/* =======================
   VARIABLES
======================= */

:root {
  --primary: #00f7ff;
  --secondary: #ff0000;
  --dark: #06f522;
  --glass: rgba(255, 255, 255, 0.08);
}

/* =======================
   BODY GAMER
======================= */

body {
  margin: 0;
  font-family: 'Orbitron', sans-serif;
  color: white;
  background: linear-gradient(135deg, #0f0c29, #000000, #1a001f);
  background-size: 400% 400%;
  animation: bgMove 12s ease infinite;
  cursor: crosshair;
}

@keyframes bgMove {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* =======================
   NAVBAR
======================= */

.navbar {
  display: flex;
  justify-content: space-between;
  padding: 20px 50px;
  position: fixed;
  width: 100%;
  backdrop-filter: blur(10px);
  background: rgba(0,0,0,0.6);
  border-bottom: 1px solid var(--primary);
  transition: 0.4s;
}

/* =======================
   CARDS GAMER
======================= */

.cards {
  display: flex;
  justify-content: center;
  gap: 30px;
  padding: 120px 60px;
  flex-wrap: wrap;
}

.card {
  background: var(--glass);
  backdrop-filter: blur(12px);
  border-radius: 20px;
  padding: 40px;
  width: 250px;
  text-align: center;
  transition: all 0.5s cubic-bezier(.25,.8,.25,1);
  border: 1px solid rgba(255,255,255,0.1);
  box-shadow: 0 10px 25px rgba(0,0,0,0.3);
}

.card:hover {
  transform: translateY(-10px) scale(1.05);
  box-shadow: 0 0 25px var(--primary);
}

/* =======================
   RGB BORDER EFFECT
======================= */

.card-gamer {
  position: relative;
  z-index: 1;
}

.card-gamer::before {
  content: "";
  position: absolute;
  inset: -3px;
  border-radius: 20px;
  background: linear-gradient(
    45deg,
    red, blue, rgb(3, 255, 20), cyan, red
  );
  background-size: 400%;
  z-index: -1;
  animation: rgbBorder 5s linear infinite;
}

@keyframes rgbBorder {
  0% { background-position: 0%; }
  100% { background-position: 400%; }
}

/* =======================
   BOTÓN GAMER
======================= */

.btn-primary {
  padding: 12px 30px;
  border-radius: 30px;
  background: linear-gradient(45deg, #ff0000, #ff6600);
  border: none;
  color: white;
  font-weight: bold;
  cursor: pointer;
  transition: 0.4s;
}

.btn-primary:hover {
  transform: scale(1.1);
  box-shadow: 0 0 20px var(--secondary);
}

/* =======================
   TEXTO NEON
======================= */

.neon-text {
  font-size: 3rem;
  color: var(--primary);
  text-shadow:
    0 0 5px var(--primary),
    0 0 10px var(--primary),
    0 0 20px var(--primary),
    0 0 40px var(--primary);
  animation: flicker 1.5s infinite alternate;
}

@keyframes flicker {
  0% { opacity: 1; }
  100% { opacity: 0.8; }
}

/* =======================
   EFECTO FLOTANTE
======================= */

@keyframes float {
  0%,100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.floating {
  animation: float 3s ease-in-out infinite;
}

/* =======================
   PARTÍCULAS CSS
======================= */

body::before {
  content: "";
  position: fixed;
  width: 100%;
  height: 100%;
  background-image: radial-gradient(var(--primary) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: 0.05;
  z-index: -1;
}