:root {
            --primary: #1A237E;
            --primary-light: #283593;
            --accent: #4F6BED;
            --accent-light: #7986CB;
            --gold: #FFD54F;
            --gold-dark: #FFC107;
            --text-dark: #212121;
            --text-light: #757575;
            --bg-light: #F5F5F5;
            --bg-white: #FFFFFF;
            --shadow: 0 2px 12px rgba(26, 35, 126, 0.1);
            --shadow-lg: 0 8px 24px rgba(26, 35, 126, 0.15);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            color: var(--text-dark);
            line-height: 1.6;
            background: var(--bg-white);
            -webkit-font-smoothing: antialiased;
        }

        /* 导航栏 */
        .navbar {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            background: rgba(26, 35, 126, 0.95);
            backdrop-filter: blur(10px);
            z-index: 1000;
            padding: 0 16px;
            height: 56px;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            color: white;
            font-weight: 700;
            font-size: 18px;
        }

        .nav-logo span {
            color: var(--gold);
        }

        .nav-links {
            display: none;
            gap: 24px;
        }

        .nav-links a {
            color: rgba(255,255,255,0.85);
            text-decoration: none;
            font-size: 14px;
            transition: color 0.3s;
        }

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

        .nav-toggle {
            display: flex;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 8px;
        }

        .nav-toggle span {
            width: 24px;
            height: 2px;
            background: white;
            transition: all 0.3s;
        }

        /* 移动端菜单 */
        .mobile-menu {
            display: none;
            position: fixed;
            top: 56px;
            left: 0;
            right: 0;
            background: var(--primary);
            padding: 16px;
            z-index: 999;
        }

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

        .mobile-menu a {
            display: block;
            color: white;
            text-decoration: none;
            padding: 12px 0;
            border-bottom: 1px solid rgba(255,255,255,0.1);
            font-size: 15px;
        }

        /* 容器 */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 16px;
        }

        /* Hero区 */
        .hero {
            min-height: 100vh;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 50%, var(--accent) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            color: white;
            padding: 80px 16px 40px;
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -30%;
            width: 80%;
            height: 150%;
            background: radial-gradient(circle, rgba(79, 107, 237, 0.3) 0%, transparent 60%);
            animation: pulse 8s ease-in-out infinite;
        }

        .hero::after {
            content: '';
            position: absolute;
            bottom: -30%;
            left: -20%;
            width: 60%;
            height: 100%;
            background: radial-gradient(circle, rgba(255, 213, 79, 0.1) 0%, transparent 50%);
            animation: pulse 6s ease-in-out infinite reverse;
        }

        @keyframes pulse {
            0%, 100% { transform: scale(1); opacity: 0.5; }
            50% { transform: scale(1.1); opacity: 0.8; }
        }

        .hero-content {
            position: relative;
            z-index: 1;
            animation: fadeInUp 1s ease-out;
        }

        @keyframes fadeInUp {
            from { opacity: 0; transform: translateY(30px); }
            to { opacity: 1; transform: translateY(0); }
        }

        .hero h1 {
            font-size: 32px;
            font-weight: 800;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }

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

        .hero-subtitle {
            font-size: 18px;
            opacity: 0.95;
            margin-bottom: 12px;
            font-weight: 500;
        }

        .hero-desc {
            font-size: 14px;
            opacity: 0.8;
            margin-bottom: 32px;
            max-width: 320px;
            margin-left: auto;
            margin-right: auto;
        }

        .hero-badges {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 8px;
            margin-bottom: 32px;
        }

        .badge {
            background: rgba(255,255,255,0.15);
            border: 1px solid rgba(255,255,255,0.3);
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 12px;
            backdrop-filter: blur(4px);
        }

        .cta-buttons {
            display: flex;
            flex-direction: column;
            gap: 12px;
            align-items: center;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 14px 28px;
            border-radius: 30px;
            font-size: 15px;
            font-weight: 600;
            text-decoration: none;
            transition: all 0.3s;
            min-width: 200px;
        }

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

        .btn-primary:hover {
            background: var(--gold-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(255, 213, 79, 0.4);
        }

        .btn-secondary {
            background: rgba(255,255,255,0.1);
            color: white;
            border: 1px solid rgba(255,255,255,0.3);
        }

        .btn-secondary:hover {
            background: rgba(255,255,255,0.2);
        }

        /* 通用区块样式 */
        .section {
            padding: 60px 0;
        }

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

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

        .section-title {
            font-size: 26px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 12px;
        }

        .section-subtitle {
            font-size: 14px;
            color: var(--text-light);
            max-width: 500px;
            margin: 0 auto;
        }

        /* OPC介绍 */
        .opc-intro {
            display: grid;
            gap: 16px;
        }

        .opc-card {
            background: white;
            border-radius: 16px;
            padding: 24px;
            box-shadow: var(--shadow);
            transition: all 0.3s;
            border-left: 4px solid var(--accent);
        }

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

        .opc-card h3 {
            color: var(--primary);
            font-size: 18px;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .opc-card p {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.7;
        }

        .opc-highlight {
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: white;
            border: none;
            border-left: none;
        }

        .opc-highlight h3 {
            color: white;
        }

        .opc-highlight p {
            color: rgba(255,255,255,0.9);
        }

        .opc-formula {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 12px;
            flex-wrap: wrap;
            margin-top: 24px;
            padding: 20px;
            background: white;
            border-radius: 12px;
            box-shadow: var(--shadow);
        }

        .formula-item {
            padding: 10px 16px;
            background: var(--bg-light);
            border-radius: 8px;
            font-size: 14px;
            font-weight: 500;
        }

        .formula-plus, .formula-eq {
            font-size: 20px;
            color: var(--accent);
            font-weight: 700;
        }

        .formula-result {
            background: var(--primary);
            color: white;
            font-weight: 700;
        }

        /* 服务卡片 */
        .services-grid {
            display: grid;
            gap: 20px;
        }

        .service-card {
            background: white;
            border-radius: 16px;
            padding: 28px 24px;
            box-shadow: var(--shadow);
            transition: all 0.3s;
            text-align: center;
        }

        .service-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }

        .service-icon {
            width: 64px;
            height: 64px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            font-size: 28px;
        }

        .service-card h3 {
            font-size: 20px;
            color: var(--primary);
            margin-bottom: 12px;
        }

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

        .service-features {
            text-align: left;
            font-size: 13px;
        }

        .service-features li {
            padding: 6px 0;
            color: var(--text-light);
            list-style: none;
            display: flex;
            align-items: flex-start;
            gap: 8px;
        }

        .service-features li::before {
            content: '✓';
            color: var(--accent);
            font-weight: 700;
        }

        /* 政策亮点 */
        .policy-grid {
            display: grid;
            gap: 16px;
        }

        .policy-card {
            background: white;
            border-radius: 12px;
            padding: 20px;
            box-shadow: var(--shadow);
            transition: all 0.3s;
            border-left: 4px solid var(--gold);
        }

        .policy-card:hover {
            transform: translateX(4px);
            box-shadow: var(--shadow-lg);
        }

        .policy-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 10px;
        }

        .policy-region {
            font-size: 16px;
            font-weight: 700;
            color: var(--primary);
        }

