/* Prime Scan: achromatic ledger. Ink chrome, colour only on the outcome of a scan.
   Grid arithmetic (1440): canvas 1440 - 2*32 gutter = 1376; 12 columns, 12px gap:
   column = (1376 - 11*12) / 12 = 103.67; main = 8 cols = 8*103.67 + 7*12 = 913.3; side = 4 cols = 4*103.67 + 3*12 = 450.7;
   913.3 + 12 + 450.7 = 1376. */
:root {
  --ground: #f2f4f7;
  --surface: #ffffff;
  --raised: #eeeeee;
  --border: #e3e6ea;
  --rule: #f0f0f0;
  --control: #d4d4d4;
  --text: #0a0a0a;
  --muted: #6b6b6b;
  --accent: #141414;
  --positive: #2e7d32;
  --negative: #c4242a;
  --pill-positive-bg: #dcfae5; --pill-positive-ink: #04250e;
  --pill-negative-bg: #ffedea; --pill-negative-ink: #831c1e;
  --pill-warning-bg: #fffbeb; --pill-warning-ink: #92400e;
  --pill-neutral-bg: #eeeeee; --pill-neutral-ink: #3d3d3d;
  --radius-card: 8px;
  --radius-control: 6px;
  --row-height: 44px;
  --gap: 12px;
  --pad: 24px;
  --gutter: 32px;
  --control-height: 36px;
  --fs-title: 24px;
  --fs-section: 16px;
  --fs-kpi: 30px;
  --fs-body: 14px;
  --fs-small: 13px;
  --sans: "Geist", Inter, system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "Geist Mono", ui-monospace, "SF Mono", Menlo, monospace;
}
* { box-sizing: border-box; }
html { background: var(--ground); }
body { margin: 0; background: var(--ground); color: var(--text); font: 400 var(--fs-body)/1.45 var(--sans); font-variant-numeric: tabular-nums; -webkit-font-smoothing: antialiased; }
h1, h2, p, ol { margin: 0; padding: 0; }
ol { list-style: none; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.bar { gap: 12px; display: flex; align-items: center; justify-content: space-between; padding: 0 var(--gutter); height: 56px; }
.brand { display: flex; align-items: baseline; gap: 12px; min-width: 0; }
.mark { white-space: nowrap; }
.mark { font-weight: 500; font-size: var(--fs-section); }
.account, .muted { color: var(--muted); font-size: var(--fs-body); }
.account { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.account:empty { display: none; }

main { padding: 8px var(--gutter) 48px; max-width: 1560px; margin: 0 auto; }
.title { margin: 20px 0 24px; }
h1 { font-size: var(--fs-title); font-weight: 500; letter-spacing: -0.01em; line-height: 1.2; }
.finding { margin-top: 6px; color: var(--muted); font-size: var(--fs-body); }
.finding strong { color: var(--text); font-weight: 500; }

.grid { display: grid; grid-template-columns: 8fr 4fr; gap: var(--gap); align-items: start; }
.grid > * { min-width: 0; }
.side { display: grid; gap: var(--gap); }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-card); }
.scan { padding: var(--pad); display: flex; flex-direction: column; gap: 24px; }

label { display: block; font-size: var(--fs-section); font-weight: 500; margin-bottom: 10px; }
.field { display: flex; gap: 8px; }
input { flex: 1; min-width: 0; height: 64px; padding: 0 18px; border: 1px solid var(--control); border-radius: var(--radius-control); background: var(--surface); color: var(--text); font: 400 28px/1 var(--mono); letter-spacing: 0.02em; }
input::placeholder { color: var(--muted); font: 400 var(--fs-section)/1 var(--sans); letter-spacing: 0; }
input:focus-visible { outline: 2px solid var(--accent); outline-offset: 0; border-color: var(--accent); }
.hint { margin-top: 10px; color: var(--muted); font-size: var(--fs-small); }

.btn { flex: none; height: var(--control-height); padding: 0 16px; border-radius: var(--radius-control); border: 1px solid transparent; font: 500 var(--fs-body)/1 var(--sans); cursor: pointer; transition: transform 80ms ease, background-color 120ms ease; }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--accent); color: #fff; height: 64px; padding: 0 28px; font-size: var(--fs-section); }
.btn-primary:hover { background: #2a2a2a; }
.btn-secondary { background: var(--raised); color: var(--text); }
.btn-secondary:hover { background: #e3e3e3; }
.btn-secondary[aria-pressed="false"] { color: var(--muted); }

