/* roulang page: index */
:root {
            --deep-blue: #0B1E3C;
            --deep-blue-light: #152C4B;
            --champagne-gold: #C9A85B;
            --champagne-gold-dark: #B8923D;
            --bg-light: #F7F8FA;
            --bg-light-blue: #F0F4FA;
            --white: #FFFFFF;
            --growth-green: #2E8B57;
            --warning-orange: #E67E22;
            --neutral-gray: #6B7280;
            --text-dark: #1a1a2e;
            --text-body: #374151;
            --text-light: #6B7280;
            --border-light: #E5E7EB;
            --card-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --card-shadow-hover: 0 8px 20px rgba(0, 0, 0, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --transition-base: 0.2s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-stack);
            line-height: 1.8;
            color: var(--text-body);
            background-color: var(--bg-light);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
        }

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

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

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

        input,
        textarea {
            font-family: inherit;
            outline: none;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            font-size: 1rem;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
            width: 100%;
            background: var(--white);
        }

        input:focus,
        textarea:focus {
            border-color: var(--deep-blue);
            box-shadow: 0 0 0 3px rgba(11, 30, 60, 0.1);
        }

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

        /* Header & Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--white);
            border-bottom: 1px solid transparent;
            transition: box-shadow var(--transition-base), border-color var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
            border-bottom-color: var(--border-light);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 14px 20px;
            position: relative;
            max-width: 1200px;
            margin: 0 auto;
        }

        .nav-logo {
            flex-shrink: 0;
            z-index: 1001;
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--deep-blue);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .nav-logo img {
            width: 40px;
            height: 40px;
            border-radius: 6px;
            object-fit: contain;
        }

        .nav-left,
        .nav-right {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            flex-shrink: 0;
        }

        .nav-left {
            margin-right: auto;
            padding-right: 20px;
        }

        .nav-right {
            margin-left: auto;
            padding-left: 20px;
        }

        .nav-left a,
        .nav-right a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-body);
            border-radius: 6px;
            white-space: nowrap;
            position: relative;
            transition: color var(--transition-base), background var(--transition-base);
        }

        .nav-left a:hover,
        .nav-right a:hover {
            color: var(--deep-blue);
            background: rgba(11, 30, 60, 0.04);
        }

        .nav-left a.active,
        .nav-right a.active {
            color: var(--champagne-gold);
            font-weight: 600;
        }

        .nav-left a.active::after,
        .nav-right a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--champagne-gold);
            border-radius: 1px;
        }

        /* Mobile Menu Toggle */
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--deep-blue);
            z-index: 1001;
            padding: 8px;
            cursor: pointer;
            line-height: 1;
        }

        .mobile-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.5);
            z-index: 999;
            opacity: 0;
            transition: opacity var(--transition-base);
        }

        .mobile-overlay.open {
            display: block;
            opacity: 1;
        }

        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 0;
            right: 0;
            width: 280px;
            height: 100vh;
            background: var(--white);
            z-index: 1000;
            padding: 80px 24px 40px;
            overflow-y: auto;
            transform: translateX(100%);
            transition: transform var(--transition-base);
            box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
        }

        .mobile-nav-panel.open {
            transform: translateX(0);
        }

        .mobile-nav-panel a {
            display: block;
            padding: 12px 16px;
            font-size: 1rem;
            font-weight: 500;
            color: var(--text-body);
            border-radius: 8px;
            margin-bottom: 4px;
            transition: background var(--transition-base), color var(--transition-base);
        }

        .mobile-nav-panel a:hover {
            background: rgba(11, 30, 60, 0.04);
            color: var(--deep-blue);
        }

        .mobile-nav-panel a.active {
            color: var(--champagne-gold);
            font-weight: 600;
            background: rgba(201, 168, 91, 0.08);
        }

        /* Section styling */
        .section-block {
            padding: 80px 0;
        }

        .section-block.section-alt {
            background: var(--white);
        }

        .section-block.section-dark {
            background: var(--deep-blue);
            color: #e0e4ea;
        }

        .section-block.section-light-blue {
            background: var(--bg-light-blue);
        }

        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--deep-blue);
            text-align: center;
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--text-light);
            text-align: center;
            margin-bottom: 48px;
            max-width: 640px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.7;
        }

        /* Buttons */
        .btn-primary {
            display: inline-block;
            background: var(--champagne-gold);
            color: var(--deep-blue);
            font-weight: 600;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            transition: background var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
            text-align: center;
            border: none;
            cursor: pointer;
        }

        .btn-primary:hover {
            background: var(--champagne-gold-dark);
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(201, 168, 91, 0.3);
        }
        .btn-primary:focus-visible {
            outline: 3px solid var(--deep-blue);
            outline-offset: 2px;
        }

        .btn-secondary {
            display: inline-block;
            background: transparent;
            color: var(--deep-blue);
            font-weight: 600;
            padding: 10px 26px;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            border: 2px solid var(--deep-blue);
            transition: background var(--transition-base), color var(--transition-base), transform var(--transition-base);
            text-align: center;
            cursor: pointer;
        }

        .btn-secondary:hover {
            background: var(--deep-blue);
            color: var(--white);
            transform: translateY(-1px);
        }
        .btn-secondary:focus-visible {
            outline: 3px solid var(--deep-blue);
            outline-offset: 2px;
        }

        .btn-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--champagne-gold);
            font-weight: 500;
            font-size: 0.95rem;
            border-bottom: 1px solid transparent;
            transition: border-color var(--transition-base), color var(--transition-base);
            cursor: pointer;
            background: none;
            padding: 0;
        }

        .btn-link:hover {
            border-bottom-color: var(--champagne-gold);
            color: var(--champagne-gold-dark);
        }
        .btn-link .arrow {
            transition: transform var(--transition-base);
        }
        .btn-link:hover .arrow {
            transform: translateX(4px);
        }

        /* Cards */
        .card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--card-shadow);
            transition: transform var(--transition-base), box-shadow var(--transition-base);
        }

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

        .card-img {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
            border-radius: var(--radius-sm);
            background: #e8eaef;
            margin-bottom: 16px;
        }

        .card-tag {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 20px;
            margin-bottom: 8px;
            letter-spacing: 0.3px;
        }

        .tag-gold {
            background: rgba(201, 168, 91, 0.15);
            color: #8a6d2b;
        }
        .tag-green {
            background: rgba(46, 139, 87, 0.12);
            color: #1e5e3a;
        }
        .tag-blue {
            background: rgba(11, 30, 60, 0.08);
            color: var(--deep-blue);
        }

        /* Metric cards */
        .metric-card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 20px 20px;
            text-align: center;
            box-shadow: var(--card-shadow);
            transition: transform var(--transition-base);
        }
        .metric-card:hover {
            transform: translateY(-3px);
        }
        .metric-number {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--champagne-gold);
            line-height: 1.2;
            margin-bottom: 4px;
            letter-spacing: -0.5px;
        }
        .metric-number.green {
            color: var(--growth-green);
        }
        .metric-label {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.5;
        }
        .metric-trend {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--growth-green);
            margin-top: 4px;
        }

        /* Comparison */
        .compare-panel {
            border-radius: var(--radius-md);
            padding: 28px 24px;
        }
        .compare-panel.before {
            background: #FDE8E8;
            border: 1px solid #f5c6c6;
        }
        .compare-panel.after {
            background: #E8F5E9;
            border: 1px solid #b9dfc4;
        }
        .compare-item {
            padding: 10px 0;
            border-bottom: 1px solid rgba(0, 0, 0, 0.06);
            font-size: 0.95rem;
            line-height: 1.6;
        }
        .compare-item:last-child {
            border-bottom: none;
        }
        .compare-label {
            font-weight: 700;
            font-size: 0.85rem;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 2px;
        }

        /* FAQ Accordion */
        .faq-accordion {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            border-bottom: 1px solid var(--border-light);
            overflow: hidden;
        }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: 18px 16px;
            background: #f9fafb;
            border: none;
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--deep-blue);
            cursor: pointer;
            display: flex;
            align-items: flex-start;
            gap: 12px;
            transition: background var(--transition-base);
            font-family: inherit;
            line-height: 1.5;
            border-radius: 0;
        }
        .faq-question:hover {
            background: #f0f2f5;
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--champagne-gold);
            color: var(--white);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.9rem;
            transition: transform var(--transition-base);
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
            background: var(--deep-blue);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            background: var(--white);
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 16px 16px 20px 56px;
        }
        .faq-answer p {
            margin: 0;
            line-height: 1.8;
            color: var(--text-body);
            font-size: 0.95rem;
        }

        /* News list */
        .news-list-item {
            display: flex;
            gap: 20px;
            padding: 20px 0;
            border-bottom: 1px solid var(--border-light);
            align-items: flex-start;
            transition: background var(--transition-base);
        }
        .news-list-item:hover {
            background: rgba(201, 168, 91, 0.03);
        }
        .news-date {
            flex-shrink: 0;
            width: 60px;
            text-align: center;
            color: var(--champagne-gold);
            font-weight: 700;
            font-size: 0.85rem;
            line-height: 1.4;
            padding-top: 2px;
        }
        .news-date .day {
            font-size: 1.6rem;
            display: block;
            line-height: 1;
        }
        .news-content {
            flex: 1;
        }
        .news-content h3 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--deep-blue);
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .news-content p {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.6;
            margin-bottom: 8px;
        }

        /* Form */
        .form-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            padding: 40px 32px;
            box-shadow: var(--card-shadow);
            max-width: 600px;
            margin: 0 auto;
        }
        .form-group {
            margin-bottom: 18px;
        }
        .form-group label {
            display: block;
            font-weight: 600;
            margin-bottom: 6px;
            color: var(--deep-blue);
            font-size: 0.9rem;
        }
        .form-submit {
            width: 100%;
            padding: 14px;
            font-size: 1.05rem;
            font-weight: 700;
            background: var(--champagne-gold);
            color: var(--deep-blue);
            border: none;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: background var(--transition-base), transform var(--transition-base);
            letter-spacing: 0.5px;
        }
        .form-submit:hover {
            background: var(--champagne-gold-dark);
            transform: translateY(-1px);
        }
        .form-submit:focus-visible {
            outline: 3px solid var(--deep-blue);
            outline-offset: 2px;
        }
        .input-error {
            border-color: #e74c3c !important;
            box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.1) !important;
        }
        .input-success {
            border-color: var(--growth-green) !important;
            box-shadow: 0 0 0 3px rgba(46, 139, 87, 0.1) !important;
        }
        .error-msg {
            color: #e74c3c;
            font-size: 0.8rem;
            margin-top: 4px;
            display: none;
        }

        /* Guarantee icons */
        .guarantee-row {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            justify-content: center;
            text-align: center;
        }
        .guarantee-item {
            flex: 1;
            min-width: 140px;
            max-width: 200px;
        }
        .guarantee-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(201, 168, 91, 0.12);
            margin: 0 auto 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--champagne-gold);
        }
        .guarantee-item h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--deep-blue);
            margin-bottom: 4px;
        }
        .guarantee-item p {
            font-size: 0.8rem;
            color: var(--text-light);
            line-height: 1.5;
        }

        /* Version update */
        .version-item {
            display: flex;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px dashed var(--border-light);
            align-items: flex-start;
        }
        .version-badge {
            flex-shrink: 0;
            background: var(--deep-blue);
            color: var(--white);
            font-size: 0.75rem;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 20px;
            white-space: nowrap;
        }
        .version-info h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--deep-blue);
            margin-bottom: 2px;
        }
        .version-info p {
            font-size: 0.85rem;
            color: var(--text-light);
            line-height: 1.5;
            margin: 0;
        }

        /* Footer */
        .site-footer {
            background: var(--deep-blue);
            color: #c0c7d2;
            padding: 40px 0 24px;
            font-size: 0.9rem;
            line-height: 1.7;
        }
        .footer-inner {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            justify-content: space-between;
            align-items: flex-start;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .footer-brand {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 8px;
        }
        .footer-links {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            align-items: center;
        }
        .footer-links a {
            color: #c0c7d2;
            transition: color var(--transition-base);
        }
        .footer-links a:hover {
            color: var(--champagne-gold);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 24px;
            padding-top: 20px;
            text-align: center;
            font-size: 0.8rem;
            color: #8a94a3;
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 20px;
            padding-right: 20px;
        }
        .footer-bottom span {
            display: inline-block;
            margin: 0 8px;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .nav-left a,
            .nav-right a {
                padding: 6px 10px;
                font-size: 0.85rem;
            }
            .nav-left {
                padding-right: 10px;
                gap: 2px;
            }
            .nav-right {
                padding-left: 10px;
                gap: 2px;
            }
            .section-block {
                padding: 56px 0;
            }
            .metric-number {
                font-size: 2rem;
            }
        }

