:root{color-scheme:light;--ink:#20372f;--muted:#63736b;--line:#d8e1d8;--paper:#f6f7f1;--accent:#256341}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.65 system-ui,-apple-system,sans-serif}header{display:flex;align-items:center;justify-content:space-between;padding:22px max(5vw,20px);border-bottom:1px solid var(--line)}a{color:var(--accent);text-underline-offset:4px}header a{text-decoration:none}.brand{font-size:25px;font-weight:750;letter-spacing:-1px}.brand span{font-size:12px;letter-spacing:2px;margin-left:15px;font-weight:450}nav{display:flex;gap:24px;font-size:14px}main{max-width:1200px;padding:55px 28px;margin:auto}h1{font-size:clamp(32px,5vw,52px);line-height:1.2;letter-spacing:-1.5px;margin:12px 0 20px}h2{font-size:23px;margin:5px 0 16px}h3{font-size:20px;line-height:1.4;margin:8px 0}p{margin:10px 0 18px}.lead{color:var(--muted);font-size:18px;margin-bottom:38px}.eyebrow{font-size:11px;letter-spacing:2px;color:var(--muted)}.grid{display:grid;gap:20px}.intro{grid-template-columns:1.1fr 1fr;margin-bottom:45px}section,article{border:1px solid var(--line);background:#fff;border-radius:18px;padding:28px;min-width:0}.guide{background:#e9f0e3}.guide li{margin:10px 0}label{display:block;font-size:14px;margin-bottom:8px}input{width:100%;font:inherit;border:1px solid #afc2b4;border-radius:9px;padding:12px 14px;margin-bottom:16px;background:#fafbf8}button,.button{font:600 14px/1.4 system-ui;border:1px solid var(--accent);background:var(--accent);color:#fff;cursor:pointer;display:inline-block;padding:12px 18px;border-radius:9px;text-decoration:none;min-height:44px}button:hover,.button:hover{filter:brightness(.94)}:focus-visible{outline:3px solid #b99530;outline-offset:3px}.secondary{background:transparent;color:var(--accent)}.danger{color:#a13a32;align-self:center;padding:10px}.revoke{background:#a13a32;border-color:#a13a32}.notice{padding:16px 22px;border:1px solid #91b79c;background:#e5f2e5;border-radius:12px}.section-title{display:flex;justify-content:space-between;align-items:center;gap:16px;margin:40px 0 8px}.muted{color:var(--muted);font-size:14px}.machines{grid-template-columns:repeat(3,minmax(0,1fr))}.machines article{padding:24px}.status{color:#69736b;font-size:12px}.status:before{content:'●';margin-right:6px}.online,.good{color:#267243}.mono{font-family:ui-monospace,monospace;font-size:12px;overflow-wrap:anywhere}dl{font-size:13px}dt{color:var(--muted)}dd{margin:0 0 10px;overflow-wrap:anywhere}.version{margin-bottom:16px}.version-head{display:flex;justify-content:space-between;gap:15px}.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:18px}.pager{display:flex;justify-content:center;gap:20px;font-size:13px;margin:24px 0}.empty{grid-column:1/-1;background:transparent;min-height:130px}details{border-top:1px solid var(--line);padding:20px 0;margin:20px 0}summary{font-weight:600;cursor:pointer;min-height:32px}.legacy{display:flex;gap:16px;align-items:center;flex-wrap:wrap;border-bottom:1px solid var(--line);padding:15px 0}footer{font-size:12px;letter-spacing:1px;text-align:center;padding:30px;color:var(--muted)}@media(max-width:800px){.machines{grid-template-columns:repeat(2,minmax(0,1fr))}.intro{grid-template-columns:1fr}}@media(max-width:520px){header{padding:16px}.brand span{display:none}nav{gap:14px;font-size:12px}main{padding:32px 16px}.lead{font-size:16px}section,article{padding:22px 18px}.machines{grid-template-columns:1fr}.version-head{flex-direction:column;gap:0}.actions{flex-direction:column}.actions button{width:100%}.danger{text-align:center}.section-title{align-items:flex-start}h2{font-size:21px}}

/* Task07 software and local execution, no scripts or external assets. */
.software-hero{display:grid;grid-template-columns:1fr auto;gap:32px;align-items:center;background:#e9f0e3}.software-hero form{max-width:250px}.steps{display:grid;gap:24px;margin-top:28px}.steps section{scroll-margin-top:20px}pre{padding:18px;background:#142d24;color:#f0f7ed;border-radius:10px;overflow-x:auto;white-space:pre-wrap;overflow-wrap:anywhere;font:13px/1.8 ui-monospace,SFMono-Regular,monospace}code{font-family:ui-monospace,SFMono-Regular,monospace;font-size:.88em}pre code{font-size:inherit}select{font:inherit;width:100%;padding:12px 14px;border:1px solid #afc2b4;border-radius:9px;background:#fafbf8;color:var(--ink);margin-bottom:16px;min-height:48px}.checksum{padding:12px;border:1px dashed #9bafa1;border-radius:8px}.selected-connection{margin-top:24px;border-left:3px solid var(--accent);padding:4px 0 4px 20px}.execution-overview{grid-template-columns:1fr 1fr}.execution-step{margin-top:28px}.receipt{margin:16px 0}.receipt details{margin-bottom:0;padding-bottom:0}@media(max-width:800px){.software-hero,.execution-overview{grid-template-columns:1fr}.software-hero form{max-width:none}}@media(max-width:520px){pre{padding:14px;font-size:12px}.software-hero{gap:14px}.software-hero button{width:100%}.steps{gap:18px}}

select{max-width:100%;width:100%;box-sizing:border-box;font:inherit;padding:.65rem;border:1px solid #ccc;border-radius:8px;background:white;color:inherit} form{min-width:0}

.renewal{margin:16px 0;padding:16px;border:1px solid #ccdcd2;border-radius:12px;flex-basis:100%;min-width:0}.renewal select{max-width:240px}.renewal .muted{margin-bottom:0}.legacy{flex-wrap:wrap}.legacy>.mono{overflow-wrap:anywhere;min-width:0}