.main-content {
  min-height: calc(100vh - 68px);
  background: #f8f9fa;
  display: flex;
  flex-direction: column;
}

.server-check-overlay,
.server-error-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: #f8f9fa;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}

.server-check-content,
.server-error-content {
  text-align: center;
  padding: 40px;
  max-width: 500px;
}

.spinner-large {
  width: 60px;
  height: 60px;
  border: 6px solid #f3f3f3;
  border-top: 6px solid var(--primary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto 24px;
}

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

.server-check-content h2 {
  color: #333;
  font-size: 1.5rem;
  margin: 0;
}

.error-icon {
  font-size: 5rem;
  margin-bottom: 20px;
}

.server-error-content h1 {
  font-size: 2rem;
  color: #333;
  margin: 0 0 16px 0;
}

.server-error-content p {
  font-size: 1.1rem;
  color: #333;
  line-height: 1.6;
  margin: 0 0 32px 0;
}

.retry-btn {
  padding: 14px 32px;
  background: var(--primary-color);
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;

  &:hover {
    background: var(--primary-hover);
  }
  

  &:active {
    transform: scale(0.98);
  }
}