/* Traveling Toucan: jungle teal and toucan-beak orange.
   Light tokens on :root; dark tokens apply for an explicit data-theme="dark",
   or for "Auto" when the system prefers dark. */

:root {
  color-scheme: light;
  --bg: #f6f1e7;
  --surface: #ffffff;
  --surface-2: #faf6ee;
  --text: #18211e;
  --muted: #5d6a65;
  --border: #e2dacb;
  --accent: #e8680f;
  --accent-ink: #ad4406;
  --accent-soft: #ffead6;
  --route: #0e7c89;
  --route-soft: #ddf0f1;
  --focus: #0e7c89;
  --water: #e4eeed;
  --land: #f0eadb;
  --states: #d6ccb6;
  --borders: #b3a78b;
  --warn: #8a5a00;
  --danger: #b3261e;
  --shadow: 0 1px 2px rgba(24, 33, 30, 0.06), 0 8px 24px rgba(24, 33, 30, 0.07);
  --hero: linear-gradient(130deg, #0b3532 0%, #13574e 55%, #1c6e55 100%);
  --beak: linear-gradient(90deg, #ffd23f 0%, #ff8a1f 55%, #e8413c 100%);
  --btn-bg: #b84a08;       /* white text on this is 5.2:1 */
  --btn-bg-hover: #a04006;
  --btn-text: #ffffff;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --bg: #0a1513;
    --surface: #11201d;
    --surface-2: #152825;
    --text: #e8f0ec;
    --muted: #98aaa3;
    --border: #223b36;
    --accent: #ff8f3a;
    --accent-ink: #ffac6e;
    --accent-soft: #3b2614;
    --route: #45c7d3;
    --route-soft: #12333a;
    --focus: #45c7d3;
    --water: #0c1a1d;
    --land: #1a2c29;
    --states: #2a433f;
    --borders: #3c5b55;
    --warn: #e7b95e;
    --danger: #ff8a7a;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 10px 28px rgba(0, 0, 0, 0.3);
    --hero: linear-gradient(130deg, #061b19 0%, #0c3631 55%, #114638 100%);
    --btn-bg: #ff8f3a;
    --btn-bg-hover: #ffa45c;
    --btn-text: #1f1000;
  }
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0a1513;
  --surface: #11201d;
  --surface-2: #152825;
  --text: #e8f0ec;
  --muted: #98aaa3;
  --border: #223b36;
  --accent: #ff8f3a;
  --accent-ink: #ffac6e;
  --accent-soft: #3b2614;
  --route: #45c7d3;
  --route-soft: #12333a;
  --focus: #45c7d3;
  --water: #0c1a1d;
  --land: #1a2c29;
  --states: #2a433f;
  --borders: #3c5b55;
  --warn: #e7b95e;
  --danger: #ff8a7a;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 10px 28px rgba(0, 0, 0, 0.3);
  --hero: linear-gradient(130deg, #061b19 0%, #0c3631 55%, #114638 100%);
  --btn-bg: #ff8f3a;
  --btn-bg-hover: #ffa45c;
  --btn-text: #1f1000;
}

* { box-sizing: border-box; }

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

.wrap { max-width: 1240px; margin: 0 auto; padding: 0 16px; }
main.wrap { padding-bottom: 32px; }
.muted { color: var(--muted); font-weight: 400; }

/* ---------------------------------------------------------------- hero */

.hero { position: relative; overflow: hidden; background: var(--hero); color: #fff; }
.hero-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 22px;
  padding-top: 22px;
  padding-bottom: 54px;
}
.hero-arc { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }
.hero-arc path {
  fill: none;
  stroke: rgba(255, 210, 63, 0.4);
  stroke-width: 2;
  stroke-dasharray: 7 9;
  vector-effect: non-scaling-stroke;
}
.hero-arc circle { fill: rgba(255, 210, 63, 0.55); }
.brand { display: flex; align-items: center; gap: 12px; color: inherit; text-decoration: none; }
.brand img { display: block; filter: drop-shadow(0 3px 8px rgba(0, 0, 0, 0.3)); }
.wordmark { font-size: 1.7rem; font-weight: 800; letter-spacing: -0.02em; line-height: 1.1; }
.beak-text {
  background: var(--beak);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.tagline { flex: 1 1 14em; margin: 0; color: rgba(255, 255, 255, 0.78); font-size: 1rem; }

.theme-switch {
  display: inline-flex;
  padding: 3px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.18);
}
.theme-switch button {
  background: transparent;
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.3rem 0.8rem;
  min-height: 0;
  border-radius: 999px;
}
.theme-switch button[aria-pressed="true"] { background: rgba(255, 255, 255, 0.95); color: #0b3532; }
.theme-switch button:focus-visible { outline: 2px solid #ffd23f; outline-offset: 1px; }

