/* ============================================================
   X-Pro Design System — Base
   Reset, element defaults, typographic primitives and layout
   helpers. Depends on tokens.css.
   ============================================================ */

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

body {
  margin: 0;
  background: var(--xp-white);
  font-family: var(--xp-font-body);
  color: var(--xp-ink-700);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

input, select, textarea, button { font-family: inherit; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; }

/* ---------- Type primitives ---------- */
.xp-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--xp-space-2);
  font-family: var(--xp-font-display);
  font-weight: var(--xp-weight-bold);
  font-size: var(--xp-text-eyebrow);
  letter-spacing: var(--xp-tracking-eyebrow);
  text-transform: uppercase;
  color: var(--xp-ink-700);
}
.xp-eyebrow--brand { color: var(--xp-brand); }
.xp-eyebrow--on-dark { color: var(--xp-brand); }

.xp-display {
  font-family: var(--xp-font-display);
  font-weight: var(--xp-weight-extrabold);
  font-size: var(--xp-text-display);
  line-height: var(--xp-leading-tight);
  letter-spacing: var(--xp-tracking-display);
  color: var(--xp-ink);
  margin: 0;
}
/* Amber underline accent used on hero keywords */
.xp-underline { border-bottom: 4px solid var(--xp-brand); padding-bottom: 1px; }

.xp-h2 {
  font-family: var(--xp-font-display);
  font-weight: var(--xp-weight-extrabold);
  font-size: var(--xp-text-h2);
  line-height: var(--xp-leading-snug);
  letter-spacing: var(--xp-tracking-heading);
  color: var(--xp-ink);
  margin: 0;
}
.xp-h2--sm { font-size: var(--xp-text-h2-sm); }

.xp-h3 {
  font-family: var(--xp-font-display);
  font-weight: var(--xp-weight-extrabold);
  font-size: var(--xp-text-h3);
  line-height: var(--xp-leading-snug);
  color: var(--xp-ink);
  margin: 0;
}

.xp-lead {
  font-size: var(--xp-text-lead);
  line-height: var(--xp-leading-relaxed);
  color: var(--xp-ink-700);
  margin: 0;
}
.xp-body {
  font-size: var(--xp-text-body-lg);
  line-height: var(--xp-leading-loose);
  color: var(--xp-ink-700);
  margin: 0;
}
.xp-small { font-size: var(--xp-text-sm); color: var(--xp-ink-500); margin: 0; }

.xp-on-dark { color: var(--xp-on-dark-1); }
/* --xp-on-dark-1 is the body-copy tone. A heading on a dark surface is white in
   the design, so it must not inherit the paragraph colour. */
.xp-display.xp-on-dark,
.xp-h2.xp-on-dark,
.xp-h3.xp-on-dark { color: var(--xp-white); }
.xp-on-dark-muted { color: var(--xp-on-dark-2); }

/* ---------- Layout ---------- */
.xp-container {
  max-width: var(--xp-container);
  margin: 0 auto;
  padding-left: var(--xp-gutter);
  padding-right: var(--xp-gutter);
}
.xp-container--narrow { max-width: var(--xp-container-narrow); }
.xp-container--text { max-width: var(--xp-container-text); }

.xp-section { padding-top: var(--xp-section-y); padding-bottom: var(--xp-section-y); }
.xp-section--gray {
  background: var(--xp-surface-2);
  border-top: 1px solid var(--xp-border-strong);
  border-bottom: 1px solid var(--xp-border-strong);
}
.xp-section--dark { background: var(--xp-dark); color: var(--xp-on-dark-1); }

/* Centered section intro (eyebrow + title + lead) */
.xp-section-head { text-align: center; max-width: 640px; margin: 0 auto 40px; }
.xp-section-head > * + * { margin-top: 12px; }

/* Responsive auto-fit grid; set --min per instance */
.xp-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(var(--min, 250px), 1fr));
  gap: var(--gap, 18px);
}