/* ============ 多孔碳 MES 数据追溯平台 ============ */
:root {
  --bg: #eef2f6;
  --panel: #ffffff;
  --ink: #1e293b;
  --ink-1: #0f172a;
  --ink-2: #475569;
  --ink-3: #94a3b8;
  --line: #e2e8f0;
  --line-2: #cbd5e1;
  --accent: #2563eb;
  --accent-soft: #eff6ff;
  --teal: #0d9488;
  --ok: #16a34a;   --ok-bg: #dcfce7;
  --bad: #dc2626;  --bad-bg: #fee2e2;
  --none: #64748b; --none-bg: #e2e8f0;
  --warn: #b45309; --warn-bg: #fef3c7;
  --side: #0f172a;
  --side-ink: #cbd5e1;
  /* —— UI Designer 设计令牌增强 —— */
  --radius-sm: 6px;
  --radius: 8px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 18px;
  --shadow-sm: 0 1px 2px rgba(15,23,42,.04), 0 1px 3px rgba(15,23,42,.05);
  --shadow: 0 1px 3px rgba(15,23,42,.07), 0 1px 2px rgba(15,23,42,.04);
  --shadow-md: 0 4px 8px -2px rgba(15,23,42,.08), 0 2px 4px -2px rgba(15,23,42,.05);
  --shadow-lg: 0 12px 20px -4px rgba(15,23,42,.10), 0 4px 8px -4px rgba(15,23,42,.06);
  --shadow-xl: 0 24px 38px -8px rgba(15,23,42,.14), 0 8px 14px -6px rgba(15,23,42,.08);
  --ring: 0 0 0 3px rgba(37,99,235,.14);
  --ease: cubic-bezier(.4, 0, .2, 1);
  --ease-out: cubic-bezier(.16, 1, .3, 1);
  --ease-spring: cubic-bezier(.34, 1.56, .64, 1);
  --t-fast: 130ms var(--ease);
  --t-normal: 220ms var(--ease);
  --t-slow: 360ms var(--ease-out);
  --grad-brand: linear-gradient(135deg, #2563eb 0%, #0d9488 100%);
  --grad-accent: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
  --grad-side: linear-gradient(180deg, #0f172a 0%, #0b1120 100%);
  --mono: "Cascadia Mono", Consolas, "Courier New", monospace;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  font-family: -apple-system, "Segoe UI", "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", sans-serif;
  font-size: 13px; color: var(--ink);
  background:
    radial-gradient(1100px 500px at 85% -10%, rgba(37,99,235,.055), transparent 60%),
    radial-gradient(900px 460px at -10% 110%, rgba(13,148,136,.045), transparent 60%),
    var(--bg);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}
::selection { background: rgba(37,99,235,.18); color: var(--ink-1); }
.lucide { width: 16px; height: 16px; stroke-width: 2; }

/* ---------- 滚动条（全局可见） ---------- */
* {
  scrollbar-width: thin;
  scrollbar-color: #aab6c4 transparent;
}
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 8px; border: 2px solid transparent; background-clip: content-box; }
::-webkit-scrollbar-thumb:hover { background: #94a3b8; background-clip: content-box; }
::-webkit-scrollbar-corner { background: transparent; }

/* ---------- 布局 ---------- */
.app { display: grid; grid-template-columns: 228px 1fr; height: 100vh; overflow: hidden; }
.main { display: flex; flex-direction: column; min-width: 0; min-height: 0; }
.view { flex: 1; overflow-y: auto; overflow-x: hidden; padding: 20px 24px 40px; }

/* ---------- 启动加载层 ---------- */
#bootLoader {
  position: fixed; inset: 0; z-index: 9999;
  display: flex; align-items: center; justify-content: center;
  background:
    radial-gradient(900px 420px at 50% 30%, rgba(37,99,235,.10), transparent 70%),
    radial-gradient(700px 360px at 50% 90%, rgba(13,148,136,.08), transparent 70%),
    var(--bg);
  transition: opacity .35s var(--ease);
}
#bootLoader.is-hide { opacity: 0; pointer-events: none; }
#bootLoader.is-gone { display: none; }
.boot-card {
  display: flex; flex-direction: column; align-items: center; gap: 14px;
  padding: 28px 36px; border-radius: var(--radius-lg);
  background: var(--panel);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--line);
}
.boot-spinner {
  width: 38px; height: 38px; border-radius: 50%;
  border: 3px solid var(--line);
  border-top-color: var(--accent);
  animation: boot-spin .9s linear infinite;
}
.boot-title { font-size: 15px; font-weight: 600; color: var(--ink-1); letter-spacing: .5px; }
.boot-sub { font-size: 12px; color: var(--ink-2); }
@keyframes boot-spin { to { transform: rotate(360deg); } }

/* ---------- 侧边栏 ---------- */
.sidebar { background: var(--grad-side); color: var(--side-ink); display: flex; flex-direction: column; }
.brand { display: flex; align-items: center; gap: 10px; padding: 18px 22px 14px; border-bottom: 1px solid rgba(148,163,184,.12); }
.brand-logo {
  width: 36px; height: 36px; border-radius: 10px; flex: none;
  background: var(--grad-brand);
  color: #fff; font-weight: 700; font-size: 12px; letter-spacing: .5px;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 12px rgba(37,99,235,.35), inset 0 1px 0 rgba(255,255,255,.2);
}
.brand-name { font-size: 14px; font-weight: 600; color: #f1f5f9; letter-spacing: .2px; }
.brand-sub { font-size: 11px; color: #64748b; margin-top: 2px; letter-spacing: .3px; }
.nav { flex: 1; padding: 12px 10px; display: flex; flex-direction: column; gap: 2px; overflow-y: auto; }
.nav-item {
  display: flex; align-items: center; gap: 10px; padding: 9px 12px; border-radius: 8px;
  color: var(--side-ink); cursor: pointer; font-size: 13px; border: none; background: none; width: 100%;
  text-align: left; transition: background var(--t-fast), color var(--t-fast), transform var(--t-fast); position: relative;
}
.nav-item:hover { background: rgba(148,163,184,.10); color: #f1f5f9; }
.nav-item.active {
  background: linear-gradient(90deg, rgba(37,99,235,.30), rgba(37,99,235,.14));
  color: #fff; box-shadow: inset 0 1px 0 rgba(255,255,255,.08), 0 1px 6px rgba(37,99,235,.18);
  font-weight: 600;
}
.nav-item.active::before {
  content: ""; position: absolute; left: -10px; top: 7px; bottom: 7px; width: 3px;
  border-radius: 0 3px 3px 0; background: var(--grad-brand); box-shadow: 0 0 8px rgba(37,99,235,.6);
}
.nav-item .lucide { width: 17px; height: 17px; flex: none; transition: transform var(--t-fast); }
.nav-item:hover .lucide { transform: translateX(1px); }
.side-foot { padding: 12px 22px; border-top: 1px solid rgba(148,163,184,.12); font-size: 11px; color: #64748b; line-height: 1.7; }
.side-foot:empty { display: none; }
.side-foot .dot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: #22c55e; margin-right: 5px; box-shadow: 0 0 6px rgba(34,197,94,.6); }

