/* ============================================================
   VBunny Go — Shared Room Engine
   Generalizes the zayne-layered responsive room frame:
   bg image is the sizer, pieces are %-anchored, blurred self-wash
   fills leftover space. Touch-first, kid-safe, no rapid flashing.
   ============================================================ */

:root {
  --re-ink: #2B2B33;
  --re-paper: #FBF7EF;
  --re-paper-2: #F3ECDD;
  --re-purple: #8B43E6;
  --re-pink: #E86984;
  --re-yellow: #F0C74A;
  --re-glow: rgba(139, 67, 230, 0.60);
  --re-glow-soft: rgba(139, 67, 230, 0.28);
  --re-reserve: 200px;
  --re-hand: 'Caveat', cursive;
  --re-ui: 'Baloo 2', 'Comic Sans MS', system-ui, sans-serif;
}

/* ---- responsive room frame ----
   Stage fills available space; bg image sizes the scene so the
   whole room stays in frame on PC + phone + tablet, both orients. */
.room-stage {
  position: relative;
  flex: 1 1 auto;
  min-height: 0;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px;
}

/* Blurred wash of the room's own art in leftover letterbox space */
.room-stage::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image: var(--roombg);
  background-size: cover;
  background-position: center;
  filter: blur(38px) brightness(1.05) saturate(1.06);
  transform: scale(1.15);
  opacity: 0.6;
  pointer-events: none;
}

.room-stage::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background: linear-gradient(180deg, rgba(234, 242, 252, 0.30), rgba(221, 232, 246, 0.46));
  pointer-events: none;
}

/* Scene: sizes to the bg image's intrinsic aspect */
.room-stage .scene.room-scene,
.scene.room-scene.re-engine {
  position: relative;
  z-index: 1;
  margin: 0;
  display: block;
  line-height: 0;
  width: auto;
  height: auto;
  min-height: 0;
  max-width: 100%;
  max-height: 100%;
  background: transparent;
  box-shadow: 0 12px 26px rgba(30, 40, 70, 0.24);
  touch-action: manipulation;
  border-radius: 14px;
  overflow: visible;
}

.room-stage .scene.room-scene > .scene-bg,
.scene.room-scene.re-engine > .scene-bg {
  position: static;
  inset: auto;
  display: block;
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: calc(100svh - var(--re-reserve, var(--reserve, 200px)));
  object-fit: contain;
  border-radius: inherit;
  z-index: 0;
  pointer-events: none;
  user-select: none;
  -webkit-user-drag: none;
}

/* ---- pieces (%-anchored layers) ---- */
.re-piece {
  position: absolute;
  transform: translate(-50%, -50%);
  pointer-events: none;
  user-select: none;
  -webkit-user-drag: none;
  filter: drop-shadow(0 6px 7px rgba(30, 40, 70, 0.22));
  transform-origin: center center;
  will-change: transform, filter;
  /* soft transition for glow/scale — kept gentle, never rapid */
  transition:
    filter 0.22s ease,
    transform 0.22s ease,
    opacity 0.22s ease;
}

.re-piece img,
.re-piece > .re-piece-img {
  display: block;
  width: 100%;
  height: auto;
  pointer-events: none;
  user-select: none;
  -webkit-user-drag: none;
}

/* Interactive pieces (game / coming-soon / hidden with glow) */
.re-piece.re-interactive {
  pointer-events: auto;
  cursor: pointer;
  /* min hit comfort for kids — expand tap area slightly */
  touch-action: manipulation;
}

/* Glow + slight scale on hover / focus / armed (first tap) */
.re-piece.re-glow.re-hover,
.re-piece.re-glow:hover,
.re-piece.re-glow:focus-visible,
.re-piece.re-glow.re-armed {
  z-index: 40 !important;
  filter:
    drop-shadow(0 0 14px var(--re-glow))
    drop-shadow(0 0 28px var(--re-glow-soft))
    drop-shadow(0 6px 7px rgba(30, 40, 70, 0.22));
}

/* Scale is applied via a CSS custom property so it composes with
   the piece's base translate/rotate/skew/flip transform. */
.re-piece.re-glow.re-hover,
.re-piece.re-glow:hover,
.re-piece.re-glow:focus-visible,
.re-piece.re-glow.re-armed {
  --re-scale: 1.05;
}

