@keyframes float {

  0%,
  100% {
    transform: translateY(0px);
  }

  50% {
    transform: translateY(-10px);
  }
}

@keyframes glow {
  0%, 100% {
    box-shadow: 0 0 20px rgba(255, 122, 0, 0.3);
  }
  50% {
    box-shadow: 0 0 40px rgba(255, 122, 0, 0.5);
  }
}

@keyframes shimmer-slide {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(100%);
  }
}

@keyframes shimmer-slide {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(100%);
  }
}

.animate-shimmer-slide {
  animation: shimmer-slide 2s ease-in-out infinite;
}

@keyframes pulse-ring {
  0% {
    transform: scale(0.95);
    opacity: 1;
  }

  50% {
    transform: scale(1.1);
    opacity: 0.7;
  }

  100% {
    transform: scale(1.3);
    opacity: 0;
  }
}

@keyframes bounce-in {
  0% {
    transform: scale(0) rotate(-180deg);
    opacity: 0;
  }

  50% {
    transform: scale(1.1) rotate(10deg);
  }

  100% {
    transform: scale(1) rotate(0deg);
    opacity: 1;
  }
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes textReveal {
  from {
    opacity: 0;
    transform: translateY(30px);
    filter: blur(10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
  }
}

@keyframes singlePulse {
  0% {
    transform: scale(1);
    opacity: 1;
  }

  50% {
    transform: scale(1.3);
    opacity: 0.8;
  }

  100% {
    transform: scale(1);
    opacity: 1;
  }
}

@keyframes gradientShift {
  0% {
    background-position: 0% 50%;
  }

  50% {
    background-position: 100% 50%;
  }

  100% {
    background-position: 0% 50%;
  }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }

  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes shimmer {
  0% {
    background-position: -1000px 0;
  }

  100% {
    background-position: 1000px 0;
  }
}

.animate-float {
  animation: float 3s ease-in-out infinite;
}

.animate-slide-in {
  animation: slideIn 0.6s ease-out forwards;
}

.animate-slide-up {
  animation: slideUp 0.6s ease-out forwards;
}

.animate-scale-in {
  animation: scaleIn 0.5s ease-out forwards;
}

.shimmer {
  background: linear-gradient(90deg, transparent, rgba(255, 122, 0, 0.1), transparent);
  background-size: 1000px 100%;
  animation: shimmer 2s infinite;
}

/* Enhanced Glassmorphism Utilities */
.glass-effect {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.15);
}

.glass-card {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.3);
  box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.1),
              inset 0 1px 0 0 rgba(255, 255, 255, 0.5);
}

.glass-dark {
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(0px) saturate(120%);
  -webkit-backdrop-filter: blur(0px) saturate(120%);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
}

.glass-light {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(12px) saturate(180%);
  -webkit-backdrop-filter: blur(12px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.4);
  box-shadow: 0 4px 16px 0 rgba(31, 38, 135, 0.08);
}

.glass-orange {
  background: rgba(255, 122, 0, 0.15);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border: 1px solid rgba(255, 122, 0, 0.3);
  box-shadow: 0 8px 32px 0 rgba(255, 122, 0, 0.2);
}

.glass-glow {
  animation: glow 3s ease-in-out infinite;
}

.hover-lift {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.hover-lift:hover {
  transform: translateY(-4px) scale(1.01);
  box-shadow: 0 12px 40px 0 rgba(31, 38, 135, 0.2);
}

.parallax {
  transform: translateZ(0);
  will-change: transform;
}

.gradient-text {
  background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline-block;
  line-height: 1.2;
  padding-bottom: 0.1em;
}

.nav-indicator {
  position: relative;
}

.nav-indicator::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: #FF7A00;
  transition: width 0.3s ease;
}

.nav-indicator:hover::after {
  width: 100%;
}

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  background: linear-gradient(90deg, #FF7A00, #ff9500);
  z-index: 100;
  transform-origin: left;
  transition: transform 0.1s ease;
}

