/* roulang page: index */
:root {
            --primary: #1e3a5f;
            --primary-light: #2a5298;
            --primary-dark: #0f2440;
            --accent: #e8b830;
            --accent-light: #f0d060;
            --accent-dark: #c9a020;
            --bg-body: #f4f6fa;
            --bg-card: #ffffff;
            --bg-dark: #0f1a2e;
            --text-body: #1a2332;
            --text-light: #5a6a7e;
            --text-white: #f0f4ff;
            --border-light: #e2e8f0;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 16px 48px rgba(0, 0, 0, 0.12);
            --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
            background-color: var(--bg-body);
            color: var(--text-body);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .section-padding {
            padding: 80px 0;
        }
        .section-padding-sm {
            padding: 56px 0;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            letter-spacing: -0.02em;
            line-height: 1.2;
            margin-bottom: 12px;
            color: var(--primary);
        }
        .section-subtitle {
            font-size: 1.1rem;
            color: var(--text-light);
            max-width: 640px;
            margin: 0 auto 48px auto;
            text-align: center;
        }
        .text-accent {
            color: var(--accent-dark);
        }
        .bg-primary {
            background-color: var(--primary);
        }
        .bg-accent {
            background-color: var(--accent);
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            color: var(--primary-dark);
            font-weight: 600;
            padding: 14px 32px;
            border-radius: 50px;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 4px 16px rgba(232, 184, 48, 0.35);
            font-size: 1rem;
        }
        .btn-primary:hover {
            background: var(--accent-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(232, 184, 48, 0.45);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(232, 184, 48, 0.3);
        }
        .btn-primary:focus-visible {
            outline: 3px solid var(--accent-light);
            outline-offset: 2px;
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--text-white);
            font-weight: 600;
            padding: 14px 32px;
            border-radius: 50px;
            border: 2px solid rgba(255, 255, 255, 0.3);
            cursor: pointer;
            transition: var(--transition);
            font-size: 1rem;
        }
        .btn-secondary:hover {
            border-color: var(--accent);
            color: var(--accent);
            transform: translateY(-2px);
        }
        .btn-secondary:focus-visible {
            outline: 3px solid var(--accent-light);
            outline-offset: 2px;
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--primary);
            font-weight: 600;
            padding: 12px 28px;
            border-radius: 50px;
            border: 2px solid var(--primary);
            cursor: pointer;
            transition: var(--transition);
            font-size: 0.95rem;
        }
        .btn-outline:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(30, 58, 95, 0.25);
        }
        .badge {
            display: inline-block;
            background: rgba(30, 58, 95, 0.08);
            color: var(--primary-light);
            font-size: 0.8rem;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 50px;
            letter-spacing: 0.3px;
        }
        .badge-accent {
            background: rgba(232, 184, 48, 0.18);
            color: var(--accent-dark);
        }
        .card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            overflow: hidden;
            border: 1px solid rgba(0, 0, 0, 0.03);
        }
        .card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }
        .card-body {
            padding: 24px 22px 28px;
        }
        .card-title {
            font-size: 1.15rem;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--primary);
            line-height: 1.3;
        }
        .card-text {
            color: var(--text-light);
            font-size: 0.95rem;
            line-height: 1.6;
        }
        .stat-number {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--accent);
            letter-spacing: -0.02em;
            line-height: 1.1;
        }
        .stat-label {
            font-size: 1rem;
            color: var(--text-light);
            margin-top: 4px;
        }
        .faq-question {
            font-weight: 600;
            font-size: 1.05rem;
            color: var(--primary);
            cursor: pointer;
            padding: 18px 0;
            border-bottom: 1px solid var(--border-light);
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: var(--transition);
        }
        .faq-question:hover {
            color: var(--primary-light);
        }
        .faq-question .icon {
            font-size: 1.2rem;
            transition: var(--transition);
            color: var(--text-light);
        }
        .faq-answer {
            padding: 0 0 18px 0;
            color: var(--text-light);
            line-height: 1.7;
            border-bottom: 1px solid var(--border-light);
        }
        .footer-link {
            color: rgba(255, 255, 255, 0.7);
            transition: var(--transition);
            font-size: 0.9rem;
        }
        .footer-link:hover {
            color: var(--accent);
        }
        .footer-heading {
            color: #fff;
            font-weight: 600;
            font-size: 1.05rem;
            margin-bottom: 16px;
        }
        .hero-overlay {
            position: relative;
            background: linear-gradient(135deg, rgba(15, 26, 46, 0.88) 0%, rgba(30, 58, 95, 0.78) 100%);
        }
        .hero-overlay::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            opacity: 0.25;
            z-index: 0;
        }
        .hero-overlay>* {
            position: relative;
            z-index: 1;
        }
        .grid-auto {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 28px;
        }
        .flex-center {
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .text-balance {
            text-wrap: balance;
        }
        @media (max-width: 1024px) {
            .section-padding {
                padding: 64px 0;
            }
            .section-title {
                font-size: 1.75rem;
            }
            .stat-number {
                font-size: 2.2rem;
            }
        }
        @media (max-width: 768px) {
            .section-padding {
                padding: 48px 0;
            }
            .section-title {
                font-size: 1.5rem;
                text-align: center;
            }
            .section-subtitle {
                font-size: 1rem;
                margin-bottom: 32px;
                text-align: center;
            }
            .container {
                padding: 0 16px;
            }
            .grid-auto {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .stat-number {
                font-size: 1.8rem;
            }
            .btn-primary,
            .btn-secondary {
                padding: 12px 24px;
                font-size: 0.95rem;
            }
            .hero-title {
                font-size: 1.8rem !important;
            }
            .hero-sub {
                font-size: 1rem !important;
            }
            .navbar-desktop {
                display: none !important;
            }
            .navbar-mobile-toggle {
                display: flex !important;
            }
            .mobile-menu-open .navbar-mobile-menu {
                display: flex !important;
            }
        }
        @media (max-width: 520px) {
            .section-padding {
                padding: 36px 0;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .card-body {
                padding: 18px 16px 22px;
            }
            .card-title {
                font-size: 1rem;
            }
            .stat-number {
                font-size: 1.5rem;
            }
            .footer-grid {
                grid-template-columns: 1fr !important;
                text-align: center;
            }
            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .hero-actions .btn-primary,
            .hero-actions .btn-secondary {
                justify-content: center;
            }
        }
        .navbar-mobile-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.6rem;
            color: var(--text-white);
            cursor: pointer;
            padding: 4px;
        }
        .navbar-mobile-menu {
            display: none;
            flex-direction: column;
            background: var(--bg-dark);
            padding: 20px 24px;
            border-radius: 0 0 var(--radius-md) var(--radius-md);
            gap: 12px;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            z-index: 50;
            box-shadow: 0 20px 48px rgba(0, 0, 0, 0.3);
        }
        .navbar-mobile-menu a {
            color: rgba(255, 255, 255, 0.85);
            font-size: 1rem;
            padding: 10px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }
        .navbar-mobile-menu a:last-child {
            border-bottom: none;
        }
        .navbar-mobile-menu a:hover {
            color: var(--accent);
        }
        .mobile-menu-open .navbar-mobile-menu {
            display: flex !important;
        }
        .nav-card-item {
            padding: 8px 20px;
            border-radius: 50px;
            font-weight: 500;
            font-size: 0.95rem;
            transition: var(--transition);
            color: rgba(255, 255, 255, 0.8);
        }
        .nav-card-item:hover {
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
        }
        .nav-card-item.active {
            background: var(--accent);
            color: var(--primary-dark);
            font-weight: 600;
        }
        .nav-card-item.active:hover {
            background: var(--accent-light);
        }
        .cms-list-item {
            padding: 18px 0;
            border-bottom: 1px solid var(--border-light);
            display: flex;
            flex-wrap: wrap;
            align-items: flex-start;
            gap: 12px 20px;
            transition: var(--transition);
        }
        .cms-list-item:last-child {
            border-bottom: none;
        }
        .cms-list-item:hover {
            padding-left: 8px;
        }
        .cms-list-title {
            font-weight: 600;
            font-size: 1.05rem;
            color: var(--primary);
            flex: 1 1 60%;
            line-height: 1.4;
        }
        .cms-list-title:hover {
            color: var(--primary-light);
        }
        .cms-list-meta {
            font-size: 0.85rem;
            color: var(--text-light);
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .cms-list-cat {
            background: rgba(30, 58, 95, 0.08);
            padding: 2px 12px;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 500;
            color: var(--primary-light);
        }
        .cms-empty {
            text-align: center;
            padding: 40px 20px;
            color: var(--text-light);
            font-size: 1rem;
        }

