:root{color-scheme:dark}
*{box-sizing:border-box}
body{margin:0;min-height:100vh;font:16px/1.6 Arial,sans-serif;color:#e8fbff;background:radial-gradient(circle at 12% 8%,#075985,transparent 34%),linear-gradient(135deg,#07131e,#111c35 55%,#251447)}
.shell{width:min(980px,calc(100% - 32px));margin:0 auto;padding:22px 0 54px}
.nav{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:12px 16px;border:1px solid #67e8f955;border-radius:16px;background:#071827cc;backdrop-filter:blur(14px)}
.brand{font-weight:900;letter-spacing:.6px}.brand span{color:#67e8f9}.back{color:#bae6fd;text-decoration:none;font-size:13px}
.breadcrumbs{display:flex;flex-wrap:wrap;align-items:center;gap:7px;margin:18px 2px 0;color:#a9d2dc;font-size:13px}.breadcrumbs a{color:#bae6fd}.breadcrumbs span[aria-hidden=true]{color:#67e8f9}
.hero{margin-top:14px;padding:clamp(26px,6vw,62px);border:1px solid #67e8f966;border-radius:26px;background:linear-gradient(135deg,#0b3045dd,#172554dd 55%,#3b1761cc);box-shadow:0 24px 70px #0008}.eyebrow{color:#67e8f9;font-size:12px;font-weight:800;letter-spacing:2px;text-transform:uppercase}
h1{margin:8px 0 12px;font-size:clamp(32px,6vw,62px);line-height:1.02}h2{margin:0 0 8px;font-size:20px;color:#fff}p{color:#c4dce6;max-width:720px}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}.button{display:inline-flex;align-items:center;justify-content:center;padding:12px 20px;border-radius:12px;border:1px solid #99f6e4;background:linear-gradient(135deg,#22d3ee,#6366f1);color:#061522;text-decoration:none;font-weight:900}.secondary{background:#ffffff10;color:#d9f8ff;border-color:#67e8f966}
.content-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:18px}.card{padding:18px;border:1px solid #ffffff24;border-radius:16px;background:#ffffff0d}.card strong{display:block;color:#fff;margin-bottom:5px}.card span,.card li{color:#a9d2dc;font-size:14px}.card ol{margin:0;padding-left:20px}.card p{margin:0;font-size:14px}
.footer{margin-top:18px;color:#8fb4c0;font-size:12px}.footer a{color:#bae6fd}
@media(max-width:680px){.content-grid{grid-template-columns:1fr}.nav{align-items:flex-start;flex-direction:column}.hero{padding:28px 22px}}