/* roulang page: index */
:root {
            --primary: #161616;
            --primary-2: #1E1E1E;
            --green: #2D7D3A;
            --orange: #F26522;
            --orange-dark: #D9551A;
            --gold: #F7B500;
            --gold-light: #F4A800;
            --bg-light: #F7F6F2;
            --bg-white: #FFFFFF;
            --text-dark: #2A2A2A;
            --text-mid: #6B6B6B;
            --text-light: #BDBAB4;
            --border-line: #E0DCD4;
            --radius-sm: 8px;
            --radius-lg: 12px;
            --shadow-sm: 0 1px 4px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.12);
            --space-section: 72px;
            --space-card: 24px;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
            --font-mono: ui-monospace, 'SF Mono', 'Consolas', monospace;
            --container-max: 1200px;
            --nav-height: 68px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            margin: 0;
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.65;
            color: var(--text-dark);
            background-color: var(--bg-light);
            min-width: 280px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover {
            color: var(--green);
        }
        button,
        input {
            font-family: inherit;
            font-size: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        button:focus-visible,
        input:focus-visible,
        a:focus-visible {
            outline: 2px solid var(--orange);
            outline-offset: 2px;
        }
        ul,
        ol {
            margin: 0;
            padding: 0;
            list-style: none;
        }
        h1,
        h2,
        h3,
        p {
            margin: 0 0 0.75rem;
        }
        h1,
        h2,
        h3 {
            line-height: 1.3;
            font-weight: 700;
            color: var(--primary);
        }
        h1 {
            font-size: 36px;
            letter-spacing: -0.02em;
            color: #FFFFFF;
        }
        h2 {
            font-size: 24px;
            letter-spacing: -0.01em;
        }
        h3 {
            font-size: 18px;
            font-weight: 600;
        }
        p {
            line-height: 1.7;
        }
        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }
        .section {
            padding: var(--space-section) 0;
        }
        .section-dark {
            background-color: var(--primary-2);
            color: var(--bg-light);
        }
        .section-dark h2,
        .section-dark h3 {
            color: #FFFFFF;
        }
        .section-white {
            background-color: var(--bg-white);
        }
        .section-light {
            background-color: var(--bg-light);
        }
        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--orange);
            letter-spacing: 0.04em;
            text-transform: uppercase;
            margin-bottom: 10px;
        }
        .section-label::before {
            content: '';
            display: inline-block;
            width: 14px;
            height: 2px;
            background: var(--orange);
            border-radius: 1px;
        }
        .section-title {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--primary);
            letter-spacing: -0.01em;
        }
        .section-dark .section-title {
            color: #FFFFFF;
        }
        .section-desc {
            font-size: 15px;
            color: var(--text-mid);
            margin-bottom: 28px;
            max-width: 620px;
        }
        .section-dark .section-desc {
            color: var(--text-light);
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 44px;
            padding: 0 22px;
            font-size: 15px;
            font-weight: 600;
            border-radius: 6px;
            transition: all 0.2s ease;
            white-space: nowrap;
            text-align: center;
            border: 1px solid transparent;
        }
        .btn-primary {
            background: var(--orange);
            color: #FFFFFF;
            border-color: var(--orange);
        }
        .btn-primary:hover {
            background: var(--orange-dark);
            border-color: var(--orange-dark);
            color: #FFFFFF;
            transform: translateY(1px);
        }
        .btn-secondary {
            background: transparent;
            color: var(--primary);
            border-color: var(--primary);
        }
        .btn-secondary:hover {
            background: var(--primary);
            color: #FFFFFF;
            transform: translateY(1px);
        }
        .btn-gold {
            background: var(--gold);
            color: var(--primary);
            border-color: var(--gold);
        }
        .btn-gold:hover {
            background: var(--gold-light);
            border-color: var(--gold-light);
            color: var(--primary);
            transform: translateY(1px);
        }
        .btn-white-outline {
            background: transparent;
            color: #FFFFFF;
            border-color: rgba(255, 255, 255, 0.55);
        }
        .btn-white-outline:hover {
            background: #FFFFFF;
            color: var(--primary);
            border-color: #FFFFFF;
        }
        .btn-sm {
            height: 36px;
            padding: 0 16px;
            font-size: 14px;
        }
        .tag {
            display: inline-flex;
            align-items: center;
            padding: 3px 10px;
            font-size: 12px;
            font-weight: 600;
            border-radius: 4px;
            letter-spacing: 0.02em;
        }
        .tag-green {
            background: var(--green);
            color: #FFFFFF;
        }
        .tag-orange {
            background: var(--orange);
            color: #FFFFFF;
        }
        .tag-gold {
            background: var(--gold);
            color: var(--primary);
        }
        .tag-outline {
            background: transparent;
            color: var(--text-mid);
            border: 1px solid var(--border-line);
        }
        .section-more {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 14px;
            font-weight: 600;
            color: var(--green);
            transition: gap 0.2s ease;
        }
        .section-more:hover {
            gap: 8px;
            color: var(--green);
        }
        .section-more svg {
            width: 14px;
            height: 14px;
        }
        .header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: #FFFFFF;
            border-bottom: 1px solid var(--border-line);
            height: var(--nav-height);
            display: flex;
            align-items: center;
        }
        .header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.02em;
            flex-shrink: 0;
        }
        .logo:hover {
            color: var(--primary);
        }
        .logo-mark {
            width: 28px;
            height: 28px;
            background: var(--orange);
            border-radius: 4px;
            position: relative;
            flex-shrink: 0;
        }
        .logo-mark::after {
            content: '';
            position: absolute;
            top: 6px;
            left: 6px;
            width: 12px;
            height: 12px;
            background: #FFFFFF;
            border-radius: 3px;
            transform: rotate(45deg);
        }
        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 28px;
        }
        .nav-desktop a {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-dark);
            padding: 6px 0;
            position: relative;
            transition: color 0.2s ease;
        }
        .nav-desktop a:hover {
            color: var(--green);
        }
        .nav-desktop a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--green);
            transition: width 0.2s ease;
        }
        .nav-desktop a:hover::after,
        .nav-desktop a.active::after {
            width: 100%;
        }
        .nav-desktop a.active {
            color: var(--green);
            font-weight: 600;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 4px;
            width: 28px;
            height: 28px;
            justify-content: center;
            align-items: center;
        }
        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
            transition: all 0.22s ease;
        }
        .mobile-nav {
            display: none;
            position: fixed;
            top: var(--nav-height);
            left: 0;
            right: 0;
            background: #FFFFFF;
            border-bottom: 1px solid var(--border-line);
            z-index: 999;
            padding: 12px 24px 20px;
            flex-direction: column;
            gap: 0;
        }
        .mobile-nav a {
            display: flex;
            align-items: center;
            height: 48px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-dark);
            border-bottom: 1px solid var(--border-line);
            transition: color 0.2s ease;
        }
        .mobile-nav a:last-of-type {
            border-bottom: none;
        }
        .mobile-nav a:hover,
        .mobile-nav a.active {
            color: var(--green);
        }
        .mobile-nav.show {
            display: flex;
        }
        .hero {
            position: relative;
            min-height: 76vh;
            display: flex;
            align-items: center;
            background: var(--primary);
            overflow: hidden;
            isolation: isolate;
        }
        .hero-bg {
            position: absolute;
            inset: 0;
            z-index: -2;
            background: url('/assets/images/1ea7f562522cf3e8.webp') center/cover no-repeat;
            filter: saturate(0.9);
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            z-index: -1;
            background: linear-gradient(135deg, rgba(22, 22, 22, 0.86) 0%, rgba(22, 22, 22, 0.42) 55%, rgba(22, 22, 22, 0.2) 100%);
        }
        .hero .container {
            position: relative;
            z-index: 1;
            padding-top: 40px;
            padding-bottom: 40px;
        }
        .hero-content {
            max-width: 560px;
        }
        .hero h1 {
            font-size: 38px;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: -0.02em;
            margin-bottom: 16px;
            max-width: 500px;
        }
        .hero-sub {
            font-size: 17px;
            line-height: 1.6;
            color: #F0EDE6;
            max-width: 480px;
            margin-bottom: 28px;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 28px;
        }
        .hero-metrics {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            max-width: 520px;
            border-top: 1px solid rgba(255, 255, 255, 0.2);
            padding-top: 20px;
        }
        .hero-metric {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }
        .hero-metric-num {
            font-size: 20px;
            font-weight: 700;
            color: #FFFFFF;
            font-family: var(--font-mono);
        }
        .hero-metric-label {
            font-size: 12px;
            color: #BDBAB4;
            letter-spacing: 0.02em;
        }
        .hero-scoreboard {
            position: absolute;
            right: 48px;
            bottom: 48px;
            width: 200px;
            height: 72px;
            background: rgba(30, 30, 30, 0.65);
            border: 1px solid rgba(255, 255, 255, 0.18);
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
            font-weight: 700;
            color: var(--gold);
            font-family: var(--font-mono);
            letter-spacing: 0.06em;
            transform: skewX(-6deg);
            pointer-events: none;
        }
        .hero-scoreboard span {
            transform: skewX(6deg);
        }
        .ticker-bar {
            background: var(--green);
            overflow: hidden;
            position: relative;
            z-index: 1;
        }
        .ticker-track {
            display: flex;
            gap: 0;
            padding: 12px 0;
            white-space: nowrap;
            animation: tickerScroll 65s linear infinite;
            will-change: transform;
        }
        @keyframes tickerScroll {
            0% {
                transform: translateX(0);
            }
            100% {
                transform: translateX(-50%);
            }
        }
        .ticker-item {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: #FFFFFF;
            padding: 0 24px;
            flex-shrink: 0;
        }
        .ticker-item .ticker-time {
            font-weight: 700;
            font-family: var(--font-mono);
            color: var(--gold);
        }
        .ticker-item .ticker-dot {
            width: 5px;
            height: 5px;
            background: var(--orange);
            border-radius: 50%;
            flex-shrink: 0;
        }
        .focus-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .focus-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-line);
            box-shadow: var(--shadow-sm);
            transition: transform 0.22s ease, box-shadow 0.22s ease;
        }
        .focus-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }
        .focus-card-img {
            height: 190px;
            background: var(--primary-2);
            overflow: hidden;
        }
        .focus-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s ease;
        }
        .focus-card:hover .focus-card-img img {
            transform: scale(1.04);
        }
        .focus-card-body {
            padding: 18px 20px 20px;
        }
        .focus-card-title {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--primary);
            line-height: 1.4;
        }
        .focus-card-desc {
            font-size: 14px;
            color: var(--text-mid);
            line-height: 1.6;
            margin-bottom: 12px;
        }
        .focus-card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 8px;
        }
        .focus-card-date {
            font-size: 13px;
            color: var(--text-mid);
        }
        .ranking-table-wrapper {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            margin-top: 8px;
        }
        .ranking-table {
            width: 100%;
            min-width: 680px;
            border-collapse: collapse;
            color: #FFFFFF;
        }
        .ranking-table th {
            text-align: left;
            padding: 14px 16px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.03em;
            color: var(--gold);
            border-bottom: 1px solid rgba(255, 255, 255, 0.15);
        }
        .ranking-table td {
            padding: 13px 16px;
            font-size: 14px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            height: 56px;
        }
        .ranking-table tbody tr {
            transition: background 0.15s ease;
        }
        .ranking-table tbody tr:hover {
            background: rgba(255, 255, 255, 0.04);
        }
        .rank-num {
            font-family: var(--font-mono);
            font-weight: 700;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .rank-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            display: inline-block;
            flex-shrink: 0;
        }
        .rank-dot.gold {
            background: #DAA520;
        }
        .rank-dot.silver {
            background: #B8B8B8;
        }
        .rank-dot.bronze {
            background: #B87333;
        }
        .rank-dot.normal {
            background: #555555;
        }
        .trend-up {
            color: #4CD964;
            font-weight: 600;
        }
        .trend-down {
            color: #FF5252;
            font-weight: 600;
        }
        .trend-flat {
            color: #BDBAB4;
        }
        .topic-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .topic-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 24px;
            border: 1px solid var(--border-line);
            box-shadow: var(--shadow-sm);
            transition: transform 0.2s ease, box-shadow 0.2s ease;
            display: flex;
            flex-direction: column;
        }
        .topic-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }
        .topic-card-title {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--primary);
        }
        .topic-card-desc {
            font-size: 14px;
            color: var(--text-mid);
            line-height: 1.65;
            flex-grow: 1;
            margin-bottom: 14px;
        }
        .topic-card-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--orange);
            align-self: flex-start;
        }
        .player-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .player-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-line);
            box-shadow: var(--shadow-sm);
            transition: transform 0.2s ease, box-shadow 0.2s ease;
        }
        .player-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }
        .player-img {
            height: 200px;
            background: var(--primary-2);
            overflow: hidden;
        }
        .player-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .player-body {
            padding: 16px 18px 18px;
        }
        .player-name {
            font-size: 17px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 2px;
        }
        .player-meta {
            font-size: 13px;
            color: var(--text-mid);
            margin-bottom: 8px;
        }
        .player-desc {
            font-size: 13px;
            color: var(--text-mid);
            line-height: 1.55;
        }
        .calendar-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
            margin-top: 8px;
        }
        .calendar-item {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--bg-white);
            border: 1px solid var(--border-line);
            border-radius: var(--radius-sm);
            padding: 14px 18px;
            transition: border-color 0.2s ease, box-shadow 0.2s ease;
        }
        .calendar-item:hover {
            border-color: var(--green);
            box-shadow: var(--shadow-sm);
        }
        .calendar-date {
            font-size: 22px;
            font-weight: 700;
            font-family: var(--font-mono);
            color: var(--orange);
            min-width: 48px;
            text-align: center;
            line-height: 1.2;
        }
        .calendar-date small {
            display: block;
            font-size: 11px;
            font-weight: 500;
            color: var(--text-mid);
            letter-spacing: 0.02em;
        }
        .calendar-info {
            flex: 1;
        }
        .calendar-name {
            font-size: 15px;
            font-weight: 600;
            color: var(--primary);
        }
        .calendar-type {
            font-size: 12px;
            color: var(--text-mid);
        }
        .gear-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .gear-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-line);
            box-shadow: var(--shadow-sm);
            transition: transform 0.2s ease, box-shadow 0.2s ease;
        }
        .gear-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }
        .gear-img {
            height: 170px;
            background: var(--primary-2);
            overflow: hidden;
        }
        .gear-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .gear-body {
            padding: 16px 18px 18px;
        }
        .gear-name {
            font-size: 16px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 4px;
        }
        .gear-rating {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 700;
            color: var(--gold);
            font-family: var(--font-mono);
            margin-bottom: 8px;
        }
        .gear-rating span {
            color: var(--text-mid);
            font-weight: 400;
            font-size: 13px;
        }
        .gear-comment {
            font-size: 13px;
            color: var(--text-mid);
            line-height: 1.55;
        }
        .training-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .training-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .training-item {
            display: flex;
            gap: 14px;
            align-items: flex-start;
            background: var(--bg-white);
            border-radius: var(--radius-sm);
            padding: 16px 18px;
            border: 1px solid var(--border-line);
            transition: border-color 0.2s ease;
        }
        .training-item:hover {
            border-color: var(--green);
        }
        .training-index {
            font-size: 15px;
            font-weight: 700;
            font-family: var(--font-mono);
            color: var(--orange);
            min-width: 24px;
        }
        .training-text {
            font-size: 14px;
            color: var(--text-dark);
            line-height: 1.6;
        }
        .training-media {
            background: var(--primary-2);
            border-radius: var(--radius-lg);
            overflow: hidden;
            aspect-ratio: 4 / 3;
            position: relative;
        }
        .training-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .training-media::after {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(22, 22, 22, 0.25);
            pointer-events: none;
        }
        .insight-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .insight-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 22px;
            border: 1px solid var(--border-line);
            box-shadow: var(--shadow-sm);
            text-align: center;
            transition: transform 0.2s ease;
        }
        .insight-card:hover {
            transform: translateY(-2px);
        }
        .insight-num {
            font-size: 28px;
            font-weight: 700;
            font-family: var(--font-mono);
            color: var(--orange);
            margin-bottom: 6px;
        }
        .insight-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 4px;
        }
        .insight-desc {
            font-size: 13px;
            color: var(--text-mid);
            line-height: 1.5;
        }
        .brand-intro {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 32px 36px;
            border: 1px solid var(--border-line);
            box-shadow: var(--shadow-sm);
        }
        .brand-intro p {
            font-size: 15px;
            line-height: 1.8;
            color: var(--text-dark);
            margin-bottom: 16px;
        }
        .brand-intro p:last-child {
            margin-bottom: 0;
        }
        .industry-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .industry-item {
            display: flex;
            gap: 16px;
            align-items: flex-start;
            background: var(--bg-white);
            border-radius: var(--radius-sm);
            padding: 16px 20px;
            border: 1px solid var(--border-line);
            transition: border-color 0.2s ease, box-shadow 0.2s ease;
        }
        .industry-item:hover {
            border-color: var(--orange);
            box-shadow: var(--shadow-sm);
        }
        .industry-date {
            font-size: 13px;
            font-family: var(--font-mono);
            color: var(--text-mid);
            min-width: 52px;
            padding-top: 2px;
        }
        .industry-content {
            flex: 1;
        }
        .industry-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 4px;
        }
        .industry-desc {
            font-size: 13px;
            color: var(--text-mid);
            line-height: 1.55;
        }
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .faq-item {
            background: var(--bg-white);
            border: 1px solid var(--border-line);
            border-radius: var(--radius-sm);
            overflow: hidden;
            transition: border-color 0.2s ease;
        }
        .faq-item:hover {
            border-color: var(--green);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 20px;
            font-size: 15px;
            font-weight: 600;
            color: var(--primary);
            border: none;
            background: transparent;
            width: 100%;
            text-align: left;
            cursor: pointer;
            min-height: 64px;
        }
        .faq-icon {
            font-size: 22px;
            font-weight: 400;
            color: var(--text-mid);
            flex-shrink: 0;
            transition: transform 0.2s ease;
        }
        .faq-answer {
            padding: 0 20px 18px;
            font-size: 14px;
            color: var(--text-dark);
            line-height: 1.65;
            display: none;
        }
        .faq-item.open .faq-answer {
            display: block;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            color: var(--green);
        }
        .subscribe-box {
            background: var(--primary);
            border-radius: var(--radius-lg);
            padding: 36px 40px;
            display: grid;
            grid-template-columns: 1fr auto;
            gap: 24px;
            align-items: center;
        }
        .subscribe-text h3 {
            font-size: 20px;
            color: #FFFFFF;
            margin-bottom: 6px;
        }
        .subscribe-text p {
            font-size: 14px;
            color: #BDBAB4;
            margin-bottom: 0;
        }
        .subscribe-form {
            display: flex;
            gap: 10px;
            min-width: 320px;
        }
        .subscribe-form input {
            flex: 1;
            height: 48px;
            border-radius: 6px;
            border: 1px solid rgba(255, 255, 255, 0.3);
            background: rgba(255, 255, 255, 0.08);
            color: #FFFFFF;
            padding: 0 16px;
            font-size: 14px;
            outline: none;
            transition: border-color 0.2s ease;
        }
        .subscribe-form input::placeholder {
            color: #BDBAB4;
        }
        .subscribe-form input:focus {
            border-color: var(--gold);
        }
        .footer {
            background: var(--primary);
            color: #BDBAB4;
            padding: 48px 0 20px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }
        .footer-brand .logo {
            color: #FFFFFF;
            margin-bottom: 10px;
        }
        .footer-brand .logo:hover {
            color: #FFFFFF;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: #BDBAB4;
            max-width: 360px;
            margin-bottom: 0;
        }
        .footer-links h4 {
            font-size: 14px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 12px;
        }
        .footer-links ul {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 8px 20px;
        }
        .footer-links a {
            font-size: 14px;
            color: #BDBAB4;
            transition: color 0.2s ease;
        }
        .footer-links a:hover {
            color: #FFFFFF;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 18px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px 20px;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: #8A8780;
        }
        .footer-bottom-links {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
        }
        .footer-bottom-links a {
            color: #8A8780;
            font-size: 13px;
        }
        .footer-bottom-links a:hover {
            color: #FFFFFF;
        }
        @media (max-width: 1023px) {
            :root {
                --space-section: 56px;
            }
            .hero h1 {
                font-size: 32px;
            }
            .hero-scoreboard {
                right: 24px;
                bottom: 24px;
                width: 160px;
                height: 58px;
                font-size: 22px;
            }
            .focus-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .topic-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .player-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .gear-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .insight-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .training-layout {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .subscribe-box {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .subscribe-form {
                min-width: auto;
            }
        }
        @media (max-width: 767px) {
            .nav-desktop {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            :root {
                --space-section: 44px;
                --nav-height: 60px;
            }
            .container {
                padding: 0 16px;
            }
            .hero {
                min-height: auto;
                padding: 56px 0 40px;
            }
            .hero h1 {
                font-size: 26px;
            }
            .hero-sub {
                font-size: 15px;
            }
            .hero-metrics {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .hero-metric-num {
                font-size: 18px;
            }
            .hero-scoreboard {
                display: none;
            }
            .focus-grid {
                grid-template-columns: 1fr;
            }
            .topic-grid {
                grid-template-columns: 1fr;
            }
            .player-grid {
                grid-template-columns: 1fr;
            }
            .gear-grid {
                grid-template-columns: 1fr;
            }
            .insight-grid {
                grid-template-columns: 1fr;
            }
            .calendar-list {
                grid-template-columns: 1fr;
            }
            .section-title {
                font-size: 20px;
            }
            .btn {
                width: 100%;
                height: 48px;
            }
            .btn-sm {
                width: auto;
                height: 40px;
            }
            .subscribe-box {
                padding: 24px 20px;
            }
            .subscribe-form {
                flex-direction: column;
            }
            .subscribe-form input {
                width: 100%;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-links ul {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .ticker-track {
                animation-duration: 45s;
            }
            .brand-intro {
                padding: 24px 20px;
            }
            .industry-item {
                flex-direction: column;
                gap: 6px;
            }
        }
        @media (max-width: 520px) {
            .hero h1 {
                font-size: 22px;
            }
            .hero-sub {
                font-size: 14px;
            }
            .section-title {
                font-size: 18px;
            }
            .focus-card-img {
                height: 160px;
            }
            .player-img {
                height: 170px;
            }
            .gear-img {
                height: 150px;
            }
            .calendar-date {
                font-size: 18px;
                min-width: 40px;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #161616;
            --primary-2: #1E1E1E;
            --green: #2D7D3A;
            --orange: #F26522;
            --orange-dark: #D9551A;
            --gold: #F7B500;
            --gold-light: #F4A800;
            --bg-light: #F7F6F2;
            --bg-white: #FFFFFF;
            --text-dark: #2A2A2A;
            --text-mid: #6B6B6B;
            --text-light: #BDBAB4;
            --border-line: #E0DCD4;
            --radius-sm: 8px;
            --radius-lg: 12px;
            --shadow-sm: 0 1px 4px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.12);
            --space-section: 72px;
            --space-card: 24px;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
            --font-mono: ui-monospace, 'SF Mono', 'Consolas', monospace;
            --container-max: 1200px;
            --nav-height: 68px;
        }

