:root {
  --bg: #f4f6fa;
  --panel: #ffffff;
  --ink: #1b2430;
  --muted: #5b6676;
  --line: #e2e7ef;
  --brand: #5b2bd6;
  --brand-ink: #ffffff;
  --over: #b42318;
  --over-bg: #fdecea;
  --comp: #067647;
  --comp-bg: #e7f6ee;
  --under: #175cd3;
  --under-bg: #e8f0fd;
  --insuf: #8a5a00;
  --insuf-bg: #fff4dc;
  --radius: 10px;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  color: var(--ink);
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); font-size: 14px; }
h1, h2, h3 { margin: 0; }

.topbar { display: flex; justify-content: space-between; align-items: center; padding: 14px 28px; background: #1e1442; color: #fff; }
.brand { display: flex; gap: 12px; align-items: center; }
.brand h1 { font-size: 20px; }
.brand p { margin: 2px 0 0; font-size: 12px; opacity: 0.8; }
.logo { width: 38px; height: 38px; border-radius: 10px; display: grid; place-items: center; background: var(--brand); font-size: 22px; font-weight: 700; }
.user { font-size: 13px; opacity: 0.9; }

.mock-banner { background: #fff8e1; color: #6b4e00; border-bottom: 1px solid #f1dfa6; padding: 8px 28px; font-size: 13px; }

.tabs { display: flex; gap: 4px; overflow-x: auto; padding: 0 28px; background: var(--panel); border-bottom: 1px solid var(--line); }
.tab { white-space: nowrap; border: 0; background: none; padding: 14px 16px; font: inherit; color: var(--muted); cursor: pointer; border-bottom: 3px solid transparent; }
.tab.active { color: var(--brand); border-bottom-color: var(--brand); font-weight: 600; }
.badge { display: inline-block; min-width: 20px; padding: 1px 6px; border-radius: 10px; background: var(--over); color: #fff; font-size: 11px; text-align: center; }
.badge.zero { background: var(--line); color: var(--muted); }

main { padding: 20px 28px 40px; max-width: 1500px; margin: 0 auto; }
.panel[hidden] { display: none; }

.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin-bottom: 16px; }
.kpi { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 14px; cursor: default; }
.kpi[data-status] { cursor: pointer; }
.kpi[data-status]:hover { border-color: var(--brand); }
.kpi .label { color: var(--muted); font-size: 12px; }
.kpi .value { font-size: 24px; font-weight: 700; margin-top: 4px; }
.kpi .sub { color: var(--muted); font-size: 12px; margin-top: 2px; }

.toolbar { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 12px; }
.toolbar input, .toolbar select, .rules input, .rules select { font: inherit; padding: 7px 10px; border: 1px solid var(--line); border-radius: 8px; background: #fff; }
.toolbar input[type="search"] { min-width: 240px; }
.spacer { flex: 1; }

.btn { font: inherit; padding: 7px 14px; border-radius: 8px; border: 1px solid var(--line); background: #fff; cursor: pointer; }
.btn:hover:not(:disabled) { border-color: var(--brand); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn.primary { background: var(--brand); color: var(--brand-ink); border-color: var(--brand); }
.btn.small { padding: 4px 10px; font-size: 12px; }
.btn.ok { color: var(--comp); }
.btn.no { color: var(--over); }
.icon-btn { border: 0; background: none; font-size: 18px; cursor: pointer; color: var(--muted); }

.table-wrap { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); overflow: auto; }
.grid { width: 100%; border-collapse: collapse; }
.grid th, .grid td { padding: 10px 12px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: middle; white-space: nowrap; }
.grid th { background: #f8f9fc; color: var(--muted); font-weight: 600; font-size: 12px; position: sticky; top: 0; }
.grid td.num, .grid th.num { text-align: right; font-variant-numeric: tabular-nums; }
.grid tbody tr:hover { background: #faf8ff; }
.grid tbody tr:last-child td { border-bottom: 0; }
.prod { cursor: pointer; }
.prod .name { font-weight: 600; color: var(--ink); white-space: normal; }
.prod .meta { color: var(--muted); font-size: 12px; }
.prod:hover .name { color: var(--brand); text-decoration: underline; }
.muted { color: var(--muted); }
.floor-flag { display: block; font-size: 11px; color: var(--insuf); }

