*{box-sizing:border-box}html,body{margin:0;width:100%;height:100%}body{font:14px/1.5 Arial,Helvetica,sans-serif;color:#242723;background:#e7e4dc}button,select,input,textarea{font:inherit}button,select,summary{min-height:44px}button{cursor:pointer;border:1px solid #8e9086;background:#f4f1e9;color:inherit;padding:10px 14px;border-radius:5px}button:hover{background:#fffdf4}a{color:inherit;text-underline-offset:4px}button:focus-visible,a:focus-visible,summary:focus-visible,select:focus-visible,input:focus-visible,textarea:focus-visible{outline:2px solid #30372f;outline-offset:3px}[hidden]{display:none!important}.shell{height:100vh;height:100dvh;min-height:400px;display:grid;grid-template-rows:auto auto minmax(0,1fr) auto}.topbar{display:flex;align-items:center;justify-content:space-between;padding:8px max(12px,env(safe-area-inset-right)) 8px max(12px,env(safe-area-inset-left));gap:8px;border-bottom:1px solid #a7a89e}.wordmark{text-decoration:none;font-weight:800;white-space:nowrap;letter-spacing:3px;display:flex;align-items:center;min-height:44px}.wordmark span{font-weight:400;letter-spacing:0;margin-left:15px;font-size:12px}.top-actions{display:flex;gap:6px}.top-actions button{font-size:12px;padding:8px 10px}.primary{background:#292e29;color:#f8f6ed;border-color:#292e29}.primary:hover{background:#444c43}summary{cursor:pointer;padding:11px 12px}#browse-directory{background:#efede6;border-bottom:1px solid #aaa;max-height:58dvh;overflow:auto}#browse-directory summary{font-size:12px}#browse-directory nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px;padding:0 12px}#browse-directory a{display:flex;align-items:center;min-height:44px;padding:8px;border:1px solid #b8b7ae;border-radius:4px}#browse-directory p{padding:0 12px;font-size:12px}.browse-mode #lab-viewport{visibility:hidden}.browse-mode .shell{grid-template-rows:auto minmax(0,1fr) 0 auto}.browse-mode #browse-directory{max-height:none}#lab-viewport{position:relative;min-height:0;overflow:hidden;background:#dedfd8}#lab-canvas{width:100%;height:100%;display:block;touch-action:none}#hotspots{position:absolute;inset:0;pointer-events:none}.lab-hotspot,.lab-hotspot:hover{position:absolute;pointer-events:auto;min-width:44px;min-height:44px;background:rgba(245,245,240,.32);box-shadow:none;font-size:13px;font-weight:600;color:#fff;padding:10px 13px;border:1px solid rgba(255,255,255,.22);text-shadow:0 1px 3px #000,0 0 6px #000}.lab-hotspot:hover{text-decoration:underline;text-underline-offset:5px}.entrance{pointer-events:none;position:absolute;top:auto;bottom:38px;left:50%;transform:translateX(-50%);width:350px;max-width:calc(100% - 24px);padding:18px 20px;background:rgba(245,245,240,.32);border:1px solid rgba(255,255,255,.22);color:#fff;text-shadow:0 1px 3px #000,0 0 6px #000}.entrance button{pointer-events:auto}.eyebrow{font:10px/1.6 monospace;letter-spacing:1.5px}.entrance h1{font-size:26px;line-height:1.16;letter-spacing:-.8px;margin:12px 0}.entrance p:not(.eyebrow){font-size:12px;margin:12px 0}.room-caption{position:absolute;bottom:10px;left:12px;right:12px;font:10px monospace;pointer-events:none}.room-caption span{background:#eeeae2dc;padding:4px 8px;box-decoration-break:clone}#webgl-fallback{position:absolute;z-index:3;top:50%;left:50%;transform:translate(-50%,-50%);background:#eeede8;padding:20px;max-width:500px;width:85%;border:1px solid #74776a}.directory{position:relative;padding:8px max(10px,env(safe-area-inset-right)) max(6px,env(safe-area-inset-bottom)) max(10px,env(safe-area-inset-left));border-top:1px solid #a7a89e;background:#e7e4dc}.directory-main{display:grid;grid-template-columns:auto auto