/* roulang page: index */
/* ===== Design Variables ===== */
        :root {
            --primary: #C41E3A;
            --primary-dark: #9E0F28;
            --primary-light: #E84A5F;
            --accent: #D4A843;
            --accent-light: #F0D68A;
            --dark: #1A1A2E;
            --dark-soft: #2D2D44;
            --gray-100: #F8F9FA;
            --gray-200: #E9ECEF;
            --gray-300: #DEE2E6;
            --gray-400: #CED4DA;
            --gray-500: #ADB5BD;
            --gray-600: #6C757D;
            --gray-700: #495057;
            --gray-800: #343A40;
            --white: #FFFFFF;
            --body-bg: #F5F6FA;
            --text-primary: #1A1A2E;
            --text-secondary: #495057;
            --text-muted: #6C757D;
            --border-color: #E8EAF0;
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.04);
            --shadow-md: 0 8px 30px rgba(0,0,0,0.08);
            --shadow-lg: 0 20px 60px rgba(0,0,0,0.10);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            --container-max: 1200px;
            --nav-height: 72px;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-family);
            background: var(--body-bg);
            color: var(--text-primary);
            line-height: 1.7;
            margin: 0;
            padding: 0;
            padding-top: calc(var(--nav-height) + 20px);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        textarea {
            font-family: inherit;
        }
        h1, h2, h3, h4, h5, h6 {
            color: var(--text-primary);
            font-weight: 700;
            line-height: 1.3;
        }
        p {
            color: var(--text-secondary);
        }

        /* ===== Container ===== */
        .container {
            max-width: var(--container-max);
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ===== Floating Dock Navigation ===== */
        .site-header {
            position: fixed;
            top: 16px;
            left: 0;
            right: 0;
            z-index: 1050;
            pointer-events: none;
        }
        .site-header .nav-dock {
            max-width: 820px;
            margin: 0 auto;
            padding: 0 16px;
            pointer-events: auto;
        }
        .nav-dock-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: rgba(255, 255, 255, 0.88);
            backdrop-filter: blur(16px) saturate(180%);
            -webkit-backdrop-filter: blur(16px) saturate(180%);
            border-radius: 60px;
            padding: 8px 24px 8px 28px;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06), 0 0 0 1px rgba(255, 255, 255, 0.5);
            border: 1px solid rgba(255, 255, 255, 0.25);
            transition: var(--transition);
        }
        .nav-dock-inner:hover {
            box-shadow: 0 8px 40px rgba(0, 0, 0, 0.08), 0 0 0 1px rgba(255, 255, 255, 0.6);
        }
        .nav-brand {
            font-size: 1.25rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.3px;
            white-space: nowrap;
        }
        .nav-brand i {
            margin-right: 6px;
            color: var(--accent);
        }
        .nav-brand:hover {
            color: var(--primary-dark);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-links .nav-link {
            padding: 6px 18px;
            border-radius: 40px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: var(--transition);
            white-space: nowrap;
        }
        .nav-links .nav-link:hover {
            background: var(--gray-200);
            color: var(--primary);
        }
        .nav-links .nav-link.active {
            background: var(--primary);
            color: var(--white);
            box-shadow: 0 4px 12px rgba(196, 30, 58, 0.25);
        }
        .nav-links .nav-link.active:hover {
            background: var(--primary-dark);
        }
        .nav-cta {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .nav-cta .btn-nav {
            padding: 6px 20px;
            border-radius: 40px;
            font-size: 0.85rem;
            font-weight: 600;
            background: var(--primary);
            color: var(--white);
            border: none;
            transition: var(--transition);
        }
        .nav-cta .btn-nav:hover {
            background: var(--primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(196, 30, 58, 0.30);
        }
        .nav-cta .btn-nav i {
            margin-right: 4px;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.4rem;
            color: var(--text-primary);
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 8px;
            transition: var(--transition);
        }
        .nav-toggle:hover {
            background: var(--gray-200);
        }

        /* Mobile Nav Drawer */
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0,0,0,0.3);
            z-index: 1060;
            opacity: 0;
            transition: opacity 0.3s ease;
        }
        .mobile-nav-overlay.open {
            opacity: 1;
        }
        .mobile-nav-drawer {
            position: fixed;
            top: 0;
            left: 0;
            bottom: 0;
            width: 280px;
            background: var(--white);
            z-index: 1070;
            padding: 24px 20px;
            box-shadow: 4px 0 40px rgba(0,0,0,0.10);
            transform: translateX(-100%);
            transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            overflow-y: auto;
        }
        .mobile-nav-drawer.open {
            transform: translateX(0);
        }
        .mobile-nav-drawer .drawer-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 24px;
            padding-bottom: 16px;
            border-bottom: 1px solid var(--border-color);
        }
        .mobile-nav-drawer .drawer-brand {
            font-size: 1.15rem;
            font-weight: 800;
            color: var(--primary);
        }
        .mobile-nav-drawer .drawer-close {
            background: none;
            border: none;
            font-size: 1.4rem;
            color: var(--text-secondary);
            cursor: pointer;
        }
        .mobile-nav-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .mobile-nav-links li {
            margin-bottom: 4px;
        }
        .mobile-nav-links .nav-link {
            display: block;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-weight: 500;
            color: var(--text-primary);
            transition: var(--transition);
        }
        .mobile-nav-links .nav-link:hover {
            background: var(--gray-100);
        }
        .mobile-nav-links .nav-link.active {
            background: var(--primary);
            color: var(--white);
        }
        .mobile-nav-cta {
            margin-top: 24px;
            padding-top: 20px;
            border-top: 1px solid var(--border-color);
        }
        .mobile-nav-cta .btn {
            width: 100%;
            padding: 12px;
            border-radius: var(--radius-sm);
            font-weight: 600;
        }

