:root {
  color-scheme: light;
  --ink: #172033;
  --muted: #5b6578;
  --line: #d8dfd6;
  --green: #1a5c1a;
  --yellow: #f1c84b;
  --red: #bb3030;
  --blue: #2468a8;
  --bg: #f7f8f5;
  --panel: #ffffff;
  --shadow: 0 12px 30px rgba(25, 40, 25, 0.08);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--ink);
  background: var(--bg);
}
a { color: inherit; }
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 18px;
  background: #ffffff;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 10;
}
.brand { display: flex; flex-direction: column; gap: 2px; }
.brand strong { color: var(--green); font-size: 20px; }
.brand span { color: var(--muted); font-size: 13px; }
.nav { display: flex; flex-wrap: wrap; gap: 8px; }
.nav a, button, .button {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  border-radius: 7px;
  padding: 10px 13px;
  text-decoration: none;
  font: inherit;
  cursor: pointer;
}
button.primary, .button.primary, .segmented button.active {
  background: var(--green);
  color: #fff;
  border-color: var(--green);
}
button.warn { background: var(--red); color: #fff; border-color: var(--red); }
button:disabled { opacity: .55; cursor: not-allowed; }
.wrap { width: min(1180px, calc(100% - 28px)); margin: 18px auto 40px; }
.grid { display: grid; gap: 14px; }
.home-grid { grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); }
.panel, .card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}
.panel { padding: 16px; }
.card { padding: 16px; text-decoration: none; }
.card strong { display: block; color: var(--green); font-size: 20px; margin-bottom: 8px; }
.muted { color: var(--muted); }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 10px; margin-bottom: 14px; }
.stat { background: #fff; border: 1px solid var(--line); border-radius: 8px; padding: 12px; }
.stat span { display: block; color: var(--muted); font-size: 12px; }
.stat strong { font-size: 24px; color: var(--green); }
.tabs, .segmented { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 12px; }
.tabs button.active { border-color: var(--green); color: var(--green); font-weight: bold; }
table { width: 100%; border-collapse: collapse; background: #fff; }
th, td { border-bottom: 1px solid var(--line); padding: 9px; text-align: left; font-size: 14px; }
th { color: var(--green); background: #f1f6ef; position: sticky; top: 58px; }
tr.top3 td { background: #fff7d4; }
.missing { color: var(--red); font-weight: bold; }
.filters, form.row { display: flex; flex-wrap: wrap; gap: 9px; align-items: end; margin-bottom: 12px; }
label { display: grid; gap: 5px; color: var(--muted); font-size: 13px; }
input, select {
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 10px;
  font: inherit;
  min-height: 42px;
  background: #fff;
}
.flash { min-height: 22px; margin: 10px 0; font-weight: bold; }
.flash.ok { color: var(--green); }
.flash.error { color: var(--red); }
.entry-shell { display: grid; grid-template-columns: minmax(260px, 380px) 1fr; gap: 16px; }
.numpad { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.numpad button { min-height: 62px; font-size: 24px; }
.bib-display { font-size: 42px; text-align: center; background: #fff; border: 1px solid var(--line); border-radius: 8px; padding: 16px; margin-bottom: 10px; min-height: 83px; }
.entry-form input { font-size: 22px; }
.queue { max-height: 68vh; overflow: auto; }
.queue button { width: 100%; display: flex; justify-content: space-between; margin-bottom: 6px; }
.done { color: var(--green); font-weight: bold; }
.attempts { display: grid; gap: 10px; }
.attempt-row { display: grid; grid-template-columns: 110px 1fr 90px; gap: 8px; align-items: center; }
.attempt-row.best { outline: 3px solid var(--yellow); border-radius: 8px; padding: 4px; }
@media (max-width: 780px) {
  .topbar { align-items: flex-start; flex-direction: column; }
  .entry-shell { grid-template-columns: 1fr; }
  th, td { font-size: 13px; padding: 7px; }
}