/* roulang page: index */
*, *::before, *::after {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary: #0C4A3C;
            --primary-dark: #083529;
            --primary-light: #1E6B56;
            --gold: #C5A059;
            --gold-light: #D9BE82;
            --accent: #D63B2F;
            --accent-dark: #B22A20;
            --bg-warm: #F8F6F2;
            --panel: #FFFFFF;
            --ink: #1A1917;
            --text-secondary: #595652;
            --text-muted: #8A857F;
            --border-line: #E8E3DC;
            --success: #1E7A5A;
            --warn: #B5893A;
            --error: #C0392B;
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --shadow-light: 0 1px 3px rgba(0,0,0,0.06);
            --shadow-mid: 0 4px 12px rgba(0,0,0,0.08);
            --shadow-heavy: 0 12px 32px rgba(0,0,0,0.10);
            --container-max: 1200px;
            --gap-section: 96px;
            --gap-section-md: 72px;
            --gap-section-sm: 48px;
            --font-head: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --transition-base: 0.3s ease;
        }
        html {
            scroll-behavior: smooth;
            scroll-padding-top: 80px;
        }
        body {
            font-family: var(--font-body);
            background-color: var(--bg-warm);
            color: var(--ink);
            line-height: 1.7;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-base);
        }
        button, input, textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .section {
            padding: var(--gap-section) 0;
        }
        .section-sm {
            padding: var(--gap-section-sm) 0;
        }
        .text-center {
            text-align: center;
        }
        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 24px;
            margin-bottom: 48px;
        }
        .section-header h2 {
            font-family: var(--font-head);
            font-size: clamp(1.5rem, 3vw, 2.25rem);
            font-weight: 700;
            line-height: 1.3;
            color: var(--ink);
            position: relative;
        }
        .section-header h2::after {
            content: '';
            display: block;
            width: 48px;
            height: 3px;
            background: var(--gold);
            margin-top: 12px;
            border-radius: 2px;
        }
        .section-header .header-subtitle {
            color: var(--text-secondary);
            font-size: 0.875rem;
            margin-top: 8px;
        }
        .section-header .header-link {
            color: var(--primary);
            font-weight: 600;
            font-size: 0.9375rem;
            white-space: nowrap;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: color var(--transition-base);
        }
        .section-header .header-link:hover {
            color: var(--accent);
        }
        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            height: 72px;
            background: rgba(12, 74, 60, 0.35);
            -webkit-backdrop-filter: blur(16px);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.18);
            transition: background 0.4s ease, box-shadow 0.4s ease, border-color 0.4s ease;
        }
        .site-header.scrolled {
            background: var(--primary);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
            border-bottom-color: transparent;
        }
        @supports not ((backdrop-filter: blur(16px)) or (-webkit-backdrop-filter: blur(16px))) {
            .site-header {
                background: rgba(12, 74, 60, 0.9);
            }
        }
        .nav-inner {
            height: 72px;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-head);
            font-size: 1.25rem;
            font-weight: 900;
            color: #fff;
            letter-spacing: 1px;
        }
        .logo-mark {
            width: 34px;
            height: 34px;
            border: 2px solid var(--gold);
            border-radius: 6px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 15px;
            font-weight: 900;
            color: var(--gold);
            background: rgba(255,255,255,0.08);
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 32px;
            list-style: none;
        }
        .nav-menu a {
            color: rgba(255, 255, 255, 0.88);
            font-size: 0.9375rem;
            font-weight: 500;
            position: relative;
            padding: 6px 0;
            transition: color var(--transition-base);
        }
        .nav-menu a::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 0;
            height: 2px;
            background: var(--gold);
            transition: width 0.3s ease;
        }
        .nav-menu a:hover {
            color: #fff;
        }
        .nav-menu a:hover::after,
        .nav-menu a.active::after {
            width: 100%;
        }
        .nav-menu a.active {
            color: #fff;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .nav-search {
            background: transparent;
            color: rgba(255, 255, 255, 0.9);
            font-size: 1.1rem;
            cursor: pointer;
            padding: 6px;
            border-radius: var(--radius-sm);
            transition: color var(--transition-base), background var(--transition-base);
            display: inline-flex;
            align-items: center;
        }
        .nav-search:hover {
            color: var(--gold);
            background: rgba(255, 255, 255, 0.08);
        }
        .btn-nav {
            background: var(--accent);
            color: #fff;
            font-weight: 700;
            font-size: 0.9375rem;
            height: 40px;
            padding: 0 22px;
            border-radius: var(--radius-sm);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            transition: background var(--transition-base), transform var(--transition-base);
        }
        .btn-nav:hover {
            background: var(--accent-dark);
            transform: translateY(-1px);
        }
        .nav-toggle {
            display: none;
            background: transparent;
            color: #fff;
            font-size: 1.5rem;
            cursor: pointer;
            padding: 4px 8px;
            line-height: 1;
            border-radius: var(--radius-sm);
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        /* ===== Hero ===== */
        .hero {
            min-height: 100vh;
            display: flex;
            align-items: center;
            position: relative;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
        }
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(8, 53, 41, 0.88) 0%, rgba(12, 74, 60, 0.6) 50%, rgba(12, 74, 60, 0.25) 100%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 680px;
            padding: 120px 0 80px;
        }
        .hero h1 {
            font-family: var(--font-head);
            font-size: clamp(2.25rem, 5vw, 3.5rem);
            line-height: 1.15;
            font-weight: 900;
            color: #F8F6F2;
            letter-spacing: 1px;
            margin-bottom: 24px;
        }
        .hero h1 .hero-highlight {
            color: var(--gold-light);
            position: relative;
        }
        .hero-sub {
            font-size: clamp(1rem, 2vw, 1.25rem);
            line-height: 1.7;
            color: rgba(248, 246, 242, 0.95);
            margin-bottom: 36px;
            max-width: 560px;
        }
        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 56px;
        }
        .btn-primary {
            background: var(--accent);
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            height: 52px;
            padding: 0 32px;
            border-radius: var(--radius-sm);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            transition: all var(--transition-base);
            box-shadow: 0 4px 16px rgba(214, 59, 47, 0.28);
        }
        .btn-primary:hover {
            background: var(--accent-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(214, 59, 47, 0.35);
        }
        .btn-outline {
            background: transparent;
            color: #F8F6F2;
            font-weight: 700;
            font-size: 1rem;
            height: 52px;
            padding: 0 32px;
            border-radius: var(--radius-sm);
            border: 1.5px solid rgba(255, 255, 255, 0.8);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            transition: all var(--transition-base);
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
        }
        .hero-trustbar {
            border-top: 4px solid var(--gold);
            padding-top: 28px;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            max-width: 600px;
        }
        .trust-item .trust-num {
            font-family: var(--font-head);
            font-size: 1.875rem;
            font-weight: 900;
            color: var(--gold-light);
            line-height: 1.2;
            font-feature-settings: 'tnum';
        }
        .trust-item .trust-label {
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.8);
            margin-top: 4px;
        }
        /* ===== 卖点三连 ===== */
        .features-section {
            background: #fff;
