/* One workspace: vehicle deck, preview, player with exports, collapsed timeline. */
body{display:flow-root;height:auto;min-height:100dvh;overflow:auto;background:var(--bg)}
.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
.backdrop i{opacity:.35}
.topbar{position:relative;inset:auto;height:52px;margin:12px auto;max-width:1320px;width:calc(100% - 32px);box-shadow:none;background:transparent;border-color:transparent;backdrop-filter:none}
.layout{position:static;display:flex;flex-direction:column;gap:12px;width:calc(100% - 32px);max-width:1320px;margin:0 auto 20px;padding:0}
.stage{display:flex;flex-direction:column;min-height:0;border-radius:24px;overflow:hidden;box-shadow:0 12px 40px rgba(0,0,0,.14)}
.vehicle-toolbar{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:start;gap:16px 32px;padding:18px 22px 14px;border-bottom:1px solid var(--stroke)}
.vehicle-toolbar{gap:8px 32px;padding-block:13px 11px}
.vehicle-deck{min-width:0}
.control-label{display:block;margin-bottom:9px;color:var(--text-3);font-size:10px;font-weight:600;letter-spacing:.12em;text-transform:uppercase}
.vehicle-options{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:6px;max-width:740px}
.vehicle-option{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;min-width:0;padding:6px 8px 8px;border:1px solid transparent;border-radius:13px;background:transparent;color:var(--text-2);cursor:pointer;transition:background .15s,color .15s,border-color .15s}
.vehicle-option:hover{color:var(--text);background:transparent}
.vehicle-option[aria-checked=true]{color:var(--text);background:transparent;border-color:transparent}
.vehicle-option[aria-checked=true]>span:last-child{color:var(--accent-2);text-decoration:underline;text-underline-offset:6px;text-decoration-thickness:2px}
.vehicle-option[aria-checked=true] .vehicle-signature{stroke:var(--accent-2)}
.vehicle-option span:last-child{font-size:12px;font-weight:500;white-space:nowrap}
.vehicle-icon{display:block;width:76px;max-width:100%;height:37px}
.vehicle-icon svg{width:100%;height:100%}
.vehicle-option{gap:3px;padding-block:4px 6px}.vehicle-icon{height:30px}.control-label{margin-bottom:5px}
.paint-deck{min-width:240px;padding-top:2px}
.paint-slot{display:grid;min-width:0}
.paint-slot>*{grid-area:1/1;align-self:center}
.paint-slot>.caption{margin:0}
.vehicle-control-inactive{visibility:hidden}
.paint-deck .field{gap:0;margin:0}
.paint-deck .field-label{display:none}
.paint-deck .swatches{gap:10px;flex-wrap:nowrap}
.paint-deck .swatch{width:25px;height:25px;flex-shrink:0}
.paint-deck .swatch[aria-pressed=true]{box-shadow:0 0 0 3px var(--bg),0 0 0 4px var(--accent-2),inset 0 -3px 8px rgba(0,0,0,.25)}
.paint-deck .paint-name{display:block;font-size:11px;color:var(--text-2);margin:9px 0 0}
.vehicle-options-row{display:grid;align-items:center;grid-column:1/-1;min-width:0}
.vehicle-options-row>*{grid-area:1/1;min-width:0}
.vehicle-options-row .field{display:flex;align-items:center;flex-direction:row;gap:12px;margin:0}
.vehicle-options-row .field-label{font-size:11px;color:var(--text-3);white-space:nowrap}
.vehicle-options-row .segmented button{height:28px;font-size:11px}
.vehicle-options-row .segmented button{height:24px}
.vehicle-options-row .switch-row{gap:10px;flex-direction:row-reverse;justify-content:flex-end}
