/* MyStep Drag & Drop 스타일 */

/* Drop Zone 하이라이트 */
.mystep-drop-zone-active {
  position: relative;
  background-color: rgba(59, 130, 246, 0.05) !important;
  border: 2px dashed #3b82f6 !important;
  border-radius: 8px;
  transition: all 0.2s ease-in-out;
}

.mystep-drop-zone-active::before {
  content: "여기에 MyStep을 놓으세요";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: rgba(59, 130, 246, 0.9);
  color: white;
  padding: 8px 16px;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 500;
  pointer-events: none;
  z-index: 1000;
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

/* 줄/사이클 개별 타깃 하이라이트 */
.mystep-drop-target {
  position: relative;
}
.mystep-drop-target.mystep-drop-before::before,
.mystep-drop-target.mystep-drop-after::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 0;
  border-top: 2px solid #3b82f6;
}
.mystep-drop-target.mystep-drop-before::before {
  top: 0;
}
.mystep-drop-target.mystep-drop-after::after {
  bottom: 0;
}

/* 드래그 중인 MyStep 노드 스타일 */
#mystep-tree .jstree-node.jstree-dragging {
  opacity: 0.6;
}

/* 드래그 가능한 MyStep 노드 표시 */
#mystep-tree .jstree-node[data-jstree='{"type":"pattern"}'] .jstree-anchor {
  cursor: grab;
}

#mystep-tree
  .jstree-node[data-jstree='{"type":"pattern"}']
  .jstree-anchor:active {
  cursor: grabbing;
}

/* 드래그 중일 때 다른 영역 비활성화 */
.mystep-drag-active {
  pointer-events: none;
}

.mystep-drag-active .mystep-drop-zone-active {
  pointer-events: auto;
}

/* Normal 모드가 아닐 때 drop zone 숨김 */
.workspace-content:not([data-current-mode="Normal"])
  .mystep-drop-zone-active::before {
  display: none;
}

/* 빈 Normal 모드일 때 더 명확한 drop zone */
.workspace-content[data-current-mode="Normal"]
  .cycle-sortable-container:empty.mystep-drop-zone-active {
  min-height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.workspace-content[data-current-mode="Normal"]
  .cycle-sortable-container:empty.mystep-drop-zone-active::before {
  position: static;
  transform: none;
  background: rgba(59, 130, 246, 0.1);
  color: #3b82f6;
  border: 2px dashed #3b82f6;
  padding: 32px;
  border-radius: 8px;
  font-size: 16px;
}

/* 애니메이션 효과 */
@keyframes mystep-drop-pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(59, 130, 246, 0.4);
  }
  70% {
    box-shadow: 0 0 0 10px rgba(59, 130, 246, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(59, 130, 246, 0);
  }
}

.mystep-drop-zone-active {
  animation: mystep-drop-pulse 2s infinite;
}

/* 모바일 대응 */
@media (max-width: 768px) {
  .mystep-drop-zone-active::before {
    font-size: 12px;
    padding: 6px 12px;
  }

  .workspace-content[data-current-mode="Normal"]
    .cycle-sortable-container:empty.mystep-drop-zone-active::before {
    font-size: 14px;
    padding: 24px;
  }
}

/* 고대비 모드 지원 */
@media (prefers-contrast: high) {
  .mystep-drop-zone-active {
    border-color: #1d4ed8;
    background-color: rgba(29, 78, 216, 0.1);
  }

  .mystep-drop-zone-active::before {
    background: #1d4ed8;
    border: 1px solid white;
  }
}

/* 다크모드 지원 (향후 확장) */
@media (prefers-color-scheme: dark) {
  .mystep-drop-zone-active {
    border-color: #60a5fa;
    background-color: rgba(96, 165, 250, 0.1);
  }

  .mystep-drop-zone-active::before {
    background: rgba(96, 165, 250, 0.9);
    color: #1f2937;
  }
}