/* ホーム画面追加バナー。サイトのオレンジ・クリーム系に合わせる */
#itoInstallBanner {
  display: none; position: fixed; left: 8px; right: 8px; bottom: 10px;
  max-width: 520px; margin: 0 auto; z-index: 300;
  align-items: center; gap: 10px;
  background: #fff; border: 2px solid var(--orange, #ff8a3d);
  border-radius: 14px; padding: 10px 12px;
  box-shadow: 0 4px 14px rgba(0,0,0,.16);
  font-family: inherit;
}
#itoInstallBanner .iib-ico { font-size: 21px; line-height: 1; }
#itoInstallBanner .iib-txt { flex: 1; min-width: 0; }
#itoInstallBanner .iib-txt b { display: block; font-size: 14px; font-weight: 800; color: #5c3d1e; line-height: 1.3; }
#itoInstallBanner .iib-txt small { display: block; font-size: 11px; color: #8a7863; line-height: 1.4; }
#itoInstallBanner #itoInstallBtn {
  background: var(--orange, #ff8a3d); color: #fff; border: none; border-radius: 10px;
  padding: 8px 14px; font-family: inherit; font-size: 13px; font-weight: 700;
  cursor: pointer; white-space: nowrap; box-shadow: 0 2px 0 #cd580b;
}
#itoInstallBanner #itoInstallClose {
  background: none; border: none; color: #b5a894; font-size: 20px;
  cursor: pointer; padding: 0 4px; line-height: 1;
}