/* ==================== 基础变量 ==================== */
:root {
    --primary: #0ea5e9;
    --primary-dark: #0284c7;
    --primary-light: #38bdf8;
    --primary-glow: rgba(14, 165, 233, 0.3);
    --secondary: #6366f1;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #3b82f6;
    
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --bg-card: rgba(30, 41, 59, 0.8);
    --bg-hover: rgba(51, 65, 85, 0.5);
    
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    
    --border-color: rgba(51, 65, 85, 0.5);
    --border-glow: rgba(14, 165, 233, 0.2);
    
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 20px var(--primary-glow);
    
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    
    --transition: all 0.3s ease;
    
    --sidebar-width: 280px;
    --header-height: 64px;
}

/* ==================== 重置样式 ==================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--bg-tertiary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

/* ==================== 登录页面 ==================== */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--bg-primary) 0%, #1a1f3a 50%, var(--bg-secondary) 100%);
    position: relative;
    overflow: hidden;
}

.login-page::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, var(--primary-glow) 0%, transparent 70%);
    animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.1); }
}

.login-container {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 420px;
    padding: 40px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg), 0 0 40px rgba(14, 165, 233, 0.1);
    backdrop-filter: blur(10px);
}

.login-header {
    text-align: center;
    margin-bottom: 32px;
}

.login-logo {
    width: 72px;
    height: 72px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 32px var(--primary-glow);
}

.login-logo svg {
    width: 40px;
    height: 40px;
    color: white;
}

.login-header h1 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 8px;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.login-header p {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.login-form {
    margin-bottom: 24px;
}

.input-with-icon {
    position: relative;
}

.input-with-icon svg {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    color: var(--text-muted);
    transition: var(--transition);
}

.input-with-icon input {
    padding-left: 48px;
}

.input-with-icon input:focus + svg,
.input-with-icon input:focus ~ svg {
    color: var(--primary);
}

.form-options {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    font-size: 0.875rem;
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--primary);
    cursor: pointer;
}

.btn-block {
    width: 100%;
    padding: 14px;
    font-size: 1rem;
}

.spinner-small {
    width: 18px;
    height: 18px;
    animation: spin 1s linear infinite;
}

.login-footer {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.login-footer p {
    color: var(--text-muted);
    font-size: 0.75rem;
}

/* ==================== 主应用布局 ==================== */
.main-app {
    display: flex;
    min-height: 100vh;
}

/* 侧边栏 */
.sidebar {
    width: var(--sidebar-width);
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    position: fixed;
    left: 0;
    top: 0;
    height: 100vh;
    z-index: 1000;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary);
}

.logo svg {
    width: 32px;
    height: 32px;
    filter: drop-shadow(0 0 8px var(--primary-glow));
}

.sidebar-close {
    display: none;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 4px;
}

/* 用户信息 */
.user-info {
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--border-color);
    background: rgba(14, 165, 233, 0.05);
}

.user-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.125rem;
    font-weight: 600;
    color: white;
    flex-shrink: 0;
}

.user-details {
    flex: 1;
    min-width: 0;
}

.user-name {
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-role {
    font-size: 0.75rem;
    color: var(--primary);
    margin-top: 2px;
}

.sidebar-nav {
    padding: 12px;
    flex: 1;
    overflow-y: auto;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
    margin-bottom: 4px;
    cursor: pointer;
}

.nav-item svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.nav-item:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.nav-item.active {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    box-shadow: var(--shadow-glow);
}

.sidebar-footer {
    padding: 12px;
    border-top: 1px solid var(--border-color);
}

/* 主内容区 */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* 顶部导航 */
.top-header {
    height: var(--header-height);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    padding: 0 24px;
    position: sticky;
    top: 0;
    z-index: 100;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 8px;
    margin-right: 16px;
}

.menu-toggle svg {
    width: 24px;
    height: 24px;
}

.page-title {
    font-size: 1.5rem;
    font-weight: 600;
    flex: 1;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.header-actions {
    display: flex;
    gap: 12px;
}

/* 页面内容 */
.page-content {
    flex: 1;
    padding: 24px;
    overflow-y: auto;
}

.page {
    display: none;
    visibility: hidden;
    opacity: 0;
}

.page.active {
    display: block;
    visibility: visible;
    opacity: 1;
    animation: fadeIn 0.3s ease;
}

