:root {
  --fundo: #071c2b;
  --fundo-2: #0d2d43;
  --texto: #e8f4f3;
  --mudo: #9fc1c4;
  --acento: #2ec4b6;
  --borda: #17465e;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--fundo);
  color: var(--texto);
  font: 17px/1.65 "Segoe UI", system-ui, -apple-system, Helvetica, Arial, sans-serif;
}
a { color: var(--acento); }
a:focus-visible, .botao:focus-visible { outline: 3px solid var(--acento); outline-offset: 3px; }
.topo {
  display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  max-width: 1040px; margin: 0 auto; padding: 20px 24px;
}
.marca { display: flex; align-items: center; gap: 12px; color: #fff; text-decoration: none; font-size: 1.25rem; font-weight: 700; }
.marca b { color: var(--acento); font-weight: 400; }
.marca img { border-radius: 10px; }
nav a { color: var(--mudo); text-decoration: none; margin-left: 20px; }
nav a:hover { color: #fff; }
main { max-width: 1040px; margin: 0 auto; padding: 0 24px 48px; }
.heroi { padding: 72px 0 56px; }
.selo { display: inline-block; margin: 0 0 16px; padding: 4px 12px; border: 1px solid var(--borda); border-radius: 999px; color: var(--acento); font-size: .85rem; letter-spacing: .04em; }
h1 { font-size: clamp(2.1rem, 6vw, 3.6rem); line-height: 1.1; margin: 0 0 20px; color: #fff; }
h1 span { color: var(--acento); }
.lide { max-width: 640px; font-size: 1.15rem; color: var(--mudo); margin: 0 0 28px; }
.botao { display: inline-block; padding: 12px 24px; border-radius: 10px; background: var(--acento); color: #04202b; font-weight: 700; text-decoration: none; }
.botao:hover { filter: brightness(1.08); }
.bloco { padding: 40px 0; border-top: 1px solid var(--borda); }
h2 { font-size: 1.6rem; margin: 0 0 16px; color: #fff; }
h3 { margin: 0 0 8px; color: #fff; }
.grade { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
article, .cartao { background: var(--fundo-2); border: 1px solid var(--borda); border-radius: 14px; padding: 22px; }
article p, .cartao p:last-child { margin: 0; color: var(--mudo); }
.mudo { color: var(--mudo); }
.rodape { max-width: 1040px; margin: 0 auto; padding: 24px; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; border-top: 1px solid var(--borda); }
@media (max-width: 560px) { nav a { margin: 0 14px 0 0; } .heroi { padding-top: 40px; } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }