/* CHANJ: a compact instrument for exploring a very small world. */
/* Burgundy shell; scientific group colors stay independent of the interface. */
@font-face{font-family:"Chanjs Arcade";src:url("../../assets/fonts/PressStart2P-Regular.ttf?v=9f8bd6584a5e") format("truetype");font-style:normal;font-weight:400;font-display:swap}
:root{color-scheme:dark;--shell:#170b13;--paper:#25131f;--text:#f3e5df;--muted:#c2a7b0;--line:#f6bacb20;--accent:#751b3b;--accent-label:#e49bb3;--accent-soft:#421c2d;--accent-ink:#f5d5df;--primary-ink:#fff5f0;--shadow:0 24px 80px #0008;--scene:#120911;--head-h:72px;--nav-h:76px;--transport-h:118px;--safe-bottom:env(safe-area-inset-bottom,0px);--food:#ffad58;--danger:#78b9ed;--approach:#c6ff3c;--avoid:#ff6aab;--pam:#39be84;--ppl1:#ed5264;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-synthesis:none}
*{box-sizing:border-box}
html,body{width:100%;height:100%;margin:0;overflow:hidden;overscroll-behavior:none}
body{background:var(--shell);color:var(--text);font-size:14px;line-height:1.45;-webkit-tap-highlight-color:transparent}
button,input,select{font:inherit}
button{min-width:44px;min-height:44px;border:1px solid var(--line);border-radius:14px;padding:10px 14px;color:var(--text);background:var(--paper);font-size:13px;font-weight:600;cursor:pointer;touch-action:manipulation;transition:background .18s,border-color .18s,transform .18s}
button:hover:not(:disabled){border-color:var(--accent);background:var(--accent-soft)}
button:active:not(:disabled){transform:scale(.97)}
button:disabled{opacity:.5;cursor:wait}
button:focus-visible,select:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid var(--accent-label);outline-offset:3px}
a{color:var(--accent-label);text-underline-offset:4px}
button svg,.help-symbol svg,.coachmark>svg,.help-row>svg{width:20px;height:20px;flex:0 0 20px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;pointer-events:none}
button span,button i{pointer-events:none}
.icon-library{position:absolute;width:0;height:0;overflow:hidden;pointer-events:none}
.icon-button{width:44px;height:44px;min-width:44px;display:inline-flex;align-items:center;justify-content:center;padding:0;border-radius:50%;flex-shrink:0}
.icon-button svg{width:19px;height:19px;flex-basis:19px}
.primary{background:var(--accent);color:var(--primary-ink,#fff5f0);border-color:transparent;font-weight:650}
.primary:hover:not(:disabled){background:var(--accent);color:var(--primary-ink,#fff5f0);filter:brightness(1.08)}
.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
[hidden]{display:none!important}

/* Paper shell; the 3D views have their own dark, quiet surface. */
.app-header{height:var(--head-h);position:fixed;inset:0 0 auto;z-index:12;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:0 18px;background:var(--shell)}
.brand{display:flex;align-items:center;gap:10px;min-width:0;flex-shrink:0}
.brand-mark{width:43px;height:43px;display:block;object-fit:contain;flex-shrink:0;filter:drop-shadow(0 0 10px #b9213d14)}
.brand strong{display:block;font-size:22px;font-weight:850;letter-spacing:-1.2px;line-height:1}
.brand div>span{display:block;margin-top:4px;font-size:10px;letter-spacing:.1px;color:var(--muted)}
.header-actions{display:flex;align-items:center;gap:8px}






.header-actions>.help-trigger{background:transparent;border-color:var(--line)}
.header-controls{display:inline-flex;align-items:center;gap:7px;min-height:44px;padding:9px 12px;font-size:11px;border-radius:22px;background:var(--accent-soft)}
.app{position:fixed;inset:calc(var(--head-h) + 4px) 12px calc(var(--nav-h) + var(--transport-h) + 20px + var(--safe-bottom));display:grid;grid-template-columns:minmax(0,1fr);min-height:0;gap:12px}
.view{position:relative;min-width:0;min-height:0;overflow:hidden;background:var(--scene);border-radius:24px;isolation:isolate;--text:#fff0ed;--muted:#c4a7b3;--line:#ffffff21;--paper:#36242ce8;--accent-soft:#5b3447;--panel:rgba(43,27,36,.9)}
.view>canvas{position:absolute;inset:0;display:block;width:100%;height:100%;z-index:-1;outline:none}
.scene-brain{display:none}
body[data-view=brain] .scene-arena{display:none}
body[data-view=brain] .scene-brain,body[data-view=both] .scene-brain{display:block}
.compact-title,.scene-expand{display:none}
.scene-heading{position:absolute;inset:12px 14px auto;display:flex;align-items:center;gap:8px;z-index:2;pointer-events:none}
.scene-heading h1,.scene-heading h2{font-size:12px;font-weight:550;letter-spacing:.1px;color:var(--text);margin:0;line-height:1.2}
.scene-number{font:10px/1 ui-monospace,SFMono-Regular,monospace;color:var(--muted);width:26px;height:26px;border:1px solid var(--line);border-radius:50%;display:flex;align-items:center;justify-content:center}
.scene-heading>.icon-button{margin-left:auto;color:var(--muted);border:0;background:transparent;pointer-events:auto}
#hud-tl{position:absolute;top:64px;left:18px;right:18px;display:grid;grid-template-columns:auto auto 1fr;gap:10px 20px;align-items:center;pointer-events:none;color:var(--text);text-shadow:0 1px 14px #0008}
.metric{display:flex;flex-direction:column;gap:2px}
.metric>span{font-size:9px;letter-spacing:.9px;text-transform:uppercase;color:var(--muted)}
.metric strong{font:500 18px/1.2 ui-monospace,SFMono-Regular,monospace;letter-spacing:-.5px;white-space:nowrap}
