/* ═══════════════════════════════════════════════════════════
   AURUM OSS — Animations
   ═══════════════════════════════════════════════════════════ */

/* ── Keyframes ── */
@keyframes loader-pulse {
  0%, 100% { opacity: 1; transform: scale(1); filter: drop-shadow(0 0 12px rgba(200,168,75,0.5)); }
  50%       { opacity: 0.7; transform: scale(0.92); filter: drop-shadow(0 0 4px rgba(200,168,75,0.2)); }
}

@keyframes loader-bar {
  0%   { width: 0%; }
  60%  { width: 85%; }
  100% { width: 100%; }
}

@keyframes ticker {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50%       { transform: translateY(-16px); }
}

@keyframes ring-rotate {
  from { transform: translate(-50%, -50%) rotate(0deg); }
  to   { transform: translate(-50%, -50%) rotate(360deg); }
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.4; transform: scale(0.7); }
}

@keyframes bounce-scroll {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(8px); }
}

@keyframes shimmer {
  0%   { background-position: -200% center; }
  100% { background-position:  200% center; }
}

@keyframes gold-glow-pulse {
  0%, 100% { box-shadow: 0 0 20px rgba(200,168,75,0.15); }
  50%       { box-shadow: 0 0 40px rgba(200,168,75,0.35); }
}

@keyframes slide-up-fade {
  from { opacity: 0; transform: translateY(40px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes slide-left-fade {
  from { opacity: 0; transform: translateX(-40px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes slide-right-fade {
  from { opacity: 0; transform: translateX(40px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes scale-in {
  from { opacity: 0; transform: scale(0.88); }
  to   { opacity: 1; transform: scale(1); }
}

@keyframes count-up {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* ── Scroll-triggered base state ── */
.anim {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

.anim.from-left  { transform: translateX(-36px); }
.anim.from-right { transform: translateX(36px); }
.anim.scale-from { transform: scale(0.9); }

.anim.visible {
  opacity: 1;
  transform: none;
}

/* Stagger delays for grid children */
.anim-stagger > *:nth-child(1)  { transition-delay: 0.05s; }
.anim-stagger > *:nth-child(2)  { transition-delay: 0.12s; }
.anim-stagger > *:nth-child(3)  { transition-delay: 0.19s; }
.anim-stagger > *:nth-child(4)  { transition-delay: 0.26s; }
.anim-stagger > *:nth-child(5)  { transition-delay: 0.33s; }
.anim-stagger > *:nth-child(6)  { transition-delay: 0.40s; }

/* ── Gold shimmer text effect ── */
.shimmer-text {
  background: linear-gradient(
    90deg,
    var(--gold-dark) 0%,
    var(--gold-light) 40%,
    var(--gold) 50%,
    var(--gold-light) 60%,
    var(--gold-dark) 100%
  );
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: shimmer 4s linear infinite;
}

/* ── Hero title entrance ── */
.hero-title-main {
  animation: slide-up-fade 0.9s var(--ease-out) 0.3s both;
}
.hero-title-sub {
  animation: slide-up-fade 0.9s var(--ease-out) 0.45s both;
}
.hero-badge   { animation: slide-up-fade 0.7s var(--ease-out) 0.15s both; }
.hero-tagline { animation: slide-up-fade 0.7s var(--ease-out) 0.6s both; }
.hero-desc    { animation: slide-up-fade 0.7s var(--ease-out) 0.72s both; }
.hero-actions { animation: slide-up-fade 0.7s var(--ease-out) 0.85s both; }
.hero-stats   { animation: slide-up-fade 0.7s var(--ease-out) 0.97s both; }
.hero-visual  { animation: scale-in 1.2s var(--ease-out) 0.5s both; }
.hero-scroll  { animation: slide-up-fade 0.7s var(--ease-out) 1.3s both; }

/* ── Button shine sweep ── */
.btn-primary::after {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 60%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transform: skewX(-20deg);
  transition: left 0.5s ease;
}

.btn-primary:hover::after { left: 160%; }

/* ── Nav link hover glow ── */
.nav-menu a:hover { text-shadow: 0 0 12px rgba(200,168,75,0.4); }

/* ── Product card filter transition ── */
.product-card-wrap {
  transition: opacity 0.35s ease, transform 0.35s ease;
}

.product-card-wrap.hidden {
  opacity: 0;
  transform: scale(0.95);
  pointer-events: none;
}

/* Some do fluxo do grid só depois do fade (ver js/main.js) — enquanto só
   tem opacity:0, o card escondido ainda reserva a célula e abre vãos
   vazios antes dos cards visíveis nos filtros. */
.product-card-wrap.hidden-done {
  display: none;
}

/* ── Gold border glow animation on diferenciais cards ── */
.diferencial-card {
  animation: none;
}