/* 现代化UI界面样式系统 - ccLoad代理管理界面 */

/* ===== CSS 变量和设计令牌 ===== */
:root {
  color-scheme: light dark;

  /* 品牌色彩系统 */
  --primary-50: #f0f7ff;
  --primary-100: #e0efff;
  --primary-200: #b8dcff;
  --primary-300: #7cc3ff;
  --primary-400: #3ca3ff;
  --primary-500: #3b82f6;
  --primary-600: #2563eb;
  --primary-700: #1d4ed8;
  --primary-800: #1e40af;
  --primary-900: #1e3a8a;

  /* 中性色彩 */
  --neutral-50: #f9fafb;
  --neutral-100: #f3f4f6;
  --neutral-200: #e5e7eb;
  --neutral-300: #d1d5db;
  --neutral-400: #9ca3af;
  --neutral-500: #6b7280;
  --neutral-600: #4b5563;
  --neutral-700: #374151;
  --neutral-800: #1f2937;
  --neutral-900: #111827;

  /* 下拉控件（自定义）配色：随系统浅/深色主题 */
  --filter-dropdown-bg: #ffffff;
  --filter-dropdown-border: var(--neutral-200);
  --filter-dropdown-item-fg: var(--neutral-900);
  --filter-dropdown-item-hover-bg: var(--neutral-50);
  --filter-dropdown-item-active-bg: var(--neutral-100);
  --filter-dropdown-item-highlight-bg: var(--primary-500);
  --filter-dropdown-item-highlight-fg: #fff;

  /* 功能色彩 */
  --success-50: #ecfdf5;
  --success-400: #34d399;
  --success-500: #10b981;
  --success-600: #059669;
  --warning-50: #fffbeb;
  --warning-400: #fbbf24;
  --warning-500: #f59e0b;
  --warning-600: #d97706;
  --error-50: #fef2f2;
  --error-400: #f87171;
  --error-500: #ef4444;
  --error-600: #dc2626;
  --info-50: #f0f9ff;
  --info-500: #06b6d4;
  --info-600: #0891b2;

  /* 玻璃态效果 */
  --glass-bg: rgba(255, 255, 255, 0.95);
  --glass-border: rgba(255, 255, 255, 0.2);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  --glass-shadow-hover: 0 12px 40px rgba(0, 0, 0, 0.15);

  /* 新拟态效果 */
  --neumorphism-light: #ffffff;
  --neumorphism-dark: #d1d5db;
  --neumorphism-shadow-1: 8px 8px 16px var(--neumorphism-dark);
  --neumorphism-shadow-2: -8px -8px 16px var(--neumorphism-light);

  /* 字体系统 */
  --font-family-sans: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-family-mono: ui-monospace, 'SF Mono', 'Cascadia Code', 'Roboto Mono', Consolas, monospace;

  --text-xs: 0.75rem;
  /* 12px */
  --text-sm: 0.875rem;
  /* 14px */
  --text-base: 1rem;
  /* 16px */
  --text-lg: 1.125rem;
  /* 18px */
  --text-xl: 1.25rem;
  /* 20px */
  --text-2xl: 1.5rem;
  /* 24px */
  --text-3xl: 1.875rem;
  /* 30px */
  --text-4xl: 2.25rem;
  /* 36px */

  --leading-tight: 1.25;
  --leading-normal: 1.5;
  --leading-relaxed: 1.75;

  --font-normal: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;

  /* 间距系统 */
  --space-1: 0.25rem;
  /* 4px */
  --space-2: 0.5rem;
  /* 8px */
  --space-3: 0.75rem;
  /* 12px */
  --space-4: 1rem;
  /* 16px */
  --space-5: 1.25rem;
  /* 20px */
  --space-6: 1.5rem;
  /* 24px */
  --space-8: 2rem;
  /* 32px */
  --space-10: 2.5rem;
  /* 40px */
  --space-12: 3rem;
  /* 48px */
  --space-16: 4rem;
  /* 64px */
  --space-20: 5rem;
  /* 80px */

  /* 圆角系统 */
  --radius-sm: 0.375rem;
  /* 6px */
  --radius-base: 0.5rem;
  /* 8px */
  --radius-lg: 0.75rem;
  /* 12px */
  --radius-xl: 1rem;
  /* 16px */
  --radius-2xl: 1.5rem;
  /* 24px */
  --radius-full: 9999px;

  /* 阴影系统 */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-base: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07), 0 2px 4px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1), 0 4px 6px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.1), 0 10px 10px rgba(0, 0, 0, 0.04);

  /* 动画时间 */
  --duration-fast: 0.15s;
  --duration-normal: 0.3s;
  --duration-slow: 0.5s;
  --timing-function: cubic-bezier(0.4, 0, 0.2, 1);

  /* 布局 */
  --topbar-height: 64px;
  --topbar-offset: var(--topbar-height);
  --container-max-width: 100%;

  /* Topbar 前景色（提高对比度） */
  --topbar-fg: var(--neutral-900);
  --topbar-fg-muted: var(--neutral-700);
}

@media (prefers-color-scheme: dark) {
  :root {
    --filter-dropdown-bg: rgb(31, 41, 55);
    --filter-dropdown-border: rgba(255, 255, 255, 0.12);
    --filter-dropdown-item-fg: var(--neutral-50);
    --filter-dropdown-item-hover-bg: rgba(255, 255, 255, 0.08);
    --filter-dropdown-item-active-bg: rgba(255, 255, 255, 0.12);
    --filter-dropdown-item-highlight-bg: var(--primary-500);
    --filter-dropdown-item-highlight-fg: #fff;
  }
}

@media (forced-colors: active) {
  :root {
    --filter-dropdown-bg: Canvas;
    --filter-dropdown-border: CanvasText;
    --filter-dropdown-item-fg: CanvasText;
    --filter-dropdown-item-hover-bg: Highlight;
    --filter-dropdown-item-active-bg: Highlight;
    --filter-dropdown-item-highlight-bg: Highlight;
    --filter-dropdown-item-highlight-fg: HighlightText;
  }
}


/* ===== 基础重置和全局样式 ===== */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

*:focus-visible {
  outline: 2px solid var(--primary-500);
  outline-offset: 2px;
}

/* 自定义 checkbox/radio 样式，修复 Edge 暗色模式下原生控件显示为黑色 */
input[type="checkbox"],
input[type="radio"] {
  -webkit-appearance: none;
  appearance: none;
  width: 16px;
  height: 16px;
  margin: 0;
  border: 1.5px solid var(--neutral-300);
  background: var(--white, #fff) no-repeat center;
  background-size: 10px;
  cursor: pointer;
  vertical-align: middle;
  flex-shrink: 0;
  transition: all var(--duration-fast, 0.15s);
}

input[type="checkbox"] {
  border-radius: 4px;
}

input[type="radio"] {
  border-radius: 50%;
}

input[type="checkbox"]:hover,
input[type="radio"]:hover {
  border-color: var(--primary-400);
}

input[type="checkbox"]:checked {
  background: var(--primary-500) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 8'%3E%3Cpath d='M1 4l2.5 2.5L9 1' fill='none' stroke='%23fff' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") no-repeat center;
  background-size: 10px;
  border-color: var(--primary-500);
}

input[type="checkbox"]:indeterminate {
  background: var(--primary-500) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 2'%3E%3Cpath d='M1 1h8' fill='none' stroke='%23fff' stroke-width='1.8' stroke-linecap='round'/%3E%3C/svg%3E") no-repeat center;
  background-size: 10px;
  border-color: var(--primary-500);
}

input[type="radio"]:checked {
  background: var(--primary-500) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 10'%3E%3Ccircle cx='5' cy='5' r='3' fill='%23fff'/%3E%3C/svg%3E") no-repeat center;
  background-size: 10px;
  border-color: var(--primary-500);
}

input[type="checkbox"]:focus-visible,
input[type="radio"]:focus-visible {
  outline: 2px solid var(--primary-500);
  outline-offset: 2px;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-family-sans);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--neutral-800);
  background:
    radial-gradient(1200px 600px at -10% -10%, rgba(213, 205, 194, 0.10), transparent 60%),
    radial-gradient(900px 600px at 110% -10%, rgba(241, 238, 233, 0.16), transparent 60%),
    linear-gradient(180deg, #fcfbf9 0%, #f3f1ed 100%);
  min-height: 100vh;
  overflow-x: hidden;
}

/* 选择文本颜色 */
::selection {
  background-color: var(--primary-200);
  color: var(--primary-800);
}

/* ===== 动画和关键帧 ===== */
@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@keyframes pulse {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.7;
  }
}

@keyframes float {

  0%,
  100% {
    transform: translateY(0px);
  }

  50% {
    transform: translateY(-10px);
  }
}

/* 动画类 */
.animate-slide-up {
  animation: slideInUp 0.6s var(--timing-function);
}

.animate-slide-right {
  animation: slideInRight 0.6s var(--timing-function);
}

.animate-fade-in {
  animation: fadeIn 0.4s ease-out;
}

.animate-pulse {
  animation: pulse 2s infinite;
}

.animate-float {
  animation: float 3s ease-in-out infinite;
}

/* ===== 布局组件 ===== */
.app-container {
  display: flex;
  min-height: 100vh;
  position: relative;
}

.main-content {
  flex: 1;
  margin-left: 0;
  min-width: 0;
  min-height: 100vh;
  padding: var(--space-3);
  transition: margin-left var(--duration-normal) var(--timing-function);
}

.content-area {
  max-width: var(--container-max-width);
  width: 100%;
  min-width: 0;
  margin: 0 auto;
}

/* ===== 顶部导航（Topbar） ===== */
.top-layout .main-content {
  margin-left: 0 !important;
  padding-top: var(--topbar-offset);
}

.top-layout .main-content.index-main-content {
  padding-top: calc(var(--topbar-offset) + 10px);
}

.topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--topbar-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-6);
  background: var(--glass-bg);
  backdrop-filter: blur(18px) saturate(160%);
  border-bottom: 1px solid var(--glass-border);
  z-index: 300;
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
}

.brand:hover {
  opacity: 0.8;
}

.brand-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 16px rgba(99, 102, 241, 0.35);
}

.brand-text {
  color: var(--topbar-fg);
  font-weight: var(--font-semibold);
  letter-spacing: .2px;
}

.topnav {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex: 1;
  justify-content: center;
}

.topnav-link {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .5rem .75rem;
  border-radius: var(--radius-lg);
  color: var(--topbar-fg);
  text-decoration: none;
  font-weight: var(--font-medium);
  white-space: nowrap;
  transition: background var(--duration-fast) var(--timing-function), color var(--duration-fast);
}

.topnav-link:hover {
  background: rgba(17, 24, 39, 0.06);
  color: var(--topbar-fg);
}

.topnav-link.active {
  background: rgba(17, 24, 39, 0.10);
  color: var(--topbar-fg);
  border: 1px solid rgba(17, 24, 39, 0.12);
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

/* 版本+GitHub组 */
.version-group {
  display: flex;
  align-items: center;
  gap: 2px;
}

/* 版本徽章 - 轻量纯文本样式 */
.version-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 6px;
  cursor: pointer;
  font-size: 12px;
  font-family: monospace;
  color: var(--neutral-500);
  margin-right: 0;
  position: relative;
  transition: color 0.2s;
  text-decoration: none;
}

.version-badge:hover {
  color: var(--neutral-700);
}

/* 有新版本时显示小圆点 */
.version-badge.has-update::after {
  content: '';
  position: absolute;
  top: 2px;
  right: 0;
  width: 6px;
  height: 6px;
  background: var(--success-500);
  border-radius: 50%;
}

/* GitHub链接 */
.github-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  color: var(--neutral-500);
  transition: color 0.2s, background 0.2s;
}

.github-link:hover {
  background: var(--neutral-100);
  color: var(--neutral-900);
}

/* 顶部背景（静态渐变，无动画） */
.bg-anim {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(550px 300px at 20% 10%, rgba(59, 130, 246, 0.14), transparent 60%),
    radial-gradient(650px 320px at 80% 5%, rgba(236, 72, 153, 0.12), transparent 60%),
    radial-gradient(420px 260px at 70% 60%, rgba(16, 185, 129, 0.10), transparent 60%);
}

/* ===== 卡片组件 ===== */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(16px) saturate(180%);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  /* box-shadow: var(--glass-shadow); */
  padding: var(--space-3);
  transition: all var(--duration-normal) var(--timing-function);
  position: relative;
  overflow: hidden;
  min-width: 0;
}

.glass-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.5), transparent);
  opacity: 0;
  transition: opacity var(--duration-normal);
}

.glass-card:hover {
  transform: none;
  box-shadow: var(--glass-shadow-hover);
  border-color: rgba(255, 255, 255, 0.3);
}

.glass-card:hover::before {
  opacity: 1;
}

/* ===== 英雄标题 ===== */
.hero-header {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.98), rgba(255, 255, 255, 0.95));
  backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-2xl);
  padding: var(--space-6);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08), 0 2px 8px rgba(0, 0, 0, 0.04);
  display: flex;
  align-items: center;
  gap: var(--space-4);
  position: relative;
  overflow: hidden;
}

.hero-header > div:last-child {
  flex: 1 1 auto;
  min-width: 0;
}


.hero-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.3);
  flex-shrink: 0;
}

.hero-title {
  font-size: var(--text-3xl);
  font-weight: var(--font-bold);
  color: var(--neutral-900);
  margin: 0;
  letter-spacing: -0.02em;
  line-height: 1.2;
  overflow-wrap: anywhere;
}

.hero-subtitle {
  font-size: var(--text-base);
  color: var(--neutral-600);
  margin: var(--space-1) 0 0 0;
  font-weight: var(--font-medium);
}

/* ===== 渠道卡片 ===== */
.channel-card {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.98), rgba(255, 255, 255, 0.95));
  backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-xl);
  padding: var(--space-5);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06), 0 1px 4px rgba(0, 0, 0, 0.04);
  transition: all var(--duration-normal) var(--timing-function);
  position: relative;
  overflow: hidden;
}

