:root{--ink:#17261f;--muted:#647069;--line:#d9dfda;--green:#245d43;--paper:#f7f8f6;font:17px/1.7 system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:var(--paper);color-scheme:light}
*{box-sizing:border-box}body{margin:0}a{color:var(--green);text-underline-offset:3px;overflow-wrap:anywhere}header,main,footer{width:min(100% - 48px,1040px);margin:auto}header{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:82px;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--ink)}.brand-logo{width:25px;height:36px;flex-shrink:0}.brand-copy{display:flex;flex-direction:column;line-height:1}.brand-copy strong{font-size:13px;letter-spacing:.12em}.brand-copy small{font-size:9px;letter-spacing:.1em;margin-top:5px;color:var(--muted)}.lang{display:flex;gap:5px}.lang button{border:1px solid var(--line);background:white;padding:6px 10px;border-radius:4px;cursor:pointer}.lang button[aria-pressed=true]{color:white;background:var(--ink)}main{padding-block:48px 70px}h1{font-size:clamp(36px,7vw,62px);line-height:1.12;letter-spacing:-.03em;margin:0 0 20px}.reading-intro,.reading-note{max-width:800px;color:var(--muted)}.reading-note{font-size:14px}.downloads{display:flex;gap:12px;flex-wrap:wrap;margin-block:24px}.downloads a{background:white;border:1px solid var(--line);padding:7px 13px;border-radius:5px;text-decoration:none;font-size:14px}.reading-toc{margin:35px 0}.reading-toc ol{padding-inline-start:24px;font-size:14px}.reading-toc li{margin:6px 0}.reading-text{max-width:830px}.reading-group{border-top:1px solid var(--line);padding-top:16px;margin-top:24px}.reading-group>summary{font-weight:650;padding:4px 0 12px;cursor:pointer}.reading-group h2{font-size:25px;line-height:1.35;margin:35px 0 17px;scroll-margin-top:24px}.reading-text p{margin:0 0 18px}.reading-text ul,.reading-text ol{padding-inline-start:24px}.reading-text li{margin:7px 0}.reading-text code{font-size:.86em;overflow-wrap:anywhere}.reading-text pre{white-space:pre-wrap;overflow-wrap:anywhere;background:#eef2ee;border:1px solid var(--line);padding:14px}.source-edition{font-size:13px;margin:24px 0}footer{padding-block:24px;border-top:1px solid var(--line);font-size:13px}[hidden]{display:none!important}:focus-visible{outline:2px solid var(--green);outline-offset:4px}@media(max-width:600px){header,main,footer{width:calc(100% - 32px)}:root{font-size:16px}main{padding-top:32px}.reading-group h2{font-size:22px}}@media print{header,footer,.downloads,.reading-toc{display:none}.reading-group{border:0}details>*{display:block!important}}
.reading-overview{max-width:830px;margin:28px 0}.reading-overview h2{font-size:25px;line-height:1.35;margin:0 0 16px;text-wrap:balance}.reading-overview p{margin:0 0 18px}.reading-adoption{font-size:.88em;color:var(--muted);border-left:2px solid var(--line);padding-left:16px}.reading-provenance{margin:16px 0;padding:12px 16px;border:1px solid var(--line);border-radius:5px}.reading-provenance>summary{cursor:pointer;font-size:.9em;font-weight:600}.reading-provenance h2{margin-top:22px}@media(max-width:600px){.reading-overview h2{font-size:22px}}