body {
  font-family: "Noto Sans JP", sans-serif;
}
h1,
h2,
h3,
.serif {
  font-family: "Noto Serif JP", serif;
}
.hero-gradient {
  background: linear-gradient(
    135deg,
    rgba(15, 76, 129, 0.8) 0%,
    rgba(14, 165, 233, 0.6) 50%,
    rgba(244, 162, 97, 0.3) 100%
  );
}
.text-shadow {
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}
.text-shadow-lg {
  text-shadow: 0 4px 8px rgba(0, 0, 0, 0.5);
}
.glass {
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.5);
}
.dark .glass {
  background: rgba(31, 41, 55, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.1);
}
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 1.2s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered Delays */
.delay-100 { transition-delay: 0.1s; }
.delay-200 { transition-delay: 0.2s; }
.delay-300 { transition-delay: 0.3s; }
.delay-400 { transition-delay: 0.4s; }
.delay-500 { transition-delay: 0.5s; }

/* Hover Lift Effect */
.hover-lift {
  transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}
.hover-lift:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px -5px rgba(0, 0, 0, 0.15);
}

/* Parallax Background */
.parallax-bg {
  will-change: transform;
  transform: scale(1.1); /* Start slightly zoomed in */
}
/* Marker Animation */
.marker-highlight {
  background: linear-gradient(transparent 60%, #f4a261 60%);
  background-size: 0% 100%;
  background-repeat: no-repeat;
  transition: background-size 1.5s ease-in-out;
  padding-bottom: 2px;
}
.marker-highlight.active {
  background-size: 100% 100%;
}
/* Subtle Background Pattern */
.bg-pattern {
  background-color: #f0f9ff;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%230ea5e9' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.dark .bg-pattern {
  background-color: #0f172a;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.wave-divider {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  overflow: hidden;
  line-height: 0;
  transform: rotate(180deg);
}
.wave-divider svg {
  position: relative;
  display: block;
  width: calc(100% + 1.3px);
  height: 150px;
}
.wave-divider .shape-fill {
  fill: #f0f9ff;
}
.dark .wave-divider .shape-fill {
  fill: #1e293b;
}