/* Reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body, html {
  height: 100%;
  font-family: 'Poppins', sans-serif;
  color: #fff;
}

body {
  background: url('../images/programming.png') no-repeat center center/cover;
  position: relative;
}

/* Overlay with Glassmorphism */
.overlay {
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(6px);
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 2rem;
}

/* Content */
.content {
  text-align: center;
  max-width: 800px;
}

.content h1 {
  font-size: 2.8rem;
  margin-bottom: 0.5rem;
}

.subtitle {
  font-size: 1.2rem;
  margin-bottom: 2.5rem;
  color: #e0e0e0;
}

/* Button Container */
.button-container {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  justify-content: center;
}

/* Card Buttons with Gradient Border Ring */
.card {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 220px;
  height: 300px;
  text-decoration: none;
  color: #fff;
  font-size: 1.25rem;
  font-weight: 600;
  position: relative;
  border-radius: 20px;
  background: linear-gradient(135deg, #00c3ff, #007cf0);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
  transition: all 0.3s ease;
  z-index: 0;
  overflow: hidden;
}

/* Futuristic Blue Glow Border */
.card::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: -3px;
  border-radius: 22px;
  background: linear-gradient(135deg, #00f0ff, #007cf0, #00c3ff);
  background-size: 200% 200%;
  animation: borderGlow 6s ease infinite;
  filter: blur(2px);
}

/* Neon-style Hover Glow */
.card:hover {
  transform: translateY(-8px);
  box-shadow: 
    0 0 20px rgba(0, 243, 255, 0.3),
    0 0 40px rgba(0, 217, 255, 0.2),
    0 12px 30px rgba(0, 0, 0, 0.4);
}


/* Optional Animation for border gradient */
@keyframes borderGlow {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* Mobile Responsive */
@media (max-width: 600px) {
  .card {
    width: 100%;
    max-width: 320px;
  }

  .button-container {
    flex-direction: column;
    align-items: center;
  }

  .content h1 {
    font-size: 2rem;
  }
}