/* roulang page: index */
:root {
            --primary: #0a5c8a;
            --primary-dark: #083353;
            --primary-light: #1a7ab1;
            --primary-soft: #eaf3fa;
            --accent: #f0a530;
            --accent-dark: #c7841a;
            --accent-light: #fff5e5;
            --bg: #f5f8fb;
            --white: #ffffff;
            --text-dark: #152b3a;
            --text-muted: #5c7180;
            --border: #d9e3ea;
            --radius-lg: 24px;
            --radius-md: 16px;
            --radius-sm: 8px;
            --shadow-sm: 0 2px 8px rgba(10, 92, 138, .06);
            --shadow-md: 0 10px 30px rgba(10, 92, 138, .1);
            --shadow-lg: 0 20px 60px rgba(10, 92, 138, .18);
            --gradient-primary: linear-gradient(135deg, #0a5c8a 0%, #0e8cac 100%);
            --gradient-accent: linear-gradient(135deg, #f0a530 0%, #ffd166 100%);
            --font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            --transition: all .25s ease;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-dark);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        ul,
        ol {
            list-style: none;
        }
        button,
        input {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .text-center {
            text-align: center;
        }
        .text-muted {
            color: var(--text-muted);
        }
        .section {
            padding: 88px 0;
        }
        .section-head {
            text-align: center;
            max-width: 720px;
            margin: 0 auto 56px;
        }
        .section-tag {
            display: inline-block;
            padding: 6px 20px;
            background: var(--primary-soft);
            color: var(--primary);
            border-radius: 999px;
            font-size: .875rem;
            font-weight: 600;
            letter-spacing: .5px;
            margin-bottom: 16px;
        }
        .section-head h2 {
            font-size: clamp(1.8rem, 3.5vw, 2.5rem);
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 12px;
            letter-spacing: .5px;
        }
        .section-head p {
            color: var(--text-muted);
            font-size: 1.05rem;
        }
        .btn {
            display: inline-block;
            padding: 14px 36px;
            border-radius: 999px;
            font-weight: 600;
            font-size: 1rem;
            text-align: center;
            cursor: pointer;
            transition: var(--transition);
            border: 2px solid transparent;
            line-height: 1.4;
        }
        .btn-primary {
            background: var(--gradient-primary);
            color: #fff;
            box-shadow: 0 6px 20px rgba(10, 92, 138, .3);
        }
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 30px rgba(10, 92, 138, .4);
            color: #fff;
        }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            border-color: var(--primary);
        }
        .btn-outline:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-3px);
        }
        .btn-light {
            background: #fff;
            color: var(--primary);
            box-shadow: 0 4px 16px rgba(0, 0, 0, .1);
        }
        .btn-light:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 28px rgba(0, 0, 0, .15);
            color: var(--primary);
        }
        .btn-accent {
            background: var(--gradient-accent);
            color: var(--primary-dark);
            box-shadow: 0 6px 20px rgba(240, 165, 48, .35);
        }
        .btn-accent:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(240, 165, 48, .45);
            color: var(--primary-dark);
        }
        .btn:focus-visible {
            outline: 3px solid rgba(10, 92, 138, .4);
            outline-offset: 2px;
        }

        /* Header */
        .site-header {
            background: rgba(255, 255, 255, .92);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 100;
            height: 72px;
            display: flex;
            align-items: center;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }
        .site-logo {
            display: flex;
            align-items: center;
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--primary-dark);
            letter-spacing: .5px;
        }
        .site-logo .logo-highlight {
            color: var(--accent);
            font-weight: 900;
            margin-left: 2px;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .main-nav .nav-link {
            padding: 10px 22px;
            border-radius: 999px;
            font-weight: 500;
            color: var(--text-muted);
            transition: var(--transition);
            font-size: .95rem;
        }
        .main-nav .nav-link:hover {
            background: var(--primary-soft);
            color: var(--primary);
        }
        .main-nav .nav-link.active {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
        }
        .header-cta {
            padding: 10px 26px;
            background: var(--accent);
            color: var(--primary-dark);
            border-radius: 999px;
            font-weight: 700;
            font-size: .9rem;
            transition: var(--transition);
            box-shadow: 0 4px 12px rgba(240, 165, 48, .3);
            flex-shrink: 0;
        }
        .header-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(240, 165, 48, .4);
            color: var(--primary-dark);
        }

        /* Hero */
        .hero {
            position: relative;
            min-height: 620px;
            display: flex;
            align-items: center;
            background-image: linear-gradient(rgba(8, 51, 83, .78), rgba(8, 51, 83, .78)), url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            color: #fff;
            overflow: hidden;
        }
        .hero-content {
            max-width: 760px;
            padding: 100px 0;
            position: relative;
            z-index: 2;
        }
        .hero-tag {
            display: inline-block;
            padding: 6px 18px;
            background: rgba(255, 255, 255, .15);
            border: 1px solid rgba(255, 255, 255, .25);
            border-radius: 999px;
            font-size: .85rem;
            font-weight: 600;
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-bottom: 24px;
            backdrop-filter: blur(4px);
        }
        .hero-title {
            font-size: clamp(2.2rem, 5.6vw, 3.8rem);
            font-weight: 900;
            line-height: 1.2;
            margin-bottom: 20px;
            letter-spacing: 1px;
        }
        .hero-subtitle {
            font-size: clamp(1rem, 2vw, 1.2rem);
            line-height: 1.8;
            color: rgba(255, 255, 255, .88);
            margin-bottom: 36px;
            max-width: 600px;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 56px;
        }
        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 36px;
        }
        .stat-item {
            border-left: 3px solid var(--accent);
            padding-left: 16px;
        }
        .stat-item strong {
            display: block;
            font-size: 1.9rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
        }
        .stat-item span {
            font-size: .85rem;
            color: rgba(255, 255, 255, .7);
        }

