:root {
  --bg: #f4f1ea;
  --panel: #fffdf8;
  --ink: #1c1914;
  --muted: #6b6458;
  --line: #ddd4c4;
  --accent: #1f4e46;
  --good: #1f6b4a;
  --warn: #9a6700;
  --bad: #a32020;
  --mid: #355c7d;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--ink); font: 14px/1.45 "Segoe UI", "Noto Sans TC", "Microsoft JhengHei", sans-serif; }
.top { display: flex; justify-content: space-between; gap: 24px; align-items: flex-end; padding: 28px 32px 12px; }
h1 { margin: 0; font-size: 26px; letter-spacing: 0.02em; }
.sub { margin: 6px 0 0; color: var(--muted); }
.actions { display: flex; gap: 8px; flex-wrap: wrap; }
button, .btn { appearance: none; border: 1px solid var(--accent); background: var(--accent); color: white; padding: 8px 14px; cursor: pointer; text-decoration: none; font: inherit; }
.btn.ghost, button.ghost { background: transparent; color: var(--accent); }
button:disabled { opacity: 0.5; cursor: not-allowed; }
.files { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 10px; padding: 0 32px 12px; }
.file { background: var(--panel); border: 1px solid var(--line); padding: 12px 14px; }
.file b { display: block; font-size: 12px; color: var(--muted); font-weight: 600; }
.file .name { margin-top: 4px; word-break: break-all; }
.missing { color: var(--bad); }
.status { padding: 0 32px 16px; color: var(--muted); min-height: 1.5em; }
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; padding: 0 32px 20px; }
.kpi { background: var(--panel); border: 1px solid var(--line); padding: 12px 14px; }
.kpi span { display: block; color: var(--muted); font-size: 12px; }
.kpi strong { display: block; margin-top: 4px; font-size: 22px; font-variant-numeric: tabular-nums; }
button.kpi { width: 100%; text-align: left; color: inherit; }
button.kpi .tag {
  display: inline-block;
  margin-top: 8px;
  padding: 1px 7px;
  font-size: 11px;
  font-style: normal;
  border: 1px solid var(--accent);
  color: var(--accent);
  background: #eef6f3;
}
button.kpi.diff .tag { border-color: var(--bad); color: var(--bad); background: #f8ecec; }
button.kpi.active { border-color: var(--accent); outline: 2px solid var(--accent); }
button.kpi.diff.active { outline-color: var(--bad); border-color: var(--bad); }
.filter-banner { margin: 0 0 10px; padding: 8px 10px; background: #eef6f3; border: 1px solid var(--accent); color: var(--accent); }
.export-bar {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
  margin: 0 0 12px;
  padding: 10px 12px;
  background: #eef6f3;
  border: 1px solid var(--accent);
}
.export-bar span { color: var(--muted); font-size: 13px; max-width: 52rem; }
.workspace { display: grid; grid-template-columns: 240px 1fr; gap: 16px; padding: 0 32px 40px; align-items: start; }
aside { background: var(--panel); border: 1px solid var(--line); padding: 14px; }
aside h2 { margin: 0 0 8px; font-size: 13px; color: var(--muted); font-weight: 600; }
.labels button { display: block; width: 100%; text-align: left; background: transparent; color: var(--ink); border: 0; border-bottom: 1px solid var(--line); padding: 8px 4px; }
.labels button.active { color: var(--accent); font-weight: 700; }
input[type="search"] { width: 100%; padding: 8px; border: 1px solid var(--line); margin: 0 0 10px; font: inherit; }
.check { display: flex; gap: 8px; align-items: center; color: var(--muted); }
.table-wrap { overflow: auto; background: var(--panel); border: 1px solid var(--line); max-height: 70vh; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 8px 10px; border-bottom: 1px solid var(--line); text-align: left; white-space: nowrap; }
th { position: sticky; top: 0; background: #efe8d8; font-size: 12px; }
.num { text-align: right; font-variant-numeric: tabular-nums; }
tbody tr { cursor: pointer; }
tbody tr:hover { background: #f7f0e3; }
.badge { display: inline-block; padding: 2px 7px; font-size: 12px; border: 1px solid var(--line); }
.badge.ok { color: var(--good); border-color: var(--good); }
.badge.bad { color: var(--bad); border-color: var(--bad); }
.badge.warn { color: var(--warn); border-color: var(--warn); }
.badge.mid { color: var(--mid); border-color: var(--mid); }
.pager { display: flex; gap: 12px; align-items: center; padding: 10px 0; }
.hidden { display: none !important; }
dialog { width: min(1100px, 94vw); border: 1px solid var(--line); padding: 0; }
.dlg-head { display: flex; justify-content: space-between; align-items: center; padding: 14px 16px; border-bottom: 1px solid var(--line); }
.dlg-head h2 { margin: 0; font-size: 18px; }
.dlg-meta { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 8px; padding: 12px 16px; }
.dlg-meta div { color: var(--muted); font-size: 12px; }
.dlg-meta b { display: block; color: var(--ink); font-size: 14px; }
table.sku { font-size: 13px; }
.issues { max-width: 280px; white-space: normal; color: var(--bad); }