/* roulang page: index */
:root {
            --color-ink: #201A16;
            --color-charcoal: #261F1A;
            --color-primary: #C4492E;
            --color-primary-hover: #A83B26;
            --color-primary-soft: #F7E7E2;
            --color-bg: #F7F2EC;
            --color-bg-alt: #EDE6DD;
            --color-card: #FFFFFF;
            --color-text: #261F1A;
            --color-text-secondary: #6B5B4E;
            --color-accent: #B08A5D;
            --color-success: #4F7A5B;
            --color-tag: #D89B4A;
            --border-light: rgba(38,31,26,.08);
            --shadow-sm: 0 4px 16px rgba(32,26,22,.06);
            --shadow-lg: 0 12px 28px rgba(32,26,22,.12);
            --radius-card: 16px;
            --radius-btn: 8px;
            --radius-tag: 4px;
            --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Source Han Sans SC", "Microsoft YaHei", sans-serif;
            --font-family-serif: "Noto Serif SC", "Source Han Serif SC", "SimSun", "Songti SC", serif;
            --transition: 0.25s ease;
            --max-width: 1200px;
            --section-padding-desktop: 72px 0;
            --section-padding-mobile: 44px 0;
            --focus-ring: 2px solid var(--color-primary);
        }
        
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        
        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        
        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        
        a:hover {
            color: var(--color-primary-hover);
        }
        
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: var(--focus-ring);
            outline-offset: 2px;
        }
        
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        
        ul,
        ol {
            list-style: none;
        }
        
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        
        /* ========== Header & Navigation ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background-color: rgba(255,255,255,0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
        }
        
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }
        
        .logo {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        
        .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 16px;
            letter-spacing: -0.01em;
            flex-shrink: 0;
        }
        
        .logo-text {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-ink);
            letter-spacing: -0.01em;
            white-space: nowrap;
            line-height: 1.3;
        }
        
        .logo-text small {
            display: block;
            font-size: 11px;
            font-weight: 400;
            color: var(--color-text-secondary);
            letter-spacing: 0.02em;
        }
        
        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        
        .main-nav a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-charcoal);
            border-radius: 6px;
            position: relative;
            transition: color var(--transition), background-color var(--transition);
            white-space: nowrap;
        }
        
        .main-nav a:not(.active):hover {
            color: var(--color-primary);
            background-color: rgba(196,73,46,0.05);
        }
        
        .main-nav a.active {
            color: var(--color-primary);
            font-weight: 600;
        }
        
        .main-nav a.active::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 4px;
            height: 2px;
            background-color: var(--color-primary);
            border-radius: 2px;
        }
        
        .nav-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 8px;
            align-items: center;
            justify-content: center;
            color: var(--color-charcoal);
            background-color: transparent;
            transition: background-color var(--transition);
        }
        
        .nav-toggle:hover {
            background-color: var(--color-bg-alt);
        }
        
        .nav-toggle svg {
            width: 22px;
            height: 22px;
        }
        
        /* ========== Hero Section ========== */
        .hero {
            padding: 48px 0 56px;
            background-color: var(--color-bg);
            position: relative;
            overflow: hidden;
        }
        
        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-accent) 50%, var(--color-primary) 100%);
        }
        
        .hero .container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            position: relative;
            z-index: 1;
        }
        
        .hero-content {
            max-width: 560px;
        }
        
        .hero-tagline {
            display: inline-block;
            padding: 5px 14px;
            background-color: rgba(196,73,46,0.1);
            color: var(--color-primary);
            font-size: 13px;
            font-weight: 600;
            border-radius: 4px;
            margin-bottom: 18px;
            letter-spacing: 0.02em;
        }
        
        .hero h1 {
            font-size: 36px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--color-ink);
            letter-spacing: -0.01em;
            margin-bottom: 16px;
        }
        
        .hero-subtitle {
            font-size: 16px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            margin-bottom: 24px;
            max-width: 520px;
        }
        
        .hero-search {
            display: flex;
            align-items: center;
            gap: 10px;
            background: var(--color-card);
            border: 1px solid var(--border-light);
            border-radius: 8px;
            padding: 4px;
            box-shadow: var(--shadow-sm);
            margin-bottom: 16px;
            max-width: 520px;
        }
        
        .hero-search input {
            flex: 1;
            border: none;
            outline: none;
            padding: 12px 16px;
            font-size: 14px;
            color: var(--color-text);
            background: transparent;
            min-width: 0;
        }
        
        .hero-search input::placeholder {
            color: #a39a91;
        }
        
        .hero-search button {
            background-color: var(--color-primary);
            color: #fff;
            padding: 10px 22px;
            border-radius: 6px;
            font-size: 14px;
            font-weight: 600;
            transition: background-color var(--transition), transform var(--transition);
            white-space: nowrap;
        }
        
        .hero-search button:hover {
            background-color: var(--color-primary-hover);
            transform: translateY(-1px);
        }
        
        .hero-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        
        .hero-tags a {
            display: inline-block;
            padding: 4px 12px;
            font-size: 12px;
            background-color: var(--color-bg-alt);
            color: var(--color-text-secondary);
            border-radius: 4px;
            transition: all var(--transition);
        }
        
        .hero-tags a:hover {
            background-color: var(--color-primary);
            color: #fff;
        }
        
        .hero-visual {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 14px;
            align-items: stretch;
        }
        
        .hero-visual .visual-item {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            background-color: var(--color-card);
            aspect-ratio: 16/10;
            position: relative;
        }
        
        .hero-visual .visual-item img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        
        .hero-visual .visual-item:hover img {
            transform: scale(1.04);
        }
        
        .hero-visual .visual-item.tall {
            grid-row: span 2;
            aspect-ratio: auto;
            min-height: 300px;
        }
        
        /* ========== Section Common ========== */
        section {
            padding: var(--section-padding-desktop);
        }
        
        section.bg-alt {
            background-color: var(--color-bg-alt);
        }
        
        section.bg-white {
            background-color: var(--color-card);
        }
        
        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }
        
        .section-header h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-ink);
            letter-spacing: -0.01em;
            margin-bottom: 12px;
        }
        
        .section-header p {
            font-size: 15px;
            color: var(--color-text-secondary);
            max-width: 680px;
            margin: 0 auto;
            line-height: 1.8;
        }
        
        /* ========== Data Trust Bar ========== */
        .trust-bar {
            padding: 0;
            background-color: var(--color-ink);
        }
        
        .trust-bar .container {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 0;
            padding: 0;
        }
        
        .trust-item {
            text-align: center;
            padding: 32px 20px;
            color: #fff;
            border-right: 1px solid rgba(255,255,255,0.12);
            transition: background-color var(--transition);
        }
        
        .trust-item:last-child {
            border-right: none;
        }
        
        .trust-item:hover {
            background-color: rgba(196,73,46,0.2);
        }
        
        .trust-number {
            font-size: 32px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: -0.02em;
            display: block;
            margin-bottom: 4px;
            line-height: 1.2;
        }
        
        .trust-label {
            font-size: 13px;
            color: rgba(255,255,255,0.75);
            letter-spacing: 0.02em;
        }
        
        /* ========== Category Entrance ========== */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        
        .category-card {
            background: var(--color-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition), transform var(--transition);
            display: flex;
            flex-direction: column;
        }
        
        .category-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        
        .category-card .card-img {
            height: 160px;
            overflow: hidden;
            background-color: var(--color-bg-alt);
            position: relative;
        }
        
        .category-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        
        .category-card:hover .card-img img {
            transform: scale(1.05);
        }
        
        .category-card .card-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        
        .category-card .card-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-ink);
            margin-bottom: 6px;
            line-height: 1.4;
        }
        
        .category-card .card-desc {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.6;
            margin-bottom: 14px;
            flex: 1;
        }
        
        .category-link {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-primary);
            transition: color var(--transition);
        }
        
        .category-link:hover {
            color: var(--color-primary-hover);
        }
        
        /* ========== News List (CMS) ========== */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        
        .news-card {
            background: var(--color-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition), transform var(--transition);
            display: flex;
            flex-direction: column;
        }
        
        .news-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }
        
        .news-card-image {
            height: 170px;
            overflow: hidden;
            background-color: var(--color-bg-alt);
            position: relative;
        }
        
        .news-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        
        .news-card:hover .news-card-image img {
            transform: scale(1.04);
        }
        
        .news-card-body {
            padding: 18px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        
        .news-card-cat {
            display: inline-block;
            font-size: 11px;
            font-weight: 600;
            color: var(--color-primary);
            background-color: rgba(196,73,46,0.08);
            padding: 3px 10px;
            border-radius: 4px;
            margin-bottom: 10px;
            align-self: flex-start;
        }
        
        .news-card-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-ink);
            margin-bottom: 8px;
            line-height: 1.45;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        
        .news-card-summary {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 12px;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        
        .news-card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 12px;
            color: #a39a91;
            border-top: 1px solid var(--border-light);
            padding-top: 12px;
        }
        
        .empty-state {
            text-align: center;
            padding: 48px 20px;
            color: var(--color-text-secondary);
            font-size: 15px;
            background: var(--color-card);
            border-radius: var(--radius-card);
            border: 1px dashed var(--border-light);
        }
        
        /* ========== Hot Templates ========== */
        .hot-scroll {
            display: flex;
            gap: 18px;
            overflow-x: auto;
            padding: 8px 4px 20px;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: var(--color-accent) transparent;
        }
        
        .hot-scroll::-webkit-scrollbar {
            height: 6px;
        }
        
        .hot-scroll::-webkit-scrollbar-track {
            background: transparent;
        }
        
        .hot-scroll::-webkit-scrollbar-thumb {
            background-color: var(--color-accent);
            border-radius: 3px;
        }
        
        .hot-card {
            flex: 0 0 280px;
            scroll-snap-align: start;
            background: var(--color-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition), transform var(--transition);
        }
        
        .hot-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        
        .hot-card-image {
            height: 158px;
            overflow: hidden;
            background-color: var(--color-bg-alt);
            position: relative;
        }
        
        .hot-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        
        .hot-card:hover .hot-card-image img {
            transform: scale(1.05);
        }
        
        .hot-card .size-badge {
            position: absolute;
            top: 10px;
            right: 10px;
            background: rgba(32,26,22,0.8);
            color: #fff;
            font-size: 11px;
            padding: 3px 8px;
            border-radius: 4px;
            font-weight: 500;
        }
        
        .hot-card-body {
            padding: 16px 18px 18px;
        }
        
        .hot-card-title {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-ink);
            margin-bottom: 10px;
            line-height: 1.4;
        }
        
        .hot-card-actions {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
        }
        
        .btn-sm {
            padding: 6px 14px;
            font-size: 12px;
            border-radius: 6px;
            font-weight: 600;
            transition: all var(--transition);
            display: inline-block;
        }
        
        .btn-sm-primary {
            background: var(--color-primary);
            color: #fff;
        }
        
        .btn-sm-primary:hover {
            background: var(--color-primary-hover);
            transform: translateY(-1px);
        }
        
        /* ========== Scenario Topics ========== */
        .scenario-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }
        
        .scenario-card {
            background: var(--color-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            display: flex;
            transition: box-shadow var(--transition), transform var(--transition);
            min-height: 180px;
        }
        
        .scenario-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }
        
        .scenario-img {
            width: 200px;
            flex-shrink: 0;
            overflow: hidden;
            background-color: var(--color-bg-alt);
        }
        
        .scenario-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        
        .scenario-card:hover .scenario-img img {
            transform: scale(1.05);
        }
        
        .scenario-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        
        .scenario-title {
            font-size: 17px;
            font-weight: 600;
            color: var(--color-ink);
            margin-bottom: 8px;
        }
        
        .scenario-desc {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.65;
            margin-bottom: 12px;
            flex: 1;
        }
        
        /* ========== Steps / Guide ========== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        
        .step-card {
            background: var(--color-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            padding: 24px 20px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition), transform var(--transition);
        }
        
        .step-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }
        
        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: var(--color-primary);
            color: #fff;
            font-size: 18px;
            font-weight: 700;
            border-radius: 50%;
            margin-bottom: 14px;
        }
        
