*{box-sizing:border-box}body{margin:0;background:#0b1220;color:#e8edf5;font-family:system-ui,sans-serif;line-height:1.7}header{display:flex;justify-content:space-between;align-items:center;gap:20px;max-width:980px;margin:auto;padding:24px}nav{display:flex;gap:18px}main{max-width:860px;margin:20px auto;padding:32px;border:1px solid #283344;border-radius:20px;background:#111a29}h1{font-size:clamp(1.8rem,5vw,2.5rem);line-height:1.2}h2{font-size:1.25rem;margin-top:36px;color:#ff9566}a{color:#ff9566;text-underline-offset:4px}header>a{font-weight:800;text-decoration:none}footer{text-align:center;padding:24px}p,li{overflow-wrap:anywhere}@media(max-width:600px){header{padding:18px;flex-wrap:wrap}main{margin:8px 12px;padding:22px 18px}}