/* ---------- 顶栏 ---------- */
.topbar {
  height: 56px; background: color-mix(in srgb, var(--panel) 86%, transparent); border-bottom: 1px solid var(--line);
  display: flex; align-items: center; justify-content: space-between; padding: 0 24px; flex: none;
  box-shadow: 0 1px 0 rgba(15,23,42,.02);
  backdrop-filter: blur(10px) saturate(1.4); -webkit-backdrop-filter: blur(10px) saturate(1.4);
  position: relative; z-index: 40;
}
.page-title { font-size: 15px; font-weight: 700; letter-spacing: .2px; position: relative; padding-left: 12px; }
.page-title::before {
  content: ""; position: absolute; left: 0; top: 50%; transform: translateY(-50%);
  width: 4px; height: 16px; border-radius: 2px; background: var(--grad-brand);
  box-shadow: 0 0 8px rgba(37,99,235,.35);
}
.top-actions { display: flex; align-items: center; gap: 14px; }
.search { position: relative; display: flex; align-items: center; }
.search .lucide { position: absolute; left: 10px; color: var(--ink-3); pointer-events: none; transition: color var(--t-fast); }
.search input {
  width: 300px; height: 34px; border: 1px solid var(--line-2); border-radius: 8px;
  padding: 0 12px 0 32px; font-size: 12.5px; outline: none; background: #f8fafc; color: var(--ink);
  transition: border-color var(--t-fast), background var(--t-fast), box-shadow var(--t-fast);
}
.search:focus-within .lucide { color: var(--accent); }
.search input:focus { border-color: var(--accent); background: #fff; box-shadow: var(--ring); }
/* 单位上标（跨字体一致渲染 ²/³ 上标小字） */
.unit-sup { font-size: 0.82em; line-height: 0; vertical-align: 0.28em; margin: 0; padding: 0; font-weight: inherit; font-family: inherit; }
.search-drop {
  position: absolute; top: 40px; left: 0; right: 0; background: #fff; border: 1px solid var(--line);
  border-radius: 10px; box-shadow: var(--shadow-lg); z-index: 60; display: none;
  max-height: 320px; overflow-y: auto; padding: 4px;
}
.search-drop.open { display: block; }
.search-opt { padding: 7px 10px; border-radius: 6px; cursor: pointer; display: flex; justify-content: space-between; gap: 10px; align-items: center; transition: background var(--t-fast); }
.search-opt:hover { background: var(--accent-soft); }
.search-opt .bid { font-family: var(--mono); font-size: 12px; }
.search-opt .meta { font-size: 11px; color: var(--ink-3); flex: none; }

/* ---------- 通用组件 ---------- */
.seg { display: inline-flex; background: #e8edf3; border-radius: 9px; padding: 3px; gap: 2px; }
.seg button {
  border: none; background: none; padding: 5px 12px; border-radius: 7px; font-size: 12px;
  color: var(--ink-2); cursor: pointer; white-space: nowrap; transition: all var(--t-fast);
}
.seg button:hover { color: var(--ink); }
.seg button.active { background: var(--accent); color: #fff; font-weight: 600; box-shadow: 0 1px 3px rgba(37,99,235,.35); }
.seg button.active:hover { background: #1d4ed8; }

.btn {
  display: inline-flex; align-items: center; gap: 6px; height: 32px; padding: 0 14px;
  border-radius: 8px; border: 1px solid var(--line-2); background: #fff; color: var(--ink);
  font-size: 12.5px; cursor: pointer; transition: all var(--t-fast); white-space: nowrap;
  font-weight: 500;
}
.btn:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-1px); box-shadow: var(--shadow-sm); }
.btn:active { transform: translateY(0); }
.btn:focus-visible { outline: none; box-shadow: var(--ring); }
.btn.primary { background: var(--grad-accent); border-color: transparent; color: #fff; box-shadow: 0 2px 6px rgba(37,99,235,.3); }
.btn.primary:hover { background: var(--grad-accent); color: #fff; box-shadow: 0 4px 12px rgba(37,99,235,.4); filter: brightness(1.05); }
.btn.danger { color: var(--bad); }
.btn.danger:hover { border-color: var(--bad); background: var(--bad-bg); color: var(--bad); }
.btn.sm { height: 26px; padding: 0 10px; font-size: 12px; border-radius: 7px; }
.btn:disabled { opacity: .5; cursor: not-allowed; transform: none !important; box-shadow: none !important; }

.pill { display: inline-flex; align-items: center; gap: 4px; padding: 2px 10px; border-radius: 999px; font-size: 11.5px; font-weight: 600; letter-spacing: .2px; }
.pill.ok   { background: var(--ok-bg);   color: var(--ok); }
.pill.bad  { background: var(--bad-bg);  color: var(--bad); }
.pill.none { background: var(--none-bg); color: var(--none); }
.pill.warn { background: var(--warn-bg); color: var(--warn); }
.pill.info { background: var(--accent-soft); color: var(--accent); }

.card { background: var(--panel); border-radius: var(--radius-lg); box-shadow: var(--shadow); border: 1px solid rgba(226,232,240,.6); transition: box-shadow var(--t-normal), transform var(--t-normal), border-color var(--t-normal); }
.card:hover { box-shadow: var(--shadow-md); }
.card-head { display: flex; align-items: center; justify-content: space-between; padding: 13px 16px; border-bottom: 1px solid var(--line); }
.card-title { font-size: 13.5px; font-weight: 700; display: flex; align-items: center; gap: 8px; letter-spacing: .2px; color: var(--ink-1); }
.card-title .lucide {
  color: var(--accent); background: var(--accent-soft); border-radius: 7px;
  width: 26px; height: 26px; padding: 5px; flex: none;
}
.card-body { padding: 14px 16px; }
.card-body.scroll { max-height: calc(100vh - 220px); overflow-y: auto; }
.grid { display: grid; gap: 16px; }
.chart { width: 100%; height: 300px; }
.chart.tall { height: 360px; }
.muted { color: var(--ink-3); }
.small { font-size: 11.5px; }
.mono { font-family: var(--mono); font-size: 12px; }