            border-top: 1px solid var(--border-line);
            border-bottom: 1px solid var(--border-line);
            position: relative;
            overflow: hidden;
        }
        .features-layout {
            display: grid;
            grid-template-columns: 0.9fr 2fr;
            gap: 60px;
            align-items: start;
        }
        .features-intro h2 {
            font-family: var(--font-head);
            font-size: clamp(1.5rem, 3vw, 2.125rem);
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 16px;
        }
        .features-intro p {
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 20px;
        }
        .features-list {
            display: flex;
            flex-direction: column;
            gap: 48px;
        }
        .feature-item {
            position: relative;
            padding: 24px 24px 24px 96px;
            background: var(--bg-warm);
            border-radius: var(--radius-md);
            border-left: 4px solid var(--gold);
            transition: box-shadow var(--transition-base), transform var(--transition-base);
        }
        .feature-item:hover {
            box-shadow: var(--shadow-mid);
            transform: translateY(-2px);
        }
        .feature-item .feature-num {
            position: absolute;
            left: 24px;
            top: 16px;
            font-size: 4rem;
            font-weight: 900;
            color: var(--gold);
            opacity: 0.3;
            line-height: 1;
            font-family: var(--font-head);
            pointer-events: none;
        }
        .feature-item .feature-icon {
            width: 44px;
            height: 44px;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(12, 74, 60, 0.08);
            border-radius: var(--radius-sm);
            color: var(--primary);
        }
        .feature-item .feature-icon svg {
            width: 24px;
            height: 24px;
            stroke: var(--primary);
            stroke-width: 2;
            fill: none;
            stroke-linecap: round;
            stroke-linejoin: round;
        }
        .feature-item h3 {
            font-family: var(--font-head);
            font-size: 1.375rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--ink);
        }
        .feature-item p {
            color: var(--text-secondary);
            line-height: 1.75;
            font-size: 1rem;
        }
        /* ===== 场景演示 ===== */
        .showcase-section {
            background: var(--bg-warm);
        }
        .showcase-item {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 64px;
            align-items: center;
            margin-bottom: 96px;
        }
        .showcase-item:last-child {
            margin-bottom: 0;
        }
        .showcase-item.reverse {
            direction: rtl;
        }
        .showcase-item.reverse > * {
            direction: ltr;
        }
        .showcase-media {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-heavy);
            min-height: 320px;
            background: linear-gradient(145deg, var(--primary-dark), var(--primary));
            position: relative;
        }
        .showcase-media img {
            width: 100%;
            height: 100%;
            min-height: 320px;
            object-fit: cover;
            transition: transform 0.6s ease;
        }
        .showcase-media:hover img {
            transform: scale(1.03);
        }
        .showcase-content .showcase-tag {
            display: inline-block;
            background: linear-gradient(90deg, rgba(197, 160, 89, 0.15), rgba(197, 160, 89, 0.05));
            color: var(--gold);
            font-size: 0.8125rem;
            font-weight: 700;
            letter-spacing: 0.5px;
            padding: 5px 14px;
            border-radius: 20px;
            margin-bottom: 20px;
            border: 1px solid rgba(197, 160, 89, 0.3);
        }
        .showcase-content h3 {
            font-family: var(--font-head);
            font-size: clamp(1.25rem, 2.5vw, 1.75rem);
            font-weight: 700;
            line-height: 1.35;
            margin-bottom: 16px;
        }
        .showcase-content .showcase-desc {
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 24px;
        }
        .showcase-points {
            list-style: none;
        }
        .showcase-points li {
            padding: 6px 0 6px 16px;
            border-left: 3px solid var(--gold);
            margin-bottom: 8px;
            color: var(--ink);
            font-size: 0.9375rem;
            line-height: 1.6;
        }
        /* ===== 社会认同 ===== */
        .social-proof {
            background: var(--primary);
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .social-proof::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--gold), var(--gold-light), var(--gold));
        }
        .proof-layout {
            display: grid;
            grid-template-columns: 1fr 1.5fr;
            gap: 60px;
            align-items: center;
        }
        .proof-title h2 {
            font-family: var(--font-head);
            font-size: clamp(1.5rem, 3vw, 2.25rem);
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 16px;
        }
        .proof-title p {
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.75;
        }
        .proof-numbers {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            margin-bottom: 48px;
        }
        .proof-number .num {
            font-family: var(--font-head);
            font-size: clamp(2rem, 4vw, 3rem);
            font-weight: 900;
            color: var(--gold-light);
            line-height: 1.2;
            font-feature-settings: 'tnum';
        }
        .proof-number .label {
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 4px;
        }
        .proof-logos {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .logo-placeholder {
            height: 72px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.1);
            color: rgba(255, 255, 255, 0.5);
            font-size: 1rem;
            font-weight: 600;
            transition: all var(--transition-base);
            cursor: default;
            font-family: var(--font-head);
        }
        .logo-placeholder:hover {
            opacity: 1;
            background: rgba(255, 255, 255, 0.12);
            color: var(--gold-light);
            border-color: rgba(197, 160, 89, 0.4);
        }
        /* ===== CTA 大条 ===== */
        .cta-band {
            background: var(--primary);
            position: relative;
            text-align: center;
            padding: 64px 0;
        }
        .cta-band::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--gold);
        }
        .cta-band h2 {
            font-family: var(--font-head);
            font-size: clamp(1.5rem, 3vw, 2rem);
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }
        .cta-band p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 1.0625rem;
            margin-bottom: 32px;
        }
        .cta-band .btn-primary {
            min-width: 220px;
        }
        /* ===== 资讯列表 ===== */
        .news-section {
            background: #fff;
        }
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .news-card {
            background: var(--panel);
            border: 1px solid var(--border-line);
            border-radius: var(--radius-md);
            padding: 20px;
            display: flex;
            gap: 24px;
            align-items: center;
            transition: background var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
        }
        .news-card:hover {
            background: #F0F5F2;
            box-shadow: var(--shadow-mid);
            border-color: var(--primary-light);
        }
        .news-thumb {
            width: 120px;
            height: 84px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
            background: var(--primary);
        }
        .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .news-content {
            flex: 1;
            min-width: 0;
        }
        .news-content h3 {
            font-family: var(--font-head);
            font-size: 1.125rem;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 6px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            transition: color var(--transition-base);
        }
        .news-content h3:hover {
            color: var(--accent);
        }
        .news-excerpt {
            font-size: 0.875rem;
            color: var(--text-secondary);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 10px;
        }
        .news-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .news-category {
            background: var(--primary);
            color: #fff;
            font-size: 0.8125rem;
            padding: 2px 12px;
            border-radius: 12px;
            font-weight: 500;
            white-space: nowrap;
        }
        .news-time {
            font-size: 0.8125rem;
            color: var(--text-muted);
        }
        .news-link {
            font-size: 0.875rem;
            color: var(--primary);
            font-weight: 600;
            margin-left: auto;
            transition: color var(--transition-base);
