.ans-head{padding:40px 0 18px}
.ans-head .kicker{color:var(--muted);font-size:13px;margin:0 0 4px}
.ans-head h1{font-size:26px;line-height:1.45;margin:0 0 8px}
.ans-head .meta{color:var(--muted);font-size:14px;margin:0 0 10px}
.note-off{font-size:13px;color:var(--muted);background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:10px 14px;margin:0}
.ans{padding:10px 0 50px}
.ans h2{font-size:19px;margin:30px 0 4px}
.ans .sub{color:var(--muted);font-size:14px;margin:0 0 12px}
table.ans-table,table.ans-list,table.ans-grid{width:100%;border-collapse:collapse;background:var(--card);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;font-size:14px;margin:0 0 18px}
.ans-table th,.ans-table td,.ans-list th,.ans-list td,.ans-grid th,.ans-grid td{padding:8px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.ans-table thead th,.ans-list thead th,.ans-grid thead th{background:#F6EFE7;font-weight:500;font-size:13px;color:#5E5A55}
.ans-table th.no,.ans-table td.no{white-space:nowrap;width:4.5em}
.ans-table td.no{color:var(--muted)}
.ans-table td.tp{color:#444;overflow-wrap:anywhere}
.ans-table td.an{font-weight:700;color:var(--brand);overflow-wrap:anywhere;min-width:3.2em}
.ans-grid td,.ans-grid thead th{text-align:center}
.ans-grid td.na{color:#C9C2BA}
.ans-q{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:14px 16px;margin:0 0 12px}
.ans-q h3{font-size:15px;margin:0 0 4px;line-height:1.6}
.ans-q h3 .no{display:inline-block;background:var(--brand);color:#fff;border-radius:6px;padding:0 8px;margin-right:8px;font-size:13px}
.ans-q .tp{font-size:13px;color:var(--muted);margin:0 0 8px}
.ans-q .an{font-size:15px;overflow-x:auto}
.ans-q .an p{margin:0 0 8px}
.ans-q .an pre{background:#F6F3EF;border-radius:8px;padding:10px 12px;overflow-x:auto;font-size:13px;line-height:1.55}
.ans-q .an table{border-collapse:collapse;font-size:13px;margin:4px 0 10px}
.ans-q .an th,.ans-q .an td{border:1px solid var(--line);padding:4px 8px}
.ans-fig{display:block;max-width:100%;height:auto;margin:6px 0}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 24px}
.chip{font-size:13px;padding:4px 10px;border:1px solid var(--line);border-radius:999px;background:var(--card);color:var(--ink);text-decoration:none}
.chip.on{background:var(--brand);color:#fff;border-color:var(--brand)}
.ans-cta{background:var(--card);border:1px solid var(--line);border-left:3px solid var(--brand);border-radius:var(--r);padding:14px 16px;margin:24px 0 0}
.ans-cta p{margin:0 0 8px;font-size:14px}
.ans-cta .cta{margin-top:10px}
math{font-size:1.05em}
@media (max-width:560px){
  .ans-head h1{font-size:21px}
  .ans-table td.tp{font-size:13px}
  .ans-table th,.ans-table td{padding:8px 8px}
}
.book-in{font-size:14px;margin:10px 0 0}
.promo{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:16px;margin:6px 0 18px}
.promo .shot{position:relative;display:block;margin:0 0 14px}
.promo .shot{border:1px solid var(--line);border-radius:6px;overflow:hidden;background:#fff}
.promo .shot .page{display:block;width:100%;height:auto}
.promo .shot .page.crop{aspect-ratio:1400/1720;object-fit:cover;object-position:top}
.promo .shot::after{content:"";position:absolute;left:0;right:0;bottom:0;height:70px;background:linear-gradient(rgba(255,255,255,0),#fff)}
.promo .shot .cover{position:absolute;z-index:1;right:12px;bottom:14px;width:40%;aspect-ratio:2/1;object-fit:contain;background:#fff;border:1px solid var(--line);border-radius:6px;box-shadow:0 4px 14px rgba(0,0,0,.14)}
.promo .tag{display:inline-block;margin-bottom:6px}
.promo h3{font-size:17px;line-height:1.5;margin:0 0 6px}
.promo p{font-size:14px;margin:0 0 8px;color:#444}
.promo .sub-line{color:var(--muted)}
.promo .cta{margin-top:12px;justify-content:flex-start}
.promo-end{margin-top:24px}
@media (max-width:560px){
  .promo{padding:12px}
  .promo .shot .page{width:135%;max-width:none}
  .promo .shot::after{height:56px}
  .promo .shot .cover{width:54%;right:8px;bottom:10px}
  .promo .cta{justify-content:center}
}
.ans-head .pdf-sub{font-size:13px;color:var(--muted);margin:0 0 12px;display:flex;flex-wrap:wrap;gap:8px 10px;align-items:center;justify-content:center}
.ans-head .pdf-sub .btn{margin:0}
.ans-head .pdf-sub .pdf-t{color:var(--ink);font-weight:700}