/* roulang page: index */
:root {
            --primary: #0f172a;
            --primary-light: #1e293b;
            --accent: #f59e0b;
            --accent-hover: #d97706;
            --accent-soft: #fef3c7;
            --warm: #f97316;
            --warm-light: #fff7ed;
            --text: #1e293b;
            --text-weak: #64748b;
            --text-muted: #94a3b8;
            --bg: #f8fafc;
            --bg-alt: #f1f5f9;
            --white: #ffffff;
            --border: #e2e8f0;
            --border-light: #f1f5f9;
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06);
            --shadow: 0 4px 20px rgba(15, 23, 42, 0.08);
            --shadow-md: 0 8px 30px rgba(15, 23, 42, 0.12);
            --shadow-lg: 0 16px 48px rgba(15, 23, 42, 0.16);
            --shadow-xl: 0 24px 60px rgba(15, 23, 42, 0.20);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, -apple-system, sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, -apple-system, sans-serif;
            --max-width: 1200px;
            --header-height: 68px;
        }

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

        html {
            scroll-behavior: smooth;
            scroll-padding-top: var(--header-height);
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
            padding-top: var(--header-height);
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input {
            font-family: inherit;
        }
        :focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        .container-custom {
            width: 100%;
            max-width: var(--max-width);
            margin-left: auto;
            margin-right: auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            height: var(--header-height);
            background: rgba(15, 23, 42, 0.95);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            transition: background var(--transition), box-shadow var(--transition);
        }
        .site-header.scrolled {
            box-shadow: 0 2px 24px rgba(0, 0, 0, 0.18);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-height);
            gap: 20px;
        }
        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.35rem;
            color: #ffffff;
            letter-spacing: -0.02em;
            white-space: nowrap;
            flex-shrink: 0;
        }
        .header-logo .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--accent) 0%, var(--warm) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: #0f172a;
            font-weight: 800;
        }
        .header-logo:hover {
            color: #ffffff;
            opacity: 0.9;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-links li a {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            border-radius: 8px;
            font-size: 0.925rem;
            font-weight: 500;
            color: #cbd5e1;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .nav-links li a:hover {
            color: #ffffff;
            background: rgba(255, 255, 255, 0.06);
        }
        .nav-links li a.active {
            color: #ffffff;
            background: rgba(245, 158, 11, 0.15);
            font-weight: 600;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .header-search-btn {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            border: 1px solid rgba(255, 255, 255, 0.18);
            background: transparent;
            color: #cbd5e1;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all var(--transition);
            font-size: 0.95rem;
        }
        .header-search-btn:hover {
            background: rgba(255, 255, 255, 0.08);
            color: #ffffff;
            border-color: rgba(255, 255, 255, 0.35);
        }
        .btn-header-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 20px;
            border-radius: 24px;
            font-weight: 600;
            font-size: 0.9rem;
            background: linear-gradient(135deg, var(--accent) 0%, var(--warm) 100%);
            color: #0f172a;
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .btn-header-cta:hover {
            transform: translateY(-1px);
            box-shadow: 0 4px 18px rgba(245, 158, 11, 0.4);
            color: #0f172a;
        }

        .navbar-toggler-custom {
            display: none;
            background: none;
            border: 1px solid rgba(255, 255, 255, 0.25);
            border-radius: 8px;
            padding: 6px 10px;
            color: #ffffff;
            font-size: 1.3rem;
            cursor: pointer;
            transition: all var(--transition);
        }
        .navbar-toggler-custom:hover {
            background: rgba(255, 255, 255, 0.08);
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            background: var(--primary);
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            min-height: 620px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 23, 42, 0.88) 0%, rgba(15, 23, 42, 0.65) 50%, rgba(15, 23, 42, 0.82) 100%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            padding: 60px 0;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(245, 158, 11, 0.15);
            border: 1px solid rgba(245, 158, 11, 0.3);
            border-radius: 24px;
            padding: 6px 16px;
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--accent);
            letter-spacing: 0.02em;
            margin-bottom: 20px;
        }
        .hero-badge .dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent);
            animation: pulse-dot 2s ease-in-out infinite;
        }
        @keyframes pulse-dot {
            0%, 100% {
                opacity: 1;
                box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.6);
            }
            50% {
                opacity: 0.6;
                box-shadow: 0 0 0 12px rgba(245, 158, 11, 0);
            }
        }
        .hero-title {
            font-family: var(--font-heading);
            font-size: 3.2rem;
            font-weight: 800;
            color: #ffffff;
            line-height: 1.2;
            letter-spacing: -0.03em;
            margin-bottom: 16px;
        }
        .hero-title .highlight {
            background: linear-gradient(135deg, var(--accent) 0%, #fbbf24 50%, var(--warm) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-desc {
            font-size: 1.15rem;
            color: #cbd5e1;
            line-height: 1.7;
            margin-bottom: 32px;
            max-width: 560px;
        }
        .hero-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }
        .btn-hero-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: 28px;
            font-weight: 650;
            font-size: 1rem;
            background: linear-gradient(135deg, var(--accent) 0%, var(--warm) 100%);
            color: #0f172a;
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            box-shadow: 0 4px 20px rgba(245, 158, 11, 0.35);
        }
        .btn-hero-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(245, 158, 11, 0.5);
            color: #0f172a;
        }
        .btn-hero-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: 28px;
            font-weight: 600;
            font-size: 1rem;
            background: transparent;
            color: #ffffff;
            border: 2px solid rgba(255, 255, 255, 0.35);
            cursor: pointer;
            transition: all var(--transition);
        }
        .btn-hero-outline:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(255, 255, 255, 0.6);
            color: #ffffff;
        }
        .hero-stats-row {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            margin-top: 36px;
            padding-top: 28px;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
        }
        .hero-stat {
            text-align: left;
        }
        .hero-stat .stat-num {
            font-size: 1.8rem;
            font-weight: 700;
            color: #ffffff;
            letter-spacing: -0.02em;
        }
        .hero-stat .stat-label {
            font-size: 0.85rem;
            color: #94a3b8;
            margin-top: 2px;
        }

        /* ========== SECTIONS ========== */
        .section {
            padding: 72px 0;
        }
        .section-sm {
            padding: 48px 0;
        }
        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--accent);
            text-transform: uppercase;
            letter-spacing: 0.06em;
            margin-bottom: 10px;
        }
        .section-title {
            font-family: var(--font-heading);
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--text);
            letter-spacing: -0.02em;
            margin-bottom: 12px;
            line-height: 1.25;
        }
        .section-desc {
            font-size: 1.05rem;
            color: var(--text-weak);
            max-width: 600px;
            line-height: 1.7;
        }
        .section-header {
            margin-bottom: 40px;
        }
        .section-header.centered {
            text-align: center;
        }
        .section-header.centered .section-desc {
            margin-left: auto;
            margin-right: auto;
        }

        /* ========== CARDS ========== */
        .card-custom {
            background: var(--white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            padding: 28px;
            transition: all var(--transition-slow);
            height: 100%;
            position: relative;
            overflow: hidden;
        }
        .card-custom:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: transparent;
        }
        .card-custom .card-icon-wrap {
            width: 52px;
            height: 52px;
            border-radius: var(--radius);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            margin-bottom: 16px;
            flex-shrink: 0;
        }
        .card-custom .card-icon-wrap.accent-bg {
            background: var(--accent-soft);
            color: var(--accent);
        }
        .card-custom .card-icon-wrap.warm-bg {
            background: var(--warm-light);
            color: var(--warm);
        }
        .card-custom .card-title {
            font-size: 1.15rem;
            font-weight: 650;
            margin-bottom: 8px;
            color: var(--text);
        }
        .card-custom .card-text {
            font-size: 0.925rem;
            color: var(--text-weak);
            line-height: 1.6;
        }
        .card-custom.card-link {
            cursor: pointer;
            display: block;
        }
        .card-custom.card-link:hover {
            color: inherit;
        }

        .card-image-top {
            border-radius: var(--radius-lg) var(--radius-lg) 0 0;
            margin: -28px -28px 20px -28px;
            width: calc(100% + 56px);
            height: 200px;
            object-fit: cover;
            display: block;
        }

