body {
  font-family: 'Roboto', sans-serif;
  margin: 0;
  padding: 0;
  background: linear-gradient(to bottom, #1a8e88, #4a4a4a); /* Dark teal to dark gray */
  color: #00ffcc; /* Neon cyan text */
  overflow-x: hidden;
}

.top-bar {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 10px 20px;
  background: rgba(26, 142, 136, 0.9); /* Semi-transparent dark teal */
  position: sticky;
  top: 0;
  z-index: 200;
}

.home-button {
  margin: 0 20px;
  padding: 10px 20px;
  background-color: #1a1a1a; /* Dark background */
  color: #00ffcc; /* Neon cyan */
  text-decoration: none;
  border-radius: 5px;
  font-weight: bold;
  border: 1px solid #00ffcc; /* Neon border */
  transition: background-color 0.3s;
}

.home-button:hover {
  background-color: #333333; /* Slightly lighter dark gray */
}

header {
  position: relative;
  height: 300px;
  overflow: hidden;
}

.header-video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.7); /* Darken video for hacking theme */
  z-index: 1;
}

header h1 {
  position: relative;
  z-index: 2;
  text-align: center;
  color: #00ffcc;
  margin: 0;
  padding-top: 100px;
  text-shadow: 2px 2px 6px #000000;
}

.hero {
  max-width: 800px;
  margin: 40px auto;
  padding: 20px;
  text-align: center;
  background: rgba(26, 26, 26, 0.8); /* Dark semi-transparent background */
  border-radius: 10px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.5);
  color: #ffffff; /* White text for contrast */
}

.showcase {
  max-width: 1000px;
  margin: 40px auto;
  padding: 20px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
}

.card {
  width: 250px;
  height: 250px;
  border-radius: 10px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 15px;
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.6);
  transition: transform 0.3s, box-shadow 0.3s;
  opacity: 0;
  animation: fadeIn 0.8s ease forwards;
  background: linear-gradient(135deg, #2a4d4a, #333333); /* Darker gradient */
  color: #00ffcc; /* Neon cyan text */
}

.card-img {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 10px;
  border: 2px solid #00ffcc; /* Neon border */
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

.card a {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 10px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-decoration: none;
  color: #00ffcc;
}

.card:hover {
  transform: scale(1.05);
  box-shadow: 0 12px 24px rgba(0, 255, 204, 0.3); /* Neon glow on hover */
}

@keyframes fadeIn {
  0% { opacity: 0; transform: translateY(20px); }
  100% { opacity: 1; transform: translateY(0); }
}

h2 {
  text-align: center;
  color: #00ffcc;
}

footer {
  background: #1a1a1a;
  color: #00ffcc;
  text-align: center;
  padding: 20px;
  margin-top: 40px;
  box-shadow: 0 -2px 5px rgba(0, 0, 0, 0.7);
}

@media (max-width: 600px) {
  .showcase {
    grid-template-columns: 1fr;
    justify-content: center;
    width: 100%;
    margin-left: auto;
    margin-right: auto;
  }
  .card {
    width: 200px;
    height: 200px;
    margin: 0 auto;
  }
  header {
    height: 200px;
  }
  header h1 {
    padding-top: 60px;
  }
  .header-video {
    height: 200px;
  }
  .top-bar {
    flex-direction: column;
    padding: 5px 10px;
  }
  .home-button {
    margin: 5px 0;
  }
}