.whatsapp-float {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 20px;
    right: 20px;
    background-color: #25d366;
    color: white;
    border-radius: 50%;
    text-align: center;
    font-size: 32px;
    box-shadow: 2px 2px 5px rgba(0,0,0,0.3);
    z-index: 1000;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: transform 0.3s ease;
    text-decoration: none;
  }

  .whatsapp-float:hover {
    transform: scale(1.1);
    background-color: #1ebe5d;
  }

  
  :root {
  --azul-principal: #007bff;
  --azul-hover: #0056b3;
  --ouro: #bf7e3c;
  --branco: #ffffff;
  --azul-titulo: #3c6e99;

  --fonte-principal: 'Segoe UI', Roboto, sans-serif;
  --raio-botao: 8px;
  --sombra-suave: 0 4px 16px rgba(0, 0, 0, 0.08);
}

/* Layout principal do slide */
.sessao-eclipse {
  width: 100%;
  overflow: hidden;
  position: relative;
  font-family: var(--fonte-principal);
  background-color: #000;
}

.deslizante-vortex {
  position: relative;
}

.faixas-nimbus {
  display: flex;
  width: 100%;
  transition: transform 0.6s ease-in-out;
}

.faixas-nimbus li {
  min-width: 100%;
  list-style: none;
  position: relative;
  height: 100vh;
  overflow: hidden;
}

/* Imagens */
.img-grande,
.img-pequena {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  z-index: 1;
}

.img-pequena {
  display: none;
}

/* Texto */
.texto-nave {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 90%;
  max-width: 800px;
  color: var(--branco);
  text-align: center;
  z-index: 2;
  text-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
  padding: 1rem;
}

.texto-nave h2 {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.caixa-conteudo p {
  font-size: 1.8rem;
  font-weight: 400;
  line-height: 1.6;
}

/* Botões */
.botao-nave {
  padding: 0.9rem 2.2rem;
  font-weight: 600;
  border: none;
  border-radius: var(--raio-botao);
  text-decoration: none;
  display: inline-block;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: var(--sombra-suave);
}

.azul-principal {
  background-color: var(--azul-principal);
  color: var(--branco);
}

.azul-principal:hover {
  background-color: var(--azul-hover);
  transform: scale(1.05);
}

.cor-ouro {
  background-color: var(--ouro) !important;
  color: var(--branco);
}

/* Utilitários */
.texto-branco {
  color: var(--branco);
}

.titulo-brilho {
  color: var(--azul-titulo);
}

.cor-azul {
  color: var(--azul-principal);
}

/* Controles */
.controle-vortex {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-size: 2rem;
  color: var(--branco);
  background: rgba(0, 0, 0, 0.4);
  border: none;
  padding: 0.8rem 1.2rem;
  cursor: pointer;
  z-index: 10;
  border-radius: 50%;
  transition: background 0.3s ease;
}

.controle-vortex:hover {
  background: rgba(0, 0, 0, 0.6);
}

.controle-vortex.anterior {
  left: 20px;
}

.controle-vortex.proximo {
  right: 20px;
}

/* Responsivo */
@media (max-width: 768px) {
  .texto-nave h2 {
    font-size: 2rem;
  }

  .caixa-conteudo p {
    font-size: 1.1rem;
  }
}

@media (max-width: 599.9px) {
  .img-grande {
    display: none;
  }
    .controle-vortex {
    top: auto;
    bottom: 30%;
    transform: none;
  }

  .img-pequena {
    display: block;
    width: 100%;
    height: 100vh;
    object-fit: cover;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
  }

  .faixas-nimbus li {
    height: 100vh;
    position: relative;
  }

  .texto-nave {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    padding: 0 1rem;
    width: 100%;
    max-width: 90%;
    position: absolute;
    z-index: 2;
  }

  .texto-nave h2 {
    font-size: 1.6rem;
  }

  .caixa-conteudo p {
    font-size: 1rem;
  }
}


@media (max-width: 450px) {
  .texto-nave h2 {
    font-size: 2rem;
  }

  .caixa-conteudo p {
    font-size: 1.2rem;
    font-weight: 400;
  }

  .botao-nave {
    padding: 0.7rem 1.6rem;
    font-size: 0.95rem;
  }
}