:root{--ink:#111;--red:#e10600;--muted:#555;--line:#dedede;--paper:#f6f6f4}*{box-sizing:border-box}body{margin:0;color:var(--ink);background:var(--paper);font:16px/1.7 Arial,sans-serif}.wrap{max-width:880px;margin:auto;padding:42px 24px 72px}header{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);padding-bottom:24px}a{color:var(--red)}.brand{color:var(--ink);font-size:24px;font-weight:800;text-decoration:none}.brand span{color:var(--red)}h1{font-size:clamp(38px,7vw,68px);line-height:1;margin:60px 0 12px}h2{margin-top:42px;font-size:23px;line-height:1.2}.lead,.updated{color:var(--muted)}section{background:#fff;border:1px solid var(--line);padding:8px 30px 28px;margin-top:28px}li{margin:8px 0}code{font:14px/1.5 ui-monospace,monospace;background:#eee;padding:2px 6px;border-radius:3px}[lang="ar"]{direction:rtl;text-align:right}.notice{border-left:4px solid var(--red);padding-left:16px;color:var(--muted)}footer{margin-top:48px;color:var(--muted);font-size:13px}@media(max-width:600px){section{padding:4px 20px 20px}}