/* 页面头部 */
        .support-hero {
            background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-dark) 100%);
            color: var(--white);
            padding: 160px 0 80px;
            text-align: center;
            margin-top: var(--header-height);
        }
        
        .support-hero h1 {
            font-size: 3rem;
            margin-bottom: 20px;
            font-weight: 700;
        }
        
        .support-hero p {
            font-size: 1.2rem;
            max-width: 700px;
            margin: 0 auto 40px;
            opacity: 0.9;
        }
		  .breadcrumb {
            display: flex;
            justify-content: center;
            margin-bottom: 20px;
            font-size: 0.9rem;
        }
        
        .breadcrumb a {
            color: rgba(255, 255, 255, 0.8);
            transition: var(--transition);
		    margin: 0 10px;
            color: rgba(255, 255, 255, 0.6);
        }
        
        .breadcrumb a:hover {
            color: var(--white);
        }
        
        .breadcrumb span {
            margin: 0 10px;
            color: rgba(255, 255, 255, 0.6);
        }
    
        /* 行业应用网格 */
        .industries-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 30px;
        }
        
        .industry-card {
            background: var(--white);
            border-radius: 12px;
            overflow: hidden;
            box-shadow: var(--card-shadow);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            height: 100%;
        }
        
        .industry-card:hover {
            transform: translateY(-10px);
            box-shadow: var(--hover-shadow);
        }
        
        .industry-image {
            height: 200px;
            background-color: var(--light-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            overflow: hidden;
        }
        
        .industry-image-content {
            width: 100%;
            height: 100%;
            background-size: cover;
            background-position: center;
            transition: transform 0.5s ease;
        }
        
        .industry-card:hover .industry-image-content {
            transform: scale(1.05);
        }
        
        .industry-icon {
            position: absolute;
            top: 20px;
            left: 20px;
            width: 60px;
            height: 60px;
            background: var(--white);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            color: var(--primary-blue);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        }
        
        .industry-content {
            padding: 25px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
        }
        
        .industry-content h3 {
            color: var(--primary-dark);
            margin-bottom: 15px;
            font-size: 1.5rem;
        }
        
        .industry-content p {
            color: var(--mid-text);
            margin-bottom: 20px;
            line-height: 1.6;
            flex-grow: 1;
        }
        
        .industry-stats {
            display: flex;
            justify-content: space-between;
            background: var(--light-bg);
            border-radius: 8px;
            padding: 15px;
            margin: 20px 0;
        }
        
        .stat-item {
            text-align: center;
            flex: 1;
        }
        
        .stat-value {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 5px;
            color: var(--accent);
        }
        
        .stat-label {
            font-size: 0.85rem;
            color: var(--light-text);
        }
        
        .industry-footer {
            margin-top: auto;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .industry-link {
            display: inline-flex;
            align-items: center;
            padding: 10px 24px;
            background: transparent;
            border: 1px solid var(--primary-blue);
            color: var(--primary-blue);
            border-radius: 6px;
            font-weight: 500;
            transition: var(--transition);
            font-size: 0.95rem;
            gap: 8px;
        }
        
        .industry-link:hover {
            background: var(--primary-blue);
            color: var(--white);
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(0, 102, 204, 0.2);
        }
        
     
        
        /* 成功案例部分 */
        .success-cases {
            background-color: var(--white);
        }
        
        .cases-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 30px;
            margin-bottom: 50px;
        }
        
        .case-card {
            background: var(--white);
            border-radius: 12px;
            overflow: hidden;
            box-shadow: var(--card-shadow);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            height: 100%;
        }
        
        .case-card:hover {
            transform: translateY(-10px);
            box-shadow: var(--hover-shadow);
        }
        
        .case-image {
            height: 200px;
            background-color: var(--light-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            overflow: hidden;
        }
        
        .case-image-content {
            width: 100%;
            height: 100%;
            background-size: cover;
            background-position: center;
            transition: transform 0.5s ease;
        }
        
        .case-card:hover .case-image-content {
            transform: scale(1.05);
        }
        
        .case-industry {
            position: absolute;
            top: 15px;
            right: 15px;
            background: var(--accent);
            color: var(--white);
            padding: 6px 14px;
            border-radius: 30px;
            font-size: 12px;
            font-weight: 500;
            z-index: 2;
        }
        
        .case-content {
            padding: 25px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
        }
        
        .case-header {
            display: flex;
            align-items: center;
            margin-bottom: 20px;
        }
        
        .case-logo {
            width: 60px;
            height: 60px;
            background: var(--primary-blue);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-right: 15px;
            font-weight: bold;
            font-size: 14px;
            color: var(--white);
            box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
        }
        
        .case-info h3 {
            font-size: 1.4rem;
            color: var(--primary-dark);
            margin-bottom: 5px;
            text-align: left;
        }
        
        .case-info p {
            color: var(--mid-text);
            font-size: 0.9rem;
            text-align: left;
        }
        
        .case-details {
            margin-bottom: 20px;
            flex-grow: 1;
        }
        
