/* roulang page: index */
:root {
            --color-primary: #B02A1A;
            --color-primary-dark: #9A1F12;
            --color-secondary: #6B3A2A;
            --color-bg: #F7F2EB;
            --color-card: #FFFFFF;
            --color-text: #2B2B2B;
            --color-text-soft: #6F675E;
            --color-info: #5F7A7A;
            --color-border: #D8D0C6;
            --color-footer-bg: #222020;
            --color-footer-text: #B8B2AA;
            --radius-card: 8px;
            --radius-btn: 6px;
            --radius-tag: 4px;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-card-hover: 0 6px 16px rgba(0, 0, 0, 0.08);
            --font-serif: 'Noto Serif SC', 'Source Han Serif SC', 'STSong', 'SimSun', serif;
            --font-sans: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --transition: 0.2s ease;
            --section-padding-desktop: 64px 0;
            --section-padding-mobile: 36px 0;
            --max-width: 1200px;
            --col-gap: 24px;
        }

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

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-card);
        }

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

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

        button,
        input,
        select {
            font-family: var(--font-sans);
            font-size: 15px;
            outline: none;
            border-radius: var(--radius-btn);
        }

        button {
            cursor: pointer;
            border: none;
            transition: all var(--transition);
        }

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

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

        h1 {
            font-size: clamp(28px, 4vw, 36px);
            font-weight: 700;
            letter-spacing: -0.01em;
        }

        h2 {
            font-size: clamp(22px, 3vw, 28px);
            font-weight: 600;
            letter-spacing: 0.01em;
        }

        h3 {
            font-size: clamp(18px, 2vw, 20px);
            font-weight: 600;
        }

        p {
            margin-bottom: 12px;
            color: var(--color-text);
        }

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

        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            background-color: var(--color-card);
            border-bottom: 1px solid rgba(216, 208, 198, 0.6);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.03);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 16px;
        }

        .logo {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 8px;
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 20px;
            color: var(--color-text);
            letter-spacing: 0.02em;
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background-color: var(--color-primary);
            color: #fff;
            border-radius: 6px;
            font-size: 18px;
            font-weight: 700;
            flex-shrink: 0;
        }

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

        .main-nav {
            display: flex;
            align-items: center;
            gap: 2px;
        }

        .main-nav a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text);
            border-radius: var(--radius-btn);
            transition: all var(--transition);
            white-space: nowrap;
            position: relative;
        }

        .main-nav a:hover {
            color: var(--color-primary);
            background-color: rgba(176, 42, 26, 0.04);
        }

        .main-nav a.active {
            color: var(--color-primary);
            font-weight: 600;
        }

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background-color: var(--color-primary);
            border-radius: 2px;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            justify-content: center;
            gap: 5px;
            width: 40px;
            height: 40px;
            background: transparent;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-btn);
            padding: 8px 7px;
            flex-shrink: 0;
        }

        .hamburger span {
            display: block;
            height: 2px;
            background-color: var(--color-text);
            border-radius: 2px;
            transition: all var(--transition);
            width: 100%;
        }

        .hamburger[aria-expanded='true'] span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .hamburger[aria-expanded='true'] span:nth-child(2) {
            opacity: 0;
        }

        .hamburger[aria-expanded='true'] span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .mobile-drawer {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            bottom: 0;
            background-color: var(--color-card);
            z-index: 99;
            padding: 20px;
            overflow-y: auto;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.06);
            flex-direction: column;
            gap: 4px;
        }

        .mobile-drawer.open {
            display: flex;
        }

        .mobile-drawer a {
            padding: 14px 12px;
            font-size: 16px;
            font-weight: 500;
            color: var(--color-text);
            border-bottom: 1px solid rgba(216, 208, 198, 0.4);
            transition: all var(--transition);
            display: block;
            border-radius: 0;
        }

        .mobile-drawer a:hover {
            color: var(--color-primary);
            background-color: rgba(176, 42, 26, 0.04);
            padding-left: 16px;
        }

        .mobile-drawer a.active {
            color: var(--color-primary);
            font-weight: 600;
        }

        /* ========== MAIN ========== */
        main {
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        section {
            padding: var(--section-padding-desktop);
        }

        .section-alt {
            background-color: rgba(255, 255, 255, 0.5);
        }

        .section-heading {
            margin-bottom: 28px;
        }

        .section-heading h2 {
            font-size: 26px;
            font-weight: 600;
            margin-bottom: 8px;
        }

        .section-heading .subtitle {
            font-size: 15px;
            color: var(--color-text-soft);
            line-height: 1.6;
            max-width: 720px;
        }

        /* ========== HERO ========== */
        .hero {
            padding: 56px 0 48px;
            background-color: var(--color-bg);
            background-image: url('/assets/images/40aa4281d2dbd0f3.jpg');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            position: relative;
            border-bottom: 1px solid rgba(216, 208, 198, 0.5);
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-color: rgba(247, 242, 235, 0.88);
            z-index: 1;
        }

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

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

        .hero-left {
            padding-top: 8px;
        }

        .hero-tag {
            display: inline-block;
            padding: 4px 12px;
            background-color: rgba(176, 42, 26, 0.08);
            color: var(--color-primary);
            font-size: 13px;
            font-weight: 500;
            border-radius: var(--radius-tag);
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

        .hero-left h1 {
            font-size: clamp(30px, 4.5vw, 38px);
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 14px;
            line-height: 1.3;
        }

        .hero-left h1 .highlight {
            color: var(--color-primary);
        }

        .hero-subtitle {
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text-soft);
            margin-bottom: 20px;
            max-width: 480px;
        }

        .hero-status-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 16px;
        }

        .hero-status-tags li {
            list-style: none;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 12px;
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: 20px;
            font-size: 13px;
            color: var(--color-text);
            font-weight: 500;
        }

        .hero-status-tags .dot {
            display: inline-block;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background-color: var(--color-info);
        }

        .hero-status-tags .dot.red {
            background-color: var(--color-primary);
        }

        .hero-status-tags .dot.brown {
            background-color: var(--color-secondary);
        }

        .hero-right {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .query-panel {
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow-card-hover);
        }

        .query-panel h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 16px;
            font-family: var(--font-sans);
        }

        .query-form {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .query-form label {
            font-size: 13px;
            font-weight: 500;
            color: var(--color-text);
            margin-bottom: 4px;
            display: block;
        }

        .query-form input,
        .query-form select {
            width: 100%;
            height: 44px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-btn);
            padding: 0 12px;
            background-color: #fff;
            color: var(--color-text);
            font-size: 15px;
            transition: border-color var(--transition), box-shadow var(--transition);
        }

        .query-form input:focus,
        .query-form select:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 2px rgba(176, 42, 26, 0.1);
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 24px;
            background-color: var(--color-primary);
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            border: none;
            letter-spacing: 0.02em;
            transition: background-color var(--transition), transform var(--transition), box-shadow var(--transition);
            white-space: nowrap;
        }

        .btn-primary:hover {
            background-color: var(--color-primary-dark);
            box-shadow: 0 4px 12px rgba(176, 42, 26, 0.2);
        }

        .btn-primary:active {
            transform: translateY(1px);
            box-shadow: 0 2px 6px rgba(176, 42, 26, 0.15);
        }

        .query-result-placeholder {
            background-color: rgba(247, 242, 235, 0.7);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 16px 18px;
            display: flex;
            align-items: flex-start;
            gap: 12px;
            min-height: 100px;
        }

        .query-result-placeholder .status-icon {
            flex-shrink: 0;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background-color: rgba(95, 122, 122, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-info);
            font-weight: 700;
            font-size: 14px;
        }

        .query-result-placeholder .result-text {
            flex: 1;
        }

        .query-result-placeholder .result-text p {
            margin-bottom: 4px;
            font-size: 14px;
            color: var(--color-text);
        }

        .query-result-placeholder .result-text .update-time {
            font-size: 12px;
            color: var(--color-text-soft);
        }

        /* ========== TYPE OVERVIEW ========== */
        .type-overview {
            background-color: var(--color-bg);
        }

        .type-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }

        .type-item {
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 18px 20px;
            display: flex;
            align-items: flex-start;
            gap: 12px;
            transition: all var(--transition);
            box-shadow: var(--shadow-card);
        }

        .type-item:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(176, 42, 26, 0.3);
            transform: translateY(-2px);
        }

        .type-item .type-icon {
            flex-shrink: 0;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background-color: rgba(176, 42, 26, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--color-primary);
            font-weight: 700;
        }

        .type-item .type-info h3 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 4px;
            font-family: var(--font-sans);
        }

        .type-item .type-info p {
            font-size: 13px;
            color: var(--color-text-soft);
            line-height: 1.6;
            margin-bottom: 0;
        }

        /* ========== PROCESS TIMELINE ========== */
        .process-section {
            background-color: rgba(255, 255, 255, 0.5);
        }

        .process-timeline {
            display: flex;
            gap: 20px;
            position: relative;
            flex-wrap: nowrap;
            overflow-x: auto;
            padding: 12px 0;
        }

        .process-step {
            flex: 1;
            min-width: 180px;
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 18px 16px;
            position: relative;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }

        .process-step:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(176, 42, 26, 0.2);
        }

        .process-step .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            background-color: var(--color-secondary);
            color: #fff;
            font-size: 13px;
            font-weight: 700;
            border-radius: 50%;
            margin-bottom: 10px;
        }

        .process-step h3 {
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 6px;
            font-family: var(--font-sans);
        }

        .process-step p {
            font-size: 13px;
            color: var(--color-text-soft);
            line-height: 1.6;
            margin-bottom: 0;
        }

        .process-step .step-arrow {
            position: absolute;
            right: -18px;
            top: 50%;
            transform: translateY(-50%);
            font-size: 18px;
            color: var(--color-border);
            z-index: 1;
        }

        /* ========== QUERY TOOL ========== */
        .query-tool-section {
            background-color: var(--color-bg);
        }

        .query-tool-wrapper {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 28px;
            align-items: stretch;
        }

        .query-tool-form {
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 28px;
            box-shadow: var(--shadow-card);
        }

        .query-tool-form .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
            margin-bottom: 16px;
        }

        .query-tool-form .form-group {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .query-tool-form label {
            font-size: 13px;
            font-weight: 500;
            color: var(--color-text);
        }

        .query-tool-form input,
        .query-tool-form select {
            height: 44px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-btn);
            padding: 0 12px;
            background-color: #fff;
            font-size: 15px;
            transition: border-color var(--transition);
        }

        .query-tool-form input:focus,
        .query-tool-form select:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 2px rgba(176, 42, 26, 0.1);
        }

        .query-tool-form .btn-row {
            display: flex;
            gap: 12px;
            align-items: center;
            margin-top: 8px;
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 20px;
            background-color: transparent;
            color: var(--color-text-soft);
            border: 1px solid var(--color-border);
            font-size: 14px;
            font-weight: 500;
            border-radius: var(--radius-btn);
            transition: all var(--transition);
        }

        .btn-secondary:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
        }

        .query-result-area {
            background-color: rgba(247, 242, 235, 0.7);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 24px;
            display: flex;
            flex-direction: column;
            gap: 12px;
            min-height: 200px;
        }

        .query-result-area h3 {
            font-size: 16px;
            font-weight: 600;
            font-family: var(--font-sans);
        }

        .query-result-area .result-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 8px 0;
            border-bottom: 1px solid rgba(216, 208, 198, 0.5);
            font-size: 14px;
        }

        .query-result-area .result-row .label {
            color: var(--color-text-soft);
            font-weight: 500;
        }

        .query-result-area .result-row .value {
            color: var(--color-text);
            font-weight: 600;
        }

        .query-result-area .result-row .value.status-active {
            color: var(--color-info);
        }

        /* ========== SCENE CARDS ========== */
        .scene-section {
            background-color: rgba(255, 255, 255, 0.5);
        }

        .scene-grid {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 16px;
        }

        .scene-card {
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 20px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            cursor: pointer;
        }

        .scene-card:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(176, 42, 26, 0.35);
            transform: translateY(-2px);
        }

        .scene-card .scene-icon {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background-color: rgba(176, 42, 26, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--color-primary);
            font-weight: 700;
            margin-bottom: 4px;
        }

        .scene-card h3 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 2px;
            font-family: var(--font-sans);
        }

        .scene-card p {
            font-size: 13px;
            color: var(--color-text-soft);
            line-height: 1.6;
            margin-bottom: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .scene-card .scene-link {
            font-size: 13px;
            font-weight: 500;
            color: var(--color-primary);
            margin-top: auto;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .scene-card .scene-link::after {
            content: '→';
            transition: transform var(--transition);
        }

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

        /* ========== BRAND INTRO ========== */
        .brand-section {
            background-color: var(--color-bg);
        }

        .brand-wrapper {
            display: grid;
            grid-template-columns: 0.8fr 1.2fr;
            gap: 32px;
            align-items: center;
        }

        .brand-image {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card-hover);
        }

        .brand-image img {
            width: 100%;
            height: auto;
            border-radius: var(--radius-card);
            object-fit: cover;
            aspect-ratio: 4/3;
        }

        .brand-content h2 {
            margin-bottom: 16px;
        }

        .brand-content p {
            font-size: 15px;
            line-height: 1.75;
            color: var(--color-text);
            margin-bottom: 12px;
        }

        .brand-data {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 16px;
        }

        .brand-data-item {
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-tag);
            padding: 8px 14px;
            font-size: 13px;
            font-weight: 500;
            color: var(--color-text);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .brand-data-item .data-number {
            font-weight: 700;
            color: var(--color-primary);
        }

        /* ========== GUIDE LIST ========== */
        .guide-section {
            background-color: rgba(255, 255, 255, 0.5);
        }

        .guide-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .guide-item {
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 16px 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }

        .guide-item:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(176, 42, 26, 0.25);
        }

        .guide-item .guide-info {
            flex: 1;
            min-width: 0;
        }