.live-status{justify-self:end;max-width:112px;font-size:10px;text-align:right;line-height:1.4;color:var(--muted)}
.scene-tools{position:absolute;bottom:66px;left:14px;right:14px;display:flex;align-items:center;justify-content:center;gap:8px;z-index:2}
.scene-tools button,.brain-actions button,#brain-tools button{color:var(--text);background:var(--panel);border:1px solid var(--line);backdrop-filter:blur(16px)}
.scene-tools button:hover,.brain-actions button:hover,#brain-tools button:hover{background:var(--accent-soft);border-color:var(--accent)}
.scene-tools .on,#brain-tools .on,#brain-labels[aria-pressed=true]{border-color:var(--accent);box-shadow:inset 0 -2px 0 var(--accent)}
.newspaper-button{display:flex;align-items:center;gap:8px;white-space:nowrap;padding:10px 12px;font-size:11px;border-radius:24px}
.camera-tools{display:flex;gap:4px}
.scene-tools>.icon-button{margin-left:0}
.decision-meter{position:absolute;left:20px;right:20px;bottom:20px;color:var(--text);pointer-events:none}
.decision-caption{display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:9px;color:var(--muted)}
.decision-caption>button{display:flex;align-items:center;justify-content:center;gap:6px;color:var(--text);font-size:10px;font-weight:400;min-height:44px;padding:0 8px;border:0;background:transparent;margin:-8px 0;pointer-events:auto}
.decision-caption>button svg{width:13px;height:13px;flex-basis:13px;color:var(--muted)}
.decision-caption strong{font:11px ui-monospace,SFMono-Regular,monospace}
.vmeter{position:relative;height:3px;border-radius:3px;background:linear-gradient(90deg,var(--avoid),#52474c 48%,var(--approach));margin-top:6px}
.vmeter>i{position:absolute;left:50%;top:-3px;width:3px;height:9px;background:#fff;border-radius:2px;box-shadow:0 0 5px #fff8}
#brain-tools{position:absolute;top:64px;right:16px;z-index:2}
.compact-button{display:inline-flex;align-items:center;justify-content:center;gap:7px;font-size:11px;white-space:nowrap}
#brain-tools .compact-button{font-size:10px;border-radius:24px;padding:8px 12px}
#brain-tools svg{width:16px;height:16px;flex-basis:16px}
.brain-actions{position:absolute;left:16px;right:16px;bottom:20px;display:flex;justify-content:center;gap:8px;z-index:2}
.brain-actions button{display:flex;align-items:center;justify-content:center;gap:7px;font-size:10px;border-radius:24px;padding:9px 12px}
.brain-actions svg{width:16px;height:16px;flex-basis:16px}
.scene-caption{position:absolute;left:18px;top:70px;font:10px/1.5 ui-monospace,SFMono-Regular,monospace;color:var(--text);pointer-events:none}
.scene-caption span{display:block;color:var(--muted);font-size:9px;font-family:inherit}
/* Legacy rate overlays are replaced by the interactive .brain-label group names. */
.blabel{display:none}

/* Playback never disappears into a settings panel. */
.transport{position:fixed;left:16px;right:16px;bottom:calc(var(--nav-h) + 8px + var(--safe-bottom));height:var(--transport-h);padding:0 12px 12px;border:1px solid var(--line);border-radius:23px;background:var(--paper);z-index:10;box-shadow:0 3px 10px #2d201106}
.transport-caption{height:44px;display:flex;align-items:center;justify-content:space-between;gap:8px;padding:0 0 0 5px}
.transport-caption>.icon-button{width:44px;height:44px;background:transparent;border:0;color:var(--muted)}
#badge{font-size:9px;font-weight:650;letter-spacing:1px;display:inline-flex;align-items:center;gap:7px;color:var(--muted)}
#badge::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--accent)}
#badge.badge-real{color:var(--accent)}
.preview-transport,.playback-row{display:flex;align-items:center;gap:8px;height:50px}
.play-button{min-width:0;flex:1;min-height:50px;max-height:58px;font-size:14px;letter-spacing:-.15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;border-radius:14px}
.reset-button{width:46px;height:50px;border-radius:14px;background:var(--shell);border-color:transparent}
.speed-control{min-width:62px;max-width:74px;flex-shrink:0}
.speed-control select{appearance:auto;min-width:0;width:100%;height:50px;min-height:44px;border:0;background:var(--shell);border-radius:14px;padding:0 7px;font-size:13px;color:var(--text);font-variant-numeric:tabular-nums;cursor:pointer}
.preview-transport>.icon-button{border:0;background:var(--shell);height:50px;border-radius:14px}
.playback{display:none}
.playback.show{display:block}
body[data-playback=recorded]{--transport-h:164px}
body[data-playback=recorded] .preview-transport{display:none}
.playback-row .compact-button{height:50px;background:var(--shell);border:0;font-size:11px;padding:8px 10px}
#pb-scrub{height:44px;min-height:44px;margin:2px 0 0;padding:0;touch-action:pan-x}
.mode-nav{position:fixed;left:0;right:0;bottom:0;z-index:11;height:calc(var(--nav-h) + var(--safe-bottom));padding:4px 18px calc(8px + var(--safe-bottom));display:flex;align-items:center;justify-content:center;gap:8px;background:var(--shell)}
.mode-nav button{flex:1;max-width:144px;height:60px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;border:0;background:transparent;border-radius:18px;color:var(--muted);font-size:10px;position:relative}
.mode-nav button svg{width:21px;height:21px;flex-basis:21px}
.mode-nav button[aria-pressed=true]{background:var(--accent-soft);color:var(--accent-ink)}
