:root{color-scheme:dark;--ink:#f0f4ef;--muted:#b5c5c4;--line:#304142}*{box-sizing:border-box}body{margin:0;background:#071112;color:var(--ink);font:16px/1.6 Arial,Helvetica,sans-serif}a{color:inherit;text-underline-offset:5px}button,a{touch-action:manipulation}a:focus-visible,button:focus-visible,iframe:focus-visible{outline:3px solid #a4ede3;outline-offset:4px}header{min-height:80px;padding:16px clamp(16px,4vw,64px);display:flex;gap:20px;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;min-height:44px}.brand img{width:190px;max-width:40vw;height:auto}.back{display:inline-flex;align-items:center;min-height:44px;text-decoration:none;font-size:14px}main{max-width:1440px;margin:auto;padding:32px clamp(16px,4vw,64px) 12px}.intro{margin-bottom:28px}.eyebrow{font-size:11px;letter-spacing:.16em;color:var(--muted);margin:0 0 8px}h1{font-size:clamp(30px,4vw,46px);line-height:1.15;letter-spacing:-.035em;font-weight:400;margin:0 0 12px}.intro>p:last-child{margin:0;color:var(--muted);max-width:50em}.toolbar{display:flex;justify-content:space-between;gap:16px;align-items:center;flex-wrap:wrap}.languages{display:flex;flex-wrap:wrap;gap:8px}.languages button{min-height:44px;padding:10px 16px;border:1px solid #536c6d;border-radius:5px;background:transparent;color:var(--ink);font:14px/1.5 Arial,sans-serif;cursor:pointer}.languages button[aria-pressed=true]{background:#c4e6df;color:#102727;border-color:#c4e6df}.languages button:hover{border-color:#a4ede3}#download{display:inline-flex;align-items:center;min-height:44px;font-size:14px}.edition{font-size:13px;color:var(--muted);margin:12px 0 18px}.document-surface{background:#fff;border:1px solid #536c6d;min-width:0}iframe{display:block;width:100%;height:85vh;height:85svh;min-height:560px;border:0;background:white;color-scheme:light}.fallback{font-size:13px;color:var(--muted);margin:16px 0 24px}.fallback a{display:inline-block;min-height:44px;padding:10px 0}footer{border-top:1px solid var(--line);padding:20px clamp(16px,4vw,64px);display:flex;flex-wrap:wrap;justify-content:center;gap:12px 32px;font-size:14px;color:var(--muted)}footer a{display:inline-flex;align-items:center;min-height:44px}.skip{position:absolute;top:-100px;left:16px;background:#fff;color:#000;padding:12px;z-index:5}.skip:focus{top:12px}@media(max-width:480px){main{padding-top:24px}.languages{width:100%}.languages button{flex:1;text-align:left;padding:10px 12px}iframe{min-height:560px}.toolbar{gap:4px}.intro{margin-bottom:22px}}