        @media (max-width: 768px) {
            .nav-left,
            .nav-right {
                display: none;
            }
            .mobile-menu-toggle {
                display: block;
                position: absolute;
                right: 16px;
                top: 50%;
                transform: translateY(-50%);
            }
            .mobile-nav-panel {
                display: block;
            }
            .header-inner {
                justify-content: flex-start;
                padding: 12px 16px;
            }
            .nav-logo {
                margin-right: auto;
            }
            .section-block {
                padding: 40px 0;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .section-subtitle {
                font-size: 0.9rem;
                margin-bottom: 32px;
            }
            .card {
                padding: 18px;
            }
            .metric-card {
                padding: 16px;
            }
            .metric-number {
                font-size: 1.8rem;
            }
            .compare-panel {
                padding: 20px 16px;
            }
            .form-card {
                padding: 28px 18px;
            }
            .news-list-item {
                flex-direction: column;
                gap: 8px;
            }
            .news-date {
                width: auto;
                text-align: left;
                display: flex;
                gap: 6px;
                align-items: baseline;
            }
            .news-date .day {
                font-size: 1.2rem;
                display: inline;
            }
            .guarantee-row {
                gap: 16px;
            }
            .guarantee-item {
                min-width: 120px;
                flex: 0 0 calc(50% - 16px);
                max-width: calc(50% - 16px);
            }
            .footer-inner {
                flex-direction: column;
                gap: 20px;
                text-align: center;
                align-items: center;
            }
            .footer-links {
                justify-content: center;
            }
        }

        @media (max-width: 520px) {
            .section-block {
                padding: 32px 0;
            }
            .section-title {
                font-size: 1.25rem;
            }
            .btn-primary,
            .btn-secondary {
                padding: 10px 20px;
                font-size: 0.9rem;
                width: 100%;
                text-align: center;
            }
            .metric-card {
                padding: 14px;
            }
            .metric-number {
                font-size: 1.5rem;
            }
            .guarantee-item {
                flex: 0 0 100%;
                max-width: 100%;
            }
            .form-card {
                padding: 20px 14px;
            }
            .faq-question {
                font-size: 0.95rem;
                padding: 14px 10px;
            }
            .faq-item.open .faq-answer {
                padding: 12px 10px 16px 44px;
            }
        }

        /* Animations */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .animate-fade-in-up {
            animation: fadeInUp 0.5s ease forwards;
        }
        .delay-100 {
            animation-delay: 0.1s;
        }
        .delay-200 {
            animation-delay: 0.2s;
        }
        .delay-300 {
            animation-delay: 0.3s;
        }
        .delay-400 {
            animation-delay: 0.4s;
        }
        .delay-500 {
            animation-delay: 0.5s;
        }

/* roulang page: category3 */
:root {
            --deep-blue: #0B1E3C;
            --deep-blue-light: #152C4B;
            --champagne-gold: #C9A85B;
            --champagne-gold-dark: #B8923D;
            --bg-light: #F7F8FA;
            --bg-light-blue: #F0F4FA;
            --white: #FFFFFF;
            --growth-green: #2E8B57;
            --warning-orange: #E67E22;
            --neutral-gray: #6B7280;
            --text-dark: #1a1a2e;
            --text-body: #374151;
            --text-light: #6B7280;
            --border-light: #E5E7EB;
            --card-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --card-shadow-hover: 0 8px 20px rgba(0, 0, 0, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --transition-base: 0.2s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", sans-serif;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-stack);
            line-height: 1.8;
            color: var(--text-body);
            background-color: var(--bg-light);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
            margin: 0;
            padding: 0;
        }

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

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

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

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

        input,
        textarea {
            font-family: inherit;
            outline: none;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            font-size: 1rem;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
            width: 100%;
            background: var(--white);
        }

        input:focus,
        textarea:focus {
            border-color: var(--deep-blue);
            box-shadow: 0 0 0 3px rgba(11, 30, 60, 0.1);
        }

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

        /* Header & Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--white);
            border-bottom: 1px solid transparent;
            transition: box-shadow var(--transition-base), border-color var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
            border-bottom-color: var(--border-light);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 14px 20px;
            position: relative;
            max-width: 1200px;
            margin: 0 auto;
        }

        .nav-logo {
            flex-shrink: 0;
            z-index: 1001;
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--deep-blue);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .nav-logo img {
            width: 40px;
            height: 40px;
            border-radius: 6px;
            object-fit: contain;
        }

        .nav-left,
        .nav-right {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            flex-shrink: 0;
            margin: 0;
            padding: 0;
        }

        .nav-left {
            margin-right: auto;
            padding-right: 20px;
        }

        .nav-right {
            margin-left: auto;
            padding-left: 20px;
        }

        .nav-left a,
        .nav-right a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-body);
            border-radius: 6px;
            white-space: nowrap;
            position: relative;
            transition: color var(--transition-base), background var(--transition-base);
        }

        .nav-left a:hover,
        .nav-right a:hover {
            color: var(--deep-blue);
            background: rgba(11, 30, 60, 0.04);
        }

        .nav-left a.active,
        .nav-right a.active {
            color: var(--champagne-gold);
            font-weight: 600;
        }

        .nav-left a.active::after,
        .nav-right a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--champagne-gold);
            border-radius: 1px;
        }

        /* Mobile Menu Toggle */
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--deep-blue);
            z-index: 1001;
            padding: 8px;
            cursor: pointer;
            line-height: 1;
        }

        .mobile-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.5);
            z-index: 999;
            opacity: 0;
            transition: opacity var(--transition-base);
        }

        .mobile-overlay.open {
            display: block;
            opacity: 1;
        }

        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 0;
            right: 0;
            width: 280px;
            height: 100vh;
            background: var(--white);
            z-index: 1000;
            padding: 80px 24px 40px;
            overflow-y: auto;
            transform: translateX(100%);
            transition: transform var(--transition-base);
            box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
        }

        .mobile-nav-panel.open {
            transform: translateX(0);
        }

        .mobile-nav-panel ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .mobile-nav-panel li {
            margin-bottom: 4px;
        }

        .mobile-nav-panel a {
            display: block;
            padding: 12px 16px;
            font-size: 1rem;
            font-weight: 500;
            color: var(--text-body);
            border-radius: 8px;
            transition: background var(--transition-base), color var(--transition-base);
        }

        .mobile-nav-panel a:hover {
            background: rgba(11, 30, 60, 0.04);
            color: var(--deep-blue);
        }

        .mobile-nav-panel a.active {
            color: var(--champagne-gold);
            font-weight: 600;
            background: rgba(201, 168, 91, 0.06);
        }

        /* Breadcrumb */
        .breadcrumb-nav {
            padding: 16px 0;
            font-size: 0.9rem;
            color: var(--text-light);
        }

        .breadcrumb-nav a {
            color: var(--text-light);
            transition: color var(--transition-base);
        }

        .breadcrumb-nav a:hover {
            color: var(--champagne-gold);
        }

        .breadcrumb-nav .separator {
            margin: 0 8px;
            color: var(--border-light);
        }

        .breadcrumb-nav .current {
            color: var(--deep-blue);
            font-weight: 500;
        }

        /* Category Banner */
        .category-banner {
            background: linear-gradient(135deg, var(--deep-blue) 0%, var(--deep-blue-light) 100%);
            position: relative;
            overflow: hidden;
            padding: 60px 0 50px;
            min-height: 280px;
            display: flex;
            align-items: center;
        }

        .category-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.18;
            z-index: 0;
        }

        .category-banner-content {
            position: relative;
            z-index: 1;
            max-width: 800px;
        }

        .category-banner h1 {
            font-size: 2.25rem;
            font-weight: 700;
            color: var(--white);
            line-height: 1.3;
            margin: 0 0 16px 0;
        }

        .category-banner .category-desc {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.8;
            margin: 0;
        }

        .category-banner .highlight-num {
            color: var(--champagne-gold);
            font-weight: 700;
        }

        /* Stats Row */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: -40px;
            position: relative;
            z-index: 2;
            padding: 0 20px;
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
        }

        .stat-card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            text-align: center;
            box-shadow: var(--card-shadow);
            transition: transform var(--transition-base), box-shadow var(--transition-base);
        }

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

        .stat-card .stat-num {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--deep-blue);
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .stat-card .stat-num.gold {
            color: var(--champagne-gold);
        }

        .stat-card .stat-label {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.5;
        }

        /* Section */
        .section {
            padding: 60px 0;
        }

        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--text-dark);
            text-align: center;
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .section-subtitle {
            text-align: center;
            color: var(--text-light);
            font-size: 1rem;
            margin-bottom: 40px;
            line-height: 1.7;
        }

        /* Article Grid */
        .article-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .article-card {
            background: var(--white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--card-shadow);
            transition: transform var(--transition-base), box-shadow var(--transition-base);
            display: flex;
            flex-direction: column;
        }

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

        .article-card-img {
            width: 100%;
            aspect-ratio: 16 / 10;
            object-fit: cover;
            display: block;
            background: #e8ecf1;
        }

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

        .article-card-date {
            font-size: 0.8rem;
            color: var(--champagne-gold);
            font-weight: 500;
            margin-bottom: 8px;
            letter-spacing: 0.3px;
        }

        .article-card-title {
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--text-dark);
            margin: 0 0 10px 0;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .article-card-summary {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.7;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 4;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 14px;
        }

        .article-card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--champagne-gold);
            transition: color var(--transition-base), gap var(--transition-base);
            align-self: flex-start;
            position: relative;
        }

        .article-card-link::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 1.5px;
            background: var(--champagne-gold);
            transition: width var(--transition-base);
        }

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

        .article-card-link:hover::after {
            width: 100%;
        }

        .article-card-link i {
            font-size: 0.75rem;
            transition: transform var(--transition-base);
        }

        .article-card-link:hover i {
            transform: translateX(3px);
        }

        /* Hidden articles */
        .article-card.hidden-article {
            display: none;
        }

        .article-card.hidden-article.visible {
            display: flex;
            animation: fadeInUp 0.4s ease forwards;
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* Load More */
        .load-more-wrap {
            text-align: center;
            margin-top: 36px;
        }

        .btn-load-more {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            border: 2px solid var(--deep-blue);
            color: var(--deep-blue);
            padding: 12px 32px;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-base);
        }

        .btn-load-more:hover {
            background: var(--deep-blue);
            color: var(--white);
        }

        .btn-load-more:disabled {
            opacity: 0.5;
            cursor: not-allowed;
            pointer-events: none;
        }

        .btn-load-more i {
            transition: transform var(--transition-base);
        }

        .btn-load-more:hover i {
            transform: rotate(180deg);
        }

        /* Pagination */
        .pagination {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 8px;
            margin-top: 40px;
            flex-wrap: wrap;
        }

        .pagination a,
        .pagination span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 500;
            transition: all var(--transition-base);
            border: 1px solid var(--border-light);
            background: var(--white);
            color: var(--text-body);
        }

        .pagination a:hover {
            border-color: var(--champagne-gold);
            color: var(--champagne-gold);
            background: rgba(201, 168, 91, 0.04);
        }

        .pagination .active-page {
            background: var(--deep-blue);
            color: var(--white);
            border-color: var(--deep-blue);
            font-weight: 600;
        }

        .pagination .page-dots {
            border: none;
            background: transparent;
            color: var(--text-light);
            width: auto;
            padding: 0 4px;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, var(--deep-blue) 0%, #1a3355 100%);
            padding: 60px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.1;
            z-index: 0;
        }

        .cta-section .container {
            position: relative;
            z-index: 1;
        }

        .cta-section h2 {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .cta-section p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 1rem;
            line-height: 1.7;
            margin-bottom: 28px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .btn-cta-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--champagne-gold);
            color: var(--deep-blue);
            padding: 14px 32px;
            border-radius: var(--radius-sm);
            font-size: 1.05rem;
            font-weight: 700;
            cursor: pointer;
            transition: all var(--transition-base);
            text-decoration: none;
        }

        .btn-cta-primary:hover {
            background: var(--champagne-gold-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(201, 168, 91, 0.35);
        }

        .btn-cta-primary i {
            transition: transform var(--transition-base);
        }

        .btn-cta-primary:hover i {
            transform: translateX(4px);
        }

        /* Footer */
        .site-footer {
            background: var(--deep-blue);
            color: #b0b8c2;
            padding: 50px 0 30px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 36px;
        }

        .footer-logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--white);
            letter-spacing: 0.5px;
            margin-bottom: 4px;
        }

        .footer-heading {
            font-size: 1rem;
            font-weight: 600;
            color: var(--white);
            margin: 0 0 16px 0;
            letter-spacing: 0.3px;
        }

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

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

        .footer-links a {
            color: #b0b8c2;
            font-size: 0.9rem;
            transition: color var(--transition-base);
        }

        .footer-links a:hover {
            color: var(--champagne-gold);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            text-align: center;
            font-size: 0.85rem;
            color: #8892a0;
            line-height: 1.8;
        }

        .footer-bottom a {
            color: #8892a0;
            transition: color var(--transition-base);
        }

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

        /* Responsive */
        @media (max-width: 1024px) {
            .article-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                margin-top: -30px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
            .category-banner h1 {
                font-size: 1.85rem;
            }
        }

        @media (max-width: 768px) {
            .nav-left,
            .nav-right {
                display: none;
            }
            .mobile-menu-toggle {
                display: block;
                position: absolute;
                right: 20px;
                top: 50%;
                transform: translateY(-50%);
            }
            .mobile-nav-panel {
                display: block;
            }
            .header-inner {
                justify-content: flex-start;
                padding: 12px 16px;
            }
            .nav-logo {
                margin-right: auto;
            }
            .article-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
                margin-top: -20px;
                padding: 0 12px;
            }
            .stat-card {
                padding: 16px 12px;
            }
            .stat-card .stat-num {
                font-size: 1.6rem;
            }
            .category-banner {
                padding: 40px 0 36px;
                min-height: auto;
            }
            .category-banner h1 {
                font-size: 1.55rem;
            }
            .category-banner .category-desc {
                font-size: 0.95rem;
            }
            .section {
                padding: 40px 0;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .pagination a,
            .pagination span {
                width: 36px;
                height: 36px;
                font-size: 0.8rem;
            }
            .cta-section {
                padding: 40px 0;
            }
            .cta-section h2 {
                font-size: 1.4rem;
            }
            .btn-cta-primary {
                padding: 12px 24px;
                font-size: 0.95rem;
            }
            .btn-load-more {
                padding: 10px 24px;
                font-size: 0.9rem;
            }
        }

