.container4 {
  padding: 20rpx;
  background-color: #f5f5f5;
  min-height: 100vh;
  padding-top: calc(90rpx + 44px + 20rpx); /* 增加了额外的顶部间距 */
}

.custom-nav {
  display: flex;
  align-items: center;
  height: 90rpx;
  margin-bottom: 20rpx;
  background-color: #2E82FF;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 0 20rpx;
  padding-top: 44px; /* 适配iPhone状态栏 */
}

.fixed-back {
  font-size: 40rpx;
  text-align: center;
  color: #fff;
}

.nav-title {
  flex: 1;
  text-align: center;
  font-size: 34rpx;
  color: #fff;
}

.nav-placeholder {
  width: 60rpx;
}

.bill-card {
  background-color: #fff;
  border-radius: 16rpx;
  padding: 30rpx;
  margin-bottom: 20rpx;
  box-shadow: 0 2rpx 10rpx rgba(0, 0, 0, 0.05);
  position: relative;
}

/* 第一个卡片额外的顶部间距 */
.first-card {
  margin-top: 10rpx;
}

.bill-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20rpx 0; 
}

.bill-row-address {
  color: rgba(104, 108, 128, 1);
}

/* 必填项标记 */
.required {
  color: #ff4d4f;
  margin-left: 4rpx;
}

/* 单选框样式 */
.radio-group {
  display: flex;
  justify-content: flex-end;
}

.radio {
  margin-left: 30rpx;
  font-size: 28rpx;
  color: rgba(104, 108, 128, 1);
}

.divider {
  height: 1rpx;
  background-color: #eee;
  margin: 10rpx 0; /* 增加了分隔线上下间距 */
}

.solid-divider {
  height: 1rpx;
  background-color: #ddd;
  margin: 15rpx 0 20rpx 0;
}

.card-title {
  font-size: 32rpx;
  color: #333;
  font-weight: 500;
  margin-bottom: 10rpx;
}

.input-right {
  text-align: right;
  width: 60%;
}

.input-text {
  color: rgba(104, 108, 128, 1); 
}

.placeholder-style {
  color: #999;
  text-align: right;
}

.selector-value {
  display: flex;
  align-items: center;
}

.arrow {
  margin-left: 10rpx;
  color: #999;
}

.fault-description {
  margin-bottom: 20rpx;
}

.fault-description textarea {
  width: 100%;
  height: 150rpx;
  padding: 10rpx;
  box-sizing: border-box;
  font-size: 28rpx;
}

.upload-section {
  display: flex;
  flex-wrap: wrap;
}

.upload-btn-container {
  width: 150rpx;
  height: 150rpx;
  margin-right: 20rpx;
  margin-bottom: 20rpx;
  border-radius: 8rpx;
  display: flex;
  justify-content: center;
  align-items: center;
}

.solid-border {
  border: 2rpx solid #ccc;
}

.upload-btn {
  width: 120rpx;
  height: 120rpx;
  display: flex;
  justify-content: center;
  align-items: center;
}

.plus-icon {
  font-size: 60rpx;
  color: #999;
}

.upload-tip {
  font-size: 24rpx;
  color: #999;
  margin-top: 10rpx;
}

.image-preview {
  display: flex;
  flex-wrap: wrap;
}

.image-item {
  width: 150rpx;
  height: 150rpx;
  margin-right: 20rpx;
  margin-bottom: 20rpx;
  position: relative;
}

.image-item image {
  width: 100%;
  height: 100%;
  border-radius: 8rpx;
}

.delete-icon {
  position: absolute;
  top: -15rpx;
  right: -15rpx;
  width: 40rpx;
  height: 40rpx;
  background-color: rgba(0, 0, 0, 0.5);
  color: #fff;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 24rpx;
}

.submit-btn {
  width: 90%;
  height: 45px;
  background-color: #0080ff;
  color: white;
  border-radius: 22.5px;
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 30px auto;
}

.submit-btn.disabled {
  opacity: 0.7;
}
