:root {
  --bg: #f3f5f8; --surface: #fff; --surface-2: #f6f8fb; --text: #14181f; --muted: #59616f; --muted-2: #8b93a1;
  --line: #e1e6ee; --accent: #1565d8; --accent-weak: #e7effe; --good: #0f7a53; --warn: #b4401c; --warn-weak: #fdeee8;
  --shadow: 0 1px 2px rgba(16,24,40,.05), 0 10px 28px -16px rgba(16,24,40,.18); --radius: 14px;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0d1015; --surface: #151920; --surface-2: #1a1f27; --text: #e9edf4; --muted: #9ca6b6; --muted-2: #727d8d;
    --line: #252c36; --accent: #7fb2ff; --accent-weak: #1a2b45; --good: #5cd3a2; --warn: #ff9d7b; --warn-weak: #3a2018;
    --shadow: 0 1px 2px rgba(0,0,0,.35), 0 12px 32px -18px rgba(0,0,0,.8); }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 15px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; }
a { color: var(--accent); }
.wrap { max-width: 1080px; margin: 0 auto; padding: 24px 16px 48px; }
.top h1 { margin: 0; font-size: 26px; letter-spacing: -.01em; }
.sub { margin: 4px 0 0; color: var(--muted); }
.panel, .ask { background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow); padding: 16px 18px; margin-top: 16px; }
.panel-head h2 { margin: 0; font-size: 17px; }
.hint { margin: 2px 0 10px; color: var(--muted); font-size: 13px; }

/* questions */
.ask { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 14px 22px; }
.q label.qt { display: block; font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); margin-bottom: 6px; }
.seg { display: flex; flex-wrap: wrap; gap: 6px; }
.seg button { border: 1px solid var(--line); background: var(--surface); color: var(--text); border-radius: 999px; padding: 6px 12px; font: inherit; font-size: 14px; cursor: pointer; }
.seg button:hover { border-color: var(--accent); }
.seg button.on { background: var(--accent); border-color: var(--accent); color: #fff; }
.q select { font: inherit; font-size: 14px; padding: 6px 8px; border-radius: 8px; border: 1px solid var(--line); background: var(--surface); color: var(--text); margin-top: 6px; }
.check { display: flex; align-items: center; gap: 8px; font-size: 14px; }
.small { font-size: 12.5px; color: var(--muted); }

/* pick cards */
.picks { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 14px; margin-top: 16px; }
.card { background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow); padding: 16px 18px; display: flex; flex-direction: column; gap: 8px; border: 2px solid transparent; }
.card.sel { border-color: var(--accent); }
.tag { font-size: 12px; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; color: var(--accent); }
.big { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.price { font-size: 30px; font-weight: 700; letter-spacing: -.02em; }
.dur { font-size: 18px; font-weight: 600; }
.door { font-size: 13px; color: var(--muted); }
.route { font-size: 14.5px; }
.route b { font-weight: 600; }
.meta { font-size: 13.5px; color: var(--muted); }
.warn { color: var(--warn); background: var(--warn-weak); border-radius: 8px; padding: 6px 9px; font-size: 13px; }
.ok { color: var(--good); font-size: 13px; }
.book { display: flex; flex-direction: column; gap: 6px; margin-top: auto; padding-top: 4px; }
.btn { display: inline-flex; justify-content: center; align-items: center; gap: 6px; background: var(--accent); color: #fff; text-decoration: none; border-radius: 10px; padding: 9px 12px; font-weight: 600; font-size: 14px; }
.btn.alt { background: var(--accent-weak); color: var(--accent); }
.others { font-size: 12.5px; color: var(--muted); }

/* chart */
canvas { width: 100%; display: block; cursor: pointer; }

/* list */
.list { list-style: none; margin: 0; padding: 0; }
.list li { border-top: 1px solid var(--line); padding: 12px 4px; display: grid; grid-template-columns: 110px 1fr auto; gap: 4px 16px; align-items: center; }
.list li:first-child { border-top: 0; }
.list li.sel { background: var(--accent-weak); border-radius: 10px; }
.list .p { font-size: 20px; font-weight: 700; }
.list .p small { display: block; font-size: 12.5px; font-weight: 500; color: var(--muted); }
.list .d { min-width: 0; }
.list .book { margin: 0; padding: 0; min-width: 200px; }
.empty { color: var(--muted); padding: 10px 0; }
.foot { margin-top: 22px; color: var(--muted); font-size: 13px; }
@media (max-width: 640px) {
  .list li { grid-template-columns: 1fr; }
  .list .book { min-width: 0; }
  .price { font-size: 26px; }
}