/* roulang page: index */
:root {
            --color-primary: #16281F;
            --color-primary-dark: #0F1D16;
            --color-secondary: #F7F7F4;
            --color-accent: #A3E635;
            --color-accent-hover: #84CC16;
            --color-amber: #EA580C;
            --color-amber-light: #F59E0B;
            --color-text-main: #1A1A1A;
            --color-text-body: #4B5563;
            --color-text-muted: #6B7280;
            --color-text-light: #E5E7EB;
            --color-border: rgba(22, 40, 31, 0.12);
            --color-border-dark: rgba(229, 231, 235, 0.18);
            --radius-card: 16px;
            --radius-btn: 10px;
            --radius-badge: 9999px;
            --radius-sm: 8px;
            --shadow-light: 0 1px 3px rgba(22, 40, 31, 0.08), 0 4px 12px rgba(22, 40, 31, 0.06);
            --shadow-dark: 0 8px 24px rgba(0, 0, 0, 0.35);
            --font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --transition-base: all 0.2s ease-in-out;
            --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
            --section-padding-desktop: 96px;
            --section-padding-mobile: 64px;
            --nav-height: 68px;
        }

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

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

        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text-body);
            background-color: var(--color-secondary);
            overflow-x: hidden;
        }

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

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

        button,
        input,
        select,
        textarea {
            font-family: var(--font-family);
            font-size: 16px;
            border: none;
            outline: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

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

        @media (max-width: 768px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        /* 导航栏 */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            height: var(--nav-height);
            background-color: rgba(22, 40, 31, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--color-border-dark);
            transition: var(--transition-smooth);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 16px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            color: #FFFFFF;
            font-weight: 800;
            font-size: 20px;
            letter-spacing: 0.5px;
            transition: var(--transition-base);
        }

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

        .nav-logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background-color: var(--color-accent);
            color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 800;
            flex-shrink: 0;
            transition: var(--transition-base);
        }

        .nav-logo:hover .nav-logo-icon {
            background-color: var(--color-accent-hover);
            transform: scale(1.05);
        }

        .nav-channels {
            display: flex;
            align-items: center;
            gap: 4px;
            flex: 1;
            justify-content: center;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

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

        .nav-channel {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            border-radius: 8px;
            color: var(--color-text-light);
            font-size: 14px;
            font-weight: 500;
            white-space: nowrap;
            position: relative;
            transition: var(--transition-base);
            background: transparent;
        }

        .nav-channel:hover {
            color: var(--color-accent);
            background-color: rgba(163, 230, 53, 0.08);
        }

        .nav-channel.active {
            color: var(--color-accent);
            background-color: rgba(163, 230, 53, 0.14);
        }

        .nav-channel.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 3px;
            border-radius: 3px;
            background-color: var(--color-accent);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .nav-search {
            display: flex;
            align-items: center;
            background-color: rgba(229, 231, 235, 0.12);
            border: 1px solid transparent;
            border-radius: var(--radius-btn);
            padding: 6px 12px;
            gap: 8px;
            transition: var(--transition-base);
            width: 180px;
        }

        .nav-search:focus-within {
            border-color: var(--color-accent);
            background-color: rgba(229, 231, 235, 0.16);
        }

        .nav-search i {
            color: var(--color-text-light);
            font-size: 14px;
        }

        .nav-search input {
            flex: 1;
            color: var(--color-text-light);
            font-size: 13px;
            background: transparent;
            min-width: 0;
        }

        .nav-search input::placeholder {
            color: rgba(229, 231, 235, 0.55);
        }

        .nav-search input:focus {
            outline: none;
        }

        .btn-login {
            padding: 8px 18px;
            border-radius: var(--radius-btn);
            border: 1px solid rgba(229, 231, 235, 0.35);
            color: var(--color-text-light);
            font-size: 14px;
            font-weight: 500;
            white-space: nowrap;
            transition: var(--transition-base);
            background: transparent;
        }

        .btn-login:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background-color: rgba(163, 230, 53, 0.06);
        }

        .btn-publish {
            padding: 8px 20px;
            border-radius: var(--radius-btn);
            background-color: var(--color-accent);
            color: var(--color-primary);
            font-size: 14px;
            font-weight: 700;
            white-space: nowrap;
            transition: var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-publish:hover {
            background-color: var(--color-accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(163, 230, 53, 0.25);
        }

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

        .btn-publish:focus-visible,
        .btn-login:focus-visible,
        .nav-channel:focus-visible {
            outline: 3px solid rgba(163, 230, 53, 0.55);
            outline-offset: 2px;
        }

        .nav-hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: 8px;
            background: transparent;
            transition: var(--transition-base);
        }

        .nav-hamburger span {
            width: 22px;
            height: 2px;
            background-color: var(--color-text-light);
            border-radius: 2px;
            transition: var(--transition-base);
        }

        .nav-hamburger:hover span {
            background-color: var(--color-accent);
        }

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

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

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

        .mobile-menu {
            display: none;
            position: fixed;
            top: var(--nav-height);
            left: 0;
            right: 0;
            bottom: 0;
            background-color: rgba(22, 40, 31, 0.98);
            z-index: 99;
            padding: 24px;
            flex-direction: column;
            gap: 8px;
            overflow-y: auto;
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
        }

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

        .mobile-menu .nav-channel {
            display: block;
            width: 100%;
            padding: 14px 18px;
            font-size: 16px;
            border-radius: 10px;
            border-bottom: 1px solid rgba(229, 231, 235, 0.08);
        }

        .mobile-menu .nav-channel:last-of-type {
            border-bottom: none;
        }

        .mobile-menu .nav-search {
            width: 100%;
            margin-bottom: 12px;
        }

        .mobile-menu .btn-login {
            width: 100%;
            text-align: center;
            padding: 12px;
            margin-bottom: 8px;
        }

        .mobile-menu .btn-publish {
            width: 100%;
            text-align: center;
            justify-content: center;
            padding: 12px;
        }

        @media (max-width: 1024px) {
            .nav-channels {
                display: none;
            }

            .nav-actions {
                display: none;
            }

            .nav-hamburger {
                display: flex;
            }
        }

        @media (max-width: 520px) {
            .nav-logo {
                font-size: 17px;
            }
            .nav-logo-icon {
                width: 32px;
                height: 32px;
                font-size: 16px;
            }
        }

        /* Hero 首屏 */
        .hero {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            padding-top: var(--nav-height);
            background-color: var(--color-primary);
            background-image: url('/assets/images/afe7a8fe0d826237.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(15, 29, 22, 0.75) 0%, rgba(22, 40, 31, 0.82) 50%, rgba(15, 29, 22, 0.9) 100%);
            z-index: 1;
        }

        .hero .container {
            position: relative;
            z-index: 2;
            padding-top: 60px;
            padding-bottom: 80px;
            width: 100%;
        }

        .hero-content {
            max-width: 750px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background-color: rgba(163, 230, 53, 0.12);
            border: 1px solid rgba(163, 230, 53, 0.3);
            border-radius: var(--radius-badge);
            padding: 6px 16px;
            color: var(--color-accent);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 20px;
        }

        .hero-badge i {
            font-size: 12px;
        }

        .hero h1 {
            color: #FFFFFF;
            font-size: clamp(2rem, 4.5vw, 3.5rem);
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.5px;
            margin-bottom: 20px;
            text-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
        }

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

        .hero-subtitle {
            color: rgba(229, 231, 235, 0.88);
            font-size: clamp(1rem, 1.5vw, 1.15rem);
            line-height: 1.8;
            margin-bottom: 28px;
            max-width: 650px;
        }

        .hero-data-points {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 36px;
        }

        .hero-data-point {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background-color: rgba(229, 231, 235, 0.1);
            border: 1px solid rgba(229, 231, 235, 0.2);
            border-radius: var(--radius-badge);
            padding: 8px 16px;
            color: var(--color-text-light);
            font-size: 13px;
            font-weight: 500;
        }

        .hero-data-point i {
            color: var(--color-accent);
            font-size: 12px;
        }

        .hero-cta-group {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
        }

        .btn-primary {
            padding: 14px 32px;
            border-radius: var(--radius-btn);
            background-color: var(--color-accent);
            color: var(--color-primary);
            font-size: 16px;
            font-weight: 700;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            transition: var(--transition-base);
            white-space: nowrap;
            border: none;
        }

        .btn-primary:hover {
            background-color: var(--color-accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 10px 24px rgba(163, 230, 53, 0.3);
        }

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

        .btn-primary:focus-visible {
            outline: 3px solid rgba(163, 230, 53, 0.55);
            outline-offset: 2px;
        }

        .btn-secondary {
            padding: 14px 32px;
            border-radius: var(--radius-btn);
            background-color: transparent;
            border: 1px solid rgba(229, 231, 235, 0.4);
            color: var(--color-text-light);
            font-size: 16px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            transition: var(--transition-base);
            white-space: nowrap;
        }

        .btn-secondary:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background-color: rgba(163, 230, 53, 0.06);
            transform: translateY(-2px);
        }

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

        .btn-secondary:focus-visible {
            outline: 3px solid rgba(163, 230, 53, 0.55);
            outline-offset: 2px;
        }

        .hero-scroll-indicator {
            position: absolute;
            bottom: 30px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 2;
            color: rgba(229, 231, 235, 0.6);
            font-size: 22px;
            animation: bounceDown 2s infinite;
        }

        @keyframes bounceDown {
            0%,
            100% {
                transform: translateX(-50%) translateY(0);
            }
            50% {
                transform: translateX(-50%) translateY(8px);
            }
        }

        @media (max-width: 768px) {
            .hero {
                min-height: auto;
                padding-top: calc(var(--nav-height) + 20px);
                padding-bottom: 40px;
            }
            .hero .container {
                padding-top: 30px;
                padding-bottom: 50px;
            }
            .hero-content {
                max-width: 100%;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            .hero-data-points {
                gap: 8px;
            }
            .hero-cta-group {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
            .btn-primary,
            .btn-secondary {
                width: 100%;
                justify-content: center;
                padding: 12px 24px;
            }
            .hero-scroll-indicator {
                display: none;
            }
        }

        /* 内容板块通用 */
        .section {
            padding-top: var(--section-padding-desktop);
            padding-bottom: var(--section-padding-desktop);
        }

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

        .section.section-white {
            background-color: #FFFFFF;
        }

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

        .section-header {
            margin-bottom: 40px;
        }

        .section-header .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-amber);
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-bottom: 12px;
        }

        .section-header .section-tag i {
            font-size: 11px;
        }

        .section-header h2 {
            font-size: clamp(1.5rem, 2.5vw, 2.2rem);
            font-weight: 800;
            color: var(--color-text-main);
            line-height: 1.35;
            margin-bottom: 14px;
            letter-spacing: -0.3px;
        }

        .section-header p {
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text-body);
            max-width: 700px;
        }

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

        .section-dark .section-header p {
            color: rgba(229, 231, 235, 0.75);
        }

        .section-dark .section-header .section-tag {
            color: var(--color-accent);
        }

        @media (max-width: 768px) {
            .section {
                padding-top: var(--section-padding-mobile);
                padding-bottom: var(--section-padding-mobile);
            }
            .section-header {
                margin-bottom: 28px;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
        }

        /* 卡片样式 */
        .card {
            background-color: #FFFFFF;
            border-radius: var(--radius-card);
            padding: 24px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-light);
            transition: var(--transition-smooth);
            height: 100%;
        }

        .card:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 28px rgba(22, 40, 31, 0.1);
            border-color: rgba(163, 230, 53, 0.4);
        }

        .card .card-icon {
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background-color: rgba(163, 230, 53, 0.12);
            color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin-bottom: 16px;
            flex-shrink: 0;
        }

        .card h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-text-main);
            margin-bottom: 10px;
            line-height: 1.4;
        }

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

        .card-dark {
            background-color: rgba(229, 231, 235, 0.06);
            border: 1px solid var(--color-border-dark);
            border-radius: var(--radius-card);
            padding: 24px;
            transition: var(--transition-smooth);
            height: 100%;
        }

        .card-dark:hover {
            border-color: rgba(163, 230, 53, 0.5);
            background-color: rgba(229, 231, 235, 0.08);
            transform: translateY(-3px);
        }

        .card-dark h3 {
            color: #FFFFFF;
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .card-dark p {
            color: rgba(229, 231, 235, 0.75);
            font-size: 14px;
            line-height: 1.75;
        }

        /* 网格布局 */
        .grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        @media (max-width: 1024px) {
            .grid-3,
            .grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 640px) {
            .grid-2,
            .grid-3,
            .grid-4 {
                grid-template-columns: 1fr;
                gap: 16px;
            }
        }

        /* 深度内容区 */
        .deep-content {
            font-size: 16px;
            line-height: 2;
            color: var(--color-text-body);
            max-width: 800px;
        }

        .deep-content h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-text-main);
            margin-top: 28px;
            margin-bottom: 14px;
            line-height: 1.5;
        }

        .deep-content p {
            margin-bottom: 16px;
        }

        .deep-content strong {
            color: var(--color-primary);
            font-weight: 700;
        }

        .section-dark .deep-content {
            color: rgba(229, 231, 235, 0.8);
        }

        .section-dark .deep-content h3 {
            color: var(--color-accent);
        }
        .section-dark .deep-content strong {
            color: var(--color-accent);
        }

        /* 数据指标 */
        .metric-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .metric-card {
            background-color: #FFFFFF;
            border-radius: var(--radius-card);
            padding: 24px;
            border: 1px solid var(--color-border);
            text-align: center;
            transition: var(--transition-smooth);
        }

        .metric-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-light);
            border-color: rgba(163, 230, 53, 0.4);
        }

        .metric-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--color-primary);
            line-height: 1.2;
            margin-bottom: 8px;
            font-variant-numeric: tabular-nums;
        }

        .metric-number.accent {
            color: var(--color-amber);
        }

        .metric-number.green {
            color: var(--color-accent-hover);
        }

        .metric-label {
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-muted);
        }

        .section-dark .metric-card {
            background-color: rgba(229, 231, 235, 0.06);
            border-color: var(--color-border-dark);
        }

        .section-dark .metric-number {
            color: var(--color-accent);
        }
        .section-dark .metric-label {
            color: rgba(229, 231, 235, 0.7);
        }

        @media (max-width: 1024px) {
            .metric-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 520px) {
            .metric-grid {
                grid-template-columns: 1fr;
            }
        }

        /* 证言卡片 */
        .testimonial-card {
            background-color: #FFFFFF;
            border-radius: var(--radius-card);
            padding: 28px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-light);
            transition: var(--transition-smooth);
            height: 100%;
            position: relative;
        }

        .testimonial-card:hover {
            transform: translateY(-3px);
            border-color: rgba(163, 230, 53, 0.4);
            box-shadow: 0 8px 28px rgba(22, 40, 31, 0.08);
        }

        .testimonial-card .quote-icon {
            font-size: 32px;
            color: var(--color-accent);
            margin-bottom: 14px;
            opacity: 0.7;
        }

        .testimonial-card blockquote {
            font-size: 15px;
            line-height: 1.8;
            color: var(--color-text-body);
            margin-bottom: 18px;
            font-style: normal;
            border-left: none;
            padding: 0;
        }

        .testimonial-card .testimonial-author {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .testimonial-card .testimonial-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background-color: var(--color-primary);
            color: var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 16px;
            flex-shrink: 0;
        }

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

        .testimonial-card .testimonial-role {
            font-size: 12px;
            color: var(--color-text-muted);
        }

        /* 人群标签 */
        .audience-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background-color: #FFFFFF;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-badge);
            padding: 10px 20px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-main);
            transition: var(--transition-base);
        }

        .audience-tag:hover {
            border-color: var(--color-accent);
            background-color: rgba(163, 230, 53, 0.06);
            transform: translateY(-2px);
        }

        .audience-tag i {
            color: var(--color-amber);
            font-size: 13px;
        }

        /* 分类入口 */
        .category-entry-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .category-entry-card {
            background-color: #FFFFFF;
            border-radius: var(--radius-card);
            padding: 24px;
            border: 1px solid var(--color-border);
            transition: var(--transition-smooth);
            display: flex;
            flex-direction: column;
            height: 100%;
            box-shadow: var(--shadow-light);
        }

        .category-entry-card:hover {
            transform: translateY(-4px);
            border-color: rgba(163, 230, 53, 0.5);
            box-shadow: 0 10px 32px rgba(22, 40, 31, 0.1);
        }

        .category-entry-card .category-icon {
            width: 40px;
            height: 40px;
            border-radius: 8px;
            background-color: rgba(163, 230, 53, 0.12);
            color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            margin-bottom: 14px;
            flex-shrink: 0;
        }

        .category-entry-card h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-text-main);
            margin-bottom: 8px;
        }

        .category-entry-card p {
            font-size: 13px;
            line-height: 1.7;
            color: var(--color-text-body);
            margin-bottom: 16px;
            flex: 1;
        }

        .category-entry-card .category-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-amber);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: var(--transition-base);
        }