/* ---------- 表格 ---------- */
.tbl-wrap { overflow: auto; max-height: calc(100vh - 240px); border-radius: 0 0 var(--radius-md) var(--radius-md); }
.tbl-wrap::-webkit-scrollbar { width: 10px; height: 10px; }
.tbl-wrap::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 8px; border: 2px solid transparent; background-clip: content-box; }
.tbl-wrap::-webkit-scrollbar-track { background: transparent; }
table.tbl { width: 100%; border-collapse: collapse; font-size: 12.5px; }
.tbl th {
  text-align: left; padding: 9px 10px; color: var(--ink-2); font-weight: 600; font-size: 11.5px;
  background: #f8fafc; border-bottom: 1px solid var(--line); white-space: nowrap; position: sticky; top: 0; z-index: 2;
  letter-spacing: .4px; text-transform: uppercase;
}
.tbl th::after { content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 1px; background: var(--line); }
.tbl td { padding: 8px 10px; border-bottom: 1px solid #f1f5f9; vertical-align: middle; }
.tbl tbody tr { transition: background var(--t-fast); }
.tbl tbody tr:hover { background: #f8fafc; }
.tbl tbody tr.clickable { cursor: pointer; }
.tbl tbody tr.clickable:hover { background: var(--accent-soft); }
.tbl .num { font-family: var(--mono); font-size: 12px; text-align: right; font-variant-numeric: tabular-nums; }
.tbl .ctr, .tbl .num.ctr, .tbl th.ctr { text-align: center; }
.tbl .ellipsis { max-width: 200px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ---------- 看板 KPI ---------- */
.kpi-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; margin-bottom: 16px; }
.kpi { background: var(--panel); border-radius: var(--radius-lg); box-shadow: var(--shadow); padding: 15px 17px; position: relative; overflow: hidden; border: 1px solid rgba(226,232,240,.6); transition: box-shadow var(--t-normal), transform var(--t-normal), border-color var(--t-normal); }
.kpi::after {
  content: ""; position: absolute; right: -32px; top: -32px; width: 96px; height: 96px; border-radius: 50%;
  background: radial-gradient(circle, rgba(37,99,235,.06), transparent 68%); pointer-events: none;
  transition: opacity var(--t-normal); opacity: 0;
}
.kpi:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); border-color: rgba(37,99,235,.28); }
.kpi:hover::after { opacity: 1; }
.kpi .k-label { font-size: 12px; color: var(--ink-2); display: flex; align-items: center; gap: 6px; font-weight: 500; letter-spacing: .2px; }
.kpi .k-label .lucide { width: 14px; height: 14px; color: var(--ink-3); }
.kpi .k-value { font-size: 27px; font-weight: 800; margin-top: 7px; font-variant-numeric: tabular-nums; letter-spacing: -.8px; color: var(--ink-1); line-height: 1.1; }
.kpi .k-sub { font-size: 11px; color: var(--ink-3); margin-top: 4px; }
.kpi .k-bar { position: absolute; left: 0; top: 0; bottom: 0; width: 3px; border-radius: 0 2px 2px 0; }

/* ---------- 批次数据工具条 ---------- */
.toolbar { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 14px; }
.toolbar .spacer { flex: 1; }
.input, select.input {
  height: 32px; border: 1px solid var(--line-2); border-radius: 8px; padding: 0 10px;
  font-size: 12.5px; outline: none; background: #fff; color: var(--ink); font-family: inherit;
  transition: border-color var(--t-fast), box-shadow var(--t-fast), background var(--t-fast);
}
.input:focus, select.input:focus { border-color: var(--accent); box-shadow: var(--ring); }
.input::placeholder { color: var(--ink-3); }
.check { display: inline-flex; align-items: center; gap: 6px; font-size: 12.5px; color: var(--ink-2); cursor: pointer; }

/* ---------- 追溯 ---------- */
.trace-toolbar { flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; -ms-overflow-style: none; }
.trace-toolbar::-webkit-scrollbar { display: none; }
.trace-toolbar > * { flex-shrink: 0; }
.trace-wrap { position: relative; }
.trace-graph { width: 100%; height: 540px; background: var(--panel); border-radius: var(--radius); }
.trace-legend { position: absolute; right: 14px; top: 12px; display: flex; gap: 10px; font-size: 11.5px; color: var(--ink-2); background: rgba(255,255,255,.85); padding: 4px 10px; border-radius: 6px; }
.trace-legend .sw { display: inline-block; width: 9px; height: 9px; border-radius: 50%; margin-right: 4px; }
.chain-cols { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; margin-top: 14px; }
.chain-col h5 { font-size: 12px; color: var(--ink-2); margin-bottom: 8px; display: flex; align-items: center; gap: 6px; }
.chip {
  display: inline-block; font-family: var(--mono); font-size: 11px; padding: 3px 8px; margin: 0 4px 6px 0;
  border-radius: 6px; border: 1px solid var(--line); background: #f8fafc; cursor: pointer; word-break: break-all;
  transition: all var(--t-fast);
}
.chip:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-1px); box-shadow: var(--shadow-sm); }
.chip.root { border-color: var(--accent); background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.chip.bad { border-color: #fca5a5; background: #fef2f2; }
.chip.ok  { border-color: #86efac; background: #f0fdf4; }

/* 追溯检索 */
.trace-search-panel { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; margin-bottom: 14px; box-shadow: var(--shadow); }
.trace-filter-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px 14px; margin-bottom: 12px; }
.trace-filter-grid label { display: flex; flex-direction: column; gap: 5px; }
.trace-filter-wide { grid-column: span 2; }
.trace-filter-label { font-size: 12px; color: var(--ink-2); font-weight: 500; }
.trace-filter-actions { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.trace-quick-dates { display: flex; gap: 8px; flex-wrap: wrap; }
.trace-quick-dates .btn { height: 28px; padding: 0 10px; font-size: 12px; }

/* 按设备追溯面板 */
.trace-device-panel { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; margin-bottom: 14px; box-shadow: var(--shadow); }
.device-body { margin-top: 4px; }
.trace-results { margin-bottom: 14px; }
.trace-results .card-head { display: flex; align-items: center; gap: 12px; }
.trace-results-count { font-size: 12px; color: var(--ink-2); font-weight: 500; margin-left: auto; }
.trace-results .tbl td { white-space: nowrap; }
.trace-results .tbl td:nth-child(2) { max-width: 220px; overflow: hidden; text-overflow: ellipsis; }
.trace-results .tbl tbody tr.active { background: var(--accent-soft); }
.trace-metric-tag { display: inline-block; font-size: 11px; padding: 1px 6px; border-radius: 4px; background: var(--bg); color: var(--ink-2); border: 1px solid var(--line); margin: 0 4px 3px 0; }
.trace-stats { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; padding: 10px 12px; border-bottom: 1px solid var(--line); }
.trace-stat-label { font-size: 12px; font-weight: 600; color: var(--ink-2); margin-right: 4px; }
.trace-selected-hint { font-size: 12px; color: var(--accent); font-weight: 600; }

/* 批次悬浮提示 */
.batch-tooltip {
  position: fixed; z-index: 9999; max-width: 320px; min-width: 180px;
  padding: 12px 14px; border-radius: var(--radius-md);
  background: var(--panel); color: var(--ink); border: 1px solid var(--line-2);
  box-shadow: var(--shadow-xl); font-size: 12px; line-height: 1.55;
  pointer-events: none; display: none;
}
.batch-tooltip .bt-title { font-weight: 700; font-size: 13px; margin-bottom: 6px; color: var(--ink); }
.batch-tooltip .bt-meta { color: var(--ink-2); margin-bottom: 4px; }
.batch-tooltip .bt-metrics { margin-top: 8px; padding-top: 8px; border-top: 1px dashed var(--line); }
.batch-tooltip .bt-metrics > div { display: flex; justify-content: space-between; gap: 12px; margin-bottom: 3px; }
.batch-tooltip .bt-bad { color: #dc2626; font-weight: 600; }
.batch-tooltip .bt-ok  { color: #16a34a; font-weight: 600; }
.batch-tooltip .bt-warn { color: #d97706; font-weight: 600; }
.batch-chip { cursor: pointer; }

/* ---------- 表单 ---------- */
.form-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px 14px; }
.form-grid .full { grid-column: 1 / -1; }
.field label { display: block; font-size: 12px; color: var(--ink-2); margin-bottom: 5px; font-weight: 500; }
.field label .req { color: var(--bad); }
.field .input { width: 100%; }
.field .hint { font-size: 11px; color: var(--ink-3); margin-top: 4px; line-height: 1.5; }
.field .unit-input { position: relative; }
.field .unit-input .unit { position: absolute; right: 10px; top: 50%; transform: translateY(-50%); font-size: 11px; color: var(--ink-3); pointer-events: none; }
.field .unit-input .input { padding-right: 46px; }
.form-section { font-size: 12px; font-weight: 600; color: var(--ink-2); margin: 16px 0 10px; padding-top: 12px; border-top: 1px dashed var(--line); display: flex; align-items: center; gap: 6px; }
.form-section:first-child { border-top: none; margin-top: 0; padding-top: 0; }

