.page-hero h1 { font-weight: 700; letter-spacing: -0.02em; }
	.chapters { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 0 2.5rem; }
	@media (max-width: 767px) { .chapters { grid-template-columns: 1fr; } }
	.chapters li { display: flex; gap: 1rem; align-items: baseline; padding: .7rem 0; border-bottom: 1px solid rgba(15,30,45,.08); }
	.chapters .ch-time { font-variant-numeric: tabular-nums; font-weight: 700; color: #0a7d92; white-space: nowrap; font-size: .9rem; min-width: 62px; }
	.chapters .ch-label { color: var(--body); line-height: 1.5; }