/**
 * 响应式设计样式
 * 优化移动端体验和工具卡片设计
 */

/* 基础响应式变量 */
:root {
    --mobile-breakpoint: 768px;
    --tablet-breakpoint: 1024px;
    --desktop-breakpoint: 1200px;
    
    /* 移动端特定变量 */
    --mobile-padding: 16px;
    --mobile-gap: 12px;
    --mobile-border-radius: 8px;
    
    /* 卡片尺寸 */
    --card-min-width: 280px;
    --card-max-width: 320px;
    --card-height: auto;
}

/* 增强的工具卡片样式 */
.tool-card.enhanced {
    background: var(--bg-card);
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    border: 1px solid var(--border-color, #e0e0e0);
}

.tool-card.enhanced:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
    border-color: var(--primary-color);
}

.tool-card.enhanced .card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 12px;
}

.tool-card.enhanced .card-icon {
    font-size: 32px;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 12px;
    color: white;
    margin-bottom: 12px;
}



.tool-card.enhanced h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
    line-height: 1.3;
}

.tool-card.enhanced p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: 16px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.tool-card.enhanced .card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
}

.tool-card.enhanced .use-tool {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s ease;
}

.tool-card.enhanced .use-tool:hover {
    background: var(--secondary-color);
    transform: translateY(-1px);
}

.tool-card.enhanced .tool-meta {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.tool-card.enhanced .category {
    font-size: 12px;
    color: var(--text-secondary);
    background: var(--bg-secondary);
    padding: 2px 8px;
    border-radius: 12px;
}

/* 工具网格响应式布局 */
.tool-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(var(--card-min-width), 1fr));
    gap: 20px;
    padding: 20px;
    max-width: var(--desktop-breakpoint);
    margin: 0 auto;
}

/* 历史面板样式 */
.recent-tools,
.frequent-tools {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(var(--card-min-width), 1fr));
    gap: 20px;
    margin-top: 20px;
}

.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-secondary);
}

.empty-state .empty-icon {
    font-size: 48px;
    margin-bottom: 16px;
    opacity: 0.5;
}

.empty-state h3 {
    margin-bottom: 8px;
    color: var(--text-primary);
}

/* 历史记录样式 */
.history-stats {
    margin-bottom: 30px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 20px;
}

.stat-item {
    background: var(--bg-card);
    padding: 20px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.stat-value {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 4px;
}

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
}

.history-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color, #e0e0e0);
    margin-bottom: 20px;
}

.history-tab {
    padding: 12px 20px;
    border: none;
    background: none;
    cursor: pointer;
    color: var(--text-secondary);
    border-bottom: 2px solid transparent;
    transition: all 0.2s ease;
}

.history-tab:hover {
    color: var(--text-primary);
}

.history-tab.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.tab-panel {
    display: none;
}

.tab-panel.active {
    display: block;
}

/* 工作流进度样式 */
.current-workflow {
    background: var(--bg-card);
    border-radius: 12px;
    padding: 20px;
    margin-top: 20px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.progress-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--bg-secondary);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 20px;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transition: width 0.3s ease;
}

.step-actions {
    display: flex;
    gap: 12px;
    margin-top: 16px;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.2s ease;
}

.btn-primary:hover {
    background: var(--secondary-color);
}

.btn-secondary {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color, #e0e0e0);
    padding: 10px 20px;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-secondary:hover {
    background: var(--border-color, #e0e0e0);
}

.btn-text {
    background: none;
    color: var(--text-secondary);
    border: none;
    padding: 10px 20px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-text:hover {
    color: var(--text-primary);
}

.btn-cancel {
    background: #ff4757;
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.2s ease;
}

.btn-cancel:hover {
    background: #ff3742;
}

/* 平板设备适配 */
@media (max-width: 1024px) {
    .tool-grid {
        grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
        gap: 16px;
        padding: 16px;
    }
    
