#pagetop.pagetop {
  position: fixed;
  right: clamp(16px, 2vw, 28px);
  bottom: clamp(16px, 8vh, 72px);
  z-index: 1200;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity 0.28s ease, transform 0.28s ease, visibility 0.28s linear;
}

#pagetop.pagetop.is-visible,
body.is_active #pagetop.pagetop {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}

#pagetop.pagetop a {
  display: block;
  position: relative;
  color: #ffc72f;
  font-family: "Roboto", "Noto Sans JP", sans-serif;
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-decoration: none;
  transform: rotate(90deg);
  -webkit-tap-highlight-color: transparent;
}

#pagetop.pagetop a::before {
  content: "";
  width: 65px;
  height: 1px;
  background-color: #ffc72f;
  position: absolute;
  left: -10px;
  top: 50%;
  transform: translate(-100%, -50%);
}

#pagetop.pagetop a::after {
  content: "";
  width: 6px;
  height: 1px;
  background-color: #ffc72f;
  position: absolute;
  left: -75px;
  top: 4px;
  transform: rotate(-45deg) translateY(1px);
}

#pagetop.pagetop a:focus-visible {
  outline: 2px solid #ffc72f;
  outline-offset: 6px;
}

@media (max-width: 768px) {
  #pagetop.pagetop {
    right: 12px;
    bottom: 20px;
  }

  #pagetop.pagetop a {
    font-size: 11px;
  }

  #pagetop.pagetop a::before {
    width: 54px;
  }

  #pagetop.pagetop a::after {
    left: -64px;
    top: 3px;
  }
}

@media (prefers-reduced-motion: reduce) {
  #pagetop.pagetop {
    transition: none;
  }
}