/* mobile.css - 移动端专用样式 */

/* 移动端基础优化 */
@media (max-width: 768px) {
    /* 防止水平滚动 */
    body {
        overflow-x: hidden;
        -webkit-overflow-scrolling: touch;
    }
    
    /* 优化触摸反馈 */
    * {
        -webkit-tap-highlight-color: transparent;
    }
    
    /* 优化字体渲染 */
    * {
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }
    
    /* 优化图片显示 */
    img {
        max-width: 100%;
        height: auto;
        -webkit-user-select: none;
        -moz-user-select: none;
        -ms-user-select: none;
        user-select: none;
    }
    
    /* 优化链接点击区域 */
    a {
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    /* 优化按钮 */
    button, .btn {
        min-height: 44px;
        padding: 0.8rem 1.5rem;
        font-size: 1rem;
        border-radius: 8px;
        -webkit-appearance: none;
        appearance: none;
    }
    
    /* 优化表单元素 */
    input, select, textarea {
        font-size: 16px;
        padding: 0.8rem;
        border-radius: 8px;
        -webkit-appearance: none;
        appearance: none;
    }
    
    /* 优化卡片间距 */
    .card, .feature-card, .news-item {
        margin-bottom: 1rem;
        border-radius: 12px;
    }
    
    /* 优化网格布局 */
    .grid, .features-grid, .news-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    /* 服务特色模块移动端优化 */
    .features {
        padding: 2rem 1rem;
    }
    
    .features-layout {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .features-images {
        order: 2;
        width: 100%;
    }
    
    .features-images img {
        width: 100%;
        border-radius: 8px;
        box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    }
    
    .features-grid {
        order: 1;
        flex-direction: row; /* 保持横向排列 */
        width: 100%;
        gap: 0.8rem;
        justify-content: center;
        flex-wrap: nowrap; /* 不换行 */
    }
    
    .feature-card {
        width: auto;
        padding: 1rem;
        border-radius: 8px;
        box-shadow: 0 1px 3px rgba(0,0,0,0.1);
        transition: all 0.2s ease;
        min-height: 80px;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        flex: 1; /* 平均分配空间 */
        min-width: 120px; /* 设置最小宽度 */
    }
    
    .feature-card:active {
        transform: scale(0.98);
        background-color: #f8f9fa;
    }
    
    .feature-icon {
        font-size: 1.8rem;
        margin-bottom: 0.6rem;
        color: #14c45d;
    }
    
    .feature-card h3 {
        font-size: 1rem;
        margin: 0;
        color: #2c3e50;
        text-align: center;
        line-height: 1.2;
    }
    
    /* 优化文本可读性 */
    p {
        line-height: 1.6;
        margin-bottom: 1rem;
    }
    
    h1, h2, h3, h4, h5, h6 {
        line-height: 1.3;
        margin-bottom: 0.8rem;
    }
    
    /* 移动端导航优化 */
    .navbar {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 1000;
        background: white;
        box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    }
    
    .nav-container {
        display: flex;
        justify-content: center; /* 移动端logo居中 */
        align-items: center;
        padding: 0.8rem 1rem;
        max-width: 1200px;
        margin: 0 auto;
    }
    
    /* 移动端logo样式优化 */
    .logo {
        cursor: pointer;
        transition: all 0.3s ease;
    }
    
    .logo:active {
        transform: scale(0.95);
    }
    
    /* 移动端菜单样式已在styles.css中定义，这里只保留桌面端隐藏逻辑 */
    
    .nav-links {
        display: none !important;
    }
}

/* 桌面端隐藏移动端菜单 */
@media (min-width: 769px) {
    .mobile-menu {
        display: none !important;
    }
    
    .nav-links {
        display: flex !important;
    }
}

/* 小屏幕优化 */
@media (max-width: 576px) {
    /* 进一步减小字体 */
    body {
        font-size: 14px;
    }
    
    h1 { font-size: 1.8rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.3rem; }
    h4 { font-size: 1.1rem; }
    
    /* 优化间距 */
    .section, .container {
        padding: 1rem;
    }
    
    /* 优化按钮大小 */
    .btn, button {
        padding: 0.8rem 1.5rem;
        font-size: 0.9rem;
    }
    