        /* ========== CATEGORY CARDS ========== */
        .category-card {
            background: var(--white);
            border-radius: var(--radius-xl);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: all var(--transition-slow);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .category-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-6px);
            border-color: transparent;
        }
        .category-card .cat-img-wrap {
            position: relative;
            height: 220px;
            overflow: hidden;
        }
        .category-card .cat-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .category-card:hover .cat-img-wrap img {
            transform: scale(1.06);
        }
        .category-card .cat-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .category-card .cat-tag {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 14px;
            margin-bottom: 10px;
            width: fit-content;
        }
        .category-card .cat-tag.tag-news {
            background: #eff6ff;
            color: #2563eb;
        }
        .category-card .cat-tag.tag-vip {
            background: #fef3c7;
            color: #b45309;
        }
        .category-card .cat-title {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--text);
        }
        .category-card .cat-desc {
            font-size: 0.9rem;
            color: var(--text-weak);
            line-height: 1.6;
            flex: 1;
        }
        .category-card .cat-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--accent);
            margin-top: 12px;
            transition: gap var(--transition);
        }
        .category-card:hover .cat-link {
            gap: 10px;
        }

        /* ========== NEWS LIST ========== */
        .news-list-item {
            display: flex;
            align-items: flex-start;
            gap: 18px;
            padding: 18px 0;
            border-bottom: 1px solid var(--border-light);
            transition: all var(--transition);
        }
        .news-list-item:last-child {
            border-bottom: none;
        }
        .news-list-item:hover {
            padding-left: 8px;
        }
        .news-list-item .news-thumb {
            width: 80px;
            height: 60px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
        }
        .news-list-item .news-info {
            flex: 1;
            min-width: 0;
        }
        .news-list-item .news-info .news-title {
            font-weight: 600;
            font-size: 1rem;
            color: var(--text);
            margin-bottom: 4px;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-list-item .news-info .news-meta {
            font-size: 0.8rem;
            color: var(--text-muted);
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .news-list-item .news-arrow {
            color: var(--text-muted);
            transition: all var(--transition);
            flex-shrink: 0;
            margin-top: 4px;
        }
        .news-list-item:hover .news-arrow {
            color: var(--accent);
            transform: translateX(3px);
        }
        .news-empty {
            text-align: center;
            padding: 40px 20px;
            color: var(--text-weak);
            font-size: 0.95rem;
        }

        /* ========== STATS BAR ========== */
        .stats-bar {
            background: var(--primary);
            border-radius: var(--radius-xl);
            padding: 40px 32px;
            display: flex;
            flex-wrap: wrap;
            gap: 28px;
            justify-content: space-around;
            text-align: center;
        }
        .stats-bar .stat-item .stat-value {
            font-size: 2.4rem;
            font-weight: 800;
            color: #ffffff;
            letter-spacing: -0.02em;
            line-height: 1;
        }
        .stats-bar .stat-item .stat-value .plus {
            color: var(--accent);
        }
        .stats-bar .stat-item .stat-label {
            font-size: 0.9rem;
            color: #94a3b8;
            margin-top: 6px;
        }

        /* ========== FAQ ========== */
        .faq-item {
            border: 1px solid var(--border);
            border-radius: var(--radius);
            margin-bottom: 12px;
            background: var(--white);
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: #cbd5e1;
        }
        .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 18px 22px;
            text-align: left;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            transition: color var(--transition);
        }
        .faq-question:hover {
            color: var(--accent);
        }
        .faq-question .faq-icon {
            transition: transform var(--transition);
            font-size: 0.85rem;
            color: var(--text-weak);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
            color: var(--accent);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
        }
        .faq-answer-inner {
            padding: 0 22px 18px 22px;
            font-size: 0.925rem;
            color: var(--text-weak);
            line-height: 1.7;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: var(--primary);
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            position: relative;
            border-radius: var(--radius-xl);
            overflow: hidden;
            padding: 56px 40px;
            text-align: center;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(15, 23, 42, 0.82);
            z-index: 1;
        }
        .cta-inner {
            position: relative;
            z-index: 2;
        }
        .cta-title {
            font-size: 2rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 12px;
            letter-spacing: -0.02em;
        }
        .cta-desc {
            color: #cbd5e1;
            margin-bottom: 28px;
            font-size: 1.05rem;
        }
        .btn-cta-lg {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 34px;
            border-radius: 28px;
            font-weight: 650;
            font-size: 1.05rem;
            background: linear-gradient(135deg, var(--accent) 0%, var(--warm) 100%);
            color: #0f172a;
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            box-shadow: 0 4px 24px rgba(245, 158, 11, 0.4);
        }
        .btn-cta-lg:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 34px rgba(245, 158, 11, 0.55);
            color: #0f172a;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--primary-light);
            color: #cbd5e1;
            padding: 48px 0 28px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }
        .footer-brand {
            font-weight: 700;
            font-size: 1.2rem;
            color: #ffffff;
            margin-bottom: 10px;
        }
        .footer-desc {
            font-size: 0.9rem;
            color: #94a3b8;
            line-height: 1.7;
        }
        .footer-heading {
            font-weight: 600;
            font-size: 0.95rem;
            color: #ffffff;
            margin-bottom: 14px;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 8px;
        }
        .footer-links li a {
            font-size: 0.9rem;
            color: #94a3b8;
            transition: color var(--transition);
        }
        .footer-links li a:hover {
            color: #ffffff;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            text-align: center;
            font-size: 0.85rem;
            color: #64748b;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .hero-title {
                font-size: 2.5rem;
            }
            .hero-section {
                min-height: 520px;
            }
            .section-title {
                font-size: 1.85rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .stats-bar {
                gap: 20px;
                padding: 32px 20px;
            }
            .stats-bar .stat-item .stat-value {
                font-size: 1.8rem;
            }
        }

        @media (max-width: 768px) {
            :root {
                --header-height: 60px;
            }
            .nav-links {
                display: none;
                position: absolute;
                top: var(--header-height);
                left: 0;
                right: 0;
                flex-direction: column;
                background: rgba(15, 23, 42, 0.98);
                backdrop-filter: blur(16px);
                -webkit-backdrop-filter: blur(16px);
                padding: 12px 16px;
                gap: 2px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
                z-index: 1049;
            }
            .nav-links.show {
                display: flex;
            }
            .nav-links li a {
                width: 100%;
                padding: 12px 16px;
                border-radius: 8px;
            }
            .navbar-toggler-custom {
                display: flex;
                align-items: center;
                justify-content: center;
            }
            .header-actions .btn-header-cta span {
                display: none;
            }
            .btn-header-cta {
                padding: 9px 14px;
                border-radius: 50%;
                width: 38px;
                height: 38px;
                justify-content: center;
            }
            .hero-title {
                font-size: 2rem;
            }
            .hero-desc {
                font-size: 1rem;
            }
            .hero-section {
                min-height: 440px;
            }
            .hero-stats-row {
                gap: 18px;
            }
            .hero-stat .stat-num {
                font-size: 1.4rem;
            }
            .section {
                padding: 48px 0;
            }
            .section-title {
                font-size: 1.55rem;
            }
            .card-custom {
                padding: 22px;
            }
            .category-card .cat-img-wrap {
                height: 170px;
            }
            .stats-bar {
                flex-direction: column;
                gap: 16px;
                padding: 28px 20px;
            }
            .stats-bar .stat-item .stat-value {
                font-size: 1.9rem;
            }
            .cta-section {
                padding: 36px 22px;
                border-radius: var(--radius-lg);
            }
            .cta-title {
                font-size: 1.5rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .news-list-item .news-thumb {
                width: 60px;
                height: 46px;
            }
            .news-list-item .news-info .news-title {
                font-size: 0.9rem;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.65rem;
            }
            .hero-desc {
                font-size: 0.9rem;
            }
            .hero-section {
                min-height: 380px;
            }
            .hero-buttons {
                flex-direction: column;
                gap: 10px;
            }
            .btn-hero-primary,
            .btn-hero-outline {
                width: 100%;
                justify-content: center;
                padding: 12px 20px;
                font-size: 0.95rem;
            }
            .hero-stats-row {
                gap: 14px;
                flex-wrap: wrap;
            }
            .hero-stat .stat-num {
                font-size: 1.2rem;
            }
            .hero-stat .stat-label {
                font-size: 0.75rem;
            }
            .section-title {
                font-size: 1.35rem;
            }
            .card-custom {
                padding: 18px;
            }
            .category-card .cat-img-wrap {
                height: 150px;
            }
            .category-card .cat-body {
                padding: 16px;
            }
            .category-card .cat-title {
                font-size: 1.1rem;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 0.9rem;
            }
            .faq-answer-inner {
                padding: 0 16px 14px 16px;
                font-size: 0.85rem;
            }
            .news-list-item {
                gap: 10px;
                padding: 14px 0;
            }
            .news-list-item .news-thumb {
                width: 50px;
                height: 38px;
            }
        }