/* roulang page: article */
:root {
            --primary: #0f1a2e;
            --primary-light: #1e3a5f;
            --primary-dark: #0a1220;
            --accent: #f0b90b;
            --accent-light: #fcd34d;
            --accent-dark: #c9950a;
            --surface: #1a2d46;
            --text-light: #e8edf5;
            --text-muted: #8b9bb5;
            --border-subtle: rgba(255, 255, 255, 0.08);
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.25);
            --radius: 0.75rem;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            background: var(--primary-dark);
            color: var(--text-light);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.25s ease;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }
        .section-padding {
            padding: 5rem 0;
        }
        .section-padding-sm {
            padding: 3rem 0;
        }
        .text-accent {
            color: var(--accent);
        }
        .bg-accent {
            background: var(--accent);
        }
        .bg-surface {
            background: var(--surface);
        }
        .border-subtle {
            border-color: var(--border-subtle);
        }
        .shadow-card {
            box-shadow: var(--shadow-card);
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
            color: var(--primary-dark);
            font-weight: 600;
            padding: 0.75rem 1.75rem;
            border-radius: 9999px;
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
            font-size: 0.95rem;
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(240, 185, 11, 0.35);
        }
        .btn-primary:active {
            transform: translateY(0);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            border: 1.5px solid var(--accent);
            color: var(--accent);
            font-weight: 600;
            padding: 0.7rem 1.7rem;
            border-radius: 9999px;
            background: transparent;
            cursor: pointer;
            transition: all 0.3s ease;
            font-size: 0.95rem;
        }
        .btn-outline:hover {
            background: var(--accent);
            color: var(--primary-dark);
            transform: translateY(-2px);
        }
        .nav-card-item {
            display: inline-flex;
            align-items: center;
            padding: 0.5rem 1.1rem;
            border-radius: 9999px;
            font-size: 0.9rem;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.75);
            transition: all 0.25s ease;
            background: transparent;
        }
        .nav-card-item:hover {
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }
        .nav-card-item.active {
            background: var(--accent);
            color: var(--primary-dark);
            font-weight: 600;
        }
        .navbar-mobile-toggle {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.5rem;
            cursor: pointer;
            padding: 0.25rem;
        }
        .navbar-mobile-menu {
            display: none;
            flex-direction: column;
            gap: 0.25rem;
            padding: 1rem 0 1.5rem 0;
        }
        .navbar-mobile-menu a {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            padding: 0.7rem 1rem;
            border-radius: 0.5rem;
            color: rgba(255, 255, 255, 0.8);
            font-size: 1rem;
            transition: all 0.2s ease;
        }
        .navbar-mobile-menu a:hover {
            background: rgba(255, 255, 255, 0.06);
            color: #fff;
        }
        .footer-heading {
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 1.25rem;
            letter-spacing: 0.5px;
        }
        .footer-link {
            color: var(--text-muted);
            font-size: 0.9rem;
            transition: color 0.25s ease;
            display: inline-flex;
            align-items: center;
        }
        .footer-link:hover {
            color: var(--accent);
        }
        .footer-grid a {
            color: var(--text-muted);
        }
        .footer-grid a:hover {
            color: var(--accent);
        }