        * {
            box-sizing: border-box;
        }

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

        body {
            margin: 0;
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.65;
            color: var(--text-dark);
            background-color: var(--bg-light);
            min-width: 280px;
        }

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

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

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

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

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

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

        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: var(--space-section) 0;
        }

        .section-dark {
            background-color: var(--primary-2);
            color: var(--bg-light);
        }

        .section-dark h2,
        .section-dark h3 {
            color: #FFFFFF;
        }

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

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

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--orange);
            letter-spacing: 0.04em;
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        .section-label::before {
            content: '';
            display: inline-block;
            width: 14px;
            height: 2px;
            background: var(--orange);
            border-radius: 1px;
        }

        .section-title {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--primary);
            letter-spacing: -0.01em;
        }

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

        .section-desc {
            font-size: 15px;
            color: var(--text-mid);
            margin-bottom: 28px;
            max-width: 620px;
        }

        .section-dark .section-desc {
            color: var(--text-light);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 44px;
            padding: 0 22px;
            font-size: 15px;
            font-weight: 600;
            border-radius: 6px;
            transition: all 0.2s ease;
            white-space: nowrap;
            text-align: center;
            border: 1px solid transparent;
        }

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

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

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

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

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

        .btn-gold:hover {
            background: var(--gold-light);
            border-color: var(--gold-light);
            color: var(--primary);
            transform: translateY(1px);
        }

        .btn-white-outline {
            background: transparent;
            color: #FFFFFF;
            border-color: rgba(255, 255, 255, 0.55);
        }

        .btn-white-outline:hover {
            background: #FFFFFF;
            color: var(--primary);
            border-color: #FFFFFF;
        }

        .btn-sm {
            height: 36px;
            padding: 0 16px;
            font-size: 14px;
        }

        .tag {
            display: inline-flex;
            align-items: center;
            padding: 3px 10px;
            font-size: 12px;
            font-weight: 600;
            border-radius: 4px;
            letter-spacing: 0.02em;
        }

        .tag-green {
            background: var(--green);
            color: #FFFFFF;
        }

        .tag-orange {
            background: var(--orange);
            color: #FFFFFF;
        }

        .tag-gold {
            background: var(--gold);
            color: var(--primary);
        }

        .tag-outline {
            background: transparent;
            color: var(--text-mid);
            border: 1px solid var(--border-line);
        }

        .header {
            height: var(--nav-height);
            background: #FFFFFF;
            border-bottom: 1px solid var(--border-line);
            position: sticky;
            top: 0;
            z-index: 100;
            display: flex;
            align-items: center;
        }

        .header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .logo {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
        }

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

        .logo-mark {
            width: 14px;
            height: 14px;
            background: var(--orange);
            border-radius: 3px;
            display: inline-block;
            position: relative;
            flex: 0 0 auto;
        }

        .logo-mark::after {
            content: '';
            position: absolute;
            width: 6px;
            height: 6px;
            background: var(--gold);
            border-radius: 50%;
            top: 4px;
            left: 4px;
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 28px;
        }

        .nav-desktop a {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-dark);
            padding: 4px 0;
            border-bottom: 2px solid transparent;
            transition: color 0.2s ease, border-color 0.2s ease;
        }

        .nav-desktop a:hover,
        .nav-desktop a.active {
            color: var(--green);
            border-color: var(--green);
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 6px;
            width: 32px;
            height: 32px;
            align-items: center;
            justify-content: center;
        }

        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
            transition: 0.2s ease;
        }

        .mobile-menu {
            display: none;
            background: #FFFFFF;
            border-bottom: 1px solid var(--border-line);
            padding: 16px 24px;
            flex-direction: column;
        }

        .mobile-menu a {
            display: block;
            padding: 12px 0;
            font-size: 16px;
            font-weight: 500;
            color: var(--text-dark);
            border-bottom: 1px solid var(--border-line);
        }

        .mobile-menu a:last-child {
            border-bottom: none;
        }

        .mobile-menu a.active,
        .mobile-menu a:hover {
            color: var(--green);
        }

        .hero-page {
            background: linear-gradient(145deg, rgba(22, 22, 22, 0.92) 0%, rgba(30, 30, 30, 0.74) 55%, rgba(22, 22, 22, 0.68) 100%),
                url('/assets/images/1ea7f562522cf3e8.webp') center/cover no-repeat;
            color: #FFFFFF;
            padding: 64px 0 72px;
            position: relative;
            overflow: hidden;
        }

