.container {
  background-color: #f0f0f0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.chat-header {
  background-color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16rpx 0;
  border-bottom: 1rpx solid #e8e8e8;
  position: sticky;
  top: 0;
  z-index: 100;
  width: 100%;
}

.header-back, .header-more {
  width: 60rpx;
  height: 60rpx;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32rpx;
  font-weight: bold;
}

.header-info {
  flex: 1;
  text-align: center;
}

.header-name {
  font-size: 32rpx;
  font-weight: bold;
  color: #333;
}

.chat-content {
  flex: 1;
  padding: 20rpx 20rpx 120rpx 20rpx; /* 增加底部padding，避免被输入框遮挡 */
  overflow-y: auto;
}

.chat-messages {
  display: flex;
  flex-direction: column;
  gap: 20rpx;
}

.message-item {
  display: flex;
  align-items: flex-end;
  gap: 16rpx;
  max-width: 100%;
}

.message-item.other {
  flex-direction: row;
}

.message-item.me {
  flex-direction: row-reverse;
}

.avatar {
  width: 64rpx;
  height: 64rpx;
  border-radius: 50%;
  overflow: hidden;
  flex-shrink: 0;
}

.avatar image {
  width: 100%;
  height: 100%;
}

.message-bubble {
  max-width: 70%;
  padding: 16rpx 24rpx;
  border-radius: 20rpx;
  position: relative;
}

.message-item.other .message-bubble {
  background-color: #fff;
  border-bottom-left-radius: 8rpx;
}

.message-item.me .message-bubble {
  background-color: #92E3A9;
  border-bottom-right-radius: 8rpx;
}

.message-content {
  display: block;
  font-size: 28rpx;
  color: #333;
  line-height: 1.5;
  word-wrap: break-word;
}

.message-item.me .message-content {
  color: #000;
}

.message-time {
  display: block;
  font-size: 22rpx;
  color: #999;
  text-align: right;
  margin-top: 8rpx;
}

.chat-input-area {
  background-color: #fff;
  display: flex;
  align-items: center;
  padding: 16rpx 24rpx;
  border-top: 1rpx solid #e8e8e8;
  gap: 20rpx;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 100;
}

.message-input {
  flex: 1;
  background-color: #f5f5f5;
  border-radius: 28rpx;
  padding: 16rpx 24rpx;
  font-size: 28rpx;
  color: #333;
  min-height: 56rpx;
  max-height: 200rpx;
  overflow-y: auto;
}

.send-button {
  background-color: #FF6B81;
  color: #fff;
  font-size: 28rpx;
  font-weight: bold;
  padding: 16rpx 32rpx;
  border-radius: 28rpx;
  border: none;
  min-width: 120rpx;
  text-align: center;
  line-height: normal;
  height: auto;
}

.send-button:hover {
  background-color: #FF526D;
}