/**
 * main.css - 全局样式
 * 包含CSS变量、重置样式、通用组件样式
 */

/* ==================== CSS 变量 ==================== */
:root {
    /* 主色调 */
    --primary: #1890ff;
    --primary-hover: #40a9ff;
    --primary-active: #096dd9;
    --primary-light: #e6f7ff;
    --primary-border: #91d5ff;

    /* 语义色 */
    --success: #52c41a;
    --success-light: #f6ffed;
    --success-border: #b7eb8f;
    --warning: #faad14;
    --warning-light: #fffbe6;
    --warning-border: #ffe58f;
    --error: #f5222d;
    --error-light: #fff1f0;
    --error-border: #ffa39e;

    /* 中性色 */
    --text-primary: #262626;
    --text-secondary: #595959;
    --text-tertiary: #8c8c8c;
    --text-disabled: #bfbfbf;
    --border-color: #d9d9d9;
    --border-light: #f0f0f0;
    --bg-page: #f0f2f5;
    --bg-card: #ffffff;
    --bg-hover: #fafafa;

    /* 阴影 */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 8px 24px rgba(0, 0, 0, 0.16);

    /* 圆角 */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;

    /* 间距 */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-xxl: 48px;

    /* 字体 */
    --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", sans-serif;
    --font-size-xs: 12px;
    --font-size-sm: 13px;
    --font-size-md: 14px;
    --font-size-lg: 16px;
    --font-size-xl: 20px;
    --font-size-xxl: 24px;
    --font-size-title: 30px;

    /* 过渡 */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
    --transition-slow: 0.4s ease;

    /* 导航栏高度 */
    --navbar-height: 56px;
}

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

html {
    font-size: 14px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-md);
    color: var(--text-primary);
    background: var(--bg-page);
    line-height: 1.6;
    min-height: 100vh;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--primary-hover);
}

ul, ol {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

input, select, textarea, button {
    font-family: inherit;
    font-size: inherit;
    outline: none;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.4;
    color: var(--text-primary);
}

h1 { font-size: var(--font-size-title); }
h2 { font-size: var(--font-size-xxl); }
h3 { font-size: var(--font-size-xl); }
h4 { font-size: var(--font-size-lg); }

/* ==================== 通用工具类 ==================== */
.text-primary { color: var(--primary) !important; }
.text-success { color: var(--success) !important; }
.text-warning { color: var(--warning) !important; }
.text-error { color: var(--error) !important; }
.text-secondary { color: var(--text-secondary) !important; }
.text-tertiary { color: var(--text-tertiary) !important; }

.bg-primary { background-color: var(--primary) !important; }
.bg-success { background-color: var(--success) !important; }
.bg-warning { background-color: var(--warning) !important; }
.bg-error { background-color: var(--error) !important; }

.text-center { text-align: center; }
.text-right { text-align: right; }

.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-col { display: flex; flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.flex-1 { flex: 1; }
.gap-sm { gap: var(--spacing-sm); }
.gap-md { gap: var(--spacing-md); }
.gap-lg { gap: var(--spacing-lg); }

.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }

.p-sm { padding: var(--spacing-sm); }
.p-md { padding: var(--spacing-md); }
.p-lg { padding: var(--spacing-lg); }
.p-xl { padding: var(--spacing-xl); }

.hidden { display: none !important; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ==================== 按钮 ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-card);
    color: var(--text-primary);
    font-size: var(--font-size-md);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
    user-select: none;
    line-height: 1.5;
}

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

.btn:active {
    transform: scale(0.98);
}

.btn:disabled, .btn.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

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

.btn-primary:hover {
    background: var(--primary-hover);
    border-color: var(--primary-hover);
    color: #fff;
}

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

.btn-success {
    background: var(--success);
    border-color: var(--success);
    color: #fff;
}

.btn-success:hover {
    background: #73d13d;
    border-color: #73d13d;
    color: #fff;
}

.btn-danger {
    background: var(--error);
    border-color: var(--error);
    color: #fff;
}

.btn-danger:hover {
    background: #ff4d4f;
    border-color: #ff4d4f;
    color: #fff;
}

.btn-warning {
    background: var(--warning);
    border-color: var(--warning);
    color: #fff;
}

