* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
  }
  
  body {
    background: #f5f9ff;
    color: #333;
  }
  

  header {
    background-color: #0057b7;
    color: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 50px;
  }
  
  header .logo {
    font-size: 1.6em;
    font-weight: bold;
  }
  
  .btn-voltar {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    background-color: #0057b7;
    color: white;
    text-decoration: none;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 500;
    transition: 0.3s ease;
}

/* Efeito ao passar o mouse */
.btn-voltar:hover {
    background-color: #333;
    transform: translateX(-3px);
}

/* Estilo da "setina" (seta) */
.btn-voltar .setina {
    width: 10px;
    height: 10px;
    border-left: 3px solid rgb(255, 255, 255);
    border-bottom: 3px solid white;
    transform: rotate(45deg);
    transition: 0.3s ease;
}

/* A seta se move um pouco ao passar o mouse */
.btn-voltar:hover .setina {
    transform: rotate(45deg) translateX(-3px);
}




  nav ul {
    list-style: none;
    display: flex;
    gap: 25px;
  }
  
  nav a {
    color: white;
    text-decoration: none;
    font-weight: 600;
  }
  
  nav a:hover {
    text-decoration: underline;
  }
  
  
  .banner {
    background: url('beans.jpg') center/cover no-repeat;
    color: white;
    text-align: center;
    padding: 120px 20px;
    background-blend-mode: darken;
    background-color: rgba(0, 87, 183, 0.5);
  }
  
  .banner h1 {
    font-size: 2.5em;
    margin-bottom: 10px;
  }
  
  .banner p {
    font-size: 1.2em;
    margin-bottom: 20px;
  }
  
  .banner .btn {
    background: #007bff;
    color: white;
    padding: 12px 25px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: bold;
    transition: 0.3s;
  }
  
  .banner .btn:hover {
    background: #0056b3;
  }
  

  .produtos {
    padding: 60px 40px;
    text-align: center;
  }
  
  .produtos h2 {
    color: #0057b7;
    margin-bottom: 40px;
  }
  
  .grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
  }
  
  .card {
    background: white;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    padding: 20px;
    transition: transform 0.3s ease;
  }
  
  .card:hover {
    transform: scale(1.05);
  }
  
  .card img {
    width: 100%;
    border-radius: 10px;
    height: 180px;
    object-fit: cover;
  }
  
  .card h3 {
    margin: 15px 0 5px;
  }
  
  .card p {
    color: #0057b7;
    font-weight: bold;
    margin-bottom: 10px;
  }
  
  button.comprar {
    background: #007bff;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    transition: 0.3s;
  }
  
  button.comprar:hover {
    background: #0056b3;
  }
  
 
  footer {
    background: #0057b7;
    color: white;
    text-align: center;
    padding: 20px;
    margin-top: 40px;
    font-size: 0.9em;
  }