/* roulang page: category1 */
:root {
            --color-primary: #1a2a4a;
            --color-primary-light: #243860;
            --color-accent: #e8943a;
            --color-accent-hover: #d17a2a;
            --color-accent-light: #fdf0e2;
            --color-bg: #f8f9fb;
            --color-white: #ffffff;
            --color-text: #1d1d2c;
            --color-text-secondary: #5a5d6e;
            --color-text-muted: #8b8fa3;
            --color-border: #e2e5ee;
            --color-border-light: #eef0f6;
            --color-card-shadow: rgba(26,42,74,0.06);
            --color-card-hover-shadow: rgba(26,42,74,0.12);
            --color-success: #2ecc71;
            --color-warning: #f39c12;
            --color-danger: #e74c3c;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 3px rgba(26,42,74,0.05);
            --shadow-md: 0 4px 16px rgba(26,42,74,0.08);
            --shadow-lg: 0 8px 32px rgba(26,42,74,0.12);
            --shadow-xl: 0 16px 48px rgba(26,42,74,0.16);
            --transition-fast: 0.15s ease;
            --transition-normal: 0.25s ease;
        }

        *,*::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',-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Microsoft YaHei','Helvetica Neue',sans-serif;line-height:1.7;color:var(--color-text);background:var(--color-bg);overflow-x:hidden;font-size:16px}
        img{max-width:100%;height:auto;display:block}
        a{text-decoration:none;color:inherit;transition:color var(--transition-fast)}
        ul{list-style:none;padding:0;margin:0}
        button{cursor:pointer;border:none;background:none;font-family:inherit}
        input,select,textarea{font-family:inherit;font-size:inherit}

        .container-custom{max-width:1240px;margin:0 auto;padding:0 24px}
        @media(max-width:768px){.container-custom{padding:0 16px}}

        /* header */
        .site-header{background:var(--color-white);border-bottom:1px solid var(--color-border-light);position:sticky;top:0;z-index:1050;box-shadow:var(--shadow-sm)}
        .header-inner{display:flex;align-items:center;justify-content:space-between;height:64px;gap:24px}
        .header-logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:1.3rem;color:var(--color-primary);white-space:nowrap;text-decoration:none;transition:opacity var(--transition-fast)}
        .header-logo:hover{opacity:0.85;color:var(--color-primary)}
        .logo-icon{display:flex;align-items:center;justify-content:center;width:38px;height:38px;background:var(--color-accent);color:var(--color-white);border-radius:var(--radius-sm);font-size:1rem;flex-shrink:0}
        .nav-links{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0}
        .nav-links li a{display:flex;align-items:center;padding:8px 18px;border-radius:var(--radius-sm);font-weight:500;font-size:0.95rem;color:var(--color-text-secondary);transition:all var(--transition-fast);white-space:nowrap;text-decoration:none}
        .nav-links li a:hover{color:var(--color-primary);background:rgba(26,42,74,0.04)}
        .nav-links li a.active{color:var(--color-accent);background:var(--color-accent-light);font-weight:600}
        .header-actions{display:flex;align-items:center;gap:10px}
        .header-search-btn{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;border:1px solid var(--color-border);color:var(--color-text-secondary);background:var(--color-white);transition:all var(--transition-fast);font-size:0.95rem}
        .header-search-btn:hover{color:var(--color-primary);border-color:var(--color-primary);background:rgba(26,42,74,0.03)}
        .btn-header-cta{display:inline-flex;align-items:center;gap:7px;padding:9px 20px;background:var(--color-accent);color:var(--color-white);border-radius:var(--radius-sm);font-weight:600;font-size:0.9rem;white-space:nowrap;transition:all var(--transition-fast);text-decoration:none}
        .btn-header-cta:hover{background:var(--color-accent-hover);color:var(--color-white);transform:translateY(-1px);box-shadow:0 4px 14px rgba(232,148,58,0.35)}
        .navbar-toggler-custom{display:none;align-items:center;justify-content:center;width:42px;height:42px;border-radius:var(--radius-sm);border:1px solid var(--color-border);color:var(--color-text-secondary);background:var(--color-white);font-size:1.2rem;transition:all var(--transition-fast)}
        .navbar-toggler-custom:hover{color:var(--color-primary);border-color:var(--color-primary)}
        @media(max-width:992px){
            .navbar-toggler-custom{display:flex}
            .nav-links{display:none;position:absolute;top:64px;left:0;right:0;background:var(--color-white);flex-direction:column;padding:12px 20px;gap:2px;border-bottom:1px solid var(--color-border-light);box-shadow:var(--shadow-md);z-index:1049}
            .nav-links.show{display:flex}
            .nav-links li a{width:100%;padding:11px 16px;border-radius:var(--radius-sm)}
            .header-actions .btn-header-cta span{display:none}
            .btn-header-cta{padding:9px 12px;font-size:0.85rem}
        }
        @media(max-width:520px){
            .header-logo span{font-size:1.05rem}
            .logo-icon{width:32px;height:32px;font-size:0.85rem}
            .header-actions{gap:6px}
            .header-search-btn{width:36px;height:36px}
            .btn-header-cta{padding:8px 11px}
        }

        /* category banner */
        .cat-banner{position:relative;background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-light) 100%);overflow:hidden;min-height:300px;display:flex;align-items:center}
        .cat-banner::before{content:'';position:absolute;inset:0;background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;opacity:0.22;z-index:0}
        .cat-banner .container-custom{position:relative;z-index:1;width:100%}
        .cat-banner-content{padding:48px 0;color:var(--color-white)}
        .cat-banner-badge{display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,0.18);border:1px solid rgba(255,255,255,0.3);padding:7px 16px;border-radius:50px;font-size:0.85rem;font-weight:500;margin-bottom:16px;backdrop-filter:blur(4px)}
        .cat-banner h1{font-size:2.6rem;font-weight:800;margin-bottom:12px;line-height:1.2;letter-spacing:-0.02em}
        .cat-banner p{font-size:1.15rem;opacity:0.9;max-width:600px;line-height:1.6;margin-bottom:0}
        .cat-banner-stats{display:flex;gap:32px;margin-top:24px;flex-wrap:wrap}
        .cat-banner-stat{text-align:center}
        .cat-banner-stat-num{font-size:2rem;font-weight:800;line-height:1}
        .cat-banner-stat-label{font-size:0.85rem;opacity:0.8;margin-top:4px}
        @media(max-width:768px){
            .cat-banner{min-height:220px}
            .cat-banner h1{font-size:1.8rem}
            .cat-banner p{font-size:1rem}
            .cat-banner-content{padding:32px 0}
            .cat-banner-stats{gap:20px}
            .cat-banner-stat-num{font-size:1.5rem}
        }

        /* filter bar */
        .filter-bar{background:var(--color-white);border-bottom:1px solid var(--color-border-light);position:sticky;top:64px;z-index:1040;padding:12px 0}
        .filter-scroll{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;padding:2px 0}
        .filter-scroll::-webkit-scrollbar{display:none}
        .filter-tag{display:inline-flex;align-items:center;padding:8px 18px;border-radius:50px;font-size:0.9rem;font-weight:500;white-space:nowrap;border:2px solid var(--color-border);color:var(--color-text-secondary);background:var(--color-white);transition:all var(--transition-normal);cursor:pointer;flex-shrink:0}
        .filter-tag:hover{border-color:var(--color-primary);color:var(--color-primary)}
        .filter-tag.active{background:var(--color-primary);color:var(--color-white);border-color:var(--color-primary);font-weight:600}
        @media(max-width:768px){.filter-bar{top:64px;padding:10px 0}.filter-tag{padding:6px 14px;font-size:0.82rem}}

        /* main content area */
        .main-content{padding:40px 0 60px}
        .main-content .container-custom{display:grid;grid-template-columns:1fr 320px;gap:36px;align-items:start}
        @media(max-width:992px){.main-content .container-custom{grid-template-columns:1fr;gap:28px}}
        @media(max-width:768px){.main-content{padding:24px 0 40px}}

