/* The selector, scene and result are one instrument, not separate sections. */
.workbench{grid-template-columns:minmax(300px,1fr) minmax(0,1.65fr);grid-template-areas:"modes scene" "choice scene" "readout scene";grid-template-rows:auto auto 1fr;min-height:580px}
.workbench .scene-sidebar{grid-area:modes;padding:24px 28px 22px;background:var(--panel)}
.workbench .scene-sidebar>.eyebrow{font-size:9px}
.workbench .track-switch{display:flex;margin-top:17px;border:1px solid var(--line)}
.workbench .track-switch::before{inset:0 50% 0 0;transition:transform .24s var(--ease),background .2s}
[dir="rtl"] .workbench .track-switch::before{inset:0 0 0 50%}
[data-track="ai"] .workbench .track-switch::before{transform:translateX(100%)}
[dir="rtl"] [data-track="ai"] .workbench .track-switch::before{transform:translateX(-100%)}
.workbench .track-switch button{width:50%;min-height:52px;padding:12px;gap:10px;font-size:15px;border:0}
.workbench .track-switch .mono{font-size:9px}
.workbench .track-switch .track-arrow{display:none}
.workbench .hero-scene{grid-area:scene;min-height:580px}
.workbench .scene-inner{width:min(100%,580px);padding:24px 0;box-sizing:content-box}
.workbench .scene-study{display:contents}
.workbench .study-choice{grid-area:choice;padding:5px 28px 26px;border-inline-end:1px solid var(--line);background:var(--panel);min-width:0}
.study-eyebrow{display:flex;justify-content:space-between;gap:12px;color:var(--muted);font-size:9px}
#studyCount{color:var(--accent);white-space:nowrap}
.study-navigation{display:flex;gap:10px;align-items:stretch;margin-top:13px}
.study-picker{background:transparent;color:var(--ink);border-block:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:10px;text-align:start;font:inherit;font-size:17px;line-height:1.35;padding:13px 0;min-height:66px;min-width:0;flex:1;transition:border-color .15s}
.study-picker>span:first-child{max-width:21ch}
.study-picker>span:last-child{color:var(--accent);font-size:22px;flex-shrink:0}
.study-picker:hover,.study-picker[aria-expanded="true"]{border-color:var(--accent)}
.study-arrows{display:flex;gap:5px;align-items:center}
.study-arrows button{width:44px;height:44px;background:transparent;border:1px solid var(--line);font:18px var(--mono);color:var(--muted);transition:background .15s,color .15s,border-color .15s}
.study-arrows button:hover{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.workbench .study-readout{grid-area:readout;display:flex;flex-direction:column;align-items:stretch;min-width:0;gap:0;padding:0 28px 24px;border-inline-end:1px solid var(--line);background:var(--panel)}
.study-progress{list-style:none;display:flex;position:relative;margin:0;padding:0;color:var(--muted);font-size:9px;isolation:isolate}
.study-progress li{flex:1;display:flex;gap:8px;padding:14px 4px 0;border-top:1px solid var(--line);min-width:0}
.study-progress li[aria-current]{color:var(--accent)}
.study-progress li>span:first-child{opacity:.65}
.study-progress::before{content:"";position:absolute;top:0;left:0;width:33.3333%;height:2px;background:var(--accent);transform:translateX(calc(var(--study-step,0)*100%));transition:transform .24s var(--ease),background .2s}
.study-description{padding-top:27px;flex:1}
.study-description h3{font-size:20px;line-height:1.35;font-weight:400;letter-spacing:-.035em}
#studyStatus{font-size:14px;line-height:1.8;color:var(--muted);max-width:45ch;min-height:100px;margin-top:14px}
.study-action{display:flex;align-items:center;justify-content:space-between;gap:20px;width:100%;min-height:54px;padding:14px 18px;background:var(--accent);color:var(--bg);font:500 13px/1.4 "Geologica","IBM Plex Sans Arabic",sans-serif;text-align:start;margin-top:22px;transition:background .15s}
.study-action>span:last-child{font-size:22px;line-height:1}
.study-action:hover{background:var(--ink)}
.workbench .study-readout>.study-disclaimer{font-size:8px;line-height:1.7;color:var(--muted);margin-top:17px;max-width:45ch;min-height:0}
.study-readout[data-phase="2"]{--accent:var(--aqua,#51d3b0)}
.scene-info{grid-area:readout;border-inline-end:1px solid var(--line);padding:0 28px 28px;display:flex;flex-direction:column;justify-content:space-between}
.scene-info .scene-note{padding-top:10px}
.study-options{position:fixed;z-index:80;overflow-y:auto;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:var(--accent) var(--panel);background:var(--panel);border:1px solid var(--accent);padding:6px;box-shadow:0 12px 24px #0006}
