/* roulang page: index */
:root {
            --primary: #0D6E5A;
            --primary-dark: #14251E;
            --primary-light: #24A17E;
            --gradient-brand: linear-gradient(135deg, #0D6E5A 0%, #24A17E 100%);
            --accent: #EA6B45;
            --accent-light: #F2A65A;
            --bg: #F7F5F1;
            --card-bg: #FFFFFF;
            --border: #E8E2D9;
            --text: #1F2E28;
            --text-weak: #6B7B72;
            --text-muted: #8A9A91;
            --radius-lg: 20px;
            --radius-md: 12px;
            --radius-sm: 10px;
            --radius-pill: 999px;
            --shadow-sm: 0 1px 2px rgba(20,37,30,.05), 0 8px 26px rgba(20,37,30,.06);
            --shadow-hover: 0 18px 44px rgba(20,37,30,.10);
            --space-section: 88px;
            --space-section-md: 64px;
            --space-section-sm: 48px;
            --font-main: 'PingFang SC','Hiragino Sans GB','Source Han Sans SC','Microsoft YaHei',sans-serif;
            --font-num: 'Inter','Helvetica Neue',Arial,sans-serif;
            --header-bg: #0e2a20;
        }

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

        html { scroll-behavior: smooth; }

        body {
            font-family: var(--font-main);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
        }

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

        a { text-decoration: none; color: var(--primary); transition: color .25s ease; }
        a:hover { color: var(--primary-light); }
        a:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

        .grid-container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        .grid-container-fluid { max-width: 100%; }

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

        h1, h2, h3, h4, h5 { font-weight: 700; line-height: 1.3; color: var(--text); }
        h1 { font-size: 48px; font-weight: 800; line-height: 1.15; }
        h2 { font-size: 34px; font-weight: 700; line-height: 1.2; }
        h3 { font-size: 22px; font-weight: 600; }
        p { margin-bottom: 1.2rem; }

        .text-weak { color: var(--text-weak); }
        .text-muted { color: var(--text-muted); }

        /* buttons */
        .btn {
            display: inline-flex; align-items: center; justify-content: center; gap: 8px;
            font-size: 15px; font-weight: 600; line-height: 1.2;
            padding: 13px 30px; border-radius: var(--radius-sm); border: 2px solid transparent;
            cursor: pointer; transition: all .28s ease; white-space: nowrap; 
        }
        .btn-primary {
            background: var(--gradient-brand); color: #fff; box-shadow: 0 8px 20px rgba(13,110,90,.25);
        }
        .btn-primary:hover {
            transform: translateY(-2px); opacity: .92; box-shadow: 0 14px 34px rgba(13,110,90,.3); color: #fff;
        }
        .btn-primary:active { transform: translateY(0); box-shadow: 0 6px 16px rgba(13,110,90,.25); }
        .btn-secondary {
            background: #fff; border-color: rgba(13,110,90,.35); color: var(--primary);
        }
        .btn-secondary:hover {
            background: rgba(13,110,90,.06); border-color: var(--primary); color: var(--primary); transform: translateY(-2px);
        }
        .btn-secondary:active { transform: translateY(0); }
        .btn-accent {
            background: linear-gradient(135deg, var(--accent), var(--accent-light)); color: #fff;
            box-shadow: 0 8px 20px rgba(234,107,69,.22);
        }
        .btn-accent:hover { transform: translateY(-2px); box-shadow: 0 14px 32px rgba(234,107,69,.28); color: #fff; }
        .btn-large { padding: 15px 38px; font-size: 16px; }
        .btn-block { width: 100%; }

        /* ============ HEADER NAV ============ */
        .site-header {
            background: linear-gradient(180deg, var(--header-bg) 0%, #0a1e17 100%);
            padding: 16px 0 90px;
            position: relative;
            z-index: 100;
        }

        .nav-panel {
            background: #FBF9F6;
            border: 1px solid var(--border);
            border-radius: 18px;
            box-shadow: 0 10px 40px rgba(0,0,0,.08);
            padding: 14px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            min-height: 76px;
        }

        .nav-brand {
            flex-shrink: 0;
            display: flex;
            flex-direction: column;
            line-height: 1.2;
            padding-right: 14px;
            border-right: 1px solid var(--border);
        }
        .nav-brand .brand-main {
            font-size: 19px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: .3px;
            white-space: nowrap;
        }
        .nav-brand .brand-sub {
            font-size: 11px;
            color: var(--text-muted);
            letter-spacing: 1.5px;
            font-family: var(--font-num);
            text-transform: uppercase;
            margin-top: 2px;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: nowrap;
            overflow-x: auto;
            flex: 1;
            justify-content: flex-end;
        }

        .nav-card {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 9px 14px;
            border-radius: var(--radius-md);
            font-size: 14px;
            font-weight: 600;
            color: var(--text);
            background: #fff;
            border: 1px solid var(--border);
            transition: all .25s ease;
            white-space: nowrap;
            outline: none;
        }
        .nav-card i {
            font-size: 15px;
            color: var(--primary);
            transition: color .25s ease;
        }
        .nav-card:hover {
            transform: translateY(-2px);
            border-color: var(--primary);
            background: #f0f8f5;
            color: var(--primary);
        }
        .nav-card.active {
            background: var(--gradient-brand);
            border-color: transparent;
            color: #fff;
            box-shadow: 0 6px 18px rgba(13,110,90,.3);
        }
        .nav-card.active i { color: #fff; }

        .nav-cta {
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            color: #fff;
            font-size: 14px;
            font-weight: 700;
            padding: 11px 24px;
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: all .28s ease;
            box-shadow: 0 4px 14px rgba(234,107,69,.28);
            flex-shrink: 0;
        }
        .nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 24px rgba(234,107,69,.35);
            color: #fff;
        }

        .nav-toggle {
            display: none;
            background: none;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            width: 44px;
            height: 44px;
            font-size: 20px;
            color: var(--primary);
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: all .25s ease;
        }
        .nav-toggle:hover { background: rgba(13,110,90,.06); }

        /* mobile drawer */
        .drawer-overlay {
            position: fixed;
            top: 0; left: 0; right: 0; bottom: 0;
            background: rgba(20,37,30,.45);
            z-index: 9998;
            opacity: 0;
            visibility: hidden;
            transition: opacity .3s ease;
        }
        .drawer-overlay.show { opacity: 1; visibility: visible; }

        .mobile-drawer {
            position: fixed;
            top: 0;
            right: -360px;
            width: 340px;
            max-width: 90vw;
            height: 100%;
            background: #fff;
            z-index: 9999;
            box-shadow: -10px 0 40px rgba(0,0,0,.12);
            transition: right .4s cubic-bezier(.25,.46,.45,.94);
            display: flex;
            flex-direction: column;
            padding: 24px 20px;
            overflow-y: auto;
        }
        .mobile-drawer.show { right: 0; }

        .drawer-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 24px;
        }
        .drawer-brand { font-size: 19px; font-weight: 800; color: var(--primary); }
        .drawer-close {
            background: none;
            border: 1px solid var(--border);
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            font-size: 16px;
            color: var(--text);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all .25s ease;
        }
        .drawer-close:hover { background: rgba(13,110,90,.06); color: var(--primary); }

        .drawer-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
            margin-bottom: 24px;
        }
        .drawer-card {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
            padding: 20px 10px;
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            color: var(--text);
            font-size: 14px;
            font-weight: 600;
            transition: all .25s ease;
        }
        .drawer-card i { font-size: 22px; color: var(--primary); }
        .drawer-card:hover { transform: translateY(-2px); border-color: var(--primary); background: #f0f8f5; color: var(--primary); }
        .drawer-card.active {
            background: var(--gradient-brand);
            border-color: transparent;
            color: #fff;
        }
        .drawer-card.active i { color: #fff; }

        /* ============ HERO ============ */
        .hero-section {
            position: relative;
            background: linear-gradient(135deg, #0b221b 0%, #0D6E5A 60%, #24A17E 100%);
            color: #fff;
            padding-top: 20px;
            padding-bottom: 90px;
            overflow: hidden;
        }
        .hero-bg {
            position: absolute;
            top: 0; left: 0; right: 0; bottom: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            opacity: .22;
        }
        .hero-section::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 0;
            right: 0;
            height: 60px;
            background: var(--bg);
            border-radius: 60% 0 0 0;
        }
        .hero-inner {
            display: flex;
            align-items: center;
            gap: 60px;
            min-height: 460px;
            position: relative;
            z-index: 2;
        }
        .hero-left { flex: 1; }
        .hero-right { flex: .9; }

        .hero-left h1 {
            color: #fff;
            font-size: 46px;
            line-height: 1.18;
            margin-bottom: 24px;
            font-weight: 800;
            letter-spacing: .5px;
        }
        .hero-left h1 .highlight {
            color: var(--accent-light);
        }
        .hero-sub {
            font-size: 17px;
            line-height: 1.8;
            color: rgba(255,255,255,.85);
            margin-bottom: 34px;
        }
        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .hero-badge-line {
            display: flex;
            gap: 18px;
            margin-top: 34px;
            flex-wrap: wrap;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: rgba(255,255,255,.8);
            background: rgba(255,255,255,.08);
            padding: 7px 16px;
            border-radius: var(--radius-pill);
        }
        .hero-badge i { color: var(--accent-light); }

        /* hero right panel */
        .hero-panel-wrap {
            display: flex;
            justify-content: center;
        }
        .login-mock-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 34px 30px;
            box-shadow: 0 30px 60px rgba(0,0,0,.18);
            width: 100%;
            max-width: 380px;
            position: relative;
        }
        .login-mock-card::before {
            content: '';
            position: absolute;
            top: 0; left: 30px; right: 30px;
            height: 4px;
            background: var(--gradient-brand);
            border-radius: var(--radius-pill);
        }
        .login-mock-head { text-align: center; margin-bottom: 24px; }
        .login-mock-head i {
            font-size: 26px;
            color: var(--primary);
            background: rgba(13,110,90,.08);
            width: 54px;
            height: 54px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 14px;
            margin-bottom: 10px;
        }
        .login-mock-head h4 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text);
        }
        .mock-field {
            background: #F3F0EB;
            border-radius: var(--radius-sm);
            padding: 13px 16px;
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .mock-field i { color: var(--primary); font-size: 14px; }
        .mock-btn {
            background: var(--gradient-brand);
            color: #fff;
            text-align: center;
            border-radius: var(--radius-sm);
            padding: 13px;
            font-size: 15px;
            font-weight: 700;
            margin-top: 20px;
        }
        .mock-note {
            text-align: center;
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 14px;
        }

