/* ============================================================
   ÓPTICA VISIÓN CLARA — animations.css
   Animaciones de partículas con motivos de óptica
   ============================================================ */

/* ── Partículas canvas (se controlan desde JS) ── */
#heroCanvas { pointer-events: none; }

/* ── Ticker ── */
@keyframes ticker {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ── Lente flotante decorativa (secciones) ── */
.deco-lens {
  position: absolute;
  border-radius: 50%;
  border: 2px solid rgba(201,168,76,.18);
  pointer-events: none; z-index: 0;
  animation: floatLens 8s ease-in-out infinite;
}
.deco-lens::before {
  content: '';
  position: absolute; inset: 6px;
  border-radius: 50%;
  border: 1px solid rgba(91,196,224,.12);
}
@keyframes floatLens {
  0%,100% { transform: translateY(0) rotate(0deg); }
  33%      { transform: translateY(-18px) rotate(4deg); }
  66%      { transform: translateY(10px) rotate(-3deg); }
}

/* ── Pulso en los FABs ── */
.fab-wa::before {
  content: '';
  position: absolute; inset: -4px;
  border-radius: 50%;
  border: 2px solid rgba(37,211,102,.5);
  animation: pulse-ring 2.2s ease-out infinite;
}
@keyframes pulse-ring {
  0%   { transform: scale(1);   opacity: .7; }
  80%  { transform: scale(1.55);opacity: 0; }
  100% { transform: scale(1.55);opacity: 0; }
}

/* ── Shine en botones primarios ── */
.btn-primary::after,
.btn-blue::after {
  content: '';
  position: absolute; top: 0; left: -100%;
  width: 60%; height: 100%;
  background: linear-gradient(120deg, transparent 30%, rgba(255,255,255,.22) 50%, transparent 70%);
  transform: skewX(-20deg);
  transition: left .55s var(--ease, ease);
}
.btn-primary, .btn-blue { position: relative; overflow: hidden; }
.btn-primary:hover::after,
.btn-blue:hover::after  { left: 160%; }

/* ── Entrada de cards con delay escalonado ── */
.product-card:nth-child(1)  { transition-delay: .05s; }
.product-card:nth-child(2)  { transition-delay: .10s; }
.product-card:nth-child(3)  { transition-delay: .15s; }
.product-card:nth-child(4)  { transition-delay: .20s; }
.product-card:nth-child(5)  { transition-delay: .25s; }
.product-card:nth-child(6)  { transition-delay: .30s; }
.product-card:nth-child(7)  { transition-delay: .35s; }
.product-card:nth-child(8)  { transition-delay: .40s; }
.product-card:nth-child(9)  { transition-delay: .45s; }
.product-card:nth-child(10) { transition-delay: .50s; }
.product-card:nth-child(11) { transition-delay: .55s; }
.product-card:nth-child(12) { transition-delay: .60s; }

.service-card:nth-child(1) { transition-delay: .05s; }
.service-card:nth-child(2) { transition-delay: .12s; }
.service-card:nth-child(3) { transition-delay: .19s; }
.service-card:nth-child(4) { transition-delay: .26s; }
.service-card:nth-child(5) { transition-delay: .33s; }
.service-card:nth-child(6) { transition-delay: .40s; }
.service-card:nth-child(7) { transition-delay: .47s; }
.service-card:nth-child(8) { transition-delay: .54s; }
.service-card:nth-child(9) { transition-delay: .61s; }

/* ── Gradiente animado en la banda dorada del ticker ── */
.ticker-wrap {
  background: linear-gradient(90deg, #1a3a5c 0%, #1e4d7b 50%, #1a3a5c 100%);
  background-size: 200% 100%;
  animation: bgSlide 6s linear infinite;
}
@keyframes bgSlide {
  0%   { background-position: 0% 50%; }
  100% { background-position: 200% 50%; }
}

/* ── Hero scroll hint ── */
@keyframes bounce {
  0%,100% { transform: translateX(-50%) translateY(0); }
  50%      { transform: translateX(-50%) translateY(10px); }
}

/* ── Navbar scroll shrink ── */
#navbar {
  transition: height .3s var(--ease, ease), box-shadow .3s var(--ease, ease), background .3s;
}
#navbar.scrolled { box-shadow: 0 4px 28px rgba(13,27,42,.18); }

/* ── Tabs: underline animado ── */
.ctab { position: relative; overflow: hidden; }
.ctab::after {
  content: '';
  position: absolute; bottom: 0; left: 50%;
  width: 0; height: 2px;
  background: #fff;
  transform: translateX(-50%);
  transition: width .25s var(--ease, ease);
}
.ctab.active::after { width: 60%; }