        @media (max-width: 520px) {
            .stats-row {
                grid-template-columns: 1fr;
                gap: 10px;
                margin-top: -16px;
            }
            .category-banner h1 {
                font-size: 1.35rem;
            }
            .pagination {
                gap: 4px;
            }
            .pagination a,
            .pagination span {
                width: 32px;
                height: 32px;
                font-size: 0.75rem;
            }
            .article-card-body {
                padding: 14px;
            }
            .article-card-title {
                font-size: 1rem;
            }
        }

/* roulang page: category2 */
:root {
            --deep-blue: #0B1E3C;
            --deep-blue-light: #152C4B;
            --champagne-gold: #C9A85B;
            --champagne-gold-dark: #B8923D;
            --bg-light: #F7F8FA;
            --bg-light-blue: #F0F4FA;
            --white: #FFFFFF;
            --growth-green: #2E8B57;
            --warning-orange: #E67E22;
            --neutral-gray: #6B7280;
            --text-dark: #1a1a2e;
            --text-body: #374151;
            --text-light: #6B7280;
            --border-light: #E5E7EB;
            --card-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --card-shadow-hover: 0 8px 20px rgba(0, 0, 0, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --transition-base: 0.2s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", sans-serif;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-stack);
            line-height: 1.8;
            color: var(--text-body);
            background-color: var(--bg-light);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
            margin: 0;
        }

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

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

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

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

        input,
        textarea {
            font-family: inherit;
            outline: none;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            font-size: 1rem;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
            width: 100%;
            background: var(--white);
        }

        input:focus,
        textarea:focus {
            border-color: var(--deep-blue);
            box-shadow: 0 0 0 3px rgba(11, 30, 60, 0.1);
        }

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

        /* Header & Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--white);
            border-bottom: 1px solid transparent;
            transition: box-shadow var(--transition-base), border-color var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
            border-bottom-color: var(--border-light);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 14px 20px;
            position: relative;
            max-width: 1200px;
            margin: 0 auto;
        }

        .nav-logo {
            flex-shrink: 0;
            z-index: 1001;
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--deep-blue);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .nav-logo img {
            width: 40px;
            height: 40px;
            border-radius: 6px;
            object-fit: contain;
        }

        .nav-left,
        .nav-right {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            flex-shrink: 0;
            margin: 0;
            padding: 0;
        }

        .nav-left {
            margin-right: auto;
            padding-right: 20px;
        }

        .nav-right {
            margin-left: auto;
            padding-left: 20px;
        }

        .nav-left a,
        .nav-right a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-body);
            border-radius: 6px;
            white-space: nowrap;
            position: relative;
            transition: color var(--transition-base), background var(--transition-base);
        }

        .nav-left a:hover,
        .nav-right a:hover {
            color: var(--deep-blue);
            background: rgba(11, 30, 60, 0.04);
        }

        .nav-left a.active,
        .nav-right a.active {
            color: var(--champagne-gold);
            font-weight: 600;
        }

        .nav-left a.active::after,
        .nav-right a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--champagne-gold);
            border-radius: 1px;
        }

        /* Mobile Menu Toggle */
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--deep-blue);
            z-index: 1001;
            padding: 8px;
            cursor: pointer;
            line-height: 1;
        }

        .mobile-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.5);
            z-index: 999;
            opacity: 0;
            transition: opacity var(--transition-base);
        }

        .mobile-overlay.open {
            display: block;
            opacity: 1;
        }

        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 0;
            right: 0;
            width: 280px;
            height: 100vh;
            background: var(--white);
            z-index: 1000;
            padding: 80px 24px 40px;
            overflow-y: auto;
            transform: translateX(100%);
            transition: transform var(--transition-base);
            box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
        }

        .mobile-nav-panel.open {
            transform: translateX(0);
        }

        .mobile-nav-panel ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .mobile-nav-panel li {
            margin-bottom: 4px;
        }

        .mobile-nav-panel a {
            display: block;
            padding: 12px 16px;
            font-size: 1.05rem;
            font-weight: 500;
            color: var(--text-dark);
            border-radius: 8px;
            transition: background var(--transition-base), color var(--transition-base);
        }

        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            background: rgba(201, 168, 91, 0.1);
            color: var(--champagne-gold);
            font-weight: 600;
        }

        /* Breadcrumb */
        .breadcrumb-nav {
            background: var(--white);
            border-bottom: 1px solid var(--border-light);
            padding: 12px 0;
        }

        .breadcrumb-list {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            padding: 0;
            margin: 0;
            font-size: 0.9rem;
            color: var(--text-light);
            flex-wrap: wrap;
        }

        .breadcrumb-list a {
            color: var(--text-light);
            transition: color var(--transition-base);
        }

        .breadcrumb-list a:hover {
            color: var(--champagne-gold);
        }

        .breadcrumb-list .separator {
            color: #cbd5e1;
            user-select: none;
        }

        .breadcrumb-list .current {
            color: var(--deep-blue);
            font-weight: 600;
        }

        /* Hero 对比选型 */
        .hero-compare {
            background: linear-gradient(180deg, #F7F8FA 0%, #F0F4FA 100%);
            padding: 60px 0 70px;
        }

        .hero-compare .section-label {
            display: inline-block;
            background: rgba(201, 168, 91, 0.12);
            color: var(--champagne-gold-dark);
            font-size: 0.85rem;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: 20px;
            letter-spacing: 0.5px;
            margin-bottom: 16px;
        }

        .hero-compare h1 {
            font-size: 2.25rem;
            font-weight: 700;
            color: var(--deep-blue);
            line-height: 1.3;
            margin: 0 0 16px;
            letter-spacing: -0.3px;
        }

        .hero-compare .hero-subtitle {
            font-size: 1.1rem;
            color: var(--text-light);
            line-height: 1.7;
            margin-bottom: 36px;
            max-width: 680px;
        }

        .compare-grid {
            display: grid;
            grid-template-columns: 1fr 1.3fr;
            gap: 28px;
            align-items: stretch;
        }

        .compare-card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 32px 28px;
            box-shadow: var(--card-shadow);
            border: 2px solid var(--border-light);
            transition: all var(--transition-base);
            position: relative;
        }

        .compare-card.recommended {
            border-color: var(--champagne-gold);
            box-shadow: 0 8px 28px rgba(201, 168, 91, 0.18);
            background: #FFFDF7;
        }

        .compare-card .badge-recommend {
            position: absolute;
            top: -14px;
            right: 24px;
            background: var(--champagne-gold);
            color: #fff;
            font-size: 0.8rem;
            font-weight: 700;
            padding: 6px 16px;
            border-radius: 20px;
            letter-spacing: 0.5px;
            box-shadow: 0 2px 8px rgba(201, 168, 91, 0.3);
        }

        .compare-card h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text-dark);
            margin: 0 0 8px;
            line-height: 1.4;
        }

        .compare-card .compare-tagline {
            font-size: 0.9rem;
            color: var(--text-light);
            margin-bottom: 20px;
            padding-bottom: 16px;
            border-bottom: 1px solid var(--border-light);
        }

        .compare-card ul {
            list-style: none;
            padding: 0;
            margin: 0 0 20px;
        }

        .compare-card ul li {
            padding: 8px 0;
            font-size: 0.95rem;
            color: var(--text-body);
            display: flex;
            align-items: flex-start;
            gap: 10px;
            line-height: 1.6;
        }

        .compare-card ul li i {
            flex-shrink: 0;
            margin-top: 3px;
            font-size: 0.9rem;
        }

        .compare-card ul li i.fa-times-circle {
            color: #e07070;
        }

        .compare-card ul li i.fa-check-circle {
            color: var(--growth-green);
        }

        .compare-card .btn-compare {
            display: inline-block;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition-base);
            text-align: center;
        }

        .compare-card .btn-outline {
            border: 2px solid var(--deep-blue);
            color: var(--deep-blue);
            background: transparent;
        }

        .compare-card .btn-outline:hover {
            background: var(--deep-blue);
            color: #fff;
        }

        .compare-card .btn-gold {
            background: var(--champagne-gold);
            color: #fff;
            border: 2px solid var(--champagne-gold);
        }

        .compare-card .btn-gold:hover {
            background: var(--champagne-gold-dark);
            border-color: var(--champagne-gold-dark);
        }

        /* Section通用 */
        .section {
            padding: 70px 0;
        }

        .section-white {
            background: var(--white);
        }

        .section-light {
            background: var(--bg-light);
        }

        .section-heading {
            text-align: center;
            margin-bottom: 48px;
        }

        .section-heading h2 {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--deep-blue);
            margin: 0 0 12px;
            line-height: 1.4;
        }

        .section-heading p {
            font-size: 1rem;
            color: var(--text-light);
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.7;
        }

        /* 服务卡片网格 */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .service-card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            box-shadow: var(--card-shadow);
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
            border: 1px solid transparent;
        }

        .service-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--card-shadow-hover);
            border-color: rgba(201, 168, 91, 0.3);
        }

        .service-card .card-icon {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-sm);
            background: rgba(201, 168, 91, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
            font-size: 1.4rem;
            color: var(--champagne-gold);
            flex-shrink: 0;
        }

        .service-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-dark);
            margin: 0 0 10px;
            line-height: 1.4;
        }

        .service-card p {
            font-size: 0.95rem;
            color: var(--text-body);
            line-height: 1.7;
            margin: 0 0 16px;
            flex-grow: 1;
        }

        .service-card .card-link {
            font-weight: 600;
            color: var(--champagne-gold);
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap var(--transition-base);
        }

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

        /* 场景卡片 */
        .scenario-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .scenario-card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 24px 22px;
            box-shadow: var(--card-shadow);
            border-left: 4px solid var(--champagne-gold);
            transition: all var(--transition-base);
        }

        .scenario-card:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-2px);
        }

        .scenario-card h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--deep-blue);
            margin: 0 0 8px;
        }

        .scenario-card p {
            font-size: 0.93rem;
            color: var(--text-body);
            line-height: 1.65;
            margin: 0;
        }

        /* 流程 */
        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
        }

        .process-step {
            text-align: center;
            position: relative;
            padding: 28px 16px;
            background: var(--white);
            border-radius: var(--radius-md);
            box-shadow: var(--card-shadow);
            transition: all var(--transition-base);
        }

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

        .process-step .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--deep-blue);
            color: #fff;
            font-weight: 700;
            font-size: 1.2rem;
            margin-bottom: 14px;
        }

        .process-step h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-dark);
            margin: 0 0 8px;
        }

        .process-step p {
            font-size: 0.88rem;
            color: var(--text-light);
            line-height: 1.6;
            margin: 0;
        }

        .process-connector {
            display: none;
        }

        /* 文章列表 */
        .article-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .article-card {
            background: var(--white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--card-shadow);
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
        }

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

        .article-card .article-thumb {
            width: 100%;
            aspect-ratio: 16 / 10;
            object-fit: cover;
            background: #e2e8f0;
        }

        .article-card .article-body {
            padding: 20px 18px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
        }

        .article-card .article-date {
            font-size: 0.8rem;
            color: var(--champagne-gold);
            font-weight: 500;
            margin-bottom: 8px;
        }

        .article-card h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-dark);
            margin: 0 0 10px;
            line-height: 1.45;
        }

        .article-card .article-excerpt {
            font-size: 0.9rem;
            color: var(--text-body);
            line-height: 1.65;
            margin: 0 0 14px;
            flex-grow: 1;
        }

        .article-card .read-more {
            font-weight: 600;
            color: var(--champagne-gold);
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            transition: gap var(--transition-base);
            align-self: flex-start;
        }

        .article-card .read-more:hover {
            gap: 8px;
            color: var(--champagne-gold-dark);
        }

        /* 分页 */
        .pagination {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 6px;
            margin-top: 40px;
            flex-wrap: wrap;
        }

        .pagination a,
        .pagination span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 500;
            transition: all var(--transition-base);
            background: var(--white);
            color: var(--text-body);
            border: 1px solid var(--border-light);
        }

        .pagination a:hover {
            background: rgba(201, 168, 91, 0.08);
            border-color: var(--champagne-gold);
            color: var(--champagne-gold);
        }

        .pagination .current {
            background: var(--champagne-gold);
            color: #fff;
            border-color: var(--champagne-gold);
            font-weight: 700;
        }

        .pagination .disabled {
            color: #cbd5e1;
            pointer-events: none;
            border-color: var(--border-light);
        }

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

        .faq-item {
            background: var(--white);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
            overflow: hidden;
            border: 1px solid var(--border-light);
            transition: all var(--transition-base);
        }

        .faq-item:hover {
            border-color: rgba(201, 168, 91, 0.3);
        }

        .faq-question {
            width: 100%;
            background: none;
            padding: 18px 20px;
            text-align: left;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-dark);
            display: flex;
            align-items: flex-start;
            gap: 12px;
            cursor: pointer;
            transition: color var(--transition-base);
            line-height: 1.5;
        }