        .policy-tag {
            background: var(--gold);
            color: var(--primary);
            padding: 4px 10px;
            border-radius: 12px;
            font-size: 11px;
            font-weight: 600;
        }

        .policy-content {
            font-size: 13px;
            color: var(--text-light);
            line-height: 1.7;
        }

        .policy-highlight {
            color: var(--accent);
            font-weight: 600;
        }

        /* 入驻流程 */
        .process-steps {
            display: grid;
            gap: 20px;
            position: relative;
        }

        .process-step {
            display: flex;
            gap: 16px;
            align-items: flex-start;
        }

        .step-number {
            width: 48px;
            height: 48px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .step-content h4 {
            font-size: 16px;
            color: var(--primary);
            margin-bottom: 6px;
        }

        .step-content p {
            font-size: 13px;
            color: var(--text-light);
        }

        .step-time {
            display: inline-block;
            background: var(--bg-light);
            padding: 4px 10px;
            border-radius: 10px;
            font-size: 11px;
            color: var(--accent);
            margin-top: 8px;
        }

        /* 合作园区 */
        .parks-grid {
            display: grid;
            gap: 16px;
        }

        .park-card {
            background: white;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: all 0.3s;
        }

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

        .park-header {
            background: linear-gradient(135deg, var(--primary), var(--accent));
            padding: 20px;
            color: white;
        }

        .park-name {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 4px;
        }

        .park-type {
            font-size: 12px;
            opacity: 0.8;
        }

        .park-body {
            padding: 16px 20px;
        }

        .park-features {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .park-feature {
            background: var(--bg-light);
            padding: 6px 12px;
            border-radius: 16px;
            font-size: 12px;
            color: var(--text-light);
        }

        /* 关于我们 */
        .about-content {
            background: white;
            border-radius: 20px;
            padding: 32px 24px;
            box-shadow: var(--shadow);
            text-align: center;
        }

        .about-logo {
            font-size: 32px;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 8px;
        }

        .about-logo span {
            color: var(--gold);
        }

        .about-company {
            font-size: 14px;
            color: var(--text-light);
            margin-bottom: 24px;
        }

        .about-desc {
            font-size: 14px;
            color: var(--text-dark);
            line-height: 1.8;
            margin-bottom: 24px;
            text-align: left;
        }

        .about-badges {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 12px;
        }

        .about-badge {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 10px 16px;
            background: var(--bg-light);
            border-radius: 20px;
            font-size: 13px;
            color: var(--text-dark);
        }

        .about-badge-icon {
            font-size: 18px;
        }

        /* 底部CTA */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
            padding: 60px 0;
            text-align: center;
            color: white;
        }

        .cta-section h2 {
            font-size: 24px;
            margin-bottom: 12px;
        }

        .cta-section p {
            font-size: 14px;
            opacity: 0.9;
            margin-bottom: 32px;
        }

        .cta-cards {
            display: grid;
            gap: 20px;
            max-width: 400px;
            margin: 0 auto;
        }

        .cta-card {
            background: rgba(255,255,255,0.1);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255,255,255,0.2);
            border-radius: 16px;
            padding: 24px;
        }

        .qr-placeholder {
            width: 160px;
            height: 160px;
            background: rgba(255,255,255,0.15);
            border: 2px dashed rgba(255,255,255,0.4);
            border-radius: 12px;
            margin: 0 auto 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            color: rgba(255,255,255,0.7);
            text-align: center;
            padding: 20px;
        }

        .cta-card h4 {
            font-size: 16px;
            margin-bottom: 8px;
        }

        .cta-card p {
            font-size: 13px;
            opacity: 0.8;
            margin-bottom: 0;
        }

        /* Footer */
        .footer {
            background: var(--primary);
            color: rgba(255,255,255,0.7);
            padding: 32px 16px;
            text-align: center;
        }

        .footer-logo {
            font-size: 18px;
            font-weight: 700;
            color: white;
            margin-bottom: 12px;
        }

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

        .footer-links {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin-bottom: 16px;
            flex-wrap: wrap;
        }

        .footer-links a {
            color: rgba(255,255,255,0.7);
            text-decoration: none;
            font-size: 13px;
        }

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

        .footer-copy {
            font-size: 12px;
            opacity: 0.6;
        }

        /* 动画 */
        .fade-in {
            opacity: 0;
            transform: translateY(20px);
            transition: all 0.6s ease-out;
        }

        .fade-in.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* PC端适配 */
        @media (min-width: 768px) {
            .nav-links {
                display: flex;
            }

            .nav-toggle {
                display: none;
            }

            .hero {
                padding: 100px 16px 60px;
            }

            .hero h1 {
                font-size: 48px;
            }

            .hero-subtitle {
                font-size: 22px;
            }

            .hero-desc {
                font-size: 16px;
                max-width: 500px;
            }

            .cta-buttons {
                flex-direction: row;
            }

            .section {
                padding: 80px 0;
            }

            .section-title {
                font-size: 32px;
            }

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

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

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

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

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

            .cta-cards {
                grid-template-columns: repeat(2, 1fr);
                max-width: 600px;
            }
        }

        /* 返回顶部 */
        .back-to-top {
            position: fixed;
            bottom: 20px;
            right: 20px;
            width: 48px;
            height: 48px;
            background: var(--primary);
            color: white;
            border: none;
            border-radius: 50%;
            cursor: pointer;
            display: none;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            box-shadow: var(--shadow-lg);
            transition: all 0.3s;
            z-index: 100;
        }

        .back-to-top.visible {
            display: flex;
        }

        .back-to-top:hover {
            background: var(--accent);
            transform: translateY(-4px);
        }

    
    /* 你只管投入，我们负责产出 */
    .promise-section {
        background: linear-gradient(135deg, #0D1B3E 0%, #1A237E 50%, #283593 100%);
        padding: 60px 0;
        color: white;
        position: relative;
        overflow: hidden;
    }

    .promise-section::before {
        content: '';
        position: absolute;
        top: -50%;
        right: -20%;
        width: 60%;
        height: 150%;
        background: radial-gradient(circle, rgba(79, 107, 237, 0.2) 0%, transparent 60%);
    }

    .promise-header {
        text-align: center;
        margin-bottom: 40px;
        position: relative;
        z-index: 1;
    }

    .promise-title {
        font-size: 28px;
        font-weight: 800;
        margin-bottom: 8px;
        letter-spacing: 2px;
    }

    .promise-title span {
        color: var(--gold);
    }

    .promise-subtitle {
        font-size: 14px;
        opacity: 0.8;
    }

    .promise-grid {
        display: grid;
        gap: 20px;
        position: relative;
        z-index: 1;
    }

    .promise-card {
        background: rgba(255,255,255,0.08);
        backdrop-filter: blur(10px);
        border: 1px solid rgba(255,255,255,0.15);
        border-radius: 16px;
        padding: 28px 24px;
        transition: all 0.3s;
    }

    .promise-card:hover {
        background: rgba(255,255,255,0.14);
        transform: translateY(-4px);
        box-shadow: 0 8px 32px rgba(0,0,0,0.3);
    }

    .promise-icon {
        font-size: 36px;
        margin-bottom: 16px;
    }

    .promise-card h3 {
        font-size: 20px;
        font-weight: 700;
        margin-bottom: 4px;
        color: var(--gold);
    }

