/* RealTodo - 专为ADHD/INTP设计的极简任务管理器 */

:root {
    /* 舒缓的色彩方案 - 降低焦虑 */
    --primary-color: #6366f1;
    --primary-light: #818cf8;
    --primary-dark: #4f46e5;
    --secondary-color: #10b981;
    --accent-color: #f59e0b;

    /* 中性色调 */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --border-color: #e2e8f0;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;

    /* 状态色彩 */
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    --info-color: #3b82f6;

    /* 阴影 */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);

    /* 圆角 */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;

    /* 间距 */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;

    /* 字体 */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    /* 动画 */
    --transition-fast: 150ms ease-in-out;
    --transition-normal: 250ms ease-in-out;
    --transition-slow: 350ms ease-in-out;
}

/* 深色模式支持 */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-primary: #0f172a;
        --bg-secondary: #1e293b;
        --bg-tertiary: #334155;
        --border-color: #475569;
        --text-primary: #f8fafc;
        --text-secondary: #cbd5e1;
        --text-muted: #64748b;
    }
}

/* 基础重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-sans);
    font-size: 14px;
    line-height: 1.5;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* 应用容器 */
.app-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    max-width: 100%;
    margin: 0 auto;
}

/* 顶部导航 */
.header {
    background-color: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(8px);
    background-color: rgba(255, 255, 255, 0.9);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-md) var(--space-lg);
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-color);
    text-decoration: none;
}

.header-actions {
    display: flex;
    gap: var(--space-sm);
}

/* 主要内容区域 */
.main-content {
    flex: 1;
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

/* 快速任务捕获 */
.quick-capture {
    position: relative;
}

.capture-container {
    display: flex;
    gap: var(--space-sm);
    align-items: center;
}

.quick-input {
    flex: 1;
    padding: var(--space-lg);
    font-size: 1.125rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-xl);
    background-color: var(--bg-secondary);
    transition: all var(--transition-normal);
    outline: none;
}

.quick-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
    transform: translateY(-1px);
}

.quick-input::placeholder {
    color: var(--text-muted);
}

.capture-btn {
    padding: var(--space-lg);
    border-radius: var(--radius-xl);
    background-color: var(--primary-color);
    color: white;
    border: none;
    cursor: pointer;
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
}

.capture-btn:hover {
    background-color: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.capture-btn:active {
    transform: translateY(0);
}

/* 统计概览 */
.stats-overview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--space-md);
}

.stat-card {
    background-color: var(--bg-secondary);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    text-align: center;
    border: 1px solid var(--border-color);
    transition: all var(--transition-normal);
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.stat-number {
    font-size: 2rem;
    font-weight: 600;
    color: var(--primary-color);
    line-height: 1;
    margin-bottom: var(--space-xs);
    transition: all var(--transition-fast);
}

.stat-number.clickable {
    cursor: pointer;
    border-radius: var(--radius-sm);
    padding: var(--space-xs);
}

.stat-number.clickable:hover {
    background-color: var(--bg-tertiary);
    transform: scale(1.05);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* 过滤器 */
.filters {
    background-color: var(--bg-secondary);
    padding: var(--space-md);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
}

.filter-group {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.filter-btn {
    padding: var(--space-sm) var(--space-md);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: var(--bg-primary);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 0.875rem;
    white-space: nowrap;
}

.filter-btn:hover {
    background-color: var(--bg-tertiary);
    border-color: var(--primary-color);
}

.filter-btn.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* 任务列表 */
.task-list-container {
    background-color: var(--bg-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.task-list-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-lg);
    border-bottom: 1px solid var(--border-color);
}

.task-list-header h2 {
    font-size: 1.125rem;
    font-weight: 600;
}

.view-toggle {
    display: flex;
    gap: var(--space-xs);
}

.view-btn {
    padding: var(--space-xs) var(--space-sm);
    border: 1px solid var(--border-color);
    background-color: var(--bg-primary);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 0.75rem;
}

.view-btn:first-child {
    border-radius: var(--radius-sm) 0 0 var(--radius-sm);
}

.view-btn:last-child {
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.view-btn.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.task-list {
    padding: var(--space-md);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    max-height: 600px;
    overflow-y: auto;
}

