/* =========================================================
   全局样式 - 现代企业后台主题（保守升级版）
   ========================================================= */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  /* 主色：现代蓝（更鲜亮、更通透） */
  --primary: #2563eb;
  --primary-600: #1d4ed8;
  --primary-700: #1e40af;
  --primary-50: #eff6ff;
  --primary-100: #dbeafe;
  --primary-200: #bfdbfe;
  --secondary: #64748b;
  --secondary-600: #475569;

  /* 渐变（用于关键按钮/侧边栏 active） */
  --gradient-primary: linear-gradient(135deg, #3b82f6 0%, #6366f1 100%);
  --gradient-primary-hover: linear-gradient(135deg, #2563eb 0%, #4f46e5 100%);
  --gradient-sidebar: linear-gradient(180deg, #1e293b 0%, #0f172a 100%);
  --gradient-sidebar-active: linear-gradient(135deg, #3b82f6 0%, #6366f1 100%);

  /* 语义色（更柔和现代） */
  --success: #10b981;
  --success-50: #ecfdf5;
  --warning: #f59e0b;
  --warning-50: #fffbeb;
  --danger: #ef4444;
  --danger-50: #fef2f2;
  --info: #3b82f6;
  --info-50: #eff6ff;

  /* 文本 */
  --text-1: #0f172a;
  --text-2: #1e293b;
  --text-3: #475569;
  --text-4: #94a3b8;
  --text-inverse: #FFFFFF;

  /* 背景 */
  --bg-app: #f8fafc;
  --bg-surface: #FFFFFF;
  --bg-muted: #f1f5f9;
  --bg-hover: #f1f5f9;
  --bg-sidebar: #1e293b;
  --bg-sidebar-hover: rgba(255, 255, 255, 0.08);
  --bg-sidebar-active: #2563eb;

  /* 边框 */
  --border: #e2e8f0;
  --border-strong: #cbd5e1;

  /* 阴影（更柔和有层次） */
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow: 0 1px 3px rgba(15, 23, 42, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.07), 0 2px 4px -2px rgba(15, 23, 42, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.08), 0 4px 6px -4px rgba(15, 23, 42, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(15, 23, 42, 0.10), 0 8px 10px -6px rgba(15, 23, 42, 0.06);
  --shadow-glow: 0 0 0 3px rgba(59, 130, 246, 0.12);

  /* 圆角（统一系统：sm 4 / 默认 6 / md 8 / lg 12） */
  --radius-sm: 4px;
  --radius: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;

  /* 尺寸 */
  --sidebar-width: 220px;
  --sidebar-collapsed: 64px;
  --topbar-height: 48px;

  /* 过渡（更顺滑） */
  --transition: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: 0.12s ease;
  --transition-slow: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
}

html, body {
  height: 100%;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 13px;
  color: var(--text-1);
  background: var(--bg-app);
  background-image:
    radial-gradient(circle at 0% 0%, rgba(59, 130, 246, 0.04) 0%, transparent 35%),
    radial-gradient(circle at 100% 100%, rgba(99, 102, 241, 0.04) 0%, transparent 35%);
  background-attachment: fixed;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: transparent;
  color: inherit;
}

input, select, textarea {
  font-family: inherit;
  font-size: 13px;
  color: var(--text-1);
}

a { color: var(--primary); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--primary-600); }

.switch-link { display: flex; align-items: center; gap: 6px; padding: 8px 12px; background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px; font-size: 13px; color: #475569; text-decoration: none; transition: all 0.2s; }

.switch-link:hover { background: #e2e8f0; }

.hidden { display: none !important; }

/* 全局滚动条美化 */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: rgba(148, 163, 184, 0.35);
  border-radius: 8px;
  border: 2px solid transparent;
  background-clip: padding-box;
}
::-webkit-scrollbar-thumb:hover { background: rgba(148, 163, 184, 0.6); background-clip: padding-box; }
::-webkit-scrollbar-corner { background: transparent; }
* { scrollbar-width: thin; scrollbar-color: rgba(148, 163, 184, 0.4) transparent; }

/* =========================================================
   通用按钮（统一系统）
   ========================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 7px 14px;
  font-size: 13px;
  font-weight: 500;
  border-radius: var(--radius);
  border: 1px solid var(--border-strong);
  background: var(--bg-surface);
  color: var(--text-2);
  transition: all var(--transition);
  white-space: nowrap;
  position: relative;
}
.btn:hover { background: var(--bg-hover); border-color: var(--primary-200); color: var(--text-1); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

/* 主要按钮：渐变 + 微光 */
.btn-primary {
  background: var(--gradient-primary);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 1px 2px rgba(37, 99, 235, 0.2), 0 0 0 0 rgba(59, 130, 246, 0);
}
.btn-primary:hover {
  background: var(--gradient-primary-hover);
  border-color: transparent;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.28), 0 0 0 3px rgba(59, 130, 246, 0.12);
  transform: translateY(-1px);
}
.btn-primary:active { transform: translateY(0); }

/* 语义按钮：统一带 hover 微浮 + 阴影 */
.btn-success {
  background: var(--success);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 1px 2px rgba(16, 185, 129, 0.18);
}
.btn-success:hover { background: #059669; box-shadow: 0 4px 12px rgba(16, 185, 129, 0.28); transform: translateY(-1px); }

.btn-danger {
  background: var(--danger);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 1px 2px rgba(239, 68, 68, 0.18);
}
.btn-danger:hover { background: #dc2626; box-shadow: 0 4px 12px rgba(239, 68, 68, 0.28); transform: translateY(-1px); }

.btn-warning {
  background: var(--warning);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 1px 2px rgba(245, 158, 11, 0.18);
}
.btn-warning:hover { background: #d97706; box-shadow: 0 4px 12px rgba(245, 158, 11, 0.28); transform: translateY(-1px); }

.btn-info {
  background: var(--info);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 1px 2px rgba(59, 130, 246, 0.18);
}
.btn-info:hover { background: #2563eb; box-shadow: 0 4px 12px rgba(59, 130, 246, 0.28); transform: translateY(-1px); }

.btn-sm { padding: 5px 10px; font-size: 12px; }
.btn-xs { padding: 3px 8px; font-size: 12px; }
.btn-lg { padding: 10px 20px; font-size: 14px; }
.btn-block { width: 100%; }