        /* ============ METRICS ============ */
        .metrics-section {
            background: var(--primary-dark);
            padding: 48px 0 56px;
            position: relative;
            z-index: 1;
            margin-top: -1px;
        }
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .metric-item {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 10px 4px;
        }
        .metric-bar {
            width: 4px;
            height: 52px;
            background: var(--gradient-brand);
            border-radius: var(--radius-pill);
            flex-shrink: 0;
            margin-top: 6px;
        }
        .metric-num {
            font-family: var(--font-num);
            font-size: 38px;
            font-weight: 800;
            background: linear-gradient(135deg, #fff 0%, #BDE5D8 100%);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            line-height: 1.1;
            letter-spacing: -.5px;
        }
        .metric-label {
            font-size: 13px;
            color: #A9C0B6;
            margin-top: 8px;
        }

        /* ============ SERVICES ============ */
        .services-section { padding: var(--space-section) 0; background: var(--bg); }
        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: 40px;
            flex-wrap: wrap;
            gap: 16px;
        }
        .section-head h2 { margin-bottom: 8px; }
        .section-head .section-desc {
            color: var(--text-weak);
            max-width: 560px;
            font-size: 15px;
        }

        .service-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .service-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 30px 28px;
            transition: all .3s ease;
            display: flex;
            flex-direction: column;
            height: 100%;
            box-shadow: var(--shadow-sm);
        }
        .service-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(13,110,90,.25);
        }
        .service-card.large {
            grid-column: span 2;
            background: linear-gradient(160deg, #fff 0%, #f5fcfa 100%);
        }
        .service-icon {
            width: 54px;
            height: 54px;
            border-radius: 14px;
            background: var(--gradient-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 18px;
            color: #fff;
            font-size: 22px;
            box-shadow: 0 8px 20px rgba(13,110,90,.22);
            transition: transform .3s ease;
        }
        .service-card:hover .service-icon { transform: rotate(2deg) scale(1.05); }
        .service-card h3 { font-size: 20px; margin-bottom: 10px; }
        .service-card p { color: var(--text-weak); font-size: 14px; line-height: 1.7; margin-bottom: 16px; flex-grow: 1; }
        .service-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap .25s ease;
            margin-top: auto;
        }
        .service-link:hover { gap: 12px; color: var(--primary-light); }
        .service-card.large .service-icon { width: 62px; height: 62px; font-size: 26px; }

        /* ============ COMPARISON ============ */
        .comparison-section {
            background: #fff;
            padding: var(--space-section) 0;
        }
        .comparison-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            margin-top: 40px;
        }
        .comparison-col {
            background: var(--bg);
            border-radius: var(--radius-lg);
            padding: 34px;
            border: 1px solid var(--border);
        }
        .comparison-col.better {
            background: linear-gradient(160deg, #f0faf7 0%, #fff 100%);
            border-color: rgba(13,110,90,.3);
        }
        .comparison-col h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .comparison-col h3 i {
            font-size: 18px;
            width: 34px;
            height: 34px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius-sm);
        }
        .comparison-col.standard h3 i {
            background: #f3e9e4;
            color: var(--accent);
        }
        .comparison-col.better h3 i {
            background: rgba(13,110,90,.1);
            color: var(--primary);
        }

        .compare-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 14px 0;
            border-bottom: 1px solid var(--border);
            gap: 12px;
            flex-wrap: wrap;
        }
        .compare-row:last-child { border-bottom: none; }
        .compare-label {
            font-size: 14px;
            color: var(--text-weak);
        }
        .compare-value {
            font-size: 16px;
            font-weight: 700;
            color: var(--text);
            font-family: var(--font-num);
        }
        .compare-col.better .compare-value {
            color: var(--primary);
        }
        .compare-value .unit { font-size: 13px; font-weight: 600; color: var(--text-muted); margin-left: 2px; }
        .compare-value.arrow-badge {
            background: var(--gradient-brand);
            color: #fff;
            padding: 4px 14px;
            border-radius: var(--radius-pill);
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .compare-summary {
            display: flex;
            gap: 20px;
            margin-top: 30px;
            flex-wrap: wrap;
        }
        .summary-badge {
            background: var(--gradient-brand);
            color: #fff;
            border-radius: var(--radius-md);
            padding: 20px 24px;
            flex: 1;
            min-width: 180px;
            text-align: center;
        }
        .summary-badge .num {
            font-family: var(--font-num);
            font-size: 30px;
            font-weight: 800;
            display: block;
            line-height: 1;
            margin-bottom: 8px;
        }
        .summary-badge .label {
            font-size: 13px;
            color: rgba(255,255,255,.85);
        }

        /* ============ NEWS / CMS ============ */
        .news-section {
            padding: var(--space-section) 0;
            background: var(--bg);
        }
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .news-card {
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            overflow: hidden;
            transition: all .3s ease;
            box-shadow: var(--shadow-sm);
            height: 100%;
            display: flex;
        }
        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(13,110,90,.2);
        }
        .news-link {
            display: flex;
            flex-direction: column;
            padding: 24px;
            width: 100%;
            color: inherit;
            text-decoration: none;
        }
        .news-link:hover { color: inherit; }
        .card-tag {
            align-self: flex-start;
            background: rgba(13,110,90,.08);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: var(--radius-pill);
            margin-bottom: 14px;
        }
        .news-title {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.45;
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            color: var(--text);
        }
        .news-excerpt {
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.65;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 16px;
            flex-grow: 1;
        }
        .news-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: auto;
        }
        .news-date {
            font-size: 13px;
            color: var(--text-muted);
            font-family: var(--font-num);
        }
        .read-more {
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap .25s ease;
        }
        .news-link:hover .read-more { gap: 10px; }

        .empty-state {
            grid-column: 1 / -1;
            background: #fff;
            border: 1px dashed var(--border);
            border-radius: var(--radius-lg);
            padding: 50px;
            text-align: center;
            color: var(--text-weak);
            font-size: 15px;
        }
        .empty-state i {
            font-size: 30px;
            color: var(--primary);
            display: block;
            margin-bottom: 12px;
            opacity: .5;
        }

        /* ============ FAQ ============ */
        .faq-section {
            background: #fff;
            padding: var(--space-section) 0;
        }
        .faq-layout {
            display: grid;
            grid-template-columns: .75fr 1.5fr;
            gap: 50px;
            align-items: start;
        }
        .faq-left-title { margin-bottom: 18px; }
        .faq-left-desc { color: var(--text-weak); font-size: 15px; margin-bottom: 24px; }
        .faq-contact-card {
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 24px;
            display: flex;
            gap: 16px;
            align-items: center;
        }
        .faq-contact-card i {
            font-size: 22px;
            color: var(--primary);
            width: 46px;
            height: 46px;
            background: rgba(13,110,90,.08);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .faq-contact-card .txt b { display: block; font-size: 15px; margin-bottom: 4px; }
        .faq-contact-card .txt span { font-size: 13px; color: var(--text-weak); }

        .accordion-custom {
            background: var(--bg);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            padding: 0 24px;
            overflow: hidden;
        }
        .accordion-item {
            border-bottom: 1px solid var(--border);
            padding: 0;
            list-style: none;
        }
        .accordion-item:last-child { border-bottom: none; }

        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 22px 0;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            gap: 16px;
            transition: color .25s ease;
            border-left: 3px solid transparent;
            padding-left: 16px;
            margin-left: -16px;
        }
        .faq-question:hover { color: var(--primary); }
        .faq-question .faq-icon {
            font-size: 16px;
            color: var(--primary);
            transition: transform .3s ease;
            flex-shrink: 0;
            width: 22px;
            height: 22px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(13,110,90,.06);
            border-radius: 50%;
        }
        .faq-question.open { color: var(--primary); border-left-color: var(--primary); }
        .faq-question.open .faq-icon { transform: rotate(45deg); }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .4s ease;
            padding: 0 16px 0 16px;
            font-size: 15px;
            color: var(--text-weak);
            line-height: 1.75;
            border-left: 3px solid transparent;
            margin-left: -16px;
        }
        .faq-answer.open {
            max-height: 300px;
            padding-bottom: 22px;
            border-left-color: var(--primary);
        }

        /* ============ FORM ============ */
        .cta-section {
            background: var(--bg);
            padding: var(--space-section) 0;
            position: relative;
        }
        .cta-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
        }
        .cta-left {
            background: linear-gradient(150deg, #0b221b 0%, #0D6E5A 80%);
            color: #fff;
            padding: 44px 40px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .cta-left h2 { color: #fff; font-size: 28px; margin-bottom: 20px; }
        .cta-point {
            display: flex;
            gap: 12px;
            align-items: flex-start;
            margin-bottom: 16px;
            font-size: 15px;
            line-height: 1.6;
            color: rgba(255,255,255,.85);
        }
        .cta-point i {
            color: var(--accent-light);
            font-size: 15px;
            margin-top: 4px;
            flex-shrink: 0;
        }
        .cta-mini-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--gradient-brand);
            padding: 10px 18px;
            border-radius: var(--radius-pill);
            font-size: 14px;
            font-weight: 600;
            margin-top: 20px;
            align-self: flex-start;
        }
        .cta-mini-badge i { color: #fff; }

        .cta-right {
            padding: 44px 40px;
            position: relative;
        }
        .cta-right::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--gradient-brand);
        }
        .form-title { font-size: 22px; font-weight: 700; margin-bottom: 8px; }
        .form-subtitle { font-size: 14px; color: var(--text-weak); margin-bottom: 28px; }
        .form-field {
            margin-bottom: 18px;
        }
        .form-field label {
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 8px;
            display: block;
            color: var(--text);
        }
        .form-field input,
        .form-field textarea {
            width: 100%;
            background: #F3F0EB;
            border: 1px solid transparent;
            border-radius: var(--radius-sm);
            padding: 13px 16px;
            font-family: var(--font-main);
            font-size: 15px;
            color: var(--text);
            transition: all .28s ease;
            outline: none;
        }
        .form-field input:focus,
        .form-field textarea:focus {
            background: #fff;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(13,110,90,.12);
        }
        .form-field input::placeholder,
        .form-field textarea::placeholder { color: var(--text-muted); }
        .form-trust {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-top: 16px;
            font-size: 12px;
            color: var(--text-muted);
        }
        .form-trust i { color: var(--primary); margin-right: 2px; }

        /* ============ FOOTER ============ */
        .site-footer {
            background: var(--primary-dark);
            color: #A9C0B6;
            padding: 60px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr .8fr .8fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand .brand-main {
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            display: block;
            margin-bottom: 12px;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: #A9C0B6;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 18px;
        }
        .footer-col ul { list-style: none; }
        .footer-col ul li { margin-bottom: 10px; }
        .footer-col ul li a {
            color: #A9C0B6;
            font-size: 14px;
            transition: all .25s ease;
        }
        .footer-col ul li a:hover { color: #fff; padding-left: 4px; }

