.ksmm-wrap {
  max-width: 800px;
  margin: 20px auto;
}

.ksmm-wrap h1 {
  font-size: 24px;
  margin-bottom: 4px;
}

.ksmm-toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 20px 0 16px;
  padding: 16px 20px;
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 8px;
}

.ksmm-status {
  margin-left: auto;
  font-size: 13px;
  color: #46b450;
  font-weight: 500;
  opacity: 0;
  transition: opacity 0.3s;
}

.ksmm-status.visible { opacity: 1; }

.ksmm-editor {
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 8px;
  padding: 16px;
}

.ksmm-tree {
  min-height: 200px;
}

/* ========== TREE ITEMS ========== */
.ksmm-node {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  margin-bottom: 3px;
  border-radius: 6px;
  background: #f9f9f9;
  border: 1px solid #e8e8e8;
  cursor: grab;
  transition: all 0.2s ease;
  font-size: 13px;
  user-select: none;
  -webkit-user-select: none;
}

.ksmm-node:active { cursor: grabbing; }

.ksmm-node.dragging {
  opacity: 0.4;
  background: #fff8e1;
  border-color: #BFA454;
}

.ksmm-node.drag-over {
  border-color: #BFA454;
  background: #fff8e1;
  box-shadow: 0 0 0 2px rgba(191,164,84,0.2);
}

.ksmm-node .handle {
  color: #aaa;
  flex-shrink: 0;
  cursor: grab;
}

.ksmm-node .handle svg { width: 14px; height: 14px; display: block; }

.ksmm-node .node-label {
  flex: 1;
  font-weight: 500;
  color: #182940;
}

.ksmm-node .node-url {
  font-size: 11px;
  color: #999;
  max-width: 200px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ksmm-node .node-badge {
  font-size: 10px;
  background: #182940;
  color: #fff;
  padding: 2px 6px;
  border-radius: 3px;
}

.ksmm-node .node-children-count {
  font-size: 11px;
  color: #888;
  background: #f0f0f0;
  padding: 2px 8px;
  border-radius: 3px;
}

/* Nesting */
.ksmm-depth-1 { margin-left: 28px; }
.ksmm-depth-2 { margin-left: 56px; }
.ksmm-depth-3 { margin-left: 84px; }

.ksmm-depth-1 .node-label { font-weight: 400; }
.ksmm-depth-2 .node-label { font-weight: 400; font-size: 12px; }

/* Edit inline */
.ksmm-node .node-edit {
  width: 24px;
  height: 24px;
  border: none;
  background: transparent;
  cursor: pointer;
  color: #aaa;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
  flex-shrink: 0;
}

.ksmm-node .node-edit:hover {
  background: #f0f0f0;
  color: #182940;
}

.ksmm-node .node-edit svg { width: 14px; height: 14px; }

/* Edit form */
.ksmm-edit-form {
  display: none;
  padding: 12px;
  margin: 0 0 3px;
  background: #fff;
  border: 1px solid #BFA454;
  border-radius: 6px;
}

.ksmm-edit-form.open { display: block; }

.ksmm-edit-form label {
  display: block;
  font-size: 12px;
  font-weight: 500;
  color: #555;
  margin-bottom: 3px;
}

.ksmm-edit-form input {
  width: 100%;
  padding: 6px 10px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 13px;
  margin-bottom: 8px;
}

.ksmm-edit-form .form-actions {
  display: flex;
  gap: 8px;
}

/* Section labels */
.ksmm-section-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #999;
  padding: 12px 12px 4px;
  font-weight: 600;
}

/* Preview section */
.ksmm-preview-section {
  margin-top: 24px;
  padding: 20px;
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 8px;
}

.ksmm-preview-section h2 {
  font-size: 16px;
  margin: 0 0 8px;
}

.ksmm-preview-section code {
  display: inline-block;
  padding: 6px 16px;
  background: #f5f5f5;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 600;
  margin: 4px 0;
}

.ksmm-preview-section p {
  color: #666;
  font-size: 13px;
  margin: 8px 0 0;
}