/* Knowledge index only: clear choices, readable rows, no sideways card rails. */
#root .knowledge-directory .knowledge-hub-hero{min-height:0;padding:36px;gap:0;grid-template-columns:minmax(0,1fr)}
#root .knowledge-directory .knowledge-hub-hero h1{font-size:clamp(34px,4vw,54px);line-height:1.08}
#root .knowledge-directory .knowledge-hub-hero>div>p{max-width:820px;font-size:18px}
#root .knowledge-directory .knowledge-intents{margin-top:40px}
#root .knowledge-directory .section-heading{margin-bottom:24px}
#root .knowledge-directory .section-heading h2{font-size:clamp(30px,3.5vw,42px);line-height:1.15}
#root .knowledge-directory .knowledge-intent-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
#root .knowledge-directory .knowledge-intent-grid h3{font-size:22px}
#root .knowledge-directory .knowledge-intent-grid>a{grid-column:auto;min-height:230px;padding:24px}
#root .knowledge-directory .knowledge-intent-grid strong{padding-top:24px;font-size:15px}
#root .knowledge-directory .knowledge-pillars{margin-top:56px}
#root .knowledge-directory .knowledge-guide-group{margin-top:48px;scroll-margin-top:120px}
#root .knowledge-directory .knowledge-guide-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
#root .knowledge-directory .knowledge-guide-list>a{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px;border:1px solid #11182720;border-radius:16px;background:#ffffffb8}
#root .knowledge-directory .knowledge-guide-list h3{margin:0 0 8px;font-size:22px}
#root .knowledge-directory .knowledge-guide-list p{margin:0;color:var(--muted);line-height:1.6}
#root .knowledge-directory .knowledge-guide-list svg{flex-shrink:0;color:var(--blue)}
#root .knowledge-directory .knowledge-guide-list>a:hover{border-color:var(--blue)}
#root .knowledge-directory .knowledge-reading-links{margin-top:24px;line-height:1.8}
#root .knowledge-directory .knowledge-reading-links a{text-decoration:underline;text-underline-offset:4px}
#root .knowledge-directory .knowledge-training-paths{margin-top:40px;padding:24px;border:1px solid #11182720;border-radius:20px}
#root .knowledge-directory .knowledge-training-paths>summary{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:44px;font-size:20px;font-weight:750;cursor:pointer;list-style:none}
#root .knowledge-directory .knowledge-training-paths>summary::-webkit-details-marker{display:none}
#root .knowledge-directory .knowledge-training-paths[open]>summary svg{transform:rotate(90deg)}
#root .knowledge-directory .knowledge-training-paths>p{margin:20px 0;color:var(--muted)}
@media(max-width:1050px){#root .knowledge-directory .knowledge-intent-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:760px){
 #root .knowledge-directory .knowledge-hub-hero{grid-template-columns:minmax(0,1fr);padding:26px 20px;gap:24px}
 #root .knowledge-directory .knowledge-guide-list{grid-template-columns:minmax(0,1fr)}
 #root .knowledge-directory .knowledge-intent-grid>a{min-height:0;padding:22px}
 #root .knowledge-directory .knowledge-guide-list>a{padding:20px}
 #root .knowledge-directory .knowledge-training-paths{padding:20px}
}
@media(max-width:600px){#root .knowledge-directory .knowledge-intent-grid{grid-template-columns:minmax(0,1fr)}}