:root{color-scheme:dark;--ink:#071018;--panel:#101f2b;--text:#eef7fa;--muted:#a5bcc7;--teal:#3de6d0;--line:#29404d}
*{box-sizing:border-box}body{margin:0;background:var(--ink);color:var(--text);font:17px/1.7 system-ui,sans-serif}a{color:var(--teal);text-underline-offset:4px}a:focus-visible{outline:2px solid var(--teal);outline-offset:5px}header,main,footer{width:min(1040px,calc(100% - 40px));margin:auto}header{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:24px 0;border-bottom:1px solid var(--line)}header img{width:180px;max-width:40vw;height:auto}nav{display:flex;flex-wrap:wrap;gap:18px}main{padding:48px 0 64px}.eyebrow{text-transform:uppercase;letter-spacing:.12em;color:var(--teal);font-size:.78rem}h1{font-size:clamp(2rem,4vw,3.6rem);line-height:1.12;letter-spacing:-.04em;max-width:880px;margin:16px 0 24px}h2{font-size:1.45rem;line-height:1.3;margin-top:36px}h3{line-height:1.35}.lede{font-size:1.2rem;color:#c9dce4;max-width:780px}.article{max-width:780px}.meta,.muted{color:var(--muted);font-size:.88rem}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:32px}.card,.callout{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:24px}.card h2{margin-top:0;font-size:1.3rem}.card p{color:var(--muted);margin-bottom:0}.callout{margin-top:32px}.button{display:inline-block;background:var(--teal);color:#03231d;font-weight:700;text-decoration:none;padding:11px 18px;border-radius:9px}li+li{margin-top:10px}footer{border-top:1px solid var(--line);padding:24px 0 36px;color:var(--muted);font-size:.86rem}.sources a{overflow-wrap:anywhere}@media(max-width:640px){.grid{grid-template-columns:1fr}header{align-items:flex-start}nav{justify-content:flex-end;gap:8px 14px;font-size:.87rem}main{padding-top:30px}.card,.callout{padding:20px}}
 .manual-text {white-space:pre-wrap;overflow-wrap:anywhere;font-family:monospace;font-size:0.9rem;line-height:1.65;}