-secondary:focus {
            background: var(--primary-tint);
            border-color: var(--primary);
            color: var(--primary-deep);
            transform: translateY(-2px);
        }
        .btn-secondary:active {
            transform: scale(0.98);
        }
        .btn-accent {
            background: var(--accent);
            color: #1A1208;
            border-color: var(--accent);
        }
        .btn-accent:hover,
        .btn-accent:focus {
            background: var(--accent-deep);
            border-color: var(--accent-deep);
            color: #1A1208;
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(232,137,44,0.3);
        }
        .btn-sm {
            padding: 10px 20px;
            font-size: 14px;
        }
        .btn-lg {
            padding: 16px 36px;
            font-size: 16px;
        }
        .text-link {
            color: var(--primary);
            font-weight: 600;
            border-bottom: 1px solid transparent;
            transition: all var(--transition);
        }
        .text-link:hover,
        .text-link:focus {
            color: var(--primary-deep);
            border-bottom-color: var(--primary-deep);
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0,0,0,0);
            white-space: nowrap;
            border: 0;
        }

        /* ---- Promo bar ---- */
        .promo-bar {
            background: var(--accent);
            color: #1A1208;
            font-size: 13px;
            font-weight: 600;
            text-align: center;
            padding: 8px 16px;
            line-height: 1.5;
            letter-spacing: 0.02em;
        }
        .promo-bar strong {
            font-weight: 700;
        }

        /* ---- Header / Nav ---- */
        .site-header {
            background: var(--surface);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 1px 0 rgba(0,0,0,0.02);
        }
        .header-main {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            padding: 14px 0;
            flex-wrap: wrap;
        }
        .logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.01em;
            white-space: nowrap;
        }
        .logo i {
            font-size: 24px;
            color: var(--accent);
        }
        .logo:hover,
        .logo:focus {
            color: var(--primary-deep);
        }
        .header-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
        }
        .header-nav a {
            display: inline-block;
            padding: 6px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            position: relative;
        }
        .header-nav a:hover {
            color: var(--primary);
            background: var(--primary-tint);
        }
        .header-nav a.active {
            color: var(--primary);
            font-weight: 700;
        }
        .header-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .header-search {
            display: flex;
            align-items: center;
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-pill);
            padding: 0 12px;
            height: 38px;
            min-width: 200px;
            transition: border-color var(--transition);
        }
        .header-search input {
            border: none;
            background: transparent;
            font-family: var(--font-cn);
            font-size: 14px;
            color: var(--text);
            padding: 0 8px;
            width: 100%;
            outline: none;
        }
        .header-search:focus-within {
            border-color: var(--primary);
        }
        .header-search i {
            color: var(--text-secondary);
            font-size: 14px;
        }
        .icon-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            border: 1px solid var(--border);
            color: var(--text-secondary);
            background: var(--surface);
            transition: all var(--transition);
            font-size: 15px;
            cursor: pointer;
        }
        .icon-btn:hover {
            background: var(--primary-tint);
            color: var(--primary);
            border-color: var(--primary);
        }
        .hamburger {
            display: none;
            flex-direction: column;
            justify-content: center;
            gap: 4px;
            width: 40px;
            height: 38px;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            cursor: pointer;
            padding: 0 10px;
            transition: all var(--transition);
        }
        .hamburger span {
            display: block;
            height: 2px;
            background: var(--text);
            border-radius: 1px;
            transition: all var(--transition);
        }
        .hamburger:hover {
            border-color: var(--primary);
        }
        .mobile-drawer {
            display: none;
            position: fixed;
            top: 0;
            right: -300px;
            width: 280px;
            height: 100vh;
            background: var(--surface);
            z-index: 200;
            box-shadow: var(--shadow-lg);
            padding: 24px;
            transition: right 0.3s cubic-bezier(0.4,0,0.2,1);
            overflow-y: auto;
        }
        .mobile-drawer.open {
            right: 0;
        }
        .mobile-drawer .drawer-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 20px;
        }
        .mobile-drawer .drawer-close {
            background: none;
            border: none;
            font-size: 22px;
            cursor: pointer;
            color: var(--text-secondary);
            padding: 4px 8px;
        }
        .mobile-drawer nav {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        .mobile-drawer nav a {
            display: block;
            padding: 12px 16px;
            font-size: 16px;
            font-weight: 500;
            color: var(--text);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
        }
        .mobile-drawer nav a:hover {
            background: var(--primary-tint);
            color: var(--primary);
        }
        .mobile-drawer nav a.active {
            background: var(--primary-tint);
            color: var(--primary);
            font-weight: 700;
        }
        .drawer-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0,0,0,0.45);
            z-index: 150;
        }
        .drawer-overlay.show {
            display: block;
        }

        /* ---- Breadcrumb ---- */
        .breadcrumb {
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 16px;
        }
        .breadcrumb a {
            color: var(--text-secondary);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb .sep {
            margin: 0 8px;
            color: var(--border);
        }

        /* ---- Category Hero ---- */
        .category-hero {
            background: linear-gradient(135deg, var(--primary-tint) 0%, #F3F9F5 60%, #FFFFFF 100%);
            border-bottom: 1px solid var(--border);
            padding: 48px 0 40px;
        }
        .category-hero-inner {
            display: flex;
            align-items: flex-start;
            gap: 48px;
            flex-wrap: wrap;
        }
        .category-hero-text {
            flex: 1 1 55%;
            min-width: 0;
        }
        .category-hero-text h1 {
            font-size: clamp(32px, 4vw, 42px);
            font-weight: 700;
            line-height: 1.3;
            color: var(--text);
            margin: 0 0 16px 0;
            letter-spacing: -0.02em;
        }
        .category-hero-text .lead {
            font-size: 17px;
            line-height: 1.8;
            color: var(--text-secondary);
            margin: 0 0 24px 0;
            max-width: 640px;
        }
        .hero-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 8px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-pill);
            padding: 6px 16px;
            font-size: 13px;
            font-weight: 600;
            color: var(--text-secondary);
            transition: all var(--transition);
        }
        .hero-badge i {
            color: var(--accent);
            font-size: 13px;
        }
        .category-hero-visual {
            flex: 0 0 320px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            position: relative;
            aspect-ratio: 16/10;
            background: var(--primary-tint);
        }
        .category-hero-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .category-hero-visual:hover img {
            transform: scale(1.03);
        }
        .category-hero-visual .img-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 16px;
            background: linear-gradient(transparent, rgba(20,36,27,0.75));
            color: var(--text-inverse);
            font-size: 13px;
            font-weight: 600;
        }

        /* ---- Column intro ---- */
        .column-intro-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 20px;
            margin-top: 28px;
        }
        .intro-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            transition: all var(--transition);
        }
        .intro-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
            border-color: var(--primary);
        }
        .intro-card .icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            background: var(--primary-tint);
            color: var(--primary);
            font-size: 18px;
            margin-bottom: 14px;
        }
        .intro-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin: 0 0 8px 0;
            color: var(--text);
        }
        .intro-card p {
            font-size: 14px;
            line-height: 1.75;
            color: var(--text-secondary);
            margin: 0;
        }

        /* ---- Main list cards ---- */
        .data-list-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .data-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .data-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: var(--primary);
        }
        .data-card-img {
            aspect-ratio: 16/9;
            overflow: hidden;
            position: relative;
            background: var(--primary-tint);
        }
        .data-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.45s ease;
        }
        .data-card:hover .data-card-img img {
            transform: scale(1.04);
        }
        .data-card-img .tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--primary);
            color: var(--text-inverse);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.03em;
        }
        .data-card-body {
            padding: 22px 24px 20px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .data-card-body .date {
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .data-card-body .date i {
            color: var(--accent);
            font-size: 12px;
        }
        .data-card-body h3 {
            font-size: 19px;
            font-weight: 700;
            line-height: 1.45;
            margin: 0 0 12px 0;
            color: var(--text);
        }
        .data-card-body h3 a {
            color: var(--text);
        }
        .data-card-body h3 a:hover {
            color: var(--primary);
        }
        .data-card-body p {
            font-size: 14px;
            line-height: 1.75;
            color: var(--text-secondary);
            margin: 0 0 16px 0;
            flex: 1;
        }
        .card-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: auto;
        }
        .read-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            border-bottom: 1px solid transparent;
            transition: all var(--transition);
        }
        .read-more:hover {
            color: var(--primary-deep);
            border-bottom-color: var(--primary-deep);
            gap: 10px;
        }
        .data-card.no-img .data-card-body {
            padding-top: 24px;
        }
        .data-card.no-img {
            border-left: 4px solid var(--primary);
        }

        /* ---- Data snapshot ---- */
        .snapshot-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-top: 12px;
        }
        .snapshot-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            transition: all var(--transition);
        }
        .snapshot-card:hover {
            box-shadow: var(--shadow-sm);
            border-color: var(--primary);
        }
        .snapshot-card .snapshot-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-secondary);
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .snapshot-card .snapshot-label i {
            color: var(--accent);
        }
        .snapshot-value {
            font-family: var(--font-num);
            font-size: 40px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
            margin-bottom: 16px;
        }
        .snapshot-value .unit {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-secondary);
            margin-left: 4px;
        }
        .progress-bar-wrap {
            background: var(--bg);
            border-radius: var(--radius-pill);
            height: 10px;
            overflow: hidden;
            margin-bottom: 8px;
        }
        .progress-bar-fill {
            height: 100%;
            border-radius: var(--radius-pill);
            background: var(--primary);
            transition: width 0.6s ease;
        }
        .progress-bar-fill.accent {
            background: var(--accent);
        }
        .progress-meta {
            display: flex;
            justify-content: space-between;
            font-size: 13px;
            color: var(--text-secondary);
        }
        .rank-list {
            list-style: none;
            margin: 8px 0 0;
            padding: 0;
        }
        .rank-list li {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 8px 0;
            border-bottom: 1px solid var(--border);
            font-size: 14px;
            color: var(--text-secondary);
        }
        .rank-list li:last-child {
            border-bottom: none;
        }
        .rank-list .rank-num {
            font-family: var(--font-num);
            font-weight: 700;
            font-size: 15px;
            color: var(--primary);
            min-width: 24px;
            text-align: center;
        }
        .rank-list .rank-value {
            margin-left: auto;
            font-weight: 600;
            color: var(--text);
        }
        .trend-indicator {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
        }
        .trend-indicator.up {
            color: var(--primary);
        }
        .trend-indicator.down {
            color: #C0392B;
        }
        .trend-indicator i {
            font-size: 14px;
        }