    .promise-card .promise-tagline {
        font-size: 13px;
        opacity: 0.7;
        margin-bottom: 14px;
    }

    .promise-card p {
        font-size: 14px;
        line-height: 1.8;
        opacity: 0.9;
    }

    .promise-bottom {
        text-align: center;
        margin-top: 32px;
        position: relative;
        z-index: 1;
    }

    .promise-bottom-text {
        font-size: 16px;
        opacity: 0.9;
        margin-bottom: 8px;
    }

    .promise-bottom-highlight {
        font-size: 22px;
        font-weight: 800;
        color: var(--gold);
        letter-spacing: 3px;
    }

    @media (min-width: 768px) {
        .promise-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .promise-title {
            font-size: 34px;
        }
    }


    /* OPC联盟 */
    .alliance-section {
        padding: 60px 0;
        background: var(--bg-white);
    }

    .alliance-header {
        text-align: center;
        margin-bottom: 40px;
    }

    .alliance-title {
        font-size: 26px;
        font-weight: 700;
        color: var(--primary);
        margin-bottom: 8px;
    }

    .alliance-title span {
        color: var(--gold-dark);
    }

    .alliance-subtitle {
        font-size: 14px;
        color: var(--text-light);
        max-width: 480px;
        margin: 0 auto;
    }

    .alliance-grid {
        display: grid;
        gap: 20px;
    }

    .alliance-card {
        background: white;
        border-radius: 16px;
        padding: 28px 24px;
        box-shadow: var(--shadow);
        transition: all 0.3s;
        border-top: 4px solid var(--gold);
    }

    .alliance-card:hover {
        transform: translateY(-6px);
        box-shadow: var(--shadow-lg);
    }

    .alliance-icon {
        font-size: 36px;
        margin-bottom: 14px;
    }

    .alliance-card h3 {
        font-size: 18px;
        color: var(--primary);
        margin-bottom: 8px;
    }

    .alliance-card p {
        font-size: 14px;
        color: var(--text-light);
        line-height: 1.7;
    }

    .alliance-benefits {
        margin-top: 12px;
        padding-top: 12px;
        border-top: 1px dashed #e0e0e0;
    }

    .alliance-benefits li {
        font-size: 13px;
        color: var(--text-light);
        list-style: none;
        padding: 4px 0;
        display: flex;
        align-items: flex-start;
        gap: 6px;
    }

    .alliance-benefits li::before {
        content: '✓';
        color: var(--accent);
        font-weight: 700;
        flex-shrink: 0;
    }

    .alliance-cta {
        text-align: center;
        margin-top: 36px;
        padding: 28px 24px;
        background: linear-gradient(135deg, var(--primary), var(--accent));
        border-radius: 16px;
        color: white;
    }

    .alliance-cta h3 {
        font-size: 20px;
        margin-bottom: 8px;
    }

    .alliance-cta p {
        font-size: 14px;
        opacity: 0.9;
        margin-bottom: 16px;
    }

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

    @media (min-width: 768px) {
        .alliance-grid {
            grid-template-columns: repeat(3, 1fr);
        }
        .alliance-title {
            font-size: 32px;
        }
    }

    /* 微信适配 */
        @supports (-webkit-touch-callout: none) {
            .hero::before, .hero::after {
                display: none;
            }
        }

/* ========== 文章列表页 ========== */
.page-hero {
    min-height: 300px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 50%, var(--accent) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    padding: 80px 16px 40px;
    position: relative;
    overflow: hidden;
}

.page-hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -30%;
    width: 80%;
    height: 150%;
    background: radial-gradient(circle, rgba(79, 107, 237, 0.3) 0%, transparent 60%);
    animation: pulse 8s ease-in-out infinite;
}

.page-hero-content {
    position: relative;
    z-index: 1;
    animation: fadeInUp 0.8s ease-out;
}

.page-hero h1 {
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 12px;
    letter-spacing: -0.5px;
}

.page-hero p {
    font-size: 16px;
    opacity: 0.9;
    max-width: 500px;
    margin: 0 auto;
}

/* 分类筛选 */
.category-filter {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
    margin-bottom: 40px;
}

.category-btn {
    padding: 10px 24px;
    border-radius: 30px;
    font-size: 14px;
    font-weight: 500;
    background: white;
    color: var(--text-dark);
    border: 1px solid #e0e0e0;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
}

.category-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.category-btn.active {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: white;
    border-color: transparent;
}

/* 文章卡片网格 */
.articles-grid {
    display: grid;
    gap: 24px;
    grid-template-columns: 1fr;
}

.article-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all 0.3s;
    display: flex;
    flex-direction: column;
}

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

.article-card-image {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, var(--primary-light), var(--accent));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
    color: white;
}

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

.article-card-category {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(79, 107, 237, 0.1);
    color: var(--accent);
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
    margin-bottom: 12px;
}

.article-card h3 {
    font-size: 18px;
    color: var(--text-dark);
    margin-bottom: 10px;
    line-height: 1.5;
}

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

.article-card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    color: var(--text-light);
}

.article-card-date {
    display: flex;
    align-items: center;
    gap: 6px;
}

.article-card-readmore {
    color: var(--accent);
    font-weight: 500;
    text-decoration: none;
}

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

/* 分页 */
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 40px;
    flex-wrap: wrap;
}

.pagination a,
.pagination span {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    border-radius: 8px;
    font-size: 14px;
    text-decoration: none;
    transition: all 0.3s;
}

.pagination a {
    background: white;
    color: var(--text-dark);
    border: 1px solid #e0e0e0;
}

.pagination a:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.pagination .current {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: white;
    border-color: transparent;
}

.pagination .disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ========== 文章详情页 ========== */
.article-detail {
    max-width: 800px;
    margin: 0 auto;
}

.article-detail-header {
    text-align: center;
    margin-bottom: 40px;
}

.article-detail-category {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(255, 213, 79, 0.2);
    color: var(--gold-dark);
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 20px;
}

.article-detail-title {
    font-size: 32px;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 16px;
    line-height: 1.4;
}

.article-detail-meta {
    display: flex;
    justify-content: center;
    gap: 24px;
    font-size: 14px;
    color: var(--text-light);
    flex-wrap: wrap;
}

.article-detail-meta span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.article-detail-content {
    font-size: 16px;
    line-height: 2;
    color: #333;
    background: white;
    padding: 40px;
    border-radius: 16px;
    box-shadow: var(--shadow);
}

.article-detail-content h2 {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
    margin: 32px 0 16px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--gold);
    display: inline-block;
}

.article-detail-content h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-dark);
    margin: 24px 0 12px;
}

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

.article-detail-content ul,
.article-detail-content ol {
    margin-bottom: 16px;
    padding-left: 24px;
}

.article-detail-content li {
    margin-bottom: 8px;
}

.article-detail-content blockquote {
    border-left: 4px solid var(--gold);
    padding: 16px 20px;
    background: #fffbeb;
    margin: 20px 0;
    border-radius: 0 8px 8px 0;
    font-style: italic;
    color: #555;
}

.article-detail-content img {
    max-width: 100%;
    border-radius: 8px;
    margin: 20px 0;
}

