:root {
  --bg-dark: #0f0f1c;
  --bg-darker: #090914;
  --text-light: #f1f1f1;
  --text-muted: #9ca3af;
  --primary: #9333ea;         /* roxo forte */
  --primary-light: #a855f7;   /* roxo claro */
  --highlight: #c084fc;
  --glass-bg: rgba(147, 51, 234, 0.08); /* roxo (base: #9333ea) com 8% de opacidade */
}

/* Base */
body {
  background-color: var(--bg-dark);
  color: var(--text-light);
  font-family: 'Inter', sans-serif;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.bg-dark { background-color: var(--bg-dark); }
.bg-darker { background-color: var(--bg-darker); }
.bg-glass {
  background-color: var(--glass-bg);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.05);
}
.text-light { color: var(--text-light); }
.text-muted { color: var(--text-muted); }
.text-accent { color: var(--primary); }
.text-title-accent { color: var(--highlight); }
.bg-accent { background-color: var(--primary); }
.bg-accent-light { background-color: var(--primary-light); }
.text-dark { color: var(--bg-dark); }

/* Botões e links */
.nav-link {
  color: var(--text-light);
  transition: color 0.3s ease;
}
.nav-link:hover {
  color: var(--highlight);
}

a:hover {
  color: var(--highlight);
}

/* Animações */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.animate-fade-in {
  animation: fadeIn 0.8s ease-out forwards;
}
.animate-fade-up {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeIn 0.8s ease-out forwards;
}
.animate-fade-up.delay-200 {
  animation-delay: 0.2s;
}
.animate-fade-up.delay-400 {
  animation-delay: 0.4s;
}

/* Scrollbar estilizada */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--bg-darker);
}
::-webkit-scrollbar-thumb {
  background: var(--primary-light);
  border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--highlight);
}