        }
        .news-link:hover {
            color: var(--accent);
        }
        .news-empty {
            border: 2px dashed var(--border-line);
            border-radius: var(--radius-md);
            padding: 48px 24px;
            text-align: center;
            color: var(--text-muted);
            background: var(--bg-warm);
        }
        .news-empty .empty-icon {
            font-size: 2rem;
            margin-bottom: 8px;
            opacity: 0.6;
        }
        /* ===== FAQ ===== */
        .faq-section {
            background: #EFECE6;
        }
        .faq-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            max-width: 960px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-light);
            overflow: hidden;
            transition: box-shadow var(--transition-base);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-mid);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            background: transparent;
            padding: 20px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            cursor: pointer;
            font-weight: 700;
            font-size: 1rem;
            color: var(--ink);
            line-height: 1.5;
            font-family: var(--font-head);
        }
        .faq-question .faq-icon {
            font-size: 1.25rem;
            color: var(--primary);
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }
        .faq-item.active .faq-icon {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
        }
        .faq-answer-inner {
            padding: 0 24px 20px;
            color: var(--text-secondary);
            font-size: 0.9375rem;
            line-height: 1.7;
        }
        /* ===== 底部转化条 ===== */
        .bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 68px;
            z-index: 999;
            background: rgba(12, 74, 60, 0.94);
            -webkit-backdrop-filter: blur(8px);
            backdrop-filter: blur(8px);
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 32px;
            transition: transform 0.3s ease;
        }
        @supports not ((backdrop-filter: blur(8px)) or (-webkit-backdrop-filter: blur(8px))) {
            .bottom-bar {
                background: rgba(12, 74, 60, 0.98);
            }
        }
        .bottom-bar .bar-text {
            color: rgba(255, 255, 255, 0.95);
            font-size: 1rem;
            font-weight: 600;
            font-family: var(--font-head);
        }
        .bottom-bar .bar-text span {
            color: var(--gold-light);
        }
        .btn-bottom-bar {
            background: var(--accent);
            color: #fff;
            height: 40px;
            padding: 0 28px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 0.9375rem;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all var(--transition-base);
        }
        .btn-bottom-bar:hover {
            background: var(--accent-dark);
        }
        body {
            padding-bottom: 68px;
        }
        /* ===== 页脚 ===== */
        .site-footer {
            background: #1A1917;
            color: #BDB8B0;
            padding-top: 64px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 48px;
            padding-bottom: 48px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-brand .logo {
            margin-bottom: 16px;
        }
        .footer-brand .brand-desc {
            font-size: 0.875rem;
            line-height: 1.7;
            color: #8A857F;
            margin-bottom: 20px;
            max-width: 300px;
        }
        .footer-social {
            display: flex;
            gap: 12px;
        }
        .footer-social a {
            width: 36px;
            height: 36px;
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: var(--radius-sm);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #8A857F;
            font-size: 0.875rem;
            transition: all var(--transition-base);
        }
        .footer-social a:hover {
            border-color: var(--gold);
            color: var(--gold);
            background: rgba(197, 160, 89, 0.1);
        }
        .footer-col h4 {
            color: #fff;
            font-family: var(--font-head);
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 20px;
        }
        .footer-col ul {
            list-style: none;
        }
        .footer-col ul li {
            margin-bottom: 12px;
        }
        .footer-col ul a {
            font-size: 0.875rem;
            color: #BDB8B0;
            transition: color var(--transition-base);
        }
        .footer-col ul a:hover {
            color: var(--gold);
        }
        .footer-contact li {
            font-size: 0.875rem;
            margin-bottom: 12px;
            display: flex;
            align-items: flex-start;
            gap: 8px;
        }
        .footer-contact i {
            color: var(--gold);
            margin-top: 2px;
        }
        .footer-copyright {
            padding: 20px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 0.8125rem;
            color: #6F6A64;
        }
        .footer-copyright a {
            color: #6F6A64;
            transition: color var(--transition-base);
        }
        .footer-copyright a:hover {
            color: var(--gold);
        }
        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            :root {
                --gap-section: 72px;
            }
            .nav-menu {
                display: none;
                position: absolute;
                top: 72px;
                left: 0;
                width: 100%;
                background: var(--primary);
                flex-direction: column;
                align-items: flex-start;
                padding: 24px;
                gap: 8px;
                box-shadow: var(--shadow-heavy);
                border-top: 1px solid rgba(255, 255, 255, 0.1);
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu a {
                display: block;
                padding: 10px 0;
                width: 100%;
                font-size: 1rem;
            }
            .nav-toggle {
                display: inline-flex;
            }
            .features-layout {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .showcase-item {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .showcase-item.reverse {
                direction: ltr;
            }
            .proof-layout {
                grid-template-columns: 1fr;
            }
            .proof-numbers {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            :root {
                --gap-section: 48px;
            }
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .section-header {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
                margin-bottom: 32px;
            }
            .hero {
                min-height: 85vh;
            }
            .hero-content {
                padding-top: 140px;
                padding-bottom: 60px;
            }
            .hero-trustbar {
                grid-template-columns: repeat(2, 1fr);
            }
            .features-list {
                gap: 24px;
            }
            .feature-item {
                padding: 20px 20px 20px 80px;
            }
            .feature-item .feature-num {
                left: 16px;
                font-size: 3.5rem;
            }
            .feature-item .feature-icon {
                width: 36px;
                height: 36px;
            }
            .news-card {
                flex-direction: column;
                align-items: flex-start;
                gap: 16px;
            }
            .news-thumb {
                width: 100%;
                height: 160px;
            }
            .news-link {
                margin-left: 0;
            }
            .faq-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .footer-copyright {
                flex-direction: column;
                text-align: center;
            }
            .bottom-bar {
                height: 60px;
                gap: 16px;
            }
            .bottom-bar .bar-text {
                font-size: 0.9375rem;
            }
            .btn-bottom-bar {
                padding: 0 18px;
                font-size: 0.875rem;
            }
            body {
                padding-bottom: 60px;
            }
        }
        @media (max-width: 520px) {
            .hero-actions {
                flex-direction: column;
            }
            .hero-actions .btn-primary,
            .hero-actions .btn-outline {
                width: 100%;
            }
            .hero-trustbar {
                gap: 16px;
            }
            .trust-item .trust-num {
                font-size: 1.375rem;
            }
            .proof-logos {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-thumb {
                height: 140px;
            }
            .bottom-bar .bar-text {
                font-size: 0.875rem;
            }
            .btn-nav {
                width: 42px;
                padding: 0;
                font-size: 1rem;
            }
            .btn-nav span {
                display: none;
            }
        }

