/* Reference: www-cube-computer 3be5683, before redesign 20938c0.
   Cool neutral Swiss chapters; Neue Montreal; signal red; square information. */
@font-face{font-family:Montreal;src:url('/fonts/PPNeueMontreal-Regular.woff2') format('woff2');font-weight:400;font-display:swap}
@font-face{font-family:Montreal;src:url('/fonts/PPNeueMontreal-Medium.woff2') format('woff2');font-weight:500 700;font-display:swap}
:root{color-scheme:light;--bg:#f3f4f6;--panel:#e9ebee;--text:#15171a;--muted:#5c6068;--line:#c6c9cf;--accent:#15171a;--signal:#e0351f;--tint:#e4e6ea;--error:#b82618;--rail:130px}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.45 Montreal,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased}::selection{background:var(--signal);color:white}
body>header{max-width:1240px;margin:0 auto;min-height:96px;border-bottom:1px solid var(--text);display:flex;align-items:center;justify-content:space-between;gap:20px;padding:20px 0}
.brand{display:flex;align-items:center;gap:6px;font-size:26px;line-height:1;font-weight:500;letter-spacing:-.7px;text-decoration:none;color:var(--text)}.mark{display:none}.byline{font-size:12px;font-weight:400;letter-spacing:0;color:var(--muted);margin-left:10px}.header-actions{display:flex;align-items:center;gap:16px}#account{font-size:12px;max-width:220px;overflow:hidden;text-overflow:ellipsis}
main{max-width:1240px;min-height:calc(100vh - 180px);margin:auto;padding:18px 0 72px}h1,h2,h3,p{margin:0}h1{font-size:clamp(40px,5vw,68px);font-weight:400;letter-spacing:-.035em;line-height:1.02;margin:8px 0 18px}h2{font-size:32px;line-height:1.05;font-weight:400;letter-spacing:-.022em}h3{font-size:20px;font-weight:400}p{color:var(--muted);margin:10px 0 20px}.eyebrow{font-size:12px;color:var(--muted)}
button,.button{font:inherit;font-size:14px;font-weight:500;border-radius:999px;border:1px solid var(--text);background:var(--accent);color:var(--bg);padding:10px 20px;cursor:pointer;text-decoration:none;display:inline-block;text-align:center}button:hover,.button:hover{opacity:.78}button:disabled{opacity:.45;cursor:wait}.quiet,.secondary{background:transparent;border-color:var(--line);color:var(--text)}.quiet{padding:7px 13px}.danger{background:var(--error);border-color:var(--error);color:white}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible{outline:2px solid var(--signal);outline-offset:4px}
.login{display:grid;grid-template-columns:var(--rail) minmax(0,1fr);column-gap:32px;padding:56px 0 90px}.login>.eyebrow{grid-column:1;grid-row:1/6;color:var(--signal);max-width:110px}.login h1,.login>p,.login-buttons{grid-column:2}.login h1{font-size:clamp(52px,8vw,106px);line-height:.95;max-width:900px;margin:0 0 20px}.login>p{font-size:19px}.login-buttons{display:flex;gap:12px;margin:18px 0}.login .small{font-size:12px}.small{font-size:12px}
.section-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:36px 0 40px;padding-left:calc(var(--rail) + 32px);position:relative}.section-heading:before{content:'01';position:absolute;left:0;top:4px;font-size:58px;line-height:1;color:var(--signal)}.section-heading h1{font-size:52px}.section-heading p{margin-bottom:0}.fleet{margin-left:calc(var(--rail) + 32px);display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:1px solid var(--text)}
