/* roulang page: index */
:root {
            --primary: #c9a96e;
            --primary-hover: #d4b87a;
            --primary-glow: rgba(201, 169, 110, 0.35);
            --primary-subtle: rgba(201, 169, 110, 0.08);
            --secondary: #1a1a2e;
            --bg-deep: #080812;
            --bg-body: #0a0a16;
            --bg-card: #111122;
            --bg-card-hover: #161630;
            --bg-elevated: #141428;
            --bg-nav: rgba(10, 10, 22, 0.92);
            --text-primary: #edeae4;
            --text-secondary: #b8b4ab;
            --text-muted: #7a7680;
            --text-dark: #1a1a16;
            --border-subtle: rgba(201, 169, 110, 0.12);
            --border-card: rgba(255, 255, 255, 0.06);
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.25);
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
            --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
            --shadow-gold: 0 4px 24px rgba(201, 169, 110, 0.2);
            --transition-fast: 0.2s ease;
            --transition: 0.35s ease;
            --font-display: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --navbar-height: 64px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            background-color: var(--bg-body);
            color: var(--text-primary);
            line-height: 1.7;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            min-height: 100vh;
        }

        a {
            text-decoration: none;
            color: var(--primary);
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--primary-hover);
        }
        a:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
            border-radius: 4px;
        }

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

        button,
        input {
            font-family: inherit;
        }
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

        .container {
            max-width: 1200px;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ── Navbar ── */
        .site-navbar {
            background: var(--bg-nav);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-subtle);
            height: var(--navbar-height);
            position: sticky;
            top: 0;
            z-index: 1050;
            transition: background var(--transition), box-shadow var(--transition);
        }
        .site-navbar.scrolled {
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.5);
            background: rgba(10, 10, 22, 0.97);
        }
        .navbar-brand-custom {
            font-family: var(--font-display);
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--primary) !important;
            letter-spacing: 0.02em;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: color var(--transition-fast);
        }
        .navbar-brand-custom:hover {
            color: var(--primary-hover) !important;
        }
        .navbar-brand-custom .brand-icon {
            width: 34px;
            height: 34px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--primary), #a8894a);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            color: #1a1a12;
            flex-shrink: 0;
        }
        .site-navbar .nav-link {
            color: var(--text-secondary) !important;
            font-weight: 500;
            font-size: 0.95rem;
            padding: 8px 16px !important;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            position: relative;
        }
        .site-navbar .nav-link:hover {
            color: var(--primary) !important;
            background: var(--primary-subtle);
        }
        .site-navbar .nav-link.active {
            color: var(--primary) !important;
            background: var(--primary-subtle);
            font-weight: 600;
        }
        .nav-search-wrapper {
            position: relative;
            display: flex;
            align-items: center;
        }
        .nav-search-input {
            background: var(--bg-elevated);
            border: 1px solid var(--border-card);
            color: var(--text-primary);
            border-radius: 24px;
            padding: 8px 16px 8px 38px;
            font-size: 0.9rem;
            width: 200px;
            transition: all var(--transition-fast);
            line-height: 1.4;
        }
        .nav-search-input::placeholder {
            color: var(--text-muted);
        }
        .nav-search-input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px var(--primary-glow);
            outline: none;
            width: 240px;
        }
        .nav-search-icon {
            position: absolute;
            left: 14px;
            color: var(--text-muted);
            font-size: 0.85rem;
            pointer-events: none;
            transition: color var(--transition-fast);
        }
        .nav-search-input:focus~.nav-search-icon {
            color: var(--primary);
        }
        .btn-nav-cta {
            background: var(--primary);
            color: var(--text-dark);
            border: none;
            border-radius: 24px;
            padding: 9px 22px;
            font-weight: 600;
            font-size: 0.9rem;
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.01em;
        }
        .btn-nav-cta:hover {
            background: var(--primary-hover);
            color: #111108;
            box-shadow: var(--shadow-gold);
            transform: translateY(-1px);
        }
        .navbar-toggler {
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-sm);
            padding: 6px 10px;
            color: var(--text-primary);
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px var(--primary-glow);
            outline: none;
        }
        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(237, 234, 228, 0.8)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        /* ── Hero ── */
        .hero-section {
            position: relative;
            min-height: 620px;
            display: flex;
            align-items: center;
            background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            background-position: center 30%;
            overflow: hidden;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(8, 8, 18, 0.65) 0%, rgba(8, 8, 18, 0.82) 40%, rgba(10, 10, 22, 0.95) 100%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            padding: 80px 0 60px;
        }
        .hero-badge {
            display: inline-block;
            background: var(--primary-subtle);
            border: 1px solid var(--border-subtle);
            color: var(--primary);
            padding: 6px 18px;
            border-radius: 24px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 20px;
        }
        .hero-title {
            font-family: var(--font-display);
            font-size: 3.2rem;
            font-weight: 800;
            line-height: 1.2;
            color: #fff;
            margin-bottom: 18px;
            letter-spacing: 0.02em;
            text-shadow: 0 2px 20px rgba(0, 0, 0, 0.5);
        }
        .hero-title .gold {
            color: var(--primary);
        }
        .hero-desc {
            font-size: 1.1rem;
            color: var(--text-secondary);
            max-width: 560px;
            margin-bottom: 32px;
            line-height: 1.8;
        }
        .btn-hero-primary {
            background: var(--primary);
            color: var(--text-dark);
            border: none;
            border-radius: 28px;
            padding: 13px 32px;
            font-weight: 700;
            font-size: 1rem;
            letter-spacing: 0.02em;
            transition: all var(--transition);
            box-shadow: var(--shadow-gold);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-hero-primary:hover {
            background: var(--primary-hover);
            color: #0e0e08;
            transform: translateY(-2px);
            box-shadow: 0 8px 32px rgba(201, 169, 110, 0.35);
        }
        .btn-hero-outline {
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
            border-radius: 28px;
            padding: 12px 30px;
            font-weight: 600;
            font-size: 1rem;
            letter-spacing: 0.02em;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-hero-outline:hover {
            background: var(--primary);
            color: var(--text-dark);
            transform: translateY(-2px);
        }
        .hero-glow-orb {
            position: absolute;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(201, 169, 110, 0.15) 0%, transparent 70%);
            top: -100px;
            right: -120px;
            z-index: 0;
            pointer-events: none;
        }