/* roulang page: article */
:root {
    --primary: #0C4A3C;
    --primary-dark: #083529;
    --primary-light: #1E6B56;
    --gold: #C5A059;
    --gold-light: #D9BE82;
    --accent: #D63B2F;
    --accent-dark: #B22A20;
    --bg: #F8F6F2;
    --white: #FFFFFF;
    --text: #1A1917;
    --text-secondary: #595652;
    --text-muted: #8A857F;
    --border: #E8E3DC;
    --radius: 8px;
    --radius-lg: 12px;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
    --shadow-lg: 0 12px 32px rgba(0,0,0,0.10);
    --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
    --font-head: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
}
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
html {
    scroll-behavior: smooth;
}
body {
    font-family: var(--font-main);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
    padding-bottom: 68px;
}
img {
    max-width: 100%;
    display: block;
    border: 0;
}
a {
    color: inherit;
    text-decoration: none;
    transition: color .2s ease;
}
button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}
ul, ol {
    list-style: none;
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 48px;
    padding: 0 28px;
    border-radius: 4px;
    font-weight: 600;
    font-size: 0.9375rem;
    border: 0;
    transition: all .25s ease;
    letter-spacing: 0.02em;
}
.btn-primary {
    background: var(--accent);
    color: #fff;
}
.btn-primary:hover {
    background: var(--accent-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(214,59,47,0.3);
}
.btn-outline {
    background: transparent;
    color: #fff;
    border: 1.5px solid rgba(255,255,255,0.7);
}
.btn-outline:hover {
    border-color: #fff;
    background: rgba(255,255,255,0.08);
}
.btn-outline-dark {
    background: transparent;
    color: var(--primary);
    border: 1.5px solid var(--primary);
}
.btn-outline-dark:hover {
    background: var(--primary);
    color: #fff;
}
/* ========= Header ========= */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 72px;
    z-index: 1000;
    background: rgba(12, 74, 60, 0.35);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(255,255,255,0.18);
    transition: background .3s ease, box-shadow .3s ease;
}
.site-header.scrolled {
    background: #0C4A3C;
    box-shadow: 0 4px 20px rgba(0,0,0,0.12);
    border-bottom: 0;
}
@supports not (backdrop-filter: blur(16px)) {
    .site-header {
        background: rgba(12, 74, 60, 0.9);
    }
}
.nav-inner {
    height: 72px;
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 40px;
}
.logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 900;
    font-size: 1.25rem;
    color: #fff;
    letter-spacing: 0.03em;
}
.logo-mark {
    width: 34px;
    height: 34px;
    background: linear-gradient(135deg, var(--gold), var(--gold-light));
    color: var(--primary-dark);
    border-radius: 4px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    font-size: 1rem;
    flex-shrink: 0;
}
.site-nav {
    justify-self: center;
}
.nav-menu {
    display: flex;
    gap: 32px;
}
.nav-menu a {
    color: rgba(255,255,255,0.85);
    font-size: 0.9375rem;
    font-weight: 500;
    padding: 8px 2px;
    position: relative;
    transition: color .25s ease;
}
.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--gold);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .3s ease;
}
.nav-menu a:hover,
.nav-menu a.active {
    color: #fff;
}
.nav-menu a:hover::after,
.nav-menu a.active::after {
    transform: scaleX(1);
}
.nav-actions {
    justify-self: end;
    display: flex;
    align-items: center;
    gap: 14px;
}
.nav-search {
    width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid rgba(255,255,255,0.25);
    border-radius: 50%;
    color: #fff;
    transition: all .25s ease;
}
.nav-search:hover {
    border-color: var(--gold);
    color: var(--gold);
}
.btn-nav {
    height: 40px;
    padding: 0 22px;
    border-radius: 4px;
    background: var(--accent);
    color: #fff;
    font-weight: 600;
    font-size: 0.875rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all .25s ease;
}
.btn-nav:hover {
    background: var(--accent-dark);
    transform: translateY(-1px);
}
.nav-toggle {
    display: none;
    width: 40px;
    height: 40px;
    align-items: center;
    justify-content: center;
    color: #fff;
    border: 1px solid rgba(255,255,255,0.25);
    border-radius: 4px;
    transition: all .25s ease;
}
.nav-toggle:hover {
    border-color: var(--gold);
}
/* ========= Article Hero ========= */
.article-hero {
    position: relative;
    padding: 150px 0 64px;
    background: linear-gradient(135deg, rgba(8,53,41,0.93), rgba(12,74,60,0.75)), url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
    color: #fff;
    border-bottom: 4px solid var(--gold);
}
.breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    color: rgba(255,255,255,0.7);
    margin-bottom: 22px;
}
.breadcrumb a {
    color: rgba(255,255,255,0.8);
    transition: color .2s ease;
}
.breadcrumb a:hover {
    color: var(--gold);
}
.breadcrumb .sep {
    color: rgba(255,255,255,0.4);
}
.breadcrumb .current {
    color: var(--gold-light);
    max-width: 280px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.article-hero h1 {
    font-family: var(--font-head);
    font-size: 2rem;
    font-weight: 900;
    line-height: 1.3;
    margin-bottom: 18px;
    max-width: 760px;
    letter-spacing: 0.01em;
}
.article-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 20px;
    color: rgba(255,255,255,0.75);
    font-size: 0.875rem;
}
.article-meta .meta-label {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.article-meta .badge {
    background: var(--gold);
    color: var(--primary-dark);
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 0.8125rem;
    font-weight: 600;
    transition: background .2s ease;
}
.article-meta .badge:hover {
    background: var(--gold-light);
}
/* ========= Article Section ========= */
.article-section {
    padding: 72px 0 40px;
}
.article-wrap {
    max-width: 760px;
    margin: 0 auto;
}
.article-content {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: 56px 56px;
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--text);
    word-wrap: break-word;
}
.article-content p {
    margin-bottom: 24px;
}
.article-content h2 {
    font-family: var(--font-head);
    font-size: 1.5rem;
    font-weight: 700;
    margin: 48px 0 16px;
    color: var(--text);
    line-height: 1.3;
}
.article-content h3 {
    font-family: var(--font-head);
    font-size: 1.25rem;
    font-weight: 700;
    margin: 36px 0 12px;
    color: var(--text);
    line-height: 1.4;
}
.article-content h4 {
    font-size: 1.0625rem;
    font-weight: 700;
    margin: 28px 0 10px;
    color: var(--text);
}
.article-content img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    margin: 32px 0;
}
.article-content a {
    color: var(--primary);
    text-decoration: underline;
    text-underline-offset: 4px;
    transition: color .2s ease;
}
.article-content a:hover {
    color: var(--accent);
}
.article-content blockquote {
    border-left: 4px solid var(--gold);
    padding: 20px 24px;
    background: var(--bg);
    border-radius: 0 8px 8px 0;
    margin: 32px 0;
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.7;
}
.article-content blockquote p:last-child {
    margin-bottom: 0;
}
.article-content ul,
.article-content ol {
    margin: 0 0 24px 24px;
    line-height: 1.8;
}
.article-content ul li,
.article-content ol li {
    margin-bottom: 10px;
    position: relative;
}
.article-content ul li::before {
    content: '';
    position: absolute;
    left: -18px;
    top: 0.62em;
    width: 6px;
    height: 6px;
    background: var(--gold);
    border-radius: 50%;
}
.article-content ol {
    list-style: decimal;
}
.article-content ol li::before {
    content: none;
}
.article-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 32px 0;
    display: block;
    overflow-x: auto;
}
.article-content th,
.article-content td {
    border: 1px solid var(--border);
    padding: 12px 16px;
    text-align: left;
    font-size: 0.9375rem;
}
.article-content th {
    background: #F0F5F2;
    font-weight: 600;
    color: var(--primary);
}
.article-content hr {
    border: none;
    border-top: 1px solid var(--border);
    margin: 40px 0;
}
.article-content code {
    background: #F0F5F2;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.875rem;
    color: var(--primary);
}
.not-found {
    text-align: center;
    padding: 40px 20px;
}
.not-found h2 {
    font-family: var(--font-head);
    font-size: 1.5rem;
    margin-bottom: 12px;
    color: var(--text);
}
.not-found p {
    color: var(--text-secondary);
    margin-bottom: 24px;
}
.not-found .btn {
    min-width: 160px;
