:root {
  --color-primary: #2563eb;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  font-family: "Inter", sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
}

.navbar {
  display: flex;
  background: linear-gradient(135deg, var(--color-primary), #7c3aed);
}

.btn {
  padding: 0.625rem 1.25rem;
  border: none;
  border-radius: 0.5rem;
  cursor: pointer;
  transition: background 0.2s ease;
}

@keyframes slideIn {
  from { opacity: 0; transform: translateX(-20px); }
  to   { opacity: 1; transform: translateX(0); }
}

@media (max-width: 600px) {
  .navbar {
    flex-direction: column;
  }
}