:root{font:16px/1.65 system-ui,sans-serif;color:#192940;background:#f5f7fb}body{margin:0}main{max-width:860px;margin:auto;padding:28px 24px}header{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;padding-bottom:24px;border-bottom:1px solid #dce3ed}a{color:#315de6;text-underline-offset:3px}h1{font-size:2rem;line-height:1.2}h2{font-size:1.4rem}section{margin:28px 0;padding:24px;border:1px solid #dce3ed;border-radius:16px;background:#fff}code{overflow-wrap:anywhere;font-size:.9em;background:#eef2fa;padding:2px 5px;border-radius:4px}dt{font-weight:650;margin-top:16px}dd{margin:4px 0;color:#52617a}li{margin:8px 0}footer{padding:16px 0}@media(max-width:600px){main{padding:20px 16px}section{padding:18px}h1{font-size:1.7rem}}