.btn-ghost { background: transparent; border-color: transparent; color: var(--text-3); }
.btn-ghost:hover { background: var(--bg-hover); color: var(--text-1); border-color: transparent; }

/* 行内操作按钮 */
.action-group { display: inline-flex; gap: 4px; }
.action-btn {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 3px 9px;
  font-size: 12px;
  font-weight: 500;
  color: var(--primary);
  border: 1px solid transparent;
  border-radius: var(--radius);
  background: transparent;
  transition: all var(--transition);
}
.action-btn:hover {
  background: var(--primary-50);
  border-color: var(--primary-100);
  color: var(--primary-600);
}
.action-btn.danger { color: var(--danger); }
.action-btn.danger:hover { background: var(--danger-50); border-color: #fecaca; color: #dc2626; }

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px; height: 32px;
  border-radius: var(--radius);
  color: var(--text-3);
  transition: all var(--transition);
}
.icon-btn:hover { background: var(--primary-50); color: var(--primary); }
.icon-btn svg { width: 16px; height: 16px; }

/* =========================================================
   登录页 - 企业风格（左右分栏，DOM 保持不变）
   ========================================================= */
.login-view {
  position: relative;
  width: 100%;
  height: 100vh;
  overflow: hidden;
  display: flex;
  background: var(--bg-surface);
}

/* 左侧品牌区 */
.login-left {
  flex: 2.2;
  position: relative;
  background: linear-gradient(160deg, #1f2937 0%, #1a5fb4 100%);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 40px;
  overflow: hidden;
}
.login-left::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(255,255,255,0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(255,255,255,0.05) 0%, transparent 50%);
  pointer-events: none;
}
.login-left-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: #fff;
}
.login-left-logo {
  width: 120px;
  height: 120px;
  margin: 0 auto 28px;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--bg-surface);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
  padding: 10px;
  animation: logoFloat 3s ease-in-out infinite;
}
@keyframes logoFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}
.login-left h1 {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: 1px;
}
.login-left .subtitle {
  font-size: 16px;
  opacity: 0.9;
  margin-bottom: 40px;
  letter-spacing: 0.5px;
}
.login-left-features {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}
.feature-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 16px;
  background: rgba(255,255,255,0.08);
  border-radius: var(--radius-md);
  min-width: 110px;
  transition: all var(--transition);
}
.feature-item:hover {
  background: rgba(255,255,255,0.12);
  transform: translateY(-8px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.15);
}
.feature-icon {
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,0.12);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}
.feature-item:nth-child(1) .feature-icon::before { content: '📊'; }
.feature-item:nth-child(2) .feature-icon::before { content: '⚙️'; }
.feature-item:nth-child(3) .feature-icon::before { content: '⚡'; }
.feature-text {
  font-size: 12px;
  font-weight: 500;
  text-align: center;
}

/* 装饰元素 */
.login-decoration {
  position: absolute;
  pointer-events: none;
}
.login-decoration.circle-1 {
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: rgba(255,255,255,0.04);
  top: -100px;
  right: -100px;
  animation: floatCircle1 8s ease-in-out infinite;
}
.login-decoration.circle-2 {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: rgba(255,255,255,0.06);
  bottom: -50px;
  left: -50px;
  animation: floatCircle2 10s ease-in-out infinite reverse;
}

/* 装饰圆圈飘动动画 */
@keyframes floatCircle1 {
  0%, 100% {
    transform: translate(0, 0) scale(1);
  }
  25% {
    transform: translate(30px, 20px) scale(1.05);
  }
  50% {
    transform: translate(-20px, 40px) scale(0.95);
  }
  75% {
    transform: translate(20px, -30px) scale(1.02);
  }
}

@keyframes floatCircle2 {
  0%, 100% {
    transform: translate(0, 0) scale(1);
  }
  33% {
    transform: translate(-25px, -35px) scale(1.08);
  }
  66% {
    transform: translate(35px, 25px) scale(0.92);
  }
}

/* 右侧登录区 */
.login-right {
  position: relative;
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  padding-bottom: 56px;
  background: var(--bg-app);
}

/* 备案号页脚 */
.login-footer {
  position: absolute;
  bottom: 16px;
  left: 0;
  right: 0;
  text-align: center;
  font-size: 12px;
  color: var(--text-4);
  z-index: 5;
}
.login-footer a {
  color: var(--text-4);
  text-decoration: none;
  transition: color 0.2s ease;
}
.login-footer a:hover {
  color: var(--primary);
}
.login-card {
  position: relative;
  width: 100%;
  max-width: 400px;
  min-height: 460px;
  padding: 40px 36px;
  background: var(--bg-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  animation: cardSlideIn 0.35s ease-out;
}
@keyframes cardSlideIn {
  from { opacity: 0; transform: translateX(20px); }
  to { opacity: 1; transform: translateX(0); }
}
.login-brand-mobile {
  display: none;
  text-align: center;
  margin-bottom: 28px;
}
.login-brand-mobile img {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  margin-bottom: 10px;
}
.login-brand-mobile h2 {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-1);
  margin-bottom: 4px;
}
.login-brand-mobile p {
  font-size: 12px;
  color: var(--text-3);
}

.login-form-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-1);
  margin-bottom: 6px;
  text-align: left;
}
.login-form-subtitle {
  font-size: 13px;
  color: var(--text-3);
  text-align: left;
  margin-bottom: 28px;
}

.login-form .form-group { margin-bottom: 16px; }

/* 表单切换淡入动画（hidden 移除时触发） */
.login-form:not(.hidden) {
  animation: loginFormFadeIn 0.34s cubic-bezier(0.4, 0, 0.2, 1);
}
@keyframes loginFormFadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* 二维码容器固定占位，避免生成前后卡片高度跳变 */
#qrcodeContainer {
  min-height: 180px;
  align-items: center;
}
/* 二维码渲染完成后的弹性缩放进入特效 */
#qrcodeContainer > * {
  animation: qrcodePopIn 0.45s cubic-bezier(0.34, 1.56, 0.64, 1);
}
@keyframes qrcodePopIn {
  0% { opacity: 0; transform: scale(0.6); }
  60% { opacity: 1; transform: scale(1.06); }
  100% { opacity: 1; transform: scale(1); }
}

