/* --- NAVIGATION CSS OPTIMIZADO Y LIMPIO --- */
.horizontal-nav {
    background: linear-gradient(135deg, var(--darker-bg) 0%, #0a0a0a 100%);
    border-bottom: 1px solid #333;
    padding: 0.8rem 0;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.5);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
}

.nav-container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.nav-word {
    color: #e0e0e0;
    font-weight: 500;
    font-size: 0.9rem;
    text-decoration: none;
    padding: 0.4rem 0.8rem;
    border-radius: 5px;
    transition: all 0.3s ease;
    line-height: 1.2;
}

.nav-word:hover {
    color: #fff;
    background-color: rgba(0, 255, 0, 0.1);
    transform: translateY(-1px);
}

.nav-word.active {
    color: var(--neon-green);
    background-color: rgba(0, 255, 0, 0.15);
}

.home-icon {
    font-weight: 800;
    font-size: 1.1rem;
    color: var(--neon-green);
    text-shadow: 0 0 10px var(--neon-glow);
    border: 1px solid transparent;
    border-radius: 6px;
    padding: 5px 12px;
    background: rgba(0, 255, 157, 0.05);
}

.home-icon:hover {
    background: rgba(0, 255, 157, 0.1);
    border-color: var(--neon-green);
}

/* --- RESPONSIVE NAV --- */
@media (max-width: 768px) {
  .horizontal-nav {
    height: auto;
    padding: 0.8rem 0.3rem;
  }

  .nav-container {
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.6rem;
  }

  .nav-word {
    font-size: 1rem;
    padding: 0.4rem 0.8rem;
  }

  .home-icon {
    font-size: 1.2rem;
    padding: 5px 12px;
  }

  .section {
    padding: 80px 1rem 2rem;
  }
}

@media (max-width: 576px) {
  .nav-word {
    font-size: 1.05rem;
    padding: 0.35rem 0.6rem;
  }

  .horizontal-nav {
    padding: 0.6rem;
  }

  .home-icon {
    font-size: 1.1rem;
    padding: 4px 10px;
  }
}