        .hero-page::after {
            content: '';
            position: absolute;
            right: -60px;
            bottom: -60px;
            width: 200px;
            height: 200px;
            background: var(--orange);
            opacity: 0.14;
            transform: skewX(-14deg);
            border-radius: 24px;
            pointer-events: none;
        }

        .hero-page .container {
            position: relative;
            z-index: 1;
        }

        .hero-page h1 {
            font-size: 34px;
            font-weight: 700;
            margin-bottom: 12px;
            max-width: 700px;
            line-height: 1.3;
        }

        .hero-page p {
            font-size: 16px;
            color: #F0EDE6;
            max-width: 560px;
            margin-bottom: 24px;
        }

        .filter-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
            margin: 24px 0 28px;
        }

        .filter-btn {
            height: 38px;
            padding: 0 16px;
            border-radius: 6px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-dark);
            background: #F7F6F2;
            border: 1px solid var(--border-line);
            transition: all 0.2s ease;
        }

        .filter-btn:hover,
        .filter-btn.active {
            background: var(--green);
            color: #FFFFFF;
            border-color: var(--green);
        }

        .article-list-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        .article-item {
            background: #FFFFFF;
            border: 1px solid var(--border-line);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: transform 0.2s ease, box-shadow 0.2s ease;
            display: flex;
            flex-direction: column;
        }

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

        .article-thumb {
            height: 200px;
            overflow: hidden;
            background: #E0DCD4;
        }

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

        .article-body {
            padding: 20px 22px 22px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .article-body h3 {
            font-size: 18px;
            font-weight: 700;
            margin: 0 0 8px;
            line-height: 1.4;
        }

        .article-body p {
            font-size: 14px;
            color: var(--text-mid);
            margin-bottom: 16px;
            line-height: 1.6;
        }

        .article-meta {
            margin-top: auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 12px;
            color: var(--text-mid);
        }

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

        .popular-card {
            background: #FFFFFF;
            border: 1px solid var(--border-line);
            border-radius: var(--radius-sm);
            padding: 16px;
            box-shadow: var(--shadow-sm);
            transition: transform 0.2s ease, box-shadow 0.2s ease;
        }

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

        .popular-card h4 {
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 6px;
            line-height: 1.4;
        }

        .popular-card p {
            font-size: 13px;
            color: var(--text-mid);
            margin: 0;
        }

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

        .topic-card {
            background: var(--primary);
            color: #FFFFFF;
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            transition: transform 0.2s ease, box-shadow 0.2s ease;
        }

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

        .topic-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .topic-card p {
            font-size: 14px;
            color: var(--text-light);
            margin-bottom: 16px;
            line-height: 1.6;
        }

        .topic-card a {
            color: var(--gold);
            font-weight: 600;
            font-size: 14px;
        }

        .faq-list {
            border-top: 1px solid var(--border-line);
        }

        .faq-item {
            border-bottom: 1px solid var(--border-line);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            text-align: left;
            padding: 18px 0;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-dark);
            transition: color 0.2s ease;
        }

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

        .faq-question .indicator {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--bg-light);
            border: 1px solid var(--border-line);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--text-mid);
            transition: 0.2s ease;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
            color: var(--text-dark);
            font-size: 14px;
            padding-left: 0;
            line-height: 1.7;
        }

        .faq-item.open .faq-answer {
            max-height: 260px;
            padding-bottom: 18px;
        }

        .faq-item.open .indicator {
            background: var(--orange);
            color: #FFFFFF;
            border-color: var(--orange);
        }

        .subscribe-box {
            background: var(--primary);
            border-radius: var(--radius-lg);
            padding: 32px;
            color: #FFFFFF;
        }

        .subscribe-box h3 {
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .subscribe-box p {
            color: var(--text-light);
            font-size: 15px;
            margin-bottom: 20px;
        }

        .subscribe-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .subscribe-form input {
            flex: 1;
            min-width: 220px;
            height: 48px;
            border-radius: 6px;
            border: 1px solid var(--border-line);
            background: #FFFFFF;
            padding: 0 16px;
            font-size: 14px;
        }

        .subscribe-form input::placeholder {
            color: var(--text-mid);
            font-size: 14px;
        }

        .footer {
            background: var(--primary);
            color: var(--text-light);
            padding: 56px 0 28px;
        }

        .footer a {
            color: var(--text-light);
        }

        .footer a:hover {
            color: #FFFFFF;
        }

        .footer-grid {
            display: flex;
            justify-content: space-between;
            gap: 40px;
            flex-wrap: wrap;
            margin-bottom: 32px;
        }

        .footer-brand {
            max-width: 360px;
        }

        .footer-brand .logo {
            color: #FFFFFF;
            margin-bottom: 12px;
        }

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

        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            margin: 0;
        }

        .footer-links h4 {
            color: #FFFFFF;
            font-size: 15px;
            font-weight: 700;
            margin: 0 0 12px;
        }

        .footer-links ul {
            list-style: none;
            margin: 0;
            padding: 0;
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 8px 24px;
        }

        .footer-links li a {
            font-size: 14px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.18);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px 24px;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--text-light);
        }

        .footer-bottom-links {
            display: flex;
            gap: 20px;
        }

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

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

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

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

            .hamburger {
                display: flex;
            }

            .section {
                padding: 44px 0;
            }

            .hero-page {
                padding: 44px 0 52px;
            }

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

            .hero-page p {
                font-size: 15px;
            }

            .article-list-grid {
                grid-template-columns: 1fr;
            }

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

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

            .footer-grid {
                flex-direction: column;
                gap: 28px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 18px;
            }

