:root{--lab-bg: var(--ns-bg-main);--lab-surface: var(--ns-bg-surface);--lab-soft: var(--ns-bg-glass-hover);--lab-ink: var(--ns-text-main);--lab-muted: var(--ns-text-muted);--lab-border: var(--ns-border-glass-hover);--lab-action: var(--ns-primary);--lab-accent: var(--ns-accent);font-family:var(--ns-font-family);color:var(--lab-ink);background:var(--lab-bg)}*{box-sizing:border-box}[hidden]{display:none!important}body{margin:0}button,input,select{font:inherit}button{min-height:44px;padding:8px 12px;border-radius:var(--ns-radius-sm);border:1px solid var(--lab-border);background:var(--lab-surface);color:var(--lab-ink);font-weight:650;cursor:pointer}button:hover{background:var(--lab-soft);border-color:var(--lab-action)}button:disabled{opacity:.55;cursor:not-allowed}:is(button,input,select,summary):focus-visible{outline:3px solid var(--lab-accent);outline-offset:2px}.app-shell{max-width:1920px;margin:auto;padding:0 clamp(8px,1.5vw,25px) 22px}.app-header{display:flex;align-items:center;justify-content:space-between;gap:10px;height:56px}.brand{display:flex;align-items:center;gap:9px;color:var(--ns-text-title);text-decoration:none;min-width:0}.brand img{width:37px;height:37px;object-fit:contain}.brand span{display:grid;min-width:0}.brand strong{font-size:clamp(17px,1.8vw,23px);white-space:nowrap}.brand small{font-size:11px;color:var(--lab-muted);white-space:nowrap}.header-actions,.actions,.pin-row{display:flex;flex-wrap:wrap;gap:6px}.header-actions{flex-wrap:nowrap}.header-actions button{white-space:nowrap}.mode-tabs{display:flex;align-items:center;gap:11px;min-height:55px;padding:4px 0 9px}.mode-tabs label{font-size:13px;font-weight:800}.mode-tabs select{min-height:44px;min-width:245px;max-width:min(55vw,360px);padding:7px 12px;border:1px solid var(--lab-border);border-radius:var(--ns-radius-sm);background:var(--lab-surface);color:var(--lab-ink);font-weight:750}.mode-tabs span{color:var(--lab-muted);font-size:12px}.workspace{display:grid;grid-template-columns:minmax(0,1fr) minmax(295px,355px);gap:12px;height:clamp(480px,calc(100dvh - 124px),760px)}.scene-panel{position:relative;height:100%;min-height:0;overflow:hidden;border:1px solid var(--lab-border);border-radius:var(--ns-radius-lg);background:#e6f0f3;box-shadow:var(--ns-shadow-md)}.viewport{position:absolute;top:0;right:0;bottom:0;left:0}.viewport canvas{display:block;touch-action:none;cursor:grab}.viewport canvas:active{cursor:grabbing}.scene-top{position:absolute;z-index:2;top:10px;left:10px;right:10px;display:flex;align-items:flex-start;justify-content:space-between;gap:8px;pointer-events:none}.scene-top>*{pointer-events:auto}#scene-status{max-width:min(460px,66%);margin-inline:auto;padding:9px 11px;border:1px solid var(--lab-border);border-radius:var(--ns-radius-sm);background:var(--ns-bg-glass-card);box-shadow:var(--ns-shadow-sm);font-size:13px;line-height:1.35}#btn-show-results{white-space:nowrap}.readout{position:absolute;left:10px;bottom:37px;display:grid;grid-template-columns:repeat(4,minmax(83px,1fr));gap:5px;max-width:min(635px,calc(100% - 20px));pointer-events:none}.readout>div{padding:7px 9px;border-radius:var(--ns-radius-sm);background:#173d55eb;color:#fff}.readout small{display:block;opacity:.88;font-size:11px}.readout strong{font-size:18px;font-variant-numeric:tabular-nums}.readout.hidden{display:none}.scene-note{position:absolute;left:10px;bottom:8px;max-width:calc(100% - 20px);padding:3px 7px;border-radius:4px;background:var(--ns-bg-glass);color:var(--lab-muted);font-size:11px}.gate-indicator,.gate-gauge{position:absolute;z-index:2;right:10px;border-radius:var(--ns-radius-sm);box-shadow:var(--ns-shadow-sm)}.gate-indicator{top:160px;max-width:min(270px,46%);padding:7px 10px;background:#51476d;color:#fff;font-size:13px;font-weight:700}.gate-indicator.good{background:#126d58}.gate-indicator.warn{background:#906028}.gate-gauge{top:70px;width:min(270px,46%);padding:8px 