.channel-card:hover {
  transform: none;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1), 0 2px 8px rgba(0, 0, 0, 0.06);
  border-color: rgba(255, 255, 255, 0.4);
}

.channel-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 2px solid rgba(0, 0, 0, 0.05);
}

.channel-card-title {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--neutral-800);
}

.channel-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  flex-shrink: 0;
}

.channel-icon--anthropic {
  background: linear-gradient(135deg, #cc9b7a, #d4a574);
}

.channel-icon--codex,
.channel-icon--openai {
  background: linear-gradient(135deg, #10a37f, #0d8a6a);
}

.channel-icon--gemini {
  background: linear-gradient(135deg, #4285f4, #1a73e8);
}

.channel-cost {
  text-align: right;
}

.cost-label {
  display: block;
  font-size: var(--text-xs);
  color: var(--neutral-500);
  margin-bottom: 2px;
  font-weight: var(--font-medium);
}

.cost-value {
  display: block;
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  color: var(--warning-600);
  font-family: var(--font-family-mono);
}

.channel-metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.metric-item {
  text-align: center;
}

.metric-value {
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  line-height: 1.2;
  margin-bottom: var(--space-1);
}

.metric-label {
  font-size: var(--text-xs);
  color: var(--neutral-600);
  font-weight: var(--font-medium);
}

.token-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-2);
  padding-top: var(--space-3);
  border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.token-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.token-label {
  font-size: 11px;
  color: var(--neutral-500);
  font-weight: var(--font-medium);
}

.token-value {
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  color: var(--neutral-700);
  font-family: var(--font-family-mono);
}

.token-cache {
  color: var(--success-600);
}

/* ===== 总览卡片 ===== */
.summary-card {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.98), rgba(255, 255, 255, 0.95));
  backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-xl);
  padding: var(--space-5);
  display: flex;
  align-items: center;
  gap: var(--space-4);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06), 0 1px 4px rgba(0, 0, 0, 0.04);
  transition: all var(--duration-normal) var(--timing-function);
  position: relative;
  overflow: hidden;
}

.summary-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: currentColor;
  opacity: 0.8;
}

.summary-card:hover {
  transform: none;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1), 0 2px 8px rgba(0, 0, 0, 0.06);
}

.summary-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  background: rgba(0, 0, 0, 0.04);
  color: currentColor;
}

.summary-content {
  flex: 1;
}

.summary-value {
  font-size: var(--text-3xl);
  font-weight: var(--font-bold);
  line-height: 1.2;
  margin-bottom: 4px;
}

.summary-label {
  font-size: var(--text-sm);
  color: var(--neutral-600);
  font-weight: var(--font-medium);
}

.summary-card-primary {
  color: var(--primary-600);
}

.summary-card-success {
  color: var(--success-600);
}

.summary-card-error {
  color: var(--error-600);
}

.summary-card-rate {
  color: var(--primary-600);
}

.index-summary-grid .summary-card {
  flex: 1 1 0;
  min-width: 0;
}

.summary-value-note {
  font-size: 0.7em;
  color: var(--neutral-500);
}

.index-api-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.index-api-entry {
  background: rgba(243, 244, 246, 0.9);
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-lg);
  padding: 12px;
}

.index-api-method {
  font-size: var(--text-xs);
  font-family: var(--font-family-mono);
  font-weight: var(--font-semibold);
}

.index-api-method--post {
  color: var(--success-600);
}

.index-api-method--get {
  color: var(--primary-600);
}

.index-api-path {
  font-family: var(--font-family-mono);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--neutral-800);
}

.index-api-desc {
  margin-top: 4px;
  font-size: var(--text-xs);
  color: var(--neutral-600);
}

.index-api-tip {
  margin-top: var(--space-6);
  padding: 12px;
  background: var(--info-50);
  border: 1px solid rgba(6, 182, 212, 0.2);
  border-radius: var(--radius-lg);
}

.index-api-tip-title {
  color: var(--info-600);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
}

.index-api-tip-body {
  margin-top: 4px;
  font-size: var(--text-sm);
  color: var(--neutral-700);
}

.metric-card {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: all var(--duration-normal) var(--timing-function);
}

.metric-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--duration-normal);
}

.metric-card:hover::after {
  opacity: 1;
}

.metric-number {
  font-size: var(--text-3xl);
  font-weight: var(--font-bold);
  color: var(--primary-600);
  margin-bottom: var(--space-2);
  display: block;
}

.metric-label {
  font-size: var(--text-sm);
  color: var(--neutral-600);
  font-weight: var(--font-medium);
}

/* ===== 按钮系统 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-lg);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all var(--duration-fast) var(--timing-function);
  position: relative;
  overflow: hidden;
  user-select: none;
  white-space: nowrap;
  min-width: fit-content;
}

/* 切换按钮组（趋势页复用） - Apple UI 风格 (可用性优先) */
.toggle-group {
  display: inline-flex;
  gap: 2px;
  background: rgba(255, 255, 255, 0.25);
  padding: 2px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(30px) saturate(1.8);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
}

.toggle-btn {
  padding: 7px 14px;
  border-radius: 7px;
  color: rgba(0, 0, 0, 0.7);
  font-weight: 600;
  font-size: 13px;
  line-height: 1;
  cursor: pointer;
  user-select: none;
  transition: all 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  border: none;
  background: rgba(255, 255, 255, 0.1);
  position: relative;
  overflow: hidden;
  letter-spacing: -0.01em;
  text-shadow: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 32px;
}

.toggle-btn:hover {
  color: rgba(0, 0, 0, 0.85);
  background: rgba(255, 255, 255, 0.18);
  transform: none;
}

.toggle-btn.active {
  background: rgba(255, 255, 255, 0.95);
  color: #4f46e5;
  font-weight: 650;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15), 0 1px 3px rgba(0, 0, 0, 0.1);
  transform: none;
  text-shadow: none;
}

/* 时间范围选择器 */
.time-range-container {
  display: flex;
  justify-content: flex-end;
  width: 100%;
  position: relative;
}

.time-range-selector {
  display: inline-flex;
  gap: 0;
  background: #ffffff;
  padding: 4px;
  border-radius: 8px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  max-width: 100%;
}

.time-range-btn {
  padding: 6px 16px;
  border-radius: 6px;
  color: #666666;
  font-weight: 400;
  font-size: 14px;
  line-height: 1.5;
  cursor: pointer;
  user-select: none;
  transition: all 0.15s ease;
  border: none;
  background: transparent;
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 32px;
  white-space: nowrap;
}

.time-range-btn:hover {
  color: #333333;
  background: rgba(0, 0, 0, 0.03);
}

.time-range-btn.active {
  background: transparent;
  color: #4f46e5;
  font-weight: 500;
}

.filter-custom-range-host {
  position: relative;
  width: 100%;
}

.filter-custom-range-host .custom-range-picker {
  left: 0;
  right: auto;
}

.custom-range-picker {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: min(720px, calc(100vw - 32px));
  padding: 0;
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 8px;
  box-shadow: 0 16px 42px rgba(15, 23, 42, 0.18);
  z-index: 50;
  overflow: hidden;
}

.custom-range-picker-head {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr) 40px;
  align-items: center;
  gap: 8px;
  padding: 14px 16px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

.custom-range-summary {
  text-align: center;
  color: #4b5563;
  font-size: 14px;
  line-height: 1.3;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.custom-range-nav-btn {
  width: 32px;
  height: 32px;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: #9ca3af;
  font-family: inherit;
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
}

.custom-range-nav-btn:hover {
  color: #4b5563;
  background: rgba(0, 0, 0, 0.04);
}

.custom-range-calendars {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  padding: 16px 22px 12px;
}

.custom-range-calendar-title {
  margin-bottom: 10px;
  color: #222222;
  font-size: 16px;
  font-weight: 650;
  text-align: center;
}

.custom-range-weekdays,
.custom-range-days {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
}

.custom-range-weekdays {
  margin-bottom: 6px;
}

.custom-range-weekdays span {
  color: #555555;
  font-size: 13px;
  line-height: 26px;
  text-align: center;
}

.custom-range-day {
  width: 100%;
  min-width: 0;
  height: 32px;
  border: none;
  border-radius: 4px;
  background: transparent;
  color: #555555;
  font-family: inherit;
  font-size: 14px;
  cursor: pointer;
}

.custom-range-day:hover {
  background: rgba(59, 130, 246, 0.09);
  color: #1f2937;
}

.custom-range-day.muted {
  color: #b8b8b8;
}

.custom-range-day.disabled,
.custom-range-day:disabled {
  color: #d1d5db;
  cursor: not-allowed;
}

.custom-range-day.disabled:hover,
.custom-range-day:disabled:hover {
  background: transparent;
  color: #d1d5db;
}

.custom-range-day.in-range {
  background: rgba(59, 130, 246, 0.12);
  color: #1d4ed8;
}

.custom-range-day.selected-start,
.custom-range-day.selected-end {
  background: #1e90ff;
  color: #ffffff;
  font-weight: 700;
}

.custom-range-time-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  padding: 8px 22px 14px;
}

.custom-range-time-row label {
  display: grid;
  gap: 6px;
  color: #4b5563;
  font-size: 12px;
}

.custom-range-time-row input {
  height: 32px;
  padding: 4px 8px;
  border: 1px solid #d1d5db;
  border-radius: 6px;
  background: #ffffff;
  color: #111827;
  font-family: inherit;
  font-size: 13px;
  letter-spacing: 0;
}

.custom-range-picker-footer {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  padding: 10px 16px 14px;
  border-top: 1px solid rgba(0, 0, 0, 0.08);
}

.custom-range-link-btn,
.custom-range-confirm-btn {
  min-height: 32px;
  padding: 5px 13px;
  border-radius: 6px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 650;
  cursor: pointer;
}

.custom-range-link-btn {
  border: none;
  background: transparent;
  color: #1e90ff;
}

.custom-range-link-btn:hover {
  background: rgba(30, 144, 255, 0.08);
}

.custom-range-confirm-btn {
  border: none;
  background: #1e90ff;
  color: #ffffff;
}

.custom-range-confirm-btn:hover {
  background: #1878d6;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transition: left var(--duration-slow);
}

.btn:hover::before {
  left: 100%;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
  color: white;
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  transform: none;
  box-shadow: 0 8px 25px rgba(59, 130, 246, 0.4);
}

.btn-warning {
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: white;
  box-shadow: var(--shadow-md);
}

.btn-warning:hover {
  transform: none;
  box-shadow: 0 8px 25px rgba(245, 158, 11, 0.4);
}

.btn-secondary {
  background: var(--glass-bg);
  backdrop-filter: blur(8px);
  color: var(--neutral-800);
  border: 1px solid var(--glass-border);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.9);
  transform: none;
  box-shadow: var(--shadow-lg);
}

.btn-success {
  background: linear-gradient(135deg, var(--success-500), var(--success-600));
  color: white;
}

.btn-success:hover {
  transform: none;
  box-shadow: 0 8px 25px rgba(16, 185, 129, 0.4);
}

.btn-danger {
  background: #ef4444;
  color: white;
  transition: all 0.2s;
}

.btn-danger:hover {
  background: #dc2626;
  transform: none;
  box-shadow: 0 8px 25px rgba(239, 68, 68, 0.4);
}

/* 批量删除按钮激活状态（选中时） */
.btn-danger-active {
  background: linear-gradient(135deg, #fef2f2 0%, #fecaca 100%);
  border-color: #fca5a5;
  color: #dc2626;
  cursor: pointer;
  opacity: 1;
}

.btn-danger-active:disabled {
  cursor: not-allowed;
  opacity: 0.5;
  background: none;
  border-color: inherit;
  color: inherit;
}

.btn-sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
}

.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-lg);
}

/* ===== 表单组件 ===== */
.form-group {
  margin-bottom: var(--space-4);
}

.form-label {
  display: block;
  margin-bottom: var(--space-2);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--neutral-700);
}

.form-input {
  width: 100%;
  padding: var(--space-2) var(--space-2);
  border: 2px solid var(--neutral-200);
  border-radius: var(--radius-lg);
  font-size: var(--text-base);
  color: var(--neutral-900);
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(8px);
  transition: all var(--duration-fast) var(--timing-function);
}

.form-input:focus {
  outline: none;
  border-color: var(--primary-500);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
  transform: none;
  background: white;
}

.form-input::placeholder {
  color: var(--neutral-400);
}

/* ===== 导航组件 ===== */
.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
  padding: var(--space-4);
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.logo-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-lg);
}

.logo-text {
  font-size: var(--text-lg);
  font-weight: var(--font-bold);
  color: var(--neutral-700);
}

.nav-list {
  list-style: none;
  margin-bottom: var(--space-8);
}

.nav-item {
  margin-bottom: var(--space-1);
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  color: var(--neutral-700);
  text-decoration: none;
  border-radius: var(--radius-lg);
  font-weight: var(--font-medium);
  transition: all var(--duration-fast) var(--timing-function);
  position: relative;
}

.nav-link::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 0;
  background: var(--primary-600);
  border-radius: var(--radius-full);
  transition: height var(--duration-fast) var(--timing-function);
}

.nav-link:hover {
  background: rgba(59, 130, 246, 0.15);
  color: var(--primary-700);
  transform: none;
}

.nav-link:hover::before {
  height: 20px;
}

.nav-link.active {
  background: rgba(59, 130, 246, 0.25);
  color: var(--primary-700);
  box-shadow: inset 0 1px 0 rgba(59, 130, 246, 0.2);
}

.nav-link.active::before {
  height: 20px;
}

.nav-icon {
  width: 16px;
  height: 16px;
  opacity: 0.8;
  transition: opacity var(--duration-fast);
}