        /* ── Section Common ── */
        .section-py {
            padding: 80px 0;
        }
        .section-header {
            text-align: center;
            margin-bottom: 50px;
        }
        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.08em;
            color: var(--primary);
            text-transform: uppercase;
            margin-bottom: 10px;
        }
        .section-title {
            font-family: var(--font-display);
            font-size: 2.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto;
        }

        /* ── Feature Cards ── */
        .feature-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            text-align: center;
            transition: all var(--transition);
            height: 100%;
            position: relative;
            overflow: hidden;
        }
        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 2px;
            background: var(--primary);
            transition: width var(--transition);
        }
        .feature-card:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-subtle);
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }
        .feature-card:hover::before {
            width: 80%;
        }
        .feature-icon-wrap {
            width: 60px;
            height: 60px;
            border-radius: var(--radius);
            background: var(--primary-subtle);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 18px;
            font-size: 1.5rem;
            color: var(--primary);
            transition: all var(--transition);
        }
        .feature-card:hover .feature-icon-wrap {
            background: var(--primary);
            color: var(--text-dark);
            box-shadow: var(--shadow-gold);
        }
        .feature-card h3 {
            font-size: 1.15rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 10px;
        }
        .feature-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.7;
        }

        /* ── Category Entrance Card ── */
        .category-entrance-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-xl);
            overflow: hidden;
            transition: all var(--transition);
            height: 100%;
        }
        .category-entrance-card:hover {
            border-color: var(--border-subtle);
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }
        .category-entrance-card .card-img-wrap {
            height: 200px;
            overflow: hidden;
            position: relative;
        }
        .category-entrance-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition);
        }
        .category-entrance-card:hover .card-img-wrap img {
            transform: scale(1.06);
        }
        .category-entrance-card .card-body-custom {
            padding: 24px;
        }
        .category-entrance-card .card-tag {
            display: inline-block;
            background: var(--primary-subtle);
            color: var(--primary);
            font-size: 0.75rem;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 16px;
            margin-bottom: 10px;
            letter-spacing: 0.03em;
        }
        .category-entrance-card h3 {
            font-size: 1.2rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 8px;
        }
        .category-entrance-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin: 0;
        }

        /* ── News Card ── */
        .news-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            border-color: var(--border-subtle);
            box-shadow: var(--shadow);
            transform: translateY(-4px);
        }
        .news-card .news-img-wrap {
            height: 180px;
            overflow: hidden;
            position: relative;
        }
        .news-card .news-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition);
        }
        .news-card:hover .news-img-wrap img {
            transform: scale(1.05);
        }
        .news-card .news-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .news-card .news-meta {
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-bottom: 8px;
            display: flex;
            gap: 14px;
        }
        .news-card .news-category-tag {
            display: inline-block;
            background: var(--primary-subtle);
            color: var(--primary);
            font-size: 0.7rem;
            font-weight: 700;
            padding: 3px 10px;
            border-radius: 12px;
            letter-spacing: 0.03em;
            align-self: flex-start;
            margin-bottom: 8px;
        }
        .news-card h3 {
            font-size: 1.05rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 8px;
            line-height: 1.5;
        }
        .news-card h3 a {
            color: #fff;
            transition: color var(--transition-fast);
        }
        .news-card h3 a:hover {
            color: var(--primary);
        }
        .news-card p {
            font-size: 0.88rem;
            color: var(--text-muted);
            margin: 0;
            flex: 1;
            line-height: 1.6;
        }

        /* ── Stats ── */
        .stats-section {
            background: var(--bg-deep);
            position: relative;
            overflow: hidden;
        }
        .stats-section::before {
            content: '';
            position: absolute;
            width: 600px;
            height: 600px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(201, 169, 110, 0.06) 0%, transparent 70%);
            top: -200px;
            left: -200px;
            pointer-events: none;
        }
        .stat-item {
            text-align: center;
            padding: 20px;
            position: relative;
            z-index: 1;
        }
        .stat-number {
            font-family: var(--font-display);
            font-size: 3rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1;
            margin-bottom: 6px;
            letter-spacing: 0.02em;
        }
        .stat-label {
            font-size: 0.95rem;
            color: var(--text-secondary);
            font-weight: 500;
        }

        /* ── Gameplay Block ── */
        .gameplay-block {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-xl);
            overflow: hidden;
            transition: all var(--transition);
            height: 100%;
        }
        .gameplay-block:hover {
            border-color: var(--border-subtle);
            box-shadow: var(--shadow);
        }
        .gameplay-block .gp-img {
            height: 240px;
            overflow: hidden;
        }
        .gameplay-block .gp-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition);
        }
        .gameplay-block:hover .gp-img img {
            transform: scale(1.04);
        }
        .gameplay-block .gp-body {
            padding: 24px;
        }
        .gameplay-block h3 {
            font-size: 1.2rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 8px;
        }
        .gameplay-block p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.7;
        }

