/* ============================================================
   9/11 Legacy Foundation — Base element styles & helper classes
   Lightweight resets and brand typographic defaults. Consumers
   get these automatically via styles.css.
   ============================================================ */

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

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--fs-body-lg);
  line-height: var(--lh-body);
  color: var(--text-body);
  background: var(--surface-page);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* ---- Headings: Ibarra Real Nova ---- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--text-strong);
  line-height: var(--lh-heading);
  letter-spacing: var(--ls-display);
  font-weight: var(--fw-semibold);
  margin: 0 0 var(--space-5);
  text-wrap: balance;
}
h1 { font-size: var(--fs-h1); line-height: var(--lh-display); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }
h4 { font-size: var(--fs-h4); }

p { margin: 0 0 var(--space-5); text-wrap: pretty; }

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

/* ---- Display headline (hero) ---- */
.display {
  font-family: var(--font-display);
  font-size: var(--fs-display);
  line-height: var(--lh-display);
  letter-spacing: var(--ls-display);
  font-weight: var(--fw-semibold);
  color: var(--text-strong);
  margin: 0;
}

/* ---- Eyebrow / section label: IBM Plex Mono, tracked, uppercase ---- */
.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--fs-label-sm);
  letter-spacing: var(--ls-label-lg);
  text-transform: uppercase;
  font-weight: var(--fw-medium);
  color: var(--text-accent);
  display: inline-block;
}
.eyebrow--lg { font-size: var(--fs-label); letter-spacing: var(--ls-label); text-transform: none; }

/* ---- Gold rule accent ---- */
.rule-gold {
  width: 56px;
  height: var(--border-rule);
  background: var(--tribute-tan);
  border: 0;
  margin: var(--space-5) 0;
}

/* ---- Layout container ---- */
.container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

/* ---- Dark section ---- */
.on-dark { color: var(--text-inverse); }
.on-dark h1, .on-dark h2, .on-dark h3, .on-dark h4 { color: var(--text-inverse); }