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

/* ==================== 按钮 ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    outline: none;
}

.btn svg {
    width: 16px;
    height: 16px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    box-shadow: 0 4px 14px var(--primary-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--primary-glow);
}

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

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

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

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

.btn-success:hover {
    background: var(--success-light, #34d399);
}

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

.btn-icon {
    padding: 8px;
    border-radius: var(--radius-sm);
}

.btn-icon svg {
    width: 16px;
    height: 16px;
}

/* ==================== 表单 ==================== */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 12px 14px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.875rem;
    transition: var(--transition);
}

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

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--text-muted);
}

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

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 40px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

/* ==================== 仪表盘 ==================== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 16px;
    transition: var(--transition);
}

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

.stat-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-icon svg {
    width: 28px;
    height: 28px;
}

.stat-icon.users {
    background: rgba(14, 165, 233, 0.15);
    color: var(--primary);
}

.stat-icon.teams {
    background: rgba(99, 102, 241, 0.15);
    color: var(--secondary);
}

.stat-icon.projects {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success);
}

.stat-icon.tasks {
    background: rgba(245, 158, 11, 0.15);
    color: var(--warning);
}

.stat-info h3 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
}

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

/* ==================== 仪表盘新布局 ==================== */
#dashboard-page {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* 系统信息卡片 */
.system-info-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 20px;
}

.system-info-card h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.system-info-card h3::before {
    content: '';
    width: 4px;
    height: 16px;
    background: var(--primary);
    border-radius: 2px;
}

.system-stats {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 12px;
}

.system-stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex: 1;
    min-width: 80px;
    padding: 12px 8px;
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.system-stat-item:hover {
    border-color: var(--border-glow);
    box-shadow: var(--shadow-glow);
}

/* 系统概览统计项 - 可点击链接样式 */
.system-stat-item.clickable {
    cursor: pointer;
    position: relative;
}

.system-stat-item.clickable::after {
    content: '';
    position: absolute;
    top: 8px;
    right: 8px;
    width: 6px;
    height: 6px;
    background: var(--primary);
    border-radius: 50%;
    opacity: 0;
    transition: var(--transition);
}

.system-stat-item.clickable:hover {
    border-color: var(--primary);
    background: var(--bg-hover);
    transform: translateY(-2px);
}

.system-stat-item.clickable:hover::after {
    opacity: 1;
}

.system-stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1.2;
}

.system-stat-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 2px;
    white-space: nowrap;
}

/* 仪表盘分区卡片 */
.dashboard-section {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 20px;
}

/* 项目列表项 - 负责人和时间信息 */
.project-list-item .project-meta-info {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 10px;
    padding: 8px 0;
    border-top: 1px solid var(--border-color);
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.project-list-item .project-manager,
.project-list-item .project-dates {
    display: flex;
    align-items: center;
    gap: 6px;
}

.project-list-item .project-manager svg,
.project-list-item .project-dates svg {
    flex-shrink: 0;
    color: var(--text-muted);
}

/* 待办任务列表项 - 负责人和时间信息 */
.task-list-item .content .task-assignee-info,
.task-list-item .content .task-date-info {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 4px;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.task-list-item .content .task-assignee-info svg,
.task-list-item .content .task-date-info svg {
    flex-shrink: 0;
    color: var(--text-muted);
}

.task-list-item .content .task-assignee-info {
    color: var(--text-secondary);
}

.task-list-item .content .task-date-info {
    color: var(--text-muted);
}

/* 三段式任务进度条 */
.task-progress-bar {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border-color);
}

.task-progress-track {
    display: flex;
    height: 8px;
    border-radius: 4px;
    overflow: hidden;
    background: var(--bg-tertiary);
}

.task-progress-segment {
    height: 100%;
    transition: width 0.3s ease;
}

.task-progress-segment.in-progress {
    background: linear-gradient(90deg, #3b82f6, #60a5fa);
}

.task-progress-segment.todo {
    background: linear-gradient(90deg, #f59e0b, #fbbf24);
}

.task-progress-segment.overdue {
    background: linear-gradient(90deg, #ef4444, #f87171);
}

/* 已完成进度条段 - 绿色 */
.task-progress-segment.completed {
    background: linear-gradient(90deg, #10b981, #34d399);
}