}
/* ========= Article Footer ========= */
.article-footer {
    max-width: 760px;
    margin: 24px auto 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: 20px 28px;
    border: 1px solid var(--border);
}
.article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.tag {
    background: #F0F5F2;
    color: var(--primary);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.8125rem;
    font-weight: 500;
    transition: all .25s ease;
}
.tag:hover {
    background: var(--primary);
    color: #fff;
}
.article-share {
    display: flex;
    align-items: center;
    gap: 8px;
}
.share-label {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-right: 4px;
}
.share-btn {
    height: 38px;
    padding: 0 16px;
    border: 1.5px solid var(--border);
    border-radius: 4px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8125rem;
    color: var(--text-secondary);
    background: #fff;
    transition: all .25s ease;
}
.share-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: #F0F5F2;
}
/* ========= Related ========= */
.related-section {
    padding: 72px 0 48px;
}
.section-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 40px;
}
.section-head h2 {
    font-family: var(--font-head);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text);
    position: relative;
    padding-left: 16px;
}
.section-head h2::before {
    content: '';
    position: absolute;
    left: 0;
    top: 6px;
    bottom: 6px;
    width: 4px;
    background: var(--gold);
    border-radius: 2px;
}
.more-link {
    color: var(--primary);
    font-size: 0.9375rem;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: color .2s ease;
}
.more-link:hover {
    color: var(--accent);
}
.related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.related-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
    transition: all .3s ease;
    display: flex;
    flex-direction: column;
}
.related-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--gold);
}
.related-card .card-img {
    width: 100%;
    height: 160px;
    object-fit: cover;
    transition: transform .4s ease;
}
.related-card:hover .card-img {
    transform: scale(1.04);
}
.related-card .card-body {
    padding: 20px 20px 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
}
.related-card h3 {
    font-size: 1rem;
    font-weight: 700;
    line-height: 1.5;
    color: var(--text);
    margin-bottom: 10px;
    transition: color .2s ease;
}
.related-card:hover h3 {
    color: var(--primary);
}
.related-card .card-meta {
    margin-top: auto;
    font-size: 0.8125rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 8px;
}
.related-card .card-badge {
    background: var(--primary);
    color: #fff;
    padding: 3px 10px;
    border-radius: 4px;
    font-size: 0.75rem;
}
.back-entry {
    text-align: center;
    margin-top: 40px;
}
.back-entry .btn {
    min-width: 160px;
}
/* ========= CTA ========= */
.cta-block {
    background: var(--primary);
    padding: 72px 0;
    text-align: center;
    position: relative;
    border-top: 4px solid var(--gold);
    margin-top: 24px;
}
.cta-block h2 {
    font-family: var(--font-head);
    color: #fff;
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 12px;
}
.cta-block p {
    color: rgba(255,255,255,0.85);
    font-size: 1.0625rem;
    margin-bottom: 28px;
    max-width: 640px;
    margin-left: auto;
    margin-right: auto;
}
.cta-block .btn {
    min-width: 180px;
    height: 52px;
    font-size: 1rem;
}
/* ========= Footer ========= */
.site-footer {
    background: #1A1917;
    color: #BDB8B0;
    padding: 64px 0 0;
    font-size: 0.875rem;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 48px;
    padding-bottom: 48px;
}
.footer-brand .logo {
    color: #fff;
    margin-bottom: 16px;
}
.brand-desc {
    color: rgba(255,255,255,0.6);
    line-height: 1.7;
    max-width: 300px;
    margin-bottom: 20px;
}
.footer-social {
    display: flex;
    gap: 12px;
}
.footer-social a {
    width: 36px;
    height: 36px;
    border: 1px solid rgba(255,255,255,0.18);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.6);
    transition: all .25s ease;
}
.footer-social a:hover {
    border-color: var(--gold);
    color: var(--gold);
    transform: translateY(-2px);
}
.footer-col h4 {
    color: #fff;
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}
.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 24px;
    height: 2px;
    background: var(--gold);
    border-radius: 2px;
}
.footer-col ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.footer-col ul a {
    color: rgba(255,255,255,0.6);
    transition: all .2s ease;
}
.footer-col ul a:hover {
    color: var(--gold);
    padding-left: 4px;
}
.footer-contact {
    color: rgba(255,255,255,0.6);
    line-height: 1.8;
}
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding: 24px 0;
}
.footer-bottom-inner {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
    color: rgba(255,255,255,0.45);
    font-size: 0.8125rem;
}
.footer-bottom-inner a {
    color: rgba(255,255,255,0.45);
    transition: color .2s ease;
}
.footer-bottom-inner a:hover {
    color: var(--gold);
}
/* ========= Fixed Bar ========= */
.fixed-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 999;
    background: rgba(12, 74, 60, 0.94);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-top: 1px solid rgba(255,255,255,0.12);
    padding: 12px 0;
}
.fixed-bar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}
.bar-text {
    color: #fff;
    font-size: 1rem;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.fixed-bar .btn {
    height: 40px;
    padding: 0 24px;
    font-size: 0.875rem;
    flex-shrink: 0;
}
/* ========= Responsive ========= */
@media (max-width: 1024px) {
    .nav-inner {
        display: flex;
        gap: 16px;
    }
    .logo {
        margin-right: auto;
    }
    .site-nav {
        order: 3;
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        z-index: 999;
        background: #0C4A3C;
        box-shadow: 0 12px 32px rgba(0,0,0,0.18);
        transform: translateY(-8px);
        opacity: 0;
        visibility: hidden;
        transition: all .25s ease;
        border-top: 1px solid rgba(255,255,255,0.08);
    }
    .site-nav.open {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    .nav-menu {
        flex-direction: column;
        gap: 0;
        padding: 8px 24px 16px;
    }
    .nav-menu a {
        display: block;
        padding: 14px 0;
        border-bottom: 1px solid rgba(255,255,255,0.08);
        font-size: 1rem;
    }
    .nav-menu a::after {
        display: none;
    }
    .nav-menu a.active {
        color: var(--gold-light);
    }
    .nav-actions {
        margin-left: auto;
        gap: 8px;
    }
    .nav-toggle {
        display: inline-flex;
    }
    .article-hero h1 {
        font-size: 1.75rem;
    }
    .related-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }
    .article-hero {
        padding: 140px 0 48px;
    }
    .article-section {
        padding: 48px 0 32px;
    }
    .article-content {
        padding: 36px 24px;
    }
    .article-content h2 {
        font-size: 1.375rem;
    }
    .article-content h3 {
        font-size: 1.125rem;
    }
    .related-section {
        padding: 56px 0 40px;
    }
    .related-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
    .cta-block {
        padding: 56px 0;
    }
    .cta-block h2 {
        font-size: 1.5rem;
    }
}
@media (max-width: 520px) {
    body {
        padding-bottom: 60px;
    }
    .nav-inner {
        gap: 8px;
    }
    .logo {
        font-size: 1.0625rem;
    }
    .logo-mark {
        width: 30px;
        height: 30px;
        font-size: 0.875rem;
    }
    .btn-nav {
        display: none;
    }
    .nav-search {
        width: 36px;
        height: 36px;
    }
    .nav-toggle {
        width: 36px;
        height: 36px;
    }
    .article-hero {
        padding: 130px 0 40px;
    }
    .article-hero h1 {
        font-size: 1.375rem;
    }
    .article-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
    .article-content {
        padding: 24px 16px;
        font-size: 1rem;
    }
    .article-footer {
        flex-direction: column;
        align-items: flex-start;
        padding: 16px 20px;
    }
    .section-head {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }
    .section-head h2 {
        font-size: 1.375rem;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    .footer-bottom-inner {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    .fixed-bar .container {
        gap: 12px;
    }
    .bar-text {
        font-size: 0.875rem;
    }
    .fixed-bar .btn {
        padding: 0 16px;
        font-size: 0.8125rem;
    }
}