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

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--deep-blue);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            font-weight: 700;
            margin-top: 2px;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 20px 0 60px;
            font-size: 0.95rem;
            color: var(--text-body);
            line-height: 1.75;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 20px 60px;
        }

        .faq-item.open .faq-question {
            color: var(--champagne-gold);
        }

        .faq-toggle-arrow {
            margin-left: auto;
            flex-shrink: 0;
            transition: transform 0.3s ease;
            font-size: 0.85rem;
            color: var(--text-light);
            margin-top: 4px;
        }

        .faq-item.open .faq-toggle-arrow {
            transform: rotate(180deg);
            color: var(--champagne-gold);
        }

        /* CTA */
        .cta-section {
            background: var(--deep-blue);
            padding: 60px 0;
        }

        .cta-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            padding: 40px 36px;
            max-width: 640px;
            margin: 0 auto;
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.15);
            text-align: center;
        }

        .cta-card h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--deep-blue);
            margin: 0 0 10px;
        }

        .cta-card .cta-intro {
            font-size: 0.95rem;
            color: var(--text-light);
            margin-bottom: 24px;
            line-height: 1.7;
        }

        .cta-card .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 14px;
            margin-bottom: 14px;
        }

        .cta-card .form-row.single {
            grid-template-columns: 1fr;
        }

        .cta-card textarea {
            resize: vertical;
            min-height: 100px;
        }

        .btn-submit {
            width: 100%;
            padding: 14px 28px;
            background: var(--champagne-gold);
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            border-radius: var(--radius-sm);
            border: none;
            cursor: pointer;
            transition: all var(--transition-base);
            letter-spacing: 0.3px;
            margin-top: 8px;
        }

        .btn-submit:hover {
            background: var(--champagne-gold-dark);
            box-shadow: 0 4px 16px rgba(201, 168, 91, 0.35);
        }

        .btn-submit:focus {
            outline: 2px solid var(--deep-blue);
            outline-offset: 2px;
        }

        /* 加载更多 */
        .load-more-wrap {
            text-align: center;
            margin-top: 32px;
        }

        .btn-load-more {
            display: inline-block;
            padding: 12px 36px;
            border: 2px solid var(--deep-blue);
            color: var(--deep-blue);
            font-weight: 600;
            font-size: 0.95rem;
            border-radius: var(--radius-sm);
            background: transparent;
            cursor: pointer;
            transition: all var(--transition-base);
        }

        .btn-load-more:hover {
            background: var(--deep-blue);
            color: #fff;
        }

        /* Footer */
        .site-footer {
            background: var(--deep-blue);
            color: #cbd5e1;
            padding: 50px 0 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 36px;
        }

        .footer-logo {
            font-size: 1.4rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.5px;
        }

        .footer-heading {
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 16px;
            letter-spacing: 0.3px;
        }

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

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

        .footer-links a {
            color: #b0b8c2;
            font-size: 0.9rem;
            transition: color var(--transition-base);
        }

        .footer-links a:hover {
            color: var(--champagne-gold);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            text-align: center;
            font-size: 0.85rem;
            color: #8892a0;
        }

        .footer-bottom a {
            color: #8892a0;
            transition: color var(--transition-base);
        }

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

        /* 动画 */
        .animate-fade-in-up {
            animation: fadeInUp 0.6s ease forwards;
            opacity: 0;
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(24px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .delay-1 {
            animation-delay: 0.1s;
        }
        .delay-2 {
            animation-delay: 0.2s;
        }
        .delay-3 {
            animation-delay: 0.3s;
        }
        .delay-4 {
            animation-delay: 0.4s;
        }
        .delay-5 {
            animation-delay: 0.5s;
        }
        .delay-6 {
            animation-delay: 0.6s;
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .service-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .article-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-steps {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .compare-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            .nav-left,
            .nav-right {
                display: none;
            }
            .mobile-menu-toggle {
                display: block;
                margin-left: auto;
            }
            .mobile-nav-panel {
                display: block;
            }
            .header-inner {
                justify-content: space-between;
            }
            .nav-logo {
                margin: 0;
            }
            .hero-compare h1 {
                font-size: 1.75rem;
            }
            .service-grid {
                grid-template-columns: 1fr;
            }
            .article-grid {
                grid-template-columns: 1fr;
            }
            .scenario-grid {
                grid-template-columns: 1fr;
            }
            .process-steps {
                grid-template-columns: 1fr;
            }
            .compare-grid {
                grid-template-columns: 1fr;
            }
            .compare-card .badge-recommend {
                right: 16px;
                font-size: 0.75rem;
                padding: 4px 12px;
                top: -12px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .section {
                padding: 48px 0;
            }
            .cta-card {
                padding: 28px 20px;
            }
            .cta-card .form-row {
                grid-template-columns: 1fr;
            }
            .pagination a,
            .pagination span {
                width: 34px;
                height: 34px;
                font-size: 0.8rem;
            }
            .breadcrumb-list {
                font-size: 0.82rem;
            }
        }

        @media (max-width: 520px) {
            .hero-compare {
                padding: 40px 0 48px;
            }
            .hero-compare h1 {
                font-size: 1.5rem;
            }
            .compare-card {
                padding: 22px 16px;
            }
            .compare-card h3 {
                font-size: 1.1rem;
            }
            .section-heading h2 {
                font-size: 1.4rem;
            }
            .service-card {
                padding: 20px 16px;
            }
            .article-card .article-body {
                padding: 16px 14px;
            }
            .cta-card h2 {
                font-size: 1.35rem;
            }
            .faq-question {
                font-size: 0.93rem;
                padding: 14px 16px;
            }
            .faq-answer {
                font-size: 0.88rem;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 16px 48px;
            }
        }

/* roulang page: category1 */
:root {
            --deep-blue: #0B1E3C;
            --deep-blue-light: #152C4B;
            --champagne-gold: #C9A85B;
            --champagne-gold-dark: #B8923D;
            --bg-light: #F7F8FA;
            --bg-light-blue: #F0F4FA;
            --white: #FFFFFF;
            --growth-green: #2E8B57;
            --warning-orange: #E67E22;
            --neutral-gray: #6B7280;
            --text-dark: #1a1a2e;
            --text-body: #374151;
            --text-light: #6B7280;
            --border-light: #E5E7EB;
            --card-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --card-shadow-hover: 0 8px 20px rgba(0, 0, 0, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --transition-base: 0.2s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", sans-serif;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-stack);
            line-height: 1.8;
            color: var(--text-body);
            background-color: var(--bg-light);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
            margin: 0;
            padding: 0;
        }

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

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

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

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

        input,
        textarea {
            font-family: inherit;
            outline: none;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            font-size: 1rem;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
            width: 100%;
            background: var(--white);
        }

        input:focus,
        textarea:focus {
            border-color: var(--deep-blue);
            box-shadow: 0 0 0 3px rgba(11, 30, 60, 0.1);
        }

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

        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--white);
            border-bottom: 1px solid transparent;
            transition: box-shadow var(--transition-base), border-color var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
            border-bottom-color: var(--border-light);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 14px 20px;
            position: relative;
            max-width: 1200px;
            margin: 0 auto;
        }

        .nav-logo {
            flex-shrink: 0;
            z-index: 1001;
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--deep-blue);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .nav-logo img {
            width: 40px;
            height: 40px;
            border-radius: 6px;
            object-fit: contain;
        }

        .nav-left,
        .nav-right {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            flex-shrink: 0;
            margin: 0;
            padding: 0;
        }

        .nav-left {
            margin-right: auto;
            padding-right: 20px;
        }

        .nav-right {
            margin-left: auto;
            padding-left: 20px;
        }

        .nav-left a,
        .nav-right a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-body);
            border-radius: 6px;
            white-space: nowrap;
            position: relative;
            transition: color var(--transition-base), background var(--transition-base);
        }

        .nav-left a:hover,
        .nav-right a:hover {
            color: var(--deep-blue);
            background: rgba(11, 30, 60, 0.04);
        }

        .nav-left a.active,
        .nav-right a.active {
            color: var(--champagne-gold);
            font-weight: 600;
        }

        .nav-left a.active::after,
        .nav-right a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--champagne-gold);
            border-radius: 1px;
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--deep-blue);
            z-index: 1001;
            padding: 8px;
            cursor: pointer;
            line-height: 1;
        }

        .mobile-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.5);
            z-index: 999;
            opacity: 0;
            transition: opacity var(--transition-base);
        }

        .mobile-overlay.open {
            display: block;
            opacity: 1;
        }

        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 0;
            right: 0;
            width: 280px;
            height: 100vh;
            background: var(--white);
            z-index: 1000;
            padding: 80px 24px 40px;
            overflow-y: auto;
            transform: translateX(100%);
            transition: transform var(--transition-base);
            box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
        }

        .mobile-nav-panel.open {
            transform: translateX(0);
        }

        .mobile-nav-panel a {
            display: block;
            padding: 12px 16px;
            font-size: 1rem;
            font-weight: 500;
            color: var(--text-body);
            border-radius: 8px;
            margin-bottom: 4px;
            transition: background var(--transition-base), color var(--transition-base);
        }

        .mobile-nav-panel a:hover {
            background: rgba(11, 30, 60, 0.04);
            color: var(--deep-blue);
        }

        .mobile-nav-panel a.active {
            color: var(--champagne-gold);
            font-weight: 600;
            background: rgba(201, 168, 91, 0.06);
        }

        .breadcrumb {
            background: var(--white);
            padding: 14px 0;
            border-bottom: 1px solid var(--border-light);
            font-size: 0.9rem;
            color: var(--text-light);
        }

        .breadcrumb a {
            color: var(--text-light);
            transition: color var(--transition-base);
        }

        .breadcrumb a:hover {
            color: var(--champagne-gold);
        }

        .breadcrumb .separator {
            margin: 0 8px;
            color: #c0c7cf;
        }

        .breadcrumb .current {
            color: var(--deep-blue);
            font-weight: 500;
        }

        .hero-section {
            position: relative;
            background: linear-gradient(135deg, #0B1E3C 0%, #152C4B 40%, #1a3559 100%);
            min-height: 520px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.18;
            z-index: 0;
        }

        .hero-content {
            position: relative;
            z-index: 1;
            width: 100%;
            padding: 60px 0;
        }

        .hero-badge {
            display: inline-block;
            background: rgba(201, 168, 91, 0.2);
            color: var(--champagne-gold);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 20px;
            border: 1px solid rgba(201, 168, 91, 0.3);
        }

        .hero-title {
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--white);
            line-height: 1.3;
            margin: 0 0 16px;
            letter-spacing: 0.5px;
        }

        .hero-subtitle {
            font-size: 1.2rem;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.7;
            margin: 0 0 28px;
            max-width: 650px;
        }

        .hero-bullets {
            list-style: none;
            padding: 0;
            margin: 0 0 32px;
        }

        .hero-bullets li {
            color: rgba(255, 255, 255, 0.9);
            font-size: 1rem;
            padding: 6px 0 6px 28px;
            position: relative;
            line-height: 1.6;
        }

        .hero-bullets li::before {
            content: '\f00c';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            left: 0;
            top: 6px;
            color: var(--champagne-gold);
            font-size: 0.85rem;
        }

        .hero-cta-group {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
            margin-bottom: 28px;
        }

        .btn-primary {
            display: inline-block;
            background: var(--champagne-gold);
            color: var(--deep-blue);
            padding: 14px 28px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 1rem;
            letter-spacing: 0.3px;
            transition: background var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
            text-align: center;
            cursor: pointer;
            border: none;
            box-shadow: 0 2px 8px rgba(201, 168, 91, 0.3);
        }

        .btn-primary:hover {
            background: var(--champagne-gold-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(201, 168, 91, 0.4);
        }

        .btn-secondary {
            display: inline-block;
            background: transparent;
            color: var(--white);
            padding: 14px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 1rem;
            letter-spacing: 0.3px;
            border: 2px solid rgba(255, 255, 255, 0.5);
            transition: all var(--transition-base);
            text-align: center;
            cursor: pointer;
        }

        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--white);
            transform: translateY(-2px);
        }

        .trust-strip {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            align-items: center;
            padding-top: 16px;
            border-top: 1px solid rgba(255, 255, 255, 0.15);
        }

        .trust-item {
            display: flex;
            align-items: center;
            gap: 8px;
            color: rgba(255, 255, 255, 0.8);
            font-size: 0.9rem;
            font-weight: 500;
        }

        .trust-item .trust-icon {
            color: var(--champagne-gold);
            font-size: 1.1rem;
        }

        .trust-item .trust-number {
            color: var(--champagne-gold);
            font-weight: 700;
            font-size: 1.2rem;
        }

        .section-padding {
            padding: 80px 0;
        }

        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--text-dark);
            margin: 0 0 12px;
            line-height: 1.4;
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--text-light);
            margin: 0 0 40px;
            line-height: 1.7;
        }

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

        .card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--card-shadow);
            transition: transform var(--transition-base), box-shadow var(--transition-base);
            display: flex;
            flex-direction: column;
            height: 100%;
        }

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

        .card-image {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            border-radius: var(--radius-sm);
            margin-bottom: 16px;
            background: #e8ecf1;
        }

