/* Layout: one column like a field notebook — question, two answers, the snow stake, then the API bench. */
:root {
  --ice: #edf2f5;        /* page */
  --snow: #fbfdfe;       /* surfaces */
  --ink: #0d2230;        /* text */
  --muted: #557083;
  --line: #cfdbe3;
  --beacon: #e8920c;     /* plow beacon amber: the accent */
  --beacon-ink: #1c1203;
  --cold: #2c6e9e;       /* forecast blue */
  --band-a: #dfe9ef;     /* snow bands, light to heavy */
  --band-b: #c9dae4;
  --bad: #b23a2e;
  --display: "Familjen Grotesk", "Arial Narrow", system-ui, sans-serif;
  --body: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --ice: #0a1620; --snow: #102230; --ink: #e6eef3; --muted: #8aa3b4; --line: #1f3646;
    --beacon: #f4a93a; --beacon-ink: #1c1203; --cold: #6fb2e3; --band-a: #16303f; --band-b: #1c3b4d; --bad: #ef8a7f;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --ice: #0a1620; --snow: #102230; --ink: #e6eef3; --muted: #8aa3b4; --line: #1f3646;
  --beacon: #f4a93a; --beacon-ink: #1c1203; --cold: #6fb2e3; --band-a: #16303f; --band-b: #1c3b4d; --bad: #ef8a7f;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--ice);
  color: var(--ink);
  font: 16px/1.55 var(--body);
  padding-top: env(safe-area-inset-top, 0px);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}
.page {
  max-width: 880px;
  margin: 0 auto;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
  padding-block: 20px 40px;
  display: grid;
  gap: 40px;
}
main { display: grid; gap: 40px; }
h1, h2 { font-family: var(--display); margin: 0; text-wrap: balance; }
:focus-visible { outline: 2px solid var(--beacon); outline-offset: 2px; }

/* Header */
.top { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; }
.mark { position: relative; width: 12px; height: 30px; background: var(--beacon); border-radius: 2px; }
.mark i { position: absolute; left: 12px; width: 7px; height: 2px; background: var(--ink); }
.mark i:nth-child(1) { top: 5px; } .mark i:nth-child(2) { top: 12px; } .mark i:nth-child(3) { top: 19px; } .mark i:nth-child(4) { top: 26px; }
.word { font: 700 1.6rem/1 var(--display); letter-spacing: .14em; text-transform: uppercase; padding-left: 8px; }
.top-right { display: flex; align-items: center; gap: 14px; }
.by { font: 500 .78rem/1 var(--mono); color: var(--muted); letter-spacing: .06em; text-transform: uppercase; }
.lang { font: 600 .8rem/1 var(--mono); padding: 7px 10px; border-radius: 6px; border: 1px solid var(--line); background: var(--snow); color: var(--ink); cursor: pointer; }
.lang:hover { border-color: var(--muted); }

/* Question */
.ask { display: grid; gap: 14px; }
.ask h1 { font-size: clamp(2rem, 6vw, 3.2rem); line-height: 1.02; font-weight: 700; letter-spacing: -.01em; max-width: 18ch; }
.lede { margin: 0; color: var(--muted); max-width: 62ch; }
.form {
  display: flex; flex-wrap: wrap; align-items: flex-end; gap: 12px;
  background: var(--snow); border: 1px solid var(--line); border-radius: 12px; padding: 16px;
}
.field { display: grid; gap: 6px; min-width: 0; }
.field.grow { flex: 1 1 220px; }
.field label { font: 600 .72rem/1 var(--body); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
input, select {
  font: 500 1rem/1.2 var(--body); color: var(--ink); background: var(--ice);
  border: 1px solid var(--line); border-radius: 8px; padding: 11px 12px; min-height: 46px; width: 100%;
}
input:focus, select:focus { border-color: var(--beacon); outline: none; box-shadow: 0 0 0 3px color-mix(in srgb, var(--beacon) 25%, transparent); }
.unit-input { position: relative; width: 7.5rem; }
.unit-input input { padding-right: 38px; font-family: var(--mono); font-variant-numeric: tabular-nums; }
.unit-input span { position: absolute; right: 12px; top: 50%; transform: translateY(-50%); color: var(--muted); font: 500 .9rem var(--mono); pointer-events: none; }
.actions { display: flex; flex-wrap: wrap; gap: 8px; }
.go, .geo { font: 600 1rem/1 var(--body); min-height: 46px; padding: 0 18px; border-radius: 8px; cursor: pointer; }
.go { background: var(--beacon); color: var(--beacon-ink); border: 1px solid var(--beacon); }
.go:hover { filter: brightness(1.06); }
.geo { background: transparent; color: var(--ink); border: 1px solid var(--line); }
.geo:hover { border-color: var(--muted); }
.go:disabled, .geo:disabled { opacity: .55; cursor: progress; }
.hint { margin: 0; color: var(--muted); font-size: .88rem; max-width: 70ch; }

