/* Chinese typography: body/UI sans + editorial serif display, self-hosted. */
@font-face {
  font-family: 'OI Sans SC';
  src: url('./fonts/oi-sans-sc.woff2') format('woff2');
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'OI Serif SC';
  src: url('./fonts/oi-serif-sc.woff2') format('woff2');
  font-weight: 200 900;
  font-style: normal;
  font-display: swap;
}
:root:lang(zh) {
  --sans: 'DM Sans', 'OI Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --zh-display: 'OI Serif SC', 'Songti SC', 'STSong', serif;
}
:lang(zh) body {
  font-weight: 400;
  line-height: 1.85;
  font-synthesis: none;
}
:lang(zh) p {
  line-break: strict;
}
:lang(zh) .eyebrow {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.16em;
}
:lang(zh) .subtitle {
  font-family: var(--zh-display);
  font-size: 24px;
  font-weight: 600;
  line-height: 1.65;
  letter-spacing: 0.025em;
}
:lang(zh) .description {
  font-size: 14px;
  line-height: 2;
  font-weight: 400;
}
:lang(zh) .site-header nav {
  font-size: 12px;
  font-weight: 450;
}
:lang(zh) .section-kicker {
  font-size: 10px;
  letter-spacing: 0.08em;
}
:lang(zh) .figure-heading,
:lang(zh) .rail-eyebrow {
  font-size: 10px;
  letter-spacing: 0.06em;
}
:lang(zh) .showcase-intro h3,
:lang(zh) .applications-rail h2,
:lang(zh) .application-choice button,
:lang(zh) .domain-grid h3,
:lang(zh) #domains-title,
:lang(zh) #research-title {
  font-family: var(--zh-display);
  font-weight: 600;
  letter-spacing: 0;
}
:lang(zh) .showcase-intro h3 {
  font-size: 22px;
  line-height: 1.65;
  text-wrap: balance;
}
:lang(zh) .applications-rail h2 {
  font-size: 23px;
  line-height: 1.5;
}
:lang(zh) .application-choice button {
  font-size: 22px;
  line-height: 1.5;
}
:lang(zh) #domains-title,
:lang(zh) #research-title {
  font-size: 28px;
  line-height: 1.5;
}
:lang(zh) .domain-grid h3 {
  font-size: 21px;
  line-height: 1.5;
}
:lang(zh) .domain-grid p {
  font-size: 12px;
  line-height: 1.85;
}
:lang(zh) .paper p {
  font-size: 12px;
  line-height: 1.85;
}
:lang(zh) .section-description,
:lang(zh) .showcase-intro > p {
  font-size: 13px;
  line-height: 1.95;
}
:lang(zh) .application-choice > p {
  font-size: 12px;
  line-height: 1.95;
}
:lang(zh) .organization-legend h3 {
  font-size: 11px;
  font-weight: 450;
}
:lang(zh) .task-prompt {
  font-size: 13.5px;
  line-height: 1.95;
}
:lang(zh) .task-prompt .prompt-lead {
  font-size: 15.5px;
  font-weight: 500;
  line-height: 1.95;
}
:lang(zh) .xl-prompt .prompt-lead {
  font-family: var(--zh-display);
  font-size: 22px;
  font-weight: 500;
  line-height: 1.85;
}
:lang(zh) .criteria-table {
  font-size: 12px;
  line-height: 1.85;
}
:lang(zh) figcaption {
  font-size: 11px;
  line-height: 1.9;
}
:lang(zh) .computer-dock button {
  font-size: 11px;
}
:lang(zh) .content-origin,
:lang(zh) .demo-content-toggle {
  font-size: 10px;
}
:lang(zh) .content-source,
:lang(zh) .content-source code {
  font-size: 10px !important;
  line-height: 1.8;
}
:lang(zh) .computer-app-view > p,
:lang(zh) .file-preview-body > p,
:lang(zh) .memo-workstreams p,
:lang(zh) .meeting-notes p,
:lang(zh) .chat-thread p,
:lang(zh) .work-timeline p,
:lang(zh) .mail-draft p,
:lang(zh) .repo-preview p {
  font-size: 12.5px;
  line-height: 1.95;
}
:lang(zh) .publication-status,
:lang(zh) .section-home-link {
  font-size: 10px;
}
@media (max-width: 700px) {
  :lang(zh) .subtitle {
    font-size: 20px;
    line-height: 1.8;
    letter-spacing: 0;
  }
  :lang(zh) .description {
    font-size: 12.5px;
  }
  :lang(zh) .eyebrow {
    font-size: 9px;
    letter-spacing: 0.12em;
  }
  :lang(zh) .site-header nav {
    font-size: 11px;
  }
  :lang(zh) .figure-heading {
    font-size: 9px;
  }
  :lang(zh) #domains-title,
  :lang(zh) #research-title {
    font-size: 25px;
  }
  :lang(zh) .domain-grid h3 {
    font-size: 18px;
  }
  :lang(zh) .domain-grid p {
    font-size: 11px;
  }
  :lang(zh) .showcase-intro h3 {
    font-size: 22px;
  }
  :lang(zh) .xl-prompt .prompt-lead {
    font-size: 20px;
  }
}