/* Flywheel — base element defaults & helper classes.
   Lightweight resets + a few utility classes used by specimen cards and kits. */

*, *::before, *::after { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--text-body);
  background: var(--page-bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* Headings default to serif display */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 500;
  color: var(--text-strong);
  letter-spacing: -0.015em;
  line-height: var(--leading-snug);
  margin: 0;
}

a { color: var(--text-link); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---- Utility / helper classes ---- */
.fw-eyebrow {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 500;
}

.fw-serif { font-family: var(--font-serif); }
.fw-sans  { font-family: var(--font-sans); }
.fw-mono  { font-family: var(--font-mono); }

.fw-link {
  color: var(--text-link);
  font-weight: 600;
  font-family: var(--font-sans);
}
.fw-link:hover { text-decoration: underline; }

/* Card primitive */
.fw-card {
  background: var(--card-bg);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xs);
}