/* roulang page: index */
:root {
            --primary: #A32638;
            --gold: #C6A15B;
            --cream: #F7F3ED;
            --charcoal: #161412;
            --ink: #1C1917;
            --warmgray: #6B6560;
            --radius-btn: 8px;
            --radius-card: 12px;
            --radius-img: 16px;
            --shadow-soft: 0 8px 30px rgba(28, 25, 23, 0.08);
            --transition: 0.2s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            font-size: 16px;
            line-height: 1.6;
            color: var(--ink);
            background-color: var(--cream);
            overflow-x: hidden;
        }

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

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

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

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

        .container-site {
            max-width: 1280px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }

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

        .display-large {
            font-size: 60px;
            font-weight: 900;
            line-height: 1.15;
            letter-spacing: -0.02em;
        }

        .display-medium {
            font-size: 38px;
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.01em;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            background-color: var(--primary);
            color: #fff;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            border: 2px solid var(--primary);
            transition: all var(--transition);
            cursor: pointer;
        }

        .btn-primary:hover {
            background-color: #8b1f2e;
            border-color: #8b1f2e;
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(163, 38, 56, 0.25);
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            background-color: transparent;
            color: var(--ink);
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            border: 2px solid rgba(28, 25, 23, 0.2);
            transition: all var(--transition);
            cursor: pointer;
        }

        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            background-color: rgba(163, 38, 56, 0.04);
        }

        .btn-gold {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            background-color: var(--gold);
            color: var(--charcoal);
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 14px;
            border: none;
            transition: all var(--transition);
            cursor: pointer;
        }

        .btn-gold:hover {
            background-color: #b89048;
            color: var(--charcoal);
            transform: translateY(-2px);
        }

        .card-hover {
            transition: all 0.3s ease;
        }

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

        .img-zoom {
            overflow: hidden;
        }

        .img-zoom img {
            transition: transform 0.4s ease;
        }

        .img-zoom:hover img {
            transform: scale(1.03);
        }

        .badge-primary {
            display: inline-block;
            padding: 4px 14px;
            background-color: var(--primary);
            color: #fff;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 500;
        }

        .badge-colored {
            display: inline-block;
            padding: 4px 14px;
            background-color: rgba(163, 38, 56, 0.08);
            color: var(--primary);
            border-radius: 999px;
            font-size: 13px;
            font-weight: 600;
        }

        .form-input {
            width: 100%;
            padding: 12px 16px;
            background-color: #fff;
            border: 1px solid #ddd;
            border-radius: 8px;
            font-size: 15px;
            color: var(--ink);
            transition: border-color var(--transition), box-shadow var(--transition);
            outline: none;
        }

        .form-input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(163, 38, 56, 0.12);
        }

        .form-label {
            display: block;
            font-size: 14px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 6px;
        }

        .footer-link {
            color: rgba(255, 255, 255, 0.7);
            transition: color var(--transition);
            display: inline-block;
            padding: 4px 0;
            font-size: 14px;
        }

        .footer-link:hover {
            color: var(--gold);
        }

        .nav-link {
            font-size: 15px;
            font-weight: 500;
            padding: 8px 4px;
            position: relative;
            color: var(--ink);
        }

        .nav-link:hover {
            color: var(--primary);
        }

        .nav-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--primary);
            transition: width 0.3s ease;
        }

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

        .nav-link.active {
            color: var(--primary);
        }

        .nav-link.active::after {
            width: 100%;
        }

        .hero-grid-texture {
            background-color: var(--cream);
            background-image: linear-gradient(rgba(28, 25, 23, 0.04) 1px, transparent 1px),
                              linear-gradient(90deg, rgba(28, 25, 23, 0.04) 1px, transparent 1px);
            background-size: 40px 40px;
        }

        .editorial-img {
            border: 1px solid var(--charcoal);
            box-shadow: 12px 12px 0 rgba(28, 25, 23, 0.12);
            border-radius: 4px;
        }

        .stat-number {
            font-variant-numeric: tabular-nums;
            font-size: 46px;
            font-weight: 700;
            color: #fff;
        }