.vehicle-options-row .switch-row strong{font-size:12px;font-weight:500;color:var(--text)}
.vehicle-options-row .switch-row p{display:none}
.vehicle-options-row .switch{width:40px;height:24px}
.vehicle-options-row .switch .knob{width:18px;height:18px}
.stage-head{padding:16px 22px 0;gap:14px}
.stage-head h1{font-size:23px;letter-spacing:-.035em}
.stage-head .caption{font-size:11px;margin-top:2px}
#stage-view .segmented{background:transparent}
#stage-view .segmented button{height:29px;font-size:11px;padding-inline:16px}
.cars{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:0;flex:none;height:clamp(240px,37vh,390px);padding:0 14px;min-height:0}
.cars{height:clamp(230px,34vh,365px)}
.stage[data-view=front] .cars,.stage[data-view=rear] .cars{grid-template-columns:1fr}
.car{height:100%;min-height:0;margin:0;position:relative}
.car canvas{display:block;width:100%;height:100%}
.car figcaption{top:auto;bottom:15px;left:50%;transform:translateX(-50%);font-size:10px;text-transform:uppercase;letter-spacing:.14em;color:var(--text-3)}
.stage-hint{bottom:0;left:50%;transform:translateX(-50%);font-size:11px;white-space:nowrap;background:transparent;border:0;box-shadow:none;padding:0}
.media{display:grid;grid-template-columns:minmax(0,1fr) auto;grid-template-areas:"title transport" "seek transport" "times transport";gap:0 22px;margin:12px 22px 16px;padding:12px 16px;border-radius:15px;background:var(--glass-inset);box-shadow:none;backdrop-filter:none}
.media-top{grid-area:title;gap:10px;margin-bottom:5px;min-width:0}
.media-art{width:32px;height:32px;border-radius:9px;background:transparent}
.media-art .ic{width:20px;height:20px}
.media-art{color:var(--text-2);box-shadow:none}
.vehicle-options-row .switch input:checked + .track .knob{transform:translateX(16px)}
.switch .track{pointer-events:none}.switch input:focus-visible + .track{outline:2px solid var(--accent-2);outline-offset:3px}
.media-text strong{font-size:13px}
.media-text .caption{font-size:10px}
.media .meter{display:none}
.song-controls{display:flex;gap:6px;flex-shrink:0}
.song-controls .btn{height:30px;padding:0 10px;font-size:11px;background:transparent;border-color:var(--stroke)}
.song-controls .btn .ic{width:14px;height:14px}
.media .scrub{grid-area:seek;height:17px}
.media .media-times{grid-area:times;font-size:10px;margin-top:-1px}
.media .transport{grid-area:transport;gap:6px;align-self:center;margin:0;padding-left:20px;border-left:1px solid var(--stroke)}
.transport .play-btn{width:44px;height:44px;box-shadow:none}
.transport .icon-btn{width:30px;height:30px;background:transparent}
#timeline-controls{border-top:1px solid var(--stroke)}
.timeline-card{padding:0!important;background:none!important;border:0!important;border-radius:0!important;box-shadow:none!important}
.timeline-card .dropdown-toggle{padding:14px 22px;border:0;border-radius:0;background:transparent;font-size:12px;min-height:46px}
.timeline-card .dropdown-toggle .caption{font-size:10px}
.timeline-card .tl-drop{padding:0 20px 16px}
.stage-sync{position:static;display:grid;grid-template-columns:155px minmax(0,1fr);gap:6px 26px;max-height:none;overflow:visible;margin:0;padding:13px 22px;border:0;border-bottom:1px solid var(--stroke);border-radius:0;background:transparent;box-shadow:none}