/* ---------- 导入导出 ---------- */
.dropzone {
  border: 2px dashed var(--line-2); border-radius: var(--radius-md); padding: 28px 16px; text-align: center;
  color: var(--ink-2); cursor: pointer; transition: all var(--t-normal); background: #fbfdff;
}
.dropzone:hover, .dropzone.over { border-color: var(--accent); background: var(--accent-soft); color: var(--accent); transform: translateY(-1px); box-shadow: var(--shadow-sm); }
.dropzone .lucide { width: 28px; height: 28px; margin-bottom: 8px; }
.dropzone .dz-title { font-size: 13px; font-weight: 600; }
.dropzone .dz-sub { font-size: 11.5px; color: var(--ink-3); margin-top: 4px; }
.dropzone .dz-formats { margin-top: 12px; display: flex; flex-wrap: wrap; gap: 6px; justify-content: center; align-items: center; }
.dropzone .fmt-pill {
  display: inline-block; padding: 3px 8px;
  background: var(--accent-soft, #e8f0fe); color: var(--accent, #1e6cd9);
  border-radius: 10px; font-size: 11px; font-weight: 600; font-family: var(--mono);
}
.dropzone .fmt-hint { font-size: 11px; color: var(--ink-3); margin-left: 4px; }

/* 文件解密服务状态 */
.ld-status { display: inline-flex; align-items: center; gap: 5px; font-size: 12px; margin-top: 10px; padding: 4px 10px; border-radius: 10px; }
.ld-status::before { content: ""; display: inline-block; width: 8px; height: 8px; border-radius: 50%; }
.ld-checking::before { background: #f59e0b; animation: pulse 1.2s infinite; }
.ld-online::before { background: #16a34a; }
.ld-offline::before { background: #94a3b8; }
.ld-error::before  { background: #dc2626; }
.ld-online  { background: #f0fdf4; color: #15803d; }
.ld-offline { background: #f1f5f9; color: #64748b; }
.ld-error  { background: #fef2f2; color: #dc2626; }
.ld-checking { background: #fffbeb; color: #b45309; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: .4; } }

/* ---------- 抽屉 ---------- */
.drawer-mask { position: fixed; inset: 0; background: rgba(15,23,42,.4); z-index: 90; opacity: 0; transition: opacity var(--t-normal); backdrop-filter: blur(2px); }
.drawer {
  position: fixed; top: 0; right: -520px; width: 500px; max-width: 94vw; height: 100vh; background: #fff;
  z-index: 91; box-shadow: var(--shadow-xl); transition: right var(--t-normal);
  display: flex; flex-direction: column; border-left: 1px solid var(--line);
}
.drawer.open { right: 0; }
.drawer-mask.open { opacity: 1; }
.drawer-head { padding: 16px 20px 12px; border-bottom: 1px solid var(--line); display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; }
.drawer-title { font-size: 14px; font-weight: 700; font-family: var(--mono); word-break: break-all; line-height: 1.5; letter-spacing: .2px; }
.drawer-sub { display: flex; gap: 6px; margin-top: 8px; flex-wrap: wrap; align-items: center; }
.drawer-close { border: none; background: none; cursor: pointer; color: var(--ink-3); padding: 6px; border-radius: 7px; transition: all var(--t-fast); }
.drawer-close:hover { background: #f1f5f9; color: var(--ink); transform: rotate(90deg); }
.drawer-body { flex: 1; overflow-y: auto; overflow-x: hidden; padding: 16px 20px 24px; }
.drawer-sec { margin-bottom: 18px; }
.drawer-sec h4 { font-size: 12px; color: var(--ink-2); font-weight: 600; margin-bottom: 8px; display: flex; align-items: center; gap: 6px; letter-spacing: .3px; text-transform: uppercase; }
.kv { display: grid; grid-template-columns: 92px 1fr; gap: 6px 10px; font-size: 12.5px; }
.kv dt { color: var(--ink-3); }
.kv dd { color: var(--ink); word-break: break-all; }
.drawer-foot { padding: 12px 20px; border-top: 1px solid var(--line); display: flex; gap: 10px; }

/* ---------- Toast ---------- */
#toastRoot { position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%); z-index: 200; display: flex; flex-direction: column; gap: 8px; align-items: center; }
.toast {
  display: flex; align-items: center; gap: 8px; background: #0f172a; color: #f1f5f9; font-size: 12.5px;
  padding: 10px 18px; border-radius: 10px; box-shadow: var(--shadow-xl); animation: toastIn .22s var(--ease-out);
  border: 1px solid rgba(255,255,255,.08); backdrop-filter: blur(8px);
}
.toast .lucide { width: 15px; height: 15px; }
.toast.ok .lucide { color: #4ade80; }
.toast.err .lucide { color: #f87171; }
.toast.warn .lucide { color: #fbbf24; }
@keyframes toastIn { from { opacity: 0; transform: translateY(12px) scale(.96); } to { opacity: 1; transform: none; } }

/* ---------- 空态 / 提示 ---------- */
.empty { text-align: center; color: var(--ink-3); padding: 40px 0; font-size: 12.5px; }
.empty .lucide { width: 30px; height: 30px; margin-bottom: 8px; opacity: .5; }
.note { display: flex; gap: 8px; font-size: 12px; color: var(--warn); background: var(--warn-bg); border-radius: 7px; padding: 9px 12px; line-height: 1.6; }
.note .lucide { flex: none; margin-top: 1px; }
.scroll-hint { font-size: 11px; color: var(--ink-3); margin-top: 6px; text-align: right; }

/* ---------- 统计条 ---------- */
.stat-strip { display: flex; gap: 0; border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; background: #fff; box-shadow: var(--shadow-sm); }
.stat-strip .st { flex: 1; padding: 10px 14px; border-right: 1px solid var(--line); transition: background var(--t-fast); }
.stat-strip .st:last-child { border-right: none; }
.stat-strip .st:hover { background: #f8fafc; }
.stat-strip .st .v { font-size: 17px; font-weight: 700; font-variant-numeric: tabular-nums; letter-spacing: -.3px; color: var(--ink-1); }
.stat-strip .st .l { font-size: 11px; color: var(--ink-3); margin-top: 2px; }

/* 描述统计汇总表（JMP 风格） */
.kv-table { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius-md); overflow: hidden; }
.kv-table .kv { display: flex; flex-direction: column; gap: 3px; padding: 10px 12px; background: #fff; transition: background var(--t-fast); }
.kv-table .kv:hover { background: #f8fafc; }
.kv-table .kv .k { font-size: 11px; color: var(--ink-3); }
.kv-table .kv .v { font-size: 14px; font-weight: 600; color: var(--ink-1); font-variant-numeric: tabular-nums; }