.task-progress-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 8px;
    font-size: 0.75rem;
}

.task-progress-stats {
    display: flex;
    gap: 12px;
}

.task-progress-stat {
    display: flex;
    align-items: center;
    gap: 4px;
}

.task-progress-stat-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
}

.task-progress-stat-dot.in-progress {
    background: #3b82f6;
}

.task-progress-stat-dot.todo {
    background: #f59e0b;
}

.task-progress-stat-dot.overdue {
    background: #ef4444;
}

/* 已完成状态指示点 - 绿色 */
.task-progress-stat-dot.completed {
    background: #10b981;
}

.task-progress-percent {
    font-weight: 600;
    color: var(--text-primary);
}

.section-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 20px;
}

.section-card h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.section-card h3::before {
    content: '';
    width: 4px;
    height: 16px;
    background: var(--primary);
    border-radius: 2px;
}

/* ==================== 筛选栏 ==================== */
.filter-bar {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.search-box {
    flex: 1;
    min-width: 200px;
    max-width: 400px;
    position: relative;
}

.search-box svg {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    color: var(--text-muted);
}

.search-box input {
    width: 100%;
    padding: 10px 12px 10px 40px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.875rem;
    transition: var(--transition);
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

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

.filter-select {
    padding: 10px 36px 10px 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.875rem;
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
}

.filter-select:focus {
    outline: none;
    border-color: var(--primary);
}

/* ==================== 数据网格 ==================== */
.data-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 16px;
}

/* 卡片样式 */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 20px;
    transition: var(--transition);
}

.card:hover {
    border-color: var(--border-glow);
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
}

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

.card-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

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

.card-body {
    margin-bottom: 16px;
}

.card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 12px;
    border-top: 1px solid var(--border-color);
}

.card-actions {
    display: flex;
    gap: 8px;
}

/* 用户卡片 */
.user-card .avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 600;
    color: white;
}

.user-card .info-row {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.user-card .info-row svg {
    width: 14px;
    height: 14px;
}

/* 团队卡片 */
.team-card .member-avatars {
    display: flex;
    align-items: center;
}

.team-card .member-avatars .avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 600;
    color: white;
    border: 2px solid var(--bg-card);
    margin-left: -8px;
}

.team-card .member-avatars .avatar:first-child {
    margin-left: 0;
}

.team-card .member-avatars .more {
    background: var(--bg-tertiary);
}

/* 项目卡片 */
.project-card .progress-section {
    margin: 12px 0;
}

.project-card .progress-header {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

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

.project-card .progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: 3px;
    transition: width 0.5s ease;
}

.project-card .meta-row {
    display: flex;
    gap: 16px;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.project-card .meta-item {
    display: flex;
    align-items: center;
    gap: 4px;
}

/* 任务卡片 */
.task-card {
    border-left: 3px solid var(--primary);
}

.task-card.priority-urgent {
    border-left-color: var(--danger);
}

.task-card.priority-high {
    border-left-color: #f97316;
}

.task-card.priority-medium {
    border-left-color: var(--warning);
}

.task-card.priority-low {
    border-left-color: var(--success);
}

.task-card .task-status {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
}

.task-status.todo {
    background: rgba(148, 163, 184, 0.15);
    color: var(--text-secondary);
}

.task-status.in_progress {
    background: rgba(14, 165, 233, 0.15);
    color: var(--primary);
}

.task-status.review {
    background: rgba(139, 92, 246, 0.15);
    color: #8b5cf6;
}

.task-status.completed {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success);
}

/* 标签 */
.tag {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
}

.tag-primary {
    background: rgba(14, 165, 233, 0.15);
    color: var(--primary);
}

.tag-success {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success);
}

.tag-warning {
    background: rgba(245, 158, 11, 0.15);
    color: var(--warning);
}

.tag-danger {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger);
}

.tag-secondary {
    background: rgba(99, 102, 241, 0.15);
    color: var(--secondary);
}

/* ==================== 模态框 ==================== */
.overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

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

.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2001;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

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

.modal-content {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transform: scale(0.95);
    transition: var(--transition);
}

.modal.active .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-header h3 {
    font-size: 1.125rem;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 4px;
    line-height: 1;
}

