/* ========================= */
/* style.css */
/* ========================= */

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

body{
  overflow:hidden;
  background:black;
}

/* ========================= */
/* PANTALLAS */
/* ========================= */

.pantalla{
  position:absolute;

  width:100%;
  height:100vh;

  display:none;

  justify-content:center;
  align-items:center;

  overflow:hidden;
}

.pantalla.activa{
  display:flex;
}

/* ========================= */
/* PANTALLA 1 */
/* ========================= */

.imagen-cortada{
  position:absolute;

  width:100%;
  height:100%;

  display:flex;
}

.imagen-cortada span{
  flex:1;

  background-image:url('https://images.unsplash.com/photo-1542291026-7eec264c27ff?w=1200');

  background-size:cover;
  background-position:center;

  transform:translateY(-100%);

  animation:caer 1.5s forwards;
}

/* Retraso */

.imagen-cortada span:nth-child(1){
  animation-delay:0s;
}

.imagen-cortada span:nth-child(2){
  animation-delay:0.2s;
}

.imagen-cortada span:nth-child(3){
  animation-delay:0.4s;
}

.imagen-cortada span:nth-child(4){
  animation-delay:0.6s;
}

.imagen-cortada span:nth-child(5){
  animation-delay:0.8s;
}

/* Oscuro */

.overlay{
  position:absolute;

  width:100%;
  height:100%;

  background:rgba(0,0,0,0.6);
}

/* Contenido */

.contenido{
  position:relative;

  z-index:10;

  text-align:center;

  color:white;

  animation:mostrar 2s;
}

/* Logo */

.logo{
  width:220px;
  height:220px;

  border-radius:50%;

  object-fit:cover;

  border:5px solid white;

  margin-bottom:20px;

  animation:flotar 3s infinite;
}

/* Texto */

.contenido h1{
  font-size:70px;
  margin-bottom:20px;
}

.contenido p{
  font-size:25px;
}

/* ========================= */
/* PANTALLA 2 */
/* ========================= */

#pantalla2{
  background:url('https://images.unsplash.com/photo-1515955656352-a1fa3ffcd111?w=1200');

  background-size:cover;
  background-position:center;
}

.bienvenida{
  background:rgba(0,0,0,0.7);

  padding:50px;

  border-radius:20px;

  text-align:center;

  color:white;

  animation:zoom 1s;
}

.bienvenida h2{
  font-size:60px;
  margin-bottom:20px;
}

.bienvenida p{
  font-size:25px;
  margin-bottom:30px;
}

/* Botón */

button{
  padding:15px 40px;

  border:none;

  border-radius:50px;

  background:red;

  color:white;

  font-size:18px;

  cursor:pointer;

  transition:0.4s;
}

button:hover{
  background:white;
  color:black;

  transform:scale(1.1);
}

/* ========================= */
/* PANTALLA 3 */
/* ========================= */

#pantalla3{
  background:white;

  flex-direction:column;

  padding:50px;
}

.titulo{
  font-size:55px;

  margin-bottom:50px;
}

/* Cards */

.cards{
  width:100%;

  display:grid;

  grid-template-columns:
  repeat(auto-fit,minmax(280px,1fr));

  gap:40px;
}

/* Card */

.card{
  background:#f5f5f5;

  border-radius:20px;

  overflow:hidden;

  box-shadow:0 10px 25px rgba(0,0,0,0.2);

  transition:0.5s;

  animation:subir 1s;
}

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

/* Imagen */

.card img{
  width:100%;
  height:300px;

  object-fit:cover;
}

/* Info */

.info{
  padding:20px;
}

.info h3{
  font-size:28px;
  margin-bottom:10px;
}

.info p{
  color:red;

  font-size:25px;

  margin-bottom:20px;
}

/* ========================= */
/* ANIMACIONES */
/* ========================= */

@keyframes caer{

  to{
    transform:translateY(0);
  }

}

@keyframes mostrar{

  from{
    opacity:0;
    transform:translateY(30px);
  }

  to{
    opacity:1;
    transform:translateY(0);
  }

}

@keyframes flotar{

  0%{
    transform:translateY(0px);
  }

  50%{
    transform:translateY(-15px);
  }

  100%{
    transform:translateY(0px);
  }

}

@keyframes zoom{

  from{
    transform:scale(0.5);
    opacity:0;
  }

  to{
    transform:scale(1);
    opacity:1;
  }

}

@keyframes subir{

  from{
    opacity:0;
    transform:translateY(50px);
  }

  to{
    opacity:1;
    transform:translateY(0);
  }

}