body {
  background-color: #FFFFFF;
  color: #1D1D1F;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  padding-bottom: 80px;
}

@media (min-width: 768px) {
  body {
    padding-bottom: 0;
  }
}

html {
  scroll-behavior: smooth;
}

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

/* Animation Classes */
.fade-in-section {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 1s ease-out, transform 1s ease-out;
  will-change: opacity, visibility;
}
.fade-in-section.is-visible {
  opacity: 1;
  transform: none;
}

/* Accordion Transitions */
details > summary { list-style: none; }
details > summary::-webkit-details-marker { display: none; }
details[open] summary ~ * { animation: sweep .3s ease-in-out; }
@keyframes sweep {
  0%   {opacity: 0; transform: translateY(-10px)}
  100% {opacity: 1; transform: translateY(0)}
}

/* Timeline Active State */
.timeline-step .timeline-number {
  transition: color 0.5s ease, transform 0.5s ease;
}
.timeline-step.active .timeline-number {
  color: #C84938;
  transform: scale(1.05);
}
.timeline-step.active h4 { color: #1D1D1F; }

/* Service Card Hover */
.service-card:hover .service-arrow {
  opacity: 1;
  transform: translateX(0);
}

/* Spotlight Effect CSS */
.spotlight-card { position: relative; overflow: hidden; }
.spotlight-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(600px circle at var(--mouse-x) var(--mouse-y), rgba(255, 255, 255, 0.1), transparent 40%);
  opacity: 0;
  transition: opacity 0.5s;
  pointer-events: none;
  z-index: 1;
}
.spotlight-card:hover::before { opacity: 1; }

/* Timeline Image Transitions */
.timeline-img { transition: opacity 0.7s ease-in-out, transform 0.7s ease-in-out; }
.timeline-img.active { opacity: 1; transform: scale(1); }
.timeline-img.inactive { opacity: 0; transform: scale(1.05); }

/* Interactive Map Node */
.map-node { transition: all 0.3s ease-out; }
.map-node:hover {
  border-color: #C84938;
  transform: translate(-50%, -50%) scale(1.15) !important;
  z-index: 30;
}
.map-container:hover .map-node:not(:hover) {
  opacity: 0.6;
  filter: grayscale(0.5);
}

/* Progress Line Styles */
#timeline-progress-bar {
  transition: height 0.3s ease-out;
}