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

.modal-body {
    padding: 20px;
    overflow-y: auto;
    flex: 1;
}

.modal-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

/* ==================== 成员选择器 ==================== */
/* 成员过滤输入框 */
.member-filter-box {
    position: relative;
    margin-bottom: 8px;
}

.member-filter-box svg {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    color: var(--text-muted);
    pointer-events: none;
}

.member-filter-box input {
    width: 100%;
    padding: 10px 12px 10px 40px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.875rem;
    transition: var(--transition);
}

.member-filter-box input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

.member-filter-box input::placeholder {
    color: var(--text-muted);
}

.member-selector {
    max-height: 200px;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 8px;
}

/* 负责人选择行 - 左右并列布局 */
.leader-select-row {
    display: flex;
    gap: 12px;
    align-items: stretch;
}

.leader-select-row .leader-filter-box {
    flex: 0 0 150px;
    position: relative;
}

.leader-select-row .leader-filter-box svg {
    position: absolute;
    left: 10px;
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    color: var(--text-muted);
    pointer-events: none;
}

.leader-select-row .leader-filter-box input {
    width: 100%;
    padding: 10px 10px 10px 32px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.875rem;
    transition: var(--transition);
}

.leader-select-row .leader-filter-box input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

.leader-select-row .leader-filter-box input::placeholder {
    color: var(--text-muted);
    font-size: 0.8rem;
}

.leader-select-row .leader-select {
    flex: 1;
    min-width: 0;
}

.member-option {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
}

.member-option:hover {
    background: var(--bg-hover);
}

.member-option input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--primary);
}

.member-option .avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 600;
    color: white;
}

/* ==================== 提示消息 ==================== */
.toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    padding: 14px 24px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.875rem;
    font-weight: 500;
    z-index: 9999;
    transform: translateY(100px);
    opacity: 0;
    transition: var(--transition);
    box-shadow: var(--shadow-lg);
    pointer-events: none;
}

.toast.show {
    transform: translateY(0);
    opacity: 1;
}

.toast.success {
    border-color: var(--success);
    background: rgba(16, 185, 129, 0.1);
}

.toast.error {
    border-color: var(--danger);
    background: rgba(239, 68, 68, 0.95);
    color: white;
    box-shadow: 0 4px 20px rgba(239, 68, 68, 0.4);
}

/* ==================== 全局错误模态框 ==================== */
.error-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

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

.error-modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.9);
    z-index: 10001;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.error-modal.active {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, -50%) scale(1);
}

.error-modal-content {
    background: var(--bg-secondary);
    border: 1px solid var(--danger);
    border-radius: var(--radius-lg);
    padding: 32px 40px;
    min-width: 320px;
    max-width: 480px;
    text-align: center;
    box-shadow: 0 20px 60px rgba(239, 68, 68, 0.3), 0 0 0 1px rgba(239, 68, 68, 0.2);
    animation: errorModalShake 0.5s ease;
}

@keyframes errorModalShake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(5px); }
}

.error-modal-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    background: rgba(239, 68, 68, 0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.error-modal-icon svg {
    width: 32px;
    height: 32px;
    color: var(--danger);
}

.error-modal-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.error-modal-message {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 24px;
    word-break: break-word;
}

.error-modal-btn {
    padding: 12px 32px;
    background: var(--danger);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.error-modal-btn:hover {
    background: #dc2626;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.4);
}

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

.error-modal-btn.flash {
    animation: buttonFlash 0.5s ease;
}

@keyframes buttonFlash {
    0%, 100% { 
        transform: scale(1);
        box-shadow: 0 4px 12px rgba(239, 68, 68, 0.4);
    }
    25% { 
        transform: scale(1.05);
        box-shadow: 0 6px 20px rgba(239, 68, 68, 0.6);
    }
    50% { 
        transform: scale(1);
        box-shadow: 0 4px 12px rgba(239, 68, 68, 0.4);
    }
    75% { 
        transform: scale(1.05);
        box-shadow: 0 6px 20px rgba(239, 68, 68, 0.6);
    }
}

/* 禁用遮罩层的点击事件 */
.error-modal-overlay {
    cursor: not-allowed;
}

/* ==================== 删除确认对话框 ==================== */
.confirm-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    cursor: not-allowed;
}

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

.confirm-modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.9);
    z-index: 10001;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.confirm-modal.active {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, -50%) scale(1);
}