        .card-tag {
            display: inline-block;
            background: rgba(201, 168, 91, 0.1);
            color: var(--champagne-gold-dark);
            padding: 4px 10px;
            border-radius: 4px;
            font-size: 0.8rem;
            font-weight: 600;
            margin-bottom: 10px;
            align-self: flex-start;
        }

        .card-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-dark);
            margin: 0 0 8px;
            line-height: 1.4;
        }

        .card-summary {
            font-size: 0.95rem;
            color: var(--text-body);
            line-height: 1.7;
            margin: 0 0 14px;
            flex-grow: 1;
        }

        .card-date {
            font-size: 0.85rem;
            color: var(--text-light);
            margin-bottom: 12px;
        }

        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--champagne-gold-dark);
            font-weight: 600;
            font-size: 0.95rem;
            transition: color var(--transition-base), gap var(--transition-base);
            align-self: flex-start;
        }

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

        .card-link i {
            font-size: 0.8rem;
            transition: transform var(--transition-base);
        }

        .card-link:hover i {
            transform: translateX(3px);
        }

        .scenario-card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 28px;
            box-shadow: var(--card-shadow);
            transition: transform var(--transition-base), box-shadow var(--transition-base);
            border-left: 4px solid var(--champagne-gold);
        }

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

        .scenario-icon {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: rgba(11, 30, 60, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--deep-blue);
            margin-bottom: 14px;
        }

        .scenario-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-dark);
            margin: 0 0 8px;
        }

        .scenario-desc {
            font-size: 0.95rem;
            color: var(--text-body);
            line-height: 1.7;
            margin: 0;
        }

        .process-steps {
            display: flex;
            flex-wrap: wrap;
            gap: 0;
            counter-reset: step;
            position: relative;
        }

        .process-step {
            flex: 1;
            min-width: 180px;
            text-align: center;
            padding: 24px 16px;
            position: relative;
            counter-increment: step;
        }

        .process-step::after {
            content: '';
            position: absolute;
            top: 50px;
            right: -12px;
            width: 24px;
            height: 2px;
            background: var(--border-light);
        }

        .process-step:last-child::after {
            display: none;
        }

        .process-step-number {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--deep-blue);
            color: var(--white);
            font-weight: 700;
            font-size: 1.3rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            position: relative;
            z-index: 1;
        }

        .process-step-title {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-dark);
            margin: 0 0 6px;
        }

        .process-step-desc {
            font-size: 0.88rem;
            color: var(--text-light);
            line-height: 1.6;
            margin: 0;
        }

        .faq-accordion {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--white);
            border-radius: var(--radius-sm);
            margin-bottom: 12px;
            overflow: hidden;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
            border: 1px solid var(--border-light);
        }

        .faq-question {
            width: 100%;
            text-align: left;
            padding: 18px 20px;
            background: #fafbfc;
            border: none;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-dark);
            cursor: pointer;
            display: flex;
            align-items: flex-start;
            gap: 12px;
            transition: background var(--transition-base);
            line-height: 1.5;
        }

        .faq-question:hover {
            background: #f0f3f7;
        }

        .faq-q-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--deep-blue);
            color: var(--white);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.85rem;
        }

        .faq-arrow {
            margin-left: auto;
            flex-shrink: 0;
            transition: transform var(--transition-base);
            color: var(--text-light);
            font-size: 0.85rem;
        }

        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
            color: var(--champagne-gold);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 20px;
            background: var(--white);
        }

        .faq-item.open .faq-answer {
            max-height: 500px;
            padding: 0 20px 20px;
        }

        .faq-answer p {
            margin: 0;
            font-size: 0.95rem;
            color: var(--text-body);
            line-height: 1.8;
        }

        .cta-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            box-shadow: var(--card-shadow);
            max-width: 650px;
            margin: 0 auto;
            text-align: center;
        }

        .cta-card h2 {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--text-dark);
            margin: 0 0 12px;
        }

        .cta-card .cta-guide {
            font-size: 1rem;
            color: var(--text-light);
            margin: 0 0 28px;
            line-height: 1.7;
        }

        .cta-form .form-row {
            margin-bottom: 16px;
            text-align: left;
        }

        .cta-form .form-row label {
            display: block;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 6px;
        }

        .cta-form .btn-submit {
            width: 100%;
            background: var(--champagne-gold);
            color: var(--deep-blue);
            padding: 14px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 1rem;
            letter-spacing: 0.3px;
            transition: background var(--transition-base), transform var(--transition-base);
            cursor: pointer;
            border: none;
            margin-top: 8px;
        }

        .cta-form .btn-submit:hover {
            background: var(--champagne-gold-dark);
            transform: translateY(-2px);
        }

        .pagination-wrapper {
            display: flex;
            align-items: center;
            justify-content: center;
            flex-wrap: wrap;
            gap: 10px;
            padding: 20px 0;
        }

        .pagination-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 40px;
            height: 40px;
            padding: 0 12px;
            border-radius: var(--radius-sm);
            font-weight: 500;
            font-size: 0.95rem;
            background: var(--white);
            color: var(--text-body);
            border: 1px solid var(--border-light);
            transition: all var(--transition-base);
            cursor: pointer;
        }

        .pagination-btn:hover {
            border-color: var(--champagne-gold);
            color: var(--champagne-gold-dark);
        }

        .pagination-btn.active {
            background: var(--deep-blue);
            color: var(--white);
            border-color: var(--deep-blue);
            font-weight: 700;
        }

        .pagination-btn.load-more {
            background: var(--champagne-gold);
            color: var(--deep-blue);
            border-color: var(--champagne-gold);
            font-weight: 700;
            padding: 0 24px;
            gap: 8px;
        }

        .pagination-btn.load-more:hover {
            background: var(--champagne-gold-dark);
            border-color: var(--champagne-gold-dark);
        }

        .site-footer {
            background: var(--deep-blue);
            color: #c0c7d0;
            padding: 60px 0 30px;
            margin-top: 0;
        }

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

        .footer-logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--white);
            letter-spacing: 0.5px;
        }

        .footer-heading {
            font-size: 1rem;
            font-weight: 700;
            color: var(--white);
            margin: 0 0 16px;
            letter-spacing: 0.3px;
        }

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

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

        .footer-links a {
            color: #b0b8c2;
            font-size: 0.9rem;
            transition: color var(--transition-base);
        }

        .footer-links a:hover {
            color: var(--champagne-gold);
        }

        .footer-bottom {
            text-align: center;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 0.9rem;
            color: #8892a0;
        }

        .footer-bottom a {
            color: #8892a0;
            text-decoration: none;
            transition: color var(--transition-base);
        }

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

        .hidden-articles {
            display: none;
        }

        .hidden-articles.visible {
            display: grid;
        }

        @media (max-width: 1024px) {
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
            .hero-title {
                font-size: 2rem;
            }
            .process-steps {
                flex-wrap: wrap;
            }
            .process-step {
                flex: 0 0 50%;
            }
            .process-step::after {
                display: none;
            }
        }

        @media (max-width: 768px) {
            .nav-left,
            .nav-right {
                display: none;
            }
            .mobile-menu-toggle {
                display: block;
                margin-left: auto;
            }
            .mobile-nav-panel {
                display: block;
            }
            .header-inner {
                justify-content: space-between;
            }
            .nav-logo {
                margin-right: 0;
            }
            .card-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .hero-title {
                font-size: 1.75rem;
            }
            .hero-subtitle {
                font-size: 1rem;
            }
            .hero-cta-group {
                flex-direction: column;
            }
            .hero-cta-group .btn-primary,
            .hero-cta-group .btn-secondary {
                width: 100%;
                text-align: center;
            }
            .trust-strip {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }
            .section-padding {
                padding: 50px 0;
            }
            .cta-card {
                padding: 32px 20px;
            }
            .process-step {
                flex: 0 0 100%;
            }
            .pagination-wrapper {
                gap: 6px;
            }
            .pagination-btn {
                min-width: 34px;
                height: 34px;
                font-size: 0.85rem;
                padding: 0 8px;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.5rem;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .hero-section {
                min-height: 420px;
            }
            .card {
                padding: 18px;
            }
            .cta-card {
                padding: 24px 16px;
            }
        }

/* roulang page: category5 */
:root {
            --deep-blue: #0B1E3C;
            --deep-blue-light: #152C4B;
            --champagne-gold: #C9A85B;
            --champagne-gold-dark: #B8923D;
            --bg-light: #F7F8FA;
            --bg-light-blue: #F0F4FA;
            --white: #FFFFFF;
            --growth-green: #2E8B57;
            --warning-orange: #E67E22;
            --neutral-gray: #6B7280;
            --text-dark: #1a1a2e;
            --text-body: #374151;
            --text-light: #6B7280;
            --border-light: #E5E7EB;
            --card-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --card-shadow-hover: 0 8px 20px rgba(0, 0, 0, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --transition-base: 0.2s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", sans-serif;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-stack);
            line-height: 1.8;
            color: var(--text-body);
            background-color: var(--bg-light);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
        }

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

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

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

        input,
        textarea {
            font-family: inherit;
            outline: none;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            font-size: 1rem;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
            width: 100%;
            background: var(--white);
        }

        input:focus,
        textarea:focus {
            border-color: var(--deep-blue);
            box-shadow: 0 0 0 3px rgba(11, 30, 60, 0.1);
        }

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

        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--white);
            border-bottom: 1px solid transparent;
            transition: box-shadow var(--transition-base), border-color var(--transition-base);
        }
        .site-header.scrolled {
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
            border-bottom-color: var(--border-light);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 14px 20px;
            position: relative;
            max-width: 1200px;
            margin: 0 auto;
        }

        .nav-logo {
            flex-shrink: 0;
            z-index: 1001;
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--deep-blue);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .nav-logo img {
            width: 40px;
            height: 40px;
            border-radius: 6px;
            object-fit: contain;
        }

        .nav-left,
        .nav-right {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            flex-shrink: 0;
        }
        .nav-left {
            margin-right: auto;
            padding-right: 20px;
        }
        .nav-right {
            margin-left: auto;
            padding-left: 20px;
        }
        .nav-left a,
        .nav-right a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-body);
            border-radius: 6px;
            white-space: nowrap;
            position: relative;
            transition: color var(--transition-base), background var(--transition-base);
        }
        .nav-left a:hover,
        .nav-right a:hover {
            color: var(--deep-blue);
            background: rgba(11, 30, 60, 0.04);
        }
        .nav-left a.active,
        .nav-right a.active {
            color: var(--champagne-gold);
            font-weight: 600;
        }
        .nav-left a.active::after,
        .nav-right a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--champagne-gold);
            border-radius: 1px;
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--deep-blue);
            z-index: 1001;
            padding: 8px;
            cursor: pointer;
            line-height: 1;
        }

        .mobile-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.5);
            z-index: 999;
            opacity: 0;
            transition: opacity var(--transition-base);
        }
        .mobile-overlay.open {
            display: block;
            opacity: 1;
        }

        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 0;
            right: 0;
            width: 280px;
            height: 100vh;
            background: var(--white);
            z-index: 1000;
            padding: 80px 24px 40px;
            overflow-y: auto;
            transform: translateX(100%);
            transition: transform var(--transition-base);
            box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
        }
        .mobile-nav-panel.open {
            transform: translateX(0);
        }
        .mobile-nav-panel a {
            display: block;
            padding: 12px 16px;
            font-size: 1rem;
            font-weight: 500;
            color: var(--text-body);
            border-radius: 8px;
            margin-bottom: 4px;
            transition: background var(--transition-base), color var(--transition-base);
        }
        .mobile-nav-panel a:hover {
            background: rgba(11, 30, 60, 0.04);
            color: var(--deep-blue);
        }
        .mobile-nav-panel a.active {
            color: var(--champagne-gold);
            font-weight: 600;
            background: rgba(201, 168, 91, 0.06);
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 16px 0;
            font-size: 0.9rem;
            color: var(--text-light);
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--text-light);
            transition: color var(--transition-base);
        }
        .breadcrumb a:hover {
            color: var(--champagne-gold);
        }
        .breadcrumb .separator {
            color: var(--border-light);
        }
        .breadcrumb .current {
            color: var(--deep-blue);
            font-weight: 600;
        }

        .hero-group {
            background: linear-gradient(135deg, #0B1E3C 0%, #152C4B 40%, #1a3459 100%);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            margin-bottom: 40px;
            position: relative;
            overflow: hidden;
            color: var(--white);
        }
        .hero-group::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            background: rgba(201, 168, 91, 0.08);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-group::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -40px;
            width: 140px;
            height: 140px;
            background: rgba(201, 168, 91, 0.05);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-group-inner {
            position: relative;
            z-index: 1;
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            align-items: center;
        }
        .hero-group-info {
            flex: 1;
            min-width: 280px;
        }
        .hero-group-badge {
            display: inline-block;
            background: rgba(201, 168, 91, 0.2);
            color: var(--champagne-gold);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 600;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }
        .hero-group-badge i {
            margin-right: 6px;
        }
        .hero-group h1 {
            font-size: 2.25rem;
            font-weight: 700;
            color: var(--white);
            line-height: 1.3;
            margin-bottom: 12px;
        }
        .hero-group h1 .gold {
            color: var(--champagne-gold);
        }
        .hero-group-desc {
            font-size: 1.05rem;
            color: #c8d0da;
            line-height: 1.7;
            margin-bottom: 24px;
            max-width: 560px;
        }
        .hero-group-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }
        .btn-gold {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--champagne-gold);
            color: var(--deep-blue);
            padding: 13px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 1rem;
            transition: background var(--transition-base), transform var(--transition-base);
            white-space: nowrap;
        }
        .btn-gold:hover {
            background: var(--champagne-gold-dark);
            transform: translateY(-1px);
        }
        .btn-outline-white {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--white);
            padding: 13px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 1rem;
            border: 2px solid rgba(255, 255, 255, 0.5);
            transition: all var(--transition-base);
            white-space: nowrap;
        }
        .btn-outline-white:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--white);
            transform: translateY(-1px);
        }
        .hero-group-stats {
            flex: 0 0 auto;
            min-width: 200px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            text-align: center;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }
        .hero-group-stats .stat-number {
            font-size: 3rem;
            font-weight: 700;
            color: var(--champagne-gold);
            line-height: 1;
            margin-bottom: 8px;
        }
        .hero-group-stats .stat-label {
            font-size: 0.95rem;
            color: #c8d0da;
            line-height: 1.5;
        }
        .hero-group-stats .stat-trend {
            display: inline-block;
            color: var(--growth-green);
            font-size: 0.85rem;
            font-weight: 600;
            margin-top: 6px;
        }

