:root {
  --bg: #f5f6f8;
  --painel: #ffffff;
  --texto: #1d2330;
  --suave: #6b7385;
  --borda: #e3e6ec;
  --primaria: #2f5bd3;
  --primaria-escura: #2349ad;
  --verde: #1f8a4c;
  --vermelho: #c43d3d;
  --amarelo: #b7791f;
  --lateral: #1d2330;
  --raio: 10px;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--texto);
  font-size: 15px;
}
.carregando { padding: 40px; text-align: center; color: var(--suave); }

/* Login */
.tela-login { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.caixa-login { background: var(--painel); padding: 32px; border-radius: 14px; width: 100%; max-width: 380px; box-shadow: 0 8px 30px rgba(0,0,0,.08); }
.caixa-login h1 { margin: 0 0 4px; font-size: 22px; }
.caixa-login p { margin: 0 0 20px; color: var(--suave); }

/* Layout */
.layout { display: flex; min-height: 100vh; }
.lateral { width: 230px; background: var(--lateral); color: #cfd5e2; padding: 20px 12px; display: flex; flex-direction: column; flex-shrink: 0; }
.marca { color: #fff; font-weight: 700; font-size: 17px; padding: 4px 10px 20px; }
.lateral a { display: block; color: inherit; text-decoration: none; padding: 9px 12px; border-radius: 8px; margin-bottom: 2px; }
.lateral a:hover { background: rgba(255,255,255,.07); }
.lateral a.ativo { background: var(--primaria); color: #fff; }
.lateral .rodape { margin-top: auto; padding: 12px 10px 0; font-size: 13px; border-top: 1px solid rgba(255,255,255,.1); }
.lateral .rodape button { margin-top: 8px; width: 100%; }
.conteudo { flex: 1; padding: 24px 28px; min-width: 0; }
.topo-mobile { display: none; }
h2 { margin: 0 0 18px; font-size: 22px; }
h3 { margin: 0 0 12px; font-size: 16px; }

/* Componentes */
.cartao { background: var(--painel); border: 1px solid var(--borda); border-radius: var(--raio); padding: 18px; margin-bottom: 18px; }
.grade { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 14px; margin-bottom: 18px; }
.kpi { background: var(--painel); border: 1px solid var(--borda); border-radius: var(--raio); padding: 16px; }
.kpi .rot { color: var(--suave); font-size: 13px; }
.kpi .val { font-size: 22px; font-weight: 700; margin-top: 6px; font-variant-numeric: tabular-nums; }
.pos { color: var(--verde); }
.neg { color: var(--vermelho); }
.alerta { color: var(--amarelo); }

label { display: block; font-size: 13px; color: var(--suave); margin-bottom: 4px; }
input, select, textarea {
  width: 100%; padding: 9px 10px; border: 1px solid var(--borda); border-radius: 8px;
  font: inherit; background: #fff; color: var(--texto);
}
input:focus, select:focus { outline: 2px solid rgba(47,91,211,.25); border-color: var(--primaria); }
.campo { margin-bottom: 12px; }
.form-grade { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; align-items: end; }

button, .btn {
  border: 1px solid var(--borda); background: #fff; color: var(--texto); padding: 9px 14px;
  border-radius: 8px; font: inherit; cursor: pointer; white-space: nowrap;
}
button:hover { background: #f0f2f6; }
button.primario { background: var(--primaria); border-color: var(--primaria); color: #fff; }
button.primario:hover { background: var(--primaria-escura); }
button.perigo { color: var(--vermelho); }
button.pequeno { padding: 4px 9px; font-size: 13px; }
button.largo { width: 100%; }
.lateral button { background: transparent; color: #cfd5e2; border-color: rgba(255,255,255,.2); }
.acoes { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.barra { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 14px; }

/* Tabelas */
.tabela-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { padding: 9px 10px; border-bottom: 1px solid var(--borda); text-align: left; }
th { font-size: 12px; text-transform: uppercase; letter-spacing: .03em; color: var(--suave); font-weight: 600; background: #fafbfc; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
tr.total td { font-weight: 700; background: #f7f8fa; }
tr.subtotal td { font-weight: 600; background: #fbfbfd; }
tr.resultado td { font-weight: 700; background: #eef3ff; }
td.indent { padding-left: 28px; color: var(--suave); }
.etiqueta { display: inline-block; padding: 2px 8px; border-radius: 99px; font-size: 12px; font-weight: 600; }
.etiqueta.entrada, .etiqueta.pago { background: #e5f4ea; color: var(--verde); }
.etiqueta.saida { background: #fbe9e9; color: var(--vermelho); }
.etiqueta.pendente { background: #fdf3e1; color: var(--amarelo); }
.vazio { color: var(--suave); text-align: center; padding: 24px; }

/* Gráfico */
.grafico { width: 100%; height: auto; display: block; }
.legenda { display: flex; gap: 16px; font-size: 13px; color: var(--suave); margin-top: 8px; }
.legenda span::before { content: ""; display: inline-block; width: 10px; height: 10px; border-radius: 2px; margin-right: 6px; vertical-align: -1px; background: var(--c); }

/* Modal */
.fundo-modal { position: fixed; inset: 0; background: rgba(15,20,30,.45); display: grid; place-items: center; padding: 16px; z-index: 50; }
.modal { background: #fff; border-radius: 12px; padding: 22px; width: 100%; max-width: 560px; max-height: 92vh; overflow: auto; }
.modal .acoes { justify-content: flex-end; margin-top: 8px; }

.toast { position: fixed; bottom: 20px; right: 20px; background: var(--texto); color: #fff; padding: 12px 16px; border-radius: 8px; z-index: 60; max-width: 360px; }
.toast.erro { background: var(--vermelho); }
.msg-erro { color: var(--vermelho); font-size: 14px; min-height: 20px; margin: 4px 0 10px; }

@media (max-width: 800px) {
  .layout { flex-direction: column; }
  .lateral { width: 100%; display: none; }
  .lateral.aberta { display: flex; }
  .topo-mobile { display: flex; justify-content: space-between; align-items: center; background: var(--lateral); color: #fff; padding: 12px 16px; }
  .topo-mobile button { background: transparent; color: #fff; border-color: rgba(255,255,255,.3); }
  .conteudo { padding: 16px; }
}

@media print {
  .lateral, .topo-mobile, .barra .acoes, .no-print { display: none !important; }
  .conteudo { padding: 0; }
  .cartao { border: none; padding: 0; }
  body { background: #fff; }
}