:root{font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#0f172a;background:#f8fafc}body{margin:0;background:linear-gradient(180deg,#ecfeff 0,#f8fafc 280px)}header,main{max-width:1120px;margin:auto;padding:24px}header{padding-top:42px}.eyebrow{font-weight:800;color:#0f766e;text-transform:uppercase;letter-spacing:.08em;font-size:.8rem}h1{font-size:clamp(2rem,5vw,4.2rem);line-height:1;margin:.2em 0}.lead{font-size:1.15rem;max-width:820px;color:#334155}.promo{display:grid;grid-template-columns:minmax(260px,1.1fr) minmax(280px,.9fr);gap:20px;align-items:center;background:#0f172a;color:#fff;border-radius:26px;padding:22px;margin:20px 0 28px;box-shadow:0 18px 50px rgba(15,23,42,.18)}.promo p{color:#dbeafe}.video{position:relative;aspect-ratio:16/9;border-radius:18px;overflow:hidden;background:#020617}.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}.panel{background:#fff;border:1px solid #e2e8f0;border-radius:22px;padding:22px;box-shadow:0 12px 32px rgba(15,23,42,.08);margin-bottom:18px}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}label{display:block;font-weight:800;margin-bottom:6px}input,textarea,select{width:100%;box-sizing:border-box;border:1px solid #cbd5e1;border-radius:14px;padding:12px;font:inherit;background:#fff}textarea{min-height:96px;resize:vertical}.checks label{font-weight:600;display:flex;gap:9px;align-items:flex-start;padding:9px 0}.checks input{width:auto;margin-top:4px}button{border:0;border-radius:999px;padding:12px 18px;font-weight:900;cursor:pointer;background:#0f766e;color:white;margin:8px 8px 0 0}.secondary{background:#334155}.result{white-space:pre-wrap;background:#0f172a;color:#e5f3ff;border-radius:18px;padding:18px;line-height:1.5}.badge{display:inline-block;background:#ccfbf1;color:#115e59;border-radius:999px;padding:5px 10px;font-weight:800;margin:4px 4px 4px 0}.muted{color:#64748b}.warn{background:#fff7ed;border-left:5px solid #f97316;padding:12px;border-radius:14px}@media(max-width:760px){.promo{grid-template-columns:1fr}header,main{padding:18px}}