        .guide-item .guide-info h3 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 4px;
            font-family: var(--font-sans);
        }

        .guide-item .guide-info p {
            font-size: 13px;
            color: var(--color-text-soft);
            line-height: 1.6;
            margin-bottom: 6px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .guide-item .guide-meta {
            display: flex;
            gap: 10px;
            align-items: center;
            font-size: 12px;
            color: var(--color-text-soft);
            flex-shrink: 0;
        }

        .guide-item .guide-meta .tag {
            padding: 2px 8px;
            background-color: rgba(95, 122, 122, 0.1);
            border-radius: var(--radius-tag);
            font-size: 12px;
            font-weight: 500;
            color: var(--color-info);
        }

        /* ========== KNOWLEDGE BASE ========== */
        .knowledge-section {
            background-color: var(--color-bg);
        }

        .knowledge-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 24px;
        }

        .knowledge-tags .ktag {
            padding: 6px 14px;
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
            color: var(--color-text);
            transition: all var(--transition);
            cursor: default;
        }

        .knowledge-tags .ktag:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
        }

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

        .knowledge-group {
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 18px 20px;
            box-shadow: var(--shadow-card);
        }

        .knowledge-group h3 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 12px;
            font-family: var(--font-sans);
            color: var(--color-secondary);
        }

        .knowledge-group ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .knowledge-group ul li {
            font-size: 14px;
            color: var(--color-text);
            line-height: 1.6;
            padding-left: 16px;
            position: relative;
        }

        .knowledge-group ul li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 10px;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background-color: var(--color-primary);
            opacity: 0.5;
        }

        /* ========== NEWS LIST ========== */
        .news-section {
            background-color: rgba(255, 255, 255, 0.5);
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .news-item {
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 16px 20px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }

        .news-item:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(176, 42, 26, 0.2);
        }

        .news-item .news-meta {
            display: flex;
            gap: 12px;
            align-items: center;
            font-size: 12px;
            color: var(--color-text-soft);
            margin-bottom: 6px;
        }

        .news-item .news-meta .source {
            font-weight: 500;
            color: var(--color-info);
        }

        .news-item h3 {
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 4px;
            font-family: var(--font-sans);
        }

        .news-item p {
            font-size: 13px;
            color: var(--color-text-soft);
            line-height: 1.6;
            margin-bottom: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* ========== FAQ ========== */
        .faq-section {
            background-color: var(--color-bg);
        }

        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
            max-width: 900px;
            margin: 0 auto;
        }

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

        .faq-item.open {
            border-color: rgba(176, 42, 26, 0.3);
        }

        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            width: 100%;
            padding: 16px 20px;
            background-color: transparent;
            border: none;
            text-align: left;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            cursor: pointer;
            transition: all var(--transition);
            gap: 12px;
            font-family: var(--font-sans);
        }

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

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background-color: rgba(176, 42, 26, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--color-primary);
            transition: transform var(--transition);
            font-weight: 700;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
            padding: 0 20px;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 16px;
            background-color: #FAF7F2;
        }

        .faq-answer p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--color-text);
            margin-bottom: 0;
            padding-top: 12px;
        }

        /* ========== RISK AND COMPLIANCE ========== */
        .risk-section {
            background-color: rgba(255, 255, 255, 0.5);
        }

        .risk-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .risk-item {
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-left: 3px solid var(--color-secondary);
            border-radius: var(--radius-card);
            padding: 14px 18px;
            display: flex;
            gap: 12px;
            align-items: flex-start;
            box-shadow: var(--shadow-card);
        }

        .risk-item .risk-label {
            flex-shrink: 0;
            min-width: 80px;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-secondary);
            padding-top: 2px;
        }

        .risk-item p {
            font-size: 14px;
            color: var(--color-text);
            line-height: 1.65;
            margin-bottom: 0;
        }

        /* ========== TOOLS AND RESOURCES ========== */
        .tools-section {
            background-color: var(--color-bg);
        }

        .tools-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .tool-card {
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 20px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }

        .tool-card:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(176, 42, 26, 0.25);
            transform: translateY(-2px);
        }

        .tool-card h3 {
            font-size: 15px;
            font-weight: 600;
            font-family: var(--font-sans);
        }

        .tool-card p {
            font-size: 13px;
            color: var(--color-text-soft);
            line-height: 1.6;
            margin-bottom: 8px;
        }

        .tool-card .btn-link {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 13px;
            font-weight: 500;
            color: var(--color-primary);
            margin-top: auto;
            transition: color var(--transition);
        }

        .tool-card .btn-link:hover {
            color: var(--color-primary-dark);
        }

        /* ========== TESTIMONIALS ========== */
        .testimonials-section {
            background-color: rgba(255, 255, 255, 0.5);
        }

        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }

        .testimonial-card {
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 20px;
            box-shadow: var(--shadow-card);
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .testimonial-card .quote {
            font-size: 14px;
            line-height: 1.7;
            color: var(--color-text);
            flex: 1;
        }

        .testimonial-card .user {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .testimonial-card .user-avatar {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background-color: rgba(176, 42, 26, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: var(--color-primary);
            font-weight: 600;
            flex-shrink: 0;
        }

        .testimonial-card .user-info .name {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text);
        }

        .testimonial-card .user-info .scene {
            font-size: 12px;
            color: var(--color-text-soft);
        }

        /* ========== DATA STATS ========== */
        .data-section {
            background-color: var(--color-bg);
        }

        .data-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .data-card {
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 24px 20px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }

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

        .data-card .data-number {
            font-size: 32px;
            font-weight: 700;
            color: var(--color-primary);
            font-family: var(--font-serif);
            margin-bottom: 6px;
            line-height: 1.2;
        }

        .data-card .data-label {
            font-size: 13px;
            color: var(--color-text-soft);
            font-weight: 500;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background-color: var(--color-secondary);
            padding: 48px 0;
            text-align: center;
        }

        .cta-section h2 {
            color: #fff;
            margin-bottom: 12px;
        }

        .cta-section p {
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 20px;
            font-size: 15px;
        }

        .cta-section .btn-primary {
            background-color: #fff;
            color: var(--color-secondary);
            font-weight: 600;
            padding: 14px 32px;
            font-size: 16px;
        }

        .cta-section .btn-primary:hover {
            background-color: rgba(255, 255, 255, 0.9);
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background-color: var(--color-footer-bg);
            color: var(--color-footer-text);
            padding: 48px 0 24px;
            margin-top: auto;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-col h3 {
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 14px;
            font-family: var(--font-sans);
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul li a {
            color: var(--color-footer-text);
            font-size: 13px;
            transition: color var(--transition);
        }

        .footer-col ul li a:hover {
            color: var(--color-primary);
        }

        .footer-brand {
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }

        .footer-brand-desc {
            font-size: 13px;
            color: var(--color-footer-text);
            line-height: 1.6;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
            justify-content: space-between;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.6);
        }

        .footer-bottom .footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
        }

        .footer-bottom .footer-links a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 12px;
            transition: color var(--transition);
        }

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

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            :root {
                --section-padding-desktop: 48px 0;
            }

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

            .type-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .scene-grid {
                grid-template-columns: repeat(3, 1fr);
            }

            .knowledge-groups {
                grid-template-columns: repeat(2, 1fr);
            }

            .tools-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .data-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .testimonials-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .brand-wrapper {
                grid-template-columns: 1fr;
                gap: 20px;
            }

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

            .query-tool-wrapper {
                grid-template-columns: 1fr;
            }

            .process-timeline {
                flex-wrap: nowrap;
                overflow-x: auto;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-padding-desktop: 36px 0;
            }

            .header-inner {
                height: 56px;
            }

            .main-nav {
                display: none;
            }

            .hamburger {
                display: flex;
            }

            .hero {
                padding: 32px 0;
            }

            .hero-grid {
                gap: 20px;
            }

            .query-panel {
                padding: 18px;
            }

            .type-grid {
                grid-template-columns: 1fr;
            }

            .scene-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }

            .knowledge-groups {
                grid-template-columns: 1fr;
            }

            .tools-grid {
                grid-template-columns: 1fr;
            }

            .data-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }

            .testimonials-grid {
                grid-template-columns: 1fr;
            }

            .guide-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

            .query-tool-form .form-row {
                grid-template-columns: 1fr;
            }

            .query-tool-form .btn-row {
                flex-direction: column;
            }

            .query-tool-form .btn-row .btn-primary,
            .query-tool-form .btn-row .btn-secondary {
                width: 100%;
            }

            .brand-data {
                gap: 8px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .footer-bottom {
                flex-direction: column;
                gap: 8px;
                text-align: center;
                justify-content: center;
            }

            .footer-bottom .footer-links {
                justify-content: center;
            }

            .process-step .step-arrow {
                display: none;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }

            .hero-left h1 {
                font-size: 26px;
            }

            .scene-grid {
                grid-template-columns: 1fr;
            }

            .data-grid {
                grid-template-columns: 1fr;
            }

            .data-card .data-number {
                font-size: 26px;
            }

            .knowledge-tags {
                gap: 6px;
            }

            .knowledge-tags .ktag {
                padding: 4px 10px;
                font-size: 12px;
            }

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

            .risk-item {
                flex-direction: column;
                gap: 4px;
            }

            .risk-item .risk-label {
                min-width: auto;
            }

            .query-result-placeholder {
                flex-direction: column;
                gap: 8px;
            }
        }

/* roulang page: category2 */
:root {
            --color-primary: #B02A1A;
            --color-primary-dark: #9A1F12;
            --color-secondary: #6B3A2A;
            --color-bg: #F7F2EB;
            --color-card: #FFFFFF;
            --color-text: #2B2B2B;
            --color-text-soft: #6F675E;
            --color-info: #5F7A7A;
            --color-border: #D8D0C6;
            --color-footer-bg: #222020;
            --color-footer-text: #B8B2AA;
            --radius-card: 8px;
            --radius-btn: 6px;
            --radius-tag: 4px;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-card-hover: 0 6px 16px rgba(0, 0, 0, 0.08);
            --font-serif: 'Noto Serif SC', 'Source Han Serif SC', 'STSong', 'SimSun', serif;
            --font-sans: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --transition: 0.2s ease;
            --section-padding-desktop: 48px 0;
            --section-padding-mobile: 36px 0;
            --max-width: 1200px;
            --col-gap: 24px;
        }

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            margin: 0;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-card);
        }

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

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

        button,
        input,
        select {
            font-family: var(--font-sans);
            font-size: 15px;
            outline: none;
            border-radius: var(--radius-btn);
        }

        button {
            cursor: pointer;
            border: none;
            transition: all var(--transition);
        }

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

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

        /* ========== HEADER / NAV ========== */
        .site-header {
            background-color: var(--color-card);
            border-bottom: 1px solid rgba(216, 208, 198, 0.6);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.03);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 16px;
        }

        .logo {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 8px;
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 20px;
            color: var(--color-text);
            letter-spacing: 0.02em;
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background-color: var(--color-primary);
            color: #fff;
            border-radius: 6px;
            font-size: 18px;
            font-weight: 700;
            flex-shrink: 0;
        }

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

        .main-nav {
            display: flex;
            align-items: center;
            gap: 2px;
        }

        .main-nav a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text);
            border-radius: var(--radius-btn);
            transition: all var(--transition);
            white-space: nowrap;
            position: relative;
        }

        .main-nav a:hover {
            color: var(--color-primary);
            background-color: rgba(176, 42, 26, 0.04);
        }

        .main-nav a.active {
            color: var(--color-primary);
            font-weight: 600;
        }

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background-color: var(--color-primary);
            border-radius: 2px;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            justify-content: center;
            gap: 5px;
            width: 40px;
            height: 40px;
            background: transparent;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-btn);
            padding: 8px 7px;
            flex-shrink: 0;
        }

        .hamburger span {
            display: block;
            height: 2px;
            background-color: var(--color-text);
            border-radius: 2px;
            transition: all var(--transition);
            width: 100%;
        }

        .hamburger[aria-expanded='true'] span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .hamburger[aria-expanded='true'] span:nth-child(2) {
            opacity: 0;
        }

        .hamburger[aria-expanded='true'] span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .mobile-drawer {
            display: none;
            background-color: var(--color-card);
            border-bottom: 1px solid var(--color-border);
            padding: 12px 20px 20px;
            flex-direction: column;
            gap: 4px;
            position: absolute;
            top: 64px;
            left: 0;
            right: 0;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
            z-index: 99;
        }

        .mobile-drawer.open {
            display: flex;
        }

        .mobile-drawer a {
            display: block;
            padding: 10px 12px;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text);
            border-radius: var(--radius-btn);
            transition: all var(--transition);
        }

        .mobile-drawer a:hover {
            color: var(--color-primary);
            background-color: rgba(176, 42, 26, 0.04);
        }

        .mobile-drawer a.active {
            color: var(--color-primary);
            font-weight: 600;
            background-color: rgba(176, 42, 26, 0.06);
        }

        /* ========== MAIN CONTENT ========== */
        main {
            flex: 1;
            width: 100%;
        }

        section {
            padding: var(--section-padding-desktop);
        }

        .section-alt {
            background-color: #F0E8DE;
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-primary);
            letter-spacing: 0.04em;
            margin-bottom: 8px;
        }

        .section-title {
            font-family: var(--font-serif);
            font-size: 28px;
            font-weight: 700;
            color: var(--color-text);
            margin: 0 0 12px;
            line-height: 1.35;
        }

        .section-desc {
            font-size: 15px;
            color: var(--color-text-soft);
            margin: 0 0 24px;
            max-width: 720px;
        }

        /* ========== BREADCRUMB ========== */
        .breadcrumb-bar {
            background-color: #F0E8DE;
            padding: 12px 0;
            border-bottom: 1px solid rgba(216, 208, 198, 0.5);
        }

        .breadcrumb-bar .container {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 14px;
            color: var(--color-text-soft);
        }

