*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', Arial, sans-serif;
  background-color: #0f1117;
  color: #ffffff;
  -webkit-font-smoothing: antialiased;
}

/* Dark scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #0f1117;
}
::-webkit-scrollbar-thumb {
  background: #3f3f46;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #52525b;
}

/* Screen-reader only utility */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* Reveal animation */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(28px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.reveal {
  opacity: 0;
}

.reveal.visible {
  animation: fadeInUp 0.6s ease forwards;
}