/* ── Sección header línea dorada ── */
.section-eyebrow { position: relative; display: inline-block; }
.section-eyebrow::before,
.section-eyebrow::after {
  content: '';
  position: absolute; top: 50%;
  width: 24px; height: 1px;
  background: var(--gold, #c9a84c);
  transform: translateY(-50%);
}
.section-eyebrow::before { right: calc(100% + 8px); }
.section-eyebrow::after  { left:  calc(100% + 8px); }

/* ── Slider automático ── */
.auto-slider-section {
  overflow: hidden;
  padding: 40px 0 48px;
  background: rgba(0,0,0,.12);
  position: relative;
}
.auto-slider-section::before,
.auto-slider-section::after {
  content: '';
  position: absolute; top: 0; bottom: 0; width: 80px; z-index: 2;
  pointer-events: none;
}
.auto-slider-section::before { left: 0;  background: linear-gradient(to right, var(--slider-fade-color, #f8fafc), transparent); }
.auto-slider-section::after  { right: 0; background: linear-gradient(to left,  var(--slider-fade-color, #f8fafc), transparent); }

.auto-slider-title {
  text-align: center; margin-bottom: 24px; padding: 0 24px;
  font-size: .78rem; font-weight: 700; letter-spacing: 3px;
  text-transform: uppercase; color: var(--gold, #c9a84c);
}
.auto-slider-track-wrap { overflow: hidden; }
.auto-slider-track {
  display: flex; gap: 20px;
  animation: sliderScroll 32s linear infinite;
  width: max-content;
  padding: 4px 0 8px;
}
.auto-slider-track:hover { animation-play-state: paused; }
@keyframes sliderScroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
.slider-card {
  flex-shrink: 0;
  width: 200px;
  background: #fff;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(0,0,0,.1);
  transition: transform .25s var(--ease, ease), box-shadow .25s;
  cursor: default;
}
.slider-card:hover { transform: translateY(-5px) scale(1.02); box-shadow: 0 12px 32px rgba(0,0,0,.18); }
.slider-card img {
  width: 100%; height: 130px; object-fit: cover;
  transition: transform .4s;
}
.slider-card:hover img { transform: scale(1.07); }
.slider-card-body { padding: 12px; }
.slider-card-brand { font-size: .65rem; font-weight: 700; color: var(--gold, #c9a84c); letter-spacing: 1px; text-transform: uppercase; }
.slider-card-name  { font-size: .8rem; font-weight: 600; color: var(--blue, #1a3a5c); margin-top: 2px; }
.slider-card-price { font-size: .9rem; font-weight: 800; color: var(--blue, #1a3a5c); margin-top: 4px; }

/* ── Lente decorativa que aparece en el hero (canvas overlay) ── */
.hero-lens-ring {
  position: absolute; border-radius: 50%;
  border: 1px solid rgba(91,196,224,.15);
  pointer-events: none; z-index: 1;
  animation: floatLens 10s ease-in-out infinite;
}

/* ── Loading shimmer en imágenes ── */
.product-img-wrap img {
  background: linear-gradient(90deg, #e8ecf0 25%, #f5f7fa 50%, #e8ecf0 75%);
  background-size: 200% 100%;
}

/* ── Hover border en lente cards ── */
.lente-card {
  border: 1px solid rgba(255,255,255,.1);
  transition: border-color .25s, transform .25s, background .25s;
}
.lente-card:hover { border-color: rgba(201,168,76,.4); }

/* ── Animación número de precio ── */
.product-price, .lente-price {
  transition: color .2s, transform .2s;
}
.product-card:hover .product-price { color: var(--gold, #c9a84c); transform: scale(1.05); }

/* ── Section title underline ── */
.section-title::after {
  content: '';
  display: block; width: 48px; height: 3px;
  background: var(--grad-gold, linear-gradient(135deg,#c9a84c,#e8c97e));
  border-radius: 3px; margin: 14px auto 0;
}

/* ── Ripple en botones táctiles ── */
.btn { position: relative; overflow: hidden; }
.btn .ripple {
  position: absolute; border-radius: 50%;
  background: rgba(255,255,255,.3);
  transform: scale(0); animation: ripple .5s linear;
  pointer-events: none;
}
@keyframes ripple {
  to { transform: scale(4); opacity: 0; }
}

/* ── Modal entrada ── */
@keyframes modalIn {
  from { opacity:0; transform:scale(.92) translateY(20px); }
  to   { opacity:1; transform:none; }
}

/* ── Drawer deslizamiento ── */
.mobile-drawer { transition: right .33s cubic-bezier(.4,0,.2,1); }

/* ── Accordion ── */
.drawer-acc-body {
  max-height: 0; overflow: hidden;
  transition: max-height .3s cubic-bezier(.4,0,.2,1);
}
.drawer-accordion.open .drawer-acc-body { max-height: 400px; }
/* Eliminar display:none del CSS principal para usar max-height */