.mode-nav button[aria-pressed=true] i{position:absolute;bottom:4px;width:3px;height:3px;border-radius:50%;background:var(--accent)}

/* A focused drawer, not a second page of controls. */
dialog{color:var(--text);font-family:inherit;border:0;padding:0;box-shadow:var(--shadow)}
dialog::backdrop{background:#17121365;backdrop-filter:blur(4px)}
.sheet{position:fixed;inset:auto 0 0;width:100%;max-width:540px;max-height:min(84dvh,760px);margin:0 auto;background:var(--paper);border-radius:28px 28px 0 0;padding:0 0 var(--safe-bottom);overflow:hidden}
.sheet[open]{display:flex;flex-direction:column;animation:sheet-in .28s cubic-bezier(.2,.8,.2,1)}
.sheet-grip{height:4px;width:34px;flex:0 0 4px;background:var(--line);border-radius:4px;margin:10px auto 0}
.sheet-header{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:22px 22px 18px;flex-shrink:0}
.eyebrow{display:block;font-size:8px;font-weight:650;letter-spacing:1.6px;color:var(--accent-label);line-height:1.5}
.sheet-header h2{font-size:25px;font-weight:550;letter-spacing:-1px;line-height:1.2;margin:5px 0 0}
.sheet-header>.icon-button{background:var(--shell);border:0}
.sheet-tabs{display:flex;gap:4px;margin:0 22px 16px;background:var(--shell);border-radius:15px;padding:4px;flex-shrink:0}
.sheet-tabs button{flex:1;min-width:0;min-height:44px;background:transparent;border:0;color:var(--muted);font-size:12px;border-radius:11px;padding:10px}
.sheet-tabs button[aria-pressed=true]{color:var(--text);background:var(--paper);box-shadow:0 2px 8px #30201909}
.sheet-scroll-frame{position:relative;display:flex;flex-direction:column;flex:1;min-height:0;overflow:hidden}
.sheet-scroll{flex:1;min-height:0;overflow:auto;overscroll-behavior:contain;padding:0 22px 24px;scrollbar-width:none}
.sheet-scroll::-webkit-scrollbar{display:none}
.sheet-scroll:focus-visible{outline:1px solid var(--accent-label);outline-offset:-2px}
/* A permanent position rail sits in the empty edge gutter, clear of all controls. */
.scroll-position{position:absolute;top:4px;right:6px;bottom:30px;width:4px;border-radius:4px;background:#e49bb324;opacity:0;pointer-events:none;transition:opacity .15s}
.scroll-position>span{display:block;width:100%;min-height:24px;border-radius:4px;background:var(--accent-label);box-shadow:0 0 0 1px #170b1326}
.sheet-scroll-frame[data-scrollable=true]>.scroll-position{opacity:1}
.scroll-cue{display:flex;align-items:center;justify-content:center;gap:7px;flex:0 0 26px;min-height:26px;background:var(--paper);color:var(--accent-ink);font-size:9px;font-weight:600;letter-spacing:.3px;opacity:0;pointer-events:none;transition:opacity .15s}
.scroll-cue svg{width:12px;height:12px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.sheet-scroll-frame[data-more-below=true]>.scroll-cue{opacity:1}
.brain-sheet .sheet-scroll-frame,.brain-sheet .scroll-cue{background:var(--scene)}
.section-title{display:flex;align-items:center;justify-content:space-between;gap:10px}
.section-title h3{font-size:19px;letter-spacing:-.5px;font-weight:550;margin:5px 0}
.section-title>.icon-button{border:0;color:var(--muted);background:transparent}
.intro-note{font-size:12px;line-height:1.55;color:var(--muted);margin:0 0 22px;max-width:38ch}
.knob{padding:0 0 22px;margin:0 0 21px;border-bottom:1px solid var(--line)}
.knob .row{display:flex;align-items:center;justify-content:space-between;gap:12px}
.knob label{font-size:12px;font-weight:600;line-height:1.5}
.knob label>span:last-child:not(.dot){display:block;font-size:9px;color:var(--muted);font-weight:400;padding-left:16px;letter-spacing:.3px}
.dot{display:inline-block;vertical-align:middle;width:6px;height:6px;background:var(--dot,currentColor);border-radius:50%;margin-right:8px}
.val{font:12px ui-monospace,SFMono-Regular,monospace;color:var(--accent-label);background:var(--accent-soft);padding:8px;border-radius:9px;min-width:48px;text-align:center;flex-shrink:0}
input[type=range]{display:block;appearance:none;-webkit-appearance:none;width:100%;height:44px;margin:5px 0 0;background:transparent;accent-color:var(--accent);cursor:pointer}
input[type=range]::-webkit-slider-runnable-track{height:4px;background:var(--line);border-radius:4px}
input[type=range]::-moz-range-track{height:4px;background:var(--line);border-radius:4px}
input[type=range]::-webkit-slider-thumb{appearance:none;-webkit-appearance:none;box-sizing:border-box;width:30px;height:30px;border:3px solid var(--paper);background:var(--shell) url("../../assets/brand/fly-eye.svg?v=9f8bd6584a5e") center/24px 24px no-repeat;border-radius:11px;margin-top:-13px;box-shadow:0 0 0 1px #a6465a70,0 2px 7px #0006}
input[type=range]::-moz-range-thumb{box-sizing:border-box;width:30px;height:30px;border:3px solid var(--paper);background:var(--shell) url("../../assets/brand/fly-eye.svg?v=9f8bd6584a5e") center/24px 24px no-repeat;border-radius:11px;box-shadow:0 0 0 1px #a6465a70,0 2px 7px #0006}
.range-ends{display:flex;justify-content:space-between;gap:8px;font-size:9px;color:var(--muted);margin-top:-1px}
.subtle-note{font-size:10px;color:var(--muted);line-height:1.65;margin:8px 0}
.btns{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}
.btns button{flex:1;font-size:11px;white-space:nowrap}
.help-row{display:flex;align-items:center;gap:12px;width:100%;padding:15px 0;border:0;border-top:1px solid var(--line);border-radius:0;text-align:left;background:transparent}