/* 过程能力等级徽章 */
.cap-pill { display: inline-flex; align-items: center; gap: 6px; padding: 4px 12px; border-radius: 999px; font-size: 12.5px; font-weight: 600; letter-spacing: .2px; }
.cap-pill.ok { background: #dcfce7; color: #166534; }
.cap-pill.warn { background: #fef3c7; color: #92400e; }
.cap-pill.bad { background: #fee2e2; color: #991b1b; }

/* ---------- 响应式 ---------- */
@media (max-width: 1280px) {
  .kpi-grid { grid-template-columns: repeat(3, 1fr); }
  .chain-cols { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 960px) {
  .app { grid-template-columns: 64px 1fr; }
  .brand-text, .nav-item span, .side-foot { display: none; }
  .nav-item { justify-content: center; padding: 10px; }
  .kpi-grid { grid-template-columns: repeat(2, 1fr); }
  .form-grid { grid-template-columns: repeat(2, 1fr); }
  .search input { width: 180px; }
  .slicer-panel { position: fixed; right: 0; top: 56px; bottom: 0; width: 320px; z-index: 70; box-shadow: -4px 0 24px rgba(15,23,42,.12); border-radius: 0; }
  .slicer-handle { position: fixed; top: 68px; right: 12px; }
  .slicer-panel:not(.collapsed) ~ .slicer-handle { right: 340px; }
  .trace-filter-grid { grid-template-columns: repeat(2, 1fr); }
  .trace-filter-wide { grid-column: span 2; }
  .trace-results .tbl td { white-space: normal; }
}
@media (max-width: 640px) {
  .trace-filter-grid { grid-template-columns: 1fr; }
  .trace-filter-wide { grid-column: span 1; }
  .trace-filter-actions { flex-direction: column; align-items: stretch; }
  .trace-quick-dates { order: 1; }
}

/* ---------- 右侧全局切片器面板 ---------- */
.dashboard-wrap { position: relative; min-height: 0; }
.dashboard-main { width: 100%; padding-right: 296px; box-sizing: border-box; }
.dashboard-main.no-slicer { padding-right: 0; }
.slicer-panel {
  position: fixed; top: 76px; right: 24px; bottom: 40px; width: 280px;
  background: var(--panel); border-left: 1px solid var(--line);
  border-radius: var(--radius); box-shadow: var(--shadow);
  display: flex; flex-direction: column; overflow: hidden;
  transition: transform .22s ease;
  transform: translateX(0);
  z-index: 50;
}
.slicer-panel.collapsed { transform: translateX(calc(100% + 24px)); pointer-events: none; visibility: hidden; transition: transform .22s ease, visibility 0s .22s; }
.slicer-head {
  padding: 12px 14px; border-bottom: 1px solid var(--line);
  display: flex; align-items: center; justify-content: space-between; gap: 8px; font-weight: 600; font-size: 13px;
  white-space: nowrap;
}
.slicer-head .lucide { color: var(--accent); }
.slicer-head .slicer-title { display: flex; align-items: center; gap: 8px; }
.slicer-body { flex: 1; overflow-y: auto; overflow-x: hidden; padding: 16px 18px; display: flex; flex-direction: column; gap: 18px; min-width: 280px; }
.slicer-section { padding: 0 2px; padding-bottom: 14px; border-bottom: 1px dashed var(--line); }
.slicer-section:last-of-type { border-bottom: none; }
.slicer-section .slicer-section-title { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--ink-1); font-weight: 600; margin-bottom: 12px; letter-spacing: .3px; }
.slicer-section .slicer-section-title .lucide { width: 14px; height: 14px; color: var(--accent); }
.slicer-section label { display: block; font-size: 11.5px; color: var(--ink-2); font-weight: 500; margin-bottom: 8px; }
.slicer-section .seg { display: flex; width: 100%; }
.slicer-section .seg button { flex: 1; }
.slicer-section .check-wrap {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px 10px;
}
.slicer-section .check-wrap .check {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12px; padding: 6px 10px; border-radius: 8px;
  background: #f8fafc; border: 1px solid var(--line);
  cursor: pointer; transition: all .15s ease;
  user-select: none;
}
.slicer-section .check-wrap .check:hover {
  background: #eff6ff; border-color: #93c5fd;
}
.slicer-section .check-wrap .check input:checked + span,
.slicer-section .check-wrap .check:has(input:checked) {
  background: #eff6ff; border-color: #60a5fd; color: #1d4ed8; font-weight: 600;
}
.slicer-section .check-wrap .check input[type="checkbox"] {
  appearance: none; -webkit-appearance: none;
  width: 15px; height: 15px; border-radius: 4px;
  border: 1.5px solid #94a3b8; background: #fff;
  flex-shrink: 0; position: relative;
  transition: all .12s ease;
}
.slicer-section .check-wrap .check input[type="checkbox"]:checked {
  background: var(--accent); border-color: var(--accent);
}
.slicer-section .check-wrap .check input[type="checkbox"]:checked::after {
  content: ""; position: absolute; left: 4px; top: 1px;
  width: 4px; height: 8px; border: solid #fff; border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}
.slicer-foot { padding: 12px 14px; border-top: 1px solid var(--line); min-width: 280px; }
.slicer-foot .btn { width: 100%; justify-content: center; }

/* 切片摘要（顶部当前生效条件） */
.slicer-summary { display: flex; flex-wrap: wrap; gap: 6px; }
.slicer-summary .chip {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 11px; padding: 3px 8px; border-radius: 10px;
  background: #fff; color: var(--ink-2);
  border: 1px solid var(--line);
  font-weight: 500;
}
.slicer-summary .chip .lucide { width: 11px; height: 11px; color: var(--accent); }

/* 浮动切片器把手（展开/收起按钮） */
.slicer-handle {
  position: fixed; top: 88px; right: 36px; z-index: 60;
  width: 44px; height: 44px; border-radius: 12px;
  background: var(--grad-accent); border: 1px solid transparent;
  box-shadow: 0 2px 8px rgba(15, 23, 42, .1), 0 6px 18px rgba(37, 99, 235, .3);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; color: #fff;
  transition: transform var(--t-fast), background var(--t-fast), right var(--t-normal), box-shadow var(--t-fast);
}
.slicer-handle:hover { box-shadow: 0 4px 14px rgba(37, 99, 235, .45); transform: scale(1.06); }
.slicer-handle .lucide { width: 22px; height: 22px; }
.slicer-panel:not(.collapsed) ~ .slicer-handle { right: 324px; background: #fff; color: var(--accent); border-color: var(--line); }
.slicer-panel:not(.collapsed) ~ .slicer-handle:hover { background: var(--accent-soft); color: var(--accent); }

/* 控制图自身切片器 */
.ctrl-toolbar { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }
.ctrl-toolbar .field-row { display: flex; align-items: center; gap: 8px; }
.ctrl-toolbar .field-row label { font-size: 12px; color: var(--ink-2); white-space: nowrap; }
.ctrl-toolbar .field-row .input { width: auto; min-width: 120px; }
.ctrl-toolbar .field-row .range-input { width: 80px; }

/* ---------- 动效辅助 ---------- */
.card, .nav-item, .btn, .dz, .seg button, .search, .ld-status, .paste-target {
  transform: translateZ(0);  /* 提升到独立合成层，启用 GPU 加速（不会引起重排） */
}

