/* Custom Animations & Styles for Prime Power Devices */

/* Scroll reveal animation base */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}
.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}
.reveal-left.active {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}
.reveal-right.active {
  opacity: 1;
  transform: translateX(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.9);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.reveal-scale.active {
  opacity: 1;
  transform: scale(1);
}

/* Stagger delay classes */
.delay-100 { transition-delay: 0.1s; }
.delay-200 { transition-delay: 0.2s; }
.delay-300 { transition-delay: 0.3s; }
.delay-400 { transition-delay: 0.4s; }
.delay-500 { transition-delay: 0.5s; }

/* Hero parallax */
.hero-bg {
  background-attachment: fixed;
  background-position: center;
  background-size: cover;
}
@media (max-width: 768px) {
  .hero-bg {
    background-attachment: scroll;
  }
}

/* Product card hover */
.product-card {
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}
.product-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}
.product-card:hover .product-img {
  transform: scale(1.05);
}
.product-img {
  transition: transform 0.5s ease;
}

/* Feature icon animation */
.feature-icon {
  transition: transform 0.4s ease, filter 0.4s ease;
}
.feature-card:hover .feature-icon {
  transform: scale(1.1) rotate(-5deg);
  filter: drop-shadow(0 4px 8px rgba(30, 77, 140, 0.3));
}

/* FAQ Accordion */
.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease-out, padding 0.4s ease;
}
.accordion-content.open {
  max-height: 500px;
}
.accordion-icon {
  transition: transform 0.3s ease;
}
.accordion-btn[aria-expanded="true"] .accordion-icon {
  transform: rotate(180deg);
}

/* Announcement bar pulse */
@keyframes gentle-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}
.animate-gentle-pulse {
  animation: gentle-pulse 2s ease-in-out infinite;
}

/* Smooth scroll behavior */
html {
  scroll-behavior: smooth;
}

/* Custom scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #f1f1f1;
}
::-webkit-scrollbar-thumb {
  background: #1e4d8c;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #c41e3a;
}

/* Header scroll effect */
.header-scrolled {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

/* Button hover shine effect */
.btn-shine {
  position: relative;
  overflow: hidden;
}
.btn-shine::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.5s ease;
}
.btn-shine:hover::after {
  left: 100%;
}

/* Image hover zoom container */
.img-zoom-container {
  overflow: hidden;
}
.img-zoom-container img {
  transition: transform 0.6s ease;
}
.img-zoom-container:hover img {
  transform: scale(1.08);
}

/* Section divider */
.section-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, #e5e7eb, transparent);
}