/* ============================================================
   brito.ai — Base layer (dark-first)
   ============================================================ */

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

html { -webkit-text-size-adjust: 100%; }

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

h1, h2, h3, h4, h5 {
  font-family: var(--heading-font);
  font-weight: var(--heading-weight);
  line-height: var(--heading-leading);
  letter-spacing: var(--tracking-tight);
  color: var(--text-strong);
  margin: 0;
  text-wrap: balance;
}

p { margin: 0; text-wrap: pretty; }

a { color: var(--text-accent); text-decoration: none; }
a:hover { color: var(--cobalt-300); }

::selection { background: var(--cobalt); color: #0a0a0a; }

:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 2px;
}

/* ---- Brand helpers ---- */
.eyebrow {
  font-family: var(--label-font);
  font-size: var(--label-size);
  font-weight: var(--label-weight);
  letter-spacing: var(--label-tracking);
  text-transform: uppercase;
  color: var(--text-muted);
}

.display {
  font-family: var(--display-font);
  font-weight: var(--display-weight);
  letter-spacing: var(--display-tracking);
  line-height: var(--display-leading);
  color: var(--text-strong);
}

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

/* Inline marker highlight (cobalt wash) */
.mark {
  background:
    linear-gradient(120deg, transparent 0%, var(--highlight) 0%) no-repeat;
  background-size: 100% 0.62em;
  background-position: 0 0.7em;
  padding: 0 0.06em;
  color: inherit;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
  }
}