        .case-details h4 {
            font-size: 1.1rem;
            margin: 15px 0 8px;
            color: var(--primary-blue);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        
        .case-details p {
            color: var(--mid-text);
            line-height: 1.6;
            font-size: 0.95rem;
        }
        
        .case-stats {
            display: flex;
            justify-content: space-between;
            background: var(--light-bg);
            border-radius: 8px;
            padding: 15px;
            margin: 20px 0;
        }
        
        .stat-item {
            text-align: center;
            flex: 1;
        }
        
        .stat-value {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 5px;
            color: var(--accent);
        }
        
        .stat-label {
            font-size: 0.85rem;
            color: var(--light-text);
        }
        
        .case-footer {
            margin-top: auto;
            text-align: center;
        }
        
        .case-link {
            display: inline-flex;
            align-items: center;
            padding: 10px 24px;
            background: transparent;
            border: 1px solid var(--primary-blue);
            color: var(--primary-blue);
            border-radius: 6px;
            font-weight: 500;
            transition: var(--transition);
            font-size: 0.95rem;
            gap: 8px;
        }
        
        .case-link:hover {
            background: var(--primary-blue);
            color: var(--white);
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(0, 102, 204, 0.2);
        }
        
        .view-more-container {
            text-align: center;
            margin-top: 40px;
        }
        
        /* 响应式设计 */
        @media (max-width: 992px) {
            .nav-menu {
                position: fixed;
                top: 130px;
                left: -100%;
                width: 80%;
                max-width: 400px;
                height: calc(100vh - 130px);
                background: var(--white);
                flex-direction: column;
                padding: 20px;
                box-shadow: 5px 0 15px rgba(0, 0, 0, 0.1);
                overflow-y: auto;
                transition: left 0.3s ease;
                justify-content: flex-start;
            }
            
            .nav-menu.active {
                left: 0;
            }
             .support-hero h1 {
                font-size: 2.5rem;
            }
            
            .support-hero p {
                font-size: 1.1rem;
            }
            .nav-menu > li {
                width: 100%;
            }
            
            .nav-menu > li > a {
                padding: 15px;
                border-radius: 6px;
                margin-bottom: 5px;
                justify-content: space-between;
            }
            
            .nav-menu > li > a i:last-child {
                margin-left: auto;
                transition: transform 0.3s ease;
            }
            
            .nav-menu > li > a.has-dropdown.active i:last-child {
                transform: rotate(180deg);
            }
            
            .dropdown {
                position: static;
                width: 100%;
                box-shadow: none;
                border: none;
                margin: 10px 0;
                opacity: 1;
                visibility: visible;
                transform: none;
                display: none;
                padding: 0 0 0 20px;
            }
            
            .dropdown.active {
                display: block;
            }
            
            .search-container, .nav-phone span {
                display: none;
            }
            
            .mobile-menu-btn {
                display: flex;
            }
            
            .nav-phone {
                padding: 10px;
                font-size: 0;
            }
            
            .nav-phone i {
                margin: 0;
                font-size: 18px;
            }
        }
        
        @media (max-width: 768px) {
            .header-main {
                padding: 10px 0;
            }
            
            .logo {
                height: 50px;
            }
              .support-hero {
                padding: 80px 0 20px;
            }
            
            .support-hero h1 {
                font-size: 2rem;
            }
            
            .support-hero p {
                font-size: 1rem;
            }
            .page-header h1 {
                font-size: 2rem;
            }
            
            .page-header p {
                font-size: 1rem;
            }
            
            .section {
                padding: 60px 0;
            }
            
            .section-title {
                margin-bottom: 40px;
            }
            
            .section-title h2 {
                font-size: 2rem;
            }
            
            .section-title h2::after {
                bottom: -10px;
                width: 60px;
                height: 3px;
            }
            
            .section-title p {
                font-size: 1rem;
                margin-top: 20px;
            }
            
            .industries-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            
            .stats-container {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            
            .stat-card .number {
                font-size: 2.5rem;
            }
            
            .cases-container {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            
            .cta-content h2 {
                font-size: 2rem;
            }
            
            .cta-content p {
                font-size: 1rem;
            }
            
            .cta-buttons {
                flex-direction: column;
                align-items: center;
            }
            
            .breadcrumb {
                margin-top: 120px;
            }
        }
        
        @media (max-width: 576px) {
            .page-header h1 {
                font-size: 1.8rem;
            }
            
            .section-title h2 {
                font-size: 1.8rem;
            }
            
            .stats-container {
                grid-template-columns: 1fr;
            }
            
            .industry-stats {
                flex-direction: column;
                gap: 15px;
            }
            
            .industry-footer {
                flex-direction: column;
                gap: 15px;
                align-items: stretch;
            }
            
            .industry-link {
                text-align: center;
            }
            
            .filter-container {
                flex-direction: column;
                align-items: stretch;
            }
            
            .search-box {
                min-width: 100%;
            }
            
            .filter-buttons {
                justify-content: center;
            }
        }