/* Estilo base para toda la web */
body {
  font-family: 'Inter', sans-serif;
  margin: 0;
  padding: 0;
  background: #f8f9fa;
  color: #013237;
}

header {
  background-color: #013237;
  padding: 1rem 0;
}

nav ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  padding: 0.5rem;
  margin: 0;
  background-color: #013237;
}

nav a {
  padding: 0.5rem 1rem;
  color: #ffffff;
  text-decoration: none;
  font-weight: bold;
  border-radius: 5px;
  transition: background 0.3s;
}

nav a:hover {
  background-color: #4d3d3d;
}

main {
  padding: 2rem;
}

@media (max-width: 768px) {
  nav ul {
    flex-direction: column;
    align-items: center;
  }

  main {
    padding: 1rem;
  }

  h1 {
    font-size: 1.5rem;
    text-align: center;
  }
}

footer {
  text-align: center;
  padding: 1rem;
  background-color: #343a40;
  color: white;
  position: relative;
  bottom: 0;
  width: 100%;
}

.categoria {
  margin-bottom: 3rem;
}

.categoria h2 {
  text-align: center;
  color: #333;
  margin-bottom: 1rem;
}

.galeria {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

.galeria img {
  width: 200px;
  height: auto;
  border-radius: 10px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
  transition: transform 0.3s ease;
}

.galeria img:hover {
  transform: scale(1.05);
}

/* Efecto de giro para camisetas */
.tarjeta-camiseta {
  width: 200px;
  height: 300px;
  perspective: 1000px;
}

.cara {
  width: 100%;
  height: 100%;
  position: absolute;
  backface-visibility: hidden;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.cara-frontal, .cara-trasera {
  transition: transform 0.8s;
}

.tarjeta-camiseta {
  position: relative;
  transform-style: preserve-3d;
  cursor: pointer;
}

.tarjeta-camiseta:hover .cara-frontal {
  transform: rotateY(180deg);
}

.tarjeta-camiseta:hover .cara-trasera {
  transform: rotateY(0deg);
}

.cara-frontal {
  transform: rotateY(0deg);
  z-index: 2;
}

.cara-trasera {
  transform: rotateY(180deg);
}

.proyectos {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  justify-content: center;
}

.tarjeta {
  width: 250px;
  background: white;
  border-radius: 10px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
  padding: 1rem;
  text-align: center;
  transition: transform 0.3s;
}

.tarjeta img {
  width: 100%;
  height: auto;
  border-radius: 5px;
  margin-bottom: 0.5rem;
}

.tarjeta h3 {
  margin: 0.5rem 0;
  color: #333;
}

.tarjeta p {
  font-size: 0.9rem;
  color: #555;
}

.tarjeta a {
  display: inline-block;
  margin-top: 0.5rem;
  padding: 0.4rem 0.8rem;
  background-color: #007bff;
  color: white;
  text-decoration: none;
  border-radius: 5px;
  font-size: 0.9rem;
}

.tarjeta a:hover {
  background-color: #0056b3;
}

.tarjeta:hover {
  transform: translateY(-5px);
}

.menu-toggle {
  display: none;
  font-size: 2rem;
  color: white;
  cursor: pointer;
  text-align: center;
  padding: 0.5rem;
}

@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }

  nav ul {
    display: none;
    flex-direction: column;
    background-color: #013237;
    width: 100%;
    text-align: center;
    margin: 0;
    padding: 0;
  }

  nav ul.active {
    display: flex;
  }

  nav ul li {
    width: 100%;
    border-top: 1px solid #495057;
    padding: 0.5rem 0;
  }
}

/* HEADER y NAV */
header {
  background-color: #013237;
}

nav a {
  color: #eeeeee;
}

nav a:hover {
  background-color: #404753;
}

/* BOTONES */
.tarjeta a {
  background-color: #00adb5;
}

.tarjeta a:hover {
  background-color: #007a80;
}

main {
  padding: 2rem 1rem;
  max-width: 1200px;
  margin: auto;
  line-height: 1.6;
}

main h1, main h2 {
  animation: fadeIn 1s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

body {
  background: linear-gradient(to bottom right, #f8f9fa, #e0f7fa);
}