        .step-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-ink);
            margin-bottom: 6px;
        }
        
        .step-desc {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }
        
        /* ========== Spec Cards ========== */
        .spec-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        
        .spec-card {
            background: var(--color-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            padding: 20px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition);
        }
        
        .spec-card:hover {
            box-shadow: var(--shadow-lg);
        }
        
        .spec-icon {
            width: 44px;
            height: 44px;
            margin: 0 auto 12px;
            border-radius: 50%;
            background: rgba(196,73,46,0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-primary);
            font-size: 20px;
        }
        
        .spec-title {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-ink);
            margin-bottom: 4px;
        }
        
        .spec-desc {
            font-size: 12px;
            color: var(--color-text-secondary);
            line-height: 1.55;
        }
        
        /* ========== Pricing / Plans ========== */
        .pricing-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            align-items: stretch;
        }
        
        .pricing-card {
            background: var(--color-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition), transform var(--transition);
            display: flex;
            flex-direction: column;
            position: relative;
        }
        
        .pricing-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        
        .pricing-card.featured {
            border: 2px solid var(--color-primary);
            background: linear-gradient(180deg, #fff 0%, rgba(196,73,46,0.03) 100%);
        }
        
        .pricing-badge {
            position: absolute;
            top: -11px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--color-primary);
            color: #fff;
            font-size: 11px;
            font-weight: 600;
            padding: 3px 14px;
            border-radius: 4px;
            white-space: nowrap;
        }
        
        .pricing-name {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-ink);
            margin-bottom: 4px;
        }
        
        .pricing-price {
            font-size: 32px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 16px;
            letter-spacing: -0.02em;
        }
        
        .pricing-price small {
            font-size: 14px;
            font-weight: 400;
            color: var(--color-text-secondary);
        }
        
        .pricing-features {
            flex: 1;
            margin-bottom: 20px;
        }
        
        .pricing-features li {
            font-size: 13px;
            color: var(--color-text-secondary);
            padding: 6px 0;
            border-bottom: 1px solid var(--border-light);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        
        .pricing-features li::before {
            content: '✓';
            color: var(--color-success);
            font-weight: 700;
            font-size: 14px;
        }
        
        .btn-block {
            display: block;
            width: 100%;
            padding: 12px 20px;
            text-align: center;
            border-radius: var(--radius-btn);
            font-size: 14px;
            font-weight: 600;
            transition: all var(--transition);
            cursor: pointer;
        }
        
        /* ========== Resource Package List ========== */
        .resource-list {
            background: var(--color-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }
        
        .resource-list-item {
            display: flex;
            align-items: center;
            padding: 16px 24px;
            border-bottom: 1px solid var(--border-light);
            transition: background-color var(--transition);
        }
        
        .resource-list-item:last-child {
            border-bottom: none;
        }
        
        .resource-list-item:hover {
            background-color: rgba(196,73,46,0.03);
        }
        
        .resource-index {
            width: 40px;
            height: 40px;
            border-radius: 8px;
            background: var(--color-bg-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 700;
            color: var(--color-accent);
            margin-right: 16px;
            flex-shrink: 0;
        }
        
        .resource-info {
            flex: 1;
        }
        
        .resource-name {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-ink);
            margin-bottom: 2px;
        }
        
        .resource-desc {
            font-size: 12px;
            color: var(--color-text-secondary);
        }
        
        .resource-tag {
            font-size: 11px;
            font-weight: 500;
            color: var(--color-tag);
            background: rgba(216,155,74,0.12);
            padding: 3px 10px;
            border-radius: 4px;
            white-space: nowrap;
        }
        
        /* ========== Testimonials ========== */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 18px;
        }
        
        .testimonial-card {
            background: var(--color-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            padding: 20px;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition);
        }
        
        .testimonial-card:hover {
            box-shadow: var(--shadow-lg);
        }
        
        .testimonial-header {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 12px;
        }
        
        .testimonial-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-accent), var(--color-primary));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 600;
            font-size: 16px;
            flex-shrink: 0;
        }
        
        .testimonial-name {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-ink);
        }
        
        .testimonial-usage {
            font-size: 12px;
            color: var(--color-text-secondary);
        }
        
        .testimonial-text {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }
        
        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        
        .faq-item {
            background: var(--color-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            margin-bottom: 12px;
            box-shadow: var(--shadow-sm);
            transition: border-color var(--transition), box-shadow var(--transition);
            overflow: hidden;
        }
        
        .faq-item[open] {
            border-color: var(--color-primary);
            box-shadow: var(--shadow-lg);
        }
        
        .faq-item summary {
            padding: 16px 20px;
            cursor: pointer;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-ink);
            display: flex;
            align-items: center;
            justify-content: space-between;
            list-style: none;
            user-select: none;
        }
        
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        
        .faq-icon {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: var(--color-bg-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: var(--color-primary);
            transition: transform var(--transition);
            flex-shrink: 0;
        }
        
        .faq-item[open] .faq-icon {
            transform: rotate(45deg);
        }
        
        .faq-answer {
            padding: 0 20px 18px;
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }
        
        /* ========== Keyword Cloud ========== */
        .keyword-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
            max-width: 760px;
            margin: 0 auto;
        }
        
        .keyword-cloud a {
            display: inline-block;
            padding: 8px 18px;
            font-size: 13px;
            border-radius: 6px;
            background: var(--color-card);
            border: 1px solid var(--border-light);
            color: var(--color-text-secondary);
            transition: all var(--transition);
        }
        
        .keyword-cloud a:hover {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
            transform: translateY(-2px);
            box-shadow: var(--shadow-sm);
        }
        
        /* ========== Subscribe Form ========== */
        .subscribe-form-wrapper {
            max-width: 520px;
            margin: 0 auto;
        }
        
        .subscribe-form {
            display: flex;
            align-items: center;
            gap: 10px;
            background: var(--color-card);
            border: 1px solid var(--border-light);
            border-radius: 8px;
            padding: 4px;
            box-shadow: var(--shadow-sm);
        }
        
        .subscribe-form input {
            flex: 1;
            border: none;
            outline: none;
            padding: 12px 16px;
            font-size: 14px;
            color: var(--color-text);
            background: transparent;
            min-width: 0;
        }
        
        .subscribe-form input::placeholder {
            color: #a39a91;
        }
        
        .subscribe-form button {
            background: var(--color-primary);
            color: #fff;
            padding: 10px 22px;
            border-radius: 6px;
            font-size: 14px;
            font-weight: 600;
            transition: background-color var(--transition), transform var(--transition);
            white-space: nowrap;
            cursor: pointer;
        }
        
        .subscribe-form button:hover {
            background: var(--color-primary-hover);
            transform: translateY(-1px);
        }
        
        .form-success-msg {
            text-align: center;
            font-size: 14px;
            color: var(--color-success);
            margin-top: 12px;
            display: none;
            font-weight: 500;
        }
        
        .form-success-msg.visible {
            display: block;
            animation: fadeInUp 0.4s ease;
        }
        
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(10px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        /* ========== CTA Section ========== */
        .cta-section {
            background: var(--color-ink);
            text-align: center;
            padding: 56px 0;
        }
        
        .cta-section h2 {
            font-size: 26px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: -0.01em;
        }
        
        .cta-section p {
            font-size: 15px;
            color: rgba(255,255,255,0.75);
            margin-bottom: 24px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
        }
        
        .btn-lg {
            display: inline-block;
            padding: 14px 32px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            transition: all var(--transition);
            cursor: pointer;
            text-align: center;
        }
        
        .btn-lg-primary {
            background: var(--color-primary);
            color: #fff;
        }
        
        .btn-lg-primary:hover {
            background: var(--color-primary-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(196,73,46,0.35);
        }
        
        /* ========== Quick Links Index ========== */
        .quick-links-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 14px;
        }
        
        .quick-link-item {
            display: block;
            padding: 14px 18px;
            background: var(--color-card);
            border: 1px solid var(--border-light);
            border-radius: 8px;
            font-size: 13px;
            font-weight: 500;
            color: var(--color-text);
            text-align: center;
            transition: all var(--transition);
        }
        
        .quick-link-item:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            box-shadow: var(--shadow-sm);
            transform: translateY(-2px);
        }
        
        /* ========== Footer ========== */
        .site-footer {
            background: var(--color-ink);
            color: rgba(255,255,255,0.85);
            padding: 56px 0 28px;
        }
        
        .site-footer .container {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 32px;
        }
        
        .footer-brand {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }
        
        .footer-brand small {
            display: block;
            font-size: 12px;
            font-weight: 400;
            color: rgba(255,255,255,0.6);
            margin-top: 4px;
        }
        
        .footer-desc {
            font-size: 13px;
            color: rgba(255,255,255,0.65);
            line-height: 1.7;
            max-width: 320px;
            margin-bottom: 16px;
        }
        
        .footer-col h3 {
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }
        
        .footer-col ul li {
            margin-bottom: 8px;
        }
        
        .footer-col ul li a {
            font-size: 13px;
            color: rgba(255,255,255,0.7);
            transition: color var(--transition);
        }
        
        .footer-col ul li a:hover {
            color: var(--color-primary);
        }
        
        .footer-subscribe {
            display: flex;
            align-items: center;
            gap: 8px;
            background: rgba(255,255,255,0.1);
            border: 1px solid rgba(255,255,255,0.2);
            border-radius: 6px;
            padding: 4px;
            margin-top: 8px;
        }
        
        .footer-subscribe input {
            flex: 1;
            border: none;
            outline: none;
            background: transparent;
            color: #fff;
            font-size: 12px;
            padding: 8px 12px;
            min-width: 0;
        }
        
        .footer-subscribe input::placeholder {
            color: rgba(255,255,255,0.5);
        }
        
        .footer-subscribe button {
            background: var(--color-primary);
            color: #fff;
            padding: 8px 16px;
            border-radius: 4px;
            font-size: 12px;
            font-weight: 600;
            transition: background-color var(--transition);
        }
        
        .footer-subscribe button:hover {
            background: var(--color-primary-hover);
        }
        
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.15);
            margin-top: 36px;
            padding-top: 20px;
            text-align: center;
            font-size: 12px;
            color: rgba(255,255,255,0.55);
        }
        
        .footer-bottom a {
            color: rgba(255,255,255,0.65);
        }
        
        .footer-bottom a:hover {
            color: var(--color-primary);
        }
        
        /* ========== Buttons Generic ========== */
        .btn-primary {
            display: inline-block;
            background: var(--color-primary);
            color: #fff;
            padding: 10px 22px;
            border-radius: var(--radius-btn);
            font-size: 14px;
            font-weight: 600;
            transition: all var(--transition);
            cursor: pointer;
            border: none;
        }
        
        .btn-primary:hover {
            background: var(--color-primary-hover);
            transform: translateY(-1px);
            color: #fff;
        }
        
        .btn-secondary {
            display: inline-block;
            background: transparent;
            color: var(--color-primary);
            padding: 10px 22px;
            border-radius: var(--radius-btn);
            font-size: 14px;
            font-weight: 600;
            border: 1px solid var(--color-primary);
            transition: all var(--transition);
            cursor: pointer;
        }
        
        .btn-secondary:hover {
            background: var(--color-primary-soft);
            transform: translateY(-1px);
        }
        
        /* ========== Responsive ========== */
        @media (max-width: 1023px) {
            :root {
                --section-padding-desktop: 56px 0;
            }
            
            .hero .container {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            
            .hero-content {
                max-width: 100%;
            }
            
            .hero-visual .visual-item.tall {
                min-height: 220px;
            }
            
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .spec-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .pricing-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .pricing-card.featured {
                grid-column: span 2;
            }
            
            .testimonial-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .quick-links-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .site-footer .container {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            
            .trust-bar .container {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .trust-item:nth-child(2) {
                border-right: none;
            }
            
            .trust-item:nth-child(1),
            .trust-item:nth-child(2) {
                border-bottom: 1px solid rgba(255,255,255,0.12);
            }
        }
        
        @media (max-width: 767px) {
            :root {
                --section-padding-desktop: 40px 0;
                --section-padding-mobile: 36px 0;
            }
            