        /* ---- Editor's pick ---- */
        .editor-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .editor-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition);
            cursor: pointer;
        }
        .editor-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .editor-card-img {
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--primary-tint);
        }
        .editor-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.45s ease;
        }
        .editor-card:hover .editor-card-img img {
            transform: scale(1.05);
        }
        .editor-card-body {
            padding: 18px 20px 20px;
        }
        .editor-card-body .editor-tag {
            font-size: 12px;
            font-weight: 600;
            color: var(--accent);
            text-transform: uppercase;
            letter-spacing: 0.05em;
            margin-bottom: 6px;
        }
        .editor-card-body h4 {
            font-size: 16px;
            font-weight: 700;
            line-height: 1.5;
            margin: 0 0 8px 0;
            color: var(--text);
        }
        .editor-card-body p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0;
        }

        /* ---- Topics ---- */
        .topics-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .topic-tag {
            display: inline-block;
            background: var(--primary-tint);
            color: var(--primary);
            font-size: 14px;
            font-weight: 500;
            padding: 8px 18px;
            border-radius: var(--radius-pill);
            border: 1px solid transparent;
            transition: all var(--transition);
            cursor: default;
        }
        .topic-tag:hover {
            border-color: var(--primary);
            background: var(--surface);
            color: var(--primary-deep);
            transform: translateY(-1px);
        }

        /* ---- FAQ ---- */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 24px;
            cursor: pointer;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            font-family: var(--font-cn);
            font-size: 16px;
            font-weight: 700;
            color: var(--text);
            transition: all var(--transition);
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-question .faq-icon {
            font-size: 18px;
            color: var(--accent);
            transition: transform var(--transition);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 24px;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }
        .faq-answer p {
            font-size: 15px;
            line-height: 1.8;
            color: var(--text-secondary);
            margin: 0;
        }

        /* ---- Subscribe CTA ---- */
        .cta-panel {
            background: var(--dark-bg);
            border-radius: var(--radius-lg);
            padding: 56px 48px;
            text-align: center;
            color: var(--text-inverse);
            position: relative;
            overflow: hidden;
        }
        .cta-panel::before {
            content: '';
            position: absolute;
            top: -60%;
            right: -20%;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: rgba(15,91,58,0.3);
            pointer-events: none;
        }
        .cta-panel::after {
            content: '';
            position: absolute;
            bottom: -40%;
            left: -10%;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(232,137,44,0.15);
            pointer-events: none;
        }
        .cta-panel h2 {
            font-size: clamp(26px, 3vw, 32px);
            font-weight: 700;
            line-height: 1.35;
            color: var(--text-inverse);
            margin: 0 0 12px 0;
            position: relative;
            z-index: 1;
        }
        .cta-panel p {
            font-size: 16px;
            line-height: 1.75;
            color: rgba(245,247,244,0.75);
            max-width: 560px;
            margin: 0 auto 28px;
            position: relative;
            z-index: 1;
        }
        .cta-panel .cta-actions {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }
        .cta-panel .btn-accent {
            background: var(--accent);
            color: #1A1208;
            border-color: var(--accent);
            font-weight: 700;
            padding: 16px 36px;
            font-size: 16px;
        }
        .cta-panel .btn-accent:hover {
            background: var(--accent-deep);
            border-color: var(--accent-deep);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(232,137,44,0.35);
        }
        .cta-panel .btn-ghost-light {
            background: transparent;
            color: var(--text-inverse);
            border-color: rgba(245,247,244,0.4);
            padding: 16px 36px;
            font-size: 16px;
            font-weight: 600;
        }
        .cta-panel .btn-ghost-light:hover {
            background: rgba(245,247,244,0.1);
            border-color: var(--text-inverse);
            color: var(--text-inverse);
            transform: translateY(-2px);
        }

        /* ---- Footer ---- */
        .site-footer {
            background: var(--dark-bg);
            color: var(--text-inverse);
            padding: 56px 0 0;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid var(--dark-border);
        }
        .footer-brand .logo {
            color: var(--text-inverse);
            font-size: 20px;
            margin-bottom: 16px;
        }
        .footer-brand .logo i {
            color: var(--accent);
            font-size: 22px;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(245,247,244,0.65);
            margin: 0 0 16px;
            max-width: 300px;
        }
        .footer-social {
            display: flex;
            gap: 10px;
        }
        .footer-social a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            border: 1px solid var(--dark-border);
            color: rgba(245,247,244,0.7);
            font-size: 15px;
            transition: all var(--transition);
        }
        .footer-social a:hover {
            background: var(--primary);
            border-color: var(--primary);
            color: var(--text-inverse);
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-inverse);
            margin: 0 0 16px 0;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul a {
            font-size: 14px;
            color: rgba(245,247,244,0.65);
            transition: all var(--transition);
        }
        .footer-col ul a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .footer-subscribe h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-inverse);
            margin: 0 0 12px 0;
        }
        .footer-subscribe p {
            font-size: 13px;
            color: rgba(245,247,244,0.6);
            margin: 0 0 14px;
        }
        .footer-subscribe-form {
            display: flex;
            gap: 8px;
        }
        .footer-subscribe-form input {
            flex: 1;
            padding: 10px 16px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--dark-border);
            background: rgba(245,247,244,0.08);
            color: var(--text-inverse);
            font-size: 14px;
            font-family: var(--font-cn);
            outline: none;
            transition: border-color var(--transition);
        }
        .footer-subscribe-form input:focus {
            border-color: var(--accent);
        }
        .footer-subscribe-form input::placeholder {
            color: rgba(245,247,244,0.4);
        }
        .footer-subscribe-form button {
            padding: 10px 20px;
            background: var(--accent);
            color: #1A1208;
            border: none;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 14px;
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .footer-subscribe-form button:hover {
            background: var(--accent-deep);
            transform: translateY(-1px);
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding: 20px 0;
            font-size: 13px;
            color: rgba(245,247,244,0.5);
        }
        .footer-bottom .links {
            display: flex;
            gap: 12px;
        }
        .footer-bottom .links a {
            color: rgba(245,247,244,0.6);
            font-size: 13px;
        }
        .footer-bottom .links a:hover {
            color: var(--accent);
        }

        /* ---- Responsive ---- */
        @media (max-width: 1023px) {
            .header-nav {
                gap: 0;
            }
            .header-nav a {
                padding: 6px 10px;
                font-size: 14px;
            }
            .header-search {
                min-width: 150px;
            }
            .data-list-grid {
                grid-template-columns: 1fr;
            }
            .snapshot-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .editor-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .category-hero-inner {
                gap: 32px;
            }
            .category-hero-visual {
                flex: 0 0 260px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            :root {
                --section-pad: 56px;
            }
        }
        @media (max-width: 767px) {
            .header-main {
                flex-wrap: nowrap;
                gap: 12px;
                padding: 10px 0;
            }
            .header-nav {
                display: none;
            }
            .header-search {
                display: none;
            }
            .header-actions .icon-btn {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .mobile-drawer {
                display: block;
            }
            .header-actions {
                gap: 8px;
            }
            .header-actions .btn {
                padding: 8px 16px;
                font-size: 13px;
            }
            .category-hero {
                padding: 32px 0 28px;
            }
            .category-hero-text h1 {
                font-size: 28px;
            }
            .category-hero-visual {
                flex: 0 0 100%;
                aspect-ratio: 16/9;
            }
            .snapshot-grid {
                grid-template-columns: 1fr;
            }
            .editor-grid {
                grid-template-columns: 1fr;
            }
            .data-list-grid {
                gap: 16px;
            }
            .cta-panel {
                padding: 36px 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .footer-bottom .links {
                flex-wrap: wrap;
                justify-content: center;
            }
            :root {
                --section-pad: 40px;
            }
            .section-title {
                font-size: 24px;
            }
            .faq-question {
                padding: 14px 18px;
                font-size: 15px;
            }
        }
        @media (max-width: 480px) {
            .promo-bar {
                font-size: 12px;
                padding: 6px 12px;
            }
            .header-actions .btn span {
                display: none;
            }
            .header-actions .btn {
                padding: 8px 12px;
            }
            .category-hero-text h1 {
                font-size: 24px;
            }
            .section-wrapper {
                padding-left: 16px;
                padding-right: 16px;
            }
            .data-card-body {
                padding: 16px 18px 16px;
            }
            .data-card-body h3 {
                font-size: 17px;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #0F5B3A;
            --primary-deep: #0A4630;
            --primary-tint: #EFF4F0;
            --accent: #E8892C;
            --accent-deep: #C96F1A;
            --accent-tint: #FDF3E9;
            --bg: #F7F8F6;
            --surface: #FFFFFF;
            --text: #1E2A24;
            --text-secondary: #5B6B62;
            --text-inverse: #F5F7F4;
            --border: #DDE4DF;
            --dark-bg: #14241B;
            --dark-border: #2A3D33;
            --shadow-sm: 0 2px 10px rgba(0,0,0,0.05);
            --shadow-md: 0 6px 18px rgba(0,0,0,0.08);
            --shadow-lg: 0 12px 32px rgba(0,0,0,0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-pill: 999px;
            --font-cn: 'PingFang SC','Microsoft YaHei','Noto Sans SC',system-ui,-apple-system,sans-serif;
            --font-num: 'Inter','Roboto Condensed','PingFang SC','Microsoft YaHei',sans-serif;
            --section-pad: 72px;
            --section-pad-mobile: 48px;
            --transition: 0.25s cubic-bezier(0.4,0,0.2,1);
            --max-width: 1200px;
        }

