@charset "UTF-8";:root{color-scheme:dark;--ink:#e7f1ec;--muted:#9aafad;--mint:#b5ebcd;--line:#ffffff20;--panel:#0c2023;--bg:#071619;font-family:Inter,Helvetica Neue,Arial,sans-serif;font-synthesis:none}*{box-sizing:border-box}html,body{margin:0;width:100%;height:100%;overflow:hidden;background:var(--bg);color:var(--ink);overscroll-behavior:none;-webkit-text-size-adjust:100%}button,input,a{-webkit-tap-highlight-color:transparent}button,a,input{touch-action:manipulation}button{font:inherit;font-size:14px;line-height:1.2;color:var(--ink);border:1px solid var(--line);background:transparent;border-radius:7px;min-height:44px;padding:10px 16px;cursor:pointer;transition:background .18s,color .18s,border-color 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.6s;margin:0}.patience.show{opacity:1}.boot-credit{position:absolute;bottom:32px;right:32px;font-size:12px;letter-spacing:.18em;color:#eef9eece}.fatal-error{position:fixed;inset:0;z-index:150;background:#071619;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:30px;text-align:center;gap:20px;font-size:16px;line-height:1.6}.fatal-error h2{font-size:30px;font-weight:400;margin:0}.fatal-error p{max-width:46ch;margin:0;color:var(--muted)}.fatal-error a{color:var(--mint);text-decoration:underline;text-underline-offset:4px}@media (min-width:1800px){#wrap{padding-inline:40px}#hud{right:40px}}@media (max-width:1080px){#brand nav{gap:18px}.live-status,.dock-caption{display:none}#tools{gap:16px}}@media (max-width:760px){#wrap{padding:max(14px,env(safe-area-inset-top)) max(12px,env(safe-area-inset-right)) max(12px,env(safe-area-inset-bottom)) max(12px,env(safe-area-inset-left));row-gap:12px}#brand{gap:12px;min-height:52px;align-items:center}#brand 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.eyebrow{font-size:12px;letter-spacing:.13em}.veil{background:linear-gradient(90deg,#051e24e3,#06212666),linear-gradient(0deg,#061c2780,transparent)}.boot-credit{left:28px;right:auto;bottom:28px}}@media (max-width:560px){#tools{display:grid;grid-template-columns:1fr;gap:8px}.main-controls,.explore-controls{justify-content:center}.tool-group button{flex:1}#hud{bottom:136px}body.full #tools{display:flex}body.full #hint{bottom:144px}}@media (max-width:430px){#brand .eyebrow{max-width:205px}#brand h1{font-size:20px}#brand nav{gap:0}.math-link span{padding:9px 7px}#btnSettings{font-size:14px;padding:10px}#tools button{padding:10px}.tool-group{gap:6px}#tools button.walk{padding-inline:12px}}@media (max-width:370px){#brand .eyebrow{font-size:12px;letter-spacing:0}#brand h1{font-size:18px}.math-link span{padding-inline:4px}}@media (max-height:520px) and (orientation:landscape){#wrap{padding:10px 14px;row-gap:8px}#brand{min-height:32px}#brand h1{font-size:20px;margin:0}#brand .eyebrow{display:none}#brand nav{gap:14px}#tools{min-height:38px}#tools button,#btnSettings{min-height:38px;padding-block:8px}.main-controls,.explore-controls{flex:none}#tools{justify-content:space-between}#hud{top:58px;bottom:62px}#scene-label{display:none}.card{padding:24px;max-width:600px}.card .eyebrow{margin-bottom:14px}.card h2{font-size:38px;margin-bottom:12px}.card .sub{margin-bottom:15px;font-size:14px}.boot-credit{right:20px;left:auto;bottom:20px}.patience{display:none}}@media (prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation:none!important;transition:none!important}.plate,.patience{opacity:1}}