/* LottieMessageBubble 动画消息气泡（CSS keyframes 模拟） */

.bubbleRow {
  display: flex;
  align-items: center;
  gap: var(--spacing-2, 8px);
  padding: var(--spacing-1, 4px) 0;
}

.bubble {
  display: flex;
  align-items: center;
  gap: var(--responsive-inline-gap-xs, 4px);
  padding: var(--spacing-3, 12px) var(--spacing-4, 16px);
  background: #fff;
  border-radius: var(--radius-xxl, 24px);
  border-top-left-radius: 0;
  min-width: var(--bubble-min-width, 60px);
  min-height: clamp(38px, 7.407vw, 40px);
  box-shadow: var(--shadow-input-box, 0 1px 2px rgba(0, 0, 0, 0.1));
}

.dot {
  display: inline-block;
  width: var(--responsive-dot-size, 8px);
  height: var(--responsive-dot-size, 8px);
  border-radius: 50%;
  background: var(--color-text-foreground, #000);
  animation: bounce 1.4s infinite ease-in-out both;
}

.dot:nth-child(1) { animation-delay: -0.32s; }
.dot:nth-child(2) { animation-delay: -0.16s; }

@keyframes bounce {
  0%, 80%, 100% {
    transform: scale(0);
    opacity: 0.5;
  }
  40% {
    transform: scale(1);
    opacity: 1;
  }
}