        @media (max-width: 767px) {
            :root {
                --section-pad: 48px;
            }
        }

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

        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text);
            background: var(--bg);
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

        a:hover,
        a:focus {
            color: var(--primary-deep);
            text-decoration: none;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .section-wrapper {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .section-pad {
            padding-top: var(--section-pad);
            padding-bottom: var(--section-pad);
        }

        .section-alt {
            background: var(--surface);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

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

        .section-tint {
            background: var(--primary-tint);
        }

        .section-title {
            font-size: clamp(26px, 3vw, 32px);
            font-weight: 700;
            line-height: 1.35;
            color: var(--text);
            margin: 0 0 12px 0;
            letter-spacing: -0.01em;
        }

        .section-subtitle {
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-secondary);
            margin: 0 0 28px 0;
            max-width: 680px;
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--accent);
            margin-bottom: 8px;
        }

        .section-header {
            margin-bottom: 36px;
        }

        .section-header.with-line {
            padding-left: 16px;
            border-left: 4px solid var(--primary);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-family: var(--font-cn);
            font-size: 15px;
            font-weight: 600;
            line-height: 1;
            padding: 14px 30px;
            border-radius: var(--radius-sm);
            border: 2px solid transparent;
            cursor: pointer;
            transition: all var(--transition);
            text-decoration: none;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--primary);
            color: var(--text-inverse);
            border-color: var(--primary);
        }

        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--primary-deep);
            border-color: var(--primary-deep);
            color: var(--text-inverse);
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(15,91,58,0.28);
        }

        .btn-primary:active {
            transform: scale(0.98);
            box-shadow: none;
        }

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

        .btn-secondary:hover,
        .btn-secondary:focus {
            background: var(--primary-tint);
            border-color: var(--primary);
            color: var(--primary-deep);
            transform: translateY(-2px);
        }

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

        .btn-accent {
            background: var(--accent);
            color: #1A1208;
            border-color: var(--accent);
        }

        .btn-accent:hover,
        .btn-accent:focus {
            background: var(--accent-deep);
            border-color: var(--accent-deep);
            color: #1A1208;
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(232,137,44,0.3);
        }

        .btn-sm {
            padding: 10px 20px;
            font-size: 14px;
        }

        .btn-lg {
            padding: 16px 36px;
            font-size: 16px;
        }

        .btn-block {
            width: 100%;
            justify-content: center;
        }

        .text-link {
            color: var(--primary);
            font-weight: 600;
            border-bottom: 1px solid transparent;
            transition: all var(--transition);
            padding-bottom: 2px;
        }

        .text-link:hover,
        .text-link:focus {
            color: var(--primary-deep);
            border-bottom-color: var(--primary-deep);
        }

        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0,0,0,0);
            white-space: nowrap;
            border: 0;
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--surface);
            box-shadow: 0 1px 0 var(--border);
        }

        .promo-bar {
            background: var(--accent);
            color: #1A1208;
            font-size: 13px;
            font-weight: 500;
            padding: 7px 0;
            line-height: 1.4;
        }

        .promo-bar .section-wrapper {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .promo-bar .promo-icon {
            font-size: 14px;
        }

        .promo-bar a {
            color: #1A1208;
            font-weight: 700;
            border-bottom: 1px solid rgba(26,18,8,0.35);
            padding-bottom: 1px;
        }

        .promo-bar a:hover {
            color: #0A4630;
            border-bottom-color: #0A4630;
        }

        .main-bar {
            background: var(--surface);
            border-bottom: 1px solid var(--border);
            padding: 14px 0;
            transition: padding var(--transition);
        }

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

        .logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-cn);
            font-size: 22px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.02em;
            transition: color var(--transition);
            flex-shrink: 0;
        }

        .logo i {
            font-size: 26px;
            color: var(--accent);
        }

        .logo:hover,
        .logo:focus {
            color: var(--primary-deep);
        }

        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 20px;
            flex: 1;
            justify-content: flex-end;
        }

        .header-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .header-nav a {
            display: inline-block;
            padding: 10px 14px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            position: relative;
        }

        .header-nav a:hover {
            color: var(--primary);
            background: var(--primary-tint);
        }

        .header-nav a.active {
            color: var(--primary);
            background: var(--primary-tint);
        }

        .header-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }

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

        .search-form {
            display: flex;
            align-items: center;
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-pill);
            padding: 0 14px;
            height: 40px;
            transition: all var(--transition);
            min-width: 180px;
        }

        .search-form:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(15,91,58,0.12);
            background: var(--surface);
        }

        .search-form input {
            border: none;
            background: transparent;
            outline: none;
            font-family: var(--font-cn);
            font-size: 14px;
            color: var(--text);
            width: 100%;
            padding: 0 8px 0 0;
        }

        .search-form button {
            background: none;
            border: none;
            color: var(--text-secondary);
            font-size: 15px;
            cursor: pointer;
            padding: 0;
            transition: color var(--transition);
        }

        .search-form button:hover {
            color: var(--primary);
        }

        .icon-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            border: 1px solid var(--border);
            background: var(--surface);
            color: var(--text-secondary);
            font-size: 16px;
            cursor: pointer;
            transition: all var(--transition);
        }

        .icon-btn:hover {
            color: var(--primary);
            border-color: var(--primary);
            background: var(--primary-tint);
        }

        .hamburger {
            display: none;
            background: none;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            width: 42px;
            height: 42px;
            font-size: 18px;
            color: var(--text);
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: all var(--transition);
        }

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

        .mobile-drawer {
            display: none;
            position: fixed;
            top: 0;
            right: 0;
            bottom: 0;
            width: 300px;
            max-width: 85vw;
            background: var(--surface);
            box-shadow: -8px 0 32px rgba(0,0,0,0.18);
            z-index: 1000;
            padding: 20px;
            transform: translateX(100%);
            transition: transform 0.3s cubic-bezier(0.4,0,0.2,1);
            overflow-y: auto;
        }

        .mobile-drawer.open {
            transform: translateX(0);
        }

        .drawer-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(20,36,27,0.5);
            z-index: 999;
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .drawer-overlay.visible {
            display: block;
            opacity: 1;
        }

        .drawer-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 20px;
            padding-bottom: 14px;
            border-bottom: 1px solid var(--border);
        }

        .drawer-close {
            background: none;
            border: none;
            font-size: 20px;
            color: var(--text-secondary);
            cursor: pointer;
            padding: 4px;
        }

        .drawer-nav {
            display: flex;
            flex-direction: column;
            gap: 4px;
            margin-bottom: 20px;
        }

        .drawer-nav a {
            padding: 12px 14px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
        }

        .drawer-nav a:hover {
            background: var(--primary-tint);
            color: var(--primary);
        }

        .drawer-nav a.active {
            background: var(--primary);
            color: var(--text-inverse);
        }

        .drawer-search {
            margin-bottom: 16px;
        }

        .drawer-search .search-form {
            width: 100%;
            min-width: 0;
        }

        .drawer-cta {
            width: 100%;
        }

        /* Category Hero */
        .category-hero {
            background: var(--surface);
            border-bottom: 1px solid var(--border);
            padding: 56px 0 48px;
            position: relative;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
        }

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

        .category-hero-content h1 {
            font-size: clamp(30px, 4vw, 40px);
            font-weight: 800;
            line-height: 1.25;
            color: var(--text);
            margin: 0 0 16px 0;
            letter-spacing: -0.02em;
        }

        .category-hero-content .hero-desc {
            font-size: 17px;
            line-height: 1.8;
            color: var(--text-secondary);
            margin: 0 0 24px 0;
            max-width: 520px;
        }

        .category-hero-content .hero-stats {
            display: flex;
            gap: 28px;
            flex-wrap: wrap;
        }

        .hero-stat {
            display: flex;
            flex-direction: column;
        }

        .hero-stat-number {
            font-family: var(--font-num);
            font-size: 28px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
        }

        .hero-stat-label {
            font-size: 13px;
            color: var(--text-secondary);
            margin-top: 4px;
        }

        .category-hero-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            aspect-ratio: 16/10;
            background: var(--primary-tint);
            position: relative;
        }

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

        .category-hero-image .image-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 20px 24px;
            background: linear-gradient(transparent, rgba(20,36,27,0.75));
            color: var(--text-inverse);
            font-size: 13px;
            font-weight: 500;
        }

        /* Article card grid */
        .article-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

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

        .article-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: #CFDAD3;
        }

        .article-card-image {
            aspect-ratio: 16/9;
            background: var(--primary-tint);
            overflow: hidden;
            position: relative;
        }

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

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

        .article-card-category {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--primary);
            color: var(--text-inverse);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.02em;
        }

        .article-card-body {
            padding: 22px 24px 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .article-card-date {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 10px;
        }

        .article-card-date i {
            font-size: 12px;
            color: var(--accent);
        }