        /* article cards */
        .articles-grid{display:flex;flex-direction:column;gap:20px}
        .article-card{display:flex;gap:20px;background:var(--color-white);border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--color-border-light);transition:all var(--transition-normal);box-shadow:var(--shadow-sm)}
        .article-card:hover{border-color:var(--color-border);box-shadow:var(--shadow-lg);transform:translateY(-2px)}
        .article-card-img{flex-shrink:0;width:260px;min-height:180px;position:relative;overflow:hidden;background:var(--color-border-light)}
        .article-card-img img{width:100%;height:100%;object-fit:cover;transition:transform 0.4s ease}
        .article-card:hover .article-card-img img{transform:scale(1.04)}
        .article-card-img .card-tag{position:absolute;top:12px;left:12px;background:var(--color-accent);color:var(--color-white);padding:4px 12px;border-radius:50px;font-size:0.78rem;font-weight:600;z-index:2}
        .article-card-body{flex:1;padding:20px 20px 20px 8px;display:flex;flex-direction:column;justify-content:center}
        .article-card-body h3{font-size:1.2rem;font-weight:700;margin-bottom:8px;line-height:1.4;color:var(--color-text)}
        .article-card-body h3 a{color:inherit;text-decoration:none;transition:color var(--transition-fast)}
        .article-card-body h3 a:hover{color:var(--color-accent)}
        .article-card-body .article-meta{display:flex;align-items:center;gap:14px;font-size:0.84rem;color:var(--color-text-muted);margin-bottom:8px;flex-wrap:wrap}
        .article-card-body .article-meta i{margin-right:3px;font-size:0.78rem}
        .article-card-body p{font-size:0.93rem;color:var(--color-text-secondary);line-height:1.6;margin-bottom:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
        .article-card-body .read-more{display:inline-flex;align-items:center;gap:4px;margin-top:10px;font-weight:600;font-size:0.88rem;color:var(--color-accent);text-decoration:none;transition:gap var(--transition-fast)}
        .article-card-body .read-more:hover{gap:8px;color:var(--color-accent-hover)}
        @media(max-width:768px){
            .article-card{flex-direction:column}
            .article-card-img{width:100%;min-height:200px;max-height:240px}
            .article-card-body{padding:16px}
        }
        @media(max-width:520px){
            .article-card-img{min-height:180px;max-height:200px}
            .article-card-body h3{font-size:1.05rem}
        }

        /* sidebar */
        .sidebar{display:flex;flex-direction:column;gap:24px;position:sticky;top:130px}
        .sidebar-card{background:var(--color-white);border-radius:var(--radius-lg);padding:24px;border:1px solid var(--color-border-light);box-shadow:var(--shadow-sm)}
        .sidebar-card h4{font-size:1.1rem;font-weight:700;margin-bottom:16px;color:var(--color-primary);padding-bottom:12px;border-bottom:2px solid var(--color-border-light)}
        .hot-list-item{display:flex;align-items:flex-start;gap:12px;padding:10px 0;border-bottom:1px solid var(--color-border-light);transition:all var(--transition-fast)}
        .hot-list-item:last-child{border-bottom:none;padding-bottom:0}
        .hot-list-item:hover{padding-left:4px}
        .hot-list-rank{flex-shrink:0;width:28px;height:28px;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:0.82rem;color:var(--color-white)}
        .hot-list-rank.r1{background:#e74c3c}.hot-list-rank.r2{background:#e8943a}.hot-list-rank.r3{background:#f39c12}
        .hot-list-rank.rn{background:#b0b7c4}
        .hot-list-info{flex:1;min-width:0}
        .hot-list-info a{font-size:0.9rem;font-weight:500;color:var(--color-text);text-decoration:none;line-height:1.4;display:block;transition:color var(--transition-fast)}
        .hot-list-info a:hover{color:var(--color-accent)}
        .hot-list-info .hot-meta{font-size:0.78rem;color:var(--color-text-muted);margin-top:2px}
        .tag-cloud{display:flex;flex-wrap:wrap;gap:8px}
        .tag-cloud a{display:inline-block;padding:6px 14px;border-radius:50px;font-size:0.82rem;font-weight:500;background:var(--color-bg);color:var(--color-text-secondary);text-decoration:none;border:1px solid transparent;transition:all var(--transition-fast)}
        .tag-cloud a:hover{background:var(--color-accent-light);color:var(--color-accent);border-color:var(--color-accent)}
        @media(max-width:992px){.sidebar{position:static;top:auto}}

        /* newsletter cta */
        .newsletter-cta{background:linear-gradient(135deg,var(--color-primary) 0%,#1e3558 100%);color:var(--color-white);border-radius:var(--radius-xl);padding:40px 36px;text-align:center;border:none;position:relative;overflow:hidden}
        .newsletter-cta::before{content:'';position:absolute;inset:0;background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;opacity:0.08;z-index:0}
        .newsletter-cta>*{position:relative;z-index:1}
        .newsletter-cta h4{font-size:1.3rem;font-weight:700;margin-bottom:8px;color:var(--color-white);border:none;padding:0}
        .newsletter-cta p{font-size:0.9rem;opacity:0.85;margin-bottom:18px}
        .newsletter-cta .input-group{border-radius:var(--radius-md);overflow:hidden;box-shadow:0 4px 20px rgba(0,0,0,0.2)}
        .newsletter-cta input{border:none;padding:12px 16px;font-size:0.92rem}
        .newsletter-cta .btn-sub{background:var(--color-accent);color:var(--color-white);border:none;padding:12px 20px;font-weight:600;font-size:0.92rem;transition:all var(--transition-fast);white-space:nowrap}
        .newsletter-cta .btn-sub:hover{background:var(--color-accent-hover)}

        @media(max-width:992px){.newsletter-cta{padding:28px 20px}}
        @media(max-width:768px){.sidebar-card{padding:18px}}

        /* section titles */
        .section-header{margin-bottom:28px}
        .section-header h2{font-size:1.6rem;font-weight:800;color:var(--color-primary);margin-bottom:6px}
        .section-header p{color:var(--color-text-muted);font-size:0.95rem;margin-bottom:0}
        @media(max-width:768px){.section-header h2{font-size:1.35rem}}

        /* pagination */
        .pagination-wrap{display:flex;justify-content:center;margin-top:36px}
        .pagination-wrap .pagination{gap:4px}
        .pagination-wrap .page-link{border-radius:var(--radius-sm);border:1px solid var(--color-border);color:var(--color-text-secondary);padding:9px 16px;font-weight:500;font-size:0.9rem;transition:all var(--transition-fast);background:var(--color-white)}
        .pagination-wrap .page-link:hover{background:var(--color-bg);color:var(--color-primary);border-color:var(--color-primary)}
        .pagination-wrap .page-item.active .page-link{background:var(--color-primary);border-color:var(--color-primary);color:var(--color-white);font-weight:600}
        .pagination-wrap .page-item.disabled .page-link{color:var(--color-text-muted);pointer-events:none;background:var(--color-bg)}

        /* footer */
        .site-footer{background:var(--color-primary);color:rgba(255,255,255,0.8);padding:48px 0 0;margin-top:20px}
        .footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,0.1)}
        .footer-brand{font-size:1.3rem;font-weight:800;color:var(--color-white);margin-bottom:12px}
        .footer-desc{font-size:0.9rem;line-height:1.7;opacity:0.75;max-width:360px}
        .footer-heading{font-size:1rem;font-weight:700;color:var(--color-white);margin-bottom:14px}
        .footer-links{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:8px}
        .footer-links li a{color:rgba(255,255,255,0.7);font-size:0.9rem;text-decoration:none;transition:color var(--transition-fast)}
        .footer-links li a:hover{color:var(--color-accent)}
        .footer-bottom{text-align:center;padding:20px 0;font-size:0.84rem;opacity:0.65}
        @media(max-width:768px){.footer-grid{grid-template-columns:1fr;gap:28px}.site-footer{padding:36px 0 0}}

/* roulang page: article */
/* ============ 设计变量 ============ */
        :root {
            --color-primary: #1a1f3c;
            --color-primary-light: #252b4f;
            --color-secondary: #f15a24;
            --color-secondary-hover: #e04a18;
            --color-accent: #f0a830;
            --color-accent-light: #fef6e8;
            --color-bg: #ffffff;
            --color-bg-alt: #f7f8fb;
            --color-bg-dark: #11152b;
            --color-text: #1a1a2e;
            --color-text-secondary: #4a4a60;
            --color-text-muted: #7a7a94;
            --color-text-light: #a0a0b8;
            --color-border: #e2e5ef;
            --color-border-light: #eef0f6;
            --color-success: #10b981;
            --color-warning: #f59e0b;
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.12);
            --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.06);
            --shadow-card-hover: 0 8px 28px rgba(0, 0, 0, 0.12);
            --transition-fast: 0.15s ease;
            --transition: 0.25s ease;
            --transition-slow: 0.35s ease;
            --font-heading: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, sans-serif;
            --font-body: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, sans-serif;
            --max-width: 1260px;
        }

        /* ============ Reset & Base ============ */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