        .stat-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 8px;
        }

        .service-row {
            border: 1px solid rgba(28, 25, 23, 0.08);
            border-radius: var(--radius-card);
            background-color: rgba(255, 255, 255, 0.6);
            padding: 32px;
            transition: all 0.3s ease;
            cursor: pointer;
        }

        .service-row:hover {
            background-color: rgba(255, 255, 255, 0.95);
            border-color: rgba(163, 38, 56, 0.25);
            box-shadow: 0 8px 30px rgba(28, 25, 23, 0.06);
            transform: translateY(-2px);
        }

        .service-row:hover .service-num {
            color: var(--primary);
        }

        .service-num {
            font-size: 42px;
            font-weight: 800;
            color: rgba(28, 25, 23, 0.12);
            transition: color var(--transition);
        }

        .compare-card-left {
            background-color: rgba(28, 25, 23, 0.05);
            border: 1px solid rgba(28, 25, 23, 0.08);
            border-radius: var(--radius-card);
            padding: 32px;
        }

        .compare-card-right {
            background-color: #fff;
            border: 2px solid var(--primary);
            border-radius: var(--radius-card);
            padding: 32px;
            position: relative;
        }

        .compare-card-right::before {
            content: '';
            position: absolute;
            top: 0;
            left: 24px;
            right: 24px;
            height: 3px;
            background-color: var(--gold);
            border-radius: 3px;
        }

        .vs-badge {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background-color: var(--primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 16px;
            box-shadow: 0 4px 16px rgba(163, 38, 56, 0.3);
            z-index: 2;
        }

        .progress-bar {
            height: 8px;
            background-color: rgba(28, 25, 23, 0.08);
            border-radius: 8px;
            overflow: hidden;
        }

        .progress-fill {
            height: 100%;
            border-radius: 8px;
            background: linear-gradient(90deg, var(--primary), var(--gold));
            width: 0;
            transition: width 1s ease;
        }

        .faq-item {
            border-bottom: 1px solid rgba(28, 25, 23, 0.1);
        }

        .faq-question {
            padding: 20px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            font-size: 16px;
            font-weight: 500;
        }

        .faq-icon {
            width: 32px;
            height: 32px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            transition: transform 0.3s ease;
            color: var(--primary);
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
            font-size: 15px;
            line-height: 1.75;
            color: var(--warmgray);
        }

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

        .drawer-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.4);
            z-index: 999;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
        }

        .drawer-overlay.active {
            opacity: 1;
            visibility: visible;
        }

        .drawer-wrap {
            position: fixed;
            top: 0;
            right: -320px;
            width: 320px;
            height: 100%;
            background: #fff;
            z-index: 1000;
            transition: right 0.3s ease;
            display: flex;
            flex-direction: column;
            padding: 32px 24px;
        }

        .drawer-wrap.active {
            right: 0;
        }

        .reveal {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }

        .reveal.visible {
            opacity: 1;
            transform: translateY(0);
        }

        @media (prefers-reduced-motion: reduce) {
            * {
                animation-duration: 0.01ms !important;
                transition-duration: 0.01ms !important;
            }
            html {
                scroll-behavior: auto;
            }
            .reveal {
                opacity: 1;
                transform: none;
            }
        }

        @media (max-width: 1024px) {
            .display-large {
                font-size: 48px;
            }
            .section-padding {
                padding: 64px 0;
            }
        }

        @media (max-width: 768px) {
            .container-site {
                padding-left: 20px;
                padding-right: 20px;
            }
            .display-large {
                font-size: 38px;
            }
            .display-medium {
                font-size: 28px;
            }
            .section-padding {
                padding: 48px 0;
            }
            .stat-number {
                font-size: 34px;
            }
            .service-row {
                padding: 24px;
            }
            .vs-badge {
                width: 48px;
                height: 48px;
                font-size: 14px;
            }
        }

        @media (max-width: 520px) {
            .container-site {
                padding-left: 16px;
                padding-right: 16px;
            }
            .display-large {
                font-size: 32px;
            }
        }

        .topbar {
            background-color: var(--charcoal);
            color: rgba(255, 255, 255, 0.85);
            height: 38px;
            font-size: 12px;
        }