/* 任务项 */
.task-item {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    transition: all var(--transition-normal);
    cursor: pointer;
    position: relative;
}

.task-item:hover {
    border-color: var(--primary-light);
    box-shadow: var(--shadow-sm);
    transform: translateY(-1px);
}

.task-item.completed {
    opacity: 0.6;
    background-color: var(--bg-tertiary);
}

.task-item.completed .task-title {
    text-decoration: line-through;
    color: var(--text-muted);
}

.task-header {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.task-checkbox {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 2px;
}

.task-checkbox:hover {
    border-color: var(--primary-color);
}

.task-checkbox.checked {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.task-checkbox.checked::after {
    content: '✓';
    color: white;
    font-size: 12px;
    font-weight: bold;
}

.task-content {
    flex: 1;
}

.task-title {
    font-weight: 500;
    margin-bottom: var(--space-xs);
    color: var(--text-primary);
}

.task-meta {
    display: flex;
    gap: var(--space-md);
    align-items: center;
    flex-wrap: wrap;
}

.task-energy, .task-value {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.energy-bar, .value-bar {
    width: 30px;
    height: 4px;
    background-color: var(--bg-tertiary);
    border-radius: 2px;
    overflow: hidden;
}

.energy-fill, .value-fill {
    height: 100%;
    background-color: var(--accent-color);
    transition: width var(--transition-fast);
}

.task-moods {
    display: flex;
    gap: var(--space-xs);
    flex-wrap: wrap;
}

.mood-tag {
    padding: 2px var(--space-xs);
    background-color: var(--bg-tertiary);
    color: var(--text-muted);
    border-radius: var(--radius-sm);
    font-size: 0.625rem;
    border: 1px solid var(--border-color);
}

/* 空状态 */
.empty-state {
    text-align: center;
    padding: var(--space-2xl);
    color: var(--text-muted);
}

.empty-icon {
    margin-bottom: var(--space-lg);
    opacity: 0.5;
}

.empty-state h3 {
    font-size: 1.125rem;
    margin-bottom: var(--space-sm);
    color: var(--text-secondary);
}

.empty-state p {
    font-size: 0.875rem;
}

/* 悬浮添加按钮 */
.fab {
    position: fixed;
    bottom: var(--space-xl);
    right: var(--space-xl);
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: white;
    border: none;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.fab:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
}

.fab:active {
    transform: translateY(0);
}

/* 模态框 */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background-color: var(--bg-primary);
    border-radius: var(--radius-xl);
    max-width: 600px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    transform: scale(0.9) translateY(20px);
    transition: all var(--transition-normal);
}

.modal-overlay.active .modal {
    transform: scale(1) translateY(0);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-lg);
    border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
}

.close-btn {
    width: 32px;
    height: 32px;
    border: none;
    background: none;
    font-size: 1.5rem;
    color: var(--text-muted);
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.close-btn:hover {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
}

.modal-body {
    padding: var(--space-lg);
}

/* 表单样式 */
.form-group {
    margin-bottom: var(--space-lg);
}

.form-group label {
    display: block;
    margin-bottom: var(--space-sm);
    font-weight: 500;
    color: var(--text-primary);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.875rem;
    transition: all var(--transition-fast);
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
}

.range-input {
    width: 100%;
    height: 6px;
    border-radius: 3px;
    background: var(--border-color);
    outline: none;
    -webkit-appearance: none;
    cursor: pointer;
}

.range-input::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.range-input::-webkit-slider-thumb:hover {
    transform: scale(1.1);
    box-shadow: 0 0 0 8px rgba(99, 102, 241, 0.1);
}

.range-input::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    border: none;
    transition: all var(--transition-fast);
}

.range-labels {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: var(--space-sm);
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.range-labels span:nth-child(2) {
    font-weight: 600;
    color: var(--primary-color);
}

/* 心情标签 */
.mood-tags {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.mood-tag {
    padding: var(--space-sm) var(--space-md);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: var(--bg-secondary);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 0.875rem;
}

.mood-tag:hover {
    border-color: var(--primary-light);
    background-color: var(--bg-tertiary);
}

.mood-tag.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* 步骤容器 */
.steps-container {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.step-item {
    display: flex;
    gap: var(--space-sm);
    align-items: center;
}