/* roulang page: category1 */
:root {
            --primary: #0C4A3C;
            --primary-dark: #083529;
            --primary-light: #1E6B56;
            --gold: #C5A059;
            --gold-light: #D9BE82;
            --accent: #D63B2F;
            --accent-dark: #B22A20;
            --bg: #F8F6F2;
            --panel: #FFFFFF;
            --text: #1A1917;
            --text-secondary: #595652;
            --text-muted: #8A857F;
            --border: #E8E3DC;
            --success: #1E7A5A;
            --warning: #B5893A;
            --danger: #C0392B;
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.10);
            --container-w: 1200px;
            --spacing-section: 96px;
            --spacing-section-md: 72px;
            --spacing-section-sm: 48px;
            --font-title: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
            --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
            --font-num: "DIN Alternate", "DIN Condensed", "Bahnschrift", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-body);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
            padding-bottom: 68px;
        }

        body.no-scroll {
            overflow: hidden;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.25s ease;
        }

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

        ul,
        ol {
            list-style: none;
        }

        .container {
            max-width: var(--container-w);
            margin: 0 auto;
            padding: 0 24px;
        }

        .container-wide {
            max-width: 1320px;
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 72px;
            z-index: 1000;
            background: rgba(12, 74, 60, 0.35);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.18);
            transition: background 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
        }

        @supports not (backdrop-filter: blur(16px)) {
            .site-header {
                background: rgba(12, 74, 60, 0.9);
            }
        }

        .site-header.scrolled {
            background: var(--primary);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
            border-bottom: 1px solid transparent;
        }

        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 24px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-title);
            font-size: 1.25rem;
            font-weight: 900;
            color: #fff;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .logo-mark {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--gold) 0%, var(--gold-light) 100%);
            color: var(--primary-dark);
            font-family: var(--font-num);
            font-size: 1.15rem;
            font-weight: 900;
            border-radius: var(--radius-sm);
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.18);
        }

        .site-nav {
            display: flex;
            align-items: center;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 32px;
        }

        .nav-menu a {
            font-size: 0.9375rem;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.85);
            padding: 6px 0;
            position: relative;
            letter-spacing: 0.02em;
            transition: color 0.25s ease;
        }

        .nav-menu a::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 100%;
            height: 2px;
            background: var(--gold);
            transform: scaleX(0);
            transform-origin: left center;
            transition: transform 0.3s ease;
        }

        .nav-menu a:hover {
            color: #fff;
        }

        .nav-menu a:hover::after,
        .nav-menu a.active::after {
            transform: scaleX(1);
        }

        .nav-menu a.active {
            color: #fff;
            font-weight: 700;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .nav-search {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            color: rgba(255, 255, 255, 0.85);
            transition: background 0.25s ease, color 0.25s ease;
        }

        .nav-search:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
        }

        .btn-nav {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 40px;
            padding: 0 22px;
            background: var(--accent);
            color: #fff;
            font-size: 0.9375rem;
            font-weight: 700;
            border-radius: var(--radius-sm);
            letter-spacing: 0.04em;
            transition: background 0.25s ease, transform 0.2s ease, box-shadow 0.25s ease;
            box-shadow: 0 2px 10px rgba(214, 59, 47, 0.28);
        }

        .btn-nav:hover {
            background: var(--accent-dark);
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(214, 59, 47, 0.34);
        }

        .nav-toggle {
            display: none;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            color: #fff;
            background: rgba(255, 255, 255, 0.1);
            transition: background 0.25s ease;
        }

        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.18);
        }

        @media (max-width: 1024px) {
            .nav-toggle {
                display: flex;
            }

            .site-nav {
                position: fixed;
                top: 72px;
                left: 0;
                width: 100%;
                background: var(--primary);
                box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
                transform: translateY(-120%);
                transition: transform 0.35s ease;
                border-top: 1px solid rgba(255, 255, 255, 0.08);
            }

            .site-nav.open {
                transform: translateY(0);
            }

            .nav-menu {
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                padding: 16px 24px 24px;
            }

            .nav-menu li {
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            }

            .nav-menu li:last-child {
                border-bottom: none;
            }

            .nav-menu a {
                display: block;
                padding: 14px 0;
                font-size: 1rem;
            }

            .nav-menu a::after {
                display: none;
            }

            .nav-menu a.active {
                color: var(--gold-light);
            }

            .btn-nav {
                display: none;
            }
        }

        @media (max-width: 520px) {
            .nav-search {
                width: 36px;
                height: 36px;
            }

            .nav-toggle {
                width: 36px;
                height: 36px;
            }
        }

        /* ===== Hero 分类页 ===== */
        .category-hero {
            position: relative;
            min-height: 300px;
            display: flex;
            align-items: center;
            background: linear-gradient(135deg, rgba(8, 53, 41, 0.94) 0%, rgba(12, 74, 60, 0.82) 60%, rgba(30, 107, 86, 0.65) 100%), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            padding: 140px 0 72px;
            color: #fff;
            border-bottom: 4px solid var(--gold);
        }

