:root{color-scheme:dark;--bg:#080a0c;--surface:#101317;--raised:#15191e;--line:#282d32;--text:#f1f2ef;--muted:#969da2;--lime:#caff32;--cyan:#55dbe7}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.6 system-ui,-apple-system,sans-serif}a{color:inherit;text-decoration:none}a:hover{color:var(--lime)}a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--cyan);outline-offset:5px}[hidden]{display:none!important}.wrap{width:min(1280px,calc(100% - 80px));margin:auto}.site-header{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:28px 0;border-bottom:1px solid var(--line)}.brand{display:inline-flex;align-items:center;gap:12px;font-size:19px;font-weight:800;letter-spacing:.025em;white-space:nowrap}.brand img{border-radius:50%;object-fit:contain}.brand em{color:var(--lime);font-style:normal}.site-nav{display:flex;align-items:center;gap:24px;font-size:.85rem;font-weight:650}.language-nav{display:flex;gap:3px;padding:4px;background:var(--raised);border:1px solid var(--line);border-radius:999px}.language-nav a{padding:4px 9px;border-radius:99px;font-size:.72rem}.language-nav [aria-current]{background:var(--lime);color:var(--bg)}.hero{display:grid;grid-template-columns:1.45fr 1fr;align-items:center;gap:64px;padding:76px 0 56px}.eyebrow{margin:0 0 18px;color:var(--cyan);text-transform:uppercase;font-size:.7rem;font-weight:750;letter-spacing:.14em}.eyebrow span{margin-right:8px;color:var(--lime)}h1{margin:0;font-size:clamp(2.5rem,4.6vw,4.6rem);letter-spacing:-.055em;line-height:1.09;font-weight:750}h1>span{color:var(--lime)}.lead{max-width:610px;margin:25px 0;color:#adb5ba;font-size:1.04rem}.hero-actions{display:flex;align-items:center;gap:26px;margin-top:30px}.button{display:inline-flex;justify-content:center;gap:28px;align-items:center;border-radius:8px;background:var(--lime);color:var(--bg);padding:13px 19px;font-size:.88rem;font-weight:750}.button:hover{background:#deff87;color:var(--bg)}.text-link{font-size:.85rem}.learning-card{position:relative;overflow:hidden;border:1px solid #35412e;border-radius:22px;padding:36px;background:radial-gradient(ellipse at 100% 0%,#28412666,transparent 65%),var(--surface);box-shadow:0 22px 70px #0005}.learning-card::before{content:'';position:absolute;width:280px;height:280px;border:1px solid #55dbe71a;border-radius:50%;right:-140px;top:-130px;box-shadow:0 0 0 45px #55dbe706,0 0 0 90px #55dbe704;pointer-events:none}.learning-mark{display:grid;place-items:center;width:56px;height:56px;border-radius:18px;background:var(--lime);color:var(--bg);font-size:23px;margin-bottom:28px}.learning-card .eyebrow{font-size:.63rem}.learning-card ol{padding:0;list-style:none;margin:22px 0}.learning-card li{display:flex;align-items:center;gap:19px;padding:13px 0;border-bottom:1px solid var(--line);font-size:1.06rem;font-weight:600}.learning-card li span{color:var(--cyan);font-size:.7rem;font-weight:500}.learning-card>p:last-child{margin:22px 0 0;color:var(--muted);font-size:.76rem}.stats{display:flex;align-items:center;gap:48px;padding:20px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.stats p{margin:0;color:var(--muted);font-size:.82rem}.stats strong{font-size:1.5rem;color:var(--text);margin-right:8px;font-weight:600}.library{padding:60px 0 32px;scroll-margin-top:20px}.library-header{display:flex;align-items:flex-end;justify-content:space-between;gap:28px}.library-header h2{font-size:2rem;letter-spacing:-.035em;line-height:1.2;margin:0}.library-header .eyebrow{margin-bottom:10px}.search{display:flex;flex-direction:column;gap:6px;min-width:260px;font-size:.75rem;color:var(--muted)}.search