:root {
  --bg: #f6f7fb; --panel: #fff; --ink: #11131c; --muted: #5d6273; --line: #e2e4ee;
  --accent: #7a3fd1; --pale: #f2ecfc; --ok: #11795c; --ok-soft: #e4f4ee; --bad: #b42318; --bad-soft: #fdecea; --warn: #8a5300; --warn-soft: #fdf3e1;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0e1016; --panel: #161922; --ink: #e7e9f0; --muted: #9aa0b2; --line: #262a36; --accent: #b99aff; --pale: #2a1d40; --ok: #5fd3ab; --ok-soft: #12302a; --bad: #ff7b6e; --bad-soft: #341815; --warn: #f0b85a; --warn-soft: #32270f; color-scheme: dark; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.55 var(--sans); }
a { color: var(--accent); }
h1, h2 { letter-spacing: -0.02em; line-height: 1.15; }
.top { display: flex; align-items: center; gap: 8px 20px; flex-wrap: wrap; padding: 14px 20px; background: var(--panel); border-bottom: 1px solid var(--line); }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; color: var(--ink); text-decoration: none; font-size: 18px; }
.tag { margin: 0; color: var(--muted); font-size: 14px; flex: 1; min-width: 220px; }
.top nav a { font-size: 14px; text-decoration: none; }
.foot { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 6px 24px; padding: 18px 20px 28px; color: var(--muted); font-size: 13px; }
.loading { padding: 40px 20px; color: var(--muted); }
main { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.hero { padding: 36px 0 20px; max-width: 780px; }
.hero h1 { font-size: clamp(28px, 4.4vw, 44px); margin: 0 0 12px; }
.hl { color: var(--accent); }
.lead { color: var(--muted); font-size: 17px; margin: 0; }
.grid { display: grid; grid-template-columns: minmax(300px, 440px) minmax(0, 1fr); gap: 20px; align-items: start; }
@media (max-width: 900px) { .grid { grid-template-columns: minmax(0, 1fr); } }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 18px; min-width: 0; }
.inputs { display: grid; gap: 14px; }
.field { display: grid; gap: 6px; }
.label-row { display: flex; justify-content: space-between; gap: 8px; flex-wrap: wrap; align-items: center; }
label { font-size: 13.5px; color: var(--muted); font-weight: 600; }
.file input { font-size: 13px; max-width: 100%; }
textarea { font: 12.5px/1.5 var(--mono); color: var(--ink); background: var(--bg); border: 1px solid var(--line); border-radius: 10px; padding: 10px; width: 100%; resize: vertical; white-space: pre; overflow: auto; }
select { font: inherit; color: var(--ink); background: var(--bg); border: 1px solid var(--line); border-radius: 8px; padding: 6px 8px; margin: 0 4px; }
.window { display: block; font-weight: 500; color: var(--ink); }
.hint { margin: 0; font-size: 13px; color: var(--muted); }
textarea:focus-visible, select:focus-visible, button:focus-visible, input:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
button { font: inherit; font-weight: 600; font-size: 14px; border-radius: 999px; border: 1px solid var(--accent); background: var(--accent); color: #fff; padding: 9px 16px; min-height: 40px; cursor: pointer; justify-self: start; }
@media (prefers-color-scheme: dark) { button { color: #0b0e20; } }
button.ghost { background: transparent; color: var(--accent); }
.results { display: grid; gap: 12px; }
.results h2 { font-size: 16px; margin: 10px 0 0; display: flex; gap: 8px; align-items: center; }
.count { font-size: 12px; background: var(--pale); color: var(--accent); border-radius: 999px; padding: 1px 9px; }
.verdict { padding: 12px 16px; border-radius: 12px; display: grid; gap: 2px; }
.verdict strong { font-size: 20px; }
.verdict span { font-size: 14px; overflow-wrap: anywhere; }
.verdict.ok { background: var(--ok-soft); color: var(--ok); }
.verdict.bad { background: var(--bad-soft); color: var(--bad); }
.note { margin: 0; font-size: 14px; color: var(--warn); }
.problems { padding: 12px 14px; border-radius: 10px; background: var(--bad-soft); color: var(--bad); overflow-wrap: anywhere; }
.problems ul { margin: 6px 0 0; padding-left: 18px; }
.table-wrap { overflow-x: auto; }
.balances { border-collapse: collapse; width: 100%; font-variant-numeric: tabular-nums; }
@media (max-width: 560px) { .card { padding: 12px; } .balances { font-size: 12.5px; } .balances th, .balances td { padding: 6px 3px; } .balances thead th { font-size: 11.5px; } }
.balances th, .balances td { padding: 6px 10px; border-bottom: 1px solid var(--line); text-align: right; }
.balances thead th { font-size: 12.5px; color: var(--muted); }
.balances tbody th { text-align: left; }
.balances td.diff { color: var(--bad); font-weight: 650; }
.why, .lines { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.why li { display: grid; grid-template-columns: 120px 1fr; gap: 10px; padding: 6px 10px; background: var(--bg); border-radius: 8px; }
.why .total { background: var(--pale); font-weight: 650; }
.amt { font-family: var(--mono); text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.lines li { display: grid; grid-template-columns: 110px 1fr; gap: 2px 12px; padding: 8px 12px; border-radius: 10px; border-left: 4px solid var(--line); background: var(--bg); }
.lines .what { overflow-wrap: anywhere; }
.lines .why-small { grid-column: 2; font-size: 13px; color: var(--muted); overflow-wrap: anywhere; }
.lines .matched { border-color: var(--ok); }
.lines .bank, .lines .ledger { border-color: var(--bad); }
.lines .question { border-color: var(--warn); }
@media (max-width: 560px) { .why li, .lines li { grid-template-columns: 1fr; } .lines .why-small { grid-column: 1; } .amt { text-align: left; } }
.actions { margin-top: 8px; }
.explain { padding: 28px 0 8px; max-width: 820px; }
.explain h2 { font-size: 22px; }
.explain li, .explain p { color: var(--muted); }
#blazor-error-ui { display: none; position: fixed; bottom: 0; left: 0; right: 0; padding: 12px 20px; background: var(--bad-soft); color: var(--bad); }
.examples { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
button.chip { font-size: 13px; padding: 5px 12px; min-height: 34px; background: transparent; color: var(--ink); border-color: var(--line); font-weight: 550; }
.fields { width: 100%; border-collapse: collapse; font-size: 14px; }
.fields th, .fields td { text-align: left; padding: 6px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
.fields thead th { font-size: 12.5px; color: var(--muted); }
.fields td.num { font-family: var(--mono); color: var(--muted); white-space: nowrap; }
.fields td.val { overflow-wrap: anywhere; word-break: break-word; }
.fields td.val code { font-family: var(--mono); font-size: 13px; }
.fields .meaning { display: block; color: var(--muted); font-size: 13px; }
.fields tr.sub td { font-size: 13px; background: var(--bg); }
.fields tr.sub td.num { padding-left: 18px; }
@media (max-width: 640px) {
  .fields thead { display: none; }
  .fields, .fields tbody, .fields tr, .fields td { display: block; width: 100%; }
  .fields tr { border-bottom: 1px solid var(--line); padding: 6px 0; }
  .fields td { border: 0; padding: 1px 4px; }
}