.article-detail-content a {
    color: var(--accent);
    text-decoration: underline;
}

.article-detail-content code {
    background: #f5f5f5;
    padding: 2px 6px;
    border-radius: 4px;
    font-family: monospace;
    font-size: 14px;
}

.article-detail-content pre {
    background: #1a1a2e;
    color: #e0e0e0;
    padding: 20px;
    border-radius: 8px;
    overflow-x: auto;
    margin: 20px 0;
}

.article-detail-content pre code {
    background: none;
    padding: 0;
    color: inherit;
}

/* 相关文章 */
.related-articles {
    margin-top: 48px;
}

.related-articles h3 {
    font-size: 22px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 24px;
}

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

/* ========== 入驻申请表单 ========== */
.apply-form-section {
    background: white;
    border-radius: 20px;
    padding: 40px;
    box-shadow: var(--shadow);
    max-width: 700px;
    margin: 0 auto;
}

.apply-form-section h2 {
    font-size: 28px;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 8px;
    text-align: center;
}

.apply-form-section .form-subtitle {
    text-align: center;
    color: var(--text-light);
    margin-bottom: 32px;
    font-size: 15px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.form-group label .required {
    color: #ef4444;
    margin-left: 4px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid #e0e0e0;
    border-radius: 12px;
    font-size: 15px;
    color: var(--text-dark);
    transition: all 0.3s;
    font-family: inherit;
    background: #fafafa;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    background: white;
    box-shadow: 0 0 0 3px rgba(79, 107, 237, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

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

.form-submit {
    text-align: center;
    margin-top: 32px;
}

.form-submit .btn {
    min-width: 240px;
    padding: 16px 32px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    border: none;
}

/* 表单成功提示 */
.form-success {
    text-align: center;
    padding: 60px 20px;
}

.form-success-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #10b981, #059669);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    font-size: 40px;
    color: white;
    animation: successBounce 0.6s ease-out;
}

@keyframes successBounce {
    0% { transform: scale(0); }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); }
}

.form-success h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 12px;
}

.form-success p {
    color: var(--text-light);
    margin-bottom: 24px;
}

/* ========== 入驻权益 ========== */
.benefits-section {
    margin-top: 60px;
}

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

.benefit-card {
    background: white;
    border-radius: 16px;
    padding: 28px 24px;
    box-shadow: var(--shadow);
    transition: all 0.3s;
    text-align: center;
    border-left: 4px solid var(--gold);
}

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

.benefit-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    font-size: 28px;
}

.benefit-card h4 {
    font-size: 18px;
    color: var(--primary);
    margin-bottom: 8px;
}

.benefit-card p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
}

/* ========== 错误页 ========== */
.error-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 50%, var(--accent) 100%);
    color: white;
    text-align: center;
    padding: 40px 20px;
}

.error-content h1 {
    font-size: 72px;
    font-weight: 800;
    margin-bottom: 16px;
    color: var(--gold);
}

.error-content h2 {
    font-size: 28px;
    margin-bottom: 12px;
}

.error-content p {
    font-size: 16px;
    opacity: 0.9;
    margin-bottom: 32px;
    max-width: 400px;
}

.error-content .btn {
    display: inline-block;
}

/* ========== 响应式 ========== */
@media (min-width: 768px) {
    .page-hero h1 {
        font-size: 48px;
    }
    
    .articles-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .related-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .form-row {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .benefits-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .article-detail-title {
        font-size: 36px;
    }
    
    .article-detail-content {
        padding: 48px;
    }
}

@media (min-width: 1024px) {
    .articles-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .related-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}


/* ========== 功能模块卡片（Hero内使用） ========== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    max-width: 600px;
    margin: 0 auto;
}

.feature-card {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 12px;
    padding: 20px 16px;
    text-align: center;
    transition: all 0.3s;
}

.feature-card:hover {
    background: rgba(255,255,255,0.2);
    transform: translateY(-2px);
}

.feature-icon {
    font-size: 32px;
    margin-bottom: 8px;
}

.feature-card h4 {
    font-size: 15px;
    color: white;
    margin-bottom: 4px;
    font-weight: 600;
}

.feature-card p {
    font-size: 12px;
    color: rgba(255,255,255,0.7);
    margin: 0;
}

/* ========== 轮廓按钮 ========== */
.btn-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    border-radius: 30px;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s;
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
}

/* ========== 响应式调整 ========== */
@media (min-width: 768px) {
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 16px;
        max-width: 800px;
    }
    
    .feature-card {
        padding: 24px 20px;
    }
    
    .feature-icon {
        font-size: 36px;
    }
    
    .feature-card h4 {
        font-size: 16px;
    }
    
    .feature-card p {
        font-size: 13px;
    }
}

@media (min-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(6, 1fr);
        max-width: 1000px;
    }
}


/* ========== Footer多列布局 ========== */
.footer-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
    margin-bottom: 32px;
    text-align: left;
}

.footer-col h4 {
    color: white;
    font-size: 16px;
    margin-bottom: 16px;
    font-weight: 600;
}

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

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

.footer-col a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s;
}

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

.footer-desc {
    color: rgba(255,255,255,0.6);
    font-size: 13px;
    line-height: 1.7;
    margin-top: 12px;
}

@media (min-width: 768px) {
    .footer-content {
        grid-template-columns: 2fr 1fr 1fr 1fr;
        gap: 40px;
    }
}

/* ========== 页面Hero（内页用） ========== */
.page-hero {
    min-height: 300px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 50%, var(--accent) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    padding: 100px 24px 60px;
    position: relative;
    overflow: hidden;
}

.page-hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -30%;
    width: 80%;
    height: 150%;
    background: radial-gradient(circle, rgba(79, 107, 237, 0.3) 0%, transparent 60%);
    animation: pulse 8s ease-in-out infinite;
}

.page-hero-content {
    position: relative;
    z-index: 1;
    max-width: 700px;
    animation: fadeInUp 0.8s ease-out;
}

.page-hero h1 {
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 12px;
    letter-spacing: -0.5px;
}

.page-hero-desc {
    font-size: 16px;
    opacity: 0.85;
    max-width: 500px;
    margin: 0 auto;
    line-height: 1.7;
}

@media (min-width: 768px) {
    .page-hero {
        min-height: 400px;
        padding: 120px 24px 80px;
    }
    
    .page-hero h1 {
        font-size: 48px;
    }
    
    .page-hero-desc {
        font-size: 18px;
    }
}

/* ========== 文章列表卡片 ========== */
.articles-grid {
    display: grid;
    gap: 24px;
    grid-template-columns: 1fr;
}

.article-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all 0.3s;
    display: flex;
    flex-direction: column;
}

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

.article-cover {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, var(--primary-light), var(--accent));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
    color: white;
    flex-shrink: 0;
}

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

.article-category {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(79, 107, 237, 0.1);
    color: var(--accent);
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
    margin-bottom: 12px;
    text-decoration: none;
}

.article-card h3 {
    font-size: 18px;
    color: var(--text-dark);
    margin-bottom: 10px;
    line-height: 1.5;
}

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

.article-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
    padding-top: 16px;
    border-top: 1px solid #f0f0f0;
}

