:root {
  --neon-blue: #00f7ff;
  --neon-blue-dark: #00a2ff;
  --neon-blue-darker: #0066ff;
  --nav-bg: rgba(10, 10, 26, 0.95);
  --nav-shadow: 0 0 20px rgba(0, 100, 255, 0.3);
  --nav-border: 1px solid rgba(0, 200, 255, 0.2);
}

/* ESTRUCTURA PRINCIPAL */
.nav-neon {
  background-color: var(--nav-bg);
  padding: 0.8rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  box-shadow: var(--nav-shadow);
  border-bottom: var(--nav-border);
  backdrop-filter: blur(10px);
}

/* LOGO */
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  z-index: 1001;
}

.logo-img {
  height: 40px;
  width: auto;
  filter: drop-shadow(0 0 5px var(--neon-blue-dark)) drop-shadow(0 0 10px var(--neon-blue-dark));
  transition: filter 0.3s ease;
}

.logo-text {
  color: var(--neon-blue);
  font-size: 1.8rem;
  font-weight: 700;
  text-shadow:
    0 0 5px var(--neon-blue-dark),
    0 0 10px var(--neon-blue-dark),
    0 0 20px var(--neon-blue-dark);
  transition: text-shadow 0.3s ease;
  letter-spacing: 2px;
}

.nav-logo:hover .logo-img {
  filter: drop-shadow(0 0 8px var(--neon-blue)) drop-shadow(0 0 15px var(--neon-blue));
}

.nav-logo:hover .logo-text {
  text-shadow:
    0 0 10px var(--neon-blue),
    0 0 20px var(--neon-blue),
    0 0 30px var(--neon-blue);
}

/* MENU DE NAVEGACION */
.nav-menu {
  display: flex;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 2rem;
}

.nav-link {
  color: #a0e0ff;
  text-decoration: none;
  font-size: 1.1rem;
  font-weight: 600;
  position: relative;
  padding: 0.5rem 0;
  transition: all 0.3s ease;
  text-shadow: 0 0 5px rgba(0, 200, 255, 0.5);
}

.nav-link::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--neon-blue-dark), var(--neon-blue));
  box-shadow: 0 0 5px var(--neon-blue);
  transition: width 0.3s ease;
}

.nav-link:hover {
  color: var(--neon-blue);
  text-shadow:
    0 0 5px var(--neon-blue),
    0 0 10px var(--neon-blue);
}

.nav-link:hover::before {
  width: 100%;
}

/* BOTON DESTACADO */
.nav-cta {
  background: linear-gradient(45deg, var(--neon-blue-darker), var(--neon-blue));
  color: #fff !important;
  border: none;
  padding: 0.8rem 1.8rem;
  font-size: 1.1rem;
  font-weight: bold;
  border-radius: 50px;
  cursor: pointer;
  box-shadow:
    0 0 10px var(--neon-blue-darker),
    0 0 20px var(--neon-blue-darker),
    0 0 30px var(--neon-blue-darker);
  transition: all 0.5s ease;
  text-transform: uppercase;
  letter-spacing: 1px;
  position: relative;
  overflow: hidden;
  animation: neonPulse 2s infinite alternate;
  text-decoration: none;
  display: inline-block;
  margin-left: 1rem;
}

.nav-cta::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    to bottom right,
    rgba(255, 255, 255, 0.3),
    rgba(255, 255, 255, 0)
  );
  transform: rotate(30deg);
  transition: all 0.5s ease;
}

.nav-cta:hover {
  transform: translateY(-3px);
  box-shadow:
    0 0 15px var(--neon-blue-dark),
    0 0 30px var(--neon-blue-dark),
    0 0 45px var(--neon-blue-dark);
  animation: none;
}

.nav-cta:hover::before {
  left: 100%;
  top: 100%;
}

/* PULSO NEON */
@keyframes neonPulse {
  0% {
    box-shadow:
      0 0 10px var(--neon-blue-darker),
      0 0 20px var(--neon-blue-darker),
      0 0 30px var(--neon-blue-darker);
  }
  100% {
    box-shadow:
      0 0 15px var(--neon-blue-dark),
      0 0 30px var(--neon-blue-dark),
      0 0 45px var(--neon-blue-dark);
  }
}

/* HAMBURGUESA */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  z-index: 1001;
  width: 40px;
  height: 40px;
  position: relative;
}

.nav-toggle span {
  display: block;
  width: 25px;
  height: 3px;
  background-color: var(--neon-blue);
  margin: 5px 0;
  transition: all 0.3s ease;
  box-shadow: 0 0 5px var(--neon-blue-dark);
  position: absolute;
  left: 7.5px;
}

.nav-toggle span:nth-child(1) { top: 10px; }
.nav-toggle span:nth-child(2) { top: 18px; }
.nav-toggle span:nth-child(3) { top: 26px; }

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
  top: 18px;
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
  top: 18px;
}

/* MENU RESPONSIVO */
@media (max-width: 992px) {
  .nav-toggle {
    display: block;
  }

  .nav-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: radial-gradient(ellipse at center,
      rgba(10, 15, 42, 0.98),
      rgba(5, 8, 30, 0.98)
    );
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3rem;
    transition: all 0.4s ease;
    transform: translateX(-100%);
    opacity: 0;
    z-index: 999;
    padding: 2rem;
    backdrop-filter: blur(10px);
  }

  .nav-menu.active {
    transform: translateX(0);
    opacity: 1;
  }

  .nav-link {
    font-size: 1.5rem;
    padding: 1rem 2rem;
  }

  .nav-cta {
    margin: 2rem 0 0;
    padding: 1.2rem 3rem;
    font-size: 1.3rem;
  }
}

@media (max-width: 480px) {
  .nav-neon {
    padding: 0.8rem 1rem;
  }

  .logo-text {
    font-size: 1.5rem;
  }

  .logo-img {
    height: 35px;
  }
}

/* FONDO OSCURO */
.nav-menu::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: -1;
  opacity: 0;
  transition: opacity 0.4s ease;
}

.nav-menu.active::before {
  opacity: 1;
}