minmax(0,1fr) auto;align-items:center;gap:8px;max-width:850px;margin:auto}.directory-main button{padding:10px 12px;white-space:nowrap}#station-label{font-size:12px;text-align:center;line-height:1.25;overflow-wrap:anywhere}#gesture-hint{display:flex;justify-content:center;align-items:center;gap:4px;font-size:11px;margin-top:-5px}#dismiss-hint{border:0;background:none;padding:8px;min-width:44px;font-size:20px}#manual-movement{max-width:850px;margin:auto}#manual-movement summary{font-size:12px;padding:11px 0;color:#53584f}.move-controls{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:6px;max-width:420px;margin:auto}.move-controls button{min-width:44px;padding:10px 5px;font-size:12px;touch-action:none}#manual-movement p{text-align:center;font-size:12px}.compatibility-select{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip-path:inset(50%)}.compatibility-select:focus-within{position:relative;display:block;width:auto;height:auto;clip-path:none;padding:8px}.compatibility-select select{width:100%}.skip{position:fixed;z-index:100;top:-80px;left:10px;background:#fff;padding:12px}.skip:focus{top:10px}dialog{border:0;padding:0;color:#292e29;background:#faf8f2}dialog::backdrop{background:#141b18a6}#explore-sheet{position:fixed;inset:auto 0 0;width:min(100%,640px);max-width:100%;max-height:85vh;max-height:85dvh;margin:0 auto;overflow:auto;border-radius:18px 18px 0 0;padding:20px max(16px,env(safe-area-inset-right)) max(22px,env(safe-area-inset-bottom)) max(16px,env(safe-area-inset-left))}.sheet-header{display:flex;align-items:start;justify-content:space-between;gap:12px}.sheet-header h2{font-size:22px;margin:0}.sheet-header p{font-size:13px;margin:6px 0 18px}.sheet-header button{min-width:60px}.destination-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.destination-grid button{min-height:60px;text-align:left}.destination-grid [aria-current=true]{border:2px solid #535f4c;background:#e5eadf}#terminal{position:fixed;inset:0;width:100%;height:100vh;height:100dvh;max-width:none;max-height:none;margin:0;overflow:hidden;font:16px/1.75 Arial,Helvetica,sans-serif}#terminal[open]{display:grid;grid-template-rows:auto minmax(0,1fr)}.terminal-bar{display:flex;justify-content:space-between;align-items:center;padding:14px 24px;gap:12px;border-bottom:1px solid #cbc8bc;background:#f0eee5}.terminal-bar h2{font:16px/1.4 Arial;margin:4px 0 0}.terminal-bar button{flex-shrink:0}.reader-scroll{overflow:auto;overscroll-behavior:contain;padding:28px max(24px,calc((100% - 760px)/2)) max(40px,env(safe-area-inset-bottom))}#contents{border-block:1px solid #cbc8bc;padding:16px 0;margin:0 0 35px;font-size:13px;display:flex;gap:8px 20px;flex-wrap:wrap}#contents a{padding:10px 0;min-height:44px}#contents:empty{display:none}#reader-content{overflow-wrap:anywhere}#reader-content h1{font-size:clamp(36px,6vw,64px);line-height:1.05;margin:20px 0 30px;letter-spacing:-2px}#reader-content h2{font-size:32px;line-height:1.2;margin:50px 0 20px;letter-spacing:-.7px}#reader-content p{margin:18px 0}#reader-content section{margin-bottom:34px}#reader-content li{margin:12px 0}.terminal-foot{margin-top:50px;padding-top:20px;border-top:1px solid #cbc8bc;font-size:12px}#signup-slot form{display:grid;gap:20px;margin-top:30px;border-top:1px solid #cbc8bc;padding-top:20px}#signup-slot label{display:block;min-height:44px}#signup-slot input:not([type=radio]):not([type=checkbox]),#signup-slot textarea{display:block;width:100%;padding:12px;color:#292e29;background:#fff;border:1px solid #949a8e;min-height:44px}#signup-slot fieldset{border:1px solid #949a8e}#signup-slot input[type=checkbox],#signup-slot input[type=radio]{width:22px;height:22px;vertical-align:middle;margin:11px}#reader-status{min-height:1.8em}@media(max-width:650px){.wordmark