.hide-scrollbar {
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.hide-scrollbar::-webkit-scrollbar {
  display: none;
}

/* Mobile Gallery Optimizations */
@media (max-width: 768px) {
  #gallery-modal {
    overscroll-behavior: contain;
  }
  
  #thumbnail-container-mobile {
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x mandatory;
  }
  
  #thumbnail-container-mobile > div {
    scroll-snap-align: center;
  }
  
  /* Smooth touch interactions */
  #gallery-main-img-mobile {
    touch-action: manipulation;
    user-select: none;
    -webkit-user-select: none;
  }
  
  /* Better tap targets for mobile */
  #gallery-modal button {
    min-height: 44px;
    min-width: 44px;
  }
}

/* Thumbnail scroll fade effect */
#thumbnail-container-mobile::before,
#thumbnail-container-mobile::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 40px;
  pointer-events: none;
  z-index: 10;
}

#thumbnail-container-mobile::before {
  left: 0;
  background: linear-gradient(to right, rgba(0, 0, 0, 0.5), transparent);
}

#thumbnail-container-mobile::after {
  right: 0;
  background: linear-gradient(to left, rgba(0, 0, 0, 0.5), transparent);
}

#logo-track {
  scroll-behavior: auto !important;
}

/* WhatsApp Button Enhancements */
.whatsapp-button {
  animation: bounce-in 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55) 0.5s backwards;
}

.whatsapp-button::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  background: #25D366;
  opacity: 0;
  animation: pulse-ring 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

.whatsapp-button:hover::before {
  animation: pulse-ring 1s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

.whatsapp-tooltip {
  position: absolute;
  right: 100%;
  top: 50%;
  transform: translateY(-50%) translateX(-12px) scale(0.8);
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
  white-space: nowrap;
}

.whatsapp-button:hover .whatsapp-tooltip {
  transform: translateY(-50%) translateX(-12px) scale(1);
  opacity: 1;
}

.whatsapp-icon {
  transition: transform 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.whatsapp-button:hover .whatsapp-icon {
  transform: rotate(15deg) scale(1.1);
}

.whatsapp-button:active {
  transform: scale(0.95);
}

@media (max-width: 640px) {
  .whatsapp-button {
    bottom: 1.5rem;
    right: 1.5rem;
  }
  
  .whatsapp-tooltip {
    display: none;
  }
}

/* Hero Text Micro-interactions */
.hero-text-line {
  animation: textReveal 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards;
}

.hero-text-line:nth-child(1) {
  animation-delay: 0.2s;
}

.hero-text-line:nth-child(2) {
  animation-delay: 0.4s;
}

.hero-gradient-text {
  background-size: 200% 200%;
  animation: gradientShift 3s ease infinite;
}

.status-dot-pulse {
  animation: singlePulse 1.5s ease-out 0.5s;
}

.animate-fade-in-up {
  animation: fadeInUp 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards;
}

/* Category Color Differentiation */
.category-card[data-category="properties"] .category-tint {
  background: linear-gradient(to top, rgba(59, 130, 246, 0.15), transparent);
}

.category-card[data-category="properties"]:hover .category-icon-bg {
  border-color: rgba(59, 130, 246, 0.4);
  background: rgba(59, 130, 246, 0.15);
}

.category-card[data-category="real-estate"] .category-tint {
  background: linear-gradient(to top, rgba(16, 185, 129, 0.15), transparent);
}

.category-card[data-category="real-estate"]:hover .category-icon-bg {
  border-color: rgba(16, 185, 129, 0.4);
  background: rgba(16, 185, 129, 0.15);
}

.category-card[data-category="big-themes"] .category-tint {
  background: linear-gradient(to top, rgba(139, 92, 246, 0.15), transparent);
}

.category-card[data-category="big-themes"]:hover .category-icon-bg {
  border-color: rgba(139, 92, 246, 0.4);
  background: rgba(139, 92, 246, 0.15);
}

