:root{color-scheme:dark;--scale:3}*{box-sizing:border-box}body{margin:0;min-height:100svh;display:grid;place-items:center;padding:78px 12px 28px;background:radial-gradient(ellipse at 35% 30%,#172a40,#0c131d 65%);overflow-x:hidden}button{padding:0}button:focus-visible,canvas:focus-visible{outline:2px solid #a8e1ff;outline-offset:3px}.device{position:relative;background:radial-gradient(ellipse at 45% 12%,#54729b,#234975 55%,#132b4c);border:7px solid #718197;border-top-color:#a8b4c5;border-bottom-color:#384556;border-radius:36% 36% 30% 30% / 30% 30% 25% 25%;padding:58px 22px 44px;width:max-content;max-width:100%;margin:0 auto;box-shadow:inset 0 0 0 5px #182c49,inset 0 10px 25px #97aac345,0 22px 55px #0008}.antenna{position:absolute;left:12%;top:-63px;width:30px;height:80px;background:linear-gradient(90deg,#788ba5,#b7c4d2,#556e8d);border-radius:8px 8px 4px 4px;transform:rotate(-12deg);border:3px solid #355375;z-index:0}.prongs{display:flex;gap:12px;position:absolute;top:-18px;left:46%}.prongs i{width:10px;height:19px;background:linear-gradient(90deg,#bbb,#fff,#888);border-radius:3px}.top-label{position:absolute;top:18px;left:0;right:0;text-align:center;font:bold 12px monospace;letter-spacing:3px;color:#dbe5f0;text-shadow:0 2px #18314b}.leds{position:absolute;inset:45px 19% auto;display:flex;justify-content:space-between}.leds i{width:8px;height:8px;border-radius:50%;background:#7591aa;box-shadow:inset 0 0 0 2px #163453}.leds.active i{background:#aeeffc;box-shadow:0 0 12px #5df,0 0 25px #bff}.device-controls{display:grid;grid-template-columns:40px max-content 40px;gap:12px;align-items:center}.direction,.confirm{display:flex;flex-direction:column;gap:22px}.device button{font:bold 15px system-ui;touch-action:none;background:linear-gradient(#f4f6fa,#94a6bb);color:#193653;border:2px solid #566b85;box-shadow:0 4px 0 #172c46,0 5px 9px #0008;cursor:pointer}.direction button{width:36px;height:48px;border-radius:22px 22px 15px 15px}.direction button+button{border-radius:15px 15px 22px 22px}.confirm button{width:39px;height:39px;border-radius:50%}.device button:active,.device button.pressed{transform:translateY(3px);box-shadow:0 1px 0 #172c46}.bezel{border:9px solid #a4aebe;border-top-color:#cbd0d8;border-bottom-color:#6c798a;border-radius:20px;box-shadow:inset 0 0 0 3px #293b50,0 0 0 4px #182f50;padding:7px;background:#132434;line-height:0}canvas{width:calc(128px * var(--scale));height:calc(128px * var(--scale));image-rendering:pixelated;background:black;border-radius:2px;touch-action:none}.bottom-label{position:absolute;bottom:17px;left:0;right:0;text-align:center;font:9px monospace;letter-spacing:2px;color:#c7d8ea}.speaker{display:flex;gap:5px;justify-content:center;margin-top:17px}.speaker i{background:#0b1b2e;width:30px;height:4px;border-radius:3px}
@media(max-width:650px),(max-height:660px){:root{--scale:2}.device{padding:55px 12px 38px}.device-controls{gap:8px}.antenna{top:-48px;height:65px}}
@media(max-width:430px){.device{border-width:5px;padding:53px 9px 35px}.device-controls{grid-template-columns:27px max-content 27px;gap:5px}.direction button{width:26px;height:39px;font-size:12px}.confirm button{width:27px;height:29px;font-size:12px}.bezel{border-width:5px;padding:3px;border-radius:13px}.leds{top:39px}.antenna{width:23px;height:57px;top:-45px}.bottom-label{font-size:8px;letter-spacing:1px}}
@media(max-width:359px),(max-height:460px){:root{--scale:1}.device{padding-left:18px;padding-right:18px}.device-controls{gap:12px}body{padding-top:55px}}
#device-3d{position:fixed;inset:0;display:block;width:100vw;height:100svh;border-radius:0;background:transparent;touch-action:none;outline:none}.view-3d .device{position:fixed;left:-10000px;visibility:hidden;pointer-events:none}body.view-3d{padding:0;overflow:hidden}

