:root{--kh-blue:#053675;--kh-navy:#031f3b;--kh-ink:#0f172a;--kh-muted:#5e6b7c;--kh-line:#dbe4ee;--kh-surface:#f3f7fb}
.kh-hero{position:relative;overflow:hidden;background:radial-gradient(circle at 80% 10%,rgba(37,99,235,.34),transparent 34%),linear-gradient(135deg,#021629,#053675 58%,#0b4f91);color:#fff;padding:clamp(5rem,9vw,9rem) 0 5rem}.kh-hero:after{content:"";position:absolute;inset:-30%;background:repeating-linear-gradient(135deg,transparent 0 54px,rgba(255,255,255,.035) 55px 56px);transform:rotate(-4deg);pointer-events:none}.kh-hero__grid{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.25fr) minmax(18rem,.75fr);gap:4rem;align-items:end}.kh-title{font-family:Cinzel,serif;font-size:clamp(2.75rem,6vw,5.8rem);line-height:.98;letter-spacing:-.035em;margin:.65rem 0 1.5rem}.kh-search{display:flex;gap:.65rem;background:#fff;padding:.55rem;border-radius:1.15rem;box-shadow:0 24px 70px rgba(0,0,0,.22);max-width:50rem}.kh-search input{min-width:0;flex:1;border:0;padding:.9rem 1rem;color:#0f172a;outline:0;font-family:Inter,sans-serif}.kh-search button{border:0;background:var(--kh-blue);color:#fff;border-radius:.8rem;padding:.8rem 1.35rem;font-family:Oswald,sans-serif;text-transform:uppercase;letter-spacing:.05em}.kh-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:rgba(255,255,255,.17);border:1px solid rgba(255,255,255,.18);border-radius:1.4rem;overflow:hidden;backdrop-filter:blur(12px)}.kh-stat{padding:1.4rem;background:rgba(2,22,41,.48)}.kh-stat strong{display:block;font-family:Oswald,sans-serif;font-size:2.1rem}.kh-stat span{font:400 .88rem Inter,sans-serif;color:#cbd9e8}.kh-section{padding:clamp(4rem,7vw,7rem) 0}.kh-section--soft{background:var(--kh-surface)}.kh-section-head{display:flex;justify-content:space-between;gap:2rem;align-items:end;margin-bottom:2.4rem}.kh-filterbar{display:flex;flex-wrap:wrap;gap:.55rem}.kh-filter{display:inline-flex;padding:.65rem 1rem;border:1px solid var(--kh-line);border-radius:999px;color:#334155;background:#fff;font:500 .9rem Inter,sans-serif}.kh-filter.is-active,.kh-filter:hover{background:var(--kh-blue);border-color:var(--kh-blue);color:#fff}.kh-clusters{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:1rem}.kh-cluster{position:relative;min-height:17rem;border:1px solid var(--kh-line);border-radius:1.4rem;background:#fff;overflow:hidden;transition:.28s ease}.kh-cluster:before{content:"";position:absolute;z-index:2;right:-2.5rem;top:-2.5rem;width:7rem;height:7rem;border:1px solid rgba(255,255,255,.38);transform:rotate(30deg);border-radius:1.5rem;pointer-events:none}.kh-cluster:hover{transform:translateY(-5px);box-shadow:0 22px 50px rgba(5,54,117,.12);border-color:#a9bfda}.kh-cluster__image{display:block;height:8.6rem;overflow:hidden;background:#dce7f2}.kh-cluster__image img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}.kh-cluster:hover .kh-cluster__image img{transform:scale(1.055)}.kh-cluster__content{display:block;padding:1.25rem 1.35rem 1.4rem}.kh-cluster h3{font-family:Oswald,sans-serif;font-size:1.25rem;margin:0 0 .55rem}.kh-cluster p{font:400 .92rem/1.55 Inter,sans-serif;color:var(--kh-muted);margin:0}.kh-articles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.3rem}.kh-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--kh-line);border-radius:1.5rem;overflow:hidden;transition:.28s ease}.kh-card:hover{transform:translateY(-5px);box-shadow:0 24px 60px rgba(15,23,42,.11)}.kh-card__visual{height:12rem;background:linear-gradient(135deg,#dbeafe,#eef4fa);display:grid;place-items:center;position:relative;overflow:hidden}.kh-card__visual img{width:100%;height:100%;object-fit:cover;transition:.45s ease}.kh-card:hover img{transform:scale(1.045)}.kh-card__body{padding:1.45rem;display:flex;flex-direction:column;flex:1}.kh-meta{display:flex;justify-content:space-between;gap:1rem;color:#64748b;font:500 .75rem Inter,sans-serif;text-transform:uppercase;letter-spacing:.055em}.kh-card h3{font:600 1.35rem/1.25 Oswald,sans-serif;color:var(--kh-ink);margin:.8rem 0}.kh-card