        .category-entry-card .category-link:hover {
            color: var(--color-amber-light);
            gap: 8px;
        }

        @media (max-width: 1024px) {
            .category-entry-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

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

        /* 新闻卡片 */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .news-card {
            background-color: #FFFFFF;
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-light);
            transition: var(--transition-smooth);
            display: flex;
            flex-direction: column;
            height: 100%;
        }

        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 10px 32px rgba(22, 40, 31, 0.1);
            border-color: rgba(163, 230, 53, 0.4);
        }

        .news-card .news-cover {
            width: 100%;
            height: 180px;
            object-fit: cover;
            background-color: var(--color-primary);
            display: block;
        }

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

        .news-card .news-date {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--color-amber);
            background-color: rgba(245, 158, 11, 0.1);
            border-radius: var(--radius-badge);
            padding: 3px 12px;
            margin-bottom: 10px;
            align-self: flex-start;
        }

        .news-card .news-date.green {
            color: var(--color-accent-hover);
            background-color: rgba(163, 230, 53, 0.1);
        }

        .news-card h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--color-text-main);
            line-height: 1.5;
            margin-bottom: 10px;
        }

        .news-card .news-summary {
            font-size: 13px;
            line-height: 1.75;
            color: var(--color-text-body);
            margin-bottom: 16px;
            flex: 1;
        }

        .news-card .news-link {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-primary);
            transition: var(--transition-base);
            align-self: flex-start;
        }

        .news-card .news-link i {
            font-size: 11px;
            transition: var(--transition-base);
        }

        .news-card .news-link:hover {
            color: var(--color-amber);
        }
        .news-card .news-link:hover i {
            transform: translateX(3px);
        }

        @media (max-width: 1024px) {
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 640px) {
            .news-grid {
                grid-template-columns: 1fr;
            }
            .news-card .news-cover {
                height: 160px;
            }
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
            max-width: 800px;
            margin: 0 auto;
        }

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

        .faq-item:hover {
            border-color: rgba(163, 230, 53, 0.4);
        }

        .faq-item details {
            width: 100%;
        }

        .faq-item summary {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 24px;
            cursor: pointer;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-main);
            list-style: none;
            user-select: none;
            transition: var(--transition-base);
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

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

        .faq-item summary .faq-toggle {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background-color: rgba(163, 230, 53, 0.12);
            color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 700;
            transition: var(--transition-base);
        }

        .faq-item details[open] summary .faq-toggle {
            background-color: var(--color-accent);
            transform: rotate(45deg);
        }

        .faq-item .faq-answer {
            padding: 0 24px 20px;
            font-size: 14px;
            line-height: 1.8;
            color: var(--color-text-body);
        }

        .section-dark .faq-item {
            background-color: rgba(229, 231, 235, 0.06);
            border-color: var(--color-border-dark);
        }
        .section-dark .faq-item summary {
            color: #FFFFFF;
        }
        .section-dark .faq-item .faq-answer {
            color: rgba(229, 231, 235, 0.75);
        }
        .section-dark .faq-item summary .faq-toggle {
            background-color: rgba(163, 230, 53, 0.2);
            color: var(--color-accent);
        }

        /* 步骤卡片 */
        .step-card {
            background-color: #FFFFFF;
            border-radius: var(--radius-card);
            padding: 26px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-light);
            transition: var(--transition-smooth);
            height: 100%;
            position: relative;
            counter-increment: step-counter;
        }

        .step-card:hover {
            transform: translateY(-4px);
            border-color: rgba(163, 230, 53, 0.4);
            box-shadow: 0 8px 28px rgba(22, 40, 31, 0.08);
        }

        .step-card .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background-color: var(--color-accent);
            color: var(--color-primary);
            font-size: 16px;
            font-weight: 800;
            margin-bottom: 16px;
        }

        .step-card h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-text-main);
            margin-bottom: 10px;
        }

        .step-card p {
            font-size: 14px;
            line-height: 1.75;
            color: var(--color-text-body);
        }

        /* 计量条 */
        .meter-bar-group {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .meter-item {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .meter-item .meter-label {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-main);
        }

        .meter-item .meter-label span:last-child {
            color: var(--color-amber);
            font-weight: 700;
        }

        .meter-item .meter-track {
            width: 100%;
            height: 10px;
            background-color: rgba(22, 40, 31, 0.1);
            border-radius: var(--radius-badge);
            overflow: hidden;
        }

        .meter-item .meter-fill {
            height: 100%;
            border-radius: var(--radius-badge);
            background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-accent-hover) 60%, var(--color-amber-light) 100%);
            transition: width 1s ease-in-out;
        }

        .section-dark .meter-item .meter-label {
            color: var(--color-text-light);
        }
        .section-dark .meter-item .meter-track {
            background-color: rgba(229, 231, 235, 0.15);
        }

        /* 品牌介绍 */
        .brand-intro {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .brand-intro .brand-intro-image {
            border-radius: var(--radius-card);
            overflow: hidden;
            height: 100%;
            min-height: 300px;
            background-color: var(--color-primary);
            position: relative;
        }

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

        .brand-intro .brand-intro-text {
            font-size: 15px;
            line-height: 2;
            color: var(--color-text-body);
        }

        .brand-intro .brand-intro-text strong {
            color: var(--color-primary);
            font-weight: 700;
        }

        .section-dark .brand-intro .brand-intro-text {
            color: rgba(229, 231, 235, 0.8);
        }
        .section-dark .brand-intro .brand-intro-text strong {
            color: var(--color-accent);
        }

        @media (max-width: 768px) {
            .brand-intro {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .brand-intro .brand-intro-image {
                min-height: 220px;
            }
        }

        /* CTA */
        .cta-section {
            background-color: var(--color-primary);
            background-image: url('/assets/images/96f15e69258fb142.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            position: relative;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 29, 22, 0.9) 0%, rgba(22, 40, 31, 0.85) 100%);
        }

        .cta-section .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }

        .cta-section h2 {
            color: #FFFFFF;
            font-size: clamp(1.6rem, 3vw, 2.4rem);
            font-weight: 800;
            margin-bottom: 16px;
        }

        .cta-section p {
            color: rgba(229, 231, 235, 0.8);
            font-size: 16px;
            line-height: 1.8;
            max-width: 600px;
            margin: 0 auto 32px;
        }

        .cta-section .cta-group {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 14px;
        }

        /* 页脚 */
        .site-footer {
            background-color: var(--color-primary-dark);
            color: var(--color-text-light);
            padding-top: 64px;
            padding-bottom: 28px;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .site-footer .footer-brand h3 {
            color: #FFFFFF;
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .site-footer .footer-brand h3 .footer-logo-icon {
            width: 28px;
            height: 28px;
            border-radius: 6px;
            background-color: var(--color-accent);
            color: var(--color-primary);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 800;
            flex-shrink: 0;
        }

        .site-footer .footer-brand p {
            color: rgba(229, 231, 235, 0.65);
            font-size: 14px;
            line-height: 1.8;
        }

        .site-footer .footer-col h4 {
            color: #FFFFFF;
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .site-footer .footer-col ul {
            list-style: none;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .site-footer .footer-col ul li a {
            color: rgba(229, 231, 235, 0.65);
            font-size: 14px;
            transition: var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .site-footer .footer-col ul li a:hover {
            color: var(--color-accent);
            transform: translateX(2px);
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(229, 231, 235, 0.1);
            padding-top: 20px;
            text-align: center;
            font-size: 13px;
            color: rgba(229, 231, 235, 0.5);
            line-height: 1.8;
        }

        .site-footer .footer-bottom a {
            color: rgba(229, 231, 235, 0.6);
            transition: var(--transition-base);
        }

        .site-footer .footer-bottom a:hover {
            color: var(--color-accent);
        }

        .site-footer .footer-bottom .footer-separator {
            margin: 0 8px;
            color: rgba(229, 231, 235, 0.3);
        }

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

        @media (max-width: 640px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .site-footer {
                padding-top: 40px;
            }
        }

        /* 搜索入口板块 */
        .search-entry-panel {
            background-color: #FFFFFF;
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            padding: 24px;
            box-shadow: var(--shadow-light);
            display: flex;
            align-items: center;
            gap: 16px;
            max-width: 650px;
            transition: var(--transition-base);
        }

        .search-entry-panel:focus-within {
            border-color: var(--color-accent);
            box-shadow: 0 4px 18px rgba(163, 230, 53, 0.15);
        }

        .search-entry-panel i {
            color: var(--color-text-muted);
            font-size: 18px;
            flex-shrink: 0;
        }

        .search-entry-panel input {
            flex: 1;
            font-size: 15px;
            color: var(--color-text-main);
            min-width: 0;
            background: transparent;
        }

        .search-entry-panel input::placeholder {
            color: var(--color-text-muted);
        }

        .search-entry-panel input:focus {
            outline: none;
        }

        .search-entry-panel button {
            background-color: var(--color-accent);
            color: var(--color-primary);
            font-weight: 700;
            font-size: 14px;
            padding: 10px 20px;
            border-radius: var(--radius-btn);
            transition: var(--transition-base);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .search-entry-panel button:hover {
            background-color: var(--color-accent-hover);
            transform: translateY(-1px);
        }

        @media (max-width: 520px) {
            .search-entry-panel {
                flex-direction: column;
                gap: 12px;
                align-items: stretch;
            }
            .search-entry-panel button {
                width: 100%;
            }
        }

        /* 阅读更多按钮 */
        .btn-read-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: var(--radius-btn);
            font-size: 13px;
            font-weight: 600;
            color: var(--color-amber);
            background-color: rgba(234, 88, 12, 0.08);
            border: 1px solid rgba(234, 88, 12, 0.2);
            transition: var(--transition-base);
            white-space: nowrap;
        }

        .btn-read-more:hover {
            background-color: rgba(234, 88, 12, 0.15);
            border-color: rgba(234, 88, 12, 0.4);
            transform: translateY(-1px);
        }

        /* 图片占位 */
        .image-placeholder {
            background-color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(229, 231, 235, 0.5);
            font-size: 14px;
            min-height: 100%;
        }

        /* 微交互 */
        .hover-lift {
            transition: var(--transition-smooth);
        }
        .hover-lift:hover {
            transform: translateY(-3px);
        }

        /* 收藏入口 */
        .bookmark-entry {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 28px;
            background-color: #FFFFFF;
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-light);
            transition: var(--transition-smooth);
        }

        .bookmark-entry:hover {
            border-color: rgba(163, 230, 53, 0.5);
            transform: translateY(-2px);
        }

        .bookmark-entry .bookmark-info {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .bookmark-entry .bookmark-icon {
            width: 40px;
            height: 40px;
            border-radius: 8px;
            background-color: rgba(163, 230, 53, 0.12);
            color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            flex-shrink: 0;
        }

        .bookmark-entry h5 {
            font-size: 15px;
            font-weight: 700;
            color: var(--color-text-main);
            margin: 0;
        }

        .bookmark-entry p {
            font-size: 13px;
            color: var(--color-text-muted);
            margin: 0;
        }

        @media (max-width: 520px) {
            .bookmark-entry {
                flex-direction: column;
                align-items: flex-start;
            }
        }

/* roulang page: category3 */
:root {
            --color-primary: #16281F;
            --color-primary-dark: #0F1D16;
            --color-secondary: #F7F7F4;
            --color-accent: #A3E635;
            --color-accent-hover: #84CC16;
            --color-amber: #EA580C;
            --color-amber-light: #F59E0B;
            --color-text-main: #1A1A1A;
            --color-text-body: #4B5563;
            --color-text-muted: #6B7280;
            --color-text-light: #E5E7EB;
            --color-border: rgba(22, 40, 31, 0.12);
            --color-border-dark: rgba(229, 231, 235, 0.18);
            --radius-card: 16px;
            --radius-btn: 10px;
            --radius-badge: 9999px;
            --radius-sm: 8px;
            --shadow-light: 0 1px 3px rgba(22, 40, 31, 0.08), 0 4px 12px rgba(22, 40, 31, 0.06);
            --shadow-dark: 0 8px 24px rgba(0, 0, 0, 0.35);
            --font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --transition-base: all 0.2s ease-in-out;
            --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
            --section-padding-desktop: 96px;
            --section-padding-mobile: 64px;
            --nav-height: 68px;
        }

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

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

        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text-body);
            background-color: var(--color-secondary);
            overflow-x: hidden;
        }

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

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

        button,
        input,
        select,
        textarea {
            font-family: var(--font-family);
            font-size: 16px;
            border: none;
            outline: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

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

        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            height: var(--nav-height);
            background-color: rgba(22, 40, 31, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--color-border-dark);
            transition: var(--transition-smooth);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 16px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            color: #FFFFFF;
            font-weight: 800;
            font-size: 20px;
            letter-spacing: 0.5px;
            transition: var(--transition-base);
        }

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

        .nav-logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background-color: var(--color-accent);
            color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 800;
            flex-shrink: 0;
            transition: var(--transition-base);
        }

        .nav-logo:hover .nav-logo-icon {
            background-color: var(--color-accent-hover);
            transform: scale(1.05);
        }

        .nav-channels {
            display: flex;
            align-items: center;
            gap: 4px;
            flex: 1;
            justify-content: center;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

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

        .nav-channel {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            border-radius: 8px;
            color: var(--color-text-light);
            font-size: 14px;
            font-weight: 500;
            white-space: nowrap;
            position: relative;
            transition: var(--transition-base);
            background: transparent;
        }

        .nav-channel:hover {
            color: var(--color-accent);
            background-color: rgba(163, 230, 53, 0.08);
        }

        .nav-channel.active {
            color: var(--color-accent);
            background-color: rgba(163, 230, 53, 0.14);
        }

        .nav-channel.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 3px;
            border-radius: 3px;
            background-color: var(--color-accent);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .nav-search {
            display: flex;
            align-items: center;
            background-color: rgba(229, 231, 235, 0.12);
            border: 1px solid transparent;
            border-radius: var(--radius-btn);
            padding: 6px 12px;
            gap: 8px;
            transition: var(--transition-base);
            width: 180px;
        }

        .nav-search:focus-within {
            border-color: var(--color-accent);
            background-color: rgba(229, 231, 235, 0.18);
        }

        .nav-search input {
            flex: 1;
            color: var(--color-text-light);
            font-size: 13px;
            background: transparent;
            border: none;
            outline: none;
            min-width: 0;
        }

        .nav-search input::placeholder {
            color: rgba(229, 231, 235, 0.55);
        }

        .nav-search i {
            color: var(--color-text-light);
            font-size: 13px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 20px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 14px;
            transition: var(--transition-base);
            cursor: pointer;
            white-space: nowrap;
        }

        .btn-primary {
            background-color: var(--color-accent);
            color: var(--color-primary);
            border: 1px solid var(--color-accent);
        }

        .btn-primary:hover {
            background-color: var(--color-accent-hover);
            border-color: var(--color-accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(163, 230, 53, 0.3);
        }

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

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

        .btn-ghost {
            background: transparent;
            color: var(--color-text-light);
            border: 1px solid rgba(229, 231, 235, 0.3);
        }

        .btn-ghost:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background-color: rgba(163, 230, 53, 0.06);
        }

        .btn-ghost:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

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

        .btn-outline:hover {
            background-color: rgba(22, 40, 31, 0.06);
            border-color: var(--color-primary);
            transform: translateY(-2px);
        }

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

        .nav-mobile-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: 8px;
            border: 1px solid var(--color-border-dark);
            color: var(--color-text-light);
            align-items: center;
            justify-content: center;
            font-size: 20px;
            flex-shrink: 0;
            transition: var(--transition-base);
            background: transparent;
        }

        .nav-mobile-toggle:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: var(--nav-height);
            left: 0;
            right: 0;
            bottom: 0;
            background-color: var(--color-primary);
            z-index: 99;
            padding: 24px;
            overflow-y: auto;
            flex-direction: column;
            gap: 8px;
        }

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

        .mobile-menu .nav-channel {
            display: block;
            width: 100%;
            padding: 14px 16px;
            font-size: 16px;
            border-radius: 10px;
            color: var(--color-text-light);
            border: 1px solid transparent;
        }

        .mobile-menu .nav-channel:hover,
        .mobile-menu .nav-channel.active {
            background-color: rgba(163, 230, 53, 0.12);
            border-color: rgba(163, 230, 53, 0.25);
            color: var(--color-accent);
        }

        .mobile-menu .nav-channel.active::after {
            display: none;
        }

        .mobile-menu .mobile-search {
            width: 100%;
            display: flex;
            align-items: center;
            background-color: rgba(229, 231, 235, 0.12);
            border: 1px solid transparent;
            border-radius: var(--radius-btn);
            padding: 12px 16px;
            gap: 10px;
            margin-bottom: 16px;
        }

        .mobile-menu .mobile-search input {
            flex: 1;
            color: var(--color-text-light);
            font-size: 15px;
            background: transparent;
            border: none;
            outline: none;
        }

