/* ══════════════════════════════════════════════
   ANIMATIONS — keyframes, scroll-reveal, hovers
══════════════════════════════════════════════ */

/* ── @keyframes globales ── */
@keyframes scrollBounce {
  0%, 100% { transform: translateY(0); opacity: 0.6; }
  50%       { transform: translateY(6px); opacity: 1; }
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 var(--blue-glow); }
  50%       { box-shadow: 0 0 0 8px transparent; }
}

@keyframes scanLine {
  0%   { transform: translateY(-100%); opacity: 0; }
  10%  { opacity: 0.4; }
  90%  { opacity: 0.4; }
  100% { transform: translateY(600%); opacity: 0; }
}

/* ── Scroll reveal ── */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity var(--duration-slow) var(--ease-out),
              transform var(--duration-slow) var(--ease-out);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger para grids: aplica delay incremental a los hijos directos */
.products-grid .reveal:nth-child(1) { transition-delay: 0ms; }
.products-grid .reveal:nth-child(2) { transition-delay: 60ms; }
.products-grid .reveal:nth-child(3) { transition-delay: 120ms; }
.products-grid .reveal:nth-child(4) { transition-delay: 180ms; }
.products-grid .reveal:nth-child(5) { transition-delay: 240ms; }
.products-grid .reveal:nth-child(6) { transition-delay: 300ms; }

.testimonials-grid .reveal:nth-child(1) { transition-delay: 0ms; }
.testimonials-grid .reveal:nth-child(2) { transition-delay: 80ms; }
.testimonials-grid .reveal:nth-child(3) { transition-delay: 160ms; }

.services-list .reveal:nth-child(1) { transition-delay: 0ms; }
.services-list .reveal:nth-child(2) { transition-delay: 50ms; }
.services-list .reveal:nth-child(3) { transition-delay: 100ms; }
.services-list .reveal:nth-child(4) { transition-delay: 150ms; }
.services-list .reveal:nth-child(5) { transition-delay: 200ms; }

.faq-list .reveal:nth-child(1) { transition-delay: 0ms; }
.faq-list .reveal:nth-child(2) { transition-delay: 50ms; }
.faq-list .reveal:nth-child(3) { transition-delay: 100ms; }
.faq-list .reveal:nth-child(4) { transition-delay: 150ms; }
.faq-list .reveal:nth-child(5) { transition-delay: 200ms; }

/* ── Hero entry animation ── */
.hero__content.reveal.visible {
  animation: fadeInUp var(--duration-slow) var(--ease-out) both;
}

.hero__stats.reveal.visible {
  animation: fadeInUp var(--duration-slow) var(--ease-out) 120ms both;
}

/* ── Nav logo glow al hacer scroll ── */
.nav.scrolled .nav__logo-icon {
  box-shadow: var(--shadow-glow-sm);
}

/* ── Botón primario — efecto ripple ── */
.btn--primary::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  opacity: 0;
  background: radial-gradient(circle at center, rgba(255,255,255,0.18) 0%, transparent 70%);
  transition: opacity 400ms;
}

.btn--primary {
  position: relative;
  overflow: hidden;
}

.btn--primary:active::after { opacity: 1; }

/* ── Product card: borde animado al hover ── */
.product-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(135deg, var(--blue-dim), transparent 60%);
  opacity: 0;
  transition: opacity var(--duration) var(--ease-out);
  pointer-events: none;
}

.product-card {
  position: relative;
}

.product-card:hover::before { opacity: 1; }

/* ── Service item: línea izquierda animada ── */
.service-item {
  position: relative;
}

.service-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--blue);
  transform: scaleY(0);
  transform-origin: bottom;
  transition: transform var(--duration) var(--ease-out);
}

.service-item:hover::before { transform: scaleY(1); }

/* ── Pricing card featured: scan line ── */
.pricing-card--featured::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--blue), transparent);
  top: 0;
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  animation: scanLine 4s ease-in-out infinite;
  pointer-events: none;
}

/* ── Badge pulse (hero) ── */
.badge {
  animation: none;
}

.badge::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
  margin-right: 0.4rem;
  animation: pulse 2s ease-in-out infinite;
  vertical-align: middle;
}

/* ── Scroll hint bounce ── */
.scroll-hint {
  position: relative;
}

/* ── Tech card: blink cursor ── */
.blink {
  animation: blink 1.1s step-end infinite;
}

/* ── Glassmorphism en secciones con dark overlay ── */
.products-section::before,
.services-section::before,
.testimonials-section::before,
.pricing-section::before,
.faq-section::before,
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  backdrop-filter: blur(2px);
  pointer-events: none;
  z-index: -1;
}

/* ── Hover glow en testimonial cards ── */
.testimonial-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(ellipse at top left, var(--blue-dim), transparent 60%);
  opacity: 0;
  transition: opacity var(--duration) var(--ease-out);
  pointer-events: none;
}

.testimonial-card {
  position: relative;
}

.testimonial-card:hover::before { opacity: 1; }

/* ── Reducción de movimiento ── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  .scroll-hint { animation: none; }
}