        /* ===== Hero Section ===== */
        .hero-section {
            position: relative;
            min-height: 560px;
            display: flex;
            align-items: center;
            background: linear-gradient(135deg, var(--dark) 0%, var(--dark-soft) 100%);
            overflow: hidden;
            border-radius: 0 0 var(--radius-lg) var(--radius-lg);
            margin: 0 16px 40px;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            opacity: 0.20;
            mix-blend-mode: overlay;
        }
        .hero-section::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at top right, rgba(196, 30, 58, 0.20) 0%, transparent 60%),
                        radial-gradient(ellipse at bottom left, rgba(212, 168, 67, 0.10) 0%, transparent 50%);
            pointer-events: none;
        }
        .hero-section .container {
            position: relative;
            z-index: 2;
            padding-top: 60px;
            padding-bottom: 60px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255,255,255,0.10);
            backdrop-filter: blur(4px);
            border: 1px solid rgba(255,255,255,0.12);
            padding: 6px 16px;
            border-radius: 40px;
            font-size: 0.80rem;
            font-weight: 500;
            color: var(--accent-light);
            margin-bottom: 20px;
            letter-spacing: 0.3px;
        }
        .hero-badge i {
            font-size: 0.7rem;
        }
        .hero-title {
            font-size: 3.2rem;
            font-weight: 800;
            color: var(--white);
            line-height: 1.15;
            letter-spacing: -1px;
            margin-bottom: 16px;
            max-width: 720px;
        }
        .hero-title .highlight {
            background: linear-gradient(135deg, var(--accent-light), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-sub {
            font-size: 1.15rem;
            color: rgba(255,255,255,0.75);
            max-width: 560px;
            margin-bottom: 32px;
            line-height: 1.7;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
        }
        .hero-actions .btn-primary-custom {
            padding: 12px 36px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.95rem;
            background: var(--primary);
            color: var(--white);
            border: none;
            transition: var(--transition);
        }
        .hero-actions .btn-primary-custom:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 12px 32px rgba(196, 30, 58, 0.30);
        }
        .hero-actions .btn-outline-light-custom {
            padding: 12px 28px;
            border-radius: 50px;
            font-weight: 500;
            font-size: 0.95rem;
            background: transparent;
            color: var(--white);
            border: 1.5px solid rgba(255,255,255,0.25);
            transition: var(--transition);
        }
        .hero-actions .btn-outline-light-custom:hover {
            background: rgba(255,255,255,0.08);
            border-color: rgba(255,255,255,0.5);
        }
        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            margin-top: 40px;
            padding-top: 32px;
            border-top: 1px solid rgba(255,255,255,0.08);
        }
        .hero-stat-item {
            text-align: left;
        }
        .hero-stat-item .number {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--white);
            line-height: 1.2;
        }
        .hero-stat-item .label {
            font-size: 0.85rem;
            color: rgba(255,255,255,0.55);
            margin-top: 2px;
        }

        /* ===== Section Spacing ===== */
        .section-block {
            padding: 64px 0;
        }
        .section-block-alt {
            background: var(--white);
        }
        .section-block-dark {
            background: var(--dark);
            color: var(--white);
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            letter-spacing: -0.5px;
            margin-bottom: 12px;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 600px;
            margin-bottom: 40px;
        }
        .section-title-light {
            color: var(--white);
        }
        .section-subtitle-light {
            color: rgba(255,255,255,0.65);
        }

        /* ===== Card Base ===== */
        .card-custom {
            background: var(--white);
            border: none;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            overflow: hidden;
        }
        .card-custom:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .card-custom .card-img-top {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }
        .card-custom .card-body {
            padding: 24px;
        }
        .card-custom .card-title {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .card-custom .card-text {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }
        .card-custom .card-tag {
            display: inline-block;
            padding: 2px 12px;
            border-radius: 40px;
            font-size: 0.75rem;
            font-weight: 600;
            background: var(--gray-200);
            color: var(--text-secondary);
            margin-bottom: 10px;
        }
        .card-custom .card-tag.primary {
            background: rgba(196, 30, 58, 0.08);
            color: var(--primary);
        }
        .card-custom .card-tag.accent {
            background: rgba(212, 168, 67, 0.15);
            color: #A08030;
        }

        /* ===== Feature / Icon Cards ===== */
        .feature-card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 32px 24px;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            text-align: center;
            height: 100%;
        }
        .feature-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .feature-card .icon-wrap {
            width: 60px;
            height: 60px;
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 1.6rem;
            color: var(--white);
            background: var(--primary);
        }
        .feature-card .icon-wrap.accent {
            background: var(--accent);
            color: var(--dark);
        }
        .feature-card .icon-wrap.soft {
            background: rgba(196, 30, 58, 0.08);
            color: var(--primary);
        }
        .feature-card .fc-title {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .feature-card .fc-desc {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* ===== Category / Guide Card ===== */
        .guide-card {
            position: relative;
            border-radius: var(--radius-md);
            overflow: hidden;
            background: var(--white);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            height: 100%;
        }
        .guide-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .guide-card .guide-bg {
            height: 160px;
            background: var(--dark-soft);
            position: relative;
            overflow: hidden;
        }
        .guide-card .guide-bg img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.7;
        }
        .guide-card .guide-bg .overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(0deg, rgba(26,26,46,0.7) 0%, transparent 60%);
        }
        .guide-card .guide-body {
            padding: 20px 24px 24px;
        }
        .guide-card .guide-cat {
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--primary);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 6px;
        }
        .guide-card .guide-title {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .guide-card .guide-desc {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 12px;
        }
        .guide-card .guide-link {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--primary);
        }
        .guide-card .guide-link i {
            transition: var(--transition);
            margin-left: 4px;
        }
        .guide-card .guide-link:hover i {
            transform: translateX(4px);
        }

