/* roulang page: index */
:root {
            --color-primary: #D83A1F;
            --color-primary-dark: #B8311A;
            --color-dark: #1E2226;
            --color-dark-light: #2B3036;
            --color-gold: #F5B800;
            --color-bg: #F7F5F2;
            --color-bg-light: #FFFFFF;
            --color-text: #1E2226;
            --color-text-muted: #6B7178;
            --color-border: #E5E1DA;
            --color-border-strong: #D1CCC3;
            --radius-sm: 0.5rem;
            --radius-md: 0.75rem;
            --radius-lg: 1rem;
            --radius-xl: 1.25rem;
            --radius-2xl: 1.5rem;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 24px 48px rgba(0, 0, 0, 0.16);
            --transition-base: all 0.2s ease;
            --transition-slow: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-display: "Inter", "Noto Sans CJK SC", "PingFang SC", "Microsoft YaHei", sans-serif;
            --font-body: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
        }

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

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

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }

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

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        input {
            outline: none;
        }

        ::selection {
            background-color: var(--color-primary);
            color: #fff;
        }

        .font-display {
            font-family: var(--font-display);
        }

        .text-balance {
            text-wrap: balance;
        }

        .text-pretty {
            text-wrap: pretty;
        }

        .section-label {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--color-primary);
            margin-bottom: 0.75rem;
            border-left: 3px solid var(--color-primary);
            padding-left: 0.75rem;
        }

        .section-title {
            font-size: clamp(1.5rem, 3vw, 2.25rem);
            font-weight: 800;
            line-height: 1.3;
            color: var(--color-text);
            letter-spacing: -0.02em;
        }

        .section-title-dark {
            color: #fff;
        }

        .section-desc {
            font-size: 1rem;
            line-height: 1.8;
            color: var(--color-text-muted);
            max-width: 42rem;
        }

        /* ============ Header / Navigation ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: #fff;
            border-bottom: 1px solid var(--color-border);
            transition: box-shadow 0.25s ease;
        }

        .site-header.is-scrolled {
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
        }

        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0.75rem 1.5rem;
            max-width: 1152px;
            margin: 0 auto;
            gap: 1rem;
        }

        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 800;
            font-size: 1.1rem;
            letter-spacing: -0.03em;
            flex-shrink: 0;
        }

        .logo-text {
            font-size: 1.25rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--color-text);
            white-space: nowrap;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            flex-shrink: 0;
        }

        .search-btn,
        .user-btn {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            border: 1px solid var(--color-border);
            color: var(--color-text-muted);
            transition: var(--transition-base);
            background: #fff;
        }

        .search-btn:hover,
        .user-btn:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background: rgba(216, 58, 31, 0.04);
        }

        .search-btn:focus-visible,
        .user-btn:focus-visible,
        .btn:focus-visible,
        .nav-link:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            padding: 0.625rem 1.25rem;
            border-radius: 9999px;
            font-weight: 600;
            font-size: 0.9rem;
            transition: var(--transition-base);
            white-space: nowrap;
            cursor: pointer;
        }

        .btn-primary {
            background: var(--color-primary);
            color: #fff;
            box-shadow: 0 2px 8px rgba(216, 58, 31, 0.25);
        }

        .btn-primary:hover {
            background: var(--color-primary-dark);
            box-shadow: 0 6px 16px rgba(216, 58, 31, 0.35);
            transform: translateY(-2px);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(216, 58, 31, 0.25);
        }

        .btn-outline-light {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.7);
        }

        .btn-outline-light:hover {
            background: #fff;
            color: var(--color-text);
            border-color: #fff;
            transform: translateY(-2px);
        }

        .btn-outline-dark {
            background: transparent;
            color: var(--color-text);
            border: 2px solid var(--color-text);
        }

        .btn-outline-dark:hover {
            background: var(--color-text);
            color: #fff;
            transform: translateY(-2px);
        }

        .btn-sm {
            padding: 0.5rem 1rem;
            font-size: 0.82rem;
        }

        .btn-lg {
            padding: 0.875rem 1.75rem;
            font-size: 1rem;
        }

        /* Channel Tabs */
        .header-nav {
            border-top: 1px solid var(--color-border);
            background: #fff;
        }

        .nav-tabs {
            display: flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.6rem 1.5rem;
            max-width: 1152px;
            margin: 0 auto;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .nav-tabs::-webkit-scrollbar {
            display: none;
        }

        .nav-tab {
            display: inline-flex;
            align-items: center;
            padding: 0.55rem 1.1rem;
            border-radius: 9999px;
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--color-text);
            background: #F0EEEA;
            white-space: nowrap;
            transition: var(--transition-base);
            flex-shrink: 0;
        }

        .nav-tab:hover {
            background: #E8E5DF;
            color: var(--color-text);
        }

        .nav-tab.active {
            background: var(--color-primary);
            color: #fff;
            box-shadow: 0 2px 8px rgba(216, 58, 31, 0.3);
        }

        .nav-tab:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
        }

        /* ============ Hero Bento ============ */
        .hero-section {
            background: var(--color-dark);
            position: relative;
            overflow: hidden;
            min-height: 100vh;
            display: flex;
            align-items: center;
            padding: 4rem 1.5rem 5rem;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: -20%;
            left: -15%;
            width: 80%;
            height: 120%;
            background: radial-gradient(ellipse at 30% 40%, rgba(216, 58, 31, 0.55) 0%, rgba(216, 58, 31, 0.15) 40%, transparent 70%);
            pointer-events: none;
            z-index: 1;
        }

        .hero-bg-img {
            position: absolute;
            top: 0;
            right: 0;
            width: 55%;
            height: 100%;
            object-fit: cover;
            opacity: 0.2;
            pointer-events: none;
            z-index: 0;
            mask-image: linear-gradient(to left, rgba(0, 0, 0, 0.8), transparent);
            -webkit-mask-image: linear-gradient(to left, rgba(0, 0, 0, 0.8), transparent);
        }

        .hero-container {
            max-width: 1152px;
            margin: 0 auto;
            position: relative;
            z-index: 2;
            width: 100%;
        }

        .hero-bento {
            display: grid;
            grid-template-columns: 1fr 1fr;
            grid-template-rows: auto auto;
            gap: 1.25rem;
        }

        .hero-main-card {
            grid-column: 1 / 2;
            grid-row: 1 / 3;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-2xl);
            padding: 2.5rem;
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
        }

        .hero-sub-card {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-xl);
            padding: 1.5rem;
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            transition: var(--transition-base);
        }

        .hero-sub-card:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(255, 255, 255, 0.22);
            transform: translateY(-3px);
        }

        .hero-h1 {
            font-size: clamp(2rem, 5vw, 3.25rem);
            font-weight: 800;
            line-height: 1.2;
            color: #fff;
            letter-spacing: -0.03em;
            margin-bottom: 1rem;
            text-wrap: balance;
        }

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

        .hero-subtitle {
            font-size: 1.05rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 1rem;
            max-width: 34rem;
        }

        .hero-intro {
            font-size: 0.92rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.65);
            margin-bottom: 1.75rem;
            max-width: 36rem;
        }

        .hero-cta-row {
            display: flex;
            flex-wrap: wrap;
            gap: 0.75rem;
            margin-bottom: 2rem;
        }

        .hero-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
        }

        .hero-badge {
            display: flex;
            align-items: baseline;
            gap: 0.4rem;
            color: rgba(255, 255, 255, 0.85);
        }

        .hero-badge-num {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--color-gold);
            font-family: var(--font-display);
            letter-spacing: -0.02em;
        }

        .hero-badge-label {
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.6);
        }

        .hero-sub-card-title {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.5rem;
        }

        .hero-sub-card-text {
            font-size: 0.82rem;
            line-height: 1.6;
            color: rgba(255, 255, 255, 0.65);
        }

        .hero-sub-card-link {
            display: inline-block;
            margin-top: 0.75rem;
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--color-primary);
            transition: var(--transition-base);
        }

        .hero-sub-card-link:hover {
            color: var(--color-gold);
        }

        /* ============ Section Base ============ */
        .section {
            padding: 4rem 1.5rem;
        }

        .section-inner {
            max-width: 1152px;
            margin: 0 auto;
        }

        .section-dark {
            background: var(--color-dark);
        }

        .section-bg {
            background: var(--color-bg);
        }

        .section-white {
            background: #fff;
        }

        /* ============ Trust Data Bar ============ */
        .data-bar {
            background: var(--color-dark);
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            padding: 2.5rem 1.5rem;
        }

        .data-bar-inner {
            max-width: 1152px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 1.5rem;
        }

        .data-item {
            text-align: center;
        }

        .data-num {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            font-family: var(--font-display);
            letter-spacing: -0.02em;
            line-height: 1.1;
        }

        .data-num .unit {
            font-size: 1rem;
            color: var(--color-gold);
            font-weight: 600;
        }

        .data-label {
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.55);
            margin-top: 0.35rem;
        }

        /* ============ Feature Cards ============ */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.25rem;
        }

        .feature-card {
            background: #fff;
            border-radius: var(--radius-2xl);
            padding: 1.75rem;
            border-top: 3px solid var(--color-primary);
            box-shadow: var(--shadow-sm);
            transition: var(--transition-base);
            border: 1px solid var(--color-border);
            border-top: 3px solid var(--color-primary);
        }

        .feature-card:hover {
            box-shadow: var(--shadow-xl);
            transform: translateY(-4px);
            border-color: var(--color-border-strong);
        }

        .feature-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: rgba(216, 58, 31, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1rem;
            font-size: 1.25rem;
        }

        .feature-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 0.5rem;
        }

        .feature-desc {
            font-size: 0.88rem;
            line-height: 1.7;
            color: var(--color-text-muted);
            margin-bottom: 0.75rem;
        }

        .feature-link {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-primary);
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            transition: var(--transition-base);
        }

        .feature-link:hover {
            color: var(--color-primary-dark);
            gap: 0.5rem;
        }

        /* ============ Scene Display ============ */
        .scene-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2.5rem;
            align-items: center;
            margin-bottom: 3rem;
        }

        .scene-row:last-child {
            margin-bottom: 0;
        }

        .scene-row.reversed .scene-img {
            order: 2;
        }

        .scene-row.reversed .scene-text {
            order: 1;
        }

        .scene-img {
            border-radius: var(--radius-2xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            aspect-ratio: 16/10;
        }

        .scene-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

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

        .scene-title {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 0.75rem;
        }

        .scene-desc {
            font-size: 0.92rem;
            line-height: 1.8;
            color: var(--color-text-muted);
            margin-bottom: 0.75rem;
        }

        .scene-link {
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--color-primary);
            transition: var(--transition-base);
        }

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

        /* ============ Brand Intro ============ */
        .brand-intro {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 3rem;
            align-items: start;
        }

        .brand-left-title {
            font-size: clamp(1.6rem, 3vw, 2.25rem);
            font-weight: 800;
            color: var(--color-text);
            letter-spacing: -0.02em;
        }

        .brand-right {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }

        .brand-right p {
            font-size: 0.95rem;
            line-height: 1.85;
            color: var(--color-text-muted);
        }

        .brand-img {
            border-radius: var(--radius-2xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            margin-top: 1.5rem;
            aspect-ratio: 16/7;
        }

        .brand-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .brand-milestones {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            margin-top: 1rem;
        }

        .brand-ms {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 0.75rem 1.25rem;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-text);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .brand-ms-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--color-primary);
            flex-shrink: 0;
        }

        /* ============ Testimonials ============ */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.25rem;
        }

        .testimonial-card {
            background: #fff;
            border-radius: var(--radius-2xl);
            padding: 1.75rem;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition-base);
            position: relative;
        }