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

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

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

            .filter-bar {
                gap: 8px;
            }

            .filter-btn {
                height: 36px;
                padding: 0 12px;
                font-size: 13px;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #161616;
            --primary-2: #1E1E1E;
            --green: #2D7D3A;
            --orange: #F26522;
            --orange-dark: #D9551A;
            --gold: #F7B500;
            --gold-light: #F4A800;
            --bg-light: #F7F6F2;
            --bg-white: #FFFFFF;
            --text-dark: #2A2A2A;
            --text-mid: #6B6B6B;
            --text-light: #BDBAB4;
            --border-line: #E0DCD4;
            --radius-sm: 8px;
            --radius-lg: 12px;
            --shadow-sm: 0 1px 4px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.12);
            --space-section: 72px;
            --space-card: 24px;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
            --font-mono: ui-monospace, 'SF Mono', 'Consolas', monospace;
            --container-max: 1200px;
            --nav-height: 68px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.65;
            color: var(--text-dark);
            background-color: var(--bg-light);
            min-width: 280px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover {
            color: var(--green);
        }
        button,
        input {
            font-family: inherit;
            font-size: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
            padding: 0;
        }
        button:focus-visible,
        input:focus-visible,
        a:focus-visible {
            outline: 2px solid var(--orange);
            outline-offset: 2px;
        }
        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }
        .section {
            padding: var(--space-section) 0;
        }
        .section-dark {
            background-color: var(--primary-2);
            color: var(--bg-light);
        }
        .section-dark h2,
        .section-dark h3 {
            color: #FFFFFF;
        }
        .section-white {
            background-color: var(--bg-white);
        }
        .section-light {
            background-color: var(--bg-light);
        }
        .section-green-dark {
            background-color: var(--green);
            color: var(--bg-light);
        }
        .section-green-dark h2,
        .section-green-dark h3 {
            color: #FFFFFF;
        }
        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--orange);
            letter-spacing: 0.04em;
            text-transform: uppercase;
            margin-bottom: 10px;
        }
        .section-label::before {
            content: '';
            display: inline-block;
            width: 14px;
            height: 2px;
            background: var(--orange);
            border-radius: 1px;
        }
        .section-title {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--primary);
            letter-spacing: -0.01em;
        }
        .section-dark .section-title,
        .section-green-dark .section-title {
            color: #FFFFFF;
        }
        .section-desc {
            font-size: 15px;
            color: var(--text-mid);
            margin-bottom: 28px;
            max-width: 620px;
            line-height: 1.7;
        }
        .section-dark .section-desc,
        .section-green-dark .section-desc {
            color: rgba(255, 255, 255, 0.78);
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 44px;
            padding: 0 22px;
            font-size: 15px;
            font-weight: 600;
            border-radius: 6px;
            transition: all 0.2s ease;
            white-space: nowrap;
            text-align: center;
            border: 1px solid transparent;
            text-decoration: none;
        }
        .btn-primary {
            background: var(--orange);
            color: #FFFFFF;
            border-color: var(--orange);
        }
        .btn-primary:hover {
            background: var(--orange-dark);
            border-color: var(--orange-dark);
            color: #FFFFFF;
            transform: translateY(1px);
            box-shadow: 0 4px 12px rgba(242, 101, 34, 0.25);
        }
        .btn-secondary {
            background: transparent;
            color: var(--primary);
            border-color: var(--primary);
        }
        .btn-secondary:hover {
            background: var(--primary);
            color: #FFFFFF;
            transform: translateY(1px);
        }
        .btn-gold {
            background: var(--gold);
            color: var(--primary);
            border-color: var(--gold);
        }
        .btn-gold:hover {
            background: var(--gold-light);
            border-color: var(--gold-light);
            color: var(--primary);
            transform: translateY(1px);
        }
        .btn-white-outline {
            background: transparent;
            color: #FFFFFF;
            border-color: rgba(255, 255, 255, 0.55);
        }
        .btn-white-outline:hover {
            background: #FFFFFF;
            color: var(--primary);
            border-color: #FFFFFF;
            transform: translateY(1px);
        }
        .btn-sm {
            height: 36px;
            padding: 0 16px;
            font-size: 14px;
        }
        .tag {
            display: inline-flex;
            align-items: center;
            padding: 3px 10px;
            font-size: 12px;
            font-weight: 600;
            border-radius: 4px;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }
        .tag-green {
            background: var(--green);
            color: #FFFFFF;
        }
        .tag-orange {
            background: var(--orange);
            color: #FFFFFF;
        }
        .tag-gold {
            background: var(--gold);
            color: var(--primary);
        }
        .tag-outline {
            background: transparent;
            color: var(--green);
            border: 1px solid var(--green);
        }
        .tag-outline-dark {
            background: transparent;
            color: #FFFFFF;
            border: 1px solid rgba(255, 255, 255, 0.45);
        }
        /* Header */
        .header {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-line);
            height: var(--nav-height);
            position: sticky;
            top: 0;
            z-index: 1000;
            display: flex;
            align-items: center;
        }
        .header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }
        .logo {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.01em;
            transition: color 0.2s ease;
        }
        .logo:hover {
            color: var(--green);
        }
        .logo-mark {
            display: inline-block;
            width: 26px;
            height: 26px;
            background: var(--primary);
            border-radius: 50%;
            position: relative;
            flex-shrink: 0;
        }
        .logo-mark::after {
            content: '';
            position: absolute;
            width: 10px;
            height: 10px;
            background: var(--orange);
            border-radius: 50%;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
        }
        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 28px;
        }
        .nav-desktop a {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-dark);
            padding: 6px 0;
            border-bottom: 2px solid transparent;
            transition: color 0.2s ease, border-color 0.2s ease;
            white-space: nowrap;
        }
        .nav-desktop a:hover {
            color: var(--green);
        }
        .nav-desktop a.active {
            color: var(--green);
            border-bottom-color: var(--green);
            font-weight: 600;
        }
        .hamburger {
            display: none;
            width: 44px;
            height: 44px;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            background: transparent;
            border: none;
            cursor: pointer;
            padding: 0;
        }
        .hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--primary);
            transition: all 0.3s ease;
            border-radius: 1px;
        }
        .hamburger[aria-expanded="true"] span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .hamburger[aria-expanded="true"] span:nth-child(2) {
            opacity: 0;
        }
        .hamburger[aria-expanded="true"] span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }
        .nav-mobile {
            display: none;
            position: fixed;
            top: var(--nav-height);
            left: 0;
            right: 0;
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-line);
            z-index: 999;
            padding: 12px 24px 20px;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
        }
        .nav-mobile.open {
            display: block;
        }
        .nav-mobile a {
            display: block;
            padding: 14px 0;
            font-size: 16px;
            font-weight: 500;
            color: var(--text-dark);
            border-bottom: 1px solid #F0EDE6;
            transition: color 0.2s ease;
        }
        .nav-mobile a:hover {
            color: var(--green);
        }
        .nav-mobile a.active {
            color: var(--green);
            font-weight: 600;
        }
        /* Breadcrumb */
        .breadcrumb-bar {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-line);
            padding: 14px 0;
        }
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 13px;
            color: var(--text-mid);
        }
        .breadcrumb-nav a {
            color: var(--text-mid);
            transition: color 0.2s ease;
        }
        .breadcrumb-nav a:hover {
            color: var(--green);
        }
        .breadcrumb-sep {
            color: var(--border-line);
            font-size: 11px;
        }
        .breadcrumb-current {
            color: var(--text-dark);
            font-weight: 500;
        }
        /* Page Header / H1 zone */
        .page-header {
            background: linear-gradient(180deg, var(--primary) 0%, var(--primary-2) 100%);
            padding: 56px 0 48px;
            position: relative;
            overflow: hidden;
        }
        .page-header::after {
            content: '';
            position: absolute;
            top: -60px;
            right: -40px;
            width: 280px;
            height: 280px;
            background: rgba(247, 181, 0, 0.06);
            border-radius: 50%;
            pointer-events: none;
        }
        .page-header h1 {
            font-size: 36px;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: -0.01em;
            margin-bottom: 10px;
            position: relative;
            z-index: 1;
        }
        .page-header .page-header-desc {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.78);
            max-width: 420px;
            line-height: 1.7;
            position: relative;
            z-index: 1;
        }
        /* Sort Toolbar */
        .sort-toolbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            background: var(--bg-white);
            border: 1px solid var(--border-line);
            border-radius: var(--radius-lg);
            padding: 16px 20px;
            box-shadow: var(--shadow-sm);
            margin-bottom: 28px;
        }
        .sort-toolbar-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-mid);
            white-space: nowrap;
        }
        .sort-toolbar-options {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
        }
        .sort-toolbar-options button {
            padding: 8px 16px;
            font-size: 13px;
            font-weight: 500;
            border-radius: 6px;
            background: var(--bg-light);
            color: var(--text-mid);
            border: 1px solid transparent;
            transition: all 0.2s ease;
            white-space: nowrap;
        }
        .sort-toolbar-options button:hover {
            color: var(--green);
            border-color: var(--green);
            background: #F0FAF1;
        }
        .sort-toolbar-options button.active-sort {
            background: var(--green);
            color: #FFFFFF;
            font-weight: 600;
        }
        .sort-toolbar-count {
            font-size: 13px;
            color: var(--text-mid);
        }
        /* Article List */
        .article-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .article-card {
            display: flex;
            gap: 20px;
            background: var(--bg-white);
            border: 1px solid var(--border-line);
            border-radius: var(--radius-lg);
            overflow: hidden;
            padding: 0;
            box-shadow: var(--shadow-sm);
            transition: box-shadow 0.25s ease, transform 0.25s ease;
        }
        .article-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }
        .article-card-img {
            width: 200px;
            min-height: 150px;
            flex-shrink: 0;
            overflow: hidden;
        }
        .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(1.04);
        }
        .article-card-body {
            flex: 1;
            padding: 20px 24px 20px 0;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .article-card-tag-row {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 8px;
            flex-wrap: wrap;
        }
        .article-card-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 6px;
            line-height: 1.4;
            transition: color 0.2s ease;
        }
        .article-card:hover .article-card-title {
            color: var(--green);
        }
        .article-card-summary {
            font-size: 14px;
            color: var(--text-mid);
            line-height: 1.7;
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .article-card-meta {
            font-size: 12px;
            color: var(--text-mid);
            display: flex;
            align-items: center;
            gap: 12px;
        }
        /* Hot article bar */
        .hot-list {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 14px;
        }
        .hot-item {
            background: var(--bg-white);
            border: 1px solid var(--border-line);
            border-radius: var(--radius-sm);
            padding: 16px 18px;
            display: flex;
            align-items: center;
            gap: 12px;
            transition: box-shadow 0.2s ease, border-color 0.2s ease;
        }
        .hot-item:hover {
            box-shadow: var(--shadow-sm);
            border-color: var(--green);
        }
        .hot-item-rank {
            font-size: 20px;
            font-weight: 700;
            color: var(--gold);
            font-family: var(--font-mono);
            min-width: 26px;
            text-align: center;
            flex-shrink: 0;
        }
        .hot-item-text {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-dark);
            line-height: 1.45;
        }
        /* Moment Wall */
        .moment-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .moment-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-line);
            box-shadow: var(--shadow-sm);
            transition: box-shadow 0.25s ease, transform 0.25s ease;
        }
        .moment-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .moment-card-img {
            height: 180px;
            overflow: hidden;
        }
        .moment-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .moment-card:hover .moment-card-img img {
            transform: scale(1.04);
        }
        .moment-card-body {
            padding: 18px 20px 20px;
        }
        .moment-card-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .moment-card-text {
            font-size: 13px;
            color: var(--text-mid);
            line-height: 1.65;
        }
        /* Milestone */
        .milestone-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .milestone-card {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-lg);
            padding: 22px 20px;
            text-align: center;
            transition: background 0.2s ease, border-color 0.2s ease;
        }
        .milestone-card:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.25);
        }
        .milestone-num {
            font-size: 32px;
            font-weight: 700;
            color: var(--gold);
            font-family: var(--font-mono);
            letter-spacing: -0.02em;
            margin-bottom: 6px;
        }
        .milestone-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.5;
        }
        /* Legend people */
        .legend-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .legend-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-line);
            box-shadow: var(--shadow-sm);
            transition: box-shadow 0.25s ease, transform 0.25s ease;
        }
        .legend-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .legend-card-img {
            height: 200px;
            overflow: hidden;
        }
        .legend-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .legend-card:hover .legend-card-img img {
            transform: scale(1.05);
        }
        .legend-card-body {
            padding: 16px 18px 18px;
            text-align: center;
        }
        .legend-card-name {
            font-size: 17px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 2px;
        }
        .legend-card-role {
            font-size: 13px;
            color: var(--text-mid);
            margin-bottom: 8px;
        }
        .legend-card-desc {
            font-size: 13px;
            color: var(--text-mid);
            line-height: 1.55;
            text-align: left;
        }
        /* Related topics */
        .related-topics {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }
        .related-topic-card {
            background: var(--bg-white);
            border: 1px solid var(--border-line);
            border-radius: var(--radius-lg);
            padding: 22px 24px;
            display: flex;
            align-items: center;
            gap: 16px;
            transition: box-shadow 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
        }
        .related-topic-card:hover {
            box-shadow: var(--shadow-sm);
            border-color: var(--green);
            transform: translateY(-1px);
        }
        .related-topic-icon {
            width: 40px;
            height: 40px;
            background: var(--bg-light);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 700;
            color: var(--green);
            flex-shrink: 0;
        }
        .related-topic-text h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 2px;
        }
        .related-topic-text p {
            font-size: 13px;
            color: var(--text-mid);
            margin: 0;
        }
        /* Subscribe CTA */
        .subscribe-card {
            background: var(--primary);
            border-radius: var(--radius-lg);
            padding: 40px 44px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
            border: 1px solid rgba(255, 255, 255, 0.08);
        }
        .subscribe-card h2 {
            font-size: 24px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 8px;
        }
        .subscribe-card p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.7);
            margin: 0;
            line-height: 1.65;
        }
        .subscribe-form {
            display: flex;
            gap: 12px;
            flex: 1;
            min-width: 280px;
            max-width: 460px;
        }
        .subscribe-form input {
            flex: 1;
            height: 48px;
            padding: 0 18px;
            font-size: 14px;
            border-radius: 6px;
            border: 1px solid rgba(255, 255, 255, 0.25);
            background: rgba(255, 255, 255, 0.1);
            color: #FFFFFF;
            transition: border-color 0.2s ease, background 0.2s ease;
        }
        .subscribe-form input::placeholder {
            color: rgba(255, 255, 255, 0.5);
        }
        .subscribe-form input:focus {
            outline: 2px solid var(--orange);
            outline-offset: 2px;
            border-color: transparent;
            background: rgba(255, 255, 255, 0.16);
        }
        .subscribe-form .btn-gold {
            height: 48px;
            padding: 0 28px;
            flex-shrink: 0;
        }
        /* Footer */
        .footer {
            background: var(--primary);
            padding: 48px 0 28px;
            color: var(--text-light);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 40px;
            margin-bottom: 36px;
        }
        .footer-brand .logo {
            color: #FFFFFF;
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 14px;
        }
        .footer-brand .logo:hover {
            color: var(--gold);
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-light);
            max-width: 360px;
        }
        .footer-links h4 {
            font-size: 14px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }
        .footer-links ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 10px 24px;
        }
        .footer-links a {
            font-size: 14px;
            color: var(--text-light);
            transition: color 0.2s ease;
        }
        .footer-links a:hover {
            color: #FFFFFF;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 22px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom span {
            white-space: nowrap;
        }
        .footer-bottom-links {
            display: flex;
            gap: 18px;
        }
        .footer-bottom-links a {
            color: rgba(255, 255, 255, 0.5);
            font-size: 12px;
            transition: color 0.2s ease;
            white-space: nowrap;
        }
        .footer-bottom-links a:hover {
            color: #FFFFFF;
        }
        /* Responsive */
        @media (max-width: 1023px) {
            .nav-desktop {
                gap: 18px;
            }
            .nav-desktop a {
                font-size: 14px;
            }
            .hot-list {
                grid-template-columns: repeat(2, 1fr);
            }
            .moment-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .legend-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .milestone-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .related-topics {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 767px) {
            :root {
                --space-section: 44px;
                --nav-height: 60px;
            }
            .header .container {
                padding: 0 16px;
            }
            .nav-desktop {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .nav-mobile.open {
                display: block;
            }
            .page-header {
                padding: 36px 0 32px;
            }
            .page-header h1 {
                font-size: 28px;
            }
            .page-header .page-header-desc {
                font-size: 15px;
            }
            .section-title {
                font-size: 20px;
            }
            .article-card {
                flex-direction: column;
                gap: 0;
            }
            .article-card-img {
                width: 100%;
                height: 160px;
                min-height: auto;
            }
            .article-card-body {
                padding: 16px 18px 18px;
            }
            .hot-list,
            .moment-grid,
            .legend-grid,
            .milestone-grid,
            .related-topics {
                grid-template-columns: 1fr;
            }
            .sort-toolbar {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }
            .subscribe-card {
                padding: 28px 22px;
                flex-direction: column;
                align-items: flex-start;
            }
            .subscribe-form {
                flex-direction: column;
                width: 100%;
                min-width: auto;
                max-width: none;
            }
            .subscribe-form input {
                width: 100%;
            }
            .subscribe-form .btn-gold {
                width: 100%;
                justify-content: center;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .footer-bottom-links {
                flex-wrap: wrap;
                gap: 12px;
            }
        }
        @media (max-width: 519px) {
            .container {
                padding: 0 16px;
            }
            .page-header h1 {
                font-size: 24px;
            }
            .article-card-title {
                font-size: 16px;
            }
            .article-card-summary {
                -webkit-line-clamp: 2;
            }
            .hot-item {
                padding: 12px 14px;
            }
            .hot-item-text {
                font-size: 13px;
            }
            .moment-card-img {
                height: 140px;
            }
            .legend-card-img {
                height: 160px;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #161616;
            --primary-2: #1E1E1E;
            --green: #2D7D3A;
            --orange: #F26522;
            --orange-dark: #D9551A;
            --gold: #F7B500;
            --gold-light: #F4A800;
            --bg-light: #F7F6F2;
            --bg-white: #FFFFFF;
            --text-dark: #2A2A2A;
            --text-mid: #6B6B6B;
            --text-light: #BDBAB4;
            --border-line: #E0DCD4;
            --radius-sm: 8px;
            --radius-lg: 12px;
            --shadow-sm: 0 1px 4px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.12);
            --space-section: 72px;
            --space-card: 24px;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
            --font-mono: ui-monospace, 'SF Mono', 'Consolas', monospace;
            --container-max: 1200px;
            --nav-height: 68px;
        }

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

        body {
            margin: 0;
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.65;
            color: var(--text-dark);
            background-color: var(--bg-light);
            min-width: 280px;
        }

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

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

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

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

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

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

        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: var(--space-section) 0;
        }

        .section-dark {
            background-color: var(--primary-2);
            color: var(--bg-light);
        }

        .section-dark h2,
        .section-dark h3 {
            color: #FFFFFF;
        }

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

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

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--orange);
            letter-spacing: 0.04em;
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        .section-label::before {
            content: '';
            display: inline-block;
            width: 14px;
            height: 2px;
            background: var(--orange);
            border-radius: 1px;
        }

        .section-title {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--primary);
            letter-spacing: -0.01em;
        }

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

        .section-desc {
            font-size: 15px;
            color: var(--text-mid);
            margin-bottom: 28px;
            max-width: 620px;
        }

        .section-dark .section-desc {
            color: var(--text-light);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 44px;
            padding: 0 22px;
            font-size: 15px;
            font-weight: 600;
            border-radius: 6px;
            transition: all 0.2s ease;
            white-space: nowrap;
            text-align: center;
            border: 1px solid transparent;
        }

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

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

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

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

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

        .btn-gold:hover {
            background: var(--gold-light);
            border-color: var(--gold-light);
            color: var(--primary);
            transform: translateY(1px);
        }

        .btn-white-outline {
            background: transparent;
            color: #FFFFFF;
            border-color: rgba(255, 255, 255, 0.55);
        }

        .btn-white-outline:hover {
            background: #FFFFFF;
            color: var(--primary);
            border-color: #FFFFFF;
        }

        .btn-sm {
            height: 36px;
            padding: 0 16px;
            font-size: 14px;
        }

        .tag {
            display: inline-flex;
            align-items: center;
            padding: 3px 10px;
            font-size: 12px;
            font-weight: 600;
            border-radius: 4px;
            letter-spacing: 0.02em;
        }

        .tag-green {
            background: var(--green);
            color: #FFFFFF;
        }

        .tag-orange {
            background: var(--orange);
            color: #FFFFFF;
        }

        .tag-gold {
            background: var(--gold);
            color: var(--primary);
        }

        .tag-outline {
            background: transparent;
            color: var(--green);
            border: 1px solid var(--green);
        }

        /* Header */
        .header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-line);
            height: var(--nav-height);
            display: flex;
            align-items: center;
        }

        .header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }

        .logo {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            white-space: nowrap;
        }

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

        .logo-mark {
            width: 26px;
            height: 26px;
            background: var(--orange);
            border-radius: 50%;
            position: relative;
            flex-shrink: 0;
            display: inline-flex;
            align-items: center;
            justify-content: center;
        }

        .logo-mark::after {
            content: '';
            width: 8px;
            height: 8px;
            background: var(--bg-white);
            border-radius: 50%;
        }

        .logo-mark::before {
            content: '';
            position: absolute;
            width: 18px;
            height: 2px;
            background: var(--bg-white);
            border-radius: 1px;
            transform: rotate(-35deg);
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 24px;
        }

        .nav-desktop > a,
        .nav-dropdown-btn {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-dark);
            padding: 4px 0;
            position: relative;
            transition: color 0.2s ease;
            white-space: nowrap;
            border-bottom: 2px solid transparent;
        }

        .nav-desktop > a:hover,
        .nav-dropdown-btn:hover {
            color: var(--green);
            border-bottom-color: var(--green);
        }

        .nav-desktop > a.active,
        .nav-dropdown-btn.active {
            color: var(--green);
            border-bottom-color: var(--green);
        }

        .nav-dropdown {
            position: relative;
            display: flex;
            align-items: center;
        }