            .container {
                padding: 0 18px;
            }
            
            .site-header .container {
                height: 60px;
            }
            
            .logo-text {
                font-size: 14px;
            }
            
            .logo-text small {
                font-size: 10px;
            }
            
            .nav-toggle {
                display: flex;
            }
            
            .main-nav {
                position: absolute;
                top: 60px;
                left: 0;
                right: 0;
                background: var(--color-card);
                flex-direction: column;
                align-items: flex-start;
                gap: 0;
                padding: 12px 18px;
                box-shadow: var(--shadow-lg);
                border-bottom: 2px solid var(--border-light);
                display: none;
                z-index: 999;
            }
            
            .main-nav.open {
                display: flex;
            }
            
            .main-nav a {
                display: block;
                width: 100%;
                padding: 12px 14px;
                font-size: 15px;
                border-radius: 0;
                border-bottom: 1px solid var(--border-light);
            }
            
            .main-nav a:last-child {
                border-bottom: none;
            }
            
            .main-nav a.active::after {
                display: none;
            }
            
            .main-nav a.active {
                background: rgba(196,73,46,0.06);
            }
            
            .hero {
                padding: 32px 0 40px;
            }
            
            .hero h1 {
                font-size: 25px;
                line-height: 1.35;
            }
            
            .hero-subtitle {
                font-size: 14px;
                line-height: 1.75;
            }
            
            .hero-visual {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            
            .hero-visual .visual-item.tall {
                min-height: 160px;
                grid-row: span 1;
            }
            
            .section-header h2 {
                font-size: 22px;
            }
            
            .trust-bar .container {
                grid-template-columns: 1fr 1fr;
            }
            
            .trust-item {
                padding: 20px 14px;
            }
            
            .trust-number {
                font-size: 24px;
            }
            
            .category-grid {
                grid-template-columns: 1fr;
            }
            
            .news-grid {
                grid-template-columns: 1fr;
            }
            
            .hot-card {
                flex: 0 0 240px;
            }
            
            .scenario-grid {
                grid-template-columns: 1fr;
            }
            
            .scenario-img {
                width: 120px;
            }
            
            .steps-grid {
                grid-template-columns: 1fr;
            }
            
            .spec-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            
            .pricing-grid {
                grid-template-columns: 1fr;
            }
            
            .pricing-card.featured {
                grid-column: auto;
            }
            
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
            
            .quick-links-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            
            .site-footer .container {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            
            .footer-bottom {
                font-size: 11px;
            }
            
            .hero-search {
                flex-direction: column;
                align-items: stretch;
                gap: 6px;
            }
            
            .hero-search button {
                width: 100%;
                padding: 12px;
            }
            
            .subscribe-form {
                flex-direction: column;
                align-items: stretch;
                gap: 6px;
            }
            
            .subscribe-form button {
                width: 100%;
                padding: 12px;
            }
            
            .cta-section h2 {
                font-size: 20px;
            }
        }
        
        @media (max-width: 480px) {
            .hero h1 {
                font-size: 22px;
            }
            
            .spec-grid {
                grid-template-columns: 1fr;
            }
            
            .quick-links-grid {
                grid-template-columns: 1fr;
            }
            
            .hot-card {
                flex: 0 0 220px;
            }
            
            .trust-bar .container {
                grid-template-columns: 1fr;
            }
            
            .trust-item,
            .trust-item:nth-child(2) {
                border-right: none;
                border-bottom: 1px solid rgba(255,255,255,0.12);
            }
            
            .trust-item:last-child {
                border-bottom: none;
            }
        }

/* roulang page: article */
:root {
    --color-ink: #201A16;
    --color-charcoal: #261F1A;
    --color-primary: #C4492E;
    --color-primary-hover: #A83B26;
    --color-primary-soft: #F7E7E2;
    --color-bg: #F7F2EC;
    --color-bg-alt: #EDE6DD;
    --color-card: #FFFFFF;
    --color-text: #261F1A;
    --color-text-secondary: #6B5B4E;
    --color-accent: #B08A5D;
    --color-success: #4F7A5B;
    --color-tag: #D89B4A;
    --border-light: rgba(38,31,26,.08);
    --shadow-sm: 0 4px 16px rgba(32,26,22,.06);
    --shadow-lg: 0 12px 28px rgba(32,26,22,.12);
    --radius-card: 16px;
    --radius-btn: 8px;
    --radius-tag: 4px;
    --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Source Han Sans SC", "Microsoft YaHei", sans-serif;
    --font-family-serif: "Noto Serif SC", "Source Han Serif SC", "SimSun", "Songti SC", serif;
    --transition: 0.25s ease;
    --max-width: 1200px;
    --section-padding-desktop: 56px 0;
    --section-padding-mobile: 36px 0;
    --focus-ring: 2px solid var(--color-primary);
}
html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}
*,
*::before,
*::after {
    box-sizing: border-box;
}
body {
    font-family: var(--font-family);
    font-size: 16px;
    line-height: 1.75;
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    margin: 0;
}
img {
    max-width: 100%;
    height: auto;
    display: block;
}
a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition);
}
a:hover {
    color: var(--color-primary-hover);
}
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: var(--focus-ring);
    outline-offset: 2px;
}
button,
input,
select,
textarea {
    font-family: inherit;
    font-size: inherit;
    line-height: inherit;
}
button {
    cursor: pointer;
    border: none;
    background: none;
}
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}
/* Header & Navigation */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: rgba(255,255,255,0.96);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-light);
    box-shadow: var(--shadow-sm);
}
.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
}
.logo {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    gap: 10px;
}
.logo-icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 700;
    font-size: 16px;
    letter-spacing: -0.01em;
    flex-shrink: 0;
}
.logo-text {
    font-size: 17px;
    font-weight: 700;
    color: var(--color-ink);
    letter-spacing: -0.01em;
    white-space: nowrap;
    line-height: 1.3;
}
.logo-text small {
    display: block;
    font-size: 11px;
    font-weight: 400;
    color: var(--color-text-secondary);
    letter-spacing: 0.02em;
}
.main-nav {
    display: flex;
    align-items: center;
    gap: 6px;
}
.main-nav a {
    display: inline-block;
    padding: 8px 14px;
    font-size: 14px;
    font-weight: 500;
    color: var(--color-charcoal);
    border-radius: 6px;
    position: relative;
    transition: color var(--transition), background-color var(--transition);
    white-space: nowrap;
}
.main-nav a:not(.active):hover {
    color: var(--color-primary);
    background-color: rgba(196,73,46,0.05);
}
.main-nav a.active {
    color: var(--color-primary);
    font-weight: 600;
}
.main-nav a.active::after {
    content: '';
    position: absolute;
    left: 14px;
    right: 14px;
    bottom: 4px;
    height: 2px;
    background-color: var(--color-primary);
    border-radius: 2px;
}
.nav-toggle {
    display: none;
    width: 40px;
    height: 40px;
    border-radius: 8px;
    align-items: center;
    justify-content: center;
    color: var(--color-charcoal);
    background-color: transparent;
    transition: background-color var(--transition);
}
.nav-toggle:hover {
    background-color: rgba(196,73,46,0.05);
    color: var(--color-primary);
}
.nav-toggle svg {
    width: 22px;
    height: 22px;
}
/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-size: 15px;
    font-weight: 600;
    border-radius: var(--radius-btn);
    transition: all var(--transition);
    white-space: nowrap;
    letter-spacing: 0.01em;
}
.btn-primary {
    background-color: var(--color-primary);
    color: #fff;
    border: 1px solid var(--color-primary);
}
.btn-primary:hover {
    background-color: var(--color-primary-hover);
    border-color: var(--color-primary-hover);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}
.btn-outline {
    background-color: transparent;
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
}
.btn-outline:hover {
    background-color: var(--color-primary-soft);
    color: var(--color-primary-hover);
    border-color: var(--color-primary-hover);
    transform: translateY(-1px);
}
.btn-sm {
    padding: 8px 16px;
    font-size: 13px;
}
/* Article page styles */
.article-main {
    padding: 40px 0 0;
}
.breadcrumb-row {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 14px;
    color: var(--color-text-secondary);
    padding: 12px 0;
}
.breadcrumb-row a {
    color: var(--color-text-secondary);
}
.breadcrumb-row a:hover {
    color: var(--color-primary);
}
.breadcrumb-sep {
    color: var(--color-accent);
    font-weight: 300;
}
.breadcrumb-current {
    color: var(--color-charcoal);
    font-weight: 600;
    max-width: 400px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.article-header-block {
    padding: 24px 0 16px;
}
.article-title {
    font-size: clamp(26px, 4vw, 38px);
    font-weight: 700;
    line-height: 1.3;
    color: var(--color-ink);
    letter-spacing: -0.01em;
    margin: 0 0 16px;
    max-width: 860px;
}
.article-meta-bar {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px 24px;
    padding: 12px 0;
    border-top: 1px solid var(--border-light);
    border-bottom: 1px solid var(--border-light);
    font-size: 14px;
    color: var(--color-text-secondary);
}
.article-meta-item {
    display: flex;
    align-items: center;
    gap: 6px;
}
.article-meta-item svg {
    width: 16px;
    height: 16px;
    color: var(--color-accent);
}
.article-meta-item a {
    color: var(--color-primary);
    font-weight: 500;
}
.article-body {
    padding: 28px 0 12px;
    font-size: 16px;
    line-height: 1.85;
    color: var(--color-text);
}
.article-body-content {
    max-width: 760px;
}
.article-body h2 {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-ink);
    margin: 36px 0 16px;
    line-height: 1.4;
    letter-spacing: -0.01em;
}
.article-body h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--color-charcoal);
    margin: 28px 0 12px;
    line-height: 1.45;
}
.article-body p {
    margin: 0 0 16px;
    color: var(--color-text);
}
.article-body blockquote {
    margin: 24px 0;
    padding: 18px 22px;
    background-color: var(--color-primary-soft);
    border-left: 4px solid var(--color-primary);
    border-radius: 0 8px 8px 0;
    color: var(--color-charcoal);
    font-size: 15px;
    line-height: 1.8;
}
.article-body ul,
.article-body ol {
    margin: 16px 0;
    padding-left: 24px;
}
.article-body li {
    margin-bottom: 8px;
    color: var(--color-text);
}
.article-body img {
    border-radius: var(--radius-card);
    margin: 24px 0;
    box-shadow: var(--shadow-sm);
}
.article-body table {
    width: 100%;
    border-collapse: collapse;
    margin: 24px 0;
    font-size: 14px;
}
.article-body table th,
.article-body table td {
    padding: 12px 16px;
    border: 1px solid var(--border-light);
    text-align: left;
}
.article-body table th {
    background-color: var(--color-bg-alt);
    font-weight: 600;
    color: var(--color-ink);
}
.article-body code {
    background-color: var(--color-bg-alt);
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 14px;
    font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
    color: var(--color-primary);
}
.article-body pre {
    background-color: var(--color-ink);
    color: #f0ebe4;
    padding: 20px 24px;
    border-radius: var(--radius-card);
    overflow-x: auto;
    margin: 24px 0;
    font-size: 14px;
    line-height: 1.7;
}
.article-body pre code {
    background: none;
    color: inherit;
    padding: 0;
}
.article-not-found {
    background-color: var(--color-card);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-sm);
    padding: 48px 32px;
    text-align: center;
    border: 1px solid var(--border-light);
}
.article-not-found h2 {
    font-size: 24px;
    color: var(--color-ink);
    margin: 0 0 12px;
}
.article-not-found p {
    color: var(--color-text-secondary);
    margin: 0 0 24px;
}
/* Resource Card */
.resource-card {
    background-color: var(--color-card);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-sm);
    padding: 28px;
    margin: 24px 0;
    border: 1px solid var(--border-light);
    display: grid;
    grid-template-columns: 1fr 260px;
    gap: 24px;
    align-items: center;
}
.resource-card h2 {
    font-size: 22px;
    font-weight: 700;
    color: var(--color-ink);
    margin: 0 0 12px;
}
.resource-card p {
    color: var(--color-text-secondary);
    margin: 0 0 16px;
    font-size: 15px;
}
.resource-steps {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.resource-steps li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 14px;
    color: var(--color-text);
}
.resource-step-num {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background-color: var(--color-primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 12px;
}
.resource-card img {
    border-radius: var(--radius-card);
    width: 100%;
    height: 180px;
    object-fit: cover;
    box-shadow: var(--shadow-sm);
}
.resource-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 16px;
}
/* Related Articles */
.related-section {
    padding: 32px 0;
}
.related-section h2 {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-ink);
    margin: 0 0 24px;
    letter-spacing: -0.01em;
}
.related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.related-card {
    display: block;
    background-color: var(--color-card);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    border: 1px solid var(--border-light);
    transition: all var(--transition);
}
.related-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
    color: var(--color-text);
}
.related-card img {
    width: 100%;
    height: 160px;
    object-fit: cover;
}
.related-card-body {
    padding: 16px 18px;
}
.related-card-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-ink);
    margin: 0 0 8px;
    line-height: 1.45;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.related-card-meta {
    font-size: 13px;
    color: var(--color-text-secondary);
}
/* Prev/Next Nav */
.post-nav {
    padding: 24px 0 8px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 16px;
}
.post-nav a {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    background-color: var(--color-card);
    border-radius: var(--radius-btn);
    border: 1px solid var(--border-light);
    font-size: 14px;
    color: var(--color-text);
    transition: all var(--transition);
    max-width: 48%;
}
.post-nav a:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    box-shadow: var(--shadow-sm);
}
.post-nav .nav-arrow {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-primary);
}
.post-home-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 12px 20px;
    font-size: 14px;
    color: var(--color-primary);
    font-weight: 500;
    border-radius: var(--radius-btn);
    transition: all var(--transition);
}
.post-home-link:hover {
    background-color: var(--color-primary-soft);
    color: var(--color-primary-hover);
}
/* Subscribe CTA */
.subscribe-cta {
    background-color: var(--color-card);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-sm);
    padding: 32px;
    margin: 24px 0;
    border: 1px solid var(--border-light);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}
.subscribe-cta h2 {
    font-size: 22px;
    font-weight: 700;
    color: var(--color-ink);
    margin: 0 0 8px;
}
.subscribe-cta p {
    color: var(--color-text-secondary);
    margin: 0;
    font-size: 14px;
}
.subscribe-form {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    min-width: 280px;
}
.subscribe-form input {
    flex: 1;
    min-width: 200px;
    padding: 12px 16px;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-btn);
    background-color: var(--color-bg);
    font-size: 14px;
    color: var(--color-text);
    transition: border-color var(--transition);
}
.subscribe-form input:focus {
    border-color: var(--color-primary);
    outline: none;
}
.subscribe-success {
    display: none;
    color: var(--color-success);
    font-size: 14px;
    padding: 8px 0;
    font-weight: 500;
}
/* Footer */
.site-footer {
    background-color: var(--color-ink);
    color: rgba(255,255,255,0.82);
    padding: 48px 0 0;
    margin-top: 48px;
}
.site-footer .container {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
    gap: 32px;
    padding-bottom: 32px;
}
.footer-brand {
    font-size: 18px;
    font-weight: 700;
    color: #fff;
    letter-spacing: -0.01em;
    line-height: 1.4;
}
.footer-brand small {
    display: block;
    font-size: 12px;
    font-weight: 400;
    color: rgba(255,255,255,0.5);
    margin-top: 4px;
}
.footer-desc {
    font-size: 14px;
    color: rgba(255,255,255,0.6);
    margin-top: 14px;
    max-width: 320px;
    line-height: 1.7;
}
.footer-col h3 {
    font-size: 15px;
    font-weight: 600;
    color: #fff;
    margin: 0 0 16px;
    letter-spacing: 0.02em;
}
.footer-col ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.footer-col ul a {
    color: rgba(255,255,255,0.65);
    font-size: 14px;
    transition: color var(--transition);
}
.footer-col ul a:hover {
    color: var(--color-primary);
}
.footer-subscribe {
    display: flex;
    gap: 8px;
}
.footer-subscribe input {
    flex: 1;
    min-width: 120px;
    padding: 10px 14px;
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: var(--radius-btn);
    background-color: rgba(255,255,255,0.06);
    font-size: 13px;
    color: #fff;
    transition: border-color var(--transition);
}
.footer-subscribe input::placeholder {
    color: rgba(255,255,255,0.4);
}
.footer-subscribe input:focus {
    border-color: var(--color-primary);
    outline: none;
}
.footer-subscribe button {
    padding: 10px 18px;
    background-color: var(--color-primary);
    color: #fff;
    border-radius: var(--radius-btn);
    font-size: 13px;
    font-weight: 600;
    transition: background-color var(--transition);
    white-space: nowrap;
}
.footer-subscribe button:hover {
    background-color: var(--color-primary-hover);
}
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 18px 0;
    font-size: 13px;
    color: rgba(255,255,255,0.45);
}
.footer-bottom a {
    color: rgba(255,255,255,0.6);
}
.footer-bottom a:hover {
    color: var(--color-primary);
}
/* Responsive */
@media (max-width: 1023px) {
    .site-footer .container {
        grid-template-columns: 1fr 1fr;
    }
    .resource-card {
        grid-template-columns: 1fr;
    }
    .resource-card img {
        height: 200px;
        order: -1;
    }
    .related-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 767px) {
    .site-header .container {
        height: 60px;
    }
    .logo-text {
        font-size: 15px;
    }
    .logo-text small {
        font-size: 10px;
    }
    .nav-toggle {
        display: flex;
    }
    .main-nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        background-color: rgba(255,255,255,0.98);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        border-bottom: 1px solid var(--border-light);
        box-shadow: var(--shadow-sm);
        display: none;
        padding: 12px 24px;
    }
    .main-nav.open {
        display: flex;
    }
    .main-nav a {
        padding: 12px 8px;
        font-size: 15px;
        border-bottom: 1px solid var(--border-light);
        border-radius: 0;
    }
    .main-nav a:last-child {
        border-bottom: none;
    }
    .main-nav a.active::after {
        left: 8px;
        right: auto;
        width: 32px;
    }
    .article-main {
        padding: 20px 0 0;
    }
    .breadcrumb-row {
        font-size: 13px;
        flex-wrap: nowrap;
        overflow: hidden;
    }
    .breadcrumb-current {
        max-width: 160px;
    }
    .article-title {
        font-size: 24px;
    }
    .article-meta-bar {
        gap: 10px 16px;
        font-size: 13px;
    }
    .article-body {
        font-size: 15px;
        line-height: 1.8;
    }
    .article-body h2 {
        font-size: 20px;
    }
    .article-body h3 {
        font-size: 18px;
    }
    .resource-card {
        padding: 20px;
    }
    .resource-card h2 {
        font-size: 19px;
    }
    .related-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .post-nav {
        flex-direction: column;
    }
    .post-nav a {
        max-width: 100%;
        width: 100%;
    }
    .subscribe-cta {
        padding: 24px 20px;
        flex-direction: column;
        align-items: stretch;
    }
    .subscribe-form {
        min-width: auto;
        width: 100%;
    }
    .site-footer .container {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    .footer-brand {
        font-size: 16px;
    }
}

