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strong{font-family:var(--serif);font-size:1.05rem;font-weight:600;line-height:1.5}.article-related__list small{color:var(--muted);-webkit-line-clamp:3;-webkit-box-orient:vertical;font-size:.8125rem;line-height:1.7;display:-webkit-box;overflow:hidden}@media (width<=47.999rem){.article-reading__layout{grid-template-columns:minmax(0,1fr);gap:1.25rem}.article-toc{max-height:none;position:static}.article-toc summary{justify-content:space-between;align-items:center;min-height:2.5rem;list-style:none;display:flex}.article-toc summary::-webkit-details-marker{display:none}.article-toc summary:after{content:"＋";font-size:1.1rem}.article-toc details[open] summary:after{content:"−"}.article-neighbors,.article-related__list{grid-template-columns:minmax(0,1fr)}.article-related__list a{min-height:9rem}}