/* 响应式样式文件 - 移动端和不同屏幕尺寸适配 */

/* 平板端适配 (768px - 1024px) */
@media (max-width: 1024px) {
    .header-content {
        max-width: 100%;
    }
    
    .user-actions {
        position: static;
        margin-top: 1rem;
        justify-content: center;
    }
    
    header h1 {
        font-size: 2.2rem;
    }
    
    .tools-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 1.2rem;
    }
    
    main {
        padding: 1.5rem;
    }
}

/* 移动端适配 (768px 及以下) */
@media (max-width: 768px) {
    header {
        padding: 1rem;
        text-align: center;
    }
    
    header h1 {
        font-size: 1.8rem;
        margin-bottom: 0.5rem;
    }
    
    .subtitle {
        font-size: 1rem;
        margin-bottom: 1rem;
    }
    
    .user-actions {
        flex-direction: column;
        gap: 0.5rem;
        margin-top: 1rem;
    }
    
    /* 分类导航移动端样式 */
    .category-nav {
        margin: 1rem 0;
        padding: 0.75rem;
        gap: 0.3rem;
    }
    
    .nav-item {
        padding: 0.6rem 1rem;
        font-size: 0.85rem;
        flex: 1;
        justify-content: center;
        min-width: 0;
    }
    
    .auth-btn {
        padding: 0.6rem 1.5rem;
        font-size: 0.9rem;
        width: 100%;
        max-width: 200px;
    }
    
    main {
        padding: 1rem;
    }
    
    .search-input {
        font-size: 1rem;
        padding: 0.9rem 1.2rem;
    }
    
    .tools-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .category-title {
        font-size: 1.5rem;
        margin-bottom: 1rem;
    }
    
    /* 移动端工具卡片优化 */
    .tool-card {
        padding: 1.2rem;
        border-radius: 10px;
    }
    
    .tool-name {
        font-size: 1.1rem;
        margin-bottom: 0.4rem;
    }
    
    .tool-desc {
        font-size: 0.85rem;
    }
    
    .tool-actions {
        margin-top: 0.8rem;
        padding-top: 0.8rem;
        opacity: 1; /* 移动端始终显示操作按钮 */
    }
    
    .tool-action-btn {
        padding: 0.5rem 0.8rem;
        font-size: 1rem;
        min-width: 44px; /* 触摸友好的最小尺寸 */
        min-height: 44px;
    }
    
    /* 工具卡片触摸反馈 */
    .tool-card:active {
        transform: scale(0.98);
    }
    
    .custom-tool-card .tool-actions {
        border-top-color: rgba(139, 92, 246, 0.2);
    }
    
    /* 移动端按钮优化 */
    .back-to-top {
        bottom: 1rem;
        right: 1rem;
        width: 48px;
        height: 48px;
        font-size: 1.1rem;
    }
    
    /* 移动端模态框优化 */
    .modal-content {
        width: 95%;
        margin: 1rem;
        max-height: 90vh;
        overflow-y: auto;
    }
    
    .modal-header {
        padding: 1.2rem 1.5rem;
    }
    
    .modal-header h2 {
        font-size: 1.3rem;
    }
    
    .auth-form {
        padding: 1.5rem;
    }
    
    .form-group {
        margin-bottom: 1.2rem;
    }
    
    .form-input {
        padding: 0.9rem;
        font-size: 1rem;
    }
    
    .form-submit-btn {
        padding: 1rem;
        font-size: 1rem;
    }
    
    .modal-close {
        width: 40px;
        height: 40px;
        font-size: 1.8rem;
    }
    
    /* 移动端错误消息 */
    .error-message {
        font-size: 0.9rem;
        padding: 1rem;
    }
    
    /* 移动端删除确认对话框 */
    .delete-modal-actions {
        flex-direction: column;
    }
    
    .delete-modal-actions .btn {
        width: 100%;
    }
    
    /* 移动端搜索结果 */
    .search-results-notification {
        margin: 0.5rem;
        padding: 1rem;
        font-size: 0.9rem;
    }
    
    /* 移动端确认对话框 */
    .confirm-dialog .modal-content {
        width: 95%;
        margin: 1rem;
    }
    
    .confirm-dialog .modal-body {
        padding: 1.5rem;
    }
    
    .confirm-dialog .modal-footer {
        flex-direction: column;
        padding: 0 1.5rem 1.5rem;
    }
    