    .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: 12px;
    }
    
    .scenarios-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
    
    .quick-access-content {
        padding: 0 16px;
    }
}

/* 移动设备适配 */
@media (max-width: 768px) {
    :root {
        --card-min-width: 100%;
    }
    
    .tool-grid {
        grid-template-columns: 1fr;
        gap: 16px;
        padding: var(--mobile-padding);
    }
    
    .tool-card.enhanced {
        padding: 18px;
        border-radius: var(--mobile-border-radius);
        transition: transform 0.2s ease, box-shadow 0.2s ease;
    }
    
    .tool-card.enhanced:active {
        transform: scale(0.98);
    }
    
    .tool-card.enhanced .card-icon {
        font-size: 30px;
        width: 48px;
        height: 48px;
        margin-bottom: 14px;
    }
    
    .tool-card.enhanced h3 {
        font-size: 17px;
        margin-bottom: 10px;
    }
    
    .tool-card.enhanced p {
        font-size: 14px;
        -webkit-line-clamp: 3;
        margin-bottom: 18px;
        line-height: 1.6;
    }
    
    .tool-card.enhanced .card-footer {
        flex-direction: column;
        gap: 10px;
        align-items: stretch;
    }
    
    .tool-card.enhanced .use-tool {
        width: 100%;
        padding: 14px;
        font-size: 15px;
        font-weight: 600;
        border-radius: 8px;
        text-align: center;
    }
    
    .tool-card.enhanced .tool-meta {
        align-items: center;
        margin-top: 5px;
    }
    
    /* 工具包卡片特殊样式 */
    .tool-card.enhanced[data-category="工具包"] {
        background: linear-gradient(145deg, var(--bg-card), var(--bg-secondary));
        border-left: 4px solid var(--primary-color);
    }
    
    .tool-card.enhanced[data-category="工具包"] .card-icon {
        background: linear-gradient(135deg, var(--accent-color), var(--secondary-color));
        box-shadow: 0 4px 10px rgba(91, 106, 255, 0.25);
    }
    
    /* 快速访问栏移动端优化 */
    .quick-access-content {
        padding: 0 var(--mobile-padding);
        flex-wrap: wrap;
        gap: 8px;
    }
    
    .quick-nav {
        flex: 1;
        justify-content: space-around;
        min-width: 0;
    }
    
    .quick-nav-btn {
        flex-direction: column;
        gap: 4px;
        padding: 8px 4px;
        min-width: 60px;
    }
    
    .quick-nav-btn .text {
        font-size: 12px;
        display: block;
    }
    
    .quick-nav-btn .icon {
        font-size: 18px;
    }
    
    .quick-actions {
        order: -1;
        width: 100%;
        justify-content: flex-end;
        margin-bottom: 8px;
    }
    
    /* 面板移动端优化 */
    .panel {
        padding: var(--mobile-padding);
    }
    
    .panel-header {
        margin-bottom: 20px;
    }
    
    .panel-header h2 {
        font-size: 24px;
    }
    
    /* 统计网格移动端优化 */
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--mobile-gap);
    }
    
    .stat-item {
        padding: 16px;
    }
    
    .stat-value {
        font-size: 20px;
    }
    
    .stat-label {
        font-size: 12px;
    }
    
    /* 历史标签移动端优化 */
    .history-tabs {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        -ms-overflow-style: none;
    }
    
    .history-tabs::-webkit-scrollbar {
        display: none;
    }
    
    .history-tab {
        white-space: nowrap;
        padding: 12px 16px;
        font-size: 14px;
    }
    
    /* 场景卡片移动端优化 */
    .scenarios-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .scenario-card {
        padding: 16px;
    }
    
    .workflow-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
        padding: 16px;
    }
    
    .workflow-info {
        width: 100%;
    }
    
    .workflow-info h4 {
        font-size: 16px;
        margin-bottom: 4px;
    }
    
    .workflow-info p {
        font-size: 14px;
        margin-bottom: 8px;
    }
    
    .workflow-meta {
        justify-content: flex-start;
    }
    
    .start-workflow-btn {
        width: 100%;
        padding: 12px;
    }
    
    /* 工作流进度移动端优化 */
    .current-workflow {
        padding: 16px;
        margin-top: 16px;
    }
    
