@import url('https://fonts.googleapis.com/css2?family=Vazirmatn:wght@300;400;500;600;700;800;900&family=DM+Sans:wght@400;500;600;700&display=swap');

:root {
  --pont-navy: #23336E;
  --pont-navy-deep: #18244F;
  --pont-navy-light: #32468F;
  --pont-sand: #FAF8F5;
  --pont-cream: #FCFCFA;
  --pont-border: #E8E7EC;
  --pont-gold: #C29B38;
  --pont-gold-light: #F4ECE0;
  --pont-charcoal: #1A1D26;
  --pont-muted: #767681;
}

/* Base resets & typography */
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Vazirmatn', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--pont-sand);
  color: var(--pont-charcoal);
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
  text-rendering: optimizeLegibility;
}

[dir="ltr"] body,
[dir="ltr"] .font-en {
  font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* Hide scrollbars for slick mobile tabs */
.no-scrollbar::-webkit-scrollbar {
  display: none;
}
.no-scrollbar {
  -ms-overflow-style: none;
  scrollbar-width: none;
}

/* Top Page Progress Indicator */
#page-top-loader {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 2.5px;
  background: linear-gradient(90deg, #18244f, #3b50a3, #d4af37);
  z-index: 9999;
  width: 0%;
  opacity: 1;
  transition: width 0.3s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.4s ease;
  pointer-events: none;
}

/* Skeleton Shimmer Effect */
@keyframes shimmer {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(100%);
  }
}

.skeleton {
  position: relative;
  overflow: hidden;
  background-color: #f1f5f9;
  border-radius: 0.5rem;
}

.skeleton::after {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  transform: translateX(-100%);
  background-image: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0) 0%,
    rgba(255, 255, 255, 0.65) 50%,
    rgba(255, 255, 255, 0) 100%
  );
  animation: shimmer 1.6s infinite ease-in-out;
  content: '';
}

.skeleton-pill {
  height: 32px;
  border-radius: 0.75rem;
  background-color: #f1f5f9;
}

.skeleton-text {
  height: 12px;
  border-radius: 0.25rem;
  background-color: #f1f5f9;
}

/* Progressive Image Loading Transitions */
.product-img {
  transition: opacity 0.35s cubic-bezier(0.16, 1, 0.3, 1), transform 0.45s cubic-bezier(0.2, 0, 0, 1);
  will-change: opacity, transform;
}

.img-container {
  position: relative;
  background-color: #f8fafc;
}

.img-skeleton {
  position: absolute;
  inset: 0;
  z-index: 1;
  background-color: #f1f5f9;
}

/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-in {
  animation: fadeIn 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.animate-slide-up {
  animation: slideUp 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* Product Card Interactive Styles */
.product-card {
  transition: transform 0.22s cubic-bezier(0.2, 0, 0, 1), box-shadow 0.22s cubic-bezier(0.2, 0, 0, 1), border-color 0.22s ease;
}

.product-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 28px -6px rgba(35, 51, 110, 0.12);
  border-color: rgba(35, 51, 110, 0.25);
}

.product-card:active {
  transform: scale(0.985);
}

.product-card .product-img {
  transition: transform 0.45s cubic-bezier(0.2, 0, 0, 1);
}

.product-card:hover .product-img {
  transform: scale(1.08);
}

:root {
  --sticky-header-height: 112px;
  --sticky-nav-height: 48px;
  --sticky-total-offset: 160px;
}

/* Sticky Category Navigation & Header Stuck Behavior */
.category-nav {
  position: sticky;
  transition: background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
  will-change: top;
}

.category-nav.is-stuck {
  background-color: rgba(255, 255, 255, 0.98) !important;
  backdrop-filter: blur(14px) !important;
  -webkit-backdrop-filter: blur(14px) !important;
  box-shadow: 0 4px 18px -2px rgba(35, 51, 110, 0.1) !important;
  border-bottom: 1px solid rgba(35, 51, 110, 0.14) !important;
}

/* Category Navigation Pills */
.category-pill {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1rem;
  border-radius: 0.875rem;
  font-size: 0.75rem;
  font-weight: 600;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
  white-space: nowrap;
  user-select: none;
  cursor: pointer;
  border: 1px solid transparent;
  flex-shrink: 0;
}

/* Inactive Category Pill */
.category-pill:not(.active) {
  background-color: #f1f5f9;
  color: #475569;
  border-color: #e2e8f0;
}

.category-pill:not(.active):hover {
  background-color: #e2e8f0;
  color: #1e293b;
}

/* Active Category Pill (Zero layout shift, zero transform scales) */
.category-pill.active {
  background-color: var(--pont-navy) !important;
  color: #ffffff !important;
  border-color: #18244F !important;
  box-shadow: 0 2px 10px -1px rgba(35, 51, 110, 0.32) !important;
  font-weight: 700 !important;
}

/* Section scroll offset helper */
.menu-section {
  scroll-margin-top: var(--sticky-total-offset, 160px);
}

/* Language buttons */
.lang-btn.active {
  background-color: var(--pont-navy) !important;
  color: #ffffff !important;
  font-weight: 700 !important;
}

/* Persian numeral font feature */
.persian-num {
  font-feature-settings: "ss01";
}

/* All Categories Drawer / Full Sheet */
#all-categories-sheet {
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.25s ease;
  will-change: transform, opacity;
  touch-action: pan-y;
  -webkit-overflow-scrolling: touch;
}
#all-categories-sheet.is-open {
  transform: translateY(0) !important;
  opacity: 1 !important;
  pointer-events: auto !important;
  visibility: visible !important;
}
#all-categories-sheet.is-closed {
  transform: translateY(100%) !important;
  opacity: 0 !important;
  pointer-events: none !important;
  visibility: hidden !important;
}
#all-categories-backdrop {
  transition: opacity 0.3s ease, visibility 0.3s ease;
}
#all-categories-backdrop.is-open {
  opacity: 1 !important;
  pointer-events: auto !important;
  visibility: visible !important;
}
#all-categories-backdrop.is-closed {
  opacity: 0 !important;
  pointer-events: none !important;
  visibility: hidden !important;
}

/* Ensure sheet buttons and close button have instant mobile touch response */
.sheet-cat-btn,
#close-all-categories-btn,
#nav-btn-menu {
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  cursor: pointer;
}

/* Print styles for QR Code generator */
@media print {
  body {
    background: #ffffff !important;
    color: #000000 !important;
  }
  .no-print {
    display: none !important;
  }
  .print-card {
    border: 2px solid #23336E !important;
    box-shadow: none !important;
    page-break-inside: avoid;
    margin: 0 auto;
    max-width: 400px;
    padding: 30px !important;
  }
}