        .breadcrumb-bar a {
            color: var(--color-text-soft);
            font-weight: 500;
        }

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

        .breadcrumb-bar .sep {
            color: var(--color-border);
            margin: 0 4px;
        }

        .breadcrumb-bar .current {
            color: var(--color-text);
            font-weight: 600;
        }

        /* ========== CATEGORY HERO ========== */
        .category-hero {
            padding: 40px 0 28px;
        }

        .category-hero .hero-grid {
            display: flex;
            align-items: flex-start;
            gap: 32px;
            flex-wrap: wrap;
        }

        .category-hero .hero-text {
            flex: 1 1 560px;
            min-width: 0;
        }

        .category-hero .hero-img {
            flex: 0 0 280px;
            max-width: 280px;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .category-hero .hero-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 12px;
        }

        .category-hero h1 {
            font-family: var(--font-serif);
            font-size: 32px;
            font-weight: 700;
            color: var(--color-text);
            margin: 0 0 12px;
            line-height: 1.3;
        }

        .category-hero .hero-desc {
            font-size: 16px;
            color: var(--color-text-soft);
            margin: 0 0 16px;
            line-height: 1.8;
        }

        .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 8px;
        }

        .hero-meta .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: var(--color-text-soft);
            background-color: var(--color-card);
            padding: 6px 12px;
            border-radius: var(--radius-tag);
            border: 1px solid var(--color-border);
        }

        .hero-meta .meta-item .dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background-color: var(--color-info);
            flex-shrink: 0;
        }

        /* ========== FILTER BAR ========== */
        .filter-bar {
            padding: 20px 0 12px;
        }

        .filter-bar .filter-pills {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .filter-pill {
            display: inline-block;
            padding: 7px 16px;
            font-size: 13px;
            font-weight: 500;
            color: var(--color-text);
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: 20px;
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .filter-pill:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background-color: rgba(176, 42, 26, 0.04);
        }

        .filter-pill.active {
            background-color: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }

        /* ========== ARTICLE CARDS GRID ========== */
        .cards-section {
            padding: 16px 0 32px;
        }

        .cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--col-gap);
        }

        .article-card {
            background-color: var(--color-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            border: 1px solid rgba(216, 208, 198, 0.5);
        }

        .article-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: rgba(176, 42, 26, 0.35);
        }

        .article-card .card-img {
            width: 100%;
            aspect-ratio: 16 / 9;
            overflow: hidden;
        }

        .article-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform var(--transition);
        }

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

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

        .article-card .card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-bottom: 10px;
        }

        .article-card .card-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 500;
            color: var(--color-info);
            background-color: rgba(95, 122, 122, 0.08);
            padding: 3px 10px;
            border-radius: var(--radius-tag);
        }

        .article-card .card-title {
            font-family: var(--font-serif);
            font-size: 17px;
            font-weight: 600;
            color: var(--color-text);
            margin: 0 0 8px;
            line-height: 1.45;
        }

        .article-card .card-desc {
            font-size: 13px;
            color: var(--color-text-soft);
            margin: 0 0 12px;
            line-height: 1.65;
            flex: 1;
        }

        .article-card .card-date {
            font-size: 12px;
            color: #9A9188;
            text-align: right;
            border-top: 1px solid rgba(216, 208, 198, 0.4);
            padding-top: 10px;
        }

        .article-card .card-link {
            display: inline-block;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-primary);
            transition: color var(--transition);
        }

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

        /* ========== MORE LINK ========== */
        .more-wrap {
            text-align: center;
            padding: 8px 0 24px;
        }

        .more-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-primary);
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            padding: 10px 24px;
            border-radius: var(--radius-btn);
            transition: all var(--transition);
        }

        .more-link:hover {
            border-color: var(--color-primary);
            color: var(--color-primary-dark);
            background-color: rgba(176, 42, 26, 0.04);
        }

        /* ========== TOOL PANEL ========== */
        .tool-panel {
            background-color: var(--color-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 28px 28px 24px;
            border: 1px solid rgba(216, 208, 198, 0.5);
            margin-bottom: 20px;
        }

        .tool-panel .tool-title {
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 700;
            color: var(--color-text);
            margin: 0 0 8px;
        }

        .tool-panel .tool-desc {
            font-size: 14px;
            color: var(--color-text-soft);
            margin: 0 0 16px;
        }

        .tool-panel .tool-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            align-items: center;
        }

        .tool-panel .tool-form input,
        .tool-panel .tool-form select {
            height: 44px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-btn);
            padding: 0 14px;
            background-color: #FAF7F2;
            color: var(--color-text);
            flex: 1;
            min-width: 160px;
            font-size: 14px;
            transition: border-color var(--transition);
        }

        .tool-panel .tool-form input:focus,
        .tool-panel .tool-form select:focus {
            border-color: var(--color-primary);
            outline: none;
            background-color: #fff;
        }

        .tool-panel .btn-query {
            height: 44px;
            padding: 0 28px;
            background-color: var(--color-primary);
            color: #fff;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 14px;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .tool-panel .btn-query:hover {
            background-color: var(--color-primary-dark);
            transform: translateY(-1px);
        }

        .tool-panel .btn-query:active {
            transform: translateY(0);
        }

        .query-result-placeholder {
            background-color: #FAF7F2;
            border: 1px dashed var(--color-border);
            border-radius: var(--radius-card);
            padding: 16px 20px;
            margin-top: 16px;
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
        }

        .query-result-placeholder .status-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background-color: rgba(95, 122, 122, 0.12);
            color: var(--color-info);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            flex-shrink: 0;
        }

        .query-result-placeholder .result-text {
            flex: 1;
            min-width: 200px;
        }

        .query-result-placeholder .result-status {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text);
        }

        .query-result-placeholder .result-detail {
            font-size: 13px;
            color: var(--color-text-soft);
            margin-top: 2px;
        }

        .query-result-placeholder .result-time {
            font-size: 12px;
            color: #9A9188;
            white-space: nowrap;
        }

        /* ========== FAQ ========== */
        .faq-section {
            padding: 40px 0 48px;
        }

        .faq-list {
            max-width: 860px;
            margin: 0 auto;
        }

        .faq-item {
            background-color: var(--color-card);
            border-radius: var(--radius-card);
            margin-bottom: 12px;
            border: 1px solid rgba(216, 208, 198, 0.5);
            overflow: hidden;
            transition: all var(--transition);
        }

        .faq-item:hover {
            border-color: rgba(176, 42, 26, 0.3);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            width: 100%;
            padding: 16px 20px;
            background: transparent;
            text-align: left;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            font-family: var(--font-sans);
        }

        .faq-question:hover {
            color: var(--color-primary);
            background-color: rgba(176, 42, 26, 0.02);
        }

        .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background-color: #F0E8DE;
            color: var(--color-text-soft);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 500;
            transition: all var(--transition);
        }

        .faq-item.open .faq-icon {
            background-color: var(--color-primary);
            color: #fff;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 20px;
            background-color: #FAF7F2;
            font-size: 14px;
            color: var(--color-text-soft);
            line-height: 1.75;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 16px 20px 18px;
        }

        /* ========== RELATED LIST ========== */
        .related-list-section {
            padding: 40px 0;
        }

        .related-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 860px;
            margin: 0 auto;
        }

        .related-item {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            background-color: var(--color-card);
            border-radius: var(--radius-card);
            padding: 16px 20px;
            border: 1px solid rgba(216, 208, 198, 0.5);
            transition: all var(--transition);
        }

        .related-item:hover {
            border-color: rgba(176, 42, 26, 0.35);
            box-shadow: var(--shadow-card);
        }

        .related-item .related-index {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background-color: #F0E8DE;
            color: var(--color-secondary);
            font-size: 13px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .related-item .related-content {
            flex: 1;
            min-width: 0;
        }

        .related-item .related-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            margin: 0 0 4px;
            line-height: 1.5;
        }

        .related-item .related-meta {
            font-size: 12px;
            color: #9A9188;
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        /* ========== CTA ========== */
        .cta-section {
            padding: 48px 0;
        }

        .cta-box {
            background-color: #3D2A22;
            border-radius: 12px;
            padding: 40px 32px;
            text-align: center;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
        }

        .cta-box .cta-title {
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 700;
            color: #F7F2EB;
            margin: 0 0 12px;
            line-height: 1.4;
        }

        .cta-box .cta-desc {
            font-size: 15px;
            color: #C8C0B8;
            margin: 0 auto 24px;
            max-width: 520px;
            line-height: 1.7;
        }

        .cta-box .btn-cta {
            display: inline-block;
            background-color: var(--color-primary);
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            padding: 12px 36px;
            border-radius: var(--radius-btn);
            transition: all var(--transition);
            border: none;
        }

        .cta-box .btn-cta:hover {
            background-color: var(--color-primary-dark);
            color: #fff;
            transform: translateY(-1px);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background-color: var(--color-footer-bg);
            color: var(--color-footer-text);
            padding: 48px 0 24px;
            margin-top: 20px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
            margin-bottom: 32px;
        }

        .footer-brand {
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 700;
            color: #F7F2EB;
            margin-bottom: 8px;
        }

        .footer-brand-desc {
            font-size: 13px;
            color: var(--color-footer-text);
            margin: 0;
            line-height: 1.7;
        }

        .footer-col h3 {
            font-size: 15px;
            font-weight: 600;
            color: #F7F2EB;
            margin: 0 0 12px;
        }

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

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

        .footer-col ul a {
            font-size: 13px;
            color: var(--color-footer-text);
            transition: color var(--transition);
        }

        .footer-col ul a:hover {
            color: var(--color-primary);
        }

        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: center;
            gap: 12px 20px;
            font-size: 12px;
            color: #8A827A;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
            text-align: center;
        }

        .footer-links {
            display: flex;
            gap: 16px;
        }

        .footer-links a {
            font-size: 12px;
            color: #8A827A;
        }

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

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .cards-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }

            .category-hero .hero-grid {
                gap: 24px;
            }

            .category-hero .hero-img {
                flex-basis: 220px;
                max-width: 220px;
            }

            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
        }

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

            .hamburger {
                display: flex;
            }

            .mobile-drawer {
                display: flex;
            }

            .mobile-drawer:not(.open) {
                display: none;
            }

            .mobile-drawer.open {
                display: flex;
            }

            section {
                padding: var(--section-padding-mobile);
            }

            .category-hero .hero-grid {
                flex-direction: column;
            }

            .category-hero .hero-text {
                flex-basis: auto;
            }

            .category-hero .hero-img {
                flex-basis: auto;
                max-width: 100%;
                width: 100%;
                aspect-ratio: 16 / 7;
            }

            .category-hero h1 {
                font-size: 26px;
            }

            .cards-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .tool-panel .tool-form {
                flex-direction: column;
                align-items: stretch;
            }

            .tool-panel .tool-form input,
            .tool-panel .tool-form select {
                min-width: 100%;
            }

            .tool-panel .btn-query {
                width: 100%;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .footer-bottom {
                flex-direction: column;
                gap: 8px;
                text-align: center;
            }

            .cta-box {
                padding: 28px 20px;
            }

            .cta-box .cta-title {
                font-size: 20px;
            }
        }

        @media (max-width: 520px) {
            .header-inner {
                height: 56px;
            }

            .mobile-drawer {
                top: 56px;
            }

            .section-title {
                font-size: 22px;
            }

            .category-hero {
                padding: 28px 0 20px;
            }

            .category-hero h1 {
                font-size: 22px;
            }

            .article-card .card-title {
                font-size: 15px;
            }

            .tool-panel {
                padding: 20px 16px;
            }

            .related-item {
                flex-direction: column;
                gap: 8px;
                padding: 14px 16px;
            }

            .filter-pill {
                font-size: 12px;
                padding: 6px 12px;
            }

            .breadcrumb-bar .container {
                font-size: 12px;
            }
        }