.nav-link:hover .nav-icon,
.nav-link.active .nav-icon {
  opacity: 1;
}

/* ===== 状态指示器 ===== */
.status-online {
  color: var(--success-500);
}

.status-offline {
  color: var(--error-500);
}

.status-warning {
  color: var(--warning-500);
}

/* ===== 统计卡片语义化颜色 ===== */
.metric-total {
  color: var(--primary-600);
}

.metric-success {
  color: var(--success-500);
}

.metric-error {
  color: var(--error-500);
}

.metric-rate {
  color: var(--primary-600);
}

/* 成功率动态颜色 */
.metric-rate.high-performance {
  color: var(--success-500);
}

.metric-rate.medium-performance {
  color: var(--warning-500);
}

.metric-rate.low-performance {
  color: var(--error-500);
}

.status-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  margin-right: var(--space-2);
}

.status-dot.online {
  background: var(--success-500);
  animation: pulse 2s infinite;
}

.status-dot.offline {
  background: var(--error-500);
}

.status-dot.warning {
  background: var(--warning-500);
  animation: pulse 2s infinite;
}

/* ===== 网格系统 ===== */
.grid {
  display: grid;
  gap: var(--space-4);
}

.grid-cols-1 {
  grid-template-columns: repeat(1, 1fr);
}

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

.grid-cols-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid-cols-4 {
  grid-template-columns: repeat(4, 1fr);
}

/* ===== 加载状态 ===== */
.loading-skeleton {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: shimmerBg 1.5s infinite;
  border-radius: var(--radius-base);
}

@keyframes shimmerBg {
  0% {
    background-position: -200% 0;
  }

  100% {
    background-position: 200% 0;
  }
}

.loading-spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--neutral-300);
  border-top: 2px solid var(--primary-500);
  border-radius: var(--radius-full);
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }

  100% {
    transform: rotate(360deg);
  }
}

/* ===== 响应式设计 ===== */
@media (max-width: 768px) {
  :root {
    --topbar-offset: 144px;
  }

  .topbar {
    height: auto;
    min-height: var(--topbar-height);
    padding: 8px var(--space-3);
    gap: var(--space-2);
    align-items: center;
    flex-wrap: wrap;
  }

  .topbar-left {
    min-width: 0;
    order: 1;
    flex: 1 1 0;
    gap: var(--space-2);
  }

  .brand {
    min-width: 0;
    gap: var(--space-2);
    max-width: 100%;
  }

  .brand-icon {
    width: 32px;
    height: 32px;
  }

  .brand-text {
    font-size: var(--text-sm);
    line-height: 1.2;
    max-width: 104px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .topnav {
    order: 3;
    flex: 0 0 100%;
    width: 100%;
    justify-content: flex-start;
    flex-wrap: wrap;
    overflow-x: visible;
    white-space: normal;
    gap: 6px 4px;
    padding-bottom: 0;
  }

  .topnav::-webkit-scrollbar {
    display: none;
  }

  .topnav-link {
    gap: 4px;
    padding: 6px 8px;
    font-size: 13px;
    white-space: nowrap;
  }

  .topnav-link svg {
    width: 16px;
    height: 16px;
    flex: 0 0 auto;
  }

  .topbar-right {
    order: 2;
    margin-left: 0;
    flex: 0 0 auto;
    gap: 4px;
    flex-wrap: nowrap;
    justify-content: flex-end;
  }

  .topbar-right .btn {
    padding: 6px 8px;
    font-size: var(--text-xs);
    white-space: nowrap;
  }

  .version-group {
    gap: 0;
  }

  .lang-dropdown-trigger {
    padding: 6px;
  }

  .main-content {
    padding: var(--space-3);
  }

  .grid-cols-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-cols-3 {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .hero-header {
    padding: var(--space-4);
  }

  .hero-icon {
    width: 48px;
    height: 48px;
  }

  .hero-title {
    font-size: var(--text-2xl);
  }

  .channel-card {
    padding: var(--space-4);
  }

  .channel-metrics {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-2);
  }

  .metric-item {
    display: flex;
    flex-direction: row-reverse;
    justify-content: space-between;
    align-items: center;
    text-align: left;
  }

  .metric-value {
    font-size: var(--text-lg);
    margin-bottom: 0;
  }

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

  .token-item {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }

  .summary-card {
    padding: var(--space-4);
  }

  .summary-icon {
    width: 40px;
    height: 40px;
  }

  .summary-value {
    font-size: var(--text-2xl);
  }

  .time-range-container {
    justify-content: flex-start;
  }

  .time-range-selector {
    width: 100%;
    overflow-x: auto;
    white-space: nowrap;
    justify-content: flex-start;
  }

  .time-range-selector::-webkit-scrollbar {
    display: none;
  }

  .time-range-btn {
    flex: 0 0 auto;
    padding: 6px 12px;
  }

  .custom-range-picker {
    position: fixed;
    top: calc(var(--topbar-offset, 0px) + 8px);
    left: 50%;
    right: auto;
    transform: translateX(-50%);
    width: calc(100vw - 24px);
    max-width: 420px;
    max-height: calc(100vh - var(--topbar-offset, 0px) - 20px);
    overflow-y: auto;
    z-index: 350;
  }

  .filter-custom-range-host .custom-range-picker {
    top: 8px;
    left: 50%;
    right: auto;
  }

  .custom-range-picker-head {
    grid-template-columns: 34px minmax(0, 1fr) 34px;
    padding: 12px;
  }

  .custom-range-summary {
    font-size: 13px;
  }

  .custom-range-calendars {
    grid-template-columns: 1fr;
    gap: 14px;
    padding: 14px 12px 10px;
  }

  .custom-range-calendar:nth-child(2) {
    display: none;
  }

  .custom-range-time-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    padding: 8px 12px 12px;
  }

  .custom-range-day {
    height: 32px;
    font-size: 14px;
  }

  .toggle-group,
  .view-toggle-group {
    max-width: 100%;
    overflow-x: auto;
    white-space: nowrap;
  }

  .toggle-group::-webkit-scrollbar,
  .view-toggle-group::-webkit-scrollbar {
    display: none;
  }

  .filter-controls {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px 12px;
    align-items: start;
  }

  .filter-group {
    display: grid;
    grid-template-columns: 88px minmax(0, 1fr);
    align-items: center;
    width: 100%;
    min-width: 0;
  }

  .filter-controls > .channel-filter-summary,
  .filter-controls > .logs-filter-summary-row,
  .filter-controls > .stats-filter-summary-row,
  .filter-controls > .filter-actions--page {
    grid-column: 1 / -1;
  }

  .filter-controls > .filter-actions--page {
    display: flex;
    justify-content: flex-end;
  }

  .filter-group--checkbox {
    display: flex;
  }

  .filter-label {
    margin-right: 0;
    text-align: right;
  }

  .filter-input,
  .filter-select,
  .filter-combobox-wrapper,
  .filter-field-wrap,
  .filter-control--narrow,
  .filter-control--compact,
  .filter-control--wide {
    width: 100%;
    min-width: 0 !important;
    max-width: none !important;
  }

  .filter-info {
    margin-left: 0;
    margin-top: 0;
    width: 100%;
    text-align: center;
  }

  .filter-controls .btn,
  .channel-toolbar-actions .btn {
    width: 100%;
  }

  .filter-controls > .filter-actions--page .btn {
    width: auto;
  }

  .pagination-controls {
    flex-wrap: wrap;
    justify-content: center;
  }

  .channel-filter-container {
    width: 100%;
  }

  .channel-filter-dropdown {
    position: fixed;
    left: 12px;
    right: 12px;
    min-width: 0;
    max-width: none;
  }

  .modal {
    padding: 12px;
  }

  .modal-content {
    width: min(720px, calc(100vw - 24px));
    max-width: none;
    max-height: calc(100vh - 24px);
    padding: 12px;
  }

  .modal-content--tall {
    min-height: auto;
  }

  .modal-header,
  .form-actions,
  .confirm-actions {
    flex-wrap: wrap;
  }

  .form-actions .btn,
  .confirm-actions .btn {
    flex: 1 1 140px;
  }

  .form-row-inline {
    flex-direction: column;
    align-items: stretch;
  }

  .form-row-inline__label {
    min-width: 0;
    flex-basis: auto;
  }

  .form-row-inline__content,
  .field-grow,
  .settings-input--number,
  .settings-input--text {
    width: 100%;
  }

  .model-test-tabs {
    align-items: stretch;
  }

  .model-test-progress {
    grid-column: 1 / -1;
    width: 100%;
  }

  #runTestBtn {
    width: 100%;
    grid-column: 1 / -1;
  }

  .settings-save-actions {
    justify-content: stretch;
  }

  .settings-save-btn {
    width: 100%;
  }
}

@media (max-width: 480px) {
  :root {
    --topbar-offset: 144px;
  }

  .grid-cols-4,
  .grid-cols-3,
  .grid-cols-2 {
    grid-template-columns: repeat(1, 1fr);
  }

  .glass-card {
    padding: var(--space-4);
  }

  .metric-card {
    padding: var(--space-4);
  }

  .hero-header {
    flex-direction: column;
    text-align: center;
  }

  .hero-title {
    font-size: var(--text-xl);
  }

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

  .summary-card {
    flex-direction: column;
    text-align: center;
  }

  .summary-card::before {
    width: 100%;
    height: 4px;
    top: 0;
    left: 0;
  }

  .filter-group {
    grid-template-columns: 1fr;
  }

  .filter-label {
    text-align: left;
  }
}

/* ===== 可访问性 ===== */
@media (prefers-reduced-motion: reduce) {

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}


/* ===== 模态框组件 ===== */
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
}

.modal.show {
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-content {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 16px;
  width: 70%;
  max-width: none;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.modal-content--sm {
  max-width: 500px;
}

.modal-content--md {
  max-width: 600px;
}

.modal-content--lg {
  max-width: 760px;
}

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

.modal-content--tall {
  display: flex;
  flex-direction: column;
  min-height: min(680px, calc(100vh - 32px));
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.modal-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--neutral-800);
}

.close-btn {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--neutral-500);
  padding: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  transition: all 0.2s;
}

.close-btn:hover {
  background: var(--neutral-100);
  color: var(--neutral-700);
}

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

.form-row-inline {
  display: flex;
  align-items: center;
  gap: 12px;
}

.form-row-inline__label {
  flex: 0 0 60px;
  min-width: 60px;
  margin: 0;
  white-space: nowrap;
}

.form-row-inline__content {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.field-grow {
  flex: 1 1 auto;
  min-width: 0;
}

.scroll-pane {
  overflow-y: auto;
  border: 1px solid var(--neutral-200);
  border-radius: 6px;
}

.scroll-pane--sm {
  max-height: 300px;
}

.control-checkbox {
  width: 18px;
  height: 18px;
}

.control-checkbox--sm {
  width: 16px;
  height: 16px;
}

.confirm-modal {
  text-align: center;
  width: auto !important;
  max-width: 460px !important;
  min-width: 300px;
}

.confirm-modal p {
  margin: 20px 0;
  color: var(--neutral-600);
}

.confirm-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-top: 24px;
}

.modal-header--compact {
  margin-bottom: 8px;
}

.modal-description {
  margin: 0;
  color: var(--color-text-secondary);
  font-size: 13px;
}

.confirm-actions--end {
  justify-content: flex-end;
  margin-top: 16px;
}

/* ===== 筛选器组件 ===== */
.filter-bar {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: var(--space-4);
  margin-bottom: var(--space-2);
  position: relative;
  z-index: 20;
  overflow: visible;
}

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

.filter-group {
  flex: 1;
  /* min-width: 200px; */
  display: flex;
  align-items: center;
  gap: 6px;
}

.filter-group--checkbox {
  flex: 0 1 auto;
  align-items: center;
}

.filter-input,
.filter-select {
  flex: 1;
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--neutral-300);
  border-radius: var(--radius-base);
  font-size: var(--text-sm);
  color: var(--neutral-900);
  background: rgba(255, 255, 255, 0.9);
  transition: all var(--duration-fast);
}

.filter-input:focus,
.filter-select:focus {
  outline: none;
  border-color: var(--primary-500);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.filter-combobox {
  width: 100%;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='none'%3E%3Cpath d='M6 8l4 4 4-4' stroke='%236b7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  background-size: 14px 14px;
  padding-right: 32px;
}

.filter-combobox-wrapper {
  position: relative;
  flex: 1;
}

.filter-control--narrow {
  max-width: 110px;
}

.filter-control--compact {
  min-width: 120px;
  max-width: 160px;
}

.filter-control--time-range {
  min-width: 60px;
  max-width: 90px;
}

.filter-control--wide {
  min-width: 150px;
}

.filter-field-wrap {
  position: relative;
  flex: 1 1 auto;
  min-width: 140px;
}

.filter-dropdown {
  position: fixed;
  left: 0;
  top: 0;
  width: 240px;
  display: none;
  background: var(--filter-dropdown-bg);
  border: 1px solid var(--filter-dropdown-border);
  border-radius: var(--radius-base);
  box-shadow: var(--shadow-lg);
  padding: 6px 0;
  max-height: 640px;
  overflow: auto;
  z-index: 99999;
}

.filter-dropdown-item {
  display: flex;
  align-items: center;
  gap: 0;
  padding: 10px 14px;
  font-size: var(--text-sm);
  color: var(--filter-dropdown-item-fg);
  cursor: pointer;
  user-select: none;
}

.filter-dropdown-item::before {
  content: "";
  display: none;
}

.filter-dropdown-item:hover {
  background: var(--filter-dropdown-item-highlight-bg);
  color: var(--filter-dropdown-item-highlight-fg);
}

.filter-dropdown-item.selected {
  background: transparent;
  color: var(--filter-dropdown-item-fg);
  font-weight: var(--font-semibold);
}

.filter-dropdown-item.selected::before {
  display: none;
}

.filter-dropdown-item.active:not(.selected) {
  background: var(--filter-dropdown-item-highlight-bg);
  color: var(--filter-dropdown-item-highlight-fg);
}

.filter-label {
  flex-shrink: 0;
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--neutral-600);
  white-space: nowrap;
  margin-right: 4px;
}

