/* MUI 自定义动画效果 */

/* 消息淡入动画 */
@keyframes messageFadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 输入框聚焦动画 */
@keyframes inputFocus {
  from {
    box-shadow: 0 0 0 0 rgba(102, 126, 234, 0.2);
  }
  to {
    box-shadow: 0 0 0 8px rgba(102, 126, 234, 0.1);
  }
}

/* 打字指示器动画 */
@keyframes typingBounce {
  0%, 60%, 100% {
    transform: translateY(0);
  }
  30% {
    transform: translateY(-5px);
  }
}

/* 按钮悬停动画 */
@keyframes buttonHover {
  from {
    transform: scale(1);
  }
  to {
    transform: scale(1.05);
  }
}

/* 侧边栏项目选中动画 */
@keyframes sidebarItemSelect {
  from {
    background-color: rgba(102, 126, 234, 0.05);
    border-left: 2px solid transparent;
  }
  to {
    background-color: rgba(102, 126, 234, 0.15);
    border-left: 4px solid #667eea;
  }
}

/* 应用动画到MUI组件 */
.MuiPaper-root {
  transition: all 0.3s ease;
}

/* 确保消息动画应用 */
.chat-message-enter {
  animation: messageFadeIn 0.3s ease-out;
}

/* 输入框聚焦效果 */
.MuiOutlinedInput-root.Mui-focused {
  animation: inputFocus 0.2s ease-out;
}

/* 打字指示器效果 */
.typing-indicator span {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #667eea;
  margin: 0 2px;
  animation: typingBounce 1.4s infinite ease-in-out both;
}

.typing-indicator span:nth-child(1) {
  animation-delay: -0.32s;
}

.typing-indicator span:nth-child(2) {
  animation-delay: -0.16s;
}

.typing-indicator span:nth-child(3) {
  animation-delay: 0;
}

/* 按钮悬停效果 */
.MuiButton-root:not(:disabled) {
  transition: transform 0.2s ease;
}

.MuiButton-root:not(:disabled):hover {
  transform: scale(1.05);
}

/* 平滑滚动 */
.chat-container {
  scroll-behavior: smooth;
}

/* 响应式调整 */
@media (max-width: 600px) {
  .MuiBox-root {
    transition: padding 0.3s ease;
  }
}

/* 加载指示器动画 */
@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.loading-spinner {
  animation: spin 1s linear infinite;
}