/* Fare Watch — boarding pass on a departure board. */
:root {
  --sky-1:#cfe0ef; --sky-2:#eef4f8;
  --pass:#fffdf6; --pass-2:#f6f0e2; --perf:#e3d8c1;
  --ink:#11222f; --ink-2:#4c6273; --ink-3:#8698a6;
  --accent:#0a6ea8; --accent-dim:#0a6ea81a;
  --amber:#a35f00; --amber-dim:#a35f0018;
  --good:#146c4a; --good-dim:#146c4a16; --alert:#a83b39;
  --board:#0d2033; --board-ink:#ffc65c;
  --shadow:0 1px 2px #0a1c2a14, 0 14px 34px #0a1c2a1a;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --sky-1:#050c14; --sky-2:#0c1a27;
    --pass:#132230; --pass-2:#0f1c28; --perf:#2b4055;
    --ink:#e9f1f6; --ink-2:#a6bccb; --ink-3:#6d8899;
    --accent:#5cb8ea; --accent-dim:#5cb8ea22;
    --amber:#f0ae4e; --amber-dim:#f0ae4e1c;
    --good:#57c793; --good-dim:#57c7931c; --alert:#ec8a86;
    --board:#081420; --board-ink:#ffc65c;
    --shadow:0 1px 2px #0006, 0 16px 40px #0008;
  }
}
:root[data-theme="dark"] {
  --sky-1:#050c14; --sky-2:#0c1a27;
  --pass:#132230; --pass-2:#0f1c28; --perf:#2b4055;
  --ink:#e9f1f6; --ink-2:#a6bccb; --ink-3:#6d8899;
  --accent:#5cb8ea; --accent-dim:#5cb8ea22;
  --amber:#f0ae4e; --amber-dim:#f0ae4e1c;
  --good:#57c793; --good-dim:#57c7931c; --alert:#ec8a86;
  --board:#081420; --board-ink:#ffc65c;
  --shadow:0 1px 2px #0006, 0 16px 40px #0008;
}

* { box-sizing:border-box; }
body {
  margin:0; min-height:100vh; color:var(--ink);
  background:linear-gradient(180deg,var(--sky-1) 0%,var(--sky-2) 62%);
  background-attachment:fixed;
  font-family:"IBM Plex Sans",ui-sans-serif,system-ui,-apple-system,sans-serif;
  font-size:15px; line-height:1.5; -webkit-font-smoothing:antialiased;
}
a { color:var(--accent); }
.wrap { max-width:660px; margin:0 auto; padding:38px 18px 64px; display:flex; flex-direction:column; gap:20px; }

.mono { font-family:"IBM Plex Mono",ui-monospace,monospace; font-variant-numeric:tabular-nums; }
.label {
  font-family:"IBM Plex Mono",ui-monospace,monospace; font-size:10px; font-weight:500;
  letter-spacing:.18em; text-transform:uppercase; color:var(--ink-3);
}

/* ---------- departure board masthead ---------- */
.board {
  background:var(--board); border-radius:6px; padding:16px 20px;
  display:flex; align-items:center; gap:14px; flex-wrap:wrap;
  box-shadow:var(--shadow);
}
.board .flip {
  font-family:"IBM Plex Mono",ui-monospace,monospace; color:var(--board-ink);
  font-size:12px; letter-spacing:.2em; text-transform:uppercase; font-weight:500;
}
.board .flip .blink { animation:blink 2.4s steps(1,end) infinite; }
@keyframes blink { 0%,70%{opacity:1} 71%,100%{opacity:.25} }
.board h1 {
  margin:0; width:100%; color:#fff;
  font-family:"IBM Plex Sans Condensed","IBM Plex Sans",sans-serif;
  font-size:clamp(25px,5.2vw,34px); font-weight:700; letter-spacing:-.01em; text-wrap:balance;
}
.board p { margin:0; width:100%; color:#a9c2d6; font-size:13.5px; max-width:58ch; }