        .mobile-menu .mobile-search input::placeholder {
            color: rgba(229, 231, 235, 0.55);
        }

        .mobile-menu .mobile-search i {
            color: var(--color-text-light);
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--color-text-muted);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }

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

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

        .breadcrumb .separator {
            color: var(--color-text-muted);
            font-size: 12px;
        }

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

        .page-header {
            background-color: #FFFFFF;
            padding: 120px 0 48px;
            border-bottom: 1px solid var(--color-border);
        }

        .page-header h1 {
            font-size: 32px;
            font-weight: 800;
            color: var(--color-text-main);
            line-height: 1.3;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .page-header .lead {
            font-size: 16px;
            color: var(--color-text-body);
            line-height: 1.8;
            max-width: 760px;
        }

        .strategy-metrics-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            margin-top: 24px;
            padding-top: 20px;
            border-top: 1px solid var(--color-border);
        }

        .metric-inline {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--color-text-body);
        }

        .metric-inline .metric-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background-color: rgba(163, 230, 53, 0.15);
            color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 15px;
            flex-shrink: 0;
        }

        .metric-inline strong {
            color: var(--color-text-main);
            font-weight: 700;
        }

        .section {
            padding: 64px 0;
        }

        .section-title {
            font-size: 24px;
            font-weight: 800;
            color: var(--color-text-main);
            margin-bottom: 12px;
            letter-spacing: 0.3px;
        }

        .section-subtitle {
            font-size: 15px;
            color: var(--color-text-muted);
            margin-bottom: 32px;
            max-width: 620px;
        }

        .strategy-card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
            gap: 20px;
        }

        .strategy-card {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-light);
            overflow: hidden;
            transition: var(--transition-smooth);
            border: 1px solid var(--color-border);
            display: flex;
            flex-direction: column;
        }

        .strategy-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 24px rgba(22, 40, 31, 0.12);
            border-color: var(--color-accent);
        }

        .strategy-card .card-image {
            aspect-ratio: 16/9;
            overflow: hidden;
            background-color: var(--color-secondary);
            position: relative;
        }

        .strategy-card .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition-smooth);
        }

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

        .strategy-card .card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background-color: var(--color-accent);
            color: var(--color-primary);
            font-size: 12px;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: var(--radius-badge);
            letter-spacing: 0.3px;
        }

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

        .strategy-card .card-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-text-main);
            line-height: 1.45;
            margin-bottom: 10px;
            transition: var(--transition-base);
        }

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

        .strategy-card .card-excerpt {
            font-size: 14px;
            color: var(--color-text-body);
            line-height: 1.75;
            flex: 1;
            margin-bottom: 16px;
        }

        .strategy-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 14px;
            border-top: 1px solid var(--color-border);
            font-size: 13px;
            color: var(--color-text-muted);
        }

        .strategy-card .card-meta .meta-left {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .strategy-card .card-meta .meta-tag {
            background-color: rgba(245, 158, 11, 0.12);
            color: var(--color-amber);
            padding: 3px 10px;
            border-radius: var(--radius-badge);
            font-size: 12px;
            font-weight: 600;
        }

        .strategy-card .card-meta a {
            color: var(--color-primary);
            font-weight: 600;
            font-size: 13px;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            transition: var(--transition-base);
        }

        .strategy-card .card-meta a:hover {
            color: var(--color-accent-hover);
            gap: 8px;
        }

        .load-more-wrapper {
            display: flex;
            justify-content: center;
            margin-top: 36px;
        }

        .btn-load-more {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 32px;
            background: transparent;
            color: var(--color-primary);
            border: 1px solid var(--color-primary);
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 14px;
            transition: var(--transition-base);
        }

        .btn-load-more:hover {
            background-color: var(--color-primary);
            color: var(--color-accent);
            transform: translateY(-2px);
            box-shadow: var(--shadow-light);
        }

        .btn-load-more:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
        }

        .hot-strategy-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 16px;
        }

        .hot-strategy-card {
            background: #FFFFFF;
            border-radius: 12px;
            padding: 18px 20px;
            border: 1px solid var(--color-border);
            transition: var(--transition-base);
            cursor: pointer;
        }

        .hot-strategy-card:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-light);
            transform: translateY(-2px);
        }

        .hot-strategy-card .hot-rank {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 12px;
            font-weight: 700;
            color: var(--color-amber);
            background-color: rgba(245, 158, 11, 0.1);
            padding: 4px 10px;
            border-radius: var(--radius-badge);
            margin-bottom: 10px;
        }

        .hot-strategy-card h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--color-text-main);
            line-height: 1.5;
            margin-bottom: 8px;
        }

        .hot-strategy-card p {
            font-size: 13px;
            color: var(--color-text-muted);
            line-height: 1.65;
        }

        .data-reference-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            gap: 16px;
        }

        .data-ref-card {
            background: var(--color-primary);
            border-radius: 12px;
            padding: 22px 20px;
            text-align: center;
            border: 1px solid var(--color-border-dark);
            transition: var(--transition-base);
        }

        .data-ref-card:hover {
            border-color: var(--color-accent);
            transform: translateY(-2px);
        }

        .data-ref-card .data-number {
            font-size: 28px;
            font-weight: 800;
            color: var(--color-accent);
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .data-ref-card .data-label {
            font-size: 13px;
            color: var(--color-text-light);
            opacity: 0.7;
        }

        .faq-section {
            background-color: #FFFFFF;
            padding: 64px 0;
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }

        .faq-list {
            max-width: 760px;
            margin: 0 auto;
        }

        .faq-item {
            border: 1px solid var(--color-border);
            border-radius: 12px;
            margin-bottom: 12px;
            background: var(--color-secondary);
            transition: var(--transition-base);
            overflow: hidden;
        }

        .faq-item:hover {
            border-color: rgba(22, 40, 31, 0.25);
        }

        .faq-item summary {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            cursor: pointer;
            font-weight: 600;
            color: var(--color-text-main);
            font-size: 15px;
            list-style: none;
            transition: var(--transition-base);
            gap: 16px;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background-color: rgba(22, 40, 31, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            transition: var(--transition-base);
            color: var(--color-primary);
        }

        .faq-item[open] summary .faq-icon {
            transform: rotate(45deg);
            background-color: var(--color-accent);
            color: var(--color-primary);
        }

        .faq-item .faq-answer {
            padding: 0 20px 18px;
            font-size: 14px;
            color: var(--color-text-body);
            line-height: 1.75;
        }

        .related-links-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 14px;
        }

        .related-link-card {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 16px 18px;
            background: #FFFFFF;
            border-radius: 10px;
            border: 1px solid var(--color-border);
            transition: var(--transition-base);
        }

        .related-link-card:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-light);
            transform: translateX(4px);
        }

        .related-link-card .related-icon {
            width: 40px;
            height: 40px;
            border-radius: 8px;
            background-color: rgba(163, 230, 53, 0.15);
            color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            flex-shrink: 0;
        }

        .related-link-card .related-text h4 {
            font-size: 14px;
            font-weight: 700;
            color: var(--color-text-main);
            margin-bottom: 2px;
        }

        .related-link-card .related-text p {
            font-size: 12px;
            color: var(--color-text-muted);
        }

        .cta-section {
            background-color: var(--color-primary);
            padding: 72px 0;
            text-align: center;
            border-top: 1px solid var(--color-border-dark);
        }

        .cta-section h2 {
            font-size: 26px;
            font-weight: 800;
            color: #FFFFFF;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }

        .cta-section p {
            font-size: 15px;
            color: var(--color-text-light);
            max-width: 560px;
            margin: 0 auto 28px;
            opacity: 0.8;
        }

        .cta-actions {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 14px;
            flex-wrap: wrap;
        }

        .site-footer {
            background-color: var(--color-primary-dark);
            color: var(--color-text-light);
            padding: 56px 0 32px;
            border-top: 1px solid var(--color-border-dark);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 40px;
        }

        .footer-brand h3 {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: #FFFFFF;
            margin-bottom: 14px;
        }

        .footer-logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 6px;
            background-color: var(--color-accent);
            color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 800;
        }

        .footer-brand p {
            font-size: 13px;
            line-height: 1.75;
            opacity: 0.7;
            max-width: 280px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

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

        .footer-col ul li {
            margin-bottom: 10px;
        }

        .footer-col ul li a {
            font-size: 13px;
            color: rgba(229, 231, 235, 0.7);
            transition: var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .footer-col ul li a:hover {
            color: var(--color-accent);
            transform: translateX(4px);
        }

        .footer-col ul li a i {
            font-size: 11px;
            color: var(--color-accent);
        }

        .footer-bottom {
            border-top: 1px solid var(--color-border-dark);
            padding-top: 24px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            align-items: center;
            text-align: center;
            font-size: 12px;
            color: rgba(229, 231, 235, 0.55);
        }

        .footer-bottom a {
            color: rgba(229, 231, 235, 0.7);
            transition: var(--transition-base);
        }

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

        .footer-separator {
            margin: 0 8px;
            opacity: 0.4;
        }

        @media (max-width: 1024px) {
            .nav-channels {
                gap: 0;
            }

            .nav-channel {
                padding: 8px 10px;
                font-size: 13px;
            }

            .nav-search {
                width: 140px;
            }

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

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

            .nav-search {
                display: none;
            }

            .nav-mobile-toggle {
                display: flex;
            }

            .nav-actions .btn-ghost {
                display: none;
            }

            .nav-actions .btn-primary {
                padding: 8px 14px;
                font-size: 13px;
            }

            .page-header {
                padding: 100px 0 36px;
            }

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

            .section {
                padding: 48px 0;
            }

            .faq-section {
                padding: 48px 0;
            }

            .strategy-card-grid {
                grid-template-columns: 1fr;
            }

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

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

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

            .cta-section {
                padding: 56px 0;
            }

            .cta-section h2 {
                font-size: 22px;
            }

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

            .footer-bottom {
                flex-direction: column;
                gap: 6px;
            }
        }

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

            .page-header h1 {
                font-size: 20px;
            }

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

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

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

            .strategy-metrics-bar {
                flex-direction: column;
                gap: 12px;
            }

            .cta-actions {
                flex-direction: column;
                width: 100%;
            }

            .cta-actions .btn {
                width: 100%;
            }
        }

/* roulang page: category1 */
:root {
            --color-primary: #16281F;
            --color-primary-dark: #0F1D16;
            --color-secondary: #F7F7F4;
            --color-accent: #A3E635;
            --color-accent-hover: #84CC16;
            --color-amber: #EA580C;
            --color-amber-light: #F59E0B;
            --color-text-main: #1A1A1A;
            --color-text-body: #4B5563;
            --color-text-muted: #6B7280;
            --color-text-light: #E5E7EB;
            --color-border: rgba(22, 40, 31, 0.12);
            --color-border-dark: rgba(229, 231, 235, 0.18);
            --radius-card: 16px;
            --radius-btn: 10px;
            --radius-badge: 9999px;
            --radius-sm: 8px;
            --shadow-light: 0 1px 3px rgba(22, 40, 31, 0.08), 0 4px 12px rgba(22, 40, 31, 0.06);
            --shadow-dark: 0 8px 24px rgba(0, 0, 0, 0.35);
            --font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --transition-base: all 0.2s ease-in-out;
            --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
            --section-padding-desktop: 96px;
            --section-padding-mobile: 64px;
            --nav-height: 68px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text-body);
            background-color: var(--color-secondary);
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition-base);
        }
        button,
        input,
        select,
        textarea {
            font-family: var(--font-family);
            font-size: 16px;
            border: none;
            outline: none;
            background: none;
        }
        button {
            cursor: pointer;
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        /* 导航栏 */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            height: var(--nav-height);
            background-color: rgba(22, 40, 31, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--color-border-dark);
            transition: var(--transition-smooth);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 16px;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            color: #FFFFFF;
            font-weight: 800;
            font-size: 20px;
            letter-spacing: 0.5px;
            transition: var(--transition-base);
        }
        .nav-logo:hover {
            color: var(--color-accent);
        }
        .nav-logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background-color: var(--color-accent);
            color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 800;
            flex-shrink: 0;
            transition: var(--transition-base);
        }
        .nav-logo:hover .nav-logo-icon {
            background-color: var(--color-accent-hover);
            transform: scale(1.05);
        }
        .nav-channels {
            display: flex;
            align-items: center;
            gap: 4px;
            flex: 1;
            justify-content: center;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .nav-channels::-webkit-scrollbar {
            display: none;
        }
        .nav-channel {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            border-radius: 8px;
            color: var(--color-text-light);
            font-size: 14px;
            font-weight: 500;
            white-space: nowrap;
            position: relative;
            transition: var(--transition-base);
            background: transparent;
        }
        .nav-channel:hover {
            color: var(--color-accent);
            background-color: rgba(163, 230, 53, 0.08);
        }
        .nav-channel.active {
            color: var(--color-accent);
            background-color: rgba(163, 230, 53, 0.14);
        }
        .nav-channel.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 3px;
            border-radius: 3px;
            background-color: var(--color-accent);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .nav-search {
            display: flex;
            align-items: center;
            background-color: rgba(229, 231, 235, 0.12);
            border: 1px solid transparent;
            border-radius: var(--radius-btn);
            padding: 6px 12px;
            gap: 8px;
            transition: var(--transition-base);
            width: 180px;
            cursor: pointer;
        }
        .nav-search:hover {
            background-color: rgba(229, 231, 235, 0.2);
        }
        .nav-search:focus-within {
            border-color: var(--color-accent);
            background-color: rgba(229, 231, 235, 0.16);
        }
        .nav-search i {
            color: var(--color-text-light);
            font-size: 14px;
        }
        .nav-search input {
            color: var(--color-text-light);
            font-size: 14px;
            width: 100%;
            background: transparent;
            border: none;
            outline: none;
            font-family: var(--font-family);
        }
        .nav-search input::placeholder {
            color: rgba(229, 231, 235, 0.55);
        }
        .nav-login {
            display: inline-flex;
            align-items: center;
            padding: 7px 14px;
            border-radius: var(--radius-btn);
            border: 1px solid rgba(229, 231, 235, 0.35);
            color: var(--color-text-light);
            font-size: 14px;
            font-weight: 500;
            white-space: nowrap;
            transition: var(--transition-base);
            cursor: pointer;
        }
        .nav-login:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background-color: rgba(163, 230, 53, 0.08);
        }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            border-radius: var(--radius-btn);
            background-color: var(--color-accent);
            color: var(--color-primary);
            font-size: 14px;
            font-weight: 700;
            white-space: nowrap;
            transition: var(--transition-base);
            cursor: pointer;
            border: none;
        }
        .nav-cta:hover {
            background-color: var(--color-accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(163, 230, 53, 0.35);
        }
        .nav-cta:active {
            transform: translateY(0);
        }
        .nav-cta:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }
        .nav-burger {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 8px;
            border: 1px solid rgba(229, 231, 235, 0.25);
            color: var(--color-text-light);
            font-size: 18px;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition-base);
            flex-shrink: 0;
            background: transparent;
        }
        .nav-burger:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background-color: rgba(163, 230, 53, 0.08);
        }
        .nav-mobile-menu {
            position: fixed;
            top: var(--nav-height);
            left: 0;
            right: 0;
            background-color: var(--color-primary);
            border-bottom: 1px solid var(--color-border-dark);
            padding: 12px 16px;
            display: none;
            flex-direction: column;
            gap: 6px;
            z-index: 99;
            box-shadow: var(--shadow-dark);
        }
        .nav-mobile-menu.open {
            display: flex;
        }
        .nav-mobile-menu .nav-channel {
            padding: 12px 16px;
            font-size: 16px;
            border-radius: 8px;
        }
        .nav-mobile-menu .nav-search {
            width: 100%;
            margin-top: 8px;
        }

        /* 页面主体 */
        .page-main {
            padding-top: var(--nav-height);
            min-height: 60vh;
        }

        /* 面包屑 */
        .breadcrumb-section {
            background-color: #FFFFFF;
            border-bottom: 1px solid var(--color-border);
            padding: 18px 0;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--color-text-muted);
        }
        .breadcrumb a {
            color: var(--color-text-muted);
            transition: var(--transition-base);
        }
        .breadcrumb a:hover {
            color: var(--color-primary);
        }
        .breadcrumb .separator {
            color: var(--color-text-muted);
            opacity: 0.5;
        }
        .breadcrumb .current {
            color: var(--color-primary);
            font-weight: 600;
        }

        /* 分类H1区 */
        .category-hero {
            background-color: #FFFFFF;
            padding: 40px 0 32px;
            border-bottom: 1px solid var(--color-border);
        }
        .category-hero h1 {
            font-size: 36px;
            font-weight: 800;
            color: var(--color-text-main);
            margin-bottom: 12px;
            letter-spacing: -0.5px;
            line-height: 1.3;
        }
        .category-hero .hero-desc {
            font-size: 17px;
            color: var(--color-text-body);
            max-width: 800px;
            line-height: 1.8;
        }
        .category-hero .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-top: 16px;
            font-size: 13px;
            color: var(--color-text-muted);
        }
        .category-hero .hero-meta span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }
        .category-hero .hero-meta i {
            color: var(--color-amber);
        }