/* 扫码等待时的状态文字呼吸动画 */
#qrcodeStatus {
  animation: statusPulse 1.6s ease-in-out infinite;
  transition: color 0.2s ease;
}
@keyframes statusPulse {
  0%, 100% { opacity: 0.7; }
  50% { opacity: 1; }
}
.login-form label {
  display: block;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-2);
  margin-bottom: 6px;
}
.login-form input {
  width: 100%;
  height: 42px;
  padding: 0 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--bg-surface);
  font-size: 13px;
  color: var(--text-1);
  transition: all var(--transition);
  box-sizing: border-box;
}
.login-form input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(26, 95, 180, 0.15);
}
.login-form input::placeholder { color: var(--text-4); }

.login-form .btn-primary {
  width: 100%;
  height: 42px;
  margin-top: 20px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 1px;
  border-radius: var(--radius-md);
  background: var(--primary);
  border: none;
  box-shadow: none;
  transition: all var(--transition);
}
.login-form .btn-primary:hover { background: var(--primary-600); transform: none; }
.login-form .btn-primary:active { transform: translateY(1px); }

.login-tip {
  margin-top: 14px;
  text-align: center;
  font-size: 12px;
  color: var(--danger);
  min-height: 16px;
}

.login-advanced {
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
}
.login-advanced summary {
  cursor: pointer;
  color: var(--text-3);
  font-size: 12px;
  user-select: none;
  outline: none;
  transition: color var(--transition);
}
.login-advanced summary:hover { color: var(--primary); }
.login-advanced[open] summary { margin-bottom: 12px; }

/* 响应式 */
@media (max-width: 1024px) {
  .login-left { display: none; }
  .login-right { flex: 1; }
  .login-brand-mobile { display: block; }
}
@media (max-width: 768px) {
  .login-card { padding: 32px 24px; }
  .login-form-title { font-size: 20px; }
}

/* =========================================================
   主应用布局
   ========================================================= */
.app-view {
  display: flex;
  width: 100%;
  height: 100vh;
  overflow: hidden;
}

/* 侧边栏 */
.sidebar {
  width: var(--sidebar-width);
  background: var(--gradient-sidebar);
  color: #cbd5e1;
  display: flex;
  flex-direction: column;
  transition: width var(--transition);
  flex-shrink: 0;
  border-right: 1px solid rgba(255,255,255,0.05);
  position: relative;
}
.sidebar::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 100% 0%, rgba(99, 102, 241, 0.12) 0%, transparent 50%),
    radial-gradient(circle at 0% 100%, rgba(59, 130, 246, 0.08) 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
}
.sidebar > * { position: relative; z-index: 1; }
.sidebar.collapsed { width: var(--sidebar-collapsed); }
.sidebar.collapsed .sidebar-brand-text,
.sidebar.collapsed .menu-item-label,
.sidebar.collapsed .user-info { display: none; }
.sidebar.collapsed .menu-item { justify-content: center; padding: 8px; }

/* 桌面端点击菜单按钮完全关闭侧边栏 */
@media (min-width: 961px) {
  .sidebar.collapsed {
    width: 0;
    overflow: hidden;
    border-right: none;
  }
  .sidebar.collapsed .sidebar-brand,
  .sidebar.collapsed .menu-nav,
  .sidebar.collapsed .sidebar-footer { opacity: 0; }
}

/* 移动端侧边栏遮罩 */
.sidebar-mask {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
  z-index: 99;
  opacity: 0;
  transition: opacity 0.2s ease;
}
.sidebar-mask.show {
  display: block;
  opacity: 1;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.sidebar-logo {
  width: 42px; height: 42px;
  flex-shrink: 0;
}
.sidebar-logo svg { width: 100%; height: 100%; }
.sidebar-brand-text .brand-title {
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  line-height: 1.2;
  background: linear-gradient(135deg, #fff 0%, #cbd5e1 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.sidebar-brand-text .brand-subtitle {
  font-size: 10px;
  color: #94a3b8;
  letter-spacing: 1.5px;
  margin-top: 2px;
}

.menu-nav {
  flex: 1;
  overflow-y: auto;
  padding: 10px 8px;
}
.menu-nav::-webkit-scrollbar { width: 4px; }
.menu-nav::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.12); border-radius: 2px; }
.menu-nav::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.2); }

.menu-group { margin-bottom: 12px; }
.menu-group-title {
  font-size: 12px;
  font-weight: 600;
  color: #94a3b8;
  letter-spacing: 1px;
  padding: 4px 10px 8px;
}

/* 可折叠菜单组 */
.menu-group.collapsible .menu-group-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  user-select: none;
}
.menu-toggle-btn {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  border-radius: 4px;
  color: #94a3b8;
  cursor: pointer;
  transition: all 0.2s;
}
.menu-toggle-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
}
.menu-toggle-btn svg {
  width: 16px;
  height: 16px;
  transition: transform 0.3s;
}
.menu-group.collapsed .menu-toggle-btn svg {
  transform: rotate(-90deg);
}
.menu-items {
  overflow: hidden;
  transition: max-height 0.3s ease-out;
  max-height: 1000px;
}
.menu-items.collapsed {
  max-height: 0;
  overflow: hidden;
}

.menu-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 10px;
  border-radius: var(--radius);
  color: #cbd5e1;
  cursor: pointer;
  transition: all var(--transition);
  margin-bottom: 2px;
  font-size: 13px;
  font-weight: 500;
  position: relative;
}
.menu-item:hover {
  background: var(--bg-sidebar-hover);
  color: #fff;
  transform: translateX(2px);
}
.menu-item.active {
  background: var(--gradient-sidebar-active);
  color: #fff;
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.35);
}
.menu-item.active::before {
  content: '';
  position: absolute;
  left: -8px;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 18px;
  background: #fff;
  border-radius: 0 3px 3px 0;
  box-shadow: 0 0 8px rgba(255,255,255,0.6);
}
.menu-item svg {
  width: 16px; height: 16px;
  flex-shrink: 0;
}
.menu-item-label { white-space: nowrap; overflow: hidden; }

.sidebar-footer {
  padding: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}
.user-chip {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  background: rgba(255, 255, 255, 0.04);
  border-radius: var(--radius);
  transition: background var(--transition);
}
.user-chip:hover { background: rgba(255, 255, 255, 0.07); }
.user-avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--gradient-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 600;
  flex-shrink: 0;
  overflow: hidden;
  text-align: center;
  line-height: 1.1;
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.4);
}
.user-avatar.no-avatar {
  font-size: 10px;
  font-weight: 500;
}
.user-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}
.user-info { flex: 1; min-width: 0; }
.user-info .user-name {
  font-size: 14px; color: #fff; font-weight: 500;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.user-info .user-role {
  font-size: 11px; color: #94a3b8;
}
.user-chip .icon-btn {
  color: #94a3b8;
  width: 32px; height: 32px;
}
.user-chip .icon-btn:hover { background: rgba(255,255,255,0.08); color: #fff; }