        .topbar a {
            color: rgba(255, 255, 255, 0.85);
        }

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

        .card-list-item {
            border-bottom: 1px solid rgba(28, 25, 23, 0.08);
            transition: all 0.25s ease;
            padding: 16px 0;
        }

        .card-list-item:hover {
            background-color: rgba(163, 38, 56, 0.03);
        }

        .article-card-link {
            color: var(--ink);
            font-weight: 600;
            font-size: 16px;
            transition: color var(--transition);
        }

        .article-card-link:hover {
            color: var(--primary);
        }

        .cover-image-default {
            background-color: #f0ece6;
            background-image: linear-gradient(45deg, #e8e3db 25%, transparent 25%),
                              linear-gradient(-45deg, #e8e3db 25%, transparent 25%);
            background-size: 20px 20px;
        }

/* roulang page: category1 */
:root {
            --primary: #A32638;
            --primary-dark: #7E1D2C;
            --gold: #C6A15B;
            --gold-light: #D9BA82;
            --cream: #F7F3ED;
            --charcoal: #161412;
            --ink: #1C1917;
            --muted: #6B6560;
            --border: rgba(28, 25, 23, 0.08);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --shadow-soft: 0 10px 30px rgba(28, 25, 23, 0.06);
            --shadow-hover: 0 20px 40px rgba(28, 25, 23, 0.10);
            --transition: 0.2s ease;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            background: var(--cream);
            color: var(--ink);
            font-size: 16px;
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
        }
        img {
            display: block;
            max-width: 100%;
            height: auto;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition), border-color var(--transition), background var(--transition);
        }
        button {
            font-family: inherit;
            border: none;
            background: none;
            cursor: pointer;
        }
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        .container-site {
            width: 100%;
            max-width: 1280px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 20px;
            padding-right: 20px;
        }
        @media (min-width: 768px) {
            .container-site {
                padding-left: 32px;
                padding-right: 32px;
            }
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-sm);
            padding: 14px 28px;
            font-weight: 600;
            font-size: 15px;
            line-height: 1;
            transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 10px 24px rgba(163, 38, 56, 0.22);
        }
        .btn-primary:active {
            transform: translateY(0);
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border: 1px solid rgba(28, 25, 23, 0.2);
            color: var(--ink);
            border-radius: var(--radius-sm);
            padding: 14px 28px;
            font-weight: 600;
            font-size: 15px;
            background: transparent;
            transition: border-color var(--transition), color var(--transition), background var(--transition);
        }
        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(163, 38, 56, 0.04);
        }
        .btn-outline-light {
            border-color: rgba(255, 255, 255, 0.4);
            color: #fff;
        }
        .btn-outline-light:hover {
            border-color: var(--gold);
            color: var(--gold);
            background: rgba(255, 255, 255, 0.04);
        }

        .nav-link {
            position: relative;
            color: var(--ink);
            font-size: 15px;
            font-weight: 500;
            padding: 6px 2px;
            transition: color var(--transition);
        }
        .nav-link::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 100%;
            height: 2px;
            background: var(--primary);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform var(--transition);
        }
        .nav-link:hover {
            color: var(--primary);
        }
        .nav-link.active {
            color: var(--primary);
            font-weight: 700;
        }
        .nav-link.active::after {
            transform: scaleX(1);
        }

        .topbar {
            background: var(--charcoal);
            color: rgba(255, 255, 255, 0.8);
            font-size: 12px;
            height: 38px;
        }
        .topbar a {
            color: rgba(255, 255, 255, 0.85);
            transition: color var(--transition);
        }
        .topbar a:hover {
            color: var(--gold);
        }

        .footer-link {
            display: block;
            padding: 4px 0;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition), padding-left var(--transition);
        }
        .footer-link:hover {
            color: var(--gold);
            padding-left: 4px;
        }

        .filter-pill {
            display: inline-flex;
            align-items: center;
            padding: 8px 20px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 500;
            background: #ECE6DD;
            color: var(--ink);
            border: 1px solid transparent;
            transition: all var(--transition);
            cursor: pointer;
            user-select: none;
        }
        .filter-pill:hover {
            border-color: rgba(163, 38, 56, 0.35);
            color: var(--primary);
        }
        .filter-pill.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

