html {
  scroll-behavior: smooth;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

img,
iframe,
svg {
  display: block;
  max-width: 100%;
}

section[id] {
  scroll-margin-top: 6rem;
}

body {
  color: #0f172a;
  background:
    radial-gradient(circle at top right, rgba(220, 38, 38, 0.08), transparent 22rem),
    radial-gradient(circle at bottom left, rgba(15, 23, 42, 0.05), transparent 28rem),
    #ffffff;
}

.nav-link,
.mobile-nav-link {
  color: #334155;
  font-size: 0.95rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  transition: color 160ms ease;
}

.nav-link:hover,
.mobile-nav-link:hover,
.nav-link-active,
.mobile-nav-link-active {
  color: #dc2626;
}

.site-shell {
  position: relative;
  overflow-x: hidden;
}

.hero-orb {
  position: absolute;
  border-radius: 9999px;
  filter: blur(40px);
  pointer-events: none;
}

.hero-orb-primary {
  top: -4rem;
  right: -2rem;
  width: 18rem;
  height: 18rem;
  background: rgba(220, 38, 38, 0.24);
}

.hero-orb-secondary {
  bottom: -4rem;
  left: -5rem;
  width: 22rem;
  height: 22rem;
  background: rgba(148, 163, 184, 0.18);
}

.hero-video {
  transform: scale(1.08);
}

.hero-spotlight {
  position: relative;
  overflow: hidden;
}

.hero-spotlight::before {
  content: "";
  position: absolute;
  width: 44rem;
  height: 44rem;
  top: -13rem;
  right: -13rem;
  background: radial-gradient(circle, rgba(239, 68, 68, 0.14) 0%, transparent 60%);
  pointer-events: none;
}

.hero-spotlight::after {
  content: "";
  position: absolute;
  width: 38rem;
  height: 38rem;
  bottom: -12rem;
  left: -12rem;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.12) 0%, transparent 60%);
  pointer-events: none;
}

.section-label {
  display: inline-flex;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: #dc2626;
}

.section-title {
  margin-top: 1rem;
  max-width: 42rem;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.1;
  color: #0f172a;
}

.section-copy {
  margin-top: 1rem;
  max-width: 40rem;
  color: #475569;
  font-size: 1.05rem;
  line-height: 1.8;
}

.card,
.service-card,
.feature-panel,
.testimonial-card {
  border-radius: 1.5rem;
  background: #ffffff;
  padding: 1.75rem;
  box-shadow: 0 20px 60px rgba(15, 23, 42, 0.08);
}

.premium-panel {
  border: 1px solid rgba(148, 163, 184, 0.24);
  border-radius: 2rem;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(248, 250, 252, 0.95));
  box-shadow:
    0 30px 80px rgba(15, 23, 42, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.7);
}

.dashboard-card {
  border-radius: 1.5rem;
  border: 1px solid rgba(148, 163, 184, 0.2);
  background: linear-gradient(180deg, #ffffff, #f8fafc);
  box-shadow: 0 22px 60px rgba(15, 23, 42, 0.12);
}

.dashboard-metric {
  border-radius: 1.25rem;
  background: #f8fafc;
  padding: 1rem;
}

.product-card {
  border-radius: 1.5rem;
  overflow: hidden;
  background: #ffffff;
  border: 1px solid rgba(148, 163, 184, 0.18);
  box-shadow: 0 20px 60px rgba(15, 23, 42, 0.08);
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 28px 70px rgba(15, 23, 42, 0.14);
  border-color: rgba(220, 38, 38, 0.22);
}

.product-card img {
  width: 100%;
  height: 13rem;
  object-fit: cover;
}

.product-card-body {
  padding: 1.5rem;
}

.product-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  border-radius: 9999px;
  background: #fee2e2;
  color: #991b1b;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.45rem 0.75rem;
}

.trust-pill {
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid #e2e8f0;
  border-radius: 9999px;
  background: #ffffff;
  min-height: 3.5rem;
  padding: 0.75rem 1rem;
  font-size: 0.95rem;
  font-weight: 700;
  color: #0f172a;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.06);
}

.trust-pill-dark {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.12);
  color: #f8fafc;
  box-shadow: none;
}

.trust-pill-active {
  background: #dc2626;
  border-color: #dc2626;
  color: #ffffff;
  box-shadow: 0 16px 36px rgba(220, 38, 38, 0.22);
}

.trust-pill-compact {
  justify-content: flex-start;
  min-height: auto;
  padding: 0.85rem 1rem;
  font-size: 0.9rem;
  line-height: 1.35;
}

.service-card,
.feature-panel {
  border: 1px solid #e2e8f0;
}

.card-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: #0f172a;
}

.card-copy,
.testimonial-card p {
  margin-top: 0.9rem;
  color: #475569;
  line-height: 1.7;
}

.form-field {
  display: block;
}

.form-field span {
  display: block;
  margin-bottom: 0.6rem;
  font-size: 0.92rem;
  font-weight: 600;
  color: #334155;
}

.form-field input,
.form-field textarea {
  width: 100%;
  border: 1px solid #cbd5e1;
  border-radius: 1rem;
  background: #ffffff;
  padding: 0.9rem 1rem;
  color: #0f172a;
  outline: none;
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.form-field input:focus,
.form-field textarea:focus {
  border-color: #dc2626;
  box-shadow: 0 0 0 4px rgba(220, 38, 38, 0.12);
}

.field-error {
  border-color: #dc2626 !important;
  box-shadow: 0 0 0 4px rgba(220, 38, 38, 0.12) !important;
}

.surface-grid {
  position: relative;
}

.surface-grid::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(148, 163, 184, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, 0.08) 1px, transparent 1px);
  background-size: 2.75rem 2.75rem;
  mask-image: linear-gradient(180deg, rgba(255, 255, 255, 0.85), transparent);
  pointer-events: none;
}

.floating-whatsapp {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 50;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 9999px;
  background: #16a34a;
  color: #ffffff;
  box-shadow: 0 20px 50px rgba(22, 163, 74, 0.35);
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.floating-whatsapp:hover {
  transform: translateY(-2px);
  box-shadow: 0 24px 60px rgba(22, 163, 74, 0.4);
}

.cta-inline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 9999px;
  background: #dc2626;
  padding: 0.85rem 1.3rem;
  font-size: 0.92rem;
  font-weight: 700;
  color: #ffffff;
  box-shadow: 0 16px 36px rgba(220, 38, 38, 0.24);
}

.cta-inline:hover {
  background: #b91c1c;
}

.cta-inline,
.cta-outline,
button,
a {
  -webkit-tap-highlight-color: transparent;
}