.stage-sync h2{font-size:13px}.stage-sync>.card-head{margin:0;grid-column:1;grid-row:1}.stage-sync>.switch-row{grid-column:1;grid-row:2}.stage-sync>.switch-row p{display:none}.stage-sync>.switch-row strong{font-size:11px}.stage-sync .btn.small{height:24px;font-size:10px;padding-inline:7px}
.stage-sync .sliders{grid-column:2;grid-row:1/3;grid-template-columns:repeat(5,minmax(0,1fr));gap:18px;padding-top:0;align-self:center}
.stage-sync .slider-head label{font-size:11px}.stage-sync .slider-value{font-size:10px}
.stage-sync .slider .caption{display:none}.stage-sync .slider-ends{font-size:10px}
.stage-sync>p{grid-column:1/-1;margin:0;font-size:9px}
.export-bar{display:flex;align-items:center;flex-wrap:wrap;gap:8px 20px;padding:15px 20px;border-radius:18px;box-shadow:none}
.export-summary{flex:1;min-width:160px}.export-summary strong{font-size:12px;font-weight:600}.export-summary p{font-size:10px;margin-top:3px;color:var(--text-3)}
.export-bar>.btn-row{gap:8px}.export-bar .btn{height:36px;font-size:11px;padding:0 12px}.export-bar .btn.primary{box-shadow:none}
.usb-guide{flex-basis:100%;font-size:11px;color:var(--text-2);border-top:1px solid var(--stroke);padding-top:10px}.usb-guide summary{cursor:pointer;color:var(--text-3);font-size:10px}.usb-guide .steps{padding:12px 0 0 20px;gap:5px}
.usb-guide{flex-basis:auto;margin-left:auto;padding-top:0;border:0}.usb-guide[open]{flex-basis:100%;margin-left:0;border-top:1px solid var(--stroke);padding-top:10px}
.export-bar>.caption{flex-basis:100%;font-size:10px}.export-bar .checks{flex-basis:100%;font-size:12px}
.toast{top:16px}.tl-drop{height:min(420px,60vh)}
@media(max-width:900px){.vehicle-toolbar{grid-template-columns:1fr;gap:14px;padding:16px}.vehicle-options{max-width:none}.paint-deck{display:flex;align-items:center;gap:14px;min-width:0}.paint-deck>.control-label{margin:0}.paint-deck .paint-name{margin:0 0 0 6px}.paint-deck .field{display:flex;flex-direction:row;align-items:center;gap:12px}.vehicle-options-row{grid-column:auto}.cars{height:clamp(230px,35vh,340px)}.stage-sync .sliders{grid-template-columns:repeat(3,minmax(0,1fr))}.stage-head{padding-inline:16px}.media{margin-inline:16px}.export-summary{flex-basis:100%}}
@media(max-width:560px){.topbar{margin:6px auto;width:calc(100% - 20px)}.layout{width:calc(100% - 20px);gap:10px}.stage{border-radius:18px}.vehicle-toolbar{padding:12px;gap:12px}.vehicle-options{gap:1px}.vehicle-option{padding:4px 2px 6px;gap:3px;border-radius:9px}.vehicle-option span:last-child{font-size:10px}.vehicle-icon{height:30px;width:60px}.control-label{font-size:9px;margin-bottom:5px}.paint-deck{gap:10px;flex-wrap:wrap}.paint-deck .swatches{gap:9px}.paint-deck .swatch{width:23px;height:23px}.paint-deck .paint-name{font-size:10px;margin-left:0}.vehicle-options-row .field{flex-wrap:wrap;gap:5px}.vehicle-options-row .segmented button{padding-inline:7px}.stage-head{padding:12px 14px 0;flex-wrap:nowrap}.stage-head h1{font-size:19px}#stage-view{order:initial;width:auto}#stage-view .segmented button{padding-inline:9px;font-size:10px}.cars{height:240px;padding:0;grid-template-columns:1fr;grid-template-rows:1fr 1fr}.stage[data-view=front] .cars,.stage[data-view=rear] .cars{grid-template-rows:1fr;height:250px}.car figcaption{bottom:2px;font-size:8px}.stage-hint{display:none}.media{grid-template-columns:1fr;grid-template-areas:"title" "seek" "times" "transport";gap:2px;margin:8px 12px 