.help-row>span{flex:1;font-size:12px;font-weight:500}
.help-row small{display:block;font-size:10px;font-weight:400;color:var(--muted);margin-top:4px}
.help-row svg:last-child{width:16px;height:16px;flex-basis:16px;color:var(--muted)}
.help-row:hover:not(:disabled){background:transparent;border-color:var(--line);color:var(--accent)}
.replay-choices{display:flex;flex-direction:column;gap:10px}
.replay-choices>button{display:flex;align-items:center;gap:14px;padding:18px 14px;text-align:left;background:var(--shell);border-color:transparent;border-radius:17px}
.replay-number{font:10px ui-monospace,SFMono-Regular,monospace;color:var(--accent-label);padding-right:4px}
.replay-choices>button>span:nth-child(2){flex:1;min-width:0}
.replay-choices strong{display:block;font-size:15px;font-weight:550}
.replay-choices small{display:block;margin-top:4px;font-size:10px;color:var(--muted);font-weight:400;line-height:1.5}
.replay-choices svg{width:17px;height:17px;flex-basis:17px}
.advanced{margin:22px 0 8px;border-top:1px solid var(--line)}
.advanced summary{list-style:none;min-height:54px;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:11px;font-weight:500}
.advanced summary::-webkit-details-marker{display:none}
.advanced summary svg{fill:none;stroke:currentColor;stroke-width:1.4;width:17px;height:17px;transform:rotate(90deg)}
.advanced[open] summary svg{transform:rotate(-90deg)}
.simulation-fields{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:14px}
.simulation-fields label{font-size:10px;color:var(--muted)}
.simulation-fields input{display:block;width:100%;min-height:44px;margin-top:7px;padding:10px;border:1px solid var(--line);border-radius:10px;background:var(--shell);color:var(--text);font-size:16px}
.real{width:100%;font-size:11px;min-height:44px}
.progress{height:3px;background:var(--line);border-radius:3px;overflow:hidden;margin-top:12px}
.progress>div{width:0;height:100%;background:var(--accent);transition:width .6s}
.status{font-size:10px;color:var(--muted);line-height:1.6;overflow-wrap:anywhere;padding:8px 0}
.sheet-footer{display:flex;align-items:center;gap:7px;padding:16px 22px;border-top:1px solid var(--line);font-size:9px;color:var(--muted);background:var(--paper);flex-shrink:0}
.status-dot{width:4px;height:4px;border-radius:50%;background:var(--pam);flex-shrink:0}

/* Scientific readouts remain intact, one tap away. */
.brain-data{--text:#fff5ed;--muted:#c0aca4;--line:#ffffff20;background:var(--scene);color:var(--text);padding:24px 22px 30px}
.brain-data .intro-note{color:var(--muted);margin-bottom:18px}
#brain-legend>div:first-child{line-height:1.6;margin-bottom:14px!important}
#brain-legend .item{display:flex;align-items:center;justify-content:space-between;gap:10px;border-top:1px solid var(--line);padding:12px 0;font-size:12px}
#brain-legend .item>span:last-child{font:11px ui-monospace,SFMono-Regular,monospace;color:var(--muted)}
#brain-legend .dot{width:7px;height:7px;margin-right:9px}
#circuit{overflow:auto;overscroll-behavior:contain;font-size:12px}
#circuit svg{width:100%;min-width:540px;height:auto;display:block;margin-top:20px}
#why{margin-bottom:10px}
.why-top{display:flex;flex-direction:column;gap:6px;font-size:12px;color:var(--muted);line-height:1.5}
.verdict{font-size:23px;letter-spacing:-.7px;font-weight:550}
.tug{height:5px;background:var(--avoid);border-radius:5px;overflow:hidden;margin:20px 0}
.tug>i{height:100%;display:block;background:var(--approach);transition:width .15s}
.why-cols{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.why-h{font-size:10px;margin-bottom:12px;font-weight:500;line-height:1.5}
.tb{display:grid;grid-template-columns:20px minmax(0,1fr) 28px;align-items:center;gap:7px;font-size:10px;color:var(--muted);margin-bottom:8px}
.tb i{height:4px;display:block;border-radius:3px;min-width:1px}
.tb b{text-align:right;font:10px ui-monospace,SFMono-Regular,monospace;color:var(--text)}
.because{border-top:1px solid var(--line);padding-top:18px;margin-top:20px;font-size:11px;line-height:1.7;color:var(--muted)}
.err{color:#f88b96!important}.reached{color:var(--approach)!important}

/* Explanations are short, readable and always dismissible. */
.help-dialog{width:min(380px,calc(100% - 32px));max-height:calc(100dvh - 48px);margin:auto;padding:20px 24px 24px;border-radius:28px;background:var(--paper);overflow:auto}
.help-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
.help-symbol{display:flex;align-items:center;justify-content:center;width:48px;height:48px;border-radius:17px;background:var(--accent-soft);color:var(--accent-label)}
.help-top>.icon-button{border:0;background:var(--shell);color:var(--muted)}
.help-dialog h2{font-size:29px;line-height:1.1;letter-spacing:-1.1px;font-weight:550;margin:8px 0 20px;max-width:12ch}
#help-content{font-size:12px;line-height:1.7;color:var(--muted)}
#help-content p{margin:0 0 13px}
#help-content strong{font-weight:600;color:var(--text)}
#help-content ul{padding-left:18px;margin:12px 0}
#help-content li{margin:9px 0}
#help-content .help-fact{padding:13px 15px;border-radius:13px;background:var(--shell);font-size:11px}
.help-done{display:flex;align-items:center;justify-content:space-between;width:100%;min-height:50px;margin-top:24px;border-radius:15px;padding:12px 16px}
