/* ─── Bottom CTA & Download ──────────────────────────────── */
.download-section {
  padding: 96px 0;
  background: var(--bg-subtle);
  border-top: 1px solid var(--border);
  text-align: center;
}

.download-card {
  max-width: 720px;
  margin: 0 auto;
  padding: 52px 40px;
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

.download-heading {
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  margin-bottom: 12px;
  line-height: 1.25;
}

.download-sub {
  font-size: 16px;
  color: var(--text-secondary);
  max-width: 480px;
  margin: 0 auto 36px;
  line-height: 1.6;
}

/* ─── OS Cards Row ───────────────────────────────────────── */
.os-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 24px;
}

.os-card {
  padding: 22px 16px 18px;
  border-radius: var(--radius-sm);
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  transition: border-color 0.16s ease, box-shadow 0.16s ease, transform 0.16s ease;
  cursor: pointer;
}

.os-card:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}

.os-card-icon {
  font-size: 26px;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.os-card-name {
  font-size: 13.5px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text-primary);
}

.os-card-detail {
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.os-card .btn {
  width: 100%;
}

.os-sub-link {
  font-size: 11px;
  color: var(--text-muted);
  text-decoration: underline;
  margin-top: 6px;
  transition: color 0.15s ease;
  display: inline-block;
}

.os-sub-link:hover {
  color: var(--text-primary);
}

/* ─── Fine print ─────────────────────────────────────────── */
.download-fine-print {
  font-size: 12px;
  color: var(--text-muted);
}

@media (max-width: 768px) {
  .download-section { padding: 60px 0; }
  .download-card { padding: 36px 24px; }
  .download-heading { font-size: 26px; }
  .os-cards { grid-template-columns: 1fr; gap: 8px; }
}