/* 主区域 */
.main {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-width: 0;
}
.topbar {
  height: var(--topbar-height);
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 18px;
  gap: 10px;
  flex-shrink: 0;
}
.topbar-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-1);
  flex: 1;
  letter-spacing: 0.2px;
}
.topbar-right {
  display: flex;
  align-items: center;
  gap: 6px;
}
.topbar-user {
  font-size: 12px;
  color: var(--text-3);
  padding: 0 8px;
}

/* 顶部标签页导航 */
.tab-bar {
  height: 42px;
  background: var(--bg-muted);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 12px;
  gap: 8px;
  flex-shrink: 0;
}
.tab-bar.hidden { display: none; }
.tab-list {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  flex: 1;
}
.tab-list::-webkit-scrollbar { display: none; }
.tab-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius) var(--radius) 0 0;
  font-size: 12px;
  color: var(--text-3);
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
  max-width: 180px;
}
.tab-item:hover {
  background: var(--primary-50);
  border-color: var(--primary-200);
  color: var(--primary);
}
.tab-item.active {
  background: var(--bg-surface);
  border-color: var(--primary-200);
  border-bottom-color: var(--bg-surface);
  color: var(--primary-600);
  font-weight: 600;
  box-shadow: 0 -2px 8px rgba(59, 130, 246, 0.08);
}
.tab-item-icon {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}
.tab-item-label {
  overflow: hidden;
  text-overflow: ellipsis;
}
.tab-item-close {
  width: 14px;
  height: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-left: 4px;
  border-radius: 3px;
  opacity: 0;
  transition: opacity 0.2s;
  flex-shrink: 0;
}
.tab-item:hover .tab-item-close,
.tab-item.active .tab-item-close { opacity: 1; }
.tab-item-close svg { width: 12px; height: 12px; }
.tab-item-close:hover { background: #fee2e2; color: #ef4444; }
.tab-close-btn {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  border-radius: 4px;
  color: #94a3b8;
  cursor: pointer;
  transition: all 0.2s;
}
.tab-close-btn:hover {
  background: #fee2e2;
  color: #ef4444;
}
.tab-close-btn svg {
  width: 16px;
  height: 16px;
}
.menu-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px; height: 32px;
  border-radius: var(--radius);
  color: var(--text-3);
  transition: all var(--transition);
}
.menu-toggle:hover { background: var(--primary-50); color: var(--primary); }
.menu-toggle svg { width: 16px; height: 16px; }

.page-container {
  flex: 1;
  overflow-y: auto;
  padding: 18px;
  animation: pageFadeIn 0.28s ease-out;
}
@keyframes pageFadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}
.page-container::-webkit-scrollbar { width: 8px; }
.page-container::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 4px; }

/* =========================================================
   卡片 & 数据卡
   ========================================================= */
.card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  padding: 16px;
  transition: box-shadow var(--transition), border-color var(--transition), transform var(--transition);
}
.card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--border-strong);
}
.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
  gap: 12px;
}
.card-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-1);
}
.card-subtitle {
  font-size: 12px;
  color: var(--text-3);
  margin-top: 2px;
}

/* 数据卡 */
.dashboard-six-cards {
  grid-template-columns: repeat(3, 1fr);
}
@media (max-width: 720px) {
  .dashboard-six-cards { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .dashboard-six-cards { grid-template-columns: 1fr; }
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}
.stat-card {
  position: relative;
  background: var(--bg-surface);
  border-radius: var(--radius-md);
  padding: 16px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: all var(--transition);
  border-top: 3px solid var(--primary);
}
.stat-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
  border-color: var(--border-strong);
}
.stat-card.blue { border-top-color: #3b82f6; }
.stat-card.green { border-top-color: #10b981; }
.stat-card.orange { border-top-color: #f59e0b; }
.stat-card.red { border-top-color: #ef4444; }
.stat-card.purple { border-top-color: #8b5cf6; }

.stat-card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 10px;
}
.stat-label {
  font-size: 12px;
  color: var(--text-3);
  font-weight: 500;
}
.stat-icon {
  width: 36px; height: 36px;
  border-radius: var(--radius-sm);
  background: var(--primary-50);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  transition: all var(--transition);
}
.stat-card:hover .stat-icon {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: 0 4px 10px rgba(59, 130, 246, 0.25);
}
.stat-icon svg { width: 16px; height: 16px; }

.stat-value {
  font-size: 26px;
  font-weight: 700;
  color: var(--text-1);
  line-height: 1.1;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.5px;
}
.stat-trend {
  margin-top: 8px;
  font-size: 11px;
  color: var(--text-3);
}
.stat-trend .up { color: var(--success); font-weight: 600; }
.stat-trend .down { color: var(--danger); font-weight: 600; }

/* =========================================================
   表格
   ========================================================= */
.table-wrap {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.table-toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
  background: var(--bg-muted);
}
.table-toolbar .search-box {
  flex: 1;
  min-width: 200px;
  max-width: 360px;
}

.table {
  width: 100%;
  border-collapse: collapse;
}
.table th, .table td {
  padding: 10px 12px;
  text-align: left;
  font-size: 13px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
.table thead th {
  background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
  color: var(--text-2);
  font-weight: 600;
  font-size: 12px;
  white-space: nowrap;
  letter-spacing: 0.2px;
  border-bottom: 1px solid var(--border-strong);
}
.table tbody tr { transition: background var(--transition-fast); }
.table tbody tr:nth-child(even) { background: #fbfcfd; }
.table tbody tr:hover { background: var(--primary-50); }
.table tbody tr:last-child td { border-bottom: none; }
.table td.nowrap { white-space: nowrap; }
.table td.mono { font-family: "SF Mono", Consolas, Menlo, monospace; font-size: 12px; }
.table th.actions, .table td.actions { text-align: right; white-space: nowrap; }
.table td.actions > * { margin-left: 4px; }
.table td.actions > *:first-child { margin-left: 0; }
.table td.actions .action-group { justify-content: flex-end; }