.cta-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 9999px;
  border: 1px solid rgba(148, 163, 184, 0.28);
  background: rgba(255, 255, 255, 0.88);
  padding: 0.85rem 1.3rem;
  font-size: 0.92rem;
  font-weight: 700;
  color: #0f172a;
}

.cta-outline:hover {
  border-color: rgba(220, 38, 38, 0.3);
  color: #dc2626;
}

.angled-band {
  position: relative;
}

.angled-band::before {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 7rem;
  background: linear-gradient(180deg, transparent, rgba(15, 23, 42, 0.05));
  clip-path: polygon(0 38%, 100% 0, 100% 100%, 0% 100%);
  pointer-events: none;
}

.highlight-stat {
  border-left: 3px solid #dc2626;
  padding-left: 1rem;
}

.star-rating {
  color: #f59e0b;
  font-size: 0.95rem;
  letter-spacing: 0.12em;
}

.flag-icon {
  display: inline-block;
  vertical-align: middle;
  border-radius: 0.125rem;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
  object-fit: cover;
}

/* Hero Flag Enhancements */
.flag {
  display: inline-flex;
  vertical-align: middle;
  margin: 0 0.25rem;
  filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.3));
  animation: flagFloat 3s ease-in-out infinite;
}

.flag img {
  height: 1.4em;
  width: auto;
  border-radius: 3px;
}

.flag-us {
  animation-delay: 0s;
}

.flag-ca {
  animation-delay: 0.8s;
}

@keyframes flagFloat {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-6px);
  }
}

.mobile-sticky-cta {
  position: fixed;
  left: 0.75rem;
  right: 0.75rem;
  bottom: max(0.75rem, env(safe-area-inset-bottom));
  z-index: 45;
  display: none;
  gap: 0.75rem;
  border: 1px solid rgba(148, 163, 184, 0.2);
  border-radius: 1.25rem;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(16px);
  box-shadow: 0 20px 50px rgba(15, 23, 42, 0.16);
  padding: 0.75rem;
}

.mobile-sticky-cta a {
  flex: 1;
}

@media (max-width: 640px) {
  body {
    padding-bottom: 7rem;
  }

  .floating-whatsapp {
    right: 0.75rem;
    bottom: 5.75rem;
  }

  .section-copy {
    font-size: 1rem;
    line-height: 1.7;
  }

  .product-card img {
    height: 11rem;
  }

  .trust-pill {
    font-size: 0.88rem;
  }

  .product-chip {
    font-size: 0.72rem;
  }
}

@media (max-width: 767px) {
  .mobile-sticky-cta {
    display: flex;
  }

  .hero-orb-primary,
  .hero-orb-secondary {
    filter: blur(54px);
  }
}

/* ThumbnailGrid Component Styles */
.thumbnail-item {
  position: relative;
  transition: all 0.2s ease-in-out;
}

.thumbnail-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(15, 23, 42, 0.15);
}

.thumbnail-item:focus {
  outline: none;
  transform: translateY(-2px);
}

.thumbnail-item.border-accent {
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.2);
}

.thumbnail-item img {
  transition: transform 0.3s ease;
}

.thumbnail-item:hover img {
  transform: scale(1.05);
}

.thumbnail-item .group:hover .absolute {
  backdrop-filter: blur(2px);
}

/* Loading states for thumbnails */
.thumbnail-item.loading {
  opacity: 0.7;
}

.thumbnail-item.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  margin: -10px 0 0 -10px;
  border: 2px solid #dc2626;
  border-top-color: transparent;
  border-radius: 50%;
  animation: thumbnail-spin 1s linear infinite;
}

@keyframes thumbnail-spin {
  to {
    transform: rotate(360deg);
  }
}

/* Responsive grid enhancements */
/* ===== MOBILE RESPONSIVE ENHANCEMENTS ===== */

/* Base mobile-first responsive design */
@media (max-width: 640px) {
  /* Typography adjustments */
  h1 {
    font-size: 2rem !important;
    line-height: 1.2 !important;
  }
  
  h2 {
    font-size: 1.75rem !important;
    line-height: 1.3 !important;
  }
  
  h3 {
    font-size: 1.5rem !important;
    line-height: 1.4 !important;
  }
  
  /* Container padding adjustments */
  .mx-auto.max-w-7xl {
    padding-left: 1rem !important;
    padding-right: 1rem !important;
  }
  
  /* Hero section mobile adjustments */
  .hero-spotlight {
    padding-top: 3rem !important;
    padding-bottom: 3rem !important;
  }
  
  /* Section spacing */
  section {
    padding-top: 2rem !important;
    padding-bottom: 2rem !important;
  }
  
  /* Button adjustments */
  .inline-flex {
    width: 100% !important;
    justify-content: center !important;
    margin-bottom: 0.75rem;
  }
  
  /* Form adjustments */
  .grid.gap-6 {
    grid-template-columns: 1fr !important;
    gap: 1rem !important;
  }
  
  /* Card adjustments */
  .rounded-\[2rem\] {
    border-radius: 1rem !important;
    padding: 1rem !important;
  }
  
  /* Navigation adjustments */
  .sticky.top-0 {
    padding-top: 0.75rem !important;
    padding-bottom: 0.75rem !important;
  }
  
  /* Video player mobile optimization */
  .video-player-container {
    margin: 0 !important;
    border-radius: 0.75rem !important;
    padding: 0.75rem !important;
  }
  
  /* Thumbnail grid mobile optimization */
  .thumbnail-grid-container {
    grid-template-columns: 1fr !important;
    gap: 0.75rem !important;
  }
  
  .thumbnail-item {
    padding: 0.75rem !important;
  }
  
  /* Footer adjustments */
  footer .grid {
    grid-template-columns: 1fr !important;
    gap: 2rem !important;
    text-align: center;
  }
  
  /* Image adjustments */
  img {
    height: auto !important;
  }
  
  /* Text adjustments */
  .text-lg {
    font-size: 1rem !important;
  }
  
  .text-xl {
    font-size: 1.125rem !important;
  }
  
  /* Spacing adjustments */
  .py-16, .py-20 {
    padding-top: 2rem !important;
    padding-bottom: 2rem !important;
  }
  
  .mt-10, .mt-12 {
    margin-top: 1.5rem !important;
  }
  
  .mb-10, .mb-12 {
    margin-bottom: 1.5rem !important;
  }
}

/* Tablet responsive adjustments */
@media (min-width: 641px) and (max-width: 1024px) {
  /* Container adjustments */
  .mx-auto.max-w-7xl {
    padding-left: 1.5rem !important;
    padding-right: 1.5rem !important;
  }
  