        .testimonial-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }

        .testimonial-quote-mark {
            font-size: 2.5rem;
            line-height: 1;
            color: var(--color-primary);
            opacity: 0.25;
            font-weight: 800;
            margin-bottom: 0.5rem;
        }

        .testimonial-text {
            font-size: 0.88rem;
            line-height: 1.75;
            color: var(--color-text);
            margin-bottom: 1rem;
        }

        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }

        .testimonial-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-primary), var(--color-gold));
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 0.9rem;
        }

        .testimonial-name {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--color-text);
        }

        .testimonial-role {
            font-size: 0.75rem;
            color: var(--color-text-muted);
        }

        /* ============ Compare Table ============ */
        .compare-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.5rem;
        }

        .compare-panel {
            border-radius: var(--radius-2xl);
            padding: 1.75rem;
            border: 2px solid;
        }

        .compare-panel.win {
            background: #FFFBF7;
            border-color: var(--color-primary);
            box-shadow: 0 4px 16px rgba(216, 58, 31, 0.08);
        }

        .compare-panel.traditional {
            background: #F5F4F2;
            border-color: var(--color-border);
        }

        .compare-title {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 1.25rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .compare-panel.win .compare-title {
            color: var(--color-primary);
        }

        .compare-panel.traditional .compare-title {
            color: var(--color-text-muted);
        }

        .compare-item {
            display: flex;
            align-items: flex-start;
            gap: 0.6rem;
            padding: 0.65rem 0;
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
            font-size: 0.88rem;
            line-height: 1.6;
        }

        .compare-item:last-child {
            border-bottom: none;
        }

        .compare-panel.win .compare-item {
            color: var(--color-text);
        }

        .compare-panel.traditional .compare-item {
            color: var(--color-text-muted);
        }

        .compare-check {
            color: var(--color-primary);
            font-weight: 700;
        }

        .compare-x {
            color: #999;
            font-weight: 700;
        }

        /* ============ News Cards ============ */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }

        .news-card {
            background: #fff;
            border-radius: var(--radius-2xl);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border);
            transition: var(--transition-base);
        }

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

        .news-thumb {
            aspect-ratio: 16/9;
            overflow: hidden;
        }

        .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .news-card:hover .news-thumb img {
            transform: scale(1.05);
        }

        .news-body {
            padding: 1.25rem;
        }

        .news-date {
            font-size: 0.75rem;
            color: var(--color-text-muted);
            margin-bottom: 0.4rem;
        }

        .news-title {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.5;
            margin-bottom: 0.5rem;
        }

        .news-summary {
            font-size: 0.82rem;
            line-height: 1.6;
            color: var(--color-text-muted);
        }

        .view-more-link {
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--color-primary);
            transition: var(--transition-base);
        }

        .view-more-link:hover {
            color: var(--color-primary-dark);
            gap: 0.55rem;
        }

        /* ============ FAQ ============ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
            max-width: 48rem;
            margin: 0 auto;
        }

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

        .faq-item:hover {
            border-color: var(--color-border-strong);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            padding: 1rem 1.25rem;
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--color-text);
            text-align: left;
            cursor: pointer;
            transition: var(--transition-base);
            background: none;
            border: none;
        }

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

        .faq-icon {
            width: 24px;
            height: 24px;
            flex-shrink: 0;
            border-radius: 50%;
            background: rgba(216, 58, 31, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: var(--color-primary);
            transition: var(--transition-base);
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: var(--color-primary);
            color: #fff;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 1.25rem;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 1.25rem 1.25rem;
        }

        .faq-answer p {
            font-size: 0.85rem;
            line-height: 1.75;
            color: var(--color-text-muted);
        }

        /* ============ Guarantee Bar ============ */
        .guarantee-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.25rem;
        }

        .guarantee-item {
            text-align: center;
            padding: 1.5rem 1rem;
            border-radius: var(--radius-lg);
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            transition: var(--transition-base);
        }

        .guarantee-item:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(255, 255, 255, 0.2);
        }

        .guarantee-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: rgba(245, 184, 0, 0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 0.75rem;
            font-size: 1.4rem;
        }

        .guarantee-name {
            font-size: 0.9rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.35rem;
        }

        .guarantee-desc {
            font-size: 0.78rem;
            line-height: 1.6;
            color: rgba(255, 255, 255, 0.6);
        }

        /* ============ Training Matrix ============ */
        .matrix-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.25rem;
        }

        .matrix-item {
            border-radius: var(--radius-xl);
            overflow: hidden;
            position: relative;
            min-height: 180px;
            background: var(--color-dark-light);
            transition: var(--transition-base);
            cursor: pointer;
        }

        .matrix-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-xl);
        }

        .matrix-item img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.5;
            position: absolute;
            inset: 0;
        }

        .matrix-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(0, 0, 0, 0.7) 0%, rgba(0, 0, 0, 0.2) 60%, transparent 100%);
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 1.25rem;
        }

        .matrix-name {
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.3rem;
        }

        .matrix-desc {
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.75);
        }

        /* ============ Team Cards ============ */
        .team-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.25rem;
        }

        .team-card {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-2xl);
            padding: 1.5rem;
            text-align: center;
            transition: var(--transition-base);
        }

        .team-card:hover {
            border-color: var(--color-primary);
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }

        .team-avatar {
            width: 72px;
            height: 72px;
            border-radius: 50%;
            background: linear-gradient(135deg, #2B3036, #4A5058);
            margin: 0 auto 1rem;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 1.3rem;
        }

        .team-name {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 0.25rem;
        }

        .team-speciality {
            font-size: 0.8rem;
            color: var(--color-primary);
            font-weight: 600;
            margin-bottom: 0.5rem;
        }

        .team-bio {
            font-size: 0.8rem;
            line-height: 1.6;
            color: var(--color-text-muted);
        }

        /* ============ Timeline ============ */
        .timeline {
            position: relative;
            display: flex;
            justify-content: space-between;
            gap: 1rem;
            padding-top: 1.5rem;
        }

        .timeline::before {
            content: '';
            position: absolute;
            top: 8px;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--color-border-strong);
        }

        .timeline-item {
            flex: 1;
            text-align: center;
            position: relative;
            padding-top: 1.5rem;
        }

        .timeline-dot {
            width: 18px;
            height: 18px;
            border-radius: 50%;
            background: var(--color-primary);
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            border: 3px solid #fff;
            box-shadow: 0 0 0 3px rgba(216, 58, 31, 0.2);
        }

        .timeline-year {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--color-primary);
            font-family: var(--font-display);
        }

        .timeline-event {
            font-size: 0.82rem;
            color: var(--color-text);
            margin-top: 0.3rem;
        }

        /* ============ Partner Strip ============ */
        .partner-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 1rem;
        }

        .partner-placeholder {
            background: #F5F4F2;
            border: 1px dashed var(--color-border-strong);
            border-radius: var(--radius-lg);
            padding: 1.5rem 1rem;
            text-align: center;
            font-size: 0.8rem;
            color: var(--color-text-muted);
            font-weight: 600;
            opacity: 0.7;
            transition: var(--transition-base);
        }

        .partner-placeholder:hover {
            opacity: 1;
            border-color: var(--color-primary);
            background: #FFFBF7;
        }

        /* ============ Subscribe CTA ============ */
        .subscribe-cta {
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 60%, var(--color-dark) 100%);
            border-radius: var(--radius-2xl);
            padding: 3rem 2rem;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .subscribe-cta::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 60%;
            height: 200%;
            background: radial-gradient(ellipse at center, rgba(245, 184, 0, 0.15) 0%, transparent 70%);
            pointer-events: none;
        }

        .subscribe-title {
            font-size: 1.6rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 0.75rem;
            position: relative;
            z-index: 1;
        }

        .subscribe-desc {
            font-size: 0.92rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.8);
            max-width: 30rem;
            margin: 0 auto 1.5rem;
            position: relative;
            z-index: 1;
        }

        .subscribe-form {
            display: flex;
            gap: 0.75rem;
            max-width: 28rem;
            margin: 0 auto;
            position: relative;
            z-index: 1;
        }

        .subscribe-input {
            flex: 1;
            padding: 0.875rem 1.25rem;
            border-radius: 9999px;
            border: 2px solid rgba(255, 255, 255, 0.3);
            background: rgba(255, 255, 255, 0.95);
            font-size: 0.9rem;
            color: var(--color-text);
            transition: var(--transition-base);
        }

        .subscribe-input:focus {
            border-color: #fff;
            box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.3);
        }

        .subscribe-btn {
            padding: 0.875rem 1.75rem;
            border-radius: 9999px;
            background: var(--color-dark);
            color: #fff;
            font-weight: 700;
            font-size: 0.9rem;
            transition: var(--transition-base);
            white-space: nowrap;
        }

        .subscribe-btn:hover {
            background: var(--color-gold);
            color: var(--color-dark);
            transform: translateY(-2px);
        }

        /* ============ Footer ============ */
        .site-footer {
            background: var(--color-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 3rem 1.5rem 5.5rem;
            border-top: 3px solid var(--color-primary);
        }

        .footer-inner {
            max-width: 1152px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }

        .footer-top {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            flex-wrap: wrap;
            gap: 2rem;
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 1.2rem;
            font-weight: 800;
            color: #fff;
        }

        .footer-brand .logo-icon {
            width: 32px;
            height: 32px;
            font-size: 0.95rem;
            border-radius: 8px;
        }

        .footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 0.75rem 1.5rem;
            font-size: 0.85rem;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.7);
            transition: var(--transition-base);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 1.5rem;
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            font-size: 0.78rem;
            justify-content: space-between;
            align-items: center;
        }

        .footer-copyright {
            color: rgba(255, 255, 255, 0.6);
        }

        .footer-beian {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-beian span {
            white-space: nowrap;
        }

        /* ============ Fixed Bottom CTA ============ */
        .fixed-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 90;
            background: var(--color-dark);
            border-top: 2px solid rgba(216, 58, 31, 0.5);
            padding: 0.85rem 1.5rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            transform: translateY(100%);
            transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.25);
        }

        .fixed-cta-bar.visible {
            transform: translateY(0);
        }

        .fixed-cta-text {
            font-size: 0.9rem;
            color: #fff;
            font-weight: 600;
        }

        .fixed-cta-text .highlight {
            color: var(--color-gold);
        }

        .fixed-cta-close {
            position: absolute;
            top: -12px;
            right: 16px;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            font-size: 0.75rem;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition-base);
        }

        .fixed-cta-close:hover {
            background: var(--color-primary-dark);
        }

        /* ============ Responsive ============ */
        @media (max-width: 1024px) {
            .hero-bento {
                grid-template-columns: 1fr;
                grid-template-rows: auto auto auto;
            }

            .hero-main-card {
                grid-column: 1 / 2;
                grid-row: 1 / 2;
            }

            .data-bar-inner {
                grid-template-columns: repeat(3, 1fr);
                gap: 1.25rem;
            }

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

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

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

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

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

            .timeline {
                flex-wrap: wrap;
                gap: 1.5rem;
            }

            .timeline-item {
                flex: 0 0 30%;
                text-align: left;
                padding-left: 0;
            }

            .timeline::before {
                display: none;
            }

            .timeline-dot {
                left: 0;
            }
        }

        @media (max-width: 768px) {
            .section {
                padding: 2.5rem 1rem;
            }

            .header-top {
                padding: 0.6rem 1rem;
                flex-wrap: wrap;
            }

            .header-actions {
                gap: 0.5rem;
            }

            .logo-text {
                font-size: 1.05rem;
            }

            .btn-sm {
                padding: 0.45rem 0.85rem;
                font-size: 0.78rem;
            }