        /* ── FAQ ── */
        .faq-section {
            background: var(--bg-deep);
        }
        .accordion-faq .accordion-item {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius) !important;
            margin-bottom: 12px;
            overflow: hidden;
        }
        .accordion-faq .accordion-header .accordion-button {
            background: var(--bg-card);
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            padding: 18px 22px;
            border: none;
            box-shadow: none;
            transition: all var(--transition-fast);
            border-radius: var(--radius) !important;
        }
        .accordion-faq .accordion-button:not(.collapsed) {
            background: var(--bg-card-hover);
            color: var(--primary);
            box-shadow: none;
            border-bottom: 1px solid var(--border-subtle);
            border-radius: var(--radius) var(--radius) 0 0 !important;
        }
        .accordion-faq .accordion-button::after {
            filter: brightness(0) invert(0.7);
        }
        .accordion-faq .accordion-button:not(.collapsed)::after {
            filter: brightness(0) invert(0.85) sepia(1) saturate(5) hue-rotate(340deg);
        }
        .accordion-faq .accordion-button:focus {
            box-shadow: 0 0 0 3px var(--primary-glow);
            border-color: var(--primary);
        }
        .accordion-faq .accordion-body {
            background: var(--bg-card);
            color: var(--text-secondary);
            padding: 18px 22px;
            font-size: 0.93rem;
            line-height: 1.8;
            border-radius: 0 0 var(--radius) var(--radius) !important;
        }

        /* ── CTA Section ── */
        .cta-section {
            position: relative;
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            background-position: center 40%;
            overflow: hidden;
            padding: 80px 0;
        }
        .cta-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(8, 8, 18, 0.9) 0%, rgba(8, 8, 18, 0.75) 100%);
            z-index: 1;
        }
        .cta-content {
            position: relative;
            z-index: 2;
            text-align: center;
        }
        .cta-content h2 {
            font-family: var(--font-display);
            font-size: 2.4rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }
        .cta-content p {
            font-size: 1.05rem;
            color: var(--text-secondary);
            max-width: 550px;
            margin: 0 auto 28px;
        }
        .btn-cta-lg {
            background: var(--primary);
            color: var(--text-dark);
            border: none;
            border-radius: 30px;
            padding: 15px 40px;
            font-weight: 700;
            font-size: 1.05rem;
            letter-spacing: 0.02em;
            transition: all var(--transition);
            box-shadow: var(--shadow-gold);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-cta-lg:hover {
            background: var(--primary-hover);
            color: #0e0e08;
            transform: translateY(-3px);
            box-shadow: 0 10px 36px rgba(201, 169, 110, 0.4);
        }

        /* ── Footer ── */
        .site-footer {
            background: var(--bg-deep);
            border-top: 1px solid var(--border-subtle);
            padding: 50px 0 30px;
        }
        .footer-brand {
            font-family: var(--font-display);
            font-weight: 700;
            font-size: 1.3rem;
            color: var(--primary);
            margin-bottom: 12px;
            display: inline-block;
        }
        .footer-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
            max-width: 360px;
            line-height: 1.7;
        }
        .footer-links-title {
            font-weight: 600;
            font-size: 0.95rem;
            color: #fff;
            margin-bottom: 14px;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 8px;
        }
        .footer-links li a {
            color: var(--text-muted);
            font-size: 0.88rem;
            transition: color var(--transition-fast);
        }
        .footer-links li a:hover {
            color: var(--primary);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-card);
            margin-top: 36px;
            padding-top: 22px;
            text-align: center;
            font-size: 0.82rem;
            color: var(--text-muted);
        }

        /* ── No Results ── */
        .no-results {
            text-align: center;
            padding: 40px 20px;
            color: var(--text-muted);
            font-size: 0.95rem;
            grid-column: 1 / -1;
        }

        /* ── Responsive ── */
        @media (max-width: 1024px) {
            .hero-title {
                font-size: 2.6rem;
            }
            .hero-section {
                min-height: 500px;
            }
            .section-title {
                font-size: 1.8rem;
            }
            .stat-number {
                font-size: 2.4rem;
            }
            .nav-search-input {
                width: 150px;
            }
            .nav-search-input:focus {
                width: 180px;
            }
        }
        @media (max-width: 768px) {
            .hero-title {
                font-size: 2rem;
            }
            .hero-section {
                min-height: 440px;
            }
            .hero-content {
                padding: 50px 0 40px;
            }
            .hero-desc {
                font-size: 0.95rem;
            }
            .section-py {
                padding: 50px 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .btn-hero-primary,
            .btn-hero-outline {
                padding: 11px 22px;
                font-size: 0.9rem;
                width: 100%;
                justify-content: center;
            }
            .hero-buttons {
                flex-direction: column;
                gap: 12px;
            }
            .stat-number {
                font-size: 2rem;
            }
            .nav-search-wrapper {
                display: none;
            }
            .site-navbar .nav-link {
                padding: 10px 16px !important;
            }
            .navbar-collapse {
                background: var(--bg-nav);
                backdrop-filter: blur(18px);
                -webkit-backdrop-filter: blur(18px);
                border-radius: var(--radius);
                padding: 12px;
                margin-top: 8px;
                border: 1px solid var(--border-subtle);
            }
            .cta-content h2 {
                font-size: 1.8rem;
            }
            .feature-card {
                padding: 24px 16px;
            }
            .gameplay-block .gp-img {
                height: 180px;
            }
        }
        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.6rem;
            }
            .hero-section {
                min-height: 380px;
            }
            .hero-badge {
                font-size: 0.75rem;
                padding: 4px 14px;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .section-py {
                padding: 36px 0;
            }
            .btn-nav-cta {
                padding: 7px 16px;
                font-size: 0.82rem;
            }
            .navbar-brand-custom {
                font-size: 1.15rem;
            }
            .stat-number {
                font-size: 1.7rem;
            }
            .feature-icon-wrap {
                width: 48px;
                height: 48px;
                font-size: 1.2rem;
            }
            .gameplay-block .gp-img {
                height: 160px;
            }
            .cta-content h2 {
                font-size: 1.5rem;
            }
        }