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

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.65;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

        a:hover {
            color: var(--color-secondary);
        }

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

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

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

        input {
            font-family: inherit;
            font-size: inherit;
            outline: none;
        }

        h1, h2, h3, h4, h5, h6 {
            font-family: var(--font-heading);
            line-height: 1.3;
            color: var(--color-primary);
        }

        /* ============ 容器 ============ */
        .container-custom {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

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

        /* ============ Header/Nav ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 62px;
            gap: 24px;
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 9px;
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--color-primary);
            white-space: nowrap;
            transition: opacity var(--transition-fast);
            text-decoration: none;
        }

        .header-logo:hover {
            opacity: 0.85;
            color: var(--color-primary);
        }

        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--color-secondary), var(--color-accent));
            color: #fff;
            font-size: 1rem;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            margin: 0;
            padding: 0;
        }

        .nav-links li a {
            display: inline-flex;
            align-items: center;
            padding: 7px 16px;
            border-radius: 22px;
            font-size: 0.925rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
            text-decoration: none;
        }

        .nav-links li a:hover {
            color: var(--color-primary);
            background: var(--color-bg-alt);
        }

        .nav-links li a.active {
            color: var(--color-secondary);
            background: #fef4ef;
            font-weight: 600;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .header-search-btn {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            color: var(--color-text-secondary);
            background: var(--color-bg-alt);
            transition: all var(--transition-fast);
            font-size: 0.95rem;
        }

        .header-search-btn:hover {
            color: var(--color-primary);
            background: var(--color-border-light);
        }

        .btn-header-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 20px;
            border-radius: 24px;
            font-size: 0.9rem;
            font-weight: 600;
            color: #fff;
            background: linear-gradient(135deg, var(--color-secondary), #e8501c);
            transition: all var(--transition-fast);
            white-space: nowrap;
            text-decoration: none;
            box-shadow: 0 2px 10px rgba(241, 90, 36, 0.3);
        }

        .btn-header-cta:hover {
            background: linear-gradient(135deg, #e8501c, #d04414);
            box-shadow: 0 4px 18px rgba(241, 90, 36, 0.4);
            transform: translateY(-1px);
            color: #fff;
        }

        .navbar-toggler-custom {
            display: none;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            color: var(--color-text);
            font-size: 1.2rem;
            background: var(--color-bg-alt);
            transition: background var(--transition-fast);
        }

        .navbar-toggler-custom:hover {
            background: var(--color-border-light);
        }

        /* 搜索下拉 */
        .search-dropdown {
            display: none;
            position: absolute;
            top: 62px;
            left: 50%;
            transform: translateX(-50%);
            width: 480px;
            max-width: calc(100vw - 32px);
            background: #fff;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-lg);
            padding: 20px;
            z-index: 1060;
            border: 1px solid var(--color-border-light);
        }

        .search-dropdown.active {
            display: block;
        }

        .search-dropdown input {
            width: 100%;
            padding: 12px 16px;
            border-radius: var(--radius);
            border: 2px solid var(--color-border);
            font-size: 0.95rem;
            transition: border-color var(--transition-fast);
        }

        .search-dropdown input:focus {
            border-color: var(--color-secondary);
        }

        @media (max-width: 1024px) {
            .nav-links {
                gap: 0;
            }
            .nav-links li a {
                padding: 6px 12px;
                font-size: 0.875rem;
            }
            .btn-header-cta span {
                display: none;
            }
            .btn-header-cta {
                padding: 9px 12px;
                border-radius: 50%;
                width: 38px;
                height: 38px;
                justify-content: center;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                height: 56px;
            }
            .navbar-toggler-custom {
                display: flex;
            }
            .nav-links {
                display: none;
                position: absolute;
                top: 56px;
                left: 0;
                right: 0;
                flex-direction: column;
                background: #fff;
                border-bottom: 1px solid var(--color-border-light);
                box-shadow: var(--shadow-md);
                padding: 12px 16px;
                gap: 4px;
                z-index: 1055;
            }
            .nav-links.active {
                display: flex;
            }
            .nav-links li a {
                width: 100%;
                padding: 10px 14px;
                border-radius: var(--radius-sm);
                font-size: 0.95rem;
            }
            .header-actions {
                gap: 4px;
            }
            .search-dropdown {
                top: 56px;
                width: 100%;
                max-width: 100%;
                border-radius: 0;
            }
            .btn-header-cta span {
                display: inline;
            }
            .btn-header-cta {
                padding: 8px 14px;
                border-radius: 22px;
                width: auto;
                height: auto;
                font-size: 0.82rem;
            }
        }

        /* ============ 内页 Banner ============ */
        .inner-banner {
            position: relative;
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 50%, #1e2748 100%);
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            padding: 50px 0;
            overflow: hidden;
        }

        .inner-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(26, 31, 60, 0.82) 0%, rgba(26, 31, 60, 0.9) 100%);
            z-index: 1;
        }

        .inner-banner .container-custom {
            position: relative;
            z-index: 2;
        }

        .inner-banner-content {
            max-width: 900px;
        }

        .inner-banner-label {
            display: inline-block;
            padding: 5px 14px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--color-accent);
            background: rgba(240, 168, 48, 0.15);
            border: 1px solid rgba(240, 168, 48, 0.3);
            margin-bottom: 12px;
        }

        .inner-banner h1 {
            color: #fff;
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 8px;
            line-height: 1.35;
        }

        .inner-banner-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            color: rgba(255, 255, 255, 0.75);
            font-size: 0.875rem;
        }

        .inner-banner-meta span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        @media (max-width: 768px) {
            .inner-banner {
                padding: 32px 0;
            }
            .inner-banner h1 {
                font-size: 1.4rem;
            }
            .inner-banner-meta {
                font-size: 0.8rem;
                gap: 10px;
            }
        }

        /* ============ 面包屑 ============ */
        .breadcrumb-bar {
            border-bottom: 1px solid var(--color-border-light);
            background: var(--color-bg-alt);
        }

        .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 12px 0;
            font-size: 0.85rem;
            color: var(--color-text-muted);
            flex-wrap: wrap;
        }

        .breadcrumb-custom a {
            color: var(--color-text-secondary);
            transition: color var(--transition-fast);
        }

        .breadcrumb-custom a:hover {
            color: var(--color-secondary);
        }

        .breadcrumb-custom .separator {
            color: var(--color-text-light);
            font-size: 0.7rem;
        }

        .breadcrumb-custom .current {
            color: var(--color-text);
            font-weight: 500;
        }

        /* ============ 文章内容区 ============ */
        .article-section {
            padding: 40px 0 60px;
        }

        .article-layout {
            display: grid;
            grid-template-columns: 1fr 340px;
            gap: 40px;
            align-items: start;
        }

        .article-main {
            min-width: 0;
        }

        .article-featured-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            margin-bottom: 24px;
            box-shadow: var(--shadow);
        }

        .article-featured-image img {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
            display: block;
        }

        .article-body {
            font-size: 1.025rem;
            line-height: 1.8;
            color: var(--color-text);
        }

        .article-body p {
            margin-bottom: 16px;
        }

        .article-body h2 {
            font-size: 1.4rem;
            font-weight: 700;
            margin-top: 28px;
            margin-bottom: 12px;
            color: var(--color-primary);
        }

        .article-body h3 {
            font-size: 1.15rem;
            font-weight: 600;
            margin-top: 20px;
            margin-bottom: 10px;
            color: var(--color-primary);
        }

        .article-body ul,
        .article-body ol {
            margin-bottom: 16px;
            padding-left: 20px;
        }

        .article-body ul li,
        .article-body ol li {
            margin-bottom: 6px;
        }

        .article-body ul {
            list-style: disc;
        }

        .article-body ol {
            list-style: decimal;
        }

        .article-body blockquote {
            border-left: 4px solid var(--color-secondary);
            padding: 14px 20px;
            margin: 20px 0;
            background: var(--color-bg-alt);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--color-text-secondary);
            font-style: italic;
        }

        .article-body img {
            border-radius: var(--radius);
            margin: 16px 0;
            box-shadow: var(--shadow-sm);
        }

        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 32px;
            padding-top: 20px;
            border-top: 1px solid var(--color-border-light);
        }

        .article-tag {
            display: inline-block;
            padding: 5px 14px;
            border-radius: 20px;
            font-size: 0.82rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            background: var(--color-bg-alt);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
        }

        .article-tag:hover {
            color: var(--color-secondary);
            border-color: var(--color-secondary);
            background: #fef4ef;
        }

        /* 内容未找到 */
        .not-found-block {
            text-align: center;
            padding: 60px 20px;
            background: var(--color-bg-alt);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
        }