        .article-card-title {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.45;
            color: var(--text);
            margin: 0 0 10px 0;
            letter-spacing: -0.01em;
        }

        .article-card-title a {
            color: var(--text);
            transition: color var(--transition);
        }

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

        .article-card-excerpt {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-secondary);
            margin: 0 0 16px 0;
            flex: 1;
        }

        .article-card-readmore {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            transition: all var(--transition);
            align-self: flex-start;
        }

        .article-card-readmore i {
            font-size: 12px;
            transition: transform var(--transition);
        }

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

        .article-card-readmore:hover i {
            transform: translateX(4px);
        }

        /* Editor picks */
        .editor-picks-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .editor-pick {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 24px;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .editor-pick:hover {
            box-shadow: var(--shadow-sm);
            border-color: #CFDAD3;
            transform: translateY(-2px);
        }

        .editor-pick-rank {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--accent-tint);
            color: var(--accent-deep);
            font-weight: 700;
            font-size: 15px;
            font-family: var(--font-num);
        }

        .editor-pick-title {
            font-size: 16px;
            font-weight: 700;
            line-height: 1.5;
            color: var(--text);
            margin: 0;
        }

        .editor-pick-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0;
            flex: 1;
        }

        .editor-pick-meta {
            font-size: 12px;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        /* Data snapshot */
        .data-snapshot-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .data-snapshot-item {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            text-align: center;
            transition: all var(--transition);
        }

        .data-snapshot-item:hover {
            box-shadow: var(--shadow-sm);
            border-color: #CFDAD3;
        }

        .data-snapshot-number {
            font-family: var(--font-num);
            font-size: clamp(32px, 4vw, 42px);
            font-weight: 700;
            color: var(--primary);
            line-height: 1.1;
            margin-bottom: 8px;
        }

        .data-snapshot-label {
            font-size: 14px;
            color: var(--text-secondary);
            font-weight: 500;
        }

        .data-snapshot-sub {
            font-size: 12px;
            color: var(--text-secondary);
            opacity: 0.7;
            margin-top: 4px;
        }

        .data-progress-row {
            margin-top: 24px;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .data-progress-item {
            display: grid;
            grid-template-columns: 120px 1fr 60px;
            gap: 16px;
            align-items: center;
        }

        .data-progress-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text);
        }

        .data-progress-bar {
            height: 10px;
            background: var(--bg);
            border-radius: var(--radius-pill);
            overflow: hidden;
        }

        .data-progress-fill {
            height: 100%;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            border-radius: var(--radius-pill);
            transition: width 0.6s ease;
        }

        .data-progress-value {
            font-family: var(--font-num);
            font-size: 15px;
            font-weight: 700;
            color: var(--primary);
            text-align: right;
        }

        /* Tags cloud */
        .tags-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .tag-pill {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 18px;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-pill);
            font-size: 14px;
            font-weight: 500;
            color: var(--text);
            cursor: pointer;
            transition: all var(--transition);
        }

        .tag-pill:hover {
            background: var(--primary);
            border-color: var(--primary);
            color: var(--text-inverse);
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(15,91,58,0.25);
        }

        .tag-pill .tag-count {
            font-size: 12px;
            background: var(--primary-tint);
            color: var(--primary);
            border-radius: var(--radius-pill);
            padding: 2px 8px;
            font-weight: 600;
            transition: all var(--transition);
        }

        .tag-pill:hover .tag-count {
            background: rgba(255,255,255,0.2);
            color: var(--text-inverse);
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition);
        }

        .faq-item:hover {
            border-color: #CFDAD3;
            box-shadow: var(--shadow-sm);
        }

        .faq-item summary {
            list-style: none;
            cursor: pointer;
            padding: 18px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            font-size: 16px;
            font-weight: 700;
            color: var(--text);
            transition: color var(--transition);
            user-select: none;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

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

        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--primary-tint);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 700;
            transition: all var(--transition);
        }

        .faq-item[open] .faq-icon {
            background: var(--primary);
            color: var(--text-inverse);
            transform: rotate(45deg);
        }

        .faq-answer {
            padding: 0 24px 20px;
            font-size: 15px;
            line-height: 1.75;
            color: var(--text-secondary);
        }

        /* Subscribe CTA */
        .subscribe-section {
            background: var(--dark-bg);
            color: var(--text-inverse);
            padding: 64px 0;
            position: relative;
            overflow: hidden;
        }

        .subscribe-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 300px;
            height: 300px;
            background: rgba(232,137,44,0.12);
            border-radius: 50%;
        }

        .subscribe-section::after {
            content: '';
            position: absolute;
            bottom: -80px;
            left: -40px;
            width: 250px;
            height: 250px;
            background: rgba(15,91,58,0.25);
            border-radius: 50%;
        }

        .subscribe-inner {
            position: relative;
            z-index: 1;
            max-width: 640px;
            margin: 0 auto;
            text-align: center;
        }

        .subscribe-inner h2 {
            font-size: clamp(24px, 3vw, 30px);
            font-weight: 700;
            color: var(--text-inverse);
            margin: 0 0 12px 0;
        }

        .subscribe-inner p {
            font-size: 15px;
            line-height: 1.75;
            color: rgba(245,247,244,0.75);
            margin: 0 0 24px 0;
        }

        .subscribe-form-inline {
            display: flex;
            gap: 10px;
            max-width: 480px;
            margin: 0 auto;
        }

        .subscribe-form-inline input {
            flex: 1;
            padding: 14px 20px;
            border-radius: var(--radius-sm);
            border: 2px solid var(--dark-border);
            background: rgba(255,255,255,0.08);
            color: var(--text-inverse);
            font-family: var(--font-cn);
            font-size: 15px;
            outline: none;
            transition: all var(--transition);
            min-width: 0;
        }

        .subscribe-form-inline input::placeholder {
            color: rgba(245,247,244,0.5);
        }

        .subscribe-form-inline input:focus {
            border-color: var(--accent);
            background: rgba(255,255,255,0.12);
        }

        .subscribe-form-inline .btn {
            flex-shrink: 0;
        }

        .subscribe-note {
            font-size: 12px;
            color: rgba(245,247,244,0.55);
            margin-top: 12px;
        }

        /* Footer */
        .site-footer {
            background: var(--dark-bg);
            color: var(--text-inverse);
            padding-top: 56px;
            padding-bottom: 0;
            border-top: 1px solid var(--dark-border);
        }

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

        .footer-brand .logo {
            color: var(--text-inverse);
            margin-bottom: 16px;
            font-size: 20px;
        }

        .footer-brand .logo i {
            color: var(--accent);
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.75;
            color: rgba(245,247,244,0.7);
            margin: 0 0 16px 0;
            max-width: 280px;
        }

        .footer-social {
            display: flex;
            gap: 10px;
        }

        .footer-social a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255,255,255,0.08);
            color: rgba(245,247,244,0.7);
            font-size: 16px;
            transition: all var(--transition);
        }

        .footer-social a:hover {
            background: var(--primary);
            color: var(--text-inverse);
            transform: translateY(-2px);
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-inverse);
            margin: 0 0 16px 0;
            letter-spacing: 0.02em;
        }

        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-col ul a {
            color: rgba(245,247,244,0.65);
            font-size: 14px;
            transition: all var(--transition);
            padding: 2px 0;
            display: inline-block;
        }

        .footer-col ul a:hover {
            color: var(--accent);
            transform: translateX(3px);
        }

        .footer-subscribe h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-inverse);
            margin: 0 0 12px 0;
        }

        .footer-subscribe p {
            font-size: 14px;
            color: rgba(245,247,244,0.65);
            margin: 0 0 16px 0;
            line-height: 1.6;
        }

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

        .footer-subscribe-form input {
            flex: 1;
            padding: 10px 14px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--dark-border);
            background: rgba(255,255,255,0.06);
            color: var(--text-inverse);
            font-family: var(--font-cn);
            font-size: 13px;
            outline: none;
            transition: all var(--transition);
            min-width: 0;
        }

        .footer-subscribe-form input:focus {
            border-color: var(--accent);
            background: rgba(255,255,255,0.1);
        }

        .footer-subscribe-form input::placeholder {
            color: rgba(245,247,244,0.4);
        }

        .footer-subscribe-form .btn {
            padding: 10px 16px;
            font-size: 13px;
            flex-shrink: 0;
        }

        .footer-bottom {
            border-top: 1px solid var(--dark-border);
            padding: 18px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 13px;
            color: rgba(245,247,244,0.5);
        }

        .footer-bottom .links {
            display: flex;
            gap: 20px;
            align-items: center;
            flex-wrap: wrap;
        }

        .footer-bottom .links a {
            color: rgba(245,247,244,0.55);
            font-size: 13px;
            transition: color var(--transition);
        }

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

        /* Responsive */
        @media (max-width: 1023px) {
            .category-hero-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .category-hero-image {
                max-height: 320px;
            }

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

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

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

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

            .data-progress-item {
                grid-template-columns: 100px 1fr 50px;
                gap: 12px;
            }
        }

        @media (max-width: 767px) {
            .promo-bar {
                font-size: 11px;
                padding: 5px 0;
                text-align: center;
            }

            .main-bar {
                padding: 10px 0;
            }

            .main-bar-inner {
                gap: 12px;
            }

            .logo {
                font-size: 18px;
            }

            .logo i {
                font-size: 22px;
            }

            .nav-wrapper {
                display: none;
            }

            .hamburger {
                display: inline-flex;
            }

            .mobile-drawer {
                display: block;
            }

            .drawer-overlay.visible {
                display: block;
            }

            .category-hero {
                padding: 36px 0 32px;
            }

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

            .category-hero-content .hero-desc {
                font-size: 15px;
            }

