*{box-sizing:border-box}html{color-scheme:dark}body{margin:0;background:#0d1117;color:#eef3f7;font:16px/1.5 Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}a{color:inherit;text-decoration:none}.topbar{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:18px clamp(20px,5vw,72px);background:rgba(13,17,23,.92);backdrop-filter:blur(16px);border-bottom:1px solid #26313d}.brand{font-weight:800;letter-spacing:.02em}.topbar nav{display:flex;gap:8px;flex-wrap:wrap}.filter{border:1px solid #33404d;background:#151b23;color:#cbd6df;border-radius:999px;padding:8px 14px;cursor:pointer}.filter:hover,.filter.active{background:#eef3f7;color:#0d1117}.hero{min-height:46vh;display:grid;align-items:end;padding:clamp(52px,10vw,120px) clamp(20px,8vw,120px);background:radial-gradient(circle at 75% 10%,rgba(52,122,172,.32),transparent 32%),linear-gradient(145deg,#101722,#152538 55%,#0d1117)}.hero>div{max-width:850px}.eyebrow{display:inline-block;text-transform:uppercase;letter-spacing:.12em;font-size:.78rem;color:#85c6ef;font-weight:800}.hero h1,.watch-copy h1{font-size:clamp(2.4rem,6vw,5.8rem);line-height:.98;margin:.2em 0}.hero p,.watch-copy p{max-width:720px;color:#aebdca;font-size:1.1rem}.catalog{padding:44px clamp(20px,5vw,72px) 72px}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:22px}.section-heading h2{margin:0;font-size:clamp(1.6rem,3vw,2.5rem)}#count{color:#7e8e9d}.video-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:22px}.video-card{display:block;border:1px solid #273341;background:#131a22;border-radius:22px;overflow:hidden;transition:.2s transform,.2s border-color}.video-card:hover{transform:translateY(-4px);border-color:#6aaed7}.card-cover{aspect-ratio:16/9;display:flex;align-items:center;justify-content:center;position:relative;background:linear-gradient(135deg,#1f4760,#13202d 55%,#2a3340)}.play{width:58px;height:58px;display:grid;place-items:center;border-radius:50%;background:#f2f5f7;color:#10151c;padding-left:4px;font-size:1.2rem}.category{position:absolute;left:16px;bottom:14px;background:rgba(8,11,15,.72);border:1px solid rgba(255,255,255,.14);border-radius:999px;padding:5px 10px;font-size:.78rem}.card-copy{padding:18px}.card-copy h3{margin:0 0 8px;font-size:1.08rem}.card-copy p{margin:0;color:#93a4b3;font-size:.92rem}footer{padding:28px clamp(20px,5vw,72px);border-top:1px solid #26313d;color:#728292}.watch-shell{max-width:1180px;margin:0 auto;padding:42px clamp(18px,4vw,48px) 72px}.player-wrap{aspect-ratio:16/9;background:#000;border-radius:24px;overflow:hidden;border:1px solid #273341}.player-wrap iframe{width:100%;height:100%;border:0}.watch-copy{padding-top:28px}.watch-copy h1{font-size:clamp(2rem,5vw,4.2rem)}@media(max-width:850px){.topbar{align-items:flex-start;flex-direction:column}.topbar nav{width:100%;overflow-x:auto;flex-wrap:nowrap}.filter{white-space:nowrap}.hero{min-height:38vh}.video-grid{grid-template-columns:1fr}}