/* ==================================================================
   启点GEO+ 平台主样式（对齐 GEO海报视觉系统）
   设计要点：紫青粉三色 / 渐变 / 玻璃态 / 浮动光球 / 网格背景 / 深阴影 / 动效
   ================================================================== */

:root {
  /* ---- 色彩系统（对齐海报 :root）---- */
  --bg: #f4f6fc;
  --bg-2: #eaeefb;
  --panel: rgba(255, 255, 255, .78);
  --panel-strong: rgba(255, 255, 255, .96);
  --border: rgba(13, 16, 36, .10);
  --border-strong: rgba(13, 16, 36, .16);
  --text: #0d1024;
  --muted: #5a6178;
  --muted-2: #8a90a8;

  --c1: #7c3aff;   /* 紫 - 主色 */
  --c2: #06b6d4;   /* 青 - 副色 */
  --c3: #ff2e88;   /* 粉 - 强调 */

  --glow: 0 10px 30px -10px rgba(124, 58, 255, .45);
  --grad: linear-gradient(120deg, #7c3aff, #06b6d4 60%, #22d3ee);
  --grad-text: linear-gradient(100deg, #7c3aff, #06b6d4 50%, #ff2e88);
  --grad-c1: linear-gradient(135deg, #7c3aff, #5b21b6);
  --grad-c2: linear-gradient(135deg, #06b6d4, #0e7490);
  --grad-c3: linear-gradient(135deg, #ff2e88, #be185d);

  --radius: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --maxw: 1180px;

  --card-bg: #ffffff;
  --card-shadow: 0 30px 70px -36px rgba(13, 16, 36, .35);
  --card-shadow-hover: 0 30px 60px -28px rgba(124, 92, 255, .35);
  --field-bg: rgba(13, 16, 36, .04);
  --grid-line: rgba(13, 16, 36, .05);
  --header-bg: rgba(255, 255, 255, .72);
  --sidebar-bg: rgba(13, 16, 36, .82);
}

/* ---- 暗色模式（对齐海报 [data-theme="dark"]）---- */
[data-theme="dark"] {
  --bg: #05060c;
  --bg-2: #0a0c16;
  --panel: rgba(255, 255, 255, .045);
  --panel-strong: rgba(255, 255, 255, .075);
  --border: rgba(255, 255, 255, .12);
  --border-strong: rgba(255, 255, 255, .22);
  --text: #f0f2fa;
  --muted: #b0b6ce;
  --muted-2: #7a82a0;

  --card-bg: #0d1020;
  --card-shadow: 0 30px 70px -36px rgba(0, 0, 0, .85);
  --card-shadow-hover: 0 30px 60px -28px rgba(124, 92, 255, .55);
  --field-bg: rgba(255, 255, 255, .06);
  --grid-line: rgba(255, 255, 255, .06);
  --header-bg: rgba(5, 6, 12, .68);
  --sidebar-bg: #07090f;
  --glow: 0 10px 30px -10px rgba(124, 58, 255, .55);
}

/* 暗色模式：图表网格 + 侧边栏亮度 + 对比度细化 */
[data-theme="dark"] body { background: #05060c; }
[data-theme="dark"] .sidebar { background: #07090f; border-right-color: rgba(255,255,255,.06); }
[data-theme="dark"] .nav-link { color: #a8aec8; }
[data-theme="dark"] .nav-link:hover {
  background: rgba(124, 92, 255, .12);
  color: #fff;
}
[data-theme="dark"] .nav-link.active {
  background: linear-gradient(90deg, rgba(124,58,255,.32), rgba(6,182,212,.16) 70%, transparent);
  color: #fff;
  box-shadow: inset 0 0 28px -8px rgba(124,58,255,.55);
}
[data-theme="dark"] .chat-bubble.agent {
  background: rgba(255,255,255,.06);
  border-color: rgba(255,255,255,.14);
}
[data-theme="dark"] .chat-bubble.tool {
  background: rgba(245,158,11,.10);
  color: #fbbf24;
  border-color: rgba(245,158,11,.35);
}
[data-theme="dark"] .table th { color: #b0b6ce; }
[data-theme="dark"] .table tr:hover td { background: rgba(255,255,255,.04); }
[data-theme="dark"] .dag-node {
  background: rgba(255,255,255,.04);
  border-color: rgba(255,255,255,.18);
}
[data-theme="dark"] .modal-mask { background: rgba(0,0,0,.7); }
[data-theme="dark"] .kpi { box-shadow: 0 24px 60px -36px rgba(0,0,0,.7); }
[data-theme="dark"] .progress-bar { background: rgba(255,255,255,.06); }
/* 暗色：海报式卡片高亮 */
[data-theme="dark"] .card::after,
[data-theme="dark"] .kpi::after {
  background: radial-gradient(circle, rgba(124,92,255,.20), transparent 70%);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC",
               "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  transition: background .3s, color .3s;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; }

/* ============ 背景装饰（对齐海报 .bg-deco + .grid-overlay + .orb） ============ */
.bg-deco {
  position: fixed; inset: 0; z-index: 0;
  pointer-events: none; overflow: hidden;
}
.bg-deco::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(820px 620px at 8% -8%, rgba(124,58,255,.30), transparent 60%),
    radial-gradient(760px 560px at 98% 4%, rgba(6,182,212,.24), transparent 55%),
    radial-gradient(720px 520px at 55% 105%, rgba(255,46,136,.20), transparent 60%);
}
.grid-overlay {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: radial-gradient(circle at 50% 30%, #000 0%, transparent 78%);
  -webkit-mask-image: radial-gradient(circle at 50% 30%, #000 0%, transparent 78%);
  opacity: .5;
}
.orb {
  position: fixed; border-radius: 50%;
  filter: blur(60px); opacity: .55;
  z-index: 0; pointer-events: none;
  animation: float 14s ease-in-out infinite;
}
.orb.a { width: 340px; height: 340px;
  background: radial-gradient(circle, #7c5cff, transparent 70%);
  top: 8%; left: -60px; }
.orb.b { width: 300px; height: 300px;
  background: radial-gradient(circle, #22d3ee, transparent 70%);
  top: 55%; right: -40px; animation-delay: -5s; }
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-30px); }
}