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

.article-read-more {
    color: var(--accent);
    font-size: 13px;
    font-weight: 500;
    text-decoration: none;
    transition: color 0.3s;
}

.article-read-more:hover {
    color: var(--primary);
}

@media (min-width: 768px) {
    .articles-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

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

/* ========== 分类筛选按钮 ========== */
.category-filter {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
    margin-bottom: 40px;
}

.category-btn {
    padding: 10px 24px;
    border-radius: 30px;
    font-size: 14px;
    font-weight: 500;
    background: white;
    color: var(--text-dark);
    border: 1px solid #e0e0e0;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
}

.category-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.category-btn.active {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: white;
    border-color: transparent;
}

/* ========== 分页 ========== */
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 48px;
    flex-wrap: wrap;
}

.pagination a,
.pagination span {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 14px;
    border-radius: 8px;
    font-size: 14px;
    text-decoration: none;
    transition: all 0.3s;
}

.pagination a {
    background: white;
    color: var(--text-dark);
    border: 1px solid #e0e0e0;
}

.pagination a:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.pagination .current {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: white;
    border-color: transparent;
    font-weight: 600;
}

.pagination .disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pagination .ellipsis {
    color: var(--text-light);
    border: none;
    background: transparent;
}

/* ========== 文章详情页 ========== */
.article-detail {
    max-width: 800px;
    margin: 0 auto;
}

.article-detail-header {
    text-align: center;
    margin-bottom: 40px;
}

.article-detail-category {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(255, 213, 79, 0.2);
    color: var(--gold-dark);
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 20px;
}

.article-detail-title {
    font-size: 32px;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 16px;
    line-height: 1.4;
}

.article-detail-meta {
    display: flex;
    justify-content: center;
    gap: 24px;
    font-size: 14px;
    color: var(--text-light);
    flex-wrap: wrap;
}

.article-detail-content {
    font-size: 16px;
    line-height: 2;
    color: #333;
    background: white;
    padding: 40px;
    border-radius: 16px;
    box-shadow: var(--shadow);
}

.article-detail-content h2 {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
    margin: 32px 0 16px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--gold);
    display: inline-block;
}

.article-detail-content h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-dark);
    margin: 24px 0 12px;
}

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

.article-detail-content ul,
.article-detail-content ol {
    margin-bottom: 16px;
    padding-left: 24px;
}

.article-detail-content li {
    margin-bottom: 8px;
}

.article-detail-content blockquote {
    border-left: 4px solid var(--gold);
    padding: 16px 20px;
    background: #fffbeb;
    margin: 20px 0;
    border-radius: 0 8px 8px 0;
    font-style: italic;
    color: #555;
}

.article-detail-content img {
    max-width: 100%;
    border-radius: 8px;
    margin: 20px 0;
}

.article-detail-content a {
    color: var(--accent);
    text-decoration: underline;
}

.article-detail-content code {
    background: #f5f5f5;
    padding: 2px 6px;
    border-radius: 4px;
    font-family: monospace;
    font-size: 14px;
}

.article-detail-content pre {
    background: #1a1a2e;
    color: #e0e0e0;
    padding: 20px;
    border-radius: 8px;
    overflow-x: auto;
    margin: 20px 0;
}

.article-detail-content pre code {
    background: none;
    padding: 0;
    color: inherit;
}

/* 相关文章 */
.related-articles {
    margin-top: 48px;
}

.related-articles h3 {
    font-size: 22px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 24px;
    text-align: center;
}

/* ========== 入驻申请表单 ========== */
.apply-form-section {
    background: white;
    border-radius: 20px;
    padding: 40px;
    box-shadow: var(--shadow);
    max-width: 700px;
    margin: 0 auto;
}

.apply-form-section h2 {
    font-size: 28px;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 8px;
    text-align: center;
}

.apply-form-section .form-subtitle {
    text-align: center;
    color: var(--text-light);
    margin-bottom: 32px;
    font-size: 15px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.form-group label .required {
    color: #ef4444;
    margin-left: 4px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid #e0e0e0;
    border-radius: 12px;
    font-size: 15px;
    color: var(--text-dark);
    transition: all 0.3s;
    font-family: inherit;
    background: #fafafa;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    background: white;
    box-shadow: 0 0 0 3px rgba(79, 107, 237, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

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

.form-submit {
    text-align: center;
    margin-top: 32px;
}

.form-submit .btn {
    min-width: 240px;
    padding: 16px 32px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    border: none;
}

/* 表单成功提示 */
.form-success {
    text-align: center;
    padding: 60px 20px;
}

.form-success-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #10b981, #059669);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    font-size: 40px;
    color: white;
    animation: successBounce 0.6s ease-out;
}

@keyframes successBounce {
    0% { transform: scale(0); }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); }
}

.form-success h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 12px;
}

.form-success p {
    color: var(--text-light);
    margin-bottom: 24px;
}

/* ========== 入驻权益卡片 ========== */
.benefits-section {
    margin-top: 60px;
}

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

.benefit-card {
    background: white;
    border-radius: 16px;
    padding: 28px 24px;
    box-shadow: var(--shadow);
    transition: all 0.3s;
    text-align: center;
    border-left: 4px solid var(--gold);
}

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

.benefit-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    font-size: 28px;
    color: white;
}

.benefit-card h4 {
    font-size: 18px;
    color: var(--primary);
    margin-bottom: 8px;
}

.benefit-card p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
}

@media (min-width: 768px) {
    .form-row {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .benefits-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .article-detail-title {
        font-size: 36px;
    }
    
    .article-detail-content {
        padding: 48px;
    }
}

/* ========== 关于我们页面 ========== */
.about-intro {
    display: grid;
    gap: 32px;
    align-items: center;
}

.about-intro-text h3 {
    font-size: 24px;
    color: var(--primary);
    margin-bottom: 16px;
    font-weight: 700;
}

.about-intro-text p {
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 16px;
}

.about-image {
    width: 100%;
    height: 300px;
    background: linear-gradient(135deg, var(--primary-light), var(--accent));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 80px;
}

@media (min-width: 768px) {
    .about-intro {
        grid-template-columns: 1fr 1fr;
        gap: 48px;
    }
}

/* ========== 通用：金色文字 ========== */
.gold {
    color: var(--gold);
}

/* ========== 返回顶部按钮（确保有样式） ========== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    box-shadow: var(--shadow-lg);
    transition: all 0.3s;
    z-index: 100;
}

.back-to-top.visible {
    display: flex;
}

.back-to-top:hover {
    background: var(--accent);
    transform: translateY(-4px);
}


/* ========== 导航栏CTA按钮 ========== */
.nav-links a.nav-cta {
    background: var(--gold);
    color: var(--primary);
    padding: 8px 20px;
    border-radius: 20px;
    font-weight: 600;
    transition: all 0.3s;
}

.nav-links a.nav-cta:hover {
    background: var(--gold-dark);
    color: var(--primary);
    transform: translateY(-2px);
}

.nav-links a.nav-guihua {
    background: rgba(255, 213, 79, 0.15);
    color: var(--gold);
    padding: 6px 14px;
    border-radius: 16px;
    font-weight: 500;
    transition: all 0.3s;
    border: 1px solid rgba(255, 213, 79, 0.3);
}