    .confirm-dialog .btn {
        width: 100%;
    }
}

/* 小屏幕优化 (480px 及以下) */
@media (max-width: 480px) {
    header {
        padding: 0.8rem;
    }
    
    header h1 {
        font-size: 1.6rem;
    }
    
    .subtitle {
        font-size: 0.9rem;
    }
    
    main {
        padding: 0.8rem;
    }
    
    .search-input {
        padding: 0.8rem 1rem;
    }
    
    /* 小屏幕工具卡片优化 */
    .tool-card {
        padding: 1rem;
    }
    
    .tool-name {
        font-size: 1rem;
    }
    
    .tool-desc {
        font-size: 0.8rem;
    }
    
    .tag {
        font-size: 0.7rem;
        padding: 0.15rem 0.5rem;
    }
    
    /* 小屏幕模态框优化 */
    .modal-content {
        width: 98%;
        margin: 0.5rem;
    }
    
    .modal-header {
        padding: 1rem 1.2rem;
    }
    
    .modal-header h2 {
        font-size: 1.3rem;
    }
    
    .auth-form {
        padding: 1.2rem;
    }
    
    .form-input {
        padding: 0.8rem;
    }
    
    .back-to-top {
        bottom: 0.8rem;
        right: 0.8rem;
    }
    
    /* 删除确认模态框小屏幕优化 */
    .delete-modal {
        max-width: 95%;
    }
    
    .delete-modal-body {
        padding: 1.2rem;
    }
    
    .delete-modal-body h3 {
        font-size: 1.2rem;
    }
    
    .delete-modal-body p {
        font-size: 0.9rem;
    }
    
    .tool-card {
        margin-bottom: 0.5rem;
    }
    
    .category-title {
        font-size: 1.3rem;
    }
    
    /* 小屏幕搜索优化 */
    .search-container {
        margin-bottom: 1rem;
    }
    
    .search-box {
        max-width: 100%;
    }
}

/* 超小屏幕优化 (320px 及以下) */
@media (max-width: 320px) {
    header h1 {
        font-size: 1.4rem;
    }
    
    .subtitle {
        font-size: 0.85rem;
    }
    
    main {
        padding: 0.5rem;
    }
    
    .modal-content {
        width: 100%;
        margin: 0;
        border-radius: 0;
    }
    
    .modal-header {
        padding: 0.8rem 1rem;
    }
    
    .modal-header h2 {
        font-size: 1.2rem;
    }
    
    .auth-form {
        padding: 1rem;
    }
    
    .tool-card {
        padding: 0.8rem;
        border-radius: 8px;
    }
    
    .tool-name {
        font-size: 0.95rem;
    }
    
    .tool-desc {
        font-size: 0.75rem;
    }
    
    .back-to-top {
        width: 44px;
        height: 44px;
        bottom: 0.5rem;
        right: 0.5rem;
        font-size: 1rem;
    }
    
    .tool-card:hover {
        transform: none; /* 禁用悬停效果 */
    }
    
    .tool-card:active {
        transform: scale(0.98);
        transition: transform 0.1s ease;
    }
}

/* 横屏模式优化 */
@media (max-height: 600px) and (orientation: landscape) {
    .modal-content {
        max-height: 95vh;
        overflow-y: auto;
    }
    
    .modal-header {
        padding: 0.8rem 1.5rem;
    }
    
    .modal-header h2 {
        font-size: 1.2rem;
    }
    
    .auth-form {
        padding: 1rem 1.5rem;
    }
    
    .form-group {
        margin-bottom: 1rem;
    }
    
    header {
        padding: 1rem;
    }
    
    header h1 {
        font-size: 1.5rem;
    }
    
    .subtitle {
        font-size: 0.9rem;
        margin-bottom: 0.5rem;
    }
}

/* 高分辨率屏幕优化 */
@media (min-width: 1400px) {
    .tools-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 2rem;
    }
    
    .tool-card {
        padding: 2rem;
    }
    
    .tool-name {
        font-size: 1.3rem;
    }
    
    .tool-desc {
        font-size: 1rem;
    }
}

/* 邮箱确认模态框响应式 */
@media (max-width: 768px) {
    .email-confirmation-modal .modal-content {
        margin: 1rem;
        max-width: calc(100% - 2rem);
    }
    
    .email-confirmation-modal .modal-header {
        padding: 1.5rem;
    }
    
    .email-confirmation-content {
        padding: 1.5rem;
    }
    
    .email-confirmation-modal .modal-footer {
        padding: 1rem 1.5rem;
        flex-direction: column;
    }
    
    .email-confirmation-modal .btn {
        width: 100%;
        justify-content: center;
    }
}

/* 通知响应式 */
@media (max-width: 768px) {
    .notification {
        top: 1rem;
        right: 1rem;
        left: 1rem;
        max-width: none;
    }
}

/* 打印样式 */
@media print {
    .modal,
    .back-to-top,
    .floating-action-buttons,
    .tool-actions,
    .user-actions {
        display: none !important;
    }
    
    .tool-card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ccc;
    }
    
    .tool-card:hover {
        transform: none;
        box-shadow: none;
    }
}