:root {
      --rojo: #E50914;
      --negro: #101010;
      --gris: #F7F7F7;
      --texto: #222;
    }

    * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
      font-family: Arial, sans-serif;
    }

    body {
      color: var(--texto);
      line-height: 1.5;
      background: #fff;
    }
/* **************************************** ******************************* */
.hero {
  display: flex;
  background: url("../img/log.jpg") center/cover no-repeat;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 20px;
  /*background: linear-gradient(135deg, #E50914, #95060D); /* fondo institucional */
  color: #fff;
  min-height: 60vh; /* ocupa buena parte del viewport */
}

.hero img {
  max-width: 150px;
  margin-bottom: 20px;
}

.hero h1 {
  font-size: 2rem;
  margin: 10px 0;
}

.hero p {
  font-size: 1.2rem;
  margin-bottom: 20px;
}

.hero .btn {
  display: inline-block;
  padding: 12px 24px;
  background: #25D366; /* color oficial de WhatsApp */
  color: #fff;
  border-radius: 6px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1rem;
  transition: background 0.3s, transform 0.2s;
  margin-top: 15px;
}

.hero .btn:hover {
  background: #1ebe5d;
  transform: scale(1.05); /* efecto zoom */
}


/*
.hero .btn {
  background: #fff;
  color: #E50914;
  font-weight: bold;
}
.hero .btn:hover {
  background: #f5f5f5;
  color: #95060D;
}
*/

    /* ----------- HERO ------------ */

/*
    .hero {
      min-height: 70vh;
      background: url("../img/log.jpg") center/cover no-repeat;
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      text-align: center;
      padding: 40px 20px;
      position: relative;
    }

    .hero::before {
      content: "";
      position: absolute;
      inset: 0;
      background: rgba(229, 9, 20, 0.65);
      backdrop-filter: blur(2px);
    }

    .hero > * {
      position: relative;
      z-index: 2;
      color: white;
    }

    .hero img {
      width: 140px;
      margin-bottom: 10px;
    }

    .hero h1 {
      font-size: 2.4rem;
      margin-bottom: 5px;
      font-weight: 800;
      letter-spacing: 2px;
    }
    .hero p {
      font-size: 1.2rem;
      margin-bottom: 20px;
      font-weight: 300;
    }

    .btn {
      background: white;
      color: var(--rojo);
      padding: 12px 24px;
      border-radius: 6px;
      text-decoration: none;
      font-weight: bold;
      border: none;
      cursor: pointer;
      transition:.3s;
    }
    .btn:hover {
      background: var(--negro);
      color: white;
    }

*/

    /* ----------- SECCIONES ------------ */
    section {
      padding: 60px 20px;
      max-width: 1100px;
      margin: auto;
    }

    h2 {
      text-align: center;
      margin-bottom: 40px;
      color: var(--rojo);
    }

    .grid {
      display: grid;
      gap: 20px;
    }
    @media(min-width:768px){
      .grid { grid-template-columns: repeat(3, 1fr); }
    }

    .card {
      background: var(--gris);
      padding: 20px;
      border-radius: 10px;
      text-align: center;
      transition: .3s;
    }
    .card:hover {
      box-shadow: 0 0 20px rgba(0,0,0,.15);
      transform: translateY(-5px);
    }

    /* ----------- CONTACTO ------------ */
    .form-container {
      background: #fff;
      padding: 30px;
      border-radius: 12px;
      box-shadow: 0 8px 25px rgba(0,0,0,.1);
      max-width: 600px;
      margin: auto;
    }

    .form-container form {
      display: flex;
      flex-direction: column;
      gap: 15px;
    }

    .form-container input,
    .form-container textarea {
      padding: 12px;
      border: 1px solid #ddd;
      border-radius: 8px;
      font-size: 1rem;
      transition: border-color .3s, box-shadow .3s;
    }

    .form-container input:focus,
    .form-container textarea:focus {
      border-color: var(--rojo);
      box-shadow: 0 0 8px rgba(229,9,20,.3);
      outline: none;
    }

    .btn-submit {
      background: var(--rojo);
      color: #fff;
      padding: 14px;
      border: none;
      border-radius: 8px;
      font-size: 1rem;
      font-weight: bold;
      cursor: pointer;
      transition: background .3s, transform .2s;
    }

    .btn-submit:hover {
      background: #95060D;
      transform: translateY(-2px);
    }

    /* ----------- FOOTER ------------ */
    footer {
      text-align: center;
      background: var(--negro);
      color: white;
      padding: 40px 20px;
      border-top: 5px solid var(--rojo);
    }
    footer a {
      color: white;
      margin: 0 10px;
      text-decoration: none;
      font-weight: bold;
    }
    footer a:hover {
      color: var(--rojo);
    }