/* ============ 布局（base.html 重构配套）============ */
.app-shell {
  display: flex; min-height: 100vh;
  position: relative; z-index: 1;
}
.sidebar {
  position: sticky; top: 0;
  height: 100vh;
  display: flex; flex-direction: column;
  background: var(--sidebar-bg);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-right: 1px solid var(--border);
  color: #cdd2e4;
  flex-shrink: 0;
  z-index: 40;
}
.sidebar-brand {
  padding: 18px 20px;
  border-bottom: 1px solid rgba(255,255,255,.06);
  display: flex; align-items: center; gap: 11px;
}
.brand-mark {
  width: 36px; height: 36px;
  border-radius: 11px;
  background: var(--grad);
  display: grid; place-items: center;
  box-shadow: var(--glow);
  font-size: 17px; font-weight: 900;
  color: #05060c;
}
.brand-name { font-weight: 800; color: #fff; font-size: 17px; letter-spacing: .5px; }
.brand-sub { font-size: 9px; color: #8a90a8; font-weight: 600;
             letter-spacing: 1.6px; display: block; margin-top: 1px; }

.nav-link {
  display: flex; align-items: center; gap: 12px;
  padding: 11px 20px;
  font-size: 13.5px;
  color: #cdd2e4;
  border-left: 3px solid transparent;
  transition: all .2s;
}
.nav-link:hover {
  background: rgba(255,255,255,.05);
  color: #fff;
}
.nav-link.active {
  background: linear-gradient(90deg, rgba(124,58,255,.28), rgba(6,182,212,.12) 70%, transparent);
  border-left-color: var(--c1);
  color: #fff;
  box-shadow: inset 0 0 24px -8px rgba(124,58,255,.35);
}
.nav-link svg { width: 18px; height: 18px; flex-shrink: 0; }

/* 侧边栏角标（画像审核待办数） */
.nav-badge {
  margin-left: auto;
  min-width: 18px; height: 18px; padding: 0 5px;
  border-radius: 999px;
  background: linear-gradient(135deg, #ef4444, #f97316);
  color: #fff;
  font-size: 10px; font-weight: 700;
  display: inline-flex; align-items: center; justify-content: center;
  line-height: 1;
  box-shadow: 0 2px 8px rgba(239,68,68,.5);
}

.sidebar-foot {
  margin-top: auto;
  padding: 12px 20px;
  border-top: 1px solid rgba(255,255,255,.06);
  font-size: 11px;
  color: #6a7088;
}

.main-area {
  flex: 1; min-width: 0;
  display: flex; flex-direction: column;
}
.topbar {
  position: sticky; top: 0; z-index: 30;
  background: var(--header-bg);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid var(--border);
  padding: 12px 24px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px;
}
.topbar h1 {
  font-size: 17px; font-weight: 800;
  color: var(--text); letter-spacing: -.2px;
}
.topbar .page-desc { font-size: 12px; color: var(--muted); margin-top: 1px; }
.topbar-actions { display: flex; align-items: center; gap: 10px; }

main {
  flex: 1; overflow: auto;
  padding: 24px;
}

/* ============ 卡片（对齐海报 .card + .core-card 深阴影 + 玻璃态）============ */
.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--card-shadow);
  transition: transform .3s, box-shadow .3s, border-color .3s;
  position: relative;
}
.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--card-shadow-hover);
  border-color: var(--border-strong);
}
.card-title {
  font-weight: 700; font-size: 15px;
  color: var(--text); margin-bottom: 6px;
  letter-spacing: -.1px;
}

/* 渐变标题 */
.gradient-text, .grad-text {
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ============ KPI 卡片（升级海报风格）============ */
.kpi {
  background: var(--card-bg);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--card-shadow);
  transition: transform .3s, box-shadow .3s;
}
.kpi::before {
  content: ""; position: absolute;
  top: 0; left: 0;
  width: 4px; height: 100%;
  background: var(--grad);
}
.kpi::after {
  content: ""; position: absolute;
  top: -40px; right: -40px;
  width: 120px; height: 120px;
  background: radial-gradient(circle, rgba(124,92,255,.16), transparent 70%);
  pointer-events: none;
}
.kpi:hover {
  transform: translateY(-3px);
  box-shadow: 0 24px 50px -28px rgba(124,92,255,.4);
}
.kpi .label { font-size: 12px; color: var(--muted); letter-spacing: .5px; }
.kpi .value {
  font-size: 28px; font-weight: 800;
  color: var(--text); margin-top: 6px;
  letter-spacing: -.5px;
  line-height: 1.1;
}
.kpi .delta { font-size: 11px; margin-top: 6px; font-weight: 600; }
.kpi .delta.up { color: #0aa46a; }
.kpi .delta.down { color: #dc2626; }

/* ============ 标签 Tag ============ */
.tag {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 3px 10px;
  font-size: 11px; font-weight: 600;
  border-radius: 999px;
  background: var(--field-bg);
  color: var(--muted);
  border: 1px solid var(--border);
  white-space: nowrap;
}
.tag-purple { background: rgba(124,92,255,.10); color: var(--c1);
              border-color: rgba(124,92,255,.30); }
.tag-cyan   { background: rgba(6,182,212,.10); color: #0e7d97;
              border-color: rgba(6,182,212,.30); }
.tag-green  { background: rgba(10,164,106,.10); color: #0aa46a;
              border-color: rgba(10,164,106,.30); }
.tag-red    { background: rgba(220,38,38,.10); color: #dc2626;
              border-color: rgba(220,38,38,.30); }
.tag-amber  { background: rgba(245,158,11,.10); color: #b45309;
              border-color: rgba(245,158,11,.30); }
.tag-pink   { background: rgba(255,46,136,.10); color: var(--c3);
              border-color: rgba(255,46,136,.30); }

/* ============ 按钮（对齐海报 .btn 胶囊 + 渐变 + 上浮）============ */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 999px;
  font-weight: 600; font-size: 13.5px;
  cursor: pointer;
  border: 1px solid transparent;
  white-space: nowrap;
  transition: transform .2s, box-shadow .2s, background .2s, border-color .2s;
}
.btn-primary {
  background: var(--grad);
  color: #fff;
  box-shadow: 0 10px 30px -10px rgba(124,58,255,.7);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 40px -12px rgba(124,92,255,.85);
}
.btn-primary:active { transform: translateY(0); }
.btn-outline {
  background: var(--panel);
  border-color: var(--border);
  color: var(--text);
}
.btn-outline:hover {
  border-color: var(--border-strong);
  background: var(--panel-strong);
  color: var(--c1);
}
.btn-ghost {
  background: transparent;
  color: var(--muted);
}
.btn-ghost:hover { background: var(--field-bg); color: var(--text); }
.btn-sm { padding: 5px 12px; font-size: 12px; }
.btn-lg { padding: 13px 24px; font-size: 15px; }
.btn:disabled { opacity: .5; cursor: not-allowed; transform: none !important; }

