:root{color-scheme:dark;--ink:#eef8ff;--muted:#b6cbdc;--panel:#10263b;--mint:#69f2c4;--accent:#ffd28a;font-family:Inter,system-ui,sans-serif;background:#0a182a;color:var(--ink)}
*{box-sizing:border-box}html,body{margin:0;width:100%;height:100%;overflow:hidden}body{overscroll-behavior:none}button,a,input{font:inherit}button,a{touch-action:manipulation}button{min-height:44px;border:1px solid #58758b;border-radius:12px;background:#20394f;color:var(--ink);padding:10px 15px;font-weight:750;cursor:pointer}button:hover{background:#304f66}button:disabled{opacity:.5;cursor:default}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid var(--accent);outline-offset:3px}a{color:var(--mint);display:inline-flex;align-items:center;min-height:44px;padding:10px}button.primary{background:var(--mint);color:#082a28;border-color:var(--mint)}[hidden]{display:none!important}h1,h2,h3,p{margin:0}p{line-height:1.65;color:#d0e0eb}h2{font-size:clamp(26px,4vw,44px);line-height:1.15;letter-spacing:-.03em}h3{font-size:18px;margin-bottom:10px}.eyebrow{font-size:11px;font-weight:850;letter-spacing:.13em;color:var(--mint)}.small{font-size:13px;color:var(--muted)}
.adventure{height:100vh;height:100dvh;display:grid;grid-template-rows:auto auto minmax(0,1fr) auto;padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left)}.topbar{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:12px 22px;background:#0a182a}.topbar>div{min-width:0}.topbar h1{font-size:21px;letter-spacing:-.03em}.topbar nav{display:flex;gap:7px}.missionbar{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:10px 22px;background:#122a3b;border-top:1px solid #2a4556;border-bottom:1px solid #355363}.missionbar strong{font-size:15px}.missionbar span{display:block;color:var(--muted);font-size:12px;margin-top:3px}#missionStats{font-size:13px;white-space:nowrap}.playfield{position:relative;min-height:0;overflow:hidden;background:#152e43}canvas{display:block;width:100%;height:100%;touch-action:none}.controlbar{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:9px 22px;background:#0c1f30;border-top:1px solid #355363;user-select:none}.pad{display:flex;gap:8px}.pad button{min-width:62px;min-height:52px;touch-action:none}.keyboard-note{font-size:12px;color:var(--muted)}.prompt,.notice{position:absolute;left:50%;transform:translateX(-50%);pointer-events:none;text-align:center;max-width:calc(100% - 24px);width:max-content;border-radius:12px;font-size:13px;line-height:1.4}.prompt{bottom:16px;background:#0b2132ee;border:1px solid var(--mint);padding:10px 14px}.prompt:empty,.notice:empty{display:none}.notice{top:14px;background:#fff1cb;color:#10263b;padding:10px 16px;box-shadow:0 4px 20px #0005}
dialog{background:transparent;color:var(--ink);border:0;padding:16px;width:min(780px,100%);max-width:100%;max-height:100vh;max-height:100dvh;overflow:auto;overscroll-behavior:contain;touch-action:pan-y}dialog::backdrop{background:#03111ddd;backdrop-filter:blur(5px)}dialog article{padding:clamp(20px,4vw,34px);border:1px solid #456378;background:linear-gradient(145deg,#19374b,#0b1e31);border-radius:24px;display:grid;gap:18px;box-shadow:0 25px 80px #0007}.home-card{background:radial-gradient(ellipse at 100% 0,#24566a,transparent 65%),linear-gradient(145deg,#19374b,#0b1e31)}.home-card h2{font-size:clamp(36px,6vw,62px)}.tags,.buttons{display:flex;flex-wrap:wrap;gap:9px;align-items:center}.tags span{border:1px solid #507183;border-radius:30px;padding:7px 11px;font-size:12px;color:#cfebed}.callout{border-left:3px solid var(--mint);background:#123b43;padding:12px 15px;border-radius:0 10px 10px 0}.mission-list{display:grid;gap:10px}.mission-list button{display:grid;text-align:left;gap:6px;padding:16px;position:relative}.mission-list span{font-size:12px;color:#c6dfec}.setting{display:flex;gap:12px;align-items:center;min-height:48px}.setting input[type=range]{flex:1;min-width:0;accent-color:var(--mint);min-height:44px}.setting output{width:44px}.lab-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.lab-card h2{font-size:clamp(25px,4vw,34px)}.lab-card section{border-top:1px solid #476578;padding-top:17px}.answers{display:grid;gap:8px;margin-top:12px}.answers button{text-align:left;font-size:14px}.answers button[aria-pressed=true]{border-color:var(--mint);background:#22584f}.equipment{display:grid;gap:10px;margin:10px 0}.equipment label{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.equipment input[type=range]{flex:1;min-width:120px;min-height:44px;accent-color:var(--mint)}.equipment select{min-height:44px;background:#0c2438;color:white;font:inherit;border:1px solid #6c8e9c;border-radius:9px;padding:8px}.lab-visual{height:145px;background:linear-gradient(#122d43,#071a2a);border:1px