/* BODY */
body {
  margin: 0;
  font-family: 'Arial', sans-serif;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background: linear-gradient(135deg, #1a1a1a, #111);
  color: #fff;
  opacity: 0;
  animation: fadeInBody 0.8s ease forwards;
}

main { flex: 1; }

/* Animaciones globales */
@keyframes fadeInBody {
  to { opacity: 1; }
}

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

/* MAIN NAV */
.main-nav {
  display: flex;
  gap: 25px;
  justify-content: center;
  margin: 20px 0;
  font-weight: bold;
}

.main-nav a {
  text-decoration: none;
  color: #FFD700;
  padding: 8px 15px;
  border-radius: 8px;
  transition: all 0.3s ease;
  position: relative;
  font-weight: bold;
}

.main-nav a:hover {
  background: rgba(255, 215, 0, 0.2);
  color: #fff;
  transform: scale(1.1);
}

.main-nav a::after {
  content: '';
  display: block;
  width: 0;
  height: 2px;
  background: #FFD700;
  transition: width 0.3s;
  position: absolute;
  bottom: 0;
  left: 0;
}

.main-nav a:hover::after { width: 100%; }
.main-nav a.active { color: #fff; background: rgba(255, 215, 0, 0.3); }

.page-content p {
  margin-bottom: 1.5rem;
  line-height: 1.6;
}