*{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:#f5f6fa;color:#1f2430}
a{text-decoration:none;color:inherit}
.app{display:flex;min-height:100vh}
.sidebar{width:250px;background:#0e1726;color:#c7d0e0;display:flex;flex-direction:column;position:fixed;top:0;bottom:0;left:0}
.marca{padding:22px 20px;font-weight:800;font-size:20px;color:#fff;border-bottom:1px solid #1e293b}
.marca span{display:block;font-size:12px;font-weight:500;color:#8a97ad;margin-top:2px}
.sidebar nav{flex:1;padding:10px 0;overflow-y:auto}
.sidebar nav a{display:block;padding:12px 20px;color:#c7d0e0;font-size:14px;border-left:3px solid transparent}
.sidebar nav a:hover{background:#16223a;color:#fff}
.sidebar nav a.ativo{background:#16223a;color:#fff;border-left-color:#3b82f6}
.rodape-side{padding:16px 20px;border-top:1px solid #1e293b;display:flex;align-items:center;justify-content:space-between;gap:8px}
.rodape-side .user{font-size:13px;color:#fff}
.rodape-side .user small{display:block;color:#8a97ad;font-size:11px}
.rodape-side .sair{color:#f87171;font-size:13px;font-weight:600}
.conteudo{margin-left:250px;flex:1;padding:28px 32px;width:calc(100% - 250px)}
h1.titulo{font-size:26px;margin-bottom:20px}
.topo{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:18px;margin-bottom:24px}
.card{background:#fff;border-radius:12px;padding:20px;box-shadow:0 1px 3px rgba(0,0,0,.06)}
.card .rot{font-size:13px;color:#6b7280;display:flex;justify-content:space-between}
.card .val{font-size:28px;font-weight:800;margin-top:8px}
.card .sub{font-size:12px;color:#9ca3af;margin-top:4px}
.painel{background:#fff;border-radius:12px;padding:22px;box-shadow:0 1px 3px rgba(0,0,0,.06);margin-bottom:20px}
.painel h2{font-size:17px;margin-bottom:16px}
table{width:100%;border-collapse:collapse}
th,td{text-align:left;padding:12px 10px;border-bottom:1px solid #eef0f4;font-size:14px}
th{color:#6b7280;font-weight:600;font-size:12px;text-transform:uppercase}
.btn{display:inline-block;border:none;border-radius:8px;padding:10px 18px;font-size:14px;font-weight:600;cursor:pointer}
.btn.azul{background:#2563eb;color:#fff}
.btn.azul:hover{background:#1d4ed8}
.btn.cinza{background:#e5e7eb;color:#374151}
.btn.pequeno{padding:6px 12px;font-size:13px}
.btn.perigo{background:#fee2e2;color:#b91c1c}
input,select{width:100%;padding:11px 12px;border:1px solid #d5d9e0;border-radius:8px;font-size:14px;margin-bottom:14px;background:#fff}
input:focus,select:focus{outline:none;border-color:#2563eb}
label{display:block;font-size:13px;font-weight:600;margin-bottom:6px;color:#374151}
.linha{display:flex;gap:14px;flex-wrap:wrap;align-items:flex-end}
.linha>div{flex:1;min-width:140px}
.busca{max-width:420px}
.vazio{text-align:center;color:#9ca3af;padding:30px}
.alerta{padding:12px 16px;border-radius:8px;margin-bottom:18px;font-size:14px}
.alerta.ok{background:#dcfce7;color:#166534}
.alerta.erro{background:#fee2e2;color:#b91c1c}
.acoes-linha{display:flex;gap:8px}
/* modal simples */
.modal-bg{position:fixed;inset:0;background:rgba(0,0,0,.45);display:flex;align-items:center;justify-content:center;padding:20px;z-index:50}
.modal{background:#fff;border-radius:12px;padding:24px;width:100%;max-width:440px}
.modal h3{margin-bottom:16px}
.fechar{float:right;color:#9ca3af;font-size:22px;line-height:1}
/* login */
.tela-login{display:flex;align-items:center;justify-content:center;min-height:100vh;background:#0e1726}
.card-login{background:#fff;border-radius:14px;padding:34px;width:100%;max-width:380px}
.card-login h1{font-size:22px;margin-bottom:18px;text-align:center}
.card-login .sub{text-align:center;color:#6b7280;font-size:14px;margin-bottom:16px}
.logo-login{text-align:center;font-weight:800;font-size:30px;color:#2563eb;margin-bottom:4px}
.card-login .btn{width:100%;margin-top:6px}
@media(max-width:760px){
  .sidebar{width:100%;position:static;flex-direction:column}
  .conteudo{margin-left:0;width:100%;padding:18px}
  .app{flex-direction:column}
}