.knowledge-intro{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:3rem;align-items:center;margin:2.8rem 0 1rem}.knowledge-intro h1{font-size:clamp(2.7rem,4.8vw,4.8rem);line-height:1.08;letter-spacing:-.03em;margin:0 0 1.4rem}.knowledge-intro p{max-width:43ch;font-size:1.05rem}.knowledge-intro img{width:100%;height:440px;object-fit:cover;object-position:60% center}.knowledge-intro figcaption{font-size:.85rem}.knowledge-jump{display:flex;flex-wrap:wrap;gap:.4rem 1.5rem;padding:1.3rem 0;margin:2rem 0;border-block:1px solid var(--line)}.knowledge-jump a{min-height:44px;display:inline-flex;align-items:center}.knowledge-map{margin:2.5rem 0}.knowledge-map img{width:100%;height:auto}.knowledge-map figcaption{max-width:85ch;font-size:.85rem}.knowledge-note{max-width:80ch;margin:2.5rem 0;font-size:.95rem}.knowledge-story{padding:3rem 0;border-top:1px solid var(--line);scroll-margin-top:2rem}.knowledge-main{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,.7fr);gap:3.5rem;align-items:start}.knowledge-main h2{font-size:clamp(2rem,3vw,3rem);margin:0 0 1rem}.knowledge-main p{max-width:74ch}.knowledge-process{padding-top:.3rem}.knowledge-process h3{font-size:1.25rem;margin:0 0 .8rem}.knowledge-process h3:not(:first-child){margin-top:2rem}.knowledge-process p{font-size:.9rem}.knowledge-process ol{list-style:none;padding:0;margin:1.3rem 0}.knowledge-process li{border-top:1px solid var(--line);padding:1rem 0;font-weight:650;line-height:1.6}.knowledge-process li+li:before{content:'↓';display:block;color:var(--accent);margin-top:-.2rem;margin-bottom:.7rem}.knowledge-research details{border-top:1px solid var(--line);margin:1rem 0 0}.knowledge-research .reading{max-width:85ch}.knowledge-practice,.meaning-questions{display:grid;grid-template-columns:170px minmax(0,1fr);gap:1rem 2rem;max-width:90ch;line-height:1.7}.knowledge-practice dt,.meaning-questions dt{font-weight:750}.knowledge-practice dd,.meaning-questions dd{margin:0}.knowledge-feature{margin:2rem 0;padding:2rem 0;border-block:1px solid var(--line)}.knowledge-feature h2{font-size:2rem}.knowledge-feature p{max-width:75ch}.knowledge-feature a{display:inline-block;padding:.6rem 0}.knowledge-art-grid{display:grid;grid-template-columns:1fr 1fr;gap:2rem}.knowledge-art-grid img{aspect-ratio:16/9;object-fit:cover}.knowledge-art-grid h3{font-size:1.4rem;margin-top:1rem}@media(max-width:850px){.knowledge-intro{grid-template-columns:1fr;gap:1.3rem;margin-top:2rem}.knowledge-intro img{height:auto;aspect-ratio:16/9}.knowledge-intro h1{max-width:18ch}.knowledge-main{grid-template-columns:1fr;gap:1.3rem}.knowledge-process{max-width:75ch}.knowledge-practice,.meaning-questions{grid-template-columns:1fr;gap:.25rem}.knowledge-practice dd,.meaning-questions dd{margin-bottom:1rem}.knowledge-art-grid{grid-template-columns:1fr}.knowledge-story{padding:2.5rem 0}.knowledge-process ol{margin:1rem 0}}