/* cases.html 页面样式
   2026-09-19 从页面内联 <style> 拆出，内容未做任何修改。
   公共样式见 style.css —— 本文件在 style.css 之后加载，用于页面覆盖。 */

        :root {
            --primary: #1A56DB;
            --primary-dark: #1040B0;
            --primary-light: #60A5FA;
            --secondary: #F9A826;
            --secondary-dark: #D68910;
            --light: #F5F5F5;
            --dark: #2C3E50;
            --gray: #7F8C8D;
            --white: #FFFFFF;
            --shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
        }
        
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
            line-height: 1.6;
            color: var(--dark);
            background-color: var(--white);
        }
        
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        /* Page Hero */
        .page-hero {
            height: 310px; overflow: hidden;
            padding-top: 70px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            color: var(--white);
            text-align: center;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        
        .page-hero h1 {
            font-size: 3rem;
            font-weight: 700;
            margin-bottom: 20px;
        }
        
        .page-hero p {
            font-size: 1.2rem;
            opacity: 0.9;
            max-width: 600px;
            margin: 0 auto;
        }
        
        /* Company Overview Section */
        .company-intro {
            padding: 48px 0;
            background: var(--white);
        }
        
        .company-intro .section-header {
            text-align: center;
            margin-bottom: 40px;
        }
        
        .company-intro .section-header h2 {
            font-size: 2.5rem;
            color: var(--dark);
            margin-bottom: 15px;
        }
        
        .company-intro .section-header p {
            color: var(--gray);
            font-size: 1.1rem;
            white-space: nowrap;
        }
        @media (max-width: 768px) {
            .company-intro .section-header p { white-space: normal; }
        }
        
        .intro-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: start;
        }
        
        .intro-text h3 {
            font-size: 1.8rem;
            color: var(--primary);
            margin-bottom: 20px;
        }
        
        .intro-text p {
            color: var(--gray);
            margin-bottom: 15px;
            font-size: 1.05rem;
        }
        
        .intro-stats {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .stat-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 16px 20px;
            background: linear-gradient(135deg, rgba(44, 95, 45, 0.05) 0%, rgba(151, 188, 98, 0.05) 100%);
            border-radius: 10px;
            transition: var(--transition);
        }

        .stat-item:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow);
        }

        .stat-item .number {
            font-size: 2rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1;
            min-width: 90px;
            display: inline-block;
        }

        .stat-item .label {
            color: var(--gray);
            font-size: 0.88rem;
            display: inline-block;
        }
        
        /* Three Boards Section */
        .three-boards {
            padding: 48px 0;
            background: linear-gradient(to bottom, var(--white), #f8faf8);
        }
        
        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }
        
        .section-header h2 {
            font-size: 2.5rem;
            color: var(--dark);
            margin-bottom: 15px;
        }
        
        .section-header p {
            color: var(--gray);
            font-size: 1.1rem;
            white-space: nowrap;
        }
        @media (max-width: 768px) {
            .section-header p { white-space: normal; }
        }
        
        .boards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        
        .board-card {
            background: var(--white);
            border-radius: 20px;
            padding: 40px 30px;
            text-align: center;
            box-shadow: var(--shadow);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        
        .board-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 5px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
        }
        
        .board-card:hover {
            transform: translateY(-10px);
        }
        
        .board-card .icon {
            width: 80px;
            height: 80px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 25px;
        }
        
        .board-card .icon i, .board-card .icon .svg-icon {
            font-size: 2rem;
            color: var(--white);
        }
        
        .board-card h3 {
            font-size: 1.4rem;
            color: var(--dark);
            margin-bottom: 15px;
        }
        
        .board-card h4 {
            font-size: 1.1rem;
            color: var(--primary);
            margin-bottom: 15px;
        }
        
        .board-card p {
            color: var(--gray);
            font-size: 0.95rem;
        }
        
        /* Partner Logos */
        .partners {
            padding: 60px 0;
            background: var(--white);
        }
        
        .partners-grid {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 40px;
            align-items: center;
        }
        
        .partner-item {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--gray);
            font-size: 1.1rem;
            font-weight: 500;
        }
        
        .partner-item i {
            font-size: 1.5rem;
            color: var(--primary);
        }
        
        /* Case Study Section */
        .case-study {
            padding: 48px 0;
            background: linear-gradient(135deg, rgba(44, 95, 45, 0.03) 0%, rgba(151, 188, 98, 0.03) 100%);
        }
        
        .case-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }
        
        .case-text h3 {
            font-size: 2rem;
            color: var(--primary);
            margin-bottom: 20px;
        }
        
        .case-text h4 {
            font-size: 1.3rem;
            color: var(--secondary);
            margin-bottom: 20px;
            font-weight: 600;
        }
        
        .case-text p {
            color: var(--gray);
            margin-bottom: 15px;
            font-size: 1.05rem;
        }
        
        .case-highlights {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            margin-top: 25px;
        }
        
        .highlight-tag {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: var(--white);
            padding: 8px 20px;
            border-radius: 25px;
            font-size: 0.9rem;
            font-weight: 500;
        }
        
        /* Services Grid */
        .services-section {
            padding: 48px 0;
            background: var(--white);
        }
        
        .services-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        
        .service-card {
            padding: 35px;
            background: #f8faf8;
            border-radius: 15px;
            transition: var(--transition);
        }
        
        .service-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow);
        }
        
        .service-card h4 {
            color: var(--primary);
            font-size: 1.2rem;
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        
        .service-card h4 i {
            color: var(--secondary);
        }
        
        .service-card p {
            color: var(--gray);
            font-size: 0.95rem;
        }
        