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,.08);
            padding-top: 22px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: rgba(169,192,182,.75);
            flex-wrap: wrap;
            gap: 10px;
        }
        .footer-bottom a { color: rgba(169,192,182,.85); }
        .footer-bottom a:hover { color: #fff; }

        /* ============ RESPONSIVE ============ */
        @media screen and (max-width: 1024px) {
            .hero-left h1 { font-size: 38px; }
            .service-grid { grid-template-columns: repeat(2, 1fr); }
            .service-card.large { grid-column: span 1; }
            .metrics-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
            .footer-grid { grid-template-columns: 1fr 1fr; }
        }

        @media screen and (max-width: 920px) {
            .nav-menu, .nav-cta { display: none; }
            .nav-toggle { display: flex; }
            .nav-panel { min-height: 68px; }
            .hero-inner { flex-direction: column; gap: 40px; }
            .hero-right { width: 100%; max-width: 400px; }
            .hero-left h1 { font-size: 34px; }
            .comparison-inner { grid-template-columns: 1fr; }
            .faq-layout { grid-template-columns: 1fr; gap: 34px; }
            .cta-inner { grid-template-columns: 1fr; }
            .news-grid { grid-template-columns: 1fr 1fr; }
        }

        @media screen and (max-width: 740px) {
            .section { padding: var(--space-section-md) 0; }
            .service-grid { grid-template-columns: 1fr; }
            .metrics-grid { grid-template-columns: 1fr 1fr; }
            .metric-num { font-size: 30px; }
            .hero-actions .btn { flex: 1; max-width: none; justify-content: center; }
            .news-grid { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; gap: 28px; }
            .cta-left, .cta-right { padding: 32px 24px; }
        }

        @media screen and (max-width: 480px) {
            h1 { font-size: 28px; }
            h2 { font-size: 26px; }
            .hero-left h1 { font-size: 27px; }
            .metrics-grid { grid-template-columns: 1fr 1fr; }
            .metric-num { font-size: 24px; }
            .metric-label { font-size: 12px; }
            .hero-badge-line { flex-direction: column; gap: 10px; }
            .hero-actions { flex-direction: column; width: 100%; }
            .hero-actions .btn { width: 100%; }
            .nav-brand .brand-main { font-size: 16px; }
            .nav-brand .brand-sub { font-size: 10px; }
            .faq-layout { gap: 24px; }
            .accordion-custom { padding: 0 16px; }
            .summary-badge .num { font-size: 24px; }
        }

/* roulang page: category1 */
:root {
            --primary: #0D6E5A;
            --primary-dark: #14251E;
            --primary-light: #24A17E;
            --accent: #EA6B45;
            --accent-light: #F2A65A;
            --bg: #F7F5F1;
            --bg-card: #FBF9F6;
            --white: #FFFFFF;
            --border: #E8E2D9;
            --text: #1E2D27;
            --text-muted: #6B7B72;
            --radius-lg: 20px;
            --radius-md: 12px;
            --radius-sm: 10px;
            --radius-pill: 999px;
            --shadow-sm: 0 1px 2px rgba(20, 37, 30, 0.05), 0 10px 30px rgba(20, 37, 30, 0.06);
            --shadow-hover: 0 18px 44px rgba(20, 37, 30, 0.10);
            --space-section: 92px;
            --space-section-tablet: 64px;
            --space-section-mobile: 48px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Hiragino Sans GB", "Source Han Sans SC", "Microsoft YaHei", "Inter", "Helvetica Neue", Arial, sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color 0.25s, background-color 0.25s, border-color 0.25s, transform 0.25s, box-shadow 0.25s;
        }

        a:hover {
            color: var(--primary-light);
        }

        a:focus-visible,
        button:focus-visible {
            outline: 3px solid rgba(234, 107, 69, 0.45);
            outline-offset: 2px;
        }

        ul,
        ol {
            list-style: none;
        }

        .grid-container {
            max-width: 1200px;
        }

        /* 页面顶部深墨绿条带 */
        .site-header {
            background: linear-gradient(135deg, #14251E 0%, #0D6E5A 100%);
            padding: 24px 0 12px;
            position: relative;
            z-index: 20;
        }

        .nav-panel {
            background: var(--bg-card);
            border-radius: 18px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            padding: 14px 18px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 18px;
            backdrop-filter: none;
        }

        .nav-brand {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
            flex-shrink: 0;
        }

        .nav-brand .brand-main {
            font-size: 20px;
            font-weight: 800;
            letter-spacing: 0.2px;
            color: var(--primary);
            white-space: nowrap;
        }

        .nav-brand .brand-sub {
            font-size: 12px;
            font-weight: 400;
            color: var(--text-muted);
            letter-spacing: 0.5px;
        }

        .nav-menu {
            display: flex;
            gap: 10px;
            align-items: center;
            flex-wrap: nowrap;
            overflow-x: auto;
            scrollbar-width: none;
        }

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

        .nav-card {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 9px 14px;
            border-radius: 12px;
            background: var(--white);
            border: 1px solid var(--border);
            color: var(--text);
            font-size: 14px;
            font-weight: 500;
            white-space: nowrap;
            transition: transform 0.25s, border-color 0.25s, background-color 0.25s, box-shadow 0.25s;
        }

        .nav-card i {
            font-size: 15px;
            color: var(--primary);
            transition: transform 0.25s;
        }

        .nav-card:hover {
            transform: translateY(-2px);
            border-color: var(--primary);
            background: rgba(13, 110, 90, 0.06);
            color: var(--primary);
        }

        .nav-card:hover i {
            transform: scale(1.1);
        }

        .nav-card.active {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            color: #fff;
            border-color: transparent;
            box-shadow: 0 6px 18px rgba(13, 110, 90, 0.25);
        }

        .nav-card.active i {
            color: #fff;
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 22px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            white-space: nowrap;
            box-shadow: 0 6px 16px rgba(234, 107, 69, 0.25);
            transition: transform 0.25s, box-shadow 0.25s, opacity 0.25s;
        }

        .nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 24px rgba(234, 107, 69, 0.35);
            color: #fff;
            opacity: 0.92;
        }

        .nav-cta:active {
            transform: translateY(0);
        }

        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            align-items: center;
            justify-content: center;
            border-radius: 10px;
            background: var(--primary);
            color: #fff;
            border: none;
            cursor: pointer;
            font-size: 18px;
        }

        /* 分类页 Banner */
        .category-hero {
            position: relative;
            padding: 92px 0 88px;
            background: linear-gradient(135deg, #14251E 0%, #0D6E5A 70%, #24A17E 100%);
            color: #fff;
            overflow: hidden;
        }

        .category-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            opacity: 0.18;
            pointer-events: none;
        }

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

        .category-hero h1 {
            font-size: 50px;
            line-height: 1.15;
            font-weight: 800;
            margin-bottom: 18px;
            letter-spacing: 1px;
        }

        .category-hero .lead {
            font-size: 17px;
            line-height: 1.75;
            max-width: 720px;
            color: rgba(255, 255, 255, 0.88);
            margin-bottom: 44px;
        }

        .hero-badges {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            max-width: 760px;
        }

        .hero-badge {
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.16);
            border-radius: var(--radius-lg);
            padding: 22px 20px;
            backdrop-filter: none;
            transition: transform 0.3s, background-color 0.3s;
        }

        .hero-badge:hover {
            transform: translateY(-4px);
            background: rgba(255, 255, 255, 0.16);
        }

        .hero-badge .num {
            font-size: 34px;
            font-weight: 800;
            font-variant-numeric: tabular-nums;
            line-height: 1.1;
            background: linear-gradient(135deg, #fff 0%, #F2A65A 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-badge .label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.75);
            margin-top: 6px;
        }

        /* 中间内容卡片区 */
        .category-content {
            padding: var(--space-section) 0;
        }

        .section-head {
            margin-bottom: 44px;
        }

        .section-head h2 {
            font-size: 34px;
            line-height: 1.2;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 10px;
        }

        .section-head .sub {
            font-size: 16px;
            color: var(--text-muted);
            max-width: 640px;
        }

        .content-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            height: 100%;
            display: flex;
            flex-direction: column;
            transition: transform 0.3s, box-shadow 0.3s;
        }

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

        .content-card .card-img {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background-color: var(--border);
        }

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

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

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

        .card-tag {
            display: inline-flex;
            align-items: center;
            align-self: flex-start;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            background: rgba(13, 110, 90, 0.1);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            margin-bottom: 12px;
        }

        .content-card .card-title {
            font-size: 18px;
            font-weight: 600;
            line-height: 1.4;
            color: var(--text);
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            min-height: 50px;
        }

        .content-card .card-desc {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-muted);
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
            flex: 1;
        }

        .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: 16px;
            padding-top: 14px;
            border-top: 1px solid var(--border);
        }

        .card-date {
            font-size: 13px;
            color: var(--text-muted);
        }

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

        .card-link i {
            transition: transform 0.25s;
        }

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

        /* FAQ */
        .category-faq {
            padding: var(--space-section) 0;
            background: var(--white);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .faq-wrap {
            display: grid;
            grid-template-columns: 5fr 7fr;
            gap: 48px;
            align-items: start;
        }

        .faq-left h2 {
            font-size: 32px;
            line-height: 1.25;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .faq-left p {
            color: var(--text-muted);
            font-size: 15px;
            margin-bottom: 20px;
        }

        .faq-left .faq-guide {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 18px;
            background: rgba(13, 110, 90, 0.08);
            border-radius: var(--radius-pill);
            color: var(--primary);
            font-size: 14px;
            font-weight: 500;
        }

        .faq-list {
            display: flex;
            flex-direction: column;
        }

        details.faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 20px 22px;
            margin-bottom: 14px;
            position: relative;
            transition: border-color 0.3s, box-shadow 0.3s;
        }

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

        details.faq-item[open] {
            border-left: 3px solid var(--primary);
            box-shadow: var(--shadow-sm);
        }

        details.faq-item summary {
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
        }

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

        details.faq-item summary .icon {
            width: 26px;
            height: 26px;
            border-radius: 50%;
            background: rgba(13, 110, 90, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: var(--primary);
            flex-shrink: 0;
            transition: transform 0.3s, background-color 0.3s;
        }

        details.faq-item[open] summary .icon {
            transform: rotate(45deg);
            background: var(--primary);
            color: #fff;
        }

        details.faq-item .answer {
            margin-top: 12px;
            padding-top: 12px;
            border-top: 1px solid var(--border);
            font-size: 15px;
            line-height: 1.7;
            color: var(--text-muted);
        }

        /* CTA */
        .category-cta {
            padding: var(--space-section) 0;
        }

        .cta-card {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 80%, var(--primary-light) 100%);
            border-radius: 24px;
            padding: 56px 48px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .cta-card::before {
            content: "";
            position: absolute;
            top: -40px;
            right: -40px;
            width: 200px;
            height: 200px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: 50%;
        }