        /* 文章内容样式 */
        .article-content h2 {
            font-size: 1.65rem;
            font-weight: 700;
            color: #fff;
            margin-top: 2.5rem;
            margin-bottom: 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--border-subtle);
        }
        .article-content h3 {
            font-size: 1.3rem;
            font-weight: 600;
            color: var(--accent-light);
            margin-top: 2rem;
            margin-bottom: 0.75rem;
        }
        .article-content p {
            margin-bottom: 1.25rem;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.85;
        }
        .article-content ul,
        .article-content ol {
            margin-bottom: 1.5rem;
            padding-left: 1.75rem;
            color: rgba(255, 255, 255, 0.85);
        }
        .article-content li {
            margin-bottom: 0.5rem;
            line-height: 1.7;
        }
        .article-content a {
            color: var(--accent);
            text-decoration: underline;
            text-underline-offset: 3px;
        }
        .article-content a:hover {
            color: var(--accent-light);
        }
        .article-content blockquote {
            border-left: 4px solid var(--accent);
            background: rgba(240, 185, 11, 0.08);
            padding: 1rem 1.5rem;
            margin: 1.5rem 0;
            border-radius: 0 0.5rem 0.5rem 0;
            color: rgba(255, 255, 255, 0.8);
            font-style: italic;
        }
        .article-content img {
            border-radius: 0.75rem;
            margin: 1.5rem auto;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        }
        .article-content strong {
            color: #fff;
            font-weight: 700;
        }
        .article-content code {
            background: rgba(255, 255, 255, 0.08);
            padding: 0.2rem 0.5rem;
            border-radius: 0.3rem;
            font-size: 0.9em;
            color: var(--accent-light);
        }