.confirm-modal-content {
    background: var(--bg-secondary);
    border: 1px solid var(--warning);
    border-radius: var(--radius-lg);
    padding: 32px 40px;
    min-width: 320px;
    max-width: 480px;
    text-align: center;
    box-shadow: 0 20px 60px rgba(245, 158, 11, 0.3), 0 0 0 1px rgba(245, 158, 11, 0.2);
}

.confirm-modal-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    background: rgba(245, 158, 11, 0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.confirm-modal-icon svg {
    width: 32px;
    height: 32px;
    color: var(--warning);
}

.confirm-modal-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.confirm-modal-message {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 24px;
    word-break: break-word;
}

.confirm-modal-actions {
    display: flex;
    justify-content: center;
    gap: 12px;
}

.confirm-modal-btn {
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    min-width: 100px;
}

.confirm-modal-btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.confirm-modal-btn-secondary:hover {
    background: var(--bg-hover);
    transform: translateY(-2px);
}

.confirm-modal-btn-danger {
    background: var(--danger);
    color: white;
}

.confirm-modal-btn-danger:hover {
    background: #dc2626;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.4);
}

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

/* 按钮闪烁动画，引导用户点击 */
.confirm-modal-btn.flash {
    animation: confirmButtonFlash 0.5s ease;
}

@keyframes confirmButtonFlash {
    0%, 100% { 
        transform: scale(1);
    }
    25% { 
        transform: scale(1.05);
    }
    50% { 
        transform: scale(1);
    }
    75% { 
        transform: scale(1.05);
    }
}

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

.empty-state svg {
    width: 64px;
    height: 64px;
    margin-bottom: 16px;
    opacity: 0.5;
}

.empty-state h4 {
    font-size: 1.125rem;
    margin-bottom: 8px;
    color: var(--text-primary);
}

/* ==================== 加载动画 ==================== */
.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--bg-tertiary);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* ==================== 列表项 ==================== */
.list-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.list-item:hover {
    background: var(--bg-hover);
}

.list-item .icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.list-item .icon svg {
    width: 20px;
    height: 20px;
}

.list-item .content {
    flex: 1;
    min-width: 0;
}

.list-item .title {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.list-item .meta {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.list-item .badge {
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
}

/* ==================== 日志列表 ==================== */
.log-list {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.log-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition);
}

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

.log-item:hover {
    background: var(--bg-hover);
}

.log-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 600;
    color: white;
    flex-shrink: 0;
}

.log-content {
    flex: 1;
    min-width: 0;
}

.log-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 4px;
}

.log-user {
    font-weight: 500;
    color: var(--text-primary);
}

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

.log-target {
    color: var(--primary);
    font-weight: 500;
}

.log-time {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.log-details {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 4px;
    font-family: monospace;
}

/* ==================== 分页 ==================== */
.log-stats {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-bottom: 16px;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 20px;
    flex-wrap: wrap;
}

.page-btn {
    padding: 8px 14px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: 0.875rem;
    cursor: pointer;
    transition: var(--transition);
}

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

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

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

/* ==================== 响应式设计 ==================== */
@media (max-width: 1200px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    /* 侧边栏 */
    .sidebar {
        -webkit-transform: translateX(-100%);
        -ms-transform: translateX(-100%);
        transform: translateX(-100%);
        width: 280px;
        z-index: 2500;
    }
    
    .sidebar.active {
        -webkit-transform: translateX(0);
        -ms-transform: translateX(0);
        transform: translateX(0);
    }
    
    .sidebar-close {
        display: block;
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .menu-toggle {
        display: block;
    }
    
    /* 统计数据 */
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    
    .stat-card {
        padding: 16px;
    }
    
    .stat-icon {
        width: 44px;
        height: 44px;
    }
    
    .stat-icon svg {
        width: 22px;
        height: 22px;
    }
    
    .stat-info h3 {
        font-size: 1.25rem;
    }
    
    /* 仪表盘分区 */
    .system-stats {
        flex-direction: row;
        flex-wrap: wrap;
    }
    
    .system-stat-item {
        flex: 1;
        min-width: 70px;
        padding: 10px 6px;
    }
    
