/* Independently authored registered planes and native atmospheric sprites. */
#cake-stage { isolation:isolate; }
#room-layers,#cake-shadow,#surface-shadows,#outside-surfaces,#light-canvas,#outside-canvas,.room-plane { position:absolute;inset:0;width:100%;height:100%;pointer-events:none; }
#room-layers { z-index:0;overflow:hidden; }
#outside-canvas,.room-plane { transform:scale(1.025);transform-origin:center;will-change:transform; }
#cake-shadow { z-index:1; }
#cake-art { z-index:2; }
#cake-art.surface-ready,.sticker-image.surface-ready { opacity:0; }
#cake-lit { position:absolute;z-index:2;pointer-events:none;object-fit:fill; }
#surface-shadows { z-index:5; }
.decoration-light { position:absolute;inset:0;width:100%;height:100%;pointer-events:none; }
#light-canvas { z-index:9;mix-blend-mode:screen; }
#motion-button[aria-pressed=false] { opacity:.72; }
.world-status { display:flex;align-items:center;gap:12px;min-width:0;font-size:12px;color:#977485; }
#world-clock { color:#98506c;font-variant-numeric:tabular-nums;font-weight:700;letter-spacing:.06em; }
.environment-panel { margin:0 20px 18px;border:1px solid #eddad8;border-radius:15px;background:#fff9f5;color:#976c7b;font-size:12px; }
.environment-panel summary { display:flex;justify-content:space-between;align-items:center;cursor:pointer;padding:13px 15px;list-style:none; }
.environment-panel summary::-webkit-details-marker { display:none; }
.environment-panel summary>span:first-child { font-weight:600; }
#world-mode-label { font-size:10px;text-transform:uppercase;letter-spacing:.1em;color:#b9958f; }
.environment-fields { padding:0 15px 15px; }
.world-modes { display:flex;gap:7px;margin-bottom:12px; }
.environment-panel button,.environment-panel select { color:#885166;border:1px solid #e8d0d1;background:#fffdf9;border-radius:9px;font:inherit; }
.environment-panel button { padding:9px 11px;cursor:pointer; }
.world-modes button[aria-pressed=true] { background:#f8e3e1;border-color:#dab2b9; }
.environment-panel label { display:flex;flex-direction:column;gap:6px; }
.world-speed { flex-direction:row!important;justify-content:space-between;align-items:center;margin-bottom:12px; }
.environment-panel select { min-height:35px;padding:6px 8px;max-width:100%; }
.world-speed select { min-width:85px; }
.world-hour { display:grid!important;grid-template-columns:1fr auto; }
.world-hour input { grid-column:1/-1;width:100%;accent-color:#c58292; }
.world-hour output { font-variant-numeric:tabular-nums; }
.world-grid { display:grid;grid-template-columns:1fr 1fr;gap:11px;margin:12px 0; }
.environment-panel p { margin:12px 0 0;line-height:1.6; }
.world-note { color:#a5898e;font-size:11px; }
[hidden] { display:none!important; }
@media(max-width:600px) { .environment-panel { margin:0 12px 14px; }.world-status { gap:8px;font-size:11px; }.world-grid { gap:9px; } }
@media(prefers-reduced-motion:reduce) { #outside-canvas,.room-plane { will-change:auto; } }