*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: hidden; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  overflow-x: hidden;
  font-family: var(--font-body);
  color: var(--color-ink-900);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.15;
  letter-spacing: -0.015em;
  margin: 0 0 var(--space-4);
  color: var(--color-ink-900);
  font-weight: 600;
  text-wrap: balance;
}
p { margin: 0 0 var(--space-4); }
a { color: var(--color-brand-600); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; display: block; }
ul { margin: 0; padding: 0; list-style: none; }
button { font-family: inherit; cursor: pointer; }
:focus-visible { outline: 3px solid var(--color-brand-400); outline-offset: 2px; border-radius: var(--radius-sm); }

.container { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 var(--space-6); }
.container-narrow { max-width: 860px; }
.section { padding: var(--space-20) 0; }
.section-head { max-width: 640px; margin: 0 auto var(--space-12); text-align: center; }
.eyebrow {
  display: inline-block; color: var(--color-brand-600); font-family: var(--font-ui); font-weight: 600;
  letter-spacing: .1em; text-transform: uppercase; font-size: .74rem; margin-bottom: var(--space-3);
}
.section-head h2 { font-size: clamp(1.75rem, 3.2vw, 2.4rem); }
.section-head p { color: var(--color-ink-500); margin-bottom: 0; font-size: 1.02rem; text-wrap: pretty; }
.text-muted { color: var(--color-ink-500); }

.grid { display: grid; gap: var(--space-6); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* Tablet retrato / paisagem */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .section { padding: var(--space-16) 0; }
}
@media (max-width: 900px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 620px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .section { padding: var(--space-12) 0; }
  .container { padding: 0 var(--space-5); }
}

.visually-hidden {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.skip-link {
  position: absolute; left: -9999px; top: 0; background: var(--color-brand-700); color: #fff;
  padding: var(--space-3) var(--space-4); border-radius: var(--radius-sm); z-index: 999;
}
.skip-link:focus { left: var(--space-4); top: var(--space-4); }
.placeholder-note {
  font-size: .78rem; color: var(--color-ink-300); text-align: center; padding: var(--space-3) 0;
}

/* Respeita quem pediu menos movimento no sistema operacional */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
  [data-reveal] { opacity: 1 !important; transform: none !important; }
}