.table-empty, .table-loading {
  padding: 56px 20px;
  text-align: center;
  color: var(--text-3);
  font-size: 13px;
}
.table-empty .empty-icon {
  width: 56px; height: 56px;
  margin: 0 auto 12px;
  color: var(--text-4);
  opacity: 0.5;
}

.table-pager {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  border-top: 1px solid var(--border);
  background: var(--bg-muted);
}
.pager-info { font-size: 12px; color: var(--text-3); }
.pager-controls { display: flex; align-items: center; gap: 4px; }
.pager-btn {
  min-width: 30px;
  height: 30px;
  padding: 0 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-surface);
  color: var(--text-2);
  font-size: 12px;
  transition: all var(--transition);
}
.pager-btn:hover:not(:disabled) { background: var(--bg-hover); border-color: var(--primary-200); color: var(--primary); }
.pager-btn.active {
  background: var(--gradient-primary);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 2px 6px rgba(59, 130, 246, 0.3);
}
.pager-btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* =========================================================
   可折叠筛选栏
   ========================================================= */
.filter-bar {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.filter-summary {
  padding: 10px 12px;
  background: var(--bg-muted);
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-2);
  user-select: none;
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
}
.filter-summary::-webkit-details-marker { display: none; }
.filter-summary::before {
  content: "▾";
  font-size: 11px;
  color: var(--text-4);
  transition: transform var(--transition);
}
.filter-bar:not([open]) .filter-summary { border-bottom: none; }
.filter-bar:not([open]) .filter-summary::before { transform: rotate(-90deg); }
.filter-body {
  padding: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}
.filter-body .search-box { min-width: 220px; flex: 1; max-width: 360px; }
.filter-body .select-box,
.filter-body .form-input,
.filter-body .date-box { min-width: 130px; }

/* =========================================================
   输入控件（统一系统）
   ========================================================= */
.form-group { margin-bottom: 12px; }
.form-label {
  display: block;
  font-size: 12px;
  color: var(--text-2);
  margin-bottom: 5px;
  font-weight: 500;
}
.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 8px 11px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-surface);
  transition: all var(--transition);
  color: var(--text-1);
}
.form-input:hover, .form-select:hover, .form-textarea:hover {
  border-color: var(--border-strong);
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}
.form-textarea { min-height: 72px; resize: vertical; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

/* 双列水平表单（标签左对齐） */
.form-grid-2 {
  display: grid;
  grid-template-columns: auto 1fr auto 1fr;
  gap: 12px 16px;
  align-items: center;
}
.form-grid-2 .form-label {
  text-align: right;
  margin-bottom: 0;
  white-space: nowrap;
}
.form-grid-2 .form-input,
.form-grid-2 .form-select,
.form-grid-2 .form-textarea { width: 100%; min-width: 0; }
.form-grid-2 .form-group.full,
.form-grid-2 .full {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px 16px;
  align-items: start;
}
.form-grid-2 .full .form-label { text-align: right; }
.form-grid-2 .form-textarea { resize: vertical; }

/* 单列水平表单 */
.form-horizontal .form-row-h {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 12px 16px;
  align-items: center;
  margin-bottom: 12px;
}
.form-horizontal .form-label {
  text-align: right;
  margin-bottom: 0;
  white-space: nowrap;
}
.form-horizontal .form-input,
.form-horizontal .form-select,
.form-horizontal .form-textarea { width: 100%; }
.form-horizontal .form-row-h.top { align-items: start; }

.search-box {
  position: relative;
}
.search-box input {
  width: 100%;
  height: 34px;
  padding: 0 12px 0 34px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-surface);
  font-size: 13px;
  transition: all var(--transition);
}
.search-box input:hover { border-color: var(--border-strong); }
.search-box input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}
.search-box svg {
  position: absolute;
  left: 10px; top: 50%;
  transform: translateY(-50%);
  width: 14px; height: 14px;
  color: var(--text-4);
  transition: color var(--transition);
}
.search-box:focus-within svg { color: var(--primary); }

.select-box {
  height: 34px;
  padding: 0 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-surface);
  font-size: 13px;
  min-width: 120px;
  transition: all var(--transition);
  color: var(--text-1);
}
.select-box:hover { border-color: var(--border-strong); }
.select-box:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

/* 日期 */
.date-box {
  height: 34px;
  padding: 0 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-surface);
  font-size: 13px;
  transition: all var(--transition);
  color: var(--text-1);
}
.date-box:hover { border-color: var(--border-strong); }
.date-box:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

/* =========================================================
   状态标签（统一圆角与色调）
   ========================================================= */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  font-size: 11px;
  font-weight: 500;
  border-radius: 999px;
  background: var(--bg-muted);
  color: var(--text-2);
  white-space: nowrap;
  letter-spacing: 0.2px;
}
.badge-dot::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 0 2px rgba(255,255,255,0.4);
}
.badge-success { background: #dcfce7; color: #15803d; }
.badge-warning { background: #fef3c7; color: #b45309; }
.badge-danger { background: #fee2e2; color: #b91c1c; }
.badge-info { background: #dbeafe; color: #1e40af; }
.badge-muted { background: #f1f5f9; color: #475569; }
.badge-primary { background: #e0e7ff; color: #4338ca; }
.badge-cyan { background: #cffafe; color: #0e7490; }
.badge-purple { background: #ede9fe; color: #6d28d9; }

/* =========================================================
   进度条
   ========================================================= */
.progress {
  height: 5px;
  background: #e5e7eb;
  border-radius: 999px;
  overflow: hidden;
  width: 100%;
}
.progress-bar {
  height: 100%;
  background: var(--primary);
  border-radius: 999px;
  transition: width 0.4s ease;
}