/* roulang page: category1 */
:root {
            --color-ink: #201A16;
            --color-charcoal: #261F1A;
            --color-primary: #C4492E;
            --color-primary-hover: #A83B26;
            --color-primary-soft: #F7E7E2;
            --color-bg: #F7F2EC;
            --color-bg-alt: #EDE6DD;
            --color-card: #FFFFFF;
            --color-text: #261F1A;
            --color-text-secondary: #6B5B4E;
            --color-accent: #B08A5D;
            --color-success: #4F7A5B;
            --color-tag: #D89B4A;
            --border-light: rgba(38,31,26,.08);
            --shadow-sm: 0 4px 16px rgba(32,26,22,.06);
            --shadow-lg: 0 12px 28px rgba(32,26,22,.12);
            --radius-card: 16px;
            --radius-btn: 8px;
            --radius-tag: 4px;
            --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Source Han Sans SC", "Microsoft YaHei", sans-serif;
            --font-family-serif: "Noto Serif SC", "Source Han Serif SC", "SimSun", "Songti SC", serif;
            --transition: 0.25s ease;
            --max-width: 1200px;
            --section-padding-desktop: 64px 0;
            --section-padding-mobile: 40px 0;
            --focus-ring: 2px solid var(--color-primary);
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }
        *, *::before, *::after {
            box-sizing: border-box;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--color-primary-hover);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: var(--focus-ring);
            outline-offset: 2px;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        /* ========== Header & Navigation ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background-color: rgba(255,255,255,0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }
        .logo {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 16px;
            letter-spacing: -0.01em;
            flex-shrink: 0;
        }
        .logo-text {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-ink);
            letter-spacing: -0.01em;
            white-space: nowrap;
            line-height: 1.3;
        }
        .logo-text small {
            display: block;
            font-size: 11px;
            font-weight: 400;
            color: var(--color-text-secondary);
            letter-spacing: 0.02em;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .main-nav a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-charcoal);
            border-radius: 6px;
            position: relative;
            transition: color var(--transition), background-color var(--transition);
            white-space: nowrap;
        }
        .main-nav a:not(.active):hover {
            color: var(--color-primary);
            background-color: rgba(196,73,46,0.05);
        }
        .main-nav a.active {
            color: var(--color-primary);
            font-weight: 600;
        }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 4px;
            height: 2px;
            background-color: var(--color-primary);
            border-radius: 2px;
        }
        .nav-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 8px;
            align-items: center;
            justify-content: center;
            color: var(--color-charcoal);
            background-color: transparent;
            transition: background-color var(--transition);
        }
        .nav-toggle:hover {
            background-color: rgba(196,73,46,0.08);
        }
        .nav-toggle svg {
            width: 22px;
            height: 22px;
        }
        /* ========== Breadcrumb ========== */
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
            color: var(--color-text-secondary);
            margin-bottom: 14px;
        }
        .breadcrumb-nav a {
            color: var(--color-text-secondary);
            transition: color var(--transition);
        }
        .breadcrumb-nav a:hover {
            color: var(--color-primary);
        }
        .breadcrumb-nav .sep {
            color: rgba(38,31,26,.35);
            user-select: none;
        }
        .breadcrumb-nav .current {
            color: var(--color-charcoal);
            font-weight: 500;
        }
        /* ========== Category Hero ========== */
        .category-hero {
            padding: 44px 0 30px;
            background: linear-gradient(180deg, #F7F2EC 0%, #F7F2EC 70%, rgba(237,230,221,0.5) 100%);
            border-bottom: 1px solid var(--border-light);
        }
        .category-hero .container {
            max-width: 1200px;
        }
        .category-hero h1 {
            font-size: 34px;
            font-weight: 700;
            color: var(--color-ink);
            letter-spacing: -0.01em;
            line-height: 1.35;
            margin: 6px 0 0;
            max-width: 760px;
        }
        .category-hero .hero-lead {
            font-size: 16px;
            line-height: 1.85;
            color: var(--color-text-secondary);
            max-width: 680px;
            margin: 16px 0 0;
        }
        .category-hero .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 18px;
        }
        .category-hero .hero-meta .badge-tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 5px 12px;
            background-color: var(--color-card);
            border: 1px solid var(--border-light);
            border-radius: 20px;
            font-size: 12px;
            font-weight: 500;
            color: var(--color-text-secondary);
        }
        /* ========== Section Base ========== */
        section {
            padding: var(--section-padding-desktop);
        }
        .section-alt {
            background-color: var(--color-bg-alt);
        }
        .section-title {
            font-size: 26px;
            font-weight: 700;
            color: var(--color-ink);
            letter-spacing: -0.01em;
            line-height: 1.4;
            margin-bottom: 8px;
        }
        .section-subtitle {
            font-size: 15px;
            color: var(--color-text-secondary);
            max-width: 640px;
            line-height: 1.8;
            margin-bottom: 28px;
        }
        /* ========== Template Grid Cards ========== */
        .template-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .template-card {
            background-color: var(--color-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition), transform var(--transition);
            display: flex;
            flex-direction: column;
        }
        .template-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .template-card .card-img {
            aspect-ratio: 16/9;
            background-color: var(--color-bg-alt);
            overflow: hidden;
            position: relative;
        }
        .template-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .template-card:hover .card-img img {
            transform: scale(1.02);
        }
        .template-card .card-img .size-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background-color: rgba(32,26,22,0.75);
            color: #fff;
            font-size: 11px;
            font-weight: 500;
            padding: 3px 10px;
            border-radius: 4px;
            letter-spacing: 0.02em;
        }
        .template-card .card-body {
            padding: 16px 18px 18px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .template-card .card-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-charcoal);
            line-height: 1.45;
            margin-bottom: 6px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .template-card .card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-bottom: 14px;
        }
        .template-card .card-tags .tag {
            display: inline-block;
            padding: 2px 10px;
            background-color: var(--color-bg-alt);
            color: var(--color-text-secondary);
            font-size: 11px;
            border-radius: var(--radius-tag);
            font-weight: 500;
        }
        .template-card .card-tags .tag.style-tag {
            background-color: var(--color-primary-soft);
            color: var(--color-primary);
        }
        .template-card .card-btn {
            margin-top: auto;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            padding: 9px 16px;
            background-color: var(--color-primary);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            transition: background-color var(--transition), transform var(--transition);
        }
        .template-card .card-btn:hover {
            background-color: var(--color-primary-hover);
            color: #fff;
            transform: translateY(-1px);
        }
        .view-more-wrapper {
            text-align: center;
            margin-top: 30px;
        }
        .view-more-wrapper .btn-outline-primary {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 24px;
            background-color: transparent;
            border: 1.5px solid var(--color-primary);
            color: var(--color-primary);
            font-size: 14px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            transition: background-color var(--transition), color var(--transition);
        }
        .view-more-wrapper .btn-outline-primary:hover {
            background-color: var(--color-primary-soft);
            color: var(--color-primary-hover);
        }
        /* ========== Scenario Strip ========== */
        .scenario-strip {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .scenario-chip {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 16px 18px;
            background-color: var(--color-card);
            border: 1px solid var(--border-light);
            border-radius: 12px;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition), border-color var(--transition);
            color: var(--color-charcoal);
        }
        .scenario-chip:hover {
            box-shadow: var(--shadow-lg);
            border-color: rgba(196,73,46,0.2);
            color: var(--color-primary);
        }
        .scenario-chip .chip-icon {
            width: 34px;
            height: 34px;
            border-radius: 8px;
            background-color: var(--color-primary-soft);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            color: var(--color-primary);
            font-weight: 700;
            font-size: 15px;
        }
        .scenario-chip .chip-text {
            font-size: 14px;
            font-weight: 600;
            line-height: 1.4;
        }
        /* ========== Spec List ========== */
        .spec-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }
        .spec-item {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 18px 20px;
            background-color: var(--color-card);
            border: 1px solid var(--border-light);
            border-radius: 12px;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition);
        }
        .spec-item:hover {
            box-shadow: var(--shadow-lg);
        }
        .spec-item .spec-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background-color: var(--color-primary);
            flex-shrink: 0;
            margin-top: 8px;
        }
        .spec-item .spec-content h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--color-charcoal);
            margin: 0 0 4px;
            letter-spacing: -0.01em;
        }
        .spec-item .spec-content p {
            font-size: 13px;
            color: var(--color-text-secondary);
            margin: 0;
            line-height: 1.7;
        }
        /* ========== Keyword Cloud ========== */
        .keyword-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .keyword-cloud .cloud-tag {
            display: inline-block;
            padding: 8px 18px;
            background-color: var(--color-card);
            border: 1px solid var(--border-light);
            border-radius: 24px;
            font-size: 13px;
            font-weight: 500;
            color: var(--color-text-secondary);
            transition: border-color var(--transition), color var(--transition), box-shadow var(--transition);
            box-shadow: var(--shadow-sm);
        }
        .keyword-cloud .cloud-tag:hover {
            border-color: rgba(196,73,46,0.3);
            color: var(--color-primary);
            box-shadow: var(--shadow-lg);
        }
        /* ========== News / CMS List ========== */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .news-card {
            display: flex;
            flex-direction: column;
            padding: 20px 22px;
            background-color: var(--color-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition), transform var(--transition);
        }
        .news-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }
        .news-card .news-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 10px;
            font-size: 12px;
            color: var(--color-text-secondary);
        }
        .news-card .news-meta .news-cat {
            display: inline-block;
            padding: 2px 10px;
            background-color: var(--color-primary-soft);
            color: var(--color-primary);
            border-radius: 4px;
            font-weight: 500;
            font-size: 11px;
        }
        .news-card .news-title {
            font-size: 15px;
            font-weight: 700;
            color: var(--color-charcoal);
            line-height: 1.5;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card .news-summary {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-empty {
            text-align: center;
            padding: 40px 20px;
            color: var(--color-text-secondary);
            font-size: 14px;
            background-color: var(--color-card);
            border: 1px dashed var(--border-light);
            border-radius: var(--radius-card);
        }
        /* ========== Subscribe Form ========== */
        .subscribe-box {
            display: flex;
            align-items: center;
            gap: 12px;
            max-width: 560px;
            margin-top: 20px;
        }
        .subscribe-box input {
            flex: 1;
            padding: 12px 18px;
            border: 1.5px solid var(--border-light);
            border-radius: var(--radius-btn);
            background-color: var(--color-card);
            color: var(--color-text);
            font-size: 14px;
            transition: border-color var(--transition);
        }
        .subscribe-box input::placeholder {
            color: rgba(107,91,78,0.6);
        }
        .subscribe-box input:focus {
            border-color: var(--color-primary);
            outline: none;
        }
        .subscribe-box button {
            padding: 12px 28px;
            background-color: var(--color-primary);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            transition: background-color var(--transition), transform var(--transition);
            white-space: nowrap;
        }
        .subscribe-box button:hover {
            background-color: var(--color-primary-hover);
            transform: translateY(-1px);
        }
        .subscribe-success {
            display: none;
            margin-top: 12px;
            padding: 12px 18px;
            background-color: rgba(79,122,91,0.12);
            border: 1px solid rgba(79,122,91,0.3);
            border-radius: var(--radius-btn);
            color: var(--color-success);
            font-size: 13px;
            font-weight: 500;
        }
        /* ========== Footer ========== */
        .site-footer {
            background-color: var(--color-ink);
            color: #fff;
            padding: 48px 0 0;
            border-top: 4px solid var(--color-primary);
        }
        .site-footer .container {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 32px;
        }
        .footer-brand {
            font-size: 18px;
            font-weight: 700;
            letter-spacing: -0.01em;
            color: #fff;
            margin-bottom: 4px;
        }
        .footer-brand small {
            display: block;
            font-size: 12px;
            font-weight: 400;
            color: rgba(255,255,255,0.55);
            letter-spacing: 0.02em;
        }
        .footer-desc {
            font-size: 13px;
            color: rgba(255,255,255,0.65);
            line-height: 1.7;
            margin-top: 12px;
            max-width: 320px;
        }
        .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: rgba(255,255,255,0.7);
            font-size: 13px;
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: #fff;
        }
        .footer-subscribe {
            display: flex;
            gap: 8px;
        }
        .footer-subscribe input {
            flex: 1;
            padding: 9px 14px;
            border: 1px solid rgba(255,255,255,0.2);
            border-radius: 6px;
            background-color: rgba(255,255,255,0.08);
            color: #fff;
            font-size: 13px;
            min-width: 0;
        }
        .footer-subscribe input::placeholder {
            color: rgba(255,255,255,0.45);
        }
        .footer-subscribe button {
            padding: 9px 18px;
            background-color: var(--color-primary);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            border-radius: 6px;
            white-space: nowrap;
            transition: background-color var(--transition);
        }
        .footer-subscribe button:hover {
            background-color: var(--color-primary-hover);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.12);
            margin-top: 36px;
            padding: 16px 0;
        }
        .footer-bottom .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
        }
        .footer-bottom p {
            font-size: 12px;
            color: rgba(255,255,255,0.5);
            margin: 0;
        }
        .footer-bottom a {
            color: rgba(255,255,255,0.6);
            font-size: 12px;
        }
        .footer-bottom a:hover {
            color: #fff;
        }
        /* ========== Responsive ========== */
        @media (max-width: 1024px) {
            .template-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 18px;
            }
            .scenario-strip {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .site-footer .container {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .footer-desc {
                max-width: 100%;
            }
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: flex;
            }
            .main-nav {
                position: absolute;
                top: 68px;
                left: 0;
                right: 0;
                flex-direction: column;
                align-items: flex-start;
                background-color: #fff;
                border-bottom: 1px solid var(--border-light);
                box-shadow: var(--shadow-lg);
                padding: 12px 24px 20px;
                gap: 4px;
                display: none;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                width: 100%;
                padding: 10px 14px;
                font-size: 15px;
            }
            .main-nav a.active::after {
                left: 14px;
                right: auto;
                width: 28px;
                bottom: 6px;
            }
            .site-header .container {
                height: 60px;
            }
            .main-nav {
                top: 60px;
            }
            section {
                padding: var(--section-padding-mobile);
            }
            .category-hero h1 {
                font-size: 26px;
            }
            .section-title {
                font-size: 22px;
            }
            .template-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .news-grid {
                grid-template-columns: 1fr;
            }
            .spec-list {
                grid-template-columns: 1fr;
            }
            .scenario-strip {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .subscribe-box {
                flex-direction: column;
                align-items: stretch;
            }
            .subscribe-box button {
                width: 100%;
            }
            .site-footer .container {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom .container {
                flex-direction: column;
                align-items: flex-start;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 18px;
            }
            .template-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .scenario-strip {
                grid-template-columns: 1fr;
            }
            .category-hero h1 {
                font-size: 22px;
            }
            .category-hero .hero-lead {
                font-size: 14px;
            }
        }