            .nav-tabs {
                padding: 0.5rem 1rem;
                gap: 0.3rem;
            }

            .nav-tab {
                padding: 0.45rem 0.85rem;
                font-size: 0.78rem;
            }

            .hero-section {
                padding: 3rem 1rem 4rem;
                min-height: auto;
            }

            .hero-main-card {
                padding: 1.5rem;
            }

            .hero-h1 {
                font-size: 1.7rem;
            }

            .hero-intro {
                font-size: 0.85rem;
            }

            .hero-badges {
                gap: 1rem;
            }

            .hero-badge-num {
                font-size: 1.2rem;
            }

            .feature-grid,
            .news-grid,
            .testimonial-grid,
            .guarantee-grid,
            .matrix-grid,
            .team-grid {
                grid-template-columns: 1fr;
            }

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

            .scene-row {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }

            .scene-row.reversed .scene-img {
                order: 1;
            }

            .scene-row.reversed .scene-text {
                order: 2;
            }

            .brand-intro {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }

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

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

            .subscribe-cta {
                padding: 2rem 1.25rem;
            }

            .subscribe-form {
                flex-direction: column;
            }

            .subscribe-btn {
                width: 100%;
            }

            .footer-top {
                flex-direction: column;
                gap: 1rem;
            }

            .fixed-cta-bar {
                padding: 0.7rem 1rem;
                flex-direction: column;
                text-align: center;
                gap: 0.5rem;
            }

            .fixed-cta-text {
                font-size: 0.8rem;
            }

            .site-footer {
                padding-bottom: 7rem;
            }
        }

        @media (max-width: 520px) {
            .header-top {
                gap: 0.5rem;
            }

            .search-btn,
            .user-btn {
                width: 34px;
                height: 34px;
                font-size: 0.85rem;
            }

            .hero-h1 {
                font-size: 1.4rem;
            }

            .hero-subtitle {
                font-size: 0.9rem;
            }

            .hero-cta-row {
                flex-direction: column;
            }

            .hero-cta-row .btn {
                width: 100%;
                justify-content: center;
            }

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

            .data-num {
                font-size: 1.5rem;
            }

            .brand-milestones {
                flex-direction: column;
            }

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

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.75rem;
            }
        }

/* roulang page: category1 */
:root {
            --color-primary: #D83A1F;
            --color-primary-dark: #B8311A;
            --color-dark: #1E2226;
            --color-dark-light: #2B3036;
            --color-gold: #F5B800;
            --color-bg: #F7F5F2;
            --color-bg-light: #FFFFFF;
            --color-text: #1E2226;
            --color-text-muted: #6B7178;
            --color-border: #E5E1DA;
            --color-border-strong: #D1CCC3;
            --radius-sm: 0.5rem;
            --radius-md: 0.75rem;
            --radius-lg: 1rem;
            --radius-xl: 1.25rem;
            --radius-2xl: 1.5rem;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 24px 48px rgba(0, 0, 0, 0.16);
            --transition-base: all 0.2s ease;
            --transition-slow: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-display: "Inter", "Noto Sans CJK SC", "PingFang SC", "Microsoft YaHei", sans-serif;
            --font-body: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
        }

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

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }

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

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        input {
            outline: none;
        }

        .text-balance {
            text-wrap: balance;
        }

        .text-pretty {
            text-wrap: pretty;
        }

        .section-label {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--color-primary);
            margin-bottom: 0.75rem;
            border-left: 3px solid var(--color-primary);
            padding-left: 0.75rem;
        }

        .section-title {
            font-size: clamp(1.5rem, 3vw, 2.25rem);
            font-weight: 800;
            line-height: 1.3;
            color: var(--color-text);
            letter-spacing: -0.02em;
        }

        .section-title-dark {
            color: #fff;
        }

        .section-desc {
            font-size: 1rem;
            line-height: 1.8;
            color: var(--color-text-muted);
            max-width: 42rem;
        }

        /* ============ Header / Navigation ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: #fff;
            border-bottom: 1px solid var(--color-border);
            transition: box-shadow 0.25s ease;
        }

        .site-header.is-scrolled {
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
        }

        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0.75rem 1.5rem;
            max-width: 1152px;
            margin: 0 auto;
            gap: 1rem;
        }

        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 800;
            font-size: 1.1rem;
            letter-spacing: -0.03em;
            flex-shrink: 0;
        }

        .logo-text {
            font-size: 1.25rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--color-text);
            white-space: nowrap;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            flex-shrink: 0;
        }

        .search-btn,
        .user-btn {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            border: 1px solid var(--color-border);
            color: var(--color-text-muted);
            transition: var(--transition-base);
            background: #fff;
        }

        .search-btn:hover,
        .user-btn:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background: rgba(216, 58, 31, 0.04);
        }

        .search-btn:focus-visible,
        .user-btn:focus-visible,
        .btn:focus-visible,
        .nav-tab:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            padding: 0.625rem 1.25rem;
            border-radius: 9999px;
            font-weight: 600;
            font-size: 0.9rem;
            transition: var(--transition-base);
            white-space: nowrap;
            cursor: pointer;
        }

        .btn-primary {
            background-color: var(--color-primary);
            color: #fff;
            border: 2px solid var(--color-primary);
        }

        .btn-primary:hover {
            background-color: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            box-shadow: 0 4px 14px rgba(216, 58, 31, 0.35);
            transform: translateY(-1px);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: none;
        }

        .btn-outline {
            background-color: transparent;
            color: var(--color-text);
            border: 2px solid var(--color-border-strong);
        }

        .btn-outline:hover {
            border-color: var(--color-text);
            background-color: var(--color-text);
            color: #fff;
            transform: translateY(-1px);
        }

        .btn-sm {
            padding: 0.5rem 1rem;
            font-size: 0.8rem;
        }

        .header-nav {
            border-top: 1px solid var(--color-border);
            background: #fff;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }

        .header-nav::-webkit-scrollbar {
            display: none;
        }

        .nav-tabs {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.5rem 1.5rem;
            max-width: 1152px;
            margin: 0 auto;
            white-space: nowrap;
        }

        .nav-tab {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0.45rem 1rem;
            border-radius: 9999px;
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--color-text-muted);
            background: #F0EDE8;
            transition: var(--transition-base);
            white-space: nowrap;
        }

        .nav-tab:hover {
            background: #E8E4DD;
            color: var(--color-text);
        }

        .nav-tab.active {
            background: var(--color-primary);
            color: #fff;
            font-weight: 600;
        }

        .nav-tab.active:hover {
            background: var(--color-primary-dark);
            color: #fff;
        }

        /* ============ Breadcrumb ============ */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.85rem;
            color: var(--color-text-muted);
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--color-text-muted);
            transition: color 0.2s ease;
        }

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

        .breadcrumb .sep {
            color: var(--color-border-strong);
            font-weight: 400;
        }

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

        /* ============ Category Hero ============ */
        .cat-hero {
            background: linear-gradient(135deg, #F7F5F2 0%, #F0EDE8 55%, rgba(216, 58, 31, 0.05) 100%);
            padding: 3rem 1.5rem 2.5rem;
            border-bottom: 1px solid var(--color-border);
        }

        .cat-hero-inner {
            max-width: 1152px;
            margin: 0 auto;
        }

        .cat-hero h1 {
            font-size: clamp(1.75rem, 3.5vw, 2.5rem);
            font-weight: 800;
            letter-spacing: -0.03em;
            line-height: 1.25;
            color: var(--color-text);
            margin: 0.75rem 0 0.5rem;
        }

        .cat-hero p {
            font-size: 1.05rem;
            color: var(--color-text-muted);
            max-width: 42rem;
            margin: 0;
        }

        /* ============ Filter / Tag Bar ============ */
        .filter-section {
            padding: 1.5rem 1.5rem;
            background: #fff;
            border-bottom: 1px solid var(--color-border);
        }

        .filter-inner {
            max-width: 1152px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            gap: 0.75rem;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }

        .filter-inner::-webkit-scrollbar {
            display: none;
        }

        .filter-pill {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0.4rem 1rem;
            border-radius: 9999px;
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--color-text-muted);
            background: #F7F5F2;
            border: 1px solid var(--color-border);
            transition: var(--transition-base);
            white-space: nowrap;
            cursor: pointer;
            flex-shrink: 0;
        }

        .filter-pill:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background: rgba(216, 58, 31, 0.04);
        }

        .filter-pill.active {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
            font-weight: 600;
        }

        /* ============ Card List ============ */
        .card-list-section {
            padding: 2.5rem 1.5rem;
        }

        .card-list-inner {
            max-width: 1152px;
            margin: 0 auto;
        }

        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }

        .article-card {
            background: #fff;
            border-radius: var(--radius-2xl);
            overflow: hidden;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition-slow);
            display: flex;
            flex-direction: column;
        }

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

        .article-card-img {
            aspect-ratio: 16/9;
            overflow: hidden;
            position: relative;
            background: #E8E4DD;
        }

        .article-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

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

        .article-card-tag {
            position: absolute;
            top: 0.75rem;
            left: 0.75rem;
            background: var(--color-primary);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 0.3rem 0.7rem;
            border-radius: 9999px;
            letter-spacing: 0.02em;
        }

        .article-card-body {
            padding: 1.25rem 1.25rem 1.5rem;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .article-card-title {
            font-size: 1.1rem;
            font-weight: 700;
            line-height: 1.45;
            color: var(--color-text);
            margin: 0 0 0.5rem;
            letter-spacing: -0.01em;
        }

        .article-card-summary {
            font-size: 0.9rem;
            line-height: 1.6;
            color: var(--color-text-muted);
            margin: 0 0 1rem;
            flex: 1;
        }

        .article-card-meta {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            font-size: 0.8rem;
            color: var(--color-text-muted);
            border-top: 1px solid var(--color-border);
            padding-top: 0.75rem;
        }

        .article-card-meta .dot {
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: var(--color-border-strong);
            flex-shrink: 0;
        }

        /* ============ Featured Section ============ */
        .featured-section {
            padding: 3rem 1.5rem;
            background: var(--color-dark);
        }

        .featured-inner {
            max-width: 1152px;
            margin: 0 auto;
        }

        .featured-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 1.5rem;
            margin-top: 2rem;
        }

        .featured-main {
            background: var(--color-dark-light);
            border-radius: var(--radius-2xl);
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.1);
            transition: var(--transition-slow);
            display: flex;
            flex-direction: column;
        }

        .featured-main:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-xl);
        }

        .featured-main-img {
            aspect-ratio: 16/8;
            overflow: hidden;
            background: #3A4045;
        }

        .featured-main-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .featured-main-body {
            padding: 1.5rem;
            flex: 1;
        }

        .featured-main-tag {
            display: inline-block;
            background: var(--color-gold);
            color: var(--color-dark);
            font-size: 0.75rem;
            font-weight: 700;
            padding: 0.3rem 0.7rem;
            border-radius: 9999px;
            letter-spacing: 0.02em;
            margin-bottom: 0.7rem;
        }

        .featured-main h3 {
            font-size: 1.35rem;
            font-weight: 700;
            line-height: 1.4;
            color: #fff;
            margin: 0 0 0.5rem;
        }

        .featured-main p {
            font-size: 0.9rem;
            color: #B8BEC4;
            line-height: 1.6;
            margin: 0 0 1rem;
        }

        .featured-side {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }

        .featured-side-card {
            background: var(--color-dark-light);
            border-radius: var(--radius-xl);
            padding: 1.25rem;
            border: 1px solid rgba(255, 255, 255, 0.08);
            transition: var(--transition-base);
            display: flex;
            gap: 1rem;
            align-items: flex-start;
        }

