:root{
  --bg:#0f1b2d; --bg2:#0b1524; --card:#13223a; --linha:#24395c;
  --txt:#eaf1fb; --sub:#9db2d4; --accent:#f6b93b; --accent2:#4a90e2;
  --vermelho:#ff6b5e; --verde:#4ecb8d;
}
*{box-sizing:border-box}
html,body{margin:0}
body{
  background:radial-gradient(1200px 600px at 50% -10%,var(--bg) 0%,var(--bg2) 70%);
  color:var(--txt); min-height:100vh;
  font:16px/1.55 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  display:flex; flex-direction:column; align-items:center;
  padding:28px max(16px,env(safe-area-inset-left,0px)) 40px;
}
a{color:var(--accent2)}
.topo{width:100%; max-width:720px; text-align:center; margin-bottom:8px}
.selo{
  display:inline-block; font-size:12px; letter-spacing:.14em; text-transform:uppercase;
  color:var(--accent); border:1px solid var(--accent); border-radius:20px;
  padding:4px 14px; margin-bottom:16px; font-weight:600;
}
h1{font-size:28px; margin:0 0 6px; text-wrap:balance}
.lead{color:var(--sub); font-size:16px; margin:0 auto; max-width:48ch}

/* ---------- HUB ---------- */
.grade{
  width:100%; max-width:720px; display:grid; gap:16px; margin-top:28px;
  grid-template-columns:1fr;
}
.cartao{
  display:flex; align-items:center; gap:16px; text-decoration:none; color:inherit;
  background:var(--card); border:1px solid var(--linha); border-radius:16px;
  padding:18px 20px; transition:transform .12s ease,border-color .12s ease;
}
.cartao:hover{transform:translateY(-2px); border-color:var(--accent)}
.cartao .num{
  width:44px; height:44px; flex:none; border-radius:12px; background:#1d3357;
  display:grid; place-items:center; font-size:22px;
}
.cartao .txt h2{margin:0 0 2px; font-size:18px}
.cartao .txt p{margin:0; color:var(--sub); font-size:14px}
.cartao .seta{margin-left:auto; color:var(--accent); font-size:22px}

/* ---------- PAGINA DE APRESENTACAO (QR) ---------- */
.palco{
  width:100%; max-width:560px; margin-top:22px; text-align:center;
  background:var(--card); border:1px solid var(--linha); border-radius:22px;
  padding:30px 26px 26px;
}
.palco .rotulo{
  font-size:13px; letter-spacing:.12em; text-transform:uppercase; color:var(--sub); margin:0 0 4px;
}
.palco h1{font-size:24px; margin:0 0 20px}
.molduraqr{
  background:#fff; border-radius:18px; padding:20px; display:inline-block;
  box-shadow:0 10px 30px rgba(0,0,0,.35);
}
.molduraqr img{width:min(340px,72vw); height:auto; display:block}
.instr{
  display:flex; align-items:center; justify-content:center; gap:10px;
  margin:22px auto 0; max-width:40ch; font-size:16px; font-weight:600; color:var(--txt);
}
.instr .ic{font-size:22px}
.dupla{display:flex; gap:18px; flex-wrap:wrap; justify-content:center}
.dupla figure{margin:0}
.dupla figcaption{margin-top:10px; font-size:14px; color:var(--sub); font-weight:600}
.dupla .molduraqr img{width:min(240px,42vw)}

.rodape{
  width:100%; max-width:720px; margin-top:30px; text-align:center;
  color:var(--sub); font-size:12.5px; line-height:1.7;
}
.voltar{display:inline-block; margin-top:22px; font-size:14px; color:var(--sub); text-decoration:none}
.voltar:hover{color:var(--accent)}
.preview{
  display:inline-block; margin-top:16px; font-size:13px; color:var(--sub);
  border:1px dashed var(--linha); border-radius:20px; padding:6px 14px; text-decoration:none;
}
.preview:hover{border-color:var(--accent); color:var(--accent)}