  /* Typography adjustments */
  h1 {
    font-size: 2.5rem !important;
  }
  
  h2 {
    font-size: 2rem !important;
  }
  
  /* Grid adjustments */
  .grid.gap-6 {
    grid-template-columns: repeat(2, 1fr) !important;
  }
  
  /* Thumbnail grid tablet optimization */
  .thumbnail-grid-container {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 1rem !important;
  }
  
  /* Section spacing */
  section {
    padding-top: 3rem !important;
    padding-bottom: 3rem !important;
  }
}

/* Touch-friendly improvements */
@media (hover: none) and (pointer: coarse) {
  /* Increase touch targets */
  button, a, .thumbnail-item {
    min-height: 44px !important;
    min-width: 44px !important;
  }
  
  /* Remove hover effects on touch devices */
  .thumbnail-item:hover {
    transform: none !important;
  }
  
  /* Improve button spacing */
  .inline-flex {
    padding: 0.875rem 1.5rem !important;
  }
}

/* Landscape mobile adjustments */
@media (max-width: 640px) and (orientation: landscape) {
  .hero-spotlight {
    padding-top: 1.5rem !important;
    padding-bottom: 1.5rem !important;
  }
  
  .video-player-container video {
    min-height: 200px !important;
  }
  
  section {
    padding-top: 1.5rem !important;
    padding-bottom: 1.5rem !important;
  }
}

/* High DPI display adjustments */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  img {
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
  }
}

/* Accessibility improvements for mobile */
@media (max-width: 640px) {
  /* Focus indicators */
  button:focus, a:focus, input:focus, textarea:focus, select:focus {
    outline: 3px solid #dc2626 !important;
    outline-offset: 2px !important;
  }
  
  /* Text readability */
  body {
    font-size: 16px !important;
    line-height: 1.6 !important;
  }
  
  /* Form improvements */
  input, textarea, select {
    font-size: 16px !important; /* Prevents zoom on iOS */
    padding: 0.875rem !important;
  }
}

/* ===== ADDITIONAL MOBILE OPTIMIZATIONS ===== */

/* Improve touch targets and spacing */
@media (max-width: 640px) {
  /* Ensure all clickable elements meet minimum touch target size */
  a, button, input, select, textarea, .thumbnail-item {
    min-height: 44px;
    min-width: 44px;
  }
  
  /* Improve form usability */
  input[type="text"], 
  input[type="email"], 
  input[type="tel"], 
  textarea, 
  select {
    font-size: 16px; /* Prevents zoom on iOS */
    padding: 12px 16px;
    border-radius: 8px;
    border: 2px solid #e2e8f0;
    width: 100%;
  }
  
  /* Better button styling */
  button, .btn, .inline-flex {
    padding: 12px 24px;
    font-size: 16px;
    border-radius: 8px;
    font-weight: 600;
  }
  
  /* Improve navigation */
  .nav-link, .mobile-nav-link {
    padding: 12px 16px;
    font-size: 16px;
  }
  
  /* Better card spacing */
  .rounded-\[2rem\], .rounded-xl {
    padding: 16px;
    margin-bottom: 16px;
  }
  
  /* Improve video player controls */
  video::-webkit-media-controls-panel {
    padding: 8px;
  }
  
  /* Better thumbnail interaction */
  .thumbnail-item {
    padding: 12px;
    border-radius: 12px;
    margin-bottom: 12px;
  }
  
  .thumbnail-item:active,
  .thumbnail-item.thumbnail-touch-active {
    transform: scale(0.98);
    transition: transform 0.1s ease;
  }
  
  /* Improve text readability */
  p, li, span {
    line-height: 1.6;
  }
  
  /* Better spacing for sections */
  section + section {
    margin-top: 0;
  }
  
  /* Improve footer on mobile */
  footer {
    padding: 24px 16px;
  }
  
  footer .grid {
    gap: 24px;
  }
  
  /* Better hero section */
  .hero-spotlight h1 {
    margin-bottom: 16px;
  }
  
  .hero-spotlight p {
    margin-bottom: 24px;
  }
  
  /* Improve gallery layout */
  .gallery-header {
    margin-bottom: 24px;
  }
  
  .video-info-section {
    padding: 16px 0;
  }
  
  /* Better mobile menu */
  #mobile-menu {
    padding: 16px;
  }
  
  #mobile-menu a {
    padding: 12px 0;
    border-bottom: 1px solid #f1f5f9;
  }
  
  /* Improve WhatsApp floating button */
  .floating-whatsapp {
    bottom: 20px;
    right: 20px;
    width: 56px;
    height: 56px;
  }
}

/* Tablet-specific improvements */
@media (min-width: 641px) and (max-width: 1024px) {
  /* Better grid layouts */
  .grid.gap-6 {
    gap: 20px;
  }
  
  /* Improve thumbnail grid */
  .thumbnail-grid-container {
    gap: 16px;
  }
  
  /* Better section spacing */
  section {
    padding: 40px 0;
  }
  
  /* Improve cards */
  .rounded-\[2rem\] {
    padding: 24px;
  }
}

/* Landscape mobile optimizations */
@media (max-width: 640px) and (orientation: landscape) and (max-height: 500px) {
  /* Reduce vertical spacing in landscape */
  section {
    padding: 16px 0;
  }
  
  .hero-spotlight {
    padding: 20px 0;
  }
  
  .video-player-container {
    margin: 8px 0;
  }
  
  /* Optimize navigation */
  header {
    padding: 8px 0;
  }
}

/* High contrast mode improvements */
@media (prefers-contrast: high) {
  .thumbnail-item {
    border-width: 2px;
    border-color: #000;
  }
  
  .thumbnail-item:focus,
  .thumbnail-item.ring-2 {
    border-color: #dc2626;
    border-width: 3px;
  }
  
  button, .btn {
    border: 2px solid currentColor;
  }
}

/* Reduced motion preferences */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  .thumbnail-item:hover,
  .thumbnail-item:active {
    transform: none;
  }
}

/* Desktop thumbnail improvements */
@media (min-width: 1024px) {
  .thumbnail-item {
    padding: 1rem;
    border-radius: 0.75rem;
  }
  
  .thumbnail-item h4 {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
  }
  
  .thumbnail-item p {
    font-size: 0.75rem;
    line-height: 1.4;
    display: block !important; /* Show descriptions on desktop */
  }
  