        /* 数据提示条 */
        .data-strip {
            background-color: var(--color-primary);
            padding: 20px 0;
            margin-top: 0;
        }
        .data-strip .strip-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .data-strip .strip-item {
            display: flex;
            align-items: center;
            gap: 12px;
            color: var(--color-text-light);
        }
        .data-strip .strip-icon {
            width: 40px;
            height: 40px;
            border-radius: 8px;
            background-color: rgba(163, 230, 53, 0.15);
            color: var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            flex-shrink: 0;
        }
        .data-strip .strip-text {
            font-size: 14px;
            line-height: 1.4;
        }
        .data-strip .strip-text strong {
            color: #FFFFFF;
            font-size: 15px;
            display: block;
            font-weight: 700;
        }

        /* 板块通用 */
        .section-block {
            padding: 48px 0;
        }
        .section-block.alt-bg {
            background-color: #FFFFFF;
        }
        .section-title {
            font-size: 26px;
            font-weight: 800;
            color: var(--color-text-main);
            margin-bottom: 8px;
            letter-spacing: -0.3px;
            line-height: 1.35;
        }
        .section-subtitle {
            font-size: 15px;
            color: var(--color-text-muted);
            margin-bottom: 28px;
            line-height: 1.7;
        }

        /* 卡片主体 */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .match-card {
            background-color: #FFFFFF;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-light);
            border: 1px solid var(--color-border);
            transition: var(--transition-smooth);
            display: flex;
            flex-direction: column;
            cursor: pointer;
        }
        .match-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 28px rgba(22, 40, 31, 0.12);
            border-color: var(--color-accent);
        }
        .match-card .card-img {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background-color: #E5E7EB;
        }
        .match-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .match-card:hover .card-img img {
            transform: scale(1.04);
        }
        .match-card .card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 5px 12px;
            border-radius: var(--radius-badge);
            font-size: 12px;
            font-weight: 600;
            color: #FFFFFF;
            background-color: var(--color-amber);
            letter-spacing: 0.3px;
        }
        .match-card .card-badge.live {
            background-color: #EF4444;
            animation: pulse-badge 1.8s ease-in-out infinite;
        }
        @keyframes pulse-badge {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.7; }
        }
        .match-card .card-badge.green {
            background-color: var(--color-primary);
            color: var(--color-accent);
        }
        .match-card .card-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .match-card .card-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-text-main);
            margin-bottom: 8px;
            line-height: 1.45;
            transition: var(--transition-base);
        }
        .match-card:hover .card-title {
            color: var(--color-primary);
        }
        .match-card .card-desc {
            font-size: 14px;
            color: var(--color-text-body);
            line-height: 1.75;
            flex: 1;
            margin-bottom: 14px;
        }
        .match-card .card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 12px;
            border-top: 1px solid rgba(22, 40, 31, 0.08);
            font-size: 13px;
            color: var(--color-text-muted);
        }
        .match-card .card-footer .read-more {
            color: var(--color-primary);
            font-weight: 600;
            font-size: 13px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: var(--transition-base);
        }
        .match-card .card-footer .read-more:hover {
            color: var(--color-amber);
            gap: 8px;
        }

        /* 查看更多按钮 */
        .view-more-wrap {
            display: flex;
            justify-content: center;
            margin-top: 36px;
        }
        .view-more-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            background-color: transparent;
            border: 2px solid var(--color-primary);
            color: var(--color-primary);
            font-size: 15px;
            font-weight: 600;
            transition: var(--transition-base);
            cursor: pointer;
        }
        .view-more-btn:hover {
            background-color: var(--color-primary);
            color: #FFFFFF;
            transform: translateY(-2px);
        }
        .view-more-btn:active {
            transform: translateY(0);
        }

        /* 热门条目区 */
        .hot-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .hot-card {
            background-color: #FFFFFF;
            border-radius: var(--radius-card);
            padding: 18px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-light);
            transition: var(--transition-base);
            cursor: pointer;
        }
        .hot-card:hover {
            transform: translateY(-3px);
            border-color: var(--color-accent);
            box-shadow: 0 8px 20px rgba(22, 40, 31, 0.1);
        }
        .hot-card .hot-tag {
            display: inline-block;
            padding: 3px 10px;
            border-radius: var(--radius-badge);
            background-color: rgba(163, 230, 53, 0.15);
            color: var(--color-primary);
            font-size: 12px;
            font-weight: 600;
            margin-bottom: 10px;
        }
        .hot-card .hot-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-main);
            line-height: 1.5;
            margin-bottom: 8px;
        }
        .hot-card .hot-meta {
            font-size: 12px;
            color: var(--color-text-muted);
        }

        /* 数据指标 */
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .metric-card {
            background-color: #FFFFFF;
            border-radius: var(--radius-card);
            padding: 24px 20px;
            text-align: center;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-light);
            transition: var(--transition-base);
        }
        .metric-card:hover {
            border-color: var(--color-accent);
            transform: translateY(-3px);
        }
        .metric-card .metric-value {
            font-size: 36px;
            font-weight: 800;
            color: var(--color-primary);
            line-height: 1.2;
            letter-spacing: -1px;
        }
        .metric-card .metric-value .unit {
            font-size: 18px;
            font-weight: 600;
            color: var(--color-amber);
        }
        .metric-card .metric-label {
            font-size: 14px;
            color: var(--color-text-muted);
            margin-top: 6px;
        }

        /* FAQ样式 */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
            max-width: 860px;
            margin: 0 auto;
        }
        .faq-item {
            background-color: #FFFFFF;
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            overflow: hidden;
            transition: var(--transition-base);
            box-shadow: var(--shadow-light);
        }
        .faq-item:hover {
            border-color: rgba(163, 230, 53, 0.4);
        }
        .faq-item summary {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 20px;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text-main);
            cursor: pointer;
            user-select: none;
            list-style: none;
            gap: 12px;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 8px;
            background-color: rgba(22, 40, 31, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: var(--color-primary);
            flex-shrink: 0;
            transition: var(--transition-base);
        }
        .faq-item[open] summary .faq-icon {
            background-color: var(--color-accent);
            color: var(--color-primary);
            transform: rotate(45deg);
        }
        .faq-item .faq-body {
            padding: 0 20px 20px;
            font-size: 15px;
            color: var(--color-text-body);
            line-height: 1.85;
            border-top: 1px solid rgba(22, 40, 31, 0.06);
            padding-top: 14px;
        }

        /* 相关解读链接 */
        .related-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
            max-width: 800px;
        }
        .related-link-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 18px;
            background-color: #FFFFFF;
            border-radius: var(--radius-btn);
            border: 1px solid var(--color-border);
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text-main);
            transition: var(--transition-base);
            cursor: pointer;
            gap: 12px;
        }
        .related-link-item:hover {
            border-color: var(--color-accent);
            background-color: #F8FBF0;
            transform: translateX(4px);
        }
        .related-link-item i {
            color: var(--color-text-muted);
            transition: var(--transition-base);
        }
        .related-link-item:hover i {
            color: var(--color-amber);
        }

        /* CTA板块 */
        .cta-banner {
            background-color: var(--color-primary);
            border-radius: var(--radius-card);
            padding: 48px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-banner::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background-color: rgba(163, 230, 53, 0.08);
            pointer-events: none;
        }
        .cta-banner::after {
            content: '';
            position: absolute;
            bottom: -30%;
            left: -10%;
            width: 250px;
            height: 250px;
            border-radius: 50%;
            background-color: rgba(234, 88, 12, 0.06);
            pointer-events: none;
        }
        .cta-banner h2 {
            font-size: 28px;
            font-weight: 800;
            color: #FFFFFF;
            margin-bottom: 10px;
            position: relative;
            z-index: 1;
        }
        .cta-banner p {
            font-size: 16px;
            color: rgba(229, 231, 235, 0.75);
            max-width: 600px;
            margin: 0 auto 26px;
            position: relative;
            z-index: 1;
            line-height: 1.8;
        }
        .cta-banner .cta-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
            position: relative;
            z-index: 1;
        }
        .cta-btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: var(--radius-btn);
            background-color: var(--color-accent);
            color: var(--color-primary);
            font-size: 15px;
            font-weight: 700;
            transition: var(--transition-base);
            cursor: pointer;
            border: none;
        }
        .cta-btn-primary:hover {
            background-color: var(--color-accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(163, 230, 53, 0.3);
        }
        .cta-btn-primary:active {
            transform: translateY(0);
        }
        .cta-btn-ghost {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 26px;
            border-radius: var(--radius-btn);
            background-color: transparent;
            border: 1px solid rgba(229, 231, 235, 0.4);
            color: var(--color-text-light);
            font-size: 15px;
            font-weight: 500;
            transition: var(--transition-base);
            cursor: pointer;
        }
        .cta-btn-ghost:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background-color: rgba(163, 230, 53, 0.06);
        }

        /* 页脚 */
        .site-footer {
            background-color: var(--color-primary-dark);
            color: var(--color-text-light);
            padding: 48px 0 24px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand h3 {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: #FFFFFF;
            margin-bottom: 12px;
        }
        .footer-logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background-color: var(--color-accent);
            color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 800;
            flex-shrink: 0;
        }
        .footer-brand p {
            font-size: 14px;
            color: rgba(229, 231, 235, 0.65);
            line-height: 1.8;
            max-width: 300px;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 14px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: rgba(229, 231, 235, 0.65);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition-base);
        }
        .footer-col ul li a:hover {
            color: var(--color-accent);
            transform: translateX(3px);
        }
        .footer-col ul li a i {
            font-size: 10px;
            color: rgba(163, 230, 53, 0.5);
        }
        .footer-bottom {
            border-top: 1px solid rgba(229, 231, 235, 0.12);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 13px;
            color: rgba(229, 231, 235, 0.5);
        }
        .footer-bottom a {
            color: rgba(229, 231, 235, 0.6);
            transition: var(--transition-base);
        }
        .footer-bottom a:hover {
            color: var(--color-accent);
        }
        .footer-separator {
            margin: 0 8px;
            opacity: 0.4;
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .nav-channels {
                gap: 2px;
            }
            .nav-channel {
                padding: 8px 10px;
                font-size: 13px;
            }
            .nav-search {
                width: 140px;
            }
            .nav-cta {
                padding: 7px 14px;
                font-size: 13px;
            }
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .hot-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .data-strip .strip-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 768px) {
            .nav-channels {
                display: none;
            }
            .nav-burger {
                display: flex;
            }
            .nav-search {
                display: none;
            }
            .nav-login {
                display: none;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .section-block {
                padding: 36px 0;
            }
            .card-grid {
                grid-template-columns: 1fr;
            }
            .hot-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .cta-banner {
                padding: 36px 24px;
            }
            .cta-banner h2 {
                font-size: 22px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
        }
        @media (max-width: 520px) {
            .category-hero h1 {
                font-size: 24px;
            }
            .category-hero .hero-desc {
                font-size: 15px;
            }
            .hot-grid {
                grid-template-columns: 1fr;
            }
            .metrics-grid {
                grid-template-columns: 1fr;
            }
            .data-strip .strip-grid {
                grid-template-columns: 1fr;
            }
            .cta-banner h2 {
                font-size: 20px;
            }
            .cta-banner p {
                font-size: 14px;
            }
            .cta-buttons {
                flex-direction: column;
                width: 100%;
            }
            .cta-btn-primary, .cta-btn-ghost {
                width: 100%;
                justify-content: center;
            }
            .section-title {
                font-size: 22px;
            }
            .match-card .card-title {
                font-size: 16px;
            }
        }