/* Answer */
.answer { display: grid; gap: 12px; }
.where { margin: 0; font: 500 .82rem/1.3 var(--mono); color: var(--muted); letter-spacing: .04em; }
.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); gap: 12px; }
.tile { background: var(--snow); border: 1px solid var(--line); border-radius: 12px; padding: 18px 20px; display: grid; gap: 6px; align-content: start; min-width: 0; }
.tile.op { border-top: 4px solid var(--beacon); }
.tile.snow { border-top: 4px solid var(--cold); }
.tile h2 { font-size: .8rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); font-family: var(--body); }
.date { margin: 0; font: 700 clamp(2.4rem, 8vw, 3.4rem)/1 var(--display); font-variant-numeric: tabular-nums; letter-spacing: -.01em; }
.when { margin: 0; font: 500 .95rem/1.3 var(--mono); color: var(--ink); }
.facts { display: flex; flex-wrap: wrap; gap: 6px 8px; margin-top: 8px; align-items: center; }
.chip { font: 500 .78rem/1 var(--body); padding: 6px 9px; border-radius: 999px; border: 1px solid var(--line); color: var(--ink); white-space: nowrap; }
.chip.forecast { border-color: var(--cold); color: var(--cold); }
.chip.climatology, .chip.recurrence { color: var(--muted); }
.conf { display: inline-flex; align-items: center; gap: 6px; font: 500 .78rem/1 var(--body); color: var(--muted); }
.conf .seg { display: inline-flex; gap: 2px; }
.conf .seg i { width: 10px; height: 6px; border-radius: 2px; background: var(--line); }
.conf .seg i.on { background: var(--ink); }
.answer[aria-busy="true"] .date, .answer[aria-busy="true"] .when { color: var(--muted); animation: pulse 1.4s ease-in-out infinite; }
@keyframes pulse { 50% { opacity: .45; } }
@media (prefers-reduced-motion: reduce) { .answer[aria-busy="true"] .date, .answer[aria-busy="true"] .when { animation: none; } }
.error { margin: 0; padding: 12px 14px; border-radius: 8px; border: 1px solid var(--bad); color: var(--bad); background: var(--snow); }

