.chat-assistant-ball {
  position: fixed;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--theme-color);
  box-shadow: var(--meow-card-shadow);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: move;
  user-select: none;
  transition: transform 0.2s, box-shadow 0.2s;
  z-index: 1001;
  color: var(--font-color-invert);
}
.chat-assistant-ball:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 16px rgba(0,0,0,0.2);
}
.chat-assistant-ball:active {
  cursor: grabbing;
}
.chat-assistant-ball svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
}
.chat-assistant-window {
  position: fixed;
  width: 340px;
  height: 500px;
  display: flex;
  flex-direction: column;
  background: var(--background-color);
  color: var(--font-color);
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.15);
  overflow: hidden;
  z-index: 1000;
  transition: opacity 0.3s, transform 0.3s;
}
.chat-assistant-header {
  height: 48px;
  box-sizing: border-box;
  border-bottom: 1px solid var(--background-color-grey);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 10px 0 16px;
  flex-shrink: 0;
}
.chat-assistant-title {
  font-weight: 600;
  font-size: 15px;
}
.chat-assistant-header-actions {
  display: flex;
  align-items: center;
  gap: 4px;
}
.chat-assistant-btn-icon {
  background: transparent;
  border: none;
  padding: 4px 8px;
  cursor: pointer;
  color: var(--font-color);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  transition: background-color 0.2s;
  font-size: 18px;
}
.chat-assistant-btn-icon:hover {
  background: var(--background-color-grey-transparent);
}
.chat-assistant-btn-icon svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}
.chat-assistant-messages {
  overflow: auto;
  padding: 12px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.chat-assistant-welcome {
  margin-bottom: 16px;
  padding: 12px 16px;
  border-radius: 2px 12px 12px 12px;
  background: var(--background-color-grey-transparent-2);
}
.chat-assistant-welcome-title {
  font-weight: 600;
  font-size: 16px;
  margin-bottom: 8px;
}
.chat-assistant-welcome-desc {
  font-size: 14px;
  color: var(--font-color-light-1);
  line-height: 1.6;
}
.chat-assistant-prompts {
  margin-bottom: 16px;
}
.chat-assistant-prompts-title {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--font-color);
}
.chat-assistant-prompts-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.chat-assistant-prompt-item {
  padding: 10px 14px;
  background: var(--background-color-grey-transparent-2);
  border-radius: 8px;
  cursor: pointer;
  transition: background-color 0.2s;
  font-size: 14px;
  color: var(--font-color);
}
.chat-assistant-prompt-item:hover {
  background: var(--background-color-grey-transparent);
}
.chat-assistant-message {
  display: flex;
  flex-direction: column;
  max-width: 85%;
  word-wrap: break-word;
}
.chat-assistant-message-user {
  align-self: flex-end;
}
.chat-assistant-message-user .chat-assistant-message-content {
  background: var(--theme-color);
  color: var(--font-color-invert);
  padding: 10px 14px;
  border-radius: 12px 12px 2px 12px;
  line-height: 1.6;
  font-size: 13px;
}
.chat-assistant-message-assistant {
  align-self: flex-start;
}
.chat-assistant-message-assistant .chat-assistant-answer {
  background: var(--background-color-grey-transparent-2);
  padding: 10px 14px;
  border-radius: 12px 12px 12px 2px;
  line-height: 1.7;
  word-break: break-word;
  font-size: 13px;
}
.chat-assistant-message-assistant .chat-assistant-answer p {
  margin: 0 0 12px 0;
  font-size: inherit;
}
.chat-assistant-message-assistant .chat-assistant-answer p:last-child {
  margin-bottom: 0;
}
.chat-assistant-message-assistant .chat-assistant-answer ul,
.chat-assistant-message-assistant .chat-assistant-answer ol {
  margin: 12px 0;
  padding-left: 24px;
}
.chat-assistant-message-assistant .chat-assistant-answer li {
  margin: 6px 0;
}
.chat-assistant-message-assistant .chat-assistant-answer code {
  background: var(--background-color-grey-transparent);
  padding: 2px 6px;
  border-radius: 3px;
  font-size: 12px;
  font-family: var(--meow-font-code);
  color: var(--theme-color-dark-1);
}
.chat-assistant-message-assistant .chat-assistant-answer pre {
  background: var(--background-color-grey-transparent);
  padding: 12px;
  border-radius: 6px;
  overflow-x: auto;
  margin: 12px 0;
  border: 1px solid var(--background-color-grey);
}
.chat-assistant-message-assistant .chat-assistant-answer pre code {
  background: transparent;
  padding: 0;
  color: inherit;
  font-size: 12px;
}
.chat-assistant-message-assistant .chat-assistant-answer strong {
  font-weight: 600;
  color: var(--font-color);
}
.chat-assistant-message-assistant .chat-assistant-answer em {
  font-style: italic;
}
.chat-assistant-message-assistant .chat-assistant-answer blockquote {
  border-left: 4px solid var(--theme-color);
  padding-left: 12px;
  margin: 12px 0;
  color: var(--font-color-light-1);
  background: var(--background-color-grey-transparent-2);
  padding: 10px 12px;
  border-radius: 4px;
  font-size: inherit;
}
.chat-assistant-message-assistant .chat-assistant-answer h1,
.chat-assistant-message-assistant .chat-assistant-answer h2,
.chat-assistant-message-assistant .chat-assistant-answer h3,
.chat-assistant-message-assistant .chat-assistant-answer h4,
.chat-assistant-message-assistant .chat-assistant-answer h5,
