#chatbot-page .chat-shell {
  display: grid;
  gap: var(--space-4);
}

#chatbot-page .chat-stage {
  display: grid;
  gap: var(--space-4);
}

#chatbot-page .chat-header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

#chatbot-page .chat-header-icon {
  width: 52px;
  height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 18px;
  background: linear-gradient(135deg, var(--color-primary-soft), #bfdbfe);
  color: var(--color-primary-dark);
  font-size: 1.25rem;
}

#chatbot-page .chat-title {
  margin: 0;
  font-size: clamp(1.4rem, 3vw, 1.8rem);
  font-weight: 800;
}

#chatbot-page .chat-copy {
  margin: 4px 0 0;
  color: var(--color-text-secondary);
}

#chatbot-page .chat-log {
  min-height: 360px;
  max-height: 65vh;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding-right: 4px;
}

#chatbot-page .chat-empty {
  padding: var(--space-5);
  border-radius: var(--radius-md);
  background: #f8fafc;
  color: var(--color-text-secondary);
  line-height: 1.85;
}

#chatbot-page .chat-message {
  max-width: min(90%, 720px);
  padding: 14px 16px;
  border-radius: 20px;
  line-height: 1.75;
  word-break: break-word;
  box-shadow: var(--shadow-sm);
}

#chatbot-page .chat-message p:last-child,
#chatbot-page .chat-message ul:last-child,
#chatbot-page .chat-message ol:last-child {
  margin-bottom: 0;
}

#chatbot-page .chat-message-user {
  align-self: flex-end;
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
  color: #fff;
  border-bottom-right-radius: 8px;
}

#chatbot-page .chat-message-ai {
  align-self: flex-start;
  background: #f8fafc;
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
  border-bottom-left-radius: 8px;
}

#chatbot-page .chat-input-wrap {
  display: grid;
  gap: var(--space-3);
}

#chatbot-page .chat-form {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-3);
}

#chatbot-page .chat-submit {
  min-width: 56px;
  min-height: 52px;
}

#chatbot-page .chat-helper-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: space-between;
  align-items: center;
}

#chatbot-page .chat-status {
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

#chatbot-page .chat-status.is-waiting {
  color: var(--color-primary-dark);
  font-weight: 700;
}

@media (max-width: 767px) {
  #chatbot-page .chat-form {
    grid-template-columns: 1fr;
  }

  #chatbot-page .chat-helper-row {
    flex-direction: column;
    align-items: stretch;
  }

  #chatbot-page .chat-log {
    min-height: 320px;
  }

  #chatbot-page .chat-message {
    max-width: 100%;
  }
}