/**
 * animations.css — Cri.Ativos da Favela
 * Estilos base para o sistema de animações premium
 * Sem quebrar layout existente — só camada visual/motion
 */

/* ── Barra de progresso de scroll ───────────────────────────────── */
#scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #f39200 0%, #00D264 60%, #4ade80 100%);
  transform-origin: left center;
  transform: scaleX(0);
  z-index: 9999;
  pointer-events: none;
  border-radius: 0 2px 2px 0;
}

/* ── Split de letras — overflow hidden no container ─────────────── */
.split-wrap {
  overflow: hidden;
  display: block;
}

.split-char {
  display: inline-block;
  will-change: transform, opacity;
}

.split-space {
  display: inline-block;
  width: 0.28em;
}

/* ── Nav underline animado ───────────────────────────────────────── */
.nav-underline {
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: currentColor;
  transition: width 0.2s ease;
  pointer-events: none;
}

a:hover .nav-underline,
a.active .nav-underline {
  width: 100%;
}

/* ── Marquee container ───────────────────────────────────────────── */
.marquee-outer {
  overflow: hidden;
  width: 100%;
  mask-image: linear-gradient(90deg, transparent 0%, black 8%, black 92%, transparent 100%);
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, black 8%, black 92%, transparent 100%);
}

.marquee-track {
  display: flex;
  align-items: center;
  gap: 48px;
  will-change: transform;
  white-space: nowrap;
}

.marquee-track > * {
  flex-shrink: 0;
}

/* ── Elementos com will-change pré-declarado ────────────────────── */
[data-anim="title"],
[data-anim="fade"],
[data-anim="card"] {
  will-change: transform, opacity;
}

/* ── Hover de imagem com glow ────────────────────────────────────── */
[data-img-hover] {
  overflow: hidden;
  border-radius: inherit;
  transition: box-shadow 0.3s ease;
}

[data-img-hover] img {
  will-change: transform;
  transition: transform 0.55s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ── Botões com hover elástico ───────────────────────────────────── */
.btn,
.btn-p,
.btn-c,
[data-btn-anim] {
  will-change: transform;
  transform-origin: center;
}

/* ── Formulário — campos com overflow hidden para entrada suave ──── */
[data-form-anim] .f,
[data-form-anim] fieldset {
  will-change: transform, opacity;
}

/* ── prefers-reduced-motion — versão estática digna ─────────────── */
@media (prefers-reduced-motion: reduce) {
  #scroll-progress { display: none; }

  [data-anim],
  [data-marquee],
  .split-char,
  [data-img-hover] img,
  .btn,
  .btn-p,
  .btn-c {
    animation: none !important;
    transition: none !important;
    transform: none !important;
    opacity: 1 !important;
    will-change: auto !important;
  }

  .marquee-track {
    animation: none !important;
    transform: none !important;
  }
}

/* ── Anim-done: estado final visível (para JS colocar no reduced) ── */
.anim-done {
  opacity: 1 !important;
  transform: none !important;
}