:root {
  --ink: #0D1321;
  --ink-2: #151C2E;
  --ink-3: #1E2740;
  --line: #2A3450;
  --paper: #EDEAE3;
  --muted: #9AA3B8;
  --coral: #FF8A5B;
  --amber: #FFC56B;
  --good: #5BD69A;
  --warn: #FFB547;
  --bad: #FF6B6B;
  --r: 16px;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--ink); color: var(--paper); }
body {
  font: 16px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
  padding: env(safe-area-inset-top) 16px calc(32px + env(safe-area-inset-bottom));
  max-width: 640px; margin: 0 auto;
}
a { color: var(--amber); }
header.top { display: flex; align-items: center; gap: 10px; padding: 14px 0 10px; }
header.top a { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--paper); }
header.top svg { width: 34px; height: 34px; }
.wordmark { font-family: Georgia, "Times New Roman", serif; font-size: 22px; letter-spacing: .22em; }
.wordmark .o { position: relative; }
.wordmark .o::after { content: ""; position: absolute; width: 7px; height: 7px; border-radius: 50%; background: var(--amber);
  box-shadow: 0 0 8px var(--amber); top: -3px; right: -4px; }
.hero { text-align: center; padding: 6px 0 4px; }
.hero svg { width: min(260px, 70vw); height: auto; }
.hero p { color: var(--muted); margin: 6px 0 0; }
h2 { font-size: 13px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); margin: 26px 0 10px; font-weight: 600; }
h1 { font-size: 26px; margin: 8px 0 2px; line-height: 1.2; }
.sub { color: var(--muted); font-size: 14px; }
.card { background: var(--ink-2); border: 1px solid var(--line); border-radius: var(--r); padding: 14px 16px; margin: 10px 0; }
a.card { display: block; color: inherit; text-decoration: none; }
.row { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; }
.price { font-size: 26px; font-weight: 700; letter-spacing: -.01em; }
.price small { font-size: 13px; font-weight: 400; color: var(--muted); }
.tag { display: inline-block; font-size: 12px; font-weight: 600; padding: 3px 9px; border-radius: 999px; background: var(--ink-3); color: var(--paper); }
.tag.best { background: var(--coral); color: var(--ink); }
.tag.cheap { background: var(--amber); color: var(--ink); }
.tag.good { background: var(--good); color: var(--ink); }
.tag.typical { background: var(--ink-3); }
.tag.high { background: var(--bad); color: var(--ink); }
.down { color: var(--good); } .up { color: var(--bad); }
.meta { color: var(--muted); font-size: 14px; margin-top: 4px; }
.btn { display: block; width: 100%; text-align: center; border: 0; border-radius: 12px; padding: 14px; font-family: inherit; font-size: 16px; font-weight: 600; line-height: 1.2;
  background: var(--coral); color: var(--ink); text-decoration: none; cursor: pointer; margin-top: 12px; }
.btn.ghost { background: transparent; color: var(--paper); border: 1px solid var(--line); }
.btn[disabled] { opacity: .5; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { border: 1px solid var(--line); background: var(--ink-2); color: var(--paper); border-radius: 999px; padding: 8px 13px; font-family: inherit; font-size: 14px; cursor: pointer; }
.chip.on { border-color: var(--coral); }
label { display: block; font-size: 14px; color: var(--muted); margin: 16px 0 6px; }
input[type=text], input[type=date] { width: 100%; font-family: inherit; font-size: 17px; color: var(--paper); background: var(--ink-2);
  border: 1px solid var(--line); border-radius: 12px; padding: 13px 14px; color-scheme: dark; }
input:focus { outline: 2px solid var(--coral); outline-offset: 1px; }
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.stepper { display: flex; align-items: center; gap: 14px; }
.stepper button { width: 44px; height: 44px; border-radius: 12px; border: 1px solid var(--line); background: var(--ink-2); color: var(--paper); font-size: 22px; }
.stepper span { font-size: 20px; min-width: 24px; text-align: center; }
.toggle { display: flex; align-items: center; justify-content: space-between; background: var(--ink-2); border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; margin-top: 16px; }
.toggle input { width: 22px; height: 22px; accent-color: var(--coral); }
.err { background: #3a1c22; border: 1px solid var(--bad); color: #ffd7d7; border-radius: 12px; padding: 12px 14px; margin: 12px 0; }
.note { color: var(--muted); font-size: 13px; margin-top: 18px; }
.spin { text-align: center; color: var(--muted); padding: 30px 0; }
.spin svg { width: 64px; height: 64px; animation: orbit 1.6s linear infinite; }
@keyframes orbit { to { transform: rotate(360deg); } }
.list .item { padding: 12px 0; border-top: 1px solid var(--line); }
.list .item:first-child { border-top: 0; }
.steve.easy, .steve.doable { border-color: var(--good); }
.steve.hard { border-color: var(--warn); }
.steve.very { border-color: var(--bad); }
.hist { font-size: 14px; }
.hist div { display: flex; justify-content: space-between; padding: 4px 0; color: var(--muted); }
.hist div b { color: var(--paper); font-weight: 600; }
.small-link { background: none; border: 0; color: var(--muted); text-decoration: underline; font-family: inherit; font-size: 14px; padding: 16px 0; cursor: pointer; }
.hotel img { width: 64px; height: 64px; border-radius: 10px; object-fit: cover; flex: none; }
.hotel { display: flex; gap: 12px; align-items: center; }
.toggle label.inline { margin: 0; color: var(--paper); font-size: 16px; }
.pulse { border-radius: 14px; animation: pulse 1.4s ease-in-out infinite; }
@keyframes pulse { 50% { opacity: .45; transform: scale(.94); } }