:root {
  --bg: #0e1116;
  --surface: #161b22;
  --surface-2: #1f2630;
  --border: #2a3340;
  --text: #e6edf3;
  --muted: #8b949e;
  --accent: #58a6ff;
  --good: #3fb950;
  --warn: #d29922;
  --bad: #f85149;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font: 15px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 22px;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}
.brand { font-weight: 600; color: var(--text); }
.site-header nav a { margin-left: 18px; color: var(--muted); }
.container { max-width: 1200px; margin: 0 auto; padding: 24px 22px 60px; }
.site-footer { padding: 30px 22px; text-align: center; color: var(--muted); }

h1 { margin: 0 0 8px; font-size: 24px; font-weight: 600; }
h2 { margin: 22px 0 10px; font-size: 18px; font-weight: 600; }

.race-list { list-style: none; padding: 0; }
.race-list li {
  padding: 12px 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  margin-bottom: 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.status {
  display: inline-block;
  padding: 2px 8px;
  font-size: 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.status-active { color: var(--good); border-color: rgba(63,185,80,0.4); }
.status-dormant { color: var(--warn); border-color: rgba(210,153,34,0.4); }
.status-archived { color: var(--muted); }

.race-header { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; margin-bottom: 14px; }
.race-meta { color: var(--muted); font-size: 13px; display: flex; gap: 12px; align-items: center; }

.heat-tabs, .grid-tabs { display: flex; flex-wrap: wrap; gap: 4px; margin: 12px 0; }
.heat-tab, .grid-tab {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  padding: 7px 14px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 14px;
}
.heat-tab.active, .grid-tab.active { background: var(--accent); color: #0e1116; border-color: var(--accent); }
.grid-tab { padding: 4px 10px; font-size: 13px; }

.results { width: 100%; border-collapse: collapse; background: var(--surface); border-radius: 6px; overflow: hidden; font-size: 14px; }
.results th, .results td { padding: 7px 10px; border-bottom: 1px solid var(--border); white-space: nowrap; }
.results thead th { background: var(--surface-2); font-weight: 600; color: var(--muted); text-transform: uppercase; font-size: 11px; letter-spacing: 0.04em; }
.results tr:last-child td { border-bottom: 0; }
.results tbody tr:hover { background: var(--surface-2); }

.align-left { text-align: left; }
.align-center { text-align: center; }
.align-right { text-align: right; }

.empty { color: var(--muted); padding: 16px; }

.sources { margin-top: 22px; color: var(--muted); font-size: 13px; }
.sources summary { cursor: pointer; }
.err { color: var(--bad); }

.admin-header { display: flex; align-items: baseline; justify-content: space-between; }
.admin-card { background: var(--surface); border: 1px solid var(--border); border-radius: 8px; padding: 20px; margin-bottom: 22px; }

.grid-form { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 16px; }
.grid-form label.full { grid-column: 1 / -1; }
.grid-form label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: var(--muted); }
input, textarea, button {
  font: inherit;
  background: var(--surface-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 8px 11px;
}
button { cursor: pointer; background: var(--accent); color: #0e1116; border-color: var(--accent); font-weight: 600; }
button:hover { filter: brightness(1.1); }
button.danger { background: transparent; color: var(--bad); border-color: rgba(248,81,73,0.4); }
form.inline { display: inline; }
form.inline-form { display: flex; gap: 6px; margin-top: 8px; }
form.inline-form input { flex: 1; }

.race-row { padding: 14px 0; border-bottom: 1px solid var(--border); }
.race-row:last-child { border-bottom: 0; }
.race-row-head { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.source-list { list-style: none; padding: 0; margin: 8px 0; }
.source-list li { padding: 6px 0; font-size: 13px; color: var(--muted); }
.source-list small { color: var(--muted); font-size: 12px; }

.flash { padding: 10px 14px; border-radius: 6px; margin-bottom: 14px; }
.flash-error { background: rgba(248,81,73,0.1); border: 1px solid rgba(248,81,73,0.3); color: var(--bad); }
.flash-info { background: rgba(88,166,255,0.1); border: 1px solid rgba(88,166,255,0.3); color: var(--accent); }

.login-form { display: flex; flex-direction: column; gap: 10px; max-width: 320px; }
.login-form label { display: flex; flex-direction: column; gap: 4px; }

@media (max-width: 640px) {
  .grid-form { grid-template-columns: 1fr; }
  .results { font-size: 13px; }
  .results th, .results td { padding: 6px 7px; }
}