        .featured-side-card:hover {
            border-color: rgba(216, 58, 31, 0.5);
            box-shadow: var(--shadow-md);
        }

        .featured-side-img {
            width: 72px;
            height: 60px;
            border-radius: var(--radius-md);
            overflow: hidden;
            flex-shrink: 0;
            background: #3A4045;
        }

        .featured-side-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .featured-side-info h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            line-height: 1.4;
            margin: 0 0 0.3rem;
        }

        .featured-side-info p {
            font-size: 0.8rem;
            color: #8E949A;
            margin: 0;
        }

        /* ============ Time Filter Section ============ */
        .time-filter-section {
            padding: 3rem 1.5rem;
            background: #fff;
        }

        .time-filter-inner {
            max-width: 1152px;
            margin: 0 auto;
        }

        .time-filter-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1rem;
            margin-top: 1.5rem;
        }

        .time-card {
            background: #F7F5F2;
            border-radius: var(--radius-lg);
            padding: 1.5rem 1.25rem;
            border: 1px solid var(--color-border);
            text-align: center;
            transition: var(--transition-base);
            cursor: pointer;
        }

        .time-card:hover {
            border-color: var(--color-primary);
            background: rgba(216, 58, 31, 0.03);
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .time-card.active {
            border-color: var(--color-primary);
            background: rgba(216, 58, 31, 0.06);
        }

        .time-card .time-icon {
            font-size: 1.5rem;
            margin-bottom: 0.5rem;
            color: var(--color-primary);
        }

        .time-card .time-label {
            font-weight: 700;
            font-size: 1rem;
            color: var(--color-text);
            margin-bottom: 0.25rem;
        }

        .time-card .time-count {
            font-size: 0.8rem;
            color: var(--color-text-muted);
        }

        /* ============ Topic Section ============ */
        .topic-section {
            padding: 3rem 1.5rem;
        }

        .topic-inner {
            max-width: 1152px;
            margin: 0 auto;
        }

        .topic-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.25rem;
            margin-top: 2rem;
        }

        .topic-card {
            background: #fff;
            border-radius: var(--radius-xl);
            overflow: hidden;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition-slow);
            display: flex;
            flex-direction: column;
            cursor: pointer;
        }

        .topic-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: var(--color-border-strong);
        }

        .topic-card-img {
            aspect-ratio: 16/10;
            overflow: hidden;
            background: #E8E4DD;
        }

        .topic-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .topic-card:hover .topic-card-img img {
            transform: scale(1.04);
        }

        .topic-card-body {
            padding: 1rem 1.1rem 1.25rem;
            flex: 1;
        }

        .topic-card-body h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.45;
            margin: 0 0 0.35rem;
        }

        .topic-card-body p {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            line-height: 1.5;
            margin: 0;
        }

        /* ============ Subscribe CTA ============ */
        .subscribe-cta {
            padding: 3rem 1.5rem;
            background: linear-gradient(135deg, var(--color-dark) 0%, #2B3036 50%, var(--color-primary) 160%);
        }

        .subscribe-inner {
            max-width: 640px;
            margin: 0 auto;
            text-align: center;
        }

        .subscribe-inner h2 {
            font-size: clamp(1.4rem, 2.5vw, 1.8rem);
            font-weight: 700;
            color: #fff;
            letter-spacing: -0.02em;
            margin: 0 0 0.5rem;
        }

        .subscribe-inner p {
            font-size: 0.95rem;
            color: #B8BEC4;
            margin: 0 0 1.5rem;
            line-height: 1.7;
        }

        .subscribe-form {
            display: flex;
            gap: 0.75rem;
            max-width: 440px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }

        .subscribe-form input {
            flex: 1;
            min-width: 200px;
            padding: 0.7rem 1.1rem;
            border-radius: 9999px;
            border: 2px solid rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            font-size: 0.9rem;
            transition: var(--transition-base);
        }

        .subscribe-form input::placeholder {
            color: #8E949A;
        }

        .subscribe-form input:focus {
            border-color: var(--color-primary);
            background: rgba(255, 255, 255, 0.12);
            outline: none;
        }

        .subscribe-form .btn {
            flex-shrink: 0;
        }

        /* ============ Recent Updates ============ */
        .recent-updates {
            padding: 2.5rem 1.5rem;
            background: #fff;
            border-top: 1px solid var(--color-border);
        }

        .recent-inner {
            max-width: 1152px;
            margin: 0 auto;
        }

        .recent-list {
            margin-top: 1.5rem;
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .recent-item {
            display: flex;
            align-items: center;
            gap: 1rem;
            padding: 0.85rem 0;
            border-bottom: 1px solid var(--color-border);
            transition: var(--transition-base);
            text-decoration: none;
        }

        .recent-item:last-child {
            border-bottom: none;
        }

        .recent-item:hover {
            padding-left: 0.5rem;
        }

        .recent-item:hover .recent-title {
            color: var(--color-primary);
        }

        .recent-date {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--color-text-muted);
            white-space: nowrap;
            min-width: 120px;
            flex-shrink: 0;
        }

        .recent-title {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text);
            flex: 1;
            transition: color 0.2s ease;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .recent-badge {
            font-size: 0.7rem;
            font-weight: 600;
            padding: 0.2rem 0.55rem;
            border-radius: 9999px;
            background: rgba(216, 58, 31, 0.08);
            color: var(--color-primary);
            flex-shrink: 0;
            white-space: nowrap;
        }

        /* ============ Footer ============ */
        .site-footer {
            background: var(--color-dark);
            color: #B8BEC4;
            padding: 2.5rem 1.5rem 1.5rem;
        }

        .footer-inner {
            max-width: 1152px;
            margin: 0 auto;
        }

        .footer-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 2rem;
            flex-wrap: wrap;
            padding-bottom: 1.5rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-weight: 700;
            font-size: 1.1rem;
            color: #fff;
        }

        .footer-brand .logo-icon {
            width: 32px;
            height: 32px;
            font-size: 0.95rem;
            border-radius: 8px;
        }

        .footer-links {
            display: flex;
            align-items: center;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .footer-links a {
            color: #B8BEC4;
            font-size: 0.85rem;
            transition: color 0.2s ease;
        }

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

        .footer-bottom {
            padding-top: 1.25rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.5rem;
            flex-wrap: wrap;
            font-size: 0.8rem;
        }

        .footer-copyright {
            color: #8E949A;
        }

        .footer-beian {
            display: flex;
            align-items: center;
            gap: 1rem;
            flex-wrap: wrap;
            color: #8E949A;
        }

        .footer-beian a {
            color: #8E949A;
            text-decoration: underline;
            transition: color 0.2s ease;
        }

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

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

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

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

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

        @media (max-width: 768px) {
            .header-top {
                padding: 0.6rem 1rem;
            }

            .nav-tabs {
                padding: 0.5rem 1rem;
                gap: 0.4rem;
            }

            .nav-tab {
                padding: 0.4rem 0.8rem;
                font-size: 0.8rem;
            }

            .cat-hero {
                padding: 2rem 1rem 1.5rem;
            }

            .cat-hero h1 {
                font-size: clamp(1.4rem, 4vw, 1.8rem);
            }

            .filter-section {
                padding: 1rem 1rem;
            }

            .card-list-section {
                padding: 2rem 1rem;
            }

            .featured-section {
                padding: 2rem 1rem;
            }

            .time-filter-section {
                padding: 2rem 1rem;
            }

            .topic-section {
                padding: 2rem 1rem;
            }

            .subscribe-cta {
                padding: 2rem 1rem;
            }

            .recent-updates {
                padding: 2rem 1rem;
            }

            .site-footer {
                padding: 2rem 1rem 1.25rem;
            }

            .footer-top {
                flex-direction: column;
                align-items: flex-start;
                gap: 1rem;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.75rem;
            }
        }

        @media (max-width: 640px) {
            .card-grid {
                grid-template-columns: 1fr;
            }

            .time-filter-grid {
                grid-template-columns: 1fr;
            }

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

            .article-card-img {
                aspect-ratio: 16/9;
            }

            .recent-item {
                flex-wrap: wrap;
                gap: 0.5rem;
            }

            .recent-date {
                min-width: auto;
            }

            .recent-title {
                white-space: normal;
                line-height: 1.4;
            }

            .featured-main-img {
                aspect-ratio: 16/9;
            }

            .subscribe-form {
                flex-direction: column;
            }

            .subscribe-form input {
                min-width: 0;
                width: 100%;
            }
        }

/* roulang page: category2 */
:root {
            --color-primary: #D83A1F;
            --color-primary-dark: #B8311A;
            --color-dark: #1E2226;
            --color-dark-light: #2B3036;
            --color-gold: #F5B800;
            --color-bg: #F7F5F2;
            --color-bg-light: #FFFFFF;
            --color-bg-orange: #FFF4EF;
            --color-text: #1E2226;
            --color-text-muted: #6B7178;
            --color-text-soft: #8A8F95;
            --color-border: #E5E1DA;
            --color-border-strong: #D1CCC3;
            --radius-sm: 0.5rem;
            --radius-md: 0.75rem;
            --radius-lg: 1rem;
            --radius-xl: 1.25rem;
            --radius-2xl: 1.5rem;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 24px 48px rgba(0, 0, 0, 0.16);
            --transition-base: all 0.2s ease;
            --transition-slow: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-display: "Inter", "Noto Sans CJK SC", "PingFang SC", "Microsoft YaHei", sans-serif;
            --font-body: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
        }

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

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }

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

        button {
            cursor: pointer;
            border: none;
            background: none;
            padding: 0;
        }

        input {
            outline: none;
        }

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

        .container {
            max-width: 1152px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        .section-label {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--color-primary);
            margin-bottom: 0.75rem;
            border-left: 3px solid var(--color-primary);
            padding-left: 0.75rem;
        }

        .section-title {
            font-size: clamp(1.5rem, 3vw, 2.25rem);
            font-weight: 800;
            line-height: 1.3;
            color: var(--color-text);
            letter-spacing: -0.02em;
            margin: 0 0 0.75rem;
        }

        .section-title-dark {
            color: #fff;
        }

        .section-desc {
            font-size: 1rem;
            line-height: 1.8;
            color: var(--color-text-muted);
            max-width: 42rem;
            margin: 0;
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: #fff;
            border-bottom: 1px solid var(--color-border);
            transition: box-shadow 0.25s ease;
        }

        .site-header.is-scrolled {
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
        }

        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0.75rem 1.5rem;
            max-width: 1152px;
            margin: 0 auto;
            gap: 1rem;
        }

        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, #D83A1F, #B8311A);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 800;
            font-size: 1.1rem;
            letter-spacing: -0.03em;
            flex-shrink: 0;
        }

        .logo-text {
            font-size: 1.25rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--color-text);
            white-space: nowrap;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            flex-shrink: 0;
        }

        .search-btn,
        .user-btn {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            border: 1px solid var(--color-border);
            color: var(--color-text-muted);
            transition: var(--transition-base);
            background: #fff;
        }

        .search-btn:hover,
        .user-btn:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background: rgba(216, 58, 31, 0.04);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            padding: 0.625rem 1.25rem;
            border-radius: 9999px;
            font-weight: 600;
            font-size: 0.9rem;
            transition: var(--transition-base);
            white-space: nowrap;
            cursor: pointer;
            border: 2px solid transparent;
        }

        .btn:focus-visible,
        .search-btn:focus-visible,
        .user-btn:focus-visible,
        .nav-tab:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
        }

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

        .btn-primary:hover {
            background-color: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(216, 58, 31, 0.3);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: none;
        }

        .btn-outline {
            background: transparent;
            color: var(--color-text);
            border-color: var(--color-border-strong);
        }

