:root{--bg: #0A0F1E;--surface: #111A2E;--surface2: #1A2540;--borda: #24304D;--primaria: #3B82F6;--accent: #22D3EE;--texto: #F1F5F9;--textoFraco: #94A3B8;--erro: #EF4444;--sucesso: #22C55E}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--texto);font-family:-apple-system,Segoe UI,Roboto,sans-serif;-webkit-font-smoothing:antialiased}.tela{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}.cartao{width:100%;max-width:380px;background:var(--surface);border:1px solid var(--borda);border-radius:14px;padding:32px}.marca{display:flex;align-items:center;gap:10px;margin-bottom:28px}.selo{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--primaria),var(--accent));display:flex;align-items:center;justify-content:center;font-weight:700;color:var(--bg);font-size:15px}h1{font-size:17px;margin:0;font-weight:600}.sub{font-size:12px;color:var(--textoFraco);margin:2px 0 0}label{display:block;font-size:12px;color:var(--textoFraco);margin:16px 0 6px}input{width:100%;background:var(--surface2);border:1px solid var(--borda);color:var(--texto);border-radius:9px;padding:11px 13px;font-size:14px;outline:none}input:focus{border-color:var(--primaria)}input.codigo{font-size:22px;letter-spacing:8px;text-align:center;font-variant-numeric:tabular-nums}button{width:100%;margin-top:22px;background:var(--primaria);color:#fff;border:0;border-radius:9px;padding:12px;font-size:14px;font-weight:600;cursor:pointer}button:disabled{opacity:.55;cursor:not-allowed}button.secundario{background:transparent;border:1px solid var(--borda)}.erro{margin-top:14px;background:#ef44441f;border:1px solid rgba(239,68,68,.35);color:#fca5a5;font-size:13px;padding:10px 12px;border-radius:9px}.painel{max-width:760px;margin:0 auto;padding:40px 24px}.topo{display:flex;justify-content:space-between;align-items:center;padding-bottom:20px;border-bottom:1px solid var(--borda);margin-bottom:28px}.topo button{width:auto;margin:0;padding:8px 16px;font-size:13px}.grade{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}.bloco{background:var(--surface);border:1px solid var(--borda);border-radius:12px;padding:18px}.bloco h3{margin:0 0 6px;font-size:14px;font-weight:600}.bloco p{margin:0;font-size:13px;color:var(--textoFraco);line-height:1.5}