/* 顶部按钮栏 */
.btn-bar {
  padding: 8px 12px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  position: relative;
  height: 38px;
  gap: 6px;
}
.btn-bar button {
  background: var(--panel);
  border: 1px solid var(--border-dark);
  border-radius: 4px;
  padding: 4px 10px;
  font-size: 13px;
  color: var(--text);
  cursor: pointer;
  transition: all 0.2s;
}
.btn-bar button:hover {
  background: var(--hover);
  border-color: var(--primary);
}

.view-switch {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  gap: 2px;
}
.view-btn {
  transition: all 0.2s !important;
}
.view-btn.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary-dark);
}

.right-tools {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 10px;
}

/* 文件标签 */
.file-list {
  height: 27px;
  padding: 0 10px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  overflow-x: auto;
  overflow-y: hidden;
  flex-wrap: nowrap !important;
  white-space: nowrap;
  gap: 6px;
}
#fileItems {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: nowrap !important;
}
.file-item {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  height: 22px;
  background: var(--hover);
  border: 1px solid var(--border);
  border-radius: 4px;
  cursor: pointer;
  font-size: 12px;
  transition: all 0.2s;
}
.file-item:hover {
  background: var(--primary);
  color: #fff;
}
.file-close {
  width: 14px;
  height: 14px;
  line-height: 14px;
  text-align: center;
  font-size: 12px;
  color: var(--text-light);
  border-radius: 2px;
  cursor: pointer;
  transition: all 0.2s;
}
.file-close:hover {
  background: #ef4444;
  color: #fff;
}