/* ============ 表单 ============ */
.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 9px 13px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-family: inherit;
  background: var(--card-bg);
  color: var(--text);
  transition: border-color .15s, box-shadow .15s;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--c1);
  box-shadow: 0 0 0 3px rgba(124,58,255,.12);
}
.form-textarea { resize: vertical; min-height: 80px; }
.form-label {
  font-size: 12px; color: var(--muted);
  margin-bottom: 5px; display: block;
  font-weight: 600; letter-spacing: .3px;
}

/* ============ 表格 ============ */
.table {
  width: 100%; border-collapse: collapse;
  font-size: 13px;
}
.table th {
  text-align: left;
  padding: 11px 14px;
  background: var(--field-bg);
  color: var(--muted);
  font-weight: 600;
  border-bottom: 1px solid var(--border);
  letter-spacing: .5px;
  font-size: 12px;
}
.table td {
  padding: 11px 14px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
}
.table tr:hover td { background: var(--field-bg); }

/* ============ 模态框 ============ */
.modal-mask {
  position: fixed; inset: 0;
  background: rgba(13, 16, 36, .55);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex; align-items: center; justify-content: center;
  z-index: 60;
  padding: 20px;
  animation: fadeIn .2s ease;
}
.modal-card {
  background: var(--card-bg);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  overflow: auto;
  padding: 26px;
  box-shadow: 0 30px 80px -20px rgba(13,16,36,.45);
  animation: scaleIn .25s ease;
}
.modal-title {
  font-size: 19px; font-weight: 800;
  color: var(--text);
  margin-bottom: 18px;
  letter-spacing: -.2px;
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes scaleIn {
  from { opacity: 0; transform: translateY(12px) scale(.98); }
  to   { opacity: 1; transform: none; }
}

/* ============ 聊天气泡 ============ */
.chat-bubble {
  max-width: 72%;
  padding: 11px 15px;
  border-radius: 16px;
  font-size: 14px;
  line-height: 1.55;
  word-wrap: break-word;
}
.chat-bubble.user {
  background: var(--grad);
  color: #fff;
  align-self: flex-end;
  border-bottom-right-radius: 5px;
  box-shadow: 0 8px 20px -8px rgba(124,58,255,.5);
}
.chat-bubble.agent {
  background: var(--field-bg);
  color: var(--text);
  align-self: flex-start;
  border-bottom-left-radius: 5px;
  border: 1px solid var(--border);
}
.chat-bubble.tool {
  background: rgba(245,158,11,.08);
  color: #b45309;
  font-size: 12px;
  font-family: "SF Mono", "Consolas", monospace;
  border: 1px dashed rgba(245,158,11,.3);
  border-radius: 10px;
  align-self: flex-start;
}

/* ============ Toast ============ */
.toast-item {
  background: var(--card-bg);
  color: var(--text);
  border: 1px solid var(--border-strong);
  padding: 12px 18px;
  border-radius: 12px;
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 10px;
  box-shadow: 0 16px 40px -12px rgba(13,16,36,.4);
  animation: slideIn .25s ease;
  display: flex; align-items: center; gap: 8px;
}
.toast-item.success {
  background: linear-gradient(135deg, rgba(10,164,106,.96), rgba(5,150,105,.96));
  color: #fff; border-color: transparent;
}
.toast-item.error {
  background: linear-gradient(135deg, rgba(220,38,38,.96), rgba(190,24,93,.96));
  color: #fff; border-color: transparent;
}
.toast-item.info {
  background: linear-gradient(135deg, var(--c1), var(--c2));
  color: #fff; border-color: transparent;
}
@keyframes slideIn {
  from { transform: translateX(20px); opacity: 0; }
  to   { transform: translateX(0); opacity: 1; }
}

/* ============ 进度条 ============ */
.progress-bar {
  height: 8px;
  background: var(--field-bg);
  border-radius: 4px;
  overflow: hidden;
  border: 1px solid var(--border);
}
.progress-bar-fill {
  height: 100%;
  background: var(--grad);
  border-radius: 4px;
  transition: width .5s ease;
  position: relative;
}
.progress-bar-fill::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.3), transparent);
  animation: shimmer 2s infinite;
}
@keyframes shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

/* ============ DAG 节点 ============ */
.dag-node {
  display: inline-block;
  padding: 8px 14px;
  margin: 4px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  position: relative;
  transition: all .2s;
}
.dag-node.success {
  border-color: rgba(10,164,106,.5);
  background: rgba(10,164,106,.10);
  color: #0aa46a;
}
.dag-node.failed {
  border-color: rgba(220,38,38,.5);
  background: rgba(220,38,38,.10);
  color: #dc2626;
}
.dag-node.running {
  border-color: rgba(245,158,11,.5);
  background: rgba(245,158,11,.10);
  color: #b45309;
  animation: pulse 2s infinite;
}
.dag-node.pending { color: var(--muted); }
.dag-arrow { color: var(--muted-2); margin: 0 4px; }

/* 在线脉冲（对齐海报 .pill .dot）*/
.pulse-dot {
  display: inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--c2);
  box-shadow: 0 0 12px var(--c2);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .35; }
}

/* ============ 地图 ============ */
#map {
  height: 480px;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border-strong);
  box-shadow: var(--card-shadow);
}

/* ============ 滚动条 ============ */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: var(--border-strong);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover { background: var(--muted-2); }

/* ============ 主题切换按钮 ============ */
.theme-toggle {
  position: relative;
  width: 40px; height: 40px;
  border-radius: 11px;
  background: var(--panel);
  border: 1px solid var(--border);
  color: var(--text);
  cursor: pointer;
  display: grid; place-items: center;
  transition: border-color .2s, background .2s;
}
.theme-toggle:hover {
  border-color: var(--border-strong);
  background: var(--panel-strong);
}
.theme-toggle svg {
  position: absolute;
  top: 50%; left: 50%;
  width: 18px; height: 18px;
  margin: -9px 0 0 -9px;
  stroke: currentColor; fill: none;
  stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round;
  transition: opacity .25s, transform .25s;
}
.theme-toggle .i-sun { opacity: 1; transform: none; }
.theme-toggle .i-moon { opacity: 0; transform: rotate(-90deg) scale(.5); }
[data-theme="dark"] .theme-toggle .i-sun { opacity: 0; transform: rotate(90deg) scale(.5); }
[data-theme="dark"] .theme-toggle .i-moon { opacity: 1; transform: none; }