        .cta-card h2 {
            font-size: 32px;
            font-weight: 700;
            margin-bottom: 14px;
        }

        .cta-card p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.8);
            max-width: 540px;
            margin: 0 auto 28px;
        }

        .cta-card .btn-group {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            box-shadow: 0 8px 20px rgba(234, 107, 69, 0.3);
            transition: transform 0.25s, box-shadow 0.25s, opacity 0.25s;
            border: none;
            cursor: pointer;
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 14px 30px rgba(234, 107, 69, 0.4);
            color: #fff;
            opacity: 0.92;
        }

        .btn-primary:active {
            transform: translateY(1px);
        }

        .btn-outline-white {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 13px 30px;
            border-radius: 10px;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.7);
            color: #fff;
            font-size: 15px;
            font-weight: 500;
            transition: background-color 0.25s, border-color 0.25s, color 0.25s;
        }

        .btn-outline-white:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            color: #fff;
        }

        /* 页脚 */
        .site-footer {
            background: var(--primary-dark);
            color: #A9C0B6;
            padding: 64px 0 0;
            font-size: 14px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 5fr 2fr 2fr 3fr;
            gap: 40px;
            padding-bottom: 44px;
        }

        .footer-brand .brand-main {
            font-size: 24px;
            font-weight: 800;
            color: #fff;
            display: block;
            margin-bottom: 14px;
        }

        .footer-brand p {
            line-height: 1.7;
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 18px;
        }

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

        .footer-col a {
            color: #A9C0B6;
            transition: color 0.25s;
        }

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

        .footer-col .fa-envelope,
        .footer-col .fa-clock,
        .footer-col .fa-globe {
            color: var(--primary-light);
            margin-right: 8px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 22px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
            flex-wrap: wrap;
            gap: 10px;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
            margin: 0 4px;
        }

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

        /* Foundation 网格辅助 */
        .grid-margin-x > .cell {
            margin-bottom: 24px;
        }

        /* 响应式 */
        @media (max-width: 920px) {
            .nav-menu {
                display: none;
                position: fixed;
                top: 80px;
                left: 16px;
                right: 16px;
                background: var(--bg-card);
                border-radius: var(--radius-lg);
                border: 1px solid var(--border);
                box-shadow: var(--shadow-hover);
                padding: 20px;
                flex-direction: column;
                align-items: stretch;
                gap: 12px;
                z-index: 999;
                overflow-y: auto;
                max-height: 70vh;
            }

            .nav-menu.open {
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }

            .nav-card {
                justify-content: flex-start;
                padding: 14px 16px;
                font-size: 15px;
            }

            .nav-card i {
                width: 22px;
                text-align: center;
            }

            .nav-cta {
                display: none;
            }

            .nav-toggle {
                display: inline-flex;
            }

            .category-hero {
                padding: 64px 0;
            }

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

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

            .hero-badge {
                padding: 18px 14px;
            }

            .hero-badge .num {
                font-size: 26px;
            }

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

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

            .category-content,
            .category-faq,
            .category-cta {
                padding: var(--space-section-tablet) 0;
            }
        }

        @media (max-width: 740px) {
            .category-hero h1 {
                font-size: 30px;
            }

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

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

            .hero-badge:last-child {
                grid-column: span 2;
            }

            .section-head h2 {
                font-size: 26px;
            }

            .cta-card {
                padding: 40px 24px;
            }

            .cta-card h2 {
                font-size: 26px;
            }
        }

        @media (max-width: 520px) {
            .category-content,
            .category-faq,
            .category-cta {
                padding: var(--space-section-mobile) 0;
            }

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

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

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

            .hero-badge:last-child {
                grid-column: auto;
            }
        }

/* roulang page: article */
:root {
    --primary: #0D6E5A;
    --primary-dark: #14251E;
    --primary-light: #24A17E;
    --gradient-main: linear-gradient(135deg, #0D6E5A 0%, #24A17E 100%);
    --accent: #EA6B45;
    --accent-light: #F2A65A;
    --gradient-cta: linear-gradient(135deg, #EA6B45 0%, #F2A65A 100%);
    --bg: #F7F5F1;
    --card-bg: #FFFFFF;
    --border-color: #E8E2D9;
    --text-main: #23332C;
    --text-muted: #6B7B72;
    --text-light: #A9C0B6;
    --font-main: "PingFang SC", "Hiragino Sans GB", "Source Han Sans SC", "Microsoft YaHei", -apple-system, sans-serif;
    --font-num: "Inter", "Helvetica Neue", "PingFang SC", sans-serif;
    --radius-xl: 20px;
    --radius-md: 12px;
    --radius-sm: 10px;
    --shadow-sm: 0 1px 2px rgba(20,37,30,.05), 0 10px 30px rgba(20,37,30,.06);
    --shadow-hover: 0 18px 44px rgba(20,37,30,.10);
    --section-pad: 88px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font-main);
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-main);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; transition: color .25s ease, background .25s ease, border-color .25s ease; }
a:hover { color: var(--primary-light); }
ul, ol { list-style: none; }
button, input, select, textarea { font-family: inherit; font-size: inherit; border: none; outline: none; }
.grid-container { max-width: 1200px; }
::selection { background: rgba(13,110,90,.15); }

/* ---------- 按钮 ---------- */
.btn-primary {
    display: inline-flex; align-items: center; justify-content: center;
    background: var(--gradient-cta);
    color: #fff; font-size: 15px; font-weight: 600;
    padding: 14px 30px; border-radius: 10px; cursor: pointer;
    border: none; transition: all .28s ease;
    box-shadow: 0 4px 16px rgba(234,107,69,.22);
}
.btn-primary:hover { color: #fff; transform: translateY(-2px); box-shadow: 0 8px 28px rgba(234,107,69,.32); opacity: .93; }
.btn-primary:active { transform: translateY(0); }
.btn-outline {
    display: inline-flex; align-items: center; justify-content: center;
    background: transparent; color: var(--primary);
    font-size: 15px; font-weight: 600;
    padding: 12px 26px; border-radius: 10px; cursor: pointer;
    border: 1px solid rgba(13,110,90,.35); transition: all .28s ease;
}
.btn-outline:hover { background: rgba(13,110,90,.05); border-color: var(--primary); color: var(--primary); }
a.btn-primary, a.btn-outline { text-decoration: none; }

/* ---------- 导航 ---------- */
.site-header {
    background: var(--primary-dark);
    padding: 18px 0 0;
    position: relative;
    z-index: 50;
}
.nav-panel {
    display: flex; align-items: center; gap: 32px;
    background: #FBF9F6;
    border: 1px solid var(--border-color);
    border-radius: 18px;
    padding: 14px 20px;
    box-shadow: var(--shadow-sm);
    flex-wrap: wrap;
}
.nav-brand { display: flex; flex-direction: column; line-height: 1.2; padding-right: 16px; border-right: 1px solid var(--border-color); }
.brand-main { font-size: 20px; font-weight: 800; color: var(--primary-dark); letter-spacing: .02em; }
.brand-sub { font-size: 11px; color: var(--text-muted); letter-spacing: .08em; margin-top: 2px; }
.nav-menu { display: flex; align-items: center; gap: 8px; flex: 1; flex-wrap: wrap; }
.nav-card {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 10px 16px; border-radius: 10px;
    background: #fff; border: 1px solid var(--border-color);
    color: var(--text-main); font-size: 14px; font-weight: 500;
    transition: all .25s ease; cursor: pointer;
}
.nav-card i { font-size: 15px; color: var(--primary); opacity: .8; transition: opacity .25s; }
.nav-card:hover { transform: translateY(-2px); border-color: var(--primary); color: var(--primary); box-shadow: var(--shadow-sm); }
.nav-card:hover i { opacity: 1; }
.nav-card.active { background: var(--gradient-main); border-color: transparent; color: #fff; box-shadow: 0 4px 16px rgba(13,110,90,.25); }
.nav-card.active i { color: #fff; opacity: 1; }
.nav-cta {
    display: inline-flex; align-items: center;
    background: var(--gradient-cta); color: #fff !important;
    font-size: 14px; font-weight: 600;
    padding: 12px 22px; border-radius: 10px;
    transition: all .28s ease; box-shadow: 0 4px 16px rgba(234,107,69,.22);
    white-space: nowrap;
}
.nav-cta:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(234,107,69,.30); color: #fff !important; }
.nav-toggle { display: none; background: transparent; color: var(--primary-dark); font-size: 24px; cursor: pointer; padding: 6px 10px; border-radius: 8px; }
.nav-toggle:hover { background: rgba(13,110,90,.08); }

/* ---------- 面包屑 ---------- */
.article-hero { background: var(--bg); padding: 48px 0 32px; border-bottom: 1px solid var(--border-color); }
.breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text-muted); margin-bottom: 24px; flex-wrap: wrap; }
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb .current { color: var(--text-main); font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 360px; }
.breadcrumb i { font-size: 11px; color: var(--text-light); }

/* ---------- 文章标题区 ---------- */
.article-title-wrap { max-width: 880px; margin: 0 auto; text-align: left; }
.article-title-wrap h1 { font-size: 42px; line-height: 1.2; font-weight: 800; color: var(--primary-dark); margin-bottom: 18px; letter-spacing: -.01em; }
.article-meta { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; font-size: 14px; color: var(--text-muted); }
.article-meta span { display: inline-flex; align-items: center; gap: 6px; }
.article-meta i { color: var(--primary); opacity: .7; }
.article-meta .cat-tag {
    display: inline-flex; align-items: center;
    background: rgba(13,110,90,.08); color: var(--primary);
    font-size: 12px; font-weight: 600; padding: 4px 14px; border-radius: 999px;
}

