/* 达瓦AI视频优化管理平台 - 全局样式 */
/* 基于 Tailwind CSS 的自定义样式补充 */

/* 自定义颜色变量 */
:root {
    --primary-color: #6366f1;
    --primary-hover: #4f46e5;
    --secondary-color: #8b5cf6;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --info-color: #06b6d4;
    --dark-bg: #0f172a;
    --darker-bg: #020617;
    --card-bg: #1e293b;
    --border-color: #334155;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
}

/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--darker-bg);
    color: var(--text-primary);
    min-height: 100vh;
}

/* 自定义滚动条 */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

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

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

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

/* 卡片样式 */
.card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    transition: all 0.3s ease;
}

.card:hover {
    border-color: var(--primary-color);
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.1);
}

/* 按钮样式 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.2s ease;
    cursor: pointer;
    border: none;
    gap: 0.5rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
}

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

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

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

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

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

/* 表格样式 */
.table-container {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th {
    background: var(--dark-bg);
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
}

.table td {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.table tr:hover {
    background: rgba(99, 102, 241, 0.05);
}

/* 状态徽章 */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 500;
}

.badge-success {
    background: rgba(16, 185, 129, 0.2);
    color: var(--success-color);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.2);
    color: var(--warning-color);
}

.badge-danger {
    background: rgba(239, 68, 68, 0.2);
    color: var(--danger-color);
}

.badge-info {
    background: rgba(6, 182, 212, 0.2);
    color: var(--info-color);
}

.badge-primary {
    background: rgba(99, 102, 241, 0.2);
    color: var(--primary-color);
}

/* 图表容器 */
.chart-container {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
}

/* 进度条 */
.progress-bar {
    height: 8px;
    background: var(--dark-bg);
    border-radius: 4px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    border-radius: 4px;
    transition: width 0.5s ease;
}

.progress-primary {
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

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

.progress-warning {
    background: var(--warning-color);
}

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

/* 输入框样式 */
.input {
    background: var(--dark-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    color: var(--text-primary);
    width: 100%;
    transition: all 0.2s ease;
}

.input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

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

/* 选择框样式 */
.select {
    background: var(--dark-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    color: var(--text-primary);
    width: 100%;
    cursor: pointer;
}

/* Tab 标签页 */
.tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
    gap: 1rem;
}

.tab {
    padding: 1rem 1.5rem;
    color: var(--text-secondary);
    border-bottom: 2px solid transparent;
    cursor: pointer;
    transition: all 0.2s ease;
}

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

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

.tab-content {
    display: none;
    padding: 1.5rem 0;
}

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

/* 侧边栏导航 */
.sidebar {
    width: 260px;
    background: var(--dark-bg);
    border-right: 1px solid var(--border-color);
    height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    overflow-y: auto;
    transition: transform 0.3s ease;
    z-index: 50;
}

.sidebar-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.sidebar-nav {
    padding: 1rem 0;
}

.nav-item {
    display: flex;
    align-items: center;
    padding: 0.75rem 1.5rem;
    color: var(--text-secondary);
    transition: all 0.2s ease;
    cursor: pointer;
    gap: 0.75rem;
}

.nav-item:hover {
    background: rgba(99, 102, 241, 0.1);
    color: var(--text-primary);
}

.nav-item.active {
    background: rgba(99, 102, 241, 0.2);
    color: var(--primary-color);
    border-right: 3px solid var(--primary-color);
}

.nav-section {
    padding: 0.5rem 1.5rem;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 1rem;
}

/* 主内容区 */
.main-content {
    margin-left: 260px;
    min-height: 100vh;
    background: var(--darker-bg);
}

/* 顶部栏 */
.topbar {
    background: var(--dark-bg);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 40;
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* 页面标题 */
.page-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.page-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

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

/* 页面内容 */
.page-content {
    padding: 1.5rem;
}

/* 统计卡片网格 */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

/* 图表网格 */
.chart-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

@media (max-width: 1024px) {
    .chart-grid {
        grid-template-columns: 1fr;
    }
}

/* 模态框 */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.modal-overlay .modal {
    background: transparent;
}

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

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

.modal-content {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.modal-lg .modal-content,
.modal-content.modal-lg {
    max-width: 800px;
}

.modal-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 1.5rem;
}

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

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    padding: 1.5rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
}

/* 空状态 */
.empty-state {
    text-align: center;
    padding: 3rem;
    color: var(--text-secondary);
}

.empty-state-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

/* 加载动画 */
.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

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

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

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

.animate-fadeIn {
    animation: fadeIn 0.3s ease forwards;
}

/* 头像 */
.avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
}

.avatar-sm {
    width: 32px;
    height: 32px;
    font-size: 0.875rem;
}

.avatar-lg {
    width: 48px;
    height: 48px;
    font-size: 1.25rem;
}

/* 分页 */
.pagination {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
}

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

.pagination-buttons {
    display: flex;
    gap: 0.5rem;
}

.pagination-btn {
    padding: 0.5rem 0.75rem;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
}