/* roulang page: category2 */
:root {
            --color-primary: #16281F;
            --color-primary-dark: #0F1D16;
            --color-secondary: #F7F7F4;
            --color-accent: #A3E635;
            --color-accent-hover: #84CC16;
            --color-amber: #EA580C;
            --color-amber-light: #F59E0B;
            --color-text-main: #1A1A1A;
            --color-text-body: #4B5563;
            --color-text-muted: #6B7280;
            --color-text-light: #E5E7EB;
            --color-border: rgba(22, 40, 31, 0.12);
            --color-border-dark: rgba(229, 231, 235, 0.18);
            --radius-card: 16px;
            --radius-btn: 10px;
            --radius-badge: 9999px;
            --radius-sm: 8px;
            --shadow-light: 0 1px 3px rgba(22, 40, 31, 0.08), 0 4px 12px rgba(22, 40, 31, 0.06);
            --shadow-dark: 0 8px 24px rgba(0, 0, 0, 0.35);
            --font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --transition-base: all 0.2s ease-in-out;
            --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
            --section-padding-desktop: 96px;
            --section-padding-mobile: 64px;
            --nav-height: 68px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text-body);
            background-color: var(--color-secondary);
            overflow-x: hidden;
            padding-top: var(--nav-height);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition-base);
        }
        button,
        input,
        select,
        textarea {
            font-family: var(--font-family);
            font-size: 16px;
            border: none;
            outline: none;
            background: none;
        }
        button {
            cursor: pointer;
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        @media (max-width: 640px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }
        /* 导航栏 */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            height: var(--nav-height);
            background-color: rgba(22, 40, 31, 0.94);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--color-border-dark);
            transition: var(--transition-smooth);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 16px;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            color: #FFFFFF;
            font-weight: 800;
            font-size: 20px;
            letter-spacing: 0.5px;
            transition: var(--transition-base);
        }
        .nav-logo:hover {
            color: var(--color-accent);
        }
        .nav-logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background-color: var(--color-accent);
            color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 800;
            flex-shrink: 0;
            transition: var(--transition-base);
        }
        .nav-logo:hover .nav-logo-icon {
            background-color: var(--color-accent-hover);
            transform: scale(1.05);
        }
        .nav-channels {
            display: flex;
            align-items: center;
            gap: 4px;
            flex: 1;
            justify-content: center;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .nav-channels::-webkit-scrollbar {
            display: none;
        }
        .nav-channel {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            border-radius: 8px;
            color: var(--color-text-light);
            font-size: 14px;
            font-weight: 500;
            white-space: nowrap;
            position: relative;
            transition: var(--transition-base);
            background: transparent;
        }
        .nav-channel:hover {
            color: var(--color-accent);
            background-color: rgba(163, 230, 53, 0.08);
        }
        .nav-channel.active {
            color: var(--color-accent);
            background-color: rgba(163, 230, 53, 0.14);
        }
        .nav-channel.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 3px;
            border-radius: 3px;
            background-color: var(--color-accent);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .nav-search-desktop {
            display: flex;
            align-items: center;
            background-color: rgba(229, 231, 235, 0.12);
            border: 1px solid transparent;
            border-radius: var(--radius-btn);
            padding: 6px 12px;
            gap: 8px;
            transition: var(--transition-base);
            width: 180px;
        }
        .nav-search-desktop:focus-within {
            border-color: var(--color-accent);
            background-color: rgba(229, 231, 235, 0.18);
        }
        .nav-search-desktop i {
            color: var(--color-text-muted);
            font-size: 13px;
            flex-shrink: 0;
        }
        .nav-search-desktop input {
            color: var(--color-text-light);
            font-size: 13px;
            width: 100%;
            background: transparent;
            border: none;
            outline: none;
        }
        .nav-search-desktop input::placeholder {
            color: var(--color-text-muted);
        }
        .nav-login {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 7px 16px;
            border: 1px solid rgba(229, 231, 235, 0.4);
            border-radius: var(--radius-btn);
            color: var(--color-text-light);
            font-size: 13px;
            font-weight: 500;
            transition: var(--transition-base);
            white-space: nowrap;
            background: transparent;
        }
        .nav-login:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 8px 18px;
            background-color: var(--color-accent);
            color: var(--color-primary);
            font-size: 14px;
            font-weight: 700;
            border-radius: var(--radius-btn);
            transition: var(--transition-smooth);
            white-space: nowrap;
        }
        .nav-cta:hover {
            background-color: var(--color-accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(163, 230, 53, 0.3);
        }
        .nav-cta:active {
            transform: translateY(0);
            box-shadow: none;
        }
        .nav-cta:focus-visible,
        .nav-login:focus-visible,
        .nav-search-desktop:focus-within {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }
        .nav-hamburger {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            align-items: center;
            justify-content: center;
            color: var(--color-text-light);
            font-size: 20px;
            transition: var(--transition-base);
            flex-shrink: 0;
            background: rgba(229, 231, 235, 0.12);
            border: 1px solid transparent;
        }
        .nav-hamburger:hover {
            color: var(--color-accent);
            border-color: var(--color-accent);
        }
        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: var(--nav-height);
            left: 0;
            right: 0;
            z-index: 99;
            background-color: var(--color-primary-dark);
            border-bottom: 1px solid var(--color-border-dark);
            padding: 16px 24px 24px;
            max-height: calc(100vh - var(--nav-height));
            overflow-y: auto;
            transform: translateY(-8px);
            opacity: 0;
            pointer-events: none;
            transition: var(--transition-smooth);
        }
        .mobile-nav-panel.open {
            display: block;
            transform: translateY(0);
            opacity: 1;
            pointer-events: auto;
        }
        .mobile-nav-panel .nav-channel {
            display: flex;
            padding: 12px 16px;
            font-size: 15px;
            border-bottom: 1px solid rgba(229, 231, 235, 0.06);
        }
        .mobile-nav-panel .nav-channel:last-of-type {
            border-bottom: none;
        }
        .mobile-nav-panel .nav-search-mobile {
            display: flex;
            align-items: center;
            background-color: rgba(229, 231, 235, 0.12);
            border: 1px solid transparent;
            border-radius: var(--radius-btn);
            padding: 8px 14px;
            gap: 8px;
            margin-top: 12px;
            transition: var(--transition-base);
        }
        .mobile-nav-panel .nav-search-mobile:focus-within {
            border-color: var(--color-accent);
        }
        .mobile-nav-panel .nav-search-mobile i {
            color: var(--color-text-muted);
            font-size: 14px;
            flex-shrink: 0;
        }
        .mobile-nav-panel .nav-search-mobile input {
            color: var(--color-text-light);
            font-size: 14px;
            width: 100%;
            background: transparent;
            border: none;
            outline: none;
        }
        .mobile-nav-panel .nav-search-mobile input::placeholder {
            color: var(--color-text-muted);
        }
        @media (max-width: 1024px) {
            .nav-channels {
                display: none;
            }
            .nav-search-desktop {
                display: none;
            }
            .nav-login {
                display: none;
            }
            .nav-cta {
                display: none;
            }
            .nav-hamburger {
                display: inline-flex;
            }
        }
        @media (max-width: 480px) {
            .nav-logo {
                font-size: 17px;
            }
            .nav-logo-icon {
                width: 32px;
                height: 32px;
                font-size: 16px;
            }
        }
        /* 面包屑 */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--color-text-muted);
            margin-bottom: 12px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--color-primary);
            font-weight: 500;
        }
        .breadcrumb a:hover {
            color: var(--color-amber);
        }
        .breadcrumb i {
            font-size: 12px;
            color: var(--color-text-muted);
        }
        .breadcrumb .current {
            color: var(--color-text-muted);
        }
        /* 分类页 H1 区 */
        .category-hero {
            padding: 48px 0 36px;
            background-color: #FFFFFF;
            border-bottom: 1px solid var(--color-border);
        }
        .category-hero h1 {
            font-size: 36px;
            font-weight: 800;
            color: var(--color-text-main);
            line-height: 1.3;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }
        .category-hero .category-subtitle {
            font-size: 16px;
            color: var(--color-text-body);
            max-width: 720px;
            line-height: 1.8;
        }
        @media (max-width: 768px) {
            .category-hero {
                padding: 36px 0 28px;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .category-hero .category-subtitle {
                font-size: 15px;
            }
        }
        /* 数据提示区 */
        .info-strip {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            padding: 20px 0;
        }
        .info-strip .info-chip {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 18px;
            background-color: #FFFFFF;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-btn);
            font-size: 14px;
            color: var(--color-text-body);
            font-weight: 500;
            transition: var(--transition-base);
        }
        .info-strip .info-chip:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-light);
        }
        .info-strip .info-chip i {
            color: var(--color-amber);
            font-size: 14px;
        }
        .info-strip .info-chip strong {
            color: var(--color-text-main);
            font-weight: 700;
        }
        /* 板块通用 */
        .section {
            padding: 56px 0;
        }
        .section-alt {
            background-color: #FFFFFF;
        }
        .section-title {
            font-size: 28px;
            font-weight: 800;
            color: var(--color-text-main);
            margin-bottom: 8px;
            letter-spacing: 0.3px;
        }
        .section-desc {
            font-size: 15px;
            color: var(--color-text-muted);
            margin-bottom: 32px;
            max-width: 680px;
            line-height: 1.7;
        }
        @media (max-width: 768px) {
            .section {
                padding: 40px 0;
            }
            .section-title {
                font-size: 23px;
            }
            .section-desc {
                font-size: 14px;
                margin-bottom: 24px;
            }
        }
        /* 卡片列表 */
        .cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        @media (max-width: 1024px) {
            .cards-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 600px) {
            .cards-grid {
                grid-template-columns: 1fr;
            }
        }
        .data-card {
            background-color: #FFFFFF;
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-light);
            transition: var(--transition-smooth);
            display: flex;
            flex-direction: column;
            position: relative;
        }
        .data-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 24px rgba(22, 40, 31, 0.12);
            border-color: rgba(163, 230, 53, 0.5);
        }
        .data-card:hover::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background-color: var(--color-accent);
            border-radius: var(--radius-card) var(--radius-card) 0 0;
        }
        .data-card .card-image {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background-color: var(--color-primary-dark);
        }
        .data-card .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .data-card:hover .card-image img {
            transform: scale(1.04);
        }
        .data-card .card-image .card-date-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 5px 12px;
            background-color: rgba(22, 40, 31, 0.82);
            backdrop-filter: blur(6px);
            color: var(--color-accent);
            font-size: 12px;
            font-weight: 600;
            border-radius: var(--radius-badge);
            letter-spacing: 0.3px;
        }
        .data-card .card-image .card-tag {
            position: absolute;
            top: 12px;
            right: 12px;
            padding: 5px 12px;
            background-color: var(--color-amber);
            color: #FFFFFF;
            font-size: 12px;
            font-weight: 700;
            border-radius: var(--radius-badge);
            letter-spacing: 0.3px;
        }
        .data-card .card-body {
            padding: 20px 20px 18px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .data-card .card-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-text-main);
            line-height: 1.45;
            margin-bottom: 8px;
            letter-spacing: 0.2px;
        }
        .data-card .card-summary {
            font-size: 14px;
            color: var(--color-text-body);
            line-height: 1.7;
            margin-bottom: 16px;
            flex: 1;
        }
        .data-card .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-primary);
            transition: var(--transition-base);
            align-self: flex-start;
        }
        .data-card .card-link i {
            font-size: 12px;
            transition: transform 0.2s ease;
        }
        .data-card .card-link:hover {
            color: var(--color-amber);
        }
        .data-card .card-link:hover i {
            transform: translateX(4px);
        }
        /* 查看更多按钮 */
        .view-more-wrapper {
            display: flex;
            justify-content: center;
            margin-top: 32px;
        }
        .btn-view-more {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            background-color: transparent;
            border: 1px solid var(--color-primary);
            border-radius: var(--radius-btn);
            color: var(--color-primary);
            font-size: 15px;
            font-weight: 600;
            transition: var(--transition-smooth);
        }
        .btn-view-more:hover {
            background-color: rgba(163, 230, 53, 0.12);
            border-color: var(--color-accent);
            color: var(--color-primary-dark);
            transform: translateY(-2px);
            box-shadow: var(--shadow-light);
        }
        .btn-view-more:active {
            transform: translateY(0);
            box-shadow: none;
        }
        .btn-view-more:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }
        /* 热门条目小卡 */
        .hot-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        @media (max-width: 1024px) {
            .hot-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 500px) {
            .hot-grid {
                grid-template-columns: 1fr;
            }
        }
        .hot-card {
            background-color: #FFFFFF;
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            padding: 16px;
            transition: var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }
        .hot-card:hover {
            transform: translateY(-3px);
            border-color: var(--color-accent);
            box-shadow: var(--shadow-light);
        }
        .hot-card .hot-number {
            font-size: 32px;
            font-weight: 800;
            color: rgba(22, 40, 31, 0.1);
            line-height: 1;
            margin-bottom: 8px;
        }
        .hot-card .hot-title {
            font-size: 15px;
            font-weight: 700;
            color: var(--color-text-main);
            line-height: 1.5;
            margin-bottom: 6px;
        }
        .hot-card .hot-meta {
            font-size: 12px;
            color: var(--color-text-muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .hot-card .hot-meta i {
            color: var(--color-amber-light);
            font-size: 11px;
        }
        /* 数据参考卡片 */
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        @media (max-width: 1024px) {
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 500px) {
            .metrics-grid {
                grid-template-columns: 1fr;
            }
        }
        .metric-card {
            background-color: var(--color-primary);
            border-radius: var(--radius-card);
            padding: 22px 20px;
            text-align: center;
            border: 1px solid var(--color-border-dark);
            transition: var(--transition-smooth);
        }
        .metric-card:hover {
            border-color: var(--color-accent);
            transform: translateY(-3px);
            box-shadow: var(--shadow-dark);
        }
        .metric-card .metric-icon {
            font-size: 24px;
            color: var(--color-accent);
            margin-bottom: 10px;
        }
        .metric-card .metric-value {
            font-size: 36px;
            font-weight: 800;
            color: #FFFFFF;
            line-height: 1.2;
            letter-spacing: 0.5px;
        }
        .metric-card .metric-label {
            font-size: 14px;
            color: var(--color-text-light);
            margin-top: 6px;
            font-weight: 500;
        }
        .metric-card .metric-change {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 12px;
            color: var(--color-accent);
            font-weight: 600;
            margin-top: 8px;
        }
        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background-color: #FFFFFF;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: var(--transition-base);
        }
        .faq-item:hover {
            border-color: rgba(163, 230, 53, 0.5);
        }
        .faq-item summary {
            list-style: none;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 18px 20px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-main);
            transition: var(--transition-base);
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::after {
            content: '+';
            font-size: 20px;
            font-weight: 600;
            color: var(--color-primary);
            flex-shrink: 0;
            transition: transform 0.3s ease;
            line-height: 1;
        }
        .faq-item[open] summary::after {
            content: '−';
            transform: rotate(180deg);
            color: var(--color-amber);
        }
        .faq-item summary:hover {
            color: var(--color-primary);
        }
        .faq-item .faq-answer {
            padding: 0 20px 18px 20px;
            font-size: 14px;
            color: var(--color-text-body);
            line-height: 1.8;
            background-color: var(--color-secondary);
            margin: 0 8px 8px 8px;
            border-radius: var(--radius-sm);
        }
        /* 相关文章 */
        .related-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .related-link {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 14px 18px;
            background-color: #FFFFFF;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text-main);
            transition: var(--transition-base);
        }
        .related-link i {
            color: var(--color-amber);
            font-size: 13px;
            flex-shrink: 0;
        }
        .related-link:hover {
            border-color: var(--color-accent);
            background-color: rgba(163, 230, 53, 0.06);
            transform: translateX(4px);
        }
        /* CTA 区 */
        .cta-section {
            background-color: var(--color-primary);
            padding: 64px 0;
            border-top: 1px solid var(--color-border-dark);
        }
        .cta-content {
            text-align: center;
        }
        .cta-content h2 {
            font-size: 28px;
            font-weight: 800;
            color: #FFFFFF;
            margin-bottom: 12px;
            letter-spacing: 0.3px;
        }
        .cta-content p {
            font-size: 15px;
            color: var(--color-text-light);
            max-width: 560px;
            margin: 0 auto 24px;
            line-height: 1.7;
        }
        .cta-actions {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .cta-btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            background-color: var(--color-accent);
            color: var(--color-primary);
            font-size: 16px;
            font-weight: 700;
            border-radius: var(--radius-btn);
            transition: var(--transition-smooth);
        }
        .cta-btn-primary:hover {
            background-color: var(--color-accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(163, 230, 53, 0.3);
        }
        .cta-btn-primary:active {
            transform: translateY(0);
            box-shadow: none;
        }
        .cta-btn-ghost {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            background: transparent;
            border: 1px solid rgba(229, 231, 235, 0.4);
            color: var(--color-text-light);
            font-size: 16px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            transition: var(--transition-smooth);
        }
        .cta-btn-ghost:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }
        .cta-btn-primary:focus-visible,
        .cta-btn-ghost:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }
        @media (max-width: 768px) {
            .cta-section {
                padding: 48px 0;
            }
            .cta-content h2 {
                font-size: 22px;
            }
            .cta-content p {
                font-size: 14px;
            }
        }
        /* 页脚 */
        .site-footer {
            background-color: var(--color-primary-dark);
            color: var(--color-text-light);
            padding: 56px 0 0;
            border-top: 1px solid var(--color-border-dark);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 40px;
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
        }
        @media (max-width: 480px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }
        .footer-brand h3 {
            font-size: 20px;
            font-weight: 800;
            color: #FFFFFF;
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 12px;
        }
        .footer-logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background-color: var(--color-accent);
            color: var(--color-primary);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 800;
            flex-shrink: 0;
        }
        .footer-brand p {
            font-size: 14px;
            color: var(--color-text-muted);
            line-height: 1.8;
            max-width: 320px;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul li a {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--color-text-muted);
            transition: var(--transition-base);
        }
        .footer-col ul li a i {
            font-size: 11px;
            color: var(--color-amber-light);
        }
        .footer-col ul li a:hover {
            color: var(--color-accent);
            transform: translateX(3px);
        }
        .footer-bottom {
            border-top: 1px solid var(--color-border-dark);
            padding: 20px 0;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 13px;
            color: var(--color-text-muted);
        }
        .footer-bottom a {
            color: var(--color-text-muted);
            transition: var(--transition-base);
        }
        .footer-bottom a:hover {
            color: var(--color-accent);
        }
        .footer-separator {
            margin: 0 8px;
            opacity: 0.5;
        }
        @media (max-width: 768px) {
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .footer-bottom p {
                margin: 0;
            }
        }