/* Label bubble (ztag) — appears on hover / armed tap */
.re-piece .re-ztag {
  position: absolute;
  left: 50%;
  bottom: calc(100% + 6px);
  transform: translateX(-50%) translateY(6px);
  font-family: var(--re-hand, 'Caveat', cursive);
  font-weight: 700;
  font-size: clamp(13px, 1.4vw, 18px);
  color: var(--re-ink, #2B2B33);
  background: rgba(251, 247, 239, 0.95);
  border: 2px solid var(--re-ink, #2B2B33);
  border-radius: 12px 14px 11px 13px / 13px 11px 14px 12px;
  padding: 3px 10px;
  opacity: 0;
  pointer-events: none;
  white-space: nowrap;
  max-width: min(52vw, 240px);
  text-align: center;
  line-height: 1.1;
  box-shadow: 1px 2px 0 rgba(43, 43, 51, 0.18);
  transition: opacity 0.18s ease, transform 0.18s ease;
  z-index: 50;
}

.re-piece.re-hover .re-ztag,
.re-piece:hover .re-ztag,
.re-piece:focus-visible .re-ztag,
.re-piece.re-armed .re-ztag {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* Hidden pieces: still tappable but subtler until found / armed */
.re-piece.re-zone-hidden {
  /* slightly softer so they feel "findable" not obvious buttons */
  opacity: 0.92;
}
.re-piece.re-zone-hidden.re-found {
  opacity: 1;
  pointer-events: none;
  cursor: default;
}
.re-piece.re-zone-hidden.re-found .re-ztag {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
  background: var(--re-yellow, #F0C74A);
}

/* Decor: never interactive */
.re-piece.re-zone-decor {
  pointer-events: none;
  cursor: default;
}

/* ---- idle animations (CSS-driven, gentle) ----
   Sway/bob run on an INNER .re-piece-motion wrapper so they compose cleanly
   with the outer %-anchor transform (no @property required).
   Pulse is a soft glow breathe on the outer piece filter. */
@keyframes re-sway {
  0%, 100% { transform: rotate(-2.2deg); }
  50%      { transform: rotate(2.2deg); }
}
@keyframes re-bob {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-7px); }
}
@keyframes re-pulse {
  0%, 100% {
    filter: drop-shadow(0 6px 7px rgba(30, 40, 70, 0.22))
            drop-shadow(0 0 4px rgba(139, 67, 230, 0.15));
  }
  50% {
    filter: drop-shadow(0 6px 7px rgba(30, 40, 70, 0.22))
            drop-shadow(0 0 16px rgba(139, 67, 230, 0.45))
            drop-shadow(0 0 28px rgba(139, 67, 230, 0.22));
  }
}

.re-piece {
  --re-scale: 1;
}

.re-piece-motion {
  display: block;
  width: 100%;
  line-height: 0;
  transform-origin: center bottom;
  will-change: transform;
}

.re-piece-motion.re-idle-sway {
  animation: re-sway var(--re-period, 4s) ease-in-out infinite;
}
.re-piece-motion.re-idle-bob {
  animation: re-bob var(--re-period, 3.5s) ease-in-out infinite;
}
.re-piece.re-idle-pulse {
  animation: re-pulse var(--re-period, 4s) ease-in-out infinite;
}

/* Base %-anchor transform: JS sets --re-rot / --re-sk / --re-fx / --re-fy;
   --re-scale bumps on hover/arm without fighting idle motion. */
.re-piece.re-has-base {
  transform:
    translate(-50%, -50%)
    rotate(var(--re-rot, 0deg))
    skewX(var(--re-sk, 0deg))
    scale(calc(var(--re-fx, 1) * var(--re-scale, 1)), calc(var(--re-fy, 1) * var(--re-scale, 1)));
}

/* Loading / error states */
.room-stage.re-loading::after {
  content: "loading room…";
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  z-index: 5;
  font-family: var(--re-hand, cursive);
  font-size: 22px;
  color: rgba(43, 43, 51, 0.55);
  background: none;
  filter: none;
  opacity: 1;
  pointer-events: none;
}
.room-stage.re-error .scene-bg {
  opacity: 0.3;
}
.room-stage .re-error-msg {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  z-index: 6;
  font-family: var(--re-hand, cursive);
  font-size: 20px;
  color: var(--re-ink, #2B2B33);
  background: var(--re-paper, #FBF7EF);
  border: 2.5px solid var(--re-ink, #2B2B33);
  border-radius: 14px;
  padding: 12px 18px;
  text-align: center;
  max-width: 80%;
}

/* BG image 404 — soft themed stage (JS swaps --roombg to pastel data-URI)
   so the wash + scene still size; pieces keep rendering. */
.room-stage.re-bg-missing {
  background: linear-gradient(165deg, #E8F4FC 0%, #F3E6F5 48%, #FBF3E4 100%);
}
.room-stage.re-bg-missing::before {
  opacity: 0.45;
}
.room-stage .re-bg-note {
  position: absolute;
  left: 50%;
  bottom: 16px;
  transform: translateX(-50%);
  z-index: 6;
  font-family: var(--re-ui, system-ui, sans-serif);
  font-weight: 800;
  font-size: 14px;
  color: var(--re-ink, #2B2B33);
  background: rgba(251, 247, 239, 0.94);
  border: 2.5px solid var(--re-ink, #2B2B33);
  border-radius: 999px;
  padding: 8px 16px;
  box-shadow: 2px 3px 0 rgba(43, 43, 51, 0.14);
  pointer-events: none;
  text-align: center;
  white-space: nowrap;
  max-width: min(92vw, 360px);
}

