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

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  line-height: var(--lh-body);
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  margin: -1px; padding: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.skip-link {
  position: absolute;
  left: var(--sp-4);
  top: var(--sp-4);
  z-index: 999;
  transform: translateY(-200%);
  background: var(--signal);
  color: #fff;
  padding: var(--sp-3) var(--sp-5);
  border-radius: var(--radius);
  font-size: var(--fs-sm);
  font-weight: 600;
  text-decoration: none;
  transition: transform var(--dur-fast) var(--ease);
}

.skip-link:focus-visible { transform: translateY(0); }

/* ── Fontes ──────────────────────────────────────────────────────────── */

@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 200 800;
  font-display: swap;
  src: url('../fonts/plus-jakarta-sans-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6,
                 U+02DA, U+02DC, U+2000-206F, U+2122, U+2212, U+FEFF, U+FFFD;
}

@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: italic;
  font-weight: 200 800;
  font-display: swap;
  src: url('../fonts/plus-jakarta-sans-latin-italic.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6,
                 U+02DA, U+02DC, U+2000-206F, U+2122, U+2212, U+FEFF, U+FFFD;
}

@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 400 600;
  font-display: swap;
  src: url('../fonts/jetbrains-mono-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+2000-206F, U+2122, U+FFFD;
}

/* ── Base ────────────────────────────────────────────────────────────── */

html { scroll-behavior: smooth; }

h1, h2, h3, h4 {
  margin: 0;
  font-weight: 800;
  line-height: var(--lh-tight);
  letter-spacing: -.04em;
  text-wrap: balance;
}

h1 { font-size: var(--fs-hero); letter-spacing: -.055em; }
h2 { font-size: var(--fs-2xl); }
h3 { font-size: var(--fs-md); letter-spacing: -.02em; }

p { margin: 0; max-width: 65ch; }

a { color: inherit; }

img { max-width: 100%; display: block; }

ul, ol { margin: 0; padding: 0; list-style: none; }

::selection { background: var(--signal); color: #fff; }

:focus-visible {
  outline: 2px solid var(--signal-tx);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ── Utilitários ─────────────────────────────────────────────────────── */

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  font-weight: 500;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--signal-tx);
}

.eyebrow::before {
  content: '';
  width: 1.25rem;
  height: 1px;
  background: var(--signal);
}

.num { font-variant-numeric: tabular-nums; }

/* ── Movimento reduzido ──────────────────────────────────────────────── */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
}