/* ============ 响应式适配 ============ */
.menu-toggle {
  display: none;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  width: 40px; height: 40px;
  font-size: 20px;
  cursor: pointer;
}
.sidebar-backdrop {
  display: none;
  position: fixed; inset: 0;
  background: rgba(13,16,36,.5);
  backdrop-filter: blur(4px);
  z-index: 39;
}

@media (max-width: 1024px) {
  .sidebar {
    position: fixed; top: 0; left: 0;
    transform: translateX(-100%);
    transition: transform .3s ease;
    z-index: 50;
    width: 240px;
  }
  .sidebar.open { transform: translateX(0); }
  .sidebar.open ~ .sidebar-backdrop { display: block; }
  .menu-toggle { display: grid; place-items: center; }
  main { padding: 16px; }
  .topbar { padding: 10px 16px; }
}

@media (max-width: 640px) {
  .topbar h1 { font-size: 15px; }
  .topbar .page-desc { display: none; }
  .kpi .value { font-size: 22px; }
  .btn { padding: 9px 14px; font-size: 12.5px; }
  main { padding: 12px; }
}

/* ============ 实用工具类 ============ */
.text-muted { color: var(--muted); }
.text-muted-2 { color: var(--muted-2); }
.text-c1 { color: var(--c1); }
.text-c2 { color: var(--c2); }
.text-c3 { color: var(--c3); }
.bg-panel { background: var(--panel); }
.rounded-pill { border-radius: 999px; }

/* Tailwind 暗色模式覆盖（关键：覆盖原 tailwind 的 bg-white/text-slate 等）*/
[data-theme="dark"] .bg-white { background: var(--card-bg) !important; }
[data-theme="dark"] .bg-slate-50 { background: var(--bg) !important; }
[data-theme="dark"] .bg-slate-100 { background: var(--field-bg) !important; }
[data-theme="dark"] .bg-slate-900 { background: var(--sidebar-bg) !important; }
[data-theme="dark"] .text-slate-800,
[data-theme="dark"] .text-slate-900 { color: var(--text) !important; }
[data-theme="dark"] .text-slate-600,
[data-theme="dark"] .text-slate-700 { color: var(--muted) !important; }
[data-theme="dark"] .text-slate-500,
[data-theme="dark"] .text-slate-400 { color: var(--muted-2) !important; }
[data-theme="dark"] .border-slate-200,
[data-theme="dark"] .border-slate-300 { border-color: var(--border) !important; }

/* ==================================================================
   第二阶段细化：暗色模式微调 + 布局优化
   ================================================================== */

/* ---- 暗色模式：卡片背景层级强化 + Tag 文字提亮 + 表单/Hero 强化 ---- */
[data-theme="dark"] .card {
  background: linear-gradient(160deg, #11142a 0%, #0a0c1c 100%);
  border-color: rgba(124, 92, 255, .18);
  box-shadow: 0 30px 70px -36px rgba(0,0,0,.85),
              inset 0 1px 0 0 rgba(255,255,255,.04);
}
[data-theme="dark"] .card:hover {
  border-color: rgba(124, 92, 255, .40);
  box-shadow: 0 36px 80px -30px rgba(124,92,255,.45),
              inset 0 1px 0 0 rgba(255,255,255,.06);
}
[data-theme="dark"] .kpi {
  background: linear-gradient(160deg, #13162c 0%, #0c0e20 100%);
  border-color: rgba(6, 182, 212, .22);
}
[data-theme="dark"] .kpi:hover {
  box-shadow: 0 30px 70px -28px rgba(124,92,255,.65),
              inset 0 1px 0 0 rgba(255,255,255,.06);
}

/* Tag 在暗色下文字提亮（紫青粉三色提升饱和度+亮度） */
[data-theme="dark"] .tag-purple {
  background: rgba(124, 92, 255, .16);
  color: #b599ff;
  border-color: rgba(124, 92, 255, .42);
}
[data-theme="dark"] .tag-cyan {
  background: rgba(6, 182, 212, .16);
  color: #5fd8ee;
  border-color: rgba(6, 182, 212, .42);
}
[data-theme="dark"] .tag-pink {
  background: rgba(255, 46, 136, .16);
  color: #ff7ab2;
  border-color: rgba(255, 46, 136, .42);
}
[data-theme="dark"] .tag-green {
  background: rgba(10, 164, 106, .16);
  color: #4ed09a;
  border-color: rgba(10, 164, 106, .42);
}
[data-theme="dark"] .tag-red {
  background: rgba(220, 38, 38, .18);
  color: #ff8080;
  border-color: rgba(220, 38, 38, .42);
}
[data-theme="dark"] .tag-amber {
  background: rgba(245, 158, 11, .18);
  color: #ffc877;
  border-color: rgba(245, 158, 11, .42);
}
[data-theme="dark"] .tag {
  background: rgba(255,255,255,.07);
  color: var(--muted);
  border-color: rgba(255,255,255,.18);
}

/* 表单控件在暗色下显式背景，防止透出 body */
[data-theme="dark"] .form-input,
[data-theme="dark"] .form-select,
[data-theme="dark"] .form-textarea {
  background: rgba(255, 255, 255, .04);
  border-color: rgba(255, 255, 255, .18);
  color: var(--text);
}
[data-theme="dark"] .form-input::placeholder,
[data-theme="dark"] .form-textarea::placeholder { color: var(--muted-2); }
[data-theme="dark"] .form-input:focus,
[data-theme="dark"] .form-select:focus,
[data-theme="dark"] .form-textarea:focus {
  border-color: var(--c1);
  background: rgba(255, 255, 255, .06);
  box-shadow: 0 0 0 3px rgba(124,58,255,.22);
}

/* 按钮在暗色下强化 */
[data-theme="dark"] .btn-outline {
  background: rgba(255, 255, 255, .04);
  border-color: rgba(255, 255, 255, .20);
  color: var(--text);
}
[data-theme="dark"] .btn-outline:hover {
  border-color: rgba(124, 92, 255, .55);
  background: rgba(124, 92, 255, .14);
  color: #b599ff;
}
[data-theme="dark"] .btn-ghost:hover {
  background: rgba(255,255,255,.06);
  color: #fff;
}

/* 表格 th 提亮，行距更舒展 */
[data-theme="dark"] .table th {
  color: #c8cee4;
  background: rgba(255, 255, 255, .04);
  border-bottom-color: rgba(255, 255, 255, .14);
}
[data-theme="dark"] .table td { border-bottom-color: rgba(255, 255, 255, .06); }
[data-theme="dark"] .table tr:hover td { background: rgba(124, 92, 255, .08); }