        .breadcrumb-item+ .breadcrumb-item::before {
            content: '/';
            padding: 0 0.5rem;
            color: var(--text-muted);
        }

        @media (max-width: 1024px) {
            .container {
                padding: 0 1.25rem;
            }
            .section-padding {
                padding: 4rem 0;
            }
            .section-padding-sm {
                padding: 2.5rem 0;
            }
        }
        @media (max-width: 768px) {
            .navbar-desktop {
                display: none !important;
            }
            .navbar-mobile-toggle {
                display: block;
            }
            .navbar-mobile-menu.open {
                display: flex;
            }
            .section-padding {
                padding: 3rem 0;
            }
            .article-content h2 {
                font-size: 1.35rem;
            }
            .article-content h3 {
                font-size: 1.1rem;
            }
            .container {
                padding: 0 1rem;
            }
        }
        @media (max-width: 520px) {
            .section-padding {
                padding: 2.5rem 0;
            }
            .article-content p {
                font-size: 0.95rem;
            }
        }

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #0f1a2e;
            --primary-light: #1e3a5f;
            --accent: #f5b342;
            --accent-hover: #e8a432;
            --accent-light: rgba(245, 179, 66, 0.12);
            --bg-dark: #0a1220;
            --bg-card: rgba(255, 255, 255, 0.04);
            --bg-card-hover: rgba(255, 255, 255, 0.08);
            --text-white: #f0f4f8;
            --text-muted: #8899b0;
            --border-subtle: rgba(255, 255, 255, 0.06);
            --border-card: rgba(255, 255, 255, 0.08);
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-full: 9999px;
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.25);
            --shadow-hover: 0 16px 48px rgba(0, 0, 0, 0.35);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        /* ===== 基础 Reset ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: 'Inter', system-ui, -apple-system, 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            background: var(--bg-dark);
            color: var(--text-white);
            line-height: 1.7;
            min-height: 100vh;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            transition: var(--transition);
        }
        ul,
        ol {
            list-style: none;
        }

        /* ===== 容器 ===== */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        @media (max-width: 640px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        /* ===== 板块间距 ===== */
        .section-padding {
            padding-top: 100px;
            padding-bottom: 100px;
        }
        .section-padding-sm {
            padding-top: 60px;
            padding-bottom: 60px;
        }
        @media (max-width: 768px) {
            .section-padding {
                padding-top: 60px;
                padding-bottom: 60px;
            }
            .section-padding-sm {
                padding-top: 40px;
                padding-bottom: 40px;
            }
        }

        /* ===== 导航 ===== */
        .navbar-desktop {
            gap: 2px;
        }
        .nav-card-item {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            border-radius: var(--radius-full);
            font-size: 0.9rem;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.75);
            background: transparent;
            transition: var(--transition);
            white-space: nowrap;
            letter-spacing: 0.3px;
        }
        .nav-card-item:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.08);
            transform: translateY(-1px);
        }
        .nav-card-item.active {
            color: var(--primary);
            background: var(--accent);
            font-weight: 600;
            box-shadow: 0 4px 16px rgba(245, 179, 66, 0.3);
        }
        .nav-card-item.active:hover {
            background: var(--accent-hover);
            box-shadow: 0 6px 24px rgba(245, 179, 66, 0.4);
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--accent);
            color: var(--primary);
            font-weight: 600;
            padding: 10px 26px;
            border-radius: var(--radius-full);
            font-size: 0.95rem;
            transition: var(--transition);
            cursor: pointer;
            border: none;
            box-shadow: 0 4px 20px rgba(245, 179, 66, 0.25);
        }
        .btn-primary:hover {
            background: var(--accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 32px rgba(245, 179, 66, 0.35);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 12px rgba(245, 179, 66, 0.2);
        }
        .btn-primary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: var(--text-white);
            font-weight: 600;
            padding: 10px 26px;
            border-radius: var(--radius-full);
            font-size: 0.95rem;
            border: 1.5px solid rgba(255, 255, 255, 0.2);
            transition: var(--transition);
            cursor: pointer;
        }
        .btn-outline:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: rgba(245, 179, 66, 0.06);
            transform: translateY(-2px);
        }
        .btn-outline:active {
            transform: translateY(0);
        }

