/* pages/chat/chat.wxss — AI 对话页样式 */

/* 加载态 */
.loading-container {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

/* 页面容器 */
.chat-page {
  display: flex;
  flex-direction: column;
  height: 100vh;
  background-color: var(--color-gray-1);
}

/* ========== 消息列表 ========== */
.message-list {
  flex: 1;
  padding: 24rpx 32rpx;
  padding-bottom: 0;
  overflow-y: auto;
}

.scroll-bottom-spacer {
  height: 32rpx;
}

/* ========== 引用卡片（页面顶部） ========== */
.reference-card {
  background-color: var(--color-gray-2, #eeeeee);
  border-radius: var(--radius-lg);
  padding: 24rpx;
  margin-bottom: 24rpx;
}

.reference-header {
  display: flex;
  align-items: center;
  gap: 12rpx;
  margin-bottom: 8rpx;
}

.reference-source {
  font-size: var(--font-xs);
  color: var(--color-gray-7);
}

.reference-summary {
  font-size: var(--font-sm);
  color: var(--color-gray-9);
  line-height: 1.5;
}

/* ========== 空对话提示 ========== */
.empty-hint {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding-top: 200rpx;
}

.empty-icon {
  font-size: 96rpx;
  margin-bottom: 24rpx;
}

.empty-text {
  font-size: var(--font-lg);
  color: var(--color-gray-13);
  font-weight: 500;
  margin-bottom: 8rpx;
}

.empty-sub {
  font-size: var(--font-sm);
  color: var(--color-gray-7);
}

/* ========== 消息行 ========== */
.message-row {
  display: flex;
  margin-bottom: 24rpx;
}

.message-user {
  justify-content: flex-end;
}

.message-assistant {
  justify-content: flex-start;
  gap: 16rpx;
}

/* ========== AI 头像 ========== */
.ai-avatar {
  width: 64rpx;
  height: 64rpx;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), #4d8ff7);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.ai-avatar-emoji {
  font-size: 36rpx;
  line-height: 1;
}

/* ========== 气泡 ========== */
.bubble-wrapper {
  max-width: 80%;
  display: flex;
  flex-direction: column;
  gap: 12rpx;
}

.bubble {
  padding: 20rpx 28rpx;
  line-height: 1.6;
  word-break: break-all;
}

.bubble-text {
  font-size: var(--font-sm);
  line-height: 1.6;
}

/* 用户气泡：蓝色，右上角方角 */
.bubble-user {
  max-width: 80%;
  background-color: var(--color-primary);
  border-radius: 32rpx 8rpx 32rpx 32rpx;
}

.bubble-user .bubble-text {
  color: #ffffff;
}

/* AI 气泡：白色，左上角方角 */
.bubble-assistant {
  background-color: #ffffff;
  border-radius: 8rpx 32rpx 32rpx 32rpx;
  box-shadow: 0 4rpx 16rpx rgba(0, 0, 0, 0.04);
}

.bubble-assistant .bubble-text {
  color: var(--color-gray-13);
}

/* ========== AI 引用卡片（内联） ========== */
.inline-ref-card {
  background-color: #ffffff;
  border-radius: var(--radius-lg);
  padding: 20rpx 24rpx;
  border-left: 6rpx solid var(--color-primary);
  box-shadow: 0 4rpx 16rpx rgba(0, 0, 0, 0.04);
}

.inline-ref-header {
  display: flex;
  align-items: center;
  gap: 8rpx;
  margin-bottom: 8rpx;
}

.inline-ref-type {
  font-size: var(--font-xs);
  color: var(--color-primary);
  font-weight: 500;
}

.inline-ref-title {
  font-size: var(--font-sm);
  color: var(--color-gray-13);
  font-weight: 500;
}

.inline-ref-summary {
  font-size: var(--font-xs);
  color: var(--color-gray-8);
  margin-bottom: 12rpx;
  display: block;
}

.inline-ref-data {
  display: flex;
  flex-wrap: wrap;
  gap: 8rpx 24rpx;
}

.ref-data-item {
  display: flex;
  align-items: center;
  gap: 8rpx;
}

.ref-data-key {
  font-size: var(--font-xs);
  color: var(--color-gray-7);
}

.ref-data-value {
  font-size: var(--font-xs);
  color: var(--color-gray-13);
  font-weight: 500;
}

/* ========== 打字指示器 ========== */
.typing-bubble {
  padding: 20rpx 32rpx;
}

.typing-dots {
  display: flex;
  align-items: center;
  gap: 8rpx;
}

.dot {
  width: 12rpx;
  height: 12rpx;
  border-radius: 50%;
  background-color: var(--color-gray-6);
  animation: typingBounce 1.4s infinite ease-in-out;
}

.dot-1 { animation-delay: 0s; }
.dot-2 { animation-delay: 0.2s; }
.dot-3 { animation-delay: 0.4s; }

@keyframes typingBounce {
  0%, 80%, 100% { transform: scale(0.6); opacity: 0.4; }
  40% { transform: scale(1); opacity: 1; }
}

/* ========== 底部输入区域 ========== */
.input-bar {
  display: flex;
  align-items: center;
  gap: 16rpx;
  padding: 16rpx 24rpx;
  background-color: #ffffff;
  border-top: 1rpx solid var(--color-gray-2, #eeeeee);
}

.input-wrapper {
  flex: 1;
  background-color: var(--color-gray-1);
  border-radius: 48rpx;
  padding: 16rpx 28rpx;
}

.chat-input {
  width: 100%;
  font-size: var(--font-sm);
  color: var(--color-gray-13);
  line-height: 1.4;
}

.input-placeholder {
  color: var(--color-gray-6);
  font-size: var(--font-sm);
}

/* 发送按钮 */
.send-btn {
  width: 80rpx;
  height: 80rpx;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background-color 0.2s;
}

.send-btn-active {
  background-color: var(--color-primary);
}

.send-btn-disabled {
  background-color: var(--color-gray-1);
}