/* ============================================================
   FOCUS SALES EXPERTS USA — base.css
   Reset, tipografia, layout. Zero cor/fonte/raio hard-coded —
   tudo vem de brand.css via var(--token). Compartilhado por
   todas as páginas.
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: auto; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, video { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
input, textarea, select { font: inherit; color: inherit; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, p { margin: 0; }

/* ---------- Grão de textura (por cima de tudo, discreto) ---------- */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  opacity: .035;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- Tipografia ---------- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 800;
  font-stretch: var(--display-stretch);
  letter-spacing: -.01em;
  line-height: 1.05;
  color: var(--fg);
  overflow-wrap: break-word; /* rede de segurança: nunca deixa uma palavra estourar a viewport */
}

h1 { font-size: clamp(2.4rem, 5.6vw, 5rem); }
h2 { font-size: clamp(1.9rem, 4.2vw, 3.2rem); }
h3 { font-size: clamp(1.3rem, 2.4vw, 1.8rem); }
h4 { font-size: 1.05rem; font-weight: 700; font-stretch: 100%; }

p { color: var(--fg-2); }

/* Superfície (02/10/2026): [data-surface] redefine os papéis (brand.css); aqui o
   fundo e a cor de texto acompanham. Componentes que precisam de outro fundo
   declaram o próprio em components.css/story.css, que carregam depois. */
[data-surface] { background: var(--bg); color: var(--fg); }

.lead {
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  line-height: 1.55;
  max-width: 56ch;
}

.mono {
  font-family: var(--font-mono);
  letter-spacing: .04em;
}

.eyebrow {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: .72rem;
  font-weight: 500;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--accent-fg);
  margin-bottom: 18px;
}
.eyebrow::before {
  content: "";
  width: 18px;
  height: 1px;
  background: var(--accent);
  flex: 0 0 auto;
}

.serif-accent { color: var(--accent-fg); }

/* ---------- Layout ---------- */
.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.wrap-narrow {
  max-width: var(--maxw-narrow);
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.wrap-read {
  max-width: var(--maxw-read);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.section {
  position: relative;
  padding: clamp(64px, 11vw, 140px) 0;
}
.section--tight { padding: clamp(40px, 6vw, 80px) 0; }

.grid {
  display: grid;
  gap: var(--gutter);
}
@media (min-width: 860px) {
  .grid-2 { grid-template-columns: 1fr 1fr; }
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

.center { text-align: center; }
.vh-only {
  position: absolute !important;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* ---------- Reveal on scroll (fallback CSS-only + JS liga .in) ---------- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity var(--dur-slow) var(--ease), transform var(--dur-slow) var(--ease);
}
.reveal.in { opacity: 1; transform: none; }
html.no-js .reveal { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1 !important; transform: none !important; transition: none !important; }
  * { scroll-behavior: auto !important; }
}