/* ── Base ── */
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ── Selection ── */
::selection {
  background-color: var(--text-primary);
  color: var(--bg-primary);
}

/* ── Labels (Inter, uppercase) ── */
.label {
  font-family: 'Inter', sans-serif;
  font-size: var(--text-xs);
  font-weight: 400;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--text-muted);
  line-height: var(--leading-normal);
}

.label-green {
  color: var(--data-positive);
}

.section-label {
  font-family: 'Inter', sans-serif;
  font-size: var(--text-xs);
  font-weight: 400;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--text-muted);
  line-height: var(--leading-normal);
  margin-bottom: var(--space-4);
}

/* ── Headings (Inter Bold, uppercase) ── */
.page-title {
  font-family: 'Inter', sans-serif;
  font-size: var(--text-title);
  font-weight: 700;
  letter-spacing: var(--tracking-compact);
  text-transform: uppercase;
  line-height: var(--leading-tight);
  color: var(--text-primary);
}

.section-title {
  font-family: 'Inter', sans-serif;
  font-size: var(--text-xl);
  font-weight: 700;
  letter-spacing: var(--tracking-normal);
  text-transform: uppercase;
  line-height: var(--leading-tight);
  color: var(--text-primary);
}

.row-title {
  font-family: 'Inter', sans-serif;
  font-size: var(--text-base);
  font-weight: 700;
  letter-spacing: var(--tracking-normal);
  text-transform: uppercase;
  line-height: var(--leading-snug);
  color: var(--text-primary);
}

/* ── Hero headline ── */
.hero-title {
  font-family: 'Inter', sans-serif;
  font-size: var(--text-hero);
  font-weight: 700;
  letter-spacing: var(--tracking-compact);
  text-transform: uppercase;
  line-height: var(--leading-tight);
  color: var(--text-primary);
}

/* ── Data text (JetBrains Mono) ── */
.data-sm {
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--text-sm);
  font-weight: 400;
  line-height: var(--leading-normal);
}

.data-md {
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--text-lg);
  font-weight: 400;
  line-height: var(--leading-snug);
}

.data-lg {
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--text-title);
  font-weight: 700;
  line-height: var(--leading-tight);
}

/* ── Body text ── */
.body-text {
  font-family: 'Inter', sans-serif;
  font-size: var(--text-base);
  font-weight: 400;
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
}

.body-text-muted {
  font-family: 'Inter', sans-serif;
  font-size: var(--text-sm);
  font-weight: 400;
  line-height: var(--leading-relaxed);
  color: var(--text-muted);
}

/* ── Utility ── */
.mono {
  font-family: 'JetBrains Mono', monospace;
}

.uppercase {
  text-transform: uppercase;
  letter-spacing: var(--tracking-normal);
}

/* ── Screen reader only ── */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}