@keyframes typingBounce {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.4; }
  30% { transform: translateY(-6px); opacity: 1; }
}

@keyframes emojiFadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse-mic {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

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

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes chat-msg-in {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.chat-msg-animate-in {
  animation: chat-msg-in 0.25s ease-out;
}

@keyframes chat-mic-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

@keyframes chat-cursor-blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

.chat-bubble-streaming {
  min-height: 1.4em;
  contain: layout style;
  will-change: contents;
}

.chat-bubble-streaming::after {
  content: '';
  display: inline-block;
  width: 2px;
  height: 1em;
  background: var(--color-text-secondary, #646e78);
  margin-left: 2px;
  vertical-align: text-bottom;
  animation: chat-cursor-blink 0.8s ease infinite;
}

.chat-streaming-cursor {
  display: none;
}

.chat-retry-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 8px 16px;
  min-height: 44px;
  margin-top: 4px;
  border: 1px solid var(--color-border, #e7e7e8);
  border-radius: 16px;
  background: transparent;
  color: var(--color-text-secondary, #646e78);
  font-size: 12px;
  font-family: var(--font-family);
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}
.chat-retry-btn:hover {
  background: rgba(var(--color-primary-rgb), 0.08);
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.chat-retry-btn svg {
  width: 12px;
  height: 12px;
}

.chat-suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 8px 48px 12px;
  justify-content: flex-start;
}
.chat-suggestion-btn {
  padding: 8px 16px;
  border: 1px solid var(--color-border, #e7e7e8);
  border-radius: 20px;
  background: var(--color-card, #fff);
  color: var(--color-text-primary, #2b333b);
  font-size: 13px;
  font-family: var(--font-family);
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, transform 0.1s;
  min-height: 44px;
}
.chat-suggestion-btn:hover {
  background: rgba(var(--color-primary-rgb), 0.08);
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.chat-suggestion-btn:active {
  transform: scale(0.97);
}
[data-theme="dark"] .chat-suggestion-btn {
  background: var(--color-card, #2b2c40);
  border-color: var(--color-border, #434968);
  color: var(--color-text-primary, #cfd3ec);
}
[data-theme="dark"] .chat-suggestion-btn:hover {
  background: rgba(var(--color-primary-rgb), 0.12);
}

@keyframes chat-slide-in-right {
  from { opacity: 0; transform: translateX(40px); }
  to { opacity: 1; transform: translateX(0); }
}
@keyframes chat-slide-in-left {
  from { opacity: 0; transform: translateX(-40px); }
  to { opacity: 1; transform: translateX(0); }
}

@media (max-width: 767px) {
  
  .chat-main.active {
    animation: chat-slide-in-right 0.2s ease-out;
  }
  
  .chat-sidebar.chat-slide-back {
    animation: chat-slide-in-left 0.2s ease-out;
  }
}

@media (prefers-reduced-motion: reduce) {
  .chat-bubble,
  .chat-message,
  .chat-contact,
  .chat-header-action,
  .chat-input-action,
  .chat-emoji-btn,
  .chat-send-btn,
  .chat-upload-btn,
  .chat-direct-upload-btn,
  .chat-direct-mic-btn,
  .chat-direct-send-btn,
  .chat-msg-action-btn,
  .chat-refer-link,
  .confirm-dialog,
  .confirm-overlay,
  .chat-conv-item,
  .chat-sidebar-tpl-btn,
  .chat-retry-btn,
  .chat-suggestion-btn,
  .chat-main.active,
  .chat-sidebar.chat-slide-back {
    transition: none !important;
    animation: none !important;
  }
  .typing-dots span,
  .chat-streaming-cursor {
    animation: none !important;
  }
  .chat-messages {
    scroll-behavior: auto !important;
  }
}

.chat-direct-send-btn:focus-visible,
.chat-direct-upload-btn:focus-visible,
.chat-direct-mic-btn:focus-visible {
  outline: 2px solid rgba(0, 0, 0, 0.15);
  outline-offset: 2px;
}
.chat-refer-link:focus-visible {
  outline: 2px solid rgba(0, 0, 0, 0.15);
  outline-offset: 2px;
  border-radius: var(--radius-md);
}

.chat-contact:focus-visible,
.chat-suggestion-btn:focus-visible,
.chat-msg-action-btn:focus-visible,
#chat-back-btn:focus-visible,
.chat-history-item:focus-visible,
.chat-history-action-btn:focus-visible,
.chat-template-card:focus-visible,
.chat-clear-btn:focus-visible {
  outline: 2px solid rgba(0, 0, 0, 0.15);
  outline-offset: 2px;
}

[data-theme="dark"] .chat-direct-send-btn:focus-visible,
[data-theme="dark"] .chat-direct-upload-btn:focus-visible,
[data-theme="dark"] .chat-direct-mic-btn:focus-visible,
[data-theme="dark"] .chat-refer-link:focus-visible,
[data-theme="dark"] .chat-contact:focus-visible,
[data-theme="dark"] .chat-suggestion-btn:focus-visible,
[data-theme="dark"] .chat-msg-action-btn:focus-visible,
[data-theme="dark"] #chat-back-btn:focus-visible,
[data-theme="dark"] .chat-history-item:focus-visible,
[data-theme="dark"] .chat-history-action-btn:focus-visible,
[data-theme="dark"] .chat-template-card:focus-visible,
[data-theme="dark"] .chat-clear-btn:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.2);
}