.pill { display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.pill.overpriced { background: var(--over-bg); color: var(--over); }
.pill.competitive { background: var(--comp-bg); color: var(--comp); }
.pill.underpriced { background: var(--under-bg); color: var(--under); }
.pill.insufficient { background: var(--insuf-bg); color: var(--insuf); }
.pill.exact { background: var(--comp-bg); color: var(--comp); }
.pill.comparable { background: var(--under-bg); color: var(--under); }
.pill.uncertain { background: var(--insuf-bg); color: var(--insuf); }
.pill.approved { background: var(--comp-bg); color: var(--comp); }
.pill.rejected { background: var(--over-bg); color: var(--over); }
.pill.stale { background: #f2f4f7; color: var(--muted); }

.decision { display: flex; gap: 6px; align-items: center; }
.gap-pos { color: var(--over); }
.gap-neg { color: var(--under); }

.hint { color: var(--muted); margin: 0 0 12px; }

.review-list { display: grid; gap: 12px; }
.review-card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; display: grid; grid-template-columns: 1fr 1fr auto; gap: 16px; align-items: center; }
.review-card h3 { font-size: 14px; }
.review-card .vs { color: var(--muted); font-size: 12px; margin-bottom: 4px; }
.review-card .note { color: var(--insuf); font-size: 12px; margin-top: 4px; }
.review-empty { background: var(--panel); border: 1px dashed var(--line); border-radius: var(--radius); padding: 30px; text-align: center; color: var(--muted); }

.bars { display: grid; gap: 4px; font-size: 12px; max-width: 320px; }
.bar { display: grid; grid-template-columns: 70px 1fr 32px; gap: 8px; align-items: center; }
.bar .track { height: 6px; background: var(--line); border-radius: 3px; overflow: hidden; }
.bar .fill { height: 100%; background: var(--brand); }

.rules { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 16px; }
.rules fieldset { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; display: grid; gap: 12px; margin: 0; }
.rules legend { font-weight: 600; padding: 0 4px; }
.rules label { display: grid; gap: 4px; color: var(--muted); font-size: 13px; }
.rules label.check { display: flex; gap: 8px; align-items: center; }
.formula { margin: 0; font-size: 12px; color: var(--muted); background: #f8f9fc; padding: 8px 10px; border-radius: 6px; }
.form-actions { grid-column: 1 / -1; display: flex; justify-content: flex-end; gap: 8px; }

dialog { width: min(1240px, 96vw); border: 0; border-radius: 14px; padding: 0; box-shadow: 0 20px 60px rgba(20, 20, 50, 0.3); }
dialog::backdrop { background: rgba(20, 20, 40, 0.45); }
.dialog-head { display: flex; justify-content: space-between; align-items: flex-start; padding: 18px 22px; border-bottom: 1px solid var(--line); }
.dialog-head h2 { font-size: 18px; }
#detailBody { padding: 18px 22px 22px; display: grid; gap: 18px; }
.calc { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 10px; }
.calc div { background: #f8f9fc; border-radius: 8px; padding: 10px 12px; }
.calc .k { color: var(--muted); font-size: 12px; }
.calc .v { font-size: 18px; font-weight: 700; margin-top: 2px; }
.rationale { background: #f5f1ff; border-left: 4px solid var(--brand); padding: 10px 14px; border-radius: 6px; }
.excluded td { color: #98a2b3; }
.detail-actions { display: flex; justify-content: flex-end; gap: 8px; }

.toast { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%) translateY(80px); background: #1e1442; color: #fff; padding: 10px 18px; border-radius: 8px; transition: transform 0.25s; pointer-events: none; }
.toast.show { transform: translateX(-50%) translateY(0); }

@media (max-width: 800px) {
  .topbar, .tabs, main, .mock-banner { padding-left: 14px; padding-right: 14px; }
  .review-card { grid-template-columns: 1fr; }
  .user { display: none; }
}