/* ---------- 正文区 ---------- */
.article-content { background: var(--bg); padding: 56px 0 80px; }
.article-body { max-width: 780px; margin: 0 auto; }
.article-body h2 {
    font-size: 28px; font-weight: 700; color: var(--primary-dark);
    margin: 48px 0 20px; padding-bottom: 12px;
    border-bottom: 1px solid var(--border-color);
}
.article-body h3 { font-size: 21px; font-weight: 600; color: var(--primary-dark); margin: 36px 0 16px; }
.article-body h4 { font-size: 18px; font-weight: 600; color: var(--primary-dark); margin: 28px 0 14px; }
.article-body p { font-size: 16px; line-height: 1.85; color: #3a4e46; margin-bottom: 24px; }
.article-body a { color: var(--primary); font-weight: 500; border-bottom: 1px solid rgba(13,110,90,.25); }
.article-body a:hover { color: var(--primary-light); border-color: var(--primary-light); }
.article-body img { border-radius: 12px; margin: 28px 0; box-shadow: var(--shadow-sm); }
.article-body .wp-caption-text, .article-body figcaption, .article-body .img-caption { font-size: 13px; color: var(--text-muted); text-align: center; margin-top: -18px; margin-bottom: 28px; }
.article-body blockquote {
    border-left: 3px solid var(--primary);
    background: rgba(13,110,90,.04);
    padding: 18px 24px; margin: 28px 0;
    border-radius: 0 12px 12px 0;
    font-size: 15px; color: var(--text-muted);
}
.article-body blockquote p { margin-bottom: 0; color: inherit; }
.article-body ul, .article-body ol { margin: 16px 0 24px; padding-left: 8px; }
.article-body ul li { position: relative; padding-left: 22px; margin-bottom: 10px; font-size: 16px; color: #3a4e46; line-height: 1.7; }
.article-body ul li::before { content: ''; position: absolute; left: 0; top: 11px; width: 7px; height: 7px; border-radius: 2px; background: var(--primary); opacity: .45; }
.article-body ol { list-style: none; counter-reset: ol; }
.article-body ol li { counter-increment: ol; position: relative; padding-left: 34px; margin-bottom: 10px; font-size: 16px; color: #3a4e46; line-height: 1.75; }
.article-body ol li::before { content: counter(ol) "."; position: absolute; left: 0; top: 0; font-weight: 700; color: var(--primary); font-family: var(--font-num); }
.article-body table { width: 100%; border-collapse: separate; border-spacing: 0; margin: 28px 0; border: 1px solid var(--border-color); border-radius: 12px; overflow: hidden; background: var(--card-bg); }
.article-body th { background: var(--primary-dark); color: #fff; padding: 14px 18px; font-weight: 600; font-size: 15px; text-align: left; }
.article-body td { padding: 13px 18px; border-top: 1px solid var(--border-color); font-size: 15px; color: #3a4e46; }
.article-body tr:nth-child(even) td { background: rgba(13,110,90,.02); }
.article-body hr { border: none; height: 1px; background: var(--border-color); margin: 40px 0; }
.article-body code { background: rgba(13,110,90,.06); color: var(--primary-dark); padding: 2px 8px; border-radius: 6px; font-size: 14px; font-family: "SF Mono", "Fira Code", monospace; }

/* ---------- 内容未找到 ---------- */
.not-found {
    max-width: 780px; margin: 40px auto; text-align: center;
    background: var(--card-bg); border-radius: 20px;
    padding: 64px 32px; box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}
.not-found i { font-size: 48px; color: var(--text-light); margin-bottom: 20px; }
.not-found p { font-size: 18px; color: var(--text-muted); margin-bottom: 28px; }

/* ---------- 相关推荐 ---------- */
.related-section { background: var(--bg); padding: 72px 0 88px; border-top: 1px solid var(--border-color); }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; margin-bottom: 40px; gap: 20px; }
.section-head h2 { font-size: 32px; font-weight: 700; color: var(--primary-dark); line-height: 1.2; }
.section-head h2 span { color: var(--primary); }
.section-head .link-more { font-size: 14px; font-weight: 600; color: var(--primary); display: inline-flex; align-items: center; gap: 6px; }
.section-head .link-more i { transition: transform .25s; }
.section-head .link-more:hover i { transform: translateX(4px); }

.rel-card {
    background: var(--card-bg); border-radius: 16px;
    border: 1px solid var(--border-color);
    overflow: hidden; box-shadow: var(--shadow-sm);
    transition: all .3s ease; display: flex; flex-direction: column;
    margin-bottom: 24px;
}
.rel-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.rel-card .rel-thumb { aspect-ratio: 16/9; overflow: hidden; background: var(--primary-dark); }
.rel-card .rel-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.rel-card:hover .rel-thumb img { transform: scale(1.04); }
.rel-card .rel-body { padding: 20px; display: flex; flex-direction: column; flex: 1; }
.rel-card .rel-tag {
    display: inline-block; align-self: flex-start;
    background: rgba(13,110,90,.08); color: var(--primary);
    font-size: 12px; font-weight: 600; padding: 3px 12px; border-radius: 999px;
    margin-bottom: 12px;
}
.rel-card .rel-title { font-size: 17px; font-weight: 600; color: var(--text-main); line-height: 1.45; margin-bottom: 10px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.rel-card .rel-title a { color: inherit; }
.rel-card .rel-title a:hover { color: var(--primary); }
.rel-card .rel-excerpt { font-size: 13px; line-height: 1.65; color: var(--text-muted); display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; margin-bottom: 16px; }
.rel-card .rel-meta { padding-top: 12px; border-top: 1px solid var(--border-color); display: flex; align-items: center; justify-content: space-between; font-size: 12px; color: var(--text-muted); margin-top: auto; }
.rel-card .rel-meta .read-link { color: var(--primary); font-weight: 600; display: inline-flex; align-items: center; gap: 4px; transition: gap .25s; }
.rel-card .rel-meta .read-link:hover { gap: 8px; color: var(--primary-light); }
.back-home { text-align: center; margin-top: 40px; }

/* ---------- 转化 CTA ---------- */
.mini-cta {
    background: var(--primary-dark);
    background-image: url('/assets/images/backpic/back-2.png');
    background-size: cover; background-position: center;
    border-radius: 20px; padding: 44px 48px;
    display: flex; align-items: center; justify-content: space-between;
    gap: 32px; position: relative; overflow: hidden;
    margin-bottom: 88px;
}
.mini-cta::after { content: ''; position: absolute; inset: 0; background: var(--gradient-main); opacity: .88; mix-blend-mode: multiply; }
.mini-cta > * { position: relative; z-index: 1; }
.mini-cta h2 { font-size: 26px; font-weight: 700; color: #fff; margin-bottom: 10px; line-height: 1.3; }
.mini-cta p { font-size: 15px; color: rgba(255,255,255,.85); max-width: 520px; }
.mini-cta .btn-primary { background: #fff; color: var(--primary-dark); box-shadow: 0 6px 20px rgba(0,0,0,.15); }
.mini-cta .btn-primary:hover { color: var(--primary-dark); transform: translateY(-2px); }
.cta-note { font-size: 12px; color: rgba(255,255,255,.65); margin-top: 10px; display: flex; align-items: center; gap: 6px; }

/* ---------- 页脚 ---------- */
.site-footer { background: var(--primary-dark); color: var(--text-light); padding: 64px 0 28px; font-size: 14px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.2fr; gap: 48px; padding-bottom: 44px; border-bottom: 1px solid rgba(255,255,255,.08); }
.footer-brand .brand-main { color: #fff; font-size: 20px; font-weight: 800; }
.footer-brand p { font-size: 14px; line-height: 1.8; color: var(--text-light); margin-top: 14px; max-width: 340px; }
.footer-col h4 { color: #fff; font-size: 15px; font-weight: 600; margin-bottom: 18px; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { color: var(--text-light); font-size: 14px; }
.footer-col ul li a:hover { color: #fff; }
.footer-col ul li i { width: 18px; color: var(--primary-light); margin-right: 4px; }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; padding-top: 24px; font-size: 13px; color: rgba(255,255,255,.5); flex-wrap: wrap; gap: 12px; }
.footer-bottom a { color: rgba(255,255,255,.6); }
.footer-bottom a:hover { color: #fff; }

/* ---------- 响应式 ---------- */
@media (max-width: 1023px) {
    .nav-panel { flex-wrap: wrap; gap: 16px; }
    .nav-menu { order: 3; flex-basis: 100%; }
    .nav-cta { order: 2; margin-left: auto; }
    .nav-toggle { order: 2; }
    .mini-cta { flex-direction: column; padding: 36px 30px; text-align: center; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
}

@media (max-width: 920px) {
    :root { --section-pad: 64px; }
    .nav-panel { position: relative; }
    .nav-toggle { display: block; }
    .nav-menu {
        display: none;
        position: absolute; top: calc(100% + 10px); left: 0; right: 0;
        background: #FBF9F6; border: 1px solid var(--border-color);
        border-radius: 16px; padding: 16px;
        grid-template-columns: 1fr 1fr; gap: 12px;
        box-shadow: var(--shadow-hover); z-index: 60;
    }
    .nav-menu.active { display: grid; }
    .nav-menu .nav-card { width: 100%; flex-direction: column; padding: 20px 12px; text-align: center; }
    .nav-menu .nav-card i { font-size: 22px; margin-bottom: 6px; }
    .nav-cta { display: none; }
    .nav-cta.active { display: flex; order: 4; flex-basis: 100%; justify-content: center; margin-top: 12px; }
    .article-title-wrap h1 { font-size: 34px; }
}

@media (max-width: 740px) {
    .article-title-wrap h1 { font-size: 28px; }
    .article-meta { gap: 12px; font-size: 13px; }
    .section-head { flex-direction: column; align-items: flex-start; gap: 10px; }
    .section-head h2 { font-size: 26px; }
    .mini-cta { margin-bottom: 64px; }
}

@media (max-width: 520px) {
    body { font-size: 15px; }
    .brand-main { font-size: 18px; }
    .nav-panel { padding: 12px 16px; gap: 12px; }
    .nav-cta { padding: 12px 16px; font-size: 13px; }
    .article-hero { padding: 32px 0 24px; }
    .article-title-wrap h1 { font-size: 24px; line-height: 1.3; }
    .article-content { padding: 40px 0 56px; }
    .article-body h2 { font-size: 22px; margin-top: 36px; }
    .article-body h3 { font-size: 18px; }
    .article-body p { font-size: 15px; line-height: 1.8; }
    .article-meta { flex-direction: column; align-items: flex-start; gap: 6px; }
    .footer-grid { grid-template-columns: 1fr; gap: 28px; }
    .footer-bottom { flex-direction: column; align-items: flex-start; }
    .footer-col ul li { margin-bottom: 8px; }
    .mini-cta { padding: 28px 20px; }
    .mini-cta h2 { font-size: 21px; }
    .mini-cta p { font-size: 14px; }
}

/* roulang page: category3 */
:root {
            --primary: #0D6E5A;
            --primary-dark: #14251E;
            --primary-light: #24A17E;
            --gradient-primary: linear-gradient(135deg, #0D6E5A 0%, #24A17E 100%);
            --accent: #EA6B45;
            --accent-light: #F2A65A;
            --bg: #F7F5F1;
            --card-bg: #FFFFFF;
            --border: #E8E2D9;
            --text: #223029;
            --text-weak: #6B7B72;
            --text-on-dark: #F2F6F3;
            --muted-dark: #A9C0B6;
            --radius-lg: 20px;
            --radius-md: 12px;
            --radius-sm: 10px;
            --shadow-sm: 0 1px 2px rgba(20, 37, 30, .05);
            --shadow-md: 0 10px 30px rgba(20, 37, 30, .06);
            --shadow-hover: 0 18px 44px rgba(20, 37, 30, .10);
            --font-main: "PingFang SC", "Hiragino Sans GB", "Source Han Sans SC", "Microsoft YaHei", sans-serif;
            --font-en: "Inter", "Helvetica Neue", Arial, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-main);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color .25s ease;
        }

        a:hover {
            color: var(--primary-light);
        }

        ul,
        ol {
            list-style: none;
        }

        .grid-container {
            max-width: 1200px;
        }

        /* ===== Header / 卡片化导航面板 ===== */
        .site-header {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
            padding: 20px 0 64px;
            position: relative;
            z-index: 20;
        }