.step-input {
    flex: 1;
    padding: var(--space-sm) var(--space-md);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: var(--bg-secondary);
    font-family: inherit;
    font-size: 0.875rem;
    outline: none;
    transition: all var(--transition-fast);
}

.step-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.remove-step {
    width: 32px;
    height: 32px;
    border: none;
    background: none;
    color: var(--text-muted);
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.remove-step:hover {
    background-color: var(--bg-tertiary);
    color: var(--error-color);
}

/* 表单操作 */
.form-actions {
    display: flex;
    gap: var(--space-sm);
    justify-content: flex-end;
    padding-top: var(--space-lg);
    border-top: 1px solid var(--border-color);
}

/* 按钮样式 */
.btn {
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: 1px solid transparent;
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    text-decoration: none;
    outline: none;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.btn-primary:hover:not(:disabled) {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.btn-ghost {
    background-color: transparent;
    color: var(--text-secondary);
    border-color: var(--border-color);
}

.btn-ghost:hover:not(:disabled) {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border-color: var(--primary-light);
}

.btn-danger {
    color: var(--error-color) !important;
    border-color: var(--error-color) !important;
}

.btn-danger:hover:not(:disabled) {
    background-color: var(--error-color) !important;
    color: white !important;
}

.btn-academic {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    font-weight: 600;
}

.btn-academic:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
}

.btn-secondary {
    background-color: #6c757d;
    color: white;
    border-color: #6c757d;
}

.btn-secondary:hover:not(:disabled) {
    background-color: #5a6268;
    border-color: #545b62;
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .header-content {
        padding: var(--space-md);
    }

    .main-content {
        padding: var(--space-md);
        gap: var(--space-lg);
    }

    .stats-overview {
        grid-template-columns: repeat(2, 1fr);
    }

    .filter-group {
        overflow-x: auto;
        flex-wrap: nowrap;
        -webkit-overflow-scrolling: touch;
    }

    .filter-group::-webkit-scrollbar {
        display: none;
    }

    .task-list-header {
        flex-direction: column;
        gap: var(--space-sm);
        align-items: flex-start;
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }

    .form-actions {
        flex-direction: column;
    }

    .fab {
        bottom: var(--space-lg);
        right: var(--space-lg);
    }

    .modal {
        width: 95%;
        max-height: 90vh;
    }
}

@media (max-width: 480px) {
    .stats-overview {
        grid-template-columns: 1fr;
    }

    .header-actions {
        flex-direction: column;
        gap: var(--space-xs);
    }

    .btn {
        padding: var(--space-xs) var(--space-sm);
        font-size: 0.75rem;
    }

    .capture-container {
        flex-direction: column;
    }

    .quick-input {
        font-size: 1rem;
    }

    .capture-btn {
        align-self: flex-end;
    }
}

/* 动画和过渡效果 */
@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.task-item {
    animation: slideIn var(--transition-normal) ease-out;
}

/* 滚动条样式 */
.task-list::-webkit-scrollbar {
    width: 6px;
}

.task-list::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
    border-radius: 3px;
}

.task-list::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

.task-list::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* 无障碍支持 */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* 高对比度模式支持 */
@media (prefers-contrast: high) {
    :root {
        --border-color: #000000;
        --text-secondary: #000000;
        --text-muted: #333333;
    }

    .btn {
        border-width: 2px;
    }

    .task-checkbox {
        border-width: 3px;
    }
}

/* 焦点样式 */
*:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* 任务操作按钮 */
.task-actions {
    display: flex;
    gap: var(--space-xs);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.task-item:hover .task-actions {
    opacity: 1;
}

.task-action-btn {
    padding: var(--space-xs) var(--space-sm);
    font-size: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background-color: var(--bg-primary);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.task-action-btn:hover {
    background-color: var(--bg-tertiary);
    border-color: var(--primary-light);
}

.task-action-btn.delete:hover {
    background-color: var(--error-color);
    color: white;
    border-color: var(--error-color);
}

/* 任务描述 */
.task-why {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
    font-style: italic;
}

/* 进度条 */
.task-progress {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-top: var(--space-sm);
}

.progress-bar {
    flex: 1;
    height: 6px;
    background-color: var(--bg-tertiary);
    border-radius: 3px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background-color: var(--success-color);
    transition: width var(--transition-normal);
}