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

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

/* 搜索框 */
.search-box {
    position: relative;
}

.search-box .search-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

.search-box .input {
    padding-left: 2.5rem;
}

/* 工具提示 */
.tooltip {
    position: relative;
}

.tooltip::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    font-size: 0.75rem;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
}

.tooltip:hover::after {
    opacity: 1;
    visibility: visible;
}

/* 通知 */
.notification {
    position: relative;
}

.notification-badge {
    position: absolute;
    top: -4px;
    right: -4px;
    width: 18px;
    height: 18px;
    background: var(--danger-color);
    border-radius: 50%;
    font-size: 0.625rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

/* 响应式 */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.open {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
}

/* 渐变背景 */
.gradient-bg {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 边框渐变 */
.border-gradient {
    border: 2px solid transparent;
    background: linear-gradient(var(--card-bg), var(--card-bg)) padding-box,
                linear-gradient(135deg, var(--primary-color), var(--secondary-color)) border-box;
}

/* 玻璃态效果 */
.glass {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* 列表项 */
.list-item {
    display: flex;
    align-items: center;
    padding: 1rem;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 0.75rem;
    transition: all 0.2s ease;
}

.list-item:hover {
    border-color: var(--primary-color);
    background: rgba(99, 102, 241, 0.05);
}

/* 标签组 */
.tag-group {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag {
    padding: 0.25rem 0.75rem;
    background: var(--dark-bg);
    border: 1px solid var(--border-color);
    border-radius: 9999px;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* 分割线 */
.divider {
    height: 1px;
    background: var(--border-color);
    margin: 1rem 0;
}

/* 步骤指示器 */
.steps {
    display: flex;
    justify-content: space-between;
}

.step {
    flex: 1;
    text-align: center;
    position: relative;
}

.step::after {
    content: '';
    position: absolute;
    top: 15px;
    left: 50%;
    width: 100%;
    height: 2px;
    background: var(--border-color);
}

.step:last-child::after {
    display: none;
}

.step-number {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--border-color);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    margin-bottom: 0.5rem;
    position: relative;
    z-index: 1;
}

.step.active .step-number {
    background: var(--primary-color);
    color: white;
}

.step.completed .step-number {
    background: var(--success-color);
    color: white;
}

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

.step.active .step-title {
    color: var(--text-primary);
}

/* 迷你图 */
.mini-chart {
    height: 40px;
    display: flex;
    align-items: flex-end;
    gap: 2px;
}

.mini-chart-bar {
    flex: 1;
    background: var(--primary-color);
    border-radius: 2px;
    opacity: 0.6;
}

.mini-chart-bar:last-child {
    opacity: 1;
}

/* 表单网格 */
.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group.span-2 {
    grid-column: span 2;
}

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

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

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

.toggle-slider {
    position: absolute;
    cursor: pointer;
    inset: 0;
    background: var(--border-color);
    border-radius: 24px;
    transition: 0.3s;
}

.toggle-slider::before {
    content: '';
    position: absolute;
    width: 18px;
    height: 18px;
    left: 3px;
    bottom: 3px;
    background: white;
    border-radius: 50%;
    transition: 0.3s;
}

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

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

/* 标签芯片 */
.tag-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.375rem 0.75rem;
    background: rgba(139, 92, 246, 0.2);
    border: 1px solid rgba(139, 92, 246, 0.3);
    border-radius: 9999px;
    font-size: 0.75rem;
    color: #a78bfa;
}

.tag-chip-remove {
    background: rgba(239, 68, 68, 0.2);
    border-color: rgba(239, 68, 68, 0.3);
    color: #fca5a5;
}

.tag-chip-ai {
    background: rgba(139, 92, 246, 0.15);
    border-color: rgba(139, 92, 246, 0.4);
    color: #c4b5fd;
}

.tag-remove {
    background: none;
    border: none;
    color: inherit;
    cursor: pointer;
    padding: 0;
    opacity: 0.6;
    transition: opacity 0.2s;
}

.tag-remove:hover {
    opacity: 1;
}

/* 颜色选择 */
.color-option {
    display: flex;
    align-items: center;
    cursor: pointer;
}

.color-option input {
    display: none;
}

.color-swatch {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 2px solid transparent;
    transition: all 0.2s;
}

.color-option input:checked + .color-swatch {
    border-color: white;
    box-shadow: 0 0 0 2px rgba(255,255,255,0.3);
    transform: scale(1.1);
}