/* ==========================================================================
   MS Growth — base: reset, tipografia, layout, botoes
   Portado da arquitetura do main.css do template anterior, que era boa e
   toda em tokens. Consome exclusivamente os tokens de tokens.css.
   ========================================================================== */

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

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

img, svg, picture, video { display: block; max-width: 100%; height: auto; }

h1, h2, h3, h4 {
  margin: 0;
  font-family: var(--font-heading);
  color: var(--color-heading);
  line-height: var(--lh-tight);
  font-weight: 600;
  text-wrap: balance;
}
p { margin: 0; }
p + p { margin-top: var(--space-4); }
ul, ol { margin: 0; padding: 0; }

a {
  color: var(--color-primary-dark);
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}
a:hover { text-decoration: none; }

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
  box-shadow: var(--ring-focus);
  border-radius: var(--radius-sm);
}

/* Numeros de prova: algarismos tabulares, centavos no mesmo peso do inteiro.
   A pagina inteira parte do principio de que o leitor vai refazer as contas. */
data, .num {
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1;
}

/* Layout ------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--space-5);
}
.container--narrow { max-width: var(--container-narrow); }

.section {
  padding-block: var(--section-y);
  scroll-margin-top: calc(var(--header-h) + var(--space-4));
}
.section--alt { background-color: var(--color-bg-alt); }
.section--surface { background-color: var(--color-surface); }
.section--dark { background-color: var(--color-dark); color: var(--color-on-dark); }
.section--dark h1,
.section--dark h2,
.section--dark h3 { color: var(--color-on-dark); }
.section--dark a { color: var(--color-on-dark-link); }
.section--tight { padding-block: var(--space-6); }

.section__head { max-width: 62ch; margin-bottom: var(--space-6); }
.section__eyebrow {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--fs-xs);
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--color-primary-dark);
  margin-bottom: var(--space-2);
}
.section--dark .section__eyebrow { color: var(--color-on-dark-link); }
.section__title { font-size: var(--fs-2xl); }
.section__subtitle {
  font-size: var(--fs-lg);
  color: var(--color-text-muted);
  margin-top: var(--space-3);
}
.section--dark .section__subtitle { color: var(--color-on-dark-muted); }

.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;
}

/* Botoes ------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: 52px;
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-heading);
  font-size: var(--fs-base);
  font-weight: 600;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  border: 0;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: background-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
/* O fundo do botao e --color-cta-strong e nao --color-primary: o vibrante
   da 4,63:1 com label branco, o escuro da 7,95:1. */
.btn--cta {
  background-color: var(--color-cta-strong);
  color: var(--color-cta-text);
  box-shadow: var(--shadow-md);
}
.btn--cta:hover { background-color: var(--color-cta-darker); }
@media (hover: hover) {
  .btn--cta:hover { transform: translateY(-1px); box-shadow: var(--shadow-lg); }
}
.btn--lg { min-height: 58px; font-size: var(--fs-lg); padding-inline: var(--space-7); }
.btn--sm { min-height: 44px; font-size: var(--fs-sm); padding: var(--space-2) var(--space-5); }
.btn--block { width: 100%; }

/* Microcopy do CTA — sempre <p> irmao, nunca dentro do botao: dentro, o
   leitor de tela a leria como parte do rotulo e quebraria a consistencia. */
.cta-note {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-3);
}
.section--dark .cta-note { color: var(--color-on-dark-muted); }

/* Link de texto com o mesmo rotulo do CTA. Usado no pe da coluna afirmativa
   do #filtro e na ultima linha do #resumo: um botao nesses dois lugares
   converteria honestidade em pitch. */
.cta-link {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: inherit;
  color: var(--color-primary-dark);
  background: none;
  border: 0;
  padding: 0;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.cta-link:hover { color: var(--color-primary-deeper); }