/* roulang page: category1 */
:root {
            --color-primary: #B02A1A;
            --color-primary-dark: #9A1F12;
            --color-secondary: #6B3A2A;
            --color-bg: #F7F2EB;
            --color-card: #FFFFFF;
            --color-text: #2B2B2B;
            --color-text-soft: #6F675E;
            --color-info: #5F7A7A;
            --color-border: #D8D0C6;
            --color-footer-bg: #222020;
            --color-footer-text: #B8B2AA;
            --radius-card: 8px;
            --radius-btn: 6px;
            --radius-tag: 4px;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-card-hover: 0 6px 16px rgba(0, 0, 0, 0.08);
            --font-serif: 'Noto Serif SC', 'Source Han Serif SC', 'STSong', 'SimSun', serif;
            --font-sans: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --transition: 0.2s ease;
            --section-padding-desktop: 56px 0;
            --section-padding-mobile: 32px 0;
            --max-width: 1200px;
            --col-gap: 24px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            text-rendering: optimizeLegibility;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-card);
        }
        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--color-primary-dark);
        }
        button,
        input,
        select {
            font-family: var(--font-sans);
            font-size: 15px;
            outline: none;
            border-radius: var(--radius-btn);
        }
        button {
            cursor: pointer;
            border: none;
            transition: all var(--transition);
        }
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        a:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
        }
        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        /* ========== HEADER / NAV ========== */
        .site-header {
            background-color: var(--color-card);
            border-bottom: 1px solid rgba(216, 208, 198, 0.6);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.03);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 16px;
        }
        .logo {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 8px;
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 20px;
            color: var(--color-text);
            letter-spacing: 0.02em;
        }
        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background-color: var(--color-primary);
            color: #fff;
            border-radius: 6px;
            font-size: 18px;
            font-weight: 700;
            flex-shrink: 0;
        }
        .logo:hover {
            color: var(--color-primary);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 2px;
        }
        .main-nav a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text);
            border-radius: var(--radius-btn);
            transition: all var(--transition);
            white-space: nowrap;
            position: relative;
        }
        .main-nav a:hover {
            color: var(--color-primary);
            background-color: rgba(176, 42, 26, 0.04);
        }
        .main-nav a.active {
            color: var(--color-primary);
            font-weight: 600;
        }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background-color: var(--color-primary);
            border-radius: 2px;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            justify-content: center;
            gap: 5px;
            width: 40px;
            height: 40px;
            background: transparent;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-btn);
            padding: 8px 7px;
            flex-shrink: 0;
        }
        .hamburger span {
            display: block;
            height: 2px;
            background-color: var(--color-text);
            border-radius: 2px;
            transition: all var(--transition);
            width: 100%;
        }
        .hamburger[aria-expanded='true'] span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .hamburger[aria-expanded='true'] span:nth-child(2) {
            opacity: 0;
        }
        .hamburger[aria-expanded='true'] span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }
        .mobile-drawer {
            display: none;
            background-color: var(--color-card);
            border-bottom: 1px solid var(--color-border);
            padding: 12px 20px 16px;
            flex-direction: column;
            gap: 4px;
        }
        .mobile-drawer.open {
            display: flex;
        }
        .mobile-drawer a {
            display: block;
            padding: 10px 12px;
            font-size: 15px;
            color: var(--color-text);
            border-radius: var(--radius-btn);
            transition: all var(--transition);
        }
        .mobile-drawer a:hover {
            color: var(--color-primary);
            background-color: rgba(176, 42, 26, 0.04);
        }
        .mobile-drawer a.active {
            color: var(--color-primary);
            font-weight: 600;
            background-color: rgba(176, 42, 26, 0.06);
        }
        /* ========== MAIN CONTENT ========== */
        .site-main {
            flex: 1;
            padding-bottom: 0;
        }
        .breadcrumb-section {
            padding: 16px 0 0;
            background-color: transparent;
        }
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: var(--color-text-soft);
            flex-wrap: wrap;
        }
        .breadcrumb-nav a {
            color: var(--color-text-soft);
            transition: color var(--transition);
        }
        .breadcrumb-nav a:hover {
            color: var(--color-primary);
        }
        .breadcrumb-nav .separator {
            color: var(--color-border);
            user-select: none;
        }
        .breadcrumb-nav .current {
            color: var(--color-secondary);
            font-weight: 500;
        }
        .category-hero {
            padding: 20px 0 32px;
            background-color: transparent;
        }
        .category-hero h1 {
            font-family: var(--font-serif);
            font-size: 32px;
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.35;
            margin: 0 0 12px;
            letter-spacing: 0.01em;
        }
        .category-hero .lead {
            font-size: 16px;
            color: var(--color-text-soft);
            line-height: 1.8;
            max-width: 860px;
            margin: 0;
        }
        /* ========== SECTION ========== */
        .section-block {
            padding: var(--section-padding-desktop);
        }
        .section-block-alt {
            background-color: rgba(255, 255, 255, 0.5);
        }
        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-primary);
            letter-spacing: 0.06em;
            margin-bottom: 8px;
        }
        .section-title {
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 600;
            color: var(--color-text);
            line-height: 1.4;
            margin: 0 0 20px;
            letter-spacing: 0.01em;
        }
        .section-subtitle {
            font-size: 15px;
            color: var(--color-text-soft);
            line-height: 1.8;
            margin: -12px 0 28px;
            max-width: 720px;
        }
        /* ========== CARD GRID ========== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--col-gap);
        }
        .card-item {
            background-color: var(--color-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            border: 1px solid rgba(216, 208, 198, 0.4);
        }
        .card-item:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(176, 42, 26, 0.3);
        }
        .card-img-wrap {
            position: relative;
            aspect-ratio: 4 / 3;
            overflow: hidden;
            background-color: #EDE7DE;
        }
        .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
        }
        .card-body {
            padding: 16px 18px 18px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .card-title {
            font-family: var(--font-serif);
            font-size: 17px;
            font-weight: 600;
            color: var(--color-text);
            line-height: 1.45;
            margin: 0 0 8px;
        }
        .card-summary {
            font-size: 14px;
            color: var(--color-text-soft);
            line-height: 1.7;
            margin: 0 0 12px;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 8px;
            flex-wrap: wrap;
            border-top: 1px solid rgba(216, 208, 198, 0.5);
            padding-top: 10px;
        }
        .card-tags {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }
        .tag-badge {
            display: inline-block;
            font-size: 12px;
            padding: 3px 8px;
            border-radius: var(--radius-tag);
            background-color: rgba(176, 42, 26, 0.06);
            color: var(--color-primary);
            font-weight: 500;
            line-height: 1.4;
            white-space: nowrap;
        }
        .card-date {
            font-size: 12px;
            color: var(--color-text-soft);
            white-space: nowrap;
        }
        .view-more-wrap {
            display: flex;
            justify-content: center;
            margin-top: 28px;
        }
        .view-more-link {
            display: inline-block;
            padding: 10px 24px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-primary);
            background-color: transparent;
            border: 1px solid rgba(176, 42, 26, 0.4);
            border-radius: var(--radius-btn);
            transition: all var(--transition);
        }
        .view-more-link:hover {
            color: var(--color-primary-dark);
            border-color: var(--color-primary);
            background-color: rgba(176, 42, 26, 0.04);
        }
        /* ========== FILTER TAGS ========== */
        .filter-tags-wrap {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
        }
        .filter-tag {
            display: inline-block;
            padding: 8px 16px;
            font-size: 13px;
            font-weight: 500;
            color: var(--color-text);
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: 20px;
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
            user-select: none;
        }
        .filter-tag:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
        }
        .filter-tag.active-tag {
            background-color: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }
        /* ========== TOOL SECTION ========== */
        .tool-panel {
            background-color: var(--color-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 24px;
            border: 1px solid rgba(216, 208, 198, 0.4);
        }
        .tool-panel .form-group {
            margin-bottom: 16px;
        }
        .tool-panel label {
            display: block;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text);
            margin-bottom: 6px;
        }
        .tool-panel input,
        .tool-panel select {
            width: 100%;
            height: 44px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-btn);
            padding: 0 14px;
            font-size: 14px;
            color: var(--color-text);
            background-color: #fff;
            transition: border-color var(--transition);
        }
        .tool-panel input:focus,
        .tool-panel select:focus {
            border-color: var(--color-primary);
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 44px;
            padding: 0 24px;
            background-color: var(--color-primary);
            color: #fff;
            font-size: 15px;
            font-weight: 500;
            border-radius: var(--radius-btn);
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .btn-primary:hover {
            background-color: var(--color-primary-dark);
            color: #fff;
        }
        .btn-primary:active {
            transform: translateY(1px);
        }
        .tool-hint {
            font-size: 13px;
            color: var(--color-text-soft);
            margin-top: 12px;
            line-height: 1.6;
        }
        .query-result-placeholder {
            background-color: #FAF7F2;
            border: 1px dashed var(--color-border);
            border-radius: var(--radius-card);
            padding: 20px;
            margin-top: 20px;
            display: flex;
            align-items: flex-start;
            gap: 14px;
            min-height: 100px;
        }
        .query-result-icon {
            flex-shrink: 0;
            width: 40px;
            height: 40px;
            background-color: rgba(95, 122, 122, 0.12);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--color-info);
            font-weight: 700;
        }
        .query-result-text {
            flex: 1;
        }
        .query-result-text .status-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-secondary);
            margin-bottom: 4px;
        }
        .query-result-text .status-desc {
            font-size: 14px;
            color: var(--color-text-soft);
            line-height: 1.7;
            margin: 0 0 6px;
        }
        .query-result-text .status-time {
            font-size: 12px;
            color: var(--color-text-soft);
        }
        /* ========== FAQ ========== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background-color: var(--color-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(216, 208, 198, 0.4);
            overflow: hidden;
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            width: 100%;
            padding: 18px 20px;
            background: none;
            border: none;
            text-align: left;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            cursor: pointer;
            transition: all var(--transition);
            line-height: 1.5;
        }
        .faq-question:hover {
            color: var(--color-primary);
            background-color: rgba(176, 42, 26, 0.02);
        }
        .faq-icon {
            flex-shrink: 0;
            font-size: 22px;
            font-weight: 400;
            color: var(--color-primary);
            transition: transform var(--transition);
            line-height: 1;
            width: 24px;
            text-align: center;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
        }
        .faq-item.open .faq-answer {
            max-height: 600px;
        }
        .faq-answer-inner {
            padding: 0 20px 20px;
            font-size: 15px;
            color: var(--color-text-soft);
            line-height: 1.8;
            background-color: #FAF7F2;
        }
        /* ========== RELATED ARTICLES ========== */
        .related-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .related-item {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            padding: 18px 20px;
            background-color: var(--color-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(216, 208, 198, 0.4);
            transition: all var(--transition);
        }
        .related-item:hover {
            border-color: rgba(176, 42, 26, 0.3);
            box-shadow: var(--shadow-card-hover);
        }
        .related-item .related-info {
            flex: 1;
        }
        .related-item .related-title {
            font-family: var(--font-serif);
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            line-height: 1.5;
            margin: 0 0 6px;
        }
        .related-item .related-desc {
            font-size: 14px;
            color: var(--color-text-soft);
            line-height: 1.7;
            margin: 0;
        }
        .related-item .related-date {
            font-size: 12px;
            color: var(--color-text-soft);
            white-space: nowrap;
            padding-top: 4px;
        }
        /* ========== CTA SECTION ========== */
        .cta-section {
            background-color: var(--color-secondary);
            padding: 40px 0;
            border-radius: 0;
        }
        .cta-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }
        .cta-text h2 {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 600;
            color: #fff;
            margin: 0 0 6px;
            line-height: 1.4;
        }
        .cta-text p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.75);
            margin: 0;
            line-height: 1.7;
        }
        .cta-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            align-items: center;
        }
        .cta-form input {
            height: 44px;
            border: 1px solid rgba(255, 255, 255, 0.3);
            border-radius: var(--radius-btn);
            padding: 0 14px;
            font-size: 14px;
            color: #fff;
            background-color: rgba(255, 255, 255, 0.08);
            width: 220px;
            transition: border-color var(--transition);
        }
        .cta-form input::placeholder {
            color: rgba(255, 255, 255, 0.55);
        }
        .cta-form input:focus {
            border-color: #fff;
            outline: none;
        }
        .btn-light {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 44px;
            padding: 0 24px;
            background-color: #fff;
            color: var(--color-primary);
            font-size: 15px;
            font-weight: 500;
            border-radius: var(--radius-btn);
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .btn-light:hover {
            background-color: rgba(255, 255, 255, 0.88);
            color: var(--color-primary-dark);
        }
        /* ========== FOOTER ========== */
        .site-footer {
            background-color: var(--color-footer-bg);
            padding: 40px 0 24px;
            margin-top: auto;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            padding-bottom: 28px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .footer-brand {
            font-family: var(--font-serif);
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }
        .footer-brand-desc {
            font-size: 13px;
            color: var(--color-footer-text);
            line-height: 1.7;
            margin: 0;
        }
        .footer-col h3 {
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            margin: 0 0 12px;
            letter-spacing: 0.03em;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul li a {
            font-size: 13px;
            color: var(--color-footer-text);
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--color-primary);
        }
        .footer-bottom {
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.45);
        }
        .footer-bottom span {
            white-space: nowrap;
        }
        .footer-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.55);
            font-size: 12px;
            transition: color var(--transition);
        }
        .footer-links a:hover {
            color: var(--color-primary);
        }
        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .section-title {
                font-size: 22px;
            }
        }
        @media (max-width: 768px) {
            .main-nav {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .mobile-drawer {
                display: none;
            }
            .mobile-drawer.open {
                display: flex;
            }
            .section-block {
                padding: var(--section-padding-mobile);
            }
            .category-hero {
                padding: 16px 0 24px;
            }
            .category-hero h1 {
                font-size: 24px;
            }
            .card-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .cta-inner {
                flex-direction: column;
                align-items: flex-start;
            }
            .cta-form {
                width: 100%;
            }
            .cta-form input {
                width: 100%;
            }
            .tool-panel {
                padding: 16px;
            }
            .related-item {
                flex-direction: column;
                gap: 6px;
            }
        }
        @media (max-width: 520px) {
            .header-inner {
                height: 56px;
            }
            .logo {
                font-size: 17px;
            }
            .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 15px;
            }
            .category-hero h1 {
                font-size: 22px;
            }
            .section-title {
                font-size: 20px;
            }
            .card-title {
                font-size: 15px;
            }
            .filter-tags-wrap {
                gap: 6px;
            }
            .filter-tag {
                padding: 6px 12px;
                font-size: 12px;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 14px;
            }
            .faq-answer-inner {
                padding: 0 16px 16px;
                font-size: 14px;
            }
            .btn-primary,
            .btn-light {
                width: 100%;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
        }

