/* PALETA DE COLORES */
:root {
  --fondo-claro: #F0F4F8;
  --rosado:  #7398c4;
  --verde: #A8D8B9;
  --beige: #e2e8f3;
  --oscuro: #2C3E50;
}

body {
  font-family: 'DM Sans', sans-serif;
  background-color: var(--fondo-claro);
  margin: 0;
  padding: 0;
  width: 100%;
  color: var(--oscuro);
  cursor: default;
  /* cursor: none; */
}


/* === CURSOR FLOR === */
.cursor-trail {
  position: fixed;
  width: 16px;
  height: 16px;
  background: rgba(143, 42, 201, 0.12);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  box-shadow: 0 0 25px rgba(143, 42, 201, 0.7);
  transform: translate(-50%, -50%);
  animation: fadeOut 0.7s ease-out forwards;
}

#emoji-cursor {
  position: fixed;
  font-size: 24px;
  pointer-events: none;
  z-index: 10000;
  transform: translate(-50%, -50%);
  transition: transform 0.05s linear;
}

@keyframes fadeOut {
  0% {
    opacity: 1;
    transform: scale(1) translate(-50%, -50%);
  }
  100% {
    opacity: 0;
    transform: scale(2.2) translate(-50%, -50%);
  }
}

    h1 {
      font-size: 5em; 
      animation-duration: 3s;
    }

.curiosidades {
  padding: 2rem;
  max-width: 1100px;
  margin: 0 auto; 
  display: flex;
  flex-direction: column;
  align-items: center; 
  justify-content: center; 
  text-align: center; 
}

.curiosidades h1 {
  text-align: center;
  font-size: 2.5rem;
  color: var(--oscuro);
  margin-bottom: 3rem;
}

.curiosidades h3 {
  color: var(--rosado);
  font-size: 1.8rem;
  margin: 2rem 0 1.5rem 0;
  text-align: left;
}

.timeline-section {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-bottom: 4rem;
  justify-items: center;
  justify-content: center;
  width: 100%;
  max-width: 1000px;
}


.timeline-item {
  width: 100%;
  display: flex;
  justify-content: center;
}

.flip-card {
  background-color: transparent;
  width: 300px;
  max-width: 100%;
  height: 400px;
  perspective: 1000px;
  margin: 0 auto;
}

.flip-card:hover .flip-card-inner {
  transform: rotateY(180deg);
} 

.flip-card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  transition: transform 0.8s;
}

.flip-card-front, .flip-card-back {
  position: absolute;
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
  top: 0;
  left: 0;
  border-radius: 15px;
}

.flip-card-front {
  z-index: 2;
  background-color: var(--beige); 
  padding: 1.5rem 1rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
}

.flip-card-front img {
  width: 90%;     
  height: auto; 
  max-height: 55%;    
  max-width: none;
  border-radius: 10px;
  margin-bottom: 1rem; 
  object-fit: contain;
}

.flip-card-front h4 {
  color: var(--rosado);
  font-size: 1.5rem;
  max-width: 200px; 
  text-align: center;
  margin: 0;  
  white-space: normal;
  word-wrap: break-word;
}

.flip-card-back {
  transform: rotateY(180deg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  padding: 1rem;
  text-align: center;
  background-color: white;
  color: var(--oscuro);
}

.flip-card-back p {
  font-size: 1.4rem;
  color: #444;
  margin: 0;
}

.buttons {
  width: 100%;
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 24px 0;
  min-height: 60px;
  flex-wrap: nowrap;
}

.btn-horizontal {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
  z-index: 1;
}

.btn-up {
  position: absolute;
  right: 24px;
  /* top: 50%; */
  bottom: 24px;
  /* transform: translateY(-50%); */
  z-index: 2;
}

.btn i {
  font-size: 30px;
  color: rgb(73, 72, 72);
  cursor: pointer;
  transition: color 0.3s;
}

.btn i:hover {
  color: var(--rosado);
}

@media screen and (max-width: 1024px) {
  .timeline-section {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }
  
  .curiosidades {
    padding: 1.5rem;
  }
}


@media screen and (max-width: 768px) {
  .timeline-section {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .flip-card {
    width: 100%;
    max-width: 400px;
  }

  .curiosidades h1 {
    font-size: 2rem;
  }

  .curiosidades h3 {
    font-size: 1.5rem;
    text-align: center;
  }

   @keyframes flotar {
        0%, 100% { 
            transform: translateY(0px) rotate(0deg); 
        }
        50% { 
            transform: translateY(-8px) rotate(90deg); 
        }
    }
    
    .curiosidades h1:hover {
        transform: scale(1.01);
    }
}


@media screen and (max-width: 480px) {
  .curiosidades {
    padding: 1rem;
  }

  .curiosidades h1 {
    font-size: 1.8rem;
    margin-bottom: 2rem;
  }

  .curiosidades h3 {
    font-size: 1.3rem;
    margin: 1.5rem 0 1rem 0;
  }

  .flip-card {
    width: 100%;
    max-width: 320px;
    height: auto;
    min-height: 400px;
  }

  .flip-card-inner {
    min-height: 400px;
  }

  .flip-card-front, .flip-card-back {
    min-height: 400px;
  }

  .flip-card-front h4 {
    font-size: 1.2rem;
    max-width: 250px;
  }

  .flip-card-back p {
    font-size: 1.1rem;
    line-height: 1.4;
  }

  .btn i {
    font-size: 24px;
  }

  footer {
    padding: 1.5rem 1rem;
  }

  footer p {
    font-size: 0.8rem;
  }

  .logo-fem-coders {
    width: 80px;
  }
}


@media screen and (max-width: 320px) {
  .curiosidades {
    padding: 0.5rem;
  }

  .curiosidades h1 {
    font-size: 1.5rem;
  }

  .curiosidades h3 {
    font-size: 1.2rem;
  }

  .flip-card {
    max-width: 280px;
    min-height: 380px;
  }

  .flip-card-inner {
    min-height: 380px;
  }

  .flip-card-front, .flip-card-back {
    min-height: 380px;
    padding: 1rem 0.5rem;
  }

  .flip-card-front h4 {
    font-size: 1.1rem;
  }

  .flip-card-back p {
    font-size: 1rem;
  }
}