:root {
  --bg: #070a1a; --texto: #f5f7ff; --suave: #a9b3d9; --vidro: rgba(255, 255, 255, .06); --borda: rgba(255, 255, 255, .14);
  --ok: #5cf2c6; --erro: #ff8fa8; --destaque: linear-gradient(100deg, #1fb5c9, #6b4cff);
  --titulos: "Baloo 2", ui-rounded, "SF Pro Rounded", system-ui, sans-serif;
  --corpo: "Nunito", ui-rounded, system-ui, sans-serif;
}
* { box-sizing: border-box; margin: 0; }
html { background: var(--bg); }
body {
  min-height: 100dvh; font-family: var(--corpo); color: var(--texto); line-height: 1.55;
  background: radial-gradient(60vmax 60vmax at 10% -10%, #1fb5c933, transparent), radial-gradient(60vmax 60vmax at 100% 0%, #e0457b26, transparent), var(--bg);
  display: flex; flex-direction: column; align-items: center; padding: 28px 16px 48px;
}
a { color: #8ff3ff; }
.topo { width: 100%; max-width: 760px; margin-bottom: 18px; }
.topo a { text-decoration: none; font-weight: 700; color: var(--suave); }
.topo a:hover { color: var(--texto); }
main { width: 100%; max-width: 760px; }
h1 { font-family: var(--titulos); font-weight: 800; font-size: clamp(2rem, 6vw, 3rem); line-height: 1.1; margin: 8px 0 10px; }
h2 { font-family: var(--titulos); font-size: 1.4rem; margin: 28px 0 8px; }
p, li { color: var(--suave); }
p + p, ul, ol { margin-top: 10px; }
ul, ol { padding-left: 1.3em; }
.cartao {
  background: var(--vidro); border: 1px solid var(--borda); border-radius: 20px; padding: 20px;
  backdrop-filter: blur(10px);
}
.planos { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); margin: 20px 0; }
.plano { cursor: pointer; display: block; position: relative; }
.plano input { position: absolute; opacity: 0; }
.plano:has(input:checked) { border-color: #8ff3ff; box-shadow: 0 0 0 2px #8ff3ff55; }
.plano:has(input:focus-visible) { outline: 3px solid #ffe066; outline-offset: 3px; }
.plano .nome { font-weight: 800; color: var(--texto); font-size: 1.1rem; }
.plano .preco { font-family: var(--titulos); font-size: 2.2rem; font-weight: 800; color: var(--texto); }
.plano .preco small { font-size: 1rem; color: var(--suave); font-weight: 600; }
.plano .nota { font-size: .92rem; }
.selo { position: absolute; top: -11px; right: 14px; background: var(--ok); color: #04261d; font-weight: 800; font-size: .8rem; padding: 2px 10px; border-radius: 999px; }
label.campo { display: block; font-weight: 700; color: var(--texto); margin-top: 14px; }
input[type=email] {
  width: 100%; margin-top: 6px; padding: 13px 14px; border-radius: 12px; border: 1px solid var(--borda);
  background: #0b1030; color: var(--texto); font: inherit; font-size: 1.05rem;
}
input[type=email]:focus-visible { outline: 3px solid #ffe066; outline-offset: 2px; }
.caixa { display: flex; gap: 10px; align-items: flex-start; margin-top: 14px; color: var(--suave); font-size: .95rem; }
.caixa input { margin-top: 4px; width: 20px; height: 20px; flex: none; }
button, a.botao {
  display: inline-block; margin-top: 18px; padding: 13px 24px; border: 0; border-radius: 999px; cursor: pointer;
  background: var(--destaque); color: #fff; font: 800 1.05rem var(--corpo); text-decoration: none;
}
button.suave, a.botao.suave { background: var(--vidro); border: 1px solid var(--borda); }
button:disabled { opacity: .5; cursor: not-allowed; }
button:focus-visible, a.botao:focus-visible { outline: 3px solid #ffe066; outline-offset: 3px; }
.msg { margin-top: 14px; padding: 12px 14px; border-radius: 12px; background: var(--vidro); border: 1px solid var(--borda); }
.msg.ok { border-color: var(--ok); color: var(--ok); }
.msg.erro { border-color: var(--erro); color: var(--erro); }
[hidden] { display: none !important; }
footer { width: 100%; max-width: 760px; margin-top: 36px; font-size: .9rem; color: #7f8ab5; text-align: center; }
footer a { color: #8c97c4; margin: 0 8px; }
.rascunho { background: #ffe06622; border: 1px solid #ffe066; color: #ffe066; padding: 10px 14px; border-radius: 12px; font-weight: 700; margin-bottom: 14px; }
dl { display: grid; grid-template-columns: max-content 1fr; gap: 6px 18px; margin-top: 8px; }
dt { color: var(--suave); } dd { color: var(--texto); font-weight: 700; }