.coachmark{position:fixed;z-index:14;left:24px;right:24px;top:calc(var(--head-h) + 132px);display:flex;align-items:center;gap:12px;max-width:420px;margin:0 auto;padding:12px 10px 12px 16px;border:1px solid var(--line);border-radius:18px;background:var(--paper);box-shadow:var(--shadow);animation:sheet-in .3s ease}
.coachmark>svg{color:var(--accent)}
.coachmark p{flex:1;min-width:0;font-size:12px;font-weight:550;margin:0}
.coachmark p span{display:block;color:var(--muted);font-size:10px;font-weight:400;line-height:1.5;margin-top:3px}
.coachmark>.icon-button{background:transparent;border:0;width:44px;height:44px}
.game{position:absolute;inset:0;z-index:6;display:flex;align-items:center;justify-content:center;text-align:center;padding:14px;background:#090811e8;backdrop-filter:blur(8px);color:#fff0d5;overflow:auto}
.game.hidden{display:none}
.game-card{--arcade-edge:#bb3855;--arcade-shadow:#602136;position:relative;display:flex;flex-direction:column;align-items:center;width:min(440px,100%);padding:24px 18px 22px;background:#191322;box-shadow:0 -4px 0 var(--arcade-edge),0 4px 0 var(--arcade-edge),-4px 0 0 var(--arcade-edge),4px 0 0 var(--arcade-edge),0 8px 0 var(--arcade-shadow),inset 0 0 0 2px #ffffff10}
.game-card::before,.game-card::after{content:"";position:absolute;left:12px;right:12px;height:3px;background:repeating-linear-gradient(90deg,var(--arcade-edge) 0 4px,transparent 4px 8px);opacity:.6}
.game-card::before{top:8px}.game-card::after{bottom:8px}
.game-eyebrow{font:400 6px/1.8 "Chanjs Arcade",monospace;letter-spacing:0;color:#d5a5b4;margin-bottom:14px}
.game-emblem{width:48px;height:34px;image-rendering:pixelated;flex-shrink:0;margin-bottom:14px;filter:drop-shadow(0 4px 0 #090710)}
.pixel-star{display:none}.game[data-result=won] .pixel-star{display:block}.game[data-result=won] .pixel-fly{display:none}
.game[data-result=won] .game-card{--arcade-edge:#d1ab45;--arcade-shadow:#61501e}
.game-title{font:400 clamp(16px,2.35vw,28px)/1.5 "Chanjs Arcade",monospace;letter-spacing:0;color:#fff0d5;text-shadow:3px 3px 0 #743142;max-width:100%;text-wrap:balance}
.game[data-result=won] .game-title{text-shadow:3px 3px 0 #756027}
.game-sub{font:400 9px/1.85 "Chanjs Arcade",monospace;color:#dec4c8;margin:18px 0 20px}
#game-again{min-width:180px;min-height:48px;max-width:100%;font:400 8px/1.8 "Chanjs Arcade",monospace;border:0;border-radius:0;padding:13px 12px;background:#c43d57;color:#fff5dd;box-shadow:0 -3px 0 #e8858e,0 4px 0 #6a223b,-3px 0 0 #8e2c46,3px 0 0 #8e2c46}
#game-again:hover{background:#d34b63}#game-again:active{transform:translateY(2px)}
.game[data-result=won] #game-again{background:#d2b650;color:#191321;box-shadow:0 -3px 0 #f2d875,0 4px 0 #766225,-3px 0 0 #a18532,3px 0 0 #a18532}
.game-hint{font-size:10px;line-height:1.6;max-width:30ch;color:#c7afbb;margin-top:17px}
@keyframes sheet-in{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}

@media(min-width:700px){
  .app-header{padding:0 26px}.brand strong{font-size:26px}.brand div>span{font-size:11px}.brand-mark{width:46px;height:46px}

  .app{inset:calc(var(--head-h) + 8px) 22px calc(var(--nav-h) + var(--transport-h) + 20px + var(--safe-bottom))}
  .transport{left:50%;right:auto;transform:translateX(-50%);width:440px}
  .scene-heading{inset:18px 22px auto}.scene-heading h1,.scene-heading h2{font-size:13px}
  #hud-tl{left:24px;right:24px;top:78px;grid-template-columns:auto auto 1fr;gap:24px}.metric strong{font-size:24px}.metric>span{font-size:10px}
  .scene-tools{left:24px;right:24px;bottom:78px}.decision-meter{left:32px;right:32px;bottom:28px}
  .decision-caption{font-size:10px}.decision-caption>button{font-size:11px}
  .newspaper-button{font-size:12px}.scene-caption{left:24px;top:83px;font-size:11px}#brain-tools{top:76px;right:24px}
  .brain-actions{bottom:27px}.brain-actions button{font-size:11px}
}
@media(min-width:1100px){
  :root{--head-h:74px;--nav-h:0px;--transport-h:108px;--controls-w:290px;--views-width:calc(100vw - var(--controls-w) - 54px);--brain-width:max(250px,calc(var(--views-width) * .32));--arena-width:calc(var(--views-width) - var(--brain-width))}
  body[data-playback=recorded]{--transport-h:144px}
  .app-header{padding:0 22px}.header-actions{gap:12px}.header-controls{display:none}
  .app{inset:calc(var(--head-h) + 4px) 14px 14px calc(var(--controls-w) + 28px);grid-template-columns:minmax(0,1fr) var(--brain-width);gap:12px}
  .view{border-radius:20px;border:1px solid var(--line)}.scene-brain,body[data-view=brain] .scene-arena{display:block}
  .scene-heading{inset:12px 18px auto}.scene-heading h1,.scene-heading h2{font-size:12px}
  #hud-tl{left:20px;right:20px;top:72px}.metric strong{font-size:22px}
  .scene-arena .scene-tools{bottom:calc(var(--transport-h) + 70px)}
  .scene-arena .decision-meter{bottom:calc(var(--transport-h) + 26px);left:28px;right:28px}
  .transport{left:calc(var(--controls-w) + 28px + var(--arena-width) / 2);right:auto;bottom:28px;transform:translateX(-50%);width:min(420px,calc(var(--arena-width) - 44px));height:var(--transport-h);padding:0 10px 10px;border-radius:18px;box-shadow:0 8px 28px #0006;background:var(--paper)}
  .transport-caption{height:40px;padding-left:6px}.preview-transport,.playback-row{height:46px}.play-button{min-height:46px;height:46px}.reset-button,.speed-control select,.preview-transport>.icon-button,.playback-row .compact-button{height:46px}.mode-nav{display:none}