        /* Status bar */
        .status-bar {
            background: var(--accent);
            color: var(--primary-dark);
            padding: 12px 0;
            font-weight: 600;
            font-size: .95rem;
            overflow: hidden;
            white-space: nowrap;
        }
        .status-bar-inner {
            display: flex;
            align-items: center;
            gap: 12px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .status-icon {
            background: rgba(255, 255, 255, .4);
            border-radius: 50%;
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: .8rem;
            flex-shrink: 0;
        }
        .status-text {
            overflow: hidden;
            text-overflow: ellipsis;
        }

        /* Stats cards */
        .stats-section {
            padding: 80px 0;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 36px 28px;
            text-align: center;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .stat-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
            border-color: transparent;
        }
        .stat-card .num {
            font-size: 2.6rem;
            font-weight: 900;
            background: var(--gradient-primary);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            line-height: 1.2;
        }
        .stat-card .label {
            font-size: .9rem;
            color: var(--text-muted);
            margin-top: 8px;
            font-weight: 500;
        }

        /* Feature cards */
        .features-section {
            background: var(--white);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .feat-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
        }
        .feat-card {
            background: var(--bg);
            border-radius: var(--radius-lg);
            padding: 40px 32px;
            text-align: center;
            border: 1px solid transparent;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .feat-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--gradient-primary);
            opacity: 0;
            transition: var(--transition);
        }
        .feat-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-md);
            border-color: var(--border);
        }
        .feat-card:hover::before {
            opacity: 1;
        }
        .feat-icon {
            width: 80px;
            height: 80px;
            margin: 0 auto 24px;
            background: var(--primary-soft);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            color: var(--primary);
            transition: var(--transition);
        }
        .feat-card:hover .feat-icon {
            background: var(--primary);
            color: #fff;
            transform: scale(1.06);
        }
        .feat-card h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .feat-card p {
            color: var(--text-muted);
            font-size: .95rem;
            line-height: 1.7;
        }

        /* News / CMS list */
        .latest-section {
            background: var(--bg);
        }
        .news-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 32px;
        }
        .news-card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 32px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .news-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
            border-color: rgba(10, 92, 138, .2);
        }
        .news-card-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 4px;
        }
        .news-cat {
            background: var(--primary-soft);
            color: var(--primary);
            font-size: .75rem;
            font-weight: 700;
            padding: 4px 14px;
            border-radius: 999px;
            letter-spacing: .5px;
        }
        .news-date {
            color: var(--text-muted);
            font-size: .8rem;
        }
        .news-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: 4px;
        }
        .news-card p {
            color: var(--text-muted);
            font-size: .9rem;
            line-height: 1.65;
            flex: 1;
        }
        .news-link {
            color: var(--primary);
            font-weight: 600;
            font-size: .9rem;
            margin-top: auto;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .news-link:hover {
            gap: 10px;
        }
        .empty-tip {
            grid-column: 1 / -1;
            text-align: center;
            padding: 60px 20px;
            background: var(--white);
            border-radius: var(--radius-md);
            border: 1px dashed var(--border);
            color: var(--text-muted);
            font-size: 1rem;
        }

        /* Steps */
        .steps-section {
            background: var(--primary-dark);
            background-image: linear-gradient(rgba(8, 51, 83, .94), rgba(8, 51, 83, .94)), url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            color: #fff;
        }
        .steps-section .section-head h2 {
            color: #fff;
        }
        .steps-section .section-head p {
            color: rgba(255, 255, 255, .7);
        }
        .steps-section .section-tag {
            background: rgba(255, 255, 255, .15);
            color: #fff;
        }
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
        }
        .step-item {
            text-align: center;
            padding: 36px 24px;
            background: rgba(255, 255, 255, .06);
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, .1);
            backdrop-filter: blur(4px);
            transition: var(--transition);
        }
        .step-item:hover {
            background: rgba(255, 255, 255, .12);
            transform: translateY(-6px);
        }
        .step-num {
            width: 56px;
            height: 56px;
            margin: 0 auto 20px;
            background: var(--gradient-accent);
            color: var(--primary-dark);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            font-weight: 800;
            box-shadow: 0 8px 20px rgba(240, 165, 48, .3);
        }
        .step-item h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .step-item p {
            color: rgba(255, 255, 255, .7);
            font-size: .88rem;
            line-height: 1.6;
        }

        /* Guide section */
        .guide-section {
            background: var(--white);
        }
        .guide-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }
        .guide-media img {
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-lg);
            width: 100%;
            height: 380px;
            object-fit: cover;
        }
        .guide-content h2 {
            font-size: 2rem;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 16px;
        }
        .guide-content p {
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 24px;
        }
        .guide-list {
            margin-bottom: 32px;
        }
        .guide-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            margin-bottom: 14px;
            color: var(--text-dark);
            font-size: .95rem;
        }
        .guide-list li i {
            color: var(--accent);
            margin-top: 4px;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .guide-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
        }