/* Hero 横幅在暗色下强化光晕（覆盖内联渐变背景） */
[data-theme="dark"] .card[style*="linear-gradient(120deg,rgba(124,58,255,.08)"] {
  background: linear-gradient(120deg, rgba(124,58,255,.18), rgba(6,182,212,.14) 60%, rgba(255,46,136,.05)) !important;
  border-color: rgba(124, 92, 255, .28) !important;
  box-shadow: 0 20px 60px -30px rgba(124, 92, 255, .45),
              inset 0 1px 0 0 rgba(255,255,255,.05);
}

/* 模态框、Toast 在暗色下层级 */
[data-theme="dark"] .modal-card {
  background: linear-gradient(160deg, #11142a 0%, #0a0c1c 100%);
  border-color: rgba(124, 92, 255, .25);
  box-shadow: 0 40px 100px -20px rgba(0,0,0,.7);
}
[data-theme="dark"] .toast-item {
  background: linear-gradient(160deg, #13162c, #0a0c1c);
  border-color: rgba(255, 255, 255, .20);
}

/* DAG 节点在暗色下提亮 */
[data-theme="dark"] .dag-node {
  background: rgba(255, 255, 255, .05);
  border-color: rgba(255, 255, 255, .22);
}
[data-theme="dark"] .dag-node.success {
  background: rgba(10, 164, 106, .16);
  color: #4ed09a;
  border-color: rgba(10, 164, 106, .45);
}
[data-theme="dark"] .dag-node.failed {
  background: rgba(220, 38, 38, .18);
  color: #ff8080;
  border-color: rgba(220, 38, 38, .45);
}
[data-theme="dark"] .dag-node.running {
  background: rgba(245, 158, 11, .18);
  color: #ffc877;
  border-color: rgba(245, 158, 11, .45);
}

/* 聊天气泡 agent 在暗色下层级 */
[data-theme="dark"] .chat-bubble.agent {
  background: rgba(255, 255, 255, .05);
  border-color: rgba(255, 255, 255, .16);
  color: var(--text);
}

/* 滚动条在暗色下提亮 */
[data-theme="dark"] ::-webkit-scrollbar-thumb {
  background: rgba(124, 92, 255, .35);
}
[data-theme="dark"] ::-webkit-scrollbar-thumb:hover {
  background: rgba(124, 92, 255, .55);
}

/* ---- 布局微调（明暗通吃） ---- */

/* 主内容区大屏呼吸感 */
@media (min-width: 1280px) {
  main { padding: 28px 32px; }
}

/* 卡片 hover 上浮幅度加大 */
.card:hover { transform: translateY(-4px); }
.kpi:hover { transform: translateY(-4px); }

/* 卡片标题与 Hero 主标题层级分离 */
.card-title { font-size: 15.5px; letter-spacing: -.15px; }

/* 表格行距统一，密度适中 */
.table th, .table td {
  padding-top: 12px;
  padding-bottom: 12px;
}
.table th {
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: .6px;
}

/* 表单输入框聚焦时统一紫光 */
.form-input:focus, .form-select:focus, .form-textarea:focus {
  box-shadow: 0 0 0 3px rgba(124,58,255,.14);
}

/* KPI 数值字重加强 */
.kpi .value { font-weight: 850; }

/* 主按钮 hover 阴影更立体 */
.btn-primary:hover {
  box-shadow: 0 18px 44px -12px rgba(124,92,255,.9),
              0 0 0 1px rgba(255,255,255,.08) inset;
}

/* 胶囊 Tag 在 Hero 中显眼度 */
.card .tag { font-size: 11.5px; padding: 4px 12px; }

/* 移动端表格横向滚动 */
@media (max-width: 640px) {
  .table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .table { min-width: 540px; }
  .card { padding: 16px; }
  .topbar h1 { font-size: 14.5px; }
}

/* 主题切换按钮 hover 加紫光 */
.theme-toggle:hover {
  border-color: rgba(124, 92, 255, .40);
  box-shadow: 0 0 0 3px rgba(124,58,255,.10);
}

/* ==================================================================
   第三阶段：全面动效与微交互 + 图表升级 + 表单优化 + 响应式 + 视觉精修
   ================================================================== */

/* ============ 1. 按钮点击涟漪效果 ============ */
.btn { position: relative; overflow: hidden; }
.btn .ripple {
  position: absolute; border-radius: 50%;
  background: rgba(255,255,255,.5);
  transform: scale(0); animation: ripple .5s ease-out;
  pointer-events: none;
}
@keyframes ripple {
  to { transform: scale(4); opacity: 0; }
}

/* ============ 2. 导航指示器滑动动画 ============ */
.nav-link {
  position: relative;
  transition: all .25s cubic-bezier(.4,0,.2,1);
}
.nav-link::before {
  content: ""; position: absolute;
  left: 0; top: 50%;
  width: 3px; height: 0;
  background: var(--grad);
  border-radius: 2px;
  transition: height .3s ease, top .3s ease;
  transform: translateY(-50%);
}
.nav-link.active::before { height: 60%; }
.nav-link:hover::before { height: 30%; }

/* ============ 3. 卡片入场动画 ============ */
.card, .kpi {
  animation: cardIn .4s cubic-bezier(.4,0,.2,1) both;
}
@keyframes cardIn {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: none; }
}
.card:nth-child(1) { animation-delay: .05s; }
.card:nth-child(2) { animation-delay: .1s; }
.card:nth-child(3) { animation-delay: .15s; }
.card:nth-child(4) { animation-delay: .2s; }

/* ============ 4. KPI 数字滚动计数 ============ */
.kpi .value {
  transition: color .3s;
}
.kpi .value.counting {
  color: var(--c1);
  text-shadow: 0 0 20px rgba(124,58,255,.3);
}

/* ============ 5. 加载骨架屏 ============ */
.skeleton {
  background: linear-gradient(90deg,
    var(--field-bg) 25%,
    rgba(124,92,255,.08) 37%,
    var(--field-bg) 63%);
  background-size: 400% 100%;
  animation: skeleton 1.4s ease infinite;
  border-radius: 8px;
}
@keyframes skeleton {
  0%   { background-position: 100% 50%; }
  100% { background-position: 0 50%; }
}

