/* The assembly guide shares the hero canvas; instructions replace the model story. */
.product-hero.assembly-mode{align-items:start}
#assemblyInstructions{width:100%;text-align:left;min-width:0}
#assemblyHeading{font:400 clamp(28px,2.6vw,39px)/1.1 var(--serif);letter-spacing:-.035em;margin:0 0 24px}
#assemblyModelName{font-size:9px;line-height:1.6;margin-bottom:12px}
.assembly-step-label{display:block;font-size:9px;letter-spacing:.1em;color:var(--muted);margin-bottom:8px}
#assemblyStep{width:100%;max-width:100%;color:var(--text);background:#111a26;border:1px solid #ffffff24;border-radius:6px;font:11px var(--sans);padding:11px 10px;min-height:44px;margin-bottom:22px;text-overflow:ellipsis}
#assemblyCounter{color:#e8bd76;font-size:9px;letter-spacing:.13em;margin:0 0 10px}
#assemblyTitle{font:400 27px/1.15 var(--serif);margin:0 0 15px}
#assemblyBody,#assemblyGlue,#assemblyPreparation,#assemblyFinish{font-size:12px;line-height:1.75;color:#abb5c3}
.assembly-glue-note{border-left:2px solid #d7ae67;background:#e8bd7607;padding:13px 15px;margin:18px 0}
.assembly-glue-note>strong{font-size:9px;color:#dfc496;letter-spacing:.06em}
#assemblyGlue{margin:8px 0 0}
#assemblyRemovable{display:inline-block;padding:5px 9px;border:1px solid #90bea542;color:#a7d5bb;border-radius:3px;font-size:8px;margin-bottom:12px}
#assemblyInstructions details{border-top:1px solid var(--line);font-size:11px;color:#a3adbc}
#assemblyInstructions summary{cursor:pointer;min-height:40px;padding:12px 0;color:#c3cad4;line-height:1.4}
#assemblyPieceCount{letter-spacing:.02em}
.assembly-parts{list-style:none;padding:0;margin:6px 0 14px;display:grid;grid-template-columns:1fr;gap:8px}
.assembly-parts li{display:flex;align-items:center;gap:12px;padding:10px;border:1px solid var(--line);border-radius:6px;background:#101721}
.assembly-parts svg{width:55px;height:48px;flex:none;padding:3px;fill:#cfb38a;filter:drop-shadow(0 2px 3px #0008)}
.assembly-parts strong{color:#edc789;font:10px ui-monospace,monospace}
.assembly-parts span{display:block;font-size:11px;line-height:1.5;margin:3px 0;color:#c6cdd5}
.assembly-parts small{font-size:9px;color:#7f8a99}
#assemblyConnections{padding:0;list-style:none;line-height:1.9;color:#dbc6a3}
#assemblyConnections li+li{margin-top:9px}
#assemblyConnections span{display:block;color:#8996a7}
#assemblyConnections [data-joint-purpose="locator"] span{color:#bcd9c9;font-weight:600}
#assemblyFinish{background:#9cc4af0c;border:1px solid #9cc4af33;padding:13px;border-radius:5px;color:#bcd9c9;margin:14px 0 0}
.assembly-legend{position:absolute;left:24px;top:25px;right:65px;color:#eac17a;font-size:8px;letter-spacing:.07em;pointer-events:none;z-index:2}
.assembly-legend:before{content:'';display:inline-block;width:6px;height:6px;background:#ffbc4a;border-radius:50%;margin-right:8px}
.viewer-shell.assembly-mode .stage-meta,.viewer-shell.assembly-mode .viewer-toolbar,.viewer-shell.assembly-mode .stage-caption{display:none}
.assembly-playback{position:absolute;left:18px;right:18px;bottom:8px;z-index:3}
.assembly-controls{display:flex;align-items:center;gap:7px;margin-top:10px}
.assembly-controls button{min-height:38px;border-radius:5px;padding:9px 12px;border:1px solid #ffffff20;background:#101721;font-size:10px}
.assembly-controls #assemblyPlay{background:#e8bd76;color:#17130d;border-color:#e8bd76;min-width:84px}
.assembly-controls #assemblyNext{margin-left:auto}
.assembly-controls button:hover:enabled{border-color:#e8bd76}
.assembly-controls button:disabled{opacity:.35;cursor:default}
#assemblyProgress{width:100%;height:2px;display:block;appearance:none;margin:0;border:0;background:#ffffff10;accent-color:#e8bd76}
#assemblyProgress::-webkit-progress-bar{background:#ffffff10}
#assemblyProgress::-webkit-progress-value{background:#e8bd76}
#assemblyStatus{font-size:9px;color:var(--muted);min-height:14px;line-height:1.5;margin:7px 0 0}
#assemblyStatus.error{color:#ffb4a6}
#assemblyStart{position:absolute;right:0;bottom:0;font-size:10px;padding:7px 12px}
.presentation-toolbar{max-width:100%;scroll-margin-top:20px}
.presentation-toolbar button{white-space:nowrap}
@media(max-width:1150px){.presentation-toolbar button{padding:8px 12px;font-size:10px}.product-hero.assembly-mode{grid-template-columns:minmax(260px,.85fr) minmax(0,1.5fr)}}
@media(max-width:800px){
  #productOverview{display:flex;flex-direction:column;align-items:center;width:100%}
  .product-hero.assembly-mode{grid-template-columns:1fr}
  #assemblyInstructions{max-width:650px}
  #assemblyHeading{font-size:32px;margin-bottom:20px}
  .assembly-parts{grid-template-columns:repeat(2,minmax(0,1fr))}
  .presentation-toolbar{margin-left:auto;margin-right:auto}
}
@media(max-width:480px){
  .presentation-toolbar{width:100%;justify-content:center;gap:1px}
  .presentation-toolbar button{padding:8px 10px;min-height:40px;font-size:10px}
  .presentation-toolbar button span{padding-left:4px}
  .assembly-legend{font-size:7px;left:15px;top:22px}
  .assembly-playback{left:12px;right:12px}
  .assembly-controls{gap:5px}
  .assembly-controls button{font-size:9px;padding:9px 8px}
  .assembly-controls #assemblyPlay{min-width:78px}
  #assemblyHeading{font-size:31px}
  .assembly-parts{grid-template-columns:1fr}
}