@font-face {
  font-family: 'A2 Noto Sans SC'; font-style: normal; font-weight: 100 900; font-display: swap;
  src: url("/assets/fonts/noto-sans-sc-landing.woff2") format('woff2');
  unicode-range: U+3000-FFFF;
}
/* Local subset supplies CJK on every platform; system fallbacks are defensive. */
:lang(zh-Hans), :lang(zh-Hans) * {
  font-family: 'Inter', 'A2 Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', sans-serif !important;
}
.lang-switch a:lang(zh-Hans) { letter-spacing: 0; }
.lang-switch a:lang(zh-Hans) { width: auto; min-width: 64px; padding-inline: 6px; white-space: nowrap; }
html:lang(zh-Hans) h1 { font-size: clamp(30px, 3.6vw, 48px); }