        .not-found-block .not-found-icon {
            font-size: 3.5rem;
            color: var(--color-text-light);
            margin-bottom: 16px;
        }

        .not-found-block h3 {
            font-size: 1.3rem;
            margin-bottom: 8px;
            color: var(--color-primary);
        }

        .not-found-block p {
            color: var(--color-text-muted);
            margin-bottom: 20px;
        }

        /* ============ 侧边栏 ============ */
        .article-sidebar {
            position: sticky;
            top: 86px;
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .sidebar-card {
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            padding: 20px;
            box-shadow: var(--shadow-card);
        }

        .sidebar-card h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 14px;
            color: var(--color-primary);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .sidebar-card h4 i {
            color: var(--color-secondary);
            font-size: 0.9rem;
        }

        .sidebar-post-item {
            display: flex;
            gap: 12px;
            padding: 10px 0;
            border-bottom: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
        }

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

        .sidebar-post-item:hover {
            opacity: 0.85;
        }

        .sidebar-post-thumb {
            flex-shrink: 0;
            width: 72px;
            height: 54px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            background: var(--color-bg-alt);
        }

        .sidebar-post-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .sidebar-post-info {
            flex: 1;
            min-width: 0;
        }

        .sidebar-post-info a {
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--color-text);
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        .sidebar-post-info a:hover {
            color: var(--color-secondary);
        }

        .sidebar-post-date {
            font-size: 0.75rem;
            color: var(--color-text-muted);
            margin-top: 4px;
        }

        .sidebar-cta-card {
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
            border-radius: var(--radius-lg);
            padding: 22px 18px;
            text-align: center;
            color: #fff;
            box-shadow: var(--shadow-md);
        }

        .sidebar-cta-card .cta-icon {
            font-size: 2rem;
            margin-bottom: 10px;
            color: var(--color-accent);
        }

        .sidebar-cta-card h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 6px;
        }

        .sidebar-cta-card p {
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 14px;
            line-height: 1.5;
        }

        .sidebar-cta-card .btn-sidebar-cta {
            display: inline-block;
            padding: 9px 22px;
            border-radius: 22px;
            font-size: 0.85rem;
            font-weight: 600;
            color: #fff;
            background: var(--color-secondary);
            transition: all var(--transition-fast);
            text-decoration: none;
        }

        .sidebar-cta-card .btn-sidebar-cta:hover {
            background: var(--color-secondary-hover);
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(241, 90, 36, 0.4);
            color: #fff;
        }

        @media (max-width: 1024px) {
            .article-layout {
                grid-template-columns: 1fr 280px;
                gap: 28px;
            }
            .article-sidebar {
                top: 78px;
            }
        }

        @media (max-width: 768px) {
            .article-layout {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .article-sidebar {
                position: static;
                top: auto;
                flex-direction: column;
            }
            .article-section {
                padding: 24px 0 40px;
            }
            .article-body {
                font-size: 0.95rem;
                line-height: 1.7;
            }
            .article-body h2 {
                font-size: 1.2rem;
            }
            .article-body h3 {
                font-size: 1.05rem;
            }
        }

        /* ============ 相关文章区 ============ */
        .related-section {
            padding: 40px 0 50px;
            background: var(--color-bg-alt);
        }

        .section-header {
            text-align: center;
            margin-bottom: 32px;
        }

        .section-header h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 6px;
        }

        .section-header .section-subtitle {
            font-size: 0.9rem;
            color: var(--color-text-muted);
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .related-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            text-decoration: none;
            color: inherit;
            display: block;
        }

        .related-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            color: inherit;
        }

        .related-card-thumb {
            aspect-ratio: 16 / 10;
            overflow: hidden;
            background: var(--color-bg-alt);
        }

        .related-card-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

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

        .related-card-body {
            padding: 16px 18px;
        }

        .related-card-body h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 6px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            line-height: 1.4;
        }

        .related-card-body .related-date {
            font-size: 0.78rem;
            color: var(--color-text-muted);
        }

        @media (max-width: 1024px) {
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }

        @media (max-width: 520px) {
            .related-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .section-header h2 {
                font-size: 1.3rem;
            }
        }

        /* ============ FAQ ============ */
        .faq-section {
            padding: 50px 0 60px;
        }

        .faq-grid {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: #fff;
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-fast);
        }

        .faq-item:hover {
            border-color: var(--color-border);
            box-shadow: var(--shadow-card);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--color-primary);
            background: #fff;
            text-align: left;
            transition: color var(--transition-fast);
            gap: 12px;
        }

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

        .faq-question i {
            flex-shrink: 0;
            font-size: 0.75rem;
            color: var(--color-text-muted);
            transition: transform var(--transition-fast);
        }

        .faq-item.active .faq-question i {
            transform: rotate(180deg);
            color: var(--color-secondary);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition);
        }

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

        .faq-answer-inner {
            padding: 0 20px 16px;
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        /* ============ CTA ============ */
        .cta-section {
            padding: 50px 0 60px;
            background: linear-gradient(135deg, var(--color-primary) 0%, #1e2a52 100%);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            opacity: 0.12;
        }

        .cta-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 650px;
            margin: 0 auto;
        }

        .cta-content h2 {
            color: #fff;
            font-size: 1.7rem;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .cta-content p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 0.95rem;
            margin-bottom: 24px;
            line-height: 1.6;
        }

        .btn-cta-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 30px;
            border-radius: 28px;
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            background: var(--color-secondary);
            transition: all var(--transition-fast);
            text-decoration: none;
            box-shadow: 0 4px 20px rgba(241, 90, 36, 0.4);
        }

        .btn-cta-primary:hover {
            background: var(--color-secondary-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(241, 90, 36, 0.5);
            color: #fff;
        }

        .btn-cta-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 30px;
            border-radius: 28px;
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            background: transparent;
            border: 2px solid rgba(255, 255, 255, 0.4);
            transition: all var(--transition-fast);
            text-decoration: none;
            margin-left: 12px;
        }

        .btn-cta-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
        }

        @media (max-width: 768px) {
            .cta-content h2 {
                font-size: 1.3rem;
            }
            .btn-cta-outline {
                margin-left: 0;
                margin-top: 10px;
            }
            .cta-content .btn-group-stack {
                display: flex;
                flex-direction: column;
                align-items: center;
                gap: 10px;
            }
        }

        /* ============ Footer ============ */
        .site-footer {
            background: var(--color-bg-dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 50px 0 20px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 30px;
        }

        .footer-brand {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }

        .footer-desc {
            font-size: 0.875rem;
            line-height: 1.6;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 0;
        }

        .footer-heading {
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
        }

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

        .footer-links li {
            margin-bottom: 8px;
        }

        .footer-links li a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 0.875rem;
            transition: color var(--transition-fast);
            text-decoration: none;
        }

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

        .footer-bottom {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.45);
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .footer-grid > div:first-child {
                grid-column: 1 / -1;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }

        /* ============ 通用工具类 ============ */
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            border: 0;
        }

        .text-accent {
            color: var(--color-accent);
        }

        /* ============ 滚动条美化 ============ */
        ::-webkit-scrollbar {
            width: 6px;
        }

        ::-webkit-scrollbar-track {
            background: transparent;
        }

        ::-webkit-scrollbar-thumb {
            background: var(--color-border);
            border-radius: 3px;
        }

        ::-webkit-scrollbar-thumb:hover {
            background: var(--color-text-light);
        }

/* roulang page: category2 */
:root {
            --primary: #c8963e;
            --primary-dark: #a67c2e;
            --primary-light: #e8c97a;
            --primary-glow: rgba(200,150,62,0.25);
            --secondary: #1a2030;
            --secondary-light: #243044;
            --accent: #d4a843;
            --bg: #f8f7f4;
            --bg-alt: #f0ede6;
            --surface: #ffffff;
            --text: #1e1e24;
            --text-secondary: #5c5c66;
            --text-muted: #8a8a94;
            --border: #e0dcd4;
            --border-light: #ede9e1;
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
            --shadow: 0 4px 16px rgba(0,0,0,0.08);
            --shadow-lg: 0 12px 40px rgba(0,0,0,0.12);
            --shadow-gold: 0 8px 32px rgba(200,150,62,0.18);
            --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
            --font-heading: 'Segoe UI','PingFang SC','Microsoft YaHei','Helvetica Neue',sans-serif;
            --font-body: 'Segoe UI','PingFang SC','Microsoft YaHei','Helvetica Neue',sans-serif;
            --header-height: 68px;
            --container-max: 1200px;
            --section-gap: 72px;
        }
        *,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
        html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
        body{font-family:var(--font-body);font-size:16px;line-height:1.7;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden}
        a{text-decoration:none;color:inherit;transition:color var(--transition)}
        img{max-width:100%;height:auto;display:block}
        button,input{font-family:inherit;border:none;outline:none;cursor:pointer}
        ul{list-style:none;padding:0;margin:0}
        h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);font-weight:700;line-height:1.3;color:var(--text)}
        .container-custom{max-width:var(--container-max);margin:0 auto;padding:0 24px}
        @media(min-width:1400px){.container-custom{max-width:1280px}}
        @media(max-width:768px){.container-custom{padding:0 16px}}

