lite-youtube{background-color:var(--color-black);position:relative;display:block;contain:content;background-position:center center;background-size:cover;cursor:pointer;width:100%}lite-youtube:after{content:"";display:block;padding-bottom:56.25%}lite-youtube:before{content:"";display:block;position:absolute;top:0;background-image:url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAADGCAYAAAAT+OqFAAAAdklEQVQoz42QQQ7AIAgEF/T/D+kbq/RWAlnQyyazA4aoAB4FsBSA/bFjuF1EOL7VbrIrBuusmrt4ZZORfb6ehbWdnRHEIiITaEUKa5EJqUakRSaEYBJSCY2dEstQY7AuxahwXFrvZmWl2rh4JZ07z9dLtesfNj5q0FU3A5ObbwAAAABJRU5ErkJggg==);background-position:top;background-repeat:repeat-x;height:60px;padding-bottom:50px;width:100%;transition:all .2s cubic-bezier(0,0,.2,1)}lite-youtube>iframe{width:100%!important;height:100%!important;position:absolute;top:0;left:0;border:0;z-index:10}lite-youtube>.lty-playbtn{display:block;width:68px;height:48px;position:absolute;cursor:pointer;transform:translate3d(-50%,-50%,0);top:50%;left:50%;z-index:1;background-color:transparent;background-image:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 68 48"><path d="M66.52 7.74c-.78-2.93-2.49-5.41-5.42-6.19C55.79.13 34 0 34 0S12.21.13 6.9 1.55c-2.93.78-4.63 3.26-5.42 6.19C.06 13.05 0 24 0 24s.06 10.95 1.48 16.26c.78 2.93 2.49 5.41 5.42 6.19C12.21 47.87 34 48 34 48s21.79-.13 27.1-1.55c2.93-.78 4.64-3.26 5.42-6.19C67.94 34.95 68 24 68 24s-.06-10.95-1.48-16.26z" fill="red"/><path d="M45 24 27 14v20" fill="white"/></svg>');filter:grayscale(100%);transition:filter .1s cubic-bezier(0,0,.2,1);border:none}lite-youtube:hover>.lty-playbtn,lite-youtube .lty-playbtn:focus{filter:none}lite-youtube.lyt-activated{cursor:unset}lite-youtube.lyt-activated:before,lite-youtube.lyt-activated>.lty-playbtn{opacity:0;pointer-events:none}.lyt-visually-hidden{clip:rect(0 0 0 0);clip-path:inset(50%);height:1px;overflow:hidden;position:absolute;white-space:nowrap;width:1px}.hero{background:var(--color-paper);color:var(--color-ink);padding:var(--space-16) 0 var(--space-12);text-align:center}.hero h1{font-size:clamp(2.5rem,7vw,5rem);margin-bottom:var(--space-4);color:var(--color-ink)}.hero .lead{font-size:var(--font-size-xl);color:var(--color-steel);max-width:700px;margin:0 auto var(--space-6)}.search-container{max-width:700px;margin:0 auto}.search-wrapper{position:relative}.search-icon{position:absolute;left:var(--space-4);top:50%;transform:translateY(-50%);color:var(--color-ink);opacity:.6;pointer-events:none}.search-input{width:100%;padding:var(--space-5) var(--space-5) var(--space-5) var(--space-12);font-size:var(--font-size-lg);border:3px solid var(--color-concrete);border-radius:var(--radius-lg);background:var(--color-paper);color:var(--color-ink);min-height:48px}.search-input:focus{outline:3px solid var(--color-gold);outline-offset:2px;border-color:var(--color-gold)}.search-loading{position:absolute;right:var(--space-4);top:50%;transform:translateY(-50%)}.search-loading img{width:28px;height:28px;display:block}.search-filters{display:flex;justify-content:center;margin-top:var(--space-5)}.filter-btn{padding:var(--space-2) var(--space-5);background:var(--color-gold);border:2px solid var(--color-gold);border-radius:var(--radius-md);color:var(--on-primary);font-size:var(--font-size-sm);font-weight:600}.video-section{padding:0 0 var(--space-12)}.video-tabs{display:flex;flex-wrap:wrap;justify-content:center;gap:var(--space-3);max-width:800px;margin:0 auto var(--space-5)}.video-tab{padding:var(--space-2) var(--space-5);background:var(--color-paper);border:2px solid var(--color-concrete);border-radius:var(--radius-lg);color:var(--color-ink);font-size:var(--font-size-sm);font-weight:600;cursor:pointer;transition:all var(--duration-fast) var(--ease-standard)}.video-tab:hover{border-color:var(--color-gold);transform:translateY(-1px)}.video-tab.is-active{background:var(--color-gold);border-color:var(--color-gold);color:var(--on-primary)}.video-tab:focus-visible{outline:3px solid var(--color-gold);outline-offset:2px}.video-wrapper{position:relative;width:100%;max-width:800px;margin:0 auto;aspect-ratio:16 / 9;border-radius:var(--radius-lg);overflow:hidden;box-shadow:0 4px 24px #0000001f}.video-wrapper iframe{position:absolute;inset:0;width:100%;height:100%}.categories-grid{display:grid;gap:var(--space-6);grid-template-columns:repeat(2,1fr)}.category-card{background:var(--color-paper);border:1px solid var(--color-concrete);border-radius:var(--radius-lg);padding:var(--space-6)}.category-description{color:var(--color-steel);margin-bottom:var(--space-4)}.doc-links{display:flex;flex-direction:column;gap:var(--space-2)}.doc-link{display:flex;justify-content:space-between;align-items:center;text-decoration:none;color:var(--color-ink);padding:var(--space-2) 0;border-bottom:1px solid var(--color-concrete)}.popular-grid{display:grid;gap:var(--space-5);grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}.popular-card{display:block;text-decoration:none;border:1px solid var(--color-concrete);border-radius:var(--radius-lg);padding:var(--space-5);color:inherit;background:var(--color-paper);transition:border-color var(--duration-normal) var(--ease-standard)}.popular-card:hover{border-color:var(--color-gold)}a.popular-card,a.popular-card:hover{text-decoration:none;color:inherit}.popular-card h3{font-size:var(--font-size-base);font-weight:600;color:var(--color-ink);margin-bottom:var(--space-2);text-transform:none;letter-spacing:normal}.popular-card p{font-size:var(--font-size-sm);color:var(--color-steel);line-height:1.5;margin:0}.search-results{margin-top:var(--space-6);background:var(--color-paper);border-radius:var(--radius-lg);padding:0;text-align:left}.results-count{margin:0;padding:var(--space-4) var(--space-5);border-bottom:1px solid var(--color-concrete);color:var(--color-steel)}.results-list{display:flex;flex-direction:column}.result-card{display:block;padding:var(--space-4) var(--space-5);border-bottom:1px solid var(--color-concrete);text-decoration:none;color:inherit}.result-card:hover{background:var(--color-sand)}@media(max-width:600px){.categories-grid,.popular-grid{grid-template-columns:1fr}}