    /* 优化图标大小 */
    .icon, i {
        font-size: 1.2rem;
    }
    
    /* 优化导航 */
    .nav-container {
        padding: 0.6rem 0.8rem;
        justify-content: center; /* 确保小屏幕也居中 */
    }
    
    .logo-img {
        height: 35px;
    }
    
    /* 服务特色小屏幕优化 */
    .features {
        padding: 1.5rem 0.8rem;
    }
    
    .features-container {
        padding: 0 0.5rem;
    }
    
    .features-grid {
        gap: 0.6rem;
        flex-direction: row; /* 保持横向排列 */
        flex-wrap: nowrap;
    }
    
    .feature-card {
        padding: 0.8rem 0.6rem;
        min-height: 70px;
        border-radius: 6px;
        flex: 1;
        min-width: 100px;
    }
    
    .feature-icon {
        font-size: 1.6rem;
        margin-bottom: 0.5rem;
    }
    
    .feature-card h3 {
        font-size: 0.9rem;
    }
}

/* 超小屏幕优化 */
@media (max-width: 480px) {
    /* 进一步优化布局 */
    .container {
        padding: 0.5rem;
    }
    
    /* 优化轮播图 */
    .carousel-slide {
        height: 40vh;
    }
    
    .slide-content h1 {
        font-size: 1.5rem;
    }
    
    .slide-content p {
        font-size: 0.9rem;
    }
    
    /* 服务特色超小屏幕优化 */
    .features {
        padding: 1rem 0.5rem;
    }
    
    .features-container {
        padding: 0 0.3rem;
    }
    
    .features-grid {
        gap: 0.4rem; /* 最小间距 */
        flex-direction: row; /* 保持横向排列 */
        flex-wrap: nowrap;
    }
    
    .feature-card {
        padding: 0.6rem 0.4rem;
        min-height: 65px;
        border-radius: 5px;
        flex: 1;
        min-width: 90px;
    }
    
    .feature-icon {
        font-size: 1.4rem;
        margin-bottom: 0.4rem;
    }
    
    .feature-card h3 {
        font-size: 0.8rem;
        line-height: 1.1;
    }
}

/* 横屏优化 */
@media (max-width: 768px) and (orientation: landscape) {
    .hero-carousel {
        height: 50vh;
    }
    
    .slide-content {
        padding: 1rem;
    }
    
    .slide-content h1 {
        font-size: 1.8rem;
    }
    
    .slide-content p {
        font-size: 0.9rem;
    }
}

/* 触摸优化 */
@media (hover: none) and (pointer: coarse) {
    /* 移除悬停效果 */
    .feature-card:hover,
    .news-item:hover,
    .app-card:hover {
        transform: none;
    }
    
    /* 优化触摸目标 */
    .nav-links a,
    .footer-links a,
    .feature-card,
    .news-item {
        min-height: 48px;
    }
    
    /* 优化滚动 */
    .scroll-container {
        -webkit-overflow-scrolling: touch;
        scroll-behavior: smooth;
    }
}

/* 高DPI屏幕优化 */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    /* 优化图片显示 */
    img {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
}

/* 深色模式支持 */
@media (prefers-color-scheme: dark) {
    /* 可以根据需要添加深色模式样式 */
}

/* 减少动画（用户偏好） */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* 移动端性能优化 */
@media (max-width: 768px) {
    /* 减少阴影效果 */
    .card, .feature-card, .news-item {
        box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    }
    
    /* 优化渐变 */
    .hero {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    }
    
    /* 减少不必要的动画 */
    .animate-on-scroll {
        animation: none;
    }
}

/* 移动端表单优化 */
@media (max-width: 768px) {
    .form-group {
        margin-bottom: 1.5rem;
    }
    
    .form-group label {
        display: block;
        margin-bottom: 0.5rem;
        font-weight: 500;
    }
    
    .form-group input,
    .form-group select,
    .form-group textarea {
        width: 100%;
        border: 2px solid #e1e5e9;
        transition: border-color 0.2s ease;
    }
    
    .form-group input:focus,
    .form-group select:focus,
    .form-group textarea:focus {
        border-color: #14c45d;
        outline: none;
    }
    
    .submit-button {
        width: 100%;
        background: #14c45d;
        color: white;
        border: none;
        font-weight: 600;
        transition: background-color 0.2s ease;
    }
    
    .submit-button:active {
        background: #12a54d;
    }
}