/* nutfreecamp.com — site styles. Tokens match docs/BRAND.md. */

:root {
  --pine: #1F5135;
  --pine-deep: #143823;
  --ember: #E07A1F;
  --ember-hover: #C96A14;
  --sun: #F4C95D;
  --canvas: #FBF7EE;
  --card: #FFFFFF;
  --ink: #1D2A22;
  --muted: #55635A;
  --line: #E3DCCB;
  --alert: #B3261E;
  --alert-bg: #FDECEA;
  --ok: #1F5135;
  --ok-bg: #E6F2EA;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(20, 56, 35, .06), 0 6px 24px rgba(20, 56, 35, .07);
  --max: 1080px;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --pine: #7FC79A;
    --pine-deep: #A9DDBB;
    --ember: #F09A4A;
    --ember-hover: #F5AE6A;
    --canvas: #141A16;
    --card: #1C2520;
    --ink: #E8EFE9;
    --muted: #A3B2A8;
    --line: #2C3831;
    --alert: #FF8A80;
    --alert-bg: #3A1F1D;
    --ok: #7FC79A;
    --ok-bg: #1D3326;
    color-scheme: dark;
  }
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 1.125rem;
  line-height: 1.6;
}

img, svg { max-width: 100%; height: auto; }

a { color: var(--pine); text-underline-offset: 3px; }
a:hover { color: var(--pine-deep); }

:focus-visible { outline: 3px solid var(--ember); outline-offset: 2px; border-radius: 4px; }

h1, h2, h3 { line-height: 1.2; letter-spacing: -0.015em; color: var(--pine-deep); margin: 0 0 .5em; }
h1 { font-size: clamp(2rem, 5vw + 1rem, 3.25rem); }
h2 { font-size: clamp(1.5rem, 2.5vw + 1rem, 2.1rem); }
h3 { font-size: 1.25rem; }
p { margin: 0 0 1em; }

.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 16px; }
.narrow { max-width: 720px; }

.skip-link { position: absolute; left: -9999px; }
.skip-link:focus { left: 16px; top: 16px; background: var(--card); padding: 8px 12px; z-index: 10; }

/* Header */
.site-header { border-bottom: 1px solid var(--line); background: var(--canvas); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-top: 12px; padding-bottom: 12px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--pine-deep); font-weight: 800; font-size: 1.2rem; letter-spacing: -0.02em; }
.brand img { width: 40px; height: 40px; }
.nav { display: flex; gap: 6px 18px; flex-wrap: wrap; align-items: center; }
.nav a { text-decoration: none; font-weight: 600; font-size: 1rem; }
.nav a[aria-current="page"] { text-decoration: underline; text-decoration-thickness: 2px; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 48px; padding: 12px 22px; border-radius: 999px; border: 2px solid transparent;
  font: inherit; font-weight: 700; font-size: 1rem; text-decoration: none; cursor: pointer;
}
.btn-primary { background: var(--ember); color: #1D2A22; }
.btn-primary:hover { background: var(--ember-hover); color: #1D2A22; }
.btn-secondary { background: transparent; color: var(--pine); border-color: var(--pine); }
.btn-secondary:hover { background: var(--ok-bg); color: var(--pine-deep); }
.btn[disabled] { opacity: .6; cursor: progress; }
.nav .btn { min-height: 40px; padding: 8px 16px; }

/* Hero */
.hero { padding: 56px 0 48px; }
.hero .eyebrow { display: inline-block; background: var(--sun); color: #1D2A22; font-weight: 700; font-size: .85rem; padding: 4px 12px; border-radius: 999px; margin-bottom: 16px; }
.hero p.lead { font-size: 1.3rem; color: var(--muted); max-width: 40ch; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }

/* Sections */
section { padding: 40px 0; }
.alt { background: var(--card); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }

.grid { display: grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; box-shadow: var(--shadow); }
.alt .card { background: var(--canvas); box-shadow: none; }
.card h3 { margin-top: 0; }
.card p:last-child { margin-bottom: 0; }

.stat { font-size: 2.5rem; font-weight: 800; color: var(--pine); line-height: 1; margin-bottom: 8px; }