.progress-text {
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Toast通知 */
.toast {
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    box-shadow: var(--shadow-lg);
}

/* 四象限矩阵视图 */
.matrix-view {
    padding: var(--space-lg);
    min-height: 600px;
}

.matrix-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
    min-height: 500px;
}

.matrix-quadrant {
    background-color: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--space-md);
    display: flex;
    flex-direction: column;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.matrix-quadrant::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.matrix-quadrant.urgent-important::before {
    background: linear-gradient(90deg, #ef4444, #dc2626);
}

.matrix-quadrant.important-not-urgent::before {
    background: linear-gradient(90deg, #10b981, #059669);
}

.matrix-quadrant.urgent-not-important::before {
    background: linear-gradient(90deg, #f59e0b, #d97706);
}

.matrix-quadrant.not-urgent-not-important::before {
    background: linear-gradient(90deg, #64748b, #475569);
}

.matrix-quadrant.urgent-important {
    border-color: #fecaca;
    background-color: #fef2f2;
}

.matrix-quadrant.important-not-urgent {
    border-color: #bbf7d0;
    background-color: #f0fdf4;
}

.matrix-quadrant.urgent-not-important {
    border-color: #fed7aa;
    background-color: #fffbeb;
}

.matrix-quadrant.not-urgent-not-important {
    border-color: #e2e8f0;
    background-color: #f8fafc;
}

/* 深色模式下的象限颜色 */
@media (prefers-color-scheme: dark) {
    .matrix-quadrant.urgent-important {
        border-color: #7f1d1d;
        background-color: #1f0303;
    }

    .matrix-quadrant.important-not-urgent {
        border-color: #14532d;
        background-color: #031b0d;
    }

    .matrix-quadrant.urgent-not-important {
        border-color: #78350f;
        background-color: #1a0f06;
    }

    .matrix-quadrant.not-urgent-not-important {
        border-color: #334155;
        background-color: #0f172a;
    }
}

.quadrant-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-sm);
    border-bottom: 1px solid var(--border-color);
}

.quadrant-header h3 {
    font-size: 1rem;
    font-weight: 600;
    margin: 0;
}

.quadrant-count {
    background-color: var(--primary-color);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    min-width: 20px;
    text-align: center;
}

.quadrant-tasks {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    min-height: 200px;
    max-height: 300px;
    overflow-y: auto;
    padding: var(--space-xs);
    border-radius: var(--radius-sm);
    transition: background-color var(--transition-fast);
}

.quadrant-tasks.drag-over {
    background-color: rgba(99, 102, 241, 0.1);
    border: 2px dashed var(--primary-color);
    box-shadow: inset 0 0 0 4px rgba(99, 102, 241, 0.05);
}

/* 任务卡片（矩阵视图） */
.task-card {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    cursor: grab;
    transition: all var(--transition-fast);
    position: relative;
}

.task-card:hover {
    box-shadow: var(--shadow-sm);
    transform: translateY(-1px);
}

.task-card.dragging {
    opacity: 0.5;
    cursor: grabbing;
    transform: rotate(2deg) scale(0.95);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    z-index: 1000;
    position: relative;
}

.task-card.completed {
    opacity: 0.6;
    background-color: var(--bg-tertiary);
}

.task-card.completed .task-card-title {
    text-decoration: line-through;
    color: var(--text-muted);
}

.task-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--space-sm);
}

.task-card-title {
    font-weight: 500;
    font-size: 0.875rem;
    line-height: 1.3;
    flex: 1;
    margin-right: var(--space-sm);
}

.task-card-actions {
    display: flex;
    gap: var(--space-xs);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.task-card:hover .task-card-actions {
    opacity: 1;
}

.task-card-btn {
    width: 24px;
    height: 24px;
    border: none;
    background: none;
    cursor: pointer;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    transition: all var(--transition-fast);
}

.task-card-btn:hover {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
}

.task-card-btn.complete:hover {
    color: var(--success-color);
    background-color: rgba(16, 185, 129, 0.1);
}

.task-card-btn.delete:hover {
    color: var(--error-color);
    background-color: rgba(239, 68, 68, 0.1);
}

