/* Text-only Studio: keep the glacier palette and give the equipment room to breathe. */
#am-studio-tour .equipment-card,
#am-studio-tour .accessory-grid article,
#am-studio-tour .past-gear-content li,
#am-studio-tour .signal-chain li,
#am-studio-tour .plugin-brands li,
#am-studio-tour .process-brands li {
  background:linear-gradient(145deg,#f3faffb3,#bfd9e780);
  border:1px solid #688b9e35;
  border-radius:8px;
  box-shadow:0 8px 24px #19394e0d, inset 0 1px 0 #ffffff80;
  padding:22px;
  min-width:0;
  overflow-wrap:anywhere;
}
#am-studio-tour .stage {align-items:stretch;gap:16px}
#am-studio-tour .equipment-card {display:flex;flex-direction:column;justify-content:center;min-height:120px;font-size:18px;line-height:1.6;color:#18394c}
#am-studio-tour .guitar-layout .equipment-card {min-height:120px}
#am-studio-tour .signal-chain {gap:18px}
#am-studio-tour .signal-chain li {padding:24px}
#am-studio-tour .signal-chain h4 {font-size:24px}
#am-studio-tour .chain-stage {font-size:14px}
#am-studio-tour .plugin-brands {grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:16px}
#am-studio-tour .plugin-brands li {min-height:76px;text-align:center;font-size:16px}
#am-studio-tour .process-brands {display:flex;flex-wrap:wrap;gap:12px;list-style:none;padding:0;margin:20px 0}
#am-studio-tour .process-brands li {padding:12px 18px;font-size:16px}
#am-studio-tour .accessory-grid h3 {margin-top:0}
@media(max-width:650px){
 #am-studio-tour .stage {grid-template-columns:1fr}
 #am-studio-tour .equipment-card {min-height:88px}
 #am-studio-tour .accessory-grid {gap:16px}
}
@media(max-width:420px){#am-studio-tour .accessory-grid {grid-template-columns:1fr}}

/* Each studio department is independently expandable, including with the keyboard. */
#am-studio-tour details.chapter{padding:0}
#am-studio-tour details.chapter>summary.chapter-head{display:flex;align-items:center;gap:18px;margin:0;padding:28px 0;list-style:none;cursor:pointer;color:#101820;min-height:80px}
#am-studio-tour details.chapter>summary::-webkit-details-marker{display:none}
#am-studio-tour details.chapter>summary h2{flex:1}
#am-studio-tour details.chapter>summary .gear-toggle{margin-left:auto;flex:none;font-size:26px;line-height:1;color:#796039}
#am-studio-tour details.chapter>summary .gear-toggle::before{content:'+'}
#am-studio-tour details.chapter[open]>summary .gear-toggle::before{content:'−'}
#am-studio-tour details.chapter[open]{padding-bottom:32px}
#am-studio-tour details.chapter>summary:hover h2{color:#725321}
@media(max-width:650px){#am-studio-tour details.chapter>summary.chapter-head{gap:12px}#am-studio-tour details.chapter>summary h2{font-size:30px}}

#am-studio-tour details.chapter>summary .gear-toggle::before{position:static;display:block;background:none;height:auto;width:auto}
#am-studio-tour details.chapter>summary .gear-toggle::after{display:none}