.filter-info {
  margin-left: auto;
  font-size: var(--text-sm);
  color: var(--neutral-600);
  white-space: nowrap;
}

.filter-checkbox-label {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  font-size: var(--text-xs);
  color: var(--neutral-600);
  user-select: none;
  white-space: nowrap;
}

.filter-checkbox-label input[type="checkbox"] {
  width: 14px;
  height: 14px;
}

.filter-checkbox-label span {
  font-weight: 500;
}

/* ===== 表格组件 ===== */
.table-container {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--radius-lg);
  border: 1px solid var(--neutral-200);
  background: rgba(255, 255, 255, 0.9);
}

.modern-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
  color: var(--neutral-800);
}

.modern-table thead {
  background: var(--neutral-100);
}

.modern-table th {
  padding: var(--space-4);
  text-align: left;
  font-weight: var(--font-semibold);
  color: var(--neutral-800);
  border-bottom: 2px solid var(--neutral-200);
}

.modern-table td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--neutral-200);
  transition: background-color var(--duration-fast);
}

.modern-table tbody tr:hover {
  background: rgba(0, 0, 0, 0.02);
}

/* 统计页表格：减少列间距（更紧凑，避免横向溢出） */
.stats-table th {
  padding: var(--space-3) var(--space-3);
}

.stats-table td {
  padding: var(--space-2) var(--space-3);
}

/* 统计页筛选栏：各组按内容自然宽度排列，不等比拉伸 */
.stats-filter-controls .filter-group {
  flex: 0 1 auto;
}

.stats-filter-controls .filter-combobox-wrapper {
  min-width: 120px;
}

/* 统计页”详细统计数据”卡片：禁用 hover 位移，避免鼠标悬停导致整体”晃动” */
.stats-detail-card:hover {
  transform: none;
}

.stats-filter-summary-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
  flex-shrink: 0;
}

.stats-filter-summary-row .stats-filter-info {
  white-space: nowrap;
}

.stats-filter-summary-row .stats-filter-actions {
  flex: none;
}

.stats-filter-summary-row .stats-filter-actions .btn {
  white-space: nowrap;
}

/* 日志页筛选栏：各组按内容自然宽度排列 */
.logs-filter-controls .filter-group {
  flex: 0 1 auto;
}

.logs-filter-controls .filter-combobox-wrapper {
  min-width: 120px;
}

.logs-filter-summary-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
  flex-shrink: 0;
}

.logs-filter-summary-row .logs-filter-info {
  white-space: nowrap;
}

.logs-filter-summary-row .logs-filter-actions {
  flex: none;
}

.logs-filter-summary-row .logs-filter-actions .btn {
  white-space: nowrap;
}

/* ===== 内联编辑表格（Modal内的Key/模型表格） ===== */
.inline-table-container {
  max-height: 160px;
  overflow-y: auto;
  overscroll-behavior: contain;
  border: 1px solid var(--neutral-200);
  border-radius: 8px;
  background: white;
}

/* URL 表格：固定为 2 行可见高度 */
.inline-table-container:has(.inline-url-table) {
  max-height: 120px;
}

.inline-table-container.tall {
  max-height: 320px;
  min-height: 320px;
}

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

.inline-table thead {
  position: sticky;
  top: 0;
  z-index: 1;
  background: var(--neutral-100);
}

.inline-table th {
  padding: 6px 10px;
  text-align: left;
  font-weight: 600;
  font-size: 13px;
  border-bottom: 2px solid var(--neutral-300);
}

.inline-table td {
  padding: 4px 8px;
  border-bottom: 1px solid var(--neutral-100);
}

.inline-table tbody tr:hover {
  background: var(--neutral-50);
}

/* 表头筛选输入框 */
.table-filter-input {
  width: 100%;
  padding: 4px 8px;
  border: 1px solid var(--neutral-300);
  border-radius: 6px;
  font-size: 13px;
  font-weight: 400;
  background: white;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.table-filter-input:focus {
  outline: none;
  border-color: var(--primary-500);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.table-filter-input::placeholder {
  color: var(--neutral-400);
}

.settings-input {
  padding: 6px 10px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background: var(--color-bg-secondary);
  color: var(--color-text);
  font-size: 13px;
  max-width: 100%;
}

.settings-input--number {
  width: 100px;
  text-align: right;
}

.settings-input--text {
  width: min(280px, 100%);
}

.settings-bool-option {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
}

.settings-bool-option + .settings-bool-option {
  margin-left: 16px;
}

.settings-group-nav-section[hidden] {
  display: none !important;
}

.settings-group-nav-container {
  justify-content: flex-end;
}

.settings-group-nav {
  width: auto;
}

.table-col-select {
  width: 30px;
}

.table-col-name {
  width: 200px;
}

.table-col-channel {
  width: 280px;
}

.table-col-duration {
  width: 76px;
}

.table-col-metric {
  width: 65px;
}

.table-col-priority {
  width: 76px;
}

.table-col-speed {
  width: 96px;
}

.table-col-cost {
  width: 80px;
}

.table-col-actions {
  width: 260px;
}

.mode-tab-btn {
  padding: 8px 14px;
  font-size: 13px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: var(--color-bg-secondary);
  color: var(--color-text-secondary);
  cursor: pointer;
}

.mode-tab-btn.active {
  background: var(--primary-500);
  border-color: var(--primary-500);
  color: white;
}

.model-test-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
}

.model-test-toolbar {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
  align-items: center;
}

.model-test-toolbar-section {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  min-width: 0;
}

.model-test-toolbar-section--filters {
  flex: 1 1 auto;
  flex-wrap: nowrap;
  align-items: center;
  gap: 6px;
}

.model-test-toolbar-section--actions {
  flex: 0 0 auto;
  margin-left: auto;
  justify-content: flex-end;
  gap: 6px;
}

.model-test-toolbar-section--meta {
  flex: 1 1 220px;
  justify-content: flex-start;
}

.model-test-response-head-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  width: 100%;
  min-width: 0;
}

.model-test-response-head-line {
  display: flex;
  align-items: center;
  gap: 4px;
  min-width: 0;
}

.model-test-head-actions {
  margin-left: auto;
}

.model-test-control {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  min-width: 0;
}

.model-test-control--model {
  min-width: 280px;
}

.model-test-control--type {
  min-width: 160px;
}

.model-test-control--protocol {
  flex: 0 0 auto;
}

.model-test-control--protocol .model-test-control__label {
  white-space: nowrap;
}

.model-test-control--protocol .channel-editor-radio-group {
  flex-wrap: nowrap;
}

.model-test-control--protocol .channel-editor-radio-option {
  white-space: nowrap;
}

.model-test-control--content {
  flex: 1 1 360px;
  min-width: 220px;
}

.model-test-control--name-filter {
  display: none;
}

.model-test-control__label,
.model-test-progress {
  color: var(--color-text-secondary);
  font-size: 13px;
}

.model-test-model-combobox {
  min-width: 220px;
  flex: 1 1 auto;
}

.model-test-inline-select,
.model-test-inline-input,
.model-test-concurrency-input,
.settings-input {
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background: var(--color-bg-secondary);
  color: var(--color-text);
  font-size: 13px;
}

.model-test-inline-select {
  padding: 6px 8px;
}

.model-test-inline-input {
  flex: 1 1 auto;
  min-width: 0;
  padding: 6px 10px;
}

.model-test-toolbar-btn {
  padding: 8px 14px;
  font-size: 13px;
}

.model-test-head-actions .model-test-toolbar-btn {
  flex: 0 0 auto;
  width: auto;
  min-width: 96px;
}

.model-test-toolbar-btn--danger {
  color: var(--error-500);
}

.model-test-toolbar-toggles {
  display: flex;
  align-items: center;
  gap: 8px 12px;
  flex-wrap: nowrap;
  flex: 0 0 auto;
}

.model-test-toggle {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 13px;
  cursor: pointer;
}

.model-test-concurrency-input {
  width: 50px;
  padding: 4px;
  text-align: center;
}

#runTestBtn:disabled,
#runTestBtn.is-disabled {
  opacity: 0.62;
  filter: saturate(60%);
  background: var(--color-border);
  border-color: var(--color-border);
  color: var(--color-text-secondary);
  cursor: not-allowed;
  pointer-events: none;
}

.model-test-table {
  width: 100%;
  table-layout: fixed;
  font-size: 13px;
  min-width: 900px;
}

.model-test-table .channel-link {
  padding: 0;
  border: none;
  background: transparent;
  font: inherit;
  cursor: pointer;
  display: inline;
}

.model-test-empty-row td {
  text-align: center;
  color: var(--color-text-secondary);
  padding: 40px;
}

@media (max-width: 1680px) and (min-width: 1281px) {
  .model-test-toolbar {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 12px;
    align-items: start;
  }

  .model-test-toolbar-section--filters {
    grid-column: 1 / -1;
    grid-row: 1;
    width: auto;
    min-width: 0;
    flex-wrap: wrap;
  }

  .model-test-toolbar-section--meta {
    grid-column: 1;
    grid-row: 2;
    width: auto;
    min-width: 0;
    margin-left: 0;
    justify-content: flex-start;
    align-items: center;
  }

  .model-test-control--content {
    flex: 1 1 420px;
    min-width: 240px;
  }

  .model-test-progress {
    flex: 1 1 auto;
    min-width: 0;
    text-align: left;
  }
}

@media (max-width: 1280px) and (min-width: 960px) {
  .model-test-toolbar {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 12px;
    align-items: start;
  }

  .model-test-toolbar-section--filters {
    grid-column: 1 / -1;
    grid-row: 1;
    width: 100%;
    min-width: 0;
    flex-wrap: wrap;
  }

  .model-test-toolbar-section--meta {
    min-width: 0;
  }

  .model-test-toolbar-section--meta {
    grid-column: 1;
    grid-row: 2;
    width: auto;
    margin-left: 0;
    justify-content: flex-start;
    align-items: center;
  }

  .model-test-control--content {
    flex: 1 1 360px;
    min-width: 220px;
  }

  .model-test-progress {
    flex: 1 1 auto;
    min-width: 0;
    text-align: left;
  }
}

@media (max-width: 959px) and (min-width: 769px) {
  .model-test-toolbar {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 12px;
    align-items: stretch;
  }

  .model-test-toolbar-section--filters,
  .model-test-toolbar-section--meta {
    width: 100%;
    min-width: 0;
    margin-left: 0;
  }

  .model-test-toolbar-section--filters {
    flex-wrap: wrap;
  }

  .model-test-toolbar-section--meta {
    justify-content: flex-start;
    align-items: center;
  }

  .model-test-progress {
    flex: 1 1 auto;
    min-width: 0;
    text-align: left;
  }
}

.delete-preview-text {
  margin: 10px 0 0;
  white-space: pre-wrap;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  line-height: 1.5;
  color: var(--color-text-secondary);
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 10px;
  max-height: 260px;
  overflow: auto;
}

.model-test-add-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.model-test-add-label {
  color: var(--color-text-secondary);
  font-size: 14px;
  font-weight: 600;
}

.model-test-batch-textarea {
  width: 100%;
  min-height: 220px;
  resize: vertical;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: var(--color-bg-secondary);
  color: var(--color-text);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 14px;
  line-height: 1.55;
  padding: 12px 14px;
  outline: none;
}

.model-test-batch-textarea:focus {
  border-color: var(--primary-500);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.18);
}

.model-test-add-help {
  margin-top: 12px;
  padding: 14px 16px;
  border: 1px solid rgba(6, 182, 212, 0.45);
  border-radius: 8px;
  background: rgba(6, 182, 212, 0.08);
  color: var(--color-text-secondary);
  font-size: 13px;
}

.model-test-add-help-title {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  color: var(--color-text);
}

.model-test-add-help-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border: 2px solid currentColor;
  border-radius: 50%;
  font-size: 12px;
  font-weight: 700;
  line-height: 1;
}

.model-test-add-help ul {
  margin: 0;
  padding-left: 32px;
}

.model-test-add-help li + li {
  margin-top: 4px;
}

.model-test-add-help code {
  padding: 2px 6px;
  border-radius: 5px;
  background: rgba(148, 163, 184, 0.18);
  color: var(--color-text);
}

.settings-save-actions {
  display: flex;
  justify-content: flex-end;
  padding: 16px 0 0 0;
}

.settings-save-btn {
  min-width: 120px;
}

.settings-head-item {
  width: 60%;
}

.settings-head-value {
  width: 30%;
  text-align: right;
}

.settings-head-actions {
  width: 10%;
}

.settings-table td.setting-col-value {
  text-align: right;
}

.setting-group-cell {
  background: var(--neutral-100);
  color: var(--neutral-700);
  font-weight: 700;
  letter-spacing: 0.2px;
}

/* ===== 渠道管理专用样式 ===== */
.channel-actions {
  display: flex;
  gap: 8px;
}

.btn-icon {
  background: white;
  border: 1px solid var(--neutral-300);
  color: var(--neutral-600);
  padding: 6px 10px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.875rem;
  transition: all 0.2s;
}

.btn-icon:hover {
  background: var(--neutral-50);
  border-color: var(--neutral-400);
  color: var(--neutral-700);
}

.add-channel-btn {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--primary-500);
  color: white;
  border: none;
  font-size: 24px;
  cursor: pointer;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  transition: all 0.2s;
  z-index: 100;
}

.add-channel-btn:hover {
  background: var(--primary-600);
  transform: none;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

.models-input-wrapper {
  position: relative;
}

.models-hint {
  font-size: 0.75rem;
  color: var(--neutral-500);
  margin-top: 4px;
}

/* ===== 冷却状态样式 ===== */
.cooldown-badge {
  margin-top: 8px;
  padding: 6px 12px;
  border-radius: 6px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 500;
  background: linear-gradient(135deg, #fee2e2 0%, #fecaca 100%);
  color: #dc2626;
  border: 1px solid #fca5a5;
  box-shadow: 0 1px 3px rgba(220, 38, 38, 0.1);
  animation: cooldown-pulse 2s infinite;
}

