/* === Fondo general === */
body {
  margin: 0;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  color: #00e5ff;
  font-family: 'Poppins', sans-serif;
  overflow: hidden;
  position: relative;
}

.background-overlay {
  background: url('../img/fondo-landing.png') no-repeat center center fixed;
  background-size: cover;
  filter: brightness(0.4);
  position: absolute;
  inset: 0;
  z-index: -2;
}

.hero {
  text-align: center;
  z-index: 2;
  max-width: 800px;
}

/* === Logo y partículas === */
.logo-container {
  position: relative;
  display: inline-block;
}

.logo {
  width: 150px;
  height: auto;
  animation: glow 3s ease-in-out infinite alternate;
}

@keyframes glow {
  from { filter: drop-shadow(0 0 10px #00e5ff); }
  to { filter: drop-shadow(0 0 25px #00ffff); }
}

#particles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

/* === Títulos === */
h1 {
  font-size: 2.5rem;
  margin-top: 1rem;
  text-shadow: 0 0 15px #00e5ff;
}

p {
  color: #b5eaff;
  font-size: 1rem;
  margin-bottom: 2rem;
  text-shadow: 0 0 5px #00e5ff50;
}

/* === Botón === */
.cta-button {
  display: inline-block;
  background: #00e5ff;
  color: #000;
  padding: 12px 30px;
  border-radius: 50px;
  font-weight: bold;
  text-transform: uppercase;
  text-decoration: none;
  box-shadow: 0 0 20px #00e5ff80;
  transition: all 0.3s ease;
}

.cta-button:hover {
  background: #00ffff;
  box-shadow: 0 0 30px #00ffffaa;
  transform: scale(1.05);
}