.nav-links a.nav-guihua:hover {
    background: rgba(255, 213, 79, 0.25);
    color: var(--gold);
}

/* ========== 导航栏当前页高亮 ========== */
.nav-links a.active {
    color: var(--gold);
    font-weight: 600;
}


/* ========== 资讯门户样式 ========== */

/* 分类标签 */
.category-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 32px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--bg-light);
}

.tab-item {
    padding: 8px 20px;
    border-radius: 20px;
    background: var(--bg-light);
    color: var(--text-light);
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s;
}

.tab-item:hover {
    background: rgba(26, 35, 126, 0.1);
    color: var(--primary);
}

.tab-item.active {
    background: var(--primary);
    color: white;
}

/* 门户布局 */
.news-layout,
.policy-layout {
    display: flex;
    gap: 32px;
}

.news-main,
.policy-main {
    flex: 1;
    min-width: 0;
}

.news-sidebar,
.policy-sidebar {
    width: 320px;
    flex-shrink: 0;
}

/* 头条文章 */
.featured-article {
    margin-bottom: 32px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.featured-link {
    display: block;
    text-decoration: none;
    color: inherit;
}

.featured-image {
    position: relative;
    width: 100%;
    height: 360px;
    overflow: hidden;
}

.featured-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

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

.featured-image-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 80px;
}

.featured-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 60%;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
}

.featured-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 32px;
    color: white;
}

.featured-tag {
    display: inline-block;
    padding: 4px 12px;
    background: var(--gold);
    color: var(--primary);
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 12px;
}

.featured-title {
    font-size: 28px;
    font-weight: 700;
    line-height: 1.4;
    margin-bottom: 12px;
}

.featured-summary {
    font-size: 15px;
    line-height: 1.6;
    opacity: 0.9;
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.featured-meta {
    font-size: 13px;
    opacity: 0.8;
    display: flex;
    gap: 16px;
}

/* 文章列表项 */
.article-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.article-item {
    display: flex;
    gap: 20px;
    padding: 20px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
    transition: all 0.3s;
}

.article-item:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    transform: translateY(-2px);
}

.article-thumb {
    width: 240px;
    height: 160px;
    flex-shrink: 0;
    border-radius: 10px;
    overflow: hidden;
    display: block;
}

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

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

.article-thumb-default {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
    position: relative;
    overflow: hidden;
}

.article-thumb-default::before {
    content: '';
    position: absolute;
    width: 120%;
    height: 120%;
    background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.2), transparent 60%);
    pointer-events: none;
}

.thumb-icon {
    font-size: 42px;
    margin-bottom: 8px;
    z-index: 1;
}

.thumb-cat-name {
    font-size: 13px;
    font-weight: 500;
    opacity: 0.95;
    z-index: 1;
    letter-spacing: 1px;
}

/* 分类专属配色 */
.cat-thumb-industry {
    background: linear-gradient(135deg, #1A237E 0%, #3949AB 50%, #5C6BC0 100%);
}
.cat-thumb-guide {
    background: linear-gradient(135deg, #00695C 0%, #00897B 50%, #26A69A 100%);
}
.cat-thumb-policy {
    background: linear-gradient(135deg, #B71C1C 0%, #C62828 50%, #EF5350 100%);
}
.cat-thumb-case {
    background: linear-gradient(135deg, #E65100 0%, #F57C00 50%, #FFB74D 100%);
}
.cat-thumb-financing {
    background: linear-gradient(135deg, #1B5E20 0%, #388E3C 50%, #66BB6A 100%);
}
.cat-thumb-ai-hardware {
    background: linear-gradient(135deg, #4A148C 0%, #7B1FA2 50%, #AB47BC 100%);
}
.cat-thumb-default {
    background: linear-gradient(135deg, var(--primary), var(--accent));
}

/* 分类标签配色 */
.cat-article .article-cat {
    padding: 2px 10px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
}
.cat-industry .article-cat {
    background: rgba(26, 35, 126, 0.1);
    color: #1A237E;
}
.cat-guide .article-cat {
    background: rgba(0, 105, 92, 0.1);
    color: #00695C;
}
.cat-policy .article-cat {
    background: rgba(183, 28, 28, 0.1);
    color: #B71C1C;
}
.cat-case .article-cat {
    background: rgba(230, 81, 0, 0.1);
    color: #E65100;
}
.cat-financing .article-cat {
    background: rgba(27, 94, 32, 0.1);
    color: #1B5E20;
}
.cat-ai-hardware .article-cat {
    background: rgba(74, 20, 140, 0.1);
    color: #4A148C;
}

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

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

.article-cat {
    color: var(--primary);
    font-weight: 500;
}

.article-title {
    font-size: 18px;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 8px;
}

.article-title a {
    color: var(--text-dark);
    text-decoration: none;
    transition: color 0.3s;
}

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

.article-desc {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex: 1;
}

/* 边栏组件 */
.sidebar-widget {
    background: white;
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 24px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.widget-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--bg-light);
    display: flex;
    align-items: center;
    gap: 8px;
}

.widget-icon {
    font-size: 18px;
}

.widget-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.widget-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px dashed var(--bg-light);
}

.widget-list li:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.rank-num {
    width: 20px;
    height: 20px;
    border-radius: 4px;
    background: var(--bg-light);
    color: var(--text-light);
    font-size: 12px;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 2px;
}

.rank-num.top {
    background: var(--gold);
    color: white;
}

.rank-title {
    flex: 1;
    font-size: 14px;
    line-height: 1.5;
    color: var(--text-dark);
    text-decoration: none;
    transition: color 0.3s;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

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

.rank-views {
    font-size: 12px;
    color: var(--text-light);
    margin-top: 4px;
    display: block;
}

.widget-list.simple li {
    flex-direction: column;
    gap: 4px;
}

.widget-list.simple .rank-title {
    display: block;
    -webkit-line-clamp: 1;
}

.widget-date {
    font-size: 12px;
    color: var(--text-light);
}

/* 快速入口 */
.quick-entries {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.entry-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 16px 8px;
    background: var(--bg-light);
    border-radius: 8px;
    text-decoration: none;
    color: var(--text-dark);
    font-size: 13px;
    transition: all 0.3s;
}

.entry-item:hover {
    background: rgba(26, 35, 126, 0.1);
    color: var(--primary);
    transform: translateY(-2px);
}

.entry-icon {
    font-size: 24px;
}

/* 政策亮点 */
.policy-highlights {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.highlight-card {
    background: white;
    padding: 24px;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
    text-align: center;
    transition: all 0.3s;
    border-top: 3px solid var(--primary);
}

.highlight-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.highlight-icon {
    font-size: 40px;
    margin-bottom: 12px;
}

.highlight-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

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

/* 省份筛选 */
.province-filter {
    background: white;
    padding: 20px 24px;
    border-radius: 12px;
    margin-bottom: 32px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.filter-label {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-dark);
    flex-shrink: 0;
}

.province-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    flex: 1;
}

.province-tab {
    padding: 6px 16px;
    border-radius: 16px;
    background: var(--bg-light);
    color: var(--text-light);
    text-decoration: none;
    font-size: 13px;
    transition: all 0.3s;
}

.province-tab:hover {
    background: rgba(26, 35, 126, 0.1);
    color: var(--primary);
}

