/* Type: Public Sans for text (the U.S. government's open typeface, fitting for NWS/OSHA numbers), IBM Plex Mono for
   readings. Self-hosted in fonts/ (SIL OFL 1.1), latin subset. */
@font-face { font-family: "Public Sans"; src: url(fonts/public-sans-400.woff2) format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Public Sans"; src: url(fonts/public-sans-600.woff2) format("woff2"); font-weight: 500 600; font-display: swap; }
@font-face { font-family: "Public Sans"; src: url(fonts/public-sans-800.woff2) format("woff2"); font-weight: 700 900; font-display: swap; }
@font-face { font-family: "Plex Mono"; src: url(fonts/plex-mono-500.woff2) format("woff2"); font-weight: 400 800; font-display: swap; }
:root {
  --bg: #faf9f7;
  --ink: #1c1917;
  --muted: #57534e;
  --card: #ffffff;
  --line: #e7ded4;
  --accent: #b03a0a;
  --accent-dark: #7c2d12;
  --sev0: #15803d; /* low / green */
  --sev1: #a16207; /* caution / yellow */
  --sev2: #c2410c; /* high / orange */
  --sev3: #b91c1c; /* extreme / red */
  --sev4: #111827; /* black */
  --radius: 4px;
  --mono: "Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-family: "Public Sans", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); line-height: 1.5; overflow-wrap: break-word; /* long unbroken place names wrap */ }
[hidden] { display: none !important; }
.wrap { max-width: 1040px; margin: 0 auto; padding: 0 16px; }
.skip { position: absolute; left: 8px; top: -60px; background: #fff; color: var(--accent-dark); padding: 8px 12px; border-radius: 2px; z-index: 10; font-weight: 700; }
.skip:focus { top: 8px; }
.top { background: #fff; color: var(--ink); padding: 16px 0 14px; margin-bottom: 20px; border-bottom: 1px solid var(--line); border-top: 4px solid var(--accent); }
.top-inner { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.top h1 { margin: 0; font-size: 1.6rem; font-weight: 800; letter-spacing: -0.01em; }
.tagline { margin: 2px 0 0; color: var(--muted); }
.lang { display: flex; gap: 6px; flex-shrink: 0; }
.lang button { background: #fff; color: var(--ink); border: 1px solid #78716c; font-weight: 600; padding: 6px 12px; min-width: 48px; min-height: 44px; }
.lang button[aria-pressed="true"] { background: var(--ink); color: #fff; border-color: var(--ink); }
.lang button:hover { background: #f5f5f4; color: var(--ink); border-color: var(--ink); }
.lang button[aria-pressed="true"]:hover { background: var(--ink); color: #fff; }
h2 { font-size: 1.15rem; font-weight: 700; margin: 0 0 12px; }
h3 { font-size: 1.05rem; margin: 0 0 8px; }
a { color: var(--accent); }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; margin-bottom: 16px; }
.grid2 { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 16px; }
.grid2 > .card { margin-bottom: 0; }
#results .grid2 { margin-bottom: 16px; }
@media (max-width: 760px) { .grid2 { grid-template-columns: minmax(0, 1fr); } .top h1 { font-size: 1.4rem; } .tagline { font-size: .95rem; } }
label { display: block; margin: 12px 0 4px; font-size: 0.92rem; font-weight: 600; color: var(--ink); }
label.check { display: flex; align-items: flex-start; gap: 8px; font-weight: 400; margin: 12px 0; }
label.check { min-height: 44px; align-items: center; }
label.check input { width: 24px; height: 24px; min-height: 0; padding: 0; margin: 0; flex-shrink: 0; accent-color: var(--accent); }
input, select { font: inherit; width: 100%; min-height: 44px; padding: 9px 10px; border: 1px solid #8a837d; border-radius: 3px; background: #fff; color: var(--ink); }
