:root {
  --bg: #f4f6f5; --card: #fff; --txt: #1b2421; --sutil: #5b6763; --borda: #d5dcd9; --pri: #0f766e; --pri-txt: #fff;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #111715; --card: #1a2220; --txt: #e6ece9; --sutil: #9aa8a3; --borda: #2e3a37; --pri: #2bb3a6; --pri-txt: #0b1110; color-scheme: dark; }
}
* { box-sizing: border-box; }
body { margin: 0; font: 17px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background: var(--bg); color: var(--txt); }
a { color: var(--pri); }
.topo { display: flex; justify-content: space-between; align-items: center; padding: 12px 16px; background: var(--pri); }
.topo .marca { color: var(--pri-txt); font-weight: 700; font-size: 1.15rem; text-decoration: none; }
.topo .marca span { opacity: .8; font-weight: 500; }
.topo .btn { background: var(--pri-txt); color: var(--pri); }
main { max-width: 820px; margin: 0 auto; padding: 8px 16px 32px; }
section { margin: 28px 0; }
h1 { font-size: clamp(1.6rem, 5vw, 2.3rem); line-height: 1.2; margin: 16px 0 12px; }
h2 { font-size: 1.3rem; margin: 0 0 12px; }
.hero p { font-size: 1.1rem; color: var(--sutil); }
.btn { display: inline-block; background: var(--pri); color: var(--pri-txt); padding: 10px 16px; border-radius: 8px; font-weight: 700; text-decoration: none; }
.btn.grande { padding: 14px 22px; font-size: 1.1rem; margin: 8px 0; }
.nota { font-size: .9rem; color: var(--sutil); }
.passos { padding-left: 20px; } .passos li { margin-bottom: 10px; }
.cartoes { list-style: none; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 12px; }
.cartoes a { display: block; height: 100%; background: var(--card); border: 1px solid var(--borda); border-radius: 12px; padding: 14px; color: var(--txt); text-decoration: none; }
.cartoes strong { display: block; color: var(--pri); margin-bottom: 4px; }
.cartoes span { font-size: .9rem; color: var(--sutil); }
.dores li { margin-bottom: 6px; }
.exemplo { background: var(--card); border: 1px solid var(--borda); border-radius: 12px; padding: 16px; }
.exemplo dl { display: grid; grid-template-columns: 1fr auto; gap: 4px 16px; margin: 12px 0 0; }
.exemplo dt { color: var(--sutil); } .exemplo dd { margin: 0; text-align: right; font-variant-numeric: tabular-nums; }
.exemplo .destaque { font-weight: 700; color: var(--pri); font-size: 1.15rem; }
.comparativo { width: 100%; border-collapse: collapse; background: var(--card); border-radius: 12px; overflow: hidden; font-size: .95rem; margin-bottom: 12px; }
.comparativo th, .comparativo td { padding: 10px 8px; border-bottom: 1px solid var(--borda); text-align: center; }
.comparativo td:first-child, .comparativo th:first-child { text-align: left; }
details { background: var(--card); border: 1px solid var(--borda); border-radius: 10px; padding: 12px 14px; margin-bottom: 8px; }
summary { cursor: pointer; font-weight: 600; }
footer { border-top: 1px solid var(--borda); padding: 20px 16px 32px; text-align: center; font-size: .9rem; color: var(--sutil); }
footer nav { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px 16px; margin-bottom: 8px; }

.legal h2 { margin-top: 24px; font-size: 1.1rem; }
.legal li { margin-bottom: 6px; }