:root {
    --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
}

body { font-family: var(--font-sans); -webkit-font-smoothing: antialiased; }
.font-mono { font-family: var(--font-mono); }
html { scroll-behavior: smooth; scroll-padding-top: 5rem; }
::selection { background-color: rgba(139, 92, 246, 0.3); color: white; }
img { max-width: 100%; height: auto; display: block; }

::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #020617; }
::-webkit-scrollbar-thumb { background: #334155; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #475569; }

@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.5; } }
.animate-pulse { animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite; }

@media print {
    nav, .no-print { display: none !important; }
    body { background: white; color: black; }
}