.category-nav{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:28px}
.category-nav a{display:block;background:#fff;border:1px solid var(--line);border-radius:20px;padding:20px;box-shadow:0 12px 28px rgba(19,35,31,.05)}
.category-nav strong{display:block;color:var(--brand-dark);font-size:1.08rem;margin-bottom:6px}
.category-nav span{color:var(--muted);font-size:.95rem}
.category-block{scroll-margin-top:110px}
.category-block+.category-block{margin-top:64px}
.category-block .section-head{align-items:start}
.card h2{font-size:1.3rem;line-height:1.12;letter-spacing:-.02em}
.listing-card h2{font-size:1.45rem;line-height:1.2;letter-spacing:-.02em}
.listing-card .meta{display:block;margin-top:18px}
.article-meta{display:flex;flex-wrap:wrap;gap:8px 18px;margin:0 0 26px;color:var(--muted);font-size:.94rem}
.direct-answer{margin:26px 0;padding:22px 24px;border-left:4px solid var(--brand);border-radius:0 18px 18px 0;background:rgba(47,139,106,.08)}
.direct-answer strong{display:block;color:var(--brand-dark);margin-bottom:6px}
.reference-list{padding-left:20px}
.reference-list li{margin:10px 0}
.reference-list a,.article a:not(.btn){color:var(--brand-dark);text-decoration:underline;text-underline-offset:3px}
.related-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:20px}
.related-card{display:block;border:1px solid var(--line);border-radius:20px;padding:20px;background:#fff}
.related-card strong{display:block;color:var(--brand-dark);margin-bottom:6px}
.related-card span{color:var(--muted)}
.notice{padding:24px;border:1px solid var(--line);border-radius:22px;background:rgba(255,255,255,.75)}
.notice h3{margin-bottom:8px}
.notice p{margin-bottom:0;color:var(--muted)}
.breadcrumbs{font-size:.92rem;color:var(--muted);margin-bottom:18px}
.breadcrumbs a{color:var(--brand-dark)}
@media(max-width:900px){.category-nav,.related-grid{grid-template-columns:1fr}}