.task-card-meta {
    display: flex;
    gap: var(--space-sm);
    align-items: center;
    flex-wrap: wrap;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.task-card-energy,
.task-card-value {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.energy-badge,
.value-badge {
    width: 20px;
    height: 6px;
    background-color: var(--bg-tertiary);
    border-radius: 3px;
    overflow: hidden;
}

.energy-fill,
.value-fill {
    height: 100%;
    transition: width var(--transition-fast);
}

.energy-fill {
    background-color: var(--accent-color);
}

.value-fill {
    background-color: var(--primary-color);
}

.task-card-moods {
    display: flex;
    gap: var(--space-xs);
    flex-wrap: wrap;
    margin-top: var(--space-sm);
}

.mood-badge {
    padding: 2px var(--space-xs);
    background-color: var(--bg-tertiary);
    color: var(--text-muted);
    border-radius: var(--radius-sm);
    font-size: 0.625rem;
    border: 1px solid var(--border-color);
}

/* 矩阵说明 */
.matrix-legend {
    display: flex;
    justify-content: center;
    gap: var(--space-lg);
    padding: var(--space-md);
    background-color: var(--bg-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
}

.legend-item {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.legend-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 2px solid;
}

.legend-dot.urgent-important {
    background-color: #fecaca;
    border-color: #ef4444;
}

.legend-dot.important-not-urgent {
    background-color: #bbf7d0;
    border-color: #10b981;
}

.legend-dot.urgent-not-important {
    background-color: #fed7aa;
    border-color: #f59e0b;
}

.legend-dot.not-urgent-not-important {
    background-color: #e2e8f0;
    border-color: #64748b;
}

/* 拖拽占位符 */
.drag-placeholder {
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
    border-radius: 2px;
    margin: var(--space-xs) 0;
    transition: all var(--transition-fast);
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.3);
}

/* 任务卡片拖拽时的禁用状态 */
.task-card:not(.completed):hover {
    cursor: grab;
}

.task-card.dragging {
    cursor: grabbing;
}

/* 拖拽反馈动画 */
@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.quadrant-tasks.drag-over {
    animation: pulse 1s infinite;
}

/* 象限空状态 */
.quadrant-empty {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--text-muted);
    font-size: 0.875rem;
    font-style: italic;
    min-height: 100px;
}

/* 响应式设计 - 矩阵视图 */
@media (max-width: 768px) {
    .matrix-grid {
        grid-template-columns: 1fr;
        grid-template-rows: repeat(4, minmax(250px, 1fr));
        gap: var(--space-sm);
    }

    .matrix-view {
        padding: var(--space-md);
    }

    .quadrant-header h3 {
        font-size: 0.875rem;
    }

    .matrix-legend {
        flex-wrap: wrap;
        gap: var(--space-sm);
    }

    .legend-item {
        font-size: 0.75rem;
    }

    .task-card {
        padding: var(--space-sm);
    }

    .task-card-title {
        font-size: 0.8rem;
    }
}

@media (max-width: 480px) {
    .quadrant-tasks {
        min-height: 150px;
        max-height: 200px;
    }

    .task-card-meta {
        font-size: 0.625rem;
    }

    .energy-badge,
    .value-badge {
        width: 16px;
        height: 4px;
    }
}

/* 打印样式 */
/* 研究数据仪表板样式 */
.research-dashboard {
    max-width: 1200px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

.dashboard-grid {
    display: grid;
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.dashboard-section {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    border: 1px solid var(--border-color);
}

.dashboard-section h3 {
    margin: 0 0 var(--space-md) 0;
    color: var(--text-primary);
    font-size: 1.1rem;
    font-weight: 600;
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--space-md);
}

.metric-card {
    background: var(--bg-primary);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    text-align: center;
    border: 1px solid var(--border-color);
    transition: all var(--transition-normal);
}

.metric-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.metric-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--space-xs);
}

.metric-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.insights-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.insight-item {
    background: var(--bg-primary);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--primary-color);
    font-size: 0.9rem;
    color: var(--text-primary);
}

.insight-item strong {
    color: var(--text-primary);
    font-weight: 600;
}

.dashboard-actions {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
    padding-top: var(--space-lg);
    border-top: 1px solid var(--border-color);
}

.dashboard-actions .btn {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    font-size: 0.9rem;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .research-dashboard {
        width: 95%;
        max-height: 95vh;
    }

