/* roulang page: index */
:root {
            --primary: #0BA36B;
            --primary-dark: #08774F;
            --primary-light: #E8F6EF;
            --accent: #FF7D2E;
            --bg-page: #F4F7F5;
            --bg-card: #FFFFFF;
            --text-main: #1A2420;
            --text-sub: #5B6B63;
            --border: #E3EDE7;
            --gradient: linear-gradient(135deg, #0BA36B 0%, #2BC48A 55%, #FF7D2E 130%);
            --radius-lg: 20px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow: 0 6px 24px rgba(11, 163, 107, 0.06);
            --shadow-hover: 0 12px 32px rgba(11, 163, 107, 0.12);
            --sidebar-w: 260px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: system-ui, -apple-system, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            background: var(--bg-page);
            color: var(--text-main);
            line-height: 1.8;
            margin: 0;
            padding: 0;
            letter-spacing: 0.02em;
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover {
            color: var(--primary-dark);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid rgba(11, 163, 107, 0.35);
            outline-offset: 2px;
        }

        img {
            max-width: 100%;
        }

        /* ===== 左侧导航 ===== */
        .app-wrapper {
            min-height: 100vh;
        }

        .side-nav {
            position: fixed;
            top: 0;
            left: 0;
            width: var(--sidebar-w);
            height: 100vh;
            background: #fff;
            border-right: 1px solid var(--border);
            display: flex;
            flex-direction: column;
            z-index: 1040;
            padding: 0 16px 20px;
        }

        .brand-box {
            height: 80px;
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 0 8px;
            border-bottom: 1px solid var(--border);
            flex-shrink: 0;
        }

        .brand-mark {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: var(--gradient);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 800;
            font-size: 14px;
            letter-spacing: -0.02em;
            flex-shrink: 0;
        }

        .brand-name {
            font-weight: 700;
            font-size: 16px;
            color: var(--text-main);
            line-height: 1.3;
            letter-spacing: -0.01em;
        }

        .side-menu {
            flex: 1;
            padding-top: 24px;
        }

        .menu-label {
            font-size: 13px;
            color: var(--text-sub);
            padding: 0 12px;
            margin-bottom: 8px;
            font-weight: 600;
        }

        .menu-item {
            display: flex;
            align-items: center;
            height: 44px;
            padding: 0 24px;
            border-radius: 10px;
            color: var(--text-main);
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 6px;
            transition: background 0.2s, color 0.2s;
            border-left: 4px solid transparent;
        }

        .menu-item i {
            width: 20px;
            margin-right: 10px;
            font-size: 14px;
            color: var(--text-sub);
        }

        .menu-item:hover {
            background: #F0F7F3;
            color: var(--primary-dark);
        }

        .menu-item:hover i {
            color: var(--primary);
        }

        .menu-item.active {
            background: var(--primary-light);
            border-left-color: var(--primary);
            color: var(--primary-dark);
        }

        .menu-item.active i {
            color: var(--primary);
        }

        .side-footer-badges {
            border-top: 1px solid var(--border);
            padding-top: 16px;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .mini-badge {
            background: var(--primary-light);
            border-radius: 999px;
            padding: 6px 14px;
            font-size: 13px;
            color: var(--primary-dark);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .mini-badge i {
            font-size: 11px;
        }

        /* ===== 内容区 ===== */
        .main-content {
            margin-left: var(--sidebar-w);
            min-height: 100vh;
        }

        .container-custom {
            max-width: 1200px;
            padding-left: 24px;
            padding-right: 24px;
            margin: 0 auto;
            width: 100%;
        }

        /* ===== 顶部移动导航 ===== */
        .mobile-header {
            display: none;
            position: sticky;
            top: 0;
            z-index: 1050;
            background: #fff;
            height: 64px;
            border-bottom: 1px solid var(--border);
            align-items: center;
            justify-content: space-between;
            padding: 0 20px;
        }

        .mobile-brand {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: 16px;
        }

        .mobile-toggle {
            background: none;
            border: 1px solid var(--border);
            border-radius: 8px;
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-main);
            font-size: 18px;
            transition: background 0.2s;
        }

        .mobile-toggle:hover {
            background: var(--primary-light);
        }

        /* ===== Hero ===== */
        .hero-section {
            position: relative;
            padding: 72px 0 64px;
            background: linear-gradient(135deg, #EFF9F4 0%, #FDF3EC 100%);
            overflow: hidden;
        }

        .hero-section::before {
            content: "";
            position: absolute;
            right: -80px;
            bottom: -80px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: var(--accent);
            opacity: 0.12;
            pointer-events: none;
        }

        .hero-section::after {
            content: "";
            position: absolute;
            left: 40%;
            top: 0;
            height: 6px;
            width: 100%;
            background: var(--gradient);
            opacity: 0.5;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 48px;
            align-items: center;
        }

        .hero-title {
            font-size: clamp(28px, 3.5vw, 40px);
            font-weight: 800;
            line-height: 1.3;
            letter-spacing: -0.01em;
            margin-bottom: 16px;
        }

        .hero-title .highlight {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-subtitle {
            font-size: 16px;
            color: var(--text-sub);
            margin-bottom: 28px;
            max-width: 440px;
            line-height: 1.8;
        }

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

        .btn-primary {
            background: var(--gradient);
            border: none;
            color: #fff;
            font-weight: 600;
            border-radius: var(--radius-sm);
            padding: 12px 32px;
            transition: transform 0.2s, box-shadow 0.2s;
            box-shadow: 0 4px 14px rgba(11, 163, 107, 0.25);
        }
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 20px rgba(11, 163, 107, 0.35);
            color: #fff;
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(11, 163, 107, 0.2);
        }