        /* ===== Process / Steps ===== */
        .step-item {
            display: flex;
            gap: 20px;
            margin-bottom: 32px;
            align-items: flex-start;
        }
        .step-number {
            flex-shrink: 0;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--primary);
            color: var(--white);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
            box-shadow: 0 4px 16px rgba(196, 30, 58, 0.20);
        }
        .step-number.accent {
            background: var(--accent);
            color: var(--dark);
            box-shadow: 0 4px 16px rgba(212, 168, 67, 0.25);
        }
        .step-content h4 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 4px;
        }
        .step-content p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin-bottom: 0;
        }

        /* ===== Post List (CMS) ===== */
        .post-item {
            display: flex;
            gap: 20px;
            padding: 20px 0;
            border-bottom: 1px solid var(--border-color);
            transition: var(--transition);
        }
        .post-item:first-child {
            padding-top: 0;
        }
        .post-item:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }
        .post-item:hover {
            padding-left: 8px;
        }
        .post-thumb {
            flex-shrink: 0;
            width: 100px;
            height: 72px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            background: var(--gray-200);
        }
        .post-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .post-info {
            flex: 1;
            min-width: 0;
        }
        .post-info .post-title {
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 4px;
            line-height: 1.4;
        }
        .post-info .post-title a {
            color: var(--text-primary);
        }
        .post-info .post-title a:hover {
            color: var(--primary);
        }
        .post-info .post-meta {
            font-size: 0.8rem;
            color: var(--text-muted);
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
        }
        .post-info .post-meta .cat {
            background: rgba(196, 30, 58, 0.06);
            padding: 1px 10px;
            border-radius: 40px;
            color: var(--primary);
            font-weight: 500;
        }
        .post-info .post-excerpt {
            font-size: 0.88rem;
            color: var(--text-secondary);
            margin-top: 4px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .post-empty {
            padding: 24px;
            background: var(--gray-100);
            border-radius: var(--radius-sm);
            text-align: center;
            color: var(--text-muted);
            font-size: 0.95rem;
        }

        /* ===== FAQ ===== */
        .faq-item {
            background: var(--white);
            border-radius: var(--radius-sm);
            padding: 20px 24px;
            margin-bottom: 12px;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-md);
        }
        .faq-item .faq-q {
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-primary);
            margin-bottom: 6px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .faq-item .faq-q i {
            color: var(--primary);
            font-size: 0.9rem;
        }
        .faq-item .faq-a {
            font-size: 0.92rem;
            color: var(--text-secondary);
            padding-left: 26px;
            line-height: 1.7;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            border-radius: var(--radius-lg);
            padding: 56px 48px;
            text-align: center;
            margin: 0 16px;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            opacity: 0.06;
            mix-blend-mode: overlay;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
        }
        .cta-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 12px;
        }
        .cta-desc {
            font-size: 1.05rem;
            color: rgba(255,255,255,0.8);
            max-width: 520px;
            margin: 0 auto 28px;
        }
        .cta-section .btn-cta {
            padding: 14px 44px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1rem;
            background: var(--white);
            color: var(--primary);
            border: none;
            transition: var(--transition);
        }
        .cta-section .btn-cta:hover {
            background: var(--accent-light);
            transform: translateY(-2px);
            box-shadow: 0 12px 32px rgba(0,0,0,0.15);
        }
        .cta-section .btn-cta-outline {
            padding: 14px 36px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 1rem;
            background: transparent;
            color: var(--white);
            border: 1.5px solid rgba(255,255,255,0.35);
            transition: var(--transition);
            margin-left: 12px;
        }
        .cta-section .btn-cta-outline:hover {
            background: rgba(255,255,255,0.08);
            border-color: rgba(255,255,255,0.6);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--dark);
            color: rgba(255,255,255,0.7);
            padding: 48px 0 24px;
            margin-top: 64px;
        }
        .site-footer .footer-brand {
            font-size: 1.2rem;
            font-weight: 800;
            color: var(--white);
            margin-bottom: 8px;
        }
        .site-footer .footer-brand i {
            color: var(--accent);
            margin-right: 6px;
        }
        .site-footer .footer-desc {
            font-size: 0.88rem;
            color: rgba(255,255,255,0.5);
            max-width: 320px;
            line-height: 1.7;
        }
        .site-footer .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer .footer-links li {
            margin-bottom: 8px;
        }
        .site-footer .footer-links a {
            color: rgba(255,255,255,0.55);
            font-size: 0.9rem;
            transition: var(--transition);
        }
        .site-footer .footer-links a:hover {
            color: var(--accent-light);
            padding-left: 4px;
        }
        .site-footer .footer-title {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 16px;
        }
        .site-footer .footer-divider {
            border-color: rgba(255,255,255,0.06);
            margin: 28px 0 20px;
        }
        .site-footer .footer-copy {
            font-size: 0.8rem;
            color: rgba(255,255,255,0.35);
            text-align: center;
        }
        .site-footer .footer-social a {
            display: inline-flex;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255,255,255,0.06);
            color: rgba(255,255,255,0.5);
            align-items: center;
            justify-content: center;
            transition: var(--transition);
            margin-right: 8px;
        }
        .site-footer .footer-social a:hover {
            background: var(--primary);
            color: var(--white);
            transform: translateY(-2px);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .hero-title {
                font-size: 2.6rem;
            }
            .hero-section {
                min-height: 460px;
            }
            .cta-section {
                padding: 40px 28px;
            }
        }
        @media (max-width: 768px) {
            body {
                padding-top: calc(var(--nav-height) + 12px);
            }
            .nav-links {
                display: none !important;
            }
            .nav-cta .btn-nav {
                display: none;
            }
            .nav-toggle {
                display: block;
            }
            .site-header .nav-dock {
                padding: 0 12px;
            }
            .nav-dock-inner {
                padding: 6px 16px 6px 20px;
                border-radius: 40px;
            }
            .hero-section {
                min-height: 400px;
                margin: 0 8px 32px;
                border-radius: 0 0 var(--radius-md) var(--radius-md);
            }
            .hero-title {
                font-size: 2rem;
            }
            .hero-sub {
                font-size: 1rem;
            }
            .hero-stats {
                gap: 20px;
            }
            .hero-stat-item .number {
                font-size: 1.4rem;
            }
            .section-block {
                padding: 40px 0;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .cta-section {
                padding: 32px 20px;
                margin: 0 8px;
                border-radius: var(--radius-md);
            }
            .cta-title {
                font-size: 1.5rem;
            }
            .cta-section .btn-cta-outline {
                margin-left: 0;
                margin-top: 10px;
            }
            .post-thumb {
                width: 72px;
                height: 56px;
            }
            .post-info .post-title {
                font-size: 0.92rem;
            }
            .step-item {
                gap: 14px;
            }
            .site-footer {
                padding: 32px 0 16px;
            }
        }
        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.6rem;
            }
            .hero-actions {
                flex-direction: column;
                width: 100%;
            }
            .hero-actions .btn-primary-custom,
            .hero-actions .btn-outline-light-custom {
                width: 100%;
                text-align: center;
            }
            .hero-stats {
                flex-direction: column;
                gap: 12px;
            }
            .feature-card {
                padding: 24px 16px;
            }
            .guide-card .guide-bg {
                height: 120px;
            }
            .post-item {
                flex-direction: column;
                gap: 10px;
            }
            .post-thumb {
                width: 100%;
                height: 140px;
            }
            .faq-item {
                padding: 16px 16px;
            }
            .cta-section {
                padding: 24px 16px;
            }
            .cta-title {
                font-size: 1.3rem;
            }
            .cta-desc {
                font-size: 0.92rem;
            }
            .nav-dock-inner {
                padding: 6px 12px 6px 16px;
            }
            .nav-brand {
                font-size: 1.05rem;
            }
        }