        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--deep-blue);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--text-light);
            margin-bottom: 32px;
            line-height: 1.7;
        }

        .strategy-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-bottom: 48px;
        }
        .strategy-card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            box-shadow: var(--card-shadow);
            transition: transform var(--transition-base), box-shadow var(--transition-base);
            border: 1px solid var(--border-light);
            position: relative;
            overflow: hidden;
        }
        .strategy-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--card-shadow-hover);
        }
        .strategy-card .card-icon {
            width: 48px;
            height: 48px;
            background: var(--bg-light-blue);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
            font-size: 1.4rem;
            color: var(--deep-blue);
        }
        .strategy-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .strategy-card p {
            font-size: 0.95rem;
            color: var(--text-light);
            line-height: 1.7;
            margin-bottom: 16px;
        }
        .strategy-card .card-link {
            font-weight: 600;
            color: var(--champagne-gold);
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap var(--transition-base);
        }
        .strategy-card .card-link:hover {
            gap: 10px;
        }

        .article-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-bottom: 40px;
        }
        .article-card {
            background: var(--white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--card-shadow);
            transition: transform var(--transition-base), box-shadow var(--transition-base);
            border: 1px solid var(--border-light);
        }
        .article-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--card-shadow-hover);
        }
        .article-card .card-img {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
            background: #e0e5ec;
        }
        .article-card .card-body {
            padding: 20px 20px 24px;
        }
        .article-card .card-date {
            font-size: 0.8rem;
            color: var(--champagne-gold);
            font-weight: 500;
            margin-bottom: 8px;
            display: block;
        }
        .article-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 8px;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .article-card .card-excerpt {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.7;
            margin-bottom: 14px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .article-card .read-more {
            font-weight: 600;
            color: var(--champagne-gold);
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap var(--transition-base);
            position: relative;
        }
        .article-card .read-more::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 1.5px;
            background: var(--champagne-gold);
            transition: width var(--transition-base);
        }
        .article-card .read-more:hover::after {
            width: 100%;
        }
        .article-card .read-more:hover {
            gap: 10px;
        }

        .pagination {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 8px;
            margin: 40px 0 60px;
            flex-wrap: wrap;
        }
        .pagination .page-item {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius-sm);
            font-weight: 500;
            font-size: 0.95rem;
            transition: all var(--transition-base);
            background: var(--white);
            color: var(--text-body);
            border: 1px solid var(--border-light);
        }
        .pagination .page-item:hover {
            background: var(--bg-light-blue);
            border-color: var(--deep-blue);
            color: var(--deep-blue);
        }
        .pagination .page-item.active {
            background: var(--deep-blue);
            color: var(--white);
            border-color: var(--deep-blue);
            font-weight: 700;
        }
        .pagination .page-item.disabled {
            opacity: 0.4;
            pointer-events: none;
        }

        .faq-section {
            margin-bottom: 48px;
        }
        .faq-item {
            background: var(--white);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: box-shadow var(--transition-base);
        }
        .faq-item:hover {
            box-shadow: var(--card-shadow);
        }
        .faq-question {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 20px 24px;
            cursor: pointer;
            font-weight: 600;
            color: var(--text-dark);
            font-size: 1.05rem;
            line-height: 1.5;
            background: var(--bg-light);
            border: none;
            width: 100%;
            text-align: left;
            transition: background var(--transition-base);
        }
        .faq-question:hover {
            background: var(--bg-light-blue);
        }
        .faq-question .q-icon {
            flex-shrink: 0;
            width: 32px;
            height: 32px;
            background: var(--deep-blue);
            color: var(--white);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.9rem;
            line-height: 1;
        }
        .faq-question .faq-arrow {
            margin-left: auto;
            flex-shrink: 0;
            transition: transform var(--transition-base);
            color: var(--text-light);
            font-size: 0.9rem;
            align-self: center;
        }
        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
        }
        .faq-answer {
            padding: 0 24px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            color: var(--text-body);
            line-height: 1.8;
            font-size: 0.95rem;
        }
        .faq-item.open .faq-answer {
            max-height: 500px;
            padding: 16px 24px 24px;
        }

        .cta-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            padding: 40px 36px;
            box-shadow: var(--card-shadow);
            max-width: 680px;
            margin: 0 auto 60px;
            text-align: center;
            border: 1px solid var(--border-light);
        }
        .cta-card h2 {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--deep-blue);
            margin-bottom: 10px;
        }
        .cta-card .cta-lead {
            color: var(--text-light);
            margin-bottom: 24px;
            line-height: 1.7;
            font-size: 1rem;
        }
        .cta-card .form-row {
            display: flex;
            gap: 12px;
            margin-bottom: 14px;
            flex-wrap: wrap;
        }
        .cta-card .form-row .form-group {
            flex: 1;
            min-width: 140px;
        }
        .cta-card .form-group {
            margin-bottom: 14px;
            text-align: left;
        }
        .cta-card .form-group label {
            display: block;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 4px;
        }
        .cta-card .btn-submit {
            width: 100%;
            background: var(--champagne-gold);
            color: var(--deep-blue);
            padding: 14px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 1.05rem;
            transition: background var(--transition-base), transform var(--transition-base);
            margin-top: 8px;
        }
        .cta-card .btn-submit:hover {
            background: var(--champagne-gold-dark);
            transform: translateY(-1px);
        }

        .site-footer {
            background: var(--deep-blue);
            color: #c8d0da;
            padding: 48px 0 24px;
            margin-top: 20px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-logo {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 4px;
        }
        .footer-heading {
            font-size: 1rem;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 12px;
        }
        .footer-links {
            list-style: none;
            padding: 0;
        }
        .footer-links li {
            margin-bottom: 8px;
        }
        .footer-links a {
            color: #b0b8c2;
            font-size: 0.9rem;
            transition: color var(--transition-base);
        }
        .footer-links a:hover {
            color: var(--champagne-gold);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            text-align: center;
            font-size: 0.85rem;
            color: #8892a0;
        }
        .footer-bottom a {
            color: #8892a0;
            transition: color var(--transition-base);
        }
        .footer-bottom a:hover {
            color: var(--champagne-gold);
        }

        @media (max-width: 1024px) {
            .strategy-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .article-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .hero-group-inner {
                flex-direction: column;
                text-align: center;
            }
            .hero-group-desc {
                max-width: 100%;
            }
            .hero-group-buttons {
                justify-content: center;
            }
            .hero-group-stats {
                width: 100%;
            }
        }

        @media (max-width: 768px) {
            .nav-left,
            .nav-right {
                display: none;
            }
            .mobile-menu-toggle {
                display: block;
                margin-left: auto;
            }
            .mobile-nav-panel {
                display: block;
            }
            .header-inner {
                justify-content: space-between;
            }
            .nav-logo {
                margin-right: auto;
            }
            .strategy-grid {
                grid-template-columns: 1fr;
            }
            .article-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .hero-group {
                padding: 32px 20px;
            }
            .hero-group h1 {
                font-size: 1.75rem;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .cta-card {
                padding: 28px 20px;
            }
            .pagination .page-item {
                width: 36px;
                height: 36px;
                font-size: 0.85rem;
            }
            .breadcrumb {
                font-size: 0.8rem;
            }
        }

        @media (max-width: 520px) {
            .hero-group-stats .stat-number {
                font-size: 2.4rem;
            }
            .hero-group-buttons {
                flex-direction: column;
            }
            .btn-gold,
            .btn-outline-white {
                width: 100%;
                justify-content: center;
            }
            .cta-card .form-row {
                flex-direction: column;
            }
        }

/* roulang page: category6 */
:root {
            --deep-blue: #0B1E3C;
            --deep-blue-light: #152C4B;
            --champagne-gold: #C9A85B;
            --champagne-gold-dark: #B8923D;
            --bg-light: #F7F8FA;
            --bg-light-blue: #F0F4FA;
            --white: #FFFFFF;
            --growth-green: #2E8B57;
            --warning-orange: #E67E22;
            --neutral-gray: #6B7280;
            --text-dark: #1a1a2e;
            --text-body: #374151;
            --text-light: #6B7280;
            --border-light: #E5E7EB;
            --card-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --card-shadow-hover: 0 8px 20px rgba(0, 0, 0, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --transition-base: 0.2s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", sans-serif;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-stack);
            line-height: 1.8;
            color: var(--text-body);
            background-color: var(--bg-light);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
            margin: 0;
            padding: 0;
        }

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

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

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

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

        input,
        textarea {
            font-family: inherit;
            outline: none;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            font-size: 1rem;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
            width: 100%;
            background: var(--white);
        }

        input:focus,
        textarea:focus {
            border-color: var(--deep-blue);
            box-shadow: 0 0 0 3px rgba(11, 30, 60, 0.1);
        }

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

        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--white);
            border-bottom: 1px solid transparent;
            transition: box-shadow var(--transition-base), border-color var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
            border-bottom-color: var(--border-light);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 14px 20px;
            position: relative;
            max-width: 1200px;
            margin: 0 auto;
        }

        .nav-logo {
            flex-shrink: 0;
            z-index: 1001;
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--deep-blue);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .nav-logo img {
            width: 40px;
            height: 40px;
            border-radius: 6px;
            object-fit: contain;
        }

        .nav-left,
        .nav-right {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            flex-shrink: 0;
            margin: 0;
            padding: 0;
        }

        .nav-left {
            margin-right: auto;
            padding-right: 20px;
        }

        .nav-right {
            margin-left: auto;
            padding-left: 20px;
        }

        .nav-left a,
        .nav-right a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-body);
            border-radius: 6px;
            white-space: nowrap;
            position: relative;
            transition: color var(--transition-base), background var(--transition-base);
        }

        .nav-left a:hover,
        .nav-right a:hover {
            color: var(--deep-blue);
            background: rgba(11, 30, 60, 0.04);
        }

        .nav-left a.active,
        .nav-right a.active {
            color: var(--champagne-gold);
            font-weight: 600;
        }

        .nav-left a.active::after,
        .nav-right a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--champagne-gold);
            border-radius: 1px;
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--deep-blue);
            z-index: 1001;
            padding: 8px;
            cursor: pointer;
            line-height: 1;
        }

        .mobile-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.5);
            z-index: 999;
            opacity: 0;
            transition: opacity var(--transition-base);
        }

        .mobile-overlay.open {
            display: block;
            opacity: 1;
        }

        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 0;
            right: 0;
            width: 280px;
            height: 100vh;
            background: var(--white);
            z-index: 1000;
            padding: 80px 24px 40px;
            overflow-y: auto;
            transform: translateX(100%);
            transition: transform var(--transition-base);
            box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
        }

        .mobile-nav-panel.open {
            transform: translateX(0);
        }

        .mobile-nav-panel a {
            display: block;
            padding: 12px 16px;
            font-size: 1rem;
            font-weight: 500;
            color: var(--text-body);
            border-radius: 8px;
            margin-bottom: 4px;
            transition: background var(--transition-base), color var(--transition-base);
        }

        .mobile-nav-panel a:hover {
            background: rgba(11, 30, 60, 0.04);
            color: var(--deep-blue);
        }

        .mobile-nav-panel a.active {
            color: var(--champagne-gold);
            font-weight: 600;
            background: rgba(201, 168, 91, 0.06);
        }

        .breadcrumb-nav {
            padding: 16px 0;
            font-size: 0.9rem;
            color: var(--text-light);
        }

        .breadcrumb-nav a {
            color: var(--deep-blue);
            transition: color var(--transition-base);
        }

        .breadcrumb-nav a:hover {
            color: var(--champagne-gold);
        }

        .breadcrumb-nav .separator {
            margin: 0 8px;
            color: var(--neutral-gray);
        }

        .breadcrumb-nav .current {
            color: var(--champagne-gold);
            font-weight: 500;
        }

        .btn-primary {
            display: inline-block;
            background: var(--champagne-gold);
            color: var(--deep-blue);
            font-weight: 600;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            transition: background var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
            text-align: center;
            cursor: pointer;
            border: none;
        }

        .btn-primary:hover {
            background: var(--champagne-gold-dark);
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(201, 168, 91, 0.3);
        }

        .btn-primary:focus {
            outline: 2px solid var(--deep-blue);
            outline-offset: 2px;
        }

