/* ============================================================
   ANIMATIONS — efeitos em loop, CSS puro, zero dependências.
   Todas param em prefers-reduced-motion (ver fim do arquivo).
   ============================================================ */

/* ---------- brilho que percorre a borda ---------- */
.glow-ring {
  position: relative;
  isolation: isolate;
}

.glow-ring::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: conic-gradient(
    from var(--ring-angle, 0deg),
    transparent 0deg,
    transparent 250deg,
    var(--accent) 310deg,
    var(--accent-2) 340deg,
    transparent 360deg
  );
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask-composite: exclude;
  animation: ring-spin 4.5s linear infinite;
  pointer-events: none;
  z-index: 2;
}

@property --ring-angle {
  syntax: "<angle>";
  inherits: false;
  initial-value: 0deg;
}

@keyframes ring-spin {
  to { --ring-angle: 360deg; }
}

/* ---------- ponto "ao vivo" ---------- */
.live-dot {
  position: relative;
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--danger);
  flex: none;
}

.live-dot::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: inherit;
  animation: live-ping 1.8s cubic-bezier(.22, .61, .36, 1) infinite;
}

@keyframes live-ping {
  0% { transform: scale(1); opacity: .7; }
  70%, 100% { transform: scale(2.8); opacity: 0; }
}

/* ---------- sheen no botão principal ---------- */
.sheen {
  position: relative;
  overflow: hidden;
}

.sheen::after {
  content: "";
  position: absolute;
  top: -60%;
  left: -70%;
  width: 45%;
  height: 220%;
  background: linear-gradient(
    100deg,
    transparent,
    rgba(255, 255, 255, .32),
    transparent
  );
  transform: rotate(14deg);
  animation: sheen-pass 5.2s cubic-bezier(.4, 0, .2, 1) infinite;
  pointer-events: none;
}

@keyframes sheen-pass {
  0%, 62% { left: -70%; }
  100% { left: 130%; }
}

/* ---------- flutuação suave ---------- */
.float {
  animation: float-y 5s ease-in-out infinite;
}

@keyframes float-y {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}

/* ---------- giro lento (marca d'água) ---------- */
.spin-slow {
  animation: spin-slow 22s linear infinite;
}

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

/* ---------- barra de progresso indeterminada ---------- */
.indeterminate {
  position: relative;
  overflow: hidden;
  height: 3px;
  border-radius: var(--r-pill, 999px);
  background: var(--bg-elev-2);
}

.indeterminate::after {
  content: "";
  position: absolute;
  inset: 0;
  width: 40%;
  border-radius: inherit;
  background: var(--accent-grad);
  animation: ind-bar 1.4s cubic-bezier(.65, .05, .36, 1) infinite;
}

@keyframes ind-bar {
  0% { transform: translateX(-110%); }
  100% { transform: translateX(280%); }
}

/* ---------- entrada escalonada (reuso do .rise) ---------- */
.stagger-in > * {
  animation: stagger 420ms cubic-bezier(.22, .61, .36, 1) both;
  animation-delay: calc(var(--i, 0) * 55ms);
}

@keyframes stagger {
  from { opacity: 0; transform: translateY(10px) scale(.985); }
  to { opacity: 1; transform: none; }
}

/* ---------- destaque do card do evento ---------- */
.event-card--live {
  box-shadow: 0 0 0 1px var(--accent-soft), 0 18px 50px -22px rgba(255, 77, 0, .55);
}

/* ---------- entrada no scroll ----------
   Animação dirigida pelo scroll: só existe onde `animation-timeline: view()`
   é suportado, então em navegador antigo o conteúdo nasce visível (sem JS,
   sem IntersectionObserver, sem listener para limpar entre renders). */
@keyframes reveal-up {
  from { opacity: 0; transform: translateY(14px) scale(.99); }
  to { opacity: 1; transform: none; }
}

@supports (animation-timeline: view()) {
  .section,
  .page > .card,
  .market__grid > *,
  .feed > *,
  .members > *,
  .sos-grid > *,
  .scroller > *,
  .agenda-list > * {
    animation: reveal-up linear both;
    animation-timeline: view();
    animation-range: entry 0% entry 70%;
  }
}

/* ---------- respeito ao usuário ---------- */
@media (prefers-reduced-motion: reduce) {
  .glow-ring::before,
  .live-dot::after,
  .sheen::after,
  .float,
  .spin-slow,
  .indeterminate::after,
  .stagger-in > *,
  .section,
  .page > .card,
  .market__grid > *,
  .feed > *,
  .members > *,
  .sos-grid > *,
  .scroller > *,
  .agenda-list > * {
    animation: none !important;
  }
}