.layout-switcher.mode-split .text-area {
  flex: 1;
  display: block;
}

.layout-switcher.mode-split .preview-area {
  flex: 1;
  display: block;
}

.layout-switcher.mode-split .original-preview-area {
  display: none;
}

.layout-switcher.mode-text-only .text-area {
  flex: 1;
  display: block;
}

.layout-switcher.mode-text-only .preview-area {
  display: none;
}

.layout-switcher.mode-text-only .original-preview-area {
  display: none;
}

.layout-switcher.mode-text-only .layout-divider {
  display: none;
}

.layout-switcher.mode-preview-only .text-area {
  display: none;
}

.layout-switcher.mode-preview-only .preview-area {
  flex: 1;
  display: block;
}

.layout-switcher.mode-preview-only .original-preview-area {
  display: none;
}

.layout-switcher.mode-preview-only .layout-divider {
  display: none;
}

.layout-switcher.mode-original-preview .text-area {
  flex: 1;
  display: block;
}

.layout-switcher.mode-original-preview .preview-area {
  display: none;
}

.layout-switcher.mode-original-preview .original-preview-area {
  flex: 1;
  display: block;
}

.layout-switcher.mode-original-preview .layout-divider {
  display: block;
}

/* ボタンスタイル */
.layout-buttons button {
  padding: 4px 8px;
  border: 1px solid #ccc;
  background: white;
  cursor: pointer;
  font-size: 16px;
  min-width: 32px;
  height: 32px;
  border-radius: 4px;
}

.layout-buttons button:hover {
  background: #f3f4f6;
}

.layout-buttons button.active {
  background: #e5e7eb;
  border-color: #6b7280;
}

/* レイアウトの基本スタイル */
.layout-switcher {
  width: 100%;
  height: 100%;
}