        /* Header / Nav - SaaS命令栏风格 */
        .site-header{position:sticky;top:0;z-index:1050;background:rgba(255,255,255,0.94);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border-bottom:1px solid var(--border-light);height:var(--header-height);display:flex;align-items:center;transition:box-shadow var(--transition)}
        .site-header.scrolled{box-shadow:var(--shadow)}
        .header-inner{display:flex;align-items:center;justify-content:space-between;width:100%;gap:20px}
        .header-logo{display:flex;align-items:center;gap:10px;font-size:1.35rem;font-weight:700;color:var(--secondary);white-space:nowrap;flex-shrink:0}
        .header-logo .logo-icon{display:flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:var(--radius-sm);background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;font-size:1rem}
        .header-logo span{letter-spacing:-0.3px}
        .header-logo:hover{color:var(--primary-dark)}
        .nav-links{display:flex;align-items:center;gap:6px;margin:0}
        .nav-links li a{display:inline-flex;align-items:center;padding:8px 18px;border-radius:20px;font-size:0.95rem;font-weight:500;color:var(--text-secondary);transition:all var(--transition);white-space:nowrap}
        .nav-links li a:hover{color:var(--primary-dark);background:rgba(200,150,62,0.08)}
        .nav-links li a.active{color:var(--primary-dark);background:rgba(200,150,62,0.13);font-weight:600}
        .header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
        .header-search-btn{width:38px;height:38px;border-radius:50%;background:var(--bg-alt);color:var(--text-secondary);display:flex;align-items:center;justify-content:center;font-size:0.95rem;transition:all var(--transition)}
        .header-search-btn:hover{background:var(--border);color:var(--text)}
        .btn-header-cta{display:inline-flex;align-items:center;gap:7px;padding:9px 20px;border-radius:22px;font-size:0.9rem;font-weight:600;background:var(--primary);color:#fff;transition:all var(--transition);white-space:nowrap}
        .btn-header-cta:hover{background:var(--primary-dark);color:#fff;box-shadow:var(--shadow-gold);transform:translateY(-1px)}
        .btn-header-cta i{font-size:0.85rem}
        .navbar-toggler-custom{display:none;width:40px;height:40px;border-radius:var(--radius-sm);background:var(--bg-alt);color:var(--text);font-size:1.2rem;align-items:center;justify-content:center;border:none;cursor:pointer;transition:all var(--transition)}
        .navbar-toggler-custom:hover{background:var(--border)}
        @media(max-width:1024px){
            .nav-links{gap:2px}
            .nav-links li a{padding:7px 13px;font-size:0.9rem}
            .btn-header-cta span{display:none}
            .btn-header-cta{width:38px;height:38px;padding:0;justify-content:center;border-radius:50%}
            .btn-header-cta i{margin:0;font-size:0.9rem}
        }
        @media(max-width:768px){
            .navbar-toggler-custom{display:flex}
            .nav-links{position:fixed;top:var(--header-height);left:0;right:0;background:#fff;flex-direction:column;padding:16px;gap:4px;border-bottom:1px solid var(--border);box-shadow:var(--shadow-lg);transform:translateY(-110%);opacity:0;pointer-events:none;transition:all var(--transition);z-index:1049}
            .nav-links.show{transform:translateY(0);opacity:1;pointer-events:auto}
            .nav-links li a{width:100%;justify-content:center;padding:12px 18px;border-radius:var(--radius);font-size:1rem}
            .header-actions{gap:6px}
        }

        /* Page Banner */
        .page-banner{position:relative;background:var(--secondary);min-height:340px;display:flex;align-items:center;overflow:hidden}
        .page-banner .banner-bg{position:absolute;inset:0;background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;opacity:0.35}
        .page-banner .banner-overlay{position:absolute;inset:0;background:linear-gradient(135deg,rgba(26,32,48,0.88) 0%,rgba(26,32,48,0.55) 60%,rgba(26,32,48,0.78) 100%)}
        .page-banner .banner-content{position:relative;z-index:2;text-align:center;padding:60px 0}
        .page-banner .banner-badge{display:inline-block;padding:6px 16px;border-radius:20px;background:rgba(200,150,62,0.2);color:var(--primary-light);font-size:0.85rem;font-weight:600;letter-spacing:0.5px;margin-bottom:16px}
        .page-banner h1{font-size:2.8rem;font-weight:800;color:#fff;margin-bottom:12px;letter-spacing:-0.5px}
        .page-banner h1 .highlight{color:var(--primary-light)}
        .page-banner .banner-desc{font-size:1.15rem;color:rgba(255,255,255,0.78);max-width:600px;margin:0 auto}
        @media(max-width:768px){
            .page-banner{min-height:260px}
            .page-banner .banner-content{padding:40px 0}
            .page-banner h1{font-size:1.9rem}
            .page-banner .banner-desc{font-size:1rem}
        }

        /* Section通用 */
        .section{padding:var(--section-gap) 0}
        .section-header{text-align:center;margin-bottom:48px}
        .section-header .section-label{display:inline-block;padding:5px 14px;border-radius:16px;background:rgba(200,150,62,0.1);color:var(--primary-dark);font-size:0.85rem;font-weight:600;letter-spacing:0.4px;margin-bottom:10px}
        .section-header h2{font-size:2.2rem;font-weight:800;margin-bottom:8px;letter-spacing:-0.3px}
        .section-header .section-subtitle{color:var(--text-muted);font-size:1.05rem;max-width:560px;margin:0 auto}
        @media(max-width:768px){
            .section{padding:44px 0}
            .section-header{margin-bottom:32px}
            .section-header h2{font-size:1.7rem}
        }

        /* 权益亮点卡片 */
        .benefit-card{background:var(--surface);border-radius:var(--radius-lg);padding:28px 24px;border:1px solid var(--border-light);transition:all var(--transition);height:100%;text-align:center}
        .benefit-card:hover{border-color:var(--primary-light);box-shadow:var(--shadow);transform:translateY(-4px)}
        .benefit-card .benefit-icon{width:56px;height:56px;border-radius:var(--radius);background:linear-gradient(135deg,rgba(200,150,62,0.15),rgba(200,150,62,0.06));display:flex;align-items:center;justify-content:center;margin:0 auto 16px;font-size:1.5rem;color:var(--primary)}
        .benefit-card h4{font-size:1.1rem;font-weight:700;margin-bottom:6px}
        .benefit-card p{color:var(--text-muted);font-size:0.93rem;margin:0;line-height:1.6}

        /* 套餐对比 */
        .pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch}
        .pricing-card{background:var(--surface);border-radius:var(--radius-xl);padding:36px 28px;border:1px solid var(--border-light);text-align:center;position:relative;transition:all var(--transition);display:flex;flex-direction:column}
        .pricing-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-6px)}
        .pricing-card.featured{border:2px solid var(--primary);box-shadow:var(--shadow-gold);background:linear-gradient(180deg,#fffdf8 0%,#fff 100%)}
        .pricing-card .popular-badge{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:var(--primary);color:#fff;padding:5px 18px;border-radius:14px;font-size:0.8rem;font-weight:700;letter-spacing:0.3px;white-space:nowrap}
        .pricing-card .tier-icon{font-size:2.4rem;margin-bottom:8px}
        .pricing-card h3{font-size:1.35rem;font-weight:700;margin-bottom:4px}
        .pricing-card .tier-name-en{font-size:0.85rem;color:var(--text-muted);margin-bottom:14px}
        .pricing-card .price{font-size:2.6rem;font-weight:800;color:var(--secondary);margin-bottom:4px}
        .pricing-card .price-period{font-size:0.9rem;color:var(--text-muted);margin-bottom:18px}
        .pricing-card .feature-list{text-align:left;margin-bottom:24px;flex-grow:1}
        .pricing-card .feature-list li{padding:7px 0;font-size:0.93rem;color:var(--text-secondary);border-bottom:1px solid var(--border-light);display:flex;align-items:center;gap:8px}
        .pricing-card .feature-list li i{color:var(--primary);font-size:0.85rem;flex-shrink:0}
        .pricing-card .feature-list li.disabled{color:var(--text-muted);text-decoration:line-through;opacity:0.55}
        .pricing-card .feature-list li.disabled i{color:#c0c0c0}
        .btn-tier{display:inline-block;padding:12px 28px;border-radius:24px;font-weight:600;font-size:0.95rem;transition:all var(--transition);width:100%;text-align:center}
        .btn-tier-silver{background:var(--bg-alt);color:var(--text);border:1px solid var(--border)}
        .btn-tier-silver:hover{background:var(--border);color:var(--text)}
        .btn-tier-gold{background:var(--primary);color:#fff}
        .btn-tier-gold:hover{background:var(--primary-dark);color:#fff;box-shadow:var(--shadow-gold)}
        .btn-tier-diamond{background:var(--secondary);color:#fff}
        .btn-tier-diamond:hover{background:var(--secondary-light);color:#fff;box-shadow:var(--shadow-lg)}
        @media(max-width:992px){
            .pricing-grid{grid-template-columns:1fr;max-width:480px;margin:0 auto;gap:20px}
        }