/* ---------- the pass ---------- */
.pass {
  background:var(--pass); border-radius:8px; box-shadow:var(--shadow);
  border:1px solid var(--perf); overflow:hidden;
}
.pass-strip {
  background:var(--amber-dim); border-bottom:1px solid var(--perf);
  padding:9px 20px; display:flex; justify-content:space-between; gap:10px; flex-wrap:wrap;
}
.pass-strip .label { color:var(--amber); }
.pass-body { padding:20px; }

/* perforated divider between the pass and its stub */
.tear { position:relative; height:22px; }
.tear::before {
  content:""; position:absolute; left:14px; right:14px; top:50%;
  border-top:2px dashed var(--perf);
}
.tear i {
  position:absolute; top:50%; width:20px; height:20px; margin-top:-10px;
  border-radius:50%; background:var(--sky-2); border:1px solid var(--perf);
}
.tear i.l { left:-11px; } .tear i.r { right:-11px; }
.stub { background:var(--pass-2); padding:18px 20px; }

/* ---------- route line ---------- */
.route { display:grid; grid-template-columns:1fr auto 1fr; gap:10px; align-items:end; }
.route .plane { padding-bottom:12px; color:var(--ink-3); }
.route .plane svg { display:block; }
.iata {
  font-family:"IBM Plex Mono",ui-monospace,monospace; text-transform:uppercase;
  font-size:26px; font-weight:600; letter-spacing:.08em; text-align:center; padding:8px 6px;
}
.iata::placeholder { letter-spacing:.08em; color:var(--ink-3); opacity:.5; }

/* ---------- fields ---------- */
.grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(140px,1fr)); gap:13px; }
.field { display:flex; flex-direction:column; gap:5px; min-width:0; }
.field > span:first-child {
  font-family:"IBM Plex Mono",ui-monospace,monospace; font-size:10px; letter-spacing:.16em;
  text-transform:uppercase; color:var(--ink-3);
}
.field .hint { font-size:11.5px; color:var(--ink-3); line-height:1.35; }
input, select {
  font:inherit; font-size:14.5px; color:var(--ink); background:var(--pass);
  border:1px solid var(--perf); border-radius:4px; padding:9px 10px; width:100%; min-width:0;
}
input:focus, select:focus { outline:2px solid var(--accent-dim); border-color:var(--accent); }
input::placeholder { color:var(--ink-3); }
input:disabled { opacity:.5; }
.stack { display:flex; flex-direction:column; gap:15px; }
.divide { border-top:1px dashed var(--perf); margin:16px 0 0; padding-top:16px; }

/* ---------- disclosures ---------- */
details { border:1px dashed var(--perf); border-radius:5px; margin-top:12px; background:var(--pass-2); }
details[open] { background:transparent; }
summary {
  cursor:pointer; padding:11px 14px; list-style:none; display:flex;
  align-items:center; gap:9px; font-size:13.5px; color:var(--ink-2); font-weight:500;
}
summary::-webkit-details-marker { display:none; }
summary::before {
  content:"+"; font-family:"IBM Plex Mono",monospace; color:var(--accent);
  font-size:15px; line-height:1; width:14px;
}
details[open] > summary::before { content:"–"; }
summary .opt { margin-left:auto; font-size:11px; color:var(--ink-3); }
.details-body { padding:2px 14px 15px; }
.details-body > p:first-child { margin-top:0; }
.why { font-size:12.5px; color:var(--ink-2); margin:0 0 13px; line-height:1.5; }

/* ---------- notify ---------- */
.choice { display:flex; gap:8px; flex-wrap:wrap; margin-bottom:14px; }
.choice label {
  flex:1 1 150px; border:1px solid var(--perf); border-radius:5px; padding:11px 13px;
  cursor:pointer; display:flex; gap:9px; align-items:flex-start; background:var(--pass);
}
.choice label:has(input:checked) { border-color:var(--accent); background:var(--accent-dim); }
.choice input { width:auto; margin:2px 0 0; flex:none; }
.choice .t { font-weight:600; font-size:13.5px; display:block; }
.choice .d { font-size:11.5px; color:var(--ink-3); display:block; margin-top:1px; }

