:root {
      --azul: #04479d;
      --laranja: #f04401;
      --preto: #06192c;
      --cinza: #5f6b7a;
      --cinza-claro: #f4f7fb;
      --branco: #ffffff;
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    body {
      font-family: Arial, Helvetica, sans-serif;
      color: var(--preto);
      background: var(--branco);
      line-height: 1.6;
    }

    header {
      padding: 24px 8%;
      border-bottom: 1px solid #e8edf3;
    }

    .nav {
      max-width: 1120px;
      margin: 0 auto;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    .brand {
      display: flex;
      align-items: center;
      gap: 14px;
      font-weight: bold;
    }

    .brand img {
      width: 70px;
    }

    nav a {
      margin-left: 20px;
      text-decoration: none;
      color: var(--cinza);
    }

    nav a:hover {
      color: var(--azul);
    }

    .hero {
      padding: 80px 8%;
      text-align: center;
    }

    .hero h1 {
      font-size: 2.5rem;
      margin-bottom: 20px;
    }

    .hero p {
      color: var(--cinza);
      max-width: 700px;
      margin: 0 auto 30px;
    }

    .btn {
      display: inline-block;
      padding: 12px 20px;
      border-radius: 30px;
      text-decoration: none;
      font-weight: bold;
    }

    .btn-primary {
      background: var(--azul);
      color: white;
    }

    .btn-secondary {
      border: 1px solid #ccc;
      color: var(--preto);
      margin-left: 10px;
    }

    section {
      padding: 60px 8%;
    }

    .container {
      max-width: 1120px;
      margin: 0 auto;
    }

    .grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .card {
      border: 1px solid #e3e9f1;
      padding: 20px;
      border-radius: 12px;
    }

    .contact {
      background: var(--preto);
      color: white;
      text-align: center;
    }

    footer {
      background: #03101f;
      color: #aaa;
      padding: 30px 8%;
      text-align: center;
    }

    footer a {
      color: #aaa;
      text-decoration: none;
      margin: 0 10px;
    }

    @media (max-width: 900px) {
      .grid {
        grid-template-columns: 1fr;
      }
      nav {
        display: none;
      }
    }