/* Formulário de contato */
.contact-form {
  max-width: 600px;
  margin: 0 auto;
}

.contact-form__group {
  margin-bottom: var(--s-16);
}

.contact-form__label {
  display: block;
  font-size: var(--f-size-sm);
  font-weight: var(--f-weight-medium);
  margin-bottom: var(--s-4);
}

.contact-form__input,
.contact-form__textarea {
  width: 100%;
  padding: var(--s-12);
  border: 1px solid var(--c-border);
  font-family: var(--f-family);
  font-size: var(--f-size-base);
  transition: border-color var(--transition);
}

.contact-form__input:focus,
.contact-form__textarea:focus {
  outline: none;
  border-color: var(--c-accent);
}

.contact-form__textarea {
  min-height: 150px;
  resize: vertical;
}

.contact-form__submit {
  width: 100%;
  padding: var(--s-16);
  background: var(--c-accent);
  color: var(--c-white);
  font-size: var(--f-size-base);
  font-weight: var(--f-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  transition: background var(--transition);
}

.contact-form__submit:hover {
  background: var(--c-accent-hover);
}

/* WhatsApp flutuante */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25D366;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
  animation: waPulse 2s infinite;
}

.whatsapp-float svg {
  width: 28px;
  height: 28px;
  fill: #FFFFFF;
}

@keyframes waPulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}