input{width:100%;border:1px solid #354047;border-radius:8px;padding:12px 15px;background:var(--surface);color:var(--text);font:inherit;font-size:.85rem}.result-count{min-height:1.3rem;margin:18px 0 14px;color:var(--muted);font-size:.75rem}.video-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.video-card{min-width:0;overflow:hidden;display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:14px;transition:border-color .2s}.video-card:hover,.video-card:focus-within{border-color:#647a40}.player{aspect-ratio:16/9;background:#0c1012;border-bottom:1px solid var(--line)}video{display:block;width:100%;height:100%;object-fit:contain}.card-content{display:flex;flex-direction:column;flex:1;padding:21px}.card-meta{display:flex;justify-content:space-between;align-items:center;gap:8px;flex-wrap:wrap;font-size:.64rem;color:var(--muted);letter-spacing:.05em}.card-meta nav{display:flex;gap:5px}.card-meta a{padding:2px 5px;border:1px solid var(--line);border-radius:4px}.card-meta [aria-current]{border-color:#6a8331;color:var(--lime)}.video-card h3{font-size:1.13rem;letter-spacing:-.02em;line-height:1.35;margin:15px 0 10px;overflow-wrap:anywhere}.summary{color:var(--muted);font-size:.81rem;line-height:1.65;margin:0 0 22px;display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden}.card-actions{display:flex;justify-content:space-between;align-items:center;gap:14px;margin-top:auto;padding-top:14px;border-top:1px solid var(--line);font-size:.74rem;font-weight:650;color:var(--lime)}.card-actions .download{font-size:.68rem;color:var(--muted)}.empty{border:1px dashed #3c474e;border-radius:12px;padding:32px;color:var(--muted);text-align:center}.empty a{color:var(--lime)}.empty h3{color:var(--text)}.site-footer{display:grid;grid-template-columns:1fr auto;gap:22px;border-top:1px solid var(--line);padding:34px 0;margin-top:42px}.site-footer p{color:var(--muted);font-size:.75rem}.site-footer nav{display:flex;gap:24px;align-items:center;font-size:.78rem}.site-footer .notice{grid-column:1/-1;max-width:850px;font-size:.68rem;margin:0}
@media(max-width:1020px){.wrap{width:calc(100% - 48px)}.hero{gap:28px;padding:55px 0 40px;grid-template-columns:1.3fr 1fr}.learning-card{padding:26px}.video-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.site-nav{gap:16px}}
@media(max-width:650px){.wrap{width:calc(100% - 32px)}.site-header{align-items:flex-start;flex-wrap:wrap;padding:19px 0;gap:18px}.brand{font-size:16px}.brand img{width:36px;height:36px}.site-nav{width:100%;justify-content:space-between;gap:12px;font-size:.77rem}.hero{grid-template-columns:minmax(0,1fr);gap:32px;padding:42px 0 30px}h1{font-size:2.6rem;overflow-wrap:anywhere}.lead{font-size:.95rem}.learning-card{padding:24px}.learning-card ol{margin-bottom:0}.learning-card li{font-size:.95rem;padding:10px 0}.learning-mark{width:44px;height:44px;margin-bottom:20px;border-radius:12px;font-size:19px}.hero-actions{gap:17px;flex-wrap:wrap}.stats{gap:20px;justify-content:space-between}.stats p{font-size:.65rem}.stats strong{display:block;font-size:1.4rem}.library{padding-top:38px}.library-header{align-items:stretch;flex-direction:column;gap:20px}.search{min-width:0}.video-grid{grid-template-columns:minmax(0,1fr)}.card-content{padding:19px}.site-footer{grid-template-columns:minmax(0,1fr)}.site-footer nav{gap:22px;flex-wrap:wrap}.site-footer .notice{grid-column:auto}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.video-card{transition:none}}