.btn-ghost {
    background: transparent;
    border-color: transparent;
}

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

.btn-sm {
    padding: 4px 10px;
    font-size: var(--font-size-sm);
    border-radius: var(--radius-sm);
}

.btn-lg {
    padding: 12px 24px;
    font-size: var(--font-size-lg);
    border-radius: var(--radius-md);
}

.btn-icon {
    width: 36px;
    height: 36px;
    padding: 0;
    border-radius: var(--radius-md);
}

/* ==================== 卡片 ==================== */
.card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-lg);
    transition: box-shadow var(--transition-normal);
}

.card:hover {
    box-shadow: var(--shadow-md);
}

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

.card-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
}

.card-body {
    color: var(--text-secondary);
}

/* ==================== 表单 ==================== */
.form-group {
    margin-bottom: var(--spacing-lg);
}

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

.form-label .required {
    color: var(--error);
    margin-left: 2px;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-card);
    color: var(--text-primary);
    font-size: var(--font-size-md);
    transition: all var(--transition-fast);
    line-height: 1.6;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px var(--primary-light);
}

.form-input.error,
.form-select.error {
    border-color: var(--error);
    box-shadow: 0 0 0 2px var(--error-light);
}

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

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

.form-help {
    margin-top: var(--spacing-xs);
    font-size: var(--font-size-xs);
    color: var(--text-tertiary);
}

.form-error {
    margin-top: var(--spacing-xs);
    font-size: var(--font-size-xs);
    color: var(--error);
}

/* 滑块 */
.range-group {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.range-input {
    flex: 1;
    -webkit-appearance: none;
    appearance: none;
    height: 6px;
    background: var(--border-light);
    border-radius: 3px;
    outline: none;
}

.range-input::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--primary);
    cursor: pointer;
    border: 2px solid #fff;
    box-shadow: 0 1px 4px rgba(24, 144, 255, 0.4);
    transition: transform var(--transition-fast);
}

.range-input::-webkit-slider-thumb:hover {
    transform: scale(1.15);
}

.range-value {
    min-width: 50px;
    text-align: center;
    font-weight: 600;
    color: var(--primary);
    font-size: var(--font-size-md);
}

/* 复选、单选 */
.checkbox-group,
.radio-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.checkbox-label,
.radio-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    padding: 6px 8px;
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast);
}

.checkbox-label:hover,
.radio-label:hover {
    background: var(--bg-hover);
}

/* ==================== 表格 ==================== */
.table-wrapper {
    overflow-x: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-card);
}

thead {
    background: var(--bg-hover);
}

th {
    padding: 12px 16px;
    text-align: left;
    font-weight: 600;
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 2px solid var(--border-light);
    white-space: nowrap;
    cursor: pointer;
    user-select: none;
}

th:hover {
    background: var(--border-light);
}

td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-light);
    color: var(--text-primary);
}

/* 斑马纹 */
tbody tr:nth-child(even) {
    background: #fafbfc;
}

tbody tr:hover {
    background: var(--primary-light);
}

/* ==================== 标签 ==================== */
.tag {
    display: inline-flex;
    align-items: center;
    padding: 2px 10px;
    border-radius: 12px;
    font-size: var(--font-size-xs);
    font-weight: 500;
    white-space: nowrap;
}

.tag-blue { background: var(--primary-light); color: var(--primary); border: 1px solid var(--primary-border); }
.tag-green { background: var(--success-light); color: var(--success); border: 1px solid var(--success-border); }
.tag-orange { background: var(--warning-light); color: var(--warning); border: 1px solid var(--warning-border); }
.tag-red { background: var(--error-light); color: var(--error); border: 1px solid var(--error-border); }
.tag-gray { background: #f5f5f5; color: var(--text-tertiary); border: 1px solid #e8e8e8; }

/* ==================== 状态标签 ==================== */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: var(--font-size-xs);
    font-weight: 600;
}

.status-badge::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    display: inline-block;
}

.status-running { background: var(--primary-light); color: var(--primary); }
.status-running::before { background: var(--primary); animation: pulse 1.5s infinite; }
.status-completed { background: var(--success-light); color: var(--success); }
.status-completed::before { background: var(--success); }
.status-failed { background: var(--error-light); color: var(--error); }
.status-failed::before { background: var(--error); }
.status-queued { background: var(--warning-light); color: var(--warning); }
.status-queued::before { background: var(--warning); }