/* roulang page: category2 */
:root {
            --color-ink: #201A16;
            --color-charcoal: #261F1A;
            --color-primary: #C4492E;
            --color-primary-hover: #A83B26;
            --color-primary-soft: #F7E7E2;
            --color-bg: #F7F2EC;
            --color-bg-alt: #EDE6DD;
            --color-card: #FFFFFF;
            --color-text: #261F1A;
            --color-text-secondary: #6B5B4E;
            --color-accent: #B08A5D;
            --color-success: #4F7A5B;
            --color-tag: #D89B4A;
            --border-light: rgba(38,31,26,.08);
            --shadow-sm: 0 4px 16px rgba(32,26,22,.06);
            --shadow-lg: 0 12px 28px rgba(32,26,22,.12);
            --radius-card: 16px;
            --radius-btn: 8px;
            --radius-tag: 4px;
            --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Source Han Sans SC", "Microsoft YaHei", sans-serif;
            --font-family-serif: "Noto Serif SC", "Source Han Serif SC", "SimSun", "Songti SC", serif;
            --transition: 0.25s ease;
            --max-width: 1200px;
            --section-padding-desktop: 64px 0;
            --section-padding-mobile: 40px 0;
            --focus-ring: 2px solid var(--color-primary);
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--color-primary-hover);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: var(--focus-ring);
            outline-offset: 2px;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        /* ========== Header & Navigation ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background-color: rgba(255,255,255,0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }
        .logo {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 16px;
            letter-spacing: -0.01em;
            flex-shrink: 0;
        }
        .logo-text {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-ink);
            letter-spacing: -0.01em;
            white-space: nowrap;
            line-height: 1.3;
        }
        .logo-text small {
            display: block;
            font-size: 11px;
            font-weight: 400;
            color: var(--color-text-secondary);
            letter-spacing: 0.02em;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .main-nav a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-charcoal);
            border-radius: 6px;
            position: relative;
            transition: color var(--transition), background-color var(--transition);
            white-space: nowrap;
        }
        .main-nav a:not(.active):hover {
            color: var(--color-primary);
            background-color: rgba(196,73,46,0.05);
        }
        .main-nav a.active {
            color: var(--color-primary);
            font-weight: 600;
        }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 4px;
            height: 2px;
            background-color: var(--color-primary);
            border-radius: 2px;
        }
        .nav-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 8px;
            align-items: center;
            justify-content: center;
            color: var(--color-charcoal);
            background-color: transparent;
            transition: background-color var(--transition);
        }
        .nav-toggle:hover {
            background-color: rgba(196,73,46,0.05);
        }
        .nav-toggle svg {
            width: 22px;
            height: 22px;
        }
        /* ========== Breadcrumb ========== */
        .breadcrumb-nav {
            background-color: transparent;
            padding: 16px 0 0;
            margin-bottom: 0;
        }
        .breadcrumb-nav ol {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 13px;
            color: var(--color-text-secondary);
        }
        .breadcrumb-nav ol li {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .breadcrumb-nav ol li:not(:last-child)::after {
            content: '/';
            color: var(--color-text-secondary);
            opacity: 0.6;
            margin-left: 6px;
        }
        .breadcrumb-nav ol li a {
            color: var(--color-primary);
        }
        .breadcrumb-nav ol li a:hover {
            color: var(--color-primary-hover);
        }
        .breadcrumb-nav ol li[aria-current="page"] {
            color: var(--color-text);
            font-weight: 500;
        }
        /* ========== Category Hero ========== */
        .category-hero {
            padding: 40px 0 32px;
            background-color: var(--color-bg);
        }
        .category-hero .container {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .category-hero h1 {
            font-size: clamp(26px, 3.5vw, 38px);
            font-weight: 700;
            color: var(--color-ink);
            letter-spacing: -0.01em;
            margin: 0;
            line-height: 1.35;
            max-width: 780px;
        }
        .category-hero h1 .highlight {
            color: var(--color-primary);
        }
        .category-hero .cat-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 4px;
        }
        .category-hero .cat-badges span {
            display: inline-block;
            padding: 5px 14px;
            font-size: 13px;
            font-weight: 500;
            background-color: var(--color-card);
            border: 1px solid var(--border-light);
            border-radius: 20px;
            color: var(--color-text-secondary);
            transition: all var(--transition);
        }
        .category-hero .cat-badges span:first-child {
            background-color: var(--color-primary-soft);
            color: var(--color-primary);
            border-color: rgba(196,73,46,0.2);
        }
        /* ========== Category Intro ========== */
        .category-intro {
            padding: 20px 0 36px;
            background-color: var(--color-bg);
        }
        .category-intro .container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: start;
        }
        .category-intro .intro-text {
            max-width: 640px;
        }
        .category-intro .intro-text p {
            font-size: 15px;
            line-height: 1.85;
            color: var(--color-text-secondary);
            margin: 0 0 12px;
        }
        .category-intro .intro-text p strong {
            color: var(--color-text);
        }
        .category-intro .intro-image {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            aspect-ratio: 16 / 9;
            background-color: var(--color-bg-alt);
        }
        .category-intro .intro-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .category-intro .intro-image:hover img {
            transform: scale(1.02);
        }
        /* ========== Template Grid ========== */
        .template-grid-section {
            padding: var(--section-padding-desktop);
            background-color: var(--color-bg-alt);
        }
        .template-grid-section .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: 28px;
            flex-wrap: wrap;
            gap: 12px;
        }
        .template-grid-section .section-header h2 {
            font-size: clamp(22px, 2.5vw, 30px);
            font-weight: 700;
            color: var(--color-ink);
            letter-spacing: -0.01em;
            margin: 0;
        }
        .template-grid-section .section-header p {
            font-size: 14px;
            color: var(--color-text-secondary);
            margin: 0;
            max-width: 420px;
        }
        .template-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .template-card {
            background-color: var(--color-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: box-shadow var(--transition), transform var(--transition);
            display: flex;
            flex-direction: column;
        }
        .template-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .template-card .card-img-wrap {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            position: relative;
            background-color: var(--color-bg-alt);
        }
        .template-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .template-card:hover .card-img-wrap img {
            transform: scale(1.02);
        }
        .template-card .card-img-wrap .size-tag {
            position: absolute;
            top: 10px;
            right: 10px;
            background-color: rgba(32,26,22,0.78);
            color: #fff;
            font-size: 12px;
            font-weight: 500;
            padding: 3px 10px;
            border-radius: var(--radius-tag);
            letter-spacing: 0.02em;
        }
        .template-card .card-body {
            padding: 16px 18px 18px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .template-card .card-body h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-charcoal);
            margin: 0 0 6px;
            line-height: 1.45;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .template-card .card-body .card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-bottom: 10px;
        }
        .template-card .card-body .card-tags span {
            display: inline-block;
            font-size: 11px;
            font-weight: 500;
            padding: 2px 8px;
            border-radius: var(--radius-tag);
            background-color: var(--color-bg);
            color: var(--color-text-secondary);
            border: 1px solid var(--border-light);
        }
        .template-card .card-body .card-tags span.style-tag {
            background-color: rgba(176,138,93,0.12);
            color: var(--color-accent);
            border-color: rgba(176,138,93,0.2);
        }
        .template-card .card-body .card-desc {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.6;
            margin: 0 0 14px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            flex: 1;
        }
        .template-card .card-body .card-action {
            display: flex;
            gap: 10px;
            align-items: center;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 18px;
            border-radius: var(--radius-btn);
            font-size: 14px;
            font-weight: 600;
            transition: all var(--transition);
            white-space: nowrap;
            text-align: center;
        }
        .btn-primary {
            background-color: var(--color-primary);
            color: #fff;
            border: 2px solid var(--color-primary);
        }
        .btn-primary:hover,
        .btn-primary:active {
            background-color: var(--color-primary-hover);
            border-color: var(--color-primary-hover);
            color: #fff;
            transform: translateY(-1px);
        }
        .btn-secondary {
            background-color: #fff;
            color: var(--color-primary);
            border: 2px solid var(--color-primary);
        }
        .btn-secondary:hover,
        .btn-secondary:active {
            background-color: var(--color-primary-soft);
            color: var(--color-primary-hover);
            border-color: var(--color-primary-hover);
            transform: translateY(-1px);
        }
        .btn-sm {
            padding: 7px 14px;
            font-size: 13px;
        }
        .btn-block {
            width: 100%;
        }
        /* ========== Scene Entry ========== */
        .scene-entry-section {
            padding: var(--section-padding-desktop);
            background-color: var(--color-bg);
        }
        .scene-entry-section .section-header {
            margin-bottom: 24px;
        }
        .scene-entry-section .section-header h2 {
            font-size: clamp(22px, 2.5vw, 30px);
            font-weight: 700;
            color: var(--color-ink);
            letter-spacing: -0.01em;
            margin: 0 0 6px;
        }
        .scene-entry-section .section-header p {
            font-size: 14px;
            color: var(--color-text-secondary);
            margin: 0;
        }
        .scene-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .scene-chips {
            background-color: var(--color-card);
            border: 1px solid var(--border-light);
            border-radius: 12px;
            padding: 16px 18px;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
        }
        .scene-chips:hover {
            border-color: rgba(196,73,46,0.25);
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }
        .scene-chips .chip-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background-color: var(--color-primary-soft);
            color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 15px;
            margin-bottom: 10px;
        }
        .scene-chips h3 {
            font-size: 15px;
            font-weight: 700;
            color: var(--color-charcoal);
            margin: 0 0 4px;
        }
        .scene-chips p {
            font-size: 13px;
            color: var(--color-text-secondary);
            margin: 0;
            line-height: 1.6;
        }
        /* ========== Spec Section ========== */
        .spec-section {
            padding: var(--section-padding-desktop);
            background-color: var(--color-bg-alt);
        }
        .spec-section .section-header {
            text-align: center;
            margin-bottom: 28px;
        }
        .spec-section .section-header h2 {
            font-size: clamp(22px, 2.5vw, 30px);
            font-weight: 700;
            color: var(--color-ink);
            letter-spacing: -0.01em;
            margin: 0 0 6px;
        }
        .spec-section .section-header p {
            font-size: 14px;
            color: var(--color-text-secondary);
            margin: 0;
        }
        .spec-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .spec-card {
            background-color: var(--color-card);
            border-radius: var(--radius-card);
            padding: 22px 20px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
        }
        .spec-card .spec-num {
            font-size: 13px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.06em;
            margin-bottom: 8px;
            display: block;
            text-transform: uppercase;
        }
        .spec-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-charcoal);
            margin: 0 0 6px;
        }
        .spec-card p {
            font-size: 14px;
            color: var(--color-text-secondary);
            margin: 0;
            line-height: 1.7;
        }
        /* ========== Keyword Cloud ========== */
        .keyword-cloud-section {
            padding: var(--section-padding-desktop);
            background-color: var(--color-bg);
        }
        .keyword-cloud-section .section-header {
            text-align: center;
            margin-bottom: 24px;
        }
        .keyword-cloud-section .section-header h2 {
            font-size: clamp(22px, 2.5vw, 30px);
            font-weight: 700;
            color: var(--color-ink);
            letter-spacing: -0.01em;
            margin: 0 0 6px;
        }
        .keyword-cloud-section .section-header p {
            font-size: 14px;
            color: var(--color-text-secondary);
            margin: 0;
        }
        .keyword-cloud {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 10px;
            max-width: 800px;
            margin: 0 auto;
        }
        .keyword-cloud span {
            display: inline-block;
            padding: 7px 16px;
            font-size: 13px;
            font-weight: 500;
            background-color: var(--color-card);
            border: 1px solid var(--border-light);
            border-radius: 20px;
            color: var(--color-text-secondary);
            transition: all var(--transition);
        }
        .keyword-cloud span:nth-child(1),
        .keyword-cloud span:nth-child(3),
        .keyword-cloud span:nth-child(5) {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            background-color: var(--color-primary-soft);
            border-color: rgba(196,73,46,0.15);
        }
        /* ========== Subscribe ========== */
        .subscribe-section {
            padding: var(--section-padding-desktop);
            background-color: var(--color-ink);
            color: #fff;
        }
        .subscribe-section .container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .subscribe-section .sub-text h2 {
            font-size: clamp(22px, 2.5vw, 30px);
            font-weight: 700;
            margin: 0 0 10px;
            letter-spacing: -0.01em;
            color: #fff;
        }
        .subscribe-section .sub-text p {
            font-size: 15px;
            color: rgba(255,255,255,0.75);
            margin: 0;
            line-height: 1.8;
        }
        .subscribe-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        .subscribe-form input {
            flex: 1;
            min-width: 200px;
            padding: 12px 16px;
            border-radius: var(--radius-btn);
            border: 1px solid rgba(255,255,255,0.25);
            background-color: rgba(255,255,255,0.1);
            color: #fff;
            font-size: 14px;
            outline: none;
            transition: border-color var(--transition);
        }
        .subscribe-form input::placeholder {
            color: rgba(255,255,255,0.45);
        }
        .subscribe-form input:focus {
            border-color: var(--color-primary);
        }
        .subscribe-form .btn-primary {
            background-color: var(--color-primary);
            border-color: var(--color-primary);
        }
        .subscribe-form .btn-primary:hover {
            background-color: var(--color-primary-hover);
            border-color: var(--color-primary-hover);
        }
        .form-success {
            display: none;
            font-size: 14px;
            color: #A8D5B5;
            margin-top: 10px;
            font-weight: 500;
        }
        /* ========== Footer ========== */
        .site-footer {
            background-color: var(--color-ink);
            color: #fff;
            padding-top: 50px;
        }
        .site-footer .container {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 32px;
        }
        .site-footer .footer-brand {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
            letter-spacing: -0.01em;
        }
        .site-footer .footer-brand small {
            display: block;
            font-size: 12px;
            font-weight: 400;
            color: rgba(255,255,255,0.55);
            margin-top: 2px;
        }
        .site-footer .footer-desc {
            font-size: 14px;
            color: rgba(255,255,255,0.65);
            line-height: 1.7;
            margin: 0;
            max-width: 340px;
        }
        .site-footer .footer-col h3 {
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 14px;
            letter-spacing: 0.02em;
        }
        .site-footer .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer .footer-col ul li {
            margin-bottom: 8px;
        }
        .site-footer .footer-col ul li a {
            font-size: 14px;
            color: rgba(255,255,255,0.72);
            transition: color var(--transition);
        }
        .site-footer .footer-col ul li a:hover {
            color: #fff;
        }
        .site-footer .footer-subscribe {
            display: flex;
            gap: 8px;
        }
        .site-footer .footer-subscribe input {
            flex: 1;
            min-width: 140px;
            padding: 10px 12px;
            border-radius: var(--radius-btn);
            border: 1px solid rgba(255,255,255,0.25);
            background-color: rgba(255,255,255,0.08);
            color: #fff;
            font-size: 13px;
            outline: none;
        }
        .site-footer .footer-subscribe input::placeholder {
            color: rgba(255,255,255,0.45);
        }
        .site-footer .footer-subscribe button {
            padding: 10px 16px;
            border-radius: var(--radius-btn);
            background-color: var(--color-primary);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            transition: background-color var(--transition);
            white-space: nowrap;
        }
        .site-footer .footer-subscribe button:hover {
            background-color: var(--color-primary-hover);
        }
        .footer-bottom {
            margin-top: 40px;
            padding: 18px 0;
            border-top: 1px solid rgba(255,255,255,0.1);
        }
        .footer-bottom p {
            font-size: 13px;
            color: rgba(255,255,255,0.5);
            margin: 0;
        }
        .footer-bottom a {
            color: rgba(255,255,255,0.65);
        }
        .footer-bottom a:hover {
            color: #fff;
        }
        /* ========== Responsive ========== */
        @media (max-width: 1024px) {
            .template-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .scene-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .spec-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .site-footer .container {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 768px) {
            .site-header .container {
                height: 60px;
                flex-wrap: wrap;
            }
            .nav-toggle {
                display: flex;
            }
            .main-nav {
                display: none;
                position: fixed;
                top: 60px;
                left: 0;
                right: 0;
                background-color: #fff;
                flex-direction: column;
                align-items: flex-start;
                padding: 16px 24px;
                box-shadow: var(--shadow-lg);
                border-bottom: 1px solid var(--border-light);
                gap: 2px;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                display: block;
                width: 100%;
                padding: 10px 8px;
                font-size: 15px;
            }
            .main-nav a.active::after {
                left: 8px;
                right: 8px;
                bottom: 2px;
            }
            .category-hero h1 {
                font-size: 24px;
            }
            .category-intro .container {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .template-grid {
                grid-template-columns: 1fr;
            }
            .scene-row {
                grid-template-columns: 1fr;
            }
            .spec-grid {
                grid-template-columns: 1fr;
            }
            .subscribe-section .container {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .site-footer .container {
                grid-template-columns: 1fr;
                gap: 26px;
            }
            .site-footer .footer-subscribe {
                flex-direction: column;
            }
            .site-footer .footer-subscribe button {
                width: 100%;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .template-grid-section .section-header,
            .scene-entry-section .section-header {
                flex-direction: column;
                align-items: flex-start;
            }
            .breadcrumb-nav ol {
                font-size: 12px;
            }
            .keyword-cloud span {
                font-size: 12px;
                padding: 5px 12px;
            }
            .keyword-cloud span:nth-child(1),
            .keyword-cloud span:nth-child(3),
            .keyword-cloud span:nth-child(5) {
                font-size: 13px;
            }
        }