/* roulang page: category4 */
:root {
            --color-primary: #16281F;
            --color-primary-dark: #0F1D16;
            --color-secondary: #F7F7F4;
            --color-accent: #A3E635;
            --color-accent-hover: #84CC16;
            --color-amber: #EA580C;
            --color-amber-light: #F59E0B;
            --color-text-main: #1A1A1A;
            --color-text-body: #4B5563;
            --color-text-muted: #6B7280;
            --color-text-light: #E5E7EB;
            --color-border: rgba(22, 40, 31, 0.12);
            --color-border-dark: rgba(229, 231, 235, 0.18);
            --radius-card: 16px;
            --radius-btn: 10px;
            --radius-badge: 9999px;
            --radius-sm: 8px;
            --shadow-light: 0 1px 3px rgba(22, 40, 31, 0.08), 0 4px 12px rgba(22, 40, 31, 0.06);
            --shadow-dark: 0 8px 24px rgba(0, 0, 0, 0.35);
            --font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --transition-base: all 0.2s ease-in-out;
            --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
            --section-padding-desktop: 96px;
            --section-padding-mobile: 64px;
            --nav-height: 68px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text-body);
            background-color: var(--color-secondary);
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition-base);
        }
        button,
        input,
        select,
        textarea {
            font-family: var(--font-family);
            font-size: 16px;
            border: none;
            outline: none;
            background: none;
        }
        button {
            cursor: pointer;
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        @media (max-width: 640px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            height: var(--nav-height);
            background-color: rgba(22, 40, 31, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--color-border-dark);
            transition: var(--transition-smooth);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 16px;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            color: #FFFFFF;
            font-weight: 800;
            font-size: 20px;
            letter-spacing: 0.5px;
            transition: var(--transition-base);
        }
        .nav-logo:hover {
            color: var(--color-accent);
        }
        .nav-logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background-color: var(--color-accent);
            color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 800;
            flex-shrink: 0;
            transition: var(--transition-base);
        }
        .nav-logo:hover .nav-logo-icon {
            background-color: var(--color-accent-hover);
            transform: scale(1.05);
        }
        .nav-channels {
            display: flex;
            align-items: center;
            gap: 4px;
            flex: 1;
            justify-content: center;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .nav-channels::-webkit-scrollbar {
            display: none;
        }
        .nav-channel {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            border-radius: 8px;
            color: var(--color-text-light);
            font-size: 14px;
            font-weight: 500;
            white-space: nowrap;
            position: relative;
            transition: var(--transition-base);
            background: transparent;
        }
        .nav-channel:hover {
            color: var(--color-accent);
            background-color: rgba(163, 230, 53, 0.08);
        }
        .nav-channel.active {
            color: var(--color-accent);
            background-color: rgba(163, 230, 53, 0.14);
        }
        .nav-channel.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 3px;
            border-radius: 3px;
            background-color: var(--color-accent);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .nav-search {
            display: flex;
            align-items: center;
            background-color: rgba(229, 231, 235, 0.12);
            border: 1px solid transparent;
            border-radius: var(--radius-btn);
            padding: 6px 12px;
            gap: 8px;
            transition: var(--transition-base);
            width: 180px;
        }
        .nav-search:focus-within {
            border-color: var(--color-accent);
            background-color: rgba(229, 231, 235, 0.18);
        }
        .nav-search input {
            flex: 1;
            min-width: 0;
            color: var(--color-text-light);
            font-size: 13px;
        }
        .nav-search input::placeholder {
            color: rgba(229, 231, 235, 0.55);
        }
        .nav-search i {
            color: var(--color-text-light);
            font-size: 13px;
            opacity: 0.7;
        }
        .btn-ghost {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 8px 18px;
            border-radius: var(--radius-btn);
            border: 1px solid rgba(229, 231, 235, 0.35);
            color: var(--color-text-light);
            font-size: 14px;
            font-weight: 500;
            transition: var(--transition-base);
            white-space: nowrap;
        }
        .btn-ghost:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background-color: rgba(163, 230, 53, 0.06);
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 22px;
            border-radius: var(--radius-btn);
            background-color: var(--color-accent);
            color: var(--color-primary);
            font-size: 14px;
            font-weight: 700;
            transition: var(--transition-base);
            white-space: nowrap;
            box-shadow: 0 2px 6px rgba(163, 230, 53, 0.25);
        }
        .btn-primary:hover {
            background-color: var(--color-accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 14px rgba(132, 204, 22, 0.35);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 4px rgba(132, 204, 22, 0.2);
        }
        .btn-primary:focus-visible,
        .btn-ghost:focus-visible,
        .nav-channel:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--color-text-light);
            font-size: 24px;
            cursor: pointer;
            padding: 6px;
            border-radius: 6px;
            transition: var(--transition-base);
        }
        .nav-toggle:hover {
            color: var(--color-accent);
            background-color: rgba(163, 230, 53, 0.08);
        }
        @media (max-width: 1024px) {
            .nav-channels {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background-color: var(--color-primary-dark);
                flex-direction: column;
                align-items: stretch;
                padding: 16px 24px 24px;
                gap: 6px;
                border-bottom: 1px solid var(--color-border-dark);
                box-shadow: var(--shadow-dark);
                z-index: 99;
            }
            .nav-channels.mobile-open {
                display: flex;
            }
            .nav-channel {
                padding: 12px 16px;
                font-size: 15px;
                border-radius: 10px;
            }
            .nav-channel.active::after {
                display: none;
            }
            .nav-search {
                width: 140px;
            }
            .nav-toggle {
                display: block;
            }
            .nav-actions .btn-ghost {
                display: none;
            }
        }
        @media (max-width: 640px) {
            .nav-search {
                width: 110px;
            }
            .nav-actions .btn-primary {
                padding: 8px 14px;
                font-size: 13px;
            }
            .nav-logo {
                font-size: 18px;
            }
            .nav-logo-icon {
                width: 32px;
                height: 32px;
                font-size: 16px;
            }
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--color-text-muted);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--color-text-muted);
            transition: var(--transition-base);
        }
        .breadcrumb a:hover {
            color: var(--color-accent-hover);
        }
        .breadcrumb .icon {
            font-size: 12px;
            opacity: 0.6;
        }
        .breadcrumb .current {
            color: var(--color-primary);
            font-weight: 600;
        }
        .page-heading {
            padding: 48px 0 24px;
            background-color: var(--color-secondary);
        }
        .page-heading h1 {
            font-size: 36px;
            font-weight: 800;
            color: var(--color-text-main);
            line-height: 1.3;
            margin-bottom: 12px;
        }
        .page-heading .heading-desc {
            font-size: 16px;
            color: var(--color-text-body);
            max-width: 780px;
            line-height: 1.8;
        }
        @media (max-width: 640px) {
            .page-heading {
                padding: 36px 0 18px;
            }
            .page-heading h1 {
                font-size: 28px;
            }
            .page-heading .heading-desc {
                font-size: 15px;
            }
        }
        .info-strip {
            background-color: #FFFFFF;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 20px 24px;
            display: flex;
            align-items: center;
            gap: 32px;
            flex-wrap: wrap;
            box-shadow: var(--shadow-light);
            margin-bottom: 32px;
        }
        .info-strip .strip-item {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--color-text-body);
        }
        .info-strip .strip-item i {
            color: var(--color-amber);
            font-size: 18px;
        }
        .info-strip .strip-item strong {
            color: var(--color-text-main);
            font-weight: 700;
        }
        @media (max-width: 640px) {
            .info-strip {
                gap: 16px;
                padding: 16px 18px;
            }
            .info-strip .strip-item {
                font-size: 13px;
            }
        }
        .news-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
            margin-bottom: 32px;
        }
        @media (max-width: 768px) {
            .news-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
        }
        .news-card {
            background-color: #FFFFFF;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-light);
            border: 1px solid var(--color-border);
            transition: var(--transition-smooth);
            display: flex;
            flex-direction: column;
            position: relative;
        }
        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 20px rgba(22, 40, 31, 0.12);
            border-color: rgba(163, 230, 53, 0.5);
        }
        .news-card .card-cover {
            position: relative;
            height: 200px;
            overflow: hidden;
            background-color: #D1D5DB;
        }
        .news-card .card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition-smooth);
        }
        .news-card:hover .card-cover img {
            transform: scale(1.04);
        }
        .news-card .card-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background-color: var(--color-amber);
            color: #FFFFFF;
            font-size: 12px;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: var(--radius-badge);
            letter-spacing: 0.5px;
        }
        .news-card .card-body {
            padding: 20px 22px 22px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .news-card .card-date {
            font-size: 13px;
            color: var(--color-text-muted);
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .news-card .card-date i {
            font-size: 12px;
            color: var(--color-amber);
        }
        .news-card .card-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--color-text-main);
            line-height: 1.4;
            margin-bottom: 10px;
            transition: var(--transition-base);
        }
        .news-card:hover .card-title {
            color: var(--color-primary);
        }
        .news-card .card-summary {
            font-size: 14px;
            color: var(--color-text-body);
            line-height: 1.75;
            flex: 1;
            margin-bottom: 16px;
        }
        .news-card .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--color-primary);
            font-size: 14px;
            font-weight: 600;
            transition: var(--transition-base);
            align-self: flex-start;
        }
        .news-card .card-link i {
            font-size: 13px;
            transition: var(--transition-base);
        }
        .news-card .card-link:hover {
            color: var(--color-accent-hover);
        }
        .news-card .card-link:hover i {
            transform: translateX(3px);
        }
        .load-more-wrap {
            display: flex;
            justify-content: center;
            margin-bottom: 48px;
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 32px;
            border-radius: var(--radius-btn);
            border: 1.5px solid var(--color-primary);
            color: var(--color-primary);
            font-size: 15px;
            font-weight: 600;
            transition: var(--transition-base);
            background: transparent;
            gap: 8px;
        }
        .btn-outline:hover {
            background-color: rgba(163, 230, 53, 0.12);
            border-color: var(--color-accent-hover);
            color: var(--color-primary);
            transform: translateY(-2px);
        }
        .btn-outline:active {
            transform: translateY(0);
        }
        .section-block {
            margin-bottom: 48px;
        }
        .section-title {
            font-size: 24px;
            font-weight: 800;
            color: var(--color-text-main);
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .section-title .title-icon {
            width: 4px;
            height: 24px;
            border-radius: 4px;
            background-color: var(--color-accent);
            display: inline-block;
        }
        @media (max-width: 640px) {
            .section-title {
                font-size: 20px;
                margin-bottom: 16px;
            }
        }
        .hot-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 18px;
        }
        @media (max-width: 768px) {
            .hot-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
        }
        @media (min-width: 769px) and (max-width: 1024px) {
            .hot-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }
        .hot-card {
            background-color: #FFFFFF;
            border-radius: var(--radius-card);
            padding: 18px 20px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-light);
            transition: var(--transition-base);
            display: flex;
            gap: 14px;
            align-items: flex-start;
            cursor: default;
        }
        .hot-card:hover {
            border-color: rgba(163, 230, 53, 0.5);
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(22, 40, 31, 0.1);
        }
        .hot-card .hot-cover {
            width: 64px;
            height: 64px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
            background-color: #D1D5DB;
        }
        .hot-card .hot-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .hot-card .hot-info {
            flex: 1;
            min-width: 0;
        }
        .hot-card .hot-tag {
            font-size: 12px;
            color: var(--color-amber);
            font-weight: 700;
            margin-bottom: 4px;
            display: block;
        }
        .hot-card .hot-title {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text-main);
            line-height: 1.5;
            margin-bottom: 6px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .hot-card .hot-meta {
            font-size: 12px;
            color: var(--color-text-muted);
        }
        .data-reference {
            background-color: #FFFFFF;
            border-radius: var(--radius-card);
            padding: 28px 28px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-light);
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-bottom: 32px;
        }
        @media (max-width: 768px) {
            .data-reference {
                grid-template-columns: repeat(2, 1fr);
                padding: 20px;
                gap: 16px;
            }
        }
        @media (max-width: 520px) {
            .data-reference {
                grid-template-columns: 1fr;
            }
        }
        .data-ref-item {
            text-align: center;
            padding: 16px 12px;
            border-radius: 12px;
            background-color: var(--color-secondary);
            transition: var(--transition-base);
        }
        .data-ref-item:hover {
            background-color: rgba(163, 230, 53, 0.1);
        }
        .data-ref-item .ref-number {
            font-size: 28px;
            font-weight: 800;
            color: var(--color-primary);
            line-height: 1.3;
        }
        .data-ref-item .ref-number.accent {
            color: var(--color-amber);
        }
        .data-ref-item .ref-label {
            font-size: 13px;
            color: var(--color-text-muted);
            margin-top: 4px;
        }
        .faq-block {
            margin-bottom: 40px;
        }
        .faq-item {
            background-color: #FFFFFF;
            border: 1px solid var(--color-border);
            border-radius: 12px;
            margin-bottom: 12px;
            overflow: hidden;
            transition: var(--transition-base);
            box-shadow: 0 1px 2px rgba(22, 40, 31, 0.04);
        }
        .faq-item:hover {
            border-color: rgba(163, 230, 53, 0.4);
        }
        .faq-item summary {
            padding: 16px 20px;
            cursor: pointer;
            font-weight: 600;
            color: var(--color-text-main);
            font-size: 15px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            list-style: none;
            transition: var(--transition-base);
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary .faq-icon {
            font-size: 18px;
            color: var(--color-accent-hover);
            flex-shrink: 0;
            transition: var(--transition-base);
        }
        .faq-item[open] summary {
            border-bottom: 1px solid var(--color-border);
            background-color: rgba(163, 230, 53, 0.06);
        }
        .faq-item[open] summary .faq-icon {
            transform: rotate(45deg);
        }
        .faq-item .faq-answer {
            padding: 16px 20px;
            font-size: 14px;
            color: var(--color-text-body);
            line-height: 1.8;
            background-color: rgba(247, 247, 244, 0.5);
        }
        .resource-block {
            margin-bottom: 40px;
        }
        .resource-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 14px;
        }
        @media (max-width: 640px) {
            .resource-list {
                grid-template-columns: 1fr;
            }
        }
        .resource-link {
            display: flex;
            align-items: center;
            gap: 10px;
            background-color: #FFFFFF;
            border: 1px solid var(--color-border);
            border-radius: 10px;
            padding: 14px 18px;
            color: var(--color-text-body);
            font-size: 14px;
            font-weight: 500;
            transition: var(--transition-base);
            box-shadow: 0 1px 2px rgba(22, 40, 31, 0.04);
        }
        .resource-link:hover {
            border-color: var(--color-accent-hover);
            color: var(--color-primary);
            transform: translateX(4px);
            box-shadow: 0 4px 10px rgba(22, 40, 31, 0.08);
        }
        .resource-link i {
            color: var(--color-amber);
            font-size: 16px;
        }
        .final-cta {
            background-color: var(--color-primary);
            border-radius: var(--radius-card);
            padding: 40px 36px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            margin-bottom: 48px;
            border: 1px solid var(--color-border-dark);
            box-shadow: var(--shadow-dark);
        }
        .final-cta .cta-text {
            flex: 1;
            min-width: 200px;
        }
        .final-cta .cta-text h2 {
            font-size: 24px;
            font-weight: 800;
            color: #FFFFFF;
            line-height: 1.4;
            margin-bottom: 8px;
        }
        .final-cta .cta-text p {
            font-size: 14px;
            color: var(--color-text-light);
            opacity: 0.8;
        }
        .final-cta .cta-actions {
            display: flex;
            gap: 12px;
            flex-shrink: 0;
            flex-wrap: wrap;
        }
        .btn-accent-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            border: 1.5px solid var(--color-accent);
            color: var(--color-accent);
            font-size: 14px;
            font-weight: 600;
            transition: var(--transition-base);
            background: transparent;
            gap: 8px;
        }
        .btn-accent-outline:hover {
            background-color: rgba(163, 230, 53, 0.12);
            border-color: var(--color-accent-hover);
            color: var(--color-accent-hover);
            transform: translateY(-2px);
        }
        @media (max-width: 640px) {
            .final-cta {
                padding: 28px 20px;
                flex-direction: column;
                text-align: center;
            }
            .final-cta .cta-text h2 {
                font-size: 20px;
            }
            .final-cta .cta-actions {
                justify-content: center;
            }
        }
        .site-footer {
            background-color: var(--color-primary-dark);
            color: var(--color-text-light);
            padding-top: 48px;
            padding-bottom: 24px;
            margin-top: 0;
            border-top: 1px solid var(--color-border-dark);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid var(--color-border-dark);
        }
        .footer-brand h3 {
            font-size: 20px;
            font-weight: 800;
            color: #FFFFFF;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-logo-icon {
            width: 28px;
            height: 28px;
            border-radius: 6px;
            background-color: var(--color-accent);
            color: var(--color-primary);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 800;
        }
        .footer-brand p {
            font-size: 13px;
            color: rgba(229, 231, 235, 0.7);
            line-height: 1.8;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 14px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 13px;
            color: rgba(229, 231, 235, 0.7);
            transition: var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .footer-col ul li a:hover {
            color: var(--color-accent);
        }
        .footer-col ul li a i {
            font-size: 11px;
        }
        .footer-bottom {
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 12px;
            color: rgba(229, 231, 235, 0.55);
        }
        .footer-bottom a {
            color: rgba(229, 231, 235, 0.55);
            transition: var(--transition-base);
        }
        .footer-bottom a:hover {
            color: var(--color-accent);
        }
        .footer-separator {
            margin: 0 8px;
            opacity: 0.4;
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }
        main {
            padding-top: var(--nav-height);
        }
        .section-spacer {
            height: 8px;
        }