p{font:400 .95rem/1.65 Inter,sans-serif;color:var(--kh-muted);flex:1}.kh-card__link{font:600 .9rem Oswald,sans-serif;text-transform:uppercase;letter-spacing:.05em;color:var(--kh-blue);margin-top:1rem}.kh-tools{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem}.kh-tool{padding:2rem;border-radius:1.6rem;background:linear-gradient(145deg,#061d36,#053675);color:#fff;min-height:16rem;display:flex;flex-direction:column;justify-content:flex-end}.kh-tool small{color:#9cc0e7;font-family:Oswald,sans-serif;text-transform:uppercase;letter-spacing:.08em}.kh-tool h3{font-family:Cinzel,serif;font-size:1.7rem;margin:.75rem 0}.kh-tool p{color:#d7e2ed}.kh-empty{padding:3rem;border:1px dashed #a8bbcf;border-radius:1.5rem;text-align:center;color:#526174;background:#fff}.article-progress{position:fixed;z-index:90;left:0;top:0;height:3px;background:#2d7dd2;width:0}.article-hero{background:linear-gradient(135deg,#03182f,#053675);color:#fff;padding:5rem 0 3.7rem}.article-layout{display:grid;grid-template-columns:15rem minmax(0,48rem) 15rem;gap:2.5rem;align-items:start}.article-toc{position:sticky;top:8.5rem;border-left:2px solid #d6e1ec;padding-left:1rem}.article-toc strong{font:600 .85rem Oswald,sans-serif;text-transform:uppercase;letter-spacing:.08em}.article-toc a{display:block;font:400 .82rem/1.4 Inter,sans-serif;color:#657488;padding:.35rem 0}.article-toc a:hover{color:var(--kh-blue)}.article-body{font:400 1.05rem/1.85 Inter,sans-serif;color:#26364a}.article-body h2,.article-body h3{scroll-margin-top:9rem;color:#0f2d50}.article-body h2{font:600 2rem/1.25 Cinzel,serif;margin:3.2rem 0 1rem}.article-body h3{font:600 1.4rem/1.35 Oswald,sans-serif;margin:2.2rem 0 .8rem}.article-body p,.article-body ul,.article-body ol{margin:0 0 1.3rem}.article-body a{color:var(--kh-blue);text-decoration:underline;text-underline-offset:3px}.article-side{position:sticky;top:8.5rem}.article-author{border:1px solid var(--kh-line);border-radius:1.25rem;padding:1.25rem;background:#fff}.article-author__avatar{width:3rem;height:3rem;border-radius:50%;background:#e4eef9;display:grid;place-items:center;color:var(--kh-blue);font:700 1rem Oswald,sans-serif}.article-related{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}.academy-paths{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem}.academy-path{border:1px solid var(--kh-line);border-radius:1.5rem;background:#fff;padding:1.6rem}.academy-path__top{display:flex;justify-content:space-between;align-items:center}.academy-progress{height:.45rem;border-radius:999px;background:#dce6f0;overflow:hidden;margin:1rem 0}.academy-progress span{display:block;height:100%;background:var(--kh-blue)}.download-filters{display:flex;gap:.5rem;flex-wrap:wrap;margin-bottom:2rem}.download-grid10{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}.download-card10{display:flex;gap:1rem;padding:1.4rem;border:1px solid var(--kh-line);border-radius:1.25rem;background:#fff}.download-card10__type{flex:0 0 3.1rem;height:3.1rem;border-radius:.8rem;background:#e7eff9;color:var(--kh-blue);display:grid;place-items:center;font:700 .72rem Oswald,sans-serif}.kh-admin-score{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}.kh-admin-score>div{padding:1.25rem;background:#fff;border:1px solid #e2e8f0;border-radius:.85rem}.kh-admin-score strong{font-size:1.8rem;display:block}
@media(max-width:1100px){.kh-clusters{grid-template-columns:repeat(3,1fr)}.article-layout{grid-template-columns:minmax(0,1fr) 14rem}.article-toc{display:none}.kh-articles,.download-grid10{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){.kh-hero__grid,.kh-articles,.kh-tools,.academy-paths,.article-related,.download-grid10{grid-template-columns:1fr}.kh-clusters{grid-template-columns:repeat(2,1fr)}.kh-search{flex-direction:column}.article-layout{display:block}.article-side{position:static;margin-top:2rem}.kh-section-head{display:block}.kh-filterbar{margin-top:1rem}}
@media(max-width:480px){.kh-clusters{grid-template-columns:1fr}.kh-stats{grid-template-columns:1fr 1fr}}