  .thumbnail-item .aspect-video {
    margin-bottom: 0.75rem;
  }
  
  /* Better hover effects on desktop */
  .thumbnail-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(15, 23, 42, 0.15);
  }
  
  .thumbnail-item:hover img {
    transform: scale(1.05);
  }
}

/* Touch feedback for mobile */
.thumbnail-item.scale-95 {
  transform: scale(0.95);
}

/* Screen reader only content */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Line clamp utility for descriptions */
.line-clamp-2 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Enhanced focus indicators */
.thumbnail-item:focus-visible {
  outline: 2px solid #dc2626;
  outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  .thumbnail-item {
    border-width: 3px;
  }
  
  .thumbnail-item.border-accent {
    border-color: #dc2626;
    background-color: rgba(220, 38, 38, 0.1);
  }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  .thumbnail-item,
  .thumbnail-item img {
    transition: none;
  }
  
  .thumbnail-item:hover {
    transform: none;
  }
  
  @keyframes thumbnail-spin {
    to {
      transform: none;
    }
  }
}

/* ===== GALLERY-SPECIFIC CSS WITH TAILWIND INTEGRATION ===== */

/* Video Player Container Styling */
.video-player-container {
  position: relative;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  border-radius: 1.5rem;
  overflow: hidden;
  max-width: 800px; /* Limit maximum width */
  margin: 0 auto; /* Center the container */
  box-shadow: 
    0 25px 50px rgba(15, 23, 42, 0.15),
    0 0 0 1px rgba(148, 163, 184, 0.1);
}

.video-player-container video {
  width: 100%;
  height: auto;
  min-height: 300px;
  background: #0f172a;
  border-radius: 0.75rem;
  outline: none;
}

/* Video Player Controls Enhancement */
.video-player-container video::-webkit-media-controls-panel {
  background: linear-gradient(180deg, transparent 0%, rgba(15, 23, 42, 0.8) 100%);
}

.video-player-container video::-webkit-media-controls-play-button,
.video-player-container video::-webkit-media-controls-volume-slider {
  filter: brightness(1.2) contrast(1.1);
}

/* Loading Indicator Styling */
.video-loading-indicator {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(15, 23, 42, 0.9);
  backdrop-filter: blur(8px);
  border-radius: 0.75rem;
  z-index: 10;
}

.video-loading-spinner {
  width: 3rem;
  height: 3rem;
  border: 3px solid rgba(220, 38, 38, 0.2);
  border-top-color: #dc2626;
  border-radius: 50%;
  animation: video-spinner 1s linear infinite;
}

@keyframes video-spinner {
  to {
    transform: rotate(360deg);
  }
}

.video-loading-text {
  margin-left: 1rem;
  color: #f8fafc;
  font-weight: 600;
  font-size: 0.95rem;
}

/* Video Loading Progress Bar */
.video-loading-progress {
  background: #dc2626;
  height: 100%;
  transition: width 0.3s ease;
  border-radius: inherit;
}

/* Video Buffering Indicator */
.video-buffering-indicator {
  position: absolute;
  top: 1rem;
  right: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(0, 0, 0, 0.7);
  color: white;
  padding: 0.75rem 1rem;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  z-index: 20;
  backdrop-filter: blur(4px);
}

.video-buffering-spinner {
  width: 1rem;
  height: 1rem;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: buffering-spin 1s linear infinite;
}

@keyframes buffering-spin {
  to {
    transform: rotate(360deg);
  }
}

/* Loading States */
.video-loading-indicator.hidden,
.video-buffering-indicator.hidden {
  display: none;
}

/* Thumbnail Loading Placeholder */
.thumbnail-loading-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(4px);
  border-radius: 0.75rem;
  z-index: 15;
}

.thumbnail-loading-spinner {
  width: 1.5rem;
  height: 1.5rem;
  border: 2px solid rgba(220, 38, 38, 0.3);
  border-top-color: #dc2626;
  border-radius: 50%;
  animation: thumbnail-spin 1s linear infinite;
}

/* Thumbnail Error Handling and Fallback Styles */
.thumbnail-item.thumbnail-error {
  opacity: 0.6;
  position: relative;
}

.thumbnail-item.thumbnail-error .thumbnail-image {
  filter: grayscale(100%) brightness(0.7);
}

.thumbnail-item.thumbnail-error::before {
  content: '⚠️ Failed to load';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: rgba(239, 68, 68, 0.9);
  color: white;
  font-size: 0.75rem;
  padding: 0.5rem;
  border-radius: 0.25rem;
  z-index: 20;
  text-align: center;
  white-space: nowrap;
}

.thumbnail-item.thumbnail-error:hover::before {
  content: '⚠️ Click to retry';
}

/* Performance Optimizations for Different Connection Types */
@media (max-width: 640px) and (prefers-reduced-data: reduce) {
  .thumbnail-item .thumbnail-overlay,
  .thumbnail-item .thumbnail-duration {
    display: none;
  }
  
  .thumbnail-item {
    transition: none;
  }
  
  .thumbnail-image {
    transition: none;
  }
}

/* Intersection Observer Loading States */
.thumbnail-image[data-loading="pending"] {
  background: linear-gradient(90deg, #f1f5f9 25%, #e2e8f0 50%, #f1f5f9 75%);
  background-size: 200% 100%;
  animation: thumbnail-skeleton 1.5s infinite;
}

@keyframes thumbnail-skeleton {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

/* High Priority Image Loading */
.thumbnail-image[fetchpriority="high"] {
  content-visibility: auto;
  contain-intrinsic-size: 300px 169px;
}

/* WebP Support Indicator */
.webp-supported .thumbnail-image {
  /* Styles for when WebP is supported */
}

.webp-not-supported .thumbnail-image {
  /* Fallback styles for when WebP is not supported */
}

/* Slow Connection Optimizations */
.slow-connection-mode .thumbnail-item {
  transition: none;
}

.slow-connection-mode .thumbnail-item:hover {
  transform: none;
}

.slow-connection-mode .thumbnail-image {
  transition: none;
}

.slow-connection-mode .thumbnail-item:hover .thumbnail-image {
  transform: none;
}

/* Progressive Enhancement for Slow Connections */
.thumbnail-item[data-connection="slow"] .thumbnail-overlay {
  display: none; /* Hide overlays to reduce complexity */
}

.thumbnail-item[data-connection="slow"] .thumbnail-duration {
  opacity: 1;
  transform: none;
  transition: none;
}

/* Image Optimization Classes */
.thumbnail-image[fetchpriority="high"] {
  /* High priority images get immediate loading */
  content-visibility: auto;
}