12px;padding:10px}.media-top{flex-wrap:wrap;gap:8px}.media-text{min-width:180px}.song-controls{width:100%;padding-left:40px;margin-top:-3px}.song-controls .btn{height:29px}.media .transport{padding:3px 0 0;border:0;justify-self:center;gap:14px}.transport .play-btn{width:40px;height:40px}.timeline-card .dropdown-toggle{padding-inline:14px}.timeline-card .tl-drop{padding-inline:10px}.tuning-drawer>summary{padding-inline:14px}.tuning-drawer>summary .caption{font-size:9px}.stage-sync{padding-inline:14px}.stage-sync .sliders{grid-template-columns:1fr 1fr}.export-bar{padding:12px;border-radius:15px;gap:10px}.export-bar>.btn-row{width:100%}.export-bar .btn{flex:1;padding-inline:9px;min-width:0;font-size:10px}.export-bar .btn.ghost{flex:none}.toast{top:auto}}
@media(max-width:560px){.export-bar>.btn-row{display:grid;grid-template-columns:1fr}.export-bar .btn{width:100%;font-size:11px}.export-bar .btn.ghost{justify-content:center}}
/* Photographic vehicle buttons and the visible sync strip above the preview. */
.vehicle-icon{width:116px;height:52px;max-width:100%}
.vehicle-icon img{display:block;width:100%;height:100%;object-fit:contain;object-position:center bottom}
.vehicle-icon{background:transparent;border-radius:0;padding:0}
.vehicle-icon img{filter:brightness(0) invert(1)}
.vehicle-toolbar{background:var(--bg);color:var(--text)}
html[data-theme=light] .vehicle-icon img{filter:brightness(0)}
.vehicle-option{padding-block:5px 8px;gap:5px}
@media(max-width:900px){.stage-sync{grid-template-columns:1fr auto;padding:12px 16px;gap:10px 16px}.stage-sync>.card-head{grid-column:1;grid-row:1}.stage-sync>.switch-row{grid-column:2;grid-row:1;gap:12px}.stage-sync .sliders{grid-column:1/-1;grid-row:2;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px}.stage-sync>p{grid-row:3}}
@media(max-width:560px){.vehicle-icon{width:64px;height:34px}.vehicle-option{gap:4px;padding:4px 2px 6px}.stage-sync{padding:12px 14px;gap:10px}.stage-sync .sliders{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px 12px}.stage-sync .slider-head label{font-size:10px}.stage-sync .slider-ends{font-size:8px}.stage-sync>p{font-size:8px}.stage-sync>.card-head{justify-content:flex-start;gap:12px}}

/* Exports share the song player; the closed timeline leaves space for the preview. */
.topbar{min-height:48px;height:auto;margin:8px auto;gap:12px;padding:0 8px}
.topbar>.grow{display:block}
.media{grid-template-areas:"title transport" "seek transport" "times transport" "exports exports"}
.export-bar{grid-area:exports;min-width:0;position:relative;flex-wrap:nowrap;gap:12px;margin-top:8px;padding:8px 0 0;border-top:1px solid var(--stroke);border-radius:0;background:transparent}
.export-summary{flex:none;min-width:0}
.export-summary strong{font-size:11px}
.export-help{display:flex;align-items:center;gap:12px;margin-left:auto;min-width:0}
.export-results{font-size:10px;color:var(--text-2);white-space:nowrap}
.export-results summary{cursor:pointer}
.export-summary p{display:none}
.export-bar>.btn-row{flex-wrap:nowrap;gap:6px;width:auto;display:flex}
.export-bar .btn{height:32px;padding:0 10px;width:auto;flex:none;font-size:11px}
.export-bar .btn .ic{width:14px;height:14px}
.export-label-compact{display:none}
.usb-guide{position:static;flex-basis:auto;margin-left:0;border:0;padding:0;white-space:nowrap}