/* roulang page: category3 */
:root {
        --color-ink: #201A16;
        --color-charcoal: #261F1A;
        --color-primary: #C4492E;
        --color-primary-hover: #A83B26;
        --color-primary-soft: #F7E7E2;
        --color-bg: #F7F2EC;
        --color-bg-alt: #EDE6DD;
        --color-card: #FFFFFF;
        --color-text: #261F1A;
        --color-text-secondary: #6B5B4E;
        --color-accent: #B08A5D;
        --color-success: #4F7A5B;
        --color-tag: #D89B4A;
        --border-light: rgba(38,31,26,.08);
        --shadow-sm: 0 4px 16px rgba(32,26,22,.06);
        --shadow-lg: 0 12px 28px rgba(32,26,22,.12);
        --radius-card: 16px;
        --radius-btn: 8px;
        --radius-tag: 4px;
        --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Source Han Sans SC", "Microsoft YaHei", sans-serif;
        --font-family-serif: "Noto Serif SC", "Source Han Serif SC", "SimSun", "Songti SC", serif;
        --transition: 0.25s ease;
        --max-width: 1200px;
        --section-padding-desktop: 64px 0;
        --section-padding-mobile: 40px 0;
        --focus-ring: 2px solid var(--color-primary);
    }
    html {
        scroll-behavior: smooth;
        -webkit-text-size-adjust: 100%;
    }
    *,
    *::before,
    *::after {
        box-sizing: border-box;
    }
    body {
        font-family: var(--font-family);
        font-size: 16px;
        line-height: 1.75;
        color: var(--color-text);
        background-color: var(--color-bg);
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
        margin: 0;
    }
    img {
        max-width: 100%;
        height: auto;
        display: block;
    }
    a {
        color: var(--color-primary);
        text-decoration: none;
        transition: color var(--transition);
    }
    a:hover {
        color: var(--color-primary-hover);
    }
    a:focus-visible,
    button:focus-visible,
    input:focus-visible,
    select:focus-visible,
    textarea:focus-visible {
        outline: var(--focus-ring);
        outline-offset: 2px;
    }
    button,
    input,
    select,
    textarea {
        font-family: inherit;
        font-size: inherit;
        line-height: inherit;
    }
    button {
        cursor: pointer;
        border: none;
        background: none;
    }
    ul,
    ol {
        margin: 0;
        padding: 0;
        list-style: none;
    }
    h1, h2, h3, h4, h5, h6, p {
        margin-top: 0;
    }
    .container {
        max-width: var(--max-width);
        margin: 0 auto;
        padding: 0 24px;
        width: 100%;
    }

