* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  background: linear-gradient(145deg, #1a1a1a, #0f0f0f);
  color: #FDFCFA;
  font-family: 'Montserrat', sans-serif;
  overflow-x: hidden;
}

.top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  background-color: #0f0f0f;
}

.top-bar img {
  height: 64px;
  width: auto;
}

.back-link {
  color: #c99b48;
  text-decoration: none;
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 16px;
}


#loader {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 200px;
}

.spinner {
  border: 4px solid #1c1c1c;
  border-top: 4px solid #c99b48;
  border-radius: 50%;
  width: 48px;
  height: 48px;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

#superbossApp {
  margin: 0 auto;
  padding: 24px;
  max-width: 1300px;
  width: 100%;
}

@media (max-width: 768px) {
  .top-bar {
    padding: 12px 16px;
    gap: 12px;
  }

  .back-link {
    font-size: 14px;
  }

  #superbossApp {
    padding: 16px;
  }

  .top-bar img {
    height: 28px;
  }
}

@media (max-width: 480px) {
  .spinner {
    width: 36px;
    height: 36px;
    border-width: 3px;
  }

  #loader {
    height: 150px;
  }

  .back-link {
    font-size: 13px;
  }
}