    .system-stat-value {
        font-size: 1.25rem;
    }
    
    .system-stat-label {
        font-size: 0.7rem;
    }
    
    /* 页面内容 */
    .page-content {
        padding: 16px;
    }
    
    /* 筛选栏 */
    .filter-bar {
        flex-direction: column;
    }
    
    .search-box {
        max-width: none;
    }
    
    /* 数据网格 */
    .data-grid {
        grid-template-columns: 1fr;
    }
    
    /* 模态框 */
    .modal-content {
        max-height: 95vh;
        margin: 10px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    /* 顶部导航 */
    .top-header {
        padding: 0 16px;
    }
    
    .page-title {
        font-size: 1.125rem;
    }
    
    /* 登录页面 */
    .login-container {
        margin: 20px;
        padding: 30px 20px;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .modal-footer {
        flex-direction: column-reverse;
    }
    
    .modal-footer .btn {
        width: 100%;
    }
}

/* ==================== 动画效果 ==================== */
.pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.glow {
    animation: glow 2s ease-in-out infinite alternate;
}

@keyframes glow {
    from { box-shadow: 0 0 5px var(--primary-glow); }
    to { box-shadow: 0 0 20px var(--primary-glow), 0 0 40px var(--primary-glow); }
}

/* ==================== 隐藏类 ==================== */
.hidden {
    display: none !important;
}

.disabled {
    opacity: 0.5;
    pointer-events: none;
}

/* ==================== 人员管理页面表格样式 ==================== */

/* 用户表格容器 */
.user-table-container {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    overflow-x: auto;
}

/* 用户表格 */
.user-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.user-table th,
.user-table td {
    padding: 14px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.user-table th {
    background: var(--bg-secondary);
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

.user-table tbody tr {
    transition: var(--transition);
}

.user-table tbody tr:hover {
    background: var(--bg-hover);
}

.user-table tbody tr:last-child td {
    border-bottom: none;
}

/* 用户表格列宽度 */
.user-table .col-user {
    min-width: 180px;
}

.user-table .col-user-info {
    min-width: 140px;
}

.user-table .col-contact {
    min-width: 180px;
}

.user-table .col-team,
.user-table .col-department {
    min-width: 120px;
}

.user-table .col-status {
    min-width: 80px;
}

.user-table .col-actions {
    min-width: 100px;
    text-align: right;
}

/* 表格内容样式 */
.user-table .user-name-cell {
    font-weight: 500;
    color: var(--text-primary);
}

.user-table .contact-info {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* 响应式用户表格 - 竖屏模式下一行显示一项 */
@media (max-width: 768px) {
    .user-table-container {
        background: transparent;
        border: none;
        overflow: visible;
    }
    
    .user-table,
    .user-table thead,
    .user-table tbody,
    .user-table th,
    .user-table td,
    .user-table tr {
        display: block;
    }
    
    .user-table thead {
        display: none;
    }
    
    .user-table tbody tr {
        background: var(--bg-card);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-lg);
        margin-bottom: 12px;
        padding: 16px;
        box-shadow: var(--shadow-sm);
    }
    
    .user-table td {
        display: flex;
        align-items: center;
        padding: 8px 0;
        border-bottom: 1px solid var(--border-color);
        border-bottom-style: dashed;
    }
    
    .user-table td:last-child {
        border-bottom: none;
    }
    
    .user-table td::before {
        content: attr(data-label);
        flex-shrink: 0;
        width: 80px;
        font-size: 0.75rem;
        color: var(--text-muted);
        font-weight: 500;
    }
    
    .user-table .col-actions::before {
        display: none;
    }
    
    .user-table .cell-actions {
        justify-content: flex-start;
        width: 100%;
    }
}

/* ==================== 任务管理页面增强样式 ==================== */

/* 视图切换 */
.view-toggle {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
    user-select: none;
}

.view-toggle:hover {
    background: var(--bg-hover);
    border-color: var(--primary);
}

.view-toggle input[type="checkbox"] {
    display: none;
}

.view-toggle .toggle-label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.875rem;
    color: var(--text-secondary);
    transition: var(--transition);
}

.view-toggle input[type="checkbox"]:checked + .toggle-label {
    color: var(--primary);
}

.view-toggle input[type="checkbox"]:checked + .toggle-label svg {
    color: var(--primary);
}

/* 项目筛选下拉框 */
.project-filter {
    min-width: 150px;
    max-width: 200px;
}

/* 任务表格容器 */
.task-table-container {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    overflow-x: auto;
}

