.language-control{display:inline-flex;align-items:center;position:relative}.language-selector{width:auto;min-width:48px;border:0;background:transparent;color:#315d46;font:inherit;font-size:12px;font-weight:600;padding:4px 2px;cursor:pointer}.language-status:not(:empty){position:absolute;top:100%;right:0;min-width:180px;background:#fff;padding:8px;border:1px solid #c7d5c7;border-radius:8px;font-size:12px;z-index:10}
.language-flag{display:inline-flex;width:18px;height:12px;margin-right:2px;overflow:hidden;border-radius:2px}.language-flag svg{width:18px;height:12px}
/* Native select keeps keyboard support; the closed control shows its short code. */
.language-control .language-selector{width:34px;min-width:34px;color:transparent;padding-left:2px;appearance:none;position:relative;z-index:1}
.language-selector option{color:#315d46;background:#fffefa}
.language-code{position:absolute;left:23px;top:50%;transform:translateY(-50%);font-size:12px;font-weight:600;pointer-events:none}
.language-control::after{content:"⌄";position:absolute;right:5px;top:calc(50% - 5px);transform:translateY(-55%);font-size:14px;pointer-events:none}
.language-selector:focus-visible{outline:2px solid #315d46;outline-offset:2px;border-radius:4px}
html[lang="ja"] body{font-family:"Yu Gothic",Meiryo,"Noto Sans CJK JP",sans-serif;line-break:strict}
html[lang="ja"] h1,html[lang="ja"] h2,html[lang="ja"] h3{letter-spacing:normal}

.header-google{white-space:nowrap}

.language-flag svg{stroke:none;fill:none}

.site-heading .header-tools{display:flex;align-items:center;gap:8px}
@media(max-width:700px){.site-heading .header-tools{gap:4px}}

#account-menu .mobile-shortcut{display:none}
.shortcut-help{box-sizing:border-box;width:min(440px,calc(100% - 32px));max-height:calc(100dvh - 32px);overflow:auto;padding:24px;border:1px solid #c7d5c7;border-radius:20px;background:#fffefa;color:#244c38}
.shortcut-help::backdrop{background:rgb(25 60 42 / .35)}
.shortcut-help h2{display:flex;align-items:center;gap:10px;margin:0 0 16px;font-size:23px}.shortcut-help h3{margin:20px 0 6px;font-size:17px}.shortcut-help p{font-size:15px;line-height:1.6;margin:0 0 12px}.shortcut-help .shortcut-close{display:block;margin:20px auto 0}
.shortcut-help h2 svg,#account-menu .mobile-shortcut svg{flex:none;width:22px;height:22px;background:none;border-radius:0;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
@media(max-width:700px){
 #account-menu .mobile-shortcut{display:flex;align-items:center;gap:8px}
 .mobile-shortcut:focus-visible{outline:2px solid #315d46;outline-offset:2px}
 .mobile-shortcut:hover{background:#e8efe6}
}

.shortcut-help h3{display:flex;align-items:center;gap:8px}.shortcut-help h3 img{display:block;flex:none;width:24px;height:24px;object-fit:contain;background:transparent;border-radius:0}

#account-menu .mobile-shortcut[hidden]{display:none!important}