/* 减动效偏好 */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

/* Toast 动效目标（GSAP 转换初始样式） */
.toast { will-change: transform, opacity; }

/* 控制限输入区 */
.limits-toolbar {
  display: flex; gap: 8px; align-items: center; flex-wrap: wrap;
  padding: 8px 10px; margin: 6px 0;
  background: rgba(15, 23, 42, .03); border-radius: 6px;
  font-size: 12px;
}
.limits-toolbar select, .limits-toolbar input {
  padding: 4px 6px; border: 1px solid var(--line); border-radius: 4px; font: inherit;
}
.limits-toolbar input[type=number] { width: 80px; }
.limits-toolbar .lim-check { display: inline-flex; align-items: center; gap: 4px; cursor: pointer; }
.limits-toolbar .lim-check input { margin: 0; }
.limits-toolbar .lim-save { background: var(--accent); color: white; border: 0; padding: 4px 10px; border-radius: 4px; cursor: pointer; font: inherit; }
.limits-toolbar .lim-save:hover { filter: brightness(1.1); }
.limits-toolbar .lim-clear { background: transparent; color: var(--ink-3); border: 0; padding: 4px 8px; cursor: pointer; font: inherit; }
.limits-toolbar .lim-info { color: var(--ink-3); font-size: 11px; }

/* ==========================================================================
 * 主题切换按钮 / 质量分析子页签 / 鱼骨·洞察·报告·判异 组件（UI Designer 增强）
 * 全部基于 CSS 变量，明暗主题自动适配。
 * ========================================================================== */
.theme-toggle {
  width: 36px; height: 34px; flex: none;
  border: 1px solid var(--line-2); border-radius: 8px;
  background: #fff; color: var(--ink-2); cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center;
  transition: all var(--t-fast);
}
.theme-toggle:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-1px); box-shadow: var(--shadow-sm); }
.theme-toggle .lucide { width: 16px; height: 16px; }

/* 子页签 */
.tabbar {
  display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 16px;
  border: 1px solid var(--line); border-radius: var(--radius-md); padding: 6px;
  background: var(--panel); box-shadow: var(--shadow-sm);
}
.tab {
  border: 0; background: transparent; color: var(--ink-2);
  padding: 8px 14px; border-radius: 8px; font: inherit; font-size: 12.5px; font-weight: 600;
  cursor: pointer; display: inline-flex; align-items: center; gap: 6px;
  transition: all var(--t-fast); white-space: nowrap;
}
.tab:hover { color: var(--ink); background: var(--accent-soft); }
.tab.active { background: var(--grad-accent); color: #fff; box-shadow: 0 2px 6px rgba(37,99,235,.3); }
.tab .lucide { width: 15px; height: 15px; }

.pill.teal { background: rgba(13,148,136,.12); color: #0d9488; }

/* 一键洞察卡片 */
.insight-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.insight-card { background: var(--panel); border: 1px solid rgba(226,232,240,.6); border-radius: var(--radius-md); box-shadow: var(--shadow); padding: 14px 16px; transition: box-shadow var(--t-normal), transform var(--t-normal); }
.insight-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.insight-card h4 { font-size: 13px; display: flex; align-items: center; gap: 8px; margin-bottom: 8px; color: var(--ink-1); letter-spacing: .2px; }
.insight-card .iv { font-size: 24px; font-weight: 700; color: var(--accent); font-variant-numeric: tabular-nums; line-height: 1.2; letter-spacing: -.5px; }
.insight-card .it { font-size: 12px; color: var(--ink-2); line-height: 1.6; }

/* 鱼骨图 */
.fishbone { width: 100%; height: 460px; background: var(--panel); border: 1px solid rgba(226,232,240,.6); border-radius: var(--radius-md); box-shadow: var(--shadow-sm); }
.fishbone text { fill: var(--ink-1); }
.fishbone .fb-spine { stroke: var(--ink-2); stroke-width: 3; }
.fishbone .fb-bone { stroke: var(--accent); stroke-width: 1.6; }
.fishbone .fb-bone.alt { stroke: var(--teal); }
.fishbone .fb-label { font-size: 12px; font-weight: 600; }
.fishbone .fb-cause { font-size: 11px; fill: var(--ink-2); }

/* 供方分阶段控制图：顶部精致图例条 */
.supplier-stage-card { padding-bottom: 12px; }
.stage-legend-strip {
  display: flex; flex-wrap: wrap; gap: 8px; align-items: center;
  padding: 8px 14px 8px; margin: 0;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(248,250,252,.85) 0%, rgba(255,255,255,0) 100%);
}
.stage-chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 3px 10px 3px 8px;
  border-radius: 999px;
  background: var(--panel);
  border: 1px solid var(--line-2);
  font-size: 11.5px; font-weight: 500; color: var(--ink-2);
  box-shadow: 0 1px 3px rgba(15,23,42,.05), 0 0 0 1px rgba(255,255,255,.8) inset;
  transition: transform var(--t-fast), box-shadow var(--t-fast), border-color var(--t-fast);
  cursor: default;
}
.stage-chip:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(15,23,42,.08), 0 0 0 1px rgba(255,255,255,.9) inset;
  border-color: color-mix(in srgb, var(--chip-color) 35%, var(--line-2));
}
.stage-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--chip-color);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--chip-color) 25%, transparent), 0 1px 2px rgba(0,0,0,.1);
}
.stage-name { font-family: var(--mono); letter-spacing: .3px; color: var(--ink-1); font-weight: 600; }
.stage-count { font-size: 11px; color: var(--ink-3); font-variant-numeric: tabular-nums; }

[data-theme="dark"] .stage-legend-strip { background: linear-gradient(180deg, rgba(15,23,42,.55) 0%, rgba(15,23,42,0) 100%); border-color: var(--line); }
[data-theme="dark"] .stage-chip {
  background: var(--panel);
  border-color: var(--line-2);
  box-shadow: 0 1px 3px rgba(0,0,0,.2), 0 0 0 1px rgba(255,255,255,.05) inset;
}
[data-theme="dark"] .stage-chip:hover { box-shadow: 0 4px 8px rgba(0,0,0,.3), 0 0 0 1px rgba(255,255,255,.08) inset; }

/* 判异列表 */
.anomaly-list { display: flex; flex-direction: column; gap: 8px; }
.anomaly-item { display: flex; gap: 10px; align-items: center; padding: 10px 12px; border: 1px solid var(--line); border-left: 3px solid var(--bad); border-radius: var(--radius-md); background: var(--panel); transition: box-shadow var(--t-fast), transform var(--t-fast); }
.anomaly-item:hover { box-shadow: var(--shadow-sm); transform: translateX(2px); }
.anomaly-item .ai-rule { font-weight: 700; color: var(--bad); font-family: var(--mono); flex: none; line-height: 1.3; }
.anomaly-item .ai-desc { font-size: 12.5px; color: var(--ink-2); line-height: 1.4; }
.anomaly-item.ok { border-left-color: var(--ok); }
.anomaly-item.ok .ai-rule { color: var(--ok); }
.anomaly-item .ai-rule.bad  { color: var(--bad); }
.anomaly-item .ai-rule.warn { color: var(--warn); }