10px;background:var(--ns-bg-glass-card);color:var(--lab-ink);font-size:12px;font-weight:700}.scene-panel:has(.gate-gauge:not([hidden])) #scene-status{max-width:49%}.gauge-track{position:relative;height:14px;margin-top:5px;border-radius:9px;background:linear-gradient(90deg,#9cc8d9,#769fbc)}.gauge-band{position:absolute;left:var(--band-start);width:var(--band-width);top:0;bottom:0;background:var(--ns-success)}.gauge-needle{position:absolute;top:-6px;width:3px;height:26px;border-radius:2px;background:var(--ns-text-title);box-shadow:0 0 0 2px #fff}.gauge-ends{display:flex;justify-content:space-between;margin-top:5px;color:var(--lab-muted);font-size:10px}.control-panel{min-height:0;overflow:auto;padding:12px;border:1px solid var(--lab-border);border-radius:var(--ns-radius-lg);background:var(--lab-surface);box-shadow:var(--ns-shadow-sm)}.panel-head{display:none;align-items:center;justify-content:space-between;font-weight:800}.control-panel h2{margin:1px 0 5px;font-size:20px}.control-panel p{margin:0 0 8px;color:var(--lab-muted);font-size:13px;line-height:1.38}.actions{margin:8px 0}.actions button{flex:1;font-size:12px}button.primary{border-color:var(--lab-action);background:var(--lab-action);color:#fff}button.primary:hover{background:var(--ns-primary-hover);color:#fff}.feedback{min-height:52px;padding:9px 11px;border-left:4px solid var(--ns-info);border-radius:6px;background:var(--lab-soft);font-size:13px;line-height:1.38}.feedback.warn{border-color:var(--lab-accent);background:#fff6e8}.feedback.good{border-color:var(--ns-success);background:#e8f7ee}.replay-compare{margin-top:7px;padding:8px;border-radius:var(--ns-radius-sm);background:#eff2fb;color:var(--lab-ink);font-size:12px;line-height:1.35}.controls-grid{display:grid;gap:7px;margin:10px 0}.control{display:grid;grid-template-columns:1fr auto;align-items:center;gap:4px;padding:7px 9px;border-radius:var(--ns-radius-sm);background:var(--lab-soft);font-size:12px;font-weight:650}.control output{color:var(--lab-action);font-variant-numeric:tabular-nums}.control input[type=range]{grid-column:1 / -1;width:100%;min-height:44px;accent-color:var(--lab-action)}.control select,.challenge-controls select{min-height:44px;padding:5px;border:1px solid var(--lab-border);border-radius:var(--ns-radius-sm);background:var(--lab-surface)}.control select{grid-column:1 / -1}.challenge-controls{display:grid;gap:8px;padding:9px;border-radius:var(--ns-radius-sm);background:#fbf3e8;font-size:12px}.challenge-controls label{display:grid;gap:3px;font-weight:650}details{margin-top:10px;padding:8px;border:1px solid var(--lab-border);border-radius:var(--ns-radius-sm);font-size:12px}summary{cursor:pointer;font-weight:750}.prediction{background:var(--lab-soft)}.prediction label{display:block;margin:7px 0 5px;font-weight:700}.prediction input{width:100%;min-height:44px;padding:7px;border:1px solid var(--lab-border);border-radius:var(--ns-radius-sm)}.analysis-grid{display:grid;gap:7px;padding:9px;line-height:1.42}.energy-bars{display:grid;gap:4px}.energy-bars label{display:grid;grid-template-columns:95px 1fr;align-items:center}.energy-bars meter{width:100%;height:15px}.mini-help{margin-top:10px;color:var(--lab-muted);font-size:11px;line-height:1.4}.record-section{margin-top:12px;padding:12px;border:1px solid var(--lab-border);border-radius:var(--ns-radius-lg);background:var(--lab-surface)}.record-heading{display:flex;align-items:center;justify-content:space-between}.record-heading h2{margin:2px 0 10px;font-size:17px}.pin-row:not(:empty){padding-bottom:9px}.pin-row span{padding:6px;border-radius:5px;background:var(--lab-soft);font-size:12px}.table-scroll{overflow:auto}table{width:100%;min-width:800px;border-collapse:collapse;font-size:12px;text-align:left}th,td{padding:8px;border-bottom:1px solid var(--lab-border)}th{background:var(--lab-soft)}dialog{max-width:min(650px,calc(100vw - 24px));max-height:85dvh;overflow:auto;padding:20px;border:0;border-radius:var(--ns-radius-lg);color:var(--lab-ink);box-shadow:var(--ns-shadow-lg)}dialog::backdrop{background:#0b304cab}.dialog-head{position:sticky;z-index:1;top:-20px;display:flex;align-items:center;justify-content:space-between;gap:12px;margin:-20px -20px 12px;padding:12px 20px;background:var(--lab-surface);border-bottom:1px solid var(--lab-border)}.dialog-head h2{margin:0}dialog label{display:block;margin:12px 0}dialog input[type=range]{width:100%}.focus-bar{display:none}@media(max-width:950px){.workspace{height:auto;grid-template-columns:1fr}.scene-panel{height:clamp(390px,56dvh,650px)}.control-panel{max-height:none}.mode-tabs span{display:none}}@media(max-width:600px){.app-header{height:56px}.brand{gap:3px}.brand img{width:27px;height:27px}.brand strong{font-size:14px}.brand small{display:none}.header-actions{gap:3px}.header-actions button{width:44px;min-width:44px;padding:0;font-size:0}#btn-focus:before{content:"▣"}#btn-side:before{content:"◩"}#btn-help:before{content:"?"}#btn-sound:before{content:"♫"}.header-actions button:before{font-size:19px}.mode-tabs{gap:6px}.mode-tabs select{width:75vw;min-width:0;max-width:75vw}.scene-panel{height:clamp(390px,55dvh,520px)}#scene-status{max-width:64%;font-size:11px}.readout{grid-template-columns:repeat(2,minmax(85px,1fr))}.readout strong{font-size:15px}.scene-note{font-size:9px}}.focus .app-header,.focus .record-section{display:none}.focus .app-shell{padding:0}.focus .workspace{height:100dvh;grid-template-columns:minmax(0,1fr);gap:0}.focus .scene-panel{height:100dvh;min-height:0;border:0;border-radius:0}.focus .mode-tabs{position:absolute;z-index:9;top:5px;left:10px;right:10px;height:50px;min-height:0;padding:3px 8px;border-radius:var(--ns-radius-sm);background:var(--ns-bg-glass-card)}.focus .mode-tabs span,.focus .control-panel{display:none}.focus.controls-open .workspace{grid-template-columns:minmax(0,1fr) minmax(295px,355px)}.focus.controls-open .control-panel{display:block;height:calc(100dvh - 130px);margin:62px 8px 68px 0}.focus .panel-head{display:flex}:is(#btn-close-controls,#btn-close-modal,#btn-close-sound){min-width:44px;min-height:44px;flex:0 0 44px}.focus .scene-top{top:60px}.focus .gate-indicator{top:205px}.focus .gate-gauge{top:112px}.focus .readout{bottom:65px;grid-template-columns:repeat(2,minmax(145px,1fr));max-width:min(570px,calc(100% - 20px))}.focus .readout .metric-off{display:none}.focus .readout strong{font-size:28px}.focus .readout small{font-size:13px}.focus .scene-note{display:none}.focus .focus-bar{position:fixed;z-index:20;right:10px;bottom:5px;display:flex;flex-wrap:nowrap;gap:4px;max-width:calc(100% - 20px)}.focus .focus-bar button{flex:none;min-height:44px;font-size:11px}@media(max-width:600px){.focus .mode-tabs{left:4px;right:4px}.focus .mode-tabs select{width:72vw;max-width:72vw}.focus .workspace,.focus.controls-open .workspace{display:flex;flex-direction:column}.focus.controls-open .scene-panel{flex:none;height:55dvh}.focus.controls-open .control-panel{flex:none;width:100%;min-height:0;height:calc(45dvh - 92px);margin:0;border-radius:12px 12px 0 0}.focus .scene-top{top:58px}.focus .gate-indicator{top:211px;max-width:46%;font-size:11px}.focus .gate-gauge{top:112px;width:46%;font-size:11px}.focus .readout{left:5px;bottom:100px;grid-template-columns:repeat(2,minmax(115px,1fr));max-width:calc(100% - 10px)}.focus.controls-open .readout{bottom:8px}.focus .readout strong{font-size:24px}.focus .readout small{font-size:11px}.focus .focus-bar{left:2px;right:2px;bottom:2px;max-width:none;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:2px;padding:2px;border-radius:8px;background:var(--ns-bg-glass-card)}.focus .focus-bar button{min-width:0;padding:2px;font-size:10px;white-space:normal}}@media(max-height:500px)and (min-width:601px){.focus .readout{bottom:50px;display:flex;gap:4px;max-width:min(460px,calc(100% - 20px))}.focus .readout>div{display:flex;align-items:center;gap:5px;min-height:34px;padding:2px 7px}.focus .readout small{font-size:10px;line-height:1.1}.focus .readout strong{font-size:18px;white-space:nowrap}}