        .btn-outline {
            background: #fff;
            border: 1px solid var(--border);
            color: var(--text-main);
            font-weight: 600;
            border-radius: var(--radius-sm);
            padding: 12px 28px;
            transition: background 0.2s, transform 0.2s, border-color 0.2s;
        }
        .btn-outline:hover {
            background: var(--primary-light);
            border-color: var(--primary);
            color: var(--primary-dark);
            transform: translateY(-2px);
        }
        .btn-outline:active {
            transform: translateY(0);
        }

        /* 数据徽章 */
        .hero-stats {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        .stat-card {
            background: #fff;
            border-radius: 20px;
            padding: 24px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            position: relative;
            transition: transform 0.2s, box-shadow 0.2s;
        }
        .stat-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .stat-dot {
            position: absolute;
            top: 16px;
            right: 16px;
            width: 8px;
            height: 8px;
            border-radius: 50%;
        }
        .stat-dot.green {
            background: var(--primary);
        }
        .stat-dot.orange {
            background: var(--accent);
        }

        .stat-number {
            font-size: 40px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1;
            letter-spacing: -0.02em;
        }

        .stat-unit {
            font-size: 14px;
            color: var(--accent);
            font-weight: 600;
            margin-left: 4px;
        }

        .stat-label {
            font-size: 13px;
            color: var(--text-sub);
            margin-top: 8px;
        }

        /* ===== 服务矩阵 ===== */
        .section {
            padding: 72px 0;
        }

        .section-head {
            margin-bottom: 40px;
        }

        .section-eyebrow {
            font-size: 13px;
            font-weight: 700;
            color: var(--primary);
            text-transform: uppercase;
            letter-spacing: 0.05em;
            margin-bottom: 8px;
        }

        .section-title {
            font-size: 26px;
            font-weight: 700;
            letter-spacing: -0.01em;
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .section-desc {
            font-size: 15px;
            color: var(--text-sub);
            max-width: 640px;
        }

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

        .service-card-large {
            grid-column: span 2;
            border-radius: 20px;
            overflow: hidden;
            background: #fff;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            transition: transform 0.25s, box-shadow 0.25s;
            display: flex;
            flex-direction: column;
        }

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

        .service-card-large .card-img-wrap {
            height: 180px;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            position: relative;
        }

        .service-card-large .card-img-wrap::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 6px;
            background: var(--gradient);
        }

        .service-card-large .card-body {
            padding: 28px;
            flex: 1;
        }

        .service-card-large h3 {
            font-size: 28px;
            font-weight: 700;
            letter-spacing: -0.01em;
            margin-bottom: 8px;
        }

        .service-card-large p {
            font-size: 16px;
            color: var(--text-sub);
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .service-card-normal {
            border-radius: 20px;
            background: #fff;
            border: 1px solid var(--border);
            padding: 24px;
            box-shadow: var(--shadow);
            transition: transform 0.25s, box-shadow 0.25s;
            position: relative;
        }

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

        .service-icon {
            width: 50px;
            height: 50px;
            border-radius: 12px;
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 20px;
            margin-bottom: 16px;
        }

        .service-card-normal h3 {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 8px;
        }

        .service-card-normal p {
            font-size: 15px;
            color: var(--text-sub);
            line-height: 1.6;
            margin-bottom: 16px;
        }

        .card-arrow {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            transition: gap 0.2s;
        }

        .card-arrow i {
            transition: transform 0.2s;
        }

        .service-card-normal:hover .card-arrow i {
            transform: translateX(4px);
        }

        /* ===== 对比 ===== */
        .compare-section {
            background: #fff;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .compare-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            position: relative;
        }

        .compare-panel {
            border-radius: 20px;
            padding: 32px;
            border: 1px solid var(--border);
            background: #F8FAF9;
        }

        .compare-panel.brand-panel {
            background: linear-gradient(135deg, #EFF9F4 0%, #FDF3EC 100%);
            border-color: rgba(11, 163, 107, 0.2);
        }

        .compare-panel h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 20px;
        }

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

        .compare-list li {
            padding: 10px 0;
            font-size: 15px;
            display: flex;
            align-items: flex-start;
            gap: 12px;
            border-bottom: 1px solid var(--border);
            color: var(--text-sub);
        }

        .compare-list li:last-child {
            border-bottom: none;
        }

        .compare-list li i.fa-xmark {
            color: #C9D4CE;
            margin-top: 4px;
        }

        .compare-list li i.fa-check {
            color: var(--primary);
            margin-top: 4px;
        }

        .brand-panel .compare-list li {
            color: var(--text-main);
            border-bottom-color: rgba(11, 163, 107, 0.1);
        }

        .compare-badge-center {
            position: absolute;
            left: 50%;
            top: 50%;
            transform: translate(-50%, -50%);
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--gradient);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 4px solid #fff;
            box-shadow: 0 4px 16px rgba(11, 163, 107, 0.2);
            z-index: 2;
        }

        .compare-summary {
            text-align: center;
            margin-top: 32px;
            font-size: 15px;
            color: var(--text-sub);
            font-weight: 500;
        }

        /* ===== 资讯 ===== */
        .news-card {
            display: flex;
            gap: 20px;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 12px;
            padding: 20px;
            margin-bottom: 16px;
            box-shadow: 0 4px 12px rgba(11, 163, 107, 0.04);
            transition: box-shadow 0.2s, transform 0.2s;
        }

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

        .news-date {
            width: 70px;
            min-width: 70px;
            border-radius: 10px;
            background: var(--primary);
            color: #fff;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            padding: 10px 0;
            text-align: center;
        }

        .news-date .day {
            font-size: 24px;
            font-weight: 800;
            line-height: 1.1;
        }

        .news-date .month {
            font-size: 12px;
            opacity: 0.9;
        }

        .news-body h3 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 4px;
            line-height: 1.5;
            color: var(--text-main);
            transition: color 0.2s;
        }

        .news-body h3:hover {
            color: var(--primary);
        }

        .news-body p {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.6;
            margin-bottom: 10px;
        }