        .category-news-card {
            background: rgba(255, 255, 255, 0.72);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 20px;
            transition: box-shadow var(--transition), transform var(--transition);
        }
        .category-news-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .category-news-card.hide-card {
            display: none;
        }

        .read-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            margin-top: 10px;
            transition: gap var(--transition), color var(--transition);
        }
        .read-more:hover {
            gap: 10px;
            color: var(--primary-dark);
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            color: var(--primary);
            text-transform: uppercase;
        }
        .section-tag::before {
            content: '';
            width: 24px;
            height: 2px;
            background: var(--gold);
        }

        .input-field {
            width: 100%;
            background: #fff;
            border: 1px solid rgba(28, 25, 23, 0.15);
            border-radius: var(--radius-sm);
            padding: 12px 14px;
            font-size: 14px;
            color: var(--ink);
            transition: border-color var(--transition), box-shadow var(--transition);
        }
        .input-field:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(163, 38, 56, 0.12);
        }
        .input-field::placeholder {
            color: #9B938B;
        }

        .faq-item {
            border-bottom: 1px solid rgba(28, 25, 23, 0.1);
        }
        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 20px;
            padding: 20px 0;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--ink);
            transition: color var(--transition);
            text-align: left;
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-icon {
            font-size: 22px;
            font-weight: 300;
            color: var(--primary);
            transition: transform 0.3s ease;
            flex-shrink: 0;
            line-height: 1;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
            font-size: 15px;
            line-height: 1.75;
            color: var(--muted);
        }
        .faq-item.open .faq-answer {
            max-height: 320px;
            padding-bottom: 20px;
        }

        .hero-overlay {
            background: linear-gradient(90deg, rgba(22, 20, 18, 0.85) 0%, rgba(22, 20, 18, 0.65) 55%, rgba(22, 20, 18, 0.35) 100%);
        }
        .hero-panel {
            background: rgba(22, 20, 18, 0.72);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-md);
            backdrop-filter: blur(6px);
            padding: 24px;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
        }

        .line-clamp-2 {
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .reveal {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }
        .reveal.revealed {
            opacity: 1;
            transform: translateY(0);
        }

        .drawer-overlay {
            position: fixed;
            inset: 0;
            z-index: 60;
            background: rgba(22, 20, 18, 0.5);
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.3s ease, visibility 0.3s ease;
        }
        .drawer-overlay.open {
            opacity: 1;
            visibility: visible;
        }
        .drawer {
            position: fixed;
            top: 0;
            right: 0;
            width: 300px;
            height: 100%;
            z-index: 70;
            background: var(--cream);
            transform: translateX(100%);
            transition: transform 0.3s ease;
            padding: 28px 24px;
            overflow-y: auto;
            box-shadow: -20px 0 50px rgba(22, 20, 18, 0.15);
        }
        .drawer.open {
            transform: translateX(0);
        }
        .drawer a {
            display: block;
            padding: 12px 6px;
            font-size: 20px;
            font-weight: 600;
            color: var(--ink);
            border-bottom: 1px solid rgba(28, 25, 23, 0.06);
        }
        .drawer a.active {
            color: var(--primary);
        }

        .stat-number {
            font-variant-numeric: tabular-nums;
            font-size: 44px;
            font-weight: 800;
            color: #fff;
            line-height: 1.1;
        }
        @media (max-width: 767px) {
            .stat-number {
                font-size: 34px;
            }
        }

        .service-row {
            display: flex;
            align-items: stretch;
            gap: 24px;
            padding: 32px 24px;
            border: 1px solid rgba(28, 25, 23, 0.08);
            border-radius: var(--radius-md);
            background: rgba(255, 255, 255, 0.6);
            transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
        }
        .service-row:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: rgba(163, 38, 56, 0.25);
        }
        .service-num {
            font-size: 40px;
            font-weight: 900;
            font-variant-numeric: tabular-nums;
            color: rgba(28, 25, 23, 0.14);
            line-height: 1;
            transition: color var(--transition);
            min-width: 64px;
        }
        .service-row:hover .service-num {
            color: var(--primary);
        }

