.chatbot-widget {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 1000;
}

.chatbot-widget__toggle {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 50%;
  border: none;
  background: var(--wa-color-brand-fill-normal);
  color: var(--wa-color-brand-on-normal);
  font-size: 1.5rem;
  cursor: pointer;
  box-shadow: var(--wa-shadow-m);
}

.chatbot-widget__panel {
  position: absolute;
  bottom: 4rem;
  right: 0;
  width: 20rem;
  max-height: 30rem;
  background: var(--wa-color-surface-raised);
  border: 1px solid var(--wa-color-neutral-border-quiet);
  border-radius: var(--wa-border-radius-l);
  box-shadow: var(--wa-shadow-l);
  display: flex;
  flex-direction: column;
}

.chatbot-widget__panel[hidden] {
  display: none;
}

.chatbot-widget__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--wa-color-neutral-border-quiet);
  color: var(--wa-color-text-normal);
}

.chatbot-widget__close {
  background: transparent;
  border: none;
  color: var(--wa-color-text-normal);
  font-size: 1.25rem;
  cursor: pointer;
}

.chatbot-widget__messages {
  flex: 1;
  overflow-y: auto;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.chatbot-widget__message {
  margin: 0;
  padding: 0.5rem 0.75rem;
  border-radius: var(--wa-border-radius-m);
  font-size: 0.875rem;
  max-width: 85%;
}

.chatbot-widget__message--bot {
  background: var(--wa-color-neutral-fill-quiet);
  color: var(--wa-color-text-normal);
  align-self: flex-start;
}

.chatbot-widget__message--user {
  background: var(--wa-color-brand-fill-normal);
  color: var(--wa-color-brand-on-normal);
  align-self: flex-end;
}

.chatbot-widget__form {
  display: flex;
  gap: 0.5rem;
  padding: 0.75rem;
  border-top: 1px solid var(--wa-color-neutral-border-quiet);
}

.chatbot-widget__input {
  flex: 1;
  padding: 0.5rem;
  border: 1px solid var(--wa-color-neutral-border-quiet);
  border-radius: var(--wa-border-radius-s);
  background: var(--wa-color-surface-default);
  color: var(--wa-color-text-normal);
}

.chatbot-widget__send {
  padding: 0.5rem 0.75rem;
  background: var(--wa-color-brand-fill-normal);
  color: var(--wa-color-brand-on-normal);
  border: none;
  border-radius: var(--wa-border-radius-s);
  cursor: pointer;
}