.thumbnail-image[loading="lazy"] {
  /* Lazy loaded images use contain-intrinsic-size for layout stability */
  contain-intrinsic-size: 300px 169px; /* 16:9 aspect ratio */
}

/* Connection-aware loading indicators */
@media (prefers-reduced-data: reduce) {
  .thumbnail-item .thumbnail-overlay {
    display: none;
  }
  
  .thumbnail-item:hover {
    transform: none;
  }
  
  .thumbnail-image {
    transition: none;
  }
}

/* Video Error Message Styling */
.video-error-message {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(12px);
  border-radius: 0.75rem;
  z-index: 20;
}

.video-error-content {
  text-align: center;
  max-width: 20rem;
  padding: 2rem;
}

.video-error-icon {
  width: 3rem;
  height: 3rem;
  margin: 0 auto 1rem;
  color: #ef4444;
}

.video-error-text {
  color: #f8fafc;
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.video-error-button {
  background: #dc2626;
  color: #ffffff;
  border: none;
  border-radius: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.video-error-button:hover {
  background: #b91c1c;
}

/* Video Info Section Styling */
.video-info-section {
  margin-top: 1.5rem;
  padding: 1.5rem;
  background: linear-gradient(135deg, #f8fafc 0%, #ffffff 100%);
  border-radius: 1rem;
  border: 1px solid rgba(148, 163, 184, 0.15);
}

.video-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: #0f172a;
  line-height: 1.3;
  margin-bottom: 0.75rem;
}

.video-description {
  color: #475569;
  font-size: 0.95rem;
  line-height: 1.7;
}

/* Responsive Video Player Layouts */
@media (min-width: 640px) {
  .video-player-container video {
    min-height: 360px;
  }
}

@media (min-width: 768px) {
  .video-player-container video {
    min-height: 420px;
  }
}

@media (min-width: 1024px) {
  .video-player-container video {
    min-height: 480px;
  }
}

@media (min-width: 1280px) {
  .video-player-container video {
    min-height: 540px;
  }
}

/* Thumbnail Grid Responsive Layouts - Stable Version */
.thumbnail-grid-container {
  display: flex !important;
  flex-direction: row !important;
  gap: 0.75rem !important;
  width: 100% !important;
  overflow-x: auto !important;
  scroll-snap-type: x mandatory !important;
  scroll-behavior: smooth !important;
  justify-content: flex-start !important;
  margin-left: 0 !important;
  padding-bottom: 8px !important;
  padding-right: 16px !important;
  scroll-padding-left: 4px !important;
  scroll-padding-right: 16px !important;
  -webkit-overflow-scrolling: touch !important;
  mask-image: linear-gradient(to right, black 92%, transparent 100%) !important;
  min-height: 200px; /* Prevent layout shift */
  /* Hide scrollbar */
  scrollbar-width: none !important; /* Firefox */
  -ms-overflow-style: none !important; /* Internet Explorer 10+ */
}

/* Hide scrollbar for WebKit browsers */
.thumbnail-grid-container::-webkit-scrollbar {
  display: none !important;
}

/* Gallery content width fixes */
.gallery-content {
  width: 100% !important;
}

.thumbnail-grid-section {
  width: 100% !important;
}

.thumbnail-grid-container {
  width: 100% !important;
}

/* Dynamic thumbnail grid using CSS custom properties - Higher specificity */
.gallery-layout-managed .thumbnail-grid-container {
  grid-template-columns: repeat(var(--thumbnail-columns, var(--gallery-columns, 1)), 1fr) !important;
  gap: var(--thumbnail-gap, var(--gallery-gap, 1rem)) !important;
}

/* Fallback media queries for browsers without custom property support */
@supports not (grid-template-columns: repeat(var(--gallery-columns), 1fr)) {
  /* Mobile: Single column */
  @media (min-width: 480px) {
    .thumbnail-grid-container {
      grid-template-columns: repeat(2, 1fr);
      gap: 1rem;
    }
  }

  /* Tablet: 3 columns */
  @media (min-width: 768px) {
    .thumbnail-grid-container {
      grid-template-columns: repeat(3, 1fr);
      gap: 1.25rem;
    }
  }

  /* Desktop: 4 columns */
  @media (min-width: 1024px) {
    .thumbnail-grid-container {
      grid-template-columns: repeat(4, 1fr);
      gap: 1.5rem;
    }
  }

  /* Large Desktop: 5-6 columns for optimal video browsing */
  @media (min-width: 1280px) {
    .thumbnail-grid-container {
      grid-template-columns: repeat(5, 1fr);
      gap: 1.5rem;
    }
  }
  
  /* Extra Large Desktop: 6 columns */
  @media (min-width: 1536px) {
    .thumbnail-grid-container {
      grid-template-columns: repeat(6, 1fr);
      gap: 1.5rem;
    }
  }
}

/* Enhanced Thumbnail Item Styling */
.thumbnail-item {
  position: relative;
  background: #ffffff;
  border-radius: 1rem;
  overflow: hidden;
  border: 2px solid transparent;
  box-shadow: 
    0 4px 12px rgba(15, 23, 42, 0.08),
    0 0 0 1px rgba(148, 163, 184, 0.1);
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  transform: translateY(0);
  /* Force fixed width for horizontal layout */
  flex: 0 0 auto !important;
  width: 150px !important;
  min-width: 150px !important;
  max-width: 150px !important;
  scroll-snap-align: start !important;
}

.thumbnail-item:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: 
    0 12px 24px rgba(15, 23, 42, 0.15),
    0 0 0 1px rgba(220, 38, 38, 0.2);
  border-color: rgba(220, 38, 38, 0.3);
}
}

.thumbnail-item:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: 
    0 12px 24px rgba(15, 23, 42, 0.15),
    0 0 0 1px rgba(220, 38, 38, 0.2);
  border-color: rgba(220, 38, 38, 0.3);
}

.thumbnail-item:focus {
  outline: none;
  transform: translateY(-2px);
  box-shadow: 
    0 8px 20px rgba(15, 23, 42, 0.12),
    0 0 0 3px rgba(220, 38, 38, 0.3);
}

/* Active/Selected Thumbnail Styling */
.thumbnail-item.thumbnail-active {
  border-color: #dc2626;
  background: linear-gradient(135deg, #ffffff 0%, #fef2f2 100%);
  box-shadow: 
    0 8px 20px rgba(220, 38, 38, 0.25),
    0 0 0 1px #dc2626;
  transform: translateY(-2px);
}

.thumbnail-item.thumbnail-active::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #dc2626 0%, #ef4444 100%);
  z-index: 10;
}

