/* Site-level pages (home, curriculum map). Loaded alongside lesson.css,
   which already supplies the color/type tokens and the html,body base —
   this file only adds landing-page-shaped layout on top of it. */

.site-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 var(--space-4);
  height: var(--nav-h);
  border-bottom: 1px solid var(--rule);
  background: var(--paper-card);
}
.site-logo {
  font-family: var(--mono); font-weight: 700; font-size: 14px; color: var(--ink);
  text-decoration: none; letter-spacing: -.01em;
}
.site-header nav a {
  font-family: var(--mono); font-size: 13px; color: var(--teal); text-decoration: none; margin-left: 22px;
}
.site-header nav a:hover { text-decoration: underline; }
.site-header nav a:focus-visible { outline: 2px solid var(--teal); outline-offset: 2px; }

.hero {
  display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-5);
  align-items: center;
  max-width: 1160px; margin: 0 auto; padding: 64px var(--space-4);
}
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; padding: 40px 20px; gap: var(--space-4); }
}
.hero-kicker {
  font-family: var(--mono); font-size: 12px; letter-spacing: .08em; text-transform: uppercase;
  color: var(--gold); margin: 0 0 12px;
}
.hero h1 {
  font-family: var(--mono); font-weight: 700; font-size: clamp(26px, 4vw, 38px);
  line-height: 1.18; margin: 0 0 16px; color: var(--ink); text-wrap: balance;
}
.hero .lede {
  font-family: var(--serif-body); font-size: 16px; line-height: 1.7;
  color: var(--ink-soft); max-width: 48ch; margin: 0 0 28px;
}
.cta {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--mono); font-weight: 700; font-size: 14px;
  color: var(--paper-card); background: var(--ink);
  padding: 14px 22px; border-radius: 8px; text-decoration: none;
  transition: background .12s ease, color .12s ease;
}
.cta:hover { background: var(--gold); }
.cta:focus-visible { outline: 2px solid var(--teal); outline-offset: 2px; }

.hero-demo { display: flex; flex-direction: column; gap: var(--space-2); min-width: 0; }
.hero-demo .canvas-wrap { aspect-ratio: 4 / 3; }

.path-section { max-width: 1160px; margin: 0 auto; padding: 8px var(--space-4) 64px; }
.path-section h2 {
  font-family: var(--mono); font-weight: 700; font-size: 19px; margin: 0 0 8px; color: var(--ink);
}
.path-section .section-note {
  font-family: var(--serif-body); font-size: 14.5px; color: var(--ink-soft); margin: 0 0 24px; max-width: 60ch;
}
.path-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 2px; }
/* Each row is a plain container (not a link — a link can't contain another
   link), with .path-main as the primary click target and .path-test as a
   separate, smaller secondary action. */
.path-row {
  display: grid; grid-template-columns: 52px 1fr auto; gap: 18px; align-items: center;
  padding: 10px 8px; border-top: 1px solid var(--rule-soft); border-radius: 6px;
}
.path-list li:last-child .path-row { border-bottom: 1px solid var(--rule-soft); }
.path-row:hover { background: var(--paper-card); }
.path-num { font-family: var(--mono); font-size: 12px; color: var(--ink-faint); }
.path-num b { display: block; font-size: 19px; color: var(--gold); font-weight: 700; }
.path-row.elective .path-num b { color: var(--teal); }
.path-main { display: block; padding: 8px 0; text-decoration: none; color: inherit; min-width: 0; }
.path-main:focus-visible { outline: 2px solid var(--teal); outline-offset: 2px; border-radius: 4px; }
.path-title { display: block; font-family: var(--mono); font-weight: 700; font-size: 14px; color: var(--ink); margin: 0 0 4px; }
.path-desc { display: block; font-family: var(--serif-body); font-size: 13.5px; color: var(--ink-soft); max-width: 62ch; line-height: 1.5; }
.path-status {
  font-family: var(--mono); font-size: 11px; color: var(--ink-faint); white-space: nowrap;
}
.path-test {
  font-family: var(--mono); font-size: 12px; color: var(--gold); text-decoration: none; white-space: nowrap;
  padding: 6px 12px; border: 1px solid var(--gold-fill); border-radius: 6px;
}
.path-test:hover { background: var(--gold-fill-soft); }
.path-test:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; }

.site-footer {
  text-align: center; padding: 32px var(--space-4) 56px;
  font-family: var(--mono); font-size: 12px; color: var(--ink-soft);
}
.site-footer a { color: var(--teal); }