.cooldown-icon {
  font-size: 0.875rem;
  animation: cooldown-spin 3s linear infinite;
}

.channel-card-cooldown {
  border-color: #fca5a5 !important;
  position: relative;
}

.channel-card-cooldown::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #dc2626, #ef4444, #dc2626);
  border-radius: 12px 12px 0 0;
  animation: cooldown-bar 2s ease-in-out infinite;
}

@keyframes cooldown-pulse {

  0%,
  100% {
    transform: scale(1);
    opacity: 1;
  }

  50% {
    transform: scale(1.02);
    opacity: 0.95;
  }
}

@keyframes cooldown-spin {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

@keyframes cooldown-bar {

  0%,
  100% {
    opacity: 0.8;
  }

  50% {
    opacity: 1;
    box-shadow: 0 0 8px rgba(220, 38, 38, 0.3);
  }
}

/* ===== 测试模态框样式 ===== */
.test-modal-content {
  max-width: 600px;
}

.model-select {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--neutral-300);
  border-radius: 6px;
  font-size: 0.875rem;
  background: white;
  transition: all 0.2s;
  margin-bottom: 8px;
}

.model-select:focus {
  outline: none;
  border-color: var(--primary-500);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.test-progress {
  display: none;
  align-items: center;
  gap: 8px;
  margin: 8px 0;
  padding: 12px;
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.2);
  border-radius: 6px;
}

.test-progress.show {
  display: flex;
}

.test-spinner {
  width: 20px;
  height: 20px;
  border: 2px solid #e5e7eb;
  border-top: 2px solid var(--primary-500);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

.test-result {
  margin: 16px 0;
  padding: 12px;
  border-radius: 6px;
  display: none;
}

.test-result.show {
  display: block;
}

.test-result.success {
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.2);
  color: #059669;
}

.test-result.error {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.2);
  color: #dc2626;
}

.test-details {
  margin-top: 8px;
  font-size: 0.75rem;
  opacity: 0.8;
}

.response-section {
  margin-top: 12px;
  padding: 12px;
  background: rgba(255, 255, 255, 0.5);
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: 6px;
  max-height: 300px;
  overflow-y: auto;
}

.response-section h4 {
  margin: 0 0 8px 0;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--neutral-700);
}

.response-content {
  font-size: 0.8rem;
  font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
  line-height: 1.4;
  white-space: pre-wrap;
  word-break: break-word;
  background: rgba(0, 0, 0, 0.05);
  padding: 8px;
  border-radius: 4px;
  border: 1px solid rgba(0, 0, 0, 0.1);
}

/* ===== 上游详情 Modal ===== */
.upstream-detail-modal-content {
  width: 90vw;
  max-width: 90vw;
  height: 90vh;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
}

.upstream-detail-modal-content .upstream-tab-panel.active {
  flex: 1;
  overflow-y: auto;
}

.upstream-detail-tabs {
  display: flex;
  gap: 0;
  align-items: center;
  border-bottom: 2px solid var(--neutral-200);
  margin-bottom: 16px;
}

.upstream-tab {
  padding: 8px 20px;
  border: none;
  background: none;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--neutral-500);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: color 0.15s, border-color 0.15s;
}

.upstream-tab:hover {
  color: var(--neutral-700);
}

.upstream-tab.active {
  color: var(--primary-600);
  border-bottom-color: var(--primary-600);
}

.upstream-tab-panel {
  display: none;
}

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

.upstream-field {
  margin-bottom: 12px;
}

.upstream-field-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 4px;
}

.upstream-field label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--neutral-500);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.upstream-field-header label {
  margin-bottom: 0;
}

.upstream-copy-btn {
  padding: 2px 10px;
  font-size: 12px;
  color: var(--neutral-500);
  background: transparent;
  border: 1px solid var(--neutral-300);
  border-radius: 4px;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
}

.upstream-copy-btn:hover {
  color: var(--primary-600);
  border-color: var(--primary-600);
}

.upstream-copy-btn.copied {
  color: #16a34a;
  border-color: #16a34a;
}

.upstream-copy-btn--tabs {
  margin-left: auto;
  margin-bottom: 4px;
}

.upstream-merge-btn {
  margin-left: 6px;
  margin-bottom: 4px;
}

.upstream-merge-btn.active {
  color: var(--primary-600);
  border-color: var(--primary-600);
  background: var(--primary-50);
}

.upstream-pre {
  margin: 0;
  padding: 8px 0;
  font-size: 13px;
  font-family: 'Monaco', 'Menlo', 'Consolas', 'Ubuntu Mono', monospace;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-all;
  background: var(--neutral-50);
  color: var(--color-text);
  border: 1px solid var(--neutral-200);
  border-radius: 6px;
  max-height: 200px;
  overflow-y: auto;
  counter-reset: line-number;
}

.upstream-pre .code-line {
  display: block;
  counter-increment: line-number;
  padding: 0 12px 0 calc(3.5ch + 30px);
  min-height: 1.6em;
  position: relative;
}

.upstream-pre .code-line:hover {
  background: rgba(0, 0, 0, 0.03);
}

.upstream-pre .code-line--foldable {
  padding-left: calc(3.5ch + 30px + 18px);
}

.upstream-pre .code-fold-toggle {
  position: absolute;
  left: calc(3.5ch + 12px);
  top: 0;
  width: 18px;
  height: 1.6em;
  padding: 0;
  margin: 0;
  border: none;
  background: transparent;
  color: var(--neutral-500);
  font-size: 13px;
  line-height: 1.6em;
  text-align: center;
  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
  transition: color 0.15s, transform 0.15s;
}

.upstream-pre .code-fold-toggle:hover {
  color: var(--primary-600);
}

.upstream-pre .code-line--collapsed .code-fold-toggle {
  color: var(--primary-600);
}

.upstream-pre .code-fold-summary {
  display: none;
  margin-left: 6px;
  padding: 0 6px;
  background: var(--neutral-100);
  border-radius: 3px;
  color: var(--neutral-500);
  font-style: italic;
  font-size: 12px;
}

.upstream-pre .code-line--collapsed .code-fold-summary {
  display: inline;
}

.upstream-pre .code-line--hidden {
  display: none;
}

.upstream-pre .code-line::before {
  content: counter(line-number);
  position: absolute;
  left: 0;
  width: calc(3.5ch + 8px);
  text-align: right;
  padding-right: 10px;
  color: var(--neutral-400);
  border-right: 1px solid var(--neutral-200);
  user-select: none;
  -webkit-user-select: none;
}

.upstream-token--method,
.upstream-token--protocol {
  color: var(--primary-600);
  font-weight: 600;
}

.upstream-token--url {
  color: var(--info-600);
}

.upstream-token--header-key {
  color: var(--neutral-700);
  font-weight: 600;
}

.upstream-token--header-value {
  color: var(--neutral-500);
}

.upstream-token--status-success {
  color: var(--success-600);
  font-weight: 600;
}

.upstream-token--status-client-error {
  color: var(--warning-600);
  font-weight: 600;
}

.upstream-token--status-server-error {
  color: var(--error-600);
  font-weight: 600;
}

.upstream-token--status-neutral,
.upstream-token--status-unknown {
  color: var(--neutral-600);
  font-weight: 600;
}

.upstream-token--json-key {
  color: var(--primary-700);
}

.upstream-token--json-string {
  color: var(--success-600);
}

.upstream-token--json-number {
  color: var(--warning-600);
}

.upstream-token--json-boolean {
  color: var(--info-600);
  font-weight: 600;
}

.upstream-token--json-null {
  color: var(--neutral-500);
  font-style: italic;
}

.upstream-token--sse-field {
  color: var(--primary-600);
  font-weight: 600;
}

.upstream-token--sse-event-name {
  color: var(--info-600);
}

.upstream-token--sse-comment {
  color: var(--neutral-400);
  font-style: italic;
}

.upstream-pre--tall {
  max-height: none;
  flex: 1;
}

.upstream-pre--full {
  max-height: none;
  flex: 1;
  min-height: 0;
}

.upstream-field--full {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
}

.upstream-detail-modal-content .upstream-tab-panel.active {
  display: flex;
  flex-direction: column;
}

.has-upstream-detail {
  cursor: pointer;
  color: var(--primary-600);
  text-decoration: underline;
  text-decoration-style: dashed;
  text-underline-offset: 3px;
}

.has-upstream-detail:hover {
  color: var(--primary-700);
  text-decoration-style: solid;
}

.upstream-detail-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 8px;
  padding: 4px 10px;
  font-size: 0.75rem;
  color: var(--primary-600);
  background: none;
  border: 1px solid var(--primary-200);
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.15s;
}

.upstream-detail-btn:hover {
  background: var(--primary-50);
}


/* ===== 日志和统计页面样式 ===== */
.status-error {
  color: var(--error-400);
  font-weight: var(--font-medium);
}

.status-success {
  color: var(--success-400);
  font-weight: var(--font-medium);
}

.config-info {
  font-family: var(--font-family-mono);
  font-size: var(--text-xs);
  background: var(--neutral-100);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  border: 1px solid var(--neutral-200);
}

.channel-link {
  color: var(--primary-600);
  text-decoration: none;
}

.channel-link:hover {
  text-decoration: underline;
}

.model-tag {
  display: inline-block;
  background: rgba(59, 130, 246, 0.2);
  color: var(--primary-400);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  border: 1px solid rgba(59, 130, 246, 0.3);
}

a.model-tag.model-link {
  text-decoration: none;
  cursor: pointer;
  transition: all 0.15s ease;
}

a.model-tag.model-link:hover {
  background: rgba(59, 130, 246, 0.35);
  border-color: rgba(59, 130, 246, 0.5);
}

/* 模型重定向角标 */
.model-tag.model-redirected {
  position: relative;
}

.redirect-badge {
  font-size: 10px;
  color: var(--primary-400);
  margin-left: 2px;
  font-weight: bold;
}

.stream-tag {
  display: inline-block;
  background: rgba(34, 197, 94, 0.2);
  color: var(--success-400);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  border: 1px solid rgba(34, 197, 94, 0.3);
}

.batch-tag {
  display: inline-block;
  background: rgba(156, 163, 175, 0.2);
  color: var(--neutral-500);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  border: 1px solid rgba(156, 163, 175, 0.3);
}

.pagination-controls {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.pagination-info {
  font-weight: var(--font-medium);
  white-space: nowrap;
  color: var(--neutral-800);
}

.empty-state {
  text-align: center;
  padding: var(--space-12) var(--space-6);
  color: var(--neutral-600);
}

.loading-state {
  text-align: center;
  padding: var(--space-8);
  color: var(--neutral-700);
}

.loading-spinner--block {
  margin: 0 auto var(--space-2);
}

.empty-state-icon--neutral {
  color: var(--neutral-400);
}

.empty-state-icon--error {
  color: var(--error-400);
}

.empty-state-title {
  font-weight: var(--font-medium);
  margin-bottom: var(--space-1);
  color: var(--neutral-700);
}

.empty-state-title--error {
  color: var(--error-400);
}

/* ===== 统计页面专用样式 ===== */
.config-name {
  font-weight: var(--font-medium);
  color: var(--neutral-800);
}

.stats-view-init-chart #stats-table-view {
  display: none !important;
}

.stats-view-init-chart #stats-chart-view {
  display: block !important;
}

.stats-view-init-chart .view-toggle-btn[data-view="table"] {
  background: transparent;
  color: var(--neutral-600);
  box-shadow: none;
}

.stats-view-init-chart .view-toggle-btn[data-view="chart"] {
  background: var(--white);
  color: var(--primary-600);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.stats-detail-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.stats-detail-heading-main {
  display: flex;
  align-items: center;
}

.stats-detail-sort-hint {
  color: var(--neutral-600);
  font-weight: var(--font-normal);
  margin-left: var(--space-2);
}

.stats-header-accent--success {
  color: var(--success-400);
}

.stats-header-accent--error {
  color: var(--error-400);
}

.stats-header-accent--cache-read {
  color: var(--success-600);
}

.stats-header-accent--cache-create {
  color: var(--primary-600);
}

.stats-header-accent--cost {
  color: var(--warning-600);
}

.stats-table .stats-col-timing {
  text-align: center;
}

.stats-table .stats-col-speed,
.stats-table .stats-col-rpm,
.stats-table .stats-col-input,
.stats-table .stats-col-output,
.stats-table .stats-col-cache-read,
.stats-table .stats-col-cache-create,
.stats-table .stats-col-cache-util,
.stats-table .stats-col-cost {
  text-align: right;
}

.stats-table .stats-total-row {
  background-color: var(--primary-50);
  font-weight: var(--font-bold);
  border-top: 2px solid var(--primary-200);
}

.stats-table .stats-col-total-label {
  text-align: center;
  font-size: 15px;
  color: var(--primary-700);
}

.stats-value-muted {
  color: var(--neutral-500);
}

.stats-value-success {
  color: var(--success-600);
}

.stats-value-primary {
  color: var(--primary-600);
}

.stats-value-warning {
  color: var(--warning-600);
  font-weight: 500;
}

.cost-stack {
  display: inline-flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
  line-height: 1.15;
  text-align: right;
}

.cost-stack--inline {
  flex-direction: row;
  align-items: baseline;
  gap: 4px;
}

.cost-stack-standard {
  color: var(--neutral-500);
  font-size: 12px;
}

.cost-stack-effective {
  font-weight: 600;
}

.cost-stack--warning .cost-stack-effective {
  color: var(--warning-600);
}

.cost-stack--success .cost-stack-effective {
  color: var(--success-600);
}

.cell-multiplier-badge {
  position: absolute;
  top: -6px;
  right: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1px 5px;
  border-radius: 999px;
  font-size: 0.68em;
  line-height: 1;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--warning-700);
  background: var(--warning-100);
  box-shadow: 0 0 0 1px rgba(15, 23, 42, 0.04);
  pointer-events: none;
}