            .hero-stat-number {
                font-size: 24px;
            }

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

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

            .article-card-title {
                font-size: 16px;
            }

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

            .data-snapshot-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }

            .data-snapshot-item {
                padding: 16px;
            }

            .data-progress-item {
                grid-template-columns: 80px 1fr 45px;
                gap: 10px;
            }

            .data-progress-label {
                font-size: 12px;
            }

            .subscribe-form-inline {
                flex-direction: column;
            }

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

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
                padding-bottom: 32px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 10px;
            }

            .footer-bottom .links {
                justify-content: center;
            }

            .faq-item summary {
                padding: 14px 16px;
                font-size: 15px;
            }

            .faq-answer {
                padding: 0 16px 16px;
                font-size: 14px;
            }

            .tag-pill {
                padding: 8px 14px;
                font-size: 13px;
            }
        }

        @media (max-width: 520px) {
            .section-wrapper {
                padding-left: 16px;
                padding-right: 16px;
            }

            .logo span {
                font-size: 16px;
            }

            .hamburger {
                width: 36px;
                height: 36px;
                font-size: 16px;
            }

            .main-bar-inner {
                gap: 8px;
            }
        }

/* roulang page: category4 */
:root {
            --primary: #0F5B3A;
            --primary-deep: #0A4630;
            --primary-tint: #EFF4F0;
            --accent: #E8892C;
            --accent-deep: #C96F1A;
            --accent-tint: #FDF3E9;
            --bg: #F7F8F6;
            --surface: #FFFFFF;
            --text: #1E2A24;
            --text-secondary: #5B6B62;
            --text-inverse: #F5F7F4;
            --border: #DDE4DF;
            --dark-bg: #14241B;
            --dark-border: #2A3D33;
            --shadow-sm: 0 2px 10px rgba(0,0,0,0.05);
            --shadow-md: 0 6px 18px rgba(0,0,0,0.08);
            --shadow-lg: 0 12px 32px rgba(0,0,0,0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-pill: 999px;
            --font-cn: 'PingFang SC','Microsoft YaHei','Noto Sans SC',system-ui,-apple-system,sans-serif;
            --font-num: 'Inter','Roboto Condensed','PingFang SC','Microsoft YaHei',sans-serif;
            --section-pad: 72px;
            --section-pad-mobile: 48px;
            --transition: 0.25s cubic-bezier(0.4,0,0.2,1);
            --max-width: 1200px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text);
            background: var(--bg);
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        *, *::before, *::after {
            box-sizing: border-box;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover, a:focus {
            color: var(--primary-deep);
            text-decoration: none;
        }
        a:focus-visible, button:focus-visible, input:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
            border-radius: 4px;
        }
        .section-wrapper {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .section-pad {
            padding-top: var(--section-pad);
            padding-bottom: var(--section-pad);
        }
        .section-alt {
            background: var(--surface);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .section-deep {
            background: var(--dark-bg);
            color: var(--text-inverse);
        }
        .section-tint {
            background: var(--primary-tint);
        }
        .section-title {
            font-size: clamp(26px, 3vw, 32px);
            font-weight: 700;
            line-height: 1.35;
            color: var(--text);
            margin: 0 0 12px 0;
            letter-spacing: -0.01em;
        }
        .section-subtitle {
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-secondary);
            margin: 0 0 28px 0;
            max-width: 680px;
        }
        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--accent);
            margin-bottom: 8px;
        }
        .section-header {
            margin-bottom: 36px;
        }
        .section-header.with-line {
            padding-left: 16px;
            border-left: 4px solid var(--primary);
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-family: var(--font-cn);
            font-size: 15px;
            font-weight: 600;
            line-height: 1;
            padding: 14px 30px;
            border-radius: var(--radius-sm);
            border: 2px solid transparent;
            cursor: pointer;
            transition: all var(--transition);
            text-decoration: none;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--primary);
            color: var(--text-inverse);
            border-color: var(--primary);
        }
        .btn-primary:hover, .btn-primary:focus {
            background: var(--primary-deep);
            border-color: var(--primary-deep);
            color: var(--text-inverse);
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(15,91,58,0.28);
        }
        .btn-primary:active {
            transform: scale(0.98);
            box-shadow: none;
        }
        .btn-secondary {
            background: transparent;
            color: var(--primary);
            border-color: var(--primary);
        }
        .btn-secondary:hover, .btn-secondary:focus {
            background: var(--primary-tint);
            border-color: var(--primary);
            color: var(--primary-deep);
            transform: translateY(-2px);
        }
        .btn-secondary:active {
            transform: scale(0.98);
        }
        .btn-accent {
            background: var(--accent);
            color: #1A1208;
            border-color: var(--accent);
        }
        .btn-accent:hover, .btn-accent:focus {
            background: var(--accent-deep);
            border-color: var(--accent-deep);
            color: #1A1208;
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(232,137,44,0.3);
        }
        .btn-sm {
            padding: 10px 20px;
            font-size: 14px;
        }
        .btn-lg {
            padding: 16px 36px;
            font-size: 16px;
        }
        .text-link {
            color: var(--primary);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            border-bottom: 1px solid transparent;
            transition: all var(--transition);
        }
        .text-link i {
            font-size: 12px;
            transition: transform var(--transition);
        }
        .text-link:hover, .text-link:focus {
            color: var(--primary-deep);
            border-bottom-color: var(--primary-deep);
        }
        .text-link:hover i, .text-link:focus i {
            transform: translateX(4px);
        }
        /* 促销条 */
        .promo-bar {
            background: var(--accent);
            color: #1A1208;
            font-size: 13px;
            font-weight: 600;
            line-height: 1.5;
            padding: 8px 16px;
            text-align: center;
            min-height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            z-index: 1002;
        }
        .promo-bar-inner {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .promo-bar i {
            font-size: 13px;
        }
        /* 主导航栏 */
        .site-header {
            background: var(--surface);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1001;
            box-shadow: 0 1px 4px rgba(0,0,0,0.04);
        }
        .header-main {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            padding: 16px 24px;
            max-width: var(--max-width);
            margin: 0 auto;
            min-height: 68px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            white-space: nowrap;
        }
        .logo i {
            font-size: 26px;
            color: var(--primary);
        }
        .logo:hover, .logo:focus {
            color: var(--primary-deep);
        }
        .header-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }
        .header-nav a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 6px;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .header-nav a:hover, .header-nav a:focus {
            color: var(--primary);
            background: var(--primary-tint);
        }
        .header-nav a.active {
            color: var(--primary);
            font-weight: 700;
            background: var(--primary-tint);
            box-shadow: inset 0 -2px 0 var(--primary);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .header-search {
            position: relative;
            display: flex;
            align-items: center;
        }
        .header-search input {
            width: 180px;
            padding: 9px 14px 9px 36px;
            border: 1px solid var(--border);
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-family: var(--font-cn);
            color: var(--text);
            background: var(--bg);
            transition: all var(--transition);
            outline: none;
        }
        .header-search input:focus {
            border-color: var(--primary);
            background: var(--surface);
            box-shadow: 0 0 0 3px rgba(15,91,58,0.12);
            width: 220px;
        }
        .header-search i {
            position: absolute;
            left: 14px;
            color: var(--text-secondary);
            font-size: 13px;
            pointer-events: none;
        }
        .icon-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            border: 1px solid var(--border);
            background: var(--surface);
            color: var(--text-secondary);
            font-size: 15px;
            transition: all var(--transition);
            cursor: pointer;
        }
        .icon-btn:hover, .icon-btn:focus {
            color: var(--primary);
            border-color: var(--primary);
            background: var(--primary-tint);
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 4px;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            border-radius: 6px;
            transition: background var(--transition);
        }
        .hamburger:hover {
            background: var(--primary-tint);
        }
        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--text);
            border-radius: 2px;
            transition: all var(--transition);
        }
        /* 移动端抽屉 */
        .mobile-drawer {
            display: none;
            position: fixed;
            top: 0;
            right: -300px;
            width: 280px;
            height: 100vh;
            background: var(--surface);
            z-index: 2000;
            box-shadow: -4px 0 20px rgba(0,0,0,0.15);
            padding: 20px 24px;
            transition: right 0.3s ease;
            overflow-y: auto;
        }
        .mobile-drawer.open {
            right: 0;
        }
        .drawer-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0,0,0,0.4);
            z-index: 1999;
            opacity: 0;
            transition: opacity 0.3s ease;
        }
        .drawer-overlay.active {
            opacity: 1;
        }
        .drawer-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 20px;
            padding-bottom: 16px;
            border-bottom: 1px solid var(--border);
        }
        .drawer-close {
            background: none;
            border: none;
            font-size: 22px;
            color: var(--text-secondary);
            cursor: pointer;
            padding: 4px;
        }
        .drawer-nav a {
            display: block;
            padding: 12px 14px;
            font-size: 16px;
            font-weight: 500;
            color: var(--text);
            border-radius: 8px;
            transition: all var(--transition);
            margin-bottom: 4px;
        }
        .drawer-nav a:hover, .drawer-nav a:focus {
            background: var(--primary-tint);
            color: var(--primary);
        }
        .drawer-nav a.active {
            background: var(--primary-tint);
            color: var(--primary);
            font-weight: 700;
        }
        .drawer-actions {
            margin-top: 20px;
            padding-top: 16px;
            border-top: 1px solid var(--border);
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        /* 分类Hero */
        .category-hero {
            background: linear-gradient(135deg, #14241B 0%, #0F5B3A 55%, #1B7A4F 100%);
            color: var(--text-inverse);
            padding: 72px 0 56px;
            position: relative;
            overflow: hidden;
        }
        .category-hero::after {
            content: '';
            position: absolute;
            top: -40%;
            right: -10%;
            width: 500px;
            height: 500px;
            border-radius: 50%;
            background: rgba(232,137,44,0.12);
            pointer-events: none;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            bottom: -30%;
            left: -5%;
            width: 350px;
            height: 350px;
            border-radius: 50%;
            background: rgba(255,255,255,0.05);
            pointer-events: none;
        }
        .category-hero-inner {
            position: relative;
            z-index: 1;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: rgba(245,247,244,0.7);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: rgba(245,247,244,0.8);
            transition: color var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--accent);
        }
        .breadcrumb i {
            font-size: 10px;
            color: rgba(245,247,244,0.5);
        }
        .category-hero h1 {
            font-size: clamp(32px, 4.5vw, 44px);
            font-weight: 700;
            line-height: 1.25;
            margin: 0 0 16px 0;
            color: var(--text-inverse);
            letter-spacing: -0.01em;
        }
        .category-hero .category-desc {
            font-size: 17px;
            line-height: 1.8;
            color: rgba(245,247,244,0.85);
            max-width: 680px;
            margin: 0 0 24px 0;
        }
        .category-stats {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
        }