    .progress-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
    
    .progress-header h3 {
        font-size: 18px;
    }
    
    .step-actions {
        flex-direction: column;
        gap: 8px;
    }
    
    .step-actions button {
        width: 100%;
        padding: 12px;
    }
    
    /* 历史移动端优化 */
    .recent-tools,
    .frequent-tools {
        grid-template-columns: 1fr;
        gap: var(--mobile-gap);
    }
    
    .empty-state {
        padding: 40px 20px;
    }
    
    .empty-state .empty-icon {
        font-size: 36px;
    }
    
    .empty-state h3 {
        font-size: 18px;
    }
    
    .empty-state p {
        font-size: 14px;
    }
}

/* 小屏幕设备进一步优化 */
@media (max-width: 480px) {
    .tool-card.enhanced {
        padding: 16px;
        margin-bottom: 4px;
    }
    
    .tool-card.enhanced .card-icon {
        font-size: 26px;
        width: 42px;
        height: 42px;
    }
    
    .tool-card.enhanced h3 {
        font-size: 16px;
        margin-bottom: 8px;
    }
    
    .tool-card.enhanced p {
        font-size: 13px;
        line-height: 1.5;
        margin-bottom: 14px;
    }
    
    .tool-card.enhanced .use-tool {
        padding: 12px;
        font-size: 14px;
    }
    
    /* 工具包卡片在小屏幕上的特殊样式 */
    .tool-card.enhanced[data-category="工具包"] {
        border-left-width: 3px;
    }
    
    .quick-nav-btn {
        padding: 6px 2px;
        min-width: 50px;
    }
    
    .quick-nav-btn .text {
        font-size: 11px;
    }
    
    .quick-nav-btn .icon {
        font-size: 16px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .stat-item {
        padding: 12px;
    }
    
    .panel-header h2 {
        font-size: 20px;
    }
    
    .scenario-card {
        padding: 12px;
    }
    
    .workflow-item {
        padding: 12px;
    }
}

/* 深色模式适配 */
@media (prefers-color-scheme: dark) {
    .tool-card.enhanced {
        box-shadow: 0 2px 8px rgba(0,0,0,0.3);
    }
    
    .tool-card.enhanced:hover {
        box-shadow: 0 8px 25px rgba(0,0,0,0.4);
    }
    
    .stat-item {
        box-shadow: 0 2px 8px rgba(0,0,0,0.3);
    }
    
    .current-workflow {
        box-shadow: 0 2px 8px rgba(0,0,0,0.3);
    }
    
    .scenario-card {
        box-shadow: 0 2px 8px rgba(0,0,0,0.3);
    }
}

/* 高对比度模式支持 */
@media (prefers-contrast: high) {
    .tool-card.enhanced {
        border-width: 2px;
    }
    
    .tool-card.enhanced:hover {
        border-width: 3px;
    }
    
    .btn-primary,
    .btn-secondary,
    .start-workflow-btn {
        border-width: 2px;
        border-style: solid;
    }
}

/* 减少动画模式支持 */
@media (prefers-reduced-motion: reduce) {
    .tool-card.enhanced,
    .tool-card.enhanced:hover,
    .use-tool,
    .quick-nav-btn,
    .quick-action-btn,
    .mobile-fab,
    .progress-fill,
    .btn-primary,
    .btn-secondary,
    .btn-text,
    .btn-cancel,
    .start-workflow-btn {
        transition: none;
    }
    
    .tool-card.enhanced:hover {
        transform: none;
    }
    
    .mobile-fab:hover {
        transform: none;
    }
    
    .use-tool:hover {
        transform: none;
    }
}

/* 打印样式 */
@media print {
    .quick-access-bar,
    .mobile-actions,
    .step-actions,
    .quick-actions {
        display: none;
    }
    
    .tool-card.enhanced {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #000;
    }
    
    .tool-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}