.study-option{position:relative;display:grid;grid-template-columns:28px 1fr 18px;align-items:center;gap:12px;padding:12px 14px;min-height:48px;font-size:14px;cursor:pointer;color:var(--ink)}
.study-option>.mono{font-size:10px;color:var(--muted)}
.study-option.is-active{background:var(--accent);color:var(--bg)}
.study-option.is-active>.mono{color:var(--bg)}
.option-check{font-size:15px}
@media(min-width:1700px){.workbench .scene-sidebar{padding:28px 34px 24px}.workbench .study-choice{padding-inline:34px}.workbench .study-readout{padding:0 34px 28px}.study-picker{font-size:21px}.study-description h3{font-size:24px}#studyStatus{font-size:16px}.workbench .scene-inner{width:700px}.workbench .hero-scene{min-height:650px}}
@media(max-width:1100px) and (min-width:761px){.workbench{grid-template-columns:minmax(290px,1fr) minmax(0,1.2fr)}.workbench .scene-sidebar{padding:22px}.workbench .study-choice{padding-inline:22px}.workbench .study-readout{padding-inline:22px}.study-navigation{flex-wrap:wrap}.study-arrows{margin-inline-start:auto}.study-picker{flex-basis:100%;min-height:54px}.study-description{padding-top:20px}.study-progress li{flex-direction:column;gap:4px}}
@media(max-width:760px){
  .workbench{display:grid;grid-template-columns:minmax(0,1fr);grid-template-areas:"modes" "choice" "scene" "readout";grid-template-rows:auto;min-height:0}
  .workbench .scene-sidebar{padding:16px 20px 12px;border:0}.workbench .scene-sidebar>.eyebrow{display:none}.workbench .track-switch{margin-top:0}.workbench .track-switch button{min-height:48px}
  .workbench .study-choice{padding:8px 20px 14px;border:0}.study-eyebrow{font-size:8px}.study-navigation{margin-top:8px;gap:10px}.study-picker{font-size:15px;min-height:55px}.study-arrows{gap:6px}.study-arrows button{width:44px;height:44px}
  .workbench .hero-scene{min-height:0;border-block:1px solid var(--line)}.workbench .scene-inner{width:min(100%,320px);height:260px;aspect-ratio:auto;padding:0;box-sizing:border-box}.workbench .scene-inner canvas{width:260px;height:260px;max-width:100%}
  .workbench .scene-meta{inset-inline:14px;top:8px;font-size:8px}.workbench .scene-meta>span{max-width:100px}.workbench .motion-toggle{min-height:44px}.workbench .scene-footer{font-size:7px;bottom:10px}.workbench .scene-count{display:none}
  .workbench .study-readout{padding:18px 20px 20px;border:0}.study-progress{font-size:8px}.study-progress li{gap:6px;padding-top:10px}.study-description{padding-top:17px}.study-description h3{font-size:19px}#studyStatus{font-size:13px;line-height:1.7;min-height:0;margin-top:8px;max-width:50ch}.study-action{margin-top:16px;min-height:52px}.study-disclaimer{font-size:7px;margin-top:12px}
  .scene-info{border:0;padding:0 20px 20px}.scene-info .scene-note{display:block;max-width:none;margin:0;padding-block:18px}.scene-info .scene-note>.registration{display:none}.scene-info .scene-disclaimer{margin-top:0}
  .study-option{font-size:13px;gap:8px;padding:12px 10px}
}
@media(max-width:360px){.study-picker{font-size:14px}.study-arrows{gap:4px}.study-navigation{gap:8px}.workbench .scene-sidebar,.workbench .study-choice,.workbench .study-readout{padding-inline:16px}}
.welcome{position:fixed;inset:0;z-index:200;background:var(--bg);color:var(--ink);display:grid;place-items:center;padding:max(24px,env(safe-area-inset-top)) max(24px,env(safe-area-inset-right));contain:layout paint}
.welcome-top{position:absolute;inset:28px 32px auto;display:flex;justify-content:space-between;gap:20px;font-size:10px;color:var(--muted)}
.welcome-wordmark{width:min(720px,90vw);text-align:center}
.welcome-wordmark canvas{display:block;width:100%;aspect-ratio:720/220;height:auto}
.welcome-wordmark p{margin-top:20px;color:var(--muted);font-size:10px;letter-spacing:.18em}
.welcome-skip{position:absolute;bottom:max(24px,env(safe-area-inset-bottom));inset-inline-end:32px;min-height:44px;padding:10px 0;display:flex;gap:28px;align-items:center;background:transparent;border-bottom:1px solid var(--line);font:12px var(--mono);color:var(--ink);transition:color .15s}
.welcome-skip:hover{color:var(--accent)}
.welcome-edge{position:absolute;bottom:0;inset-inline:0;height:2px;background:var(--accent)}
@media(max-width:760px){.welcome-top{inset:24px 24px auto;font-size:8px}.welcome-wordmark{width:90vw}.welcome-wordmark p{font-size:8px}.welcome-skip{inset-inline-end:24px}}
@media(prefers-reduced-motion:reduce){.study-progress::before,.workbench .track-switch::before{transition:none}.welcome{display:none}}