/* roulang page: category1 */
:root {
            /* 主色系 - 理性深邃仙侠风 */
            --primary: #1e3a5f;
            --primary-light: #2c5282;
            --primary-soft: #ebf4ff;
            --accent: #c9923a;
            --accent-light: #f7e5c2;
            --bg: #f8fafc;
            --surface: #ffffff;
            --text: #1a202c;
            --text-secondary: #4a5568;
            --text-muted: #a0aec0;
            --border: #e2e8f0;
            --border-light: #edf2f7;
            --shadow-sm: 0 1px 3px rgba(0,0,0,0.05);
            --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
            --shadow-lg: 0 10px 25px -5px rgba(0,0,0,0.1);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --transition: 0.2s ease;
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
        }

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

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

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

        /* 容器 */
        .container {
            max-width: 1200px;
        }

        /* 导航 - 完全沿用首页结构，并重塑 Bootstrap 样式 */
        .site-navbar {
            background: rgba(255,255,255,0.95);
            backdrop-filter: blur(12px);
            box-shadow: 0 2px 16px rgba(0,0,0,0.06);
            padding: 12px 0;
            transition: all var(--transition);
        }

        .navbar-brand-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary) !important;
            letter-spacing: -0.5px;
        }

        .navbar-brand-custom .brand-icon {
            color: var(--accent);
            font-size: 1.4rem;
        }

        .navbar-nav .nav-link {
            font-weight: 500;
            color: var(--text-secondary) !important;
            padding: 8px 18px !important;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            margin: 0 2px;
        }

        .navbar-nav .nav-link:hover {
            color: var(--primary) !important;
            background: var(--primary-soft);
        }

        .navbar-nav .nav-link.active {
            color: #fff !important;
            background: var(--primary) !important;
            border-radius: var(--radius-sm);
            box-shadow: 0 2px 8px rgba(30,58,95,0.25);
        }

        .nav-search-wrapper {
            position: relative;
            display: inline-block;
        }

        .nav-search-icon {
            position: absolute;
            left: 14px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 0.9rem;
        }

        .nav-search-input {
            width: 200px;
            padding: 8px 14px 8px 38px;
            font-size: 0.9rem;
            border: 1px solid var(--border);
            border-radius: 40px;
            background: var(--bg);
            color: var(--text);
            outline: none;
            transition: all var(--transition);
        }

        .nav-search-input:focus {
            border-color: var(--primary-light);
            box-shadow: 0 0 0 3px rgba(44,82,130,0.1);
            background: #fff;
        }

        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            padding: 10px 24px;
            font-weight: 600;
            font-size: 0.95rem;
            background: var(--accent);
            color: #fff !important;
            border-radius: 40px;
            border: none;
            transition: all var(--transition);
            white-space: nowrap;
            box-shadow: 0 4px 12px rgba(201,146,58,0.3);
        }

        .btn-nav-cta:hover {
            background: #b07d30;
            transform: translateY(-1px);
            box-shadow: 0 6px 18px rgba(201,146,58,0.4);
        }

        /* 分类页 Banner */
        .category-banner {
            background: linear-gradient(135deg, #1a365d 0%, #2c5282 100%), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            background-blend-mode: overlay;
            padding: 70px 0;
            text-align: center;
            color: #fff;
        }

        .category-banner h1 {
            font-size: 2.8rem;
            font-weight: 700;
            letter-spacing: -1px;
            margin-bottom: 12px;
        }

        .category-banner .lead {
            font-size: 1.2rem;
            opacity: 0.9;
            max-width: 700px;
            margin: 0 auto;
        }

        /* 面包屑 */
        .breadcrumb-custom {
            background: transparent;
            padding: 16px 0;
            margin: 0;
            font-size: 0.9rem;
        }

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

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

        .breadcrumb-custom .active {
            color: var(--primary);
            font-weight: 500;
        }

        /* 文章卡片 */
        .article-card {
            background: var(--surface);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            height: 100%;
            border: 1px solid var(--border-light);
        }

        .article-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: var(--primary-soft);
        }

        .article-card-img {
            height: 200px;
            object-fit: cover;
            width: 100%;
        }

        .article-card-body {
            padding: 20px;
        }

        .article-card-category {
            font-size: 0.75rem;
            background: var(--primary-soft);
            color: var(--primary);
            padding: 4px 12px;
            border-radius: 20px;
            font-weight: 600;
            display: inline-block;
            margin-bottom: 8px;
        }

        .article-card-title {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 8px;
            line-height: 1.4;
            color: var(--text);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .article-card-desc {
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.5;
            margin-bottom: 16px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .article-card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        .btn-outline-accent {
            border: 1px solid var(--accent);
            color: var(--accent);
            background: transparent;
            padding: 6px 18px;
            border-radius: 40px;
            font-weight: 500;
            transition: all var(--transition);
        }

        .btn-outline-accent:hover {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
        }

        /* 侧边栏 */
        .sidebar-card {
            background: var(--surface);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            margin-bottom: 24px;
        }

        .sidebar-title {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--border);
            color: var(--primary);
        }

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

        .sidebar-list li {
            padding: 10px 0;
            border-bottom: 1px solid var(--border-light);
            transition: all var(--transition);
        }

