/* Flight Tracker - dark dashboard, no framework, no build step. */

:root {
  --bg: #0f1319;
  --panel: #161b23;
  --panel-2: #1c222c;
  --line: #262e3a;
  --text: #e6eaf0;
  --muted: #8b95a6;
  --accent: #4f9dff;
  --good: #45c98a;
  --bad: #ff6b6b;
  --warn: #f0b429;
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
        "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code {
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 1px 5px;
  font-size: .88em;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.wrap { max-width: 1140px; margin: 0 auto; padding: 0 20px; }

/* --- top bar --- */
.topbar {
  background: var(--panel);
  border-bottom: 1px solid var(--line);
  margin-bottom: 22px;
}
.topbar-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; padding: 14px 20px; flex-wrap: wrap;
}
.brand {
  display: flex; align-items: center; gap: 9px;
  font-weight: 600; font-size: 17px; color: var(--text);
}
.brand:hover { text-decoration: none; }
.brand-mark { color: var(--accent); font-size: 19px; }
.topbar nav { display: flex; gap: 18px; flex-wrap: wrap; }
.topbar nav a { color: var(--muted); font-size: 14px; }
.topbar nav a:hover { color: var(--text); text-decoration: none; }

/* --- countdown + banners --- */
.countdown {
  font-size: 14px; color: var(--muted); margin-bottom: 16px;
}
.countdown strong { color: var(--text); font-size: 20px; }

.banner {
  border-radius: var(--radius); padding: 12px 15px; margin-bottom: 16px;
  font-size: 14px; border: 1px solid var(--line); background: var(--panel);
}
.banner.inline { margin: 0 0 14px; }
.banner-warn { border-color: rgba(240,180,41,.4); background: rgba(240,180,41,.09); }
.banner-error { border-color: rgba(255,107,107,.45); background: rgba(255,107,107,.1); }
.banner-ok { border-color: rgba(69,201,138,.4); background: rgba(69,201,138,.09); }

/* --- status strip --- */
.status-strip {
  display: grid; gap: 12px; margin-bottom: 18px;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
}
.stat {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 13px 15px;
  display: flex; flex-direction: column; gap: 3px;
}
.stat-label {
  font-size: 11px; letter-spacing: .07em; text-transform: uppercase;
  color: var(--muted);
}
.stat-value { font-size: 21px; font-weight: 600; }
.stat-value.route-lg { font-size: 16px; font-family: ui-monospace, Menlo, monospace; }
.stat-sub { font-size: 12px; color: var(--muted); }
.stat-action { justify-content: center; align-items: flex-start; gap: 7px; }

.status-ok { color: var(--good); }
.status-partial { color: var(--warn); }
.status-error { color: var(--bad); }
.status-running { color: var(--accent); }

/* --- cards --- */
.card {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 18px 20px; margin-bottom: 18px;
}
.card-head {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 12px; margin-bottom: 14px; flex-wrap: wrap;
}
.card h2 { font-size: 16px; margin: 0; font-weight: 600; }
.card h3 {
  font-size: 12px; letter-spacing: .07em; text-transform: uppercase;
  color: var(--muted); margin: 22px 0 10px; font-weight: 600;
}
.card h3:first-of-type { margin-top: 6px; }
.card.empty { text-align: center; padding: 34px 20px; }
.card.empty h2 { margin-bottom: 8px; }

.crumb { font-size: 14px; margin: 0 0 14px; }
.muted { color: var(--muted); }
.good { color: var(--good); }
.bad { color: var(--bad); }
.fineprint { font-size: 12.5px; color: var(--muted); margin: 12px 0 0; }

/* --- tables --- */
.table-scroll { overflow-x: auto; }
table.grid { width: 100%; border-collapse: collapse; font-size: 14px; }
table.grid th {
  text-align: left; font-size: 11px; letter-spacing: .06em;
  text-transform: uppercase; color: var(--muted); font-weight: 600;
  padding: 0 12px 8px 0; border-bottom: 1px solid var(--line);
  white-space: nowrap;
}
table.grid td {
  padding: 11px 12px 11px 0; border-bottom: 1px solid rgba(38,46,58,.55);
  vertical-align: top;
}
table.grid.compact td { padding: 8px 12px 8px 0; }
table.grid tr:last-child td { border-bottom: 0; }
table.grid .num { text-align: right; white-space: nowrap; }
table.grid th.num { padding-right: 0; }
.row-best { background: rgba(69,201,138,.06); }