span{display:none}.entrance{top:auto;bottom:38px;left:50%;max-width:calc(100% - 24px);padding:13px 16px}.entrance h1{font-size:22px}.entrance .eyebrow{font-size:8px}.directory-main{gap:6px}.directory-main button{font-size:12px;padding:10px}.terminal-bar{padding:10px 12px}.terminal-bar h2{font-size:13px}.terminal-bar button{font-size:12px;padding:8px}.reader-scroll{padding:20px 18px max(35px,env(safe-area-inset-bottom))}.room-caption{font-size:9px}}@media(max-height:550px){.entrance{top:auto;bottom:30px;padding:8px 12px}.entrance h1{font-size:19px;margin:6px 0}.entrance p:not(.eyebrow){display:none}#gesture-hint{display:none}.topbar{padding-top:2px;padding-bottom:2px}}@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
#loading-orb{width:36px;height:36px;display:block;margin:8px auto 0}#lab-progress[hidden]{display:none!important}#lab-progress{appearance:none;-webkit-appearance:none;display:block;width:72px;height:3px;margin:10px auto 0;border:0;border-radius:2px;overflow:hidden;background:rgba(48,51,47,.10);color:rgba(48,51,47,.38)}#lab-progress::-webkit-progress-bar{background:rgba(48,51,47,.10);border-radius:2px}#lab-progress::-webkit-progress-value{background:rgba(48,51,47,.38);border-radius:2px}#lab-progress::-moz-progress-bar{background:rgba(48,51,47,.38);border-radius:2px}#lab-progress:indeterminate{background:linear-gradient(90deg,transparent 30%,rgba(48,51,47,.24) 30%,rgba(48,51,47,.24) 70%,transparent 70%),rgba(48,51,47,.10)}#lab-progress:indeterminate::-webkit-progress-bar{background:transparent}#lab-progress:indeterminate::-moz-progress-bar{background:transparent}@media(prefers-reduced-motion:reduce){#lab-progress,#lab-progress::before,#lab-progress::after{animation:none!important;transition:none!important}}#scene-loading{position:absolute;inset:0;z-index:8;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#e7e4dc;color:#30332f;pointer-events:none;text-align:center;padding:24px}#scene-loading .loading-brand{display:block;width:clamp(165px,24vw,270px);max-width:100%;height:auto;flex-shrink:0}#scene-loading p{margin:26px 0 5px;font:12px monospace;letter-spacing:.06em;text-transform:uppercase}#scene-loading span{font-size:12px;color:#545851}#agent-dialog{width:min(540px,calc(100vw - 24px));max-height:85dvh;padding:20px;border:1px solid #454943;border-radius:6px;background:#eeeee7;color:#242723}#agent-dialog::backdrop{background:#10151265}.agent-header{display:flex;align-items:center;justify-content:space-between;gap:10px}#agent-choices{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:5px;margin:18px 0}#agent-choices button{padding:9px 3px;font-size:12px}#agent-choices button[aria-current=true]{background:#d8d4c9;color:#242723}#agent-title{font-size:32px;letter-spacing:-.04em;line-height:1.1;margin:20px 0 6px}#agent-role{font:11px/1.6 monospace;text-transform:uppercase;letter-spacing:.03em}#agent-speech{font-size:17px;line-height:1.55;border-left:2px solid #777d73;padding:8px 0 8px 16px;margin:20px 0;min-height:105px}.agent-questions{display:flex;flex-wrap:wrap;gap:6px}.agent-note{font-size:11px;color:#565b52;margin:20px 0 0}.directory-main{gap:6px}#meet-agents{padding-left:10px;padding-right:10px}@media(max-width:430px){.directory-main #station-label{font-size:11px}.directory-main button{font-size:12px;padding-left:9px;padding-right:9px}}
/* Immersive canvas with quiet glass controls. */