    .dashboard-grid {
        gap: var(--space-md);
    }

    .dashboard-section {
        padding: var(--space-md);
    }

    .metrics-grid {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
        gap: var(--space-sm);
    }

    .metric-value {
        font-size: 1.25rem;
    }

    .metric-label {
        font-size: 0.8rem;
    }

    .dashboard-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .dashboard-actions .btn {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .research-dashboard {
        width: 98%;
        border-radius: var(--radius-lg);
    }

    .metrics-grid {
        grid-template-columns: 1fr 1fr;
    }

    .dashboard-section {
        padding: var(--space-sm);
    }

    .insight-item {
        font-size: 0.85rem;
        padding: var(--space-xs) var(--space-sm);
    }
}

/* 暗色主题支持 */
@media (prefers-color-scheme: dark) {
    .metric-card:hover {
        box-shadow: 0 8px 25px -8px rgba(99, 102, 241, 0.3);
    }

    .insight-item {
        background: rgba(255, 255, 255, 0.05);
    }
}

/* 打印样式 */
@media print {
    .research-dashboard {
        max-width: none;
        width: 100%;
        max-height: none;
        border-radius: 0;
        box-shadow: none;
    }

    .dashboard-grid {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }

    .dashboard-section {
        break-inside: avoid;
        border: 1px solid #000;
    }

    .metric-card {
        border: 1px solid #000;
    }

    .dashboard-actions {
        display: none;
    }
}

/* 配置界面样式 */
.config-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: var(--space-lg);
}

.tab-btn {
    flex: 1;
    padding: var(--space-md) var(--space-lg);
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    cursor: pointer;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all 0.2s ease;
}

.tab-btn:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

.tab-btn.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
    background: var(--bg-secondary);
}

.tab-content {
    display: none;
}

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

/* 分类标签样式 */
.category-badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
    gap: 4px;
}

/* 分类编码显示 */
.category-code-display {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm);
    background: var(--bg-tertiary);
    border-radius: 8px;
    margin-bottom: var(--space-md);
}

.code-badge {
    font-family: 'Courier New', monospace;
    font-weight: 600;
    color: var(--primary-color);
    background: rgba(99, 102, 241, 0.1);
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 14px;
}

.name-badge {
    font-size: 12px;
    color: var(--text-secondary);
    font-weight: 500;
}

/* 小按钮样式 */
.btn-sm {
    padding: 2px 8px;
    font-size: 12px;
    margin-left: var(--space-sm);
}

.category-badge[data-category="work"] {
    background: rgba(79, 70, 229, 0.1);
    color: #4f46e5;
}

.category-badge[data-category="personal"] {
    background: rgba(5, 150, 105, 0.1);
    color: #059669;
}

.category-badge[data-category="study"] {
    background: rgba(124, 58, 237, 0.1);
    color: #7c3aed;
}

.category-badge[data-category="health"] {
    background: rgba(220, 38, 38, 0.1);
    color: #dc2626;
}

.category-badge[data-category="finance"] {
    background: rgba(245, 158, 11, 0.1);
    color: #f59e0b;
}

.category-badge[data-category="social"] {
    background: rgba(236, 72, 153, 0.1);
    color: #ec4899;
}

.category-badge[data-category="creativity"] {
    background: rgba(20, 184, 166, 0.1);
    color: #14b8a6;
}

.category-badge[data-category="general"] {
    background: rgba(107, 114, 128, 0.1);
    color: #6b7280;
}

/* 优先级样式 */
.priority-badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
}

.priority-badge[data-priority="low"] {
    background: #f3f4f6;
    color: #6b7280;
}

.priority-badge[data-priority="medium"] {
    background: #fef3c7;
    color: #d97706;
}

.priority-badge[data-priority="high"] {
    background: #fee2e2;
    color: #dc2626;
}

.priority-badge[data-priority="urgent"] {
    background: #dc2626;
    color: white;
}

/* 上下文样式 */
.context-badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 11px;
    gap: 4px;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
}

/* 深色模式支持 */
.dark-mode {
    --bg-primary: #1e293b;
    --bg-secondary: #334155;
    --bg-tertiary: #475569;
    --border-color: #475569;
    --text-primary: #f1f5f9;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
}

/* 禁用动画 */
.no-animations * {
    animation: none !important;
    transition: none !important;
}

