.lr-head{padding:clamp(36px,4.6vw,72px) 0 0}.lr-head-in{display:flex;flex-direction:column;align-items:flex-start;gap:20px;max-width:900px}.lr-h1{margin:0;font-size:clamp(34px,4.2vw,56px);line-height:1.05;letter-spacing:-.034em;font-weight:600;text-wrap:balance}.lr-meta{margin:0;font-size:14px;color:var(--color-text-muted);font-variant-numeric:tabular-nums}.lr-by{display:flex;align-items:center;gap:14px;padding-top:8px}.lr-av{display:inline-grid;flex:none;place-items:center;width:44px;height:44px;font-size:16px;font-weight:600;color:var(--color-accent);background:var(--lk-peach-strong);border-radius:50%}.lr-by-t{display:flex;flex-direction:column;gap:2px;font-size:15px;color:var(--color-text-secondary)}.lr-by-t b{font-weight:600;color:var(--color-text)}.lr-grid{display:grid;grid-template-columns:240px minmax(0,1fr);gap:clamp(32px,4.5vw,72px);align-items:start;padding-top:clamp(36px,4vw,56px)}.lr-aside{position:sticky;top:96px}.lr-cover{position:relative;margin-top:clamp(28px,3vw,44px);aspect-ratio:21/9;overflow:hidden;background:var(--color-bg-secondary);border-radius:var(--lk-radius)}.lr-cover img{object-fit:cover}.lr-sum{display:none}@media (min-width:1280px){.lr-grid{grid-template-columns:180px minmax(0,1fr) 180px;gap:28px}.lr-grid-duo{grid-template-columns:240px minmax(0,1fr)}.lr-sum{position:sticky;top:96px;display:block;opacity:0;transform:translateY(8px);transition:opacity .25s,transform .25s}.lr-sum[data-shown]{opacity:1;transform:none}}@media (min-width:1280px) and (prefers-reduced-motion:reduce){.lr-sum{transition:none}}.lr-rail-l,.lr-toc-l{display:flex;flex-direction:column;margin:14px 0 0;padding:0;list-style:none}.lr-rail-l li{border-inline-start:2px solid var(--color-border)}.lr-rail-l li[data-active]{border-color:var(--color-accent)}.lr-rail-l a{display:block;padding:7px 0 7px 16px;font-size:14px;line-height:1.4;color:var(--color-text-muted);transition:color .18s}.lr-rail-l a:hover,.lr-rail-l li[data-active] a{color:var(--color-text)}.lr-toc{display:none;border-block:1px solid var(--color-border)}.lr-toc summary{padding:14px 0;cursor:pointer;list-style:none}.lr-toc summary::-webkit-details-marker{display:none}.lr-toc-l{gap:10px;margin:0;padding-bottom:16px}.lr-toc-l a{font-size:15px;line-height:1.4;color:var(--color-text-secondary)}@media (max-width:1080px){.lr-grid{grid-template-columns:minmax(0,1fr)}.lr-aside{display:none}.lr-toc{display:block}}