/* =========================================================
   简易图表
   ========================================================= */
.chart-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px;
  box-shadow: var(--shadow-sm);
}
/* 走势图卡片头部 + 时间范围切换 */
.trend-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}
.trend-card-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-1);
  letter-spacing: 0.2px;
}
.trend-range-group {
  display: inline-flex;
  background: var(--bg-muted);
  border-radius: var(--radius);
  padding: 3px;
  gap: 2px;
}
.trend-range-btn {
  padding: 4px 12px;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-3);
  background: transparent;
  border: none;
  border-radius: calc(var(--radius) - 2px);
  cursor: pointer;
  transition: all 0.2s ease;
}
.trend-range-btn:hover {
  color: var(--text-1);
  background: var(--bg-surface);
}
.trend-range-btn.active {
  color: #fff;
  background: var(--primary);
  box-shadow: 0 1px 3px rgba(37, 99, 235, 0.3);
}
.bar-chart {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  height: 180px;
  padding-top: 20px;
}
.bar-col {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  height: 100%;
}
.bar-col .bar {
  width: 100%;
  max-width: 40px;
  background: var(--primary);
  border-radius: 2px 2px 0 0;
  transition: height 0.6s ease;
  position: relative;
  min-height: 4px;
}
.bar-col .bar:hover { filter: brightness(1.1); }
.bar-col .bar-value {
  position: absolute;
  top: -18px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 11px;
  color: var(--text-2);
  font-weight: 600;
  white-space: nowrap;
}
.bar-col .bar-label {
  font-size: 11px;
  color: var(--text-3);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}

/* Trend chart (line chart) - 使用下方增强样式 */

/* =========================================================
   美化版走势图 (Trend Chart Enhanced)
   ========================================================= */
.trend-chart {
  width: 100%;
  padding: 4px 0;
}

.trend-chart .trend-summary {
  display: flex;
  gap: 12px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.trend-chart .trend-stat {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.08), rgba(59, 130, 246, 0.03));
  border: 1px solid rgba(59, 130, 246, 0.15);
  border-radius: 8px;
  font-size: 12px;
  transition: all 0.2s ease;
}

.trend-chart .trend-stat:hover {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.14), rgba(59, 130, 246, 0.06));
  border-color: rgba(59, 130, 246, 0.3);
  transform: translateY(-1px);
}

.trend-chart .trend-stat-label {
  color: #64748B;
  font-weight: 500;
}

.trend-chart .trend-stat-value {
  color: #1E40AF;
  font-weight: 700;
  font-size: 14px;
  font-family: 'SF Mono', 'Monaco', 'Consolas', monospace;
}

.trend-chart .trend-stat-value.peak {
  color: #DC2626;
}

.trend-chart .trend-stat-value.total {
  color: #059669;
}

.trend-chart .trend-chart-svg-wrap {
  width: 100%;
  position: relative;
}

.trend-chart .trend-chart-svg-wrap svg {
  width: 100%;
  height: 280px;
  display: block;
  font-family: inherit;
}

.trend-chart .trend-line-path {
  stroke-dasharray: 2000;
  stroke-dashoffset: 2000;
  animation: trendDrawLine 1.2s ease-out forwards;
}

@keyframes trendDrawLine {
  to { stroke-dashoffset: 0; }
}

.trend-chart .trend-area {
  opacity: 0;
  animation: trendFadeIn 0.8s ease-out 0.6s forwards;
}

@keyframes trendFadeIn {
  to { opacity: 1; }
}

.trend-chart .trend-point-group {
  opacity: 0;
  animation: trendPointPop 0.4s ease-out forwards;
}

.trend-chart .trend-point-group:nth-child(1) { animation-delay: 0.1s; }
.trend-chart .trend-point-group:nth-child(2) { animation-delay: 0.2s; }
.trend-chart .trend-point-group:nth-child(3) { animation-delay: 0.3s; }
.trend-chart .trend-point-group:nth-child(4) { animation-delay: 0.4s; }
.trend-chart .trend-point-group:nth-child(5) { animation-delay: 0.5s; }
.trend-chart .trend-point-group:nth-child(6) { animation-delay: 0.6s; }
.trend-chart .trend-point-group:nth-child(7) { animation-delay: 0.7s; }
.trend-chart .trend-point-group:nth-child(8) { animation-delay: 0.8s; }
.trend-chart .trend-point-group:nth-child(9) { animation-delay: 0.9s; }
.trend-chart .trend-point-group:nth-child(10) { animation-delay: 1.0s; }

@keyframes trendPointPop {
  0% { opacity: 0; transform: scale(0.5); transform-origin: center; }
  60% { opacity: 1; transform: scale(1.2); }
  100% { opacity: 1; transform: scale(1); }
}

.trend-chart .trend-grid {
  stroke: rgba(148, 163, 184, 0.25);
  stroke-width: 1;
  stroke-dasharray: 3 4;
}

.trend-chart .trend-grid-label {
  fill: #94A3B8;
  font-size: 10px;
  font-weight: 500;
  font-family: 'SF Mono', 'Monaco', 'Consolas', monospace;
}

.trend-chart .trend-axis {
  stroke: rgba(148, 163, 184, 0.4);
  stroke-width: 1;
}

.trend-chart .trend-point {
  fill: #FFFFFF;
  stroke: #3B82F6;
  stroke-width: 2.5;
  filter: drop-shadow(0 1px 2px rgba(59, 130, 246, 0.4));
  transition: all 0.2s ease;
  transform-box: fill-box;
  transform-origin: center;
}

.trend-chart .trend-point-group:hover .trend-point {
  fill: #3B82F6;
  stroke-width: 3;
}

.trend-chart .trend-point-group:hover .trend-point,
.trend-chart .trend-point:hover {
  transform: scale(1.4);
}

.trend-chart .trend-point-outer {
  fill: rgba(59, 130, 246, 0.2);
  opacity: 0;
  transition: opacity 0.2s ease;
  transform-box: fill-box;
  transform-origin: center;
}

.trend-chart .trend-point-group:hover .trend-point-outer {
  opacity: 1;
  transform: scale(1.6);
}

.trend-chart .trend-value {
  fill: #1E40AF;
  font-size: 11px;
  font-weight: 700;
  font-family: 'SF Mono', 'Monaco', 'Consolas', monospace;
  paint-order: stroke;
  stroke: #FFFFFF;
  stroke-width: 3;
  stroke-linejoin: round;
}

.trend-chart .trend-label {
  fill: #475569;
  font-size: 10.5px;
  font-weight: 500;
  transition: fill 0.2s ease;
}

.trend-chart .trend-point-group:hover + .trend-label,
.trend-chart .trend-point-group:hover .trend-label {
  fill: #1E40AF;
  font-weight: 600;
}



/* Donut chart */
.donut-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
  align-items: center;
}
.donut {
  width: 140px; height: 140px;
  position: relative;
  margin: 0 auto;
}
.donut svg { width: 100%; height: 100%; transform: rotate(-90deg); }
.donut circle.bg { fill: none; stroke: var(--border); stroke-width: 16; }
.donut circle.fg { fill: none; stroke: url(#donutGrad); stroke-width: 16; stroke-linecap: round; transition: stroke-dashoffset 0.6s ease; }
.donut .center {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.donut .center .v { font-size: 24px; font-weight: 700; color: var(--text-1); }
.donut .center .l { font-size: 11px; color: var(--text-3); margin-top: 2px; }