/* roulang page: category3 */
:root {
            --color-primary: #B02A1A;
            --color-primary-dark: #9A1F12;
            --color-secondary: #6B3A2A;
            --color-bg: #F7F2EB;
            --color-card: #FFFFFF;
            --color-text: #2B2B2B;
            --color-text-soft: #6F675E;
            --color-info: #5F7A7A;
            --color-border: #D8D0C6;
            --color-footer-bg: #222020;
            --color-footer-text: #B8B2AA;
            --radius-card: 8px;
            --radius-btn: 6px;
            --radius-tag: 4px;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-card-hover: 0 6px 16px rgba(0, 0, 0, 0.08);
            --font-serif: 'Noto Serif SC', 'Source Han Serif SC', 'STSong', 'SimSun', serif;
            --font-sans: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --transition: 0.2s ease;
            --section-padding-desktop: 64px 0;
            --section-padding-mobile: 36px 0;
            --max-width: 1200px;
            --col-gap: 24px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            text-rendering: optimizeLegibility;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            margin: 0;
            padding: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-card);
        }
        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--color-primary-dark);
        }
        button,
        input,
        select {
            font-family: var(--font-sans);
            font-size: 15px;
            outline: none;
            border-radius: var(--radius-btn);
        }
        button {
            cursor: pointer;
            border: none;
            transition: all var(--transition);
        }
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        a:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
        }
        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        /* Header / Nav */
        .site-header {
            background-color: var(--color-card);
            border-bottom: 1px solid rgba(216, 208, 198, 0.6);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.03);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 16px;
        }
        .logo {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 8px;
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 20px;
            color: var(--color-text);
            letter-spacing: 0.02em;
        }
        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background-color: var(--color-primary);
            color: #fff;
            border-radius: 6px;
            font-size: 18px;
            font-weight: 700;
            flex-shrink: 0;
        }
        .logo:hover {
            color: var(--color-primary);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 2px;
        }
        .main-nav a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text);
            border-radius: var(--radius-btn);
            transition: all var(--transition);
            white-space: nowrap;
            position: relative;
        }
        .main-nav a:hover {
            color: var(--color-primary);
            background-color: rgba(176, 42, 26, 0.04);
        }
        .main-nav a.active {
            color: var(--color-primary);
            font-weight: 600;
        }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background-color: var(--color-primary);
            border-radius: 2px;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            justify-content: center;
            gap: 5px;
            width: 40px;
            height: 40px;
            background: transparent;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-btn);
            padding: 8px 7px;
            flex-shrink: 0;
        }
        .hamburger span {
            display: block;
            height: 2px;
            background-color: var(--color-text);
            border-radius: 2px;
            transition: all var(--transition);
            width: 100%;
        }
        .hamburger[aria-expanded='true'] span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .hamburger[aria-expanded='true'] span:nth-child(2) {
            opacity: 0;
        }
        .hamburger[aria-expanded='true'] span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }
        .mobile-drawer {
            display: none;
            flex-direction: column;
            background-color: var(--color-card);
            border-bottom: 1px solid var(--color-border);
            padding: 8px 16px 16px;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.06);
        }
        .mobile-drawer a {
            display: block;
            padding: 10px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text);
            border-radius: var(--radius-btn);
            transition: all var(--transition);
        }
        .mobile-drawer a:hover,
        .mobile-drawer a.active {
            color: var(--color-primary);
            background-color: rgba(176, 42, 26, 0.05);
        }
        /* Breadcrumb */
        .breadcrumb-section {
            padding: 18px 0 0;
        }
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--color-text-soft);
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: wrap;
        }
        .breadcrumb-nav li {
            display: inline-flex;
            align-items: center;
        }
        .breadcrumb-nav li + li::before {
            content: '/';
            margin-right: 8px;
            color: var(--color-border);
        }
        .breadcrumb-nav a {
            color: var(--color-text-soft);
        }
        .breadcrumb-nav a:hover {
            color: var(--color-primary);
        }
        .breadcrumb-nav .current {
            color: var(--color-text);
            font-weight: 500;
        }
        /* Main Content */
        .page-main {
            flex: 1;
        }
        /* Category Header */
        .category-header {
            padding: 32px 0 24px;
        }
        .category-header h1 {
            font-family: var(--font-serif);
            font-size: 32px;
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.3;
            margin-bottom: 14px;
        }
        .category-header p {
            font-size: 16px;
            color: var(--color-text-soft);
            max-width: 800px;
            line-height: 1.8;
            margin-bottom: 0;
        }
        /* Filter Tags */
        .filter-section {
            padding: 16px 0 32px;
        }
        .filter-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .filter-tag {
            display: inline-block;
            padding: 6px 16px;
            font-size: 13px;
            font-weight: 500;
            color: var(--color-text-soft);
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: 999px;
            cursor: pointer;
            transition: all var(--transition);
        }
        .filter-tag:hover {
            color: var(--color-primary);
            border-color: var(--color-primary);
            background-color: rgba(176, 42, 26, 0.04);
        }
        .filter-tag.active {
            color: #fff;
            background-color: var(--color-primary);
            border-color: var(--color-primary);
        }
        /* Article Cards Grid */
        .article-grid-section {
            padding: 0 0 48px;
        }
        .article-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--col-gap);
            margin-bottom: 24px;
        }
        .article-card {
            background-color: var(--color-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            border: 1px solid rgba(216, 208, 198, 0.4);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .article-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(176, 42, 26, 0.3);
        }
        .article-card-img {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background-color: #f0ebe3;
            position: relative;
        }
        .article-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform 0.3s ease;
        }
        .article-card:hover .article-card-img img {
            transform: scale(1.03);
        }
        .article-card-body {
            padding: 18px 20px 20px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            flex: 1;
        }
        .article-card-title {
            font-family: var(--font-serif);
            font-size: 17px;
            font-weight: 600;
            color: var(--color-text);
            line-height: 1.45;
            margin: 0;
        }
        .article-card-title a {
            color: var(--color-text);
        }
        .article-card-title a:hover {
            color: var(--color-primary);
        }
        .article-card-summary {
            font-size: 13.5px;
            color: var(--color-text-soft);
            line-height: 1.7;
            margin: 0;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .article-card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 8px;
            padding-top: 6px;
            border-top: 1px solid rgba(216, 208, 198, 0.4);
        }
        .article-card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .article-card-tag {
            display: inline-block;
            padding: 2px 10px;
            font-size: 11px;
            font-weight: 500;
            color: var(--color-info);
            background-color: rgba(95, 122, 122, 0.08);
            border-radius: var(--radius-tag);
            letter-spacing: 0.02em;
        }
        .article-card-date {
            font-size: 12px;
            color: var(--color-text-soft);
            white-space: nowrap;
        }
        .view-more-wrapper {
            text-align: center;
        }
        .view-more-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 28px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-primary);
            background-color: transparent;
            border: 1px solid var(--color-primary);
            border-radius: var(--radius-btn);
            transition: all var(--transition);
        }
        .view-more-link:hover {
            color: #fff;
            background-color: var(--color-primary);
        }
        /* Tool Section */
        .tool-section {
            padding: 48px 0;
        }
        .tool-panel {
            background-color: var(--color-card);
            border-radius: var(--radius-card);
            padding: 28px;
            border: 1px solid rgba(216, 208, 198, 0.5);
            box-shadow: var(--shadow-card);
        }
        .tool-panel h2 {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 16px;
        }
        .tool-form {
            display: grid;
            grid-template-columns: 2fr 1.2fr 1fr;
            gap: 14px;
            align-items: end;
        }
        .tool-form .form-group {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .tool-form label {
            font-size: 13px;
            font-weight: 500;
            color: var(--color-text-soft);
        }
        .tool-form input,
        .tool-form select {
            height: 44px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-btn);
            padding: 0 12px;
            font-size: 14px;
            background-color: #fff;
            transition: border-color var(--transition);
            width: 100%;
        }
        .tool-form input:focus,
        .tool-form select:focus {
            border-color: var(--color-primary);
        }
        .btn-primary-red {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 44px;
            padding: 0 28px;
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            background-color: var(--color-primary);
            border: none;
            border-radius: var(--radius-btn);
            transition: all var(--transition);
            white-space: nowrap;
        }
        .btn-primary-red:hover {
            background-color: var(--color-primary-dark);
            transform: translateY(-1px);
        }
        .btn-primary-red:active {
            transform: translateY(0);
        }
        .tool-result-placeholder {
            margin-top: 20px;
            padding: 16px 20px;
            background-color: #FAF7F2;
            border-radius: var(--radius-btn);
            border: 1px solid rgba(216, 208, 198, 0.5);
            display: flex;
            align-items: flex-start;
            gap: 12px;
            font-size: 14px;
            color: var(--color-text-soft);
            line-height: 1.7;
        }
        .tool-result-placeholder .icon {
            flex-shrink: 0;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background-color: rgba(95, 122, 122, 0.15);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
        }
        /* FAQ Section */
        .faq-section {
            padding: 48px 0;
        }
        .faq-section h2 {
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 24px;
        }
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background-color: var(--color-card);
            border: 1px solid rgba(216, 208, 198, 0.5);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-card-hover);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 16px 20px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            background-color: transparent;
            border: none;
            text-align: left;
            cursor: pointer;
            transition: all var(--transition);
            min-height: 56px;
        }
        .faq-question:hover {
            color: var(--color-primary);
        }
        .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 500;
            color: var(--color-text-soft);
            transition: transform var(--transition);
            user-select: none;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            color: var(--color-primary);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
        }
        .faq-item.open .faq-answer {
            max-height: 600px;
        }
        .faq-answer-inner {
            padding: 0 20px 18px;
            font-size: 14.5px;
            color: var(--color-text-soft);
            line-height: 1.8;
            background-color: #FAF7F2;
            margin: 0 12px 12px;
            border-radius: var(--radius-btn);
            padding: 14px 18px;
        }
        .faq-answer-inner p {
            margin: 0;
        }
        /* Related Articles */
        .related-section {
            padding: 48px 0;
        }
        .related-section h2 {
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 20px;
        }
        .related-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .related-list-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 16px 20px;
            background-color: var(--color-card);
            border-radius: var(--radius-card);
            border: 1px solid rgba(216, 208, 198, 0.4);
            transition: all var(--transition);
        }
        .related-list-item:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(176, 42, 26, 0.3);
        }
        .related-list-thumb {
            flex-shrink: 0;
            width: 72px;
            height: 54px;
            border-radius: var(--radius-tag);
            overflow: hidden;
            background-color: #f0ebe3;
        }
        .related-list-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-tag);
        }
        .related-list-info {
            flex: 1;
            min-width: 0;
        }
        .related-list-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            margin: 0 0 4px;
            line-height: 1.45;
        }
        .related-list-title a {
            color: var(--color-text);
        }
        .related-list-title a:hover {
            color: var(--color-primary);
        }
        .related-list-meta {
            font-size: 12px;
            color: var(--color-text-soft);
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        /* CTA Section */
        .cta-section {
            padding: 56px 0;
        }
        .cta-box {
            background-color: var(--color-secondary);
            border-radius: var(--radius-card);
            padding: 36px 32px;
            text-align: center;
            color: #fff;
        }
        .cta-box h2 {
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 12px;
            color: #fff;
        }
        .cta-box p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 22px;
        }
        .btn-white-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 44px;
            padding: 0 32px;
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            background-color: transparent;
            border: 1px solid rgba(255, 255, 255, 0.6);
            border-radius: var(--radius-btn);
            transition: all var(--transition);
            cursor: pointer;
        }
        .btn-white-outline:hover {
            background-color: #fff;
            color: var(--color-secondary);
            border-color: #fff;
        }
        /* Footer */
        .site-footer {
            background-color: var(--color-footer-bg);
            color: var(--color-footer-text);
            padding-top: 48px;
            margin-top: auto;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-brand {
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }
        .footer-brand-desc {
            font-size: 13.5px;
            line-height: 1.7;
            color: var(--color-footer-text);
            margin: 0;
            max-width: 320px;
        }
        .footer-col h3 {
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.04em;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul li a {
            font-size: 13.5px;
            color: var(--color-footer-text);
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: #e05a3a;
        }
        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
            padding: 16px 0 20px;
            font-size: 12.5px;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-links {
            display: flex;
            gap: 18px;
        }
        .footer-links a {
            font-size: 12.5px;
            color: rgba(255, 255, 255, 0.55);
        }
        .footer-links a:hover {
            color: #e05a3a;
        }
        /* Section Common */
        .section-title {
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 20px;
            line-height: 1.35;
        }
        /* Responsive */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .article-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .tool-form {
                grid-template-columns: 1fr 1fr;
            }
            .tool-form .btn-primary-red {
                grid-column: 1 / -1;
            }
        }
        @media (max-width: 768px) {
            .main-nav {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .mobile-drawer {
                display: flex;
            }
            .mobile-drawer.hidden-drawer {
                display: none;
            }
            .article-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .tool-form {
                grid-template-columns: 1fr;
            }
            .tool-form .btn-primary-red {
                grid-column: auto;
            }
            .category-header h1 {
                font-size: 26px;
            }
            .cta-box {
                padding: 28px 20px;
            }
            .related-list-item {
                flex-direction: column;
                align-items: flex-start;
            }
            .related-list-thumb {
                width: 100%;
                height: 160px;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .header-inner {
                height: 56px;
            }
            .category-header h1 {
                font-size: 22px;
            }
            .article-card-body {
                padding: 14px 16px 16px;
            }
            .faq-question {
                font-size: 14px;
                padding: 13px 16px;
            }
            .tool-panel {
                padding: 20px;
            }
        }

/* roulang page: category4 */
:root {
            --color-primary: #B02A1A;
            --color-primary-dark: #9A1F12;
            --color-secondary: #6B3A2A;
            --color-bg: #F7F2EB;
            --color-card: #FFFFFF;
            --color-text: #2B2B2B;
            --color-text-soft: #6F675E;
            --color-info: #5F7A7A;
            --color-border: #D8D0C6;
            --color-footer-bg: #222020;
            --color-footer-text: #B8B2AA;
            --radius-card: 8px;
            --radius-btn: 6px;
            --radius-tag: 4px;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-card-hover: 0 6px 16px rgba(0, 0, 0, 0.08);
            --font-serif: 'Noto Serif SC', 'Source Han Serif SC', 'STSong', 'SimSun', serif;
            --font-sans: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --transition: 0.2s ease;
            --section-padding-desktop: 48px 0;
            --section-padding-mobile: 36px 0;
            --max-width: 1200px;
            --col-gap: 24px;
        }

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            margin: 0;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-card);
        }

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

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

        button,
        input,
        select {
            font-family: var(--font-sans);
            font-size: 15px;
            outline: none;
            border-radius: var(--radius-btn);
        }

        button {
            cursor: pointer;
            border: none;
            transition: all var(--transition);
        }