.hint { margin: 4px 0 0; font-size: .85rem; color: var(--muted); }
.row { display: flex; gap: 8px; align-items: flex-end; flex-wrap: wrap; margin: 8px 0; }
.row.nowrap { flex-wrap: nowrap; }
.row.nowrap > input { flex: 1; min-width: 0; }
.row.three > div { flex: 1; min-width: 100px; }
.row.three label { margin-top: 8px; }
button { font: inherit; cursor: pointer; border-radius: 3px; padding: 9px 14px; min-height: 44px; border: 2px solid var(--accent); background: var(--accent); color: #fff; font-weight: 600; }
button:hover { background: var(--accent-dark); border-color: var(--accent-dark); }
button.ghost { background: #fff; color: var(--accent); }
button.ghost:hover { background: #fff7ed; color: var(--accent-dark); }
button:disabled { opacity: .55; cursor: progress; }
button.primary { width: 100%; margin-top: 16px; padding: 12px; font-size: 1.05rem; }
button:focus-visible, input:focus-visible, select:focus-visible, a:focus-visible, summary:focus-visible, .table-wrap:focus-visible, #results:focus-visible, #status:focus-visible {
  outline: 3px solid #2563eb; outline-offset: 2px;
}
#results:focus, #main:focus { outline: none; }
.results { list-style: none; padding: 0; margin: 4px 0; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.results li button { width: 100%; min-width: 0; overflow-wrap: anywhere; text-align: left; background: #fff; color: var(--ink); border: 0; border-bottom: 1px solid var(--line); border-radius: 0; font-weight: 400; }
.results li button:hover, .results li button:focus { background: #fff7ed; }
.results li:last-child button { border-bottom: 0; }
.place-label { margin: 8px 0 0; font-weight: 600; min-height: 1.5em; overflow-wrap: anywhere; }
.muted { color: var(--muted); }
.small { font-size: 0.88rem; }
.status-row { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 12px; margin: 4px 0 12px; }
.status { min-height: 1.5em; font-weight: 600; margin: 0; flex: 1 1 240px; }
.status.error { color: #9a1d1d; }
.banner { background: #fef3c7; border: 1px solid #d97706; padding: 10px 12px; border-radius: var(--radius); font-weight: 600; }
.note { background: #eff6ff; border: 1px solid #93c5fd; padding: 10px 12px; border-radius: var(--radius); margin: 0 0 16px; }
.risk-card { border-left: 10px solid var(--line); }
.risk-card.sev0 { border-left-color: var(--sev0); }
.risk-card.sev1 { border-left-color: #eab308; }
.risk-card.sev2 { border-left-color: var(--sev2); }
.risk-card.sev3 { border-left-color: var(--sev3); }
.risk-card.sev4 { border-left-color: var(--sev4); }
.big { font-size: 1.45rem; font-weight: 800; font-variant-numeric: tabular-nums; margin: 2px 0 10px; display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.big .when { font-size: 1.1rem; font-weight: 700; }
.advice { margin: 8px 0 0; }
.warn-line { margin: 10px 0 0; padding: 8px 10px; border-radius: 2px; background: #fee2e2; color: #7f1d1d; font-weight: 600; }
.pill { display: inline-block; padding: 2px 8px; border-radius: 3px; font-weight: 700; font-size: 0.85rem; border: 2px solid transparent; line-height: 1.4; }
.pill.low, .pill.green { background: #dcfce7; color: #14532d; border-color: #15803d; }
.pill.caution, .pill.yellow { background: #fef9c3; color: #713f12; border-color: #ca8a04; }
.pill.high, .pill.orange { background: #ffedd5; color: #7c2d12; border-color: #ea580c; }
.pill.extreme, .pill.red { background: #fee2e2; color: #7f1d1d; border-color: #dc2626; }