        .btn-secondary {
            display: inline-block;
            background: transparent;
            color: var(--deep-blue);
            font-weight: 600;
            padding: 10px 24px;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            border: 2px solid var(--deep-blue);
            transition: all var(--transition-base);
            text-align: center;
            cursor: pointer;
        }

        .btn-secondary:hover {
            background: var(--deep-blue);
            color: var(--white);
        }

        .btn-secondary:focus {
            outline: 2px solid var(--deep-blue);
            outline-offset: 2px;
        }

        .card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--card-shadow);
            transition: transform var(--transition-base), box-shadow var(--transition-base);
        }

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

        .card-img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            border-radius: var(--radius-sm);
            margin-bottom: 16px;
            background: #e8ecf1;
        }

        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--text-light);
            margin-bottom: 32px;
            line-height: 1.7;
        }

        .page-hero {
            position: relative;
            background: linear-gradient(135deg, #0B1E3C 0%, #152C4B 40%, #1a3557 100%);
            padding: 60px 0;
            color: var(--white);
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.12;
            z-index: 0;
        }

        .page-hero .hero-content {
            position: relative;
            z-index: 1;
        }

        .page-hero h1 {
            font-size: 2.25rem;
            font-weight: 700;
            color: var(--white);
            line-height: 1.3;
            margin-bottom: 16px;
        }

        .page-hero .hero-subtitle {
            font-size: 1.1rem;
            color: #d1d5db;
            line-height: 1.7;
            max-width: 700px;
            margin-bottom: 24px;
        }

        .page-hero .hero-highlight {
            color: var(--champagne-gold);
        }

        .faq-item {
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            background: var(--white);
            transition: box-shadow var(--transition-base);
        }

        .faq-item:hover {
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
        }

        .faq-question {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 18px 20px;
            cursor: pointer;
            font-weight: 600;
            color: var(--text-dark);
            font-size: 1rem;
            background: var(--bg-light-blue);
            border: none;
            width: 100%;
            text-align: left;
            transition: background var(--transition-base);
            font-family: inherit;
        }

        .faq-question:hover {
            background: #e8eef7;
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--deep-blue);
            color: var(--white);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.9rem;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 20px;
            background: var(--white);
            color: var(--text-body);
            line-height: 1.8;
            font-size: 0.95rem;
        }

        .faq-item.active .faq-answer {
            max-height: 400px;
            padding: 16px 20px;
        }

        .faq-item.active .faq-question {
            background: #e0e8f5;
        }

        .pagination {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            margin-top: 40px;
            flex-wrap: wrap;
        }

        .pagination a,
        .pagination span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            font-weight: 500;
            font-size: 0.95rem;
            transition: all var(--transition-base);
            border: 1px solid var(--border-light);
            background: var(--white);
            color: var(--text-body);
        }

        .pagination a:hover {
            background: var(--deep-blue);
            color: var(--white);
            border-color: var(--deep-blue);
        }

        .pagination .current {
            background: var(--champagne-gold);
            color: var(--deep-blue);
            border-color: var(--champagne-gold);
            font-weight: 700;
        }

        .pagination .disabled {
            opacity: 0.4;
            pointer-events: none;
        }

        .cta-section {
            background: linear-gradient(135deg, #0B1E3C 0%, #152C4B 100%);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            text-align: center;
            color: var(--white);
            margin: 60px 0;
        }

        .cta-section h2 {
            font-size: 1.75rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--white);
        }

        .cta-section p {
            color: #c5cdd8;
            font-size: 1rem;
            line-height: 1.7;
            margin-bottom: 24px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .site-footer {
            background: var(--deep-blue);
            color: #c5cdd8;
            padding: 48px 0 24px;
            margin-top: 60px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 8px;
        }

        .footer-heading {
            font-size: 1rem;
            font-weight: 600;
            color: var(--white);
            margin-bottom: 12px;
            letter-spacing: 0.3px;
        }

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

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

        .footer-links a {
            color: #b0b8c2;
            font-size: 0.9rem;
            transition: color var(--transition-base);
        }

        .footer-links a:hover {
            color: var(--champagne-gold);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            text-align: center;
            font-size: 0.85rem;
            color: #8892a0;
        }

        .footer-bottom a {
            color: #8892a0;
            transition: color var(--transition-base);
        }

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

        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .nav-left,
            .nav-right {
                gap: 2px;
            }
            .nav-left a,
            .nav-right a {
                padding: 8px 10px;
                font-size: 0.85rem;
            }
        }

        @media (max-width: 768px) {
            .nav-left,
            .nav-right {
                display: none;
            }
            .mobile-menu-toggle {
                display: block;
                margin-left: auto;
            }
            .mobile-nav-panel {
                display: block;
            }
            .header-inner {
                justify-content: flex-start;
            }
            .nav-logo {
                margin-right: auto;
            }
            .page-hero h1 {
                font-size: 1.75rem;
            }
            .page-hero {
                padding: 40px 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .cta-section {
                padding: 32px 20px;
                margin: 40px 16px;
                border-radius: var(--radius-md);
            }
            .card {
                padding: 16px;
            }
            .pagination a,
            .pagination span {
                width: 34px;
                height: 34px;
                font-size: 0.85rem;
            }
        }

        @media (max-width: 520px) {
            .page-hero h1 {
                font-size: 1.5rem;
            }
            .page-hero .hero-subtitle {
                font-size: 0.95rem;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .btn-primary,
            .btn-secondary {
                padding: 10px 20px;
                font-size: 0.9rem;
            }
        }

        .animate-fade-in {
            animation: fadeInUp 0.6s ease forwards;
            opacity: 0;
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .delay-1 {
            animation-delay: 0.1s;
        }
        .delay-2 {
            animation-delay: 0.2s;
        }
        .delay-3 {
            animation-delay: 0.3s;
        }
        .delay-4 {
            animation-delay: 0.4s;
        }
        .delay-5 {
            animation-delay: 0.5s;
        }
        .delay-6 {
            animation-delay: 0.6s;
        }

        .highlight-box {
            background: var(--bg-light-blue);
            border-left: 4px solid var(--champagne-gold);
            padding: 20px 24px;
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            margin: 24px 0;
        }

        .stat-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin: 32px 0;
        }

        .stat-card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 28px 20px;
            text-align: center;
            box-shadow: var(--card-shadow);
            transition: transform var(--transition-base), box-shadow var(--transition-base);
        }

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

        .stat-number {
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--champagne-gold);
            line-height: 1.2;
        }

        .stat-label {
            font-size: 0.9rem;
            color: var(--text-light);
            margin-top: 8px;
            line-height: 1.5;
        }

        @media (max-width: 768px) {
            .stat-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .stat-number {
                font-size: 2rem;
            }
        }

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

/* roulang page: category4 */
:root {
            --deep-blue: #0B1E3C;
            --deep-blue-light: #152C4B;
            --champagne-gold: #C9A85B;
            --champagne-gold-dark: #B8923D;
            --bg-light: #F7F8FA;
            --bg-light-blue: #F0F4FA;
            --white: #FFFFFF;
            --growth-green: #2E8B57;
            --warning-orange: #E67E22;
            --neutral-gray: #6B7280;
            --text-dark: #1a1a2e;
            --text-body: #374151;
            --text-light: #6B7280;
            --border-light: #E5E7EB;
            --card-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --card-shadow-hover: 0 8px 20px rgba(0, 0, 0, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --transition-base: 0.2s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", sans-serif;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-stack);
            line-height: 1.8;
            color: var(--text-body);
            background-color: var(--bg-light);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
        }

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

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

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

        input,
        textarea {
            font-family: inherit;
            outline: none;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            font-size: 1rem;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
            width: 100%;
            background: var(--white);
        }

        input:focus,
        textarea:focus {
            border-color: var(--deep-blue);
            box-shadow: 0 0 0 3px rgba(11, 30, 60, 0.1);
        }

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

        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--white);
            border-bottom: 1px solid transparent;
            transition: box-shadow var(--transition-base), border-color var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
            border-bottom-color: var(--border-light);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 14px 20px;
            position: relative;
            max-width: 1200px;
            margin: 0 auto;
        }

        .nav-logo {
            flex-shrink: 0;
            z-index: 1001;
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--deep-blue);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .nav-logo img {
            width: 40px;
            height: 40px;
            border-radius: 6px;
            object-fit: contain;
        }

        .nav-left,
        .nav-right {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            flex-shrink: 0;
        }

        .nav-left {
            margin-right: auto;
            padding-right: 20px;
        }

        .nav-right {
            margin-left: auto;
            padding-left: 20px;
        }

        .nav-left a,
        .nav-right a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-body);
            border-radius: 6px;
            white-space: nowrap;
            position: relative;
            transition: color var(--transition-base), background var(--transition-base);
        }

        .nav-left a:hover,
        .nav-right a:hover {
            color: var(--deep-blue);
            background: rgba(11, 30, 60, 0.04);
        }

        .nav-left a.active,
        .nav-right a.active {
            color: var(--champagne-gold);
            font-weight: 600;
        }

        .nav-left a.active::after,
        .nav-right a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--champagne-gold);
            border-radius: 1px;
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--deep-blue);
            z-index: 1001;
            padding: 8px;
            cursor: pointer;
            line-height: 1;
        }

        .mobile-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.5);
            z-index: 999;
            opacity: 0;
            transition: opacity var(--transition-base);
        }

        .mobile-overlay.open {
            display: block;
            opacity: 1;
        }

        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 0;
            right: 0;
            width: 280px;
            height: 100vh;
            background: var(--white);
            z-index: 1000;
            padding: 80px 24px 40px;
            overflow-y: auto;
            transform: translateX(100%);
            transition: transform var(--transition-base);
            box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
        }

        .mobile-nav-panel.open {
            transform: translateX(0);
        }

        .mobile-nav-panel a {
            display: block;
            padding: 12px 16px;
            font-size: 1.05rem;
            font-weight: 500;
            color: var(--text-body);
            border-radius: 8px;
            margin-bottom: 4px;
            transition: background var(--transition-base), color var(--transition-base);
        }

        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            color: var(--champagne-gold);
            background: rgba(201, 168, 91, 0.06);
        }

        .btn-primary {
            display: inline-block;
            background: var(--champagne-gold);
            color: var(--deep-blue);
            font-weight: 600;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
            font-size: 1rem;
            letter-spacing: 0.3px;
            cursor: pointer;
            border: none;
            text-align: center;
        }

        .btn-primary:hover {
            background: var(--champagne-gold-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(201, 168, 91, 0.3);
        }

        .btn-outline {
            display: inline-block;
            background: transparent;
            color: var(--deep-blue);
            font-weight: 600;
            padding: 11px 26px;
            border-radius: var(--radius-sm);
            border: 2px solid var(--deep-blue);
            transition: all var(--transition-base);
            font-size: 1rem;
            cursor: pointer;
            text-align: center;
        }

        .btn-outline:hover {
            background: var(--deep-blue);
            color: var(--white);
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(11, 30, 60, 0.25);
        }

        .card-base {
            background: var(--white);
            border-radius: var(--radius-md);
            box-shadow: var(--card-shadow);
            transition: transform var(--transition-base), box-shadow var(--transition-base);
            overflow: hidden;
        }

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

        .read-more-link {
            color: var(--champagne-gold);
            font-weight: 600;
            font-size: 0.95rem;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            position: relative;
            transition: color var(--transition-base);
            cursor: pointer;
        }

        .read-more-link::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--champagne-gold);
            transition: width var(--transition-base);
        }

        .read-more-link:hover {
            color: var(--champagne-gold-dark);
        }

        .read-more-link:hover::after {
            width: 100%;
        }

        .read-more-link i {
            font-size: 0.8rem;
            transition: transform var(--transition-base);
        }

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

        .site-footer {
            background: var(--deep-blue);
            color: #c0c8d4;
            padding: 60px 0 30px;
            margin-top: 80px;
        }

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

        .footer-logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--white);
            letter-spacing: 0.5px;
        }

        .footer-heading {
            font-size: 1rem;
            font-weight: 600;
            color: var(--white);
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }

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

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

        .footer-links a {
            color: #b0b8c2;
            font-size: 0.9rem;
            transition: color var(--transition-base);
        }

        .footer-links a:hover {
            color: var(--champagne-gold);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 24px;
            text-align: center;
            font-size: 0.85rem;
            color: #8892a0;
        }

        .footer-bottom a {
            color: #8892a0;
            transition: color var(--transition-base);
        }

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

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            color: var(--text-light);
            padding: 16px 0;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--text-light);
            transition: color var(--transition-base);
        }

        .breadcrumb a:hover {
            color: var(--champagne-gold);
        }

        .breadcrumb .separator {
            color: #c0c8d4;
        }

        .breadcrumb .current {
            color: var(--deep-blue);
            font-weight: 600;
        }

        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 8px;
            line-height: 1.4;
            letter-spacing: 0.3px;
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--text-light);
            margin-bottom: 40px;
            line-height: 1.7;
        }

        .hero-skew-image {
            clip-path: polygon(6% 0, 100% 0, 100% 100%, 0% 100%);
            border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
            overflow: hidden;
            object-fit: cover;
            width: 100%;
            height: 100%;
            min-height: 420px;
        }

        .faq-item {
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            background: var(--white);
            transition: box-shadow var(--transition-base);
        }

        .faq-item:hover {
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
        }

