/* The scene picker extends the demo's existing glass controls. */
#scenarios {
  position: absolute;
  z-index: var(--z-hint);
  top: var(--pad-top);
  right: var(--pad-right);
  width: 260px;
  border-radius: 18px;
}
#scenarios summary { cursor: pointer; padding: 12px 16px; font-weight: 500; }
#scene-name { float: right; color: var(--ink2); font-size: 12px; }
.scenario-menu { padding: 2px 10px 14px; }
#camera-views { position: absolute; right: var(--pad-right); bottom: calc(var(--dock-bottom) + 76px); z-index: var(--z-chrome); border-radius: 999px; padding: 4px; display: flex; gap: 3px; }
#camera-views button { border: 0; border-radius: 999px; padding: 12px 16px; background: transparent; cursor: pointer; }
#camera-views button[aria-pressed="true"] { background: var(--ink); color: white; }
.scenario-heading { padding: 8px 6px; color: var(--ink2); font-size: 11px; text-transform: uppercase; letter-spacing: .08em; }
.scenario-options { display: grid; gap: 5px; }
.scenario-option { text-align: left; padding: 12px; border: 1px solid transparent; background: transparent; border-radius: 10px; cursor: pointer; }
.scenario-option strong, .scenario-option span { display: block; }
.scenario-option strong { font-weight: 500; }
.scenario-option span { margin-top: 6px; color: var(--ink2); font-size: 11px; line-height: 1.3; }
.scenario-option:hover { background: rgba(0, 0, 0, .05); }
.scenario-option[aria-pressed="true"] { background: var(--ink); color: white; }
.scenario-option[aria-pressed="true"] span { color: rgba(255, 255, 255, .7); }
#scene-status, .scenario-menu > a { display: block; margin: 12px 6px 0; color: var(--ink2); font-size: 11px; line-height: 1.5; }
body[data-scene]:not([data-scene="studio"]) #title h1,
body[data-scene]:not([data-scene="studio"]) #depth,
body[data-scene]:not([data-scene="studio"]) #dragHint { color: white; text-shadow: 0 1px 6px rgba(0, 0, 0, .8); }
@media (max-width: 640px) {
  #scenarios { top: calc(var(--pad-top) + 95px); width: 220px; }
  #scenarios:not([open]) { width: 190px; }
  .scenario-menu { max-height: calc(100dvh - 270px); overflow-y: auto; }
}
@media (max-height: 500px) and (min-width: 641px) {
  .scenario-menu { max-height: calc(100dvh - 140px); overflow-y: auto; }
}
#ego-preview { position: absolute; right: var(--pad-right); bottom: calc(var(--dock-bottom) + 138px); max-width: calc(100vw - 28px); z-index: var(--z-chrome); border-radius: 14px; overflow: hidden; }
#ego-preview[hidden], #ego-preview figure[hidden] { display: none; }
#ego-preview header { height: 36px; display: flex; align-items: center; padding: 4px 10px; gap: 10px; font-size: 12px; }
#ego-preview header > div { display: flex; margin-left: auto; gap: 3px; }
#ego-preview button { background: transparent; border: 0; border-radius: 8px; padding: 6px 8px; cursor: pointer; }
#ego-preview button[aria-pressed="true"] { background: var(--ink); color: white; }
#ego-preview button:disabled { opacity: .35; cursor: default; }
.ego-cameras { display: flex; gap: 2px; overflow-x: auto; }
#ego-preview figure { margin: 0; position: relative; width: 320px; flex: 0 0 320px; }
#ego-preview figcaption { position: absolute; z-index: 1; top: 6px; left: 8px; background: #202326b3; color: white; padding: 3px 7px; border-radius: 5px; font-size: 11px; pointer-events: none; }
#ego-preview canvas { display: block; width: 320px; height: 181px; cursor: default; }
@media (max-width: 640px) {
  #scenarios { top: calc(var(--pad-top) + 148px); }
  #ego-preview { right: 14px; }
  .scenario-menu { max-height: calc(100dvh - 330px); }
}

#contact-debug { display: flex; align-items: center; gap: 6px; margin: 12px 6px; font-size: 11px; }
#contact-debug[hidden] { display: none; }
#locomotion-session { position: absolute; top: calc(var(--pad-top) + 110px); left: var(--pad-left); z-index: var(--z-chrome); padding: 4px; border-radius: 14px; max-width: calc(100vw - 28px); }
#locomotion-session button { border: 0; background: transparent; padding: 10px 14px; border-radius: 10px; cursor: pointer; font: 500 12px var(--text); }
#locomotion-session button[aria-selected="true"] { background: var(--ink); color: white; }
#locomotion-session button:disabled { opacity: .4; cursor: default; }
#locomotion-status:not(:empty) { display: block; padding: 5px 10px; font-size: 11px; color: var(--ink2); }
#locomotion-session [role="tablist"] { display: flex; gap: 3px; }


body[data-session]:not([data-session="motions"]) #title,
body[data-session]:not([data-session="motions"]) #dock,
body[data-session]:not([data-session="motions"]) #dragHint,
body[data-session]:not([data-session="motions"]) #splash { display: none !important; }
body[data-session]:not([data-session="motions"]) #locomotion-session { top: var(--pad-top); }
#locomotion-controls { position: absolute; bottom: var(--dock-bottom); left: 50%; transform: translateX(-50%); display: flex; align-items: center; gap: 20px; padding: 12px 20px; border-radius: 18px; z-index: var(--z-chrome); }
#locomotion-controls[hidden] { display: none; }
#locomotion-controls button { border: 0; background: transparent; color: var(--ink); font: 500 13px var(--text); cursor: pointer; padding: 10px; }
#locomotion-controls label { display: grid; grid-template-columns: 1fr auto; gap: 8px 12px; font-size: 12px; min-width: 155px; }
#locomotion-controls output { color: var(--ink2); }
#locomotion-controls input { grid-column: 1 / -1; width: 100%; }
@media (max-width: 640px) {
  body[data-session]:not([data-session="motions"]) #scenarios { top: calc(var(--pad-top) + 58px); }
  #locomotion-controls { width: calc(100% - 28px); gap: 8px; padding: 10px; flex-wrap: wrap; }
  #locomotion-controls label { flex: 1; min-width: 105px; }
  #locomotion-controls button { padding: 6px; }
}

/* The scan is a background layer: the invisible physics plane cannot erase it. */
.splat-background { position: fixed; inset: 0; z-index: 0; pointer-events: none; }
.splat-background .sse-viewer, .ego-splat .sse-viewer { position: relative; width: 100%; height: 100%; }
.splat-background canvas, .ego-splat canvas { display: block; width: 100%; height: 100%; }
body > canvas { position: absolute; inset: 0; z-index: 1; }
.ego-splat { opacity: 0; pointer-events: none; position: absolute; inset: 0; width: 320px; height: 181px; }