        .nav-panel {
            background: #FBF9F6;
            border: 1px solid var(--border);
            border-radius: 18px;
            box-shadow: var(--shadow-md);
            display: flex;
            align-items: center;
            gap: 18px;
            padding: 14px 18px;
            flex-wrap: nowrap;
        }

        .nav-brand {
            display: flex;
            flex-direction: column;
            line-height: 1.25;
            white-space: nowrap;
            margin-right: 8px;
        }

        .brand-main {
            font-size: 20px;
            font-weight: 800;
            color: var(--primary-dark);
            letter-spacing: .5px;
        }

        .brand-sub {
            font-size: 11px;
            color: var(--text-weak);
            font-family: var(--font-en);
            letter-spacing: 1px;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 8px;
            flex: 1;
            justify-content: center;
        }

        .nav-card {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 16px;
            border-radius: var(--radius-md);
            background: #FFFFFF;
            border: 1px solid var(--border);
            color: var(--text);
            font-size: 14px;
            font-weight: 500;
            line-height: 1.4;
            transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease, background .25s ease;
        }

        .nav-card i {
            font-size: 15px;
            color: var(--primary);
            transition: color .25s ease;
        }

        .nav-card:hover {
            transform: translateY(-2px);
            border-color: var(--primary);
            box-shadow: var(--shadow-sm);
            color: var(--primary);
            background: #F7FBF9;
        }

        .nav-card:hover i {
            color: var(--primary-light);
        }

        .nav-card.active {
            background: var(--gradient-primary);
            border-color: transparent;
            color: #fff;
            box-shadow: 0 6px 16px rgba(13, 110, 90, .28);
        }

        .nav-card.active i {
            color: #fff;
        }

        .nav-cta {
            background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            padding: 12px 22px;
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: transform .25s ease, box-shadow .25s ease, opacity .25s ease;
            box-shadow: 0 4px 14px rgba(234, 107, 69, .25);
        }

        .nav-cta:hover {
            transform: translateY(-2px);
            opacity: .92;
            box-shadow: 0 10px 24px rgba(234, 107, 69, .32);
            color: #fff;
        }

        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            background: #fff;
            color: var(--primary-dark);
            font-size: 18px;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all .25s ease;
        }

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

        /* ===== 分类 Hero ===== */
        .cat-hero {
            background: linear-gradient(135deg, #14251E 0%, #0D6E5A 70%, #24A17E 130%);
            color: #fff;
            padding: 84px 0 76px;
            position: relative;
            overflow: hidden;
            margin-top: -44px;
            border-radius: 0 0 32px 32px;
        }

        .cat-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.png') center / cover no-repeat;
            opacity: .16;
        }

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

        .cat-hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, .12);
            border: 1px solid rgba(255, 255, 255, .18);
            padding: 6px 14px;
            border-radius: 999px;
            font-size: 13px;
            letter-spacing: .5px;
            margin-bottom: 20px;
            color: #E7F3EE;
        }

        .cat-hero h1 {
            font-size: 52px;
            line-height: 1.15;
            font-weight: 800;
            margin-bottom: 20px;
            letter-spacing: 1px;
        }

        .cat-hero-desc {
            font-size: 17px;
            line-height: 1.8;
            color: rgba(255, 255, 255, .88);
            max-width: 560px;
            margin-bottom: 28px;
        }

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

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            padding: 13px 28px;
            border-radius: var(--radius-sm);
            box-shadow: 0 4px 16px rgba(234, 107, 69, .28);
            transition: transform .25s ease, box-shadow .25s ease, opacity .25s ease;
            border: none;
            cursor: pointer;
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            opacity: .92;
            box-shadow: 0 10px 26px rgba(234, 107, 69, .36);
            color: #fff;
        }

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

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: #fff;
            font-size: 15px;
            font-weight: 500;
            padding: 12px 26px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(255, 255, 255, .45);
            transition: all .25s ease;
            cursor: pointer;
        }

        .btn-secondary:hover {
            background: rgba(255, 255, 255, .08);
            border-color: #fff;
            color: #fff;
        }

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

        .stat-card {
            background: #fff;
            border-radius: 16px;
            padding: 22px 16px;
            text-align: center;
            position: relative;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, .14);
            transition: transform .3s ease, box-shadow .3s ease;
        }

        .stat-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 16px 40px rgba(0, 0, 0, .18);
        }

        .stat-card::before {
            content: "";
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 4px;
            background: var(--gradient-primary);
        }

        .stat-num {
            display: block;
            font-family: var(--font-en);
            font-size: 36px;
            font-weight: 800;
            line-height: 1.2;
            background: var(--gradient-primary);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            font-variant-numeric: tabular-nums;
        }

        .stat-label {
            display: block;
            font-size: 14px;
            color: var(--text-weak);
            margin-top: 6px;
            line-height: 1.4;
        }

        /* ===== 内容卡片区 ===== */
        .integration-section {
            padding: 96px 0 80px;
        }

        .section-head {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 48px;
        }

        .section-tag {
            display: inline-block;
            background: rgba(13, 110, 90, .09);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 999px;
            margin-bottom: 14px;
        }

        .section-head h2 {
            font-size: 36px;
            line-height: 1.2;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 14px;
        }

        .section-head p {
            font-size: 16px;
            color: var(--text-weak);
            line-height: 1.7;
        }

        .integration-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: transform .3s ease, box-shadow .3s ease;
            height: 100%;
            display: flex;
            flex-direction: column;
        }

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

        .integration-card-media {
            aspect-ratio: 16 / 10;
            overflow: hidden;
            background: #E9EEEB;
        }

        .integration-card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }

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

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

        .card-tag {
            display: inline-block;
            background: rgba(13, 110, 90, .09);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 999px;
            margin-bottom: 12px;
            align-self: flex-start;
        }

        .integration-card-body h3 {
            font-size: 19px;
            font-weight: 600;
            line-height: 1.35;
            color: var(--primary-dark);
            margin-bottom: 10px;
        }

        .integration-card-body p {
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 14px;
        }

        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            transition: gap .25s ease, color .25s ease;
        }

        .card-link i {
            font-size: 13px;
            transition: transform .25s ease;
        }

        .card-link:hover {
            color: var(--accent);
            gap: 10px;
        }

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

        /* ===== 流程模块 ===== */
        .process-section {
            background: var(--primary-dark);
            color: #fff;
            padding: 96px 0;
            position: relative;
            overflow: hidden;
        }

        .process-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center / cover no-repeat;
            opacity: .08;
        }

        .process-section .grid-container {
            position: relative;
            z-index: 2;
        }

        .process-section .section-head h2 {
            color: #fff;
        }

        .process-section .section-head p {
            color: var(--muted-dark);
        }

        .process-section .section-tag {
            background: rgba(255, 255, 255, .1);
            color: #BFE3D5;
        }

        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 24px;
        }

        .process-step {
            background: rgba(255, 255, 255, .04);
            border: 1px solid rgba(255, 255, 255, .1);
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            position: relative;
            transition: background .3s ease, transform .3s ease, border-color .3s ease;
        }

        .process-step:hover {
            background: rgba(255, 255, 255, .07);
            transform: translateY(-4px);
            border-color: rgba(36, 161, 126, .4);
        }

        .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 14px;
            background: var(--gradient-primary);
            font-family: var(--font-en);
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 20px;
        }

        .process-step h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 10px;
            color: #fff;
        }

        .process-step p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--muted-dark);
        }

        /* ===== FAQ 模块 ===== */
        .faq-section {
            padding: 96px 0 80px;
        }

        .faq-layout {
            display: grid;
            grid-template-columns: 340px 1fr;
            gap: 48px;
            align-items: start;
        }

        .faq-intro h2 {
            font-size: 34px;
            line-height: 1.22;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 16px;
        }

        .faq-intro p {
            font-size: 15px;
            color: var(--text-weak);
            line-height: 1.7;
            margin-bottom: 24px;
        }

        .faq-intro .btn-primary {
            font-size: 14px;
            padding: 11px 24px;
        }

        .faq-list {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
        }

        .faq-item {
            border-bottom: 1px solid var(--border);
            position: relative;
            transition: background .3s ease;
        }

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

        .faq-item.active {
            background: #FBFDFC;
        }

        .faq-item.active::before {
            content: "";
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 3px;
            background: var(--gradient-primary);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            width: 100%;
            padding: 22px 28px;
            background: transparent;
            border: none;
            font-size: 16px;
            font-weight: 600;
            color: var(--primary-dark);
            text-align: left;
            cursor: pointer;
            transition: color .25s ease;
        }

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

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(13, 110, 90, .08);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: var(--primary);
            transition: transform .3s ease, background .3s ease, color .3s ease;
        }

        .faq-item.active .faq-icon {
            transform: rotate(45deg);
            background: var(--gradient-primary);
            color: #fff;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .35s ease;
        }

        .faq-answer-inner {
            padding: 0 28px 22px;
            font-size: 15px;
            color: var(--text-weak);
            line-height: 1.75;
            max-width: 640px;
        }

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

        /* ===== CTA 模块 ===== */
        .cta-section {
            padding: 80px 0 96px;
        }

        .cta-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-md);
            padding: 64px 56px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

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

        .cta-card h2 {
            font-size: 34px;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 16px;
        }

        .cta-card p {
            font-size: 16px;
            color: var(--text-weak);
            max-width: 560px;
            margin: 0 auto 32px;
            line-height: 1.8;
        }

        .cta-actions {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: #fff;
            border: 1px solid rgba(13, 110, 90, .35);
            color: var(--primary);
            font-size: 15px;
            font-weight: 600;
            padding: 12px 26px;
            border-radius: var(--radius-sm);
            transition: all .25s ease;
            cursor: pointer;
        }

        .btn-outline:hover {
            background: rgba(13, 110, 90, .05);
            border-color: var(--primary);
            color: var(--primary);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--primary-dark);
            color: #fff;
            padding: 72px 0 30px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 44px;
            margin-bottom: 48px;
        }

        .footer-brand .brand-main {
            color: #fff;
            font-size: 22px;
            margin-bottom: 14px;
            display: inline-block;
        }