.province-tab.active {
    background: var(--primary);
    color: white;
}

/* 政策列表 */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--bg-light);
}

.section-title-small {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-dark);
    position: relative;
    padding-left: 12px;
}

.section-title-small::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 20px;
    background: var(--gold);
    border-radius: 2px;
}

.section-more {
    font-size: 13px;
    color: var(--text-light);
}

.policy-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.policy-item {
    display: flex;
    gap: 20px;
    padding: 20px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
    transition: all 0.3s;
}

.policy-item:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    transform: translateX(4px);
}

.policy-date {
    width: 60px;
    flex-shrink: 0;
    text-align: center;
    background: var(--bg-light);
    border-radius: 8px;
    padding: 12px 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.date-day {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
}

.date-month {
    font-size: 12px;
    color: var(--text-light);
    margin-top: 4px;
}

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

.policy-meta {
    display: flex;
    gap: 10px;
    align-items: center;
    margin-bottom: 8px;
}

.policy-type,
.policy-province {
    padding: 2px 10px;
    border-radius: 10px;
    font-size: 12px;
    background: rgba(26, 35, 126, 0.1);
    color: var(--primary);
}

.policy-province {
    background: rgba(255, 193, 7, 0.2);
    color: #F57C00;
}

.policy-title {
    font-size: 17px;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 8px;
}

.policy-title a {
    color: var(--text-dark);
    text-decoration: none;
    transition: color 0.3s;
}

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

.policy-summary {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.policy-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
}

.policy-views {
    color: var(--text-light);
}

.policy-read-more {
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s;
}

.policy-read-more:hover {
    color: var(--accent);
}

/* 申报指南 */
.guide-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.guide-list li {
    display: flex;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px dashed var(--bg-light);
}

.guide-list li:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.guide-icon {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--primary);
    color: white;
    font-size: 13px;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

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

.guide-title {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-dark);
    margin-bottom: 2px;
}

.guide-desc {
    font-size: 12px;
    color: var(--text-light);
}

/* 咨询卡片 */
.consultation-card {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: white;
    text-align: center;
}

.consultation-card .widget-title {
    color: white;
    border-bottom-color: rgba(255, 255, 255, 0.2);
    justify-content: center;
}

.consultation-icon {
    font-size: 48px;
    margin-bottom: 12px;
}

.consultation-card h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
}

.consultation-card p {
    font-size: 13px;
    opacity: 0.9;
    margin-bottom: 16px;
    line-height: 1.6;
}

.btn-block {
    display: block;
    width: 100%;
}

/* 空状态 */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-light);
    background: white;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

/* 分页样式增强 */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin-top: 32px;
    flex-wrap: wrap;
}

.page-btn {
    min-width: 36px;
    height: 36px;
    padding: 0 12px;
    border-radius: 6px;
    background: white;
    color: var(--text-dark);
    text-decoration: none;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.page-btn:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-1px);
}

.page-btn.current {
    background: var(--primary);
    color: white;
    font-weight: 600;
}

.page-btn.next {
    font-weight: 500;
}

.page-ellipsis {
    color: var(--text-light);
    padding: 0 4px;
}

/* ========== 响应式 ========== */
@media (max-width: 1024px) {
    .news-sidebar,
    .policy-sidebar {
        width: 280px;
    }

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

@media (max-width: 768px) {
    .news-layout,
    .policy-layout {
        flex-direction: column;
    }

    .news-sidebar,
    .policy-sidebar {
        width: 100%;
    }

    .featured-image {
        height: 240px;
    }

    .featured-content {
        padding: 20px;
    }

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

    .article-item {
        flex-direction: column;
        gap: 12px;
    }

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

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

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

    .policy-item {
        flex-direction: column;
        gap: 12px;
    }

    .policy-date {
        width: 100%;
        flex-direction: row;
        gap: 8px;
        padding: 8px 12px;
    }

    /* 规划小圈推广移动端 */
    .guihua-promo-section {
        padding: 48px 0;
    }

    .guihua-promo-wrapper {
        flex-direction: column;
        gap: 40px;
        text-align: center;
    }

    .guihua-promo-title {
        font-size: 28px;
    }

    .guihua-promo-slogan {
        font-size: 16px;
    }

    .guihua-promo-features {
        justify-content: center;
    }

    .guihua-promo-desc {
        margin-left: auto;
        margin-right: auto;
    }

    .guihua-promo-visual {
        flex: none;
    }

    .guihua-phone-mockup {
        width: 240px;
        height: 480px;
    }

    .hero-guihua-tag {
        font-size: 13px;
    }

    .cta-buttons .btn-gold {
        order: 2;
    }
}


/* ========== 规划小圈推广 ========== */
.hero-guihua-tag {
    margin-top: 16px;
    color: var(--gold);
    font-size: 15px;
    font-weight: 500;
    opacity: 0.95;
}

.btn-gold {
    background: linear-gradient(135deg, #FFD54F 0%, #FFC107 100%);
    color: var(--primary) !important;
    padding: 12px 28px;
    border-radius: 30px;
    font-weight: 600;
    transition: all 0.3s;
    display: inline-block;
    text-decoration: none;
    box-shadow: 0 4px 15px rgba(255, 193, 7, 0.3);
}

.btn-gold:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 193, 7, 0.4);
}

.btn-large {
    padding: 16px 36px;
    font-size: 16px;
}

/* 规划小圈推广区块 */
.guihua-promo-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #1A237E 0%, #283593 50%, #3949AB 100%);
    position: relative;
    overflow: hidden;
}

.guihua-promo-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 213, 79, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.guihua-promo-section::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(79, 107, 237, 0.15) 0%, transparent 70%);
    pointer-events: none;
}

.guihua-promo-wrapper {
    display: flex;
    align-items: center;
    gap: 60px;
    position: relative;
    z-index: 1;
}

.guihua-promo-content {
    flex: 1;
    color: white;
}

.guihua-promo-badge {
    display: inline-block;
    background: rgba(255, 213, 79, 0.2);
    color: var(--gold);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 20px;
    border: 1px solid rgba(255, 213, 79, 0.3);
}

.guihua-promo-title {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 12px;
    color: white;
}

.guihua-promo-slogan {
    font-size: 20px;
    color: var(--gold);
    font-weight: 500;
    margin-bottom: 28px;
}

.guihua-promo-features {
    display: flex;
    gap: 20px;
    margin-bottom: 28px;
    flex-wrap: wrap;
}

.guihua-feature-item {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.1);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.9);
}

.guihua-feature-icon {
    font-size: 18px;
}

.guihua-promo-desc {
    font-size: 15px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 32px;
    max-width: 500px;
}

.guihua-promo-visual {
    flex: 0 0 320px;
    display: flex;
    justify-content: center;
}

/* 小程序码包装 */
.guihua-qrcode-wrapper {
    background: white;
    border-radius: 20px;
    padding: 24px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
    text-align: center;
    position: relative;
}

.guihua-qrcode-wrapper::before {
    content: '';
    position: absolute;
    inset: -3px;
    background: linear-gradient(135deg, #FFD54F, #FFC107, #1A237E);
    border-radius: 22px;
    z-index: -1;
    opacity: 0.8;
}