.usb-guide[open]{flex-basis:auto;margin-left:0;border:0;padding:0}
.usb-guide .steps,.export-bar .checks{position:absolute;z-index:10;bottom:calc(100% + 12px);right:0;width:min(440px,calc(100vw - 64px));padding:16px 20px;background:var(--glass-strong);border:1px solid var(--stroke-strong);border-radius:14px;box-shadow:var(--shadow);backdrop-filter:blur(28px);white-space:normal;font-size:12px}
.usb-guide .steps{padding-left:34px}
.stage-head{padding-top:10px}.stage-head h1{font-size:21px}
.stage>*{flex-shrink:0}
.stage-sync>p{display:none}
.vehicle-toolbar{padding-block:10px 8px}
.stage-sync{padding-block:8px;gap:4px 26px}
.stage-sync .sliders{border-top:0}
.media{margin-block:8px 10px;padding-block:10px}
.timeline-card .dropdown-toggle{padding-block:10px;min-height:40px}
.toast{top:64px}
@media(min-width:901px){
  .layout{margin-bottom:12px}
  .stage{height:calc(100dvh - 76px);min-height:640px}
  .cars{height:auto;flex:1;min-height:150px}
  .vehicle-icon{height:34px}
  .vehicle-option{padding-block:3px 5px;gap:3px}
  .control-label{margin-bottom:3px}
  .stage-head h1{line-height:1.2}
  .stage:has(#timeline-box:not([hidden])){height:auto}
  .stage:has(#timeline-box:not([hidden])) .cars{height:clamp(230px,34vh,365px);flex:none}
}
@media(max-width:1200px){
  .export-label{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
  .export-label-compact{display:inline}
}
@media(max-width:900px){
  .topbar{flex-wrap:wrap;gap:8px;height:auto}
  .topbar>.grow{display:block}
  .export-bar{flex-wrap:wrap;gap:8px}
  .export-summary{flex-basis:auto}
  .usb-guide .steps{right:0}
  .stage-sync{gap:8px}
  .cars{height:clamp(180px,26dvh,260px)}
}
@media(max-width:560px){
  .topbar{margin:6px auto;padding:0;gap:4px 8px}
  .media{grid-template-areas:"title" "seek" "times" "transport" "exports"}
  .export-bar{display:grid;grid-template-columns:1fr auto;gap:6px;padding:8px 0 0}
  .export-bar>.btn-row{grid-column:1/-1;grid-row:2;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));width:100%;gap:6px}
  .export-bar .btn{width:100%;min-width:0;justify-content:center;padding:0 5px;font-size:10px;height:30px;gap:5px}
  .export-help{grid-column:2;grid-row:1;gap:8px}
  .usb-guide,.export-results{font-size:9px}
  .vehicle-options-row .field-label{display:none}
  .vehicle-options-row .field{gap:4px}
  .cars{height:155px;grid-template-columns:1fr 1fr;grid-template-rows:1fr}
  .stage-sync .slider{gap:3px}
  .stage-sync .slider-head label,.stage-sync .slider-value{font-size:9px;white-space:nowrap}
  .stage-sync .slider-head{gap:4px}
  .stage-sync .slider-track,.stage-sync .slider input[type=range]{height:22px}
  .media{grid-template-columns:minmax(0,1fr) auto;grid-template-areas:"title transport" "seek seek" "times times" "exports exports"}
  .media .media-top{gap:5px}
  .media .media-art{display:none}
  .media .media-text{min-width:0;width:100%}
  .media-text strong{font-size:12px}
  .media .song-controls{padding-left:0;margin-top:0}
  .song-controls .btn{height:26px;font-size:10px;padding-inline:6px}
  .media .transport{align-self:start;padding:0;margin-top:3px;gap:3px}
  .transport .play-btn{width:34px;height:34px}
  .transport .icon-btn{width:24px;height:24px}
  .usb-guide .steps{right:0}
  .stage-head h1{font-size:19px}
  .stage-sync{padding-block:10px;gap:8px}
  .media{margin-block:6px 8px}
  .toast{top:12px;bottom:auto}
}