#loading-screen{position:fixed;inset:0;z-index:100;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:20px;background:radial-gradient(ellipse at 50% 35%,#153e64,#071526 70%);color:#d7ecff;font:14px monospace;letter-spacing:1px}#loading-screen[hidden]{display:none}#loading-screen img{display:block;width:192px;height:192px;image-rendering:pixelated}.loading-dots{display:inline-block;animation:loading-blink 900ms steps(2,end) infinite}@keyframes loading-blink{50%{opacity:.25}}@media(max-width:430px){#loading-screen img{width:128px;height:128px}}@media(prefers-reduced-motion:reduce){.loading-dots{animation:none}}

#device-3d{user-select:none;-webkit-user-select:none;cursor:grab}
/* The 3D buttons share a full-viewport canvas. A browser tap highlight would
   shade that entire surface, including the backdrop, while touching a button. */
canvas,button{-webkit-tap-highlight-color:transparent;-webkit-touch-callout:none}
/* Game settings overlay; no camera or gameplay layout changes. */
.device-colors{--ui-accent:#69dfd5;--ui-bg:#141c24;--ui-edge:#354652;--ui-muted:#93a7b6;position:fixed;top:max(16px,env(safe-area-inset-top));right:max(16px,env(safe-area-inset-right));z-index:20;font:13px system-ui,sans-serif;color:#edf4f7}
.device-colors button{cursor:pointer;touch-action:manipulation;color:inherit;font:inherit;border:1px solid var(--ui-edge);background:#1b2832;border-radius:2px;transition:background-color .14s,border-color .14s}
.device-colors button:hover{background:#293c48;border-color:#6e919f}.device-colors button:disabled{opacity:.5;cursor:wait}.device-colors :focus-visible{outline:2px solid var(--ui-accent);outline-offset:3px}
.device-quick-actions{display:flex;flex-direction:column;gap:8px}
.device-colors .device-quick-action{display:grid;place-items:center;width:40px;height:40px;padding:0;border:1px solid #58737e;border-radius:2px;background:#141c24;box-shadow:inset 0 -2px #69dfd533;cursor:pointer;touch-action:manipulation;text-decoration:none;transition:background-color .14s,border-color .14s}
.device-colors .device-quick-action:hover{background:#293c48;border-color:#6e919f}.device-colors .device-quick-action:active{background:#2c4650}
.device-quick-action svg{width:22px;height:22px;fill:none;stroke:#b9e6e4;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
#device-colors-panel{position:absolute;top:0;right:52px;display:flex;flex-direction:column;width:min(326px,calc(100vw - 88px));max-height:calc(100svh - 32px);border:1px solid #536c79;border-radius:2px;background:var(--ui-bg);box-shadow:0 12px 32px #0005;overflow:hidden;contain:paint;transform-origin:top right}
#device-colors-panel::before{content:'';height:3px;background:var(--ui-accent);width:48px;position:absolute;top:0;left:0;pointer-events:none}
#device-colors-panel[hidden],#device-colors-panel [hidden]{display:none!important}
.appearance-header{display:flex;align-items:center;justify-content:space-between;padding:18px 16px 14px}.appearance-brand{display:flex;align-items:center;gap:8px}.appearance-brand img{image-rendering:pixelated;width:32px;height:32px;object-fit:contain}.appearance-heading{display:grid;gap:3px}.ui-kicker{display:block;color:var(--ui-accent);font:700 9px system-ui,sans-serif;letter-spacing:1.5px;text-transform:uppercase}.appearance-brand strong{font-size:18px;font-weight:750;letter-spacing:-.3px}
.device-colors .appearance-close{border:1px solid transparent;background:transparent;font-size:22px;line-height:30px;width:32px;height:32px;color:#a8becb}.device-colors .appearance-close:hover{border-color:var(--ui-edge);background:#263844;color:white}
.appearance-tabs{position:relative;--tab-offset:0;display:flex;gap:3px;margin:0 14px 16px;border-bottom:1px solid #354652}.device-colors .appearance-tabs button{flex:1;height:36px;border:0;border-bottom:2px solid transparent;border-radius:0;background:transparent;color:#9cb1bf;font-size:10px;font-weight:700;letter-spacing:.5px;text-transform:uppercase}.device-colors .appearance-tabs button[aria-selected=true]{color:var(--ui-accent);background:#20343d;border-bottom-color:transparent}