.legend {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.legend-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--text-2);
}
.legend-item .dot { width: 8px; height: 8px; border-radius: 2px; }
.legend-item .val { margin-left: auto; font-weight: 600; color: var(--text-1); }

/* =========================================================
   Modal 弹窗（毛玻璃 + 渐入）
   ========================================================= */
.modal-root {
  position: fixed;
  inset: 0;
  z-index: 1000;
}
.modal-mask {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}
.modal-wrapper {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 48px 16px;
  overflow-y: auto;
}
.modal {
  position: relative;
  background: var(--bg-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl), 0 0 0 1px rgba(255,255,255,0.5) inset;
  width: 100%;
  max-width: 680px;
  max-height: calc(100vh - 96px);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: modalIn 0.28s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid var(--border);
}
.modal-lg { max-width: 860px; }
.modal-sm { max-width: 440px; }
@keyframes modalIn {
  from { opacity: 0; transform: translateY(-12px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, var(--bg-muted) 0%, var(--bg-surface) 100%);
}
.modal-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-1);
  letter-spacing: 0.2px;
}
.modal-body {
  flex: 1;
  padding: 18px;
  overflow-y: auto;
}
.modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  padding: 12px 18px;
  border-top: 1px solid var(--border);
  background: var(--bg-muted);
}

/* =========================================================
   Toast（毛玻璃 + 圆角）
   ========================================================= */
.toast {
  position: fixed;
  top: 24px;
  left: 50%;
  transform: translateX(-50%);
  padding: 10px 18px;
  background: rgba(15, 23, 42, 0.92);
  color: #fff;
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 500;
  box-shadow: var(--shadow-xl);
  z-index: 2000;
  animation: toastIn 0.28s cubic-bezier(0.4, 0, 0.2, 1);
  max-width: 90%;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.08);
}
.toast.success { background: rgba(16, 185, 129, 0.95); border-color: rgba(255,255,255,0.15); }
.toast.error { background: rgba(239, 68, 68, 0.95); border-color: rgba(255,255,255,0.15); }
.toast.warning { background: rgba(245, 158, 11, 0.95); border-color: rgba(255,255,255,0.15); }
@keyframes toastIn {
  from { opacity: 0; transform: translate(-50%, -10px); }
  to { opacity: 1; transform: translate(-50%, 0); }
}

/* =========================================================
   详情列表
   ========================================================= */
.detail-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px 20px;
}
.detail-item { display: flex; flex-direction: column; gap: 3px; }
.detail-item .label {
  font-size: 11px;
  color: var(--text-4);
}
.detail-item .value {
  font-size: 13px;
  color: var(--text-1);
  font-weight: 500;
  word-break: break-all;
}
.detail-item.full { grid-column: 1 / -1; }

/* =========================================================
   文件上传
   ========================================================= */
.upload-area {
  border: 2px dashed var(--border-strong);
  border-radius: var(--radius-md);
  padding: 32px 20px;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition);
  background: var(--bg-muted);
}
.upload-area:hover, .upload-area.dragover {
  border-color: var(--primary);
  background: var(--primary-50);
}
.upload-area .upload-icon {
  width: 40px; height: 40px;
  margin: 0 auto 10px;
  color: var(--primary);
}
.upload-area .upload-hint { font-size: 12px; color: var(--text-3); margin-top: 6px; }
.upload-area .upload-title { font-size: 14px; font-weight: 500; color: var(--text-1); }

/* =========================================================
   响应式
   ========================================================= */
@media (max-width: 960px) {
  .sidebar {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 100;
    height: 100%;
    box-shadow: var(--shadow-xl);
    transform: translateX(0);
    transition: transform var(--transition);
  }
  .sidebar.collapsed { transform: translateX(-100%); width: var(--sidebar-width); }
  .sidebar.collapsed .sidebar-brand-text,
  .sidebar.collapsed .menu-item-label,
  .sidebar.collapsed .user-info { display: block; }
  .sidebar.collapsed .menu-item { justify-content: flex-start; padding: 8px 10px; }

  /* 表格与工具栏适配 */
  .table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .table { min-width: 720px; }
  .table-toolbar {
    flex-wrap: wrap;
    gap: 8px;
  }
  .table-toolbar .search-box,
  .table-toolbar .select-box,
  .table-toolbar .form-input,
  .table-toolbar .date-box {
    flex: 1 1 180px;
    min-width: 140px;
    max-width: none;
  }
  .table-toolbar .btn {
    flex: 0 0 auto;
  }

  .detail-grid { grid-template-columns: repeat(2, 1fr); }
  .form-grid-2 {
    grid-template-columns: auto 1fr;
  }
  .form-grid-2 .form-label { text-align: left; }

  /* 标签页适配 */
  .tab-bar { height: 38px; padding: 0 8px; }
  .tab-item { padding: 5px 8px; font-size: 11px; }
  .tab-item-label { max-width: 80px; }
}
@media (max-width: 720px) {
  .stat-grid { grid-template-columns: 1fr 1fr; }
  .stat-value { font-size: 20px; }
  .detail-grid { grid-template-columns: 1fr; }
  .topbar-user { display: none; }
  .page-container { padding: 10px; }
  .table { min-width: 640px; }
  .form-row { grid-template-columns: 1fr; }
  .form-horizontal .form-row-h { grid-template-columns: 1fr; gap: 4px; }
  .form-horizontal .form-label { text-align: left; }

  /* 卡片间距压缩 */
  .card { padding: 12px; }
  .card-header { flex-direction: column; align-items: flex-start; gap: 8px; }

  /* 按钮组自动换行 */
  .action-group {
    flex-wrap: wrap;
    gap: 6px;
  }
  .action-btn {
    flex: 1 1 auto;
    justify-content: center;
    min-width: 72px;
  }

  /* 分页器适配 */
  .table-pager {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
}
@media (max-width: 480px) {
  .stat-grid { grid-template-columns: 1fr; }
  .filter-body .search-box { max-width: none; width: 100%; }
  .filter-body .select-box,
  .filter-body .form-input,
  .filter-body .date-box { width: 100%; }
  .table { min-width: 560px; }
  .topbar { padding: 0 10px; }
  .topbar-title { font-size: 14px; }
  .menu-toggle { width: 28px; height: 28px; }
}