        /* 移动端导航 */
        .navbar-mobile-toggle {
            display: none;
            background: none;
            color: #fff;
            font-size: 1.6rem;
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 8px;
            transition: var(--transition);
        }
        .navbar-mobile-toggle:hover {
            background: rgba(255, 255, 255, 0.08);
        }
        .navbar-mobile-toggle:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        .navbar-mobile-menu {
            display: none;
            flex-direction: column;
            gap: 4px;
            padding: 16px 0 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            margin-top: 8px;
        }
        .navbar-mobile-menu a {
            display: flex;
            align-items: center;
            padding: 12px 16px;
            border-radius: var(--radius-md);
            color: rgba(255, 255, 255, 0.8);
            font-weight: 500;
            font-size: 1rem;
            transition: var(--transition);
        }
        .navbar-mobile-menu a:hover {
            background: rgba(255, 255, 255, 0.06);
            color: #fff;
        }
        .navbar-mobile-menu a.active-mobile {
            background: var(--accent-light);
            color: var(--accent);
        }
        .navbar-mobile-menu.open {
            display: flex;
        }

        @media (max-width: 768px) {
            .navbar-desktop {
                display: none !important;
            }
            .navbar-mobile-toggle {
                display: block;
            }
        }

        /* ===== Hero ===== */
        .hero-wrap {
            position: relative;
            min-height: 560px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .hero-wrap::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 18, 32, 0.88) 0%, rgba(15, 26, 46, 0.75) 50%, rgba(30, 58, 95, 0.6) 100%);
            z-index: 1;
        }
        .hero-wrap .container {
            position: relative;
            z-index: 2;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(245, 179, 66, 0.12);
            color: var(--accent);
            padding: 6px 18px;
            border-radius: var(--radius-full);
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 0.5px;
            border: 1px solid rgba(245, 179, 66, 0.15);
            backdrop-filter: blur(4px);
        }
        .hero-title {
            font-size: clamp(2.2rem, 5.5vw, 4.2rem);
            font-weight: 800;
            line-height: 1.15;
            letter-spacing: -0.02em;
            color: #fff;
        }
        .hero-title .highlight {
            color: var(--accent);
        }
        .hero-sub {
            font-size: clamp(1rem, 2vw, 1.25rem);
            color: rgba(255, 255, 255, 0.7);
            max-width: 640px;
            line-height: 1.7;
        }
        @media (max-width: 640px) {
            .hero-wrap {
                min-height: 420px;
            }
            .hero-title {
                font-size: clamp(1.8rem, 8vw, 2.6rem);
            }
        }

        /* ===== 卡片通用 ===== */
        .card-base {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            transition: var(--transition);
            backdrop-filter: blur(6px);
        }
        .card-base:hover {
            background: var(--bg-card-hover);
            border-color: rgba(255, 255, 255, 0.12);
            transform: translateY(-4px);
            box-shadow: var(--shadow-card);
        }

        .card-icon {
            width: 52px;
            height: 52px;
            border-radius: 16px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            background: var(--accent-light);
            color: var(--accent);
            flex-shrink: 0;
        }

        .badge-accent {
            display: inline-block;
            background: var(--accent-light);
            color: var(--accent);
            padding: 2px 14px;
            border-radius: var(--radius-full);
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.3px;
            border: 1px solid rgba(245, 179, 66, 0.1);
        }

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--accent);
            font-weight: 600;
            font-size: 0.85rem;
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-bottom: 8px;
        }
        .section-label::before {
            content: '';
            width: 24px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }

        .section-title {
            font-size: clamp(1.6rem, 3.5vw, 2.6rem);
            font-weight: 700;
            line-height: 1.25;
            letter-spacing: -0.01em;
            color: #fff;
        }
        .section-desc {
            color: var(--text-muted);
            font-size: 1.05rem;
            max-width: 640px;
            line-height: 1.7;
        }

