:root {
  --bg: #f5f6f8;
  --card: #ffffff;
  --text: #1c2430;
  --muted: #68737f;
  --border: #e2e8ee;
  --ok: #1a7f37;
  --warn: #9a6700;
  --crit: #cf222e;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: system-ui, "Segoe UI", Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.45;
}
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #101820;
  padding: 10px 16px;
}
.topbar .brand { color: #fff; font-weight: 600; text-decoration: none; }
.topbar nav a { color: #c3ced9; text-decoration: none; margin-left: 14px; }
.topbar nav a:hover { color: #fff; }
.container { max-width: 880px; margin: 16px auto 40px; padding: 0 16px; }
h1 { font-size: 1.4rem; margin: 8px 0; }
h2 { font-size: 1.05rem; margin: 20px 0 8px; }
a { color: #0b5cad; }
.muted { color: var(--muted); font-size: 0.92rem; }
.warn { color: var(--warn); }
.error {
  color: var(--crit);
  background: #ffebe9;
  border: 1px solid #ffc1bc;
  border-radius: 8px;
  padding: 8px 12px;
  margin: 10px 0;
}
.card {
  display: block;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  margin: 10px 0;
  text-decoration: none;
  color: inherit;
}
.card:hover { border-color: #b9c6d2; }
.card-head { display: flex; justify-content: space-between; gap: 8px; align-items: baseline; }
.flight-number { font-weight: 600; }
.route { margin-top: 4px; font-size: 1.02rem; }
.route-big { font-size: 1.15rem; margin: 4px 0; }
.dimmed { opacity: 0.75; }
.flight-head { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.badge {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: 0.82rem;
  background: #eef1f5;
  border: 1px solid var(--border);
  color: var(--text);
}
.badge-normal { color: var(--ok); border-color: var(--ok); background: #eaf6ec; }
.badge-warning { color: var(--warn); border-color: var(--warn); background: #fdf3dd; }
.badge-critical { color: var(--crit); border-color: var(--crit); background: #ffebe9; }
.badge-completed { color: var(--muted); }
.badge-official { color: var(--ok); border-color: var(--ok); background: #eaf6ec; }
.badge-provider { color: #0b5cad; border-color: #0b5cad; background: #e8f0fb; }
.badge-rule { color: #6f42c1; border-color: #6f42c1; background: #f3edfb; }
.badge-calculated { color: var(--warn); border-color: var(--warn); background: #fdf3dd; }
.badge-document { color: #0b7285; border-color: #0b7285; background: #e6f6f9; }
.badge-unknown { color: var(--muted); }
.panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 16px;
  margin: 12px 0;
}
.panel h2 { margin-top: 0; }
.error-panel { border-color: var(--crit); }
table.times { width: 100%; border-collapse: collapse; background: var(--card); border: 1px solid var(--border); border-radius: 10px; }
table.times th, table.times td { padding: 8px 10px; text-align: left; border-bottom: 1px solid var(--border); font-size: 0.95rem; }
table.times th { background: #f0f3f7; font-weight: 600; }
table.times tr:last-child td { border-bottom: none; }
ul.facts, ul.events, ol.timeline { list-style: none; padding: 0; margin: 8px 0; }
ul.facts li { padding: 3px 0; }
ul.events li, ol.timeline li { padding: 7px 0; border-bottom: 1px solid var(--border); }
ul.events li:last-child, ol.timeline li:last-child { border-bottom: none; }
ol.timeline { counter-reset: step; }
ol.timeline li { display: flex; gap: 8px; flex-wrap: wrap; align-items: baseline; }
.t { font-variant-numeric: tabular-nums; color: var(--muted); min-width: 170px; }
.tabs { display: flex; gap: 6px; margin: 14px 0; flex-wrap: wrap; }
.tab {
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: 999px;
  padding: 7px 14px;
  cursor: pointer;
  font-size: 0.95rem;
}
.tab.active { background: #101820; color: #fff; border-color: #101820; }
.tab:disabled { opacity: 0.5; cursor: not-allowed; }
.panel form { display: block; }
label { display: block; margin: 10px 0; font-weight: 500; }
input {
  display: block;
  width: 100%;
  max-width: 280px;
  margin-top: 4px;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 1rem;
}
button[type="submit"] {
  margin-top: 12px;
  padding: 9px 18px;
  border: none;
  border-radius: 8px;
  background: #0b5cad;
  color: #fff;
  font-size: 1rem;
  cursor: pointer;
}
button[type="submit"]:hover { background: #094a8d; }