        .nav-dropdown-btn {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            cursor: pointer;
            background: none;
            border: none;
        }

        .nav-dropdown-btn::after {
            content: '';
            width: 7px;
            height: 7px;
            border-right: 2px solid var(--text-mid);
            border-bottom: 2px solid var(--text-mid);
            transform: rotate(45deg) translateY(-2px);
            transition: transform 0.2s ease;
        }

        .nav-dropdown-btn:hover::after {
            border-color: var(--green);
        }

        .nav-dropdown-btn.active::after {
            border-color: var(--green);
        }

        .nav-dropdown-btn.active {
            color: var(--green);
            border-bottom-color: var(--green);
        }

        .nav-dropdown-panel {
            position: absolute;
            top: 100%;
            right: 0;
            margin-top: 8px;
            background: var(--bg-white);
            border: 1px solid var(--border-line);
            border-radius: 8px;
            box-shadow: var(--shadow-lg);
            min-width: 180px;
            padding: 8px 0;
            opacity: 0;
            visibility: hidden;
            transform: translateY(6px);
            transition: all 0.2s ease;
            z-index: 1001;
        }

        .nav-dropdown:hover .nav-dropdown-panel,
        .nav-dropdown:focus-within .nav-dropdown-panel {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .nav-dropdown-panel a {
            display: block;
            padding: 10px 20px;
            font-size: 14px;
            color: var(--text-dark);
            border-left: 3px solid transparent;
            transition: all 0.2s ease;
        }

        .nav-dropdown-panel a:hover {
            color: var(--green);
            background: #F5F8F3;
            border-left-color: var(--green);
        }

        .nav-dropdown-panel a.active {
            color: var(--green);
            background: #F5F8F3;
            border-left-color: var(--green);
            font-weight: 600;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            background: none;
            border: none;
            padding: 0;
            cursor: pointer;
        }

        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
            transition: all 0.25s ease;
        }

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

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

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

        .mobile-nav {
            display: none;
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-line);
            padding: 12px 24px 20px;
            position: absolute;
            top: var(--nav-height);
            left: 0;
            right: 0;
            z-index: 999;
            box-shadow: 0 8px 20px rgba(0,0,0,0.08);
        }

        .mobile-nav a {
            display: block;
            padding: 12px 0;
            font-size: 16px;
            font-weight: 500;
            color: var(--text-dark);
            border-bottom: 1px solid #F0EDE8;
            transition: color 0.2s ease;
        }

        .mobile-nav a:last-child {
            border-bottom: none;
        }

        .mobile-nav a:hover {
            color: var(--green);
        }

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

        .mobile-nav-group-label {
            font-size: 13px;
            color: var(--text-mid);
            padding: 14px 0 6px;
            font-weight: 600;
            letter-spacing: 0.03em;
            text-transform: uppercase;
        }

        /* Breadcrumb */
        .breadcrumb-wrap {
            background: var(--bg-light);
            border-bottom: 1px solid var(--border-line);
            padding: 12px 0;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-mid);
            flex-wrap: wrap;
        }

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

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

        .breadcrumb .separator {
            color: #C5C0B8;
        }

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

        /* Page Hero Banner */
        .page-hero {
            background: var(--primary);
            color: #FFFFFF;
            padding: 56px 0 40px;
            position: relative;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/1ea7f562522cf3e8.webp') center/cover no-repeat;
            opacity: 0.35;
            z-index: 0;
        }

        .page-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(22,22,22,0.8) 0%, rgba(22,22,22,0.55) 50%, rgba(22,22,22,0.42) 100%);
            z-index: 1;
        }

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

        .page-hero h1 {
            font-size: 36px;
            font-weight: 700;
            margin: 0 0 8px;
            color: #FFFFFF;
            letter-spacing: -0.01em;
            max-width: 600px;
        }

        .page-hero .page-hero-desc {
            font-size: 17px;
            color: #F0EDE6;
            max-width: 520px;
            margin: 0;
            line-height: 1.65;
        }

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

        /* Intro section */
        .intro-section {
            padding: 40px 0 20px;
            background: var(--bg-white);
        }

        .intro-card {
            background: #FAFAF8;
            border: 1px solid var(--border-line);
            border-radius: var(--radius-lg);
            padding: 28px 32px;
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-dark);
            max-width: 820px;
            box-shadow: var(--shadow-sm);
        }

        .intro-card p {
            margin: 0;
        }

        /* Filter toolbar */
        .filter-toolbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            padding: 16px 20px;
            background: var(--bg-white);
            border: 1px solid var(--border-line);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            margin-bottom: 28px;
        }

        .filter-group {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .filter-btn {
            padding: 6px 16px;
            font-size: 13px;
            font-weight: 500;
            border-radius: 6px;
            border: 1px solid var(--border-line);
            color: var(--text-mid);
            background: var(--bg-white);
            transition: all 0.2s ease;
            cursor: pointer;
            white-space: nowrap;
        }

        .filter-btn:hover {
            border-color: var(--green);
            color: var(--green);
            background: #F5F8F3;
        }

        .filter-btn.active {
            background: var(--green);
            color: #FFFFFF;
            border-color: var(--green);
            font-weight: 600;
        }

        .filter-toolbar .filter-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-mid);
            letter-spacing: 0.03em;
        }

        /* Article list */
        .article-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .article-card {
            display: flex;
            gap: 20px;
            background: var(--bg-white);
            border: 1px solid var(--border-line);
            border-radius: var(--radius-lg);
            padding: 18px;
            box-shadow: var(--shadow-sm);
            transition: all 0.25s ease;
            align-items: center;
        }

        .article-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
            border-color: #D5D0C8;
        }

        .article-card:nth-child(even) {
            flex-direction: row-reverse;
        }

        .article-thumb {
            flex-shrink: 0;
            width: 160px;
            height: 110px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            background: #EFEDE8;
        }

        .article-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s ease;
        }

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

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

        .article-body h3 {
            font-size: 17px;
            font-weight: 600;
            margin: 0 0 6px;
            color: var(--primary);
            line-height: 1.45;
            letter-spacing: -0.005em;
        }

        .article-body h3 a:hover {
            color: var(--green);
        }

        .article-body p {
            font-size: 14px;
            color: var(--text-mid);
            margin: 0 0 10px;
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

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

        .article-meta .date {
            color: #9A968F;
        }

        .article-meta .dot {
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: #C5C0B8;
        }

        /* Hot articles */
        .hot-articles {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            margin-top: 8px;
        }

        .hot-card {
            background: var(--bg-white);
            border: 1px solid var(--border-line);
            border-radius: var(--radius-sm);
            padding: 16px 18px;
            box-shadow: var(--shadow-sm);
            transition: all 0.2s ease;
        }

        .hot-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
            border-color: #D5D0C8;
        }

        .hot-card .hot-index {
            font-family: var(--font-mono);
            font-size: 13px;
            font-weight: 700;
            color: var(--orange);
            display: block;
            margin-bottom: 4px;
        }

        .hot-card h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            margin: 0;
            line-height: 1.45;
            letter-spacing: -0.005em;
        }

        .hot-card h4 a:hover {
            color: var(--green);
        }

        .hot-card .hot-desc {
            font-size: 12px;
            color: var(--text-mid);
            margin-top: 6px;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* Related topics */
        .related-topics {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 8px;
        }

        .topic-entry {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--bg-white);
            border: 1px solid var(--border-line);
            border-radius: var(--radius-lg);
            padding: 20px 22px;
            transition: all 0.25s ease;
            box-shadow: var(--shadow-sm);
        }

        .topic-entry:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
            border-color: #D5D0C8;
        }

        .topic-icon {
            width: 44px;
            height: 44px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 700;
            flex-shrink: 0;
            color: #FFFFFF;
        }

        .topic-icon.green {
            background: var(--green);
        }

        .topic-icon.orange {
            background: var(--orange);
        }

        .topic-icon.gold {
            background: var(--gold);
            color: var(--primary);
        }

        .topic-entry h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--primary);
            margin: 0 0 2px;
        }

        .topic-entry p {
            font-size: 13px;
            color: var(--text-mid);
            margin: 0;
            line-height: 1.5;
        }

        /* Subscribe CTA */
        .subscribe-section {
            padding: var(--space-section) 0;
            background: var(--primary-2);
            color: var(--bg-light);
        }

        .subscribe-wrapper {
            display: flex;
            align-items: center;
            gap: 40px;
            flex-wrap: wrap;
        }

        .subscribe-info {
            flex: 1;
            min-width: 260px;
        }

        .subscribe-info h2 {
            font-size: 24px;
            font-weight: 700;
            color: #FFFFFF;
            margin: 0 0 8px;
        }

        .subscribe-info p {
            font-size: 15px;
            color: var(--text-light);
            margin: 0;
            line-height: 1.6;
        }

        .subscribe-form {
            display: flex;
            gap: 12px;
            flex: 1;
            min-width: 280px;
            max-width: 460px;
            flex-wrap: wrap;
        }

        .subscribe-form input[type="email"] {
            flex: 1;
            min-width: 180px;
            height: 48px;
            padding: 0 16px;
            font-size: 14px;
            border-radius: 6px;
            border: 1px solid rgba(255,255,255,0.3);
            background: rgba(255,255,255,0.08);
            color: #FFFFFF;
            outline: none;
            transition: border-color 0.2s ease, background 0.2s ease;
        }

        .subscribe-form input[type="email"]::placeholder {
            color: rgba(255,255,255,0.5);
        }

        .subscribe-form input[type="email"]:focus {
            border-color: var(--gold);
            background: rgba(255,255,255,0.12);
        }

        /* FAQ */
        .faq-section {
            padding: var(--space-section) 0;
            background: var(--bg-light);
        }

        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 780px;
            margin-top: 8px;
        }

        .faq-item {
            background: var(--bg-white);
            border: 1px solid var(--border-line);
            border-radius: var(--radius-sm);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: border-color 0.2s ease;
        }

        .faq-item:hover {
            border-color: #D5D0C8;
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            cursor: pointer;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-dark);
            transition: color 0.2s ease;
        }

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

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 22px;
            height: 22px;
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .faq-question .faq-icon::before,
        .faq-question .faq-icon::after {
            content: '';
            position: absolute;
            background: var(--text-mid);
            border-radius: 1px;
            transition: all 0.2s ease;
        }

        .faq-question .faq-icon::before {
            width: 13px;
            height: 2px;
        }

        .faq-question .faq-icon::after {
            width: 2px;
            height: 13px;
        }

        .faq-item.open .faq-icon::after {
            transform: rotate(90deg);
            opacity: 0;
        }

        .faq-answer {
            display: none;
            padding: 0 22px 20px;
            font-size: 14px;
            color: var(--text-mid);
            line-height: 1.7;
            background: #FAFAF8;
            border-top: 1px solid #F0EDE8;
            padding-top: 16px;
        }

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

        /* Footer */
        .footer {
            background: var(--primary);
            color: var(--text-light);
            padding: 48px 0 24px;
        }

        .footer-grid {
            display: flex;
            gap: 48px;
            flex-wrap: wrap;
            margin-bottom: 32px;
        }

        .footer-brand {
            flex: 1;
            min-width: 240px;
        }

        .footer-brand .logo {
            color: #FFFFFF;
            font-size: 20px;
            margin-bottom: 12px;
        }

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

        .footer-brand p {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.65;
            margin: 0;
        }

        .footer-links {
            flex: 0 0 auto;
            min-width: 180px;
        }

        .footer-links h4 {
            font-size: 14px;
            font-weight: 600;
            color: #FFFFFF;
            letter-spacing: 0.03em;
            margin: 0 0 12px;
            text-transform: uppercase;
        }

        .footer-links ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 8px 24px;
        }

        .footer-links li a {
            font-size: 14px;
            color: var(--text-light);
            transition: color 0.2s ease;
        }

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

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            padding-top: 20px;
            border-top: 1px solid rgba(255,255,255,0.1);
            font-size: 12px;
            color: #918D85;
        }

        .footer-bottom-links {
            display: flex;
            gap: 18px;
        }

        .footer-bottom-links a {
            font-size: 12px;
            color: #918D85;
            transition: color 0.2s ease;
        }

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

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

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

            .nav-desktop {
                gap: 16px;
            }

            .article-card:nth-child(even) {
                flex-direction: row;
            }

            .article-thumb {
                width: 140px;
                height: 100px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --space-section: 48px;
                --nav-height: 60px;
            }

            .nav-desktop {
                display: none;
            }

            .hamburger {
                display: flex;
            }

            .mobile-nav {
                display: block;
            }

            .page-hero h1 {
                font-size: 28px;
            }

            .page-hero .page-hero-desc {
                font-size: 15px;
            }

            .article-card {
                flex-direction: column !important;
                align-items: flex-start;
                padding: 16px;
            }

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

            .article-body h3 {
                font-size: 16px;
            }

            .hot-articles {
                grid-template-columns: 1fr;
            }

            .related-topics {
                grid-template-columns: 1fr;
            }

            .subscribe-wrapper {
                flex-direction: column;
                align-items: stretch;
                gap: 24px;
            }

            .subscribe-form {
                max-width: 100%;
            }

            .filter-toolbar {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }

            .footer-grid {
                flex-direction: column;
                gap: 28px;
            }

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

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }
        }

        @media (max-width: 520px) {
            .page-hero h1 {
                font-size: 24px;
            }

            .container {
                padding: 0 16px;
            }

            .article-thumb {
                height: 150px;
            }

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

            .subscribe-form input[type="email"] {
                width: 100%;
                min-width: unset;
            }

            .subscribe-form .btn {
                width: 100%;
            }

            .intro-card {
                padding: 20px;
                font-size: 15px;
            }

