/* 对话气泡样式 */

.chat-wrapper {
  max-width: 800px;
  margin: 20px auto;
  padding: 20px;
}

.chat-container {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.chat-message {
  display: flex;
  align-items: flex-start;
  gap: 15px;
  max-width: 100%;
}

.chat-message-left {
  align-self: flex-start;
  flex-direction: row;
}

.chat-message-right {
  align-self: flex-end;
  flex-direction: row-reverse;
}

.chat-avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  background-color: var(--md-default-bg-color--lighter);
  border: 2px solid var(--md-default-fg-color--lightest);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  color: var(--md-default-fg-color);
  font-size: 20px;
  align-self: flex-start;
  margin-top: -5px;
}

.chat-message img.chat-avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  border: 2px solid var(--md-default-fg-color--lightest);
  align-self: flex-start;
  margin-top: -5px;
}

.chat-bubble {
  position: relative;
  padding: 12px 16px;
  border-radius: 18px;
  max-width: 70%;
  word-wrap: break-word;
  box-shadow: 0 1px 2px rgba(0,0,0,0.1);
  line-height: 1.6;
  margin-top: 0;
  font-size: inherit;
  font-family: inherit;
  color: inherit;
}

/* 左侧消息气泡样式 */
.chat-message-left .chat-bubble {
  background-color: var(--md-default-bg-color--light);
  color: var(--md-default-fg-color);
  border-top-left-radius: 3px;
  border-bottom-left-radius: 18px;
  border-bottom-right-radius: 18px;
  border-top-right-radius: 18px;
}

/* 右侧消息气泡样式 */
.chat-message-right .chat-bubble {
  background-color: var(--md-primary-fg-color);
  color: var(--md-primary-bg-color);
  border-top-right-radius: 3px;
  border-bottom-left-radius: 18px;
  border-bottom-right-radius: 18px;
  border-top-left-radius: 18px;
}

/* 日间模式特殊样式 */
[data-md-color-scheme="light"] .chat-message-right .chat-bubble {
  background-color: var(--md-primary-fg-color);
  /* color: var(--md-primary-bg-color); */
}

/* 夜间模式特殊样式 */
[data-md-color-scheme="dark"] .chat-message-left .chat-bubble {
    background-color: var(--md-primary-fg-color);
  color: var(--md-primary-bg-color);

}

[data-md-color-scheme="dark"] .chat-message-right .chat-bubble {
  background-color: var(--md-primary-fg-color--dark);
  color: var(--md-default-fg-color);
}

/* 动画效果 */
.chat-message {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.chat-message.animate {
  opacity: 1;
  transform: translateY(0);
}

/* 头像动画 */
.chat-avatar {
  transition: transform 0.6s ease;
}

.chat-message.animate .chat-avatar {
  transform: scale(1.05);
}

/* 气泡动画 */
.chat-bubble {
  transition: transform 0.6s ease, box-shadow 0.6s ease;
}

.chat-message.animate .chat-bubble {
  transform: scale(1.01);
  box-shadow: 0 3px 8px rgba(0,0,0,0.12);
}

/* 响应式设计 */
@media (max-width: 768px) {
  .chat-bubble {
    max-width: 85%;
  }
  
  .chat-avatar,
  .chat-message img.chat-avatar {
    width: 40px;
    height: 40px;
  }
}