/* the result of the last scan */
.result { display: flex; flex-direction: column; justify-content: flex-start; border-radius: var(--radius-control); }
.result .empty { display: grid; place-items: center; min-height: 200px; border: 1px dashed var(--control); border-radius: var(--radius-card); color: var(--muted); }
.result-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.result-head .when { margin-left: auto; color: var(--muted); font-size: var(--fs-small); }
.headline { margin-top: 14px; font-size: 20px; font-weight: 500; line-height: 1.3; }
.receipt { margin-top: 6px; font: 500 40px/1.1 var(--mono); letter-spacing: -0.01em; overflow-wrap: anywhere; }
.facts { margin: 24px 0 0; display: grid; grid-template-columns: 1fr 1fr; gap: 20px 24px; }
.facts div { min-width: 0; }
.facts dt { color: var(--muted); font-size: var(--fs-small); margin-bottom: 2px; }
.facts dd { margin: 0; text-align: left; font-size: var(--fs-section); overflow-wrap: anywhere; }
.facts .unit { color: var(--muted); font-size: var(--fs-small); margin-inline-start: 4px; }
.facts .sub { display: block; color: var(--muted); font-size: var(--fs-body); }
.steps .arrow { color: var(--muted); margin: 0 6px; }
.loading .bar-grey { height: 30px; width: 55%; background: var(--raised); border-radius: 4px; margin-top: 14px; }
.loading .bar-grey.short { height: 16px; width: 35%; }

/* pills: inside rows and beside a value only */
.pill { display: inline-flex; align-items: center; height: 22px; padding: 0 10px; border-radius: 11px; font-size: var(--fs-small); font-weight: 500; white-space: nowrap; background: var(--pill-neutral-bg); color: var(--pill-neutral-ink); }
.pill[data-status="moved"] { background: var(--pill-positive-bg); color: var(--pill-positive-ink); }
.pill[data-status="skipped"] { background: var(--pill-warning-bg); color: var(--pill-warning-ink); }
.pill[data-status="notfound"], .pill[data-status="failed"], .pill[data-status="ambiguous"] { background: var(--pill-negative-bg); color: var(--pill-negative-ink); }

/* totals are type, not tiles */
.counts { display: grid; grid-template-columns: repeat(3, 1fr); padding: var(--pad) 0; }
.counts > div { padding: 0 var(--pad); display: flex; flex-direction: column; gap: 4px; }
.counts > div + div { border-inline-start: 1px solid var(--rule); }
.counts .n { font-size: var(--fs-kpi); font-weight: 700; line-height: 1.1; }
.counts .n.zero { color: var(--muted); font-weight: 400; }
.counts .l { color: var(--muted); font-size: var(--fs-small); }

.log { padding: 18px 0 8px; }
.log-head { display: flex; align-items: center; justify-content: space-between; padding: 0 var(--pad) 12px; }
.log h2 { font-size: var(--fs-section); font-weight: 500; }
.daynav { display: flex; gap: 6px; }
.btn.icon { width: 32px; height: 32px; padding: 0; font-size: 18px; line-height: 1; }
.btn:disabled { opacity: 0.4; cursor: default; }
.seg { display: flex; gap: 6px; padding: 0 var(--pad) 12px; }
.seg button { height: 28px; padding: 0 12px; border: 0; border-radius: 14px; background: transparent; color: var(--muted); font: 500 var(--fs-small)/1 var(--sans); cursor: pointer; }
.seg button[aria-pressed="true"] { background: var(--raised); color: var(--text); }
.seg span { font-weight: 400; margin-inline-start: 4px; }
.log .amt { font-size: var(--fs-body); text-align: right; white-space: nowrap; }
.log .amt .unit { color: var(--muted); font-size: var(--fs-small); margin-inline-start: 4px; }
.log ol { max-height: 420px; overflow-y: auto; }
.log li { display: grid; grid-template-columns: 62px 1fr auto; align-items: center; gap: 12px; min-height: var(--row-height); padding: 6px var(--pad); border-top: 1px solid var(--rule); }
.log .t { color: var(--muted); font-size: var(--fs-small); }
.log .who { min-width: 0; }
.log .no { font: 500 var(--fs-body)/1.3 var(--mono); }
.log .name { display: block; color: var(--muted); font-size: var(--fs-small); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.log .empty-row { display: block; color: var(--muted); border-top: 1px dashed var(--control); margin: 0 var(--pad) 16px; padding: 12px 0 0; min-height: 0; }

@media (max-width: 960px) {
  :root { --gutter: 16px; --pad: 16px; }
  .grid { grid-template-columns: 1fr; }
  input { height: 56px; font-size: 22px; }
  .btn-primary { height: 56px; padding: 0 18px; }
  .facts { grid-template-columns: 1fr; }
  .counts > div { padding: 0 var(--pad); }
}
@media (prefers-reduced-motion: reduce) { .btn { transition: none; } }

/* sign-in */
.signin main { display: grid; place-items: start center; padding-top: 12vh; }
.login { width: 100%; max-width: 400px; padding: 32px var(--pad) var(--pad); }
.login form { margin-top: 24px; display: grid; gap: 6px; }
.login label { font-size: var(--fs-body); margin: 10px 0 0; }
input.plain { height: 44px; padding: 0 12px; font: 400 var(--fs-section)/1 var(--sans); letter-spacing: 0; }
.login .btn-primary { height: 44px; margin-top: 18px; font-size: var(--fs-body); }
.login .btn-primary:disabled { background: var(--muted); cursor: default; }
.error { margin-top: 8px; padding: 10px 12px; border-radius: var(--radius-control); background: var(--pill-negative-bg); color: var(--pill-negative-ink); font-size: var(--fs-body); }
.error[hidden] { display: none; }
.bar .actions { display: flex; gap: 8px; }