/* ============================================
   UTILITIES — Classes utilitárias
   Animações, layout helpers, texto e
   visibilidade.
   ============================================ */

/* — Texto — */
.text-center { text-align: center; }
.text-left   { text-align: left; }
.text-right  { text-align: right; }
.text-muted  { color: var(--color-text-muted); }
.text-white  { color: var(--color-white); }

/* — Visualmente oculto (acessibilidade) — */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* — Flex utilitários — */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: var(--space-2); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

/* — Margem — */
.mt-4  { margin-top: var(--space-4); }
.mt-8  { margin-top: var(--space-8); }
.mt-12 { margin-top: var(--space-12); }
.mb-4  { margin-bottom: var(--space-4); }
.mb-8  { margin-bottom: var(--space-8); }
.mx-auto { margin-inline: auto; }

/* ——————————————————————————————————————————
   SCROLL REVEAL — Animação ao entrar na tela
   Controlada via IntersectionObserver no JS.
   —————————————————————————————————————————— */

/* Estado inicial (antes de entrar na viewport) */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Estado final (já visível) */
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Variações de direção */
.reveal-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-left.visible,
.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Escala */
.reveal-scale {
  opacity: 0;
  transform: scale(0.95);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-scale.visible {
  opacity: 1;
  transform: scale(1);
}

/* Delays escalonados para grids/listas */
.reveal-delay-1 { transition-delay: 100ms; }
.reveal-delay-2 { transition-delay: 200ms; }
.reveal-delay-3 { transition-delay: 300ms; }
.reveal-delay-4 { transition-delay: 400ms; }

/* ——————————————————————————————————————————
   ANIMAÇÃO DO HERO — Gradiente rotativo
   —————————————————————————————————————————— */

@keyframes gradient-rotate {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* Partículas/orbs flutuantes no hero */
@keyframes float-orb {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25%      { transform: translate(10px, -20px) scale(1.05); }
  50%      { transform: translate(-5px, -35px) scale(1); }
  75%      { transform: translate(-15px, -15px) scale(0.95); }
}

@keyframes pulse-glow {
  0%, 100% { opacity: 0.4; }
  50%      { opacity: 0.8; }
}

/* — Prefers reduced motion (acessibilidade) —
   Desabilita animações para usuários que preferem
   movimento reduzido no sistema operacional. */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal,
  .reveal-left,
  .reveal-right,
  .reveal-scale {
    opacity: 1;
    transform: none;
  }

  html {
    scroll-behavior: auto;
  }
}