:root {
  --bg: #0f0f10;
  --surface: #1a1a1c;
  --surface-2: #232326;
  --text: #f4f1ec;
  --muted: #b3ada4;
  --accent: #ff6100;
  --accent-ink: #1a1206;
  --border: #33302c;
  --focus: #ffb38a;
  --radius: 14px;
  --max: 760px;
  --measure: 68ch;
}
@media (prefers-color-scheme: light) {
  :root {
    --bg: #faf7f2;
    --surface: #ffffff;
    --surface-2: #f1ece4;
    --text: #1c1a17;
    --muted: #5e584f;
    --accent: #b84400;
    --accent-ink: #ffffff;
    --border: #e2dbcf;
    --focus: #b84400;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: clamp(1.0625rem, 1rem + 0.25vw, 1.125rem);
  line-height: 1.6;
}
a { color: var(--accent); }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 16px; top: 16px; background: var(--surface); padding: 8px 12px; z-index: 10; }

header.site {
  position: sticky; top: 0; z-index: 5;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}
.bar { max-width: var(--max); margin: 0 auto; padding: 12px 16px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--muted); }
.brand img { display: block; height: 40px; width: auto; }
.brand-sub { font-weight: 700; font-size: .8rem; letter-spacing: .14em; text-transform: uppercase; border-left: 2px solid var(--accent); padding-left: 10px; }
nav ul { list-style: none; display: flex; flex-wrap: wrap; gap: 2px; margin: 8px 0 0; padding: 0; }
nav a {
  display: flex; align-items: center; min-height: 44px; padding: 8px 10px; border-radius: 999px; font-size: .9rem;
  text-decoration: none; color: var(--muted); white-space: nowrap; font-weight: 600;
}
nav a[aria-current="page"] { background: var(--accent); color: var(--accent-ink); }

main { max-width: var(--max); margin: 0 auto; padding: 20px 16px 48px; }
/* Base heading styles */
h1, h2, h3, h4 { font-weight: 800; line-height: 1.15; color: var(--accent); margin-top: 2.5rem; margin-bottom: 1rem; }
/* Fluid heading sizes */
h1 { font-size: clamp(2.25rem, 5vw + 1rem, 3.5rem); letter-spacing: -0.02em; margin-top: .5rem; margin-bottom: .5rem; }
h2 { font-size: clamp(1.75rem, 3vw + 1rem, 2.5rem); letter-spacing: -0.01em; }
h3 { font-size: clamp(1.375rem, 2vw + 0.8rem, 1.75rem); }
h4 { font-size: clamp(1.25rem, 1vw + 0.9rem, 1.375rem); }
.panel > h2:first-child { margin-top: 0; }
.lede { color: var(--muted); margin-top: 0; max-width: var(--measure); }
.panel p { max-width: var(--measure); }

.search { display: grid; gap: 10px; margin: 16px 0; }
.search input[type="search"] {
  width: 100%; padding: 14px 16px; font-size: 1rem;
  background: var(--surface); color: var(--text);
  border: 1px solid var(--border); border-radius: var(--radius);
}
.filters { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.filters label { font-size: .8rem; color: var(--muted); display: grid; gap: 4px; }
.filters select {
  width: 100%; min-height: 44px; padding: 10px; font-size: 1rem;
  background: var(--surface); color: var(--text);
  border: 1px solid var(--border); border-radius: 10px;
}
.count { color: var(--muted); font-size: .9rem; margin: 4px 0 12px; }

.cards { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden;
}
.card summary {
  cursor: pointer; padding: 16px; list-style: none; position: relative;
}
.card summary::after {
  content: "+"; position: absolute; top: 14px; right: 16px;
  width: 24px; height: 24px; display: grid; place-items: center;
  border-radius: 999px; background: var(--surface-2); color: var(--accent);
  font-weight: 700; line-height: 1;
}
.card[open] summary::after { content: "\2212"; }
.card summary p { margin: 0 0 10px; color: var(--muted); max-width: var(--measure); }
.card summary::-webkit-details-marker { display: none; }
.card h3 { margin: 0 0 6px; padding-right: 36px; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tag {
  font-size: .75rem; font-weight: 700; padding: 3px 8px; border-radius: 999px;
  background: var(--surface-2); color: var(--muted);
}
.tag.level { color: var(--accent); }
.card .body { padding: 4px 16px 20px; border-top: 1px solid var(--border); }
.card .body > * { max-width: var(--measure); }
.card .body h4 { margin: 28px 0 8px; font-size: .85rem; text-transform: uppercase; letter-spacing: .06em; color: var(--accent); }
.card .body p, .card .body ul { margin: 0; }
.card .body ul { padding-left: 1.3em; }
.card .body li { margin-bottom: 10px; }
.prose { margin-top: 6px; }
.card .body .prose h5 { margin: 28px 0 10px; padding-top: 22px; border-top: 1px solid var(--border); font-size: 1.15rem; font-weight: 800; line-height: 1.3; color: var(--accent); }
.card .body .prose h5:first-child { margin-top: 14px; padding-top: 0; border-top: 0; }
.card .body .prose p { margin: 0 0 1em; }
.card .body .prose { line-height: 1.65; }
.card .body .prose ul, .card .body .prose ol { margin: 0 0 12px; padding-left: 1.3em; }
.card .body .prose li { margin-bottom: 10px; }
.card .body .prose strong { color: var(--text); }
.caution { background: var(--surface-2); border-left: 4px solid var(--accent); padding: 10px 12px; border-radius: 8px; margin-top: 14px; }
.sample { font-size: .75rem; color: var(--accent); font-weight: 700; }

.panel { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px 16px; margin: 16px 0; }
.panel p { margin: 0 0 1em; }
.panel p:last-child { margin-bottom: 0; }
.panel h2 { margin-bottom: .75rem; }
.quals { margin: 0; padding-left: 1.2em; }
.quals li { margin-bottom: 10px; }
.panel h3.sub { font-size: 1.15rem; margin: 1.75rem 0 .5rem; }
.photo { margin: 16px 0; }
.panel .photo { margin: 1.25rem 0 0; }
.photo img { display: block; width: 100%; height: auto; border-radius: var(--radius); background: var(--surface-2); }
.photo figcaption { color: var(--muted); font-size: .85rem; margin-top: 8px; }
.refs { margin: 0; padding-left: 1.2em; font-size: .9rem; color: var(--muted); overflow-wrap: anywhere; }
.refs li { margin-bottom: 10px; }
.empty { color: var(--muted); text-align: center; padding: 32px 0; }

footer.site { border-top: 1px solid var(--border); }
footer.site .bar { color: var(--muted); font-size: .9rem; line-height: 1.55; padding-bottom: 32px; }
footer.site p { max-width: var(--measure); }
.disclaimer { margin: 0 0 8px; }

@media (max-width: 359px) {
  nav ul { gap: 0; justify-content: space-between; }
  nav a { padding: 8px 6px; font-size: .8rem; }
}
@media (min-width: 640px) {
  .filters { grid-template-columns: repeat(4, 1fr); }
}
@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto !important; transition: none !important; } }

.block { font-weight: 700; margin: 12px 0 4px; }
.plan { margin: 0; padding-left: 1.3em; }
.plan li { margin-bottom: 8px; }
.dose, .credit { color: var(--muted); font-size: .9rem; }
.cards > li { scroll-margin-top: 110px; }

/* Sessions and form links */
.session h3 { margin: 0 0 4px; }
.session p { margin: 6px 0; }
.session-title { font-weight: 700; color: var(--accent); }
.session-area { font-weight: 700; }
.button {
  display: inline-block; min-height: 44px; padding: 11px 20px; border-radius: 999px;
  background: var(--accent); color: var(--accent-ink); font-weight: 700; text-decoration: none;
}
.button:hover, .button:focus-visible { filter: brightness(1.08); text-decoration: underline; }