        /* Quote section */
        .quote-section {
            background: var(--primary-soft);
        }
        .quote-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
        }
        .quote-card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 36px 32px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .quote-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .quote-card .quote-icon {
            color: var(--accent);
            font-size: 2rem;
            margin-bottom: 16px;
        }
        .quote-card blockquote {
            font-size: .95rem;
            color: var(--text-dark);
            line-height: 1.8;
            margin-bottom: 20px;
            border: none;
            padding: 0;
        }
        .quote-card .quote-author {
            font-size: .88rem;
            font-weight: 600;
            color: var(--primary);
        }

        /* FAQ */
        .faq-section {
            background: var(--bg);
        }
        .faq-grid {
            max-width: 860px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .faq-item {
            background: var(--white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item.active {
            box-shadow: var(--shadow-md);
            border-color: rgba(10, 92, 138, .25);
        }
        .faq-question {
            width: 100%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 22px 28px;
            font-size: 1.02rem;
            font-weight: 600;
            color: var(--text-dark);
            cursor: pointer;
            gap: 16px;
            text-align: left;
        }
        .faq-question .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--primary-soft);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: .8rem;
            flex-shrink: 0;
            transition: var(--transition);
        }
        .faq-item.active .faq-icon {
            background: var(--primary);
            color: #fff;
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .3s ease;
        }
        .faq-answer-content {
            padding: 0 28px 24px;
            color: var(--text-muted);
            line-height: 1.8;
            font-size: .95rem;
        }

        /* CTA */
        .cta-section {
            background: var(--gradient-primary);
            background-image: linear-gradient(135deg, rgba(8, 51, 83, .92), rgba(14, 140, 172, .92)), url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            padding: 80px 0;
            color: #fff;
            text-align: center;
        }
        .cta-content {
            max-width: 720px;
            margin: 0 auto;
        }
        .cta-content h2 {
            font-size: clamp(1.8rem, 3.5vw, 2.6rem);
            font-weight: 800;
            margin-bottom: 16px;
        }
        .cta-content p {
            color: rgba(255, 255, 255, .85);
            font-size: 1.05rem;
            margin-bottom: 32px;
            line-height: 1.8;
        }
        .cta-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
        }

        /* Footer */
        .site-footer {
            background: #0c232f;
            color: rgba(255, 255, 255, .7);
            padding: 60px 0 20px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 40px;
        }
        .footer-brand .site-logo {
            color: #fff;
            margin-bottom: 14px;
        }
        .footer-brand p {
            font-size: .9rem;
            line-height: 1.8;
            max-width: 360px;
        }
        .footer-title {
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            margin-bottom: 18px;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            font-size: .9rem;
            transition: var(--transition);
            color: rgba(255, 255, 255, .7);
        }
        .footer-links a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding-top: 24px;
            text-align: center;
            font-size: .85rem;
            color: rgba(255, 255, 255, .5);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, .5);
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }

        /* Mobile tabbar */
        .mobile-tabbar {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: rgba(255, 255, 255, .96);
            backdrop-filter: blur(12px);
            border-top: 1px solid var(--border);
            z-index: 999;
            padding: 8px 0;
            box-shadow: 0 -4px 20px rgba(0, 0, 0, .05);
        }
        .tabbar-inner {
            display: flex;
            justify-content: space-around;
            align-items: center;
        }
        .tab-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 4px;
            padding: 6px 16px;
            border-radius: 12px;
            color: var(--text-muted);
            font-size: .72rem;
            transition: var(--transition);
        }
        .tab-item i {
            font-size: 1.3rem;
        }
        .tab-item:hover {
            color: var(--primary);
        }
        .tab-item.active {
            color: var(--primary);
            background: var(--primary-soft);
            font-weight: 600;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .feat-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .guide-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .guide-media img {
                height: 300px;
            }
            .quote-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .section {
                padding: 64px 0;
            }
            .main-nav,
            .header-cta {
                display: none;
            }
            .site-header {
                height: 64px;
            }
            .hero {
                min-height: 520px;
            }
            .hero-content {
                padding: 60px 0;
            }
            .hero-stats {
                gap: 20px;
            }
            .stat-item strong {
                font-size: 1.4rem;
            }
            .news-grid {
                grid-template-columns: 1fr;
            }
            .steps-grid {
                grid-template-columns: 1fr;
            }
            .quote-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .mobile-tabbar {
                display: block;
            }
            body {
                padding-bottom: 68px;
            }
            .status-bar-inner {
                padding: 0 16px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .feat-grid {
                grid-template-columns: 1fr;
            }
            .hero-title {
                font-size: 2rem;
            }
            .hero-actions {
                flex-direction: column;
            }
            .hero-actions .btn {
                width: 100%;
                text-align: center;
            }
            .section-head h2 {
                font-size: 1.5rem;
            }
            .guide-actions {
                flex-direction: column;
            }
            .guide-actions .btn {
                width: 100%;
                text-align: center;
            }
            .news-card {
                padding: 24px;
            }
            .cta-buttons {
                flex-direction: column;
            }
            .cta-buttons .btn {
                width: 100%;
                text-align: center;
            }
            .footer-bottom {
                padding-bottom: 12px;
            }
        }

