/* ═══════════════════════════════════════
   panels.css — Right Panel (3D + Layers)
═══════════════════════════════════════ */

#right-panel {
  width: var(--right-panel-w);
  background: var(--bg-panel);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  flex-shrink: 0;
}

/* ═══ 3D PREVIEW SECTION ═══════════════ */
#preview-section {
  display: flex;
  flex-direction: column;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

#preview-3d-container {
  position: relative;
  width: 100%;
  aspect-ratio: 1;
  background: #0d0f0d;
  overflow: hidden;
  max-height: 260px;
}

#preview-3d {
  width: 100%;
  height: 100%;
  display: block;
  touch-action: none;
}

/* Placeholder when no model loaded */
#preview-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: #0d0f0d;
  color: var(--text-mid);
  text-align: center;
  padding: 16px;
}
#preview-placeholder .placeholder-icon { font-size: 36px; opacity: 0.4; }
#preview-placeholder p { font-size: 11px; line-height: 1.5; max-width: 160px; }
.load-model-btn {
  background: var(--bg-panel-alt);
  border: 1px solid var(--border-mid);
  color: var(--accent);
  padding: 5px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  transition: background var(--transition), border-color var(--transition);
}
.load-model-btn:hover { background: var(--bg-hover); border-color: var(--accent-dark); }

/* Model selector (male/female) */
#model-selector {
  display: flex;
  border-bottom: 1px solid var(--border);
}
.model-btn {
  flex: 1;
  padding: 5px 0;
  background: transparent;
  border: none;
  border-right: 1px solid var(--border);
  color: var(--text-mid);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  cursor: pointer;
  transition: color var(--transition), background var(--transition);
}
.model-btn:last-child { border-right: none; }
.model-btn:hover { color: var(--text-hi); background: var(--bg-hover); }
.model-btn.active {
  color: var(--accent-bright);
  background: var(--bg-selected);
}

/* Template selector row */
#template-selector-row {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 8px;
  border-bottom: 1px solid var(--border);
}
#template-select {
  font-size: 11px;
}

/* ═══ PRENDAS SECTION ════════════════════ */
#presets-section {
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
#presets-section .panel-header {
  /* Inherits panel-header styles from main.css */
}
#preset-status {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 120px;
}

/* ═══ LAYERS SECTION ════════════════════ */
#layers-section {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-height: 0;
}

#layer-controls-row {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 5px 8px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-dark);
  flex-shrink: 0;
}

/* Layers list */
#layers-list {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 4px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

/* ── LAYER ITEM ──────────────────────── */
.layer-item {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 4px 5px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition);
  position: relative;
  user-select: none;
}
.layer-item:hover {
  background: var(--bg-hover);
}
.layer-item.active {
  background: var(--bg-selected);
  border-color: var(--accent-dark);
}
.layer-item.template-layer {
  border-left: 2px solid var(--warn);
}

/* Layer visibility toggle */
.layer-vis {
  width: 16px;
  height: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-mid);
  font-size: 12px;
  cursor: pointer;
  flex-shrink: 0;
  border-radius: 2px;
  transition: color var(--transition);
}
.layer-vis:hover { color: var(--text-hi); }
.layer-vis.hidden { color: var(--text-lo); }

/* Layer thumbnail */
.layer-thumb {
  width: 28px;
  height: 28px;
  border-radius: 2px;
  border: 1px solid var(--border);
  flex-shrink: 0;
  background: var(--bg-input);
  overflow: hidden;
  position: relative;
}
.layer-thumb canvas,
.layer-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Layer name */
.layer-name {
  flex: 1;
  font-size: 12px;
  color: var(--text-hi);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
}
.layer-name.editing {
  background: var(--bg-input);
  border: 1px solid var(--accent-dark);
  border-radius: 2px;
  padding: 1px 4px;
  outline: none;
  color: var(--text-hi);
  font-family: var(--font-ui);
  font-size: 12px;
  width: 100%;
}

/* Layer lock icon */
.layer-lock {
  width: 14px;
  height: 14px;
  color: var(--text-lo);
  font-size: 11px;
  flex-shrink: 0;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}
.layer-lock.locked { color: var(--warn); }

/* Drag-over indicator */
.layer-item.drag-over-top    { border-top: 2px solid var(--accent); }
.layer-item.drag-over-bottom { border-bottom: 2px solid var(--accent); }
.layer-item.dragging { opacity: 0.4; }