.shell{position:fixed;inset:0;display:block;min-height:0;height:100dvh}.topbar{position:absolute;z-index:10;top:max(10px,env(safe-area-inset-top));left:12px;right:12px;border:0;padding:0;pointer-events:none}.topbar>*{pointer-events:auto}.wordmark{padding:9px 12px;background:rgba(245,245,240,.32);border:1px solid #ffffff45;border-radius:5px;backdrop-filter:blur(10px)}.wordmark img{display:block;width:clamp(112px,12vw,160px);height:auto}.top-actions{align-self:flex-start}#lab-viewport{position:absolute;inset:0;min-height:100%;width:100%;height:100%;background:#dedfd8}#lab-canvas{width:100%;height:100%}.directory{position:absolute;z-index:10;bottom:max(12px,env(safe-area-inset-bottom));left:12px;right:12px;max-width:850px;margin:auto;border:1px solid #ffffff45;border-radius:6px;background:rgba(245,245,240,.32);backdrop-filter:blur(10px);padding:8px 10px 2px}.top-actions button,.directory button,#browse-directory,summary,.destination-grid button{background:rgba(245,245,240,.32);color:#242723;border-color:#ffffff66;backdrop-filter:blur(8px)}.directory .primary{background:rgba(35,40,35,.7);color:#fff}#browse-directory{position:absolute;z-index:11;top:104px;left:12px;width:180px;border:1px solid #ffffff45;border-radius:5px;max-height:calc(100dvh - 230px)}#browse-directory[open]{width:min(550px,calc(100vw - 24px));background:rgba(245,245,240,.9)}#browse-directory summary{background:transparent;backdrop-filter:none}.browse-mode #lab-viewport{visibility:visible}.browse-mode #browse-directory{max-height:calc(100dvh - 230px)}.entrance,#gesture-hint,.room-caption{display:none!important}#manual-movement summary{color:#30372f;background:none;backdrop-filter:none;padding:8px 0;min-height:34px}#station-label{color:#20281e;text-shadow:0 1px 3px #fff}#scene-loading{z-index:20}#explore-sheet{background:rgba(245,245,240,.82);backdrop-filter:blur(14px)}@media(max-width:430px){.topbar{left:10px;right:10px}.wordmark{padding:8px 10px}.wordmark img{width:112px}.top-actions button{padding:8px}.directory{left:10px;right:10px}#browse-directory{left:10px;top:78px;font-size:11px}}@media(max-height:550px){#browse-directory{top:74px}#manual-movement:not([open]){display:none}.wordmark img{width:100px}.topbar{top:8px}.directory{bottom:8px}}
/* Optional discovery layers; no scene or reading-page redesign. */
.discovery-dialog{width:min(720px,calc(100vw - 24px));max-height:calc(100dvh - 24px);padding:24px;border:1px solid #ffffff80;border-radius:8px;background:rgba(241,242,236,.94);color:#242723;backdrop-filter:blur(18px);overflow:auto}.discovery-dialog::backdrop{background:#131a1766;backdrop-filter:blur(3px)}.discovery-head{display:flex;align-items:center;justify-content:space-between;gap:16px}.discovery-head h2{font-size:clamp(24px,4vw,36px);line-height:1.1;margin:8px 0}.discovery-head button{flex-shrink:0}.discovery-dialog p{line-height:1.65}.discovery-dialog a{display:inline-block;padding:10px 0;min-height:44px}.tour-options{display:grid;gap:10px;margin-top:20px}.proof-steps{display:flex;gap:8px;margin:22px 0}.proof-steps button{flex:1}.proof-steps [aria-pressed=true]{background:#292e29;color:#fff}#proof-stage{min-height:140px}#proof-video{width:100%;max-height:45dvh;background:#171c18;border-radius:4px}#proof-media-note,.discovery-dialog footer{font-size:12px}#choose-tour{margin-top:16px;width:100%}#agent-suggestion{border-top:1px solid #72796e66;margin-top:20px;padding-top:8px}#agent-suggestion>div{display:flex;flex-wrap:wrap;gap:8px}#tour-bar{position:fixed;z-index:12;left:12px;right:12px;bottom:130px;margin:auto;max-width:640px;background:rgba(241,242,236,.52);border:1px solid #ffffff80;border-radius:6px;padding:12px 16px;backdrop-filter:blur(14px)}#tour-progress{font-size:12px}#tour-copy{margin:6px 0 10px}.tour-actions{display:flex;gap:8px;flex-wrap:wrap}.tour-actions #tour-open{margin-right:auto}#featured-essay{position:absolute;z-index:7;right:16px;bottom:132px;width:190px;padding:12px 