main section {
    display: flex;
    flex-direction: column;
}

main .cabecalho {
    display: flex;
    flex-direction: column;
    align-items: center;
}

main .cabecalho h1 {
    font-family: var(--texto-destaque);
    font-size: clamp(2rem, 5vw, 3rem);
    letter-spacing: 0.05em;
    color: var(--texto-foreground);
    text-align: center;
}

main .cabecalho p {
    font-family: var(--texto-comum);
    font-weight: 400;
    font-size: clamp(0.75rem, 2vw, 0.875rem);
    letter-spacing: 0.3em;
    color: var(--red-primary);
    text-align: center;
}

main .cabecalho .linha-sections {
    background-color: var(--red-primary);
    width: clamp(3rem, 5vw, 4rem);
    height: 1px;
    margin: clamp(0.5rem, 2vw, 0.75rem) clamp(1rem, 3vw, 1.5rem);
}

.whatsapp-btn {
  position: fixed;
  bottom: 30px;
  right: 30px;

  width: 60px;
  height: 60px;

  display: flex;
  align-items: center;
  justify-content: center;

  background-color: #25D366;
  border-radius: 50%;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.whatsapp-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.35);
}

.whatsapp-icon {
  width: 40px;
  height: 40px;
}

.whatsapp-bg {
  display: none;
}

.whatsapp-symbol {
  fill: #ffffff;
}