        .category-stat {
            display: flex;
            align-items: baseline;
            gap: 8px;
        }
        .category-stat .num {
            font-family: var(--font-num);
            font-size: 30px;
            font-weight: 700;
            color: var(--accent);
        }
        .category-stat .label {
            font-size: 13px;
            color: rgba(245,247,244,0.7);
        }
        /* 文章卡片网格 */
        .article-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
            gap: 24px;
        }
        .article-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
            display: flex;
            flex-direction: column;
        }
        .article-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: var(--primary-tint);
        }
        .article-card-img {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--primary-tint);
        }
        .article-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .article-card:hover .article-card-img img {
            transform: scale(1.04);
        }
        .article-card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(15,91,58,0.88);
            color: var(--text-inverse);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.02em;
        }
        .article-card-body {
            padding: 20px 22px 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .article-card-date {
            font-size: 13px;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 6px;
            margin-bottom: 8px;
        }
        .article-card-date i {
            font-size: 12px;
            color: var(--accent);
        }
        .article-card-title {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.45;
            color: var(--text);
            margin: 0 0 10px 0;
        }
        .article-card-title a {
            color: var(--text);
            transition: color var(--transition);
        }
        .article-card-title a:hover {
            color: var(--primary);
        }
        .article-card-excerpt {
            font-size: 14px;
            line-height: 1.75;
            color: var(--text-secondary);
            margin: 0 0 16px 0;
            flex: 1;
        }
        .article-card .text-link {
            align-self: flex-start;
        }
        /* 编辑推荐 */
        .editor-pick-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .editor-pick-card {
            background: var(--surface);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }
        .editor-pick-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .editor-pick-img {
            aspect-ratio: 16/9;
            overflow: hidden;
            position: relative;
        }
        .editor-pick-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .editor-pick-card:hover .editor-pick-img img {
            transform: scale(1.05);
        }
        .editor-pick-badge {
            position: absolute;
            top: 10px;
            right: 10px;
            background: var(--accent);
            color: #1A1208;
            font-size: 12px;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
        }
        .editor-pick-body {
            padding: 18px 20px 20px;
        }
        .editor-pick-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text);
            margin: 0 0 8px 0;
            line-height: 1.45;
        }
        .editor-pick-meta {
            font-size: 12px;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .editor-pick-meta i {
            color: var(--accent);
            font-size: 11px;
        }
        /* 热门排行 */
        .hot-rank-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .hot-rank-item {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 14px 18px;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
        }
        .hot-rank-item:hover {
            border-color: var(--primary-tint);
            box-shadow: var(--shadow-md);
            transform: translateX(4px);
        }
        .rank-number {
            font-family: var(--font-num);
            font-size: 24px;
            font-weight: 700;
            color: var(--primary);
            min-width: 40px;
            text-align: center;
        }
        .rank-number.top {
            color: var(--accent);
        }
        .rank-info {
            flex: 1;
        }
        .rank-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 2px;
            line-height: 1.4;
        }
        .rank-meta {
            font-size: 12px;
            color: var(--text-secondary);
        }
        .rank-heat {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            white-space: nowrap;
        }
        /* 标签云 */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .tag-cloud a {
            display: inline-block;
            padding: 8px 18px;
            background: var(--primary-tint);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            border-radius: var(--radius-pill);
            border: 1px solid transparent;
            transition: all var(--transition);
        }
        .tag-cloud a:hover, .tag-cloud a:focus {
            background: var(--primary);
            color: var(--text-inverse);
            border-color: var(--primary);
            transform: translateY(-2px);
        }
        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: var(--primary-tint);
        }
        .faq-item summary {
            padding: 18px 22px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            user-select: none;
            transition: background var(--transition);
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary:hover {
            background: var(--primary-tint);
        }
        .faq-icon {
            font-size: 20px;
            color: var(--accent);
            font-weight: 700;
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }
        .faq-item[open] .faq-icon {
            transform: rotate(45deg);
            color: var(--primary);
        }
        .faq-answer {
            padding: 0 22px 20px;
            font-size: 15px;
            line-height: 1.75;
            color: var(--text-secondary);
        }
        /* 订阅CTA */
        .subscribe-cta {
            background: linear-gradient(135deg, #14241B 0%, #0F5B3A 60%, #1B7A4F 100%);
            color: var(--text-inverse);
            border-radius: var(--radius-lg);
            padding: 48px 44px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
            position: relative;
            overflow: hidden;
        }
        .subscribe-cta::after {
            content: '';
            position: absolute;
            top: -40%;
            right: -5%;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(232,137,44,0.15);
            pointer-events: none;
        }
        .subscribe-cta-text {
            position: relative;
            z-index: 1;
            flex: 1;
            min-width: 280px;
        }
        .subscribe-cta h3 {
            font-size: clamp(22px, 2.5vw, 28px);
            font-weight: 700;
            margin: 0 0 10px 0;
            color: var(--text-inverse);
            line-height: 1.35;
        }
        .subscribe-cta p {
            font-size: 15px;
            color: rgba(245,247,244,0.8);
            margin: 0;
            line-height: 1.7;
        }
        .subscribe-cta-actions {
            position: relative;
            z-index: 1;
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        /* 页脚 */
        .site-footer {
            background: var(--dark-bg);
            color: rgba(245,247,244,0.8);
            padding: 56px 0 24px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid var(--dark-border);
        }
        .footer-brand .logo {
            font-size: 20px;
            margin-bottom: 12px;
            color: var(--text-inverse);
        }
        .footer-brand .logo i {
            color: var(--accent);
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(245,247,244,0.65);
            margin-bottom: 16px;
        }
        .footer-social {
            display: flex;
            gap: 10px;
        }
        .footer-social a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--dark-border);
            color: var(--text-inverse);
            transition: all var(--transition);
        }
        .footer-social a:hover {
            background: var(--primary);
            transform: translateY(-2px);
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-inverse);
            margin: 0 0 14px 0;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul a {
            font-size: 14px;
            color: rgba(245,247,244,0.7);
            transition: color var(--transition);
        }
        .footer-col ul a:hover {
            color: var(--accent);
        }
        .footer-subscribe h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-inverse);
            margin: 0 0 8px 0;
        }
        .footer-subscribe p {
            font-size: 13px;
            color: rgba(245,247,244,0.6);
            margin: 0 0 14px 0;
        }
        .footer-subscribe-form {
            display: flex;
            gap: 8px;
        }
        .footer-subscribe-form input {
            flex: 1;
            padding: 10px 16px;
            border: 1px solid var(--dark-border);
            border-radius: var(--radius-sm);
            background: rgba(255,255,255,0.08);
            color: var(--text-inverse);
            font-family: var(--font-cn);
            font-size: 14px;
            outline: none;
            transition: border-color var(--transition);
            min-width: 0;
        }
        .footer-subscribe-form input::placeholder {
            color: rgba(245,247,244,0.4);
        }
        .footer-subscribe-form input:focus {
            border-color: var(--accent);
        }
        .footer-subscribe-form button {
            padding: 10px 18px;
            background: var(--accent);
            color: #1A1208;
            border: none;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-family: var(--font-cn);
            font-size: 14px;
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .footer-subscribe-form button:hover {
            background: var(--accent-deep);
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding-top: 20px;
            flex-wrap: wrap;
            font-size: 13px;
            color: rgba(245,247,244,0.5);
        }
        .footer-bottom .links {
            display: flex;
            gap: 18px;
            flex-wrap: wrap;
        }
        .footer-bottom .links a {
            color: rgba(245,247,244,0.6);
            font-size: 13px;
        }
        .footer-bottom .links a:hover {
            color: var(--accent);
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0,0,0,0);
            white-space: nowrap;
            border: 0;
        }
        /* 响应式 */
        @media (max-width: 1024px) {
            .header-main {
                padding: 14px 18px;
            }
            .header-nav a {
                padding: 6px 10px;
                font-size: 14px;
            }
            .header-search input {
                width: 140px;
            }
            .editor-pick-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .article-grid {
                grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
                gap: 18px;
            }
            .footer-grid {
                grid-template-columns: 1.5fr 1fr 1fr;
                gap: 24px;
            }
            .footer-subscribe {
                grid-column: span 3;
            }
        }
        @media (max-width: 768px) {
            :root {
                --section-pad: 48px;
            }
            .promo-bar {
                font-size: 12px;
                padding: 6px 12px;
                min-height: 32px;
            }
            .header-main {
                padding: 12px 16px;
                min-height: 56px;
            }
            .header-nav {
                display: none;
            }
            .header-search {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .mobile-drawer {
                display: block;
            }
            .drawer-overlay.active {
                display: block;
            }
            .category-hero {
                padding: 48px 0 40px;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .category-stats {
                gap: 20px;
            }
            .category-stat .num {
                font-size: 24px;
            }
            .article-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .editor-pick-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .subscribe-cta {
                padding: 32px 24px;
                flex-direction: column;
                text-align: center;
            }
            .subscribe-cta-actions {
                justify-content: center;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-subscribe {
                grid-column: span 1;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .footer-bottom .links {
                justify-content: center;
            }
            .hot-rank-item {
                flex-wrap: wrap;
                gap: 10px;
            }
            .rank-number {
                font-size: 20px;
                min-width: 32px;
            }
        }
        @media (max-width: 520px) {
            :root {
                --section-pad: 36px;
            }
            .section-wrapper {
                padding-left: 16px;
                padding-right: 16px;
            }
            .category-hero h1 {
                font-size: 24px;
            }
            .category-hero .category-desc {
                font-size: 15px;
            }
            .category-stats {
                gap: 14px;
            }
            .category-stat .num {
                font-size: 20px;
            }
            .category-stat .label {
                font-size: 12px;
            }
            .logo {
                font-size: 18px;
                gap: 6px;
            }
            .logo i {
                font-size: 20px;
            }
            .btn {
                padding: 12px 22px;
                font-size: 14px;
            }
            .btn-lg {
                padding: 14px 28px;
                font-size: 15px;
            }
            .section-title {
                font-size: 22px;
            }
            .article-card-title {
                font-size: 16px;
            }
            .faq-item summary {
                font-size: 15px;
                padding: 14px 16px;
            }
            .faq-answer {
                padding: 0 16px 16px;
                font-size: 14px;
            }
        }