.callout { border-left: 5px solid var(--alert); background: var(--alert-bg); padding: 16px 20px; border-radius: 0 var(--radius) var(--radius) 0; }
.callout strong { color: var(--alert); }

.steps { counter-reset: step; list-style: none; padding: 0; margin: 0; display: grid; gap: 16px; }
.steps li { counter-increment: step; position: relative; padding-left: 56px; }
.steps li::before {
  content: counter(step); position: absolute; left: 0; top: 0;
  width: 40px; height: 40px; border-radius: 50%; background: var(--pine); color: var(--canvas);
  display: grid; place-items: center; font-weight: 800;
}

.sources { font-size: .9rem; color: var(--muted); }
.sources ol { padding-left: 1.2em; }

/* Forms */
.form { display: grid; gap: 18px; }
.field { display: grid; gap: 6px; }
.field label, .field legend { font-weight: 700; font-size: 1rem; }
.field .hint { font-size: .9rem; color: var(--muted); }
.req { color: var(--alert); }
input[type="text"], input[type="email"], select, textarea {
  width: 100%; font: inherit; font-size: 1rem; color: var(--ink); background: var(--canvas);
  border: 2px solid var(--line); border-radius: 10px; padding: 12px 14px; min-height: 48px;
}
textarea { min-height: 160px; resize: vertical; line-height: 1.5; }
input:focus, select:focus, textarea:focus { border-color: var(--pine); outline: none; box-shadow: 0 0 0 3px var(--ok-bg); }
[aria-invalid="true"] { border-color: var(--alert) !important; }
.field-error { color: var(--alert); font-size: .9rem; font-weight: 600; }
.check { display: flex; gap: 10px; align-items: flex-start; font-size: 1rem; }
.check input { width: 22px; height: 22px; margin-top: 3px; accent-color: var(--pine); flex: none; }
.two-col { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.hp { position: absolute !important; left: -10000px !important; width: 1px; height: 1px; overflow: hidden; }

.status { padding: 14px 16px; border-radius: 10px; font-weight: 600; }
.status:empty { display: none; }
.status.error { background: var(--alert-bg); color: var(--alert); }
.status.success { background: var(--ok-bg); color: var(--ok); }

.letter-preview { font-family: inherit; }
.js-only { display: none; }
.has-js .js-only { display: block; }
.has-js .no-js { display: none; }

/* Footer */
.site-footer { border-top: 1px solid var(--line); padding: 32px 0 48px; color: var(--muted); font-size: .95rem; margin-top: 40px; }
.site-footer .wrap { display: grid; gap: 12px; }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 8px 20px; }
.disclaimer { font-size: .85rem; }

@media (max-width: 560px) {
  .hero { padding: 36px 0 32px; }
  .actions .btn { width: 100%; }
  .nav { gap: 6px 14px; }
}
.h3 { font-size: 1.25rem; }

/* Learn pages */
.review-note { display: inline-block; font-size: .9rem; color: var(--muted); border: 1px dashed var(--line); border-radius: 10px; padding: 6px 12px; margin-top: 8px; }
.key-points { padding-left: 1.2em; display: grid; gap: 10px; }
.card.works { border-top: 5px solid var(--pine); }
.card.fails { border-top: 5px solid var(--alert); }
.card.works ul, .card.fails ul { padding-left: 1.2em; margin: 0; }
.myths { margin: 0; display: grid; gap: 16px; }
.myths > div { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px 24px; }
.myths dt { font-weight: 800; color: var(--pine-deep); margin-bottom: 6px; }
.myths dt::before { content: "Myth: "; color: var(--alert); }
.myths dd { margin: 0; }
.myths dd::before { content: "Fact: "; font-weight: 800; color: var(--pine); }
section p.narrow { max-width: 720px; }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }

/* For Camps */
.faq { margin: 0; display: grid; gap: 16px; }
.faq > div { background: var(--canvas); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px 24px; }
.faq dt { font-weight: 800; color: var(--pine-deep); margin-bottom: 6px; }
.faq dd { margin: 0; }
.js-only-inline { display: none; }
.has-js .js-only-inline { display: inline-flex; }