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

        .btn-sm {
            padding: 0.5rem 1rem;
            font-size: 0.8rem;
        }

        .btn-lg {
            padding: 0.875rem 2rem;
            font-size: 1rem;
        }

        .btn-white {
            background: #fff;
            color: var(--color-dark);
            border-color: #fff;
        }

        .btn-white:hover {
            background: var(--color-bg);
            border-color: var(--color-bg);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(255, 255, 255, 0.25);
        }

        .header-nav {
            border-top: 1px solid var(--color-border);
            background: #fff;
        }

        .nav-tabs {
            display: flex;
            gap: 0.5rem;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            -ms-overflow-style: none;
            padding: 0.5rem 1.5rem;
            max-width: 1152px;
            margin: 0 auto;
        }

        .nav-tabs::-webkit-scrollbar {
            display: none;
        }

        .nav-tab {
            display: inline-flex;
            align-items: center;
            padding: 0.5rem 1.1rem;
            border-radius: 9999px;
            font-size: 0.875rem;
            font-weight: 600;
            white-space: nowrap;
            color: var(--color-text-muted);
            background: var(--color-bg);
            border: 1px solid transparent;
            transition: var(--transition-base);
        }

        .nav-tab:hover {
            color: var(--color-primary);
            background: rgba(216, 58, 31, 0.06);
            border-color: rgba(216, 58, 31, 0.15);
        }

        .nav-tab.active {
            background: var(--color-primary);
            color: #fff;
            box-shadow: 0 2px 8px rgba(216, 58, 31, 0.3);
        }

        /* Breadcrumb */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.85rem;
            color: var(--color-text-muted);
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--color-text-muted);
            transition: color 0.2s ease;
        }

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

        .breadcrumb-separator {
            color: var(--color-border-strong);
            user-select: none;
        }

        .breadcrumb [aria-current="page"] {
            color: var(--color-text);
            font-weight: 600;
        }

        /* Hero category */
        .cat-hero {
            background: linear-gradient(180deg, #FFF4EF 0%, #F7F5F2 100%);
            padding: 2.5rem 0 2rem;
            border-bottom: 1px solid var(--color-border);
        }

        .cat-hero-inner {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }

        .cat-hero-h1 {
            font-size: clamp(1.75rem, 3.5vw, 2.5rem);
            font-weight: 800;
            line-height: 1.25;
            color: var(--color-dark);
            letter-spacing: -0.02em;
            margin: 0;
        }

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

        .cat-hero-desc {
            font-size: 1rem;
            line-height: 1.8;
            color: var(--color-text-muted);
            max-width: 36rem;
            margin: 0;
        }

        /* Filter pills */
        .filter-bar {
            padding: 1.25rem 0 0;
        }

        .filter-pills {
            display: flex;
            gap: 0.5rem;
            flex-wrap: wrap;
        }

        .filter-pill {
            display: inline-flex;
            align-items: center;
            padding: 0.4rem 1rem;
            border-radius: 9999px;
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--color-text-muted);
            background: #fff;
            border: 1px solid var(--color-border);
            transition: var(--transition-base);
            cursor: pointer;
            white-space: nowrap;
        }

        .filter-pill:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background: rgba(216, 58, 31, 0.04);
        }

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

        /* Content sections */
        .content-section {
            padding: 2.5rem 0;
        }

        .content-section-alt {
            background: #fff;
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }

        .content-section-dark {
            background: var(--color-dark);
            color: #fff;
        }

        /* Article list card */
        .article-list {
            display: flex;
            flex-direction: column;
            gap: 1.25rem;
        }

        .article-item {
            display: flex;
            gap: 1.25rem;
            background: #fff;
            border-radius: var(--radius-2xl);
            padding: 1.25rem;
            border: 1px solid var(--color-border);
            transition: var(--transition-base);
            text-decoration: none;
            color: inherit;
        }

        .article-item:hover {
            border-color: var(--color-primary);
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }

        .article-item-img {
            flex-shrink: 0;
            width: 200px;
            height: 132px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: var(--color-bg);
        }

        .article-item-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .article-item:hover .article-item-img img {
            transform: scale(1.05);
        }

        .article-item-body {
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
            min-width: 0;
        }

        .article-tag {
            display: inline-block;
            font-size: 0.7rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            color: var(--color-primary);
            background: rgba(216, 58, 31, 0.08);
            border-radius: 9999px;
            padding: 0.2rem 0.7rem;
            width: fit-content;
        }

        .article-item-title {
            font-size: 1.1rem;
            font-weight: 700;
            line-height: 1.4;
            color: var(--color-text);
            margin: 0;
        }

        .article-item-summary {
            font-size: 0.9rem;
            line-height: 1.7;
            color: var(--color-text-muted);
            margin: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .article-meta {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            font-size: 0.78rem;
            color: var(--color-text-soft);
        }

        .article-meta-dot {
            width: 3px;
            height: 3px;
            border-radius: 50%;
            background: var(--color-border-strong);
        }

        /* Featured cards */
        .featured-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.5rem;
        }

        .featured-card {
            display: flex;
            flex-direction: column;
            background: #fff;
            border-radius: var(--radius-2xl);
            overflow: hidden;
            border: 1px solid var(--color-border);
            transition: var(--transition-base);
            text-decoration: none;
            color: inherit;
        }

        .featured-card:hover {
            border-color: var(--color-primary);
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }

        .featured-card-img {
            height: 220px;
            overflow: hidden;
            background: var(--color-bg);
        }

        .featured-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .featured-card:hover .featured-card-img img {
            transform: scale(1.04);
        }

        .featured-card-body {
            padding: 1.25rem 1.5rem;
            display: flex;
            flex-direction: column;
            gap: 0.6rem;
        }

        .featured-card-title {
            font-size: 1.15rem;
            font-weight: 700;
            line-height: 1.4;
            margin: 0;
        }

        .featured-card-desc {
            font-size: 0.88rem;
            line-height: 1.7;
            color: var(--color-text-muted);
            margin: 0;
        }

        /* Time filter */
        .time-filter {
            display: flex;
            gap: 0.4rem;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            -ms-overflow-style: none;
            padding-bottom: 0.5rem;
        }

        .time-filter::-webkit-scrollbar {
            display: none;
        }

        .time-tab {
            display: inline-flex;
            align-items: center;
            padding: 0.5rem 1.25rem;
            border-radius: var(--radius-md);
            font-size: 0.85rem;
            font-weight: 600;
            color: #B8BEC5;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            transition: var(--transition-base);
            cursor: pointer;
            white-space: nowrap;
        }

        .time-tab:hover {
            color: #fff;
            border-color: rgba(255, 255, 255, 0.3);
            background: rgba(255, 255, 255, 0.12);
        }

        .time-tab.active {
            background: var(--color-primary);
            border-color: var(--color-primary);
            color: #fff;
            box-shadow: 0 4px 12px rgba(216, 58, 31, 0.35);
        }

        /* Topic grid */
        .topic-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.25rem;
        }

        .topic-card {
            display: flex;
            flex-direction: column;
            background: #fff;
            border-radius: var(--radius-xl);
            overflow: hidden;
            border: 1px solid var(--color-border);
            transition: var(--transition-base);
            text-decoration: none;
            color: inherit;
        }

        .topic-card:hover {
            border-color: var(--color-primary);
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .topic-card-img {
            height: 140px;
            overflow: hidden;
            background: var(--color-bg);
        }

        .topic-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.35s ease;
        }

        .topic-card:hover .topic-card-img img {
            transform: scale(1.04);
        }

        .topic-card-body {
            padding: 0.9rem 1rem;
            display: flex;
            flex-direction: column;
            gap: 0.35rem;
        }

        .topic-card-title {
            font-size: 0.95rem;
            font-weight: 700;
            line-height: 1.4;
            margin: 0;
        }

        .topic-card-desc {
            font-size: 0.8rem;
            line-height: 1.65;
            color: var(--color-text-muted);
            margin: 0;
        }

        /* Subscribe CTA */
        .subscribe-section {
            padding: 3rem 0;
        }

        .subscribe-box {
            background: linear-gradient(135deg, #D83A1F 0%, #B8311A 60%, #1E2226 100%);
            border-radius: var(--radius-2xl);
            padding: 2.5rem 2rem;
            text-align: center;
            color: #fff;
        }

        .subscribe-title {
            font-size: clamp(1.35rem, 2.5vw, 1.85rem);
            font-weight: 800;
            line-height: 1.35;
            margin: 0 0 0.6rem;
            color: #fff;
        }

        .subscribe-desc {
            font-size: 0.95rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.8);
            margin: 0 auto 1.5rem;
            max-width: 28rem;
        }

        .subscribe-form {
            display: flex;
            gap: 0.75rem;
            max-width: 26rem;
            margin: 0 auto;
        }

        .subscribe-input {
            flex: 1;
            padding: 0.75rem 1.25rem;
            border-radius: 9999px;
            border: 2px solid rgba(255, 255, 255, 0.3);
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            font-size: 0.9rem;
            transition: var(--transition-base);
        }

        .subscribe-input::placeholder {
            color: rgba(255, 255, 255, 0.55);
        }

        .subscribe-input:focus {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.2);
            box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.15);
        }

        /* Recent updates */
        .recent-list {
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
        }

        .recent-item {
            display: flex;
            align-items: center;
            gap: 1rem;
            padding: 0.75rem 1rem;
            background: #fff;
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            transition: var(--transition-base);
            text-decoration: none;
            color: inherit;
        }

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

        .recent-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--color-primary);
            flex-shrink: 0;
        }

        .recent-title {
            flex: 1;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--color-text);
            line-height: 1.5;
            margin: 0;
            min-width: 0;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .recent-date {
            font-size: 0.78rem;
            color: var(--color-text-soft);
            flex-shrink: 0;
        }

        /* View more */
        .view-more-wrap {
            display: flex;
            justify-content: center;
            padding-top: 0.5rem;
        }

        .view-more-link {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--color-primary);
            transition: var(--transition-base);
            padding: 0.5rem 1rem;
            border-radius: 9999px;
        }

        .view-more-link:hover {
            background: rgba(216, 58, 31, 0.06);
            color: var(--color-primary-dark);
        }

        /* Footer */
        .site-footer {
            background: var(--color-dark);
            color: #B8BEC5;
            padding: 2.5rem 0 2rem;
            border-top: 4px solid var(--color-primary);
        }

        .footer-inner {
            max-width: 1152px;
            margin: 0 auto;
            padding: 0 1.5rem;
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }

        .footer-top {
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            gap: 2rem;
            flex-wrap: wrap;
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 1.15rem;
            font-weight: 700;
            color: #fff;
        }

        .footer-brand .logo-icon {
            background: linear-gradient(135deg, #D83A1F, #B8311A);
            border-radius: 8px;
            width: 32px;
            height: 32px;
            font-size: 0.95rem;
        }

        .footer-links {
            display: flex;
            gap: 1.25rem;
            flex-wrap: wrap;
        }

        .footer-links a {
            color: #B8BEC5;
            font-size: 0.85rem;
            transition: color 0.2s ease;
        }

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

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            flex-wrap: wrap;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 1.25rem;
        }

        .footer-copyright {
            font-size: 0.8rem;
            color: #9CA1A7;
        }

        .footer-beian {
            display: flex;
            align-items: center;
            gap: 1rem;
            font-size: 0.78rem;
            color: #9CA1A7;
            flex-wrap: wrap;
        }

        .footer-beian a {
            color: #9CA1A7;
            text-decoration: underline;
            text-underline-offset: 3px;
            transition: color 0.2s ease;
        }

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

        /* Section header row */
        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 1rem;
            margin-bottom: 1.5rem;
            flex-wrap: wrap;
        }