.appearance-tabs::after{content:'';position:absolute;bottom:-1px;left:0;width:calc(100% / 3);height:2px;background:var(--ui-accent);transform:translateX(calc(var(--tab-offset) * 100%));transition:transform .22s cubic-bezier(.16,1,.3,1);pointer-events:none}
.appearance-content{padding:0 16px 16px;overflow-y:auto;min-height:0;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:#42606b #141c24}.appearance-content fieldset{margin:0;padding:0;border:0;min-width:0;display:grid;gap:13px}.appearance-hint{margin:0;color:var(--ui-muted);font-size:11px;line-height:1.55}
#device-colors-panel label{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:11px;font-weight:650;letter-spacing:.3px}#device-colors-panel input[type=color]{width:40px;height:28px;padding:3px;border:1px solid #536c79;border-radius:1px;background:#0f171d;cursor:pointer}#device-colors-panel input[type=color]::-webkit-color-swatch-wrapper{padding:0}#device-colors-panel input[type=color]::-webkit-color-swatch{border:0}#device-colors-panel input[type=range]{width:100%;margin:0;appearance:none;-webkit-appearance:none;background:transparent;touch-action:pan-y;height:18px;cursor:pointer}#device-colors-panel input[type=range]::-webkit-slider-runnable-track{height:4px;background:#3c5462;border-radius:0}#device-colors-panel input[type=range]::-webkit-slider-thumb{appearance:none;-webkit-appearance:none;width:10px;height:16px;margin-top:-6px;border:2px solid #69dfd5;border-radius:1px;background:#192a33}#device-colors-panel input[type=range]::-moz-range-track{height:4px;background:#3c5462}#device-colors-panel input[type=range]::-moz-range-thumb{width:7px;height:12px;border:2px solid #69dfd5;border-radius:1px;background:#192a33}#device-colors-panel output{font:11px ui-monospace,monospace;color:var(--ui-accent);padding:3px 5px;background:#20323b;border:1px solid #354e5a;min-width:42px;text-align:right}
.housing-swatches,.background-swatches{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:6px}.button-swatches{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:6px}.device-colors .color-swatch,.device-colors .background-swatch{position:relative;display:flex;flex-direction:column;align-items:center;gap:5px;min-width:0;height:58px;padding:7px 1px;border-color:#293b46;background:#18242d;text-align:center;font-size:9px;white-space:nowrap}.swatch-chip{display:inline-block;flex:0 0 24px;width:24px;height:24px;border:1px solid #ffffff50;background:var(--swatch);box-shadow:inset 0 0 0 2px #0002}.background-swatch .swatch-chip{background:linear-gradient(135deg,var(--base) 50%,var(--gradient) 50%)}.device-colors .color-swatch[aria-pressed=true],.device-colors .background-swatch[aria-pressed=true]{border-color:var(--ui-accent);background:#24404a;color:#d8fffb}.color-swatch[aria-pressed=true]::after,.background-swatch[aria-pressed=true]::after{content:'';position:absolute;top:3px;right:3px;width:3px;height:3px;background:var(--ui-accent)}
.background-pair{display:grid;grid-template-columns:1fr 1fr;gap:16px}.background-pair label{flex-direction:column;align-items:flex-start!important;gap:7px!important}.background-pair input[type=color]{width:100%!important;height:30px!important}
.device-colors .subtle-button{justify-self:start;padding:4px 0;font-size:10px;border:0;border-radius:0;background:transparent;color:#a3bdc8}.device-colors .subtle-button::before{content:'↺';margin-right:6px;color:var(--ui-accent)}.device-colors .subtle-button:hover{color:white}
