:root {
  --bg: #f5f6f8;
  --panel: #ffffff;
  --text: #1c2330;
  --muted: #667085;
  --line: #e2e5ea;
  --accent: #1d6fe0;
  --accent-text: #ffffff;
  --go: #12a150;
  --danger: #d63b3b;
  --warn-bg: #fff5d6;
  --radius: 10px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12151b;
    --panel: #1b2029;
    --text: #e7eaf0;
    --muted: #98a2b3;
    --line: #2c3340;
    --accent: #4b8ff0;
    --go: #22c06a;
    --danger: #ef5b5b;
    --warn-bg: #3a3215;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font: 15px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}
a { color: var(--accent); }

.topbar {
  position: sticky; top: 0; z-index: 10;
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px 16px;
  padding: 10px 16px;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
}
.brand { font-weight: 700; text-decoration: none; color: var(--text); white-space: nowrap; }
#race-picker { max-width: 260px; }
#nav { display: flex; flex-wrap: wrap; gap: 4px; }
#user-box { margin-left: auto; gap: 4px; }
body.login .topbar { display: none; }
.login-box { max-width: 360px; margin: 12vh auto 0; display: grid; gap: 12px; }
.login-box h1 { text-align: center; }
#nav a {
  padding: 6px 10px; border-radius: 8px;
  text-decoration: none; color: var(--muted); font-weight: 500;
}
#nav a.active { background: var(--accent); color: var(--accent-text); }

main { max-width: 1200px; margin: 0 auto; padding: 16px; }
h1 { font-size: 1.4rem; margin: 4px 0 16px; }
h2 { font-size: 1.1rem; margin: 0 0 12px; }

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 16px;
}
.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 480px), 1fr)); }
.row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.row.space { justify-content: space-between; }
.muted { color: var(--muted); }
.small { font-size: 0.85rem; }

button, .btn {
  font: inherit; cursor: pointer;
  padding: 7px 14px; border-radius: 8px;
  border: 1px solid var(--line); background: var(--panel); color: var(--text);
}
button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
button.danger { color: var(--danger); }
button.link { border: none; background: none; color: var(--accent); padding: 2px 6px; }
button:disabled { opacity: 0.5; cursor: default; }

input, select, textarea {
  font: inherit; color: var(--text); background: var(--bg);
  border: 1px solid var(--line); border-radius: 8px; padding: 7px 9px;
  min-width: 0;
}
textarea { width: 100%; font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 0.85rem; }
label { display: flex; flex-direction: column; gap: 4px; font-size: 0.85rem; color: var(--muted); }
label.check { flex-direction: row; align-items: center; gap: 6px; }
.form { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 7px 8px; border-bottom: 1px solid var(--line); text-align: left; white-space: nowrap; }
th { font-size: 0.8rem; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: 0.03em; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
tr.unknown td { background: var(--warn-bg); }
tr.clickable { cursor: pointer; }
tr.clickable:hover td { background: var(--bg); }
.mono { font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 0.85rem; }

.badge {
  display: inline-block; padding: 1px 8px; border-radius: 999px;
  font-size: 0.75rem; font-weight: 600; border: 1px solid var(--line);
}
.badge.ok { color: var(--go); border-color: var(--go); }
.badge.bad { color: var(--danger); border-color: var(--danger); }

/* Salida */
.clock { font-size: 2.6rem; font-weight: 700; font-variant-numeric: tabular-nums; }
.waves { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.wave-card { text-align: center; }
.wave-card .elapsed { font-size: 2.4rem; font-weight: 700; font-variant-numeric: tabular-nums; margin: 8px 0; }
.go-btn {
  width: 100%; padding: 22px; font-size: 1.4rem; font-weight: 700;
  background: var(--go); border-color: var(--go); color: #fff; border-radius: 12px;
}

/* Resultados */
.tabs { display: flex; gap: 4px; }
.tabs button.active { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
.group-title { margin: 18px 0 6px; font-weight: 700; }
body.tv .topbar, body.tv .no-tv { display: none; }
body.tv main { max-width: none; }
body.tv table { font-size: 1.5rem; }

#toast {
  position: fixed; left: 50%; bottom: 20px; transform: translateX(-50%);
  background: var(--text); color: var(--bg);
  padding: 10px 16px; border-radius: 8px; opacity: 0; pointer-events: none;
  transition: opacity 0.2s; max-width: calc(100% - 32px);
}
#toast.show { opacity: 1; }
#toast.error { background: var(--danger); color: #fff; }

dialog {
  border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--panel); color: var(--text);
  width: min(780px, calc(100% - 32px)); padding: 20px;
}
dialog::backdrop { background: rgb(0 0 0 / 0.4); }
.dialog-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 16px; }

@media (max-width: 640px) {
  .grid { grid-template-columns: 1fr; }
  #race-picker { max-width: 100%; flex: 1; }
  .clock { font-size: 2rem; }
}
td.actions { white-space: normal; min-width: 170px; }

/* Sincronización */
.dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--muted); vertical-align: middle; margin-left: 2px; }
.dot.ok { background: var(--go); }
.dot.bad { background: var(--danger); }
.dot.warn { box-shadow: 0 0 0 2px #e8a317; }

/* Revisión antes de la salida */
.check-grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 360px), 1fr)); }
.check-card { border-left: 6px solid var(--line); }
.check-card.ok { border-left-color: var(--go); }
.check-card.warn { border-left-color: #e8a317; }
.check-card.error { border-left-color: var(--danger); }
.check-card h2 { margin-bottom: 4px; }
.check-list { list-style: none; padding: 0; margin: 8px 0 0; display: grid; gap: 6px; }
.check-list li { display: flex; gap: 8px; align-items: baseline; }
.check-list li span { font-weight: 700; width: 1em; flex: none; text-align: center; }
.check-list li.ok span { color: var(--go); }
.check-list li.warn span { color: #b7791f; }
.check-list li.error span { color: var(--danger); }
.check-list li.info span { color: var(--accent); }

/* Costos de inscripción */
.badge.warn { color: #b7791f; border-color: #e8a317; }
.money-bar { display: flex; flex-wrap: wrap; gap: 8px 24px; align-items: baseline; }
.money-bar b { font-size: 1.15rem; font-variant-numeric: tabular-nums; }
.pay-form { display: grid; gap: 8px; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); align-items: end; margin-top: 12px; }