/* ============ 6. 表单增强 ============ */
.form-input, .form-select, .form-textarea {
  transition: border-color .2s, box-shadow .2s, background .2s;
}
.form-input:valid:not(:placeholder-shown),
.form-textarea:valid:not(:placeholder-shown) {
  border-color: rgba(10,164,106,.40);
}
.form-input:invalid:not(:placeholder-shown),
.form-textarea:invalid:not(:placeholder-shown) {
  border-color: rgba(220,38,38,.50);
  box-shadow: 0 0 0 3px rgba(220,38,38,.10);
}
.form-hint {
  font-size: 11px; margin-top: 4px;
  color: var(--muted-2);
}
.form-hint.error { color: #dc2626; }
.form-hint.success { color: #0aa46a; }
.form-counter {
  font-size: 11px; color: var(--muted-2);
  text-align: right; margin-top: 4px;
}

/* ============ 7. 表格行微交互 ============ */
.table tbody tr {
  transition: background .15s;
  position: relative;
}
.table tbody tr::after {
  content: ""; position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 2px;
  background: var(--grad);
  transition: width .3s ease;
}
.table tbody tr:hover::after { width: 100%; }

/* ============ 8. 标签 hover 增强 ============ */
.tag { transition: transform .2s, box-shadow .2s; }
.tag:hover { transform: translateY(-1px); box-shadow: 0 4px 12px -4px rgba(124,58,255,.3); }

/* ============ 9. 聊天气泡入场 ============ */
.chat-bubble { animation: bubbleIn .3s cubic-bezier(.4,0,.2,1) both; }
@keyframes bubbleIn {
  from { opacity: 0; transform: translateY(8px) scale(.98); }
  to   { opacity: 1; transform: none; }
}

/* ============ 10. Hero 数据条动画 ============ */
.hero-stat {
  transition: transform .3s, background .3s;
}
.hero-stat:hover {
  transform: translateY(-4px);
  background: rgba(255,255,255,.20) !important;
}

/* ============ 11. 图表容器增强 ============ */
.chart-container {
  position: relative;
  height: 220px;
}
.chart-container canvas {
  transition: opacity .3s;
}

/* ============ 12. 侧边栏品牌 glow ============ */
.brand-mark {
  animation: brandGlow 3s ease-in-out infinite;
}
@keyframes brandGlow {
  0%, 100% { box-shadow: var(--glow); }
  50% { box-shadow: 0 10px 40px -5px rgba(124,58,255,.6), 0 0 30px rgba(6,182,212,.3); }
}

/* ============ 13. 页面切换过渡 ============ */
main { animation: pageIn .35s cubic-bezier(.4,0,.2,1); }
@keyframes pageIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: none; }
}

/* ============ 14. 移动端优化 ============ */
@media (max-width: 768px) {
  .sidebar {
    box-shadow: 0 0 40px rgba(0,0,0,.3);
  }
  .sidebar.open {
    animation: slideIn .3s cubic-bezier(.4,0,.2,1);
  }
  @keyframes slideIn {
    from { transform: translateX(-100%); }
    to { transform: translateX(0); }
  }
  .topbar { padding: 10px 14px; }
  .topbar-actions { gap: 6px; }
  .theme-toggle, .menu-toggle { width: 36px; height: 36px; }
  .card { padding: 16px; border-radius: 16px; }
  .kpi { padding: 14px 16px; }
  .kpi .value { font-size: 20px; }
  .btn { padding: 8px 14px; font-size: 12.5px; }
  .table { font-size: 12px; }
  .table th, .table td { padding: 8px 10px; }
  .hero-stat { padding: 10px 8px !important; }
  .hero-stat > div:first-child { font-size: 20px !important; }
  .hero-stat > div:last-child { font-size: 10.5px !important; }
  main { padding: 12px; }
}

/* ============ 15. 暗色模式下的额外动效适配 ============ */
[data-theme="dark"] .btn .ripple { background: rgba(255,255,255,.3); }
[data-theme="dark"] .card::before {
  content: ""; position: absolute; inset: 0;
  border-radius: inherit; pointer-events: none;
  background: radial-gradient(600px circle at var(--mx,50%) var(--my,50%),
    rgba(124,92,255,.08), transparent 40%);
  opacity: 0; transition: opacity .3s;
}
[data-theme="dark"] .card:hover::before { opacity: 1; }

/* ============ 16. 焦点可见性增强（无障碍）============ */
*:focus-visible {
  outline: 2px solid var(--c1);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ============ 17. 选择样式美化 ============ */
::selection {
  background: rgba(124,58,255,.25);
  color: var(--text);
}

/* ============ 18. 图表 Tooltip 美化 ============ */
.chartjs-tooltip {
  background: var(--card-bg) !important;
  border: 1px solid var(--border-strong) !important;
  border-radius: 12px !important;
  box-shadow: 0 16px 40px -12px rgba(13,16,36,.25) !important;
  font-size: 12px !important;
  padding: 10px 14px !important;
}

/* ============ 19. 空状态卡片 ============ */
.empty-state {
  text-align: center;
  padding: 40px 20px;
  color: var(--muted-2);
}
.empty-state .icon {
  font-size: 40px;
  opacity: .4;
  margin-bottom: 12px;
}
.empty-state .title {
  font-size: 14px;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: 6px;
}
.empty-state .desc {
  font-size: 12px;
}

/* ============ 20. 徽章 / Badge ============ */
.badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 11px; font-weight: 700;
  letter-spacing: .5px;
}
.badge-gradient {
  background: var(--grad);
  color: #fff;
  box-shadow: 0 6px 20px -6px rgba(124,58,255,.5);
}

/* ============ 21. 分隔线 ============ */
.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-strong), transparent);
  margin: 16px 0;
}

/* ============ 22. 代码块 ============ */
.code-block {
  background: var(--field-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  font-family: "SF Mono", "Consolas", monospace;
  font-size: 12px;
  line-height: 1.6;
  overflow-x: auto;
}

/* ============ 23. 步骤指示器 ============ */
.step-indicator {
  display: flex; align-items: center; gap: 8px;
}
.step-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--border-strong);
  transition: all .3s;
}
.step-dot.active {
  background: var(--grad);
  box-shadow: 0 0 12px rgba(124,58,255,.5);
  transform: scale(1.3);
}
.step-dot.completed {
  background: #0aa46a;
}
.step-line {
  flex: 1; height: 2px;
  background: var(--border);
  border-radius: 1px;
  transition: background .3s;
}
.step-line.completed { background: #0aa46a; }

/* ============ 24. 下拉菜单 ============ */
.dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  min-width: 160px;
  background: var(--card-bg);
  border: 1px solid var(--border-strong);
  border-radius: 12px;
  box-shadow: 0 20px 50px -12px rgba(13,16,36,.25);
  padding: 6px;
  z-index: 50;
  animation: dropIn .2s cubic-bezier(.4,0,.2,1);
}
@keyframes dropIn {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: none; }
}
.dropdown-item {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 13px;
  color: var(--text);
  cursor: pointer;
  transition: background .15s;
}
.dropdown-item:hover { background: var(--field-bg); }