        .news-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }

        .badge-soft {
            background: var(--primary-light);
            color: var(--primary-dark);
            border-radius: 999px;
            padding: 3px 12px;
            font-size: 12px;
            font-weight: 600;
        }

        .detail-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
        }

        .detail-link i {
            transition: transform 0.2s;
        }

        .news-card:hover .detail-link i {
            transform: translateX(4px);
        }

        .empty-state {
            text-align: center;
            padding: 40px 20px;
            color: var(--text-sub);
            background: #fff;
            border: 1px dashed var(--border);
            border-radius: 12px;
            font-size: 15px;
        }

        /* ===== 特色/图景 ===== */
        .feature-band {
            background: linear-gradient(135deg, #1A2420 0%, #22352B 100%);
            color: #fff;
            padding: 72px 0;
        }

        .feature-band .section-title {
            color: #fff;
        }

        .feature-band .section-desc {
            color: #A8B5AD;
        }

        .feature-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: center;
        }

        .feature-img {
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2);
        }

        .feature-img img {
            width: 100%;
            display: block;
        }

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

        .feature-points li {
            display: flex;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .feature-points li:last-child {
            border-bottom: none;
        }

        .feature-point-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: rgba(11, 163, 107, 0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            flex-shrink: 0;
        }

        .feature-points h4 {
            font-size: 17px;
            font-weight: 600;
            margin-bottom: 4px;
        }

        .feature-points p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.6;
            margin: 0;
        }

        /* ===== FAQ ===== */
        .faq-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 12px;
            margin-bottom: 12px;
            overflow: hidden;
            transition: border-color 0.2s, box-shadow 0.2s;
        }

        .faq-item:has(.accordion-button:not(.collapsed)) {
            border-left: 6px solid var(--primary);
            box-shadow: var(--shadow);
        }

        .faq-item .accordion-button {
            padding: 16px 20px;
            font-size: 15px;
            font-weight: 600;
            background: #fff;
            color: var(--text-main);
            border: none;
            box-shadow: none;
        }

        .faq-item .accordion-button:not(.collapsed) {
            background: #fff;
            color: var(--primary-dark);
        }

        .faq-item .accordion-button:focus {
            box-shadow: none;
        }

        .faq-item .accordion-button::after {
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            content: "\f067";
            background: none;
            width: auto;
            height: auto;
            transition: transform 0.3s;
            color: var(--primary);
        }

        .faq-item .accordion-button:not(.collapsed)::after {
            transform: rotate(45deg);
        }

        .faq-item .accordion-body {
            background: #F9FBF9;
            padding: 16px 20px;
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.8;
        }

        /* ===== 表单 CTA ===== */
        .cta-section {
            background: #fff;
            border-top: 1px solid var(--border);
        }

        .cta-grid {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 48px;
            align-items: start;
        }

        .form-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 20px;
            padding: 32px;
        }

        .form-card .form-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
        }

        .form-card .form-control,
        .form-card .form-select {
            border-radius: 8px;
            border: 1px solid #CFE0D6;
            padding: 12px 16px;
            font-size: 14px;
            background: #fff;
            transition: border-color 0.2s, box-shadow 0.2s;
        }

        .form-card .form-control:focus,
        .form-card .form-select:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(11, 163, 107, 0.15);
            outline: none;
        }

        .form-card .form-control::placeholder {
            color: #A8B5AD;
        }

        .btn-submit {
            background: var(--gradient);
            border: none;
            color: #fff;
            font-weight: 600;
            padding: 12px 32px;
            border-radius: 8px;
            width: 100%;
            transition: transform 0.2s, box-shadow 0.2s;
            box-shadow: 0 4px 14px rgba(11, 163, 107, 0.2);
        }

        .btn-submit:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 24px rgba(11, 163, 107, 0.3);
            color: #fff;
        }

        .btn-submit:active {
            transform: translateY(0);
        }

        .contact-info {
            background: var(--primary-light);
            border-radius: 20px;
            padding: 32px;
        }

        .contact-info h4 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .contact-line {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 12px 0;
            border-bottom: 1px solid rgba(11, 163, 107, 0.1);
            font-size: 14px;
            color: var(--text-main);
        }

        .contact-line:last-child {
            border-bottom: none;
        }

        .contact-line i {
            color: var(--primary);
            margin-top: 4px;
            width: 16px;
            text-align: center;
        }

        /* ===== 页脚 ===== */
        .footer {
            background: #1A2420;
            color: #fff;
            padding: 56px 0 0;
            position: relative;
        }

        .footer::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--gradient);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr 1fr;
            gap: 48px;
            padding-bottom: 40px;
        }

        .footer h5 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 16px;
            color: #fff;
        }

        .footer p {
            font-size: 14px;
            color: #A8B5AD;
            line-height: 1.8;
        }

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

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

        .footer-links a {
            color: #A8B5AD;
            font-size: 14px;
            transition: color 0.2s;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 20px 0;
            text-align: center;
            font-size: 14px;
            color: #A8B5AD;
        }

        /* ===== 移动端抽屉 ===== */
        .offcanvas-mobile {
            max-width: 320px;
        }

        .offcanvas-mobile .brand-box {
            border-bottom: 1px solid var(--border);
            height: 76px;
        }

        .offcanvas-mobile .menu-item {
            font-size: 18px;
            padding: 14px 20px;
            height: auto;
        }

        .offcanvas-mobile .side-footer-badges {
            margin-top: 24px;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 991.98px) {
            .side-nav {
                display: none;
            }

            .main-content {
                margin-left: 0;
            }

            .mobile-header {
                display: flex;
            }

            .hero-grid,
            .cta-grid,
            .feature-grid {
                grid-template-columns: 1fr;
            }

            .hero-section {
                padding: 56px 0 48px;
            }

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

            .service-card-large {
                grid-column: span 2;
            }
        }

        @media (max-width: 767.98px) {
            .service-grid {
                grid-template-columns: 1fr;
            }