        /* ===== Utility ===== */
        .text-primary-custom {
            color: var(--primary) !important;
        }
        .bg-primary-custom {
            background: var(--primary) !important;
        }
        .gap-2 { gap: 8px; }
        .gap-3 { gap: 16px; }
        .gap-4 { gap: 24px; }
        .mb-0 { margin-bottom: 0; }
        .mt-2 { margin-top: 8px; }
        .mt-3 { margin-top: 16px; }
        .mt-4 { margin-top: 24px; }

        /* Smooth scroll offset for anchor links */
        .anchor-offset {
            scroll-margin-top: 100px;
        }

/* roulang page: article */
:root {
            --primary: #1a1a2e;
            --primary-light: #16213e;
            --secondary: #e94560;
            --accent: #0f3460;
            --gold: #f5c518;
            --bg-light: #f8f9fc;
            --bg-dark: #0f0f1a;
            --text-dark: #1a1a2e;
            --text-light: #6c757d;
            --text-white: #ffffff;
            --border-light: #e9ecef;
            --border-radius: 16px;
            --border-radius-sm: 10px;
            --shadow-sm: 0 2px 12px rgba(0,0,0,0.06);
            --shadow-md: 0 8px 30px rgba(0,0,0,0.10);
            --shadow-lg: 0 20px 50px rgba(0,0,0,0.15);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
        }
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body {
            font-family: var(--font-sans);
            background: var(--bg-light);
            color: var(--text-dark);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        a { color: var(--secondary); text-decoration: none; transition: var(--transition); }
        a:hover { color: #d63350; }
        img { max-width: 100%; height: auto; display: block; border-radius: var(--border-radius-sm); }
        .container { max-width: 1200px; padding: 0 20px; margin: 0 auto; }
        .container-narrow { max-width: 820px; }

        /* ===== Header / Dock Nav ===== */
        .site-header {
            position: fixed; top: 0; left: 0; right: 0; z-index: 1050;
            padding: 16px 20px;
            background: transparent;
            pointer-events: none;
        }
        .nav-dock {
            max-width: 1100px; margin: 0 auto;
            background: rgba(26, 26, 46, 0.88);
            backdrop-filter: blur(16px) saturate(180%);
            -webkit-backdrop-filter: blur(16px) saturate(180%);
            border-radius: 60px;
            padding: 8px 24px;
            box-shadow: 0 8px 40px rgba(0,0,0,0.25);
            border: 1px solid rgba(255,255,255,0.08);
            pointer-events: auto;
        }
        .nav-dock-inner {
            display: flex; align-items: center; justify-content: space-between;
            gap: 20px;
        }
        .nav-brand {
            display: flex; align-items: center; gap: 10px;
            font-weight: 700; font-size: 1.2rem; color: #fff !important;
            letter-spacing: -0.3px;
        }
        .nav-brand i { color: var(--gold); font-size: 1.25rem; }
        .nav-links { display: flex; list-style: none; gap: 6px; margin: 0; padding: 0; }
        .nav-link {
            display: inline-block; padding: 8px 18px; border-radius: 30px;
            font-size: 0.9rem; font-weight: 500; color: rgba(255,255,255,0.7);
            transition: var(--transition);
        }
        .nav-link:hover, .nav-link.active { background: rgba(255,255,255,0.12); color: #fff; }
        .nav-cta { display: flex; align-items: center; gap: 12px; }
        .btn-nav {
            display: inline-flex; align-items: center; gap: 8px;
            background: var(--secondary); color: #fff; padding: 8px 22px;
            border-radius: 30px; font-weight: 600; font-size: 0.9rem;
            transition: var(--transition); border: none;
        }
        .btn-nav:hover { background: #d63350; color: #fff; transform: translateY(-2px); box-shadow: 0 6px 20px rgba(233,69,96,0.4); }
        .nav-toggle { display: none; background: none; border: none; color: #fff; font-size: 1.4rem; cursor: pointer; padding: 4px 8px; }