        /* Contact CTA */
        .contact-cta {
            padding: 48px 0;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: var(--white);
            text-align: center;
        }
        
        .contact-cta h2 {
            font-size: 2.2rem;
            margin-bottom: 15px;
        }
        
        .contact-cta p {
            font-size: 1.1rem;
            opacity: 0.9;
            margin-bottom: 30px;
        }
        
        .contact-cta .cta-btn {
            display: inline-block;
            background: var(--secondary);
            color: var(--dark);
            padding: 15px 40px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 1.1rem;
            text-decoration: none;
            transition: var(--transition);
        }
        
        .contact-cta .cta-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 30px rgba(249, 168, 38, 0.4);
        }
        
        /* 标杆案例图片卡片 */
        .featured-cases-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 25px; }
        .case-card-img {
            background: #fff; border-radius: 16px; overflow: hidden;
            border: 1px solid #E8ECF1; transition: all .3s; display: flex; flex-direction: column;
        }
        .case-card-img:hover { transform: translateY(-6px); box-shadow: 0 12px 32px rgba(26,86,219,.12); }
        .case-card-img .case-img-wrap {
            height: 150px; overflow: hidden; background: #F1F5F9; position: relative;
            display: flex; align-items: center; justify-content: center;
        }
        .case-card-img .case-img-wrap img {
            width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .4s;
        }
        .case-card-img:hover .case-img-wrap img { transform: scale(1.06); }
        .case-card-img .case-img-wrap.no-img { background: linear-gradient(135deg, var(--primary), var(--primary-light)); }
        .case-card-img .case-body { padding: 18px 18px 20px; }
        .case-card-img .case-title { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 8px; }
        .case-card-img .case-title h4 { font-size: 1.05rem; font-weight: 700; color: var(--dark); margin: 0; }
        .case-card-img .case-industry { font-size: .72rem; color: var(--primary); background: rgba(26,86,219,.08); padding: 3px 10px; border-radius: 100px; white-space: nowrap; }
        .case-card-img .case-solution { font-size: .82rem; font-weight: 600; color: var(--secondary-dark); margin-bottom: 6px; }
        .case-card-img .case-desc { font-size: .82rem; color: var(--gray); line-height: 1.6; }

        /* 更多客户案例 */
        .more-cases-section { padding: 48px 0; background: #F8FAFC; }
        .more-cases-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
        .more-case-item {
            background: #fff; border: 1px solid #E8ECF1; border-radius: 12px;
            overflow: hidden; transition: all .3s;
        }
        .more-case-item:hover { transform: translateY(-4px); box-shadow: 0 10px 24px rgba(26,86,219,.12); border-color: var(--primary); }
        .more-case-item .mc-img {
            width: 100%; height: 100px; object-fit: cover; display: block;
        }
        .more-case-item .mc-body {
            padding: 12px 14px 14px; display: flex; align-items: center; justify-content: space-between; gap: 8px;
        }
        .more-case-item .mc-info { min-width: 0; flex: 1; }
        .more-case-item .mc-name { font-size: .95rem; font-weight: 700; color: var(--dark); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
        .more-case-item .mc-industry { font-size: .72rem; color: var(--gray); margin-top: 2px; }
        .more-case-item .mc-body .svg-icon { color: var(--primary); flex-shrink: 0; }

        /* Responsive */
        @media (max-width: 992px) {
            .intro-content,
            .case-content {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            
            .boards-grid,
            .services-grid {
                grid-template-columns: 1fr;
            }
        }
        
        @media (max-width: 768px) {
            .page-hero { height: auto; overflow: visible; padding: 76px 0 30px; }   /* 顶栏 56px：让位 90→76，与栏底保持原 20px 间距 */
            .page-hero h1 {
                font-size: 2rem;
            }
            
            .intro-stats {
                grid-template-columns: 1fr;
            }
            
            .section-header h2 {
                font-size: 1.8rem;
            }
            /* 移动端 hero/banner 适配 */
            .hero, .page-banner, .video-section, .agent-hero, .content-banner, .geo-hero, .case-hero, .about-hero, .live-banner, .mf-hero { margin-top: 56px; padding: 30px 0 50px; height: auto !important; min-height: 0 !important; overflow: visible; }
            .hero-grid, .page-banner .container > .banner-grid, .banner-grid, .page-banner .banner-inner, .video-grid, .geo-hero .geo-grid, .case-hero .case-grid, .about-hero .about-grid, .live-banner .live-grid, .mf-hero .mf-grid { grid-template-columns: 1fr !important; gap: 24px !important; }
            .hero-visual, .hero-right, .banner-visual, .banner-right, .video-visual, .geo-visual, .case-visual, .about-visual, .live-visual, .mf-visual { display: none !important; }
            .hero-desc, .banner-desc, .hero-lead, .geo-desc, .case-desc, .about-desc, .live-desc, .mf-desc { white-space: normal !important; }
            .hero-actions, .banner-actions, .banner-btns { flex-direction: column; align-items: stretch; }
            .hero-actions .btn, .banner-actions .btn, .banner-btns .btn { width: 100%; justify-content: center; }
            .hero-stats, .banner-stats { gap: 16px; flex-wrap: wrap; }
            .hero-stats .hero-stat, .hero-stats .banner-stat, .banner-stats .banner-stat { min-width: calc(50% - 8px); }
}
        
        @media (max-width: 992px) {
            .featured-cases-grid,
            .more-cases-grid {
                grid-template-columns: repeat(2, 1fr) !important;
            }
        }
        
        @media (max-width: 576px) {
            .featured-cases-grid,
            .more-cases-grid {
                grid-template-columns: 1fr !important;
            }
        }