.container{max-width:1200px;margin:0 auto}
.chapters-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:14px}
.chapter-card{display:block;background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:14px;text-decoration:none;color:#111;transition:.2s}
.chapter-card:hover{border-color:#0a4a2a;box-shadow:0 6px 18px rgba(0,0,0,.06);transform:translateY(-2px)}
.chapter-card h4{margin:0 0 4px;font-size:15px}
.chapter-card span{font-size:12px;background:#f0fdf4;color:#166534;padding:2px 8px;border-radius:20px}
a{color:#0a4a2a}