        /* ===== 步骤流程 ===== */
        .step-card {
            display: flex;
            gap: 20px;
            align-items: flex-start;
            padding: 24px 20px;
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            transition: var(--transition);
        }
        .step-card:hover {
            background: var(--bg-card-hover);
            transform: translateX(4px);
            border-color: rgba(255, 255, 255, 0.1);
        }
        .step-number {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--accent);
            color: var(--primary);
            font-weight: 800;
            font-size: 1.15rem;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .step-line {
            width: 2px;
            flex-shrink: 0;
            background: linear-gradient(to bottom, var(--accent), rgba(245, 179, 66, 0.15));
            min-height: 40px;
            margin-left: 21px;
        }

        /* ===== FAQ ===== */
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            padding: 0;
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(255, 255, 255, 0.12);
        }
        .faq-question {
            width: 100%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 18px 22px;
            background: transparent;
            color: var(--text-white);
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            text-align: left;
            gap: 12px;
            transition: var(--transition);
        }
        .faq-question:hover {
            background: rgba(255, 255, 255, 0.03);
        }
        .faq-question:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: -2px;
        }
        .faq-question .icon {
            font-size: 1.1rem;
            color: var(--accent);
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }
        .faq-item.open .faq-question .icon {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 22px;
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 20px;
        }

        /* ===== CTA ===== */
        .cta-wrap {
            background: linear-gradient(135deg, #1e3a5f 0%, #0f1a2e 60%, #0a1220 100%);
            border-radius: var(--radius-lg);
            padding: 56px 48px;
            position: relative;
            overflow: hidden;
            border: 1px solid rgba(245, 179, 66, 0.08);
        }
        .cta-wrap::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(245, 179, 66, 0.06) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        @media (max-width: 640px) {
            .cta-wrap {
                padding: 36px 24px;
            }
        }

        /* ===== 页脚 ===== */
        .footer-heading {
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            margin-bottom: 18px;
            letter-spacing: 0.5px;
        }
        .footer-link {
            color: var(--text-muted);
            font-size: 0.9rem;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
        }
        .footer-link:hover {
            color: var(--accent);
            transform: translateX(4px);
        }
        .footer-link:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 4px;
            border-radius: 4px;
        }
        .footer-grid {
            gap: 32px;
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr !important;
                gap: 28px;
            }
            .footer-grid>div:first-child {
                grid-column: 1 / -1;
            }
        }
        @media (max-width: 480px) {
            .footer-grid {
                grid-template-columns: 1fr !important;
            }
        }

        /* ===== 通用响应式 ===== */
        @media (max-width: 768px) {
            .hero-wrap .flex-row-reverse {
                flex-direction: column-reverse !important;
            }
            .hero-wrap .flex-row {
                flex-direction: column !important;
            }
            .text-center-mobile {
                text-align: center;
            }
            .mobile-stack {
                flex-direction: column !important;
                align-items: stretch !important;
            }
            .mobile-stack .btn-primary,
            .mobile-stack .btn-outline {
                width: 100%;
                justify-content: center;
            }
        }

        /* ===== 滚动动画 ===== */
        .fade-up {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.7s ease, transform 0.7s ease;
        }
        .fade-up.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ===== 安全特性标签 ===== */
        .security-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(16, 185, 129, 0.1);
            color: #34d399;
            padding: 4px 14px;
            border-radius: var(--radius-full);
            font-size: 0.8rem;
            font-weight: 500;
            border: 1px solid rgba(16, 185, 129, 0.15);
        }

        /* ===== 场景卡片图片容器 ===== */
        .scene-img {
            border-radius: var(--radius-md);
            overflow: hidden;
            height: 180px;
            object-fit: cover;
            width: 100%;
            transition: transform 0.5s ease;
        }
        .scene-card:hover .scene-img {
            transform: scale(1.03);
        }

        /* ===== 分隔线 ===== */
        .divider-subtle {
            height: 1px;
            background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.06), transparent);
            margin: 0;
        }

        /* ===== 焦点状态全局 ===== */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-radius: 4px;
        }

        /* ===== 统计数字 ===== */
        .stat-number {
            font-size: clamp(2rem, 4vw, 3rem);
            font-weight: 800;
            color: var(--accent);
            line-height: 1.1;
        }
        .stat-label {
            color: var(--text-muted);
            font-size: 0.9rem;
            font-weight: 500;
            margin-top: 4px;
        }