        /* ===== Hero Banner (article) ===== */
        .article-hero {
            position: relative; min-height: 360px;
            display: flex; align-items: center; justify-content: center;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            margin-top: 0; padding-top: 100px; padding-bottom: 60px;
        }
        .article-hero::before {
            content: ''; position: absolute; inset: 0;
            background: linear-gradient(135deg, rgba(15,15,26,0.85) 0%, rgba(26,26,46,0.7) 100%);
        }
        .article-hero-content { position: relative; z-index: 2; text-align: center; color: #fff; }
        .article-hero-content .category-badge {
            display: inline-block; background: var(--secondary); color: #fff;
            padding: 4px 18px; border-radius: 20px; font-size: 0.85rem; font-weight: 600;
            margin-bottom: 16px; letter-spacing: 0.5px;
        }
        .article-hero-content h1 {
            font-size: 2.6rem; font-weight: 800; line-height: 1.25; margin-bottom: 16px;
            letter-spacing: -0.5px; text-shadow: 0 2px 12px rgba(0,0,0,0.3);
        }
        .article-hero-content .meta {
            font-size: 0.95rem; color: rgba(255,255,255,0.7);
            display: flex; justify-content: center; gap: 24px; flex-wrap: wrap;
        }
        .article-hero-content .meta i { margin-right: 6px; color: var(--gold); }

        /* ===== Main Content ===== */
        .article-main { padding: 60px 0 80px; }
        .article-body {
            background: #fff; border-radius: var(--border-radius);
            padding: 48px 52px; box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            font-size: 1.05rem; line-height: 1.9; color: #2d2d3a;
        }
        .article-body h2, .article-body h3, .article-body h4 {
            margin-top: 32px; margin-bottom: 16px; font-weight: 700; color: var(--primary);
        }
        .article-body h2 { font-size: 1.65rem; border-bottom: 2px solid var(--border-light); padding-bottom: 10px; }
        .article-body h3 { font-size: 1.35rem; }
        .article-body p { margin-bottom: 20px; }
        .article-body ul, .article-body ol { margin-bottom: 20px; padding-left: 24px; }
        .article-body li { margin-bottom: 8px; }
        .article-body a { color: var(--secondary); font-weight: 500; }
        .article-body a:hover { text-decoration: underline; }
        .article-body blockquote {
            border-left: 4px solid var(--secondary); background: #fef2f4;
            padding: 20px 24px; margin: 28px 0; border-radius: 0 var(--border-radius-sm) var(--border-radius-sm) 0;
            font-style: italic; color: #555;
        }
        .article-body img { border-radius: var(--border-radius-sm); margin: 24px 0; box-shadow: var(--shadow-sm); }
        .article-body .img-caption { font-size: 0.9rem; color: var(--text-light); text-align: center; margin-top: -12px; margin-bottom: 28px; }
        .article-body .tag-list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 32px; }
        .article-body .tag-list .tag {
            background: var(--bg-light); color: var(--text-light); padding: 4px 16px;
            border-radius: 20px; font-size: 0.85rem; border: 1px solid var(--border-light);
        }

        /* ===== Article Footer Nav ===== */
        .article-nav { margin-top: 40px; padding-top: 28px; border-top: 1px solid var(--border-light); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 16px; }
        .article-nav a { font-weight: 500; display: flex; align-items: center; gap: 8px; }
        .article-nav a i { font-size: 0.9rem; }

        /* ===== Related / CTA ===== */
        .related-section { background: #fff; border-radius: var(--border-radius); padding: 40px 48px; box-shadow: var(--shadow-sm); border: 1px solid var(--border-light); margin-top: 40px; }
        .related-section h3 { font-size: 1.5rem; font-weight: 700; margin-bottom: 24px; color: var(--primary); }
        .related-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 20px; }
        .related-card {
            background: var(--bg-light); border-radius: var(--border-radius-sm); padding: 20px;
            border: 1px solid var(--border-light); transition: var(--transition);
        }
        .related-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
        .related-card .rcat { font-size: 0.8rem; color: var(--secondary); font-weight: 600; margin-bottom: 6px; }
        .related-card h4 { font-size: 1.05rem; font-weight: 600; margin-bottom: 8px; }
        .related-card h4 a { color: var(--text-dark); }
        .related-card h4 a:hover { color: var(--secondary); }
        .related-card p { font-size: 0.9rem; color: var(--text-light); margin: 0; }

        .cta-article {
            margin-top: 40px; background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
            border-radius: var(--border-radius); padding: 48px 40px; text-align: center; color: #fff;
        }
        .cta-article h3 { font-size: 1.8rem; font-weight: 700; margin-bottom: 12px; }
        .cta-article p { font-size: 1.05rem; opacity: 0.85; margin-bottom: 24px; max-width: 600px; margin-left: auto; margin-right: auto; }
        .cta-article .btn-cta {
            display: inline-flex; align-items: center; gap: 10px;
            background: var(--gold); color: var(--primary); padding: 14px 36px;
            border-radius: 40px; font-weight: 700; font-size: 1.05rem;
            transition: var(--transition); border: none;
        }
        .cta-article .btn-cta:hover { transform: translateY(-3px); box-shadow: 0 10px 30px rgba(245,197,24,0.35); color: var(--primary); }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark); color: rgba(255,255,255,0.7); padding: 60px 0 30px;
        }
        .site-footer .footer-brand { font-size: 1.3rem; font-weight: 700; color: #fff; margin-bottom: 12px; }
        .site-footer .footer-brand i { color: var(--gold); margin-right: 8px; }
        .footer-desc { font-size: 0.95rem; max-width: 340px; line-height: 1.7; }
        .footer-social a {
            display: inline-flex; align-items: center; justify-content: center;
            width: 40px; height: 40px; border-radius: 50%; background: rgba(255,255,255,0.08);
            color: rgba(255,255,255,0.6); margin-right: 10px; font-size: 1.1rem;
            transition: var(--transition);
        }
        .footer-social a:hover { background: var(--secondary); color: #fff; transform: translateY(-3px); }
        .footer-title { font-weight: 700; color: #fff; margin-bottom: 16px; font-size: 1rem; }
        .footer-links { list-style: none; padding: 0; margin: 0; }
        .footer-links li { margin-bottom: 10px; }
        .footer-links a { color: rgba(255,255,255,0.55); font-size: 0.92rem; transition: var(--transition); }
        .footer-links a:hover { color: var(--gold); padding-left: 4px; }
        .footer-divider { border-color: rgba(255,255,255,0.08); margin: 32px 0 24px; }
        .footer-copy { font-size: 0.85rem; text-align: center; color: rgba(255,255,255,0.35); }