16px;border:1px solid #ffffff66;border-radius:6px;background:rgba(241,242,236,.8);backdrop-filter:blur(12px)}#featured-essay span{display:block;font:10px/1.5 monospace;letter-spacing:.06em}#featured-essay strong{display:block;margin:5px 0;font-size:18px}#featured-essay a{display:flex;align-items:center;min-height:44px}#agent-dialog{overflow:auto}#tour-bar:has(~ dialog[open]){visibility:hidden}@media(max-width:430px){.discovery-dialog{padding:16px}.discovery-head{gap:8px}.discovery-head button{padding:10px}.tour-actions button{font-size:12px;padding:10px}#tour-bar{bottom:132px;padding:10px 12px}#featured-essay{right:12px;bottom:130px}.discovery-dialog footer a{display:block}.discovery-dialog footer{overflow-wrap:anywhere}}@media(prefers-reduced-motion:reduce){.discovery-dialog,#tour-bar,#featured-essay{scroll-behavior:auto;animation:none;transition:none}}
/* Touch-friendly panel rhythm and neutral keyboard focus. */
.sheet-header{align-items:center;margin-bottom:20px;gap:20px}.sheet-header h2{line-height:1.2}.sheet-header button{flex-shrink:0}.destination-grid{gap:10px}.destination-grid button{padding:14px 16px}.directory{padding:12px}.directory-main{gap:8px}.directory-main button{padding:11px 13px}#manual-movement summary{padding:10px 0;margin:2px 0 4px}#manual-movement[open] .move-controls{margin:0;max-width:none;gap:8px}.move-controls button{padding:12px 6px}#browse-directory summary{padding:12px}.top-actions{gap:8px}@media(max-width:430px){.directory-main button{padding:10px 11px}.directory{padding:10px}.sheet-header{gap:12px;margin-bottom:18px}}
/* Movement guidance stays inside the existing glass control panel. */
#manual-movement summary{font-size:12px;min-height:44px;line-height:1.5;margin:0;padding:12px 0 4px}#manual-movement .movement-guide{padding:6px 0 12px;border-top:1px solid #ffffff55;margin-top:8px;font-size:13px;line-height:1.55;color:#242723}#manual-movement .movement-guide p{margin:0 0 8px;max-width:62ch}#manual-movement .movement-guide .movement-alt{margin-bottom:0;font-size:12px}.touch-help{display:none}.mouse-help{display:inline}p.mouse-help{display:block}.directory:has(#manual-movement[open]){max-height:65dvh;overflow:auto}body:has(#manual-movement[open]) #featured-essay{visibility:hidden}@media(any-pointer:coarse),(max-width:700px){.touch-help{display:inline}p.touch-help{display:block}.mouse-help,p.mouse-help{display:none}}
#contact-agl{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:8px 12px;color:inherit;text-decoration:none;border:1px solid rgba(70,75,65,.35);border-radius:5px;background:rgba(245,245,240,.32);font:inherit}#contact-agl:focus-visible{outline:2px solid #30372f;outline-offset:3px}@media(max-width:480px){.top-actions{gap:5px}#contact-agl{padding:8px}.topbar .wordmark img{max-width:100px}.top-actions button{padding-inline:8px}}
/* Crisp, borderless entry controls; keyboard outlines remain explicit. */
button,.wordmark,.directory,#browse-directory,#browse-directory a,#browse-directory button,.top-actions button,.directory button,.destination-grid button,.destination-grid button[aria-current=true],#explore,#explore:active,#explore[aria-expanded=true],#open-terminal{border:0;box-shadow:none}
.top-actions button,.directory button,#open-terminal,.destination-grid button{background:rgba(249,250,245,.82);color:#202720;backdrop-filter:blur(12px)}
.directory .primary{background:rgba(249,250,245,.82);color:#202720}
#open-terminal{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:11px 13px;border-radius:5px;text-decoration:none;white-space:nowrap}
