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

    body {
      font-family: Arial, sans-serif;
      background-color: #f5f5f5;
      padding-top: 100px; /* Ajuste por la altura del nav */
    }

    nav {
      background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      height: 100px;
      z-index: 1000;
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 0 30px;
      box-shadow: 0 2px 15px rgba(0, 0, 0, 0.2);
    }

    /* Logo + título */
    .left-section {
      display: flex;
      align-items: center;
      gap: 15px;
    }

    .left-section img {
      height: 60px;
    }

    .left-section h1 {
      color: white;
      font-size: 1.6rem;
    }

    /* Menú */
    .menu {
      list-style: none;
      display: flex;
      gap: 25px;
    }

    .menu li a {
      color: white;
      text-decoration: none;
      font-size: 1.1rem;
      font-weight: 500;
      padding: 10px;
      transition: 0.3s;
    }

    .menu li a:hover {
      color: #3498db;
      background-color: rgba(255, 255, 255, 0.1);
      border-radius: 5px;
    }

    /* Responsive */
    @media (max-width: 768px) {
      nav {
        flex-direction: column;
        height: auto;
        padding: 10px;
      }

      .menu {
        flex-direction: column;
        align-items: center;
        width: 100%;
        margin-top: 10px;
      }

      .menu li {
        width: 100%;
        text-align: center;
      }

      .menu li a {
        display: block;
        width: 100%;
      }
    }