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

/* ==================== 进度条 ==================== */
.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--border-light);
    border-radius: 4px;
    overflow: hidden;
}

.progress-bar .progress-fill {
    height: 100%;
    border-radius: 4px;
    background: linear-gradient(90deg, var(--primary), var(--primary-hover));
    transition: width var(--transition-normal);
    position: relative;
}

.progress-bar .progress-fill.animated::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.3),
        transparent
    );
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.progress-bar.success .progress-fill { background: linear-gradient(90deg, var(--success), #73d13d); }
.progress-bar.error .progress-fill { background: linear-gradient(90deg, var(--error), #ff4d4f); }
.progress-bar.warning .progress-fill { background: linear-gradient(90deg, var(--warning), #ffc53d); }

/* ==================== Tab 切换 ==================== */
.tabs {
    display: flex;
    border-bottom: 2px solid var(--border-light);
    margin-bottom: var(--spacing-lg);
    gap: var(--spacing-lg);
}

.tab-item {
    padding: 10px 4px;
    color: var(--text-secondary);
    cursor: pointer;
    font-weight: 500;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

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

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

.tab-content {
    display: none;
}

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

/* ==================== 弹窗 ==================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.45);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

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

.modal {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    width: 90%;
    max-width: 520px;
    max-height: 80vh;
    overflow-y: auto;
    transform: translateY(-20px) scale(0.95);
    transition: transform var(--transition-normal);
}

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

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

.modal-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
}

.modal-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: none;
    cursor: pointer;
    border-radius: var(--radius-sm);
    color: var(--text-tertiary);
    font-size: 18px;
    transition: all var(--transition-fast);
}

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

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

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    border-top: 1px solid var(--border-light);
}

/* ==================== 提示消息 ==================== */
.toast-container {
    position: fixed;
    top: calc(var(--navbar-height) + 16px);
    right: 16px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.toast {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    border-radius: var(--radius-md);
    background: var(--bg-card);
    box-shadow: var(--shadow-lg);
    font-size: var(--font-size-md);
    transform: translateX(120%);
    transition: transform var(--transition-normal);
    min-width: 280px;
    max-width: 400px;
}

.toast.show {
    transform: translateX(0);
}

.toast-icon {
    font-size: 18px;
    flex-shrink: 0;
}

.toast-info { border-left: 4px solid var(--primary); }
.toast-success { border-left: 4px solid var(--success); }
.toast-warning { border-left: 4px solid var(--warning); }
.toast-error { border-left: 4px solid var(--error); }

/* ==================== 搜索框 ==================== */
.search-box {
    position: relative;
    display: flex;
    align-items: center;
}

.search-box input {
    width: 100%;
    padding: 8px 12px 8px 36px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-card);
    font-size: var(--font-size-md);
    transition: all var(--transition-fast);
}

.search-box input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px var(--primary-light);
}

.search-box .search-icon {
    position: absolute;
    left: 10px;
    color: var(--text-tertiary);
    pointer-events: none;
}

/* ==================== 分页器 ==================== */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    margin-top: var(--spacing-lg);
}

.page-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-card);
    color: var(--text-primary);
    cursor: pointer;
    font-size: var(--font-size-md);
    transition: all var(--transition-fast);
}

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

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

.page-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* ==================== Loading ==================== */
.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-light);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

.loading-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    border-radius: inherit;
}

/* ==================== 空状态 ==================== */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xxl);
    color: var(--text-tertiary);
}

.empty-state .empty-icon {
    font-size: 64px;
    margin-bottom: var(--spacing-md);
    opacity: 0.5;
}

.empty-state .empty-text {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-sm);
}

/* ==================== 滚动条 ==================== */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: #a8a8a8;
}

/* ==================== 响应式 ==================== */
@media (max-width: 1400px) {
    :root {
        --spacing-lg: 20px;
        --spacing-xl: 28px;
    }
}

@media (max-width: 768px) {
    :root {
        --spacing-lg: 16px;
        --spacing-xl: 24px;
        --font-size-title: 24px;
        --font-size-xxl: 20px;
    }
}