            .service-card-large {
                grid-column: span 1;
            }

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

            .compare-badge-center {
                display: none;
            }

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

            .section {
                padding: 48px 0;
            }

            .hero-stats {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
        }

        @media (max-width: 575.98px) {
            body {
                font-size: 15px;
            }

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

            .stat-card {
                padding: 16px;
            }

            .stat-number {
                font-size: 32px;
            }

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

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

            .news-card {
                flex-direction: column;
            }

            .news-date {
                width: 100%;
                min-width: 0;
                flex-direction: row;
                gap: 8px;
                padding: 8px 16px;
            }

            .news-date .day {
                font-size: 18px;
            }

            .form-card {
                padding: 24px 20px;
            }

            .contact-info {
                padding: 24px 20px;
            }
        }

/* roulang page: article */
:root {
            --primary: #0BA36B;
            --primary-dark: #08774F;
            --primary-light: #E8F6EF;
            --accent: #FF7D2E;
            --body-bg: #F4F7F5;
            --card-bg: #FFFFFF;
            --text-main: #1A2420;
            --text-sub: #5B6B63;
            --border: #E3EDE7;
            --radius-lg: 20px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-card: 0 6px 24px rgba(11, 163, 107, 0.06);
            --shadow-hover: 0 12px 32px rgba(11, 163, 107, 0.12);
            --gradient-brand: linear-gradient(135deg, #0BA36B 0%, #2BC48A 55%, #FF7D2E 130%);
            --transition-fast: all 0.25s ease;
        }

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

        body {
            font-family: system-ui, -apple-system, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            background-color: var(--body-bg);
            color: var(--text-main);
            font-size: 15px;
            line-height: 1.8;
            letter-spacing: 0.02em;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition-fast);
        }
        a:hover {
            color: var(--primary-dark);
        }
        a:focus-visible {
            outline: 3px solid rgba(11, 163, 107, 0.3);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

        .app-layout {
            display: flex;
            min-height: 100vh;
        }

        .sidebar {
            width: 260px;
            flex-shrink: 0;
            background: #fff;
            border-right: 1px solid var(--border);
            display: flex;
            flex-direction: column;
            position: fixed;
            top: 0;
            bottom: 0;
            left: 0;
            z-index: 1000;
            padding: 0 16px;
        }

        .sidebar .brand-area {
            height: 80px;
            display: flex;
            align-items: center;
            padding: 0 12px;
            border-bottom: 1px solid var(--border);
            margin-bottom: 16px;
        }

        .brand-mark {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: var(--gradient-brand);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 14px;
            flex-shrink: 0;
        }

        .brand-name {
            font-weight: 700;
            font-size: 15px;
            color: var(--text-main);
            margin-left: 10px;
            line-height: 1.4;
        }

        .menu-label {
            font-size: 12px;
            color: var(--text-sub);
            text-transform: uppercase;
            letter-spacing: 0.08em;
            padding: 8px 12px 6px;
        }

        .side-menu {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .menu-item {
            display: flex;
            align-items: center;
            gap: 10px;
            height: 44px;
            padding: 0 16px;
            border-radius: 10px;
            color: var(--text-main);
            font-weight: 500;
            font-size: 14px;
            transition: var(--transition-fast);
            border-left: 4px solid transparent;
        }

        .menu-item i {
            width: 20px;
            text-align: center;
            font-size: 15px;
            color: var(--text-sub);
        }

        .menu-item:hover {
            background: #F0F7F3;
            color: var(--primary-dark);
        }
        .menu-item:hover i {
            color: var(--primary);
        }

        .menu-item.active {
            background: var(--primary-light);
            color: var(--primary-dark);
            border-left: 4px solid var(--primary);
            font-weight: 600;
        }
        .menu-item.active i {
            color: var(--primary);
        }

        .sidebar-badges {
            margin-top: auto;
            padding: 16px 12px 20px;
            border-top: 1px solid var(--border);
            display: flex;
            gap: 10px;
        }

        .badge-mini {
            flex: 1;
            background: #F9FBF9;
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 10px 8px;
            text-align: center;
        }

        .badge-mini .badge-label {
            font-size: 12px;
            color: var(--text-sub);
            display: block;
        }

        .badge-mini .badge-value {
            font-size: 16px;
            font-weight: 700;
            color: var(--primary);
            display: block;
        }

        .main-content {
            flex: 1;
            margin-left: 260px;
            min-width: 0;
        }

        .topbar-mobile {
            display: none;
            position: sticky;
            top: 0;
            z-index: 999;
            background: #fff;
            border-bottom: 1px solid var(--border);
            padding: 12px 20px;
            align-items: center;
            justify-content: space-between;
        }

        .hamburger-btn {
            width: 44px;
            height: 44px;
            border: none;
            background: transparent;
            border-radius: 10px;
            font-size: 20px;
            color: var(--text-main);
            cursor: pointer;
            transition: var(--transition-fast);
        }
        .hamburger-btn:hover {
            background: #F0F7F3;
        }
        .hamburger-btn:focus-visible {
            outline: 3px solid rgba(11,163,107,0.3);
        }

        .mobile-drawer {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: #fff;
            z-index: 1050;
            flex-direction: column;
            padding: 24px;
        }
        .mobile-drawer.open {
            display: flex;
        }

        .drawer-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 32px;
        }

        .drawer-close {
            width: 44px;
            height: 44px;
            border: none;
            background: #F4F7F5;
            border-radius: 10px;
            font-size: 18px;
            cursor: pointer;
        }

        .drawer-nav {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .drawer-nav .menu-item {
            height: 52px;
            font-size: 18px;
        }

        .drawer-footer {
            margin-top: auto;
            padding-top: 24px;
            border-top: 1px solid var(--border);
        }

        .page-article {
            padding: 40px 0 72px;
        }

        .breadcrumb-custom {
            font-size: 13px;
            color: var(--text-sub);
            margin-bottom: 24px;
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
        }

