/* 响应式设计 */

/* 大屏幕 (桌面) */
@media (min-width: 1200px) {
    .tools-grid {
        grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    }
    
    .main-content {
        padding: 30px;
    }
    
    .toolbar {
        padding: 25px;
    }
}

/* 中等屏幕 (平板横屏) */
@media (max-width: 1199px) and (min-width: 992px) {
    .tools-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    }
    
    .header-center {
        max-width: 400px;
    }
}

/* 小屏幕 (平板竖屏) */
@media (max-width: 991px) and (min-width: 768px) {
    :root {
        --sidebar-width: 250px;
    }
    
    .tools-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 15px;
    }
    
    .main-content {
        padding: 15px;
    }
    
    .toolbar {
        padding: 15px;
        flex-direction: column;
        gap: 15px;
        align-items: stretch;
    }
    
    .toolbar-left,
    .toolbar-right {
        justify-content: space-between;
    }
    
    .content-title {
        font-size: 20px;
    }
    
    .header-center {
        max-width: 300px;
        margin: 0 15px;
    }
    
    .add-tool-btn span {
        display: none;
    }
}

/* 超小屏幕 (手机) */
@media (max-width: 767px) {
    :root {
        --header-height: 56px;
        --sidebar-width: 280px;
    }
    
    /* 头部调整 */
    .header {
        padding: 0 15px;
    }
    
    .header-center {
        margin: 0 10px;
    }
    
    .logo h1 {
        display: none;
    }
    
    .add-tool-btn span {
        display: none;
    }
    
    .add-tool-btn {
        padding: 10px;
    }
    
    /* 侧边栏移动端处理 */
    .sidebar {
        position: fixed;
        top: var(--header-height);
        left: -100%;
        height: calc(100vh - var(--header-height));
        z-index: 1500;
        transition: left 0.3s ease;
        box-shadow: var(--shadow-hover);
    }
    
    .sidebar.show {
        left: 0;
    }
    
    .sidebar.collapsed {
        left: -100%;
        width: var(--sidebar-width);
    }
    
    /* 主内容区调整 */
    .main-content {
        padding: 10px;
        width: 100%;
    }
    
    /* 工具栏移动端布局 */
    .toolbar {
        padding: 15px;
        flex-direction: column;
        gap: 15px;
    }
    
    .toolbar-left {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
    
    .toolbar-right {
        flex-direction: column;
        gap: 10px;
    }
    
    .view-options,
    .sort-select {
        width: 100%;
    }
    
    .sort-select {
        padding: 10px 12px;
    }
    
    .content-title {
        font-size: 18px;
    }
    
    /* 工具网格移动端布局 */
    .tools-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .tools-container {
        padding: 15px;
    }
    
    /* 工具卡片移动端优化 */
    .tool-card {
        padding: 15px;
    }
    
    .tool-card-header {
        gap: 12px;
    }
    
    .tool-icon {
        width: 40px;
        height: 40px;
        font-size: 18px;
    }
    
    .tool-name {
        font-size: 16px;
    }
    
    .tool-actions {
        flex-direction: column;
        gap: 10px;
        align-items: stretch;
    }
    
    .tool-actions-left {
        justify-content: center;
    }
    
    .tool-url {
        text-align: center;
        justify-content: center;
    }
    
    /* 模态框移动端调整 */
    .modal-content {
        width: 95%;
        margin: 10px;
        max-height: calc(100vh - 20px);
    }
    
    .modal-header,
    .modal-body,
    .modal-footer {
        padding: 15px;
    }
    
    .modal-footer {
        flex-direction: column;
        gap: 10px;
    }
    
    .modal-footer .btn {
        width: 100%;
        justify-content: center;
    }
    
    /* 表单移动端优化 */
    .form-group {
        margin-bottom: 15px;
    }
    
    .form-group input,
    .form-group textarea,
    .form-group select {
        padding: 12px;
        font-size: 16px; /* 防止iOS缩放 */
    }
    