.computer{display:block;background:transparent;padding:22px 20px 24px;border:0;border-bottom:1px solid var(--line);border-right:1px solid var(--line);border-radius:0;cursor:pointer;color:var(--text);text-align:left;font-weight:400}.computer:nth-child(3n+1){padding-left:0}.computer:nth-child(3n){border-right:0}.computer.selected{background:var(--panel);box-shadow:inset 0 3px var(--signal)}.computer.selected:nth-child(3n+1){padding-left:16px}.card-title{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:26px}.badge{font-size:10px;text-transform:uppercase;letter-spacing:.6px;color:var(--muted);white-space:nowrap}.badge.running{color:var(--text)}.badge.running:before{content:'●';font-size:7px;margin-right:6px}.facts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.facts strong{display:block;font-size:24px;font-weight:400;font-variant-numeric:tabular-nums;letter-spacing:-.02em}.facts span{color:var(--muted);font-size:11px}.empty{padding:50px 0;grid-column:1/-1}.empty h2{font-size:28px}
#detail{margin-top:56px;border-top:1px solid var(--text);padding:34px 0 0 calc(var(--rail) + 32px);position:relative}#detail:before{content:'02';position:absolute;left:0;top:34px;font-size:58px;line-height:1;color:var(--signal)}.detail-heading,.dialog-heading{display:flex;align-items:center;justify-content:space-between;gap:14px}.actions{display:flex;gap:10px;flex-wrap:wrap;margin:24px 0}.detail-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:32px}.panel{padding:24px 0;border-top:1px solid var(--line)}.panel h3{font-size:24px}.connection{display:flex;align-items:center;gap:12px;margin:18px 0}.connection code{flex:1;min-width:0;overflow-x:auto;padding:14px;background:var(--panel);font-size:12px;white-space:nowrap}pre{overflow-x:auto;white-space:pre-wrap;overflow-wrap:anywhere;font:12px/1.65 ui-monospace,monospace;background:var(--panel);padding:18px;border:1px solid var(--line);margin:14px 0}details{margin:20px 0}summary{cursor:pointer;font-size:14px;font-weight:500}a{color:inherit}.activity{list-style:none;margin:20px 0 0;padding:0}.activity li{display:flex;justify-content:space-between;gap:16px;border-bottom:1px solid var(--line);padding:12px 0;font-size:12px}.activity small{color:var(--muted);white-space:nowrap}.notice{height:30px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--muted);font-size:12px}.error{color:var(--error);font-size:13px;overflow-wrap:anywhere}.metric-note{margin-top:16px;font-size:11px;color:var(--muted)}
dialog{width:min(520px,calc(100vw - 32px));background:var(--bg);color:var(--text);border:1px solid var(--text);border-radius:0;padding:32px}dialog::backdrop{background:#0008}.dialog-heading{padding-bottom:20px;border-bottom:1px solid var(--line);margin-bottom:22px}label{display:block;font-size:13px;font-weight:500;margin:22px 0 12px}input,textarea{display:block;width:100%;margin-top:8px;border:1px solid var(--line);background:transparent;color:var(--text);border-radius:4px;padding:12px;font:14px/1.5 Montreal,Helvetica,Arial,sans-serif}textarea{font-family:ui-monospace,monospace;resize:vertical}form>button[type=submit]{margin-top:16px}footer{max-width:1240px;margin:auto;padding:24px 0;border-top:1px solid var(--text);font-size:12px;color:var(--muted);display:flex;justify-content:space-between}[hidden]{display:none!important}
.landing{padding:66px 0 60px;display:grid;grid-template-columns:var(--rail) minmax(0,1fr);gap:32px}.landing>.eyebrow{color:var(--signal);max-width:110px}.landing-content{min-width:0}.landing h1{font-size:clamp(60px,8.5vw,116px);line-height:.96;margin:0 0 34px;max-width:980px}.landing .lede{font-size:22px;max-width:640px;line-height:1.35;color:var(--text)}.landing .actions{margin:30px 0 20px}.chapter{display:grid;grid-template-columns:var(--rail) minmax(0,1fr);gap:32px;border-top:1px solid var(--text);padding:44px 0 60px}.chapter>.number{font-size:58px;line-height:1;color:var(--signal)}.chapter-content{min-width:0}.chapter-heading{display:grid;grid-template-columns:1.25fr 1fr;gap:32px;margin-bottom:32px}.chapter h2{font-size:clamp(30px,3.6vw,48px);max-width:620px}.chapter-heading p{color:var(--text);font-size:17px;margin:4px 0 