body {
  margin: 0;
  font-family: 'Poppins', Arial, sans-serif;
  background: radial-gradient(circle at center, #000010 10%, #001933 90%);
  color: #fff;
  text-align: center;
}

.logo {
  width: 130px;
  margin-top: 40px;
  animation: glowPulse 3s ease-in-out infinite alternate;
}

@keyframes glowPulse {
  from { filter: drop-shadow(0 0 6px #00bfff); }
  to { filter: drop-shadow(0 0 25px #00bfff); }
}

header h1 {
  font-size: 2.5em;
  color: #00bfff;
  margin: 10px 0 5px;
}

.tagline {
  color: #ccc;
  margin-bottom: 40px;
}

.grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 25px;
  padding: 20px;
}

.card {
  position: relative;
  width: 280px;
  height: 180px;
  background-size: cover;
  background-position: center;
  border-radius: 15px;
  overflow: hidden;
  text-decoration: none;
  transition: transform 0.4s, box-shadow 0.4s;
}

.card:hover {
  transform: scale(1.05);
  box-shadow: 0 0 25px #00bfff;
}

.overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 15px;
}

.overlay h2 {
  color: #00bfff;
  font-size: 1.3em;
  margin-bottom: 5px;
}

.overlay p {
  color: #ccc;
  font-size: 0.95em;
}

footer {
  background: rgba(0, 0, 0, 0.7);
  padding: 25px;
  margin-top: 40px;
  font-size: 0.9em;
  color: #aaa;
}

footer span {
  display: block;
  color: #00bfff;
  margin-top: 5px;
  animation: glowPulse 3s ease-in-out infinite alternate;
}

@media (max-width: 600px) {
  .card { width: 90%; height: 200px; }
}