.chat-assistant-message-assistant .chat-assistant-answer h6 {
  margin: 12px 0 6px 0;
  font-weight: 600;
  line-height: 1.4;
}
.chat-assistant-message-assistant .chat-assistant-answer h1:first-child,
.chat-assistant-message-assistant .chat-assistant-answer h2:first-child,
.chat-assistant-message-assistant .chat-assistant-answer h3:first-child,
.chat-assistant-message-assistant .chat-assistant-answer h4:first-child,
.chat-assistant-message-assistant .chat-assistant-answer h5:first-child,
.chat-assistant-message-assistant .chat-assistant-answer h6:first-child {
  margin-top: 0;
}
.chat-assistant-message-assistant .chat-assistant-answer h1 {
  font-size: 18px;
}
.chat-assistant-message-assistant .chat-assistant-answer h2 {
  font-size: 16px;
}
.chat-assistant-message-assistant .chat-assistant-answer h3 {
  font-size: 15px;
}
.chat-assistant-message-assistant .chat-assistant-answer h4 {
  font-size: 14px;
}
.chat-assistant-message-assistant .chat-assistant-answer h5 {
  font-size: 13px;
}
.chat-assistant-message-assistant .chat-assistant-answer h6 {
  font-size: 12px;
}
.chat-assistant-message-assistant .chat-assistant-answer table {
  width: 100%;
  border-collapse: collapse;
  margin: 12px 0;
}
.chat-assistant-message-assistant .chat-assistant-answer table th,
.chat-assistant-message-assistant .chat-assistant-answer table td {
  border: 1px solid var(--background-color-grey);
  padding: 8px 12px;
  text-align: left;
}
.chat-assistant-message-assistant .chat-assistant-answer table th {
  background: var(--background-color-grey-transparent);
  font-weight: 600;
}
.chat-assistant-message-assistant .chat-assistant-answer hr {
  border: none;
  border-top: 1px solid var(--background-color-grey);
  margin: 16px 0;
}
.chat-assistant-message-assistant .chat-assistant-answer a {
  color: var(--theme-color);
  text-decoration: none;
}
.chat-assistant-message-assistant .chat-assistant-answer a:hover {
  text-decoration: underline;
}
.chat-assistant-message-loading .chat-assistant-answer {
  background-image: linear-gradient(90deg, #ff6b23 0%, #af3cb8 31%, #53b6ff 89%);
  background-size: 100% 2px;
  background-repeat: no-repeat;
  background-position: bottom;
}
.chat-assistant-loading {
  margin-top: 8px;
  font-size: 12px;
  color: var(--font-color-light-1);
  display: flex;
  align-items: center;
  gap: 8px;
}
.chat-assistant-reasoning {
  margin-bottom: 12px;
  border-left: 3px solid var(--theme-color);
  border-radius: 6px;
  background: var(--background-color-grey-transparent-2);
  overflow: hidden;
}
.chat-assistant-reasoning-header {
  padding: 12px 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  user-select: none;
  transition: background-color 0.2s;
}
.chat-assistant-reasoning-header:hover {
  background: var(--background-color-grey-transparent);
}
.chat-assistant-reasoning-title {
  font-weight: 600;
  font-size: 13px;
  color: var(--font-color);
}
.chat-assistant-reasoning-toggle {
  font-size: 12px;
  color: var(--font-color-light-1);
}
.chat-assistant-reasoning-content {
  padding: 12px 16px;
  font-size: 12px;
  color: var(--font-color-light-1);
  line-height: 1.6;
  word-break: break-word;
}
.chat-assistant-reasoning-content p {
  margin: 0 0 8px 0;
}
.chat-assistant-reasoning-content p:last-child {
  margin-bottom: 0;
}
.chat-assistant-reasoning-content ul,
.chat-assistant-reasoning-content ol {
  margin: 8px 0;
  padding-left: 20px;
}
.chat-assistant-reasoning-content li {
  margin: 4px 0;
}
.chat-assistant-reasoning-content code {
  background: var(--background-color);
  padding: 2px 6px;
  border-radius: 3px;
  font-size: 12px;
  font-family: var(--meow-font-code);
}
.chat-assistant-reasoning-content pre {
  background: var(--background-color);
  padding: 12px;
  border-radius: 4px;
  overflow-x: auto;
  margin: 8px 0;
}
.chat-assistant-reasoning-content pre code {
  background: transparent;
  padding: 0;
}
.chat-assistant-reasoning-content strong {
  color: var(--font-color);
  font-weight: 600;
}
.chat-assistant-reasoning-content em {
  font-style: italic;
}
.chat-assistant-reasoning-content blockquote {
  border-left: 3px solid var(--background-color-grey);
  padding-left: 12px;
  margin: 8px 0;
  color: var(--font-color-light-2);
}
.chat-assistant-input-wrapper {
  padding: 10px;
  border-top: 1px solid var(--background-color-grey);
  flex-shrink: 0;
}
.chat-assistant-input-container {
  display: flex;
  align-items: center;
  gap: 8px;
}
.chat-assistant-input {
  flex: 1;
  padding: 10px 14px;
  border: 1px solid var(--background-color-grey);
  border-radius: 8px;
  background: var(--background-color);
  color: var(--font-color);
  font-size: 14px;
  font-family: var(--meow-font-default);
  outline: none;
  transition: border-color 0.2s;
}
.chat-assistant-input:focus {
  border-color: var(--theme-color);
}
.chat-assistant-input::placeholder {
  color: var(--font-color-light-2);
}
.chat-assistant-send-btn {
  padding: 10px 20px;
  background: var(--theme-color);
  color: var(--font-color-invert);
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  transition: opacity 0.2s, transform 0.2s;
  white-space: nowrap;
}
.chat-assistant-send-btn:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}
.chat-assistant-send-btn:active {
  transform: translateY(0);
}
.chat-assistant-send-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}