/* 各ゲームの描画・配色とは独立した、サイト共通の入口。 */
:root {
  --lake-site-header-height: calc(64px + env(safe-area-inset-top, 0px));
}
body.lake-site-page {
  padding-top: var(--lake-site-header-height);
}
.lake-site-header {
  position: fixed;
  z-index: 1000;
  inset: 0 0 auto;
  box-sizing: border-box;
  height: var(--lake-site-header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: env(safe-area-inset-top, 0px) max(32px, env(safe-area-inset-right, 0px)) 0
    max(32px, env(safe-area-inset-left, 0px));
  border-bottom: 1px solid #b7cfa340;
  background: #173e38;
  color: #eaf0df;
}
.lake-site-header a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: inherit;
  text-decoration: none;
  touch-action: manipulation;
}
.lake-site-header .lake-site-brand {
  flex-shrink: 0;
  font-family: 'Yu Mincho', 'Hiragino Mincho ProN', serif;
  font-size: 24px;
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: 0.12em;
}
.lake-site-header nav {
  display: flex;
  margin: 0;
  padding: 0;
}
.lake-site-header a:hover {
  color: #f5d694;
}
.lake-site-header a:focus-visible {
  outline: 3px solid #f5d694;
  outline-offset: 3px;
}
/* HUDとCanvasの原点を同じ位置に揃え、上端の操作をヘッダーの下に収める。 */
.lake-site-immersive #app,
.lake-site-immersive > #lake {
  top: var(--lake-site-header-height);
  height: calc(100% - var(--lake-site-header-height));
}
/* 図鑑をゲーム内パネルで開いた場合は、親ページの共通ヘッダーを使う。 */
.fish-embedded .lake-site-header {
  display: none;
}
.fish-embedded body.lake-site-page {
  padding-top: 0;
}
@media (max-width: 650px) {
  .lake-site-header {
    padding-right: max(18px, env(safe-area-inset-right, 0px));
    padding-left: max(18px, env(safe-area-inset-left, 0px));
  }
}

/* 横持ちでは画面の高さをゲームへ。サイトへの戻り先は停止画面にも残す。 */
@media (any-pointer: coarse) and (orientation: landscape) and (max-height: 500px) {
  :root {
    --lake-site-header-height: calc(48px + env(safe-area-inset-top, 0px));
  }
  .lake-site-header .lake-site-brand {
    font-size: 20px;
  }
  .lake-site-immersive.immersive-playing .lake-site-header {
    display: none;
  }
  .lake-site-immersive.immersive-playing #app,
  .lake-site-immersive.immersive-playing > #lake {
    top: 0;
    height: 100%;
  }
}