        .section-header .section-label {
            margin-bottom: 0.5rem;
        }

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

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

            .article-item-img {
                width: 160px;
                height: 110px;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 1rem;
            }

            .header-top {
                padding: 0.6rem 1rem;
            }

            .nav-tabs {
                padding: 0.5rem 1rem;
                gap: 0.35rem;
            }

            .cat-hero {
                padding: 1.75rem 0 1.25rem;
            }

            .content-section {
                padding: 1.75rem 0;
            }

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

            .article-item {
                flex-direction: column;
            }

            .article-item-img {
                width: 100%;
                height: 180px;
            }

            .subscribe-box {
                padding: 1.75rem 1.25rem;
            }

            .subscribe-form {
                flex-direction: column;
            }

            .footer-top {
                flex-direction: column;
                gap: 1.25rem;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.75rem;
            }

            .footer-beian {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.4rem;
            }
        }

        @media (max-width: 520px) {
            .header-actions .btn-sm {
                padding: 0.4rem 0.75rem;
                font-size: 0.72rem;
            }

            .search-btn,
            .user-btn {
                width: 34px;
                height: 34px;
            }

            .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.9rem;
            }

            .logo-text {
                font-size: 1.05rem;
            }

            .cat-hero-h1 {
                font-size: 1.5rem;
            }

            .article-item-title {
                font-size: 1rem;
            }

            .featured-card-img {
                height: 160px;
            }
        }

/* roulang page: category3 */
:root {
            --color-primary: #D83A1F;
            --color-primary-dark: #B8311A;
            --color-dark: #1E2226;
            --color-dark-light: #2B3036;
            --color-gold: #F5B800;
            --color-bg: #F7F5F2;
            --color-bg-light: #FFFFFF;
            --color-text: #1E2226;
            --color-text-muted: #6B7178;
            --color-border: #E5E1DA;
            --color-border-strong: #D1CCC3;
            --radius-sm: 0.5rem;
            --radius-md: 0.75rem;
            --radius-lg: 1rem;
            --radius-xl: 1.25rem;
            --radius-2xl: 1.5rem;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 24px 48px rgba(0, 0, 0, 0.16);
            --transition-base: all 0.2s ease;
            --transition-slow: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-display: "Inter", "Noto Sans CJK SC", "PingFang SC", "Microsoft YaHei", sans-serif;
            --font-body: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
        }

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

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }

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

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        input {
            outline: none;
        }

        .text-balance {
            text-wrap: balance;
        }

        .text-pretty {
            text-wrap: pretty;
        }

        .section-label {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--color-primary);
            margin-bottom: 0.75rem;
            border-left: 3px solid var(--color-primary);
            padding-left: 0.75rem;
        }

        .section-title {
            font-size: clamp(1.5rem, 3vw, 2.25rem);
            font-weight: 800;
            line-height: 1.3;
            color: var(--color-text);
            letter-spacing: -0.02em;
        }

        .section-title-dark {
            color: #fff;
        }

        .section-desc {
            font-size: 1rem;
            line-height: 1.8;
            color: var(--color-text-muted);
            max-width: 42rem;
        }

        /* ============ Header / Navigation ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: #fff;
            border-bottom: 1px solid var(--color-border);
            transition: box-shadow 0.25s ease;
        }

        .site-header.is-scrolled {
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
        }

        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0.75rem 1.5rem;
            max-width: 1152px;
            margin: 0 auto;
            gap: 1rem;
        }

        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 800;
            font-size: 1.1rem;
            letter-spacing: -0.03em;
            flex-shrink: 0;
        }

        .logo-text {
            font-size: 1.25rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--color-text);
            white-space: nowrap;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            flex-shrink: 0;
        }

        .search-btn,
        .user-btn {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            border: 1px solid var(--color-border);
            color: var(--color-text-muted);
            transition: var(--transition-base);
            background: #fff;
        }

        .search-btn:hover,
        .user-btn:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background: rgba(216, 58, 31, 0.04);
        }

        .search-btn:focus-visible,
        .user-btn:focus-visible,
        .btn:focus-visible,
        .nav-tab:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            padding: 0.625rem 1.25rem;
            border-radius: 9999px;
            font-weight: 600;
            font-size: 0.9rem;
            transition: var(--transition-base);
            white-space: nowrap;
            cursor: pointer;
        }

        .btn-primary {
            background: var(--color-primary);
            color: #fff;
            border: 2px solid var(--color-primary);
        }

        .btn-primary:hover {
            background: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: var(--shadow-sm);
        }

        .btn-sm {
            padding: 0.5rem 1rem;
            font-size: 0.8rem;
        }

        .btn-secondary {
            background: transparent;
            color: var(--color-text);
            border: 2px solid var(--color-border-strong);
        }

        .btn-secondary:hover {
            border-color: var(--color-text);
            background: var(--color-text);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .btn-gold-outline {
            background: transparent;
            color: var(--color-gold);
            border: 2px solid var(--color-gold);
        }

        .btn-gold-outline:hover {
            background: var(--color-gold);
            color: var(--color-dark);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .header-nav {
            border-top: 1px solid var(--color-border);
            background: #fff;
        }

        .nav-tabs {
            display: flex;
            align-items: center;
            gap: 0.25rem;
            padding: 0.5rem 1.5rem;
            max-width: 1152px;
            margin: 0 auto;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .nav-tabs::-webkit-scrollbar {
            display: none;
        }

        .nav-tab {
            display: inline-flex;
            align-items: center;
            padding: 0.5rem 1.1rem;
            border-radius: 9999px;
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--color-text-muted);
            white-space: nowrap;
            transition: var(--transition-base);
            border: 1px solid transparent;
        }

        .nav-tab:hover {
            color: var(--color-text);
            background: var(--color-bg);
        }

        .nav-tab.active {
            background: var(--color-primary);
            color: #fff;
            font-weight: 600;
            border-color: var(--color-primary);
            box-shadow: 0 4px 12px rgba(216, 58, 31, 0.25);
        }

        /* ============ Breadcrumb ============ */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.82rem;
            color: var(--color-text-muted);
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--color-text-muted);
            transition: var(--transition-base);
        }

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

        .breadcrumb .separator {
            color: var(--color-border-strong);
            user-select: none;
        }

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

        /* ============ Category Hero ============ */
        .category-hero {
            background: linear-gradient(135deg, #2B3036 0%, #1E2226 55%, #3A2A24 100%);
            padding: 2.75rem 1.5rem 3rem;
            position: relative;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            top: -60%;
            right: -10%;
            width: 420px;
            height: 420px;
            background: radial-gradient(circle, rgba(216, 58, 31, 0.35) 0%, transparent 70%);
            pointer-events: none;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            bottom: -40%;
            left: -5%;
            width: 350px;
            height: 350px;
            background: radial-gradient(circle, rgba(245, 184, 0, 0.12) 0%, transparent 70%);
            pointer-events: none;
        }

        .category-hero-inner {
            max-width: 1152px;
            margin: 0 auto;
            position: relative;
            z-index: 1;
        }

        .category-hero h1 {
            font-size: clamp(1.75rem, 4vw, 2.75rem);
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.02em;
            margin-bottom: 0.75rem;
            line-height: 1.25;
        }

        .category-hero p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.7);
            max-width: 36rem;
            line-height: 1.75;
        }

        /* ============ Filter Tags ============ */
        .filter-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
            padding: 1.25rem 0;
        }

        .filter-tag {
            display: inline-flex;
            align-items: center;
            padding: 0.45rem 1.1rem;
            border-radius: 9999px;
            font-size: 0.82rem;
            font-weight: 500;
            color: var(--color-text-muted);
            background: var(--color-bg-light);
            border: 1px solid var(--color-border);
            transition: var(--transition-base);
            white-space: nowrap;
            cursor: pointer;
        }

        .filter-tag:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background: rgba(216, 58, 31, 0.04);
        }

        .filter-tag.active {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
            font-weight: 600;
            box-shadow: 0 4px 12px rgba(216, 58, 31, 0.25);
        }

        /* ============ Article List Cards ============ */
        .article-card {
            display: flex;
            gap: 1.25rem;
            background: var(--color-bg-light);
            border-radius: var(--radius-xl);
            overflow: hidden;
            border: 1px solid var(--color-border);
            transition: var(--transition-base);
            box-shadow: var(--shadow-sm);
        }

        .article-card:hover {
            box-shadow: var(--shadow-lg);
            border-color: var(--color-border-strong);
            transform: translateY(-2px);
        }

        .article-card-thumb {
            width: 200px;
            flex-shrink: 0;
            position: relative;
            overflow: hidden;
            background: var(--color-dark-light);
        }

        .article-card-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .article-card:hover .article-card-thumb img {
            transform: scale(1.05);
        }

        .article-card-body {
            flex: 1;
            padding: 1.25rem 1.25rem 1.25rem 0;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .article-card-tag {
            display: inline-block;
            font-size: 0.7rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--color-primary);
            background: rgba(216, 58, 31, 0.08);
            padding: 0.15rem 0.6rem;
            border-radius: 9999px;
            margin-bottom: 0.5rem;
            align-self: flex-start;
        }

        .article-card-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.45;
            margin-bottom: 0.4rem;
            transition: var(--transition-base);
        }

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

        .article-card-summary {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .article-card-meta {
            display: flex;
            align-items: center;
            gap: 1rem;
            margin-top: 0.5rem;
            font-size: 0.78rem;
            color: var(--color-text-muted);
        }

        /* ============ Featured / Editor Picks ============ */
        .editor-pick-card {
            background: var(--color-bg-light);
            border-radius: var(--radius-xl);
            overflow: hidden;
            border: 1px solid var(--color-border);
            transition: var(--transition-base);
            box-shadow: var(--shadow-sm);
            display: flex;
            flex-direction: column;
            height: 100%;
        }

        .editor-pick-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
            border-color: var(--color-border-strong);
        }

        .editor-pick-thumb {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--color-dark-light);
            flex-shrink: 0;
        }

        .editor-pick-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .editor-pick-card:hover .editor-pick-thumb img {
            transform: scale(1.04);
        }

        .editor-pick-badge {
            position: absolute;
            top: 0.75rem;
            left: 0.75rem;
            background: var(--color-gold);
            color: var(--color-dark);
            font-size: 0.72rem;
            font-weight: 700;
            padding: 0.2rem 0.7rem;
            border-radius: 9999px;
            letter-spacing: 0.04em;
        }

        .editor-pick-body {
            padding: 1.25rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .editor-pick-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.4;
            margin-bottom: 0.5rem;
            transition: var(--transition-base);
        }

        .editor-pick-card:hover .editor-pick-title {
            color: var(--color-primary);
        }

        .editor-pick-summary {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            line-height: 1.7;
            flex: 1;
        }

        /* ============ Tag Cloud ============ */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem;
            justify-content: center;
        }

        .tag-cloud-item {
            display: inline-flex;
            padding: 0.45rem 1.15rem;
            border-radius: 9999px;
            background: var(--color-bg-light);
            border: 1px solid var(--color-border);
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--color-text-muted);
            transition: var(--transition-base);
        }

        .tag-cloud-item:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background: rgba(216, 58, 31, 0.04);
            transform: translateY(-1px);
        }

        .tag-cloud-item.size-lg {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-text);
        }

        .tag-cloud-item.size-md {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--color-text);
        }

        .tag-cloud-item.size-sm {
            font-size: 0.78rem;
        }

        /* ============ Topic Cards ============ */
        .topic-card {
            background: var(--color-bg-light);
            border-radius: var(--radius-xl);
            overflow: hidden;
            border: 1px solid var(--color-border);
            transition: var(--transition-base);
            box-shadow: var(--shadow-sm);
            display: flex;
            flex-direction: column;
            height: 100%;
        }