    /* ========== Header & Navigation ========== */
    .site-header {
        position: sticky;
        top: 0;
        z-index: 1000;
        background-color: rgba(255,255,255,0.96);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        border-bottom: 1px solid var(--border-light);
        box-shadow: var(--shadow-sm);
    }
    .site-header .container {
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: 68px;
    }
    .logo {
        flex-shrink: 0;
        display: flex;
        align-items: center;
        gap: 10px;
    }
    .logo-icon {
        width: 36px;
        height: 36px;
        border-radius: 8px;
        background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
        display: flex;
        align-items: center;
        justify-content: center;
        color: #fff;
        font-weight: 700;
        font-size: 16px;
        letter-spacing: -0.01em;
        flex-shrink: 0;
    }
    .logo-text {
        font-size: 17px;
        font-weight: 700;
        color: var(--color-ink);
        letter-spacing: -0.01em;
        white-space: nowrap;
        line-height: 1.3;
    }
    .logo-text small {
        display: block;
        font-size: 11px;
        font-weight: 400;
        color: var(--color-text-secondary);
        letter-spacing: 0.02em;
    }
    .main-nav {
        display: flex;
        align-items: center;
        gap: 6px;
    }
    .main-nav a {
        display: inline-block;
        padding: 8px 14px;
        font-size: 14px;
        font-weight: 500;
        color: var(--color-charcoal);
        border-radius: 6px;
        position: relative;
        transition: color var(--transition), background-color var(--transition);
        white-space: nowrap;
    }
    .main-nav a:not(.active):hover {
        color: var(--color-primary);
        background-color: rgba(196,73,46,0.05);
    }
    .main-nav a.active {
        color: var(--color-primary);
        font-weight: 600;
    }
    .main-nav a.active::after {
        content: '';
        position: absolute;
        left: 14px;
        right: 14px;
        bottom: 4px;
        height: 2px;
        background-color: var(--color-primary);
        border-radius: 2px;
    }
    .nav-toggle {
        display: none;
        width: 40px;
        height: 40px;
        border-radius: 8px;
        align-items: center;
        justify-content: center;
        color: var(--color-charcoal);
        background-color: transparent;
        transition: background-color var(--transition);
    }
    .nav-toggle:hover {
        background-color: rgba(196,73,46,0.06);
    }
    .nav-toggle svg {
        width: 22px;
        height: 22px;
    }

    /* ========== Sections ========== */
    .section {
        padding: var(--section-padding-desktop);
    }
    .section-alt {
        background-color: var(--color-bg-alt);
    }
    .section-white {
        background-color: var(--color-card);
    }
    .section-title {
        font-size: 28px;
        font-weight: 700;
        color: var(--color-ink);
        letter-spacing: -0.01em;
        margin-bottom: 12px;
        line-height: 1.35;
    }
    .section-subtitle {
        font-size: 16px;
        color: var(--color-text-secondary);
        margin-bottom: 36px;
        max-width: 680px;
        line-height: 1.75;
    }
    .section-title-row {
        display: flex;
        align-items: flex-end;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 16px;
        margin-bottom: 28px;
    }
    .section-title-row .section-title {
        margin-bottom: 0;
    }
    .section-link {
        font-size: 14px;
        font-weight: 600;
        color: var(--color-primary);
        display: inline-flex;
        align-items: center;
        gap: 4px;
        white-space: nowrap;
    }
    .section-link:hover {
        color: var(--color-primary-hover);
    }

    /* ========== Breadcrumb ========== */
    .breadcrumb-wrap {
        padding: 20px 0 0;
    }
    .breadcrumb-list {
        display: flex;
        align-items: center;
        flex-wrap: wrap;
        gap: 8px;
        font-size: 14px;
        color: var(--color-text-secondary);
    }
    .breadcrumb-list a {
        color: var(--color-text-secondary);
        transition: color var(--transition);
    }
    .breadcrumb-list a:hover {
        color: var(--color-primary);
    }
    .breadcrumb-list .sep {
        color: #B8A99A;
        user-select: none;
    }
    .breadcrumb-list .current {
        color: var(--color-charcoal);
        font-weight: 600;
    }

    /* ========== Category Hero ========== */
    .category-hero {
        padding: 24px 0 8px;
    }
    .category-hero h1 {
        font-size: 34px;
        font-weight: 700;
        color: var(--color-ink);
        letter-spacing: -0.01em;
        line-height: 1.3;
        margin-bottom: 12px;
    }
    .category-hero .lead {
        font-size: 16px;
        color: var(--color-text-secondary);
        max-width: 760px;
        line-height: 1.8;
        margin-bottom: 0;
    }

    /* ========== Cards Grid ========== */
    .template-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 20px;
    }
    @media (max-width: 1024px) {
        .template-grid {
            grid-template-columns: repeat(3, 1fr);
        }
    }
    @media (max-width: 768px) {
        .template-grid {
            grid-template-columns: repeat(2, 1fr);
            gap: 14px;
        }
    }
    @media (max-width: 520px) {
        .template-grid {
            grid-template-columns: 1fr;
        }
    }
    .template-card {
        background-color: var(--color-card);
        border: 1px solid var(--border-light);
        border-radius: var(--radius-card);
        overflow: hidden;
        box-shadow: var(--shadow-sm);
        transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
        display: flex;
        flex-direction: column;
        height: 100%;
    }
    .template-card:hover {
        box-shadow: var(--shadow-lg);
        transform: translateY(-2px);
        border-color: rgba(196,73,46,0.15);
    }
    .template-card .card-img {
        aspect-ratio: 16 / 9;
        overflow: hidden;
        background-color: var(--color-bg-alt);
        position: relative;
    }
    .template-card .card-img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.4s ease;
    }
    .template-card:hover .card-img img {
        transform: scale(1.04);
    }
    .template-card .card-body {
        padding: 16px 16px 18px;
        display: flex;
        flex-direction: column;
        flex: 1;
    }
    .template-card .card-title {
        font-size: 16px;
        font-weight: 700;
        color: var(--color-charcoal);
        letter-spacing: -0.01em;
        line-height: 1.4;
        margin-bottom: 8px;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    .template-card .card-meta {
        display: flex;
        flex-wrap: wrap;
        gap: 6px;
        margin-bottom: 12px;
    }
    .card-tag {
        display: inline-block;
        padding: 3px 10px;
        font-size: 12px;
        font-weight: 500;
        border-radius: var(--radius-tag);
        background-color: var(--color-bg-alt);
        color: var(--color-text-secondary);
        letter-spacing: 0.01em;
    }
    .card-tag.highlight {
        background-color: var(--color-primary-soft);
        color: var(--color-primary);
    }
    .template-card .card-action {
        margin-top: auto;
        display: flex;
        gap: 10px;
    }
    .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 6px;
        padding: 10px 18px;
        font-size: 14px;
        font-weight: 600;
        border-radius: var(--radius-btn);
        transition: all var(--transition);
        text-align: center;
        line-height: 1.4;
        white-space: nowrap;
    }
    .btn-primary {
        background-color: var(--color-primary);
        color: #fff;
    }
    .btn-primary:hover {
        background-color: var(--color-primary-hover);
        color: #fff;
        transform: translateY(-1px);
    }
    .btn-outline {
        background-color: transparent;
        color: var(--color-primary);
        border: 1px solid var(--color-primary);
    }
    .btn-outline:hover {
        background-color: var(--color-primary-soft);
        color: var(--color-primary-hover);
        border-color: var(--color-primary-hover);
    }
    .btn-sm {
        padding: 7px 14px;
        font-size: 13px;
    }
    .btn-block {
        width: 100%;
    }