        .step-card {
            text-align: center;
            padding: 32px 20px;
            border-radius: var(--radius-md);
            background: rgba(255, 255, 255, 0.7);
            border: 1px solid var(--border);
            transition: box-shadow var(--transition), transform var(--transition);
        }
        .step-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .step-icon {
            width: 56px;
            height: 56px;
            margin: 0 auto 16px;
            border-radius: 16px;
            background: var(--primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
        }

        @media (max-width: 767px) {
            .grid-match {
                grid-template-columns: 1fr !important;
            }
        }

        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation: none !important;
                transition: none !important;
                scroll-behavior: auto !important;
            }
            .reveal {
                opacity: 1;
                transform: none;
            }
            .stat-number {
                transition: none;
            }
        }

/* roulang page: article */
:root {
            --primary: #A32638;
            --gold: #C6A15B;
            --cream: #F7F3ED;
            --charcoal: #161412;
            --ink: #1C1917;
            --warmgray: #6B6560;
            --border-light: rgba(28, 25, 23, 0.08);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            background-color: var(--cream);
            color: var(--ink);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

        .container-site {
            max-width: 1280px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }

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

        a {
            text-decoration: none;
            transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

        /* 顶部信息条 */
        .top-bar {
            background: var(--charcoal);
            color: rgba(255, 255, 255, 0.75);
            font-size: 12px;
        }
        .top-bar a {
            color: rgba(255, 255, 255, 0.9);
        }
        .top-bar a:hover {
            color: var(--gold);
        }

        /* 导航链接 */
        .nav-link {
            position: relative;
            font-size: 15px;
            font-weight: 500;
            color: var(--ink);
            text-decoration: none;
            padding: 6px 2px;
            transition: color 0.2s ease;
        }
        .nav-link::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 100%;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transform: scaleX(0);
            transform-origin: right;
            transition: transform 0.25s ease;
        }
        .nav-link:hover {
            color: var(--primary);
        }
        .nav-link:hover::after {
            transform: scaleX(1);
            transform-origin: left;
        }
        .nav-link.active {
            color: var(--primary);
            font-weight: 600;
        }
        .nav-link.active::after {
            transform: scaleX(1);
        }

        /* 按钮 */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--primary);
            color: #fff;
            border: 1px solid var(--primary);
            border-radius: var(--radius-sm);
            padding: 12px 28px;
            font-size: 15px;
            font-weight: 600;
            text-decoration: none;
            cursor: pointer;
            transition: all 0.2s ease;
        }
        .btn-primary:hover {
            background: #b02d41;
            border-color: #b02d41;
            box-shadow: 0 6px 20px rgba(163, 38, 56, 0.25);
            transform: translateY(-1px);
        }
        .btn-primary:active {
            transform: translateY(0);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: var(--ink);
            border: 1.5px solid rgba(28, 25, 23, 0.18);
            border-radius: var(--radius-sm);
            padding: 12px 28px;
            font-size: 15px;
            font-weight: 600;
            text-decoration: none;
            cursor: pointer;
            transition: all 0.2s ease;
        }
        .btn-secondary:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(163, 38, 56, 0.04);
        }

        /* 面包屑 */
        .breadcrumb {
            font-size: 13px;
            color: var(--warmgray);
        }
        .breadcrumb a {
            color: var(--warmgray);
            text-decoration: none;
            transition: color 0.2s ease;
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb .sep {
            margin: 0 8px;
            color: rgba(28, 25, 23, 0.3);
        }
        .breadcrumb .current {
            color: var(--ink);
            font-weight: 500;
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            overflow: hidden;
            max-width: 360px;
        }