.pill.black { background: #111827; color: #fff; border-color: #111827; }
.stats { display: grid; grid-template-columns: auto 1fr; gap: 3px 12px; margin: 0 0 8px; font-size: 0.92rem; }
.stats dt { color: var(--muted); } .stats dd { margin: 0; font-weight: 600; white-space: nowrap; }
.chart { width: 100%; overflow: hidden; }
.chart svg { width: 100%; height: auto; display: block; }
.legend { list-style: none; padding: 0; margin: 10px 0 0; display: flex; flex-wrap: wrap; gap: 6px 14px; color: var(--muted); }
.legend li { display: flex; align-items: center; gap: 6px; }
.sw { display: inline-block; width: 16px; height: 12px; border: 2px solid; border-radius: 3px; }
.sw.line { border: 0; border-top: 3px solid #431407; height: 0; border-radius: 0; }
.sw.dash { border: 0; border-top: 2px dashed #b91c1c; height: 0; border-radius: 0; }
.sw.boxk { border-color: #15803d; border-width: 3px; background: transparent; }
.sw.faded { border-color: #d6d3d1; background: #f5f5f4; }
details { margin-top: 12px; }
summary { cursor: pointer; font-weight: 600; color: var(--accent); min-height: 44px; display: flex; align-items: center; }
.table-wrap { overflow-x: auto; max-height: 420px; overflow-y: auto; border: 1px solid var(--line); border-radius: var(--radius); }
table { border-collapse: collapse; width: 100%; font-size: 0.86rem; font-variant-numeric: tabular-nums; }
thead th { position: sticky; top: 0; background: #faf5ef; z-index: 1; }
th, td { padding: 6px 8px; border-bottom: 1px solid var(--line); text-align: left; white-space: nowrap; }
tbody th { font-weight: 600; }
tr.off { color: #78716c; }
@media (max-width: 480px) { th, td { padding: 6px 6px; } table { font-size: 0.82rem; } .card { padding: 16px 14px; } }
.warn { background: #fff7ed; border-color: #fdba74; }
.warn li { margin-bottom: 4px; }
.accl { padding-left: 22px; }
.math code { background: #f5efe8; padding: 1px 5px; border-radius: 2px; font-family: var(--mono); font-size: max(0.85em, 12px); white-space: normal; overflow-wrap: anywhere; }
.math li { margin-bottom: 6px; }
footer { padding: 16px; text-align: left; }
.print-only { display: none; }
@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto !important; } }
@media print {
  .top, form, .no-print, .math, details summary, .skip, .status-row, footer { display: none !important; }
  details > *:not(summary) { display: block !important; }
  .table-wrap { max-height: none; overflow: visible; border: 0; }
  thead th { position: static; } /* a sticky header overlaps rows on page 2+ of a PDF; let the browser repeat it instead */
  thead { display: table-header-group; } tr { break-inside: avoid; }
  body { background: #fff; }
  .card { break-inside: avoid; border-color: #999; }
  .print-only { display: block; }
  #results { display: block !important; }
  .pill, .sw, .banner, .warn-line { -webkit-print-color-adjust: exact; print-color-adjust: exact; }
}

/* validation study */
.toplink { margin: 4px 0 0; font-size: .9rem; }
.toplink a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
.vtiles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 12px 0 16px; }
.vtile { border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 14px; background: #fff; }
.vtile h3 { font-size: .95rem; margin: 0; }
.vbig { font: 500 1.6rem/1.2 var(--mono); letter-spacing: -.02em; margin: 4px 0 0; color: var(--accent-dark); line-height: 1.2; }
.vlabel { margin: 0 0 6px; font-size: .8rem; color: var(--muted); }
.vtile .small { margin: 0; }
