:root {
  --bg: #0f1221; --surface: #1a1f36; --surface-2: #232a47; --border: #2d3657;
  --text: #e8ecf8; --muted: #9aa3c4; --primary: #4f7cff; --green: #22c55e;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: 'Segoe UI', system-ui, sans-serif; background: var(--bg); color: var(--text); }
.hidden { display: none !important; }
.muted { color: var(--muted); }
.erro { color: #ef4444; min-height: 18px; margin: 6px 0 0; font-size: 13px; }
.brand { font-size: 18px; display: flex; align-items: center; gap: 8px; }
.brand strong { color: var(--primary); }
.dot { width: 9px; height: 9px; border-radius: 50%; background: var(--primary); box-shadow: 0 0 10px var(--primary); }

input, button { font: inherit; border-radius: 8px; }
input { background: var(--surface-2); border: 1px solid var(--border); color: var(--text); padding: 10px 12px; }
button { cursor: pointer; border: none; padding: 10px 16px; font-weight: 600; background: var(--surface-2); color: var(--text); }
button.primary { background: var(--primary); color: #fff; }
button.ghost { background: transparent; border: 1px solid var(--border); color: var(--text); }

/* Login */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 16px; }
.login-card { background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 28px; width: 320px; display: flex; flex-direction: column; gap: 12px; }
.login-card .brand { font-size: 22px; }

/* App */
.topbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 20px; background: var(--surface); border-bottom: 1px solid var(--border); flex-wrap: wrap; }
.filtros { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.container { max-width: 1100px; margin: 0 auto; padding: 20px 16px; display: flex; flex-direction: column; gap: 16px; }

.kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.kpi { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 16px; }
.kpi .k { color: var(--muted); font-size: 12px; }
.kpi .v { font-size: 26px; font-weight: 800; margin-top: 4px; }

.card { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 18px; }
.card h3 { margin: 0 0 12px; font-size: 15px; }
.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

table { width: 100%; border-collapse: collapse; }
td { padding: 8px 6px; border-bottom: 1px solid var(--border); font-size: 14px; }
td:last-child { text-align: right; color: var(--green); font-weight: 600; white-space: nowrap; }

@media (max-width: 760px) {
  .kpis { grid-template-columns: 1fr 1fr; }
  .grid { grid-template-columns: 1fr; }
  .topbar { flex-direction: column; align-items: stretch; }
}