        .topic-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
            border-color: var(--color-border-strong);
        }

        .topic-card-thumb {
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--color-dark-light);
            flex-shrink: 0;
        }

        .topic-card-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .topic-card:hover .topic-card-thumb img {
            transform: scale(1.04);
        }

        .topic-card-body {
            padding: 1.1rem 1.25rem 1.25rem;
            flex: 1;
        }

        .topic-card-title {
            font-size: 0.98rem;
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.4;
            margin-bottom: 0.4rem;
            transition: var(--transition-base);
        }

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

        .topic-card-desc {
            font-size: 0.82rem;
            color: var(--color-text-muted);
            line-height: 1.7;
        }

        /* ============ Subscribe CTA ============ */
        .subscribe-cta {
            background: var(--color-bg-light);
            border-radius: var(--radius-2xl);
            border: 1px solid var(--color-border);
            padding: 2.5rem 2rem;
            text-align: center;
            box-shadow: var(--shadow-sm);
        }

        .subscribe-cta h2 {
            font-size: clamp(1.35rem, 2.5vw, 1.85rem);
            font-weight: 800;
            color: var(--color-text);
            letter-spacing: -0.01em;
            margin-bottom: 0.5rem;
        }

        .subscribe-cta p {
            font-size: 0.95rem;
            color: var(--color-text-muted);
            max-width: 30rem;
            margin: 0 auto 1.5rem;
            line-height: 1.7;
        }

        .subscribe-form {
            display: flex;
            gap: 0.75rem;
            max-width: 28rem;
            margin: 0 auto;
        }

        .subscribe-form input {
            flex: 1;
            padding: 0.75rem 1.25rem;
            border-radius: 9999px;
            border: 1px solid var(--color-border-strong);
            font-size: 0.9rem;
            color: var(--color-text);
            background: #fff;
            transition: var(--transition-base);
            min-width: 0;
        }

        .subscribe-form input:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 4px rgba(216, 58, 31, 0.1);
        }

        .subscribe-form input::placeholder {
            color: var(--color-text-muted);
            opacity: 0.7;
        }

        /* ============ Recent Updates ============ */
        .recent-update-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            padding: 0.85rem 1.25rem;
            background: var(--color-bg-light);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            transition: var(--transition-base);
            box-shadow: var(--shadow-sm);
        }

        .recent-update-item:hover {
            border-color: var(--color-primary);
            box-shadow: var(--shadow-md);
        }

        .recent-update-title {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--color-text);
            transition: var(--transition-base);
            flex: 1;
            min-width: 0;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .recent-update-item:hover .recent-update-title {
            color: var(--color-primary);
        }

        .recent-update-date {
            font-size: 0.78rem;
            color: var(--color-text-muted);
            flex-shrink: 0;
        }

        /* ============ Section Container ============ */
        .section {
            padding: 3rem 1.5rem;
        }

        .section-alt {
            background: var(--color-bg-light);
        }

        .section-dark {
            background: var(--color-dark);
        }

        .section-content {
            max-width: 1152px;
            margin: 0 auto;
        }

        /* ============ Footer ============ */
        .site-footer {
            background: var(--color-dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 2.5rem 1.5rem 2rem;
        }

        .footer-inner {
            max-width: 1152px;
            margin: 0 auto;
        }

        .footer-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 1.5rem;
            padding-bottom: 1.5rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 1.1rem;
            font-weight: 700;
            color: #fff;
        }

        .footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 1.1rem;
            font-size: 0.85rem;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.7);
            transition: var(--transition-base);
        }

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

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.75rem;
            padding-top: 1.25rem;
            font-size: 0.78rem;
        }

        .footer-copyright {
            color: rgba(255, 255, 255, 0.6);
        }

        .footer-beian {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            color: rgba(255, 255, 255, 0.55);
        }

        .footer-beian a {
            color: rgba(255, 255, 255, 0.55);
            transition: var(--transition-base);
        }

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

        /* ============ Responsive ============ */
        @media (max-width: 1024px) {
            .header-top {
                padding: 0.65rem 1rem;
            }
            .nav-tabs {
                padding: 0.45rem 1rem;
            }
            .category-hero {
                padding: 2rem 1rem 2.5rem;
            }
            .section {
                padding: 2.5rem 1rem;
            }
            .article-card-thumb {
                width: 160px;
            }
        }

        @media (max-width: 768px) {
            .header-top {
                padding: 0.55rem 0.85rem;
                gap: 0.6rem;
            }
            .logo-text {
                font-size: 1.05rem;
            }
            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.95rem;
                border-radius: 8px;
            }
            .search-btn,
            .user-btn {
                width: 34px;
                height: 34px;
            }
            .header-actions {
                gap: 0.5rem;
            }
            .btn-sm {
                padding: 0.45rem 0.85rem;
                font-size: 0.75rem;
            }
            .nav-tabs {
                padding: 0.35rem 0.85rem;
                gap: 0.18rem;
            }
            .nav-tab {
                padding: 0.4rem 0.85rem;
                font-size: 0.78rem;
            }
            .category-hero {
                padding: 1.75rem 0.85rem 2rem;
            }
            .category-hero h1 {
                font-size: clamp(1.5rem, 5vw, 2rem);
            }
            .category-hero p {
                font-size: 0.9rem;
            }
            .section {
                padding: 2rem 0.85rem;
            }
            .article-card {
                flex-direction: column;
                gap: 0;
            }
            .article-card-thumb {
                width: 100%;
                aspect-ratio: 16/9;
            }
            .article-card-body {
                padding: 1rem 1.15rem 1.15rem;
            }
            .article-card-title {
                font-size: 0.98rem;
            }
            .filter-bar {
                padding: 0.85rem 0;
                gap: 0.4rem;
            }
            .filter-tag {
                padding: 0.38rem 0.85rem;
                font-size: 0.78rem;
            }
            .subscribe-cta {
                padding: 1.75rem 1.1rem;
            }
            .subscribe-form {
                flex-direction: column;
                gap: 0.6rem;
            }
            .subscribe-form input {
                width: 100%;
            }
            .footer-top {
                flex-direction: column;
                align-items: flex-start;
                gap: 1rem;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .recent-update-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.25rem;
                padding: 0.7rem 1rem;
            }
            .recent-update-title {
                white-space: normal;
                overflow: visible;
                text-overflow: clip;
            }
        }

        @media (max-width: 520px) {
            .header-top {
                padding: 0.45rem 0.65rem;
            }
            .logo-text {
                font-size: 0.95rem;
            }
            .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 0.85rem;
                border-radius: 7px;
            }
            .search-btn,
            .user-btn {
                width: 30px;
                height: 30px;
            }
            .header-actions {
                gap: 0.35rem;
            }
            .btn-sm {
                padding: 0.4rem 0.7rem;
                font-size: 0.7rem;
            }
            .nav-tabs {
                padding: 0.3rem 0.65rem;
            }
            .nav-tab {
                padding: 0.35rem 0.7rem;
                font-size: 0.72rem;
            }
            .category-hero {
                padding: 1.5rem 0.65rem 1.75rem;
            }
            .category-hero h1 {
                font-size: 1.4rem;
            }
            .section {
                padding: 1.75rem 0.65rem;
            }
            .article-card-body {
                padding: 0.85rem 0.9rem 1rem;
            }
            .filter-tag {
                padding: 0.3rem 0.7rem;
                font-size: 0.72rem;
            }
            .subscribe-cta {
                padding: 1.5rem 0.85rem;
            }
            .footer-links {
                gap: 0.75rem;
                font-size: 0.78rem;
            }
            .footer-beian {
                font-size: 0.72rem;
                gap: 0.6rem;
                flex-direction: column;
            }
        }

/* roulang page: category4 */
:root {
            --color-primary: #D83A1F;
            --color-primary-dark: #B8311A;
            --color-dark: #1E2226;
            --color-dark-light: #2B3036;
            --color-gold: #F5B800;
            --color-bg: #F7F5F2;
            --color-bg-light: #FFFFFF;
            --color-text: #1E2226;
            --color-text-muted: #6B7178;
            --color-border: #E5E1DA;
            --color-border-strong: #D1CCC3;
            --radius-sm: 0.5rem;
            --radius-md: 0.75rem;
            --radius-lg: 1rem;
            --radius-xl: 1.25rem;
            --radius-2xl: 1.5rem;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 24px 48px rgba(0, 0, 0, 0.16);
            --transition-base: all 0.2s ease;
            --transition-slow: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-display: "Inter", "Noto Sans CJK SC", "PingFang SC", "Microsoft YaHei", sans-serif;
            --font-body: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
        }

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

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
            margin: 0;
        }

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

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }

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

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        input {
            outline: none;
        }

        .text-balance {
            text-wrap: balance;
        }

        .text-pretty {
            text-wrap: pretty;
        }

        .section-label {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--color-primary);
            margin-bottom: 0.75rem;
            border-left: 3px solid var(--color-primary);
            padding-left: 0.75rem;
        }

        .section-title {
            font-size: clamp(1.5rem, 3vw, 2.25rem);
            font-weight: 800;
            line-height: 1.3;
            color: var(--color-text);
            letter-spacing: -0.02em;
        }

        .section-title-dark {
            color: #fff;
        }

        .section-desc {
            font-size: 1rem;
            line-height: 1.8;
            color: var(--color-text-muted);
            max-width: 42rem;
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: #fff;
            border-bottom: 1px solid var(--color-border);
            transition: box-shadow 0.25s ease;
        }

        .site-header.is-scrolled {
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
        }

        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0.75rem 1.5rem;
            max-width: 1152px;
            margin: 0 auto;
            gap: 1rem;
        }

        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 800;
            font-size: 1.1rem;
            letter-spacing: -0.03em;
            flex-shrink: 0;
        }

        .logo-text {
            font-size: 1.25rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--color-text);
            white-space: nowrap;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            flex-shrink: 0;
        }

        .search-btn,
        .user-btn {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            border: 1px solid var(--color-border);
            color: var(--color-text-muted);
            transition: var(--transition-base);
            background: #fff;
        }

        .search-btn:hover,
        .user-btn:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background: rgba(216, 58, 31, 0.04);
        }

        .search-btn:focus-visible,
        .user-btn:focus-visible,
        .btn:focus-visible,
        .nav-link:focus-visible,
        .nav-tab:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            padding: 0.625rem 1.25rem;
            border-radius: 9999px;
            font-weight: 600;
            font-size: 0.9rem;
            transition: var(--transition-base);
            white-space: nowrap;
            cursor: pointer;
        }

        .btn-primary {
            background: var(--color-primary);
            color: #fff;
            border: 2px solid var(--color-primary);
        }

        .btn-primary:hover {
            background: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(216, 58, 31, 0.25);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: none;
        }

        .btn-outline-dark {
            background: transparent;
            color: var(--color-dark);
            border: 2px solid var(--color-dark);
        }

        .btn-outline-dark:hover {
            background: var(--color-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(30, 34, 38, 0.18);
        }

        .btn-outline-light {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.7);
        }

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

        .btn-sm {
            padding: 0.5rem 1rem;
            font-size: 0.82rem;
        }

        .header-nav {
            border-top: 1px solid var(--color-border);
            background: #fff;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }

        .header-nav::-webkit-scrollbar {
            display: none;
        }

        .nav-tabs {
            display: flex;
            gap: 0.25rem;
            padding: 0.5rem 1.5rem;
            max-width: 1152px;
            margin: 0 auto;
            min-width: max-content;
        }