/* roulang page: category1 */
/* ========== 设计变量 ========== */
        :root {
            --primary: #d92027;
            --primary-dark: #b0181e;
            --accent: #f5c518;
            --dark: #1f1f2e;
            --dark-2: #2a2a3d;
            --text: #252530;
            --text-light: #5a5a6a;
            --bg: #f7f7fa;
            --bg-alt: #ffffff;
            --border: #e8e8ef;
            --radius: 14px;
            --radius-sm: 8px;
            --shadow: 0 4px 24px rgba(31, 31, 46, 0.08);
            --shadow-lg: 0 12px 40px rgba(31, 31, 46, 0.14);
            --transition: all 0.3s ease;
        }

        /* ========== 基础 reset ========== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
        }

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

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

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

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

        p {
            margin: 0;
        }

        h1, h2, h3, h4, h5, h6 {
            margin: 0;
            line-height: 1.4;
            font-weight: 700;
        }

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

        /* ========== 顶部导航 ========== */
        .site-header {
            background: #fff;
            position: sticky;
            top: 0;
            z-index: 100;
            border-bottom: 1px solid var(--border);
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
        }

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

        .site-logo {
            font-size: 26px;
            font-weight: 800;
            color: var(--dark);
            letter-spacing: 1px;
            line-height: 1.2;
        }

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

        .main-nav {
            display: flex;
            gap: 36px;
            align-items: center;
        }

        .nav-link {
            font-size: 16px;
            color: var(--text-light);
            font-weight: 500;
            padding: 8px 4px;
            border-bottom: 2px solid transparent;
            transition: var(--transition);
        }

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

        .nav-link.active {
            color: var(--primary);
            border-bottom-color: var(--primary);
            font-weight: 600;
        }

        .header-cta {
            background: var(--primary);
            color: #fff;
            padding: 10px 22px;
            border-radius: 50px;
            font-size: 14px;
            font-weight: 600;
            transition: var(--transition);
            box-shadow: 0 4px 14px rgba(217, 32, 39, 0.3);
        }

        .header-cta:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(217, 32, 39, 0.4);
            color: #fff;
        }

        /* ========== 移动端底部 Tab ========== */
        .mobile-tabbar {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: #fff;
            border-top: 1px solid var(--border);
            z-index: 100;
            box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.06);
        }

        .mobile-tabbar-inner {
            display: flex;
            align-items: center;
            justify-content: space-around;
            height: 60px;
            padding-bottom: env(safe-area-inset-bottom);
        }

        .mobile-tab {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 2px;
            font-size: 12px;
            color: var(--text-light);
            transition: var(--transition);
            padding: 4px 18px;
            border-radius: 12px;
        }

        .mobile-tab i {
            font-size: 20px;
        }

        .mobile-tab:hover {
            color: var(--primary);
        }

        .mobile-tab.active {
            color: var(--primary);
        }

        .mobile-tab.active i {
            transform: scale(1.05);
        }

        /* ========== 实时状态条 ========== */
        .ticker-bar {
            background: var(--dark);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            padding: 10px 0;
            overflow: hidden;
        }

        .ticker-inner {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .ticker-label {
            flex-shrink: 0;
            background: var(--accent);
            color: var(--dark);
            font-size: 12px;
            font-weight: 700;
            padding: 4px 14px;
            border-radius: 50px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .ticker-text {
            color: rgba(255, 255, 255, 0.85);
            font-size: 14px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        /* ========== Hero ========== */
        .hero {
            position: relative;
            min-height: 480px;
            display: flex;
            align-items: center;
            background-size: cover;
            background-position: center;
            background-color: var(--dark);
            color: #fff;
            overflow: hidden;
        }

        .hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(31, 31, 46, 0.92) 0%, rgba(31, 31, 46, 0.55) 100%);
        }

        .hero .container {
            position: relative;
            z-index: 2;
            padding-top: 60px;
            padding-bottom: 60px;
        }

        .hero-badge {
            display: inline-block;
            background: var(--accent);
            color: var(--dark);
            padding: 6px 18px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 1px;
            margin-bottom: 20px;
        }

        .hero h1 {
            font-size: 44px;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 20px;
            max-width: 700px;
        }

        .hero-desc {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.9);
            max-width: 640px;
            margin-bottom: 32px;
            line-height: 1.8;
        }

        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* ========== 按钮 ========== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            border-radius: 50px;
            padding: 14px 32px;
            font-size: 16px;
            font-weight: 600;
            transition: var(--transition);
            border: 2px solid transparent;
            cursor: pointer;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 6px 20px rgba(217, 32, 39, 0.4);
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(217, 32, 39, 0.45);
            color: #fff;
        }

        .btn-outline {
            background: transparent;
            border-color: rgba(255, 255, 255, 0.6);
            color: #fff;
        }

        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            transform: translateY(-2px);
            color: #fff;
        }

        .btn-light {
            background: #fff;
            color: var(--primary);
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
        }

        .btn-light:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
            color: var(--primary);
        }

        .btn-white-outline {
            background: transparent;
            border-color: rgba(255, 255, 255, 0.7);
            color: #fff;
        }

        .btn-white-outline:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: #fff;
            color: #fff;
            transform: translateY(-2px);
        }

        /* ========== 通用板块 ========== */
        .section {
            padding: 80px 0;
        }

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

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

        .section-tag {
            display: inline-block;
            background: rgba(217, 32, 39, 0.08);
            color: var(--primary);
            font-size: 13px;
            font-weight: 700;
            padding: 6px 18px;
            border-radius: 50px;
            margin-bottom: 14px;
        }