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

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

        /* ========== HEADER / NAV ========== */
        .site-header {
            background-color: var(--color-card);
            border-bottom: 1px solid rgba(216, 208, 198, 0.6);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.03);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 16px;
        }

        .logo {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 8px;
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 20px;
            color: var(--color-text);
            letter-spacing: 0.02em;
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background-color: var(--color-primary);
            color: #fff;
            border-radius: 6px;
            font-size: 18px;
            font-weight: 700;
            flex-shrink: 0;
        }

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

        .main-nav {
            display: flex;
            align-items: center;
            gap: 2px;
        }

        .main-nav a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text);
            border-radius: var(--radius-btn);
            transition: all var(--transition);
            white-space: nowrap;
            position: relative;
        }

        .main-nav a:hover {
            color: var(--color-primary);
            background-color: rgba(176, 42, 26, 0.04);
        }

        .main-nav a.active {
            color: var(--color-primary);
            font-weight: 600;
        }

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background-color: var(--color-primary);
            border-radius: 2px;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            justify-content: center;
            gap: 5px;
            width: 40px;
            height: 40px;
            background: transparent;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-btn);
            padding: 8px 7px;
            flex-shrink: 0;
        }

        .hamburger span {
            display: block;
            height: 2px;
            background-color: var(--color-text);
            border-radius: 2px;
            transition: all var(--transition);
            width: 100%;
        }

        .hamburger[aria-expanded='true'] span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .hamburger[aria-expanded='true'] span:nth-child(2) {
            opacity: 0;
        }

        .hamburger[aria-expanded='true'] span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .mobile-drawer {
            display: none;
            flex-direction: column;
            background-color: var(--color-card);
            border-bottom: 1px solid var(--color-border);
            padding: 12px 20px;
            gap: 4px;
        }

        .mobile-drawer.open {
            display: flex;
        }

        .mobile-drawer a {
            display: block;
            padding: 10px 12px;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text);
            border-radius: var(--radius-btn);
            transition: all var(--transition);
        }

        .mobile-drawer a:hover {
            color: var(--color-primary);
            background-color: rgba(176, 42, 26, 0.05);
        }

        .mobile-drawer a.active {
            color: var(--color-primary);
            background-color: rgba(176, 42, 26, 0.06);
            font-weight: 600;
        }

        /* ========== BREADCRUMB ========== */
        .breadcrumb-bar {
            background-color: rgba(247, 242, 235, 0.7);
            padding: 12px 0;
            border-bottom: 1px solid rgba(216, 208, 198, 0.5);
        }

        .breadcrumb-list {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            list-style: none;
            padding: 0;
            margin: 0;
            gap: 8px;
            font-size: 14px;
            color: var(--color-text-soft);
        }

        .breadcrumb-list li {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .breadcrumb-list li:not(:last-child)::after {
            content: '/';
            color: var(--color-border);
            font-size: 13px;
        }

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

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

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

        /* ========== CATEGORY HERO ========== */
        .category-hero {
            padding: 40px 0 28px;
            background: linear-gradient(180deg, rgba(176, 42, 26, 0.04) 0%, rgba(247, 242, 235, 0) 100%);
            border-bottom: 1px solid rgba(216, 208, 198, 0.4);
        }

        .category-hero-inner {
            max-width: 820px;
        }

        .category-hero h1 {
            font-family: var(--font-serif);
            font-size: clamp(28px, 4vw, 36px);
            font-weight: 700;
            line-height: 1.35;
            color: var(--color-text);
            margin: 0 0 12px;
        }

        .category-hero h1 .accent {
            color: var(--color-primary);
        }

        .category-hero .intro {
            font-size: 16px;
            color: var(--color-text-soft);
            line-height: 1.85;
            margin: 0 0 16px;
        }

        .category-hero .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
            font-size: 13px;
            color: var(--color-text-soft);
        }

        .category-hero .hero-meta .meta-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 5px 12px;
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: 20px;
            font-size: 13px;
            color: var(--color-text-soft);
        }

        /* ========== SECTION COMMON ========== */
        .section {
            padding: var(--section-padding-desktop);
        }

        .section-alt {
            background-color: rgba(176, 42, 26, 0.03);
        }

        .section-title {
            font-family: var(--font-serif);
            font-size: clamp(22px, 3vw, 28px);
            font-weight: 600;
            line-height: 1.4;
            color: var(--color-text);
            margin: 0 0 8px;
        }

        .section-subtitle {
            font-size: 15px;
            color: var(--color-text-soft);
            line-height: 1.8;
            margin: 0 0 24px;
            max-width: 680px;
        }

        /* ========== QUICK TOOL ========== */
        .quick-tool-panel {
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow-card);
        }

        .quick-tool-panel .tool-title {
            font-family: var(--font-serif);
            font-size: 18px;
            font-weight: 600;
            color: var(--color-text);
            margin: 0 0 12px;
        }

        .quick-tool-panel .tool-desc {
            font-size: 14px;
            color: var(--color-text-soft);
            margin: 0 0 16px;
            line-height: 1.7;
        }

        .tool-form-row {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr auto;
            gap: 12px;
            align-items: end;
        }

        .tool-form-group {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .tool-form-group label {
            font-size: 13px;
            font-weight: 500;
            color: var(--color-secondary);
        }

        .tool-form-group input,
        .tool-form-group select {
            height: 44px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-btn);
            padding: 0 12px;
            font-size: 14px;
            color: var(--color-text);
            background-color: #fff;
            transition: border-color var(--transition), box-shadow var(--transition);
        }

        .tool-form-group input:focus,
        .tool-form-group select:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(176, 42, 26, 0.08);
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            padding: 12px 20px;
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            background-color: var(--color-primary);
            border-radius: var(--radius-btn);
            border: none;
            transition: all var(--transition);
            white-space: nowrap;
            height: 44px;
        }

        .btn-primary:hover {
            background-color: var(--color-primary-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(176, 42, 26, 0.25);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 6px rgba(176, 42, 26, 0.2);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            padding: 12px 20px;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-primary);
            background-color: #fff;
            border: 1px solid var(--color-primary);
            border-radius: var(--radius-btn);
            transition: all var(--transition);
            white-space: nowrap;
            height: 40px;
        }

        .btn-secondary:hover {
            background-color: rgba(176, 42, 26, 0.05);
            color: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
        }

        .tool-result-placeholder {
            margin-top: 16px;
            padding: 16px;
            background-color: #FAF7F2;
            border: 1px dashed var(--color-border);
            border-radius: var(--radius-card);
            font-size: 14px;
            color: var(--color-text-soft);
            line-height: 1.7;
            display: flex;
            align-items: flex-start;
            gap: 10px;
        }

        .tool-result-placeholder .result-icon {
            flex-shrink: 0;
            width: 20px;
            height: 20px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--color-info);
        }

        /* ========== QUICK TAGS ========== */
        .filter-tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 16px;
        }

        .filter-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            font-size: 13px;
            font-weight: 500;
            color: var(--color-text-soft);
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: 20px;
            cursor: pointer;
            transition: all var(--transition);
            user-select: none;
        }

        .filter-tag:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background-color: rgba(176, 42, 26, 0.04);
        }

        .filter-tag.active {
            color: #fff;
            background-color: var(--color-primary);
            border-color: var(--color-primary);
        }

        /* ========== CONTENT CARDS ========== */
        .content-card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: var(--col-gap);
        }

        .content-card {
            background-color: var(--color-card);
            border: 1px solid rgba(216, 208, 198, 0.7);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }

        .content-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(176, 42, 26, 0.3);
        }

        .content-card .card-img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            border-radius: 0;
        }

        .content-card .card-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .content-card .card-title {
            font-family: var(--font-serif);
            font-size: 17px;
            font-weight: 600;
            line-height: 1.5;
            color: var(--color-text);
            margin: 0;
        }

        .content-card .card-title a {
            color: var(--color-text);
            transition: color var(--transition);
        }

        .content-card .card-title a:hover {
            color: var(--color-primary);
        }

        .content-card .card-summary {
            font-size: 14px;
            color: var(--color-text-soft);
            line-height: 1.7;
            margin: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .content-card .card-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
            margin-top: auto;
            padding-top: 10px;
            border-top: 1px solid rgba(216, 208, 198, 0.4);
            font-size: 12px;
            color: var(--color-text-soft);
        }

        .content-card .card-tag {
            font-size: 12px;
            padding: 3px 10px;
            background-color: rgba(95, 122, 122, 0.1);
            color: var(--color-info);
            border-radius: var(--radius-tag);
            font-weight: 500;
        }

        .content-card .card-date {
            margin-left: auto;
        }

        .view-more-wrap {
            text-align: center;
            margin-top: 28px;
        }

        .view-more-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 24px;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-primary);
            border: 1px solid var(--color-primary);
            border-radius: 20px;
            transition: all var(--transition);
        }

        .view-more-link:hover {
            background-color: rgba(176, 42, 26, 0.05);
            color: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
        }

        /* ========== PROCESS STEPS ========== */
        .process-steps {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 16px;
            margin-top: 8px;
        }

        .process-step {
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 20px 18px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            position: relative;
        }

        .process-step:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(176, 42, 26, 0.25);
        }

        .process-step .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background-color: var(--color-primary);
            color: #fff;
            font-weight: 700;
            font-size: 14px;
            margin-bottom: 12px;
            flex-shrink: 0;
        }

        .process-step h3 {
            font-family: var(--font-serif);
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            margin: 0 0 6px;
        }

        .process-step p {
            font-size: 14px;
            color: var(--color-text-soft);
            line-height: 1.7;
            margin: 0;
        }

        /* ========== FAQ ACCORDION ========== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

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

        .faq-item:hover {
            border-color: rgba(176, 42, 26, 0.25);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            width: 100%;
            padding: 16px 18px;
            background: transparent;
            border: none;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            text-align: left;
            cursor: pointer;
            transition: all var(--transition);
        }

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

        .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--color-primary);
            transition: transform var(--transition);
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
        }

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

        .faq-answer-inner {
            padding: 0 18px 18px;
            font-size: 14px;
            color: var(--color-text-soft);
            line-height: 1.8;
            background-color: #FAF7F2;
            border-top: 1px solid rgba(216, 208, 198, 0.4);
            padding-top: 14px;
            margin: 0 4px 4px;
            border-radius: 0 0 var(--radius-card) var(--radius-card);
        }

        /* ========== RELATED ARTICLES ========== */
        .related-article-list {
            display: grid;
            grid-template-columns: 1fr;
            gap: 12px;
        }

        .related-article-item {
            display: flex;
            gap: 16px;
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 16px 18px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }

        .related-article-item:hover {
            transform: translateY(-1px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(176, 42, 26, 0.25);
        }

        .related-article-item .ra-img {
            flex-shrink: 0;
            width: 80px;
            height: 60px;
            object-fit: cover;
            border-radius: 6px;
        }

        .related-article-item .ra-body {
            flex: 1;
            min-width: 0;
        }

        .related-article-item .ra-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            margin: 0 0 4px;
            line-height: 1.5;
        }

        .related-article-item .ra-title a {
            color: var(--color-text);
            transition: color var(--transition);
        }

        .related-article-item .ra-title a:hover {
            color: var(--color-primary);
        }

        .related-article-item .ra-summary {
            font-size: 13px;
            color: var(--color-text-soft);
            line-height: 1.6;
            margin: 0;
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* ========== CTA BANNER ========== */
        .cta-banner {
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
            border-radius: var(--radius-card);
            padding: 36px 32px;
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            box-shadow: 0 8px 24px rgba(176, 42, 26, 0.2);
        }

        .cta-banner .cta-text {
            flex: 1;
            min-width: 240px;
        }

        .cta-banner .cta-text h2 {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 700;
            margin: 0 0 8px;
            color: #fff;
        }

        .cta-banner .cta-text p {
            font-size: 14px;
            margin: 0;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.7;
        }

        .cta-banner .btn-cta-light {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 12px 24px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-primary);
            background-color: #fff;
            border-radius: var(--radius-btn);
            transition: all var(--transition);
            white-space: nowrap;
        }

        .cta-banner .btn-cta-light:hover {
            background-color: #f5ede7;
            color: var(--color-primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background-color: var(--color-footer-bg);
            color: var(--color-footer-text);
            padding: 40px 0 24px;
            margin-top: 40px;
            flex-shrink: 0;
        }

        .site-footer .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.8fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 24px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            margin-bottom: 20px;
        }

        .footer-brand {
            font-family: var(--font-serif);
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }

        .footer-brand-desc {
            font-size: 13px;
            line-height: 1.8;
            color: var(--color-footer-text);
            margin: 0;
        }

        .footer-col h3 {
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            margin: 0 0 12px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .footer-col ul li a {
            font-size: 13px;
            color: var(--color-footer-text);
            transition: color var(--transition);
        }

        .footer-col ul li a:hover {
            color: var(--color-primary);
        }

        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px 20px;
            font-size: 12px;
            color: var(--color-footer-text);
        }

        .footer-links {
            display: flex;
            gap: 16px;
            margin-left: auto;
        }

        .footer-links a {
            font-size: 12px;
            color: var(--color-footer-text);
            transition: color var(--transition);
        }

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

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }

            .tool-form-row {
                grid-template-columns: 1fr 1fr;
            }

            .tool-form-row .btn-primary {
                grid-column: span 2;
                width: 100%;
            }
        }

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

            .hamburger {
                display: flex;
            }

            .content-card-grid {
                grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
                gap: 16px;
            }

            .process-steps {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }

            .cta-banner {
                flex-direction: column;
                text-align: center;
                padding: 28px 20px;
            }

            .cta-banner .btn-cta-light {
                width: 100%;
                justify-content: center;
            }

            .related-article-item .ra-img {
                width: 60px;
                height: 45px;
            }
        }

        @media (max-width: 640px) {
            :root {
                --section-padding-desktop: 32px 0;
            }