        /* 专属服务图文区 */
        .service-row{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;margin-bottom:48px}
        .service-row:last-child{margin-bottom:0}
        .service-row.reverse{direction:rtl}
        .service-row.reverse .service-text{direction:ltr}
        .service-row .service-img{border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow);aspect-ratio:4/3}
        .service-row .service-img img{width:100%;height:100%;object-fit:cover}
        .service-row .service-text h3{font-size:1.5rem;font-weight:700;margin-bottom:10px}
        .service-row .service-text p{color:var(--text-secondary);font-size:1rem;line-height:1.75;margin-bottom:16px}
        .service-row .service-list{list-style:none;padding:0}
        .service-row .service-list li{padding:6px 0;font-size:0.95rem;color:var(--text-secondary);display:flex;align-items:flex-start;gap:8px}
        .service-row .service-list li::before{content:'✓';color:var(--primary);font-weight:700;flex-shrink:0}
        @media(max-width:768px){
            .service-row{grid-template-columns:1fr;gap:24px}
            .service-row.reverse{direction:ltr}
            .service-row .service-img{aspect-ratio:16/9}
        }

        /* 数据统计 */
        .stats-row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
        .stat-card{background:var(--surface);border-radius:var(--radius-lg);padding:28px 20px;text-align:center;border:1px solid var(--border-light);transition:all var(--transition)}
        .stat-card:hover{box-shadow:var(--shadow);transform:translateY(-3px)}
        .stat-card .stat-number{font-size:2.6rem;font-weight:800;color:var(--primary);letter-spacing:-0.5px}
        .stat-card .stat-unit{font-size:1.2rem;font-weight:600;color:var(--primary-dark)}
        .stat-card .stat-label{font-size:0.9rem;color:var(--text-muted);margin-top:4px}
        @media(max-width:768px){
            .stats-row{grid-template-columns:repeat(2,1fr);gap:14px}
            .stat-card{padding:20px 14px}
            .stat-card .stat-number{font-size:2rem}
        }

        /* FAQ */
        .faq-wrapper{max-width:760px;margin:0 auto}
        .faq-item{border:1px solid var(--border-light);border-radius:var(--radius);margin-bottom:10px;overflow:hidden;background:var(--surface);transition:all var(--transition)}
        .faq-item:hover{border-color:var(--border)}
        .faq-question{width:100%;padding:18px 22px;background:transparent;text-align:left;font-size:1.02rem;font-weight:600;color:var(--text);display:flex;align-items:center;justify-content:space-between;gap:12px;cursor:pointer;transition:all var(--transition);border:none;outline:none}
        .faq-question:hover{color:var(--primary-dark)}
        .faq-question i{transition:transform var(--transition);color:var(--primary);font-size:0.9rem;flex-shrink:0}
        .faq-question[aria-expanded="true"] i{transform:rotate(180deg)}
        .faq-answer{padding:0 22px 18px;font-size:0.95rem;color:var(--text-secondary);line-height:1.75;display:none}
        .faq-answer.show{display:block}
        @media(max-width:768px){
            .faq-question{padding:14px 16px;font-size:0.95rem}
            .faq-answer{padding:0 16px 14px;font-size:0.9rem}
        }

        /* CTA */
        .cta-section{background:var(--secondary);border-radius:var(--radius-xl);padding:56px 40px;text-align:center;position:relative;overflow:hidden;margin:0 24px}
        .cta-section .cta-bg-pattern{position:absolute;inset:0;background:radial-gradient(ellipse at 30% 50%,rgba(200,150,62,0.15) 0%,transparent 60%),radial-gradient(ellipse at 70% 20%,rgba(200,150,62,0.08) 0%,transparent 50%);pointer-events:none}
        .cta-section .cta-content{position:relative;z-index:1}
        .cta-section h2{font-size:2rem;font-weight:800;color:#fff;margin-bottom:8px}
        .cta-section p{color:rgba(255,255,255,0.75);font-size:1.05rem;margin-bottom:24px;max-width:500px;margin-left:auto;margin-right:auto}
        .btn-cta-large{display:inline-flex;align-items:center;gap:8px;padding:14px 34px;border-radius:26px;font-size:1rem;font-weight:700;background:var(--primary);color:#fff;transition:all var(--transition)}
        .btn-cta-large:hover{background:var(--primary-dark);color:#fff;box-shadow:var(--shadow-gold);transform:translateY(-2px)}
        .btn-cta-outline{display:inline-flex;align-items:center;gap:8px;padding:14px 34px;border-radius:26px;font-size:1rem;font-weight:600;background:transparent;color:#fff;border:2px solid rgba(255,255,255,0.35);transition:all var(--transition);margin-left:12px}
        .btn-cta-outline:hover{background:rgba(255,255,255,0.08);border-color:#fff;color:#fff}
        @media(max-width:768px){
            .cta-section{margin:0 16px;padding:40px 20px;border-radius:var(--radius-lg)}
            .cta-section h2{font-size:1.5rem}
            .btn-cta-outline{margin-left:0;margin-top:10px}
        }

        /* Footer */
        .site-footer{background:var(--secondary);color:rgba(255,255,255,0.7);padding:48px 0 24px;margin-top:var(--section-gap)}
        .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:40px;margin-bottom:32px}
        .footer-brand{font-size:1.2rem;font-weight:700;color:#fff;margin-bottom:10px}
        .footer-desc{font-size:0.9rem;line-height:1.7;color:rgba(255,255,255,0.6)}
        .footer-heading{font-weight:700;color:#fff;margin-bottom:14px;font-size:0.95rem}
        .footer-links li{margin-bottom:7px}
        .footer-links a{font-size:0.9rem;color:rgba(255,255,255,0.55);transition:color var(--transition)}
        .footer-links a:hover{color:var(--primary-light)}
        .footer-bottom{text-align:center;padding-top:20px;border-top:1px solid rgba(255,255,255,0.1);font-size:0.85rem;color:rgba(255,255,255,0.4)}
        @media(max-width:768px){
            .footer-grid{grid-template-columns:1fr;gap:28px}
        }

        /* 通用按钮与交互 */
        .btn-outline-gold{display:inline-flex;align-items:center;gap:6px;padding:10px 22px;border-radius:22px;font-weight:600;font-size:0.93rem;border:1.5px solid var(--primary);color:var(--primary-dark);background:transparent;transition:all var(--transition)}
        .btn-outline-gold:hover{background:var(--primary);color:#fff;box-shadow:var(--shadow-gold)}
        .text-gold{color:var(--primary)}
        .text-gold-dark{color:var(--primary-dark)}

        /* 动画 */
        @keyframes fadeInUp{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}
        .animate-in{animation:fadeInUp 0.6s ease forwards}
        .delay-1{animation-delay:0.1s}
        .delay-2{animation-delay:0.2s}
        .delay-3{animation-delay:0.3s}
        .delay-4{animation-delay:0.4s}

        /* 面包屑 */
        .breadcrumb-row{padding:16px 0;font-size:0.88rem;color:var(--text-muted)}
        .breadcrumb-row a{color:var(--text-secondary);transition:color var(--transition)}
        .breadcrumb-row a:hover{color:var(--primary-dark)}
        .breadcrumb-row .separator{margin:0 8px;color:var(--border)}
        .breadcrumb-row .current{color:var(--text);font-weight:500}