  .scene-caption{left:18px;top:74px;font-size:10px}.scene-caption span{font-size:9px}#brain-tools{top:122px;left:18px;right:auto}
  .brain-actions{bottom:20px;left:12px;right:12px;flex-direction:column;align-items:stretch;gap:7px}.brain-actions button{font-size:10px;min-height:44px;padding:9px 8px}
  .sheet{inset:calc(var(--head-h) + 4px) 14px 14px auto;width:420px;max-width:calc(100vw - 28px);height:calc(100dvh - var(--head-h) - 18px);min-height:0;max-height:none;border-radius:20px;margin:0;padding:0}
  .sheet-grip{display:none}.sheet-header{padding-top:22px}.sheet-scroll{flex:1;min-height:0}
  #controls{inset:calc(var(--head-h) + 4px) auto 14px 14px;width:var(--controls-w);max-width:var(--controls-w);height:calc(100dvh - var(--head-h) - 18px);min-height:0;max-height:none;margin:0;border:1px solid var(--line);background:var(--paper);border-radius:20px;box-shadow:none;z-index:8}
  #controls[open]{display:flex;animation:none}
  #controls>.sheet-header{padding:19px 18px 12px;gap:0}#controls>.sheet-header h2{font-size:22px;letter-spacing:-.8px}#controls>.sheet-header .eyebrow{font-size:8px;letter-spacing:1.4px}
  #controls>.sheet-header [data-close-dialog],#controls>.sheet-tabs,#controls>.sheet-grip{display:none}
  #controls .sheet-scroll{padding:0 18px 20px;flex:1}
  #controls [data-control-panel],#controls [data-control-panel][hidden]{display:block!important}
  #controls [data-control-panel]+[data-control-panel]{border-top:1px solid var(--line);padding-top:20px;margin-top:22px}
  #controls .section-title h3{font-size:15px;letter-spacing:-.2px}#controls .section-title>.icon-button{width:44px;min-width:44px}
  #controls .intro-note{font-size:10px;line-height:1.6;margin-bottom:12px}
  #controls .knob{padding-bottom:16px;margin-bottom:16px}#controls .knob .row{gap:8px}#controls .knob label{font-size:12px}#controls .knob label>span:last-child:not(.dot){font-size:9px}
  #controls .val{font-size:11px;min-width:43px;padding:8px 6px}#controls .control-effect{font-size:10px;line-height:1.6}
  #controls .replay-choices>button{padding:14px 10px;gap:8px}#controls .replay-choices strong{font-size:13px}#controls .replay-choices small{font-size:9px}
  #controls .help-row{gap:8px}#controls .help-row>span{font-size:11px}#controls .help-row small{font-size:9px;line-height:1.5}
  #controls .sheet-footer{padding:10px 14px 12px}#controls .settings-footer>span{font-size:8px}
  .brain-sheet{inset:calc(var(--head-h) + 4px) 14px 14px auto;width:420px;max-width:420px}
  .coachmark{top:calc(var(--head-h) + 140px);left:calc(var(--controls-w) + 48px);right:auto;margin:0}
}
@media(max-width:359px){
  .app-header{padding:0 12px;gap:6px}.brand{gap:7px}.brand-mark{width:34px;height:34px}.brand strong{font-size:20px}.brand div>span{font-size:8px}
  .header-actions{gap:4px}.app{left:8px;right:8px}.transport{left:10px;right:10px;padding-right:10px;padding-left:10px}
  .preview-transport,.playback-row{gap:5px}.play-button{font-size:12px}.speed-control{min-width:58px;max-width:58px}.preview-transport>.icon-button{width:44px;min-width:44px}
  .scene-heading{left:12px;right:12px}.scene-heading h1,.scene-heading h2{font-size:11px}#hud-tl{left:14px;right:14px;gap:10px 14px}.metric strong{font-size:16px}.live-status{font-size:9px;max-width:84px}
  .scene-tools{gap:5px;left:10px;right:10px}.newspaper-button{font-size:10px;padding:10px}.camera-tools{gap:4px}.brain-actions{gap:6px;left:10px;right:10px}.brain-actions button{font-size:9px;padding:9px}
  #brain-tools{top:108px;left:16px;right:auto}.scene-caption{top:66px}
  .sheet-header{padding-left:18px;padding-right:18px}.sheet-header h2{font-size:23px}.sheet-tabs{margin-left:18px;margin-right:18px}.sheet-scroll{padding-right:18px;padding-left:18px}.knob label{font-size:11px}
}
@media(max-height:540px) and (max-width:1099px){
  :root{--head-h:56px;--nav-h:0px;--transport-h:94px}
  .app-header{padding:0 16px}.brand-mark{width:34px;height:34px}.brand strong{font-size:21px}.brand div>span{font-size:8px}.app{inset:60px 184px 12px 10px}
  .mode-nav{left:auto;right:12px;top:68px;bottom:auto;width:158px;height:66px;padding:0;gap:2px;background:transparent}.mode-nav button{height:60px;font-size:9px;min-width:44px}
  .transport{left:auto;right:12px;bottom:14px;width:158px;height:auto;padding:0 10px 10px;transform:none;border-radius:18px}.transport-caption{height:44px;gap:0;padding:0}#badge{display:block;min-width:0;max-width:calc(100% - 44px);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:7px;letter-spacing:.5px}#badge::before{display:inline-block;margin-right:5px;vertical-align:1px}.transport-caption>.icon-button{min-width:44px;width:44px}
  .preview-transport{height:auto;display:grid;grid-template-columns:1fr 1fr;gap:6px}.play-button{grid-column:1/-1;min-height:44px;height:44px;font-size:12px}.preview-transport>.icon-button:last-child{display:none}.reset-button{width:100%;height:44px}.speed-control{min-width:0;max-width:none}.speed-control select{height:44px;font-size:12px}
  .playback-row{height:auto;display:grid;grid-template-columns:1fr 1fr;gap:6px}.playback-row .play-button{grid-column:1/-1}.playback-row .compact-button{font-size:9px;padding:6px;height:44px}