.vcharts figure, .validation figure { margin: 0 0 4px; min-width: 0; }
figcaption { font-weight: 600; font-size: .92rem; margin-bottom: 6px; }
.vh { margin-top: 22px; font-size: 1.1rem; }
.vfacts { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin: 8px 0 14px; }
.vfacts div { border-left: 4px solid var(--accent); padding: 2px 0 2px 10px; }
.vfacts dt { font-size: .82rem; color: var(--muted); }
.vfacts dd { margin: 0; font: 500 1.15rem/1.4 var(--mono); letter-spacing: -.01em; }
.vfacts dd.small { font: 400 .82rem/1.5 "Public Sans", sans-serif; letter-spacing: 0; }
.vmethods ol { padding-left: 22px; } .vmethods li { margin-bottom: 6px; }
.vmethods code { background: #f5efe8; padding: 1px 5px; border-radius: 2px; font-family: var(--mono); font-size: max(.85em, 12px); overflow-wrap: anywhere; }
.validation a { overflow-wrap: anywhere; }
.sw.dot { width: 10px; height: 10px; border: 0; border-radius: 50%; }
.sw.diag { border: 0; border-top: 2px dashed #1c1917; height: 0; border-radius: 0; }
.sw.bandk { border-color: #d6d3d1; background: #e7e5e4; }
@media (max-width: 760px) { .vtiles { grid-template-columns: 1fr; } .vfacts { grid-template-columns: 1fr 1fr; } }
@media print { .validation { display: none !important; } }
/* Which forecast fed the plan (NWS / Open-Meteo / sample) */
.source-line { margin: -0.4rem 0 0.8rem; padding: 0.35rem 0.6rem; border-left: 3px solid var(--line); color: var(--muted); overflow-wrap: anywhere; }
.source-line[data-source="nws"], .source-line[data-source="nws-only"] { border-left-color: #1d4ed8; }
.source-line.warn { border-left-color: var(--sev2); color: #7c2d12; background: #fff7ed; }

/* Replay button (top of page) */
.replay-cta { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 14px; margin: 0 0 16px; padding: 12px 14px; background: #fff; border: 1px solid var(--line); border-left: 4px solid var(--accent); border-radius: var(--radius); }
.replay-btn { font-size: 1.02rem; padding: 10px 16px; }
.replay-cta p { margin: 0; flex: 1 1 280px; color: var(--muted); }
.banner.replay { background: #f1f3f5; border-color: #475569; color: #1e293b; }
.source-line[data-source="replay"] { border-left-color: #475569; }

/* One-page coach plan */
.coach-controls > div { flex: 1 1 180px; }
.coach-controls label { margin-top: 4px; }
.coach-sheets { margin-top: 12px; }
.sheet { border: 1px dashed #a8a29e; border-radius: var(--radius); padding: 14px 16px; background: #fff; margin-top: 12px; font-size: .9rem; }
.sheet h4 { margin: 0; font-size: 1.15rem; }
.sheet .sh-sub { margin: 2px 0 8px; color: var(--muted); }
.sheet .sh-replay { margin: 0 0 8px; padding: 4px 8px; background: #f1f3f5; border: 1px solid #475569; border-radius: 2px; font-weight: 700; color: #1e293b; }
.sheet dl { display: grid; grid-template-columns: auto 1fr; gap: 2px 10px; margin: 0 0 8px; }
.sheet dt { color: var(--muted); } .sheet dd { margin: 0; font-weight: 600; min-width: 0; overflow-wrap: anywhere; }
.sheet .sh-window { margin: 6px 0 8px; padding: 8px 10px; border-left: 6px solid var(--sev0); background: #f0fdf4; border-radius: 2px; }
.sheet .sh-window.sev1 { border-left-color: #eab308; background: #fefce8; } .sheet .sh-window.sev2 { border-left-color: var(--sev2); background: #fff7ed; }
.sheet .sh-window.sev3 { border-left-color: var(--sev3); background: #fef2f2; } .sheet .sh-window.sev4 { border-left-color: var(--sev4); background: #f3f4f6; }
.sheet .sh-window .sh-big { font-size: 1.15rem; font-weight: 800; }