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

/* roulang page: category5 */
:root {
            --primary: #161616;
            --primary-2: #1E1E1E;
            --green: #2D7D3A;
            --orange: #F26522;
            --orange-dark: #D9551A;
            --gold: #F7B500;
            --gold-light: #F4A800;
            --bg-light: #F7F6F2;
            --bg-white: #FFFFFF;
            --text-dark: #2A2A2A;
            --text-mid: #6B6B6B;
            --text-light: #BDBAB4;
            --border-line: #E0DCD4;
            --radius-sm: 8px;
            --radius-lg: 12px;
            --shadow-sm: 0 1px 4px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.12);
            --space-section: 72px;
            --space-card: 24px;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
            --font-mono: ui-monospace, 'SF Mono', 'Consolas', monospace;
            --container-max: 1200px;
            --nav-height: 68px;
        }

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

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

        body {
            margin: 0;
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.65;
            color: var(--text-dark);
            background-color: var(--bg-light);
            min-width: 280px;
        }

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

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

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

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

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

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

        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: var(--space-section) 0;
        }

        .section-dark {
            background-color: var(--primary-2);
            color: var(--bg-light);
        }

        .section-dark h2,
        .section-dark h3 {
            color: #FFFFFF;
        }

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

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

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--orange);
            letter-spacing: 0.04em;
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        .section-label::before {
            content: '';
            display: inline-block;
            width: 14px;
            height: 2px;
            background: var(--orange);
            border-radius: 1px;
        }

        .section-title {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--primary);
            letter-spacing: -0.01em;
        }

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

        .section-desc {
            font-size: 15px;
            color: var(--text-mid);
            margin-bottom: 28px;
            max-width: 620px;
        }

        .section-dark .section-desc {
            color: var(--text-light);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 44px;
            padding: 0 22px;
            font-size: 15px;
            font-weight: 600;
            border-radius: 6px;
            transition: all 0.2s ease;
            white-space: nowrap;
            text-align: center;
            border: 1px solid transparent;
        }

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

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

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

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

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

        .btn-gold:hover {
            background: var(--gold-light);
            border-color: var(--gold-light);
            color: var(--primary);
            transform: translateY(1px);
        }

        .btn-white-outline {
            background: transparent;
            color: #FFFFFF;
            border-color: rgba(255, 255, 255, 0.55);
        }

        .btn-white-outline:hover {
            background: #FFFFFF;
            color: var(--primary);
            border-color: #FFFFFF;
        }

        .btn-sm {
            height: 36px;
            padding: 0 16px;
            font-size: 14px;
        }

        .tag {
            display: inline-flex;
            align-items: center;
            padding: 3px 10px;
            font-size: 12px;
            font-weight: 600;
            border-radius: 4px;
            letter-spacing: 0.02em;
        }

        .tag-green {
            background: var(--green);
            color: #FFFFFF;
        }

        .tag-orange {
            background: var(--orange);
            color: #FFFFFF;
        }

        .tag-gold {
            background: var(--gold);
            color: var(--primary);
        }

        .tag-outline {
            background: transparent;
            color: var(--green);
            border: 1px solid var(--green);
        }

        .tag-outline-orange {
            background: transparent;
            color: var(--orange);
            border: 1px solid var(--orange);
        }

        /* Header */
        .header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-line);
            height: var(--nav-height);
            display: flex;
            align-items: center;
        }

        .header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.01em;
        }

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

        .logo-mark {
            width: 26px;
            height: 26px;
            background: var(--orange);
            border-radius: 6px;
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .logo-mark::after {
            content: '';
            width: 10px;
            height: 10px;
            background: #FFFFFF;
            border-radius: 50%;
            position: absolute;
            top: 4px;
            left: 6px;
        }

        .logo-mark::before {
            content: '';
            width: 14px;
            height: 2px;
            background: var(--gold);
            border-radius: 1px;
            position: absolute;
            bottom: 5px;
            left: 6px;
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 28px;
        }

        .nav-desktop a {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-dark);
            padding-bottom: 4px;
            border-bottom: 2px solid transparent;
            transition: color 0.2s ease, border-color 0.2s ease;
        }

        .nav-desktop a:hover,
        .nav-desktop a.active {
            color: var(--green);
            border-color: var(--green);
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: 4px;
            background: transparent;
            position: relative;
            z-index: 110;
        }

        .hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--text-dark);
            border-radius: 2px;
            transition: all 0.3s ease;
        }

        .hamburger.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .hamburger.open span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: var(--nav-height);
            left: 0;
            width: 100%;
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-line);
            box-shadow: var(--shadow-lg);
            z-index: 95;
            padding: 12px 0;
        }

        .mobile-menu a {
            display: block;
            padding: 14px 24px;
            font-size: 16px;
            font-weight: 500;
            color: var(--text-dark);
            border-bottom: 1px solid var(--border-line);
        }

        .mobile-menu a:last-child {
            border-bottom: none;
        }

        .mobile-menu a:hover,
        .mobile-menu a.active {
            color: var(--green);
            background: #FAFAF8;
        }

        /* Page hero */
        .page-hero {
            background: var(--primary);
            color: #FFFFFF;
            padding: 56px 0 48px;
            position: relative;
            overflow: hidden;
        }

        .page-hero::after {
            content: '';
            position: absolute;
            top: 0;
            right: -80px;
            width: 260px;
            height: 260px;
            background: var(--green);
            opacity: 0.2;
            border-radius: 50%;
            transform: translate(40%, -30%);
            pointer-events: none;
        }

        .page-hero .container {
            position: relative;
            z-index: 1;
        }

        .page-hero h1 {
            font-size: 34px;
            font-weight: 700;
            margin-bottom: 10px;
            letter-spacing: -0.01em;
        }

        .page-hero .page-hero-desc {
            font-size: 16px;
            color: #D0CCC4;
            max-width: 560px;
        }

        /* Data indicator bar */
        .data-indicator-bar {
            background: var(--primary-2);
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 18px 0;
        }

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

        .data-indicator-item {
            text-align: left;
            padding-left: 16px;
            border-left: 2px solid var(--orange);
        }

        .data-indicator-item .ind-num {
            font-family: var(--font-mono);
            font-size: 26px;
            font-weight: 700;
            color: #FFFFFF;
            line-height: 1.2;
        }

        .data-indicator-item .ind-label {
            font-size: 12px;
            color: var(--text-light);
            margin-top: 2px;
        }

        /* Article list */
        .data-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
        }

        .data-card {
            background: var(--bg-white);
            border: 1px solid var(--border-line);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: transform 0.25s ease, box-shadow 0.25s ease;
            display: flex;
            flex-direction: column;
        }

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

        .data-card .card-img-wrap {
            overflow: hidden;
            aspect-ratio: 16 / 9;
            flex-shrink: 0;
        }

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

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

        .data-card .card-body {
            padding: 22px 24px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .data-card .card-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 10px;
            flex-wrap: wrap;
        }

        .data-card .card-date {
            font-size: 13px;
            color: var(--text-mid);
            font-family: var(--font-mono);
        }

        .data-card .card-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.4;
            margin-bottom: 10px;
        }

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

        .data-card .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--orange);
            margin-top: 16px;
            transition: color 0.2s ease;
        }

        .data-card .card-link::after {
            content: '→';
            font-size: 16px;
            transition: transform 0.2s ease;
        }

        .data-card .card-link:hover {
            color: var(--orange-dark);
        }

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

        /* Toolbar */
        .toolbar {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            background: var(--bg-white);
            border: 1px solid var(--border-line);
            border-radius: var(--radius-sm);
            padding: 14px 18px;
            margin-bottom: 28px;
        }

        .toolbar-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-dark);
            margin-right: 4px;
        }

        .toolbar-btn {
            display: inline-flex;
            align-items: center;
            height: 34px;
            padding: 0 16px;
            font-size: 13px;
            font-weight: 500;
            border-radius: 4px;
            border: 1px solid var(--border-line);
            background: transparent;
            color: var(--text-dark);
            transition: all 0.2s ease;
        }

        .toolbar-btn:hover,
        .toolbar-btn.active {
            background: var(--green);
            border-color: var(--green);
            color: #FFFFFF;
        }

        /* Popular reports */
        .popular-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .popular-item {
            background: var(--bg-white);
            border: 1px solid var(--border-line);
            border-radius: var(--radius-sm);
            padding: 18px 20px;
            transition: transform 0.2s ease, box-shadow 0.2s ease;
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .popular-item:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }

        .popular-rank {
            font-family: var(--font-mono);
            font-size: 28px;
            font-weight: 700;
            color: var(--orange);
            flex-shrink: 0;
            width: 40px;
            text-align: center;
        }

        .popular-rank.gold {
            color: var(--gold);
        }

        .popular-rank.green {
            color: var(--green);
        }

        .popular-info h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 4px;
            line-height: 1.4;
        }

        .popular-info p {
            font-size: 13px;
            color: var(--text-mid);
            margin: 0;
        }

        /* Related topics */
        .topics-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .topic-card {
            background: var(--bg-white);
            border: 1px solid var(--border-line);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            transition: transform 0.2s ease, box-shadow 0.2s ease;
            display: flex;
            align-items: flex-start;
            gap: 14px;
        }

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

        .topic-icon {
            width: 42px;
            height: 42px;
            flex-shrink: 0;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 700;
            color: #FFFFFF;
        }

        .topic-icon.green {
            background: var(--green);
        }

        .topic-icon.orange {
            background: var(--orange);
        }

        .topic-icon.gold {
            background: var(--gold);
            color: var(--primary);
        }

        .topic-card h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 6px;
        }

        .topic-card p {
            font-size: 13px;
            color: var(--text-mid);
            margin: 0;
            line-height: 1.6;
        }

        /* FAQ */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--bg-white);
            border: 1px solid var(--border-line);
            border-radius: var(--radius-sm);
            margin-bottom: 12px;
            overflow: hidden;
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            background: var(--bg-white);
            text-align: left;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-dark);
            transition: background 0.2s ease;
        }

        .faq-question:hover {
            background: #FAFAF8;
        }

        .faq-question .faq-icon {
            font-size: 20px;
            font-weight: 400;
            color: var(--text-mid);
            transition: transform 0.3s ease;
            flex-shrink: 0;
            margin-left: 12px;
        }

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

        .faq-answer {
            display: none;
            padding: 0 22px 18px;
            font-size: 14px;
            color: #4A4A4A;
            line-height: 1.7;
            background: #FAFAF8;
            border-top: 1px solid transparent;
        }

        .faq-item.open .faq-answer {
            display: block;
            border-top-color: var(--border-line);
        }

        .faq-item.open .faq-question {
            border-bottom: 1px solid var(--border-line);
        }

        /* CTA section */
        .cta-section {
            background: var(--primary);
            color: #FFFFFF;
        }

        .cta-box {
            max-width: 620px;
            margin: 0 auto;
            text-align: center;
        }

        .cta-box h2 {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .cta-box p {
            font-size: 15px;
            color: var(--text-light);
            margin-bottom: 24px;
        }

        .subscribe-form {
            display: flex;
            gap: 12px;
            max-width: 460px;
            margin: 0 auto;
        }

        .subscribe-form input[type="email"] {
            flex: 1;
            height: 48px;
            padding: 0 16px;
            font-size: 14px;
            border: 1px solid rgba(255, 255, 255, 0.3);
            border-radius: 6px;
            background: rgba(255, 255, 255, 0.08);
            color: #FFFFFF;
            outline: none;
            transition: border-color 0.2s ease;
        }

        .subscribe-form input[type="email"]::placeholder {
            color: #8A8780;
        }

        .subscribe-form input[type="email"]:focus {
            border-color: var(--gold);
        }

        .form-note {
            font-size: 12px;
            color: #8A8780;
            margin-top: 12px;
        }

        /* Footer */
        .footer {
            background: var(--primary);
            color: var(--text-light);
            padding: 48px 0 28px;
        }

        .footer-grid {
            display: flex;
            justify-content: space-between;
            gap: 40px;
            flex-wrap: wrap;
            margin-bottom: 32px;
        }

        .footer-brand .logo {
            color: #FFFFFF;
            margin-bottom: 12px;
        }

        .footer-brand .logo:hover {
            color: #FFFFFF;
        }

        .footer-brand p {
            font-size: 14px;
            color: var(--text-light);
            max-width: 280px;
            margin: 0;
            line-height: 1.7;
        }

        .footer-links h4 {
            font-size: 15px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 14px;
        }

        .footer-links ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-links ul a {
            font-size: 14px;
            color: var(--text-light);
            transition: color 0.2s ease;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 12px;
            color: #8A8780;
        }

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

        .footer-bottom-links a {
            font-size: 12px;
            color: #8A8780;
            transition: color 0.2s ease;
        }

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

        /* Responsive */
        @media (max-width: 1024px) {
            .data-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

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

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

            .data-indicator-bar .container {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --space-section: 44px;
                --nav-height: 60px;
            }

            .nav-desktop {
                display: none;
            }

            .hamburger {
                display: flex;
            }

            .mobile-menu.show {
                display: block;
            }

            .page-hero {
                padding: 40px 0 36px;
            }

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

            .page-hero .page-hero-desc {
                font-size: 14px;
            }

            .data-card .card-body {
                padding: 18px 18px 20px;
            }

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

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

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

            .subscribe-form {
                flex-direction: column;
                gap: 10px;
            }

            .subscribe-form input[type="email"] {
                width: 100%;
            }

            .footer-grid {
                flex-direction: column;
                gap: 28px;
            }

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

        @media (max-width: 520px) {
            .data-indicator-bar .container {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }

            .data-indicator-item .ind-num {
                font-size: 20px;
            }

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

            .faq-answer {
                padding: 0 16px 14px;
                font-size: 13px;
            }
        }