/* 任务表格 */
.task-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.task-table th,
.task-table td {
    padding: 14px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.task-table th {
    background: var(--bg-secondary);
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

.task-table tbody tr {
    transition: var(--transition);
}

.task-table tbody tr:hover {
    background: var(--bg-hover);
}

.task-table tbody tr:last-child td {
    border-bottom: none;
}

/* 表格列宽度 */
.task-table .col-title {
    min-width: 200px;
}

.task-table .col-project {
    min-width: 120px;
}

.task-table .col-status,
.task-table .col-priority {
    min-width: 80px;
}

.task-table .col-assignee {
    min-width: 100px;
}

.task-table .col-date {
    min-width: 100px;
    white-space: nowrap;
}

.task-table .col-actions {
    min-width: 100px;
    text-align: right;
}

/* 表格内容样式 */
.task-table .task-title-cell {
    font-weight: 500;
    color: var(--text-primary);
}

.task-table .task-desc {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 4px;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.task-table .cell-actions {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
}

/* 响应式表格 - 竖屏模式下一行显示一项 */
@media (max-width: 768px) {
    .task-table-container {
        background: transparent;
        border: none;
        overflow: visible;
    }
    
    .task-table,
    .task-table thead,
    .task-table tbody,
    .task-table th,
    .task-table td,
    .task-table tr {
        display: block;
    }
    
    .task-table thead {
        display: none;
    }
    
    .task-table tbody tr {
        background: var(--bg-card);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-lg);
        margin-bottom: 12px;
        padding: 16px;
        box-shadow: var(--shadow-sm);
    }
    
    .task-table td {
        display: flex;
        align-items: center;
        padding: 8px 0;
        border-bottom: 1px solid var(--border-color);
        border-bottom-style: dashed;
    }
    
    .task-table td:last-child {
        border-bottom: none;
    }
    
    .task-table td::before {
        content: attr(data-label);
        flex-shrink: 0;
        width: 80px;
        font-size: 0.75rem;
        color: var(--text-muted);
        font-weight: 500;
    }
    
    .task-table .col-actions::before {
        display: none;
    }
    
    .task-table .cell-actions {
        justify-content: flex-start;
        width: 100%;
    }
    
    .task-table .task-desc {
        -webkit-line-clamp: 2;
    }
}

/* ==================== 统计报表页面样式 ==================== */

/* 报表筛选卡片 */
.report-filter-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 24px;
}

.report-filter-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.report-filter-title svg {
    color: var(--primary);
}

/* 报表部分标签 */
.report-section-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

/* 报表类型选择 */
.report-type-section {
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

.report-type-options {
    display: flex;
    gap: 24px;
}

.report-radio-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 0.9375rem;
    color: var(--text-primary);
}

.report-radio-label input[type="radio"] {
    width: 18px;
    height: 18px;
    accent-color: var(--primary);
    cursor: pointer;
}

/* 筛选区域 */
.report-filter-section {
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

.report-filter-row {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

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

.report-filter-group .form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.report-search-box {
    position: relative;
}

.report-search-box svg {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    color: var(--text-muted);
    pointer-events: none;
}

.report-search-box input {
    width: 100%;
    padding: 10px 12px 10px 40px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.875rem;
    transition: var(--transition);
}

.report-search-box input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

/* 时间周期选择 */
.report-period-section {
    margin-bottom: 20px;
}

.report-period-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.report-period-options {
    display: flex;
    gap: 24px;
}

.report-period-row .btn {
    padding: 10px 24px;
    font-size: 0.9375rem;
}

.report-checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 0.9375rem;
    color: var(--text-primary);
}

.report-checkbox-label input[type="radio"] {
    width: 18px;
    height: 18px;
    accent-color: var(--primary);
    cursor: pointer;
}

/* 报表结果卡片 */
.report-result-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px;
}

/* 报表头部 */
.report-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 24px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
    flex-wrap: wrap;
    gap: 16px;
}

.report-title-section {
    flex: 1;
}

.report-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.report-subtitle {
    font-size: 1rem;
    color: var(--text-secondary);
}

.report-meta {
    display: flex;
    flex-direction: column;
    gap: 8px;
    align-items: flex-end;
}

