* { box-sizing: border-box; }
html { min-height: 100%; }
body { min-height: 100svh; }
img { max-width: 100%; }
.title { font-size: clamp(38px, 6vw, 75px); overflow-wrap: break-word; }
.part .unavailable { display: block; padding: 10px 20px; background: rgba(0,0,0,.5); color: white; border-radius: 5px; cursor: default; }
.unavailable small { display: block; font-size: 12px; margin-top: 5px; }
.ja-text1, .ja-text2 { display: none; }
.language-japanese .en-text1, .language-japanese .en-text2 { display: none; }
.language-japanese .ja-text1, .language-japanese .ja-text2 { display: block; position: static; opacity: 1; margin: 40px auto; max-width: 600px; }
#toggleButton::before, #toggleButton:hover::before { content: none; }
.circle-button { z-index: 1; border: 0; background: none; padding: 0; cursor: pointer; }
.home-button, .arrow-right, .arrow-left { z-index: 4; }
@media (max-width: 800px) {
  body.fadeIn { margin-top: 120px; }
  .title-shadow { position: static; margin: -35px auto 20px; font-size: clamp(48px, 15vw, 90px); }
  .container { width: calc(100% - 32px); margin: 0 auto; gap: 14px; }
  .button-container { flex: 1 1 calc(50% - 14px); margin: 0; min-width: 0; }
  .part { margin: 0; }
  .part a, .part .unavailable { padding: 12px 10px; }
  .author, .author-shadow { font-size: 15px; }
  p, .p1, .p2, .p3, .p4, .p5 { width: calc(100% - 32px); max-width: 600px; margin-left: auto; margin-right: auto; padding: 18px; overflow-wrap: break-word; }
  .leave img { width: min(600px, 90vw); }
  .language-japanese .ja-text1, .language-japanese .ja-text2 { width: calc(100% - 32px); }
  .passage-page { padding-top: 90px; padding-bottom: 50px; }
  .circle-button, .circle-button:hover { position: relative; top: auto; left: auto; transform: none; display: inline-block; margin: 10px; }
  .passage-page p { margin: 35px auto; }
  .circle-button img { width: 90px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .fadeIn, .content { opacity: 1; }
  .falling-text { display: none; }
}