.stats-model-cell {
  position: relative;
  display: flex;
  align-items: center;
  width: 100%;
  min-width: 0;
  flex: 1 1 auto;
  padding-right: 42px;
}

.stats-model-cell .model-tag {
  min-width: 0;
  max-width: 100%;
}

.stats-value-dynamic {
  color: var(--stats-accent, currentColor);
}

.channel-id {
  color: var(--neutral-500);
  font-size: var(--text-xs);
  font-weight: var(--font-normal);
  margin-left: var(--space-2);
}

.success-count {
  color: var(--success-400);
  font-weight: var(--font-semibold);
}

.error-count {
  color: var(--error-400);
  font-weight: var(--font-semibold);
}

.success-rate {
  font-weight: var(--font-medium);
  color: var(--neutral-800);
}

.success-rate.high {
  color: var(--success-400);
}

.success-rate.low {
  color: var(--error-400);
}

.stats-success-inline,
.stats-rpm-inline {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  flex-wrap: nowrap;
  white-space: nowrap;
}

.stats-success-separator,
.stats-rpm-separator {
  color: var(--neutral-400);
  font-weight: var(--font-medium);
}

.stats-rpm-value {
  color: var(--stats-rpm-color, inherit);
  font-weight: 500;
}

.health-rate {
  color: var(--health-rate-color, var(--neutral-700));
}

/* ===== 排序功能样式 ===== */
.sortable {
  cursor: pointer;
  user-select: none;
  position: relative;
  transition: background-color 0.2s ease;
}

.sortable:hover {
  background: rgba(0, 0, 0, 0.05) !important;
}

.sort-indicator {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 12px;
  color: var(--neutral-400);
  opacity: 0;
  transition: all 0.2s ease;
}

.sortable:hover .sort-indicator {
  opacity: 0.5;
}

.sortable.sorted .sort-indicator {
  opacity: 1;
  color: var(--primary-500);
}

.sortable.sorted:hover .sort-indicator {
  opacity: 1;
}

.sort-indicator::after {
  content: '⇅';
}

.sortable[data-sort-order="asc"] .sort-indicator::after {
  content: '↑';
}

.sortable[data-sort-order="desc"] .sort-indicator::after {
  content: '↓';
}

.progress-bar {
  height: 4px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-top: var(--space-1);
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--success-400), var(--success-500));
  border-radius: var(--radius-full);
  transition: width var(--duration-normal);
}

/* ===== 趋势页面样式 ===== */
.chart-container {
  position: relative;
  width: 100%;
  height: 500px;
  background: rgba(255, 255, 255, 0.95);
  border-radius: var(--radius-lg);
  border: 1px solid var(--neutral-200);
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

/* 趋势页：全高自适应布局（让图表吃掉剩余高度） */
body.trend-page .main-content {
  height: 100vh;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

body.trend-page .content-area {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  max-width: none;
  width: 100%;
}

body.trend-page .trend-chart-section {
  flex: 1;
  min-height: 0;
  margin-bottom: 0 !important;
  display: flex;
  flex-direction: column;
}

body.trend-page .trend-chart-card {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
}

body.trend-page .chart-container {
  height: auto;
  flex: 1;
  min-height: 260px;
}

body.trend-page .chart-info {
  flex: 0 0 auto;
}

.chart-loading,
.chart-error {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: var(--neutral-700);
  text-align: center;
}

.chart-error {
  color: var(--neutral-600);
}

.error-title {
  color: var(--error-400);
  font-weight: var(--font-medium);
  margin: var(--space-2) 0 var(--space-1) 0;
}

.error-message {
  font-size: var(--text-sm);
}

.chart-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--neutral-200);
  font-size: var(--text-sm);
  color: var(--neutral-700);
}

.info-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

/* ===== 渠道筛选器样式 ===== */
.channel-filter-container {
  position: relative;
  display: inline-block;
}

.channel-filter-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  min-width: 250px;
  max-width: 350px;
  background: white;
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-md);
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  z-index: 1000;
  margin-top: 4px;
}

.filter-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--neutral-200);
  font-weight: var(--font-medium);
  color: var(--neutral-800);
}

.filter-actions {
  display: flex;
  gap: var(--space-2);
}

.filter-actions--page {
  flex: none;
}

.filter-btn {
  padding: 8px 16px;
  font-size: 14px;
}

.filter-action {
  background: none;
  border: none;
  color: var(--primary-600);
  cursor: pointer;
  font-size: var(--text-sm);
  padding: 2px 4px;
  border-radius: var(--radius-sm);
  transition: background-color 0.2s;
}

.filter-action:hover {
  background-color: var(--primary-50);
}

.filter-content {
  max-height: 300px;
  overflow-y: auto;
  padding: var(--space-2);
}

.channel-filter-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background-color 0.2s;
}

.channel-filter-item:hover {
  background-color: var(--neutral-50);
}

.channel-checkbox {
  width: 16px;
  height: 16px;
  border: 1.5px solid var(--neutral-300);
  border-radius: 3px;
  background: white;
  cursor: pointer;
  position: relative;
  transition: all 0.2s;
}

.channel-checkbox.checked {
  background: var(--primary-500);
  border-color: var(--primary-500);
}

.channel-checkbox.checked::after {
  content: '✓';
  position: absolute;
  color: white;
  font-size: 12px;
  font-weight: bold;
  top: -1px;
  left: 2px;
}

.channel-color-indicator {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 1px solid rgba(0, 0, 0, 0.1);
}

.channel-name {
  flex: 1;
  font-size: var(--text-sm);
  color: var(--neutral-700);
}

/* ===== 登录页面样式 ===== */
.login-background {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(1200px 600px at -10% -10%, rgba(213, 205, 194, 0.10), transparent 60%),
    radial-gradient(900px 600px at 110% -10%, rgba(241, 238, 233, 0.16), transparent 60%),
    linear-gradient(180deg, #fcfbf9 0%, #f3f1ed 100%);
  z-index: -1;
}

.floating-shapes {
  position: absolute;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.shape {
  position: absolute;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
  animation: float 6s ease-in-out infinite;
}

.shape-1 {
  width: 120px;
  height: 120px;
  top: 10%;
  left: 10%;
  animation-delay: 0s;
}

.shape-2 {
  width: 80px;
  height: 80px;
  top: 20%;
  right: 15%;
  animation-delay: -2s;
}

.shape-3 {
  width: 100px;
  height: 100px;
  bottom: 20%;
  left: 20%;
  animation-delay: -4s;
}

.shape-4 {
  width: 60px;
  height: 60px;
  bottom: 30%;
  right: 20%;
  animation-delay: -1s;
}

.shape-5 {
  width: 40px;
  height: 40px;
  top: 50%;
  left: 5%;
  animation-delay: -3s;
}

.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-12);
  padding: var(--space-6);
  position: relative;
}

.login-container {
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: var(--radius-2xl);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
  padding: var(--space-10);
  width: 100%;
  max-width: 420px;
  position: relative;
  overflow: hidden;
  color: var(--neutral-900);
}

.login-container::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary-400), var(--primary-600), var(--primary-400));
}

.login-brand {
  text-align: center;
  margin-bottom: var(--space-10);
}

.brand-logo {
  margin-bottom: var(--space-4);
}

.logo-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-xl);
  box-shadow: 0 8px 32px rgba(59, 130, 246, 0.3);
}

.brand-title {
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  color: var(--neutral-900);
  margin: var(--space-4) 0 var(--space-2) 0;
  letter-spacing: -0.01em;
}

.brand-subtitle {
  color: var(--neutral-600);
  font-size: var(--text-sm);
  margin: 0;
  font-weight: var(--font-medium);
  letter-spacing: 0.01em;
}

.login-form-container {
  margin-bottom: var(--space-8);
}

.login-header {
  text-align: center;
  margin-bottom: var(--space-8);
}

.login-header h2 {
  font-size: var(--text-xl);
  font-weight: var(--font-semibold);
  color: var(--neutral-900);
  margin: 0 0 var(--space-2) 0;
}

.login-header p {
  color: var(--neutral-600);
  font-size: var(--text-sm);
  margin: 0;
}

.error-notification {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  background: #DC2626;
  border: 1px solid #B91C1C;
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  margin-bottom: var(--space-6);
  color: #FFFFFF;
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  animation: slideInUp 0.3s ease-out;
  box-shadow: 0 4px 12px rgba(220, 38, 38, 0.25);
}

.error-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: #FFFFFF;
}

.login-form {
  margin-bottom: var(--space-8);
}

.label-icon {
  width: 16px;
  height: 16px;
  margin-right: var(--space-2);
}

.input-container {
  position: relative;
}

.input-decoration {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary-400), var(--primary-600));
  transform: scaleX(0);
  transition: transform var(--duration-normal) var(--timing-function);
  border-radius: var(--radius-full);
}

.form-input:focus+.input-decoration {
  transform: scaleX(1);
}

.login-button {
  width: 100%;
  padding: var(--space-4) var(--space-6);
  background: linear-gradient(135deg, #0A84FF, #0060DF);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-xl);
  font-size: var(--text-base);
  font-weight: var(--font-medium);
  cursor: pointer;
  transition: all var(--duration-normal) var(--timing-function);
  position: relative;
  overflow: hidden;
  margin-top: var(--space-6);
  box-shadow: 0 10px 28px rgba(10, 132, 255, 0.32);
}

.login-button::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transition: left var(--duration-slow);
}

.login-button:hover::before {
  left: 100%;
}

.login-button:hover {
  transform: none;
  box-shadow: 0 12px 36px rgba(10, 132, 255, 0.35);
}

.login-button:active {
  transform: none;
}

.login-button:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none !important;
}

.button-content {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  transition: opacity var(--duration-normal);
}

.button-icon {
  width: 18px;
  height: 18px;
}

.button-loader {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  opacity: 0;
  transition: opacity var(--duration-normal);
}

.login-button.loading .button-content {
  opacity: 0;
}

.login-button.loading .button-loader {
  opacity: 1;
}

.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255, 255, 255, 0.35);
  border-top: 2px solid #fff;
  border-radius: var(--radius-full);
  animation: spin 1s linear infinite;
}

.security-notice {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4);
  background: #F0F9FF;
  border: 1px solid #BAE6FD;
  border-radius: var(--radius-lg);
  color: var(--neutral-800);
}

.notice-icon {
  width: 20px;
  height: 20px;
  color: #0284C7;
  flex-shrink: 0;
  margin-top: 2px;
}

.notice-title {
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  margin-bottom: var(--space-1);
  color: var(--neutral-900);
}

.notice-desc {
  font-size: var(--text-xs);
  color: var(--neutral-600);
}

.features-showcase {
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(16px) saturate(180%);
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  width: 100%;
  max-width: 380px;
  height: fit-content;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
  color: var(--neutral-900);
}

.features-showcase h3 {
  font-size: var(--text-xl);
  font-weight: var(--font-semibold);
  color: var(--neutral-900);
  margin: 0 0 var(--space-6) 0;
  text-align: center;
}

.features-grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
}

.feature-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, rgba(10, 132, 255, 0.12), rgba(10, 132, 255, 0.08));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #0A84FF;
  flex-shrink: 0;
}

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

.feature-content h4 {
  font-size: var(--text-base);
  font-weight: var(--font-medium);
  color: var(--neutral-900);
  margin: 0 0 var(--space-1) 0;
}

.feature-content p {
  font-size: var(--text-sm);
  color: var(--neutral-600);
  margin: 0;
  line-height: var(--leading-relaxed);
  font-weight: var(--font-normal);
}

/* ===== 响应式设计 ===== */
@media (max-width: 768px) {
  .filter-controls {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px 12px;
    align-items: start;
  }

  .filter-group {
    min-width: 0;
  }

  .filter-info {
    margin-left: 0;
    text-align: center;
    margin-top: 0;
  }

  .chart-container {
    height: 400px;
  }

  .chart-info {
    flex-direction: column;
    gap: var(--space-2);
    align-items: flex-start;
  }

  .grid-cols-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .pagination-controls {
    flex-direction: column;
    gap: var(--space-2);
  }

  .login-page {
    flex-direction: column;
    gap: var(--space-8);
    padding: var(--space-4);
  }

  .features-showcase {
    max-width: 420px;
    order: -1;
    padding: var(--space-6);
  }

  .login-container {
    padding: var(--space-6);
  }

  .features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  .feature-item {
    gap: var(--space-3);
  }

  .feature-icon {
    width: 36px;
    height: 36px;
  }

  .modal-content {
    width: 100%;
    padding: var(--space-2);
  }
}

@media (max-width: 480px) {
  .chart-container {
    height: 320px;
  }

  .login-container {
    padding: var(--space-5);
  }

  .brand-title {
    font-size: var(--text-xl);
  }

  .logo-icon {
    width: 56px;
    height: 56px;
  }

  .modal-content {
    width: 90%;
    padding: var(--space-3);
  }
}

@media (max-width: 1400px) {
  .brand-text {
    display: none;
  }
}

@media (max-width: 1024px) {

  .login-page {
    flex-direction: column;
    gap: var(--space-8);
  }

  .features-showcase {
    max-width: 420px;
  }
}

/* ===== 筛选器容器样式 ===== */
.filter-container {
  display: flex;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
  flex-wrap: wrap;
}

.filter-container .form-group {
  flex: 1 1 auto;
  min-width: 140px;
}

.filter-container .form-group:first-child,
.filter-container .form-group:nth-child(2) {
  flex: 0 0 auto;
  min-width: 120px;
}

.filter-container .form-group:last-child {
  flex: 0 0 auto;
  min-width: 100px;
  display: flex;
  align-items: end;
}

.filter-container .form-input,
.filter-container .btn {
  width: 100%;
}

/* ===== 动画延迟工具类 ===== */
.animate-slide-up[style*="animation-delay: 0.1s"] {
  animation-delay: 0.1s;
}