/* roulang page: category4 */
:root {
        --primary: #161616;
        --primary-2: #1E1E1E;
        --green: #2D7D3A;
        --orange: #F26522;
        --orange-dark: #D9551A;
        --gold: #F7B500;
        --gold-light: #F4A800;
        --bg-light: #F7F6F2;
        --bg-white: #FFFFFF;
        --text-dark: #2A2A2A;
        --text-mid: #6B6B6B;
        --text-light: #BDBAB4;
        --border-line: #E0DCD4;
        --radius-sm: 8px;
        --radius-lg: 12px;
        --shadow-sm: 0 1px 4px rgba(0, 0, 0, 0.06);
        --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.12);
        --space-section: 72px;
        --space-card: 24px;
        --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
        --font-mono: ui-monospace, 'SF Mono', 'Consolas', monospace;
        --container-max: 1200px;
        --nav-height: 68px;
    }

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

    body {
        margin: 0;
        font-family: var(--font-sans);
        font-size: 16px;
        line-height: 1.65;
        color: var(--text-dark);
        background-color: var(--bg-light);
        min-width: 280px;
    }

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

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

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

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

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

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

    .container {
        width: 100%;
        max-width: var(--container-max);
        margin: 0 auto;
        padding: 0 24px;
    }

    .section {
        padding: var(--space-section) 0;
    }

    .section-dark {
        background-color: var(--primary-2);
        color: var(--bg-light);
    }

    .section-dark h2,
    .section-dark h3 {
        color: #FFFFFF;
    }

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

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

    .section-label {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        font-size: 13px;
        font-weight: 600;
        color: var(--orange);
        letter-spacing: 0.04em;
        text-transform: uppercase;
        margin-bottom: 10px;
    }

    .section-label::before {
        content: '';
        display: inline-block;
        width: 14px;
        height: 2px;
        background: var(--orange);
        border-radius: 1px;
    }

    .section-title {
        font-size: 24px;
        font-weight: 700;
        margin-bottom: 8px;
        color: var(--primary);
        letter-spacing: -0.01em;
    }

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

    .section-desc {
        font-size: 15px;
        color: var(--text-mid);
        margin-bottom: 28px;
        max-width: 620px;
    }

    .section-dark .section-desc {
        color: var(--text-light);
    }

    .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        height: 44px;
        padding: 0 22px;
        font-size: 15px;
        font-weight: 600;
        border-radius: 6px;
        transition: all 0.2s ease;
        white-space: nowrap;
        text-align: center;
        border: 1px solid transparent;
    }

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

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

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

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

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

    .btn-gold:hover {
        background: var(--gold-light);
        border-color: var(--gold-light);
        color: var(--primary);
        transform: translateY(1px);
    }

    .btn-white-outline {
        background: transparent;
        color: #FFFFFF;
        border-color: rgba(255, 255, 255, 0.55);
    }

    .btn-white-outline:hover {
        background: #FFFFFF;
        color: var(--primary);
        border-color: #FFFFFF;
    }

    .btn-sm {
        height: 36px;
        padding: 0 16px;
        font-size: 14px;
    }

    .tag {
        display: inline-flex;
        align-items: center;
        padding: 3px 10px;
        font-size: 12px;
        font-weight: 600;
        border-radius: 4px;
        letter-spacing: 0.02em;
    }

    .tag-green {
        background: var(--green);
        color: #FFFFFF;
    }

    .tag-orange {
        background: var(--orange);
        color: #FFFFFF;
    }

    .tag-gold {
        background: var(--gold);
        color: var(--primary);
    }

    .tag-outline {
        background: transparent;
        color: var(--text-mid);
        border: 1px solid var(--border-line);
    }

    /* Header */
    .header {
        position: sticky;
        top: 0;
        z-index: 1000;
        background: var(--bg-white);
        border-bottom: 1px solid var(--border-line);
        height: var(--nav-height);
    }

    .header .container {
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: 100%;
    }

    .logo {
        display: flex;
        align-items: center;
        gap: 10px;
        font-size: 20px;
        font-weight: 700;
        color: var(--primary);
        letter-spacing: -0.01em;
        white-space: nowrap;
    }

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

    .logo-mark {
        width: 28px;
        height: 28px;
        display: inline-block;
        background: var(--orange);
        border-radius: 6px;
        position: relative;
        flex-shrink: 0;
    }

    .logo-mark::after {
        content: '';
        position: absolute;
        width: 10px;
        height: 10px;
        background: var(--bg-white);
        border-radius: 50%;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
    }

    .nav-desktop {
        display: flex;
        align-items: center;
        gap: 28px;
    }

    .nav-desktop a {
        font-size: 15px;
        font-weight: 500;
        color: var(--text-dark);
        padding: 8px 0;
        position: relative;
        transition: color 0.2s ease;
    }

    .nav-desktop a:hover {
        color: var(--green);
    }

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

    .nav-desktop a.active::after {
        content: '';
        position: absolute;
        bottom: -1px;
        left: 0;
        width: 100%;
        height: 2px;
        background: var(--green);
        border-radius: 1px;
    }

    .hamburger {
        display: none;
        flex-direction: column;
        justify-content: center;
        gap: 5px;
        width: 40px;
        height: 40px;
        padding: 8px;
        border-radius: 6px;
        background: var(--bg-light);
    }

    .hamburger span {
        display: block;
        width: 100%;
        height: 2px;
        background: var(--primary);
        border-radius: 1px;
        transition: all 0.2s ease;
    }

    /* Page Hero (分类页顶部) */
    .page-hero {
        background: var(--primary);
        padding: 48px 0 56px;
        position: relative;
        overflow: hidden;
    }

    .page-hero::before {
        content: '';
        position: absolute;
        right: -80px;
        bottom: -80px;
        width: 280px;
        height: 280px;
        background: rgba(242, 101, 34, 0.12);
        border-radius: 12px;
        transform: rotate(12deg);
    }

    .page-hero .container {
        position: relative;
        z-index: 1;
    }

    .breadcrumb {
        display: flex;
        align-items: center;
        gap: 8px;
        font-size: 13px;
        color: var(--text-light);
        margin-bottom: 20px;
    }

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

    .breadcrumb a:hover {
        color: #FFFFFF;
    }

    .breadcrumb .sep {
        color: var(--text-mid);
    }

    .breadcrumb .current {
        color: var(--gold);
    }

    .page-hero h1 {
        font-size: 36px;
        font-weight: 700;
        color: #FFFFFF;
        margin-bottom: 10px;
        letter-spacing: -0.015em;
    }

    .page-hero .hero-desc {
        font-size: 16px;
        color: #F0EDE6;
        max-width: 520px;
    }

    /* Filter Toolbar */
    .filter-toolbar {
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 16px;
        padding: 16px 0;
        border-bottom: 1px solid var(--border-line);
        margin-bottom: 28px;
    }

    .filter-buttons {
        display: flex;
        align-items: center;
        gap: 10px;
        flex-wrap: wrap;
    }

    .filter-btn {
        height: 36px;
        padding: 0 16px;
        font-size: 14px;
        font-weight: 500;
        color: var(--text-mid);
        border: 1px solid var(--border-line);
        border-radius: 6px;
        background: var(--bg-white);
        transition: all 0.2s ease;
        white-space: nowrap;
    }

    .filter-btn:hover {
        color: var(--primary);
        border-color: var(--text-mid);
    }

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

    .filter-count {
        font-size: 14px;
        color: var(--text-mid);
        white-space: nowrap;
    }

    /* Article List - 列表式布局 */
    .article-list {
        display: flex;
        flex-direction: column;
        gap: 20px;
    }

    .article-list-item {
        display: flex;
        align-items: stretch;
        background: var(--bg-white);
        border: 1px solid var(--border-line);
        border-radius: var(--radius-lg);
        overflow: hidden;
        box-shadow: var(--shadow-sm);
        transition: all 0.25s ease;
    }

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

    .article-list-item .thumb {
        width: 35%;
        min-width: 220px;
        flex-shrink: 0;
        overflow: hidden;
        position: relative;
    }

    .article-list-item .thumb img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.3s ease;
    }

    .article-list-item:hover .thumb img {
        transform: scale(1.04);
    }

    .article-list-item .content {
        padding: 22px 26px;
        flex: 1;
        display: flex;
        flex-direction: column;
        justify-content: center;
    }

    .article-list-item .meta {
        display: flex;
        align-items: center;
        gap: 12px;
        font-size: 13px;
        color: var(--text-mid);
        margin-bottom: 8px;
    }

    .article-list-item .meta .date {
        white-space: nowrap;
    }

    .article-list-item h3 {
        font-size: 17px;
        font-weight: 700;
        color: var(--primary);
        margin-bottom: 8px;
        line-height: 1.4;
        letter-spacing: -0.005em;
    }

    .article-list-item h3 a {
        color: inherit;
    }

    .article-list-item h3 a:hover {
        color: var(--green);
    }

    .article-list-item p {
        font-size: 14px;
        color: var(--text-mid);
        margin: 0 0 14px;
        line-height: 1.6;
    }

    .article-list-item .read-more {
        display: inline-flex;
        align-items: center;
        gap: 4px;
        font-size: 14px;
        font-weight: 600;
        color: var(--orange);
        transition: color 0.2s ease;
    }

    .article-list-item .read-more:hover {
        color: var(--orange-dark);
    }

    /* 热门文章横条 */
    .hot-list-section {
        background: var(--bg-white);
        border: 1px solid var(--border-line);
        border-radius: var(--radius-lg);
        padding: 24px 28px;
        box-shadow: var(--shadow-sm);
    }

    .hot-list-title {
        font-size: 18px;
        font-weight: 700;
        color: var(--primary);
        margin-bottom: 16px;
        display: flex;
        align-items: center;
        gap: 8px;
    }

    .hot-list-title::before {
        content: '';
        width: 4px;
        height: 18px;
        background: var(--orange);
        border-radius: 2px;
        display: inline-block;
    }

    .hot-list {
        display: flex;
        flex-wrap: wrap;
        gap: 12px 24px;
    }

    .hot-list a {
        font-size: 14px;
        color: var(--text-dark);
        display: flex;
        align-items: center;
        gap: 8px;
        transition: color 0.2s ease;
        padding: 4px 0;
    }

    .hot-list a:hover {
        color: var(--green);
    }

    .hot-list a .num {
        font-family: var(--font-mono);
        font-size: 13px;
        font-weight: 700;
        color: var(--orange);
        width: 20px;
        text-align: right;
        flex-shrink: 0;
    }

    /* 相关专题 */
    .topic-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }

    .topic-card {
        background: var(--bg-white);
        border: 1px solid var(--border-line);
        border-radius: var(--radius-lg);
        padding: 24px 22px;
        box-shadow: var(--shadow-sm);
        transition: all 0.25s ease;
        display: flex;
        flex-direction: column;
    }

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

    .topic-card .topic-tag {
        font-size: 12px;
        font-weight: 600;
        color: var(--green);
        text-transform: uppercase;
        letter-spacing: 0.03em;
        margin-bottom: 10px;
    }

    .topic-card h3 {
        font-size: 17px;
        font-weight: 700;
        color: var(--primary);
        margin-bottom: 8px;
        line-height: 1.4;
    }

    .topic-card p {
        font-size: 14px;
        color: var(--text-mid);
        margin-bottom: 16px;
        line-height: 1.6;
        flex: 1;
    }

    .topic-card .btn {
        align-self: flex-start;
    }

    /* 订阅/CTA */
    .subscribe-section {
        background: var(--primary);
        border-radius: var(--radius-lg);
        padding: 40px 36px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 24px;
    }

    .subscribe-info h2 {
        font-size: 22px;
        font-weight: 700;
        color: #FFFFFF;
        margin-bottom: 8px;
    }

    .subscribe-info p {
        font-size: 14px;
        color: var(--text-light);
        margin: 0;
        max-width: 460px;
    }

    .subscribe-form {
        display: flex;
        gap: 10px;
        flex-wrap: wrap;
        align-items: center;
    }

    .subscribe-form input {
        height: 48px;
        padding: 0 18px;
        border-radius: 6px;
        border: 1px solid var(--border-line);
        background: var(--bg-white);
        font-size: 14px;
        color: var(--text-dark);
        min-width: 260px;
        flex: 1;
        transition: border-color 0.2s ease;
    }

    .subscribe-form input:focus {
        outline: none;
        border-color: var(--gold);
    }

    .subscribe-form input::placeholder {
        color: var(--text-mid);
        font-size: 14px;
    }

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

    .faq-item {
        background: var(--bg-white);
        border: 1px solid var(--border-line);
        border-radius: var(--radius-sm);
        overflow: hidden;
        transition: box-shadow 0.2s ease;
    }

    .faq-item:hover {
        box-shadow: var(--shadow-sm);
    }

    .faq-question {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 16px;
        padding: 16px 20px;
        cursor: pointer;
        user-select: none;
        transition: background 0.2s ease;
        background: var(--bg-white);
    }

    .faq-question:hover {
        background: #FAFAF8;
    }

    .faq-question .q-text {
        font-size: 15px;
        font-weight: 600;
        color: var(--text-dark);
    }

    .faq-question .faq-icon {
        width: 20px;
        height: 20px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 18px;
        font-weight: 500;
        color: var(--text-mid);
        transition: transform 0.2s ease;
        flex-shrink: 0;
    }

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

    .faq-answer {
        padding: 0 20px 16px;
        font-size: 14px;
        color: var(--text-mid);
        line-height: 1.7;
        display: none;
    }

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

    /* Footer */
    .footer {
        background: var(--primary);
        color: var(--text-light);
        padding: 48px 0 24px;
        margin-top: 16px;
    }

    .footer-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 40px;
        margin-bottom: 36px;
    }

    .footer-brand .logo {
        color: #FFFFFF;
        margin-bottom: 12px;
    }

    .footer-brand .logo:hover {
        color: #FFFFFF;
    }

    .footer-brand p {
        font-size: 14px;
        color: var(--text-light);
        max-width: 380px;
        margin: 0;
        line-height: 1.7;
    }

    .footer-links h4 {
        font-size: 15px;
        font-weight: 600;
        color: #FFFFFF;
        margin-bottom: 14px;
    }

    .footer-links ul {
        list-style: none;
        padding: 0;
        margin: 0;
        display: flex;
        flex-direction: column;
        gap: 8px;
    }

