.scene-darkroom {
  flex-direction: column;
  align-items: center;
  background:
    linear-gradient(90deg, rgba(0,0,0,.42), transparent 22% 78%, rgba(0,0,0,.42)),
    radial-gradient(ellipse at 50% 54%, rgba(151, 28, 43, 0.2), transparent 45%),
    linear-gradient(#25090d, #090707 70%);
}

.darkroom-safe-light {
  position: absolute;
  left: 50%;
  top: -1.1rem;
  width: 5.4rem;
  height: 3rem;
  transform: translateX(-50%);
  border: 1px solid rgba(238, 110, 102, 0.25);
  border-radius: 0 0 50% 50%;
  background: #701a25;
  box-shadow:
    0 2.5rem 4.5rem 2.8rem rgba(174, 31, 48, 0.16),
    0 0 18px rgba(229, 62, 65, 0.3);
}

.darkroom-workbench {
  position: relative;
  z-index: var(--z-content);
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 88%;
  padding-top: 0.4rem;
}

.darkroom-workbench::before {
  content: "";
  position: absolute;
  left: -8%;
  right: -8%;
  top: 6.7rem;
  bottom: -3rem;
  z-index: -1;
  border-top: 4px solid #3d2420;
  background: linear-gradient(#1a1110, #0c0909);
  box-shadow: 0 -12px 24px rgba(0,0,0,.42);
}

.darkroom-tools {
  position: absolute;
  top: 5.6rem;
  right: 0.3rem;
  z-index: 3;
  display: flex;
  gap: 0.25rem;
  transform: rotate(-5deg);
}

.darkroom-tools span {
  display: block;
  width: 2px;
  height: 2.5rem;
  background: linear-gradient(#a88767, #30201b);
  box-shadow: 0 0 0 1px rgba(0,0,0,.28);
}

.darkroom-tools span::after {
  content: "";
  display: block;
  width: 0.5rem;
  height: 0.8rem;
  margin-left: -0.22rem;
  border: 1px solid #7d5942;
}

.clue-sources {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.55rem;
  width: 100%;
}

.clue-source {
  position: relative;
  min-width: 0;
  min-height: 76px;
  border: 1px solid rgba(222, 143, 126, 0.36);
  border-radius: 3px;
  padding: 1.7rem 0.45rem 0.5rem;
  color: #f2d6cc;
  background:
    linear-gradient(135deg, rgba(255,255,255,.09), transparent 28%),
    linear-gradient(145deg, #63202d, #2a1015);
  box-shadow: 0 9px 16px rgba(0,0,0,.28);
  font-size: var(--text-xs);
  line-height: 1.4;
  cursor: grab;
  touch-action: none;
  user-select: none;
  transition: transform var(--duration-fast), border-color var(--duration-fast), opacity var(--duration-fast);
}

.clue-source::before {
  content: "CLUE";
  position: absolute;
  left: 0.4rem;
  top: 0.35rem;
  color: rgba(246, 211, 196, 0.52);
  font-family: Georgia, serif;
  font-size: 0.52rem;
  letter-spacing: 0.17em;
}

@media (hover: hover) {
  .clue-source:hover { transform: translateY(-3px); border-color: rgba(226, 167, 137, 0.66); }
}

.clue-source:active { cursor: grabbing; }
.clue-source.is-dragging { opacity: 0.32; transform: scale(0.96); }

.developing-tray {
  position: relative;
  width: 100%;
  margin-top: 1rem;
  border: 9px solid #251716;
  border-radius: var(--radius-md);
  padding: 0.85rem;
  background:
    radial-gradient(ellipse at 50% 80%, rgba(98, 20, 29, 0.12), transparent 60%),
    #070606;
  box-shadow:
    inset 0 0 34px rgba(0, 0, 0, 0.86),
    0 12px 28px rgba(0, 0, 0, 0.42),
    0 1px rgba(182, 94, 79, 0.25);
}

.developing-tray::before,
.developing-tray::after {
  content: "";
  position: absolute;
  top: -13px;
  width: 2.8rem;
  height: 8px;
  border: 1px solid #614137;
  background: #33231e;
}