/* ============ 25. 图片悬停放大 ============ */
.img-zoom {
  overflow: hidden;
  border-radius: var(--radius-md);
}
.img-zoom img {
  transition: transform .4s ease;
}
.img-zoom:hover img {
  transform: scale(1.05);
}

/* ============ 26. 进度条渐变增强 ============ */
.progress-bar-fill {
  background: linear-gradient(90deg, var(--c1), var(--c2));
}

/* ============ 27. 侧边栏滚动条美化 ============ */
.sidebar::-webkit-scrollbar { width: 4px; }
.sidebar::-webkit-scrollbar-thumb {
  background: rgba(255,255,255,.12);
  border-radius: 2px;
}
.sidebar::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,.22); }

/* ============ 28. 卡片背景光斑追踪 ============ */
@media (hover: hover) {
  .card { position: relative; overflow: hidden; }
  .card::before {
    content: ""; position: absolute;
    width: 300px; height: 300px;
    background: radial-gradient(circle, rgba(124,92,255,.06), transparent 70%);
    pointer-events: none;
    opacity: 0; transition: opacity .3s;
    transform: translate(-50%, -50%);
  }
  .card:hover::before { opacity: 1; }
}

/* ============ 29. Hero 标题入场 ============ */
.hero-title {
  animation: heroIn .6s cubic-bezier(.4,0,.2,1) both;
}
@keyframes heroIn {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: none; }
}

/* ============ 30. 侧边栏品牌呼吸 ============ */
.brand-sub {
  animation: subtlePulse 4s ease-in-out infinite;
}
@keyframes subtlePulse {
  0%, 100% { opacity: .6; }
  50% { opacity: 1; }
}

/* ==================================================================
   第四阶段：全局搜索 + 通知中心 + 快捷键 + 新模块样式
   ================================================================== */

/* ============ 31. 全局搜索触发按钮 ============ */
.search-trigger {
  display: flex; align-items: center; gap: 6px;
  padding: 6px 12px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--muted);
  font-size: 13px;
  cursor: pointer;
  transition: border-color .2s, background .2s, box-shadow .2s;
  min-width: 160px;
}
.search-trigger:hover {
  border-color: var(--border-strong);
  background: var(--panel-strong);
  color: var(--text);
  box-shadow: 0 0 0 3px rgba(124,58,255,.08);
}
.search-trigger-text { flex: 1; text-align: left; }
.search-kbd {
  font-size: 10px;
  padding: 2px 5px;
  background: var(--field-bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  font-family: inherit;
  color: var(--muted-2);
}

/* ============ 32. 全局搜索模态框 ============ */
.search-modal {
  position: fixed; inset: 0;
  background: rgba(0, 0, 0, .5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex; align-items: flex-start; justify-content: center;
  padding-top: 15vh;
  z-index: 100;
  animation: fadeIn .15s ease;
}
.search-container {
  width: 100%; max-width: 560px;
  background: var(--card-bg);
  border: 1px solid var(--border-strong);
  border-radius: 16px;
  box-shadow: 0 30px 80px -20px rgba(0,0,0,.4);
  overflow: hidden;
  animation: scaleIn .2s ease;
  max-height: 70vh;
  display: flex; flex-direction: column;
}
.search-input-wrap {
  display: flex; align-items: center; gap: 10px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
}
.search-input-wrap svg { color: var(--muted); flex-shrink: 0; }
.search-input {
  flex: 1; border: none; outline: none;
  font-size: 15px; font-family: inherit;
  background: transparent; color: var(--text);
}
.search-input::placeholder { color: var(--muted-2); }
.search-input-wrap kbd {
  font-size: 11px; padding: 3px 7px;
  background: var(--field-bg);
  border: 1px solid var(--border);
  border-radius: 5px;
  color: var(--muted-2);
  cursor: pointer;
  font-family: inherit;
}
.search-results {
  overflow-y: auto; max-height: 400px;
  padding: 6px;
}
.search-item {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px;
  border-radius: 10px;
  cursor: pointer;
  transition: background .15s;
  color: var(--text);
}
.search-item:hover, .search-item.selected {
  background: var(--field-bg);
}
.search-item.selected {
  background: rgba(124,58,255,.08);
  box-shadow: inset 0 0 0 1px rgba(124,58,255,.2);
}
.search-item-icon {
  font-size: 18px; width: 32px; height: 32px;
  display: grid; place-items: center;
  background: var(--field-bg);
  border-radius: 8px;
  flex-shrink: 0;
}
.search-item-content { flex: 1; min-width: 0; }
.search-item-name { font-size: 14px; font-weight: 600; }
.search-item-category { font-size: 11px; color: var(--muted); }
.search-empty {
  text-align: center; padding: 30px 20px;
  color: var(--muted-2); font-size: 13px;
}
.search-footer {
  display: flex; gap: 16px; justify-content: center;
  padding: 10px 16px;
  border-top: 1px solid var(--border);
  font-size: 11px; color: var(--muted-2);
}
.search-footer kbd {
  font-size: 10px; padding: 2px 5px;
  background: var(--field-bg);
  border: 1px solid var(--border);
  border-radius: 3px;
  margin-right: 4px;
  font-family: inherit;
}

/* ============ 33. 通知铃铛 ============ */
.notification-bell {
  position: relative;
  width: 40px; height: 40px;
  border-radius: 11px;
  background: var(--panel);
  border: 1px solid var(--border);
  color: var(--text);
  cursor: pointer;
  display: grid; place-items: center;
  transition: border-color .2s, background .2s;
}
.notification-bell:hover {
  border-color: var(--border-strong);
  background: var(--panel-strong);
}
#notification-badge {
  position: absolute; top: -4px; right: -4px;
  min-width: 18px; height: 18px;
  background: #ef4444;
  color: #fff;
  font-size: 10px; font-weight: 700;
  border-radius: 999px;
  display: flex; align-items: center; justify-content: center;
  padding: 0 4px;
  box-shadow: 0 2px 6px rgba(239,68,68,.4);
  animation: badgePulse 2s infinite;
}
@keyframes badgePulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.1); }
}