/* Thumbnail Image Container */
.thumbnail-image-container {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: #0f172a;
}

.thumbnail-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.thumbnail-item:hover .thumbnail-image {
  transform: scale(1.08);
}

/* Thumbnail Overlay */
.thumbnail-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(15, 23, 42, 0.1) 0%,
    rgba(15, 23, 42, 0.3) 100%
  );
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.25s ease;
}

.thumbnail-item:hover .thumbnail-overlay {
  opacity: 1;
}

.thumbnail-play-icon {
  width: 2.5rem;
  height: 2.5rem;
  color: #ffffff;
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.3));
  transform: scale(1);
  transition: transform 0.2s ease;
}

.thumbnail-item:hover .thumbnail-play-icon {
  transform: scale(1.1);
}

/* Thumbnail Badges */
.thumbnail-badge {
  position: absolute;
  bottom: 0.5rem;
  left: 0.5rem;
  background: rgba(15, 23, 42, 0.8);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.5rem;
  border-radius: 0.375rem;
  backdrop-filter: blur(8px);
}

.thumbnail-duration {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  background: rgba(255, 255, 255, 0.9);
  color: #0f172a;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.5rem;
  border-radius: 0.375rem;
  backdrop-filter: blur(8px);
  opacity: 0;
  transform: translateY(-4px);
  transition: all 0.2s ease;
}

.thumbnail-item:hover .thumbnail-duration {
  opacity: 1;
  transform: translateY(0);
}

/* Thumbnail Content Section */
.thumbnail-content {
  padding: 1rem;
  background: #ffffff;
}

.thumbnail-title {
  font-size: 0.875rem;
  font-weight: 700;
  color: #0f172a;
  line-height: 1.3;
  margin-bottom: 0.5rem;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.thumbnail-description {
  font-size: 0.75rem;
  color: #64748b;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Touch Feedback for Mobile */
.thumbnail-item.thumbnail-touch-active {
  transform: scale(0.98);
  transition: transform 0.1s ease;
}

/* Loading State for Thumbnails */
.thumbnail-item.thumbnail-loading {
  opacity: 0.7;
  pointer-events: none;
}

.thumbnail-item.thumbnail-loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 1.5rem;
  height: 1.5rem;
  margin: -0.75rem 0 0 -0.75rem;
  border: 2px solid rgba(220, 38, 38, 0.3);
  border-top-color: #dc2626;
  border-radius: 50%;
  animation: thumbnail-spin 1s linear infinite;
  z-index: 20;
}

/* Gallery Section Styling */
.gallery-section {
  background: linear-gradient(
    135deg,
    #ffffff 0%,
    #f8fafc 50%,
    #ffffff 100%
  );
  position: relative;
}

.gallery-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: 
    radial-gradient(circle at 25% 25%, rgba(220, 38, 38, 0.03) 0%, transparent 50%),
    radial-gradient(circle at 75% 75%, rgba(15, 23, 42, 0.02) 0%, transparent 50%);
  pointer-events: none;
}

.gallery-content {
  position: relative;
  z-index: 1;
}

/* Gallery Header Styling */
.gallery-header {
  text-align: center;
  margin-bottom: 3rem;
}

.gallery-section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: #dc2626;
  margin-bottom: 1rem;
}

.gallery-section-label::before,
.gallery-section-label::after {
  content: '';
  width: 2rem;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, #dc2626 50%, transparent 100%);
}

.gallery-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.1;
  color: #0f172a;
  margin-bottom: 1rem;
}

.gallery-description {
  max-width: 40rem;
  margin: 0 auto;
  color: #475569;
  font-size: 1.05rem;
  line-height: 1.8;
}

/* Thumbnail Grid Section */
.thumbnail-grid-section {
  margin-top: 3rem;
}

.thumbnail-grid-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2rem;
}

.thumbnail-grid-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: #0f172a;
}

.thumbnail-grid-count {
  font-size: 0.875rem;
  color: #64748b;
  background: #f1f5f9;
  padding: 0.5rem 1rem;
  border-radius: 9999px;
  font-weight: 600;
}

/* ===== ACCESSIBILITY ENHANCEMENTS ===== */

/* Screen Reader Only Content */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Focus Indicators - Enhanced for WCAG 2.1 AA compliance */
*:focus {
  outline: 2px solid #dc2626;
  outline-offset: 2px;
}

/* Focus-visible for better keyboard navigation */
*:focus:not(:focus-visible) {
  outline: none;
}

*:focus-visible {
  outline: 3px solid #dc2626;
  outline-offset: 2px;
  box-shadow: 0 0 0 5px rgba(220, 38, 38, 0.2);
}

/* Enhanced focus for video player */
#main-video-player:focus,
#main-video-player:focus-visible {
  outline: 4px solid #dc2626;
  outline-offset: 4px;
  box-shadow: 0 0 0 8px rgba(220, 38, 38, 0.3);
}

/* Thumbnail focus enhancements */
.thumbnail-item:focus,
.thumbnail-item:focus-visible {
  outline: 3px solid #dc2626;
  outline-offset: 3px;
  box-shadow: 
    0 0 0 6px rgba(220, 38, 38, 0.2),
    0 8px 20px rgba(15, 23, 42, 0.15);
  transform: translateY(-2px) scale(1.02);
  z-index: 10;
  position: relative;
}

/* Active/Selected thumbnail enhanced styling */
.thumbnail-item[aria-current="true"] {
  border: 3px solid #dc2626;
  background: linear-gradient(135deg, #ffffff 0%, #fef2f2 100%);
  box-shadow: 
    0 8px 20px rgba(220, 38, 38, 0.25),
    0 0 0 1px #dc2626;
  transform: translateY(-2px);
}

.thumbnail-item[aria-current="true"]::before {
  content: '';
  position: absolute;
  top: -3px;
  left: -3px;
  right: -3px;
  height: 4px;
  background: linear-gradient(90deg, #dc2626 0%, #ef4444 100%);
  z-index: 10;
  border-radius: 1rem 1rem 0 0;
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
  .thumbnail-item {
    border: 3px solid #000000;
  }
  
  .thumbnail-item:focus,
  .thumbnail-item:focus-visible {
    outline: 4px solid #000000;
    background: #ffffff;
  }
  
  .thumbnail-item[aria-current="true"] {
    border-color: #dc2626;
    background: rgba(220, 38, 38, 0.1);
  }
  