        /* ===== Not Found ===== */
        .not-found-box { text-align: center; padding: 80px 20px; }
        .not-found-box i { font-size: 4rem; color: var(--text-light); margin-bottom: 20px; }
        .not-found-box h2 { font-size: 2rem; font-weight: 700; margin-bottom: 12px; }
        .not-found-box p { color: var(--text-light); margin-bottom: 24px; }
        .not-found-box .btn-home { display: inline-flex; align-items: center; gap: 8px; background: var(--primary); color: #fff; padding: 12px 32px; border-radius: 30px; font-weight: 600; transition: var(--transition); }
        .not-found-box .btn-home:hover { background: var(--secondary); color: #fff; transform: translateY(-2px); }

        /* ===== Responsive ===== */
        @media (max-width: 992px) {
            .nav-links { gap: 4px; }
            .nav-link { padding: 6px 14px; font-size: 0.85rem; }
            .article-hero-content h1 { font-size: 2.1rem; }
            .article-body { padding: 36px 28px; }
            .related-section { padding: 32px 24px; }
        }
        @media (max-width: 768px) {
            .site-header { padding: 12px 16px; }
            .nav-dock { padding: 6px 16px; border-radius: 40px; }
            .nav-links { display: none; position: absolute; top: 70px; left: 16px; right: 16px; background: rgba(26,26,46,0.96); backdrop-filter: blur(16px); border-radius: 20px; flex-direction: column; padding: 12px; box-shadow: var(--shadow-lg); border: 1px solid rgba(255,255,255,0.06); }
            .nav-links.open { display: flex; }
            .nav-toggle { display: block; }
            .btn-nav span { display: none; }
            .article-hero { min-height: 280px; padding-top: 90px; padding-bottom: 40px; }
            .article-hero-content h1 { font-size: 1.7rem; }
            .article-hero-content .meta { font-size: 0.85rem; gap: 14px; flex-direction: column; align-items: center; }
            .article-main { padding: 40px 0 60px; }
            .article-body { padding: 28px 18px; font-size: 1rem; }
            .article-body h2 { font-size: 1.35rem; }
            .cta-article { padding: 36px 20px; }
            .cta-article h3 { font-size: 1.4rem; }
            .related-grid { grid-template-columns: 1fr; }
            .site-footer { padding: 40px 0 20px; }
        }
        @media (max-width: 520px) {
            .nav-dock { padding: 6px 12px; border-radius: 30px; }
            .nav-brand { font-size: 1rem; }
            .nav-brand i { font-size: 1rem; }
            .article-hero-content h1 { font-size: 1.35rem; }
            .article-body { padding: 20px 14px; }
            .article-nav { flex-direction: column; align-items: center; }
        }

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #1a3a5c;
            --primary-light: #2c5f8a;
            --primary-dark: #0f2438;
            --secondary: #e8a838;
            --secondary-light: #f0c060;
            --secondary-dark: #c88a1e;
            --accent: #d4a373;
            --bg-light: #f8f6f2;
            --bg-white: #ffffff;
            --bg-dark: #0f1a26;
            --text-dark: #1a1a2e;
            --text-body: #3d3d4a;
            --text-muted: #7a7a8a;
            --text-light: #f0ede8;
            --border: #e0dbd2;
            --border-light: #f0ece6;
            --radius: 16px;
            --radius-sm: 10px;
            --radius-lg: 24px;
            --shadow-sm: 0 2px 12px rgba(26, 58, 92, 0.06);
            --shadow-md: 0 8px 32px rgba(26, 58, 92, 0.10);
            --shadow-lg: 0 20px 60px rgba(26, 58, 92, 0.14);
            --shadow-hover: 0 16px 48px rgba(26, 58, 92, 0.18);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Segoe UI', system-ui, -apple-system, 'Helvetica Neue', sans-serif;
            --container-max: 1200px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            color: var(--text-body);
            background: var(--bg-light);
            line-height: 1.7;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: var(--primary-light);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--primary);
        }

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

        /* ===== 浮动 Dock 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            padding-top: 14px;
            pointer-events: none;
        }

        .nav-dock {
            max-width: 900px;
            margin: 0 auto;
            padding: 0 16px;
            pointer-events: all;
        }

        .nav-dock-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(20px) saturate(1.4);
            -webkit-backdrop-filter: blur(20px) saturate(1.4);
            border-radius: 60px;
            padding: 8px 24px 8px 28px;
            box-shadow: 0 4px 30px rgba(26, 58, 92, 0.10);
            border: 1px solid rgba(255, 255, 255, 0.6);
            transition: box-shadow var(--transition);
        }

        .nav-dock-inner:hover {
            box-shadow: 0 8px 40px rgba(26, 58, 92, 0.14);
        }

        .nav-brand {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 8px;
            letter-spacing: -0.3px;
        }
        .nav-brand i {
            color: var(--secondary);
            font-size: 1.1rem;
        }
        .nav-brand:hover {
            color: var(--primary-light);
        }

        .nav-links {
            display: flex;
            list-style: none;
            margin: 0;
            padding: 0;
            gap: 4px;
        }

