*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Noto Sans JP", sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

.hero {
  position: relative;
  width: 100%;
  height: 70svh;
  min-height: 480px;
  overflow: hidden;
  background: #f19100;
}

.hero-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  display: block;
}

.hero-inner {
  position: relative;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  padding: 0 8%;
  gap: 6%;
}
@media screen and (max-width: 768px) {
  .hero-inner {
    flex-direction: column;
    padding: 0 24px;
    gap: 28px;
  }
}

.hero-catchcopy {
  color: #fff;
  font-size: 3.2rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.3;
  white-space: nowrap;
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.9s ease 0.2s, transform 0.9s ease 0.2s;
}
.hero-catchcopy.is-visible {
  opacity: 1;
  transform: translateY(0);
}
@media screen and (min-width: 769px) {
  .hero-catchcopy {
    transform: translate(-50px, 16px);
  }
  .hero-catchcopy.is-visible {
    transform: translate(-50px, 0);
  }
}
@media screen and (max-width: 768px) {
  .hero-catchcopy {
    font-size: 2.2rem;
    order: 2;
  }
}

.hero-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: scale(0.92);
  transition: opacity 1s ease 0.1s, transform 1s ease 0.1s;
}
.hero-logo.is-visible {
  opacity: 1;
  transform: scale(1);
}
.hero-logo__img {
  width: 340px;
  height: auto;
}
@media screen and (max-width: 768px) {
  .hero-logo__img {
    width: 220px;
  }
}
@media screen and (max-width: 768px) {
  .hero-logo {
    order: 1;
  }
}

.hero-scroll {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  opacity: 0;
  transition: opacity 1s ease 0.8s;
}
.hero-scroll.is-visible {
  opacity: 1;
}
.hero-scroll__line {
  display: block;
  width: 1px;
  height: 48px;
  background: #fff;
  transform-origin: top center;
  -webkit-animation: scrollLine 1.8s ease-in-out infinite;
          animation: scrollLine 1.8s ease-in-out infinite;
}
@media screen and (max-width: 768px) {
  .hero-scroll__line {
    height: 32px;
  }
}
.hero-scroll__text {
  font-size: 1.1rem;
  letter-spacing: 0.18em;
  color: #fff;
  font-weight: 400;
}

@-webkit-keyframes scrollLine {
  0% {
    transform: scaleY(0);
    opacity: 1;
  }
  60% {
    transform: scaleY(1);
    opacity: 1;
  }
  100% {
    transform: scaleY(1);
    opacity: 0;
  }
}

@keyframes scrollLine {
  0% {
    transform: scaleY(0);
    opacity: 1;
  }
  60% {
    transform: scaleY(1);
    opacity: 1;
  }
  100% {
    transform: scaleY(1);
    opacity: 0;
  }
}