        .sidebar-list li:last-child {
            border: none;
        }

        .sidebar-list a {
            color: var(--text-secondary);
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .sidebar-list a i {
            color: var(--accent);
            font-size: 0.8rem;
        }

        .sidebar-list a:hover {
            color: var(--accent);
            padding-left: 6px;
        }

        /* 标签 */
        .tag-cloud .badge {
            background: var(--bg);
            color: var(--text-secondary);
            border: 1px solid var(--border);
            padding: 6px 14px;
            border-radius: 20px;
            margin: 4px 6px 4px 0;
            font-weight: 500;
            transition: all var(--transition);
            cursor: pointer;
            font-size: 0.85rem;
        }

        .tag-cloud .badge:hover {
            background: var(--primary-soft);
            color: var(--primary);
            border-color: var(--primary);
        }

        /* 页脚 */
        .site-footer {
            background: #1a202c;
            color: #cbd5e0;
            padding: 56px 0 24px;
            margin-top: 60px;
        }

        .footer-brand {
            font-size: 1.6rem;
            font-weight: 700;
            color: #fff;
            display: block;
            margin-bottom: 12px;
        }

        .footer-desc {
            font-size: 0.95rem;
            opacity: 0.8;
            line-height: 1.7;
        }

        .footer-links-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, .footer-links span {
            color: #a0aec0;
            text-decoration: none;
            transition: color var(--transition);
            font-size: 0.95rem;
        }

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

        .footer-bottom {
            border-top: 1px solid #2d3748;
            margin-top: 32px;
            padding-top: 20px;
            text-align: center;
            font-size: 0.9rem;
            color: #718096;
        }

        /* 响应式调整 */
        @media (max-width: 992px) {
            .nav-search-input {
                width: 160px;
            }
            .category-banner h1 {
                font-size: 2.2rem;
            }
        }

        @media (max-width: 768px) {
            .category-banner {
                padding: 50px 0;
            }
            .category-banner h1 {
                font-size: 1.8rem;
            }
            .article-card-img {
                height: 180px;
            }
        }

        @media (max-width: 576px) {
            .nav-search-input {
                width: 130px;
                padding-left: 32px;
            }
            .btn-nav-cta {
                padding: 8px 18px;
                font-size: 0.85rem;
            }
        }

/* roulang page: article */
:root {
            --color-primary: #c8963e;
            --color-primary-dark: #a67c2e;
            --color-primary-light: #e0c278;
            --color-accent: #d4a853;
            --color-accent-hover: #bf8f3a;
            --color-bg: #fdfaf5;
            --color-surface: #ffffff;
            --color-surface-alt: #f8f4eb;
            --color-text: #2c2416;
            --color-text-secondary: #5c5040;
            --color-text-muted: #8c8070;
            --color-border: #e8e0d5;
            --color-border-light: #f0eadd;
            --color-dark-bg: #1e1810;
            --color-dark-surface: #2a1f14;
            --color-dark-text: #e8dcc8;
            --color-dark-muted: #a89878;
            --color-tag-bg: #f5efe0;
            --color-tag-text: #8b6914;
            --color-success: #5a8a3c;
            --color-warning: #d4953a;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-xs: 0 1px 3px rgba(44,36,22,0.04);
            --shadow-sm: 0 2px 8px rgba(44,36,22,0.06);
            --shadow-md: 0 6px 20px rgba(44,36,22,0.08);
            --shadow-lg: 0 12px 36px rgba(44,36,22,0.10);
            --shadow-xl: 0 20px 48px rgba(44,36,22,0.12);
            --transition-fast: 0.18s ease;
            --transition-normal: 0.28s ease;
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --font-serif: 'Noto Serif SC', 'SimSun', 'STSong', 'Times New Roman', serif;
            --container-max: 1140px;
            --container-narrow: 860px;
        }

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

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

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-primary-dark);
            text-decoration: underline;
        }
        a:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 3px;
            border-radius: 3px;
        }

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

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        h1, h2, h3, h4, h5, h6 {
            color: var(--color-text);
            line-height: 1.35;
            font-weight: 700;
        }

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

        /* ---- 导航栏 ---- */
        .site-navbar {
            background: rgba(255,255,255,0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--color-border);
            padding: 10px 0;
            box-shadow: var(--shadow-xs);
            position: sticky;
            top: 0;
            z-index: 1050;
        }
        .navbar-brand-custom {
            display: inline-flex;
            align-items: center;
            gap: 9px;
            font-size: 1.22rem;
            font-weight: 700;
            color: var(--color-text) !important;
            text-decoration: none !important;
            letter-spacing: 0.02em;
            transition: color var(--transition-fast);
        }
        .navbar-brand-custom:hover {
            color: var(--color-primary) !important;
        }
        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: var(--radius-md);
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
            color: #fff;
            font-size: 1rem;
            flex-shrink: 0;
        }
        .site-navbar .nav-link {
            color: var(--color-text-secondary) !important;
            font-weight: 500;
            font-size: 0.95rem;
            padding: 8px 16px !important;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            margin: 0 1px;
        }
        .site-navbar .nav-link:hover {
            color: var(--color-primary) !important;
            background: var(--color-surface-alt);
        }
        .site-navbar .nav-link.active {
            color: var(--color-primary) !important;
            background: var(--color-tag-bg);
            font-weight: 600;
        }
        .nav-search-wrapper {
            position: relative;
            display: flex;
            align-items: center;
        }
        .nav-search-icon {
            position: absolute;
            left: 13px;
            color: var(--color-text-muted);
            font-size: 0.85rem;
            pointer-events: none;
            z-index: 2;
        }
        .nav-search-input {
            width: 190px;
            height: 38px;
            padding: 8px 14px 8px 36px;
            border: 1px solid var(--color-border);
            border-radius: 22px;
            background: var(--color-surface-alt);
            color: var(--color-text);
            font-size: 0.88rem;
            outline: none;
            transition: all var(--transition-fast);
        }
        .nav-search-input::placeholder {
            color: var(--color-text-muted);
        }
        .nav-search-input:focus {
            border-color: var(--color-primary);
            background: #fff;
            box-shadow: 0 0 0 3px rgba(200,150,62,0.10);
            width: 230px;
        }
        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 20px;
            background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-primary-dark) 100%);
            color: #fff !important;
            font-weight: 600;
            font-size: 0.9rem;
            border-radius: 22px;
            text-decoration: none !important;
            white-space: nowrap;
            transition: all var(--transition-fast);
            box-shadow: 0 2px 8px rgba(200,150,62,0.30);
        }
        .btn-nav-cta:hover {
            box-shadow: 0 4px 16px rgba(200,150,62,0.42);
            transform: translateY(-1px);
        }
        .navbar-toggler {
            border: none;
            padding: 6px 10px;
            color: var(--color-text);
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(200,150,62,0.20);
        }