  .scene-heading{inset:8px 12px auto}.scene-heading h1,.scene-heading h2{font-size:11px}#hud-tl{top:55px;left:16px;right:16px;gap:16px}.metric strong{font-size:18px}.metric>span{font-size:8px}.live-status{font-size:9px}
  .scene-tools{bottom:52px}.decision-meter{bottom:14px}.scene-caption{top:65px;font-size:9px}#brain-tools{top:52px;right:12px}.brain-actions{bottom:15px}.brain-actions button{font-size:10px}
  .sheet{left:auto;right:0;top:0;bottom:0;width:400px;max-width:65vw;max-height:100dvh;border-radius:24px 0 0 24px}.sheet-grip{display:none}.sheet-header{padding:15px 18px 10px}.sheet-header h2{font-size:21px}.sheet-tabs{margin-bottom:12px}.sheet-footer{display:none}
  .coachmark{top:120px;left:26px;right:204px;max-width:380px}.help-dialog{max-height:calc(100dvh - 24px);padding:16px 22px}.help-top{margin-bottom:10px}.help-dialog h2{font-size:24px;margin-bottom:14px}.help-done{margin-top:15px}
}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}


/* Settings explain the direction of a change before a visitor moves a slider. */
.control-effect{font-size:11px;line-height:1.55;color:var(--muted);margin:10px 0 0}
.preset-set{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px;margin:0 0 9px}
.preset-set button{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;min-width:0;min-height:64px;padding:10px 5px;background:var(--shell);border-radius:12px}
.preset-set button strong{font-size:11px;font-weight:550;line-height:1.1}
.preset-set button span{font-size:8px;font-weight:400;line-height:1.25;color:var(--muted)}
.preset-set button[aria-pressed=true]{background:var(--accent-soft);border-color:var(--accent)}
.preset-set button[aria-pressed=true] strong{color:var(--accent-ink)}
.preset-note{font-size:9px;line-height:1.5;color:var(--muted);margin:0 0 20px;min-height:27px}
.encounter-button{display:flex;align-items:center;gap:10px;width:100%;min-height:60px;padding:12px;margin:0 0 20px;text-align:left;background:var(--accent-soft);border-color:var(--accent);border-radius:12px}
.encounter-button>span{flex:1;min-width:0}.encounter-button strong{display:block;font-size:12px;font-weight:600}.encounter-button small{display:block;margin-top:4px;font-size:10px;font-weight:400;line-height:1.4;color:var(--muted)}
.encounter-button[aria-pressed=true]{box-shadow:inset 0 0 0 1px var(--accent)}
.settings-footer{flex-direction:column;align-items:stretch;gap:7px;padding:12px 22px}
.settings-footer button{display:flex;align-items:center;justify-content:center;gap:9px;width:100%;min-height:44px;font-size:11px;background:var(--shell)}
.settings-footer button svg{width:16px;height:16px;flex-basis:16px}
.settings-footer>span{text-align:center;font-size:9px;color:var(--muted)}
@media(max-width:1099px){
  .sheet-grip{display:block;cursor:grab;touch-action:none}
  .sheet-header{cursor:grab;touch-action:pan-x}
  .sheet[data-dragging=true]{animation:none;transition:none;cursor:grabbing}
}
@media(max-height:540px) and (max-width:1099px){
  .settings-footer{display:flex;gap:0;padding:8px 18px}
  .settings-footer>span{display:none}
}

/* Brain annotations stay in screen space; all scientific colors come from the runtime. */
#brain-tools{display:flex;gap:6px;flex-wrap:wrap;top:108px;left:16px;right:16px}
#brain-tools .compact-button{font-size:9px;min-height:44px;padding:8px 10px;gap:5px}
.brain-label{pointer-events:none;transition:opacity .18s;z-index:1}
.brain-label button{pointer-events:auto;min-width:44px;min-height:30px;border-radius:6px;padding:6px 9px;background:#080c14ed;border:1px solid var(--group-color,#bad3e4);box-shadow:0 2px 10px #0008;font:600 10px/1.35 Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;letter-spacing:.1px;color:#f2f7fa;white-space:nowrap;text-shadow:0 1px #000;backdrop-filter:blur(8px)}
.brain-label button::before{content:"";display:inline-block;width:5px;height:5px;border-radius:50%;margin-right:6px;vertical-align:1px;background:var(--group-color,#bad3e4)}
.brain-label.is-selected button{border-width:2px;box-shadow:0 0 0 2px #080c14,0 4px 18px #0009;color:#fff}
.brain-label.is-muted{opacity:.36}.brain-label.is-muted:hover{opacity:1}
.select-field{display:flex;flex-direction:column;gap:8px;margin:0 0 24px}
.select-field>label{font-size:12px;font-weight:600;color:var(--text)}
.select-field select{width:100%;min-width:0;min-height:46px;padding:10px 12px;border-radius:11px;border:1px solid var(--line);color:var(--text);background:var(--shell);font-size:12px;cursor:pointer}
.select-field p{font-size:10px;line-height:1.6;color:var(--muted);margin:0}
@media(min-width:1100px){#brain-tools{top:122px;left:18px;right:18px}.game{padding:24px 20px calc(var(--transport-h) + 30px)}.game-card{padding:27px 18px 24px}.game-title{font-size:clamp(16px,1.75vw,27px)}}
@media(max-width:699px){.game{padding:10px}.game-card{padding:19px 12px 17px}.game-eyebrow{font-size:5px;margin-bottom:10px}.game-emblem{width:40px;height:28px;margin-bottom:10px}.game-title{font-size:16px}.game-sub{font-size:7px;line-height:1.8;margin:13px 0 16px}.game-hint{font-size:9px;line-height:1.5;margin-top:13px}#game-again{min-height:44px;font-size:7px}}