.appearance-footer{padding:12px 16px;border-top:1px solid #354652;background:#17232c;flex-shrink:0}.device-colors #motion-toggle{width:100%;height:34px;font-size:11px;font-weight:700;letter-spacing:.5px;text-transform:uppercase;text-align:left;padding:0 12px}.device-colors #motion-toggle::before{content:'';display:inline-block;width:6px;height:6px;border:1px solid #7c98a5;margin-right:10px}.device-colors #motion-toggle[aria-pressed=true]{border-color:var(--ui-accent);color:var(--ui-accent)}.device-colors #motion-toggle[aria-pressed=true]::before{background:var(--ui-accent);border-color:var(--ui-accent)}.appearance-footer #motion-status{min-height:28px;margin:7px 0 10px;color:var(--ui-muted);font-size:10px;line-height:1.45}.appearance-footer-actions{display:flex;align-items:center;justify-content:space-between;gap:10px}.device-colors .appearance-footer-actions button{font-size:10px;font-weight:650;letter-spacing:.4px;text-transform:uppercase;border:0;background:transparent;color:#adc3cd;padding:5px 0}
#device-credits{width:min(480px,calc(100vw - 32px));max-height:calc(100svh - 32px);padding:0 24px 20px;margin:auto;border:1px solid #536c79;border-top:3px solid var(--ui-accent);border-radius:2px;background:var(--ui-bg);color:#edf4f7;box-shadow:0 16px 48px #0007;overflow-y:auto;scrollbar-width:thin;scrollbar-color:#42606b #141c24}
#device-credits::backdrop{background:#061019b3}.credits-header{display:flex;align-items:center;gap:8px;margin:0 -10px 8px;padding-top:8px}.credits-header img{width:64px;height:64px;image-rendering:pixelated}.credits-header h1{font-size:26px;font-weight:750;letter-spacing:-.5px;margin:3px 0 0}.credits-header .appearance-close{margin-left:auto}.credit-person{display:flex;align-items:flex-start;gap:16px;margin:20px 0}.credit-avatar{flex:0 0 56px;width:56px;height:56px;object-fit:cover;border:2px solid #344b59;border-radius:1px;box-shadow:3px 3px 0 #263a45}.credit-person[aria-label=Aderek] .credit-avatar{border-color:var(--ui-accent)}.credit-person h2{font-size:19px;font-weight:750;margin:0 0 5px;letter-spacing:-.3px}.credit-person h2 a{color:#edf4f7;text-decoration:none;border-bottom:1px solid #536c79;padding-bottom:1px}.credit-person h2 a:hover{color:var(--ui-accent);border-color:var(--ui-accent)}.credit-person p{margin:0;font-size:12px;line-height:1.7;color:#aebfca}.credit-handle{font:10px ui-monospace,monospace;color:#8ba5b4;margin-left:5px;letter-spacing:0}.special-thanks{display:flex;align-items:center;gap:12px;font-size:10px;font-weight:750;letter-spacing:1.5px;text-transform:uppercase;margin:28px 0 0;color:var(--ui-accent)}.special-thanks::after{content:'';height:1px;flex:1;background:#354652}.credits-tools{font-size:12px;line-height:1.7;color:#aebfca;margin:24px 0 20px;padding:14px 16px;background:#1b2c36;border-left:2px solid #69dfd5}.credits-tools .ui-kicker{margin-bottom:6px}.credits-tools strong{font-weight:650;color:#edf4f7}.credits-footer{font-size:10px;line-height:1.7;color:#829aa9}.credits-footer a{color:#a9c5d2}.credits-footer p{margin:8px 0}
@media(max-width:700px) and (min-height:500px){#device-colors-panel{position:fixed;top:auto;bottom:max(12px,env(safe-area-inset-bottom));right:12px;width:calc(100vw - 24px);max-height:54svh}}
@media(max-height:500px){#device-colors-panel{top:0;max-height:calc(100svh - 32px)}.appearance-header{padding-top:0;padding-bottom:0}.appearance-content{max-height:calc(100svh - 235px)}}
@media(prefers-reduced-motion:reduce){.device-colors button,.device-colors .device-quick-action{transition:none}}
.device-colors button:active{background:#2c4650}.device-colors .color-swatch:active .swatch-chip,.device-colors .background-swatch:active .swatch-chip{transform:scale(.92)}
@media(prefers-reduced-motion:reduce){.appearance-tabs::after{transition:none}}
body:not(.view-3d) .device-colors{display:none}
#project-logo{position:fixed;left:max(20px,env(safe-area-inset-left));bottom:max(18px,env(safe-area-inset-bottom));z-index:5;width:clamp(150px,24vw,300px);height:auto;pointer-events:none;user-select:none;-webkit-user-select:none}
@media(max-width:600px){#project-logo{left:max(12px,env(safe-area-inset-left));bottom:max(12px,env(safe-area-inset-bottom));width:180px;max-width:44vw}}
@media(max-height:420px){#project-logo{width:150px;max-width:28vw}}