/**
 * Living Canvas · Font Stack v1.0
 * Inter + Geist Sans + Geist Mono
 *
 * 引入方式：<link rel="stylesheet" href="../libs/fonts/fonts.css">
 * 放在所有样式之前
 *
 * 使用：
 *   font-family: 'Inter', var(--font-fallback);
 *   font-family: 'Geist', var(--font-fallback);
 *   font-family: 'Geist Mono', monospace;
 */

:root {
  --font-sans: 'Geist', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'Geist Mono', 'SF Mono', 'Fira Code', monospace;
  --font-fallback: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

/* ── Inter ── */
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 300;
  font-display: swap;
  src: url('./inter-latin-300.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('./inter-latin-400.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('./inter-latin-600.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url('./inter-latin-800.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

/* ── Geist Sans ── */
@font-face {
  font-family: 'Geist';
  font-style: normal;
  font-weight: 300;
  font-display: swap;
  src: url('./geist-latin-300.woff2') format('woff2');
}

@font-face {
  font-family: 'Geist';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('./geist-latin-400.woff2') format('woff2');
}

@font-face {
  font-family: 'Geist';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('./geist-latin-600.woff2') format('woff2');
}

@font-face {
  font-family: 'Geist';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url('./geist-latin-800.woff2') format('woff2');
}

/* ── Geist Mono ── */
@font-face {
  font-family: 'Geist Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('./geist-mono-400.woff2') format('woff2');
}