        .breadcrumb-custom a {
            color: var(--primary);
        }
        .breadcrumb-custom .sep {
            color: #A8B5AD;
        }

        .article-header {
            max-width: 720px;
            margin: 0 auto 32px;
        }

        .article-header h1 {
            font-size: clamp(28px, 3.5vw, 38px);
            font-weight: 800;
            line-height: 1.3;
            letter-spacing: -0.01em;
            margin-bottom: 20px;
            color: var(--text-main);
        }

        .article-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px;
            font-size: 14px;
            color: var(--text-sub);
            margin-bottom: 8px;
        }

        .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 999px;
            padding: 4px 14px;
            font-size: 13px;
            color: var(--text-sub);
        }

        .meta-item i {
            color: var(--primary);
            font-size: 12px;
        }

        .meta-item .meta-label {
            color: #A8B5AD;
        }

        .article-body {
            max-width: 720px;
            margin: 0 auto;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 40px 48px;
            box-shadow: var(--shadow-card);
            font-size: 16px;
            line-height: 1.9;
            color: var(--text-main);
            word-wrap: break-word;
        }

        .article-body h2,
        .article-body h3,
        .article-body h4 {
            font-weight: 700;
            line-height: 1.4;
            margin: 28px 0 16px;
            color: var(--text-main);
        }

        .article-body h2 {
            font-size: 24px;
            border-left: 4px solid var(--primary);
            padding-left: 16px;
        }

        .article-body h3 {
            font-size: 20px;
        }

        .article-body p {
            margin-bottom: 20px;
        }

        .article-body img {
            border-radius: var(--radius-md);
            margin: 24px 0;
        }

        .article-body blockquote {
            border-left: 4px solid var(--accent);
            background: #FDF3EC;
            padding: 16px 24px;
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            margin: 24px 0;
        }

        .article-body ul,
        .article-body ol {
            padding-left: 24px;
            margin-bottom: 20px;
        }

        .article-body li {
            margin-bottom: 8px;
        }

        .article-not-found {
            max-width: 720px;
            margin: 0 auto;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 72px 48px;
            text-align: center;
            box-shadow: var(--shadow-card);
        }

        .article-not-found i {
            font-size: 48px;
            color: #C0D4C8;
            margin-bottom: 20px;
        }

        .article-not-found h2 {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .article-not-found p {
            color: var(--text-sub);
            margin-bottom: 24px;
        }

        .btn-brand {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--gradient-brand);
            color: #fff;
            border: none;
            border-radius: var(--radius-sm);
            padding: 12px 32px;
            font-weight: 600;
            font-size: 15px;
            cursor: pointer;
            transition: var(--transition-fast);
            text-decoration: none;
        }

        .btn-brand:hover {
            color: #fff;
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(11, 163, 107, 0.25);
        }

        .btn-brand:active {
            transform: translateY(0);
            box-shadow: 0 6px 16px rgba(11, 163, 107, 0.2);
        }

        .btn-brand:focus-visible {
            outline: 3px solid rgba(11, 163, 107, 0.3);
            outline-offset: 2px;
        }

        .btn-outline-brand {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--primary);
            border: 1px solid var(--primary);
            border-radius: var(--radius-sm);
            padding: 12px 32px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition-fast);
            text-decoration: none;
        }

        .btn-outline-brand:hover {
            background: var(--primary-light);
            color: var(--primary-dark);
            transform: translateY(-2px);
        }

        .article-footer-nav {
            max-width: 720px;
            margin: 40px auto 0;
            text-align: center;
        }

        .related-section {
            margin-top: 56px;
        }

        .related-section h2 {
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 20px;
            text-align: center;
        }

        .related-scroll {
            display: flex;
            gap: 20px;
            overflow-x: auto;
            padding-bottom: 16px;
            scrollbar-width: thin;
            scrollbar-color: var(--primary) #E3EDE7;
        }

        .related-scroll::-webkit-scrollbar {
            height: 4px;
        }
        .related-scroll::-webkit-scrollbar-track {
            background: #E3EDE7;
            border-radius: 10px;
        }
        .related-scroll::-webkit-scrollbar-thumb {
            background: var(--primary);
            border-radius: 10px;
        }

        .related-card {
            min-width: 280px;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition-fast);
            flex-shrink: 0;
            display: flex;
            flex-direction: column;
        }

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

        .related-card img {
            width: 100%;
            height: 140px;
            object-fit: cover;
        }

        .related-card-body {
            padding: 16px 20px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
        }

        .related-card-time {
            font-size: 12px;
            color: var(--text-sub);
            margin-bottom: 8px;
        }

        .related-card-title {
            font-size: 15px;
            font-weight: 600;
            line-height: 1.5;
            color: var(--text-main);
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

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

        .footer {
            background: var(--text-main);
            color: #fff;
            margin-left: 260px;
            padding: 48px 0 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }

        .footer h5 {
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 16px;
            color: #fff;
        }

        .footer p {
            font-size: 14px;
            color: #A8B5AD;
            line-height: 1.8;
        }

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

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

        .footer-links a {
            color: #A8B5AD;
            font-size: 14px;
            text-decoration: none;
            transition: var(--transition-fast);
        }
        .footer-links a:hover {
            color: var(--primary);
            padding-left: 4px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            font-size: 14px;
            color: #A8B5AD;
            text-align: center;
        }

        @media (max-width: 991.98px) {
            .sidebar {
                display: none;
            }

            .main-content {
                margin-left: 0;
            }

            .topbar-mobile {
                display: flex;
            }

            .footer {
                margin-left: 0;
            }

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

        @media (max-width: 767.98px) {
            .article-body {
                padding: 24px 20px;
                border-radius: var(--radius-md);
            }

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

            .related-card {
                min-width: 240px;
            }

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

            .container-custom {
                padding: 0 16px;
            }

            .article-meta {
                gap: 8px;
            }

            .meta-item {
                padding: 3px 10px;
                font-size: 12px;
            }
        }

