:root {
  color-scheme: light;
  --bg: oklch(1 0 0);
  --surface: oklch(.97 .008 230);
  --ink: oklch(.25 .025 230);
  --muted: oklch(.46 .025 230);
  --primary: oklch(.48 .105 230);
  --hover: oklch(.40 .10 230);
  --line: oklch(.86 .012 230);
  --error: oklch(.44 .16 25);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--bg);
  font-synthesis: none;
}
* { box-sizing: border-box; }
body { margin: 0; }
a { color: var(--primary); text-underline-offset: .22em; }
a:hover { color: var(--hover); }
.site-header, main, footer { width: min(100% - 3rem, 44rem); margin-inline: auto; }
.site-header { padding-block: 2rem; border-bottom: 1px solid var(--line); }
.wordmark { display: inline-flex; align-items: center; gap: .65rem; text-decoration: none; font-weight: 700; color: var(--ink); font-size: 1rem; }
.brand-dot { width: .65rem; height: .65rem; border-radius: 50%; background: var(--primary); }
.intro { padding-block: 3.5rem 2rem; }
.context { margin: 0 0 1rem; color: var(--primary); font-size: .95rem; font-weight: 600; }
h1 { font-size: 3rem; letter-spacing: -.035em; line-height: 1.12; margin: 0 0 1.25rem; text-wrap: balance; }
p { line-height: 1.6; text-wrap: pretty; }
.lead { font-size: 1.1rem; color: var(--muted); margin: 0; }
.search { padding: 1.75rem; background: var(--surface); border-radius: 12px; }
label { display: block; font-weight: 650; margin-bottom: .7rem; }
.form-row { display: flex; gap: .65rem; }
input, button { font: inherit; min-height: 3.3rem; border-radius: 6px; }
input { min-width: 0; flex: 1; width: 100%; background: var(--bg); color: var(--ink); border: 1px solid var(--muted); padding: .8rem 1rem; font-size: 1.05rem; }
input::placeholder { color: var(--muted); opacity: 1; }
input[aria-invalid="true"] { border-color: var(--error); }
button { background: var(--primary); color: var(--bg); border: 0; cursor: pointer; padding: .8rem 1.2rem; font-weight: 650; display: flex; align-items: center; justify-content: center; gap: 1rem; transition: background 160ms ease-out; }
button:hover { background: var(--hover); }
button:active { background: var(--ink); }
button:disabled { opacity: .7; cursor: wait; }
:focus-visible { outline: 3px solid var(--primary); outline-offset: 4px; }
.hint, .privacy { color: var(--muted); font-size: .875rem; }
.hint { margin: .85rem 0 0; }
.privacy { margin: 1.25rem 0 0; max-width: 62ch; }
.error { color: var(--error); font-size: .95rem; margin: .75rem 0 0; }
.results { padding-block: 2.5rem; min-height: 12rem; }
h2 { font-size: 1.2rem; letter-spacing: -.015em; margin: 0; }
#status { color: var(--muted); margin: .6rem 0 0; }
ol { padding: 0; margin: 1.4rem 0 0; list-style: none; counter-reset: group; }
li { counter-increment: group; border-top: 1px solid var(--line); padding-block: 1.3rem; display: flex; align-items: baseline; gap: 1rem; }
li::before { content: counter(group, decimal-leading-zero); color: var(--muted); font-size: .85rem; font-variant-numeric: tabular-nums; }
.group-detail { flex: 1; min-width: 0; }
h3 { margin: 0; font-size: 1.05rem; overflow-wrap: anywhere; }
.group-detail p { margin: .3rem 0 .65rem; color: var(--muted); font-size: .95rem; overflow-wrap: anywhere; }
.group-detail a { font-size: .9rem; }
.distance { white-space: nowrap; color: var(--ink); font-weight: 600; font-size: .9rem; font-variant-numeric: tabular-nums; }
footer { border-top: 1px solid var(--line); padding-block: 1.5rem 2.5rem; font-size: .85rem; color: var(--muted); }
footer p { margin: 0 0 .5rem; }
[hidden] { display: none !important; }
@media (max-width: 520px) {
  .site-header, main, footer { width: calc(100% - 2.5rem); }
  .intro { padding-top: 2.5rem; }
  h1 { font-size: 2.35rem; }
  .search { padding: 1.25rem; }
  .form-row { flex-direction: column; }
  li { gap: .6rem; }
}
@media (prefers-reduced-motion: reduce) { button { transition: none; } }