/* roulang page: category5 */
:root {
            --primary: #0F5B3A;
            --primary-deep: #0A4630;
            --primary-tint: #EFF4F0;
            --accent: #E8892C;
            --accent-deep: #C96F1A;
            --accent-tint: #FDF3E9;
            --bg: #F7F8F6;
            --surface: #FFFFFF;
            --text: #1E2A24;
            --text-secondary: #5B6B62;
            --text-inverse: #F5F7F4;
            --border: #DDE4DF;
            --dark-bg: #14241B;
            --dark-border: #2A3D33;
            --shadow-sm: 0 2px 10px rgba(0,0,0,0.05);
            --shadow-md: 0 6px 18px rgba(0,0,0,0.08);
            --shadow-lg: 0 12px 32px rgba(0,0,0,0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-pill: 999px;
            --font-cn: 'PingFang SC','Microsoft YaHei','Noto Sans SC',system-ui,-apple-system,sans-serif;
            --font-num: 'Inter','Roboto Condensed','PingFang SC','Microsoft YaHei',sans-serif;
            --section-pad: 72px;
            --section-pad-mobile: 48px;
            --transition: 0.25s cubic-bezier(0.4,0,0.2,1);
            --max-width: 1200px;
        }
        * {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text);
            background: var(--bg);
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover,
        a:focus {
            color: var(--primary-deep);
            text-decoration: none;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
            border-radius: 4px;
        }
        .section-wrapper {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .section-pad {
            padding-top: var(--section-pad);
            padding-bottom: var(--section-pad);
        }
        .section-alt {
            background: var(--surface);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .section-deep {
            background: var(--dark-bg);
            color: var(--text-inverse);
        }
        .section-tint {
            background: var(--primary-tint);
        }
        .section-title {
            font-size: clamp(26px, 3vw, 32px);
            font-weight: 700;
            line-height: 1.35;
            color: var(--text);
            margin: 0 0 12px 0;
            letter-spacing: -0.01em;
        }
        .section-subtitle {
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-secondary);
            margin: 0 0 28px 0;
            max-width: 680px;
        }
        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--accent);
            margin-bottom: 8px;
        }
        .section-header {
            margin-bottom: 36px;
        }
        .section-header.with-line {
            padding-left: 16px;
            border-left: 4px solid var(--primary);
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-family: var(--font-cn);
            font-size: 15px;
            font-weight: 600;
            line-height: 1;
            padding: 14px 30px;
            border-radius: var(--radius-sm);
            border: 2px solid transparent;
            cursor: pointer;
            transition: all var(--transition);
            text-decoration: none;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--primary);
            color: var(--text-inverse);
            border-color: var(--primary);
        }
        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--primary-deep);
            border-color: var(--primary-deep);
            color: var(--text-inverse);
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(15,91,58,0.28);
        }
        .btn-primary:active {
            transform: scale(0.98);
            box-shadow: none;
        }
        .btn-secondary {
            background: transparent;
            color: var(--primary);
            border-color: var(--primary);
        }
        .btn-secondary:hover,
        .btn-secondary:focus {
            background: var(--primary-tint);
            border-color: var(--primary);
            color: var(--primary-deep);
            transform: translateY(-2px);
        }
        .btn-secondary:active {
            transform: scale(0.98);
        }
        .btn-accent {
            background: var(--accent);
            color: #1A1208;
            border-color: var(--accent);
        }
        .btn-accent:hover,
        .btn-accent:focus {
            background: var(--accent-deep);
            border-color: var(--accent-deep);
            color: #1A1208;
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(232,137,44,0.3);
        }
        .btn-sm {
            padding: 10px 20px;
            font-size: 14px;
        }
        .btn-lg {
            padding: 16px 36px;
            font-size: 16px;
        }
        .text-link {
            color: var(--primary);
            font-weight: 600;
            border-bottom: 1px solid rgba(15,91,58,0.3);
            transition: all var(--transition);
        }
        .text-link:hover,
        .text-link:focus {
            color: var(--primary-deep);
            border-bottom-color: var(--primary-deep);
        }
        .badge {
            display: inline-block;
            padding: 4px 10px;
            font-size: 12px;
            font-weight: 600;
            line-height: 1.4;
            border-radius: 4px;
            letter-spacing: 0.02em;
        }
        .badge-accent {
            background: var(--accent);
            color: #1A1208;
        }
        .badge-tint {
            background: var(--primary-tint);
            color: var(--primary);
        }
        .badge-outline {
            background: transparent;
            color: var(--primary);
            border: 1px solid var(--primary);
        }
        .card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            padding: 24px 28px;
            transition: all var(--transition);
        }
        .card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: rgba(15,91,58,0.25);
        }
        .card-image {
            border-radius: var(--radius-sm);
            overflow: hidden;
            margin-bottom: 16px;
            aspect-ratio: 16/9;
            background: var(--primary-tint);
            position: relative;
        }
        .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .card-title {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.45;
            margin: 0 0 8px 0;
            color: var(--text);
        }
        .card-meta {
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .card-excerpt {
            font-size: 15px;
            line-height: 1.75;
            color: var(--text-secondary);
            margin: 0 0 16px 0;
        }
        /* Header / Nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--surface);
            box-shadow: 0 1px 8px rgba(0,0,0,0.06);
        }
        .promo-bar {
            background: var(--accent);
            color: #1A1208;
            font-size: 13px;
            font-weight: 600;
            text-align: center;
            padding: 8px 16px;
            letter-spacing: 0.02em;
            line-height: 1.5;
        }
        .promo-bar a {
            color: #1A1208;
            text-decoration: underline;
            font-weight: 700;
        }
        .main-nav {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            padding: 14px 24px;
            max-width: var(--max-width);
            margin: 0 auto;
            flex-wrap: wrap;
        }
        .logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 700;
            color: var(--primary) !important;
            letter-spacing: -0.01em;
            white-space: nowrap;
        }
        .logo i {
            font-size: 26px;
            color: var(--accent);
        }
        .header-nav {
            display: flex;
            align-items: center;
            gap: 22px;
            flex-wrap: wrap;
        }
        .header-nav a {
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            padding: 6px 2px;
            border-bottom: 2px solid transparent;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .header-nav a:hover,
        .header-nav a:focus {
            color: var(--primary);
            border-bottom-color: var(--primary);
        }
        .header-nav a.active {
            color: var(--primary);
            border-bottom-color: var(--primary);
            font-weight: 700;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .search-box {
            display: flex;
            align-items: center;
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-pill);
            padding: 6px 14px;
            gap: 8px;
            transition: all var(--transition);
        }
        .search-box:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(15,91,58,0.1);
        }
        .search-box input {
            border: none;
            background: transparent;
            font-family: var(--font-cn);
            font-size: 14px;
            color: var(--text);
            outline: none;
            width: 140px;
            padding: 4px 0;
        }
        .search-box input::placeholder {
            color: var(--text-secondary);
        }
        .search-box i {
            color: var(--text-secondary);
            font-size: 14px;
        }
        .icon-btn {
            width: 38px;
            height: 38px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            border: 1px solid var(--border);
            background: var(--surface);
            color: var(--text);
            font-size: 15px;
            cursor: pointer;
            transition: all var(--transition);
        }
        .icon-btn:hover,
        .icon-btn:focus {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-tint);
        }
        .hamburger {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            background: var(--surface);
            color: var(--text);
            font-size: 18px;
            cursor: pointer;
            transition: all var(--transition);
        }
        .hamburger:hover,
        .hamburger:focus {
            border-color: var(--primary);
            color: var(--primary);
        }
        .mobile-drawer {
            display: none;
            position: fixed;
            top: 0;
            right: -300px;
            width: 280px;
            max-width: 85vw;
            height: 100vh;
            background: var(--surface);
            box-shadow: -4px 0 20px rgba(0,0,0,0.15);
            z-index: 200;
            padding: 24px 20px;
            overflow-y: auto;
            transition: right 0.3s ease;
        }
        .mobile-drawer.open {
            right: 0;
        }
        .mobile-drawer-close {
            display: flex;
            justify-content: flex-end;
            margin-bottom: 16px;
        }
        .mobile-drawer .header-nav {
            flex-direction: column;
            align-items: flex-start;
            gap: 6px;
        }
        .mobile-drawer .header-nav a {
            display: block;
            width: 100%;
            padding: 10px 4px;
            font-size: 16px;
            border-bottom: 1px solid var(--border);
        }
        .drawer-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0,0,0,0.4);
            z-index: 150;
        }
        .drawer-overlay.open {
            display: block;
        }
        /* Footer */
        .site-footer {
            background: var(--dark-bg);
            color: var(--text-inverse);
            padding-top: 56px;
            padding-bottom: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.4fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid var(--dark-border);
        }
        .footer-brand .logo {
            color: var(--text-inverse) !important;
            font-size: 20px;
            margin-bottom: 12px;
        }
        .footer-brand .logo i {
            color: var(--accent);