    /* 搜索框移动端优化 */
    .search-input {
        font-size: 16px; /* 防止iOS缩放 */
    }
}

/* 超超小屏幕 (小手机) */
@media (max-width: 480px) {
    .header {
        padding: 0 10px;
    }
    
    .header-center {
        margin: 0 8px;
    }
    
    .main-content {
        padding: 8px;
    }
    
    .toolbar,
    .tools-container {
        padding: 12px;
    }
    
    .tool-card {
        padding: 12px;
    }
    
    .sidebar-content {
        padding: 15px;
    }
    
    .modal-content {
        width: 98%;
        margin: 5px;
    }
}

/* 横屏模式优化 */
@media (max-height: 500px) and (orientation: landscape) {
    .modal-content {
        max-height: 95vh;
    }
    
    .sidebar {
        height: calc(100vh - var(--header-height));
    }
}

/* 触摸设备优化 */
@media (hover: none) and (pointer: coarse) {
    .tool-card:hover {
        transform: none;
    }
    
    .tool-btn,
    .sidebar-toggle,
    .theme-toggle {
        min-height: 44px;
        min-width: 44px;
    }
    
    .category-item,
    .quick-item,
    .setting-item {
        min-height: 44px;
        padding: 12px 16px;
    }
}

/* 高分辨率屏幕优化 */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .tool-icon {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
}

/* 打印样式 */
@media print {
    .header,
    .sidebar,
    .toolbar,
    .tool-actions,
    .modal {
        display: none !important;
    }
    
    .main-content {
        padding: 0;
        background: white;
    }
    
    .tools-container {
        box-shadow: none;
        border: none;
    }
    
    .tool-card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ccc;
        margin-bottom: 10px;
    }
    
    .tools-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
}

/* 侧边栏遮罩层 (移动端) */
@media (max-width: 767px) {
    .sidebar-overlay {
        position: fixed;
        top: var(--header-height);
        left: 0;
        width: 100%;
        height: calc(100vh - var(--header-height));
        background: rgba(0, 0, 0, 0.5);
        z-index: 1400;
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }
    
    .sidebar-overlay.show {
        opacity: 1;
        visibility: visible;
    }
}

/* 无障碍访问优化 */
@media (prefers-reduced-motion: reduce) {
    .sidebar,
    .modal,
    .modal-content,
    .tool-card {
        transition: none;
    }
}

/* 高对比度模式 */
@media (prefers-contrast: high) {
    .tool-card {
        border-width: 2px;
    }
    
    .btn {
        border-width: 2px;
    }
}

/* 深色模式媒体查询 */
@media (prefers-color-scheme: dark) {
    :root:not([data-theme]) {
        --primary-color: #4fc3f7;
        --secondary-color: #424242;
        --success-color: #4caf50;
        --danger-color: #f44336;
        --warning-color: #ff9800;
        --info-color: #2196f3;
        
        --bg-color: #121212;
        --surface-color: #1e1e1e;
        --card-bg: #2d2d2d;
        --text-color: #ffffff;
        --text-muted: #b0b0b0;
        --border-color: #404040;
        --shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
        --shadow-hover: 0 4px 20px rgba(0, 0, 0, 0.4);
    }
}

/* 特殊设备适配 */

/* iPad Pro */
@media (min-width: 1024px) and (max-width: 1366px) and (-webkit-min-device-pixel-ratio: 2) {
    .tools-grid {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    }
}

/* iPhone X 系列的安全区域 */
@supports (padding: max(0px)) {
    @media (max-width: 767px) {
        .header {
            padding-left: max(15px, env(safe-area-inset-left));
            padding-right: max(15px, env(safe-area-inset-right));
        }
        
        .main-content {
            padding-left: max(10px, env(safe-area-inset-left));
            padding-right: max(10px, env(safe-area-inset-right));
            padding-bottom: max(10px, env(safe-area-inset-bottom));
        }
    }
}