@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('https://cdn.jsdelivr.net/gh/JetBrains/JetBrainsMono@master/fonts/webfonts/JetBrainsMono-Regular.woff2') format('woff2');
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('https://cdn.jsdelivr.net/gh/JetBrains/JetBrainsMono@master/fonts/webfonts/JetBrainsMono-Medium.woff2') format('woff2');
}
@font-face {
  font-family: 'Instrument Serif';
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url('https://cdn.jsdelivr.net/fontsource/fonts/instrument-serif@latest/latin-400-italic.woff2') format('woff2');
}
@font-face {
  font-family: 'Instrument Serif';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('https://cdn.jsdelivr.net/fontsource/fonts/instrument-serif@latest/latin-400-normal.woff2') format('woff2');
}

html { background: var(--bg); }

body {
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  color: var(--ink);
  background: var(--bg);
  letter-spacing: 0.01em;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main { flex: 1; }

.mono {
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
}

.mono-sm {
  font-family: var(--font-mono);
  font-size: var(--fs-mono-sm);
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
}

.serif-it {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
}

.display {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--fs-display);
  line-height: 0.85;
  letter-spacing: var(--tracking-display);
}

.h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--fs-h1);
  line-height: 0.9;
  letter-spacing: var(--tracking-tight);
}

.h2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--fs-h2);
  line-height: 1;
  letter-spacing: var(--tracking-tight);
}

.muted { color: var(--muted); }
.soft { color: var(--soft); }

.container {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

a {
  transition: opacity var(--t-fast);
}
a:hover { opacity: 0.6; }

::selection { background: var(--ink); color: var(--bg); }

/* ============ SCROLL REVEAL ============ */
/* Gated on .js so content is never hidden when JS is unavailable. */
.js .reveal {
  opacity: 0;
  transform: translateY(var(--reveal-rise));
  transition: opacity var(--reveal-dur) var(--ease-out),
              transform var(--reveal-dur) var(--ease-out);
  will-change: opacity, transform;
}
.js .reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .js .reveal { opacity: 1; transform: none; }
}