/* Model policy */
.policy { box-shadow: var(--shadow); }
.policy-head { border-bottom: 2px solid var(--pine); padding-bottom: 12px; margin-bottom: 20px; }
.policy-org { font-weight: 800; color: var(--muted); margin: 0; text-transform: uppercase; letter-spacing: .06em; font-size: .9rem; }
.policy-head h2 { margin: 4px 0; }
.policy-meta { color: var(--muted); font-size: .95rem; margin: 0; }
.policy h3 { margin-top: 1.6em; }
.policy ul, .policy ol { padding-left: 1.3em; }
.policy li { margin-bottom: .35em; }
.policy hr { border: 0; border-top: 1px solid var(--line); margin: 2em 0 1em; }
.policy-short { margin: 0; padding: 16px 20px; background: var(--ok-bg); border-left: 5px solid var(--pine); border-radius: 0 var(--radius) var(--radius) 0; }
.policy-short p { margin: 0; }
.policy-credit { color: var(--muted); font-size: .85rem; margin-top: 2em; }

@media print {
  :root { --canvas: #fff; --card: #fff; --ink: #000; --muted: #444; --pine: #1F5135; --pine-deep: #143823; --line: #ccc; --ok-bg: #f1f6f2; }
  body { font-size: 11pt; background: #fff; }
  .site-header, .site-footer, .screen-only, .skip-link { display: none !important; }
  .alt, .policy-wrap { background: #fff; border: 0; padding: 0; }
  .policy { border: 0; box-shadow: none; padding: 0; }
  .wrap { max-width: none; padding: 0; }
  .policy h3 { break-after: avoid; }
  .policy li, .policy-short { break-inside: avoid; }
  a { color: inherit; text-decoration: none; }
  @page { margin: 18mm 16mm; }
}

/* Anaphylaxis */
.emergency-band { background: var(--alert-bg); border-top: 4px solid var(--alert); border-bottom: 1px solid var(--line); }
.emergency-band h2 { color: var(--alert); }
.steps-alert li::before { background: var(--alert); color: #fff; }
.emergency-note { margin-top: 20px; font-weight: 700; }
.checklist { list-style: none; padding: 0; display: grid; gap: 10px; }
.checklist li { position: relative; padding-left: 34px; }
.checklist li::before { content: "✓"; position: absolute; left: 0; top: 0; width: 24px; height: 24px; border-radius: 50%; background: var(--ok-bg); color: var(--pine); font-weight: 800; display: grid; place-items: center; font-size: .85rem; margin-top: 3px; }
.card ul { padding-left: 1.2em; margin: 0; }

/* Learn hub */
.card-link { display: block; text-decoration: none; color: var(--ink); transition: border-color .15s, transform .15s; }
.card-link:hover { border-color: var(--pine); color: var(--ink); transform: translateY(-2px); }
.card-link .more { font-weight: 700; color: var(--pine); }
@media (prefers-reduced-motion: reduce) { .card-link { transition: none; } .card-link:hover { transform: none; } }

/* Camp day timeline */
.timeline { list-style: none; padding: 0; margin: 24px 0 0; position: relative; }
.timeline::before { content: ""; position: absolute; left: 7px; top: 8px; bottom: 8px; width: 2px; background: var(--line); }
.timeline li { position: relative; padding: 0 0 28px 36px; }
.timeline li::before { content: ""; position: absolute; left: 0; top: 6px; width: 16px; height: 16px; border-radius: 50%; background: var(--sun); border: 3px solid var(--pine); }
.timeline .time { display: block; font-size: .85rem; font-weight: 800; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }
.timeline h3 { margin: 2px 0 8px; }
.timeline .risk, .timeline .fix { margin: 0 0 6px; padding: 8px 12px; border-radius: 8px; font-size: 1rem; }
.timeline .risk { background: var(--alert-bg); }
.timeline .risk strong { color: var(--alert); }
.timeline .fix { background: var(--ok-bg); }
.timeline .fix strong { color: var(--pine); }