        .faq-question {
            padding: 18px 24px;
            cursor: pointer;
            display: flex;
            align-items: center;
            gap: 14px;
            font-weight: 600;
            color: var(--text-dark);
            font-size: 1.05rem;
            background: var(--bg-light-blue);
            border: none;
            width: 100%;
            text-align: left;
            transition: background var(--transition-base);
        }

        .faq-question:hover {
            background: #e8edf5;
        }

        .faq-question .q-icon {
            flex-shrink: 0;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--champagne-gold);
            color: var(--deep-blue);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.9rem;
        }

        .faq-answer {
            padding: 0 24px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            background: var(--white);
            color: var(--text-body);
            line-height: 1.8;
            font-size: 0.95rem;
        }

        .faq-item.active .faq-answer {
            max-height: 400px;
            padding: 16px 24px 20px;
        }

        .faq-item.active .faq-question {
            background: #e0e6f2;
        }

        .pagination {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            margin-top: 40px;
            flex-wrap: wrap;
        }

        .pagination a,
        .pagination span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            font-weight: 500;
            font-size: 0.95rem;
            transition: all var(--transition-base);
            border: 1px solid var(--border-light);
            background: var(--white);
            color: var(--text-body);
        }

        .pagination a:hover {
            border-color: var(--champagne-gold);
            color: var(--champagne-gold);
            background: #fefdf8;
        }

        .pagination .current {
            background: var(--champagne-gold);
            color: var(--deep-blue);
            border-color: var(--champagne-gold);
            font-weight: 700;
        }

        .pagination .disabled {
            color: #c0c8d4;
            pointer-events: none;
            border-color: var(--border-light);
        }

        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
            .hero-skew-image {
                clip-path: polygon(3% 0, 100% 0, 100% 100%, 0% 100%);
                min-height: 320px;
                border-radius: 0 var(--radius-md) var(--radius-md) 0;
            }
        }

        @media (max-width: 768px) {
            .nav-left,
            .nav-right {
                display: none;
            }
            .mobile-menu-toggle {
                display: block;
                margin-left: auto;
            }
            .mobile-nav-panel {
                display: block;
            }
            .header-inner {
                justify-content: space-between;
            }
            .nav-logo {
                margin-right: 0;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .hero-skew-image {
                clip-path: none;
                border-radius: var(--radius-md);
                min-height: 260px;
                margin-top: 20px;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .container {
                padding: 0 16px;
            }
            .pagination a,
            .pagination span {
                width: 36px;
                height: 36px;
                font-size: 0.85rem;
            }
        }

        @media (max-width: 520px) {
            .hero-skew-image {
                min-height: 200px;
            }
            .section-title {
                font-size: 1.35rem;
            }
            .btn-primary,
            .btn-outline {
                padding: 10px 20px;
                font-size: 0.9rem;
            }
            .site-footer {
                padding: 40px 0 20px;
            }
        }

/* roulang page: category7 */
:root {
            --deep-blue: #0B1E3C;
            --deep-blue-light: #152C4B;
            --champagne-gold: #C9A85B;
            --champagne-gold-dark: #B8923D;
            --bg-light: #F7F8FA;
            --bg-light-blue: #F0F4FA;
            --white: #FFFFFF;
            --growth-green: #2E8B57;
            --warning-orange: #E67E22;
            --neutral-gray: #6B7280;
            --text-dark: #1a1a2e;
            --text-body: #374151;
            --text-light: #6B7280;
            --border-light: #E5E7EB;
            --card-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --card-shadow-hover: 0 8px 20px rgba(0, 0, 0, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --transition-base: 0.2s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", sans-serif;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-stack);
            line-height: 1.8;
            color: var(--text-body);
            background-color: var(--bg-light);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
            margin: 0;
        }

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

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

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

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

        input,
        textarea {
            font-family: inherit;
            outline: none;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            font-size: 1rem;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
            width: 100%;
            background: var(--white);
        }

        input:focus,
        textarea:focus {
            border-color: var(--deep-blue);
            box-shadow: 0 0 0 3px rgba(11, 30, 60, 0.1);
        }

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

        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--white);
            border-bottom: 1px solid transparent;
            transition: box-shadow var(--transition-base), border-color var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
            border-bottom-color: var(--border-light);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 14px 20px;
            position: relative;
            max-width: 1200px;
            margin: 0 auto;
        }

        .nav-logo {
            flex-shrink: 0;
            z-index: 1001;
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--deep-blue);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .nav-logo img {
            width: 40px;
            height: 40px;
            border-radius: 6px;
            object-fit: contain;
        }

        .nav-left,
        .nav-right {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            flex-shrink: 0;
            margin: 0;
            padding: 0;
        }

        .nav-left {
            margin-right: auto;
            padding-right: 20px;
        }

        .nav-right {
            margin-left: auto;
            padding-left: 20px;
        }

        .nav-left a,
        .nav-right a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-body);
            border-radius: 6px;
            white-space: nowrap;
            position: relative;
            transition: color var(--transition-base), background var(--transition-base);
        }

        .nav-left a:hover,
        .nav-right a:hover {
            color: var(--deep-blue);
            background: rgba(11, 30, 60, 0.04);
        }

        .nav-left a.active,
        .nav-right a.active {
            color: var(--champagne-gold);
            font-weight: 600;
        }

        .nav-left a.active::after,
        .nav-right a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--champagne-gold);
            border-radius: 1px;
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--deep-blue);
            z-index: 1001;
            padding: 8px;
            cursor: pointer;
            line-height: 1;
        }

        .mobile-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.5);
            z-index: 999;
            opacity: 0;
            transition: opacity var(--transition-base);
        }

        .mobile-overlay.open {
            display: block;
            opacity: 1;
        }

        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 0;
            right: 0;
            width: 280px;
            height: 100vh;
            background: var(--white);
            z-index: 1000;
            padding: 80px 24px 40px;
            overflow-y: auto;
            transform: translateX(100%);
            transition: transform var(--transition-base);
            box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
        }

        .mobile-nav-panel.open {
            transform: translateX(0);
        }

        .mobile-nav-panel a {
            display: block;
            padding: 12px 16px;
            font-size: 1.05rem;
            font-weight: 500;
            color: var(--text-body);
            border-radius: 8px;
            margin-bottom: 4px;
            transition: background var(--transition-base), color var(--transition-base);
        }

        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            background: rgba(11, 30, 60, 0.05);
            color: var(--champagne-gold);
        }

        .btn-primary {
            display: inline-block;
            background: var(--champagne-gold);
            color: var(--deep-blue);
            border-radius: var(--radius-sm);
            padding: 12px 24px;
            font-weight: 600;
            font-size: 1rem;
            transition: background var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
            text-align: center;
            border: none;
            cursor: pointer;
        }

        .btn-primary:hover {
            background: var(--champagne-gold-dark);
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(201, 168, 91, 0.35);
        }

        .btn-primary:focus {
            outline: 2px solid var(--deep-blue);
            outline-offset: 2px;
        }

        .btn-secondary {
            display: inline-block;
            background: transparent;
            color: var(--deep-blue);
            border: 2px solid var(--deep-blue);
            border-radius: var(--radius-sm);
            padding: 10px 22px;
            font-weight: 600;
            font-size: 1rem;
            transition: all var(--transition-base);
            text-align: center;
            cursor: pointer;
        }

        .btn-secondary:hover {
            background: var(--deep-blue);
            color: var(--white);
        }

        .btn-secondary:focus {
            outline: 2px solid var(--deep-blue);
            outline-offset: 2px;
        }

        .btn-text-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--champagne-gold);
            font-weight: 600;
            font-size: 0.95rem;
            transition: color var(--transition-base), gap var(--transition-base);
            position: relative;
        }

        .btn-text-link::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--champagne-gold);
            transition: width var(--transition-base);
        }

        .btn-text-link:hover {
            color: var(--champagne-gold-dark);
            gap: 10px;
        }

        .btn-text-link:hover::after {
            width: 100%;
        }

        .card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--card-shadow);
            transition: transform var(--transition-base), box-shadow var(--transition-base);
        }

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

        .section {
            padding: 80px 0;
        }

        .section-sm {
            padding: 50px 0;
        }

        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .section-subtitle {
            font-size: 1.1rem;
            color: var(--text-light);
            margin-bottom: 40px;
            line-height: 1.7;
            max-width: 700px;
        }

        .faq-item {
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            background: var(--white);
            transition: box-shadow var(--transition-base);
        }

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

        .faq-question {
            padding: 18px 24px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-weight: 600;
            color: var(--text-dark);
            font-size: 1.05rem;
            background: var(--bg-light);
            transition: background var(--transition-base);
            user-select: none;
            gap: 12px;
        }

        .faq-question:hover {
            background: #eef1f6;
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            transition: transform var(--transition-base);
            color: var(--champagne-gold);
            font-size: 1.2rem;
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 24px;
            background: var(--white);
            color: var(--text-body);
            line-height: 1.8;
            font-size: 0.95rem;
        }

        .faq-item.open .faq-answer {
            max-height: 600px;
            padding: 16px 24px 20px;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            font-size: 0.9rem;
            color: var(--text-light);
            padding: 16px 0;
        }

        .breadcrumb a {
            color: var(--text-light);
            transition: color var(--transition-base);
        }

        .breadcrumb a:hover {
            color: var(--champagne-gold);
        }

        .breadcrumb .separator {
            color: var(--border-light);
            font-size: 0.8rem;
        }

        .breadcrumb .current {
            color: var(--deep-blue);
            font-weight: 600;
        }

        .pagination {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .pagination a,
        .pagination span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            font-weight: 500;
            font-size: 0.95rem;
            transition: all var(--transition-base);
            border: 1px solid var(--border-light);
            background: var(--white);
            color: var(--text-body);
        }

        .pagination a:hover {
            border-color: var(--champagne-gold);
            color: var(--champagne-gold);
            background: #fdf8f0;
        }

        .pagination .active {
            background: var(--champagne-gold);
            color: var(--deep-blue);
            border-color: var(--champagne-gold);
            font-weight: 700;
        }

        .pagination .disabled {
            opacity: 0.5;
            pointer-events: none;
            cursor: not-allowed;
        }

        .site-footer {
            background: var(--deep-blue);
            color: #c8d0db;
            padding: 60px 0 30px;
        }

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

        .footer-logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--white);
            letter-spacing: 0.5px;
        }

        .footer-heading {
            font-size: 1rem;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }

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

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

        .footer-links a {
            color: #b0b8c2;
            font-size: 0.9rem;
            transition: color var(--transition-base);
        }

        .footer-links a:hover {
            color: var(--champagne-gold);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 24px;
            text-align: center;
            font-size: 0.85rem;
            color: #8892a0;
        }

        .footer-bottom a {
            color: #8892a0;
            transition: color var(--transition-base);
        }

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

        .metric-card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            box-shadow: var(--card-shadow);
            text-align: center;
            transition: transform var(--transition-base), box-shadow var(--transition-base);
        }

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

        .metric-number {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--champagne-gold);
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .metric-number.green {
            color: var(--growth-green);
        }

        .metric-label {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.5;
        }

        .case-card-image {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
            border-radius: var(--radius-sm);
            margin-bottom: 16px;
            background: #e8ecf1;
        }

        .case-card-tag {
            display: inline-block;
            background: #fdf3e0;
            color: #b8781a;
            font-size: 0.8rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 20px;
            margin-bottom: 10px;
        }

        .case-card-date {
            font-size: 0.85rem;
            color: var(--text-light);
            margin-bottom: 8px;
        }

        .step-item {
            display: flex;
            gap: 20px;
            align-items: flex-start;
            padding: 20px 0;
            border-bottom: 1px solid var(--border-light);
        }

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

        .step-number {
            flex-shrink: 0;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--deep-blue);
            color: var(--champagne-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.2rem;
        }

        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }

            .nav-left a,
            .nav-right a {
                padding: 6px 10px;
                font-size: 0.85rem;
            }

            .nav-left {
                padding-right: 10px;
            }

            .nav-right {
                padding-left: 10px;
            }
        }

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

            .mobile-menu-toggle {
                display: block;
            }

            .mobile-nav-panel {
                display: block;
            }

            .header-inner {
                justify-content: space-between;
            }

            .nav-logo {
                margin: 0;
            }

            .section {
                padding: 50px 0;
            }

            .section-title {
                font-size: 1.5rem;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .metric-number {
                font-size: 2.2rem;
            }

            .card {
                padding: 18px;
            }

            .faq-question {
                padding: 14px 16px;
                font-size: 0.95rem;
            }

            .faq-answer {
                padding: 0 16px;
            }

            .faq-item.open .faq-answer {
                padding: 12px 16px 16px;
            }

            .pagination a,
            .pagination span {
                min-width: 34px;
                height: 34px;
                font-size: 0.85rem;
            }
        }

        @media (max-width: 520px) {
            .section {
                padding: 36px 0;
            }

            .section-title {
                font-size: 1.3rem;
            }

            .section-subtitle {
                font-size: 0.95rem;
                margin-bottom: 28px;
            }

            .metric-number {
                font-size: 1.8rem;
            }

            .metric-card {
                padding: 20px 16px;
            }

            .btn-primary,
            .btn-secondary {
                padding: 10px 18px;
                font-size: 0.9rem;
                width: 100%;
                text-align: center;
            }

            .breadcrumb {
                font-size: 0.8rem;
            }
        }