#browse-directory nav a,#browse-directory nav button{background:none;text-align:left;text-decoration:none;justify-content:flex-start;padding:10px 8px;border-radius:0;backdrop-filter:none;font:inherit}
#browse-directory nav a:hover,#browse-directory nav button:hover{background:#ffffff80}
button:focus-visible,a:focus-visible,summary:focus-visible,#text-scroll:focus-visible{outline:2px solid #30372f;outline-offset:3px}
#close-explore,#close-explore:hover{border:0;box-shadow:none;background:#ffffff45;outline:none}
#close-explore:focus-visible{outline:2px solid #30372f;outline-offset:3px}
#explore-sheet #browse-directory,#explore-sheet #browse-directory[open]{position:static;width:100%;max-height:none;margin:22px 0 0;background:transparent;border:0;border-top:1px solid #30372f20;border-radius:0;overflow:visible;backdrop-filter:none}
#explore-sheet #browse-directory summary{padding:14px 0;font-size:13px}
#explore-sheet #browse-directory nav{padding:0;gap:8px}
#explore-sheet #browse-directory nav a,#explore-sheet #browse-directory nav button{font-size:13px;min-height:48px;border:0;padding:12px;text-decoration:none;background:#ffffff45}
#explore-sheet #browse-directory p{padding:0;font-size:12px}
#explore-title:focus,#tour-title:focus,#agent-title:focus{outline:none}
#tour-dialog [data-close],#close-agent{border:0;box-shadow:none;outline:none;background:#ffffff45}
#tour-dialog [data-close]:focus-visible,#close-agent:focus-visible{outline:2px solid #30372f;outline-offset:3px}
/* Text-only accessibility route. Never projected into the 3D scene. */
#text-reader{width:min(680px,calc(100vw - 24px));max-height:calc(100dvh - 32px);padding:0;background:#081b13;color:#b8e1bb;overflow:hidden}
#text-reader[open]{display:flex;flex-direction:column}
#text-reader>header{display:flex;align-items:center;justify-content:space-between;padding:12px 18px;gap:12px;border-bottom:1px solid #b8e1bb30}
#text-reader-title{font:14px monospace;margin:0}
#text-reader button{background:transparent;color:#b8e1bb;border:0}
#text-scroll{overflow:auto;overscroll-behavior:contain;padding:20px;line-height:1.65}
#text-scroll h2{line-height:1.25;font-size:26px}#text-scroll blockquote{margin:20px 0;border-left:2px solid #77987b;padding-left:16px}
/* One Explore directory; Studio replaces the motion control. */
#client-studio{display:flex;align-items:center;min-height:44px;padding:8px 10px;font-size:12px;text-decoration:none;border:0;background:rgba(255,255,255,.76);border-radius:3px}#browse-directory{background:transparent;border:0;max-height:none;overflow:visible}#browse-directory nav{padding:0;gap:8px}#explore-sheet{background:#e7e4dc}#terminal,#text-reader,#agent-dialog,.discovery-dialog{background:#e7e4dc}
/* Local portraits rendered from each agent’s actual head geometry. */
.agent-head{width:36px;height:36px;flex:0 0 36px;object-fit:contain;border-radius:5px;vertical-align:middle;}
#agent-choices [data-agent],#agent-title{display:flex;align-items:center;gap:8px;}
#agent-title .agent-head{width:40px;height:40px;flex-basis:40px;}
@media(max-width:600px){#agent-choices{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));}#agent-choices [data-agent]{min-width:0;justify-content:flex-start;}}
/* One compact bottom control panel, closed until requested. */
#lab-menu{width:min(580px,calc(100vw - 24px));max-width:580px;padding:6px;left:12px;right:12px;bottom:max(12px,env(safe-area-inset-bottom));max-height:70dvh;overflow:auto;}
#lab-menu:has(#menu-panel[hidden]){width:max-content;overflow:visible;}
#menu-toggle{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:44px;min-width:112px;width:100%;padding:10px 16px;}
#menu-panel[hidden]{display:none!important;}
#menu-panel{padding:8px 4px 2px;}