.animate-slide-up[style*="animation-delay: 0.2s"] {
  animation-delay: 0.2s;
}

.animate-slide-up[style*="animation-delay: 0.3s"] {
  animation-delay: 0.3s;
}

.animate-slide-up[style*="animation-delay: 0.4s"] {
  animation-delay: 0.4s;
}

/* ===== 内联样式常用类 ===== */
.text-align-center {
  text-align: center;
}

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

.white-space-nowrap {
  white-space: nowrap;
}

.word-break-break-word {
  word-break: break-word;
}

.max-width-300 {
  max-width: 300px;
}

.display-none {
  display: none;
}

.display-flex {
  display: flex;
}

.align-items-center {
  align-items: center;
}

.align-items-end {
  align-items: end;
}

.gap-3 {
  gap: 3px;
}

.gap-4 {
  gap: 4px;
}

.gap-6 {
  gap: 6px;
}

.gap-8 {
  gap: 8px;
}

.gap-12 {
  gap: 12px;
}

.margin-auto {
  margin: 0 auto var(--space-2);
}

.margin-top-1 {
  margin-top: 4px;
}

.margin-bottom-1 {
  margin-bottom: var(--space-1);
}

.padding-right-36 {
  padding-right: 36px;
}

.padding-right-45 {
  padding-right: 45px;
}

.resize-vertical {
  resize: vertical;
}

.min-height-80 {
  min-height: 80px;
}

/* ===== 颜色工具类 ===== */
.color-error {
  color: var(--error-400);
}

.color-success {
  color: var(--success-600);
}

.color-neutral-500 {
  color: var(--neutral-500);
}

.color-neutral-600 {
  color: var(--neutral-600);
}

.color-neutral-700 {
  color: var(--neutral-700);
}

.color-neutral-800 {
  color: var(--neutral-800);
}

.color-primary-500 {
  color: var(--primary-500);
}

.color-info-500 {
  color: var(--info-500);
}

/* ===== 字体工具类 ===== */
.font-weight-medium {
  font-weight: var(--font-medium);
}

.font-weight-semibold {
  font-weight: var(--font-semibold);
}

.font-mono {
  font-family: var(--font-family-mono);
}

/* ===== 尺寸工具类 ===== */
.font-size-14 {
  font-size: 14px;
}

.font-size-18 {
  font-size: 18px;
}

/* ===== 位置工具类 ===== */
.position-absolute {
  position: absolute;
}

.position-relative {
  position: relative;
}

.right-8 {
  right: 8px;
}

.top-50 {
  top: 50%;
}

.transform-translateY-50 {
  transform: translateY(-50%);
}

/* ===== 背景工具类 ===== */
.background-none {
  background: none;
}

.border-none {
  border: none;
}

/* ===== JavaScript动态样式支持 ===== */
.js-inline-cooldown {
  color: #dc2626;
  font-size: 0.875rem;
  font-weight: 500;
  background: linear-gradient(135deg, #fee2e2 0%, #fecaca 100%);
  padding: 2px 8px;
  border-radius: 4px;
  border: 1px solid #fca5a5;
}

.js-test-success-icon {
  font-size: 18px;
}

.js-test-error-icon {
  font-size: 18px;
}

/* ===== 响应式筛选器修正 ===== */
@media (max-width: 768px) {
  .filter-container {
    flex-direction: column !important;
    gap: var(--space-3) !important;
  }

  .filter-container .form-group {
    flex: 1 1 100% !important;
    min-width: unset !important;
  }

  .table-container {
    font-size: var(--text-xs);
  }

  .modern-table th,
  .modern-table td {
    padding: var(--space-2) var(--space-3);
  }

  .page-title {
    font-size: var(--text-lg);
  }

  .page-subtitle {
    font-size: var(--text-xs);
    line-height: 1.5;
  }

  .filter-label,
  .filter-checkbox-label,
  .filter-checkbox-label span {
    font-size: 0.72rem;
  }

  .filter-input,
  .filter-select {
    font-size: 0.8rem;
    padding: 6px 10px;
  }

  .filter-info {
    font-size: 0.72rem;
  }

  .filter-btn {
    font-size: 0.82rem;
    padding: 6px 12px;
  }

  .filter-combobox {
    background-position: right 8px center;
    padding-right: 26px;
  }

  .filter-dropdown-item {
    font-size: 0.78rem;
    padding: 8px 12px;
  }
}

/* ===== 工具类 ===== */
.text-center {
  text-align: center;
}

.text-left {
  text-align: left;
}

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

.font-medium {
  font-weight: var(--font-medium);
}

.font-semibold {
  font-weight: var(--font-semibold);
}

.font-bold {
  font-weight: var(--font-bold);
}

.text-xs {
  font-size: var(--text-xs);
}

.text-sm {
  font-size: var(--text-sm);
}

.text-base {
  font-size: var(--text-base);
}

.text-lg {
  font-size: var(--text-lg);
}

.text-xl {
  font-size: var(--text-xl);
}

.text-2xl {
  font-size: var(--text-2xl);
}

.text-3xl {
  font-size: var(--text-3xl);
}

.inline-block {
  display: inline-block;
}

.w-12 {
  width: 48px;
}

.h-12 {
  height: 48px;
}

.w-5 {
  width: 20px;
}

.h-5 {
  height: 20px;
}

.w-4 {
  width: 16px;
}

.h-4 {
  height: 16px;
}

.page-title {
  font-size: var(--text-2xl);
  color: var(--neutral-900);
  font-weight: var(--font-bold);
}

.page-subtitle {
  font-size: var(--text-base);
  color: var(--neutral-600);
}

.section-title {
  font-size: var(--text-xl);
  color: var(--neutral-800);
  font-weight: var(--font-semibold);
}


.mb-2 {
  margin-bottom: var(--space-2);
}

.mb-4 {
  margin-bottom: var(--space-4);
}

.mb-6 {
  margin-bottom: var(--space-6);
}

.mb-8 {
  margin-bottom: var(--space-8);
}

.mt-2 {
  margin-top: var(--space-2);
}

.mt-4 {
  margin-top: var(--space-4);
}

.mt-6 {
  margin-top: var(--space-6);
}

.mt-8 {
  margin-top: var(--space-8);
}

.mr-2 {
  margin-right: var(--space-2);
}

.hidden {
  display: none;
}

.block {
  display: block;
}

.flex {
  display: flex;
}

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

.flex-nowrap {
  flex-wrap: nowrap;
}

.inline-flex {
  display: inline-flex;
}

.grid {
  display: grid;
}

.items-center {
  align-items: center;
}

.justify-center {
  justify-content: center;
}

.justify-between {
  justify-content: space-between;
}

.w-full {
  width: 100%;
}

.h-full {
  height: 100%;
}

.gap-space-3 {
  gap: var(--space-3);
}

.overflow-visible {
  overflow: visible;
}

.animate-delay-1 {
  animation-delay: 0.1s;
}

.animate-delay-2 {
  animation-delay: 0.2s;
}

.animate-delay-3 {
  animation-delay: 0.3s;
}

.animate-delay-4 {
  animation-delay: 0.4s;
}

.table-head-sticky {
  position: sticky;
  top: 0;
  background: var(--glass-bg);
  z-index: 1;
}

.truncate-cell {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.model-test-delete-preview-progress {
  margin: 10px 0 0;
  font-size: 13px;
  color: var(--color-text-secondary);
}

.model-test-delete-preview-log {
  max-height: 180px;
}

.opacity-50 {
  opacity: 0.5;
}

.opacity-75 {
  opacity: 0.75;
}

.cursor-pointer {
  cursor: pointer;
}

.cursor-not-allowed {
  cursor: not-allowed;
}

/* stats.html page-specific styles */
.stats-table th {
  text-align: center;
}

@media (max-width: 768px) {
  .mobile-card-table-container {
    overflow-x: visible;
    border: none;
    background: transparent;
    box-shadow: none;
    padding: 0;
  }

  .mobile-card-table {
    width: 100%;
    table-layout: auto;
    border-collapse: separate;
    border-spacing: 0;
  }

  .mobile-card-table thead {
    display: none;
  }

  .mobile-card-table tbody {
    display: grid;
    gap: 12px;
  }

  .mobile-card-table tbody .mobile-card-row {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px 12px;
    height: auto;
    padding: 14px;
    border: 1px solid rgba(148, 163, 184, 0.22);
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
    position: relative;
  }

  .mobile-card-table tbody tr:not(.mobile-card-row) {
    display: block;
    width: 100%;
  }

  .mobile-card-table tbody tr:not(.mobile-card-row) td {
    display: block;
    width: 100% !important;
  }

  .mobile-card-table tbody .mobile-card-row td {
    display: block;
    width: auto !important;
    min-width: 0 !important;
    max-width: none !important;
    height: auto;
    padding: 0;
    border: none;
    text-align: left !important;
    background: transparent !important;
  }

  .mobile-card-table td[data-mobile-label]::before {
    content: attr(data-mobile-label);
    display: block;
    width: 100%;
    margin-bottom: 6px;
    color: var(--neutral-500);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.02em;
  }

  .mobile-card-table td.mobile-card-no-label::before {
    content: none;
    display: none;
  }

  .mobile-card-table td.mobile-card-actions {
    display: flex;
    justify-content: center;
    align-items: center;
    padding-top: 8px;
    border-top: 1px solid var(--neutral-200);
  }

  .mobile-card-table td.mobile-card-actions::before {
    content: none;
    display: none;
  }

  .mobile-card-table td.mobile-empty-cell {
    display: none;
  }

  .mobile-card-table td.mobile-card-span-full,
  .mobile-card-table td[colspan] {
    grid-column: 1 / -1;
  }

  .mobile-inline-table-container {
    max-height: none;
    overflow: visible;
    border: none;
    background: transparent;
    box-shadow: none;
    padding: 0;
  }

  .mobile-inline-table {
    width: 100%;
    table-layout: auto;
    border-collapse: separate;
    border-spacing: 0;
  }

  .mobile-inline-table thead {
    display: none;
  }

  .mobile-inline-table tbody {
    display: block;
  }

  .mobile-inline-table tbody .mobile-inline-row {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px 12px;
    margin-bottom: 12px;
    padding: 14px;
    border: 1px solid rgba(148, 163, 184, 0.22);
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
    position: relative;
  }

  .mobile-inline-table tbody tr:not(.mobile-inline-row) {
    display: block;
    width: 100%;
  }

  .mobile-inline-table tbody tr:not(.mobile-inline-row) td {
    display: block;
    width: 100% !important;
  }

  .mobile-inline-table tbody .mobile-inline-row td {
    display: block;
    width: auto !important;
    min-width: 0 !important;
    max-width: none !important;
    height: auto;
    padding: 0;
    border: none;
    text-align: left !important;
    background: transparent !important;
  }

  .mobile-inline-table tbody .mobile-inline-row td[data-mobile-label]::before {
    content: attr(data-mobile-label);
    display: block;
    width: 100%;
    margin-bottom: 6px;
    color: var(--neutral-500);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.02em;
  }

  .mobile-inline-table tbody .mobile-inline-row td.mobile-inline-no-label::before {
    content: none;
    display: none;
  }

  .mobile-card-table--selectable thead {
    display: block;
    margin-bottom: 8px;
  }

  .mobile-card-table--selectable thead tr {
    display: block;
  }

  .mobile-card-table--selectable thead th:not(.mobile-card-select-header) {
    display: none;
  }

  .mobile-card-table--selectable thead th.mobile-card-select-header {
    display: block;
    width: 100% !important;
    min-width: 0 !important;
    max-width: none !important;
    padding: 0;
    border: none;
    background: transparent;
    text-align: left;
  }

  .mobile-card-table--selectable tbody .mobile-card-row {
    padding-top: 18px;
  }

  .stats-table .stats-col-channel,
  .stats-table .stats-col-model,
  .stats-table .stats-col-total-label {
    grid-column: 1 / -1;
  }

  .stats-table .stats-col-success {
    order: 10;
  }

  .stats-table .stats-col-error {
    order: 11;
  }

  .stats-table .stats-col-timing {
    order: 12;
  }

  .stats-table .stats-col-speed {
    order: 13;
    grid-column: 1 / -1;
  }

  .stats-table .stats-col-rpm {
    order: 14;
  }

  .stats-table .stats-col-input {
    order: 20;
  }

  .stats-table .stats-col-output {
    order: 21;
  }

  .stats-table .stats-col-cache-read {
    order: 22;
  }

  .stats-table .stats-col-cache-create {
    order: 23;
  }

  .stats-table .stats-col-cache-util {
    order: 24;
  }

  .stats-table .stats-col-cost {
    order: 25;
  }

  .stats-table .stats-total-row {
    background: linear-gradient(180deg, #eff6ff 0%, #f8fafc 100%);
  }

  .stats-table .stats-col-total-label {
    order: 1;
    text-align: left !important;
  }

  .stats-filter-summary-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto auto;
    gap: 8px;
    align-items: center;
  }

  .stats-filter-summary-row .stats-filter-group--checkbox {
    min-width: 0;
  }

  .stats-filter-summary-row .stats-filter-info {
    width: auto;
    min-width: 0;
    justify-self: center;
  }

  .stats-filter-summary-row .stats-filter-actions {
    margin-left: 0;
    justify-self: end;
  }

  .stats-filter-summary-row .stats-filter-actions .btn {
    width: auto;
    padding: 8px 12px;
  }

  .stats-detail-heading {
    align-items: stretch !important;
    flex-direction: column;
    gap: 10px;
  }

  .stats-detail-heading-main {
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
    flex-wrap: wrap;
  }

  .stats-detail-sort-hint {
    margin-left: 0 !important;
  }

  .stats-detail-heading .view-toggle-group {
    align-self: flex-start;
  }

  .stats-table .stats-col-channel,
  .stats-table .stats-col-model {
    display: flex !important;
    align-items: center;
    gap: 8px 12px;
  }

  .stats-table .stats-col-channel::before,
  .stats-table .stats-col-model::before {
    width: auto !important;
    margin-bottom: 0 !important;
    flex: 0 0 auto;
    white-space: nowrap;
  }