        .section-header h2 {
            font-size: 32px;
            font-weight: 800;
            color: var(--dark);
            margin-bottom: 14px;
        }

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

        /* ========== 核心服务卡片 ========== */
        .service-grid .cell {
            margin-bottom: 24px;
        }

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

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

        .service-card-media {
            height: 180px;
            overflow: hidden;
            position: relative;
        }

        .service-card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .service-card:hover .service-card-media img {
            transform: scale(1.06);
        }

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

        .service-card-icon {
            width: 46px;
            height: 46px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(217, 32, 39, 0.1);
            color: var(--primary);
            font-size: 20px;
            margin-bottom: 16px;
        }

        .service-card h3 {
            font-size: 19px;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--dark);
        }

        .service-card p {
            color: var(--text-light);
            font-size: 15px;
            line-height: 1.7;
            flex: 1;
        }

        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-top: 18px;
            color: var(--primary);
            font-size: 14px;
            font-weight: 600;
            transition: var(--transition);
        }

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

        /* ========== 数据 + 最新动态 ========== */
        .stats-section {
            background: var(--dark);
            color: #fff;
            padding: 70px 0;
            position: relative;
            overflow: hidden;
        }

        .stats-section::before {
            content: "";
            position: absolute;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: rgba(217, 32, 39, 0.18);
            top: -120px;
            right: -100px;
        }

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

        .stats-stack {
            padding: 20px 0;
        }

        .stats-header {
            margin-bottom: 32px;
        }

        .stats-header .section-tag-light {
            background: rgba(255, 255, 255, 0.12);
            color: var(--accent);
        }

        .stats-header h2 {
            color: #fff;
            font-size: 28px;
            margin-bottom: 12px;
        }

        .stats-header p {
            color: rgba(255, 255, 255, 0.6);
            font-size: 15px;
        }

        .stats-row {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
        }

        .stat-item {
            text-align: center;
            padding: 22px 16px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius);
            flex: 1;
            min-width: 100px;
        }

        .stat-number {
            font-size: 38px;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.2;
        }

        .stat-label {
            color: rgba(255, 255, 255, 0.7);
            font-size: 13px;
            margin-top: 6px;
        }

        .latest-panel {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius);
            padding: 28px;
            min-height: 100%;
        }

        .latest-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 10px;
        }

        .latest-header h3 {
            color: #fff;
            font-size: 20px;
        }

        .latest-header h3 i {
            color: var(--accent);
            margin-right: 8px;
        }

        .latest-more {
            color: var(--accent);
            font-size: 14px;
            font-weight: 600;
        }

        .latest-more:hover {
            opacity: 0.8;
        }

        .latest-list li {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 15px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .latest-list li:last-child {
            border-bottom: none;
            padding-bottom: 4px;
        }

        .latest-date {
            flex-shrink: 0;
            background: rgba(245, 197, 24, 0.15);
            color: var(--accent);
            font-size: 12px;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 50px;
            margin-top: 2px;
        }

        .latest-list p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 15px;
            line-height: 1.6;
        }

        /* ========== 流程 ========== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .step-item {
            background: #fff;
            padding: 32px 24px;
            border-radius: var(--radius);
            text-align: center;
            box-shadow: var(--shadow);
            position: relative;
            transition: var(--transition);
            border: 1px solid var(--border);
        }

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

        .step-number {
            width: 56px;
            height: 56px;
            margin: 0 auto 18px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            font-size: 20px;
            font-weight: 800;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 6px 16px rgba(217, 32, 39, 0.3);
        }

        .step-item h3 {
            font-size: 18px;
            margin-bottom: 10px;
            color: var(--dark);
        }

        .step-item p {
            color: var(--text-light);
            font-size: 14px;
            line-height: 1.6;
        }

        /* ========== 服务优势 ========== */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .feature-item {
            padding: 30px 24px;
            background: #fff;
            border-radius: var(--radius);
            border-top: 3px solid var(--primary);
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

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

        .feature-item i {
            font-size: 30px;
            color: var(--primary);
            margin-bottom: 16px;
        }

        .feature-item h3 {
            font-size: 17px;
            margin-bottom: 8px;
            color: var(--dark);
        }

        .feature-item p {
            color: var(--text-light);
            font-size: 14px;
            line-height: 1.6;
        }

        /* ========== 适用场景 ========== */
        .scene-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .scene-card {
            border-radius: var(--radius);
            overflow: hidden;
            background: #fff;
            box-shadow: var(--shadow);
            transition: var(--transition);
            border: 1px solid var(--border);
        }

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

        .scene-card-media {
            height: 150px;
            overflow: hidden;
        }

        .scene-card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

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

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

        .scene-card h3 {
            font-size: 18px;
            margin-bottom: 10px;
            color: var(--dark);
        }

        .scene-card p {
            color: var(--text-light);
            font-size: 14px;
            line-height: 1.7;
        }

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

        .faq-item {
            background: #fff;
            border-radius: var(--radius);
            margin-bottom: 16px;
            box-shadow: var(--shadow);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: var(--transition);
        }

        .faq-item.active {
            border-color: rgba(217, 32, 39, 0.3);
            box-shadow: var(--shadow-lg);
        }

        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 24px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--dark);
            transition: var(--transition);
        }

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

        .faq-question i {
            color: var(--primary);
            transition: var(--transition);
            flex-shrink: 0;
            margin-left: 16px;
        }