            .header-inner {
                height: 56px;
            }

            .logo {
                font-size: 17px;
            }

            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 16px;
            }

            .category-hero {
                padding: 24px 0 16px;
            }

            .category-hero h1 {
                font-size: 24px;
            }

            .tool-form-row {
                grid-template-columns: 1fr;
                gap: 8px;
            }

            .tool-form-row .btn-primary {
                grid-column: span 1;
            }

            .content-card-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .process-steps {
                grid-template-columns: 1fr;
                gap: 10px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

            .footer-links {
                margin-left: 0;
            }

            .section {
                padding: 28px 0;
            }

            .cta-banner .cta-text h2 {
                font-size: 18px;
            }

            .quick-tool-panel {
                padding: 18px;
            }

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

            .faq-answer-inner {
                padding: 0 14px 14px;
                font-size: 13px;
            }

            .related-article-item {
                padding: 12px 14px;
                gap: 10px;
            }

            .related-article-item .ra-img {
                width: 50px;
                height: 40px;
            }
        }

        @media (max-width: 400px) {
            .content-card .card-body {
                padding: 14px 16px 16px;
            }

            .content-card .card-title {
                font-size: 15px;
            }

            .filter-tag {
                padding: 4px 10px;
                font-size: 12px;
            }
        }

/* roulang page: category6 */
:root {
            --color-primary: #B02A1A;
            --color-primary-dark: #9A1F12;
            --color-secondary: #6B3A2A;
            --color-bg: #F7F2EB;
            --color-card: #FFFFFF;
            --color-text: #2B2B2B;
            --color-text-soft: #6F675E;
            --color-info: #5F7A7A;
            --color-border: #D8D0C6;
            --color-footer-bg: #222020;
            --color-footer-text: #B8B2AA;
            --radius-card: 8px;
            --radius-btn: 6px;
            --radius-tag: 4px;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-card-hover: 0 6px 16px rgba(0, 0, 0, 0.08);
            --font-serif: 'Noto Serif SC', 'Source Han Serif SC', 'STSong', 'SimSun', serif;
            --font-sans: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --transition: 0.2s ease;
            --section-padding-desktop: 48px 0;
            --section-padding-mobile: 36px 0;
            --max-width: 1200px;
            --col-gap: 24px;
        }

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            margin: 0;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-card);
        }

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

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

        button,
        input,
        select {
            font-family: var(--font-sans);
            font-size: 15px;
            outline: none;
            border-radius: var(--radius-btn);
        }

        button {
            cursor: pointer;
            border: none;
            transition: all var(--transition);
        }

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

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

        /* ========== HEADER / NAV ========== */
        .site-header {
            background-color: var(--color-card);
            border-bottom: 1px solid rgba(216, 208, 198, 0.6);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.03);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 16px;
        }

        .logo {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 8px;
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 20px;
            color: var(--color-text);
            letter-spacing: 0.02em;
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background-color: var(--color-primary);
            color: #fff;
            border-radius: 6px;
            font-size: 18px;
            font-weight: 700;
            flex-shrink: 0;
        }

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

        .main-nav {
            display: flex;
            align-items: center;
            gap: 2px;
        }

        .main-nav a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text);
            border-radius: var(--radius-btn);
            transition: all var(--transition);
            white-space: nowrap;
            position: relative;
        }

        .main-nav a:hover {
            color: var(--color-primary);
            background-color: rgba(176, 42, 26, 0.04);
        }

        .main-nav a.active {
            color: var(--color-primary);
            font-weight: 600;
        }

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background-color: var(--color-primary);
            border-radius: 2px;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            justify-content: center;
            gap: 5px;
            width: 40px;
            height: 40px;
            background: transparent;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-btn);
            padding: 8px 7px;
            flex-shrink: 0;
        }

        .hamburger span {
            display: block;
            height: 2px;
            background-color: var(--color-text);
            border-radius: 2px;
            transition: all var(--transition);
            width: 100%;
        }

        .hamburger[aria-expanded='true'] span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .hamburger[aria-expanded='true'] span:nth-child(2) {
            opacity: 0;
        }

        .hamburger[aria-expanded='true'] span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .mobile-drawer {
            display: none;
            background-color: var(--color-card);
            border-top: 1px solid var(--color-border);
            padding: 10px 20px 16px;
            flex-direction: column;
            gap: 4px;
        }

        .mobile-drawer a {
            display: block;
            padding: 10px 12px;
            font-size: 15px;
            color: var(--color-text);
            border-radius: var(--radius-btn);
        }

        .mobile-drawer a:hover {
            background-color: rgba(176, 42, 26, 0.04);
            color: var(--color-primary);
        }

        .mobile-drawer a.active {
            color: var(--color-primary);
            font-weight: 600;
        }

        /* ========== MAIN CONTENT ========== */
        main {
            flex: 1;
            display: block;
        }

        .page-section {
            padding: var(--section-padding-desktop);
        }

        .section-kicker {
            display: inline-block;
            font-size: 13px;
            letter-spacing: 0.08em;
            color: var(--color-primary);
            font-weight: 600;
            margin-bottom: 8px;
        }

        .section-title {
            font-family: var(--font-serif);
            font-size: 26px;
            line-height: 1.35;
            font-weight: 700;
            color: var(--color-text);
            margin: 0 0 14px;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--color-text-soft);
            max-width: 820px;
            margin: 0 0 28px;
            line-height: 1.8;
        }

        .breadcrumb-wrap {
            padding: 18px 0 0;
            background-color: var(--color-bg);
        }

        .breadcrumb-list {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 6px;
            list-style: none;
            padding: 0;
            margin: 0;
            font-size: 14px;
            color: var(--color-text-soft);
        }

        .breadcrumb-list li {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .breadcrumb-list li+li::before {
            content: '/';
            color: var(--color-border);
            margin-right: 2px;
        }

        .breadcrumb-list a {
            color: var(--color-text-soft);
        }

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

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

        .page-hero {
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 28px 30px;
            margin-bottom: 28px;
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            align-items: center;
            box-shadow: var(--shadow-card);
        }

        .page-hero-content {
            flex: 1 1 540px;
        }

        .page-hero-content h1 {
            font-family: var(--font-serif);
            font-size: 30px;
            line-height: 1.35;
            font-weight: 700;
            color: var(--color-text);
            margin: 0 0 12px;
        }

        .page-hero-content p {
            font-size: 16px;
            color: var(--color-text-soft);
            margin: 0 0 6px;
            line-height: 1.8;
        }

        .page-hero-image {
            flex: 1 1 280px;
            max-width: 340px;
            border-radius: var(--radius-card);
            overflow: hidden;
            background-color: #f0e7da;
            box-shadow: var(--shadow-card);
        }

        .page-hero-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            aspect-ratio: 4 / 3;
        }

        .filter-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin: 0 0 22px;
        }

        .filter-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 14px;
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: 999px;
            font-size: 13px;
            color: var(--color-text);
            transition: all var(--transition);
        }

        .filter-chip:hover,
        .filter-chip.active {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background-color: rgba(176, 42, 26, 0.03);
        }

        .article-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
            margin-bottom: 24px;
        }

        .article-card {
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
            display: flex;
            flex-direction: column;
        }

        .article-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(176, 42, 26, 0.25);
        }

        .article-card-image {
            aspect-ratio: 16 / 9;
            background-color: #f0e7da;
            overflow: hidden;
            border-bottom: 1px solid var(--color-border);
        }

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

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

        .article-card-body h2,
        .article-card-body h3 {
            font-family: var(--font-serif);
            font-size: 18px;
            line-height: 1.45;
            font-weight: 700;
            color: var(--color-text);
            margin: 0 0 8px;
        }

        .article-card-body h2 a,
        .article-card-body h3 a {
            color: var(--color-text);
        }

        .article-card-body h2 a:hover,
        .article-card-body h3 a:hover {
            color: var(--color-primary);
        }

        .article-card-summary {
            font-size: 14px;
            color: var(--color-text-soft);
            line-height: 1.7;
            margin-bottom: 14px;
        }

        .article-card-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 10px;
            margin-top: auto;
            font-size: 12px;
            color: var(--color-text-soft);
        }

        .article-tag {
            display: inline-block;
            background-color: rgba(176, 42, 26, 0.06);
            color: var(--color-primary);
            border: 1px solid rgba(176, 42, 26, 0.12);
            border-radius: var(--radius-tag);
            padding: 2px 8px;
            font-size: 12px;
            line-height: 1.5;
        }

        .article-date {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .view-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--color-primary);
            font-weight: 500;
            font-size: 14px;
        }

        .view-more:hover {
            color: var(--color-primary-dark);
        }

        .knowledge-section {
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 26px 28px;
            margin-top: 16px;
            box-shadow: var(--shadow-card);
        }

        .knowledge-section h2,
        .knowledge-section h3 {
            font-family: var(--font-serif);
            font-size: 20px;
            line-height: 1.45;
            font-weight: 700;
            color: var(--color-text);
            margin: 0 0 14px;
        }

        .knowledge-section p {
            font-size: 15px;
            color: var(--color-text-soft);
            line-height: 1.8;
            margin: 0 0 14px;
        }

        .tip-list {
            list-style: none;
            padding: 0;
            margin: 0 0 16px;
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
        }

        .tip-list li {
            background-color: #FBF7F2;
            border: 1px solid var(--color-border);
            border-left: 3px solid var(--color-primary);
            border-radius: var(--radius-card);
            padding: 12px 14px;
            font-size: 14px;
            color: var(--color-text);
            line-height: 1.7;
        }

        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
            margin-top: 8px;
        }

        .faq-item {
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: border-color var(--transition);
        }

        .faq-item:hover {
            border-color: rgba(176, 42, 26, 0.25);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            width: 100%;
            background: #fff;
            border: none;
            padding: 16px 18px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            text-align: left;
            border-radius: 0;
        }

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

        .faq-icon {
            flex-shrink: 0;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 18px;
            height: 18px;
            border-radius: 50%;
            background-color: rgba(176, 42, 26, 0.08);
            color: var(--color-primary);
            font-size: 14px;
            transition: transform var(--transition);
        }

        .faq-answer {
            display: none;
            padding: 0 18px 16px;
            font-size: 15px;
            color: var(--color-text-soft);
            line-height: 1.8;
            background-color: #FAF7F2;
        }

        .faq-answer.open {
            display: block;
        }

        .resource-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
            margin-top: 8px;
        }

        .resource-card {
            background-color: #FBF7F2;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 18px 20px;
            transition: border-color var(--transition), box-shadow var(--transition);
        }

        .resource-card:hover {
            border-color: rgba(176, 42, 26, 0.25);
            box-shadow: var(--shadow-card-hover);
        }

        .resource-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-text);
            margin: 0 0 6px;
        }

        .resource-card p {
            font-size: 14px;
            color: var(--color-text-soft);
            line-height: 1.75;
            margin: 0 0 12px;
        }

        .resource-btn {
            display: inline-block;
            background-color: var(--color-card);
            border: 1px solid var(--color-primary);
            color: var(--color-primary);
            border-radius: var(--radius-btn);
            padding: 6px 12px;
            font-size: 13px;
            font-weight: 500;
            transition: all var(--transition);
        }

        .resource-btn:hover {
            background-color: var(--color-primary);
            color: #fff;
        }

        .subscribe-cta {
            background-color: var(--color-secondary);
            background-image: linear-gradient(135deg, rgba(176, 42, 26, 0.82), rgba(107, 58, 42, 0.95));
            border-radius: var(--radius-card);
            padding: 26px 28px;
            color: #fff;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 18px;
            box-shadow: var(--shadow-card-hover);
        }

        .subscribe-cta h2 {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 700;
            margin: 0 0 8px;
            color: #fff;
        }

        .subscribe-cta p {
            font-size: 14px;
            margin: 0;
            color: #f3e9df;
            line-height: 1.7;
        }

        .subscribe-btn {
            display: inline-block;
            background-color: #fff;
            color: var(--color-primary);
            border-radius: var(--radius-btn);
            padding: 10px 18px;
            font-weight: 600;
            font-size: 14px;
            transition: all var(--transition);
        }

        .subscribe-btn:hover {
            background-color: #f6e8dc;
            color: var(--color-primary-dark);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background-color: var(--color-footer-bg);
            color: var(--color-footer-text);
            padding: 36px 0 20px;
            margin-top: 32px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr repeat(3, 1fr);
            gap: 24px;
            margin-bottom: 26px;
        }

        .footer-brand {
            font-family: var(--font-serif);
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }

        .footer-brand-desc {
            font-size: 13px;
            line-height: 1.7;
            color: var(--color-footer-text);
            margin: 0;
        }

        .footer-col h3 {
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            margin: 0 0 10px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .footer-col ul a {
            font-size: 13px;
            color: var(--color-footer-text);
            transition: color var(--transition);
        }

        .footer-col ul a:hover {
            color: #FFD9CF;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 16px;
            display: flex;
            flex-wrap: wrap;
            gap: 8px 14px;
            align-items: center;
            font-size: 12px;
            color: #99948d;
        }

        .footer-links {
            display: flex;
            gap: 14px;
            margin-left: auto;
        }

        .footer-links a {
            font-size: 12px;
            color: #B8B2AA;
        }

        .footer-links a:hover {
            color: #fff;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .article-grid {
                grid-template-columns: 1fr;
            }

            .tip-list,
            .resource-grid {
                grid-template-columns: 1fr;
            }
        }

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

            .hamburger {
                display: flex;
            }

            .mobile-drawer.open {
                display: flex;
            }

            .header-inner {
                height: 58px;
            }

            .page-hero {
                padding: 22px 20px;
                flex-direction: column;
            }

            .page-hero-image {
                max-width: 100%;
                flex-basis: 100%;
                width: 100%;
            }

            .page-hero-content h1 {
                font-size: 26px;
            }

            .section-title {
                font-size: 22px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 18px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }

            .footer-links {
                margin-left: 0;
            }
        }

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

            .container {
                padding: 0 16px;
            }

            .page-hero-content h1 {
                font-size: 23px;
            }

            .filter-bar {
                gap: 8px;
            }

            .filter-chip {
                padding: 7px 10px;
                font-size: 12px;
            }

            .knowledge-section {
                padding: 20px 18px;
            }

            .article-card-body {
                padding: 16px;
            }

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

            .subscribe-cta {
                padding: 22px 20px;
            }

            .section-title {
                font-size: 20px;
            }
        }

/* roulang page: category5 */
:root {
            --color-primary: #B02A1A;
            --color-primary-dark: #9A1F12;
            --color-secondary: #6B3A2A;
            --color-bg: #F7F2EB;
            --color-card: #FFFFFF;
            --color-text: #2B2B2B;
            --color-text-soft: #6F675E;
            --color-info: #5F7A7A;
            --color-border: #D8D0C6;
            --color-footer-bg: #222020;
            --color-footer-text: #B8B2AA;
            --radius-card: 8px;
            --radius-btn: 6px;
            --radius-tag: 4px;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-card-hover: 0 6px 16px rgba(0, 0, 0, 0.08);
            --font-serif: 'Noto Serif SC', 'Source Han Serif SC', 'STSong', 'SimSun', serif;
            --font-sans: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --transition: 0.2s ease;
            --section-padding-desktop: 48px 0;
            --section-padding-mobile: 36px 0;
            --max-width: 1200px;
            --col-gap: 24px;
        }

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-card);
        }

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

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

        button,
        input,
        select {
            font-family: var(--font-sans);
            font-size: 15px;
            outline: none;
            border-radius: var(--radius-btn);
        }

        button {
            cursor: pointer;
            border: none;
            transition: all var(--transition);
        }

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

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

        /* ========== HEADER / NAV ========== */
        .site-header {
            background-color: var(--color-card);
            border-bottom: 1px solid rgba(216, 208, 198, 0.6);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.03);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 16px;
        }

        .logo {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 8px;
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 20px;
            color: var(--color-text);
            letter-spacing: 0.02em;
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background-color: var(--color-primary);
            color: #fff;
            border-radius: 6px;
            font-size: 18px;
            font-weight: 700;
            flex-shrink: 0;
        }

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

        .main-nav {
            display: flex;
            align-items: center;
            gap: 2px;
        }

        .main-nav a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text);
            border-radius: var(--radius-btn);
            transition: all var(--transition);
            white-space: nowrap;
            position: relative;
        }

        .main-nav a:hover {
            color: var(--color-primary);
            background-color: rgba(176, 42, 26, 0.04);
        }

        .main-nav a.active {
            color: var(--color-primary);
            font-weight: 600;
        }

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background-color: var(--color-primary);
            border-radius: 2px;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            justify-content: center;
            gap: 5px;
            width: 40px;
            height: 40px;
            background: transparent;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-btn);
            padding: 8px 7px;
            flex-shrink: 0;
        }

        .hamburger span {
            display: block;
            height: 2px;
            background-color: var(--color-text);
            border-radius: 2px;
            transition: all var(--transition);
            width: 100%;
        }

        .hamburger[aria-expanded='true'] span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .hamburger[aria-expanded='true'] span:nth-child(2) {
            opacity: 0;
        }

        .hamburger[aria-expanded='true'] span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .mobile-drawer {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            background-color: var(--color-card);
            border-bottom: 1px solid var(--color-border);
            box-shadow: 0 8px 16px rgba(0, 0, 0, 0.08);
            z-index: 99;
            padding: 16px 20px 20px;
        }

        .mobile-drawer.open {
            display: block;
        }

        .mobile-drawer a {
            display: block;
            padding: 10px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text);
            border-radius: var(--radius-btn);
            transition: all var(--transition);
            margin-bottom: 4px;
        }

        .mobile-drawer a:hover,
        .mobile-drawer a.active {
            color: var(--color-primary);
            background-color: rgba(176, 42, 26, 0.04);
            font-weight: 600;
        }

        /* ========== BREADCRUMB ========== */
        .breadcrumb-section {
            background-color: var(--color-bg);
            padding: 16px 0 0;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 13px;
            color: var(--color-text-soft);
            margin: 0;
            padding: 8px 0;
            list-style: none;
        }

        .breadcrumb li {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .breadcrumb li:not(:last-child)::after {
            content: '/';
            color: var(--color-border);
            margin-left: 4px;
        }

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

        .breadcrumb li:last-child {
            color: var(--color-text-soft);
            font-weight: 500;
        }

        /* ========== PAGE HEADER ========== */
        .page-header-section {
            padding: 24px 0 12px;
            background-color: var(--color-bg);
        }

        .page-header-content {
            max-width: 820px;
        }

        .page-header-content h1 {
            font-family: var(--font-serif);
            font-size: 32px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--color-text);
            margin: 0 0 12px;
        }

        .page-header-content .page-intro {
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text-soft);
            margin: 0 0 16px;
            max-width: 780px;
        }

        .page-header-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 13px;
            color: var(--color-text-soft);
        }

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

        /* ========== SECTION COMMON ========== */
        section {
            padding: var(--section-padding-desktop);
        }

        .section-title {
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 600;
            line-height: 1.4;
            color: var(--color-text);
            margin-bottom: 12px;
        }

        .section-subtitle {
            font-size: 15px;
            color: var(--color-text-soft);
            margin-bottom: 24px;
            line-height: 1.7;
            max-width: 720px;
        }

        .section-divider {
            border-top: 1px solid var(--color-border);
            margin: 0 auto;
            max-width: var(--max-width);
        }

        /* ========== TAG / FILTER BAR ========== */
        .filter-tag-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
        }

        .filter-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            font-size: 13px;
            font-weight: 500;
            color: var(--color-text);
            background-color: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: 30px;
            transition: all var(--transition);
            cursor: pointer;
            white-space: nowrap;
        }

        .filter-tag:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background-color: rgba(176, 42, 26, 0.03);
        }

        .filter-tag.active {
            background-color: var(--color-primary);
            border-color: var(--color-primary);
            color: #fff;
        }

        .filter-tag .tag-count {
            font-size: 11px;
            opacity: 0.7;
            margin-left: 2px;
        }

        /* ========== ARTICLE CARDS GRID ========== */
        .article-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--col-gap);
            margin-top: 12px;
        }

        .article-card {
            background-color: var(--color-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(216, 208, 198, 0.4);
            overflow: hidden;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            height: 100%;
        }

        .article-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: rgba(176, 42, 26, 0.3);
        }

        .article-card-img {
            width: 100%;
            height: 180px;
            overflow: hidden;
            border-radius: 0;
            position: relative;
            background-color: #F0EBE4;
        }

        .article-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform var(--transition);
        }

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

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

        .article-card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-bottom: 10px;
        }

        .article-card-tags .mini-tag {
            display: inline-block;
            padding: 2px 8px;
            font-size: 11px;
            font-weight: 500;
            background-color: rgba(176, 42, 26, 0.06);
            color: var(--color-primary);
            border-radius: var(--radius-tag);
            border: 1px solid rgba(176, 42, 26, 0.12);
        }

        .article-card-title {
            font-family: var(--font-serif);
            font-size: 17px;
            font-weight: 600;
            line-height: 1.5;
            color: var(--color-text);
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .article-card-excerpt {
            font-size: 13.5px;
            line-height: 1.7;
            color: var(--color-text-soft);
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            flex: 1;
        }

        .article-card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 12px;
            color: var(--color-text-soft);
            border-top: 1px solid rgba(216, 208, 198, 0.4);
            padding-top: 10px;
            margin-top: auto;
        }

        .article-card-date {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        /* ========== PROCESS STEPS ========== */
        .process-steps-inline {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 16px;
            margin-top: 16px;
        }

        .step-item {
            background-color: var(--color-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(216, 208, 198, 0.4);
            padding: 18px 16px;
            position: relative;
        }

        .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 26px;
            height: 26px;
            background-color: var(--color-primary);
            color: #fff;
            border-radius: 50%;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 10px;
        }

        .step-title {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
            line-height: 1.4;
        }

        .step-desc {
            font-size: 12.5px;
            line-height: 1.6;
            color: var(--color-text-soft);
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 820px;
        }

        .faq-item {
            background-color: var(--color-card);
            border-radius: var(--radius-card);
            border: 1px solid rgba(216, 208, 198, 0.5);
            margin-bottom: 10px;
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }

        .faq-item:hover {
            border-color: rgba(176, 42, 26, 0.25);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            padding: 16px 20px;
            background: transparent;
            border: none;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            text-align: left;
            gap: 12px;
            cursor: pointer;
            transition: all var(--transition);
        }

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

        .faq-icon {
            flex-shrink: 0;
            width: 22px;
            height: 22px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--color-primary);
            transition: all var(--transition);
            font-weight: 400;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
        }

        .faq-answer-inner {
            padding: 4px 20px 18px;
            font-size: 14.5px;
            line-height: 1.8;
            color: var(--color-text-soft);
            background-color: #FAF7F2;
            border-top: 1px solid rgba(216, 208, 198, 0.3);
            margin-top: 4px;
        }

        /* ========== RELATED LIST ========== */
        .related-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .related-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 16px 18px;
            background-color: var(--color-card);
            border-radius: var(--radius-card);
            border: 1px solid rgba(216, 208, 198, 0.4);
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }

        .related-item:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(176, 42, 26, 0.25);
            transform: translateX(4px);
        }

        .related-item-index {
            flex-shrink: 0;
            width: 32px;
            height: 32px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background-color: rgba(176, 42, 26, 0.06);
            color: var(--color-primary);
            border-radius: 50%;
            font-size: 14px;
            font-weight: 600;
        }

        .related-item-content {
            flex: 1;
            min-width: 0;
        }

        .related-item-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            line-height: 1.5;
            margin-bottom: 4px;
        }

        .related-item-meta {
            font-size: 12.5px;
            color: var(--color-text-soft);
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        /* ========== CTA BANNER ========== */
        .cta-section {
            padding: 40px 0;
        }

        .cta-box {
            background-color: var(--color-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(216, 208, 198, 0.4);
            padding: 32px 36px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
        }

        .cta-box h2 {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 600;
            color: var(--color-text);
            margin: 0 0 8px;
            line-height: 1.4;
        }

        .cta-box p {
            font-size: 14.5px;
            color: var(--color-text-soft);
            margin: 0;
            line-height: 1.7;
            max-width: 520px;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 24px;
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            background-color: var(--color-primary);
            border-radius: var(--radius-btn);
            border: none;
            transition: all var(--transition);
            cursor: pointer;
            white-space: nowrap;
            text-decoration: none;
            min-width: 120px;
        }

        .btn-primary:hover {
            background-color: var(--color-primary-dark);
            color: #fff;
            transform: translateY(-1px);
        }

        .btn-primary:active {
            transform: translateY(0);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 20px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-primary);
            background-color: #fff;
            border: 1px solid var(--color-primary);
            border-radius: var(--radius-btn);
            transition: all var(--transition);
            cursor: pointer;
            white-space: nowrap;
            text-decoration: none;
        }

        .btn-secondary:hover {
            color: #fff;
            background-color: var(--color-primary);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background-color: var(--color-footer-bg);
            color: var(--color-footer-text);
            padding: 48px 0 0;
            margin-top: auto;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            padding-bottom: 36px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-brand {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }

        .footer-brand-desc {
            font-size: 13px;
            line-height: 1.7;
            color: var(--color-footer-text);
            margin: 0;
        }

        .footer-col h3 {
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }

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

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

        .footer-col ul li a {
            color: var(--color-footer-text);
            font-size: 13px;
            transition: color var(--transition);
            text-decoration: none;
        }

        .footer-col ul li a:hover {
            color: #E85B4A;
        }

        .footer-bottom {
            padding: 20px 0;
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px 16px;
            font-size: 12px;
            color: var(--color-footer-text);
        }

        .footer-links {
            display: flex;
            gap: 14px;
            margin-left: auto;
        }

        .footer-links a {
            color: var(--color-footer-text);
            font-size: 12px;
            text-decoration: none;
            transition: color var(--transition);
        }

        .footer-links a:hover {
            color: #E85B4A;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .article-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-steps-inline {
                grid-template-columns: repeat(3, 1fr);
                gap: 12px;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
            .main-nav a {
                padding: 8px 10px;
                font-size: 13px;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                height: 56px;
            }
            .main-nav {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            section {
                padding: var(--section-padding-mobile);
            }
            .page-header-content h1 {
                font-size: 26px;
            }
            .page-header-content .page-intro {
                font-size: 14.5px;
            }
            .section-title {
                font-size: 20px;
            }
            .article-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .process-steps-inline {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .cta-box {
                padding: 24px 20px;
                flex-direction: column;
                align-items: flex-start;
            }
            .btn-primary {
                width: 100%;
            }
            .btn-secondary {
                width: 100%;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }
            .footer-links {
                margin-left: 0;
                flex-wrap: wrap;
            }
        }

        @media (max-width: 520px) {
            .process-steps-inline {
                grid-template-columns: 1fr;
            }
            .container {
                padding: 0 14px;
            }
            .page-header-content h1 {
                font-size: 22px;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 14px;
            }
            .faq-answer-inner {
                padding: 4px 16px 14px;
                font-size: 13.5px;
            }
            .filter-tag-bar {
                gap: 6px;
            }
            .filter-tag {
                padding: 5px 10px;
                font-size: 12px;
            }
            .related-item {
                padding: 12px 14px;
                gap: 10px;
            }
            .related-item-title {
                font-size: 14px;
            }
        }

        @media (max-width: 360px) {
            .page-header-meta {
                gap: 8px;
                font-size: 11.5px;
            }
            .article-card-body {
                padding: 14px 16px 16px;
            }
            .article-card-title {
                font-size: 15px;
            }
        }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}