0}.spec-sheet{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line)}.spec-sheet>div{padding:22px 18px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.spec-sheet>div:first-child{padding-left:0}.spec-sheet>div:last-child{border-right:0}.spec-sheet dt{font-size:12px;color:var(--muted)}.spec-sheet dd{margin:10px 0 0;font-size:34px;letter-spacing:-.02em}.spec-sheet dd small{display:block;font-size:12px;color:var(--muted);letter-spacing:0;margin-top:6px}.steps{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line)}.steps>div{padding:22px 24px 0 0}.steps .step-no{font-size:12px;color:var(--signal);display:block;margin-bottom:24px}.steps h3{font-size:23px}.steps p{font-size:15px;max-width:250px}.terminal-plate{display:grid;grid-template-columns:1fr 1fr;background:var(--panel);border:1px solid var(--line);padding:28px;gap:32px}.terminal-plate pre{border:0;padding:0;background:transparent;margin:0;font-size:13px}.terminal-label{font-size:12px;color:var(--muted);margin-bottom:18px}.terminal-plate p{font-size:15px;margin:0}
@media(max-width:1320px){body>header,main,footer{margin-left:4vw;margin-right:4vw}}
@media(max-width:960px){:root{--rail:70px}.fleet{grid-template-columns:repeat(2,minmax(0,1fr))}.computer:nth-child(n){padding-left:18px;border-right:1px solid var(--line)}.computer:nth-child(2n){border-right:0}.detail-grid{grid-template-columns:1fr}.spec-sheet{grid-template-columns:repeat(2,1fr)}.spec-sheet>div:first-child{padding-left:18px}.chapter-heading{grid-template-columns:1fr}}
@media(max-width:620px){body>header{min-height:76px}.brand{font-size:26px}.byline,#account{display:none}.header-actions{gap:8px}main{padding-top:12px}.login,.landing,.chapter{grid-template-columns:1fr;gap:22px;padding-top:30px}.login>.eyebrow,.login h1,.login>p,.login-buttons{grid-column:1;grid-row:auto}.login>.eyebrow,.landing>.eyebrow{max-width:none}.login h1,.landing h1{font-size:56px}.login-buttons{flex-direction:column;align-items:flex-start}.section-heading{padding-left:0;margin-top:22px}.section-heading:before{display:none}.section-heading h1{font-size:38px}.section-heading>button{font-size:12px;padding:8px 12px}.section-heading p{font-size:13px}.fleet{margin-left:0;grid-template-columns:1fr}.computer:nth-child(n){padding:20px 0;border-right:0}.computer.selected:nth-child(n){padding-left:14px;padding-right:14px}#detail{padding-left:0}#detail:before{display:none}.connection{align-items:stretch;flex-direction:column}.chapter>.number{font-size:36px}.steps,.terminal-plate{grid-template-columns:1fr}.steps>div{padding:20px 0;border-bottom:1px solid var(--line)}.steps .step-no{margin-bottom:8px}.steps p{max-width:none}.spec-sheet dd{font-size:30px}.terminal-plate{padding:20px}.landing .lede{font-size:19px}footer span{display:none}dialog{padding:22px}.landing h1{margin-bottom:24px}}

html[data-theme=dark]{color-scheme:dark;--bg:#17181b;--panel:#202226;--text:#e6e8eb;--muted:#9a9fa7;--line:#393c41;--accent:#e6e8eb;--signal:#ff5a45;--tint:#212326;--error:#ff8172}
.proton-symbol{display:block;width:24px;height:24px;flex:none}.brand>span{display:block;transform:translateY(-1px)}#theme{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;min-width:32px;padding:8px;border:0;border-radius:0;background:transparent;color:var(--text);flex:none}#theme svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}

#terminal-panel{margin:32px 0 0 calc(var(--rail) + 32px);border-top:1px solid var(--text);padding-top:20px}.terminal-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:16px}#terminal-status{font-size:12px;color:var(--muted)}#terminal-mount{height:400px;padding:8px 0}.xterm{height:100%}@media(max-width:620px){#terminal-panel{margin-left:0}.terminal-heading{align-items:flex-start;flex-direction:column;gap:6px}}