/* Snow stake */
.stake-sec { display: grid; gap: 14px; }
.sec-head { display: grid; gap: 4px; }
.sec-head h2 { font-size: 1.5rem; font-weight: 600; }
.note { margin: 0; color: var(--muted); font-size: .9rem; max-width: 70ch; }
.note.small { font-size: .82rem; }
.stake { display: flex; flex-direction: column-reverse; position: relative; background: var(--snow); border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px 12px 0; overflow: hidden; }
.band { display: grid; grid-template-columns: 5.2rem 14px minmax(0, 1fr) auto; align-items: center; gap: 12px; position: relative; }
.band .cm { font: 500 .85rem/1 var(--mono); text-align: right; color: var(--muted); font-variant-numeric: tabular-nums; }
.band .pole { align-self: stretch; background: var(--beacon); position: relative; }
.band .pole::after { content: ""; position: absolute; left: 100%; top: 0; width: 8px; height: 2px; background: var(--ink); }
.band .fill { align-self: stretch; display: flex; align-items: center; padding: 6px 12px; border-radius: 4px; min-width: 0; }
.band:nth-child(odd) .fill { background: var(--band-a); }
.band:nth-child(even) .fill { background: var(--band-b); }
.band .label { font: 600 .95rem/1.2 var(--body); }
.band .label small { display: block; font: 400 .78rem/1.3 var(--body); color: var(--muted); }
.band .bdate { font: 500 .95rem/1 var(--mono); text-align: right; min-width: 5.5rem; padding-right: 2px; font-variant-numeric: tabular-nums; }
.band.is-op .fill { box-shadow: inset 3px 0 0 var(--beacon); }
.band.is-snow .fill { box-shadow: inset 3px 0 0 var(--cold); }
.band.is-op.is-snow .fill { box-shadow: inset 3px 0 0 var(--beacon); }
.trigger-line { position: absolute; left: calc(5.2rem + 12px); right: 0; height: 0; border-top: 2px dashed var(--beacon); pointer-events: none; }
.trigger-line span { position: absolute; left: 8px; top: -1.35rem; font: 600 .72rem/1 var(--mono); color: var(--beacon-ink); background: var(--beacon); padding: 4px 6px; border-radius: 4px; white-space: nowrap; }

/* API bench */
.api { background: var(--snow); border: 1px solid var(--line); border-radius: 12px; }
.api summary { cursor: pointer; padding: 14px 16px; font: 600 1rem/1.2 var(--display); list-style: none; display: flex; align-items: center; gap: 10px; }
.api summary::-webkit-details-marker { display: none; }
.api summary::before { content: ""; width: 7px; height: 7px; border-right: 2px solid currentColor; border-bottom: 2px solid currentColor; transform: rotate(-45deg); transition: transform .15s; }
.api[open] summary::before { transform: rotate(45deg); }
.api-body { padding: 0 16px 16px; display: grid; gap: 12px; min-width: 0; }
.req { display: flex; align-items: center; gap: 10px; min-width: 0; background: var(--ice); border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; }
.method { font: 600 .75rem/1 var(--mono); background: var(--ink); color: var(--snow); padding: 4px 6px; border-radius: 4px; flex: none; }
.req code { font: 400 .82rem/1.4 var(--mono); overflow-x: auto; white-space: nowrap; flex: 1; min-width: 0; }
.copy { font: 600 .78rem/1 var(--body); padding: 7px 10px; border-radius: 6px; border: 1px solid var(--line); background: var(--snow); color: var(--ink); cursor: pointer; flex: none; }
.api-meta { display: flex; flex-wrap: wrap; gap: 8px 24px; margin: 0; }
.api-meta div { display: grid; gap: 2px; }
.api-meta dt { font: 600 .7rem/1 var(--body); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.api-meta dd { margin: 0; font: 500 .95rem/1.2 var(--mono); font-variant-numeric: tabular-nums; }
.api-meta dd.ok { color: var(--cold); } .api-meta dd.bad { color: var(--bad); }
.json { margin: 0; max-height: 26rem; overflow: auto; background: var(--ice); border: 1px solid var(--line); border-radius: 8px; padding: 12px; font: 400 .78rem/1.5 var(--mono); white-space: pre; }

/* Footer */
.foot { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 6px 16px; font: 400 .78rem/1.4 var(--mono); color: var(--muted); border-top: 1px solid var(--line); padding-top: 14px; }
.foot b { font-weight: 500; color: var(--beacon); }

@media (max-width: 520px) {
  .band { grid-template-columns: 3.6rem 10px minmax(0, 1fr) auto; gap: 8px; }
  .trigger-line { left: calc(3.6rem + 8px); }
  .band .bdate { min-width: 4.4rem; font-size: .88rem; }
  .unit-input { width: 100%; }
  .field:not(.grow) { flex: 1 1 140px; }
  .actions { width: 100%; }
  .actions .go, .actions .geo { flex: 1 1 auto; }
}