        @media (max-width: 575.98px) {
            body {
                font-size: 14px;
            }

            .page-article {
                padding: 24px 0 48px;
            }

            .article-header h1 {
                font-size: 22px;
            }

            .article-body {
                font-size: 15px;
                line-height: 1.8;
                padding: 20px 16px;
            }

            .article-footer-nav .btn-brand,
            .article-footer-nav .btn-outline-brand {
                width: 100%;
                justify-content: center;
                margin-bottom: 10px;
            }

            .related-card {
                min-width: 200px;
            }

            .related-card img {
                height: 100px;
            }

            .related-card-body {
                padding: 12px 14px;
            }

            .topbar-mobile {
                padding: 10px 16px;
            }

            .brand-name {
                font-size: 14px;
            }
        }

        @media (min-width: 992px) {
            .topbar-mobile {
                display: none !important;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #0BA36B;
            --primary-dark: #08774F;
            --primary-light: #E8F6EF;
            --accent: #FF7D2E;
            --bg-page: #F4F7F5;
            --bg-card: #FFFFFF;
            --text-main: #1A2420;
            --text-secondary: #5B6B63;
            --border-color: #E3EDE7;
            --gradient-brand: linear-gradient(135deg, #0BA36B 0%, #2BC48A 55%, #FF7D2E 130%);
            --gradient-soft: linear-gradient(135deg, #EFF9F4, #FDF3EC);
            --radius-lg: 20px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-card: 0 6px 24px rgba(11,163,107,0.06);
            --shadow-hover: 0 12px 32px rgba(11,163,107,0.12);
            --sidebar-width: 260px;
            --space-section: 72px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: system-ui, -apple-system, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            background: var(--bg-page);
            color: var(--text-main);
            line-height: 1.8;
            font-size: 15px;
            -webkit-font-smoothing: antialiased;
        }

        a {
            text-decoration: none;
            color: var(--primary);
            transition: color .2s ease;
        }
        a:hover {
            color: var(--primary-dark);
        }
        a:focus-visible,
        button:focus-visible {
            outline: 3px solid rgba(11,163,107,.35);
            outline-offset: 2px;
        }

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

        h1, h2, h3, h4, h5, h6 {
            line-height: 1.3;
            font-weight: 700;
            letter-spacing: -0.01em;
        }

        p {
            letter-spacing: 0.02em;
        }

        .container-custom {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== 左侧固定导航 ===== */
        .sidebar {
            width: var(--sidebar-width);
            background: #fff;
            border-right: 1px solid var(--border-color);
            position: fixed;
            top: 0;
            left: 0;
            bottom: 0;
            display: flex;
            flex-direction: column;
            padding: 20px 16px 16px;
            z-index: 1040;
        }

        .sidebar-brand {
            height: 80px;
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 0 8px;
            border-bottom: 1px solid var(--border-color);
        }

        .brand-mark {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: var(--gradient-brand);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 14px;
            flex-shrink: 0;
            letter-spacing: 0;
        }

        .brand-text {
            font-weight: 700;
            font-size: 15px;
            line-height: 1.3;
            color: var(--text-main);
        }

        .side-menu {
            display: flex;
            flex-direction: column;
            gap: 6px;
            margin-top: 18px;
        }

        .menu-label {
            font-size: 12px;
            color: var(--text-secondary);
            text-transform: uppercase;
            letter-spacing: .1em;
            padding: 0 12px;
            margin-bottom: 6px;
            font-weight: 600;
        }

        .menu-item {
            display: flex;
            align-items: center;
            gap: 12px;
            height: 44px;
            padding: 0 16px;
            border-radius: 10px;
            color: var(--text-main);
            font-size: 14px;
            font-weight: 600;
            transition: all .2s ease;
            position: relative;
        }

        .menu-item i {
            width: 18px;
            text-align: center;
            color: var(--text-secondary);
            transition: color .2s;
        }

        .menu-item:hover {
            background: #F0F7F3;
            color: var(--primary-dark);
        }
        .menu-item:hover i {
            color: var(--primary);
        }

        .menu-item.active {
            background: var(--primary-light);
            color: var(--primary-dark);
            font-weight: 700;
        }
        .menu-item.active::before {
            content: "";
            position: absolute;
            left: 2px;
            top: 50%;
            transform: translateY(-50%);
            width: 4px;
            height: 20px;
            border-radius: 4px;
            background: var(--primary);
        }
        .menu-item.active i {
            color: var(--primary);
        }

        .sidebar-mini-stats {
            margin-top: auto;
            display: flex;
            gap: 8px;
            border-top: 1px solid var(--border-color);
            padding-top: 16px;
        }

        .mini-badge {
            flex: 1;
            background: var(--gradient-soft);
            border-radius: 12px;
            padding: 12px 8px;
            text-align: center;
        }
        .mini-badge span {
            display: block;
            font-size: 11px;
            color: var(--text-secondary);
            line-height: 1.4;
        }
        .mini-badge strong {
            font-size: 22px;
            color: var(--primary);
            font-weight: 800;
            line-height: 1.2;
        }

        /* ===== 主内容区 ===== */
        .main-content {
            margin-left: var(--sidebar-width);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        /* ===== 移动端顶部导航 ===== */
        .mobile-topbar {
            display: none;
        }

        .mobile-drawer {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: #fff;
            z-index: 1050;
            display: none;
            flex-direction: column;
            padding: 24px;
        }
        .mobile-drawer.open {
            display: flex;
        }

        .drawer-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-bottom: 20px;
            border-bottom: 1px solid var(--border-color);
        }
        .drawer-brand {
            font-weight: 800;
            font-size: 18px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .drawer-close {
            width: 40px;
            height: 40px;
            border: none;
            background: var(--primary-light);
            color: var(--primary);
            border-radius: 10px;
            font-size: 18px;
            cursor: pointer;
            transition: background .2s;
        }
        .drawer-close:hover {
            background: #d5efe2;
        }