.price { font-size: 17px; font-weight: 600; white-space: nowrap; }
.price-sm { font-weight: 600; }
.route {
  display: block; font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 13.5px; letter-spacing: .02em;
}
.date { display: block; font-size: 13px; }
.leg-price { display: block; font-size: 12px; color: var(--muted); }
.errcell {
  max-width: 380px; font-size: 12px; color: var(--bad);
  word-break: break-word;
}
.link-sm { font-size: 12.5px; white-space: nowrap; }

/* --- pills --- */
.pill {
  display: inline-block; font-size: 10.5px; font-weight: 600;
  letter-spacing: .05em; text-transform: uppercase;
  padding: 2px 7px; border-radius: 20px; vertical-align: middle;
  border: 1px solid var(--line); color: var(--muted); white-space: nowrap;
}
.pill-best, .pill-historical_low {
  color: var(--good); border-color: rgba(69,201,138,.45);
  background: rgba(69,201,138,.12);
}
.pill-pct_drop {
  color: var(--accent); border-color: rgba(79,157,255,.45);
  background: rgba(79,157,255,.12);
}
.pill-baseline_undercut {
  color: var(--warn); border-color: rgba(240,180,41,.45);
  background: rgba(240,180,41,.1);
}
.pill-dub {
  color: #6ee7d3; border-color: rgba(110,231,211,.4);
  background: rgba(110,231,211,.1); text-transform: none; letter-spacing: 0;
}
.pill-muted { background: var(--panel-2); }
.pill-status { text-transform: uppercase; }

/* --- alert list --- */
.alert-list { list-style: none; margin: 0; padding: 0; }
.alert-list li {
  padding: 13px 0; border-bottom: 1px solid rgba(38,46,58,.55);
}
.alert-list li:last-child { border-bottom: 0; }
.alert-list li:first-child { padding-top: 0; }
.alert-price { font-weight: 600; font-size: 16px; margin: 0 8px; }
.alert-when { font-size: 12.5px; }
.alert-route {
  font-family: ui-monospace, Menlo, monospace; font-size: 12.5px;
  color: var(--muted); margin-top: 6px;
}
.alert-detail { font-size: 13.5px; margin-top: 5px; }

/* --- forms --- */
.field-row {
  display: grid; gap: 12px; margin-bottom: 12px;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
}
.field-row label {
  display: flex; flex-direction: column; gap: 5px;
  font-size: 12.5px; color: var(--muted);
}
input[type="text"], input[type="number"], input[type="date"] {
  background: var(--bg); border: 1px solid var(--line); color: var(--text);
  border-radius: 7px; padding: 8px 10px; font-size: 14px; font-family: inherit;
  width: 100%;
}
input:focus { outline: 2px solid rgba(79,157,255,.5); outline-offset: -1px; }
.form-actions { margin-top: 20px; }

.btn {
  border: 1px solid var(--line); background: var(--panel-2); color: var(--text);
  border-radius: 7px; padding: 9px 16px; font-size: 14px; font-weight: 600;
  cursor: pointer; font-family: inherit;
}
.btn:hover { border-color: var(--accent); }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #06101d; }
.btn-primary:hover { filter: brightness(1.08); }

/* --- charts --- */
canvas { max-width: 100%; }

/* --- footer --- */
.foot {
  margin: 30px auto 40px; padding-top: 18px;
  border-top: 1px solid var(--line); font-size: 12.5px; color: var(--muted);
}
.foot p { margin: 0 0 7px; }
.foot strong { color: var(--text); }

@media (max-width: 620px) {
  .stat-value { font-size: 18px; }
  .card { padding: 15px; }
}