        .faq-item.active .faq-question i {
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 24px;
            color: var(--text-light);
            font-size: 15px;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: #fff;
            text-align: center;
            padding: 70px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::after {
            content: "";
            position: absolute;
            inset: 0;
            background: radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.18) 0%, transparent 50%);
        }

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

        .cta-section h2 {
            font-size: 32px;
            font-weight: 800;
            margin-bottom: 14px;
        }

        .cta-section p {
            font-size: 16px;
            opacity: 0.92;
            max-width: 600px;
            margin: 0 auto 28px;
        }

        .cta-inner .btn {
            margin: 0 6px 10px;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.72);
            padding: 64px 0 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 40px;
        }

        .footer-brand .site-logo {
            color: #fff;
            font-size: 24px;
        }

        .footer-brand p {
            margin-top: 16px;
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            line-height: 1.8;
            max-width: 360px;
        }

        .footer-title {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
        }

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

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

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 24px;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
            transition: var(--transition);
        }

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

        /* ========== 响应式 ========== */
        @media (max-width: 900px) {
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }

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

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

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

        @media (max-width: 768px) {
            .main-nav {
                display: none;
            }

            .header-cta {
                display: none;
            }

            .mobile-tabbar {
                display: block;
            }

            body {
                padding-bottom: 70px;
            }

            .header-inner {
                height: 60px;
            }

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

            .hero {
                min-height: 400px;
            }

            .hero h1 {
                font-size: 30px;
            }

            .hero-desc {
                font-size: 16px;
            }

            .section {
                padding: 56px 0;
            }

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

            .stats-section {
                padding: 56px 0;
            }

            .stats-stack {
                padding: 0 0 20px;
            }

            .latest-panel {
                margin-top: 20px;
            }

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

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }

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

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

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

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

            .footer-brand p {
                max-width: 100%;
            }

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

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

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

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

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

            .ticker-text {
                white-space: nowrap;
                overflow: hidden;
                text-overflow: ellipsis;
                max-width: 70%;
            }
        }

