html{color-scheme:light}body{font-family:system-ui,sans-serif;line-height:1.6;max-width:1000px;margin:30px auto;padding:0 20px;color:#142f31;background:#f5f3eb}header,footer{border-block:1px solid #cdd3c9;padding:15px 0}header p:first-child{font-size:.75rem;font-weight:bold;color:#76501d}h1{line-height:1.1;font-size:clamp(2rem,6vw,3.5rem)}pre{white-space:pre-wrap;overflow-wrap:anywhere;font:14px/1.7 ui-monospace,Consolas,monospace;background:#fffef9;padding:20px;border:1px solid #cdd3c9}a{color:#126b5e}a:focus-visible{outline:3px solid #ba5b25;outline-offset:4px}footer{font-size:.85rem}