body {
  background-color: #1a1a1a;
  color: white;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}
.error-container {
  text-align: center;
  padding: 2rem;
  max-width: 800px;
  width: 100%;
  background-color: #262626;
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}
.error-code {
  font-size: 8rem;
  font-weight: bold;
  color: #dc3545;
  margin-bottom: 0.5rem;
  text-shadow: 0 0 10px rgba(220, 53, 69, 0.5);
}
.error-message {
  font-size: 2rem;
  margin-bottom: 1.5rem;
  color: #f8f9fa;
}
.error-details {
  color: #adb5bd;
  margin-bottom: 2rem;
  padding: 1rem;
  background-color: #333;
  border-radius: 8px;
  text-align: left;
  max-height: 200px;
  overflow-y: auto;
  word-break: break-word;
}
.actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.error-info {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  margin-top: 2rem;
  font-size: 0.9rem;
  color: #6c757d;
  border-top: 1px solid #444;
  padding-top: 1rem;
}
.error-info div {
  margin: 0.5rem 1rem;
}
.btn {
  padding: 0.6rem 1.5rem;
  border-radius: 50px;
  font-weight: 600;
  transition: all 0.3s;
}
.btn-primary {
  background-color: #007bff;
  border-color: #007bff;
}
.btn-primary:hover {
  background-color: #0069d9;
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}
.btn-outline-secondary {
  color: #f8f9fa;
  border-color: #6c757d;
}
.btn-outline-secondary:hover {
  background-color: #6c757d;
  color: #f8f9fa;
  transform: translateY(-2px);
}
.icon-large {
  font-size: 1.5rem;
  vertical-align: middle;
}
@media (max-width: 576px) {
  .error-code {
    font-size: 5rem;
  }
  .error-message {
    font-size: 1.5rem;
  }
}