    /* ========== Scene Strip ========== */
    .scene-strip {
        display: grid;
        grid-template-columns: repeat(5, 1fr);
        gap: 14px;
    }
    @media (max-width: 1024px) {
        .scene-strip {
            grid-template-columns: repeat(3, 1fr);
        }
    }
    @media (max-width: 768px) {
        .scene-strip {
            grid-template-columns: repeat(2, 1fr);
        }
    }
    @media (max-width: 480px) {
        .scene-strip {
            grid-template-columns: 1fr;
        }
    }
    .scene-chip {
        background-color: var(--color-card);
        border: 1px solid var(--border-light);
        border-radius: 12px;
        padding: 18px 14px;
        text-align: center;
        font-size: 14px;
        font-weight: 600;
        color: var(--color-charcoal);
        transition: all var(--transition);
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        box-shadow: var(--shadow-sm);
    }
    .scene-chip:hover {
        border-color: var(--color-primary);
        color: var(--color-primary);
        box-shadow: var(--shadow-lg);
        transform: translateY(-1px);
    }
    .scene-chip .icon {
        font-size: 18px;
        flex-shrink: 0;
    }

    /* ========== Specs ========== */
    .spec-list {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 18px;
    }
    @media (max-width: 1024px) {
        .spec-list {
            grid-template-columns: repeat(2, 1fr);
        }
    }
    @media (max-width: 520px) {
        .spec-list {
            grid-template-columns: 1fr;
        }
    }
    .spec-item {
        background-color: var(--color-card);
        border-radius: 12px;
        padding: 20px;
        border: 1px solid var(--border-light);
        box-shadow: var(--shadow-sm);
        transition: all var(--transition);
    }
    .spec-item:hover {
        box-shadow: var(--shadow-lg);
        transform: translateY(-1px);
    }
    .spec-item .spec-icon {
        width: 40px;
        height: 40px;
        border-radius: 8px;
        background-color: var(--color-primary-soft);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 18px;
        margin-bottom: 12px;
        color: var(--color-primary);
    }
    .spec-item h3 {
        font-size: 15px;
        font-weight: 700;
        color: var(--color-charcoal);
        margin-bottom: 6px;
    }
    .spec-item p {
        font-size: 13px;
        color: var(--color-text-secondary);
        line-height: 1.65;
        margin-bottom: 0;
    }

    /* ========== Stats Bar ========== */
    .stats-bar {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 20px;
        background-color: var(--color-card);
        border-radius: var(--radius-card);
        padding: 32px 24px;
        box-shadow: var(--shadow-sm);
        border: 1px solid var(--border-light);
    }
    @media (max-width: 768px) {
        .stats-bar {
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
            padding: 24px 16px;
        }
    }
    .stat-item {
        text-align: center;
    }
    .stat-item .stat-number {
        display: block;
        font-size: 32px;
        font-weight: 700;
        color: var(--color-primary);
        letter-spacing: -0.01em;
        line-height: 1.2;
    }
    .stat-item .stat-label {
        display: block;
        font-size: 13px;
        color: var(--color-text-secondary);
        margin-top: 4px;
    }

    /* ========== FAQ ========== */
    .faq-list {
        display: flex;
        flex-direction: column;
        gap: 12px;
        max-width: 820px;
        margin: 0 auto;
    }
    .faq-item {
        background-color: var(--color-card);
        border: 1px solid var(--border-light);
        border-radius: 12px;
        overflow: hidden;
        box-shadow: var(--shadow-sm);
        transition: all var(--transition);
    }
    .faq-item.open {
        border-color: var(--color-primary);
        box-shadow: var(--shadow-lg);
    }
    .faq-item .faq-question {
        width: 100%;
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 18px 20px;
        font-size: 15px;
        font-weight: 600;
        color: var(--color-charcoal);
        text-align: left;
        transition: color var(--transition);
    }
    .faq-item .faq-question:hover {
        color: var(--color-primary);
    }
    .faq-item .faq-question .faq-icon {
        width: 24px;
        height: 24px;
        flex-shrink: 0;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 20px;
        color: var(--color-primary);
        transition: transform 0.3s ease;
    }
    .faq-item.open .faq-question .faq-icon {
        transform: rotate(45deg);
    }
    .faq-item .faq-answer {
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.35s ease;
    }
    .faq-item.open .faq-answer {
        max-height: 300px;
    }
    .faq-item .faq-answer-inner {
        padding: 0 20px 18px;
        font-size: 14px;
        color: var(--color-text-secondary);
        line-height: 1.75;
    }

    /* ========== Keywords Cloud ========== */
    .keyword-cloud {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
        justify-content: center;
    }
    .keyword-tag {
        display: inline-block;
        padding: 8px 16px;
        font-size: 13px;
        font-weight: 500;
        border-radius: 30px;
        background-color: var(--color-card);
        border: 1px solid var(--border-light);
        color: var(--color-text-secondary);
        transition: all var(--transition);
    }
    .keyword-tag:hover {
        border-color: var(--color-primary);
        color: var(--color-primary);
        box-shadow: var(--shadow-sm);
        transform: translateY(-1px);
    }

    /* ========== Subscribe ========== */
    .subscribe-form {
        max-width: 560px;
        margin: 0 auto;
        display: flex;
        gap: 12px;
    }
    @media (max-width: 520px) {
        .subscribe-form {
            flex-direction: column;
        }
    }
    .subscribe-form input[type="email"] {
        flex: 1;
        padding: 12px 16px;
        border: 1px solid #D8CFC4;
        border-radius: var(--radius-btn);
        font-size: 14px;
        color: var(--color-text);
        background-color: var(--color-card);
        transition: border-color var(--transition), box-shadow var(--transition);
        outline: none;
    }
    .subscribe-form input[type="email"]:focus {
        border-color: var(--color-primary);
        box-shadow: 0 0 0 3px rgba(196,73,46,0.1);
    }
    .subscribe-form input[type="email"]::placeholder {
        color: #A89B8F;
    }
    .subscribe-form .btn {
        flex-shrink: 0;
    }
    .subscribe-note {
        text-align: center;
        font-size: 12px;
        color: var(--color-text-secondary);
        margin-top: 12px;
    }

    /* ========== Footer ========== */
    .site-footer {
        background-color: var(--color-ink);
        color: rgba(255,255,255,0.85);
        padding: 56px 0 0;
        margin-top: 0;
    }
    .site-footer .container {
        display: grid;
        grid-template-columns: 2fr 1fr 1fr 1.2fr;
        gap: 32px;
        padding-bottom: 36px;
    }
    @media (max-width: 1024px) {
        .site-footer .container {
            grid-template-columns: repeat(2, 1fr);
            gap: 28px;
        }
    }
    @media (max-width: 520px) {
        .site-footer .container {
            grid-template-columns: 1fr;
            gap: 24px;
        }
    }
    .footer-brand {
        font-size: 18px;
        font-weight: 700;
        color: #fff;
        letter-spacing: -0.01em;
        line-height: 1.4;
        margin-bottom: 10px;
    }
    .footer-brand small {
        display: block;
        font-size: 12px;
        font-weight: 400;
        color: rgba(255,255,255,0.5);
        margin-top: 4px;
    }
    .footer-desc {
        font-size: 14px;
        color: rgba(255,255,255,0.6);
        line-height: 1.7;
        margin-bottom: 0;
        max-width: 340px;
    }
    .footer-col h3 {
        font-size: 14px;
        font-weight: 700;
        color: #fff;
        margin-bottom: 14px;
        letter-spacing: 0.02em;
    }
    .footer-col ul {
        display: flex;
        flex-direction: column;
        gap: 8px;
    }
    .footer-col ul a {
        font-size: 14px;
        color: rgba(255,255,255,0.6);
        transition: color var(--transition);
    }
    .footer-col ul a:hover {
        color: #fff;
    }
    .footer-subscribe {
        display: flex;
        gap: 8px;
    }
    .footer-subscribe input {
        flex: 1;
        padding: 10px 14px;
        border: 1px solid rgba(255,255,255,0.2);
        border-radius: 6px;
        font-size: 13px;
        color: #fff;
        background-color: rgba(255,255,255,0.06);
        outline: none;
        transition: border-color var(--transition);
    }
    .footer-subscribe input::placeholder {
        color: rgba(255,255,255,0.35);
    }
    .footer-subscribe input:focus {
        border-color: var(--color-primary);
    }
    .footer-subscribe button {
        padding: 10px 18px;
        background-color: var(--color-primary);
        color: #fff;
        font-size: 13px;
        font-weight: 600;
        border-radius: 6px;
        transition: background-color var(--transition);
        white-space: nowrap;
    }
    .footer-subscribe button:hover {
        background-color: var(--color-primary-hover);
    }
    .footer-bottom {
        border-top: 1px solid rgba(255,255,255,0.1);
        padding: 18px 0;
    }
    .footer-bottom .container {
        display: block;
        padding-bottom: 0;
    }
    .footer-bottom p {
        font-size: 13px;
        color: rgba(255,255,255,0.4);
        margin-bottom: 0;
        text-align: center;
    }
    .footer-bottom a {
        color: rgba(255,255,255,0.6);
    }
    .footer-bottom a:hover {
        color: #fff;
    }

    /* ========== Mobile Nav ========== */
    @media (max-width: 768px) {
        .nav-toggle {
            display: flex;
        }
        .main-nav {
            position: fixed;
            top: 68px;
            left: 0;
            right: 0;
            background-color: #fff;
            flex-direction: column;
            align-items: flex-start;
            padding: 16px 24px 24px;
            gap: 4px;
            border-bottom: 1px solid var(--border-light);
            box-shadow: var(--shadow-lg);
            display: none;
            z-index: 999;
        }
        .main-nav.open {
            display: flex;
        }
        .main-nav a {
            width: 100%;
            padding: 12px 16px;
            font-size: 15px;
            border-radius: 6px;
        }
        .main-nav a.active::after {
            display: none;
        }
        .main-nav a.active {
            background-color: var(--color-primary-soft);
        }
        .section {
            padding: var(--section-padding-mobile);
        }
        .category-hero h1 {
            font-size: 26px;
        }
        .section-title {
            font-size: 22px;
        }
    }

    /* ========== Responsive Tweaks ========== */
    @media (min-width: 769px) and (max-width: 1024px) {
        .template-grid {
            grid-template-columns: repeat(3, 1fr);
        }
    }
    @media (max-width: 768px) {
        .template-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .scene-strip {
            grid-template-columns: repeat(2, 1fr);
        }
        .spec-list {
            grid-template-columns: 1fr 1fr;
        }
        .stats-bar {
            grid-template-columns: repeat(2, 1fr);
        }
    }
    @media (max-width: 520px) {
        .template-grid {
            grid-template-columns: 1fr;
        }
        .scene-strip {
            grid-template-columns: 1fr;
        }
        .spec-list {
            grid-template-columns: 1fr;
        }
        .stats-bar {
            grid-template-columns: 1fr 1fr;
        }
        .section-title-row {
            flex-direction: column;
            align-items: flex-start;
        }
    }