        .drawer-menu {
            display: flex;
            flex-direction: column;
            gap: 10px;
            margin-top: 28px;
        }
        .drawer-item {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 18px;
            font-weight: 600;
            color: var(--text-main);
            padding: 14px 16px;
            border-radius: 12px;
            transition: all .2s;
        }
        .drawer-item i {
            width: 22px;
            color: var(--text-secondary);
        }
        .drawer-item:hover {
            background: var(--primary-light);
            color: var(--primary-dark);
        }
        .drawer-item.active {
            background: var(--primary-light);
            color: var(--primary-dark);
        }
        .drawer-item.active i {
            color: var(--primary);
        }

        .drawer-footer {
            margin-top: auto;
            display: flex;
            gap: 10px;
        }

        /* ===== 分类 Hero ===== */
        .category-hero {
            position: relative;
            padding: 72px 0 64px;
            min-height: 400px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center;
            z-index: 0;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(100deg, rgba(26,36,32,.9) 0%, rgba(11,163,107,.78) 55%, rgba(255,125,46,.35) 100%);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            width: 100%;
            max-width: 1140px;
            margin: 0 auto;
            padding: 0 24px;
            color: #fff;
        }

        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: rgba(255,255,255,.8);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }
        .breadcrumb-nav a {
            color: rgba(255,255,255,.9);
            transition: color .2s;
        }
        .breadcrumb-nav a:hover {
            color: #fff;
            text-decoration: underline;
        }

        .hero-content h1 {
            font-size: clamp(28px, 3.5vw, 40px);
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
            text-shadow: 0 2px 12px rgba(0,0,0,.15);
        }

        .hero-sub {
            font-size: clamp(17px, 2vw, 22px);
            font-weight: 600;
            color: #fff;
            margin-bottom: 12px;
        }

        .hero-desc {
            font-size: 15px;
            max-width: 720px;
            color: rgba(255,255,255,.92);
            line-height: 1.8;
        }

        /* ===== 通用 section ===== */
        .category-intro,
        .feature-blocks,
        .content-list-section,
        .faq-section,
        .cta-section {
            padding: var(--space-section) 0;
        }

        .section-head {
            margin-bottom: 32px;
        }

        .section-tag {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary-dark);
            font-size: 12px;
            font-weight: 700;
            padding: 4px 14px;
            border-radius: 999px;
            margin-bottom: 12px;
            letter-spacing: .04em;
        }

        .section-head h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-main);
            margin: 0;
        }

        .section-head .section-sub {
            color: var(--text-secondary);
            font-size: 15px;
            margin-top: 8px;
            max-width: 720px;
        }

        /* ===== 分类描述区 ===== */
        .category-intro {
            background: var(--bg-card);
            border-bottom: 1px solid var(--border-color);
        }

        .intro-card {
            background: var(--gradient-soft);
            border-radius: var(--radius-lg);
            padding: 32px;
            border: 1px solid var(--border-color);
        }

        .intro-card p {
            color: var(--text-main);
            font-size: 15px;
            line-height: 1.9;
            margin-bottom: 0;
        }

        .intro-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 20px;
        }

        .tag-chip {
            background: #fff;
            border: 1px solid var(--border-color);
            color: var(--text-secondary);
            font-size: 13px;
            border-radius: 999px;
            padding: 4px 14px;
            transition: all .2s;
        }
        .tag-chip i {
            color: var(--primary);
            margin-right: 4px;
        }
        .tag-chip:hover {
            border-color: var(--primary);
            color: var(--primary-dark);
            transform: translateY(-1px);
        }

        /* ===== 图文内容块 ===== */
        .feature-blocks {
            background: var(--bg-page);
        }

        .feature-item {
            display: flex;
            align-items: center;
            gap: 36px;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 28px;
            box-shadow: var(--shadow-card);
            transition: all .3s ease;
            margin-bottom: 24px;
        }
        .feature-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .feature-item:nth-child(even) {
            flex-direction: row-reverse;
        }

        .feature-img {
            flex: 0 0 260px;
            height: 200px;
            border-radius: 16px;
            overflow: hidden;
            position: relative;
            background: var(--primary-light);
        }
        .feature-img .img-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center;
            z-index: 1;
        }
        .feature-img .img-icon {
            position: absolute;
            inset: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 36px;
            color: rgba(11,163,107,.25);
            z-index: 0;
        }

        .feature-body {
            flex: 1;
        }
        .feature-body h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text-main);
        }
        .feature-body p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 0;
        }

        .feature-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--primary);
            font-weight: 600;
            font-size: 14px;
            margin-top: 14px;
            transition: color .2s;
        }
        .feature-link i {
            transition: transform .2s ease;
        }
        .feature-link:hover {
            color: var(--primary-dark);
        }
        .feature-link:hover i {
            transform: translateX(4px);
        }

        /* ===== 内容列表 ===== */
        .content-list-section {
            background: var(--bg-card);
        }

        .content-list {
            border-top: 1px solid var(--border-color);
        }

        .content-list-item {
            display: grid;
            grid-template-columns: 90px 1fr 2fr 30px;
            align-items: center;
            gap: 20px;
            padding: 20px 6px;
            border-bottom: 1px solid var(--border-color);
            transition: all .2s ease;
        }
        .content-list-item:hover {
            background: var(--primary-light);
            border-radius: 14px;
            padding-left: 14px;
            padding-right: 14px;
        }

        .list-date {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
            white-space: nowrap;
        }
        .list-date .day {
            font-size: 26px;
            font-weight: 800;
            color: var(--primary);
        }
        .list-date .month {
            font-size: 12px;
            color: var(--text-secondary);
            margin-top: 2px;
        }

        .list-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.5;
            transition: color .2s;
        }
        .content-list-item:hover .list-title {
            color: var(--primary);
        }