  .stats-table .stats-col-channel {
    flex-wrap: wrap;
  }

  .stats-table .stats-col-channel .channel-link {
    display: block;
    flex: 1 1 auto;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .stats-table .stats-col-channel .channel-id {
    margin-left: 0;
    white-space: nowrap;
    flex: 0 0 auto;
  }

  .stats-table .stats-col-channel .health-indicator {
    flex: 0 0 100%;
    margin-top: 2px;
  }

  .stats-table .stats-col-model .model-tag {
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .stats-table .stats-model-cell {
    flex: 1 1 auto;
    min-width: 0;
  }

  .stats-table .stats-col-success,
  .stats-table .stats-col-error,
  .stats-table .stats-col-timing,
  .stats-table .stats-col-speed,
  .stats-table .stats-col-rpm,
  .stats-table .stats-col-input,
  .stats-table .stats-col-output,
  .stats-table .stats-col-cache-read,
  .stats-table .stats-col-cache-create,
  .stats-table .stats-col-cache-util,
  .stats-table .stats-col-cost {
    display: flex !important;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    text-align: right !important;
  }

  .stats-table .stats-col-success::before,
  .stats-table .stats-col-error::before,
  .stats-table .stats-col-timing::before,
  .stats-table .stats-col-speed::before,
  .stats-table .stats-col-rpm::before,
  .stats-table .stats-col-input::before,
  .stats-table .stats-col-output::before,
  .stats-table .stats-col-cache-read::before,
  .stats-table .stats-col-cache-create::before,
  .stats-table .stats-col-cache-util::before,
  .stats-table .stats-col-cost::before {
    width: auto !important;
    margin-bottom: 0 !important;
    flex: 0 0 auto;
    white-space: nowrap;
  }

  .stats-table .health-indicator {
    max-width: 100%;
    overflow: hidden;
  }

  .stats-table .health-track {
    width: min(100%, 335px);
    min-width: 0;
    flex: 1 1 auto;
  }

  .stats-table .health-rate {
    display: none;
  }

  body.trend-page .main-content {
    height: auto;
  }

  body.trend-page .trend-chart-section,
  body.trend-page .trend-chart-card {
    flex: 0 0 auto;
  }

  .trend-chart-header {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 12px;
  }

  .trend-chart-title {
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
    font-size: var(--text-base);
    line-height: 1.3;
  }

  .trend-chart-title svg {
    flex: 0 0 auto;
  }

  .trend-chart-toolbar {
    display: contents;
  }

  .trend-chart-toolbar .toggle-group {
    grid-column: 1 / -1;
    grid-row: 2;
    width: 100%;
    max-width: 100%;
    padding-bottom: 2px;
  }

  .trend-chart-toolbar .toggle-btn {
    flex: 0 0 auto;
    white-space: nowrap;
  }

  .trend-chart-toolbar .channel-filter-container {
    grid-column: 2;
    grid-row: 1;
    justify-self: end;
    width: auto;
  }

  .trend-chart-toolbar #btn-channel-filter-toggle {
    width: auto;
    justify-content: center;
    white-space: nowrap;
  }

  .trend-chart-toolbar .channel-filter-dropdown {
    left: 0;
    right: auto;
    width: min(100%, 360px);
    max-width: 100%;
  }

  body.trend-page .chart-container {
    height: clamp(320px, 54vh, 420px);
    min-height: 320px;
    flex: 0 0 auto;
  }

  .settings-group-nav-container {
    padding: 0 2px 2px;
  }

  .settings-group-nav-section {
    display: none !important;
  }

  .settings-table .setting-data-row {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .settings-table.mobile-card-table td.setting-col-description {
    grid-column: 1 / -1;
    order: 10;
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 0;
  }

  .settings-table.mobile-card-table td.setting-col-value {
    grid-column: 1 / 2;
    order: 20;
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    min-width: 0;
  }

  .settings-table.mobile-card-table td.setting-col-description::before,
  .settings-table.mobile-card-table td.setting-col-value::before {
    display: inline-block;
    width: auto;
    margin: 0 8px 0 0;
    flex: 0 0 auto;
  }

  .settings-table.mobile-card-table td.setting-col-actions {
    grid-column: 2 / 3;
    order: 21;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding-top: 0;
    border-top: none;
    min-width: 56px;
  }

  .settings-table.mobile-card-table td.setting-col-actions::before {
    content: none;
    display: none;
  }

  .settings-table.mobile-card-table td.setting-col-value .settings-input,
  .settings-table.mobile-card-table td.setting-col-value .form-input,
  .settings-table.mobile-card-table td.setting-col-value select,
  .settings-table.mobile-card-table td.setting-col-value textarea {
    width: auto;
    flex: 1 1 auto;
    max-width: none;
    min-width: 0;
  }

  .settings-table.mobile-card-table td.setting-col-value textarea {
    flex-basis: 100%;
    width: 100%;
  }

  .settings-table.mobile-card-table td.setting-col-value .settings-input--number {
    flex: 0 1 96px;
  }

  .settings-table.mobile-card-table td.setting-col-value .settings-bool-group {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: nowrap;
    min-width: 0;
  }

  .settings-table.mobile-card-table td.setting-col-value .settings-bool-option {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    flex: 0 0 auto;
    white-space: nowrap;
  }

  .settings-table.mobile-card-table td.setting-col-value .settings-bool-option + .settings-bool-option {
    margin-left: 0;
  }

  .settings-table .setting-group-row {
    display: block;
    grid-column: 1 / -1;
    margin-top: 4px;
  }

  .settings-table .setting-group-row td {
    display: block;
    padding: 12px 14px !important;
    border: 1px solid var(--neutral-200);
    border-radius: 14px;
    background: var(--neutral-100) !important;
  }

  .model-test-toolbar {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
    align-items: stretch;
  }

  .model-test-toolbar-section {
    display: grid;
    gap: 10px;
  }

  .model-test-toolbar-section--filters {
    grid-template-columns: minmax(0, 1fr);
    align-items: stretch;
  }

  #channelSelectorLabel,
  #modelTypeLabel,
  #modelSelectorLabel,
  #protocolTransformContainer,
  .model-test-toolbar-toggles,
  .model-test-control--content {
    grid-column: 1 / -1;
  }

  .model-test-control--name-filter {
    display: flex;
    flex: 2 1 auto;
    width: auto;
    min-width: 0;
    flex-direction: row;
    align-items: center;
    gap: 8px;
  }

  .model-test-toolbar-section--actions {
    display: flex;
    gap: 4px;
    flex-wrap: nowrap;
    justify-content: flex-end;
    margin-left: 0;
  }

  .model-test-toolbar-section--meta {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: nowrap;
    margin-left: 0;
  }

  .model-test-toolbar-toggles {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: nowrap;
    flex: 0 0 auto;
  }

  .model-test-control,
  .model-test-control--model,
  .model-test-control--content,
  .model-test-model-combobox {
    width: 100%;
    min-width: 0;
  }

  .model-test-control {
    display: grid;
    grid-template-columns: max-content minmax(0, 1fr);
    align-items: center;
    gap: 8px;
  }

  .model-test-control__label {
    margin: 0;
    white-space: nowrap;
  }

  .model-test-control > :not(.model-test-control__label) {
    min-width: 0;
  }

  .model-test-control--name-filter {
    display: flex;
    flex: 2 1 auto;
    width: auto;
    min-width: 0;
    flex-direction: row;
    align-items: center;
    gap: 8px;
  }

  .model-test-control--name-filter .model-test-control__label {
    flex: 0 0 auto;
    margin: 0;
    white-space: nowrap;
  }

  .model-test-control--name-filter .model-test-inline-input {
    flex: 1 1 auto;
    width: auto;
    min-width: 0;
  }

  .model-test-control__label,
  .model-test-toggle,
  .model-test-progress {
    font-size: 0.78rem;
  }

  .model-test-progress {
    display: none;
  }

  .model-test-progress:not(:empty) {
    display: block;
    flex: 0 0 auto;
    min-width: 0;
  }

  .model-test-inline-select,
  .model-test-inline-input,
  .model-test-toolbar-btn {
    width: 100%;
    min-width: 0;
    font-size: 0.8rem;
  }

  .model-test-toolbar-section--actions .model-test-toolbar-btn {
    flex: 1 1 0;
    padding: 8px 2px;
    font-size: 11px;
    white-space: nowrap;
  }

  .model-test-table.mobile-card-table thead {
    display: table-header-group;
  }

  .model-test-table.mobile-card-table thead th:not(.model-test-response-head) {
    display: none;
  }

  .model-test-table.mobile-card-table thead .model-test-response-head {
    display: table-cell;
    width: 100% !important;
    min-width: 0 !important;
    max-width: none !important;
    padding: 0 2px 12px;
    border: none;
    background: transparent;
    text-align: left;
  }

  .model-test-table.mobile-card-table thead .model-test-response-head-inner {
    flex-wrap: wrap;
    align-items: flex-start;
  }

  .model-test-table.mobile-card-table thead .model-test-response-head-line {
    width: 100%;
  }

  .model-test-table.mobile-card-table thead .model-test-head-actions {
    width: 100%;
    margin-left: 0;
  }

  .model-test-toggle {
    flex: 0 0 auto;
    justify-content: flex-start;
    min-height: auto;
    padding: 0;
    border: none;
    border-radius: 0;
    background: transparent;
  }

  .model-test-concurrency-input {
    width: 44px;
    min-width: 44px;
    padding: 4px 2px;
  }

  .model-test-table .model-test-col-select {
    position: absolute;
    top: 14px;
    right: 14px;
    width: auto !important;
    text-align: right !important;
  }

  .model-test-table {
    min-width: 0;
  }

  .model-test-table .model-test-col-select input {
    width: 18px;
    height: 18px;
    margin: 0;
  }

  .model-test-table .model-test-col-name,
  .model-test-table .model-test-col-response {
    grid-column: 1 / -1;
  }

  .model-test-table .model-test-col-name {
    display: flex !important;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 12px;
    padding-right: 30px;
    text-align: left !important;
    white-space: normal !important;
    overflow: visible !important;
    text-overflow: unset !important;
    word-break: break-word;
  }

  .model-test-table .model-test-col-name::before {
    width: auto !important;
    margin-bottom: 0 !important;
    flex: 0 0 auto;
    white-space: nowrap;
    text-align: left !important;
  }

  .model-test-table .model-test-col-first-byte,
  .model-test-table .model-test-col-duration,
  .model-test-table .model-test-col-priority,
  .model-test-table .model-test-col-speed,
  .model-test-table .model-test-col-input,
  .model-test-table .model-test-col-output,
  .model-test-table .model-test-col-cache-read,
  .model-test-table .model-test-col-cache-create,
  .model-test-table .model-test-col-cost {
    display: flex !important;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    text-align: right !important;
  }

  .model-test-table .model-test-col-first-byte::before,
  .model-test-table .model-test-col-duration::before,
  .model-test-table .model-test-col-priority::before,
  .model-test-table .model-test-col-speed::before,
  .model-test-table .model-test-col-input::before,
  .model-test-table .model-test-col-output::before,
  .model-test-table .model-test-col-cache-read::before,
  .model-test-table .model-test-col-cache-create::before,
  .model-test-table .model-test-col-cost::before {
    width: auto !important;
    margin-bottom: 0 !important;
    flex: 0 0 auto;
    white-space: nowrap;
  }

  .model-test-table .model-test-col-first-byte {
    order: 10;
  }

  .model-test-table .model-test-col-duration {
    order: 11;
  }

  .model-test-table .model-test-col-priority {
    order: 12;
  }

  .model-test-table .model-test-col-speed {
    order: 13;
  }

  .model-test-table .model-test-col-input {
    order: 20;
  }

  .model-test-table .model-test-col-output {
    order: 21;
  }

  .model-test-table .model-test-col-cache-read {
    order: 22;
  }

  .model-test-table .model-test-col-cache-create {
    order: 23;
  }

  .model-test-table .model-test-col-cost {
    order: 24;
  }

  .model-test-table .model-test-col-response {
    order: 30;
    word-break: break-word;
    white-space: pre-wrap;
  }
}

@media (max-width: 480px) {
  .mobile-card-table tbody .mobile-card-row {
    gap: 8px 10px;
    padding: 12px;
  }
}

/* ===== 语言切换下拉菜单样式 ===== */
.lang-dropdown {
  position: relative;
  display: inline-flex;
  align-items: center;
}

.lang-dropdown-trigger {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  padding: 6px 8px;
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--neutral-600);
  transition: all var(--duration-fast) var(--timing-function);
}

.lang-dropdown-trigger:hover {
  background: var(--neutral-100);
  color: var(--neutral-800);
}

.lang-dropdown-trigger .lang-icon {
  width: 16px;
  height: 16px;
}

.lang-dropdown-trigger .lang-arrow {
  width: 12px;
  height: 12px;
  transition: transform var(--duration-fast) var(--timing-function);
}

.lang-dropdown.open .lang-dropdown-trigger .lang-arrow {
  transform: rotate(180deg);
}

.lang-dropdown-menu {
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: 4px;
  min-width: 120px;
  background: white;
  border-radius: var(--radius-md);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12), 0 0 0 1px rgba(0, 0, 0, 0.05);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all var(--duration-fast) var(--timing-function);
  z-index: 1000;
  overflow: hidden;
}

.lang-dropdown.open .lang-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.lang-dropdown-item {
  display: block;
  width: 100%;
  padding: 10px 16px;
  text-align: left;
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--neutral-700);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: background var(--duration-fast) var(--timing-function);
}

.lang-dropdown-item:hover {
  background: var(--neutral-100);
}

.lang-dropdown-item.active {
  color: var(--primary-600);
  background: var(--primary-50);
}

.lang-dropdown-item:first-child {
  border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.lang-dropdown-item:last-child {
  border-radius: 0 0 var(--radius-md) var(--radius-md);
}