        .nav-tab {
            display: inline-flex;
            align-items: center;
            padding: 0.5rem 1.1rem;
            border-radius: 9999px;
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--color-text-muted);
            background: #F1EFEA;
            transition: var(--transition-base);
            white-space: nowrap;
            cursor: pointer;
        }

        .nav-tab:hover {
            background: #E8E5DE;
            color: var(--color-text);
        }

        .nav-tab.active {
            background: var(--color-primary);
            color: #fff;
        }

        /* Main container */
        .container {
            max-width: 1152px;
            margin: 0 auto;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }

        /* Breadcrumb */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.85rem;
            color: var(--color-text-muted);
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--color-text-muted);
            transition: color 0.2s ease;
        }

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

        .breadcrumb .separator {
            color: var(--color-border-strong);
            user-select: none;
        }

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

        /* Hero - Category */
        .cat-hero {
            background: linear-gradient(135deg, #fff 0%, #FDF8F5 55%, #FAEEE9 100%);
            border-bottom: 1px solid var(--color-border);
            padding: 2.5rem 0 2rem;
        }

        .cat-hero-inner {
            max-width: 1152px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        .cat-hero-title {
            font-size: clamp(2rem, 5vw, 3.5rem);
            font-weight: 800;
            line-height: 1.18;
            letter-spacing: -0.02em;
            color: var(--color-dark);
            margin-top: 0.75rem;
            margin-bottom: 0.75rem;
            font-family: var(--font-display);
        }

        .cat-hero-title .accent {
            color: var(--color-primary);
        }

        .cat-hero-desc {
            font-size: 1rem;
            line-height: 1.8;
            color: var(--color-text-muted);
            max-width: 48rem;
            margin-bottom: 0;
        }

        /* Filter Tags */
        .filter-section {
            background: #fff;
            border-bottom: 1px solid var(--color-border);
            padding: 1rem 0;
            position: sticky;
            top: 108px;
            z-index: 49;
        }

        .filter-inner {
            max-width: 1152px;
            margin: 0 auto;
            padding: 0 1.5rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }

        .filter-inner::-webkit-scrollbar {
            display: none;
        }

        .filter-pill {
            display: inline-flex;
            align-items: center;
            padding: 0.4rem 1rem;
            border-radius: 9999px;
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--color-text-muted);
            background: #F1EFEA;
            white-space: nowrap;
            transition: var(--transition-base);
            cursor: pointer;
            border: 1px solid transparent;
        }

        .filter-pill:hover {
            background: #E8E5DE;
            color: var(--color-text);
        }

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

        /* Section */
        .section {
            padding: 3rem 0;
        }

        .section-alt {
            background: #fff;
        }

        .section-dark {
            background: var(--color-dark);
            color: #fff;
        }

        /* Article List Cards */
        .article-card-h {
            display: flex;
            flex-direction: column;
            background: #fff;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition-base);
            border: 1px solid var(--color-border);
            height: 100%;
        }

        .article-card-h:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: var(--color-border-strong);
        }

        .article-card-h .card-img {
            width: 100%;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: #E8E5DE;
            flex-shrink: 0;
        }

        .article-card-h .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .article-card-h:hover .card-img img {
            transform: scale(1.04);
        }

        .article-card-h .card-body {
            padding: 1.25rem;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .article-card-h .card-tag {
            display: inline-block;
            font-size: 0.7rem;
            font-weight: 700;
            letter-spacing: 0.06em;
            color: var(--color-primary);
            background: rgba(216, 58, 31, 0.08);
            padding: 0.2rem 0.6rem;
            border-radius: 9999px;
            margin-bottom: 0.6rem;
            width: fit-content;
        }

        .article-card-h .card-title {
            font-size: 1.05rem;
            font-weight: 700;
            line-height: 1.4;
            color: var(--color-text);
            margin-bottom: 0.4rem;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .article-card-h .card-desc {
            font-size: 0.9rem;
            line-height: 1.7;
            color: var(--color-text-muted);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 0.75rem;
        }

        .article-card-h .card-meta {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            font-size: 0.78rem;
            color: var(--color-text-muted);
            margin-top: auto;
        }

        /* Editor Pick Large */
        .editor-card {
            display: flex;
            flex-direction: column;
            background: #fff;
            border-radius: var(--radius-2xl);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--color-border);
            transition: var(--transition-base);
            height: 100%;
        }

        .editor-card:hover {
            box-shadow: var(--shadow-xl);
            transform: translateY(-3px);
        }

        .editor-card .editor-img {
            width: 100%;
            aspect-ratio: 21/9;
            overflow: hidden;
            background: #E8E5DE;
        }

        .editor-card .editor-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

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

        .editor-card .editor-body {
            padding: 1.5rem;
        }

        .editor-card .editor-tag {
            display: inline-block;
            font-size: 0.7rem;
            font-weight: 700;
            letter-spacing: 0.06em;
            color: var(--color-gold);
            background: rgba(245, 184, 0, 0.1);
            padding: 0.2rem 0.6rem;
            border-radius: 9999px;
            margin-bottom: 0.6rem;
        }

        .editor-card .editor-title {
            font-size: 1.2rem;
            font-weight: 700;
            line-height: 1.4;
            color: var(--color-text);
            margin-bottom: 0.5rem;
        }

        .editor-card .editor-desc {
            font-size: 0.9rem;
            color: var(--color-text-muted);
        }

        /* Tag Cloud */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
        }

        .tag-cloud .tag {
            display: inline-flex;
            align-items: center;
            padding: 0.35rem 0.9rem;
            border-radius: 9999px;
            font-size: 0.82rem;
            font-weight: 500;
            color: var(--color-text-muted);
            background: #F1EFEA;
            border: 1px solid var(--color-border);
            transition: var(--transition-base);
            cursor: pointer;
        }

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

        .tag-cloud .tag-lg {
            font-size: 1rem;
            font-weight: 700;
        }

        .tag-cloud .tag-md {
            font-size: 0.9rem;
            font-weight: 600;
        }

        .tag-cloud .tag-sm {
            font-size: 0.78rem;
            font-weight: 400;
        }

        /* Score Table */
        .score-table-wrap {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            background: #fff;
            border-radius: var(--radius-xl);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-md);
        }

        .score-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 720px;
            font-size: 0.88rem;
        }

        .score-table thead th {
            background: var(--color-dark);
            color: #fff;
            padding: 0.9rem 1rem;
            text-align: left;
            font-weight: 600;
            white-space: nowrap;
            font-size: 0.82rem;
            letter-spacing: 0.03em;
        }

        .score-table tbody td {
            padding: 0.85rem 1rem;
            border-bottom: 1px solid var(--color-border);
            color: var(--color-text);
            vertical-align: middle;
        }

        .score-table tbody tr:hover td {
            background: #FDF8F5;
        }

        .score-table .product-name {
            font-weight: 700;
            white-space: nowrap;
        }

        .score-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 40px;
            height: 28px;
            padding: 0 0.5rem;
            border-radius: 9999px;
            font-weight: 700;
            font-size: 0.82rem;
            background: rgba(216, 58, 31, 0.1);
            color: var(--color-primary);
        }

        .score-badge.gold {
            background: rgba(245, 184, 0, 0.15);
            color: #B8860B;
        }

        /* Subscribe CTA */
        .subscribe-box {
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 60%, var(--color-dark) 100%);
            border-radius: var(--radius-2xl);
            padding: 2.5rem;
            color: #fff;
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
        }

        .subscribe-box .sub-title {
            font-size: 1.5rem;
            font-weight: 800;
            margin-bottom: 0.5rem;
            letter-spacing: -0.02em;
            font-family: var(--font-display);
        }

        .subscribe-box .sub-desc {
            font-size: 0.95rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.85);
            max-width: 32rem;
            margin-bottom: 1.5rem;
        }

        .subscribe-form {
            display: flex;
            gap: 0.75rem;
            width: 100%;
            max-width: 30rem;
            flex-wrap: wrap;
            justify-content: center;
        }

        .subscribe-form input {
            flex: 1;
            min-width: 180px;
            padding: 0.75rem 1.25rem;
            border-radius: 9999px;
            border: 2px solid transparent;
            font-size: 0.9rem;
            background: #fff;
            color: var(--color-text);
            transition: var(--transition-base);
        }

        .subscribe-form input:focus {
            border-color: var(--color-gold);
            box-shadow: 0 0 0 3px rgba(245, 184, 0, 0.3);
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
        }

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

        .faq-item:hover {
            border-color: var(--color-border-strong);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 1rem 1.25rem;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-text);
            cursor: pointer;
            user-select: none;
            gap: 1rem;
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: #F1EFEA;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: var(--color-text-muted);
            transition: var(--transition-base);
            font-size: 0.8rem;
        }

        .faq-item.open .faq-icon {
            background: var(--color-primary);
            color: #fff;
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 1.25rem;
            font-size: 0.9rem;
            line-height: 1.8;
            color: var(--color-text-muted);
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 1.25rem 1.25rem;
        }

        /* Recent Updates */
        .update-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 0.6rem;
        }

        .update-list li {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            padding: 0.8rem 1.1rem;
            background: #fff;
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            font-size: 0.9rem;
            transition: var(--transition-base);
            cursor: pointer;
        }

        .update-list li:hover {
            border-color: var(--color-primary);
            box-shadow: var(--shadow-sm);
        }

        .update-list .update-title {
            color: var(--color-text);
            font-weight: 500;
            flex: 1;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .update-list .update-date {
            color: var(--color-text-muted);
            font-size: 0.8rem;
            white-space: nowrap;
            flex-shrink: 0;
        }

        /* Footer */
        .site-footer {
            background: var(--color-dark);
            color: #fff;
            margin-top: 0;
        }

        .footer-inner {
            max-width: 1152px;
            margin: 0 auto;
            padding: 2.5rem 1.5rem 1.5rem;
        }

        .footer-top {
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 1.5rem;
            margin-bottom: 2rem;
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 1.2rem;
            font-weight: 800;
            color: #fff;
        }

        .footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 0.75rem 1.25rem;
            font-size: 0.88rem;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.8);
            transition: color 0.2s ease;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 1.25rem;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 0.75rem 1.5rem;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.6);
        }

        .footer-copyright {
            font-weight: 500;
        }

        .footer-beian {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem 1rem;
        }

        .footer-beian a {
            color: inherit;
            text-decoration: underline;
            text-underline-offset: 2px;
        }

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

        /* Responsive */
        @media (max-width: 1024px) {
            .section {
                padding: 2.5rem 0;
            }
            .cat-hero {
                padding: 2rem 0 1.5rem;
            }
            .subscribe-box {
                padding: 2rem 1.5rem;
            }
        }

        @media (max-width: 768px) {
            .header-top {
                padding: 0.6rem 1rem;
            }
            .nav-tabs {
                padding: 0.4rem 1rem;
            }
            .container {
                padding-left: 1.25rem;
                padding-right: 1.25rem;
            }
            .section {
                padding: 2rem 0;
            }
            .cat-hero-title {
                font-size: 1.8rem;
            }
            .footer-top {
                flex-direction: column;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        @media (max-width: 520px) {
            .header-top {
                gap: 0.5rem;
            }
            .logo-text {
                font-size: 1.05rem;
            }
            .btn-sm {
                padding: 0.4rem 0.8rem;
                font-size: 0.75rem;
            }
            .search-btn,
            .user-btn {
                width: 34px;
                height: 34px;
            }
            .cat-hero-title {
                font-size: 1.5rem;
            }
            .subscribe-box .sub-title {
                font-size: 1.2rem;
            }
            .subscribe-form input {
                min-width: 100%;
            }
            .article-card-h .card-title {
                font-size: 0.95rem;
            }
        }