*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  font-family: var(--ff-texto);
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--spa-ink);
  background: var(--spa-offwhite);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
:focus-visible { outline: 3px solid var(--spa-cyan); outline-offset: 3px; border-radius: 6px; }

.container { width: min(100% - 2 * var(--spa-gutter), var(--spa-container)); margin-inline: auto; }
section { padding-block: var(--spa-secao); }
.secao-escura { background: var(--spa-dark-surface); color: var(--spa-white); }

/* tipografia */
h1, h2, h3 { font-family: var(--ff-display); font-weight: 700; letter-spacing: -.025em; line-height: 1.08; text-wrap: balance; }
h1 { font-size: clamp(2.625rem, 5.4vw, 4.25rem); letter-spacing: -.03em; }
h2 { font-size: clamp(1.9rem, 3.6vw, 2.9rem); }
h3 { font-size: 1.15rem; letter-spacing: -.01em; }
.eyebrow { font-family: var(--ff-mono); font-size: .74rem; font-weight: 600; letter-spacing: .16em; text-transform: uppercase; color: var(--spa-cyan-ink); display: inline-flex; align-items: center; gap: .6rem; }
.eyebrow::before { content: ''; width: 8px; height: 8px; border-radius: 50%; background: var(--spa-cyan); }
.secao-escura .eyebrow { color: var(--spa-cyan); }
.sec-head { max-width: 640px; margin-bottom: clamp(2rem, 4vw, 3.5rem); }
.sec-titulo { margin-top: .9rem; }
.sec-apoio { margin-top: .9rem; color: var(--spa-muted); font-size: 1.1rem; }
.secao-escura .sec-apoio { color: var(--spa-dark-muted); }
.destaque { color: var(--spa-cyan); }

/* botões (mínimo 44px de altura) */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .55rem; min-height: 48px; padding: .8rem 1.5rem; border-radius: 999px; font-weight: 600; font-size: 1rem; transition: transform .25s var(--spa-ease), box-shadow .25s, background .25s, border-color .25s; }
.btn:hover { transform: translateY(-2px); }
.btn-primario { background: var(--spa-cyan); color: var(--spa-ink); box-shadow: 0 10px 28px -14px rgba(0,228,252,.9); }
.btn-primario:hover { background: #1AE8FF; }
.btn-secundario { border: 1.5px solid var(--spa-border); background: var(--spa-white); color: var(--spa-ink); }
.btn-secundario:hover { border-color: var(--spa-ink); }
.secao-escura .btn-secundario { background: transparent; border-color: var(--spa-dark-border); color: var(--spa-white); }
.btn .seta { transition: transform .25s var(--spa-ease); }
.btn:hover .seta { transform: translateX(3px); }

/* cards */
.card { background: var(--spa-surface); border: 1px solid var(--spa-border); border-radius: var(--spa-radius-md); padding: 1.6rem; box-shadow: var(--spa-shadow-card); transition: transform .3s var(--spa-ease), box-shadow .3s, border-color .3s; }
.card:hover { transform: translateY(-4px); box-shadow: var(--spa-shadow-soft); }
.card-icone { width: 44px; height: 44px; border-radius: var(--spa-radius-sm); display: grid; place-items: center; background: var(--spa-offwhite); border: 1px solid var(--spa-border); color: var(--spa-ink); margin-bottom: 1.1rem; transition: color .25s, border-color .25s, background .25s; }
.card-icone svg { width: 22px; height: 22px; }
.card:hover .card-icone { color: var(--spa-cyan-ink); border-color: rgba(0,228,252,.5); background: rgba(0,228,252,.08); }
.card h3 { margin-bottom: .4rem; }
.card p { color: var(--spa-muted); font-size: .98rem; }

/* grids */
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.25rem; }
.grid-5 { display: grid; grid-template-columns: repeat(5, 1fr); gap: 1.25rem; }
@media (max-width: 1199px) { .grid-4, .grid-5 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 767px) { .grid-4, .grid-5 { grid-template-columns: 1fr; } }

.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* páginas legais (privacidade.html, termos.html) */
.legal { padding: calc(var(--spa-secao) + 64px) 0 var(--spa-secao); max-width: 760px; }
.legal h1 { font-size: 2.2rem; margin-bottom: 1.5rem; }
.legal h2 { font-size: 1.3rem; margin: 2rem 0 .6rem; }
.legal p + p { margin-top: 1rem; }
@media (prefers-reduced-motion: reduce) { .btn:hover, .card:hover, .btn:hover .seta { transform: none; } }