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.75;
            color: rgba(245,247,244,0.75);
            margin: 0 0 16px 0;
            max-width: 320px;
        }
        .footer-social {
            display: flex;
            gap: 10px;
        }
        .footer-social a {
            width: 36px;
            height: 36px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(255,255,255,0.08);
            color: var(--text-inverse);
            font-size: 16px;
            transition: all var(--transition);
        }
        .footer-social a:hover,
        .footer-social a:focus {
            background: var(--accent);
            color: #1A1208;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-inverse);
            margin: 0 0 16px 0;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-col ul a {
            font-size: 14px;
            color: rgba(245,247,244,0.75);
            transition: all var(--transition);
        }
        .footer-col ul a:hover,
        .footer-col ul a:focus {
            color: var(--accent);
        }
        .footer-subscribe h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-inverse);
            margin: 0 0 10px 0;
        }
        .footer-subscribe p {
            font-size: 14px;
            color: rgba(245,247,244,0.75);
            margin: 0 0 16px 0;
            line-height: 1.6;
        }
        .footer-subscribe-form {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }
        .footer-subscribe-form input {
            flex: 1;
            min-width: 140px;
            padding: 10px 16px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--dark-border);
            background: rgba(255,255,255,0.06);
            color: var(--text-inverse);
            font-family: var(--font-cn);
            font-size: 14px;
            outline: none;
            transition: all var(--transition);
        }
        .footer-subscribe-form input::placeholder {
            color: rgba(245,247,244,0.5);
        }
        .footer-subscribe-form input:focus {
            border-color: var(--accent);
        }
        .footer-subscribe-form button {
            padding: 10px 20px;
            border-radius: var(--radius-sm);
            border: none;
            background: var(--accent);
            color: #1A1208;
            font-family: var(--font-cn);
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition);
        }
        .footer-subscribe-form button:hover,
        .footer-subscribe-form button:focus {
            background: var(--accent-deep);
            transform: translateY(-1px);
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding: 20px 0;
            font-size: 13px;
            color: rgba(245,247,244,0.6);
        }
        .footer-bottom .links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .footer-bottom .links a {
            font-size: 13px;
            color: rgba(245,247,244,0.6);
        }
        .footer-bottom .links a:hover,
        .footer-bottom .links a:focus {
            color: var(--accent);
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0,0,0,0);
            white-space: nowrap;
            border: 0;
        }
        /* Category Hero */
        .category-hero {
            background: linear-gradient(135deg, var(--primary-tint) 0%, var(--surface) 60%);
            border-bottom: 1px solid var(--border);
            padding-top: 40px;
            padding-bottom: 40px;
        }
        .category-hero-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .category-hero h1 {
            font-size: clamp(30px, 4vw, 40px);
            font-weight: 700;
            color: var(--text);
            margin: 0 0 12px 0;
            line-height: 1.3;
            letter-spacing: -0.01em;
        }
        .category-hero .lead {
            font-size: 17px;
            line-height: 1.85;
            color: var(--text-secondary);
            margin: 0 0 20px 0;
            max-width: 560px;
        }
        .hero-image-wrap {
            border-radius: var(--radius-lg);
            overflow: hidden;
            aspect-ratio: 4/3;
            box-shadow: var(--shadow-md);
            background: var(--primary-tint);
            position: relative;
        }
        .hero-image-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .hero-image-wrap .overlay-tag {
            position: absolute;
            bottom: 16px;
            left: 16px;
            background: rgba(20,36,27,0.85);
            color: var(--text-inverse);
            padding: 6px 14px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 600;
        }
        /* Community Feed */
        .feed-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .feed-card {
            display: flex;
            flex-direction: column;
            height: 100%;
        }
        .feed-card .post-tag {
            display: inline-block;
            align-self: flex-start;
            margin-bottom: 10px;
        }
        .feed-card .card-title a {
            color: var(--text);
            transition: color var(--transition);
        }
        .feed-card .card-title a:hover,
        .feed-card .card-title a:focus {
            color: var(--primary);
        }
        .feed-card .interaction-row {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-top: auto;
            padding-top: 12px;
            border-top: 1px solid var(--border);
            font-size: 13px;
            color: var(--text-secondary);
        }
        .feed-card .interaction-row span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }
        /* Topic Tags */
        .topic-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .topic-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: var(--radius-pill);
            background: var(--surface);
            border: 1px solid var(--border);
            font-size: 14px;
            font-weight: 500;
            color: var(--text);
            transition: all var(--transition);
            cursor: pointer;
        }
        .topic-chip:hover,
        .topic-chip:focus {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-tint);
        }
        .topic-chip .count {
            font-family: var(--font-num);
            font-size: 13px;
            color: var(--text-secondary);
        }
        /* Stats Bar */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stat-item {
            text-align: center;
            padding: 20px 16px;
            background: var(--surface);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
        }
        .stat-number {
            font-family: var(--font-num);
            font-size: 36px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
            margin-bottom: 4px;
        }
        .stat-label {
            font-size: 14px;
            color: var(--text-secondary);
            font-weight: 500;
        }
        /* Highlight Cards */
        .highlight-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .highlight-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }
        .highlight-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .highlight-card .hl-image {
            aspect-ratio: 16/9;
            background: var(--primary-tint);
            overflow: hidden;
        }
        .highlight-card .hl-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .highlight-card .hl-body {
            padding: 18px 20px;
        }
        .highlight-card .hl-title {
            font-size: 16px;
            font-weight: 700;
            line-height: 1.5;
            margin: 0 0 6px 0;
            color: var(--text);
        }
        .highlight-card .hl-meta {
            font-size: 13px;
            color: var(--text-secondary);
        }
        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(15,91,58,0.3);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 18px 24px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 700;
            color: var(--text);
            background: var(--surface);
            border: none;
            width: 100%;
            text-align: left;
            font-family: var(--font-cn);
            transition: all var(--transition);
        }
        .faq-question:hover,
        .faq-question:focus {
            color: var(--primary);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: var(--primary-tint);
            color: var(--primary);
            font-size: 14px;
            transition: all var(--transition);
        }
        .faq-item.open .faq-icon {
            background: var(--accent);
            color: #1A1208;
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 24px;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }
        .faq-answer p {
            font-size: 15px;
            line-height: 1.8;
            color: var(--text-secondary);
            margin: 0;
        }
        /* CTA Section */
        .cta-section {
            background: var(--dark-bg);
            color: var(--text-inverse);
        }
        .cta-inner {
            text-align: center;
            max-width: 720px;
            margin: 0 auto;
        }
        .cta-inner h2 {
            font-size: clamp(26px, 3vw, 32px);
            font-weight: 700;
            line-height: 1.35;
            margin: 0 0 12px 0;
            color: var(--text-inverse);
        }
        .cta-inner p {
            font-size: 16px;
            line-height: 1.8;
            color: rgba(245,247,244,0.8);
            margin: 0 0 24px 0;
        }
        .cta-buttons {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }
        /* Responsive */
        @media (max-width: 1024px) {
            :root {
                --section-pad: 48px;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .highlight-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }
        @media (max-width: 768px) {
            :root {
                --section-pad: 40px;
            }
            .main-nav {
                flex-wrap: nowrap;
                padding: 12px 16px;
            }
            .header-nav {
                display: none;
            }
            .search-box {
                display: none;
            }
            .header-actions .icon-btn {
                display: none;
            }
            .header-actions .btn {
                padding: 10px 16px;
                font-size: 13px;
            }
            .hamburger {
                display: inline-flex;
            }
            .mobile-drawer {
                display: block;
            }
            .category-hero-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .feed-grid {
                grid-template-columns: 1fr;
            }
            .highlight-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .cta-buttons {
                flex-direction: column;
                align-items: center;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-number {
                font-size: 28px;
            }
        }
        @media (max-width: 520px) {
            .main-nav {
                padding: 10px 12px;
            }
            .logo {
                font-size: 18px;
            }
            .logo i {
                font-size: 22px;
            }
            .header-actions .btn {
                padding: 8px 12px;
                font-size: 12px;
            }
            .promo-bar {
                font-size: 12px;
                padding: 6px 12px;
            }
            .stats-row {
                grid-template-columns: 1fr;
            }
            .section-title {
                font-size: 22px;
            }
            .category-hero h1 {
                font-size: 24px;
            }
            .card {
                padding: 18px 16px;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 15px;
            }
        }