/* roulang page: category5 */
:root {
            --color-primary: #16281F;
            --color-primary-dark: #0F1D16;
            --color-secondary: #F7F7F4;
            --color-accent: #A3E635;
            --color-accent-hover: #84CC16;
            --color-amber: #EA580C;
            --color-amber-light: #F59E0B;
            --color-text-main: #1A1A1A;
            --color-text-body: #4B5563;
            --color-text-muted: #6B7280;
            --color-text-light: #E5E7EB;
            --color-border: rgba(22, 40, 31, 0.12);
            --color-border-dark: rgba(229, 231, 235, 0.18);
            --radius-card: 16px;
            --radius-btn: 10px;
            --radius-badge: 9999px;
            --radius-sm: 8px;
            --shadow-light: 0 1px 3px rgba(22, 40, 31, 0.08), 0 4px 12px rgba(22, 40, 31, 0.06);
            --shadow-dark: 0 8px 24px rgba(0, 0, 0, 0.35);
            --font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --transition-base: all 0.2s ease-in-out;
            --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
            --section-padding-desktop: 96px;
            --section-padding-mobile: 64px;
            --nav-height: 68px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text-body);
            background-color: var(--color-secondary);
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition-base);
        }
        button,
        input,
        select,
        textarea {
            font-family: var(--font-family);
            font-size: 16px;
            border: none;
            outline: none;
            background: none;
        }
        button {
            cursor: pointer;
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        @media (max-width: 640px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }
        /* 导航栏 */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            height: var(--nav-height);
            background-color: rgba(22, 40, 31, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--color-border-dark);
            transition: var(--transition-smooth);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 16px;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            color: #FFFFFF;
            font-weight: 800;
            font-size: 20px;
            letter-spacing: 0.5px;
            transition: var(--transition-base);
        }
        .nav-logo:hover {
            color: var(--color-accent);
        }
        .nav-logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background-color: var(--color-accent);
            color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 800;
            flex-shrink: 0;
            transition: var(--transition-base);
        }
        .nav-logo:hover .nav-logo-icon {
            background-color: var(--color-accent-hover);
            transform: scale(1.05);
        }
        .nav-channels {
            display: flex;
            align-items: center;
            gap: 4px;
            flex: 1;
            justify-content: center;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .nav-channels::-webkit-scrollbar {
            display: none;
        }
        .nav-channel {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            border-radius: 8px;
            color: var(--color-text-light);
            font-size: 14px;
            font-weight: 500;
            white-space: nowrap;
            position: relative;
            transition: var(--transition-base);
            background: transparent;
        }
        .nav-channel:hover {
            color: var(--color-accent);
            background-color: rgba(163, 230, 53, 0.08);
        }
        .nav-channel.active {
            color: var(--color-accent);
            background-color: rgba(163, 230, 53, 0.14);
        }
        .nav-channel.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 3px;
            border-radius: 3px;
            background-color: var(--color-accent);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .nav-search {
            display: flex;
            align-items: center;
            background-color: rgba(229, 231, 235, 0.12);
            border: 1px solid transparent;
            border-radius: var(--radius-btn);
            padding: 6px 12px;
            gap: 8px;
            transition: var(--transition-base);
            width: 180px;
        }
        .nav-search:focus-within {
            border-color: var(--color-accent);
            background-color: rgba(229, 231, 235, 0.18);
        }
        .nav-search input {
            background: transparent;
            border: none;
            outline: none;
            color: var(--color-text-light);
            font-size: 14px;
            width: 100%;
        }
        .nav-search input::placeholder {
            color: rgba(229, 231, 235, 0.55);
        }
        .nav-search i {
            color: rgba(229, 231, 235, 0.6);
            font-size: 13px;
        }
        .nav-login {
            padding: 8px 16px;
            border-radius: var(--radius-btn);
            border: 1px solid rgba(229, 231, 235, 0.3);
            color: var(--color-text-light);
            font-size: 14px;
            font-weight: 500;
            transition: var(--transition-base);
            background: transparent;
            white-space: nowrap;
        }
        .nav-login:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }
        .nav-cta {
            padding: 8px 18px;
            border-radius: var(--radius-btn);
            background-color: var(--color-accent);
            color: var(--color-primary);
            font-size: 14px;
            font-weight: 700;
            transition: var(--transition-base);
            white-space: nowrap;
        }
        .nav-cta:hover {
            background-color: var(--color-accent-hover);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(163, 230, 53, 0.3);
        }
        .nav-cta:active {
            transform: translateY(0);
        }
        .nav-cta:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }
        .nav-burger {
            display: none;
            background: transparent;
            border: none;
            color: var(--color-text-light);
            font-size: 24px;
            padding: 8px;
            border-radius: 8px;
            transition: var(--transition-base);
            flex-shrink: 0;
        }
        .nav-burger:hover {
            color: var(--color-accent);
            background-color: rgba(163, 230, 53, 0.1);
        }
        /* 移动端抽屉导航 */
        .mobile-menu {
            display: none;
            position: fixed;
            top: var(--nav-height);
            left: 0;
            right: 0;
            bottom: 0;
            z-index: 99;
            background-color: rgba(22, 40, 31, 0.98);
            backdrop-filter: blur(20px);
            padding: 24px;
            flex-direction: column;
            gap: 8px;
            overflow-y: auto;
        }
        .mobile-menu.open {
            display: flex;
        }
        .mobile-menu .nav-channel {
            font-size: 18px;
            padding: 14px 18px;
            border-radius: 12px;
        }
        .mobile-menu .nav-search {
            width: 100%;
            padding: 12px 16px;
            margin-bottom: 12px;
        }
        .mobile-menu .nav-login,
        .mobile-menu .nav-cta {
            width: 100%;
            text-align: center;
            padding: 14px;
        }
        /* 面包屑 */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--color-text-muted);
            padding: 12px 0;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--color-text-muted);
            transition: var(--transition-base);
        }
        .breadcrumb a:hover {
            color: var(--color-primary);
        }
        .breadcrumb .separator {
            color: var(--color-text-muted);
            font-size: 12px;
        }
        .breadcrumb .current {
            color: var(--color-primary);
            font-weight: 600;
        }
        /* 分类H1区 */
        .category-header {
            background-color: #FFFFFF;
            border-bottom: 1px solid var(--color-border);
            padding: 40px 0 32px;
        }
        .category-header h1 {
            font-size: 36px;
            font-weight: 800;
            color: var(--color-text-main);
            margin: 8px 0 16px;
            letter-spacing: -0.5px;
            line-height: 1.3;
        }
        .category-header .lead {
            font-size: 17px;
            color: var(--color-text-body);
            line-height: 1.8;
            max-width: 800px;
        }
        /* 数据提示条 */
        .stat-strip {
            background-color: var(--color-primary);
            padding: 20px 0;
            margin-top: 24px;
        }
        .stat-strip .container {
            display: flex;
            align-items: center;
            gap: 32px;
            flex-wrap: wrap;
        }
        .stat-strip-item {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--color-text-light);
            font-size: 14px;
        }
        .stat-strip-item i {
            color: var(--color-accent);
            font-size: 16px;
        }
        .stat-strip-item strong {
            color: #FFFFFF;
            font-weight: 700;
            font-size: 18px;
            margin-right: 4px;
        }
        /* 板块通用 */
        .section-block {
            padding: 48px 0;
        }
        .section-block.alt {
            background-color: #FFFFFF;
        }
        .section-heading {
            margin-bottom: 28px;
        }
        .section-heading h2 {
            font-size: 28px;
            font-weight: 800;
            color: var(--color-text-main);
            margin-bottom: 10px;
            letter-spacing: -0.3px;
            line-height: 1.35;
        }
        .section-heading p {
            font-size: 15px;
            color: var(--color-text-muted);
            max-width: 700px;
            line-height: 1.7;
        }
        /* 专家专栏卡片网格 */
        .expert-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .expert-card {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-light);
            transition: var(--transition-smooth);
            display: flex;
            flex-direction: column;
        }
        .expert-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 32px rgba(22, 40, 31, 0.12);
            border-color: rgba(163, 230, 53, 0.5);
        }
        .expert-card-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            background-color: #E5E7EB;
        }
        .expert-card-body {
            padding: 20px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .expert-card-meta {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 10px;
            flex-wrap: wrap;
        }
        .expert-card-tag {
            display: inline-block;
            background-color: rgba(163, 230, 53, 0.2);
            color: var(--color-primary);
            font-size: 12px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: var(--radius-badge);
            letter-spacing: 0.3px;
        }
        .expert-card-tag.amber {
            background-color: rgba(245, 158, 11, 0.15);
            color: var(--color-amber);
        }
        .expert-card-date {
            font-size: 12px;
            color: var(--color-text-muted);
        }
        .expert-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-text-main);
            line-height: 1.5;
            margin-bottom: 10px;
            letter-spacing: -0.2px;
        }
        .expert-card p {
            font-size: 14px;
            color: var(--color-text-body);
            line-height: 1.75;
            flex: 1;
            margin-bottom: 14px;
        }
        .expert-card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--color-primary);
            font-size: 14px;
            font-weight: 600;
            transition: var(--transition-base);
            align-self: flex-start;
        }
        .expert-card-link:hover {
            color: var(--color-accent-hover);
            gap: 10px;
        }
        .expert-card-link i {
            font-size: 12px;
        }
        /* 查看更多按钮 */
        .load-more-btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 32px;
            border-radius: var(--radius-btn);
            border: 2px solid var(--color-primary);
            color: var(--color-primary);
            font-size: 15px;
            font-weight: 700;
            transition: var(--transition-base);
            background: transparent;
            margin-top: 32px;
        }
        .load-more-btn:hover {
            background-color: var(--color-primary);
            color: #FFFFFF;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(22, 40, 31, 0.2);
        }
        .load-more-btn:active {
            transform: translateY(0);
        }
        /* 热门条目 */
        .hot-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .hot-card {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            padding: 18px;
            border: 1px solid var(--color-border);
            transition: var(--transition-base);
            cursor: default;
        }
        .hot-card:hover {
            border-color: rgba(163, 230, 53, 0.5);
            box-shadow: var(--shadow-light);
            transform: translateY(-2px);
        }
        .hot-card .hot-rank {
            font-size: 32px;
            font-weight: 800;
            color: rgba(22, 40, 31, 0.15);
            line-height: 1;
            margin-bottom: 8px;
        }
        .hot-card h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--color-text-main);
            line-height: 1.5;
            margin-bottom: 6px;
        }
        .hot-card p {
            font-size: 13px;
            color: var(--color-text-muted);
            line-height: 1.6;
        }
        /* 数据参考 */
        .data-reference-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .data-reference-card {
            background: var(--color-primary);
            border-radius: var(--radius-card);
            padding: 24px 20px;
            text-align: center;
            border: 1px solid var(--color-border-dark);
            transition: var(--transition-base);
        }
        .data-reference-card:hover {
            border-color: rgba(163, 230, 53, 0.5);
            transform: translateY(-3px);
        }
        .data-reference-card .number {
            font-size: 36px;
            font-weight: 800;
            color: var(--color-accent);
            line-height: 1.2;
            margin-bottom: 6px;
        }
        .data-reference-card .label {
            font-size: 14px;
            color: var(--color-text-light);
            letter-spacing: 0.3px;
        }
        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
            max-width: 800px;
        }
        .faq-item {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            overflow: hidden;
            transition: var(--transition-base);
        }
        .faq-item:hover {
            border-color: rgba(163, 230, 53, 0.4);
        }
        .faq-item summary {
            padding: 18px 24px;
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-weight: 600;
            font-size: 15px;
            color: var(--color-text-main);
            transition: var(--transition-base);
            user-select: none;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary:hover {
            color: var(--color-primary);
        }
        .faq-item .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background-color: var(--color-secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: var(--color-primary);
            transition: var(--transition-base);
            margin-left: 12px;
        }
        .faq-item[open] .faq-icon {
            background-color: var(--color-accent);
            transform: rotate(45deg);
        }
        .faq-item .faq-answer {
            padding: 0 24px 20px;
            font-size: 14px;
            color: var(--color-text-body);
            line-height: 1.8;
        }
        /* 相关解读 */
        .related-links {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 700px;
        }
        .related-link-item {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 16px 20px;
            background: #FFFFFF;
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            transition: var(--transition-base);
        }
        .related-link-item:hover {
            border-color: rgba(163, 230, 53, 0.5);
            box-shadow: var(--shadow-light);
            transform: translateX(4px);
        }
        .related-link-item i {
            color: var(--color-accent);
            font-size: 18px;
            flex-shrink: 0;
        }
        .related-link-item .text {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-main);
        }
        .related-link-item .arrow {
            margin-left: auto;
            color: var(--color-text-muted);
            font-size: 14px;
        }
        /* 最终CTA */
        .final-cta {
            background-color: var(--color-primary);
            padding: 64px 0;
            position: relative;
            overflow: hidden;
        }
        .final-cta::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(163, 230, 53, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .final-cta .container {
            text-align: center;
            position: relative;
            z-index: 1;
        }
        .final-cta h2 {
            font-size: 30px;
            font-weight: 800;
            color: #FFFFFF;
            margin-bottom: 14px;
            letter-spacing: -0.3px;
        }
        .final-cta p {
            font-size: 16px;
            color: var(--color-text-light);
            max-width: 600px;
            margin: 0 auto 28px;
            line-height: 1.8;
        }
        .final-cta .cta-buttons {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .cta-primary-btn {
            padding: 14px 32px;
            border-radius: var(--radius-btn);
            background-color: var(--color-accent);
            color: var(--color-primary);
            font-size: 15px;
            font-weight: 700;
            transition: var(--transition-base);
        }
        .cta-primary-btn:hover {
            background-color: var(--color-accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(163, 230, 53, 0.3);
        }
        .cta-ghost-btn {
            padding: 14px 32px;
            border-radius: var(--radius-btn);
            border: 1px solid rgba(229, 231, 235, 0.4);
            color: var(--color-text-light);
            font-size: 15px;
            font-weight: 600;
            transition: var(--transition-base);
            background: transparent;
        }
        .cta-ghost-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            transform: translateY(-2px);
        }
        /* 页脚 */
        .site-footer {
            background-color: var(--color-primary-dark);
            color: var(--color-text-light);
            padding: 56px 0 28px;
            border-top: 2px solid rgba(163, 230, 53, 0.2);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 36px;
        }
        .footer-brand h3 {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: #FFFFFF;
            margin-bottom: 14px;
        }
        .footer-logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background-color: var(--color-accent);
            color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 16px;
        }
        .footer-brand p {
            font-size: 14px;
            color: rgba(229, 231, 235, 0.7);
            line-height: 1.8;
            max-width: 340px;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: rgba(229, 231, 235, 0.7);
            transition: var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .footer-col ul li a:hover {
            color: var(--color-accent);
            transform: translateX(3px);
        }
        .footer-col ul li a i {
            font-size: 11px;
            color: var(--color-accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(229, 231, 235, 0.12);
            padding-top: 24px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            align-items: center;
            text-align: center;
        }
        .footer-bottom p {
            font-size: 13px;
            color: rgba(229, 231, 235, 0.55);
            margin: 0;
        }
        .footer-bottom a {
            color: rgba(229, 231, 235, 0.7);
            transition: var(--transition-base);
        }
        .footer-bottom a:hover {
            color: var(--color-accent);
        }
        .footer-separator {
            margin: 0 8px;
            color: rgba(229, 231, 235, 0.3);
        }
        /* 响应式 */
        @media (max-width: 1024px) {
            .nav-channels {
                display: none;
            }
            .nav-burger {
                display: flex;
            }
            .nav-search {
                width: 120px;
            }
            .expert-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .hot-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .data-reference-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 768px) {
            .category-header h1 {
                font-size: 28px;
            }
            .section-heading h2 {
                font-size: 24px;
            }
            .stat-strip .container {
                gap: 16px;
                flex-wrap: wrap;
            }
            .stat-strip-item {
                font-size: 13px;
            }
            .expert-grid {
                grid-template-columns: 1fr;
            }
            .hot-grid {
                grid-template-columns: 1fr;
            }
            .data-reference-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .final-cta h2 {
                font-size: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .section-block {
                padding: 32px 0;
            }
        }
        @media (max-width: 520px) {
            .nav-logo {
                font-size: 17px;
            }
            .nav-logo-icon {
                width: 30px;
                height: 30px;
                font-size: 15px;
            }
            .nav-actions {
                gap: 6px;
            }
            .nav-search {
                display: none;
            }
            .nav-login {
                padding: 6px 12px;
                font-size: 12px;
            }
            .nav-cta {
                padding: 6px 14px;
                font-size: 12px;
            }
            .nav-burger {
                font-size: 20px;
                padding: 6px;
            }
            .category-header {
                padding: 24px 0 20px;
            }
            .category-header h1 {
                font-size: 24px;
            }
            .category-header .lead {
                font-size: 15px;
            }
            .section-heading h2 {
                font-size: 20px;
            }
            .data-reference-grid {
                grid-template-columns: 1fr;
            }
            .expert-card-img {
                height: 160px;
            }
            .expert-card-body {
                padding: 16px;
            }
            .expert-card h3 {
                font-size: 15px;
            }
            .expert-card p {
                font-size: 13px;
            }
            .final-cta {
                padding: 40px 0;
            }
            .final-cta h2 {
                font-size: 21px;
            }
            .cta-primary-btn,
            .cta-ghost-btn {
                padding: 12px 24px;
                font-size: 14px;
                width: 100%;
                text-align: center;
            }
            .footer-bottom p {
                font-size: 12px;
            }
        }

/* roulang page: category6 */
:root {
            --color-primary: #16281F;
            --color-primary-dark: #0F1D16;
            --color-secondary: #F7F7F4;
            --color-accent: #A3E635;
            --color-accent-hover: #84CC16;
            --color-amber: #EA580C;
            --color-amber-light: #F59E0B;
            --color-text-main: #1A1A1A;
            --color-text-body: #4B5563;
            --color-text-muted: #6B7280;
            --color-text-light: #E5E7EB;
            --color-border: rgba(22, 40, 31, 0.12);
            --color-border-dark: rgba(229, 231, 235, 0.18);
            --radius-card: 16px;
            --radius-btn: 10px;
            --radius-badge: 9999px;
            --radius-sm: 8px;
            --shadow-light: 0 1px 3px rgba(22, 40, 31, 0.08), 0 4px 12px rgba(22, 40, 31, 0.06);
            --shadow-dark: 0 8px 24px rgba(0, 0, 0, 0.35);
            --shadow-card-hover: 0 8px 28px rgba(22, 40, 31, 0.14);
            --font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --transition-base: all 0.2s ease-in-out;
            --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
            --section-padding-desktop: 96px;
            --section-padding-mobile: 64px;
            --nav-height: 68px;
        }

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

        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-text-body);
            background-color: var(--color-secondary);
            overflow-x: hidden;
        }

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

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

        button,
        input,
        select,
        textarea {
            font-family: var(--font-family);
            font-size: 16px;
            border: none;
            outline: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

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

        @media (max-width: 640px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        /* ===== 导航栏 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            height: var(--nav-height);
            background-color: rgba(22, 40, 31, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--color-border-dark);
            transition: var(--transition-smooth);
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 16px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            color: #FFFFFF;
            font-weight: 800;
            font-size: 20px;
            letter-spacing: 0.5px;
            transition: var(--transition-base);
            white-space: nowrap;
        }

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

        .nav-logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background-color: var(--color-accent);
            color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 800;
            flex-shrink: 0;
            transition: var(--transition-base);
        }