        .nav-links li {
            margin: 0;
        }

        .nav-links .nav-link {
            display: block;
            padding: 8px 18px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-body);
            border-radius: 40px;
            transition: all var(--transition);
            position: relative;
        }

        .nav-links .nav-link:hover {
            color: var(--primary);
            background: rgba(26, 58, 92, 0.06);
        }

        .nav-links .nav-link.active {
            color: #fff;
            background: var(--primary);
            box-shadow: 0 4px 14px rgba(26, 58, 92, 0.25);
        }

        .nav-links .nav-link.active:hover {
            background: var(--primary-light);
        }

        .nav-cta {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .btn-nav {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 22px;
            font-size: 0.9rem;
            font-weight: 600;
            color: #fff;
            background: var(--secondary);
            border-radius: 40px;
            transition: all var(--transition);
            border: none;
            box-shadow: 0 4px 14px rgba(232, 168, 56, 0.35);
        }
        .btn-nav i {
            font-size: 0.8rem;
            transition: transform var(--transition);
        }
        .btn-nav:hover {
            background: var(--secondary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(232, 168, 56, 0.40);
        }
        .btn-nav:hover i {
            transform: translateX(4px);
        }

        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.3rem;
            color: var(--primary);
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 8px;
            transition: background var(--transition);
        }
        .nav-toggle:hover {
            background: rgba(26, 58, 92, 0.06);
        }

        /* 移动端导航 */
        @media (max-width: 768px) {
            .nav-dock-inner {
                padding: 8px 16px 8px 20px;
                border-radius: 40px;
            }
            .nav-links {
                display: none;
                position: absolute;
                top: calc(100% + 12px);
                left: 16px;
                right: 16px;
                background: rgba(255, 255, 255, 0.98);
                backdrop-filter: blur(20px);
                border-radius: 24px;
                flex-direction: column;
                padding: 16px;
                gap: 6px;
                box-shadow: 0 20px 60px rgba(26, 58, 92, 0.18);
                border: 1px solid var(--border-light);
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links .nav-link {
                padding: 12px 20px;
                font-size: 1rem;
            }
            .nav-toggle {
                display: block;
            }
            .nav-cta .btn-nav {
                display: none;
            }
            .nav-dock {
                padding: 0 12px;
            }
        }

        @media (max-width: 520px) {
            .nav-brand {
                font-size: 1.05rem;
            }
            .nav-dock-inner {
                padding: 6px 12px 6px 16px;
            }
        }

        /* ===== 页面头部偏移 ===== */
        .page-main {
            padding-top: 90px;
        }

        /* ===== Banner / Hero 内页 ===== */
        .page-banner {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 60%, var(--primary-light) 100%);
            padding: 80px 0 60px;
            position: relative;
            overflow: hidden;
            min-height: 320px;
            display: flex;
            align-items: center;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            opacity: 0.15;
            mix-blend-mode: overlay;
        }

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

        .page-banner h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.5px;
            margin-bottom: 16px;
            line-height: 1.2;
        }

        .page-banner .breadcrumb-custom {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.95rem;
            margin-bottom: 12px;
        }
        .page-banner .breadcrumb-custom a {
            color: rgba(255, 255, 255, 0.8);
        }
        .page-banner .breadcrumb-custom a:hover {
            color: #fff;
        }

        .page-banner .lead {
            font-size: 1.2rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 640px;
        }

        @media (max-width: 768px) {
            .page-banner {
                padding: 70px 0 50px;
                min-height: 240px;
            }
            .page-banner h1 {
                font-size: 2rem;
            }
            .page-banner .lead {
                font-size: 1rem;
            }
        }

        @media (max-width: 520px) {
            .page-banner h1 {
                font-size: 1.6rem;
            }
        }

        /* ===== 通用板块 ===== */
        .section {
            padding: 70px 0;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 12px;
            letter-spacing: -0.3px;
        }

        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 680px;
            margin-bottom: 40px;
        }

        .section-divider {
            width: 60px;
            height: 4px;
            background: var(--secondary);
            border-radius: 4px;
            margin-bottom: 24px;
        }

        @media (max-width: 768px) {
            .section {
                padding: 50px 0;
            }
            .section-title {
                font-size: 1.6rem;
            }
        }

        /* ===== 卡片通用 ===== */
        .card-custom {
            background: var(--bg-white);
            border-radius: var(--radius);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            overflow: hidden;
        }

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

        .card-custom .card-body {
            padding: 28px;
        }

        .card-custom .card-img-top {
            border-radius: var(--radius) var(--radius) 0 0;
            object-fit: cover;
            height: 200px;
            width: 100%;
        }

        /* ===== 按钮 ===== */
        .btn-primary-custom {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 32px;
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            background: var(--primary);
            border: none;
            border-radius: 50px;
            transition: all var(--transition);
            box-shadow: 0 6px 24px rgba(26, 58, 92, 0.25);
        }
        .btn-primary-custom i {
            font-size: 0.9rem;
            transition: transform var(--transition);
        }
        .btn-primary-custom:hover {
            background: var(--primary-light);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 12px 36px rgba(26, 58, 92, 0.35);
        }
        .btn-primary-custom:hover i {
            transform: translateX(4px);
        }

        .btn-secondary-custom {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 32px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--primary);
            background: transparent;
            border: 2px solid var(--primary);
            border-radius: 50px;
            transition: all var(--transition);
        }
        .btn-secondary-custom i {
            font-size: 0.9rem;
            transition: transform var(--transition);
        }
        .btn-secondary-custom:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-secondary-custom:hover i {
            transform: translateX(4px);
        }

        /* ===== 标签 / 徽章 ===== */
        .badge-tag {
            display: inline-block;
            padding: 4px 16px;
            font-size: 0.8rem;
            font-weight: 500;
            background: rgba(26, 58, 92, 0.08);
            color: var(--primary);
            border-radius: 40px;
            transition: all var(--transition);
        }
        .badge-tag:hover {
            background: var(--primary);
            color: #fff;
        }

