/* Registry ledger: ruled rows, tabular figures, one ink-blue accent for formations. */
:root {
  --bg: #f6f7f9;
  --panel: #ffffff;
  --fg: #16202e;
  --muted: #5b6676;
  --line: #e1e5eb;
  --ink: #1f4d8f;
  --ink-soft: #dce6f4;
  --grid: #edf0f4;
  --bar-muted: #9aa6b6;
  --bad: #b3261e;
  --bad-soft: #fbeae8;
  --shadow: 0 1px 2px rgba(22, 32, 46, .06), 0 4px 16px rgba(22, 32, 46, .06);
  /* one color per state, the same in every chart */
  --s0: #1f4d8f; --s1: #c2571a; --s2: #2a8a6b; --s3: #8b3fa8;
  --s4: #b8922a; --s5: #c23a5a; --s6: #4b8fbf; --s7: #6b7a3a; --s8: #1b8a8f;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;
  --radius: 8px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f141b;
    --panel: #161d27;
    --fg: #e6ebf2;
    --muted: #9aa6b6;
    --line: #273142;
    --ink: #7fa8e6;
    --ink-soft: #1d2b40;
    --grid: #1e2734;
    --bar-muted: #5d6a7c;
    --bad: #f2b8b5;
    --bad-soft: #3a1d1b;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 4px 16px rgba(0, 0, 0, .25);
    --s0: #7fa8e6; --s1: #ec9a63; --s2: #6cc6a4; --s3: #c08ad8;
    --s4: #dcc06a; --s5: #ec7f99; --s6: #8cc3e8; --s7: #aebd78; --s8: #6fd0d4;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }  /* the attribute must win over classes that set display */
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 15px/1.5 var(--sans);
  -webkit-font-smoothing: antialiased;
}
a { color: var(--ink); }
button, input, select { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--ink); outline-offset: 2px; }

/* --- sign-in --- */
.login-page { min-height: 100vh; display: grid; place-items: center; padding: 24px 16px; }
.login-card {
  width: min(100%, 380px);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: var(--shadow);
  padding: 32px 28px 28px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.login-mark, .brand-mark {
  font: 600 13px/1 var(--sans);
  letter-spacing: .06em;
  color: var(--panel);
  background: var(--ink);
  border-radius: 6px;
  display: inline-grid;
  place-items: center;
}
.login-mark { width: 40px; height: 40px; font-size: 15px; margin-bottom: 8px; }
.login-card h1 { margin: 0; font: 400 26px/1.2 var(--serif); }
.login-sub { margin: 0 0 14px; color: var(--muted); font-size: 14px; }
.login-error {
  margin: 0 0 10px;
  padding: 10px 12px;
  border-radius: var(--radius);
  background: var(--bad-soft);
  color: var(--bad);
  font-size: 14px;
}
.login-form { display: flex; flex-direction: column; gap: 6px; }
.login-form label { font-size: 13px; color: var(--muted); margin-top: 8px; }
.login-form input {
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg);
}
.login-form button {
  margin-top: 18px;
  padding: 11px 14px;
  border: 0;
  border-radius: var(--radius);
  background: var(--ink);
  color: var(--panel);
  font-weight: 600;
  cursor: pointer;
}
.login-form button:hover { filter: brightness(1.08); }

/* --- top bar --- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 5;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
}
.topbar-inner {
  max-width: 1240px;
  margin: 0 auto;
  padding: 10px 16px;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 600; }
.brand-mark { width: 28px; height: 28px; }
.updated { color: var(--muted); font-size: 13px; flex: 1 1 auto; }
.logout { display: flex; align-items: center; gap: 10px; margin: 0; }
.who { font-size: 13px; color: var(--muted); }
.logout button, .button {
  display: inline-block;
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  font-size: 13px;
  text-decoration: none;
  color: var(--fg);
  cursor: pointer;
}
.logout button:hover, .button:hover { border-color: var(--ink); color: var(--ink); }

/* --- page --- */
.page {
  max-width: 1240px;
  margin: 0 auto;
  padding: 28px 16px 48px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.intro-row { display: flex; align-items: center; gap: 12px 18px; flex-wrap: wrap; margin-bottom: 6px; }
.intro h1 { margin: 0; font: 400 32px/1.15 var(--serif); text-wrap: balance; }
.state-pick select {
  padding: 7px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
}
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.takeaway { margin: 0; color: var(--muted); max-width: 70ch; }
.takeaway b { color: var(--fg); font-weight: 600; font-variant-numeric: tabular-nums; }
.notice {
  margin: 0;
  padding: 12px 14px;
  border-radius: var(--radius);
  background: var(--ink-soft);
  border: 1px solid var(--line);
}
.notice-bad { background: var(--bad-soft); color: var(--bad); }