        .category-hero .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.72);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }

        .category-hero .breadcrumb a {
            color: rgba(255, 255, 255, 0.72);
            transition: color 0.25s ease;
        }

        .category-hero .breadcrumb a:hover {
            color: var(--gold-light);
        }

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

        .category-hero .breadcrumb .current {
            color: var(--gold-light);
        }

        .category-hero h1 {
            font-family: var(--font-title);
            font-size: clamp(2rem, 4vw, 3rem);
            font-weight: 900;
            line-height: 1.15;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

        .category-hero .hero-desc {
            font-size: clamp(1rem, 1.5vw, 1.125rem);
            color: rgba(255, 255, 255, 0.9);
            max-width: 700px;
            line-height: 1.7;
        }

        /* ===== 图文介绍 ===== */
        .cat-intro {
            padding: var(--spacing-section) 0;
        }

        .cat-intro-grid {
            display: flex;
            flex-direction: column;
            gap: 96px;
        }

        .cat-intro-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 56px;
            align-items: center;
        }

        .cat-intro-row.reverse .cat-intro-img {
            order: 2;
        }

        .cat-intro-row.reverse .cat-intro-text {
            order: 1;
        }

        .cat-intro-img {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            position: relative;
        }

        .cat-intro-img::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 70%, rgba(8, 53, 41, 0.35) 100%);
            pointer-events: none;
        }

        .cat-intro-img img {
            width: 100%;
            height: 340px;
            object-fit: cover;
            border-radius: var(--radius-lg);
            transition: transform 0.5s ease;
        }

        .cat-intro-img:hover img {
            transform: scale(1.03);
        }

        .cat-intro-text .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(197, 160, 89, 0.12);
            color: var(--gold);
            font-size: 0.8125rem;
            font-weight: 700;
            letter-spacing: 0.08em;
            padding: 6px 14px;
            border-radius: 999px;
            margin-bottom: 18px;
            text-transform: uppercase;
        }

        .cat-intro-text h2 {
            font-family: var(--font-title);
            font-size: clamp(1.5rem, 2.5vw, 2rem);
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 20px;
            color: var(--text);
        }

        .cat-intro-text p {
            font-size: 1rem;
            line-height: 1.8;
            color: var(--text-secondary);
            margin-bottom: 16px;
        }

        .cat-intro-text .highlight-list {
            margin-top: 20px;
        }

        .cat-intro-text .highlight-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 8px 0;
            font-size: 0.9375rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        .cat-intro-text .highlight-list li::before {
            content: "";
            flex-shrink: 0;
            width: 6px;
            height: 6px;
            background: var(--gold);
            border-radius: 2px;
            margin-top: 10px;
        }

        @media (max-width: 900px) {
            .cat-intro-grid {
                gap: 72px;
            }

            .cat-intro-row {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .cat-intro-row.reverse .cat-intro-img {
                order: 0;
            }

            .cat-intro-row.reverse .cat-intro-text {
                order: 1;
            }

            .cat-intro-img img {
                height: 260px;
            }

            .cat-intro {
                padding: var(--spacing-section-md) 0;
            }
        }

        @media (max-width: 520px) {
            .cat-intro {
                padding: var(--spacing-section-sm) 0;
            }

            .cat-intro-grid {
                gap: 48px;
            }

            .cat-intro-img img {
                height: 220px;
            }
        }

        /* ===== 服务要点 ===== */
        .cat-points {
            padding: var(--spacing-section) 0;
            background: var(--primary);
            position: relative;
            overflow: hidden;
            border-top: 4px solid var(--gold);
            border-bottom: 4px solid var(--gold);
        }

        .cat-points::before {
            content: "";
            position: absolute;
            top: -120px;
            right: -120px;
            width: 360px;
            height: 360px;
            background: radial-gradient(circle, rgba(197, 160, 89, 0.15) 0%, transparent 70%);
            pointer-events: none;
        }

        .cat-points .section-head {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 56px;
            position: relative;
        }

        .cat-points .section-head .eyebrow {
            color: var(--gold-light);
            font-size: 0.875rem;
            font-weight: 700;
            letter-spacing: 0.1em;
            text-transform: uppercase;
            margin-bottom: 12px;
            display: inline-block;
        }

        .cat-points .section-head h2 {
            font-family: var(--font-title);
            font-size: clamp(1.75rem, 3vw, 2.25rem);
            font-weight: 700;
            color: #fff;
            line-height: 1.3;
            margin-bottom: 12px;
        }

        .cat-points .section-head p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 1rem;
            line-height: 1.7;
        }

        .points-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            position: relative;
        }

        .point-item {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-md);
            padding: 32px 28px;
            transition: background 0.3s ease, transform 0.3s ease, border-color 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .point-item::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 3px;
            height: 48px;
            background: var(--gold);
            transition: height 0.3s ease;
        }

        .point-item:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-4px);
            border-color: rgba(197, 160, 89, 0.5);
        }

        .point-item:hover::before {
            height: 72px;
        }

        .point-item .point-num {
            font-family: var(--font-num);
            font-size: 3.5rem;
            font-weight: 900;
            color: rgba(197, 160, 89, 0.25);
            line-height: 1;
            margin-bottom: 8px;
            display: block;
        }

        .point-item h3 {
            font-family: var(--font-title);
            font-size: 1.25rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }

        .point-item p {
            font-size: 0.9375rem;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.7;
        }

        @media (max-width: 900px) {
            .points-grid {
                grid-template-columns: 1fr 1fr;
            }

            .cat-points {
                padding: var(--spacing-section-md) 0;
            }
        }

        @media (max-width: 600px) {
            .points-grid {
                grid-template-columns: 1fr;
            }

            .cat-points {
                padding: var(--spacing-section-sm) 0;
            }
        }

        /* ===== FAQ ===== */
        .cat-faq {
            padding: var(--spacing-section) 0;
        }

        .cat-faq .section-head {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 56px;
        }

        .cat-faq .section-head .eyebrow {
            color: var(--gold);
            font-size: 0.875rem;
            font-weight: 700;
            letter-spacing: 0.1em;
            text-transform: uppercase;
            margin-bottom: 12px;
            display: inline-block;
        }

        .cat-faq .section-head h2 {
            font-family: var(--font-title);
            font-size: clamp(1.75rem, 3vw, 2.25rem);
            font-weight: 700;
            color: var(--text);
            line-height: 1.3;
            margin-bottom: 12px;
        }

        .cat-faq .section-head p {
            color: var(--text-secondary);
            font-size: 1rem;
        }

        .faq-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            max-width: 1000px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            transition: box-shadow 0.3s ease, border-color 0.3s ease;
        }

        .faq-item:hover {
            box-shadow: var(--shadow-md);
            border-color: rgba(197, 160, 89, 0.4);
        }

