body {
  margin: 0;
  font-family: 'Fira Sans', sans-serif;
  background-color: var(--bg-main);
  background-image:
    radial-gradient(circle at 15% 50%, rgba(91, 42, 110, 0.05), transparent 40%),
    radial-gradient(circle at 85% 30%, rgba(184, 50, 128, 0.05), transparent 40%);
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.app {
  display: flex;
  min-height: 100vh;
}

main {
  flex: 1;
  padding: 2rem;
  overflow-y: auto;
  max-width: 1600px;
  margin: 0 auto;
  width: 100%;
}

/* Mobile: stack */
@media (max-width: 768px) {
  .app {
    flex-direction: column;
  }
}

/* Prevent transitions on load */
.preload * {
  transition: none !important;
}

/* Smooth Transitions */
body:not(.preload),
body:not(.preload) .sidebar,
body:not(.preload) .topbar,
body:not(.preload) .card,
body:not(.preload) button,
body:not(.preload) input {
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}