.report-meta-item {
    display: flex;
    gap: 8px;
    font-size: 0.875rem;
}

.meta-label {
    color: var(--text-muted);
}

.meta-value {
    color: var(--text-primary);
    font-weight: 500;
}

/* 统计概览 */
.report-stats-overview {
    margin-bottom: 24px;
}

.stats-grid-custom {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 16px;
}

.stats-grid-custom .stat-item {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px;
    text-align: center;
}

.stats-grid-custom .stat-item.highlight {
    background: rgba(14, 165, 233, 0.1);
    border-color: var(--primary);
}

.stats-grid-custom .stat-item.highlight.success {
    background: rgba(16, 185, 129, 0.1);
    border-color: var(--success);
}

.stats-grid-custom .stat-item.highlight.primary {
    background: rgba(99, 102, 241, 0.1);
    border-color: var(--secondary);
}

.stats-grid-custom .stat-label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stats-grid-custom .stat-value {
    display: block;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* 报表表格 */
.report-table-container {
    overflow-x: auto;
    margin-bottom: 24px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
}

.report-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.report-table th,
.report-table td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.report-table th {
    background: var(--bg-secondary);
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

.report-table tbody tr:hover {
    background: var(--bg-hover);
}

.report-table tbody tr:last-child td {
    border-bottom: none;
}

.report-table .no-data {
    text-align: center;
    color: var(--text-muted);
    padding: 40px;
}

/* 状态徽章 */
.status-badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
}

.status-badge.status-completed {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success);
}

.status-badge.status-progress {
    background: rgba(14, 165, 233, 0.15);
    color: var(--primary);
}

.status-badge.status-review {
    background: rgba(139, 92, 246, 0.15);
    color: #8b5cf6;
}

.status-badge.status-todo {
    background: rgba(148, 163, 184, 0.15);
    color: var(--text-secondary);
}

/* 优先级徽章 */
.priority-badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
}

.priority-badge.priority-urgent {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger);
}

.priority-badge.priority-high {
    background: rgba(245, 158, 11, 0.15);
    color: var(--warning);
}

.priority-badge.priority-medium {
    background: rgba(14, 165, 233, 0.15);
    color: var(--primary);
}

.priority-badge.priority-low {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success);
}

/* 完成率部分 */
.report-completion-section {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
}

.completion-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

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

.completion-numbers {
    font-size: 1.125rem;
    color: var(--text-primary);
}

.completion-numbers strong {
    color: var(--primary);
    font-size: 1.5rem;
}

.completion-rate {
    margin-left: 8px;
    color: var(--text-secondary);
}

.completion-progress {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
    min-width: 200px;
    max-width: 400px;
}

.progress-bar-container {
    flex: 1;
    height: 12px;
    background: var(--bg-tertiary);
    border-radius: 6px;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
    border-radius: 6px;
    transition: width 0.5s ease;
}

.progress-bar.success {
    background: linear-gradient(90deg, var(--success), #34d399);
}

.progress-bar.warning {
    background: linear-gradient(90deg, var(--warning), #fbbf24);
}

.progress-bar.danger {
    background: linear-gradient(90deg, var(--danger), #f87171);
}

.progress-text {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    min-width: 50px;
    text-align: right;
}

/* 空状态 */
.report-empty-state {
    text-align: center;
    padding: 80px 20px;
    color: var(--text-muted);
}

.report-empty-state .empty-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    color: var(--text-muted);
    opacity: 0.5;
}

.report-empty-state .empty-icon svg {
    width: 100%;
    height: 100%;
}

/* 响应式 */
@media (max-width: 768px) {
    .report-filter-card {
        padding: 16px;
    }
    
    .report-type-options,
    .report-period-options {
        flex-direction: column;
        gap: 12px;
    }
    
    .report-period-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }
    
    .report-period-row .btn {
        width: 100%;
        justify-content: center;
    }
    
    .report-filter-row {
        flex-direction: column;
    }
    
    .report-filter-group {
        min-width: 100%;
    }
    
    .report-header {
        flex-direction: column;
    }
    
    .report-meta {
        align-items: flex-start;
    }
    
    .stats-grid-custom {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .report-completion-section {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .completion-progress {
        max-width: 100%;
        width: 100%;
    }
    
    .report-table th,
    .report-table td {
        padding: 10px 12px;
        font-size: 0.8125rem;
    }
}