solid #3d637a;border-radius:14px;position:relative;overflow:hidden;margin:14px 0}.lab-visual svg{width:100%;height:100%}.trial-history{font-size:13px;color:#c9e2e8;padding-left:24px;line-height:1.8;max-height:140px;overflow:auto}.success{color:var(--mint)!important}.lab-visual.testing .test-object{animation:travel 1s ease-out both;transform-box:fill-box;transform-origin:left}.lab-visual.testing .spring-coil{animation:uncoil 1s ease-out both;transform-origin:left}.lab-visual.testing .wave-line{animation:wave .3s linear 4}.lab-visual .lit{filter:drop-shadow(0 0 8px #ffdf67)}@keyframes travel{from{transform:translateX(var(--travel-start,-180px))}to{transform:translateX(0)}}@keyframes uncoil{from{transform:scaleX(.4)}to{transform:scaleX(1)}}@keyframes wave{50%{transform:translateY(4px)}}
@media(max-width:600px){.topbar{padding:8px 10px;gap:5px}.topbar h1{font-size:16px}.topbar .eyebrow{font-size:8px;letter-spacing:.05em}.topbar nav{gap:4px}.topbar button{font-size:11px;padding:6px 8px;min-height:44px}.missionbar{padding:8px 10px;gap:6px}.missionbar strong{font-size:13px}.missionbar span{font-size:10px;max-width:210px}.missionbar #missionStats{font-size:10px;white-space:normal;text-align:right;max-width:92px}.controlbar{padding:8px 10px;gap:4px}.pad{gap:6px}.pad button{min-width:52px;padding:9px;min-height:50px;font-size:13px}.keyboard-note{display:none}dialog{padding:10px}dialog article{border-radius:18px}.home-card h2{font-size:36px}.prompt{font-size:12px;bottom:8px;padding:8px}.lab-visual{height:125px}}
@media(max-height:500px) and (min-width:480px){.topbar{padding:3px 14px}.topbar .eyebrow{display:none}.topbar h1{font-size:16px}.topbar button{padding:5px 12px}.missionbar{padding:5px 14px}.missionbar span{display:inline;margin-left:10px}.controlbar{padding:4px 14px}.pad button{min-height:44px}.prompt{bottom:5px;padding:6px 10px}dialog{padding:8px}dialog article{gap:12px;padding:20px}.home-card h2{font-size:34px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;scroll-behavior:auto!important}}body.reduce-motion *{animation:none!important}
.mission-list h3{margin:12px 0 0;color:var(--mint);font-size:15px}.wire-board{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;width:min(330px,100%);margin:12px auto}.wire-tile{min-height:70px;padding:5px;display:grid;place-items:center;background:#153349}.wire-tile svg{width:50px;height:50px;max-width:100%}.wire-tile:disabled{opacity:.75}.wire-legend{text-align:center;font-size:13px;color:var(--accent)}.notebook-entries{display:grid;gap:12px}.notebook-entries details{border:1px solid #496b7a;background:#102e40;border-radius:12px;padding:14px}.notebook-entries summary{cursor:pointer;min-height:44px;line-height:1.5;font-weight:750}.notebook-entries p{margin-top:10px;font-size:14px}.notebook-entries ul{font-size:13px;color:var(--muted);line-height:1.7;padding-left:20px}.notebook-entries summary:focus-visible{outline:3px solid var(--accent);outline-offset:3px}
.lab-visual.testing .water-wheel{animation:wheel-turn 1.4s ease-out both}@keyframes wheel-turn{to{transform:rotate(calc(var(--turns,1)*360deg))}}@media(prefers-reduced-motion:reduce){.lab-visual.testing .water-wheel{animation:none}}body.reduce-motion .lab-visual.testing .water-wheel{animation:none}
.measurement-table{width:100%;overflow:auto;max-height:260px;margin-top:12px}.measurement-table table{width:100%;border-collapse:collapse;font-size:13px;color:#deedf6}.measurement-table caption{text-align:left;font-weight:750;padding:9px 0}.measurement-table th,.measurement-table td{text-align:left;padding:8px;border:1px solid #547484;white-space:normal;overflow-wrap:anywhere}.measurement-table thead th{background:#1d4056}.lab-visual.testing .heat-flow{animation:heat-flow .7s ease-in-out 2}.lab-visual.testing .cool-flow{animation:heat-flow .7s ease-in-out 2 reverse}@keyframes heat-flow{50%{opacity:.45}}@media(prefers-reduced-motion:reduce){.lab-visual.testing .heat-flow,.lab-visual.testing .cool-flow{animation:none}}body.reduce-motion .lab-visual.testing .heat-flow,body.reduce-motion .lab-visual.testing .cool-flow{animation:none}

.lab-visual.signal-visual{height:auto;aspect-ratio:500/260}.signal-visual svg{display:block}.equipment select{max-width:100%;min-width:0}.signal-visual.testing path{animation:signal-pulse .8s ease-in-out 2}@keyframes signal-pulse{50%{opacity:.55}}

.supply-order{display:grid;gap:12px;padding:0;list-style-position:inside;counter-reset:route}.supply-order li{padding:14px;border:1px solid #5a7a90;border-radius:12px;background:#143448}.supply-order strong{line-height:1.5}.supply-order .buttons{margin-top:10px}.supply-order button{min-width:85px}