        /* ---- 文章页顶部 banner ---- */
        .article-banner {
            background: linear-gradient(170deg, #2a1f14 0%, #3d2e1c 40%, #4a3825 100%);
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            padding: 48px 0 44px;
            position: relative;
            overflow: hidden;
        }
        .article-banner::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(30,24,16,0.55) 0%, rgba(30,24,16,0.78) 100%);
            pointer-events: none;
            z-index: 1;
        }
        .article-banner-content {
            position: relative;
            z-index: 2;
        }
        .breadcrumb-custom {
            display: flex;
            flex-wrap: wrap;
            gap: 4px;
            align-items: center;
            list-style: none;
            padding: 0;
            margin: 0 0 14px;
            font-size: 0.88rem;
        }
        .breadcrumb-custom li {
            display: inline-flex;
            align-items: center;
            color: var(--color-dark-muted);
        }
        .breadcrumb-custom li a {
            color: var(--color-dark-text);
            text-decoration: none;
            transition: color var(--transition-fast);
            font-weight: 500;
        }
        .breadcrumb-custom li a:hover {
            color: var(--color-primary-light);
            text-decoration: underline;
        }
        .breadcrumb-sep {
            margin: 0 6px;
            color: var(--color-dark-muted);
            font-size: 0.75rem;
        }
        .breadcrumb-current {
            color: var(--color-primary-light);
            font-weight: 600;
            max-width: 300px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        /* ---- 文章主体布局 ---- */
        .article-main-section {
            padding: 48px 0 56px;
        }
        .article-layout {
            display: grid;
            grid-template-columns: 1fr 340px;
            gap: 40px;
            align-items: start;
        }
        .article-content-col {
            min-width: 0;
        }
        .article-sidebar-col {
            position: sticky;
            top: 100px;
        }

        /* ---- 文章卡片主体 ---- */
        .article-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            padding: 40px 44px;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--color-border-light);
        }
        .article-meta-row {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
            margin-bottom: 20px;
            font-size: 0.9rem;
            color: var(--color-text-muted);
        }
        .article-meta-item {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }
        .article-meta-item i {
            font-size: 0.82rem;
            color: var(--color-primary);
        }
        .article-category-tag {
            display: inline-block;
            padding: 4px 13px;
            background: var(--color-tag-bg);
            color: var(--color-tag-text);
            border-radius: 20px;
            font-size: 0.82rem;
            font-weight: 600;
            text-decoration: none;
            transition: all var(--transition-fast);
        }
        .article-category-tag:hover {
            background: var(--color-primary);
            color: #fff;
            text-decoration: none;
        }
        .article-title-main {
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-text);
            margin-bottom: 18px;
            line-height: 1.3;
            letter-spacing: 0.01em;
        }
        .article-featured-image {
            border-radius: var(--radius-md);
            overflow: hidden;
            margin-bottom: 28px;
            box-shadow: var(--shadow-sm);
        }
        .article-featured-image img {
            width: 100%;
            height: auto;
            display: block;
        }
        .article-body {
            font-size: 1.05rem;
            line-height: 1.85;
            color: var(--color-text);
            word-break: break-word;
        }
        .article-body h2 {
            font-size: 1.45rem;
            margin-top: 1.8em;
            margin-bottom: 0.7em;
            padding-bottom: 8px;
            border-bottom: 2px solid var(--color-border-light);
            color: var(--color-text);
        }
        .article-body h3 {
            font-size: 1.22rem;
            margin-top: 1.5em;
            margin-bottom: 0.6em;
            color: var(--color-text-secondary);
        }
        .article-body p {
            margin-bottom: 1.1em;
        }
        .article-body img {
            max-width: 100%;
            height: auto;
            border-radius: var(--radius-md);
            margin: 16px 0;
            box-shadow: var(--shadow-xs);
        }
        .article-body ul,
        .article-body ol {
            margin-bottom: 1.1em;
            padding-left: 1.5em;
        }
        .article-body li {
            margin-bottom: 0.35em;
        }
        .article-body blockquote {
            border-left: 4px solid var(--color-primary);
            background: var(--color-surface-alt);
            padding: 16px 22px;
            margin: 20px 0;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--color-text-secondary);
            font-style: italic;
        }
        .article-body code {
            background: var(--color-surface-alt);
            padding: 2px 7px;
            border-radius: 4px;
            font-size: 0.9em;
            color: var(--color-primary-dark);
        }
        .article-body pre {
            background: var(--color-dark-bg);
            color: var(--color-dark-text);
            padding: 20px 24px;
            border-radius: var(--radius-md);
            overflow-x: auto;
            margin: 18px 0;
            font-size: 0.9rem;
            line-height: 1.6;
        }