/* 改进报告文档 */
.report-doc { background: var(--panel); border: 1px solid rgba(226,232,240,.6); border-radius: var(--radius-md); padding: 20px 24px; line-height: 1.7; box-shadow: var(--shadow); }
.report-doc h3 { font-size: 15px; margin: 14px 0 6px; padding-bottom: 6px; border-bottom: 2px solid var(--accent); color: var(--ink-1); letter-spacing: .2px; }
.report-doc .d-item { margin-bottom: 10px; }
.report-doc .d-k { font-weight: 700; color: var(--accent); }
.report-doc table { width: 100%; border-collapse: collapse; margin: 6px 0; }
.report-doc th, .report-doc td { border: 1px solid var(--line); padding: 6px 8px; font-size: 12.5px; text-align: left; }
.report-doc th { background: var(--accent-soft); }
.report-doc textarea { width: 100%; min-height: 54px; border: 1px solid var(--line-2); border-radius: 7px; padding: 8px; font: inherit; resize: vertical; background: var(--bg); color: var(--ink); transition: border-color var(--t-fast), box-shadow var(--t-fast); }
.report-doc textarea:focus { outline: none; border-color: var(--accent); box-shadow: var(--ring); }

.bind-note { font-size: 11.5px; color: var(--ink-3); margin-top: 8px; display: flex; align-items: center; gap: 6px; }
.migrate-card .btn { justify-content: flex-start; }

/* ===================== 暗色主题 ===================== */
[data-theme="dark"] {
  --bg: #0b1120;
  --panel: #111827;
  --ink: #e5e7eb;
  --ink-1: #f9fafb;
  --ink-2: #9ca3af;
  --ink-3: #64748b;
  --line: #1f2937;
  --line-2: #374151;
  --accent: #3b82f6;
  --accent-soft: #18283f;
  --teal: #2dd4bf;
  --ok: #22c55e; --ok-bg: #14331f;
  --bad: #f87171; --bad-bg: #3a1717;
  --none: #9ca3af; --none-bg: #1f2937;
  --warn: #fbbf24; --warn-bg: #3a2e0c;
  --side: #0b1120;
  --side-ink: #94a3b8;
  --shadow-sm: 0 1px 2px rgba(0,0,0,.3), 0 1px 3px rgba(0,0,0,.25);
  --shadow: 0 1px 3px rgba(0,0,0,.4), 0 1px 2px rgba(0,0,0,.3);
  --shadow-md: 0 4px 8px -2px rgba(0,0,0,.45), 0 2px 4px -2px rgba(0,0,0,.3);
  --shadow-lg: 0 12px 20px -4px rgba(0,0,0,.5), 0 4px 8px -4px rgba(0,0,0,.35);
  --shadow-xl: 0 24px 38px -8px rgba(0,0,0,.6), 0 8px 14px -6px rgba(0,0,0,.4);
  --ring: 0 0 0 3px rgba(59,130,246,.25);
  --grad-brand: linear-gradient(135deg, #3b82f6 0%, #2dd4bf 100%);
  --grad-accent: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
  --grad-side: linear-gradient(180deg, #0b1120 0%, #060a14 100%);
}
[data-theme="dark"] body { background: var(--bg); }
[data-theme="dark"] .sidebar { background: var(--side); border-color: var(--line); }
[data-theme="dark"] .brand-sub { color: var(--ink-3); }
[data-theme="dark"] .topbar,
[data-theme="dark"] .card,
[data-theme="dark"] .kpi,
[data-theme="dark"] .report-doc,
[data-theme="dark"] .insight-card { background: var(--panel); border-color: var(--line); }
[data-theme="dark"] .input,
[data-theme="dark"] .search input,
[data-theme="dark"] .seg button,
[data-theme="dark"] .paste-target,
[data-theme="dark"] .btn { background: #0f172a; color: var(--ink); border-color: var(--line-2); }
[data-theme="dark"] .search input:focus { background: #0f172a; }
[data-theme="dark"] .search-drop { background: var(--panel); border-color: var(--line); }
[data-theme="dark"] .search-opt { color: var(--ink); }
[data-theme="dark"] .search-opt:hover { background: var(--accent-soft); }
[data-theme="dark"] .tbl th { background: #0f172a; color: var(--ink-2); }
[data-theme="dark"] .tbl td { color: var(--ink); }
[data-theme="dark"] .dropzone { background: #0f172a; }
[data-theme="dark"] .drawer { background: var(--panel); border-color: var(--line); }
[data-theme="dark"] .chip { background: #0f172a; border-color: var(--line-2); }
[data-theme="dark"] .chip.bad { background: rgba(220,38,38,.15); border-color: rgba(252,165,165,.4); }
[data-theme="dark"] .chip.ok  { background: rgba(22,163,74,.12); border-color: rgba(134,239,172,.35); }
[data-theme="dark"] .btn:hover { border-color: var(--accent); color: var(--accent); }
[data-theme="dark"] .btn.primary { background: var(--accent); color: #fff; }
[data-theme="dark"] .limits-toolbar { background: rgba(255,255,255,.04); }
[data-theme="dark"] .limits-toolbar select,
[data-theme="dark"] .limits-toolbar input { background: #0f172a; color: var(--ink); border-color: var(--line-2); }
[data-theme="dark"] .slicer-summary .chip { background: #0f172a; color: var(--ink-2); }
[data-theme="dark"] .check-wrap .check { background: #0f172a; border-color: var(--line-2); }
[data-theme="dark"] .trace-graph,
[data-theme="dark"] .chart { background: var(--panel); }
[data-theme="dark"] .seg button.active { color: #fff; }
[data-theme="dark"] .kv-table { background: var(--line); }
[data-theme="dark"] .empty { color: var(--ink-3); }
[data-theme="dark"] .search .lucide { color: var(--ink-3); }
[data-theme="dark"] .theme-toggle { background: #0f172a; border-color: var(--line-2); color: var(--ink-2); }
[data-theme="dark"] .tab.active { color: #fff; }
[data-theme="dark"] .tabbar { background: var(--panel); border-color: var(--line); }
[data-theme="dark"] .stat-strip { background: var(--panel); border-color: var(--line); }
[data-theme="dark"] .pill.info { background: var(--accent-soft); color: var(--accent); }
[data-theme="dark"] .batch-tooltip { background: #111827; border-color: var(--line-2); box-shadow: 0 14px 34px rgba(0,0,0,.35); }
[data-theme="dark"] .batch-tooltip .bt-title { color: var(--ink); }
[data-theme="dark"] .batch-tooltip .bt-bad { color: #f87171; }
[data-theme="dark"] .batch-tooltip .bt-ok  { color: #4ade80; }
[data-theme="dark"] .batch-tooltip .bt-warn { color: #fbbf24; }
[data-theme="dark"] .trace-search-panel { background: #0f172a; border-color: var(--line-2); }
[data-theme="dark"] .trace-results .tbl tbody tr.active { background: rgba(37,99,235,.18); }
[data-theme="dark"] .trace-metric-tag { background: #0f172a; border-color: var(--line-2); color: var(--ink-2); }
/* —— UI Designer 暗色主题增强覆盖 —— */
[data-theme="dark"] .fishbone { border-color: var(--line); }
[data-theme="dark"] .tbl tbody tr:hover,
[data-theme="dark"] .stat-strip .st:hover,
[data-theme="dark"] .kv-table .kv:hover { background: rgba(255,255,255,.03); }
[data-theme="dark"] .tbl tbody tr.clickable:hover { background: rgba(59,130,246,.12); }
[data-theme="dark"] .drawer-close:hover { background: rgba(255,255,255,.06); color: var(--ink); }
[data-theme="dark"] .drawer-mask { background: rgba(0,0,0,.55); }
[data-theme="dark"] .toast { background: #1e293b; border-color: rgba(255,255,255,.08); }
[data-theme="dark"] .seg { background: #1e293b; }
[data-theme="dark"] .seg button.active { background: var(--accent); }
[data-theme="dark"] .note { background: var(--warn-bg); }
[data-theme="dark"] .slicer-handle { box-shadow: 0 2px 8px rgba(0,0,0,.4), 0 6px 18px rgba(59,130,246,.3); }
[data-theme="dark"] .topbar { background: color-mix(in srgb, var(--panel) 88%, transparent); }
[data-theme="dark"] .card-title .lucide { background: rgba(59,130,246,.14); }
[data-theme="dark"] .kpi::after { background: radial-gradient(circle, rgba(59,130,246,.10), transparent 68%); }
[data-theme="dark"] .nav-item.active { background: linear-gradient(90deg, rgba(59,130,246,.32), rgba(59,130,246,.14)); }