/* 选择框样式增强 */
.select-input {
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 14px;
    transition: border-color 0.2s ease;
}

.select-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

/* 表单行样式 */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
        gap: var(--space-sm);
    }

    .config-tabs {
        flex-direction: column;
    }

    .tab-btn {
        border-bottom: 1px solid var(--border-color);
        border-right: none;
    }

    .tab-btn.active {
        border-bottom-color: var(--primary-color);
    }
}
/**
 * 组件样式
 */

/* UI组件样式 */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal-overlay.show {
    opacity: 1;
}

.modal-content {
    background: var(--background-color);
    border-radius: 12px;
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.modal-overlay.show .modal-content {
    transform: scale(1);
}

.modal-header {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-title {
    margin: 0;
    color: var(--text-color);
    font-size: 1.25rem;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.modal-close:hover {
    background: var(--hover-color);
    color: var(--text-color);
}

.modal-body {
    padding: 20px;
    max-height: calc(90vh - 140px);
    overflow-y: auto;
}

.modal-footer {
    padding: 20px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

/* 通知样式 */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    background: var(--background-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    z-index: 2000;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.notification-icon {
    font-size: 1.25rem;
}

.notification.success {
    border-color: #4caf50;
    background: #e8f5e9;
}

.notification.error {
    border-color: #f44336;
    background: #ffebee;
}

.notification.warning {
    border-color: #ff9800;
    background: #fff3e0;
}

.notification.info {
    border-color: #2196f3;
    background: #e3f2fd;
}

.notification-close {
    margin-left: auto;
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 1.25rem;
    padding: 4px;
}

/* 标签页样式 */
.tabs {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.tab-list {
    display: flex;
    gap: 8px;
    border-bottom: 2px solid var(--border-color);
}

.tab-button {
    background: none;
    border: none;
    padding: 12px 24px;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 500;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: all 0.2s ease;
}

.tab-button:hover {
    color: var(--text-color);
    background: var(--hover-color);
}

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

.tab-panels {
    position: relative;
}

.tab-panel {
    display: none;
    animation: fadeIn 0.3s ease;
}

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

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 任务卡片样式 */
.task-card {
    background: var(--background-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 16px;
    margin-bottom: 12px;
    transition: all 0.2s ease;
}

.task-card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
}

.task-card.completed {
    opacity: 0.7;
}

.task-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 8px;
}

.task-checkbox {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.task-title {
    flex: 1;
    margin: 0;
    font-size: 1rem;
    color: var(--text-color);
}

.task-card.completed .task-title {
    text-decoration: line-through;
    color: var(--text-secondary);
}

.priority-badge {
    font-size: 0.75rem;
    padding: 2px 8px;
    border-radius: 12px;
    background: var(--hover-color);
    color: var(--text-color);
}

.priority-badge.priority-urgent {
    background: #ffebee;
    color: #d32f2f;
}

.priority-badge.priority-high {
    background: #fff3e0;
    color: #f57c00;
}

.priority-badge.priority-medium {
    background: #e8f5e9;
    color: #388e3c;
}

.priority-badge.priority-low {
    background: #e3f2fd;
    color: #1976d2;
}

.task-meta {
    display: flex;
    gap: 12px;
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
    flex-wrap: wrap;
}

.category-badge {
    background: var(--primary-color);
    color: white;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 500;
}

.time-estimate {
    display: flex;
    align-items: center;
    gap: 4px;
}

.task-description {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-bottom: 12px;
    line-height: 1.5;
}

/* 进度条样式 */
.progress-container {
    margin-top: 12px;
}

.progress-bar {
    background: var(--hover-color);
    height: 8px;
    border-radius: 4px;
    overflow: hidden;
}

.progress-fill {
    background: var(--primary-color);
    height: 100%;
    transition: width 0.3s ease;
}

.progress-text {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* 任务操作 */
.task-actions {
    display: flex;
    gap: 8px;
    margin-top: 12px;
}

.btn {
    padding: 8px 16px;
    border: none;
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.btn:active {
    transform: translateY(0);
}

.btn-sm {
    padding: 6px 12px;
    font-size: 0.75rem;
}

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

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

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

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

.btn-danger {
    background: #f44336;
    color: white;
}

.btn-danger:hover {
    background: #d32f2f;
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-color);
}

