/* ==========================================================================
   animations.css — keyframes e transições de entrada (scroll reveal)
   ========================================================================== */

/* Flutuação suave do mockup do telemóvel e badges */
@keyframes floatY {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-14px); }
}

/* Pulsação suave usada nos indicadores "ao vivo" (eyebrow, pontos de rede) */
@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.55; transform: scale(0.85); }
}

/* Percurso da linha de ligação no fundo "mesh" do hero */
@keyframes dashFlow {
  to { stroke-dashoffset: -200; }
}

/* Entrada suave do cabeçalho da página */
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-16px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.94); }
  to { opacity: 1; transform: scale(1); }
}

/* --------------------------------------------------------------------------
   Sistema de "scroll reveal" — controlado por js/animations.js via
   IntersectionObserver. O elemento começa oculto e a classe .in-view
   é adicionada quando entra no viewport.
   -------------------------------------------------------------------------- */
[data-reveal] {
  opacity: 0;
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}

[data-reveal="up"] { transform: translateY(32px); }
[data-reveal="fade"] { transform: translateY(0); }
[data-reveal="left"] { transform: translateX(-32px); }
[data-reveal="right"] { transform: translateX(32px); }
[data-reveal="scale"] { transform: scale(0.94); }

[data-reveal].in-view {
  opacity: 1;
  transform: translate(0, 0) scale(1);
}

/* Atraso escalonado para grelhas de cartões (aplicado via inline style JS,
   mas com fallback por nth-child) */
.grid [data-reveal]:nth-child(1) { transition-delay: 0s; }
.grid [data-reveal]:nth-child(2) { transition-delay: 0.08s; }
.grid [data-reveal]:nth-child(3) { transition-delay: 0.16s; }
.grid [data-reveal]:nth-child(4) { transition-delay: 0.24s; }

.hero-tag,
.hero h1,
.hero p.lead,
.hero-actions,
.hero-stats {
  animation: fadeInUp 0.9s var(--ease) both;
}

.hero h1 { animation-delay: 0.08s; }
.hero p.lead { animation-delay: 0.16s; }
.hero-actions { animation-delay: 0.24s; }
.hero-stats { animation-delay: 0.32s; }

.phone-mockup-wrap { animation: scaleIn 1s var(--ease) both 0.2s; }

/* Menu mobile — transição do painel */
.nav-panel {
  transition: transform 0.45s var(--ease), opacity 0.4s var(--ease);
}

/* Respeitar utilizadores que preferem menos movimento */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }

  .phone-mockup,
  .phone-badge {
    animation: none !important;
  }
}