body{margin:0;background:#0a0f1d;color:#c3cce2;font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
main{max-width:760px;margin:0 auto;padding:24px 18px 60px}
h1{color:#f2f5ff;font-size:26px;margin:8px 0 4px}h2{color:#f2f5ff;font-size:18px;margin:28px 0 8px}
a{color:#6f9bff}.lo{color:#7e8aaa;font-size:14px}.box{background:#111a2d;border:1px solid rgba(130,160,255,.11);border-radius:14px;padding:14px 16px;margin:12px 0}
mark{background:rgba(255,204,51,.18);color:#ffcc33;padding:0 4px;border-radius:4px}
.back{display:inline-block;margin-bottom:10px}