/* Toast for hidden finds (engine-local, optional) */
.re-toast {
  position: fixed;
  left: 50%;
  bottom: 96px;
  transform: translateX(-50%) translateY(12px);
  z-index: 120;
  font-family: var(--re-ui, system-ui, sans-serif);
  font-weight: 800;
  font-size: 16px;
  color: var(--re-ink, #2B2B33);
  background: var(--re-yellow, #F0C74A);
  border: 2.5px solid var(--re-ink, #2B2B33);
  border-radius: 14px;
  padding: 10px 18px;
  box-shadow: 2px 4px 0 rgba(43, 43, 51, 0.2);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease;
  max-width: min(90vw, 360px);
  text-align: center;
}
.re-toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ---- reduced motion ---- */
@media (prefers-reduced-motion: reduce) {
  .re-piece-motion.re-idle-sway,
  .re-piece-motion.re-idle-bob,
  .re-piece.re-idle-pulse {
    animation: none !important;
  }
  .re-piece {
    transition: none !important;
  }
  .re-toast {
    transition: none !important;
  }
}

/* Touch comfort: slightly larger label text on coarse pointers */
@media (pointer: coarse) {
  .re-piece .re-ztag {
    font-size: clamp(15px, 2.2vw, 20px);
    padding: 5px 12px;
  }
  .re-piece.re-interactive {
    /* expand hit area without changing visual size */
    padding: 4px;
    margin: -4px;
  }
}

/* ============================================================
   Mobile phone camera (JS adds .re-mobile-camera when
   pointer:coarse + width ≤ ~700). Height-fill base + transform
   pan/zoom. Desktop / iPad-landscape keep whole-room-in-frame.
   ============================================================ */
.room-stage.re-mobile-camera {
  padding: 0;
  overflow: hidden;
  touch-action: none;
  -webkit-user-select: none;
  user-select: none;
  /* Still flex-center the scene; camera translate/scale rides on top. */
  align-items: center;
  justify-content: center;
}

.room-stage.re-mobile-camera .scene.room-scene,
.room-stage.re-mobile-camera .scene.room-scene.re-engine {
  max-width: none;
  max-height: none;
  /* transform set by JS: translate(x,y) scale(s) — origin center */
  transform-origin: center center;
  will-change: transform;
  touch-action: none;
  border-radius: 0;
  box-shadow: none;
}

.room-stage.re-mobile-camera .scene.room-scene > .scene-bg,
.room-stage.re-mobile-camera .scene.room-scene.re-engine > .scene-bg {
  max-width: none;
  max-height: none;
  /* width/height set by JS to fill-height base size */
  width: auto;
  height: auto;
  border-radius: 0;
}

/* Pieces stay %-anchored inside the scene; pan/zoom is scene transform.
   Keep idle motion + glow working; only expand hit comfort slightly. */
.room-stage.re-mobile-camera .re-piece.re-interactive {
  touch-action: none;
}

/* First-visit pan hint — dismissed after ~3s, once via localStorage */
.re-pan-hint {
  position: absolute;
  left: 50%;
  bottom: max(14%, 72px);
  transform: translateX(-50%);
  z-index: 70;
  font-family: var(--re-ui, system-ui, sans-serif);
  font-weight: 800;
  font-size: 15px;
  color: var(--re-ink, #2B2B33);
  background: rgba(251, 247, 239, 0.94);
  border: 2.5px solid var(--re-ink, #2B2B33);
  border-radius: 999px;
  padding: 8px 16px;
  box-shadow: 2px 3px 0 rgba(43, 43, 51, 0.18);
  pointer-events: none;
  white-space: nowrap;
  max-width: min(92vw, 320px);
  text-align: center;
  opacity: 1;
  transition: opacity 0.25s ease, transform 0.25s ease;
}
.re-pan-hint.re-pan-hint-hide {
  opacity: 0;
  transform: translateX(-50%) translateY(6px);
}

@media (prefers-reduced-motion: reduce) {
  .re-pan-hint {
    transition: none !important;
  }
  .room-stage.re-mobile-camera .scene.room-scene,
  .room-stage.re-mobile-camera .scene.room-scene.re-engine {
    /* Still allow pan/zoom transforms; just no CSS transition on them */
    transition: none !important;
  }
}