  .thumbnail-overlay {
    background: rgba(0, 0, 0, 0.9);
  }
  
  .video-loading-indicator {
    background: rgba(0, 0, 0, 0.95);
  }
  
  /* Ensure text has sufficient contrast */
  .thumbnail-title,
  .video-title {
    color: #000000;
    font-weight: 800;
  }
  
  .thumbnail-description,
  .video-description {
    color: #333333;
  }
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
  /* Disable all animations and transitions */
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  
  .thumbnail-item,
  .thumbnail-image,
  .thumbnail-play-icon,
  .thumbnail-duration,
  .video-loading-spinner,
  .thumbnail-loading-spinner {
    transition: none !important;
    animation: none !important;
  }
  
  .thumbnail-item:hover,
  .thumbnail-item:focus {
    transform: none !important;
  }
  
  .thumbnail-item:hover .thumbnail-image {
    transform: none !important;
  }
  
  /* Disable spinning animations */
  @keyframes video-spinner,
  @keyframes thumbnail-spin,
  @keyframes buffering-spin {
    to {
      transform: none;
    }
  }
}

/* Keyboard Navigation Indicators */
.keyboard-navigation *:focus {
  outline: 3px solid #dc2626;
  outline-offset: 2px;
}

.keyboard-navigation *:focus:not(:focus-visible) {
  outline: none;
}

/* Skip Links Enhancement */
.skip-to-content {
  position: absolute;
  left: -9999px;
  z-index: 999;
  padding: 1rem 1.5rem;
  background: #ffffff;
  color: #0f172a;
  text-decoration: none;
  border-radius: 0.5rem;
  font-weight: 700;
  font-size: 1rem;
  box-shadow: 0 8px 25px rgba(15, 23, 42, 0.25);
  border: 2px solid #dc2626;
}

.skip-to-content:focus {
  left: 1rem;
  top: 1rem;
}

/* ARIA Live Regions - Ensure they're properly hidden but accessible */
[aria-live] {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* Progress Bar Accessibility */
[role="progressbar"] {
  background: rgba(255, 255, 255, 0.2);
  border-radius: 9999px;
  overflow: hidden;
}

/* Video Controls Accessibility Enhancement */
video::-webkit-media-controls-panel {
  background: linear-gradient(180deg, transparent 0%, rgba(15, 23, 42, 0.9) 100%);
}

video::-webkit-media-controls-play-button:focus,
video::-webkit-media-controls-volume-slider:focus,
video::-webkit-media-controls-timeline:focus {
  outline: 2px solid #dc2626;
  outline-offset: 2px;
}

/* Touch Target Size - Ensure minimum 44px for accessibility */
.thumbnail-item {
  min-height: 44px;
  min-width: 44px;
}

.floating-whatsapp {
  min-height: 44px;
  min-width: 44px;
}

/* Color Contrast Enhancements */
.thumbnail-badge {
  background: rgba(15, 23, 42, 0.9);
  color: #ffffff;
  font-weight: 700;
}

.thumbnail-duration {
  background: rgba(255, 255, 255, 0.95);
  color: #0f172a;
  font-weight: 700;
}

/* Error State Accessibility */
.thumbnail-item.thumbnail-error {
  border: 2px solid #ef4444;
  background: rgba(239, 68, 68, 0.05);
}

.thumbnail-item.thumbnail-error:focus {
  outline-color: #ef4444;
  box-shadow: 0 0 0 5px rgba(239, 68, 68, 0.2);
}

.video-error-message {
  background: rgba(15, 23, 42, 0.95);
  color: #ffffff;
  border: 2px solid #ef4444;
}

/* Loading State Accessibility */
.thumbnail-item.thumbnail-loading {
  opacity: 0.8;
  cursor: wait;
}

.video-loading-indicator {
  background: rgba(15, 23, 42, 0.95);
  color: #ffffff;
}

/* Dark Mode Support for Accessibility */
@media (prefers-color-scheme: dark) {
  .thumbnail-item {
    background: #1e293b;
    border-color: #475569;
    color: #f8fafc;
  }
  
  .thumbnail-item:focus,
  .thumbnail-item:focus-visible {
    outline-color: #fca5a5;
    box-shadow: 0 0 0 5px rgba(252, 165, 165, 0.3);
  }
  
  .thumbnail-title {
    color: #f8fafc;
  }
  
  .thumbnail-description {
    color: #cbd5e1;
  }
  
  .video-title {
    color: #f8fafc;
  }
  
  .video-description {
    color: #cbd5e1;
  }
  
  .skip-to-content {
    background: #1e293b;
    color: #f8fafc;
    border-color: #fca5a5;
  }
}

/* Print Accessibility */
@media print {
  .sr-only {
    position: static;
    width: auto;
    height: auto;
    padding: 0;
    margin: 0;
    overflow: visible;
    clip: auto;
    white-space: normal;
  }
  
  .video-player-container::after {
    content: "Video content available at: " attr(data-video-url);
    display: block;
    margin-top: 1rem;
    font-style: italic;
  }
}

/* Focus Management for Modal/Overlay States */
.video-error-message:focus-within {
  outline: 3px solid #dc2626;
  outline-offset: 2px;
}

/* Ensure interactive elements have proper cursor */
.thumbnail-item,
.floating-whatsapp,
button,
[role="button"],
[tabindex="0"] {
  cursor: pointer;
}

.thumbnail-item.thumbnail-loading,
.thumbnail-item[aria-disabled="true"] {
  cursor: wait;
}

/* Windows High Contrast Mode Support */
@media (-ms-high-contrast: active) {
  .thumbnail-item {
    border: 2px solid WindowText;
  }
  
  .thumbnail-item:focus {
    outline: 3px solid Highlight;
  }
  
  .thumbnail-item[aria-current="true"] {
    background: Highlight;
    color: HighlightText;
  }
}

/* Forced Colors Mode Support (Windows) */
@media (forced-colors: active) {
  .thumbnail-item {
    border: 1px solid ButtonText;
    background: ButtonFace;
    color: ButtonText;
  }
  
  .thumbnail-item:focus {
    outline: 2px solid Highlight;
    background: Highlight;
    color: HighlightText;
  }
  
  .thumbnail-item[aria-current="true"] {
    background: SelectedItem;
    color: SelectedItemText;
    border-color: SelectedItemText;
  }
  
  .video-loading-indicator,
  .video-error-message {
    background: Canvas;
    color: CanvasText;
    border: 1px solid CanvasText;
  }
}

/* Print Styles */
@media print {
  .video-player-container,
  .thumbnail-grid-container {
    display: none;
  }
  