.category-card[data-category="structures"] .category-tint {
  background: linear-gradient(to top, rgba(245, 158, 11, 0.15), transparent);
}

.category-card[data-category="structures"]:hover .category-icon-bg {
  border-color: rgba(245, 158, 11, 0.4);
  background: rgba(245, 158, 11, 0.15);
}

.category-card[data-category="buildings"] .category-tint {
  background: linear-gradient(to top, rgba(239, 68, 68, 0.15), transparent);
}

.category-card[data-category="buildings"]:hover .category-icon-bg {
  border-color: rgba(239, 68, 68, 0.4);
  background: rgba(239, 68, 68, 0.15);
}

.category-card[data-category="commercial"] .category-tint {
  background: linear-gradient(to top, rgba(255, 122, 0, 0.15), transparent);
}

.category-card[data-category="commercial"]:hover .category-icon-bg {
  border-color: rgba(255, 122, 0, 0.4);
  background: rgba(255, 122, 0, 0.15);
}

/* Project Card Enhancements - Optimized for Performance */
.project-card {
  position: relative;
  overflow: hidden;
  will-change: transform;
}

.project-card img {
  filter: brightness(0.9);
  transition: filter 0.3s ease-out, transform 0.3s ease-out;
  transform: translateZ(0);
  backface-visibility: hidden;
  will-change: transform, filter;
}

.project-card:hover img {
  filter: brightness(1);
  transform: scale3d(1.05, 1.05, 1) translateZ(0);
}

.project-card .project-content {
  transform: translate3d(0, 10px, 0);
  opacity: 0.95;
  transition: transform 0.3s ease-out, opacity 0.3s ease-out;
  will-change: transform, opacity;
}

.project-card:hover .project-content {
  transform: translate3d(0, 0, 0);
  opacity: 1;
}

.project-card .project-title {
  transform: translate3d(0, 0, 0);
  transition: transform 0.3s ease-out;
}

.project-card:hover .project-title {
  transform: translate3d(2px, 0, 0);
}

.project-card .project-description {
  opacity: 0.85;
  transition: opacity 0.3s ease-out;
}

.project-card:hover .project-description {
  opacity: 1;
}

.project-card .project-meta {
  opacity: 0.8;
  transition: opacity 0.3s ease-out;
}

.project-card:hover .project-meta {
  opacity: 1;
}

.project-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.375rem 0.75rem;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 500;
  color: white;
  transition: all 0.2s ease-out;
  transform: translateZ(0);
}

.project-tag:hover {
  background: rgba(255, 122, 0, 0.2);
  border-color: rgba(255, 122, 0, 0.4);
  transform: translate3d(0, -2px, 0);
}

.project-cta {
  transition: transform 0.2s ease-out, box-shadow 0.2s ease-out;
  transform: translateZ(0);
}

.project-card:hover .project-cta {
  transform: translate3d(4px, 0, 0);
  box-shadow: 0 8px 16px rgba(212, 160, 23, 0.3);
}

/* Category Card Enhancements - Optimized for Performance */
.category-card {
  position: relative;
  will-change: transform;
}

.category-card img {
  transition: transform 0.3s ease-out;
  transform: translateZ(0);
  backface-visibility: hidden;
  will-change: transform;
}

.category-card:hover img {
  transform: scale3d(1.1, 1.1, 1) translateZ(0);
}

.category-card .category-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.95), rgba(0, 0, 0, 0.7));
  opacity: 0;
  transform: translate3d(0, 10px, 0);
  transition: opacity 0.3s ease-out, transform 0.3s ease-out;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  z-index: 10;
  will-change: transform, opacity;
}

.category-card:hover .category-overlay {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

.category-card .category-overlay-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: white;
  margin-bottom: 1rem;
  transform: translate3d(0, 0, 0);
  opacity: 0.9;
  transition: opacity 0.3s ease-out;
}

.category-card:hover .category-overlay-title {
  opacity: 1;
}

.category-card .category-overlay-description {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.9);
  text-align: center;
  line-height: 1.6;
  opacity: 0.85;
  transition: opacity 0.3s ease-out;
}

