.scene-prompt{width:100%;margin-top:14px}
.scene-prompt label{display:block;margin-bottom:7px;color:#d493ff;font-size:9px;font-weight:800;letter-spacing:.16em}
.scene-prompt textarea{display:block;width:100%;height:156px;resize:none;overflow:auto;border:1px solid #44375e;border-radius:11px;background:#0b0913;color:#f7f4ff;padding:12px;font:600 11px/1.5 Inter,system-ui,sans-serif;scrollbar-width:thin;scrollbar-color:#796f82 #28232f}
.scene-prompt-actions{display:grid;grid-template-columns:1fr 1fr;gap:9px;width:100%;margin-top:10px}
.scene-prompt-actions .button{width:100%;min-width:0;padding:12px 8px;font-size:11px;white-space:nowrap;color:#fff}
.copy-scene-prompt{color:#fff;background:rgba(255,255,255,.07);border-color:#65587f;cursor:pointer}
.copy-scene-prompt:hover,.copy-scene-prompt:focus-visible{color:#fff;background:rgba(139,92,246,.2);border-color:#a978ff;outline:none}

/* One authoritative preview layout. */
.viewer360{box-sizing:border-box;width:100vw;max-width:100vw;height:100vh;height:100dvh;min-width:0;min-height:0;overflow:hidden;isolation:isolate}
.viewer360-stage,.viewer360 aside{min-width:0;min-height:0}
.viewer360 aside{overflow-y:auto;overscroll-behavior:contain}
.viewer360>.viewer360-close{position:absolute!important;z-index:2147483647!important;top:max(14px,env(safe-area-inset-top))!important;right:max(14px,env(safe-area-inset-right))!important;display:inline-flex!important;visibility:visible!important;opacity:1!important;align-items:center;justify-content:center;gap:7px;min-width:92px;height:44px;padding:0 15px;border:1px solid rgba(255,255,255,.62);border-radius:999px;background:#120d20;color:#fff;font-size:13px;font-weight:800;line-height:1;box-shadow:0 8px 28px rgba(0,0,0,.75),0 0 0 1px rgba(188,113,255,.22);backdrop-filter:blur(12px);cursor:pointer;touch-action:manipulation;transform:translateZ(0)}
.viewer360-close span{font-size:25px;font-weight:400;line-height:.8}
.viewer360-close b{font-size:11px;letter-spacing:.04em}
.viewer360-close:hover,.viewer360-close:focus-visible{background:#8b45e8;border-color:#fff;outline:3px solid rgba(210,143,255,.35);outline-offset:2px}
.music360[hidden]{display:none!important}
.music360.is-loading{opacity:.72;cursor:wait}
.music360.is-error{border-color:#e56b91;color:#ffd7e4}

@media(min-width:901px){
  .viewer360{grid-template-columns:minmax(0,1fr) minmax(320px,390px);grid-template-rows:1fr;gap:0;padding:26px}
  .viewer360 aside{padding:56px 28px 30px}
}

@media(max-width:900px){
  .viewer360{position:fixed;inset:0;z-index:1000;display:grid;grid-template-columns:100%;grid-template-rows:minmax(220px,44dvh) minmax(0,1fr);gap:0;padding:10px;background:#05040a}
  .viewer360[hidden]{display:none}
  .viewer360-stage{width:100%;height:100%;border-radius:14px}
  .viewer360 aside{width:100%;max-width:none;max-height:none;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-content:start;gap:8px 10px;padding:14px 6px max(24px,env(safe-area-inset-bottom));background:#05040a}
  .viewer360 aside>.eyebrow,.viewer360 aside>h2,.viewer360 aside>p,.scene-prompt,.scene-prompt-actions{grid-column:1/-1}
  .viewer360 aside>.eyebrow{font-size:9px}
  .viewer360 aside>h2{font-size:23px;margin:0;line-height:1.15}
  .viewer360 aside>p{margin:0;font-size:12px}
  .viewer360 .rotate360,.viewer360 .music360{width:100%;min-width:0;margin:2px 0;padding:10px 8px;text-align:center}
  .scene-prompt{margin-top:3px}
  .scene-prompt textarea{height:118px}
  .scene-prompt-actions{margin-top:0}
}

@media(max-width:620px){
  .viewer360{grid-template-rows:clamp(205px,34dvh,280px) minmax(0,1fr);padding:8px}
  .viewer360>.viewer360-close{top:max(12px,env(safe-area-inset-top))!important;right:max(12px,env(safe-area-inset-right))!important;min-width:88px;height:42px;padding:0 13px;background:#120d20}
  .viewer360 .drag-hint{bottom:10px;font-size:9px;padding:7px 10px}
  .viewer360 aside{display:flex;flex-direction:column;align-items:stretch;gap:8px;padding:12px 4px max(24px,env(safe-area-inset-bottom))}
  .viewer360 aside>p{display:none}
  .viewer360 aside h2{font-size:20px}
  .viewer360 .rotate360,.viewer360 .music360{margin:0;padding:10px 12px;font-size:10px}
  .scene-prompt{margin:1px 0 0}
  .scene-prompt textarea{height:128px;min-height:128px;font-size:10px}
  .scene-prompt-actions{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:8px;margin:0}
  .scene-prompt-actions .button{min-height:42px;padding:10px 5px;font-size:10px}
}

@media(max-width:360px){
  .viewer360{grid-template-rows:190px minmax(0,1fr)}
  .scene-prompt-actions{grid-template-columns:1fr}
}