.guihua-qrcode-img {
    width: 220px;
    height: 220px;
    border-radius: 12px;
    display: block;
    margin: 0 auto 12px;
}

.guihua-qrcode-tip {
    color: var(--primary);
    font-size: 14px;
    font-weight: 500;
    margin: 0;
}

/* 边栏规划小圈推广 */
.guihua-sidebar-promo {
    background: linear-gradient(135deg, #1A237E 0%, #283593 100%) !important;
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.guihua-sidebar-promo::before {
    content: '';
    position: absolute;
    top: -30%;
    right: -30%;
    width: 120px;
    height: 120px;
    background: radial-gradient(circle, rgba(255, 213, 79, 0.2) 0%, transparent 70%);
    pointer-events: none;
}

.guihua-sidebar-icon {
    font-size: 36px;
    margin-bottom: 12px;
    position: relative;
    z-index: 1;
}

.guihua-sidebar-title {
    font-size: 18px;
    font-weight: 600;
    color: white;
    margin-bottom: 8px;
    position: relative;
    z-index: 1;
}

.guihua-sidebar-desc {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 16px;
    line-height: 1.5;
    position: relative;
    z-index: 1;
}

.guihua-sidebar-btn {
    display: inline-block;
    background: var(--gold);
    color: var(--primary) !important;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s;
    position: relative;
    z-index: 1;
}

.sidebar-qrcode {
    width: 160px;
    height: 160px;
    border-radius: 10px;
    display: block;
    margin: 16px auto 0;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* 企业微信边栏推广 */
.wework-sidebar-promo {
    background: linear-gradient(135deg, #07C160 0%, #06AD56 100%) !important;
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.wework-sidebar-promo::before {
    content: '';
    position: absolute;
    top: -30%;
    right: -30%;
    width: 120px;
    height: 120px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.2) 0%, transparent 70%);
    pointer-events: none;
}

.wework-sidebar-icon {
    font-size: 36px;
    margin-bottom: 12px;
    position: relative;
    z-index: 1;
}

.wework-sidebar-title {
    font-size: 18px;
    font-weight: 600;
    color: white;
    margin-bottom: 8px;
    position: relative;
    z-index: 1;
}

.wework-sidebar-desc {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 8px;
    line-height: 1.5;
    position: relative;
    z-index: 1;
}
/* 用户中心下拉菜单 */
.nav-user {
    position: relative;
    display: inline-block;
}

.nav-user-name {
    cursor: pointer;
    padding: 0 8px;
    font-size: 14px;
    color: #334155;
    font-weight: 500;
    white-space: nowrap;
}

.nav-user:hover .nav-user-dropdown {
    display: block;
}

.nav-user-dropdown {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.12);
    min-width: 120px;
    z-index: 100;
    padding: 4px 0;
}

.nav-user-dropdown a {
    display: block;
    padding: 10px 16px;
    color: #475569;
    font-size: 14px;
    text-decoration: none;
    transition: background 0.2s;
}

.nav-user-dropdown a:hover {
    background: #f1f5f9;
    color: #2563eb;
}

.nav-login,
.nav-register {
    font-size: 14px;
    padding: 0 4px;
}

.nav-register {
    color: #2563eb !important;
    font-weight: 500;
}

@media (max-width: 768px) {
    .nav-user,
    .nav-login,
    .nav-register {
        display: none;
    }
}

/* ===== 文章搜索框 ===== */
.article-search-box {
    margin-bottom: 24px;
}

.search-form {
    display: flex;
    align-items: center;
    gap: 12px;
    max-width: 600px;
}

.search-input {
    flex: 1;
    height: 44px;
    padding: 0 18px;
    border: 2px solid #e2e8f0;
    border-radius: 22px;
    font-size: 15px;
    color: #1a365d;
    background: #fff;
    outline: none;
    transition: border-color 0.3s;
}

.search-input:focus {
    border-color: #1a365d;
}

.search-btn {
    height: 44px;
    padding: 0 24px;
    background: linear-gradient(135deg, #1a365d, #2c5282);
    color: #fff;
    border: none;
    border-radius: 22px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.3s;
}

.search-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(26, 54, 93, 0.3);
}

.search-clear-btn {
    height: 44px;
    line-height: 44px;
    padding: 0 16px;
    color: #64748b;
    font-size: 14px;
    text-decoration: none;
    white-space: nowrap;
}

.search-clear-btn:hover {
    color: #1a365d;
}

/* ===== 文章内容排版增强 ===== */
.article-detail-content h1 {
    font-size: 26px;
    font-weight: 700;
    color: var(--primary);
    margin: 32px 0 16px;
    line-height: 1.4;
}

.article-detail-content h4 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    margin: 20px 0 10px;
}

.article-detail-content h5,
.article-detail-content h6 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-dark);
    margin: 16px 0 8px;
}

.article-detail-content strong,
.article-detail-content b {
    font-weight: 700;
    color: #0f172a;
}

.article-detail-content em,
.article-detail-content i {
    font-style: italic;
    color: #475569;
}

.article-detail-content hr {
    border: none;
    height: 1px;
    background: linear-gradient(90deg, transparent, #cbd5e1, transparent);
    margin: 32px 0;
}

.article-detail-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    font-size: 14px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
    border-radius: 8px;
    overflow: hidden;
}

.article-detail-content table thead {
    background: #f1f5f9;
}

.article-detail-content table th {
    padding: 12px 16px;
    text-align: left;
    font-weight: 600;
    color: #0f172a;
    border-bottom: 2px solid #e2e8f0;
}

.article-detail-content table td {
    padding: 10px 16px;
    border-bottom: 1px solid #f1f5f9;
    color: #334155;
    line-height: 1.6;
}

.article-detail-content table tr:last-child td {
    border-bottom: none;
}

.article-detail-content table tr:hover td {
    background: #f8fafc;
}

.article-detail-content p:empty {
    display: none;
}

.article-detail-content div {
    margin-bottom: 16px;
}

.article-detail-content figure {
    margin: 24px 0;
    text-align: center;
}

.article-detail-content figcaption {
    font-size: 13px;
    color: #94a3b8;
    margin-top: 8px;
    font-style: italic;
}

.article-detail-content ul {
    list-style: disc;
}

.article-detail-content ol {
    list-style: decimal;
}

.article-detail-content li {
    line-height: 1.8;
}

.article-detail-content blockquote p {
    margin-bottom: 0;
}

.article-detail-content mark {
    background: #fef3c7;
    padding: 2px 4px;
    border-radius: 3px;
}

@media (max-width: 768px) {
    .search-form {
        flex-wrap: wrap;
    }
    
    .search-input {
        flex: 1 1 100%;
    }
    
    .search-btn {
        flex: 1;
    }
    
    .search-clear-btn {
        flex: 0 0 auto;
    }

    .article-detail-content {
        padding: 20px;
    }
    
    .article-detail-content h1 {
        font-size: 22px;
    }
    
    .article-detail-content h2 {
        font-size: 20px;
    }
    
    .article-detail-content h3 {
        font-size: 18px;
    }
    
    .article-detail-content table {
        font-size: 13px;
    }
    
    .article-detail-content table th,
    .article-detail-content table td {
        padding: 8px 10px;
    }
}