/* ---------------------------------------------------------------- form */

.panel {
  position: relative;
  z-index: 2;
  margin-top: -34px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: var(--shadow);
  padding: 14px 16px;
}
.trip { display: flex; flex-wrap: wrap; gap: 12px; align-items: flex-end; }
.trip label { display: flex; flex-direction: column; gap: 4px; font-size: 0.78rem; font-weight: 600; color: var(--muted); }
.trip input, .trip select {
  font: inherit;
  font-weight: 400;
  color: var(--text);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.45rem 0.6rem;
  min-height: 2.4rem;
}
.trip input:focus-visible, .trip select:focus-visible, button:focus-visible, tr:focus-visible, a:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 1px;
}
.from { width: min(19em, 80vw); }
.iata { width: 5.5em; text-transform: uppercase; font-weight: 600; letter-spacing: 0.04em; }
.pax { width: 4.5em; }
label.check { flex-direction: row; align-items: center; gap: 6px; min-height: 2.4rem; color: var(--text); font-size: 0.9rem; font-weight: 400; }
label.check.small { font-size: 0.82rem; color: var(--muted); min-height: 0; margin-top: 8px; }
label.check input { min-height: 0; accent-color: var(--route); }

button {
  font: inherit;
  font-weight: 600;
  border: 0;
  border-radius: 8px;
  padding: 0.5rem 1.1rem;
  min-height: 2.4rem;
  cursor: pointer;
}
button.primary {
  background: var(--btn-bg);
  color: var(--btn-text);
  font-weight: 700;
  padding: 0.5rem 1.4rem;
}
button.primary:hover { background: var(--btn-bg-hover); }
button:disabled { opacity: 0.6; cursor: progress; }
button.linkish {
  background: none;
  color: var(--route);
  font-size: 0.85rem;
  padding: 6px 0 0;
  min-height: 0;
  text-decoration: underline;
}

.status { margin: 8px 2px 0; color: var(--muted); font-size: 0.78rem; }
.message { min-height: 1.4em; margin: 10px 2px; color: var(--muted); }
.message.error { color: var(--danger); font-weight: 600; }

/* ---------------------------------------------------------------- summary */

.summary { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 12px; margin: 4px 0 18px; }
.card {
  position: relative;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 16px 12px;
  box-shadow: var(--shadow);
}
.card.pick::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 4px; background: var(--beak); }
.card .labels { font-size: 0.7rem; font-weight: 750; letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent-ink); }
.card .big { font-size: 1.7rem; font-weight: 750; letter-spacing: -0.01em; font-variant-numeric: tabular-nums; margin: 2px 0; }
.card .line { color: var(--muted); font-size: 0.86rem; }
.card.explain { grid-column: span 2; box-shadow: none; background: var(--surface-2); }
@media (max-width: 600px) { .card.explain { grid-column: auto; } }

.vot { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 12px; margin-bottom: 14px; }
.vot label { font-weight: 600; }
.vot input { width: min(300px, 100%); accent-color: var(--accent); }
.vot output { font-weight: 750; font-variant-numeric: tabular-nums; min-width: 6.5em; color: var(--accent-ink); }
.vot .hint { color: var(--muted); font-size: 0.82rem; }

/* ---------------------------------------------------------------- flex + alerts */

.tools { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 10px; margin: -4px 0 14px; }
.tools .hint { color: var(--muted); font-size: 0.8rem; }
button.secondary {
  background: transparent;
  border: 1px solid var(--route);
  color: var(--route);
  padding: 0.35rem 0.9rem;
  min-height: 2.1rem;
  font-size: 0.88rem;
}
button.secondary:hover:not(:disabled) { background: var(--route-soft); }
button.secondary:disabled { opacity: 0.45; cursor: not-allowed; }
button.small { padding: 0.2rem 0.6rem; min-height: 0; font-size: 0.8rem; }
.subpanel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 14px;
  margin: 0 0 16px;
  box-shadow: var(--shadow);
}
.subpanel h3 { margin: 0 0 8px; font-size: 0.95rem; }
.subpanel p { margin: 4px 0 10px; }
.subpanel .row { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.subpanel input[type="number"] {
  font: inherit; width: 7em; color: var(--text); background: var(--surface-2);
  border: 1px solid var(--border); border-radius: 8px; padding: 0.3rem 0.5rem;
}
table.flex { width: auto; min-width: min(100%, 420px); }
table.flex tr { cursor: pointer; }
table.flex tr.current td:first-child { font-weight: 700; }
table.flex td.cheapest { background: var(--accent-soft); color: var(--accent-ink); font-weight: 750; }
.alerts-list { list-style: none; padding: 0; margin: 6px 0; }
.alerts-list li {
  display: flex; flex-wrap: wrap; align-items: center; gap: 6px 12px;
  padding: 8px 0; border-bottom: 1px solid var(--border);
}
.alerts-list li:last-child { border-bottom: 0; }
.alerts-list .what { font-weight: 650; }
.alerts-list .price { font-variant-numeric: tabular-nums; color: var(--muted); }
svg.spark { width: 90px; height: 22px; overflow: visible; }
svg.spark polyline { fill: none; stroke: var(--route); stroke-width: 1.6; stroke-linejoin: round; }
svg.spark circle { fill: var(--accent); }

