/* ============================================================
   TOKENS — variáveis globais, reset, base
   ============================================================ */
:root {
  --ink:        #0a0a0f;
  --ink-2:      #16161f;
  --ink-3:      #1e1e2a;
  --ink-4:      #2a2a38;
  --muted:      #5a5a72;
  --muted-2:    #8888a0;
  --ghost:      #ffffff0d;
  --ghost-2:    #ffffff18;
  --ghost-3:    #ffffff28;
  --wire:       #ffffff12;
  --wire-2:     #ffffff1e;
  --text:       #e8e8f0;
  --text-2:     #b8b8cc;
  --text-3:     #888898;
  --amber:      #f5a623;
  --amber-2:    #f7bc57;
  --amber-3:    #fad27a;
  --amber-glow: #f5a62322;
  --green:      #22c55e;
  --red:        #ef4444;
  --yellow:     #f59e0b;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--ink);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Noise texture overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 1000;
  opacity: 0.4;
}

/* Animations */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}