/* Mock 模式提示条 */
#mockBanner {
  margin: 12px 16px 0 16px !important;
  padding: 10px 14px !important;
  background: #fffbeb !important;
  border: 1px solid #f59e0b !important;
  border-radius: var(--radius-md) !important;
  font-size: 12px !important;
  color: #92400e !important;
  line-height: 1.5 !important;
}
#mockBanner span:last-child {
  background: #f59e0b !important;
  color: #fff !important;
  padding: 2px 10px !important;
  border-radius: 999px !important;
  font-size: 11px !important;
  font-weight: 600 !important;
}


/* 当筛选栏嵌入表格卡片时，去除多余边框 */
.table-wrap > .filter-bar {
  border: none;
  border-bottom: 1px solid var(--border);
  border-radius: 0;
  margin-bottom: 0;
  box-shadow: none;
}

/* =========================================================
   科技感图表样式 (Tech Chart)
   ========================================================= */
.tech-chart-container {
  background: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
  border-radius: 16px;
  padding: 24px;
  border: 1px solid rgba(96, 165, 250, 0.2);
  box-shadow: 
    0 4px 30px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.tech-chart-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(96, 165, 250, 0.15);
}

.tech-chart-title {
  font-size: 18px;
  font-weight: 700;
  color: #F1F5F9;
  display: flex;
  align-items: center;
  gap: 10px;
  letter-spacing: 0.5px;
}

.tech-chart-stats {
  display: flex;
  gap: 24px;
}

.tech-chart-stats .stat-item {
  font-size: 14px;
  color: #94A3B8;
  display: flex;
  align-items: center;
  gap: 6px;
}

.tech-chart-stats .stat-item strong {
  color: #60A5FA;
  font-family: 'SF Mono', 'Monaco', 'Consolas', monospace;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.tech-chart-wrapper {
  position: relative;
  height: 300px;
  margin-bottom: 16px;
}

.tech-chart {
  width: 100%;
  height: 100%;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  shape-rendering: crispEdges;
}

.tech-chart .grid-line {
  stroke: rgba(96, 165, 250, 0.1);
  stroke-width: 1;
  stroke-dasharray: 4 6;
}

.tech-chart .y-labels {
  pointer-events: none;
}

.tech-chart .y-label {
  fill: #94A3B8;
  font-size: 12px;
  font-family: 'SF Mono', 'Monaco', 'Consolas', monospace;
  text-anchor: end;
  font-weight: 500;
  letter-spacing: 0.3px;
}

.tech-chart .x-labels {
  pointer-events: none;
}

.tech-chart .x-label {
  fill: #94A3B8;
  font-size: 12px;
  text-anchor: middle;
  font-weight: 500;
  letter-spacing: 0.3px;
}

.tech-chart .chart-area {
  opacity: 0.7;
}

.tech-chart .chart-line {
  stroke-linecap: round;
  stroke-linejoin: round;
}

.tech-chart .data-point-bg {
  fill: rgba(96, 165, 250, 0.15);
  transition: r 0.2s ease;
}

.tech-chart .data-point {
  fill: #FFFFFF;
  stroke: #60A5FA;
  stroke-width: 2.5;
  transition: all 0.2s ease;
}

.tech-chart .data-point-group:hover .data-point-bg {
  r: 8;
  fill: rgba(96, 165, 250, 0.25);
}

.tech-chart .data-point-group:hover .data-point {
  fill: #60A5FA;
  stroke: #93C5FD;
  stroke-width: 3;
}

.tech-chart .vertical-line {
  stroke: rgba(96, 165, 250, 0.2);
  stroke-width: 1;
  stroke-dasharray: 3 5;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.tech-chart .data-point-group:hover .vertical-line {
  opacity: 1;
}

.tech-chart-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 16px;
  border-top: 1px solid rgba(96, 165, 250, 0.15);
}

.tech-chart-footer .legend {
  display: flex;
  gap: 16px;
}

.tech-chart-footer .legend-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: #94A3B8;
  font-weight: 500;
}

.tech-chart-footer .legend-dot {
  width: 12px;
  height: 12px;
  background: linear-gradient(135deg, #60A5FA, #3B82F6);
  border-radius: 50%;
  box-shadow: 0 0 10px rgba(96, 165, 250, 0.6);
}

.tech-chart-footer .time-range {
  font-size: 13px;
  color: #64748B;
}

.chart-tooltip {
  position: absolute;
  display: none;
  background: rgba(15, 23, 42, 0.98);
  border: 1px solid rgba(96, 165, 250, 0.5);
  border-radius: 10px;
  padding: 12px 16px;
  font-size: 13px;
  color: #F1F5F9;
  pointer-events: none;
  z-index: 100;
  backdrop-filter: blur(12px);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.5);
}

.chart-tooltip.show {
  display: block;
}

/* 规则管理 - 总开关竖排卡片 */
.master-switch-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.master-switch-card {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-surface);
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
}

.master-switch-card:hover {
  border-color: var(--primary);
  background: var(--bg-hover);
}

.master-switch-main {
  flex: 1;
  min-width: 0;
}

.master-switch-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-1);
  margin-bottom: 4px;
}

.master-switch-desc {
  font-size: 12px;
  color: var(--text-3);
  line-height: 1.5;
}

.master-switch-card input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  flex-shrink: 0;
  cursor: pointer;
}

/* =========================================================
   三维图纸查看器
   ========================================================= */
.viewer-fullscreen {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  z-index: 1000;
  background: #1a1a2e;
  display: flex;
  flex-direction: column;
}

.viewer-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 20px;
  background: rgba(0,0,0,0.6);
  color: #e2e8f0;
  flex-shrink: 0;
}

.viewer-title {
  font-size: 15px;
  font-weight: 600;
}

.viewer-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.viewer-hint {
  font-size: 12px;
  color: #94a3b8;
}

.viewer-actions .btn {
  color: #e2e8f0;
  border-color: rgba(255,255,255,0.2);
}

.viewer-actions .btn:hover {
  background: rgba(255,255,255,0.1);
}

.viewer-frame-wrap {
  flex: 1;
  overflow: hidden;
}

.table-empty {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-3);
  font-size: 14px;
}