#lab-menu .directory-main{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px;}
#lab-menu .directory-main button,#lab-menu .directory-main a{display:flex;align-items:center;justify-content:center;min-height:44px;margin:0;padding:9px 6px;text-align:center;text-decoration:none;font:12px/1.4 Arial,Helvetica,sans-serif;background:rgba(249,250,245,.82);border-radius:5px;color:#202720;}
#lab-menu #explore{order:0}#lab-menu #choose-tour{order:1}#lab-menu #open-terminal{order:2}#lab-menu #client-studio{order:3;grid-column:span 2;}#lab-menu #menu-instagram{order:4;grid-column:span 1;}
#lab-menu #station-label{display:none;}
#lab-menu #manual-movement{display:block;margin-top:6px;}
#lab-menu #manual-movement summary{padding:10px 6px;min-height:44px;}
#lab-menu #gesture-hint{display:none;}
/* Quiet double chevron; full touch target without a decorative box. */
#lab-menu{padding:4px 14px 12px;}
#lab-menu:has(#menu-panel[hidden]){padding:0;background:transparent;backdrop-filter:none;border:0;box-shadow:none;}
#lab-menu #menu-toggle{width:48px;min-width:48px;height:44px;min-height:44px;margin:0 auto;padding:0;justify-content:center;gap:0;background:transparent;backdrop-filter:none;border:0;box-shadow:none;border-radius:0;color:#4d544b;}
#menu-toggle .menu-chevron{position:relative;width:14px;height:18px;display:block;}
#menu-toggle .menu-chevron::before,#menu-toggle .menu-chevron::after{content:"";position:absolute;left:2px;width:9px;height:9px;border-top:1.5px solid currentColor;border-left:1.5px solid currentColor;transform:rotate(45deg);}
#menu-toggle .menu-chevron::before{top:4px}#menu-toggle .menu-chevron::after{top:10px}
#menu-toggle[aria-expanded=true] .menu-chevron{transform:rotate(180deg);}
#lab-menu #menu-toggle:hover{color:#202720;}
#lab-menu #menu-toggle:focus-visible{outline:2px solid #30372f;outline-offset:2px;}
#menu-panel{padding:4px 0 0;}
#lab-menu .directory-main{gap:10px;}
#lab-menu .directory-main button,#lab-menu .directory-main a{padding:12px 8px;min-height:46px;}
#lab-menu #manual-movement{margin-top:10px;}
#lab-menu #manual-movement summary{padding:12px 4px;text-align:center;}
/* Visible but restrained chevron control. */
#lab-menu #menu-toggle{background:rgba(249,250,245,.9);border:1px solid rgba(48,55,47,.24);border-radius:6px;backdrop-filter:blur(10px);box-shadow:0 2px 8px rgba(24,29,24,.08);}
#lab-menu #menu-toggle:hover{background:#fffdf4;}
/* Closed handle matches the glass menu; open close-control is unboxed. */
#lab-menu #menu-toggle[aria-expanded=false],#lab-menu #menu-toggle[aria-expanded=false]:hover{background:rgba(245,245,240,.32);border:0;box-shadow:none;}
#lab-menu #menu-toggle[aria-expanded=true],#lab-menu #menu-toggle[aria-expanded=true]:hover{background:transparent;border:0;box-shadow:none;backdrop-filter:none;}
/* Four name-only agent tabs; portrait stays beside the selected heading. */
#agent-dialog #agent-choices{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:5px;}
#agent-dialog #agent-choices [data-agent]{justify-content:center;min-width:0;padding:10px 3px;font-size:12px;white-space:nowrap;}
/* The collapsed chevron bar shares the open menu width. */
#lab-menu:has(#menu-panel[hidden]){width:min(580px,calc(100vw - 24px));}
#lab-menu #menu-toggle[aria-expanded=false]{width:100%;}
/* Close hit area spans the same width as the collapsed open bar. */
#lab-menu #menu-toggle[aria-expanded=true]{width:calc(100% + 28px);margin-left:-14px;margin-right:-14px;}
#explore-sheet #browse-directory nav{grid-template-columns:repeat(2,minmax(0,1fr));}
#explore-sheet .coming-soon{grid-column:1/-1;display:block;padding:12px;min-height:48px;font-size:13px;color:#60665d;}