        /* ---- 文章底部标签与分享 ---- */
        .article-footer-meta {
            margin-top: 32px;
            padding-top: 22px;
            border-top: 1px solid var(--color-border-light);
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
            justify-content: space-between;
        }
        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .article-tag {
            display: inline-block;
            padding: 5px 14px;
            background: var(--color-surface-alt);
            color: var(--color-text-secondary);
            border-radius: 20px;
            font-size: 0.84rem;
            border: 1px solid var(--color-border);
            transition: all var(--transition-fast);
            text-decoration: none;
        }
        .article-tag:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background: #fff;
            text-decoration: none;
        }
        .article-share-hint {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .article-share-hint i {
            color: var(--color-primary);
            cursor: pointer;
            font-size: 1.1rem;
            transition: color var(--transition-fast);
        }
        .article-share-hint i:hover {
            color: var(--color-primary-dark);
        }

        /* ---- 侧边栏 ---- */
        .sidebar-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            padding: 24px 22px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            margin-bottom: 24px;
        }
        .sidebar-card-title {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 16px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--color-border-light);
            color: var(--color-text);
        }
        .sidebar-post-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .sidebar-post-list li {
            border-bottom: 1px solid var(--color-border-light);
        }
        .sidebar-post-list li:last-child {
            border-bottom: none;
        }
        .sidebar-post-list a {
            display: flex;
            gap: 12px;
            padding: 11px 0;
            text-decoration: none;
            color: var(--color-text);
            transition: all var(--transition-fast);
            align-items: flex-start;
        }
        .sidebar-post-list a:hover {
            color: var(--color-primary);
            text-decoration: none;
        }
        .sidebar-post-thumb {
            width: 64px;
            height: 48px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
            background: var(--color-surface-alt);
        }
        .sidebar-post-info {
            flex: 1;
            min-width: 0;
        }
        .sidebar-post-info .sp-title {
            font-size: 0.9rem;
            font-weight: 600;
            line-height: 1.35;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .sidebar-post-info .sp-date {
            font-size: 0.78rem;
            color: var(--color-text-muted);
            margin-top: 3px;
        }
        .sidebar-cta-mini {
            background: linear-gradient(145deg, #2a1f14 0%, #3d2e1c 100%);
            color: #fff;
            border-radius: var(--radius-lg);
            padding: 22px 20px;
            text-align: center;
            box-shadow: var(--shadow-md);
        }
        .sidebar-cta-mini .cta-mini-title {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--color-primary-light);
        }
        .sidebar-cta-mini .cta-mini-desc {
            font-size: 0.85rem;
            color: var(--color-dark-muted);
            margin-bottom: 14px;
            line-height: 1.5;
        }
        .sidebar-cta-mini .btn-cta-sm {
            display: inline-block;
            padding: 9px 22px;
            background: var(--color-accent);
            color: #fff;
            font-weight: 600;
            border-radius: 22px;
            text-decoration: none;
            font-size: 0.88rem;
            transition: all var(--transition-fast);
        }
        .sidebar-cta-mini .btn-cta-sm:hover {
            background: var(--color-accent-hover);
            text-decoration: none;
            transform: translateY(-1px);
            box-shadow: 0 4px 14px rgba(200,150,62,0.35);
        }

        /* ---- 相关文章板块 ---- */
        .related-section {
            padding: 48px 0 56px;
            background: var(--color-surface-alt);
        }
        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--color-primary);
            background: var(--color-tag-bg);
            padding: 4px 14px;
            border-radius: 20px;
            margin-bottom: 10px;
        }
        .section-title {
            font-size: 1.7rem;
            font-weight: 800;
            color: var(--color-text);
            margin-bottom: 28px;
            letter-spacing: 0.01em;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .related-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
            text-decoration: none;
            color: inherit;
            display: flex;
            flex-direction: column;
        }
        .related-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            text-decoration: none;
            color: inherit;
            border-color: var(--color-primary-light);
        }
        .related-card-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            display: block;
            background: var(--color-surface-alt);
        }
        .related-card-body {
            padding: 20px 20px 18px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .related-card-cat {
            font-size: 0.78rem;
            color: var(--color-primary);
            font-weight: 600;
            margin-bottom: 6px;
        }
        .related-card-title {
            font-size: 1.02rem;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            color: var(--color-text);
        }
        .related-card-date {
            font-size: 0.82rem;
            color: var(--color-text-muted);
            margin-top: auto;
        }

        /* ---- FAQ 板块 ---- */
        .faq-section {
            padding: 56px 0 60px;
            background: var(--color-surface);
        }
        .faq-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 18px;
            margin-top: 8px;
        }
        .faq-item {
            background: var(--color-surface-alt);
            border-radius: var(--radius-md);
            padding: 22px 24px;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-sm);
            border-color: var(--color-primary-light);
        }
        .faq-question {
            font-weight: 700;
            font-size: 1rem;
            margin-bottom: 6px;
            color: var(--color-text);
            display: flex;
            align-items: flex-start;
            gap: 8px;
        }
        .faq-question i {
            color: var(--color-primary);
            font-size: 1rem;
            margin-top: 2px;
            flex-shrink: 0;
        }
        .faq-answer {
            font-size: 0.92rem;
            color: var(--color-text-secondary);
            line-height: 1.65;
            margin-left: 24px;
        }

