/* ==========================================
   响应式样式补充
   ========================================== */

/* 平板设备 */
@media (max-width: 1024px) {
    .departments-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .experts-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .related-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .footer-qr {
        gap: 16px;
    }
    
    .qr-placeholder {
        width: 90px;
        height: 90px;
    }
}

/* 小屏设备 */
@media (max-width: 480px) {
    .container {
        padding: 0 12px;
    }
    
    .section-title {
        font-size: 1.2rem;
    }
    
    .experts-grid {
        grid-template-columns: 1fr;
    }
    
    .expert-avatar img,
    .avatar-placeholder {
        width: 80px;
        height: 80px;
        font-size: 2.5rem;
    }
    
    .environment-scroll {
        gap: 12px;
    }
    
    .environment-card {
        width: 220px;
        height: 160px;
    }
    
    .news-item {
        padding: 16px;
    }
    
    .footer-nav-content {
        gap: 12px;
    }
    
    .footer-phone {
        font-size: 20px !important;
    }
    
    .qr-placeholder {
        width: 80px;
        height: 80px;
    }
    
    .qr-item p {
        font-size: 11px;
    }
}

/* 大屏幕设备 */
@media (min-width: 1400px) {
    .container {
        max-width: 1320px;
    }
    
    .departments-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}