        .faq-item.open {
            box-shadow: var(--shadow-md);
            border-color: rgba(197, 160, 89, 0.5);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 22px 24px;
            font-family: var(--font-title);
            font-size: 1rem;
            font-weight: 700;
            color: var(--text);
            cursor: pointer;
            transition: color 0.25s ease;
            text-align: left;
            width: 100%;
            background: none;
            border: none;
        }

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

        .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(12, 74, 60, 0.08);
            color: var(--primary);
            font-size: 1.125rem;
            transition: transform 0.3s ease, background 0.3s ease;
            line-height: 1;
        }

        .faq-item.open .faq-icon {
            transform: rotate(180deg);
            background: var(--gold);
            color: #fff;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
        }

        .faq-answer-inner {
            padding: 0 24px 22px;
            font-size: 0.9375rem;
            color: var(--text-secondary);
            line-height: 1.75;
        }

        @media (max-width: 768px) {
            .faq-grid {
                grid-template-columns: 1fr;
            }

            .cat-faq {
                padding: var(--spacing-section-md) 0;
            }
        }

        @media (max-width: 520px) {
            .cat-faq {
                padding: var(--spacing-section-sm) 0;
            }

            .faq-question {
                padding: 18px 18px;
                font-size: 0.9375rem;
            }

            .faq-answer-inner {
                padding: 0 18px 18px;
            }
        }

        /* ===== CTA ===== */
        .cta-bar {
            background: var(--primary);
            padding: 72px 0;
            text-align: center;
            border-top: 4px solid var(--gold);
            position: relative;
            overflow: hidden;
        }

        .cta-bar::before {
            content: "";
            position: absolute;
            bottom: -100px;
            left: 50%;
            transform: translateX(-50%);
            width: 600px;
            height: 200px;
            background: radial-gradient(ellipse, rgba(197, 160, 89, 0.12) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-bar h2 {
            font-family: var(--font-title);
            font-size: clamp(1.5rem, 3vw, 2rem);
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            position: relative;
        }

        .cta-bar p {
            font-size: 1.0625rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 560px;
            margin: 0 auto 36px;
            line-height: 1.7;
            position: relative;
        }

        .cta-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 52px;
            padding: 0 40px;
            background: var(--accent);
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            border-radius: var(--radius-sm);
            letter-spacing: 0.06em;
            box-shadow: 0 4px 20px rgba(214, 59, 47, 0.35);
            transition: background 0.25s ease, transform 0.2s ease, box-shadow 0.25s ease;
            position: relative;
        }

        .cta-btn:hover {
            background: var(--accent-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 28px rgba(214, 59, 47, 0.45);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #1A1917;
            color: #BDB8B0;
            font-size: 0.875rem;
            line-height: 1.6;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }

        .site-footer .container {
            padding-top: 64px;
            padding-bottom: 48px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 48px;
        }

        .footer-brand .logo {
            margin-bottom: 16px;
        }

        .brand-desc {
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.55);
            line-height: 1.7;
            margin-bottom: 20px;
            max-width: 320px;
        }

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

        .footer-social a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border: 1px solid rgba(255, 255, 255, 0.18);
            border-radius: var(--radius-sm);
            color: rgba(255, 255, 255, 0.6);
            transition: border-color 0.25s ease, color 0.25s ease, background 0.25s ease;
        }

        .footer-social a:hover {
            border-color: var(--gold);
            color: var(--gold-light);
            background: rgba(197, 160, 89, 0.08);
        }

        .footer-col h4 {
            font-family: var(--font-title);
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 20px;
            letter-spacing: 0.03em;
        }

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

        .footer-col ul a {
            color: #BDB8B0;
            font-size: 0.875rem;
            transition: color 0.25s ease, padding-left 0.25s ease;
        }

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

        .footer-contact li {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.875rem;
            color: #BDB8B0;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 24px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 0.8125rem;
            color: rgba(255, 255, 255, 0.4);
        }

        .footer-bottom .copyright {
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-bottom .beian a {
            color: rgba(255, 255, 255, 0.4);
            transition: color 0.25s ease;
        }

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

        @media (max-width: 900px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 40px;
            }

            .site-footer .container {
                padding-top: 48px;
                padding-bottom: 40px;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 36px;
            }

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

            .site-footer .container {
                padding-top: 40px;
                padding-bottom: 32px;
            }
        }

        /* ===== 底部固定转化条 ===== */
        .fixed-cta {
            position: fixed;
            bottom: 0;
            left: 0;
            width: 100%;
            z-index: 999;
            height: 68px;
            background: rgba(12, 74, 60, 0.94);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        @supports not (backdrop-filter: blur(8px)) {
            .fixed-cta {
                background: rgba(12, 74, 60, 0.98);
            }
        }

        .fixed-cta-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            width: 100%;
        }

        .fixed-cta-text {
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            letter-spacing: 0.02em;
        }

        .fixed-cta-text span {
            color: var(--gold-light);
        }

        .fixed-cta-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 44px;
            padding: 0 32px;
            background: var(--accent);
            color: #fff;
            font-size: 0.9375rem;
            font-weight: 700;
            border-radius: var(--radius-sm);
            letter-spacing: 0.04em;
            flex-shrink: 0;
            transition: background 0.25s ease, transform 0.2s ease;
            box-shadow: 0 2px 12px rgba(214, 59, 47, 0.3);
        }

        .fixed-cta-btn:hover {
            background: var(--accent-dark);
            transform: translateY(-1px);
        }

        @media (max-width: 520px) {
            body {
                padding-bottom: 60px;
            }

            .fixed-cta {
                height: 60px;
            }

            .fixed-cta-inner {
                gap: 12px;
            }

            .fixed-cta-text {
                font-size: 1rem;
                font-weight: 700;
            }

            .fixed-cta-text .hide-mobile {
                display: none;
            }

            .fixed-cta-btn {
                height: 40px;
                padding: 0 24px;
                font-size: 0.875rem;
            }
        }

        /* ===== 板块标题通用 ===== */
        .section-head {
            margin-bottom: 48px;
        }

        .section-head .eyebrow {
            display: inline-block;
            color: var(--gold);
            font-size: 0.875rem;
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            margin-bottom: 12px;
        }

        .section-head h2 {
            font-family: var(--font-title);
            font-size: clamp(1.75rem, 3vw, 2.25rem);
            font-weight: 700;
            line-height: 1.3;
            color: var(--text);
        }

        .section-head p {
            color: var(--text-secondary);
            margin-top: 12px;
            font-size: 1rem;
            max-width: 620px;
        }

        /* ===== 焦点样式 ===== */
        a:focus-visible,
        button:focus-visible {
            outline: 2px solid var(--gold);
            outline-offset: 2px;
            border-radius: 2px;
        }

        /* ===== 辅助工具类 ===== */
        .text-center {
            text-align: center;
        }

        .mt-16 {
            margin-top: 16px;
        }

        .mt-24 {
            margin-top: 24px;
        }

        .mb-12 {
            margin-bottom: 12px;
        }

        .mb-24 {
            margin-bottom: 24px;
        }