        .badge-feature {
            display: inline-block;
            padding: 3px 14px;
            font-size: 0.75rem;
            font-weight: 600;
            background: var(--secondary);
            color: #fff;
            border-radius: 40px;
            letter-spacing: 0.3px;
        }

        /* ===== 入口指南步骤 ===== */
        .step-card {
            background: var(--bg-white);
            border-radius: var(--radius);
            padding: 32px 28px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            position: relative;
        }

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

        .step-number {
            width: 48px;
            height: 48px;
            background: var(--primary);
            color: #fff;
            font-size: 1.3rem;
            font-weight: 700;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
            flex-shrink: 0;
        }

        .step-card h4 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 8px;
        }

        .step-card p {
            color: var(--text-muted);
            margin-bottom: 0;
            font-size: 0.95rem;
        }

        /* ===== FAQ ===== */
        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-light);
            padding: 20px 28px;
            margin-bottom: 12px;
            transition: all var(--transition);
            cursor: pointer;
        }

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

        .faq-question {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-dark);
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
        }
        .faq-question i {
            color: var(--secondary);
            font-size: 1.1rem;
            transition: transform var(--transition);
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }

        .faq-answer {
            margin-top: 12px;
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.7;
            display: none;
        }
        .faq-item.open .faq-answer {
            display: block;
        }

        /* ===== 安全验证块 ===== */
        .security-block {
            background: linear-gradient(135deg, var(--primary-dark), var(--primary));
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .security-block::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -20%;
            width: 400px;
            height: 400px;
            background: rgba(255, 255, 255, 0.04);
            border-radius: 50%;
        }

        .security-block h3 {
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .security-block .security-icon {
            font-size: 2.4rem;
            color: var(--secondary);
            margin-bottom: 16px;
        }

        .security-list {
            list-style: none;
            padding: 0;
            margin: 20px 0 0;
        }
        .security-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            margin-bottom: 12px;
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.85);
        }
        .security-list li i {
            color: var(--secondary-light);
            margin-top: 4px;
        }

        /* ===== 最新资讯卡片 ===== */
        .post-card {
            background: var(--bg-white);
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }

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

        .post-card img {
            height: 180px;
            width: 100%;
            object-fit: cover;
            border-radius: var(--radius) var(--radius) 0 0;
        }

        .post-card .post-body {
            padding: 22px 24px 24px;
        }

        .post-card .post-meta {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .post-card h5 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .post-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 16px;
        }

        .post-card .post-link {
            font-weight: 600;
            color: var(--primary-light);
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .post-card .post-link i {
            font-size: 0.8rem;
            transition: transform var(--transition);
        }
        .post-card .post-link:hover i {
            transform: translateX(4px);
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-dark) 100%);
            border-radius: var(--radius-lg);
            padding: 56px 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section h2 {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }

        .cta-section p {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.9);
            max-width: 560px;
            margin: 0 auto 28px;
        }

        .cta-section .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            padding: 16px 40px;
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--primary);
            background: #fff;
            border-radius: 50px;
            border: none;
            transition: all var(--transition);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
        }
        .cta-section .btn-cta i {
            transition: transform var(--transition);
        }
        .cta-section .btn-cta:hover {
            transform: translateY(-3px);
            box-shadow: 0 16px 48px rgba(0, 0, 0, 0.20);
        }
        .cta-section .btn-cta:hover i {
            transform: translateX(4px);
        }

        @media (max-width: 768px) {
            .cta-section {
                padding: 40px 24px;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .cta-section p {
                font-size: 0.95rem;
            }
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 60px 0 30px;
            margin-top: 60px;
        }

        .site-footer .footer-brand {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 12px;
        }
        .site-footer .footer-brand i {
            color: var(--secondary);
        }

        .site-footer .footer-desc {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.7;
        }

        .site-footer .footer-social {
            display: flex;
            gap: 12px;
        }
        .site-footer .footer-social a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: rgba(255, 255, 255, 0.08);
            border-radius: 50%;
            color: rgba(255, 255, 255, 0.7);
            font-size: 1rem;
            transition: all var(--transition);
        }
        .site-footer .footer-social a:hover {
            background: var(--secondary);
            color: #fff;
            transform: translateY(-2px);
        }

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

        .site-footer .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer .footer-links li {
            margin-bottom: 8px;
        }
        .site-footer .footer-links a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.9rem;
            transition: all var(--transition);
        }
        .site-footer .footer-links a:hover {
            color: var(--secondary);
            padding-left: 4px;
        }

        .footer-divider {
            border-color: rgba(255, 255, 255, 0.08);
            margin: 32px 0 24px;
        }

        .footer-copy {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.4);
            text-align: center;
        }

        @media (max-width: 768px) {
            .site-footer {
                padding: 40px 0 24px;
            }
            .site-footer .footer-brand {
                font-size: 1.15rem;
            }
        }

        /* ===== 响应式微调 ===== */
        @media (max-width: 768px) {
            .step-card {
                padding: 24px 20px;
            }
            .step-number {
                width: 40px;
                height: 40px;
                font-size: 1.1rem;
            }
            .card-custom .card-body {
                padding: 20px;
            }
            .security-block {
                padding: 32px 24px;
            }
            .faq-item {
                padding: 16px 20px;
            }
        }

        @media (max-width: 520px) {
            .page-banner h1 {
                font-size: 1.4rem;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .cta-section h2 {
                font-size: 1.25rem;
            }
            .btn-primary-custom,
            .btn-secondary-custom {
                padding: 12px 24px;
                font-size: 0.9rem;
            }
        }

        /* 卡片网格等距 */
        .grid-gap {
            gap: 24px;
        }

        /* 统计数字 */
        .stat-number {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--text-muted);
        }