body {
  background: #2C2F33;
  color: #CCCCCC;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  margin: 0;
  padding: 0;
}

.not-found-section {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 70vh;
  text-align: center;
  padding: 20px;
}

.not-found-card {
  padding: 40px 30px;
  border-radius: 15px;
  animation: fadeInScale 0.8s ease forwards;
  opacity: 0;
  transform: scale(0.95);
  max-width: 500px;
}

.not-found-card h1 {
  font-size: 250px;
  margin: 0;
  color: #7289DA;
  text-shadow: 0 0 15px rgba(114,137,218,0.6);
}

.not-found-card h2 {
  font-size: 38px;
  margin: 15px 0 10px;
  color: #FFFFFF;
}

.not-found-card p {
  font-size: 19px;
  color: #CCCCCC;
  margin-bottom: 20px;
}

.not-found-card .btn {
  display: inline-block;
  padding: 12px 25px;
  background-color: #7289DA;
  color: white;
  text-decoration: none;
  border-radius: 8px;
  transition: background-color 0.3s ease, transform 0.3s ease;
}

.not-found-card .btn:hover {
  background-color: #5b6eae;
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(114,137,218,0.4);
}

@keyframes fadeInScale {
  from {
    opacity: 0;
    transform: scale(0.95) translateY(10px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}