    .footer-links a {
        font-size: 14px;
        color: var(--text-light);
        transition: color 0.2s ease;
    }

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

    .footer-bottom {
        border-top: 1px solid rgba(255, 255, 255, 0.1);
        padding-top: 20px;
        display: flex;
        flex-wrap: wrap;
        gap: 16px 24px;
        align-items: center;
        font-size: 13px;
        color: var(--text-mid);
    }

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

    .footer-bottom-links a {
        color: var(--text-mid);
        font-size: 13px;
        transition: color 0.2s ease;
    }

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

    /* Responsive */
    @media (max-width: 1023px) {
        .topic-grid {
            grid-template-columns: repeat(2, 1fr);
        }
    }

    @media (max-width: 820px) {
        .nav-desktop {
            display: none;
        }

        .hamburger {
            display: flex;
        }

        .hamburger.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .hamburger.open span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .mobile-menu {
            display: none;
            position: absolute;
            top: var(--nav-height);
            left: 0;
            width: 100%;
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-line);
            padding: 12px 24px;
            flex-direction: column;
            gap: 0;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.06);
            z-index: 1001;
        }

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

        .mobile-menu a {
            display: block;
            padding: 14px 0;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-dark);
            border-bottom: 1px solid var(--bg-light);
            transition: color 0.2s ease;
        }

        .mobile-menu a:last-child {
            border-bottom: none;
        }

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

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

        .article-list-item .thumb {
            width: 100%;
            min-width: auto;
            height: 200px;
        }

        .article-list-item .content {
            padding: 18px 20px;
        }

        .subscribe-section {
            flex-direction: column;
            align-items: flex-start;
            padding: 28px 24px;
        }

        .subscribe-form {
            width: 100%;
        }

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

        .subscribe-form .btn {
            width: 100%;
        }

        .footer-grid {
            grid-template-columns: 1fr;
            gap: 28px;
        }

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

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

    @media (max-width: 520px) {
        :root {
            --space-section: 40px;
            --nav-height: 60px;
        }

        .page-hero h1 {
            font-size: 28px;
        }

        .page-hero .hero-desc {
            font-size: 14px;
        }

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

        .filter-toolbar {
            flex-direction: column;
            align-items: flex-start;
        }

        .filter-buttons {
            width: 100%;
        }

        .filter-btn {
            flex: 1;
            text-align: center;
        }

        .article-list-item .thumb {
            height: 160px;
        }

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

/* roulang page: category6 */
:root {
            --primary: #161616;
            --primary-2: #1E1E1E;
            --green: #2D7D3A;
            --orange: #F26522;
            --orange-dark: #D9551A;
            --gold: #F7B500;
            --gold-light: #F4A800;
            --bg-light: #F7F6F2;
            --bg-white: #FFFFFF;
            --text-dark: #2A2A2A;
            --text-mid: #6B6B6B;
            --text-light: #BDBAB4;
            --border-line: #E0DCD4;
            --radius-sm: 8px;
            --radius-lg: 12px;
            --shadow-sm: 0 1px 4px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.12);
            --space-section: 72px;
            --space-card: 24px;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
            --font-mono: ui-monospace, 'SF Mono', 'Consolas', monospace;
            --container-max: 1200px;
            --nav-height: 68px;
        }

        * {
            box-sizing: border-box;
        }

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

        body {
            margin: 0;
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.65;
            color: var(--text-dark);
            background-color: var(--bg-light);
            min-width: 280px;
        }

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

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

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

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

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

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

        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: var(--space-section) 0;
        }

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

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

        .section-dark {
            background-color: var(--primary-2);
            color: var(--bg-light);
        }

        .section-dark h2,
        .section-dark h3 {
            color: #FFFFFF;
        }

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--orange);
            letter-spacing: 0.04em;
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        .section-label::before {
            content: '';
            display: inline-block;
            width: 14px;
            height: 2px;
            background: var(--orange);
            border-radius: 1px;
        }

        .section-title {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--primary);
            letter-spacing: -0.01em;
        }

        .section-desc {
            font-size: 15px;
            color: var(--text-mid);
            margin-bottom: 28px;
            max-width: 620px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 44px;
            padding: 0 22px;
            font-size: 15px;
            font-weight: 600;
            border-radius: 6px;
            transition: all 0.2s ease;
            white-space: nowrap;
            text-align: center;
            border: 1px solid transparent;
        }

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

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

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

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

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

        .btn-gold:hover {
            background: var(--gold-light);
            border-color: var(--gold-light);
            color: var(--primary);
            transform: translateY(1px);
        }

        .btn-sm {
            height: 36px;
            padding: 0 16px;
            font-size: 14px;
        }

        .tag {
            display: inline-flex;
            align-items: center;
            padding: 3px 10px;
            font-size: 12px;
            font-weight: 600;
            border-radius: 4px;
            letter-spacing: 0.02em;
        }

        .tag-green {
            background: var(--green);
            color: #FFFFFF;
        }

        .tag-orange {
            background: var(--orange);
            color: #FFFFFF;
        }

        .tag-gold {
            background: var(--gold);
            color: var(--primary);
        }

        .header {
            position: sticky;
            top: 0;
            z-index: 1000;
            height: var(--nav-height);
            background: #FFFFFF;
            border-bottom: 1px solid var(--border-line);
            display: flex;
            align-items: center;
        }

        .header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            flex-shrink: 0;
        }

        .logo-mark {
            display: inline-block;
            width: 26px;
            height: 26px;
            background: var(--primary);
            border-radius: 5px;
            position: relative;
            flex-shrink: 0;
        }

        .logo-mark::after {
            content: '';
            display: block;
            position: absolute;
            inset: 5px;
            background: var(--gold);
            border-radius: 50%;
        }

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

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 28px;
            margin-left: auto;
            flex-wrap: wrap;
        }

        .nav-desktop a {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-dark);
            position: relative;
            padding: 4px 0;
        }

        .nav-desktop a:hover {
            color: var(--green);
        }

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

        .nav-desktop a.active::after {
            content: '';
            position: absolute;
            left: 0;
            right: 0;
            bottom: -2px;
            height: 2px;
            background: var(--green);
            border-radius: 1px;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            margin-left: auto;
        }

        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--primary);
            transition: all 0.2s ease;
        }

        .hamburger.expanded span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .hamburger.expanded span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.expanded span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .mobile-menu {
            display: none;
            background: #FFFFFF;
            border-bottom: 1px solid var(--border-line);
        }

        .mobile-menu.active {
            display: block;
        }

        .mobile-menu a {
            display: block;
            padding: 14px 24px;
            font-size: 15px;
            color: var(--text-dark);
            border-top: 1px solid var(--border-line);
            min-height: 48px;
            line-height: 48px;
        }

        .mobile-menu a:hover,
        .mobile-menu a.active {
            color: var(--green);
            background: var(--bg-light);
        }

        .breadcrumb-custom {
            font-size: 13px;
            color: var(--text-mid);
            padding: 16px 0;
            margin-bottom: 0;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

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

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

        .breadcrumb-custom .sep {
            color: #BDBAB4;
        }

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

        .page-header {
            background: var(--primary);
            color: #FFFFFF;
            padding: 48px 0;
            position: relative;
            overflow: hidden;
        }

        .page-header::after {
            content: '';
            position: absolute;
            right: 0;
            top: 0;
            width: 300px;
            height: 120px;
            background: var(--orange);
            opacity: 0.15;
            transform: skewX(-20deg);
            transform-origin: top right;
        }

        .page-header h1 {
            font-size: 36px;
            font-weight: 700;
            margin-bottom: 10px;
            color: #FFFFFF;
            letter-spacing: -0.01em;
        }

        .page-header .header-desc {
            font-size: 15px;
            color: #F0EDE6;
            max-width: 480px;
            line-height: 1.6;
        }

        .filter-bar {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
            padding: 16px 0;
            border-bottom: 1px solid var(--border-line);
            margin-bottom: 28px;
        }

        .filter-btn {
            height: 38px;
            padding: 0 18px;
            font-size: 14px;
            font-weight: 500;
            border-radius: 6px;
            border: 1px solid var(--border-line);
            background: var(--bg-white);
            color: var(--text-mid);
            transition: all 0.2s ease;
        }

        .filter-btn:hover {
            border-color: var(--green);
            color: var(--green);
        }

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

        .article-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .article-item {
            display: flex;
            gap: 24px;
            background: var(--bg-white);
            border: 1px solid var(--border-line);
            border-radius: var(--radius-lg);
            padding: 20px;
            transition: all 0.25s ease;
            box-shadow: var(--shadow-sm);
        }

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

        .article-item:nth-child(even) {
            flex-direction: row-reverse;
        }

        .article-thumb {
            flex-shrink: 0;
            width: 240px;
            height: 160px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            background: var(--bg-light);
        }

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

        .article-body {
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 8px;
            min-width: 0;
        }

        .article-body h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            margin: 0;
            line-height: 1.4;
        }

        .article-body h3 a:hover {
            color: var(--green);
        }

        .article-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: var(--text-mid);
            flex-wrap: wrap;
        }

        .article-summary {
            font-size: 14px;
            color: var(--text-mid);
            line-height: 1.6;
            margin: 0;
        }

        .hot-articles {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .hot-article-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            background: var(--bg-white);
            border: 1px solid var(--border-line);
            border-radius: 20px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-dark);
            transition: all 0.2s ease;
        }

        .hot-article-link:hover {
            background: var(--primary);
            color: #FFFFFF;
            border-color: var(--primary);
            transform: translateY(-1px);
        }

        .subscribe-box {
            background: var(--primary);
            border-radius: var(--radius-lg);
            padding: 32px;
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
        }

        .subscribe-box .subscribe-text {
            flex: 1;
            min-width: 240px;
            color: #FFFFFF;
        }

        .subscribe-box .subscribe-text h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 6px;
            color: #FFFFFF;
        }

        .subscribe-box .subscribe-text p {
            font-size: 14px;
            color: #BDBAB4;
            margin: 0;
            line-height: 1.6;
        }

        .subscribe-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            flex-shrink: 0;
        }

        .subscribe-form input {
            width: 260px;
            height: 48px;
            padding: 0 16px;
            border-radius: 6px;
            border: 1px solid rgba(255, 255, 255, 0.25);
            background: rgba(255, 255, 255, 0.08);
            color: #FFFFFF;
            font-size: 15px;
            transition: border-color 0.2s ease;
        }

        .subscribe-form input::placeholder {
            color: #BDBAB4;
            font-size: 14px;
        }

        .subscribe-form input:focus {
            outline: none;
            border-color: var(--gold);
        }

        .topic-entry-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 20px;
        }

        .topic-entry-card {
            display: block;
            background: var(--bg-white);
            border: 1px solid var(--border-line);
            border-radius: var(--radius-lg);
            padding: 24px;
            transition: all 0.25s ease;
            box-shadow: var(--shadow-sm);
        }

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

        .topic-entry-card h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--primary);
            margin: 0 0 8px;
        }

        .topic-entry-card p {
            font-size: 13px;
            color: var(--text-mid);
            margin: 0;
            line-height: 1.6;
        }

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

        .faq-item {
            background: var(--bg-white);
            border: 1px solid var(--border-line);
            border-radius: var(--radius-sm);
            overflow: hidden;
            transition: all 0.25s ease;
        }

        .faq-item.expanded {
            box-shadow: var(--shadow-sm);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 16px 20px;
            min-height: 64px;
            width: 100%;
            text-align: left;
            font-size: 15px;
            font-weight: 700;
            color: var(--primary);
            background: transparent;
            transition: background 0.2s ease;
        }

        .faq-question:hover {
            background: var(--bg-light);
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            font-size: 20px;
            color: var(--orange);
            transition: transform 0.25s ease;
            line-height: 1;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
            background: #FAFAF8;
        }

        .faq-item.expanded .faq-answer {
            max-height: 200px;
        }

        .faq-answer p {
            margin: 0;
            padding: 0 20px 16px;
            font-size: 14px;
            color: var(--text-dark);
            line-height: 1.7;
        }

        .footer {
            background: var(--primary);
            color: var(--text-light);
            padding: 48px 0 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }

        .footer-brand .logo {
            font-size: 20px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 12px;
        }

        .footer-brand p {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.7;
            margin: 0;
            max-width: 320px;
        }

        .footer-links h4 {
            font-size: 15px;
            font-weight: 600;
            color: #FFFFFF;
            margin: 0 0 12px;
        }

        .footer-links ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-links a {
            font-size: 14px;
            color: var(--text-light);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 13px;
            color: var(--text-light);
        }

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

        .footer-bottom-links a {
            color: var(--text-light);
            font-size: 13px;
        }

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

        @media (max-width: 1024px) {
            :root {
                --space-section: 56px;
                --nav-height: 60px;
            }

            .nav-desktop {
                gap: 18px;
            }

            .article-thumb {
                width: 200px;
                height: 140px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --space-section: 44px;
            }

            .nav-desktop {
                display: none;
            }

            .hamburger {
                display: flex;
            }

            .header .container {
                gap: 12px;
            }

            .page-header h1 {
                font-size: 28px;
            }

            .article-item,
            .article-item:nth-child(even) {
                flex-direction: column;
                gap: 16px;
            }

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

            .article-body h3 {
                font-size: 17px;
            }

            .subscribe-box {
                flex-direction: column;
                align-items: stretch;
                padding: 24px;
            }

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

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }

            .footer-bottom-links {
                margin-left: 0;
                flex-wrap: wrap;
            }

            .filter-bar {
                gap: 8px;
            }

            .filter-btn {
                height: 36px;
                padding: 0 14px;
                font-size: 13px;
            }
        }

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

            .page-header {
                padding: 36px 0;
            }

            .page-header h1 {
                font-size: 24px;
            }

            .section-title {
                font-size: 21px;
            }

            .article-thumb {
                height: 160px;
            }

            .hot-article-link {
                font-size: 13px;
                padding: 6px 12px;
            }
        }

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