        .nav-logo:hover .nav-logo-icon {
            background-color: var(--color-accent-hover);
            transform: scale(1.05);
        }

        .nav-channels {
            display: flex;
            align-items: center;
            gap: 4px;
            flex: 1;
            justify-content: center;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

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

        .nav-channel {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            border-radius: 8px;
            color: var(--color-text-light);
            font-size: 14px;
            font-weight: 500;
            white-space: nowrap;
            position: relative;
            transition: var(--transition-base);
            background: transparent;
        }

        .nav-channel:hover {
            color: var(--color-accent);
            background-color: rgba(163, 230, 53, 0.08);
        }

        .nav-channel.active {
            color: var(--color-accent);
            background-color: rgba(163, 230, 53, 0.14);
        }

        .nav-channel.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 3px;
            border-radius: 3px;
            background-color: var(--color-accent);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .nav-search {
            display: flex;
            align-items: center;
            background-color: rgba(229, 231, 235, 0.12);
            border: 1px solid transparent;
            border-radius: var(--radius-btn);
            padding: 6px 12px;
            gap: 8px;
            transition: var(--transition-base);
            width: 170px;
        }

        .nav-search:focus-within {
            border-color: var(--color-accent);
            background-color: rgba(229, 231, 235, 0.18);
            width: 200px;
        }

        .nav-search i {
            color: var(--color-text-muted);
            font-size: 13px;
            transition: var(--transition-base);
        }

        .nav-search:focus-within i {
            color: var(--color-accent);
        }

        .nav-search input {
            background: none;
            border: none;
            outline: none;
            color: var(--color-text-light);
            font-size: 13px;
            width: 100%;
            padding: 0;
        }

        .nav-search input::placeholder {
            color: var(--color-text-muted);
            font-size: 13px;
        }

        .nav-login {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            border-radius: var(--radius-btn);
            border: 1px solid rgba(229, 231, 235, 0.3);
            color: var(--color-text-light);
            font-size: 13px;
            font-weight: 500;
            white-space: nowrap;
            transition: var(--transition-base);
            background: transparent;
        }

        .nav-login:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background-color: rgba(163, 230, 53, 0.08);
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            border-radius: var(--radius-btn);
            background-color: var(--color-accent);
            color: var(--color-primary);
            font-size: 13px;
            font-weight: 700;
            white-space: nowrap;
            transition: var(--transition-base);
        }

        .nav-cta:hover {
            background-color: var(--color-accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(163, 230, 53, 0.3);
        }

        .nav-cta:active {
            transform: translateY(0);
            box-shadow: none;
        }

        .nav-hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            padding: 8px;
            cursor: pointer;
            flex-shrink: 0;
        }

        .nav-hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            border-radius: 2px;
            background-color: var(--color-text-light);
            transition: var(--transition-base);
        }

        .nav-hamburger:hover span {
            background-color: var(--color-accent);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: var(--nav-height);
            left: 0;
            right: 0;
            z-index: 99;
            background-color: var(--color-primary-dark);
            border-bottom: 1px solid var(--color-border-dark);
            padding: 16px 24px;
            flex-direction: column;
            gap: 8px;
            box-shadow: var(--shadow-dark);
            max-height: calc(100vh - var(--nav-height));
            overflow-y: auto;
        }

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

        .mobile-menu .nav-channel {
            display: block;
            padding: 12px 16px;
            border-radius: 8px;
            font-size: 15px;
            width: 100%;
            text-align: left;
        }

        .mobile-menu .nav-search {
            width: 100%;
            margin-top: 8px;
            margin-bottom: 12px;
        }

        .mobile-menu .nav-login,
        .mobile-menu .nav-cta {
            width: 100%;
            justify-content: center;
            padding: 12px 16px;
            font-size: 14px;
        }

        /* ===== 面包屑 ===== */
        .breadcrumb-section {
            padding-top: calc(var(--nav-height) + 32px);
            padding-bottom: 16px;
            background-color: var(--color-secondary);
            border-bottom: 1px solid var(--color-border);
        }

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

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

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

        .breadcrumb .separator {
            color: var(--color-text-muted);
            font-size: 12px;
        }

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

        /* ===== 分类H1区 ===== */
        .category-hero {
            padding: 48px 0 44px;
            background: linear-gradient(180deg, #F7F7F4 0%, #FFFFFF 100%);
            border-bottom: 1px solid var(--color-border);
        }

        .category-hero .container {
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }

        .category-hero-content {
            flex: 1;
            min-width: 280px;
            max-width: 720px;
        }

        .category-hero h1 {
            font-size: 36px;
            font-weight: 800;
            color: var(--color-text-main);
            line-height: 1.3;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }

        .category-hero p {
            font-size: 16px;
            color: var(--color-text-body);
            line-height: 1.8;
            max-width: 680px;
        }

        .category-hero-stats {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            align-items: center;
            margin-top: 20px;
        }

        .category-stat-item {
            display: flex;
            align-items: center;
            gap: 10px;
            background-color: #FFFFFF;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-btn);
            padding: 10px 16px;
            box-shadow: var(--shadow-light);
            transition: var(--transition-base);
        }

        .category-stat-item:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-card-hover);
        }

        .category-stat-item i {
            color: var(--color-amber);
            font-size: 16px;
        }

        .category-stat-item span {
            font-size: 13px;
            color: var(--color-text-body);
            font-weight: 500;
            white-space: nowrap;
        }

        /* ===== 描述数据提示区 ===== */
        .category-info-section {
            padding: 32px 0;
            background-color: #FFFFFF;
            border-bottom: 1px solid var(--color-border);
        }

        .category-info-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 16px;
        }

        .category-info-item {
            background-color: var(--color-secondary);
            border-radius: var(--radius-card);
            padding: 18px 20px;
            display: flex;
            align-items: flex-start;
            gap: 14px;
            border: 1px solid var(--color-border);
            transition: var(--transition-base);
        }

        .category-info-item:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-light);
        }

        .category-info-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background-color: rgba(163, 230, 53, 0.18);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-primary);
            font-size: 17px;
            flex-shrink: 0;
        }

        .category-info-item h3 {
            font-size: 15px;
            font-weight: 700;
            color: var(--color-text-main);
            margin-bottom: 4px;
        }

        .category-info-item p {
            font-size: 13px;
            color: var(--color-text-muted);
            line-height: 1.6;
        }

        /* ===== 列表卡片主体 ===== */
        .category-list-section {
            padding: 64px 0;
            background-color: var(--color-secondary);
        }

        .section-header-row {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 16px;
            margin-bottom: 28px;
            flex-wrap: wrap;
        }

        .section-header-row h2 {
            font-size: 26px;
            font-weight: 800;
            color: var(--color-text-main);
            letter-spacing: -0.3px;
            line-height: 1.3;
        }

        .section-header-row .section-subtitle {
            font-size: 14px;
            color: var(--color-text-muted);
            max-width: 400px;
            text-align: right;
        }

        .article-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
            gap: 20px;
        }

        .article-card {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-light);
            transition: var(--transition-smooth);
            display: flex;
            flex-direction: column;
            position: relative;
        }

        .article-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: rgba(163, 230, 53, 0.5);
        }

        .article-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: transparent;
            transition: var(--transition-base);
            border-radius: var(--radius-card) var(--radius-card) 0 0;
        }

        .article-card:hover::before {
            background: var(--color-accent);
        }

        .article-card-image {
            width: 100%;
            height: 180px;
            object-fit: cover;
            background-color: #E5E7EB;
            position: relative;
        }

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

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

        .article-card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 10px;
            flex-wrap: wrap;
        }

        .article-tag {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            border-radius: var(--radius-badge);
            font-size: 12px;
            font-weight: 600;
            background-color: rgba(163, 230, 53, 0.2);
            color: var(--color-primary);
            transition: var(--transition-base);
        }

        .article-tag.amber {
            background-color: rgba(234, 88, 12, 0.12);
            color: var(--color-amber);
        }

        .article-date {
            font-size: 12px;
            color: var(--color-text-muted);
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .article-date i {
            font-size: 11px;
        }

        .article-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-text-main);
            line-height: 1.5;
            margin-bottom: 8px;
            transition: var(--transition-base);
        }

        .article-card:hover h3 {
            color: var(--color-primary);
        }

        .article-card p {
            font-size: 14px;
            color: var(--color-text-body);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 16px;
        }

        .article-card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-amber);
            transition: var(--transition-base);
            align-self: flex-start;
        }

        .article-card-link i {
            font-size: 11px;
            transition: var(--transition-base);
        }

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

        .article-card-link:hover i {
            transform: translateX(4px);
        }

        /* ===== 查看更多区 ===== */
        .load-more-section {
            padding: 16px 0 64px;
            background-color: var(--color-secondary);
            text-align: center;
        }

        .load-more-btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 32px;
            border-radius: var(--radius-btn);
            background-color: transparent;
            border: 1.5px solid var(--color-primary);
            color: var(--color-primary);
            font-size: 14px;
            font-weight: 700;
            transition: var(--transition-base);
        }

        .load-more-btn:hover {
            background-color: var(--color-primary);
            color: #FFFFFF;
            border-color: var(--color-primary);
            transform: translateY(-2px);
            box-shadow: var(--shadow-light);
        }

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

        .load-more-btn i {
            font-size: 13px;
        }

        /* ===== 热门条目区 ===== */
        .popular-section {
            padding: 64px 0;
            background-color: #FFFFFF;
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }

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

        .popular-card {
            background-color: var(--color-secondary);
            border-radius: var(--radius-card);
            padding: 18px 20px;
            border: 1px solid var(--color-border);
            transition: var(--transition-base);
            text-align: left;
        }

        .popular-card:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-light);
            transform: translateY(-3px);
        }

        .popular-card-number {
            font-size: 28px;
            font-weight: 800;
            color: rgba(22, 40, 31, 0.12);
            line-height: 1;
            margin-bottom: 8px;
        }

        .popular-card h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--color-text-main);
            margin-bottom: 6px;
            line-height: 1.4;
        }

        .popular-card p {
            font-size: 13px;
            color: var(--color-text-muted);
            line-height: 1.6;
        }

        /* ===== 数据参考板块 ===== */
        .data-reference-section {
            padding: 64px 0;
            background-color: var(--color-secondary);
        }

        .data-reference-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 16px;
        }

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

        .data-reference-card:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-card-hover);
        }

        .data-reference-number {
            font-size: 36px;
            font-weight: 800;
            color: var(--color-primary);
            line-height: 1;
            margin-bottom: 8px;
            letter-spacing: -1px;
        }

        .data-reference-number .accent {
            color: var(--color-amber);
        }

        .data-reference-card h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text-body);
            margin-bottom: 4px;
        }

        .data-reference-card p {
            font-size: 12px;
            color: var(--color-text-muted);
        }

        /* ===== FAQ板块 ===== */
        .faq-section {
            padding: 64px 0;
            background-color: #FFFFFF;
            border-top: 1px solid var(--color-border);
        }

        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

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

        .faq-item:hover {
            border-color: rgba(163, 230, 53, 0.5);
        }

        .faq-item summary {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            cursor: pointer;
            font-weight: 700;
            font-size: 15px;
            color: var(--color-text-main);
            list-style: none;
            transition: var(--transition-base);
            gap: 12px;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary:hover {
            background-color: rgba(163, 230, 53, 0.06);
        }

        .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background-color: rgba(22, 40, 31, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: var(--color-primary);
            flex-shrink: 0;
            transition: var(--transition-base);
        }

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

        .faq-answer {
            padding: 0 22px 20px;
            font-size: 14px;
            color: var(--color-text-body);
            line-height: 1.8;
            border-top: 1px solid var(--color-border);
            padding-top: 16px;
            margin: 0 22px;
        }

        /* ===== 相关解读板块 ===== */
        .related-section {
            padding: 64px 0;
            background-color: var(--color-secondary);
        }

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

        .related-link-card {
            background-color: #FFFFFF;
            border-radius: var(--radius-card);
            padding: 20px 22px;
            border: 1px solid var(--color-border);
            transition: var(--transition-base);
            display: flex;
            align-items: flex-start;
            gap: 12px;
        }

        .related-link-card:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-light);
            transform: translateY(-3px);
        }

        .related-link-icon {
            width: 36px;
            height: 36px;
            border-radius: var(--radius-sm);
            background-color: rgba(163, 230, 53, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-primary);
            font-size: 15px;
            flex-shrink: 0;
        }

        .related-link-card h4 {
            font-size: 14px;
            font-weight: 700;
            color: var(--color-text-main);
            margin-bottom: 4px;
            line-height: 1.4;
        }

        .related-link-card p {
            font-size: 12px;
            color: var(--color-text-muted);
            line-height: 1.6;
        }

        /* ===== 最终CTA板块 ===== */
        .final-cta-section {
            padding: 72px 0;
            background-color: var(--color-primary);
            background-image: linear-gradient(135deg, rgba(22, 40, 31, 0.96) 0%, rgba(15, 29, 22, 0.98) 100%);
            position: relative;
            overflow: hidden;
        }

        .final-cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -10%;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: rgba(163, 230, 53, 0.08);
            pointer-events: none;
        }

        .final-cta-section::after {
            content: '';
            position: absolute;
            bottom: -40%;
            left: -5%;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(245, 158, 11, 0.06);
            pointer-events: none;
        }

        .final-cta-section .container {
            position: relative;
            z-index: 1;
            text-align: center;
        }

        .final-cta-section h2 {
            font-size: 28px;
            font-weight: 800;
            color: #FFFFFF;
            margin-bottom: 12px;
            letter-spacing: -0.3px;
        }

        .final-cta-section p {
            font-size: 15px;
            color: var(--color-text-light);
            max-width: 520px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }

        .final-cta-buttons {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: var(--radius-btn);
            background-color: var(--color-accent);
            color: var(--color-primary);
            font-size: 14px;
            font-weight: 700;
            transition: var(--transition-base);
        }

        .btn-primary:hover {
            background-color: var(--color-accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(163, 230, 53, 0.3);
        }

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

        .btn-ghost-dark {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: var(--radius-btn);
            background-color: transparent;
            border: 1.5px solid rgba(229, 231, 235, 0.4);
            color: var(--color-text-light);
            font-size: 14px;
            font-weight: 600;
            transition: var(--transition-base);
        }

        .btn-ghost-dark:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background-color: rgba(163, 230, 53, 0.08);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background-color: var(--color-primary-dark);
            color: var(--color-text-light);
            padding: 64px 0 0;
            border-top: 1px solid var(--color-border-dark);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 48px;
        }

        .footer-brand h3 {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: #FFFFFF;
            margin-bottom: 16px;
        }

        .footer-logo-icon {
            width: 34px;
            height: 34px;
            border-radius: 8px;
            background-color: var(--color-accent);
            color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 800;
            flex-shrink: 0;
        }

        .footer-brand p {
            font-size: 14px;
            color: var(--color-text-muted);
            line-height: 1.8;
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-col a {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--color-text-muted);
            transition: var(--transition-base);
        }

        .footer-col a i {
            font-size: 10px;
            color: var(--color-accent);
        }

        .footer-col a:hover {
            color: var(--color-accent);
            transform: translateX(3px);
        }

        .footer-bottom {
            border-top: 1px solid var(--color-border-dark);
            padding: 20px 0;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
            justify-content: space-between;
            font-size: 12px;
            color: var(--color-text-muted);
        }

        .footer-bottom p {
            margin: 0;
        }

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

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

        .footer-separator {
            margin: 0 8px;
            color: rgba(229, 231, 235, 0.3);
        }

        /* ===== 响应式设计 ===== */
        @media (max-width: 1024px) {
            .nav-channel {
                padding: 8px 10px;
                font-size: 13px;
            }

            .nav-search {
                width: 140px;
            }

            .nav-search:focus-within {
                width: 160px;
            }

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

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

            .footer-grid {
                grid-template-columns: 1.5fr 1fr 1fr;
                gap: 28px;
            }
        }

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

            .nav-hamburger {
                display: flex;
            }

            .nav-search {
                width: 120px;
            }

            .nav-cta {
                padding: 8px 12px;
                font-size: 12px;
            }

            .nav-login {
                display: none;
            }

            .category-hero {
                padding: 32px 0;
            }

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

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

            .category-hero-stats {
                width: 100%;
                justify-content: flex-start;
            }

            .section-header-row {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

            .section-header-row .section-subtitle {
                text-align: left;
            }

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

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

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }

            .final-cta-section h2 {
                font-size: 22px;
            }
        }

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

            .category-stat-item {
                padding: 8px 12px;
                font-size: 12px;
            }

            .category-info-grid {
                grid-template-columns: 1fr;
            }

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

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

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

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

            .footer-bottom p {
                font-size: 11px;
            }

            .btn-primary,
            .btn-ghost-dark {
                padding: 12px 20px;
                font-size: 13px;
                width: 100%;
                justify-content: center;
            }

            .final-cta-buttons {
                flex-direction: column;
                width: 100%;
            }

            .section-header-row h2 {
                font-size: 22px;
            }
        }