/* 文艺复兴 · 字体 — 三体协作：中文衬线主唱，无衬线做 UI，拉丁斜体做旁注与编号 */
:root{
  --font-serif:"Noto Serif SC","Songti SC","SimSun",Georgia,serif;
  --font-sans:"Inter",ui-sans-serif,system-ui,-apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
  --font-latin:"EB Garamond",Georgia,"Times New Roman",serif;

  /* 网页字号 Web scale */
  --fs-display:clamp(34px,4.4vw,56px);
  --fs-h2:clamp(26px,3.2vw,40px);
  --fs-h3:clamp(19px,1.9vw,22px);
  --fs-h4:21px;
  --fs-quote:clamp(28px,3.6vw,46px);
  --fs-lead:18px;
  --fs-bio:clamp(15.5px,1.2vw,17px);
  --fs-body:16px;
  --fs-small:14.5px;
  --fs-fine:13.5px;
  --fs-kicker:11px;
  --fs-eyebrow:10.5px;

  /* 行高 Line height */
  --lh-title:1.12;
  --lh-h2:1.18;
  --lh-quote:1.3;
  --lh-bio:1.92;
  --lh-body:1.7;
  --lh-note:1.65;

  /* 字距 Letter spacing */
  --ls-title:-.02em;
  --ls-kicker:.22em;
  --ls-badge:.18em;
  --ls-eyebrow:.20em;
  --ls-foot:.14em;

  /* 字重 Weight */
  --fw-regular:400;
  --fw-medium:500;
  --fw-bold:700;
  --fw-black:900;

  /* 幻灯片字号 Slide scale @1920×1080 */
  --slide-hero:92px;
  --slide-act:80px;
  --slide-h1:76px;
  --slide-quote:64px;
  --slide-h2:56px;
  --slide-sub:36px;
  --slide-body:30px;
  --slide-small:24px;
  --slide-fine:20px;
  --slide-kicker:20px;
  --slide-numeral:240px;
}