        /* ---- CTA 板块 ---- */
        .cta-section-alt {
            padding: 60px 0 64px;
            background: linear-gradient(170deg, #2a1f14 0%, #3d2e1c 100%);
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            text-align: center;
            position: relative;
        }
        .cta-section-alt::after {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(30,24,16,0.7);
            pointer-events: none;
            z-index: 1;
        }
        .cta-section-alt .container-custom {
            position: relative;
            z-index: 2;
        }
        .cta-section-alt .section-label {
            background: rgba(200,150,62,0.20);
            color: var(--color-primary-light);
        }
        .cta-section-alt .section-title {
            color: #fff;
            font-size: 1.9rem;
        }
        .cta-desc {
            color: var(--color-dark-muted);
            font-size: 1.05rem;
            max-width: 540px;
            margin: 0 auto 28px;
            line-height: 1.6;
        }
        .btn-cta-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 32px;
            background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-primary-dark) 100%);
            color: #fff;
            font-weight: 700;
            font-size: 1.02rem;
            border-radius: 28px;
            text-decoration: none;
            box-shadow: 0 6px 22px rgba(200,150,62,0.35);
            transition: all var(--transition-normal);
            border: none;
            cursor: pointer;
        }
        .btn-cta-primary:hover {
            box-shadow: 0 10px 30px rgba(200,150,62,0.50);
            transform: translateY(-2px);
            color: #fff;
            text-decoration: none;
        }

        /* ---- 页脚 ---- */
        .site-footer {
            background: var(--color-dark-bg);
            color: var(--color-dark-text);
            padding: 48px 0 28px;
            border-top: 4px solid var(--color-primary-dark);
        }
        .footer-brand {
            display: inline-block;
            font-size: 1.25rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }
        .footer-desc {
            font-size: 0.9rem;
            color: var(--color-dark-muted);
            line-height: 1.65;
            max-width: 300px;
        }
        .footer-links-title {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 7px;
        }
        .footer-links a {
            color: var(--color-dark-muted);
            text-decoration: none;
            font-size: 0.9rem;
            transition: color var(--transition-fast);
        }
        .footer-links a:hover {
            color: var(--color-primary-light);
            text-decoration: none;
        }
        .footer-bottom {
            margin-top: 32px;
            padding-top: 20px;
            border-top: 1px solid rgba(255,255,255,0.10);
            text-align: center;
            font-size: 0.84rem;
            color: var(--color-dark-muted);
        }

        /* ---- 内容未找到状态 ---- */
        .not-found-card {
            text-align: center;
            padding: 60px 30px;
        }
        .not-found-icon {
            font-size: 4rem;
            color: var(--color-primary);
            margin-bottom: 16px;
        }
        .not-found-title {
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .not-found-desc {
            color: var(--color-text-muted);
            margin-bottom: 22px;
            font-size: 1rem;
        }
        .btn-back-home {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 11px 26px;
            background: var(--color-primary);
            color: #fff;
            font-weight: 600;
            border-radius: 24px;
            text-decoration: none;
            transition: all var(--transition-fast);
        }
        .btn-back-home:hover {
            background: var(--color-primary-dark);
            color: #fff;
            text-decoration: none;
            box-shadow: var(--shadow-md);
        }

        /* ---- 响应式 ---- */
        @media (max-width: 1024px) {
            .article-layout {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .article-sidebar-col {
                position: static;
                top: auto;
            }
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .faq-grid {
                grid-template-columns: 1fr;
            }
            .article-title-main {
                font-size: 1.6rem;
            }
            .article-card {
                padding: 28px 24px;
            }
        }
        @media (max-width: 768px) {
            .nav-search-input {
                width: 140px;
                font-size: 0.82rem;
            }
            .nav-search-input:focus {
                width: 170px;
            }
            .btn-nav-cta {
                font-size: 0.82rem;
                padding: 7px 15px;
            }
            .related-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .related-card-img {
                height: 140px;
            }
            .article-title-main {
                font-size: 1.42rem;
            }
            .article-card {
                padding: 22px 18px;
                border-radius: var(--radius-md);
            }
            .article-banner {
                padding: 32px 0 30px;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .faq-item {
                padding: 16px 18px;
            }
            .cta-section-alt .section-title {
                font-size: 1.5rem;
            }
            .article-footer-meta {
                flex-direction: column;
                align-items: flex-start;
                gap: 14px;
            }
        }
        @media (max-width: 520px) {
            .nav-search-input {
                width: 110px;
                padding-left: 30px;
                font-size: 0.78rem;
            }
            .nav-search-input:focus {
                width: 140px;
            }
            .btn-nav-cta {
                padding: 6px 12px;
                font-size: 0.78rem;
                border-radius: 18px;
            }
            .navbar-brand-custom {
                font-size: 1.05rem;
            }
            .brand-icon {
                width: 32px;
                height: 32px;
                font-size: 0.8rem;
            }
            .related-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .related-card-img {
                height: 160px;
            }
            .article-title-main {
                font-size: 1.25rem;
            }
            .article-meta-row {
                gap: 10px;
                font-size: 0.8rem;
            }
            .article-card {
                padding: 16px 14px;
            }
            .article-body {
                font-size: 0.95rem;
                line-height: 1.7;
            }
            .breadcrumb-custom {
                font-size: 0.78rem;
            }
            .breadcrumb-current {
                max-width: 180px;
            }
            .faq-question {
                font-size: 0.92rem;
            }
            .faq-answer {
                font-size: 0.84rem;
                margin-left: 20px;
            }
            .sidebar-card {
                padding: 18px 14px;
            }
            .not-found-card {
                padding: 40px 16px;
            }
            .not-found-icon {
                font-size: 3rem;
            }
            .not-found-title {
                font-size: 1.3rem;
            }
        }