        .footer-brand p {
            font-size: 14px;
            color: var(--muted-dark);
            line-height: 1.8;
            max-width: 340px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 18px;
        }

        .footer-col ul li {
            margin-bottom: 12px;
            font-size: 14px;
            color: var(--muted-dark);
        }

        .footer-col ul li a {
            color: var(--muted-dark);
            transition: color .25s ease;
        }

        .footer-col ul li a:hover {
            color: #fff;
        }

        .footer-col ul li i {
            color: var(--primary-light);
            margin-right: 8px;
            font-size: 13px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .08);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: rgba(255, 255, 255, .5);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, .6);
            font-size: 13px;
        }

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

        /* ===== 响应式 ===== */
        @media (max-width: 1023.98px) {
            .nav-panel {
                flex-wrap: wrap;
                gap: 12px;
            }

            .nav-menu {
                order: 4;
                flex-basis: 100%;
                display: none;
                justify-content: flex-start;
                padding-top: 12px;
                border-top: 1px solid var(--border);
                flex-wrap: wrap;
            }

            .nav-menu.open {
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }

            .nav-card {
                justify-content: center;
                padding: 14px 10px;
            }

            .nav-cta {
                order: 5;
                width: 100%;
                text-align: center;
                justify-content: center;
            }

            .nav-toggle {
                display: inline-flex;
                margin-left: auto;
            }

            .cat-hero h1 {
                font-size: 40px;
            }

            .cat-hero-stats {
                margin-top: 32px;
            }

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

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

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

        @media (max-width: 639.98px) {
            .site-header {
                padding: 14px 0 56px;
            }

            .nav-panel {
                padding: 12px;
            }

            .brand-main {
                font-size: 18px;
            }

            .brand-sub {
                font-size: 10px;
            }

            .nav-menu.open {
                grid-template-columns: 1fr 1fr;
            }

            .cat-hero {
                padding: 64px 0 56px;
                border-radius: 0 0 24px 24px;
            }

            .cat-hero h1 {
                font-size: 32px;
            }

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

            .cat-hero-stats {
                grid-template-columns: repeat(3, 1fr);
                gap: 10px;
            }

            .stat-card {
                padding: 16px 10px;
            }

            .stat-num {
                font-size: 26px;
            }

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

            .integration-section {
                padding: 64px 0 56px;
            }

            .section-head h2 {
                font-size: 28px;
            }

            .process-section {
                padding: 64px 0 56px;
            }

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

            .faq-section {
                padding: 64px 0 56px;
            }

            .cta-section {
                padding: 56px 0 64px;
            }

            .cta-card {
                padding: 40px 24px;
            }

            .cta-card h2 {
                font-size: 28px;
            }

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

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

/* roulang page: category2 */
:root {
            --primary: #0D6E5A;
            --primary-dark: #14251E;
            --primary-light: #24A17E;
            --gradient: linear-gradient(135deg, #0D6E5A 0%, #24A17E 100%);
            --accent: #EA6B45;
            --accent-light: #F2A65A;
            --gradient-accent: linear-gradient(135deg, #EA6B45 0%, #F2A65A 100%);
            --bg: #F7F5F1;
            --card: #ffffff;
            --border: #E8E2D9;
            --text: #1F2D27;
            --text-weak: #6B7B72;
            --radius-lg: 20px;
            --radius-md: 12px;
            --radius-sm: 10px;
            --radius-pill: 999px;
            --shadow-sm: 0 1px 2px rgba(20, 37, 30, .05);
            --shadow-md: 0 10px 30px rgba(20, 37, 30, .06);
            --shadow-lg: 0 18px 44px rgba(20, 37, 30, .10);
            --transition: all .3s ease;
            --container: 1200px;
            --space-section: 96px;
        }

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

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

        body {
            font-family: 'Inter', 'PingFang SC', 'Hiragino Sans GB', 'Source Han Sans SC', 'Microsoft YaHei', sans-serif;
            background: var(--bg);
            color: var(--text);
            font-size: 16px;
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        button {
            cursor: pointer;
            border: none;
            background: none;
            font-family: inherit;
        }

        input,
        textarea {
            font-family: inherit;
        }

        .grid-container {
            max-width: var(--container);
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ============ Header Navigation ============ */
        .site-header {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            z-index: 50;
            padding-top: 22px;
        }

        .nav-panel {
            background: #FBF9F6;
            border: 1px solid var(--border);
            border-radius: 18px;
            box-shadow: var(--shadow-md);
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 16px 12px 22px;
            position: relative;
        }

        .nav-brand {
            display: flex;
            flex-direction: column;
            margin-right: 6px;
            flex-shrink: 0;
        }

        .brand-main {
            font-size: 19px;
            font-weight: 800;
            color: var(--primary-dark);
            letter-spacing: -0.3px;
            line-height: 1.2;
            white-space: nowrap;
        }

        .brand-sub {
            font-size: 11px;
            color: var(--text-weak);
            letter-spacing: .4px;
            font-weight: 500;
        }

        .nav-menu {
            display: flex;
            flex: 1;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .nav-card {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 9px 15px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text);
            transition: var(--transition);
            white-space: nowrap;
        }

        .nav-card i {
            color: var(--primary);
            font-size: 15px;
            transition: var(--transition);
        }

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

        .nav-card:hover i {
            color: var(--primary-light);
        }

        .nav-card.active {
            background: var(--gradient);
            color: #fff;
            border-color: transparent;
            box-shadow: 0 8px 20px rgba(13, 110, 90, .25);
        }

        .nav-card.active i {
            color: #fff;
        }

        .nav-cta {
            background: var(--gradient-accent);
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            padding: 12px 20px;
            border-radius: var(--radius-sm);
            white-space: nowrap;
            box-shadow: 0 8px 20px rgba(234, 107, 69, .25);
            transition: var(--transition);
            display: inline-block;
            text-align: center;
            flex-shrink: 0;
        }

        .nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(234, 107, 69, .32);
            color: #fff;
        }

        .nav-cta:active {
            transform: translateY(0);
        }

        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            background: #fff;
            color: var(--primary-dark);
            font-size: 18px;
            margin-left: auto;
            transition: var(--transition);
        }

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

        /* ============ Hero ============ */
        .category-hero {
            background: linear-gradient(160deg, #14251E 0%, #0D6E5A 58%, #24A17E 100%);
            position: relative;
            padding: 176px 0 104px;
            overflow: hidden;
            border-radius: 0 0 48px 48px;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            opacity: .14;
            mix-blend-mode: screen;
            pointer-events: none;
        }

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

        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: #D6ECE4;
            background: rgba(255, 255, 255, .08);
            border: 1px solid rgba(255, 255, 255, .16);
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 500;
            margin-bottom: 22px;
        }

        .hero-tag i {
            color: #A8E6CF;
            font-size: 14px;
        }

        .category-hero h1 {
            color: #fff;
            font-size: 46px;
            font-weight: 800;
            line-height: 1.15;
            letter-spacing: -1px;
            margin-bottom: 22px;
        }

        .hero-lead {
            color: #CFE0D9;
            font-size: 17px;
            line-height: 1.8;
            max-width: 620px;
            margin-bottom: 38px;
        }

        .hero-badges {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
            max-width: 640px;
        }

        .badge-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 20px 20px 18px;
            border-left: 4px solid var(--primary);
            box-shadow: var(--shadow-md);
        }

        .badge-num {
            font-size: 34px;
            font-weight: 800;
            font-variant-numeric: tabular-nums;
            line-height: 1.2;
            background: var(--gradient);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            display: block;
        }

        .badge-label {
            font-size: 13px;
            color: var(--text-weak);
            margin-top: 6px;
            line-height: 1.4;
        }

        .hero-visual {
            position: relative;
            margin-left: 10px;
        }

        .hero-visual img {
            border-radius: var(--radius-lg);
            box-shadow: 0 30px 60px rgba(0, 0, 0, .28);
            width: 100%;
            aspect-ratio: 4/3;
            object-fit: cover;
        }

        .visual-float-card {
            position: absolute;
            bottom: -20px;
            left: -20px;
            background: #fff;
            border-radius: 16px;
            padding: 14px 18px;
            box-shadow: var(--shadow-lg);
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary-dark);
        }

        .visual-float-card i {
            color: var(--primary);
            font-size: 22px;
        }

        /* ============ Section Common ============ */
        .section-head {
            max-width: 720px;
            margin-bottom: 48px;
        }

        .section-head h2 {
            font-size: 32px;
            font-weight: 700;
            color: var(--primary-dark);
            line-height: 1.25;
            margin-bottom: 14px;
            letter-spacing: -0.5px;
        }

        .section-head p {
            color: var(--text-weak);
            font-size: 16px;
            line-height: 1.75;
            margin-bottom: 0;
        }

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

        .mx-auto {
            margin-left: auto;
            margin-right: auto;
        }

        /* ============ Capability Section ============ */
        .capability-section {
            padding: var(--space-section) 0;
            background: var(--bg);
        }

        .capability-card {
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            padding: 30px;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            height: 100%;
            position: relative;
        }

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

        .cap-icon {
            width: 48px;
            height: 48px;
            border-radius: 14px;
            background: var(--gradient);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin-bottom: 20px;
            transition: transform .3s ease;
        }

        .capability-card:hover .cap-icon {
            transform: rotate(2deg) scale(1.05);
        }

        .capability-card h3 {
            font-size: 20px;
            font-weight: 600;
            color: var(--primary-dark);
            margin-bottom: 12px;
            line-height: 1.35;
        }

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

        .card-link {
            color: var(--primary);
            font-size: 14px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .card-link i {
            transition: transform .3s ease;
            font-size: 13px;
        }

        .card-link:hover {
            color: var(--primary-light);
        }

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

        .wide-card {
            display: flex;
            align-items: center;
            gap: 26px;
            flex-wrap: wrap;
        }

        .wide-card .cap-icon {
            width: 58px;
            height: 58px;
            flex-shrink: 0;
            margin-bottom: 0;
            font-size: 24px;
        }

        .wide-card .wide-content {
            flex: 1;
            min-width: 260px;
        }

        .wide-card .wide-content h3 {
            margin-bottom: 8px;
        }

        .wide-card .wide-content p {
            margin-bottom: 0;
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: #fff;
            border: 1px solid rgba(13, 110, 90, .35);
            color: var(--primary);
            font-size: 15px;
            font-weight: 600;
            padding: 12px 24px;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            white-space: nowrap;
        }

        .btn-outline:hover {
            background: rgba(13, 110, 90, .06);
            border-color: var(--primary);
            transform: translateY(-2px);
            color: var(--primary-dark);
        }

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

        /* ============ Scenario Section ============ */
        .scenario-section {
            padding: var(--space-section) 0;
            background: #fff;
        }

        .scenario-card {
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            background: #fff;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .scenario-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }