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

/* 表单样式 */
.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-color);
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.875rem;
    background: var(--background-color);
    color: var(--text-color);
    transition: all 0.2s ease;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(33, 150, 243, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 80px;
}

.form-input.error {
    border-color: #f44336;
}

.input-error {
    color: #f44336;
    font-size: 0.75rem;
    margin-top: 4px;
}

.form-buttons {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
    margin-top: 24px;
}

/* 分类选择器 */
.category-select-container {
    display: flex;
    gap: 12px;
}

.category-select-container .form-select {
    flex: 1;
}

.category-code-display {
    margin-top: 8px;
    padding: 8px 12px;
    background: var(--hover-color);
    border-radius: 4px;
    font-family: monospace;
    font-size: 0.875rem;
    color: var(--text-color);
}

/* 位置输入 */
.location-input-container {
    display: flex;
    gap: 8px;
}

.location-input-container .form-input {
    flex: 1;
}

.location-input-container .btn {
    flex-shrink: 0;
}

/* 任务列表 */
.task-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.filter-bar {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    align-items: center;
}

.filter-select,
.filter-search {
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.875rem;
    background: var(--background-color);
    color: var(--text-color);
}

.filter-search {
    flex: 1;
    min-width: 200px;
}

.task-container {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.empty-message {
    text-align: center;
    padding: 40px;
    color: var(--text-secondary);
    font-size: 1rem;
}

/* 配置模态框 */
.config-modal .tab-panel {
    padding: 20px;
}

.config-section {
    margin-bottom: 24px;
}

.config-section h3 {
    margin: 0 0 16px 0;
    font-size: 1.125rem;
    color: var(--text-color);
}

.config-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
}

.config-item:last-child {
    border-bottom: none;
}

.config-item label {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.config-item .label {
    font-weight: 500;
    color: var(--text-color);
}

.config-item .description {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* 开关按钮 */
.switch {
    position: relative;
    width: 48px;
    height: 24px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.switch-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--border-color);
    transition: 0.3s;
    border-radius: 24px;
}

.switch-slider:before {
    position: absolute;
    content: "";
    height: 16px;
    width: 16px;
    left: 4px;
    bottom: 4px;
    background: white;
    transition: 0.3s;
    border-radius: 50%;
}

.switch input:checked + .switch-slider {
    background: var(--primary-color);
}

.switch input:checked + .switch-slider:before {
    transform: translateX(24px);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .modal-content {
        width: 95%;
        max-height: 95vh;
    }

    .filter-bar {
        flex-direction: column;
    }

    .filter-select,
    .filter-search {
        width: 100%;
    }

    .task-header {
        flex-wrap: wrap;
    }

    .task-meta {
        flex-wrap: wrap;
    }

    .form-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }
}

/* 加载动画 */
.loader {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid var(--border-color);
    border-radius: 50%;
    border-top-color: var(--primary-color);
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* 深色模式 */
.theme-dark {
    --primary-color: #90caf9;
    --primary-color-dark: #64b5f6;
    --background-color: #1a1a1a;
    --hover-color: #2a2a2a;
    --border-color: #3a3a3a;
    --text-color: #ffffff;
    --text-secondary: #b0b0b0;
}

.theme-light {
    --primary-color: #1976d2;
    --primary-color-dark: #1565c0;
    --background-color: #ffffff;
    --hover-color: #f5f5f5;
    --border-color: #e0e0e0;
    --text-color: #333333;
    --text-secondary: #666666;
}

/* 自动模式根据系统设置 */
@media (prefers-color-scheme: dark) {
    .theme-auto {
        --primary-color: #90caf9;
        --primary-color-dark: #64b5f6;
        --background-color: #1a1a1a;
        --hover-color: #2a2a2a;
        --border-color: #3a3a3a;
        --text-color: #ffffff;
        --text-secondary: #b0b0b0;
    }
}

@media (prefers-color-scheme: light) {
    .theme-auto {
        --primary-color: #1976d2;
        --primary-color-dark: #1565c0;
        --background-color: #ffffff;
        --hover-color: #f5f5f5;
        --border-color: #e0e0e0;
        --text-color: #333333;
        --text-secondary: #666666;
    }
}