/* SEO/GEO phase 6 — loaded only for /learn to preserve the global CSS budget. */
.knowledge-categories{display:grid;grid-template-columns:minmax(210px,.55fr) minmax(0,1.45fr);gap:clamp(24px,5vw,60px);align-items:start;margin:-42px 0 clamp(55px,8vw,88px);padding:clamp(22px,4vw,36px);border:1px solid #e0e4ee;border-radius:25px;background:rgba(255,255,255,.94);box-shadow:0 18px 54px rgba(35,42,70,.07)}
.knowledge-categories>header{display:grid;gap:7px}.knowledge-categories>header span{color:#1b2540;font-size:18px;font-weight:900;line-height:1.7}.knowledge-categories>header small{color:#758095;font-size:11px;line-height:1.9}.knowledge-categories>div{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px}.knowledge-categories a{display:flex;flex-direction:column;min-width:0;min-height:142px;padding:17px;border:1px solid #e4e6f0;border-radius:17px;background:#fafbff;color:inherit;text-decoration:none;transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease}.knowledge-categories a:hover,.knowledge-categories a:focus-visible{transform:translateY(-2px);border-color:#c9c5ff;box-shadow:0 12px 28px rgba(79,70,229,.09)}.knowledge-categories a b{color:#222c45;font-size:13px;line-height:1.7}.knowledge-categories a span{margin-top:5px;color:#707b90;font-size:10px;line-height:1.85}.knowledge-categories a small{margin-top:auto;padding-top:12px;color:#5148bd;font-size:9px;font-weight:850}
.knowledge-topic-map{display:grid;gap:16px;margin:0 0 clamp(60px,8vw,95px)}.knowledge-topic-map>article{scroll-margin-top:110px;display:grid;grid-template-columns:minmax(240px,.72fr) minmax(0,1.28fr);gap:clamp(22px,5vw,58px);align-items:center;padding:clamp(24px,5vw,48px);border:1px solid #e1e5ee;border-radius:25px;background:linear-gradient(145deg,#fff,#fafbff)}.knowledge-topic-map>article>header h2{margin:6px 0 9px;color:#19233b;font-size:clamp(24px,3.5vw,38px)}.knowledge-topic-map>article>header>p:last-child{margin:0;color:#6d788d;font-size:12px;line-height:2}.knowledge-topic-map>article>div{display:grid;gap:8px}.knowledge-topic-map>article>div a{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:15px 17px;border:1px solid #e3e6ef;border-radius:14px;background:#fff;color:#273149;text-decoration:none}.knowledge-topic-map>article>div a span{font-size:12px;font-weight:800;line-height:1.8}.knowledge-topic-map>article>div a small{flex:0 0 auto;color:#5148bd;font-size:9px;font-weight:800}
.article-entities{display:flex;align-items:center;flex-wrap:wrap;gap:7px;margin-top:18px}.article-entities small{margin-left:3px;color:#7b8699;font-size:10px}.article-entities span{padding:6px 10px;border:1px solid #dddafa;border-radius:999px;background:#f4f2ff;color:#5148bd;font-size:9px;font-weight:850}
.knowledge-related{max-width:1038px;margin:clamp(62px,9vw,105px) auto 0}.knowledge-related>header{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:20px}.knowledge-related>header h2{margin:6px 0 0;color:#1a243c;font-size:clamp(25px,3.5vw,38px)}.knowledge-related>div{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.knowledge-related a{display:flex;flex-direction:column;min-width:0;min-height:180px;padding:22px;border:1px solid #e0e4ed;border-radius:20px;background:#fff;color:inherit;text-decoration:none;transition:transform .2s ease,box-shadow .2s ease}.knowledge-related a:hover,.knowledge-related a:focus-visible{transform:translateY(-2px);box-shadow:0 16px 35px rgba(35,42,70,.08)}.knowledge-related a small{color:#6e64cc;font-size:9px;font-weight:850}.knowledge-related a b{margin:12px 0;color:#202a43;font-size:16px;line-height:1.8}.knowledge-related a span{margin-top:auto;color:#59667d;font-size:9px;font-weight:800}
@media(max-width:900px){.knowledge-categories{grid-template-columns:1fr;margin-top:-28px}.knowledge-categories>div{grid-template-columns:repeat(3,minmax(0,1fr))}.knowledge-topic-map>article{grid-template-columns:1fr}}
@media(max-width:680px){.knowledge-categories{margin-top:-28px;padding:19px 15px;border-radius:20px}.knowledge-categories>div{grid-template-columns:1fr}.knowledge-categories a{min-height:126px}.knowledge-topic-map>article{padding:22px 17px;border-radius:20px}.knowledge-topic-map>article>div a{align-items:flex-start;flex-direction:column}.knowledge-related>div{grid-template-columns:1fr}.knowledge-related a{min-height:160px}}
@media(prefers-reduced-motion:reduce){.knowledge-categories a,.knowledge-related a{transition:none}.knowledge-categories a:hover,.knowledge-categories a:focus-visible,.knowledge-related a:hover,.knowledge-related a:focus-visible{transform:none}}