/* Reset de base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: #333;
    background: #f9f9f9;
  }
  .container {
    width: 90%;
    max-width: 1200px;
    margin: auto;
  }
  
  /* Header */
  header {
    background: #0077b6;
    color: #fff;
    padding: 20px 0;
  }
  header h1 {
    font-size: 2rem;
  }
  nav ul {
    list-style: none;
    display: flex;
    gap: 20px;
  }
  nav a {
    color: #fff;
    text-decoration: none;
    transition: color 0.3s;
  }
  nav a:hover {
    color: #90e0ef;
  }
  
  /* Hero */
  .hero {
    background: url('https://images.unsplash.com/photo-1581578017428-998faebd63ae') center/cover no-repeat;
    color: #fff;
    text-align: center;
    padding: 100px 20px;
  }
  .hero h2 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    color: #000;
  }
  .hero .btn {
    display: inline-block;
    margin-top: 20px;
    background: #00b4d8;
    color: #fff;
    padding: 10px 20px;
    border-radius: 25px;
    text-decoration: none;
    transition: background 0.3s;
  }
  .hero .btn:hover {
    background: #0096c7;
  }

  .hero p {
    color: #000;
  }
  
  /* Sections */
  section {
    padding: 60px 0;
  }
  .services .service-cards {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-top: 30px;
  }
  .card {
    background: #fff;
    padding: 20px;
    flex: 1 1 calc(33% - 20px);
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    border-radius: 10px;
  }
  .card h4 {
    margin-bottom: 10px;
  }
  .about p {
    max-width: 800px;
    margin-top: 20px;
  }
  
  /* Contact */
  .contact form {
    display: flex;
    flex-direction: column;
    gap: 15px;
    max-width: 600px;
  }
  .contact input,
  .contact textarea {
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
  }
  .contact button {
    background: #0077b6;
    color: #fff;
    border: none;
    padding: 12px;
    border-radius: 5px;
    cursor: pointer;
  }
  .contact button:hover {
    background: #023e8a;
  }
  
  /* Footer */
  footer {
    background: #023e8a;
    color: #fff;
    text-align: center;
    padding: 20px 0;
    margin-top: 40px;
  }
  
  /* Responsive */
  @media(max-width: 768px) {
    .services .service-cards {
      flex-direction: column;
    }
    nav ul {
      flex-direction: column;
      align-items: center;
    }
  }