  .gallery-header {
    page-break-after: avoid;
  }
}

/* Dark Mode Support (if implemented) */
@media (prefers-color-scheme: dark) {
  .thumbnail-item {
    background: #1e293b;
    border-color: #334155;
  }
  
  .thumbnail-content {
    background: #1e293b;
  }
  
  .thumbnail-title {
    color: #f8fafc;
  }
  
  .thumbnail-description {
    color: #94a3b8;
  }
  
  .video-info-section {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    border-color: #334155;
  }
  
  .video-title {
    color: #f8fafc;
  }
  
  .video-description {
    color: #94a3b8;
  }
}

/* ===== GALLERY LAYOUT COMPONENT STYLES ===== */

/* Gallery Layout Management */
.gallery-layout-managed {
  position: relative;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Layout-specific container styles */
.layout-mobile {
  --gallery-columns: 1;
  --gallery-gap: 1rem;
}

.layout-tablet {
  --gallery-columns: 3;
  --gallery-gap: 1.25rem;
}

.layout-desktop {
  --gallery-columns: 4;
  --gallery-gap: 1.5rem;
}

.layout-large {
  --gallery-columns: 7;
  --gallery-gap: 1rem;
}

/* Layout transition animations */
@media (prefers-reduced-motion: no-preference) {
  .gallery-layout-managed {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  }
  
  .gallery-layout-managed .thumbnail-grid-container {
    transition: grid-template-columns 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                gap 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  }
  
  .video-player-container video {
    transition: min-height 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  }
}

/* Header scroll behavior */
.header-scrolled {
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(20px);
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.08);
}

/* Keyboard navigation indicators */
.keyboard-navigation *:focus {
  outline: 2px solid #dc2626;
  outline-offset: 2px;
}

.keyboard-navigation *:focus:not(:focus-visible) {
  outline: none;
}

/* Skip to content link */
.skip-to-content {
  position: absolute;
  left: -9999px;
  z-index: 999;
  padding: 0.75rem 1rem;
  background: #ffffff;
  color: #0f172a;
  text-decoration: none;
  border-radius: 0.375rem;
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.15);
}

.skip-to-content:focus {
  left: 1rem;
  top: 1rem;
}

/* Responsive video player adjustments */
.layout-mobile .video-player-container video {
  min-height: 250px;
}

.layout-tablet .video-player-container video {
  min-height: 360px;
}

.layout-desktop .video-player-container video {
  min-height: 420px;
}

.layout-large .video-player-container video {
  min-height: 480px;
}

/* Focus management enhancements */
.gallery-content:focus {
  outline: none;
}

.gallery-content:focus-visible {
  outline: 2px solid #dc2626;
  outline-offset: 4px;
}

/* Orientation-specific adjustments */
@media (orientation: landscape) and (max-height: 500px) {
  .layout-mobile .video-player-container video,
  .layout-tablet .video-player-container video {
    min-height: 200px;
  }
  
  .gallery-header {
    margin-bottom: 2rem;
  }
  
  .thumbnail-grid-section {
    margin-top: 2rem;
  }
}

/* High contrast mode enhancements */
@media (prefers-contrast: high) {
  .header-scrolled {
    background: #ffffff;
    border-bottom: 2px solid #000000;
  }
  
  .skip-to-content {
    background: #ffffff;
    color: #000000;
    border: 2px solid #000000;
  }
  
  .keyboard-navigation *:focus {
    outline: 3px solid #000000;
    outline-offset: 2px;
  }
}

/* Print styles for layout */
@media print {
  .gallery-layout-managed {
    display: block;
  }
  
  .skip-to-content {
    display: none;
  }
  
  .header-scrolled {
    background: transparent;
    box-shadow: none;
  }
}

/* Container query support (future enhancement) */
@supports (container-type: inline-size) {
  .gallery-content {
    container-type: inline-size;
  }
  
  @container (max-width: 640px) {
    .thumbnail-grid-container {
      grid-template-columns: 1fr;
    }
  }
  
  @container (min-width: 641px) and (max-width: 1024px) {
    .thumbnail-grid-container {
      grid-template-columns: repeat(3, 1fr);
    }
  }
  
  @container (min-width: 1025px) and (max-width: 1280px) {
    .thumbnail-grid-container {
      grid-template-columns: repeat(4, 1fr);
    }
  }
  
  @container (min-width: 1281px) {
    .thumbnail-grid-container {
      grid-template-columns: repeat(5, 1fr);
    }
  }
  
  @container (min-width: 1537px) {
    .thumbnail-grid-container {
      grid-template-columns: repeat(6, 1fr);
    }
  }
}

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

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

/* Focus trap styling */
.focus-trap-active {
  position: relative;
}

.focus-trap-active::before {
  content: '';
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.1);
  z-index: 40;
  pointer-events: none;
}

/* Layout debugging (development only) */
.debug-layout .gallery-layout-managed {
  outline: 2px dashed #dc2626;
}

.debug-layout .thumbnail-grid-container {
  outline: 2px dashed #059669;
}

.debug-layout .video-player-container {
  outline: 2px dashed #7c3aed;
}

/* Responsive spacing adjustments */
.layout-mobile .gallery-content {
  padding: 1rem;
}

.layout-tablet .gallery-content {
  padding: 1.5rem;
}

.layout-desktop .gallery-content,
.layout-large .gallery-content {
  padding: 2rem;
}

/* Video player responsive enhancements */
.video-player-container {
  position: relative;
  width: 100%;
  max-width: 100%;
}

/* Ensure video maintains aspect ratio across layouts */
.layout-mobile .video-player-container {
  aspect-ratio: 16 / 9;
}

.layout-tablet .video-player-container {
  aspect-ratio: 16 / 9;
}

.layout-desktop .video-player-container,
.layout-large .video-player-container {
  aspect-ratio: 16 / 9;
}

/* Thumbnail grid responsive spacing */
.layout-mobile .thumbnail-grid-section {
  margin-top: 2rem;
}

.layout-tablet .thumbnail-grid-section {
  margin-top: 2.5rem;
}

.layout-desktop .thumbnail-grid-section,
.layout-large .thumbnail-grid-section {
  margin-top: 3rem;
}

/* Enhanced accessibility for layout changes */
.layout-change-announcement {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Performance optimizations */
.gallery-layout-managed * {
  will-change: auto;
}

.gallery-layout-managed.layout-transitioning * {
  will-change: transform, opacity;
}

/* Reduced motion preferences */
@media (prefers-reduced-motion: reduce) {
  .gallery-layout-managed,
  .thumbnail-grid-container,
  .video-player-container video {
    transition: none;
  }
  
  .header-scrolled {
    transition: none;
  }
}