* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: sans-serif;
}

body {
  height: 100vh;
  background: linear-gradient(135deg, #0f2027, #203a43, #2c5364);
  display: flex;
  justify-content: center;
  align-items: center;
}

.container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  width: 90%;
}

/* CARD BASE */
.card {
  padding: 30px;
  border-radius: 20px;
  color: #fff;
  position: relative;
  cursor: pointer;

  /* Glassmorphism */
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(15px);
  border: 1px solid rgba(255,255,255,0.2);

  /* Neumorphism touch */
  box-shadow: 
    8px 8px 20px rgba(0,0,0,0.4),
    -5px -5px 15px rgba(255,255,255,0.05);

  transition: 0.4s ease;
}

/* GLOW BORDER */
.card::before {
  content: "";
  position: absolute;
  inset: -2px;
  border-radius: 20px;
  background: linear-gradient(45deg, #00f2fe, #4facfe, #00f2fe);
  z-index: -1;
  opacity: 0;
  transition: 0.4s;
}

/* HOVER EFFECT */
.card:hover {
  transform: translateY(-10px) scale(1.03);
}

.card:hover::before {
  opacity: 1;
  filter: blur(10px);
}

/* TEXT */
.card h2 {
  margin-bottom: 10px;
}

.card p {
  opacity: 0.8;
}

/* RESPONSIVE */
@media(max-width: 600px){
  .card {
    padding: 20px;
  }
}