        .list-summary {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .list-arrow {
            color: var(--primary);
            font-size: 18px;
            text-align: center;
            opacity: .55;
            transition: all .2s ease;
        }
        .content-list-item:hover .list-arrow {
            opacity: 1;
            transform: translateX(4px);
        }

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

        .faq-list {
            max-width: 900px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 18px 22px;
            transition: box-shadow .2s ease, border-color .2s ease;
        }
        .faq-item.open {
            border-left: 6px solid var(--primary);
            box-shadow: var(--shadow-card);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            cursor: pointer;
            font-size: 15px;
            font-weight: 700;
            color: var(--text-main);
            user-select: none;
        }

        .faq-icon {
            width: 24px;
            height: 24px;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--primary-light);
            color: var(--primary);
            border-radius: 50%;
            font-size: 14px;
            transition: transform .3s ease, background .2s;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: var(--primary);
            color: #fff;
        }

        .faq-answer {
            display: none;
            padding-top: 14px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            border-top: 1px solid var(--border-color);
            margin-top: 14px;
        }
        .faq-item.open .faq-answer {
            display: block;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--gradient-brand);
            padding: 56px 0 64px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: "";
            position: absolute;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            border: 24px solid rgba(255,255,255,.12);
            right: -40px;
            bottom: -80px;
            pointer-events: none;
        }
        .cta-section h2 {
            color: #fff;
            font-size: 28px;
            font-weight: 800;
            margin-bottom: 12px;
        }
        .cta-section p {
            color: rgba(255,255,255,.92);
            max-width: 600px;
            margin: 0 auto 28px;
            font-size: 15px;
            line-height: 1.8;
        }

        .btn-cta-light {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: #fff;
            color: var(--primary-dark);
            font-weight: 700;
            font-size: 15px;
            border-radius: var(--radius-sm);
            padding: 14px 38px;
            box-shadow: 0 4px 20px rgba(0,0,0,.12);
            transition: all .3s ease;
            border: none;
            cursor: pointer;
        }
        .btn-cta-light:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(0,0,0,.16);
            color: var(--primary-dark);
        }
        .btn-cta-light:active {
            transform: translateY(0);
            box-shadow: 0 6px 16px rgba(0,0,0,.12);
        }

        /* ===== 页脚 ===== */
        .footer {
            background: #1A2420;
            color: #fff;
            padding-top: 56px;
            position: relative;
        }
        .footer::before {
            content: "";
            display: block;
            height: 6px;
            background: var(--gradient-brand);
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 40px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .footer h5 {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .footer p {
            color: #A8B5AD;
            font-size: 14px;
            line-height: 1.8;
        }

        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: #A8B5AD;
            font-size: 14px;
            transition: color .2s;
        }
        .footer-links a:hover {
            color: #fff;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,.1);
            margin-top: 40px;
            padding: 20px 24px;
            text-align: center;
            color: #A8B5AD;
            font-size: 14px;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 991.98px) {
            .sidebar {
                display: none;
            }
            .main-content {
                margin-left: 0;
            }

            .mobile-topbar {
                display: flex;
                position: sticky;
                top: 0;
                z-index: 1040;
                background: #fff;
                border-bottom: 1px solid var(--border-color);
                height: 64px;
                align-items: center;
                justify-content: space-between;
                padding: 0 20px;
                box-shadow: 0 2px 8px rgba(0,0,0,.04);
            }

            .mobile-brand {
                display: flex;
                align-items: center;
                gap: 10px;
                font-weight: 700;
                color: var(--text-main);
                font-size: 16px;
            }

            .mobile-toggle {
                width: 40px;
                height: 40px;
                border: none;
                background: var(--primary-light);
                color: var(--primary);
                border-radius: 10px;
                font-size: 18px;
                cursor: pointer;
                transition: background .2s;
            }
            .mobile-toggle:hover {
                background: #d5efe2;
            }

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

        @media (max-width: 767.98px) {
            :root {
                --space-section: 48px;
            }

            .category-hero {
                min-height: 340px;
                padding: 56px 0 48px;
            }

            .hero-content h1 {
                font-size: 26px;
            }
            .hero-sub {
                font-size: 17px;
            }

            .feature-item,
            .feature-item:nth-child(even) {
                flex-direction: column;
                gap: 20px;
            }
            .feature-img {
                width: 100%;
                flex: 0 0 auto;
                height: 180px;
            }

            .content-list-item {
                grid-template-columns: 80px 1fr 20px;
                gap: 14px;
            }
            .list-summary {
                display: none;
            }

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

            .intro-card {
                padding: 24px;
            }
        }

        @media (max-width: 575.98px) {
            body {
                font-size: 14px;
            }

            .container-custom {
                padding: 0 16px;
            }

            .category-hero {
                min-height: 300px;
                padding: 44px 0 40px;
            }
            .hero-content h1 {
                font-size: 23px;
            }
            .hero-desc {
                font-size: 14px;
            }

            .section-head h2 {
                font-size: 22px;
            }
            .section-head .section-sub {
                font-size: 14px;
            }

            .feature-item {
                padding: 16px;
            }
            .feature-img {
                height: 150px;
            }
            .feature-body h3 {
                font-size: 18px;
            }

            .content-list-item {
                grid-template-columns: 56px 1fr 16px;
                gap: 8px;
                padding: 16px 4px;
            }
            .content-list-item:hover {
                padding-left: 8px;
                padding-right: 8px;
            }
            .list-date .day {
                font-size: 18px;
            }
            .list-date .month {
                font-size: 11px;
            }
            .list-title {
                font-size: 14px;
            }

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

            .cta-section {
                padding: 48px 0 56px;
            }
            .cta-section h2 {
                font-size: 22px;
            }
            .btn-cta-light {
                width: 100%;
                justify-content: center;
                padding: 14px 24px;
            }

            .footer {
                padding-top: 40px;
            }
            .footer-bottom {
                font-size: 13px;
                padding: 16px;
            }
        }