/* roulang page: article */
:root {
            --primary: #b78a3f;
            --primary-dark: #966b2d;
            --primary-light: #ecd9b3;
            --primary-glow: rgba(183,138,63,.14);
            --deep: #14213d;
            --deep-light: #1d2e53;
            --bg: #f7f5f1;
            --card: #ffffff;
            --text: #2b2b2b;
            --text-weak: #89837a;
            --border: #ece6dc;
            --radius: 16px;
            --radius-sm: 10px;
            --shadow-sm: 0 2px 12px rgba(20,33,61,.05);
            --shadow: 0 10px 32px rgba(20,33,61,.08);
            --shadow-lg: 0 24px 60px rgba(20,33,61,.12);
            --transition: .3s cubic-bezier(.4,0,.2,1);
            --container-w: 1200px;
            --header-h: 72px;
        }
        *, *::before, *::after { box-sizing: border-box; }
        html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
        body {
            margin: 0;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }
        img { max-width: 100%; height: auto; display: block; }
        a { color: inherit; text-decoration: none; transition: color var(--transition); }
        ul, ol { margin: 0; padding: 0; list-style: none; }
        .container {
            width: 100%;
            max-width: var(--container-w);
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 900;
            background: rgba(255,255,255,.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
            height: var(--header-h);
            display: flex;
            align-items: center;
            box-shadow: 0 2px 20px rgba(0,0,0,.03);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            width: 100%;
        }
        .site-logo {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--deep);
            letter-spacing: .5px;
            display: inline-flex;
            align-items: center;
        }
        .logo-highlight { color: var(--primary); margin-left: 2px; }
        .main-nav { display: flex; align-items: center; gap: 8px; margin-left: auto; }
        .nav-link {
            padding: 8px 18px;
            border-radius: 999px;
            font-size: .95rem;
            font-weight: 500;
            color: var(--text-weak);
            transition: all var(--transition);
        }
        .nav-link:hover { color: var(--primary); background: var(--primary-glow); }
        .nav-link.active { color: var(--primary); background: var(--primary-glow); font-weight: 600; }
        .header-cta {
            padding: 10px 22px;
            border-radius: 999px;
            background: var(--primary);
            color: #fff;
            font-size: .9rem;
            font-weight: 600;
            transition: all var(--transition);
            box-shadow: 0 4px 16px rgba(183,138,63,.3);
            white-space: nowrap;
        }
        .header-cta:hover { background: var(--primary-dark); transform: translateY(-1px); box-shadow: 0 6px 20px rgba(183,138,63,.4); color: #fff; }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: 999px;
            font-size: .95rem;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            justify-content: center;
        }
        .btn-primary { background: var(--primary); color: #fff; box-shadow: 0 6px 20px rgba(183,138,63,.32); }
        .btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 10px 28px rgba(183,138,63,.42); color: #fff; }
        .btn-light { background: #fff; color: var(--deep); box-shadow: 0 6px 20px rgba(0,0,0,.12); }
        .btn-light:hover { transform: translateY(-2px); box-shadow: 0 10px 28px rgba(0,0,0,.18); color: var(--primary); }
        .btn-outline-light { background: transparent; color: #fff; border: 1.5px solid rgba(255,255,255,.7); }
        .btn-outline-light:hover { background: rgba(255,255,255,.12); transform: translateY(-2px); color: #fff; }
        .article-hero {
            position: relative;
            padding: 90px 0 80px;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-attachment: fixed;
            color: #fff;
            overflow: hidden;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(20,33,61,.88) 0%, rgba(20,33,61,.7) 45%, rgba(183,138,63,.35) 100%);
        }
        .article-hero-content { position: relative; z-index: 2; max-width: 880px; margin: 0 auto; text-align: center; }
        .breadcrumb { display: flex; align-items: center; justify-content: center; gap: 8px; font-size: .85rem; color: rgba(255,255,255,.75); margin-bottom: 28px; }
        .breadcrumb a { color: rgba(255,255,255,.85); }
        .breadcrumb a:hover { color: #fff; }
        .breadcrumb-sep { opacity: .5; }
        .breadcrumb-current { color: var(--primary-light); }
        .article-category {
            display: inline-block;
            padding: 6px 18px;
            border-radius: 999px;
            background: rgba(255,255,255,.14);
            border: 1px solid rgba(255,255,255,.32);
            backdrop-filter: blur(8px);
            font-size: .85rem;
            letter-spacing: 1px;
            margin-bottom: 18px;
        }
        .article-title {
            font-size: clamp(1.8rem, 4vw, 2.7rem);
            font-weight: 800;
            line-height: 1.25;
            margin: 0 0 20px;
            text-shadow: 0 2px 20px rgba(0,0,0,.18);
        }
        .article-meta { display: flex; align-items: center; justify-content: center; gap: 22px; font-size: .9rem; color: rgba(255,255,255,.82); }
        .article-meta i { margin-right: 6px; color: var(--primary-light); }
        .article-body-section { padding: 56px 0 72px; background: var(--bg); }
        .article-content-wrap {
            max-width: 860px;
            margin: 0 auto;
            background: var(--card);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 52px 56px;
        }
        .article-content { font-size: 1.03rem; line-height: 1.9; color: var(--text); }
        .article-content p { margin-bottom: 1.5em; }
        .article-content h2 { font-size: 1.5rem; font-weight: 700; color: var(--deep); margin: 2em 0 .8em; padding-bottom: .35em; border-bottom: 2px solid var(--primary-light); }
        .article-content h3 { font-size: 1.2rem; font-weight: 700; color: var(--deep); margin: 1.8em 0 .6em; }
        .article-content ul, .article-content ol { margin: 0 0 1.5em 1.4em; padding-left: .5rem; }
        .article-content li { margin-bottom: .55em; }
        .article-content blockquote { margin: 1.8em 0; padding: 1.2em 1.5em; border-left: 4px solid var(--primary); background: var(--primary-glow); border-radius: 0 10px 10px 0; color: var(--deep); }
        .article-content img { border-radius: 12px; margin: 1.5em 0; }
        .article-content a { color: var(--primary); text-decoration: underline; }
        .article-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 36px; padding-top: 24px; border-top: 1px solid var(--border); }
        .tag { display: inline-block; padding: 5px 15px; border-radius: 999px; background: var(--bg); border: 1px solid var(--border); font-size: .8rem; color: var(--text-weak); }
        .article-not-found { text-align: center; padding: 60px 20px; }
        .article-not-found i { font-size: 56px; color: var(--primary); opacity: .6; margin-bottom: 20px; }
        .article-not-found h2 { font-size: 1.6rem; color: var(--deep); margin-bottom: 12px; }
        .article-not-found p { color: var(--text-weak); margin-bottom: 28px; }
        .info-cards-section { padding: 72px 0; background: linear-gradient(180deg, var(--bg) 0%, #fff 100%); }
        .section-head { text-align: center; margin-bottom: 48px; }
        .section-head h2 { font-size: 2rem; font-weight: 800; color: var(--deep); margin-bottom: 10px; letter-spacing: .5px; }