/* color-mix 兼容回退（老内核直接用面板色） */
@supports not (background: color-mix(in srgb, #fff 50%, transparent)) {
  .topbar { background: var(--panel); }
}

/* 响应式：窄屏下质量视图双列网格折叠为单列 */
@media (max-width: 980px) {
  .view .grid[style*="1fr 1fr"] { grid-template-columns: 1fr !important; }
  .insight-grid { grid-template-columns: 1fr; }
  .fishbone { height: 380px; }
}

/ ============ 手机端适配（≤ 640px） ============ */
.mobile-toggle { display: none; }

@media (max-width: 640px) {
  /* —— 顶部：去掉 page-title 左边距，搜索和按钮缩小 —— */
  .app { grid-template-columns: 1fr; }
  .main { min-width: 0; }
  .view { padding: 14px 14px 32px; }

  /* —— 侧边栏变成抽屉：默认隐藏，点击 hamburger 才滑出 —— */
  .sidebar {
    position: fixed; left: 0; top: 0; bottom: 0; width: 240px;
    z-index: 80; transform: translateX(-100%);
    transition: transform .22s var(--ease);
    box-shadow: 8px 0 28px rgba(0,0,0,.18);
  }
  .sidebar.is-open { transform: translateX(0); }
  .sidebar-mask {
    display: none; position: fixed; inset: 0; background: rgba(15,23,42,.42);
    z-index: 79; backdrop-filter: blur(2px);
  }
  .sidebar-mask.is-open { display: block; }
  .brand-text, .nav-item span, .side-foot { display: block; }
  .nav-item { padding: 11px 14px; font-size: 13.5px; }
  .nav-item.active::before { display: none; }

  /* —— 汉堡按钮：显示并放在顶栏最左 —— */
  .mobile-toggle {
    display: inline-flex; align-items: center; justify-content: center;
    width: 36px; height: 36px; border: none; background: transparent;
    color: var(--ink-2); border-radius: 8px; cursor: pointer; flex: none;
    transition: background var(--t-fast), color var(--t-fast);
  }
  .mobile-toggle:hover { background: var(--accent-soft); color: var(--accent); }
  .mobile-toggle .lucide { width: 20px; height: 20px; }

  /* —— 顶栏：高度自适应，title 缩小，actions 紧凑 —— */
  .topbar { height: auto; min-height: 52px; padding: 8px 12px; gap: 8px; flex-wrap: wrap; }
  .page-title { font-size: 14px; padding-left: 10px; }
  .page-title::before { height: 14px; }
  .top-actions { gap: 6px; flex-wrap: wrap; }
  .top-actions .seg { padding: 2px; }
  .top-actions .seg button { padding: 5px 10px; font-size: 12px; }
  .top-actions .theme-toggle { width: 32px; height: 32px; }
  .search input { width: 140px; height: 30px; font-size: 12px; }
  #productSeg { flex: 1; min-width: 0; }

  /* —— 卡片：padding 减小，title 紧凑 —— */
  .card { padding: 14px; border-radius: 12px; }
  .card-head { margin-bottom: 12px; padding-bottom: 10px; }
  .card-title { font-size: 13.5px; gap: 8px; }
  .card-title .lucide { width: 18px; height: 18px; padding: 4px; }
  .card-body { gap: 10px; }

  /* —— KPI 卡片单列 —— */
  .kpi-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .kpi { padding: 12px 12px 12px 14px; }
  .kpi-label { font-size: 11.5px; }
  .kpi-value { font-size: 22px; }
  .kpi-sub { font-size: 11px; }

  /* —— 表格：水平滚动容器 + 单元格紧凑 —— */
  .tbl-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .tbl { font-size: 12px; min-width: 600px; }
  .tbl thead th, .tbl tbody td { padding: 8px 10px; }
  .tbl thead th { font-size: 11px; letter-spacing: 0; }

  /* —— 表单/过滤网格单列 —— */
  .form-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .form-grid .form-row-full { grid-column: span 2; }
  .trace-filter-grid { grid-template-columns: 1fr 1fr; }
  .trace-filter-wide { grid-column: span 2; }
  .trace-filter-actions { flex-direction: column; align-items: stretch; }
  .trace-quick-dates { order: 1; }
  .chain-cols { grid-template-columns: 1fr 1fr; }
  .insight-grid { grid-template-columns: 1fr; }
  .kv-table { grid-template-columns: 1fr 1fr; }

  /* —— 图表 —— */
  .chart { height: 240px; }
  .chart.tall { height: 280px; }
  .fishbone { height: 320px; }

  /* —— 右侧切片器面板：变底部抽屉 —— */
  .slicer-panel {
    position: fixed; top: auto; bottom: 0; right: 0; left: 0;
    width: 100%; max-height: 65vh;
    border-radius: 16px 16px 0 0;
    box-shadow: 0 -8px 28px rgba(15,23,42,.18);
    transform: translateY(100%);
    transition: transform .22s var(--ease);
  }
  .slicer-panel.collapsed { transform: translateY(100%); visibility: visible; pointer-events: auto; transition: transform .22s var(--ease); }
  .slicer-panel:not(.collapsed) { transform: translateY(0); }
  .slicer-handle { top: auto; bottom: 16px; right: 16px; }
  .slicer-panel:not(.collapsed) ~ .slicer-handle { right: 16px; }
  .dashboard-main { padding-right: 0 !important; padding-bottom: 0 !important; }

  /* —— Drawer / 弹层：全屏化 —— */
  .drawer { width: 100vw !important; max-width: 100vw; }
  .drawer-body { padding: 14px; }

  /* —— 按钮：稍大、更易点 —— */
  .btn { padding: 8px 12px; font-size: 12.5px; }
  .btn .lucide { width: 14px; height: 14px; }

  /* —— 提示文案更小 —— */
  .hint { font-size: 11.5px; }
}

@media (max-width: 420px) {
  /* —— 超小屏：所有多列全折叠为单列 —— */
  .kpi-grid { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .form-grid .form-row-full { grid-column: span 1; }
  .trace-filter-grid { grid-template-columns: 1fr; }
  .trace-filter-wide { grid-column: span 1; }
  .chain-cols { grid-template-columns: 1fr; }
  .kv-table { grid-template-columns: 1fr; }
}