body {
  -webkit-font-smoothing: antialiased;
}

.glass-nav {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0, 128, 55, 0.05);
}

/* Smooth, organic section transitions */
.section-transition-bottom {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  overflow: hidden;
  line-height: 0;
  transform: translateY(99%);
  z-index: 10;
}

.section-transition-top {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  overflow: hidden;
  line-height: 0;
  transform: translateY(-99%) rotate(180deg);
  z-index: 10;
}

.section-transition-bottom svg,
.section-transition-top svg {
  display: block;
  width: calc(100% + 1.3px);
  height: 60px;
}

.fade-in-up {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.img-placeholder {
  background-color: #e2e8f0;
  background-image: linear-gradient(45deg, #f1f5f9 25%, transparent 25%, transparent 75%, #f1f5f9 75%, #f1f5f9),
    linear-gradient(45deg, #f1f5f9 25%, transparent 25%, transparent 75%, #f1f5f9 75%, #f1f5f9);
  background-size: 20px 20px;
  background-position: 0 0, 10px 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #94a3b8;
  font-weight: 500;
}