.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 200px), 1fr)); gap: 14px; }
.tile, .card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  min-width: 0;
}
.tile { padding: 16px 18px; display: flex; flex-direction: column; gap: 4px; }
.tile-label { font-size: 12px; letter-spacing: .05em; text-transform: uppercase; color: var(--muted); }
.tile-value { font: 400 32px/1.1 var(--serif); font-variant-numeric: tabular-nums; }
.tile-note { font-size: 13px; color: var(--muted); }

.row { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 380px), 1fr)); gap: 14px; }
.card { padding: 18px 20px; display: flex; flex-direction: column; gap: 8px; }
.card h2 { margin: 0; font-size: 17px; font-weight: 600; }
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.note { margin: 0; color: var(--muted); font-size: 13px; }

.chart { position: relative; min-height: 200px; }
.chart-tall { min-height: 260px; }
.chart svg { display: block; width: 100%; height: auto; overflow: visible; }
.chart text { font-family: var(--sans); font-size: 11px; fill: var(--muted); }
.chart .label-strong { fill: var(--fg); }
.chart .grid { stroke: var(--grid); }
.chart .axis { stroke: var(--line); }
.chart .bar { fill: var(--ink); }
.chart .bar-muted { fill: var(--bar-muted); }
.chart .clickable { cursor: pointer; }
.chart rect:hover { opacity: .8; }
.s0 { fill: var(--s0); background: var(--s0); } .s1 { fill: var(--s1); background: var(--s1); }
.s2 { fill: var(--s2); background: var(--s2); } .s3 { fill: var(--s3); background: var(--s3); }
.s4 { fill: var(--s4); background: var(--s4); } .s5 { fill: var(--s5); background: var(--s5); }
.s6 { fill: var(--s6); background: var(--s6); } .s7 { fill: var(--s7); background: var(--s7); }
.s8 { fill: var(--s8); background: var(--s8); }
.legend { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 6px 16px; font-size: 13px; }
.legend li { display: inline-flex; align-items: center; gap: 6px; }
.swatch { width: 10px; height: 10px; border-radius: 2px; display: inline-block; }
.badge {
  display: inline-block;
  min-width: 30px;
  padding: 1px 6px;
  border-radius: 4px;
  color: var(--panel);
  font-size: 11px;
  font-weight: 700;
  text-align: center;
  letter-spacing: .03em;
}
.table .contact-role { display: block; color: var(--muted); font-size: 12px; }
.table a { color: var(--fg); }
.foot p { margin: 0 0 6px; }
.foot .failing { color: var(--bad); }

.tip {
  position: fixed;
  z-index: 10;
  pointer-events: none;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 6px;
  box-shadow: var(--shadow);
  padding: 6px 10px;
  font-size: 12px;
  white-space: nowrap;
  opacity: 0;
  transition: opacity .1s;
}
.tip b { font-variant-numeric: tabular-nums; }

.controls { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 4px; }
.controls input, .controls select {
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg);
  font-size: 14px;
  min-width: 0;
}
.controls input { flex: 1 1 240px; }
.count { margin: 0; font-size: 13px; color: var(--muted); }

.table-wrap { overflow: auto; max-height: 640px; border: 1px solid var(--line); border-radius: var(--radius); }
.table { width: 100%; border-collapse: collapse; font-size: 13px; }
.table th {
  position: sticky;
  top: 0;
  background: var(--panel);
  text-align: left;
  font-weight: 600;
  color: var(--muted);
  border-bottom: 1px solid var(--line);
  padding: 8px 10px;
  white-space: nowrap;
}
.table th button { all: unset; cursor: pointer; }
.table th button:focus-visible { outline: 2px solid var(--ink); outline-offset: 2px; }
.table th[aria-sort="ascending"] button::after { content: " ▲"; font-size: 9px; }
.table th[aria-sort="descending"] button::after { content: " ▼"; font-size: 9px; }
.table td { padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
.table tbody tr:nth-child(even) td { background: var(--bg); }
.table tbody tr:last-child td { border-bottom: 0; }
.table .date { white-space: nowrap; font-variant-numeric: tabular-nums; }
.table .name { font-weight: 600; min-width: 200px; }
.table .addr { color: var(--muted); min-width: 180px; }
.table .empty { text-align: center; color: var(--muted); padding: 28px; }
.more { display: flex; justify-content: center; }

.foot { color: var(--muted); font-size: 12px; max-width: 90ch; }

@media (max-width: 640px) {
  .intro h1 { font-size: 26px; }
  .tile-value { font-size: 26px; }
  .who { display: none; }
  .topbar { position: static; }
  .topbar-inner { gap: 6px 12px; }
  .logout { margin-left: auto; }
  .updated { order: 3; flex-basis: 100%; font-size: 12px; }
}
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}