.developing-tray::before { left: 9%; }
.developing-tray::after { right: 9%; }

.developing-tray > p {
  margin: 0 0 0.7rem;
  color: var(--muted);
  font-size: var(--text-xs);
  text-align: center;
  letter-spacing: 0.06em;
}

.developing-slots {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
}

.developing-slot {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 62px;
  border: 1px dashed rgba(239, 165, 143, 0.36);
  border-radius: 3px;
  padding: 0.35rem;
  color: rgba(244, 216, 205, 0.5);
  background: rgba(121, 23, 36, 0.045);
  font-size: 0.66rem;
  text-align: center;
  transition: background var(--duration-fast), border-color var(--duration-fast), transform var(--duration-fast);
}

.developing-slot::after {
  content: "";
  position: absolute;
  inset: 5px;
  border: 1px solid rgba(255,255,255,.025);
}

.developing-slot.is-drop-target {
  transform: scale(1.035);
  border-color: var(--amber-300);
  color: var(--paper-100);
  background: rgba(201, 145, 79, 0.14);
  box-shadow: 0 0 22px rgba(201, 145, 79, 0.12);
}

.developing-slot.is-filled {
  border-style: solid;
  border-color: rgba(184, 198, 155, 0.52);
  color: #f4ddd4;
  background: rgba(93, 30, 43, 0.42);
}

.photo-paper {
  position: relative;
  display: grid;
  place-items: center;
  width: 72%;
  aspect-ratio: 4 / 3;
  margin: 0.9rem auto 0;
  overflow: hidden;
  border: 8px solid #e4daca;
  color: #68605a;
  background:
    linear-gradient(150deg, rgba(80, 68, 60, 0.06), transparent 38%),
    #ddd6ca;
  box-shadow: 0 9px 22px rgba(0, 0, 0, 0.44);
  font-family: var(--font-display);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
}

.photo-paper::before {
  content: "";
  position: absolute;
  left: 15%;
  right: 15%;
  top: -9px;
  height: 8px;
  border-radius: 0 0 6px 6px;
  background: #3b2d27;
  box-shadow: 0 1px 3px rgba(0,0,0,.45);
}

.photo-paper.is-developing { animation: paper-develop 1.8s var(--ease-ritual) forwards; }

.develop-progress {
  position: absolute;
  inset: -1px;
  transform: translateY(102%);
  background-color: #5c3034;
  background-image:
    linear-gradient(rgba(93, 25, 37, 0.28), rgba(37, 18, 21, 0.12)),
    var(--develop-image, none),
    linear-gradient(160deg, #7a3540, #4a3030 58%, #b17c52);
  background-position: center, var(--develop-position, 50% 50%), center;
  background-size: cover;
  filter: sepia(0.2) saturate(0.82) contrast(0.92);
}

.photo-paper.is-developing .develop-progress { animation: reveal-paper 1.8s var(--ease-ritual) forwards; }

.develop-button {
  width: 62%;
  margin-top: 0.9rem;
}

.drag-preview {
  position: absolute;
  z-index: 50;
  display: none;
  place-items: center;
  width: 92px;
  min-height: 54px;
  transform: translate(-50%, -50%) rotate(-2deg);
  border: 1px solid rgba(255, 219, 188, 0.48);
  border-radius: 3px;
  padding: 0.45rem;
  color: #f7ded1;
  background: rgba(92, 27, 42, 0.96);
  box-shadow: 0 12px 24px rgba(0,0,0,.42);
  pointer-events: none;
}

.drag-preview.is-visible { display: grid; }

@keyframes reveal-paper {
  0% { transform: translateY(102%); filter: contrast(0.4) brightness(1.25); }
  70% { filter: contrast(0.7) brightness(0.9); }
  100% { transform: translateY(0); filter: contrast(1) brightness(1); }
}

@keyframes paper-develop {
  65% { color: rgba(233, 221, 208, 0.3); }
  100% { color: var(--paper-100); }
}