@media(max-height:540px) and (max-width:1099px){#brain-tools{top:94px;left:16px;right:16px}.game{padding:12px 20px}.game-card{width:min(400px,100%);padding:20px 18px 18px}.game-emblem{display:none}.game-eyebrow{margin-bottom:12px}.game-title{font-size:21px}.game-sub{font-size:8px;line-height:1.7;margin:12px 0 15px}.game-hint{font-size:9px;line-height:1.4;margin-top:13px}#game-again{min-height:44px;font-size:7px}}
@media(pointer:coarse),(max-width:1099px){.brain-label button{min-height:44px}}

/* Both keeps the body and brain in one glance; either scene can be enlarged. */
@media(max-width:1099px){
  body[data-view=both] .app{grid-template-rows:minmax(0,1.15fr) minmax(0,.85fr);gap:10px}
  body[data-view=both] .view{border:1px solid var(--line);border-radius:19px}
  body[data-view=both] .scene-heading{inset:3px 5px auto 12px;gap:7px;height:44px}
  body[data-view=both] .scene-heading h1,body[data-view=both] .scene-heading h2{font-size:11px;font-weight:650}
  body[data-view=both] .full-title,body[data-view=both] .scene-number,body[data-view=both] .scene-heading>[data-help]{display:none}
  body[data-view=both] .compact-title{display:inline}
  body[data-view=both] .scene-expand{display:inline-flex;background:var(--panel);border:1px solid var(--line);margin-left:auto}
  body[data-view=both] #hud-tl{top:47px;left:12px;right:12px;gap:9px;grid-template-columns:auto auto minmax(0,1fr)}
  body[data-view=both] .metric>span{font-size:6px;letter-spacing:.6px}
  body[data-view=both] .metric strong{font-size:12px;letter-spacing:-.2px}
  body[data-view=both] .live-status{font-size:8px;max-width:128px;line-height:1.4}
  body[data-view=both] .scene-tools,body[data-view=both] .decision-meter,body[data-view=both] .scene-caption,body[data-view=both] .brain-actions{display:none}
  body[data-view=both] #brain-tools{top:3px;left:auto;right:54px;gap:4px;flex-wrap:nowrap}
  body[data-view=both] #brain-tools .compact-button{width:44px;height:44px;min-height:44px;padding:0;gap:0;font-size:0}
  body[data-view=both] #brain-tools .compact-button>span{display:none}
  body[data-view=both] #brain-tools svg{width:17px;height:17px;flex-basis:17px}
  body[data-view=both] .brain-label button{font-size:9px;padding:5px 7px;min-height:44px}
  body[data-view=both] .game{padding:9px;overflow:hidden}
  body[data-view=both] .game-card{padding:14px 10px 12px;width:min(360px,100%)}
  body[data-view=both] .game-eyebrow,body[data-view=both] .game-emblem,body[data-view=both] .game-hint{display:none}
  body[data-view=both] .game-card::before,body[data-view=both] .game-card::after{height:2px;opacity:.4}
  body[data-view=both] .game-title{font-size:12px;line-height:1.5}
  body[data-view=both] .game-sub{font-size:6px;line-height:1.65;margin:8px 0 11px}
  body[data-view=both] #game-again{min-height:44px;font-size:6px;padding:10px 8px;min-width:160px}
}
@media(max-width:1099px) and (min-height:541px){
  body[data-view=both]{--head-h:68px;--nav-h:62px;--transport-h:82px}
  body[data-view=both][data-playback=recorded]{--transport-h:128px}
  body[data-view=both] .app{inset:calc(var(--head-h) + 4px) 10px calc(var(--nav-h) + var(--transport-h) + 20px + var(--safe-bottom))}
  body[data-view=both] .app-header{padding-left:14px;padding-right:14px}
  body[data-view=both] .transport{left:12px;right:12px;width:auto;transform:none;padding:0 10px 8px;border-radius:18px}
  body[data-view=both] .transport-caption{height:24px;padding-left:3px}
  body[data-view=both] .transport-caption>.icon-button{display:none}
  body[data-view=both] #badge{font-size:7px;letter-spacing:.8px}
  body[data-view=both] .preview-transport,body[data-view=both] .playback-row{height:44px;gap:6px}
  body[data-view=both] .play-button,body[data-view=both] .reset-button,body[data-view=both] .speed-control select,body[data-view=both] .preview-transport>.icon-button,body[data-view=both] .playback-row .compact-button{height:44px;min-height:44px}
  body[data-view=both] .mode-nav{padding-top:2px;padding-bottom:calc(4px + var(--safe-bottom));gap:6px}
  body[data-view=both] .mode-nav button{height:52px;font-size:9px;gap:2px;border-radius:16px}
  body[data-view=both] .mode-nav button svg{width:18px;height:18px;flex-basis:18px}
}
@media(max-width:359px){
  .header-controls{padding:8px 10px;font-size:10px;gap:5px}.header-controls svg{width:16px;height:16px;flex-basis:16px}
}
@media(max-width:359px) and (min-height:541px){
  body[data-view=both]{--head-h:64px;--nav-h:60px;--transport-h:78px}
  body[data-view=both][data-playback=recorded]{--transport-h:124px}
  body[data-view=both] .app{left:8px;right:8px;bottom:calc(var(--nav-h) + var(--transport-h) + 18px + var(--safe-bottom))}
  body[data-view=both] .app-header{padding-left:12px;padding-right:12px}
  body[data-view=both] .transport-caption{height:22px}
  body[data-view=both] .transport{padding-bottom:7px}
}
@media(max-height:540px) and (max-width:1099px){
  body[data-view=both] .app{grid-template-rows:minmax(0,1.1fr) minmax(0,1fr);gap:8px}
  body[data-view=both] #hud-tl{top:43px;grid-template-columns:auto auto 1fr}
  body[data-view=both] .metric{flex-direction:row;align-items:center;gap:5px}
  body[data-view=both] .game-card{padding:10px 12px 9px}
  body[data-view=both] .game-title{font-size:10px}
  body[data-view=both] .game-sub{font-size:5px;line-height:1.5;margin:6px 0 8px}
  body[data-view=both] .game-card::before,body[data-view=both] .game-card::after{display:none}
}