.category-card:hover .category-overlay-description {
  opacity: 1;
}

.category-card .category-overlay-cta {
  margin-top: 1.5rem;
  padding: 0.625rem 1.5rem;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 9999px;
  color: white;
  font-size: 0.875rem;
  font-weight: 600;
  opacity: 0.9;
  transition: all 0.2s ease-out;
  transform: translateZ(0);
}

.category-card:hover .category-overlay-cta {
  opacity: 1;
}

.category-card .category-overlay-cta:hover {
  background: rgba(255, 122, 0, 0.3);
  border-color: rgba(255, 122, 0, 0.6);
  transform: translate3d(0, -2px, 0);
}

/* Category Color Tints */
.category-card[data-category="properties"] .category-tint {
  background: linear-gradient(to top, rgba(59, 130, 246, 0.15), transparent);
}

.category-card[data-category="properties"]:hover .category-icon-bg {
  background: rgba(59, 130, 246, 0.2);
  border-color: rgba(59, 130, 246, 0.4);
}

.category-card[data-category="real-estate"] .category-tint {
  background: linear-gradient(to top, rgba(16, 185, 129, 0.15), transparent);
}

.category-card[data-category="real-estate"]:hover .category-icon-bg {
  background: rgba(16, 185, 129, 0.2);
  border-color: rgba(16, 185, 129, 0.4);
}

.category-card[data-category="big-themes"] .category-tint {
  background: linear-gradient(to top, rgba(139, 92, 246, 0.15), transparent);
}

.category-card[data-category="big-themes"]:hover .category-icon-bg {
  background: rgba(139, 92, 246, 0.2);
  border-color: rgba(139, 92, 246, 0.4);
}

.category-card[data-category="structures"] .category-tint {
  background: linear-gradient(to top, rgba(245, 158, 11, 0.15), transparent);
}

.category-card[data-category="structures"]:hover .category-icon-bg {
  background: rgba(245, 158, 11, 0.2);
  border-color: rgba(245, 158, 11, 0.4);
}

.category-card[data-category="buildings"] .category-tint {
  background: linear-gradient(to top, rgba(239, 68, 68, 0.15), transparent);
}

.category-card[data-category="buildings"]:hover .category-icon-bg {
  background: rgba(239, 68, 68, 0.2);
  border-color: rgba(239, 68, 68, 0.4);
}

.category-card[data-category="commercial"] .category-tint {
  background: linear-gradient(to top, rgba(255, 122, 0, 0.15), transparent);
}

.category-card[data-category="commercial"]:hover .category-icon-bg {
  background: rgba(255, 122, 0, 0.2);
  border-color: rgba(255, 122, 0, 0.4);
}

/* Enhanced depth effect on hover */
.category-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

/* Mobile-specific category adjustments */
@media (max-width: 640px) {
  .category-card {
    min-height: 280px;
  }
  
  .category-overlay {
    padding: 1.5rem;
  }
  
  .category-overlay-title {
    font-size: 1.25rem;
  }
  
  .category-overlay-description {
    font-size: 0.8125rem;
    line-height: 1.5;
  }
  
  .category-overlay-cta {
    margin-top: 1rem;
    padding: 0.5rem 1.25rem;
    font-size: 0.8125rem;
  }
}

/* Ensure proper spacing on small screens */
@media (max-width: 640px) {
  #categories {
    padding-top: 3rem;
    padding-bottom: 3rem;
  }
}

/* Hero Slideshow */
.hero-slideshow {
  position: relative;
  width: 100%;
  height: 100%;
}

.hero-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 1.5s ease-in-out;
  will-change: opacity;
}

.hero-slide.active {
  opacity: 1;
  z-index: 1;
}

/* Smooth fade animation */
@keyframes heroFade {
  0% {
    opacity: 0;
  }
  10% {
    opacity: 1;
  }
  90% {
    opacity: 1;
  }
  100% {
    opacity: 0;
  }
}