.abc-nav{display:flex;justify-content:space-between;gap:10px;margin-top:10px}
.abc-nav__btn{display:inline-block;padding:8px 10px;border:1px solid #ddd;border-radius:12px;text-decoration:none}
.abc-nav__btn.is-disabled{opacity:.5;pointer-events:none}

.abc-library{max-width:980px;margin:0 auto;padding:14px 12px}
.abc-library__title{margin:0 0 14px;font-size:24px}
.abc-library__chapter{border:1px solid #eee;border-radius:16px;padding:12px;margin:0 0 12px}
.abc-library__chapter-head{display:flex;justify-content:space-between;gap:12px;align-items:baseline}
.abc-library__chapter-title{margin:0;font-size:18px}
.abc-library__counts{color:#666;font-size:13px}
.abc-library__muted{color:#777;margin:10px 0 0}
.abc-library__episodes{margin:10px 0 0;padding-left:18px}
.abc-library__episode{margin:6px 0}

.abc-reader{max-width:1200px;margin:0 auto;padding:12px}
.abc-reader__header{position:sticky;top:0;background:#fff;z-index:20;padding:10px 0;border-bottom:1px solid #eee}
.abc-reader__title{margin:0;font-size:20px;line-height:1.2}
.abc-reader__layout{display:grid;grid-template-columns:1fr 320px;gap:18px;align-items:start;padding:14px 0}
.abc-reader__pages{display:grid;gap:14px}
.abc-reader__img{width:100%;height:auto;display:block;border-radius:16px}
.abc-reader__caption{margin-top:6px;color:#444;font-size:14px}
.abc-reader__aside{position:sticky;top:88px}
.abc-buybox{border:1px solid #eee;border-radius:18px;padding:14px;background:#fff;box-shadow:0 1px 8px rgba(0,0,0,.04)}
.abc-buybox__label{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:#777;margin-bottom:10px}
.abc-buybox__section{border-top:1px solid #f0f0f0;padding-top:10px;margin-top:10px}
.abc-buybox__title{font-weight:600;margin-bottom:8px}
.abc-buybox__btn{display:inline-block;width:100%;text-align:center;padding:10px 12px;border-radius:14px;border:1px solid #ddd;text-decoration:none}
.abc-buybox__btn[aria-disabled="true"]{opacity:.55;pointer-events:none}
.abc-buybox__hint{color:#777;font-size:12px;margin-top:8px}
.abc-buybox__muted{color:#777;font-size:13px}
.abc-reader__footer{padding:10px 0 30px;border-top:1px solid #eee}
@media (max-width:980px){.abc-reader__layout{grid-template-columns:1fr}.abc-reader__aside{position:static}}