body {
  background: #0f0f0f;
  color: white;
  margin: 0;
  font-family: Arial, sans-serif;
}

header {
  background: #1c1c1c;
  padding: 15px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}

header input {
  padding: 8px;
  border-radius: 5px;
  border: none;
  width: 200px;
}

#catalogo {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 15px;
  padding: 20px;
}

.card {
  background: #1c1c1c;
  border-radius: 10px;
  overflow: hidden;
  text-align: center;
  padding-bottom: 10px;
}

.card img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  border-bottom: 2px solid #333;
  transition: height 0.3s;
}


.card h3 {
  margin: 10px 0 5px;
  font-size: 16px;
}

.card p {
  margin: 0 0 10px;
  color: #bbb;
}

.card button {
  padding: 8px 12px;
  border: none;
  border-radius: 5px;
  background: #e50914;
  color: white;
  font-weight: bold;
  cursor: pointer;
}

#planos {
  padding: 40px 20px;
  background-color: #121212;
  /* fundo escuro */
  color: #fff;
}

#planos h2 {
  text-align: center;
  font-size: 28px;
  margin-bottom: 30px;
  color: #f8f5f2;
}

.planos-container {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.plano {
  background-color: #1e1e1e;
  border-radius: 15px;
  padding: 25px 20px;
  width: 250px;
  text-align: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
  transition: transform 0.3s, box-shadow 0.3s;
}

.plano:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.7);
}

.plano h3 {
  font-size: 20px;
  margin-bottom: 15px;
  color: #f8f5f2;
}

.plano p {
  margin: 8px 0;
  font-size: 16px;
  color: #ccc;
}

.btn-assinar {
  margin-top: 15px;
  padding: 10px 20px;
  font-size: 16px;
  background-color: #ff4500;
  /* botão laranja chamativo */
  color: #fff;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: background-color 0.3s;
}

.btn-assinar:hover {
  background-color: #e03e00;
}

.btn-comprar {
  display: inline-block;
  margin-top: 15px;
  padding: 10px 20px;
  font-size: 16px;
  background-color: #0088cc;
  /* azul Telegram */
  color: #fff;
  text-decoration: none;
  border-radius: 8px;
  transition: background-color 0.3s;
}

.btn-comprar:hover {
  background-color: #006699;
}

/* Responsividade para telas menores */
@media (max-width: 600px) {
  header {
    flex-direction: column;
    align-items: stretch;
    padding: 10px 5px;
    gap: 10px;
  }

  header input {
    width: 100%;
    font-size: 16px;
  }

  #catalogo {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    padding: 10px 4px;
  }

  .card img {
    height: 220px;
  }

  .card h3 {
    font-size: 14px;
  }

  .card p {
    font-size: 13px;
  }

  .card button {
    font-size: 14px;
    padding: 7px 10px;
  }

  #planos {
    padding: 20px 5px;
  }

  .planos-container {
    flex-direction: column;
    align-items: center;
    gap: 12px;
  }

  .plano {
    width: 95%;
    padding: 15px 5px;
  }

  .plano h3 {
    font-size: 17px;
  }

  .plano p {
    font-size: 14px;
  }

  .btn-assinar,
  .btn-comprar {
    font-size: 14px;
    padding: 8px 12px;
  }
}

#catalogo {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 15px;
  padding: 20px;
}

/* Responsividade para telas menores */
@media (max-width: 600px) {
  #catalogo {
    grid-template-columns: repeat(2, 1fr);
    /* sempre 2 colunas no celular */
    gap: 10px;
    padding: 10px 5px;
  }

  .card img {
    height: 220px;
    /* altura maior para o card no celular */
  }
}