:root {
  --preto: #111111;
  --grafite: #1d1d1f;
  --texto: #2b2b2e;
  --suave: #5f5f66;
  --linha: #e4e4e7;
  --fundo: #ffffff;
  --fundo-alt: #f6f6f4;
  --amarelo: #f3b014;
  --amarelo-escuro: #c98f00;
  --raio: 10px;
  --largura: 1120px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 88px; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  color: var(--texto);
  background: var(--fundo);
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }

h1, h2, h3 { color: var(--preto); line-height: 1.2; margin: 0 0 .5em; }
h1 { font-size: clamp(2rem, 5vw, 3.4rem); letter-spacing: -.02em; }
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); letter-spacing: -.01em; }
h3 { font-size: 1.05rem; }

.faixa { max-width: var(--largura); margin: 0 auto; padding: 0 20px; }

/* Topo */
.topo {
  position: sticky; top: 0; z-index: 10;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--linha);
}
.topo .faixa { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 72px; }
.marca img { display: block; height: 48px; width: auto; }
.topo nav { display: flex; gap: 4px; flex-wrap: wrap; justify-content: flex-end; }
.topo nav a {
  text-decoration: none; font-size: .95rem; font-weight: 500;
  padding: 8px 12px; border-radius: 8px; color: var(--grafite);
}
.topo nav a:hover { background: var(--fundo-alt); }

/* Hero */
.hero {
  background:
    radial-gradient(1200px 400px at 85% -10%, rgba(243, 176, 20, .22), transparent 60%),
    var(--preto);
  color: #e9e9ec;
  padding: clamp(64px, 12vw, 128px) 0;
}
.hero h1 { color: #fff; max-width: 17ch; }
.hero .lead { font-size: 1.2rem; max-width: 60ch; color: #c9c9cf; }
.selo {
  display: inline-block; margin: 0 0 20px;
  font-size: .85rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase;
  color: var(--amarelo);
}
.acoes { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 32px; }

/* Botões */
.botao {
  display: inline-block; text-decoration: none; font-weight: 600;
  padding: 12px 22px; border-radius: var(--raio);
  border: 1.5px solid currentColor;
}
.botao.primario { background: var(--amarelo); border-color: var(--amarelo); color: var(--preto); }
.botao.primario:hover { background: var(--amarelo-escuro); border-color: var(--amarelo-escuro); }
.hero .botao:not(.primario) { color: #fff; }
.hero .botao:not(.primario):hover { background: rgba(255, 255, 255, .08); }

/* Blocos */
.bloco { padding: clamp(56px, 9vw, 96px) 0; }
.bloco.alternado { background: var(--fundo-alt); }
.duas-colunas { display: grid; grid-template-columns: 1fr 1.6fr; gap: 48px; }
.destaque { font-size: 1.2rem; color: var(--suave); margin: 0; }
.texto p:first-child { margin-top: 0; }
.nota { color: var(--suave); font-size: .95rem; }

/* Serviços */
.cartoes {
  list-style: none; margin: 32px 0 0; padding: 0;
  display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 16px;
}
.cartoes li {
  background: var(--fundo); border: 1px solid var(--linha); border-radius: var(--raio);
  padding: 22px; border-top: 3px solid var(--amarelo);
}
.cartoes p { margin: 0; color: var(--suave); font-size: .97rem; }

/* Contato */
.escuro { background: var(--grafite); color: #d6d6db; }
.escuro h2, .escuro h3 { color: #fff; }
.escuro a { color: var(--amarelo); text-decoration: none; }
.escuro a:hover { text-decoration: underline; }
.contatos { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 32px; margin-top: 24px; }
.contatos p { margin: 0; }

/* Rodapé */
.rodape { background: var(--preto); color: #8e8e96; font-size: .9rem; padding: 24px 0; }
.rodape p { margin: 0; }

a:focus-visible { outline: 3px solid var(--amarelo); outline-offset: 2px; }

@media (max-width: 760px) {
  body { font-size: 16px; }
  .duas-colunas { grid-template-columns: 1fr; gap: 16px; }
  .topo .faixa { flex-direction: column; align-items: flex-start; padding-top: 10px; padding-bottom: 6px; gap: 4px; }
  .marca img { height: 40px; }
  .topo nav { justify-content: flex-start; margin-left: -12px; }
  html { scroll-padding-top: 120px; }
}

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }