/**
 * Front page — hero, tracks, features, CTA.
 * Signature element: a CSS-built "terminal window" panel in the hero
 * that stands in for a course/curriculum preview — built with real
 * markup (no image asset), reflecting the coding-academy subject matter
 * directly rather than a generic stock illustration.
 */

.hero {
  padding-block: var(--sf-space-16) var(--sf-space-20);
  background: var(--sf-ink);
  color: var(--sf-on-ink);
  overflow: hidden;
  position: relative;
}

.hero::before {
  content: "";
  position: absolute;
  top: -20%; right: -10%;
  width: 480px; height: 480px;
  background: radial-gradient(circle, rgba(68, 56, 202, 0.35), transparent 70%);
  pointer-events: none;
}

.hero__grid {
  display: grid;
  gap: var(--sf-space-12);
  align-items: center;
  position: relative;
}
@media (min-width: 1024px) {
  .hero__grid { grid-template-columns: 1fr 1fr; }
}

.hero__eyebrow {
  font-family: var(--sf-font-mono);
  font-size: var(--sf-text-xs);
  color: var(--sf-amber);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--sf-space-4);
}
.hero__eyebrow::before { content: "// "; opacity: 0.7; }

.hero h1 { color: var(--sf-on-ink); margin-bottom: var(--sf-space-5); }
.hero__lead {
  font-size: var(--sf-text-lg);
  color: var(--sf-on-ink-muted);
  margin-bottom: var(--sf-space-8);
  max-width: 46ch;
}

.hero__actions { display: flex; flex-wrap: wrap; gap: var(--sf-space-3); }

/* ---------- Terminal mockup ---------- */
.terminal {
  background: var(--sf-ink-soft);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--sf-radius-lg);
  box-shadow: var(--sf-shadow-lg);
  overflow: hidden;
}

.terminal__bar {
  display: flex;
  align-items: center;
  gap: var(--sf-space-2);
  padding: var(--sf-space-3) var(--sf-space-4);
  background: rgba(255, 255, 255, 0.03);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.terminal__dot { width: 10px; height: 10px; border-radius: 50%; }
.terminal__dot--red { background: #d64545; }
.terminal__dot--amber { background: #e8a33d; }
.terminal__dot--green { background: #1e9e6c; }
.terminal__path {
  margin-left: var(--sf-space-3);
  font-family: var(--sf-font-mono);
  font-size: var(--sf-text-xs);
  color: var(--sf-on-ink-muted);
}

.terminal__body {
  padding: var(--sf-space-5) var(--sf-space-6);
  font-family: var(--sf-font-mono);
  font-size: var(--sf-text-sm);
  line-height: 1.9;
}

.terminal__line { display: flex; gap: var(--sf-space-3); color: var(--sf-on-ink-muted); }
.terminal__line-number { color: rgba(255, 255, 255, 0.25); width: 1.5em; text-align: right; flex-shrink: 0; }
.terminal__token--key { color: #7fb0ff; }
.terminal__token--string { color: var(--sf-green); }
.terminal__token--comment { color: rgba(255, 255, 255, 0.35); }
.terminal__token--amber { color: var(--sf-amber); }

.terminal__cursor {
  display: inline-block;
  width: 7px; height: 1.1em;
  background: var(--sf-amber);
  margin-left: 2px;
  vertical-align: text-bottom;
  animation: sf-blink 1.1s steps(1) infinite;
}
@media (prefers-reduced-motion: reduce) {
  .terminal__cursor { animation: none; opacity: 0.8; }
}
@keyframes sf-blink { 50% { opacity: 0; } }

/* ---------- Trust strip ---------- */
.trust-strip {
  padding-block: var(--sf-space-8);
  border-bottom: 1px solid var(--sf-border);
}
.trust-strip__label {
  font-family: var(--sf-font-mono);
  font-size: var(--sf-text-xs);
  color: var(--sf-slate-400);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--sf-space-4);
}

/* ---------- Tracks (technology grid) ---------- */
.track-card {
  display: flex;
  flex-direction: column;
  gap: var(--sf-space-3);
}
.track-card__icon {
  width: 40px; height: 40px;
  border-radius: var(--sf-radius-md);
  background: var(--sf-indigo-50);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--sf-font-mono);
  color: var(--sf-indigo);
  font-weight: var(--sf-weight-semibold);
}

/* ---------- Feature list ---------- */
.feature-card__index {
  font-family: var(--sf-font-mono);
  font-size: var(--sf-text-xs);
  color: var(--sf-slate-400);
  margin-bottom: var(--sf-space-2);
  display: block;
}

/* ---------- CTA band ---------- */
.cta-band {
  background: var(--sf-indigo);
  color: #fff;
  border-radius: var(--sf-radius-xl);
  padding: var(--sf-space-12) var(--sf-space-8);
  text-align: center;
  margin-inline: var(--sf-container-pad);
}
.cta-band h2 { color: #fff; }
.cta-band p { color: rgba(255, 255, 255, 0.85); margin-inline: auto; }
@media (min-width: 1024px) {
  .cta-band { margin-inline: 0; }
}