/* ============ 34. 通知面板 ============ */
.notification-panel {
  position: absolute;
  top: 56px; right: 80px;
  width: 340px;
  background: var(--card-bg);
  border: 1px solid var(--border-strong);
  border-radius: 16px;
  box-shadow: 0 20px 60px -12px rgba(0,0,0,.25);
  z-index: 50;
  animation: dropIn .2s cubic-bezier(.4,0,.2,1);
  overflow: hidden;
}
.notification-header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
}
.notification-list {
  max-height: 320px; overflow-y: auto;
  padding: 6px;
}
.notification-item {
  display: flex; align-items: flex-start; gap: 8px;
  padding: 10px 12px;
  border-radius: 10px;
  cursor: pointer;
  transition: background .15s;
}
.notification-item:hover { background: var(--field-bg); }
.notification-item.unread { background: rgba(124,58,255,.04); }
.notification-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  margin-top: 4px;
  flex-shrink: 0;
}
.notification-dot.info { background: var(--c2); }
.notification-dot.warning { background: #f59e0b; }
.notification-dot.error { background: #ef4444; }
.notification-footer {
  padding: 10px 16px;
  border-top: 1px solid var(--border);
  text-align: center;
}

/* ============ 35. 暗色模式搜索/通知适配 ============ */
[data-theme="dark"] .search-modal {
  background: rgba(0, 0, 0, .7);
}
[data-theme="dark"] .search-container {
  background: linear-gradient(160deg, #11142a 0%, #0a0c1c 100%);
  border-color: rgba(124, 92, 255, .25);
  box-shadow: 0 30px 80px -20px rgba(0,0,0,.7);
}
[data-theme="dark"] .search-item.selected {
  background: rgba(124,58,255,.15);
}
[data-theme="dark"] .notification-panel {
  background: linear-gradient(160deg, #11142a 0%, #0a0c1c 100%);
  border-color: rgba(124, 92, 255, .25);
}
[data-theme="dark"] .notification-bell {
  background: rgba(255,255,255,.04);
  border-color: rgba(255,255,255,.12);
}
[data-theme="dark"] .search-trigger {
  background: rgba(255,255,255,.04);
  border-color: rgba(255,255,255,.12);
}

/* ============ 36. 响应式搜索/通知 ============ */
@media (max-width: 640px) {
  .search-trigger-text { display: none; }
  .search-kbd { display: none; }
  .search-trigger { min-width: auto; width: 40px; height: 40px; justify-content: center; }
  .search-container { max-width: calc(100vw - 24px); }
  .notification-panel {
    position: fixed; top: auto; bottom: 0; right: 0; left: 0;
    width: 100%; border-radius: 16px 16px 0 0;
    max-height: 60vh;
  }
}

/* ==================================================================
   第五阶段：兼容性增强 + 安全区域 + 无障碍 + 打印样式
   ================================================================== */

/* ============ 37. iOS 安全区域适配 ============ */
@supports (padding: env(safe-area-inset-top)) {
  .topbar {
    padding-top: calc(12px + env(safe-area-inset-top));
  }
  .sidebar {
    padding-bottom: env(safe-area-inset-bottom);
  }
  main {
    padding-bottom: calc(24px + env(safe-area-inset-bottom));
  }
}

/* ============ 38. iOS 输入框自动缩放防止 ============ */
@supports (-webkit-touch-callout: none) {
  .form-input, .form-select, .form-textarea, .search-input {
    font-size: 16px;
  }
}

/* ============ 39. 触摸手势优化 ============ */
@media (hover: none) and (pointer: coarse) {
  /* 触摸设备按钮最小尺寸 */
  .btn, .nav-link, .notification-bell, .theme-toggle, .menu-toggle {
    min-height: 44px;
    min-width: 44px;
  }
  /* 触摸反馈 */
  .btn:active, .nav-link:active {
    transform: scale(0.97);
  }
  /* 卡片点击反馈 */
  .card:active {
    transform: scale(0.99);
  }
}

/* ============ 40. 无障碍增强 ============ */
/* 高对比度模式 */
@media (prefers-contrast: high) {
  .card { border-width: 2px; }
  .btn { border-width: 2px; }
  .tag { border-width: 2px; }
  .nav-link.active { border-left-width: 4px; }
}

/* 减少动画偏好 */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .orb { animation: none; }
  .brand-mark { animation: none; }
}

/* 屏幕阅读器专用内容 */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ============ 41. 打印样式 ============ */
@media print {
  .sidebar, .topbar, .bg-deco, .grid-overlay, .orb,
  .notification-bell, .search-trigger, .theme-toggle, .menu-toggle,
  .btn, .toast-item, .modal-mask {
    display: none !important;
  }
  .main-area {
    margin: 0; padding: 0;
  }
  main {
    padding: 0;
  }
  .card {
    box-shadow: none;
    border: 1px solid #ddd;
    break-inside: avoid;
  }
  body {
    background: #fff;
    color: #000;
    font-size: 12pt;
  }
}

/* ============ 42. 文本选择优化 ============ */
::-moz-selection {
  background: rgba(124,58,255,.25);
  color: var(--text);
}

/* ============ 43. 平滑滚动 + 滚动吸附 ============ */
@media (scroll-behavior: auto) {
  html { scroll-behavior: auto; }
}

/* ============ 44. 加载状态指示器 ============ */
.loading-spinner {
  display: inline-block;
  width: 20px; height: 20px;
  border: 2px solid var(--border);
  border-top-color: var(--c1);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}
@keyframes spin {
  to { transform: rotate(360deg); }
}

/* 页面加载状态 */
.page-loading {
  display: flex; align-items: center; justify-content: center;
  padding: 40px; color: var(--muted);
  gap: 10px; font-size: 13px;
}

/* ============ 45. 数据可视化增强 ============ */
/* 趋势箭头 */
.trend-up { color: #0aa46a; }
.trend-down { color: #dc2626; }
.trend-up::before { content: "↑ "; }
.trend-down::before { content: "↓ "; }

/* 迷你进度条 */
.mini-progress {
  display: inline-block;
  width: 60px; height: 4px;
  background: var(--field-bg);
  border-radius: 2px;
  overflow: hidden;
  vertical-align: middle;
}
.mini-progress-fill {
  height: 100%;
  background: var(--grad);
  border-radius: 2px;
  transition: width 0.3s;
}

/* ============ 46. .hidden 兜底规则 ============ */
/* 本文件 .search-modal{display:flex} 等规则与 Tailwind 的 .hidden{display:none}
   同优先级且加载在后，会把 hidden 覆盖掉，导致搜索/快捷键模态框默认展开。
   用 !important 保证带 .hidden 的元素始终隐藏（显示逻辑是移除该类，不受影响），
   同时兼顾 Tailwind CDN 加载失败的场景。 */
.hidden { display: none !important; }