.push-card { display:flex; gap:16px; align-items:flex-start; flex-wrap:wrap; }
.push-card img { width:112px; height:112px; border-radius:5px; border:1px solid var(--perf); background:#fff; }
.push-steps { flex:1 1 220px; margin:0; padding-left:18px; font-size:13px; color:var(--ink-2); }
.push-steps li { margin-bottom:5px; }
.push-steps a { word-break:break-all; }

/* ---------- buttons + messages ---------- */
button {
  font:inherit; font-weight:600; font-size:15px; cursor:pointer;
  background:var(--accent); color:#fff; border:1px solid var(--accent);
  border-radius:4px; padding:12px 22px;
}
button:hover:not(:disabled) { filter:brightness(1.08); }
button:disabled { opacity:.55; cursor:progress; }
button.ghost { background:transparent; color:var(--ink-2); border-color:var(--perf); font-weight:500; }
button.danger { background:transparent; color:var(--alert); border-color:var(--perf); font-weight:500; }
.row { display:flex; flex-wrap:wrap; gap:10px; align-items:center; }

.msg { border-radius:5px; padding:13px 15px; font-size:13.5px; border:1px solid; }
.msg.err  { color:var(--alert); border-color:color-mix(in srgb,var(--alert) 40%,transparent); background:color-mix(in srgb,var(--alert) 9%,transparent); }
.msg.ok   { color:var(--good); border-color:color-mix(in srgb,var(--good) 42%,transparent); background:var(--good-dim); }
.msg.info { color:var(--ink-2); border-color:var(--perf); background:var(--pass-2); }
.msg ul { margin:8px 0 0; padding-left:18px; }
.msg code { font-family:"IBM Plex Mono",ui-monospace,monospace; font-size:12.5px; word-break:break-all; }

/* ---------- watch page ---------- */
.amount { font-family:"IBM Plex Mono",ui-monospace,monospace; font-variant-numeric:tabular-nums;
  font-size:clamp(34px,7vw,50px); font-weight:600; letter-spacing:-.03em; line-height:1; }
.stats { display:grid; grid-template-columns:repeat(auto-fit,minmax(108px,1fr)); gap:1px;
  background:var(--perf); border-top:1px solid var(--perf); }
.stat { background:var(--pass); padding:12px 18px 14px; display:flex; flex-direction:column; gap:3px; }
.stat .v { font-family:"IBM Plex Mono",ui-monospace,monospace; font-variant-numeric:tabular-nums;
  font-size:16px; font-weight:600; }
.state { display:inline-flex; align-items:center; gap:7px; padding:5px 11px; border-radius:999px;
  border:1px solid var(--perf); background:var(--pass-2);
  font-family:"IBM Plex Mono",ui-monospace,monospace; font-size:10px; letter-spacing:.14em;
  text-transform:uppercase; color:var(--ink-2); white-space:nowrap; }
.state.good { border-color:var(--good); background:var(--good-dim); color:var(--good); }
.state.bad { border-color:var(--alert); color:var(--alert); }
.state .dot { width:6px; height:6px; border-radius:999px; background:currentColor; }
.spark { width:100%; height:116px; display:block; }
.spread { display:flex; flex-wrap:wrap; gap:12px 22px; align-items:flex-end; }
table { width:100%; border-collapse:collapse; font-size:13.5px; }
th { text-align:left; font-weight:500; color:var(--ink-3); font-size:10px; letter-spacing:.14em;
  text-transform:uppercase; padding:0 0 8px; font-family:"IBM Plex Mono",ui-monospace,monospace; }
td { padding:7px 0; border-top:1px solid var(--perf); font-variant-numeric:tabular-nums; }
td:last-child, th:last-child { text-align:right; }
.scroll { overflow-x:auto; }
.foot { color:var(--ink-3); font-size:12px; text-align:center; line-height:1.7; }
.foot a { color:var(--ink-3); }