        /* 文章正文 */
        .article-body {
            font-size: 18px;
            line-height: 1.8;
            color: #2d2926;
        }
        .article-body p {
            margin-bottom: 1.5em;
        }
        .article-body h2 {
            font-size: 26px;
            font-weight: 700;
            margin: 2em 0 0.8em;
            padding-left: 14px;
            border-left: 4px solid var(--primary);
            line-height: 1.4;
            color: var(--ink);
        }
        .article-body h3 {
            font-size: 22px;
            font-weight: 600;
            margin: 1.8em 0 0.6em;
            color: var(--ink);
        }
        .article-body h4 {
            font-size: 18px;
            font-weight: 600;
            margin: 1.5em 0 0.5em;
            color: var(--ink);
        }
        .article-body blockquote {
            border-left: 4px solid var(--primary);
            background: #f1ede7;
            padding: 16px 24px;
            margin: 1.5em 0;
            border-radius: 0 8px 8px 0;
            color: #4a4440;
            font-size: 17px;
        }
        .article-body img {
            border-radius: var(--radius-lg);
            margin: 1.5em auto;
        }
        .article-body figcaption {
            font-size: 13px;
            color: var(--warmgray);
            text-align: center;
            margin-top: -12px;
            margin-bottom: 1.5em;
        }
        .article-body ul,
        .article-body ol {
            margin: 1.2em 0 1.5em 1.4em;
        }
        .article-body li {
            margin-bottom: 0.5em;
        }
        .article-body strong {
            font-weight: 700;
            color: var(--ink);
        }
        .article-body a {
            color: var(--primary);
            text-decoration: underline;
            text-underline-offset: 3px;
            transition: color 0.2s ease;
        }
        .article-body a:hover {
            color: #b02d41;
        }
        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5em 0;
            font-size: 15px;
        }
        .article-body th,
        .article-body td {
            border: 1px solid rgba(28, 25, 23, 0.12);
            padding: 10px 14px;
            text-align: left;
        }
        .article-body th {
            background: #f1ede7;
            font-weight: 600;
        }

        /* 标签 */
        .tag-pill {
            display: inline-flex;
            align-items: center;
            padding: 6px 16px;
            background: #ede9e3;
            border: 1px solid transparent;
            border-radius: 999px;
            font-size: 13px;
            color: var(--ink);
            text-decoration: none;
            transition: all 0.2s ease;
        }
        .tag-pill:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: #fff;
        }

        /* 相关推荐卡片 */
        .rel-card {
            background: #fff;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all 0.2s ease;
            display: block;
            color: var(--ink);
        }
        .rel-card:hover {
            box-shadow: 0 8px 28px rgba(28, 25, 23, 0.08);
            transform: translateY(-4px);
            color: var(--ink);
        }
        .rel-card .rel-thumb {
            overflow: hidden;
            height: 170px;
            position: relative;
        }
        .rel-card .rel-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .rel-card:hover .rel-thumb img {
            transform: scale(1.04);
        }

        /* 表单 */
        .form-input {
            width: 100%;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(28, 25, 23, 0.15);
            background: rgba(247, 243, 237, 0.5);
            font-size: 14px;
            font-family: inherit;
            color: var(--ink);
            transition: all 0.2s ease;
            outline: none;
        }
        .form-input:focus {
            background: #fff;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(163, 38, 56, 0.12);
        }

        /* 页脚链接 */
        .footer-link {
            color: rgba(255, 255, 255, 0.6);
            text-decoration: none;
            font-size: 14px;
            padding: 4px 0;
            display: inline-block;
            transition: color 0.2s ease;
        }
        .footer-link:hover {
            color: var(--gold);
        }

        /* 移动端抽屉 */
        .mobile-drawer {
            position: fixed;
            top: 0;
            right: -100%;
            width: 82%;
            max-width: 340px;
            height: 100vh;
            background: var(--cream);
            z-index: 1000;
            transition: right 0.35s ease;
            padding: 2rem;
            box-shadow: -8px 0 40px rgba(28, 25, 23, 0.15);
        }
        .mobile-drawer.open {
            right: 0;
        }
        .mobile-overlay {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(22, 20, 18, 0.5);
            z-index: 999;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
        }
        .mobile-overlay.open {
            opacity: 1;
            visibility: visible;
        }

        /* 滚动显现 */
        .reveal {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }
        .reveal.revealed {
            opacity: 1;
            transform: translateY(0);
        }

        /* 减少动效 */
        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                transition-duration: 0.01ms !important;
            }
            html {
                scroll-behavior: auto;
            }
        }

        /* 响应式 */
        @media (max-width: 768px) {
            .article-body {
                font-size: 17px;
            }
        }
        @media (max-width: 520px) {
            .article-body {
                font-size: 16px;
            }
            .article-body h2 {
                font-size: 22px;
            }
            .breadcrumb .current {
                max-width: 200px;
            }
        }