:root { --verde: #166534; --verde2: #15803d; --claro: #f0fdf4; --texto: #1f2937; --cinza: #6b7280; --borda: #e5e7eb; }
* { box-sizing: border-box; }
body { margin: 0; font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; color: var(--texto); background: #fff; line-height: 1.6; }
a { color: var(--verde2); }
header { background: var(--verde); color: #fff; }
header .caixa { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding: 14px 16px; }
header .marca { font-size: 1.4rem; font-weight: 800; color: #fff; text-decoration: none; }
header nav a { color: #fff; text-decoration: none; margin-left: 18px; font-weight: 600; }
.caixa { max-width: 980px; margin: 0 auto; padding: 0 16px; }
.hero { background: var(--claro); padding: 56px 0; }
.hero h1 { font-size: 2.1rem; line-height: 1.2; margin: 0 0 12px; color: var(--verde); }
.hero p { font-size: 1.15rem; max-width: 640px; }
.botao { display: inline-block; background: var(--verde2); color: #fff; padding: 12px 22px; border-radius: 10px; text-decoration: none; font-weight: 700; margin-top: 8px; }
section { padding: 40px 0; }
h2 { color: var(--verde); }
.grade { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 18px; }
.cartao { border: 1px solid var(--borda); border-radius: 14px; padding: 20px; }
.cartao h3 { margin-top: 0; }
.preco { font-size: 1.6rem; font-weight: 800; color: var(--verde); }
.pequeno { color: var(--cinza); font-size: .92rem; }
.texto { max-width: 760px; }
footer { border-top: 1px solid var(--borda); padding: 24px 0; color: var(--cinza); font-size: .9rem; }
footer a { margin-right: 14px; }
@media (max-width: 600px) { header nav a { margin: 0 14px 0 0; } .hero h1 { font-size: 1.7rem; } }