/* 整体tabBar容器 */
.tab-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 100rpx;
  background: #FFFFFF;
  display: flex;
  flex-direction: column;
  z-index: 9999;
  box-sizing: border-box;
}

/* 顶部边框线 */
.tab-bar-border {
  height: 1rpx;
  background-color: #E5E5E5;
}

/* tabBar内容容器 */
.tab-bar-content {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: space-around;
  padding: 0 20rpx;
  position: relative;
}

/* 普通tab项 */
.tab-bar-item {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100%;
}

/* 普通tab项内容 */
.tab-item-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
}

/* 普通图标 */
.tab-icon {
  width: 44rpx;
  height: 44rpx;
  margin-bottom: 4rpx;
}

/* 普通文字 */
.tab-text {
  font-size: 20rpx;
  line-height: 1;
}

/* 特殊按钮容器 */
.special-item {
  position: relative;
  z-index: 2;
}

/* 特殊按钮整体 */
.special-button {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  position: relative;
}

/* 特殊按钮背景 */
.special-button-bg {
  width: 100rpx;
  height: 100rpx;
  border-radius: 50%;
  background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  top: -20rpx;
  box-shadow: 0 4rpx 12rpx rgba(255, 165, 0, 0.3);
  border: 4rpx solid #FFFFFF;
  box-sizing: border-box;
}

/* 特殊按钮图标容器 */
.special-icon-container {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* 特殊按钮图标 */
.special-icon {
  width: 48rpx;
  height: 48rpx;
}

/* 特殊按钮文字 */
.special-text {
  font-size: 20rpx;
  line-height: 1;
  position: relative;
  top: -15rpx;
  margin-top: 4rpx;
}

/* 点击态效果 */
.tab-bar-item:active {
  background-color: rgba(0, 0, 0, 0.05);
}

.special-item:active .special-button-bg {
  transform: scale(0.95);
  box-shadow: 0 2rpx 8rpx rgba(255, 165, 0, 0.4);
}

/* 安全区域适配 */
@supports (bottom: env(safe-area-inset-bottom)) {
  .tab-bar {
    padding-bottom: env(safe-area-inset-bottom);
    height: calc(100rpx + env(safe-area-inset-bottom));
  }
}

/* 兼容iPhone X等机型 */
@supports (bottom: constant(safe-area-inset-bottom)) {
  .tab-bar {
    padding-bottom: constant(safe-area-inset-bottom);
    height: calc(100rpx + constant(safe-area-inset-bottom));
  }
}