/* ---------------------------------------------------------------- table */

.grid { display: block; }
@media (min-width: 1100px) {
  .grid { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); gap: 20px; align-items: start; }
}
.scroll { overflow-x: auto; background: var(--surface); border: 1px solid var(--border); border-radius: 12px; box-shadow: var(--shadow); }
table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
th {
  text-align: left;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  background: var(--surface-2);
  padding: 0.65rem 0.6rem 0.5rem;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
td { padding: 0.55rem 0.6rem; border-bottom: 1px solid var(--border); vertical-align: top; }
tbody tr:last-child td { border-bottom: 0; }
tbody tr { cursor: pointer; transition: background-color 0.12s; }
tbody tr:hover, tbody tr.hl { background: var(--accent-soft); }
tr.dominated td { opacity: 0.55; }
.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.nowrap { white-space: nowrap; }
.sub { display: block; color: var(--muted); font-size: 0.78rem; }
.sub.mode { color: var(--route); font-weight: 650; white-space: nowrap; }
.sub.itin { font-size: 0.72rem; max-width: 16em; line-height: 1.3; }
td .badge { display: table; margin: 4px 0 0; }
.badge {
  display: inline-block;
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  padding: 1px 8px;
  margin: 0 4px 3px 0;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-ink);
  white-space: nowrap;
}
.badge.soft { background: var(--route-soft); color: var(--route); }
td a { color: var(--route); white-space: nowrap; font-weight: 600; }
.legend { color: var(--muted); font-size: 0.8rem; margin: 8px 0 16px; }

/* ---------------------------------------------------------------- maps */

figure { margin: 0 0 14px; }
@media (min-width: 700px) and (max-width: 1099px) {
  .maps { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
}
figcaption { font-size: 0.82rem; font-weight: 700; margin-bottom: 4px; }
svg.map {
  display: block;
  width: 100%;
  height: auto;
  background: var(--water);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow);
}
.land { fill: var(--land); fill-rule: evenodd; }
.states { fill: none; stroke: var(--states); stroke-width: 0.7; }
.borders { fill: none; stroke: var(--borders); stroke-width: 1; }
.drive { fill: none; stroke: var(--route); stroke-width: 1.5; stroke-dasharray: 5 3; opacity: 0.7; }
.drive.road { stroke-dasharray: none; stroke-width: 1.8; stroke-linejoin: round; }
.arc { fill: none; stroke: var(--route); stroke-width: 1.6; opacity: 0.6; }
.arc.unknown { stroke-dasharray: 2 4; }
.arc.inferred { stroke-dasharray: 7 4; }
.rail { fill: none; stroke: var(--route); stroke-width: 2.4; stroke-linejoin: round; opacity: 0.75; }
.rail.bus { stroke-dasharray: 1 4; stroke-linecap: round; }
.access { fill: none; stroke: var(--muted); stroke-width: 1.3; stroke-dasharray: 3 3; opacity: 0.8; }
.station { fill: var(--surface); stroke: var(--route); stroke-width: 1.3; }
.drive.best, .arc.best, .rail.best { stroke: var(--accent); stroke-width: 2.8; opacity: 1; }
/* Dim only the map's lines; the key below each map uses the same classes and stays put. */
.maps.focus svg.map :is(.drive, .arc, .rail, .access):not(.hl) { opacity: 0.12; }
.key {
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 3px 14px;
  font-size: 0.75rem;
  color: var(--muted);
}
.key li { display: flex; align-items: center; gap: 6px; }
.key .swatch { width: 30px; height: 10px; flex: none; }
.maps .drive.hl, .maps .arc.hl, .maps .rail.hl { stroke: var(--accent); stroke-width: 3; opacity: 1; }
.maps .access.hl { stroke: var(--accent); opacity: 1; }
.dot { fill: var(--surface); stroke: var(--route); stroke-width: 1.5; }
.dot.hub { fill: var(--route); }
.dot.home, .dot.dest { fill: var(--accent); stroke: var(--surface); stroke-width: 2; }
.lbl {
  font: 650 11px system-ui, sans-serif;
  fill: var(--text);
  paint-order: stroke;
  stroke: var(--water);
  stroke-width: 3px;
  stroke-linejoin: round;
}
.lbl.sub { font-weight: 400; fill: var(--muted); }

/* ---------------------------------------------------------------- notes + footer */

.notes { margin-top: 8px; font-size: 0.86rem; }
.notes summary { cursor: pointer; color: var(--muted); font-weight: 600; }
.notes ul { margin: 6px 0; padding-left: 1.2em; }
.warnings li { color: var(--warn); }

footer.wrap { padding-top: 14px; padding-bottom: 28px; border-top: 1px solid var(--border); color: var(--muted); font-size: 0.78rem; }

@media (prefers-reduced-motion: reduce) {
  tbody tr { transition: none; }
}