        .scenario-card img {
            aspect-ratio: 16/10;
            object-fit: cover;
            width: 100%;
        }

        .scenario-body {
            padding: 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .scenario-body h3 {
            font-size: 19px;
            font-weight: 600;
            color: var(--primary-dark);
            margin-bottom: 10px;
            line-height: 1.4;
        }

        .scenario-body p {
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.7;
            margin-bottom: 0;
        }

        .scenario-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            background: #E7F3EF;
            color: var(--primary);
            padding: 5px 12px;
            border-radius: var(--radius-pill);
            margin-top: 16px;
            align-self: flex-start;
        }

        /* ============ Flow Section ============ */
        .flow-section {
            background: var(--primary-dark);
            padding: var(--space-section) 0;
            color: #fff;
        }

        .flow-section .section-head h2 {
            color: #fff;
        }

        .flow-section .section-head p {
            color: #A9C0B6;
        }

        .flow-step {
            position: relative;
            padding: 32px 28px;
            background: rgba(255, 255, 255, .04);
            border: 1px solid rgba(255, 255, 255, .08);
            border-radius: var(--radius-lg);
            height: 100%;
            transition: var(--transition);
        }

        .flow-step:hover {
            background: rgba(255, 255, 255, .07);
            transform: translateY(-3px);
        }

        .step-num {
            width: 50px;
            height: 50px;
            border-radius: 14px;
            background: var(--gradient);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 18px;
        }

        .flow-step h3 {
            font-size: 18px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 10px;
        }

        .flow-step p {
            color: #A9C0B6;
            font-size: 14px;
            line-height: 1.7;
            margin: 0;
        }

        /* ============ Content Card List ============ */
        .content-list-section {
            padding: var(--space-section) 0;
            background: var(--bg);
        }

        .cat-card-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .cat-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

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

        .cat-card-img {
            aspect-ratio: 16/10;
            object-fit: cover;
            width: 100%;
        }

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

        .cat-tag {
            align-self: flex-start;
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            background: #E7F3EF;
            color: var(--primary);
            padding: 5px 12px;
            border-radius: var(--radius-pill);
            margin-bottom: 12px;
        }

        .cat-card-body h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--primary-dark);
            margin-bottom: 10px;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            min-height: 50px;
        }

        .cat-card-body>p {
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.7;
            margin-bottom: 16px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .cat-card-foot {
            margin-top: auto;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 13px;
            color: var(--text-weak);
            border-top: 1px solid var(--border);
            padding-top: 14px;
        }

        .cat-card-foot a {
            color: var(--primary);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        .cat-card-foot a i {
            transition: transform .3s ease;
            font-size: 12px;
        }

        .cat-card-foot a:hover i {
            transform: translateX(4px);
        }

        .span-2 {
            grid-column: span 2;
        }

        /* ============ FAQ ============ */
        .faq-wrap {
            padding: var(--space-section) 0;
            background: #fff;
        }

        .faq-head h2 {
            font-size: 32px;
            font-weight: 700;
            color: var(--primary-dark);
            line-height: 1.25;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }

        .faq-head p {
            color: var(--text-weak);
            font-size: 16px;
            line-height: 1.7;
            margin-bottom: 24px;
        }

        .faq-accordion {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-md);
            padding: 6px 28px;
        }

        .faq-accordion .accordion-item {
            border-bottom: 1px solid var(--border);
            position: relative;
            transition: var(--transition);
        }

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

        .faq-accordion .accordion-item.is-active {
            border-left: 3px solid var(--primary);
            margin-left: -28px;
            padding-left: 25px;
        }

        .faq-accordion .accordion-title,
        .faq-accordion .accordion-title:focus,
        .faq-accordion .accordion-title:hover {
            background: transparent;
            border: none;
            box-shadow: none;
            color: var(--primary-dark);
            font-size: 16px;
            font-weight: 600;
            padding: 22px 38px 22px 16px;
            position: relative;
            display: block;
            line-height: 1.5;
        }

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

        .faq-accordion .accordion-title::before {
            content: '';
            position: absolute;
            right: 18px;
            top: 50%;
            width: 16px;
            height: 2px;
            background: var(--primary);
            transform: translateY(-50%);
            border-radius: 2px;
        }

        .faq-accordion .accordion-title::after {
            content: '';
            position: absolute;
            right: 18px;
            top: 50%;
            width: 16px;
            height: 2px;
            background: var(--primary);
            transform: translateY(-50%) rotate(90deg);
            transition: transform .3s ease;
            border-radius: 2px;
        }

        .faq-accordion .accordion-item.is-active .accordion-title::after {
            transform: translateY(-50%) rotate(0deg);
        }

        .faq-accordion .accordion-content {
            background: transparent;
            border: none;
            padding: 0 20px 24px 16px;
            color: var(--text-weak);
            font-size: 15px;
            line-height: 1.75;
        }

        /* ============ CTA ============ */
        .cta-section {
            padding: 64px 0 calc(var(--space-section) + 20px);
            background: var(--bg);
        }

        .cta-card {
            background: linear-gradient(135deg, #14251E 0%, #0D6E5A 62%, #24A17E 100%);
            border-radius: 26px;
            padding: 54px 58px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 36px;
            flex-wrap: wrap;
            box-shadow: 0 24px 60px rgba(13, 110, 90, .2);
            position: relative;
            overflow: hidden;
        }

        .cta-card::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            opacity: .1;
            mix-blend-mode: screen;
            pointer-events: none;
        }

        .cta-content {
            position: relative;
            z-index: 2;
            flex: 1;
            min-width: 280px;
        }

        .cta-content h2 {
            color: #fff;
            font-size: 30px;
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 14px;
            letter-spacing: -0.5px;
        }

        .cta-content p {
            color: #CFE0D9;
            font-size: 16px;
            line-height: 1.7;
            margin: 0;
            max-width: 560px;
        }

        .cta-btns {
            position: relative;
            z-index: 2;
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            flex-shrink: 0;
        }

        .btn-solid {
            background: var(--gradient-accent);
            color: #fff;
            padding: 15px 32px;
            border-radius: var(--radius-sm);
            font-size: 16px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            box-shadow: 0 8px 24px rgba(234, 107, 69, .35);
            transition: var(--transition);
            white-space: nowrap;
        }

        .btn-solid:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 30px rgba(234, 107, 69, .42);
            color: #fff;
        }

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

        .btn-ghost-light {
            border: 1px solid rgba(255, 255, 255, .32);
            color: #fff;
            padding: 14px 28px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
            background: transparent;
            white-space: nowrap;
        }

        .btn-ghost-light:hover {
            background: rgba(255, 255, 255, .08);
            border-color: rgba(255, 255, 255, .55);
            transform: translateY(-2px);
            color: #fff;
        }

        /* ============ Footer ============ */
        .site-footer {
            background: var(--primary-dark);
            color: #A9C0B6;
            padding: 68px 0 0;
            font-size: 14px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.3fr;
            gap: 44px;
            padding-bottom: 48px;
            border-bottom: 1px solid rgba(255, 255, 255, .08);
        }

        .footer-brand .brand-main {
            color: #fff;
            font-size: 20px;
            font-weight: 800;
            letter-spacing: -0.3px;
            display: block;
            line-height: 1.3;
        }

        .footer-brand p {
            margin-top: 16px;
            line-height: 1.75;
            color: #A9C0B6;
            max-width: 340px;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 18px;
        }

        .footer-col ul li {
            margin-bottom: 11px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-col ul li i {
            color: #6F8C80;
            font-size: 14px;
            width: 18px;
            text-align: center;
        }

        .footer-col ul li a {
            color: #A9C0B6;
            transition: color .3s;
        }

        .footer-col ul li a:hover {
            color: #fff;
        }

        .footer-bottom {
            padding: 22px 0 26px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
            color: #7F9B8F;
        }

        .footer-bottom a {
            color: #7F9B8F;
        }

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

        /* ============ Responsive ============ */
        @media (max-width: 1024px) {
            :root {
                --space-section: 80px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 36px;
            }

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

            .span-2 {
                grid-column: span 2;
            }
        }

        @media (max-width: 920px) {
            .nav-panel {
                flex-wrap: wrap;
                padding: 14px;
                gap: 10px;
            }

            .nav-brand {
                margin-right: 0;
            }

            .nav-toggle {
                display: flex;
            }

            .nav-menu {
                display: none;
                width: 100%;
                grid-template-columns: 1fr 1fr;
                gap: 10px;
                background: #FBF9F6;
                border: 1px solid var(--border);
                border-radius: 16px;
                padding: 14px;
                margin-top: 4px;
                box-shadow: var(--shadow-md);
            }

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

            .nav-card {
                justify-content: center;
                padding: 14px 10px;
                font-size: 15px;
                white-space: normal;
            }

            .nav-card i {
                font-size: 20px;
            }

            .nav-cta {
                width: 100%;
                margin-top: 2px;
            }

            .category-hero {
                padding: 160px 0 88px;
                border-radius: 0 0 36px 36px;
            }

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

            .hero-visual {
                margin-left: 0;
            }

            .visual-float-card {
                left: 12px;
            }
        }

        @media (max-width: 640px) {
            :root {
                --space-section: 56px;
            }

            .category-hero {
                padding: 148px 0 72px;
            }

            .category-hero h1 {
                font-size: 32px;
            }

            .hero-lead {
                font-size: 15px;
            }

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

            .badge-card {
                padding: 16px 18px;
            }

            .badge-num {
                font-size: 28px;
            }

            .hero-visual img {
                aspect-ratio: 16/10;
            }

            .visual-float-card {
                position: static;
                margin-top: 16px;
                box-shadow: var(--shadow-md);
            }

            .section-head h2 {
                font-size: 26px;
            }

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

            .faq-head h2 {
                font-size: 26px;
            }

            .faq-accordion {
                padding: 4px 20px;
            }

            .faq-accordion .accordion-item.is-active {
                border-left-width: 3px;
                margin-left: -20px;
                padding-left: 17px;
            }

            .cta-card {
                padding: 36px 28px;
                border-radius: 20px;
            }

            .cta-content h2 {
                font-size: 24px;
            }

            .cta-btns .btn-solid,
            .cta-btns .btn-ghost-light {
                width: 100%;
                justify-content: center;
            }

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

            .span-2 {
                grid-column: span 1;
            }

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

            .footer-bottom {
                justify-content: center;
                text-align: center;
            }

            .wide-card {
                flex-direction: column;
                align-items: flex-start;
                gap: 16px;
            }

            .wide-card .cap-icon {
                margin-bottom: 0;
            }

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

        @media (max-width: 480px) {
            .nav-menu {
                grid-template-columns: 1fr;
            }

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

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

            .hero-badges .badge-card:last-child {
                grid-column: span 2;
            }

            .badge-num {
                font-size: 24px;
            }
        }