        .section-head p { font-size: 1rem; color: var(--text-weak); max-width: 560px; margin: 0 auto; }
        .info-cards-grid { margin-left: -12px; margin-right: -12px; }
        .info-cards-grid > .cell { padding-left: 12px; padding-right: 12px; margin-bottom: 24px; }
        .info-card {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 30px 24px;
            height: 100%;
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }
        .info-card::before { content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 4px; background: linear-gradient(90deg, var(--primary), var(--primary-light)); opacity: 0; transition: opacity var(--transition); }
        .info-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: transparent; }
        .info-card:hover::before { opacity: 1; }
        .info-card i { font-size: 1.8rem; color: var(--primary); background: var(--primary-glow); width: 58px; height: 58px; display: inline-flex; align-items: center; justify-content: center; border-radius: 14px; margin-bottom: 20px; }
        .info-card h3 { font-size: 1.08rem; font-weight: 700; color: var(--deep); margin-bottom: 10px; }
        .info-card p { font-size: .92rem; line-height: 1.7; color: var(--text-weak); margin: 0; }
        .related-section { padding: 72px 0; background: var(--bg); }
        .related-grid { margin-left: -12px; margin-right: -12px; }
        .related-grid > .cell { padding-left: 12px; padding-right: 12px; margin-bottom: 24px; }
        .related-card { background: var(--card); border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); display: block; height: 100%; transition: all var(--transition); }
        .related-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: transparent; }
        .related-img { aspect-ratio: 16 / 10; overflow: hidden; position: relative; }
        .related-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
        .related-card:hover .related-img img { transform: scale(1.05); }
        .related-body { padding: 22px 22px 26px; }
        .badge { display: inline-block; padding: 4px 13px; border-radius: 999px; background: var(--primary-glow); color: var(--primary-dark); font-size: .78rem; font-weight: 600; margin-bottom: 12px; }
        .related-body h3 { font-size: 1.08rem; font-weight: 700; color: var(--deep); margin-bottom: 8px; line-height: 1.45; }
        .related-body p { font-size: .9rem; color: var(--text-weak); line-height: 1.7; margin-bottom: 16px; }
        .related-link { font-size: .92rem; font-weight: 600; color: var(--primary); display: inline-flex; align-items: center; gap: 6px; }
        .related-link i { transition: transform var(--transition); }
        .related-card:hover .related-link i { transform: translateX(4px); }
        .faq-section { padding: 72px 0; background: #fff; }
        .faq-list { margin-left: -12px; margin-right: -12px; }
        .faq-list > .cell { padding-left: 12px; padding-right: 12px; margin-bottom: 20px; }
        .faq-item { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; transition: box-shadow var(--transition); }
        .faq-item.active { box-shadow: var(--shadow); border-color: transparent; }
        .faq-question { display: flex; align-items: center; justify-content: space-between; padding: 18px 22px; cursor: pointer; font-size: .98rem; font-weight: 600; color: var(--deep); transition: background var(--transition); }
        .faq-question:hover { background: rgba(183,138,63,.06); }
        .faq-question i { color: var(--primary); transition: transform var(--transition); font-size: .85rem; flex-shrink: 0; margin-left: 12px; }
        .faq-item.active .faq-question i { transform: rotate(180deg); }
        .faq-answer { padding: 0 22px 20px; display: none; color: var(--text-weak); font-size: .92rem; line-height: 1.8; }
        .faq-answer p { margin: 0; }
        .cta-section { padding: 80px 0; background-image: url('/assets/images/backpic/back-3.png'); background-size: cover; background-position: center; background-attachment: fixed; position: relative; }
        .cta-section::before { content: ''; position: absolute; inset: 0; background: linear-gradient(120deg, rgba(20,33,61,.94), rgba(183,138,63,.6)); }
        .cta-box { position: relative; z-index: 2; text-align: center; max-width: 720px; margin: 0 auto; color: #fff; padding: 20px; }
        .cta-box h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 800; margin-bottom: 16px; }
        .cta-box p { font-size: 1.02rem; opacity: .9; margin-bottom: 32px; line-height: 1.8; }
        .cta-buttons { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }
        .site-footer { background: var(--deep); color: #9aa3b5; padding: 56px 0 0; }
        .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,.08); }
        .footer-brand .site-logo { color: #fff; font-size: 1.25rem; margin-bottom: 16px; display: inline-block; }
        .footer-brand p { font-size: .9rem; line-height: 1.8; color: #8e95a9; margin: 0; }
        .footer-title { font-size: 1rem; font-weight: 700; color: #fff; margin-bottom: 20px; }
        .footer-links li { margin-bottom: 12px; }
        .footer-links a { color: #8e95a9; font-size: .92rem; transition: color var(--transition); }
        .footer-links a:hover { color: var(--primary-light); }
        .footer-bottom { padding: 24px 0; text-align: center; font-size: .85rem; color: #6f7888; }
        .footer-bottom a { color: #8e95a9; }
        .footer-bottom a:hover { color: var(--primary-light); }
        .mobile-tab-bar {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: #fff;
            border-top: 1px solid var(--border);
            box-shadow: 0 -4px 24px rgba(0,0,0,.06);
            padding: 6px 10px calc(6px + env(safe-area-inset-bottom));
            justify-content: space-around;
        }
        .tab-item { display: flex; flex-direction: column; align-items: center; gap: 4px; padding: 8px 12px; border-radius: 12px; color: var(--text-weak); font-size: .72rem; font-weight: 500; transition: all var(--transition); min-width: 70px; }
        .tab-item i { font-size: 1.2rem; }
        .tab-item:hover, .tab-item.active { color: var(--primary); background: var(--primary-glow); }
        @media screen and (max-width: 1024px) {
            :root { --header-h: 64px; }
            .article-hero { padding: 72px 0 64px; }
            .article-content-wrap { padding: 42px 36px; }
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
        }
        @media screen and (max-width: 768px) {
            .site-header { height: var(--header-h); }
            .main-nav .nav-link { font-size: .88rem; padding: 7px 13px; }
            .header-cta { display: none; }
            .article-hero { padding: 56px 0 50px; background-attachment: scroll; }
            .article-content-wrap { padding: 30px 22px; border-radius: 12px; }
            .article-meta { gap: 14px; font-size: .82rem; }
            .info-cards-section, .related-section, .faq-section { padding: 56px 0; }
            .cta-section { padding: 56px 0; background-attachment: scroll; }
            .footer-grid { grid-template-columns: 1fr; gap: 32px; }
            .mobile-tab-bar { display: flex; }
            body { padding-bottom: 62px; }
            .main-nav { justify-content: flex-end; }
        }
        @media screen and (max-width: 520px) {
            .container { padding-left: 18px; padding-right: 18px; }
            .site-logo { font-size: 1.18rem; }
            .nav-link { padding: 6px 10px; font-size: .84rem; }
            .article-title { font-size: 1.55rem; }
            .section-head h2 { font-size: 1.5rem; }
            .cta-buttons .btn { width: 100%; }
            .article-content-wrap { padding: 26px 18px; }
            .footer-grid { gap: 28px; }
        }