* {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
        list-style: none;
        font-family: sans-serif;
        text-decoration: none;
    }

 
     .banner-gym {
      background-image: url('/fotos/rutinas/baneer.webp');
      background-size: cover;
      width: 100%;
      background-position: center 100px;
      height: 90vh;
      display: flex;
      justify-content: center;
      align-items: center;
      color: white;
      text-shadow: 2px 2px 6px rgba(0, 0, 0, 0.7);
    }

    .banner-gym h1 {
      font-size: 3.5rem;
      text-align: center;
      padding: 0 20px;
      max-width: 900px;
    }
 
 
 .seccion-planes {
      padding: 50px 20px;
      max-width: 1200px;
      margin: auto;
    }

    .seccion-planes h2 {
      text-align: center;
      font-size: 36px;
      margin-bottom: 40px;
      color: #fff;
      padding-top: 100px;
    }

    .planes-container {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 30px;
    }

    .plan-card {
      background-color: rgb(71, 71, 71);
      border-radius: 10px;
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
      overflow: hidden;
      transition: transform 0.3s ease;
    }

    .plan-card:hover {
      transform: translateY(-10px);
    }

    .plan-card img {
      width: 100%;
      height: 400px;
      object-fit: cover;
    }

    .plan-content {
      padding: 20px;
    }

    .plan-content h3 {
      font-size: 24px;
      margin-bottom: 10px;
      color: #fff;
    }

    .plan-content p {
      font-size: 16px;
      margin-bottom: 20px;
      color: #fff;
    }

    .btn-descargar {
      display: inline-block;
      padding: 10px 20px;
      background-color: blue;
      color: white;
      text-decoration: none;
      border-radius: 5px;
      font-weight: bold;
      transition: background-color 0.3s ease;
      align-items: center;
    }

    .btn-descargar:hover {
      background-color: blue;
    }

    .historias {
    padding: 60px 20px;
    background-color: #f7f7f7;
    text-align: center;
    height: 90vh;
  }

  .historias h2 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    padding-top: 200px;
  }

  .historias p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    color: #fff;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
  }

  .videos-container {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    justify-content: center;
    padding-top: 50px;
  }

  .video-card {
    flex: 1 1 300px;
    max-width: 400px;
  }

  .video-card iframe {
    width: 100%;
    height: 300px;
    border-radius: 8px;
  }

  .video-card h3 {
    margin-top: 15px;
    font-size: 1.1rem;
    color: #222;
  }












   .planes-rutinas {
      padding: 60px 20px;
      text-align: center;
    }

    .planes-rutinas h2 {
      font-size: 2.8rem;
      margin-bottom: 10px;
    }

    .planes-rutinas p {
      font-size: 20px;
      margin-bottom: 40px;
      color: #fff;
      max-width: 700px;
      margin-left: auto;
      margin-right: auto;
    }

    .cards-container {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 25px;
    }

    .card {
      background-color: #f2f2f2;
      border-radius: 12px;
      box-shadow: 0 4px 10px rgba(0,0,0,0.1);
      padding: 25px 20px;
      width: 280px;
      transition: transform 0.3s ease;
      cursor: default;
    }

    .card:hover {
      transform: translateY(-10px);
      box-shadow: 0 10px 20px rgba(0,0,0,0.2);
    }

    .card h3 {
      margin-bottom: 15px;
      font-size: 1.5rem;
      color: #222;
    }

    .card p {
      font-size: 1rem;
      color: #444;
      margin-bottom: 25px;
    }

    .card button {
      background-color: blue;
      color: white;
      border: none;
      padding: 12px 25px;
      border-radius: 6px;
      font-weight: bold;
      cursor: pointer;
      transition: background-color 0.3s ease;
    }

    .card button:hover {
      background-color: lightskyblue;
    }

    /* Modal styles */
    .modal {
      position: fixed;
      top: 0; left: 0;
      width: 100vw;
      height: 100vh;
      background: rgba(0,0,0,0.6);
      display: none;
      justify-content: center;
      align-items: center;
      padding: 20px;
      z-index: 1000;
    }

    .modal.active {
      display: flex;
    }

    .modal-content {
      background: white;
      max-width: 600px;
      width: 100%;
      border-radius: 12px;
      padding: 30px;
      position: relative;
      box-shadow: 0 5px 15px rgba(0,0,0,0.3);
      overflow-y: auto;
      max-height: 80vh;
    }

    .modal-content h3 {
      margin-top: 0;
      font-size: 2rem;
      color: #222;
    }

    .modal-content p {
      font-size: 1.1rem;
      line-height: 1.5;
      color: #444;
    }

    .modal-close {
      position: absolute;
      top: 15px;
      right: 15px;
      background: blue;
      border: none;
      color: white;
      font-size: 1.5rem;
      font-weight: bold;
      border-radius: 50%;
      width: 35px;
      height: 35px;
      cursor: pointer;
      line-height: 1;
    }

    .modal-close:hover {
      background: lightskyblue;
    }

    @media (max-width: 768px) {
      .cards-container {
        flex-direction: column;
        align-items: center;
      }

      .card {
        width: 90%;
      }
    }