.sheet .sh-window p { margin: 2px 0 0; }
.sheet h5 { margin: 10px 0 4px; font-size: .95rem; }
.sh-strip { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(62px, 1fr)); gap: 3px; }
.sh-strip li { border: 2px solid; border-radius: 2px; padding: 2px 4px; text-align: center; line-height: 1.25; font-size: .78rem; }
.sh-strip li b { display: block; font-size: .8rem; white-space: nowrap; }
.sh-strip li.best { outline: 3px solid #15803d; outline-offset: 1px; }
.sh-strip .green, .sh-strip .low { background: #dcfce7; border-color: #15803d; color: #14532d; }
.sh-strip .yellow, .sh-strip .caution { background: #fef9c3; border-color: #ca8a04; color: #713f12; }
.sh-strip .orange, .sh-strip .high { background: #ffedd5; border-color: #ea580c; color: #7c2d12; }
.sh-strip .red, .sh-strip .extreme { background: #fee2e2; border-color: #dc2626; color: #7f1d1d; }
.sh-strip .black { background: #111827; border-color: #111827; color: #fff; }
.sheet ul { margin: 0; padding-left: 18px; } .sheet li { margin-bottom: 2px; }
.sheet .sh-rules li { list-style: none; margin-left: -18px; margin-bottom: 4px; }
.sheet .sh-foot { margin: 8px 0 0; color: var(--muted); font-size: .78rem; }
.sh-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 0 18px; }
@media (max-width: 560px) { .sh-cols { grid-template-columns: 1fr; } }
@media print {
  body.print-coach .top, body.print-coach .replay-cta, body.print-coach form, body.print-coach .status-row, body.print-coach .math,
  body.print-coach .validation, body.print-coach footer, body.print-coach #results > *:not(#coachCard),
  body.print-coach #coachCard > *:not(#coachSheet), body.print-coach .print-only { display: none !important; }
  body.print-coach #coachCard { border: 0; padding: 0; margin: 0; }
  body.print-coach .wrap { max-width: none; padding: 0; }
  body.print-coach .sheet { border: 0; padding: 0; margin: 0; font-size: 9pt; line-height: 1.3; break-inside: auto; }
  body.print-coach .sheet h4 { font-size: 14pt; }
  body.print-coach .sheet h5 { margin: 7px 0 3px; font-size: 10.5pt; }
  body.print-coach .sh-strip { grid-template-columns: repeat(auto-fill, minmax(54px, 1fr)); }
  body.print-coach .sh-strip li { font-size: 8pt; }
  body.print-coach .sh-cols { grid-template-columns: 1fr 1fr; }
  body.print-coach .sheet .pill { font-size: 8pt; padding: 0 7px; }
  body.print-coach .sheet dl { grid-template-columns: auto 1fr auto 1fr; gap: 1px 10px; margin-bottom: 6px; }
  body.print-coach .sheet .sh-window { margin: 4px 0 6px; padding: 6px 10px; }
  body.print-coach .sheet .sh-rules li { margin-bottom: 2px; }
  body.print-coach .sheet .sh-replay { margin-bottom: 6px; }
  body.print-coach .sheet + .sheet { break-before: page; }
  body:not(.print-coach) #coachCard { display: none !important; }
  .replay-cta { display: none !important; }
  .sh-strip li, .sh-window, .sh-replay { -webkit-print-color-adjust: exact; print-color-adjust: exact; }
  body.print-coach .sheet h5 { break-after: avoid; }
  body.print-coach .sheet .sh-strip li, body.print-coach .sheet .sh-window, body.print-coach .sheet .sh-rules li, body.print-coach .sheet dl { break-inside: avoid; }
  @page { margin: 11mm; }
}

/* Spanish visitors: hidden until js/app.js has applied the Spanish strings (no flash of English); always shown after 3 s. */
html.i18n-wait body { visibility: hidden; animation: i18n-reveal 0s linear 3s forwards; }
@keyframes i18n-reveal { to { visibility: visible; } }