:root {
  color-scheme: light;
  --page: #f6f6f3;
  --surface: #fcfcfb;
  --surface-2: #f1f0ec;
  --ink: #0b0b0b;
  --ink-2: #52514e;
  --muted: #6f6d68;
  --grid: #e1e0d9;
  --axis: #c3c2b7;
  --border: rgba(11, 11, 11, 0.10);
  --accent: #2a78d6;
  --accent-ink: #ffffff;
  --s1: #2a78d6; --s2: #eb6834; --s3: #1baf7a; --s4: #eda100;
  --s5: #e87ba4; --s6: #008300; --s7: #6250d6; --s8: #e34948;
  --good: #0ca30c; --good-ink: #006300; --warning: #fab219; --serious: #ec835a; --critical: #d03b3b;
  --critical-bg: #fbeceb; --warning-bg: #fdf5e3; --info-bg: #eaf2fc; --good-bg: #e8f5e8;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(11, 11, 11, 0.06);
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 15px;
}
@media (prefers-color-scheme: dark) {
  :root:where(:not([data-theme="light"])) {
    color-scheme: dark;
    --page: #0d0d0d; --surface: #1a1a19; --surface-2: #232321; --ink: #f0efec; --ink-2: #c3c2b7; --muted: #9a988f;
    --grid: #2c2c2a; --axis: #383835; --border: rgba(255, 255, 255, 0.10); --accent: #3987e5;
    --s1: #3987e5; --s2: #d95926; --s3: #199e70; --s4: #c98500; --s5: #d55181; --s6: #008300; --s7: #9085e9; --s8: #e66767;
    --good-ink: #0ca30c; --critical-bg: #3a1b1b; --warning-bg: #3a2f14; --info-bg: #16263a; --good-bg: #15301a;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --page: #0d0d0d; --surface: #1a1a19; --surface-2: #232321; --ink: #f0efec; --ink-2: #c3c2b7; --muted: #9a988f;
  --grid: #2c2c2a; --axis: #383835; --border: rgba(255, 255, 255, 0.10); --accent: #3987e5;
  --s1: #3987e5; --s2: #d95926; --s3: #199e70; --s4: #c98500; --s5: #d55181; --s6: #008300; --s7: #9085e9; --s8: #e66767;
  --good-ink: #0ca30c; --critical-bg: #3a1b1b; --warning-bg: #3a2f14; --info-bg: #16263a; --good-bg: #15301a;
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--page); color: var(--ink); line-height: 1.45; }
h1, h2, h3 { line-height: 1.2; margin: 0; }
h1 { font-size: 1.5rem; font-weight: 600; }
h2 { font-size: 1.05rem; font-weight: 600; }
h3 { font-size: 0.95rem; font-weight: 600; }
a { color: var(--accent); }
button, input, select, textarea { font: inherit; color: inherit; }
.num { font-variant-numeric: tabular-nums; text-align: right; white-space: nowrap; }
.muted { color: var(--muted); }
.small { font-size: 0.85rem; }
.hidden { display: none !important; }

/* Layout */
.shell { display: grid; grid-template-columns: 220px minmax(0, 1fr); min-height: 100vh; }
.nav { background: var(--surface); border-right: 1px solid var(--border); padding: 20px 12px; display: flex; flex-direction: column; gap: 4px; position: sticky; top: 0; height: 100vh; }
.nav .marca { font-weight: 700; font-size: 1.1rem; padding: 4px 12px 16px; }
.nav a { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 9px 12px; border-radius: 8px; color: var(--ink-2); text-decoration: none; }
.nav a:hover { background: var(--surface-2); color: var(--ink); }
.nav a[aria-current="page"] { background: var(--surface-2); color: var(--ink); font-weight: 600; }
.nav .badge { background: var(--accent); color: var(--accent-ink); border-radius: 999px; font-size: 0.75rem; padding: 1px 8px; font-weight: 600; }
.nav .rodape { margin-top: auto; padding: 12px; font-size: 0.85rem; color: var(--muted); display: flex; flex-direction: column; gap: 8px; }
main { padding: 28px 32px 64px; max-width: 1280px; width: 100%; }
.cabecalho { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 20px; flex-wrap: wrap; }
.cabecalho p { margin: 4px 0 0; color: var(--ink-2); }

/* Cards & grid */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px 20px; box-shadow: var(--shadow); }
.card + .card, .grid + .card, .card + .grid, .grid + .grid { margin-top: 16px; }
.card h2 { margin-bottom: 4px; }
.card h3 { margin: 16px 0 4px; }
.card .sub { color: var(--muted); font-size: 0.85rem; margin: 0 0 14px; }
.grid { display: grid; gap: 16px; align-items: start; }
.grid > .card { margin-top: 0; }
.g4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.g3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.g2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.span2 { grid-column: span 2; }

/* KPI */
.kpi .rotulo { color: var(--ink-2); font-size: 0.85rem; }
.kpi .valor { font-size: 1.6rem; font-weight: 600; margin: 6px 0 4px; font-variant-numeric: tabular-nums; }
.kpi .delta { font-size: 0.85rem; color: var(--ink-2); }
.delta .seta-boa { color: var(--good-ink); font-weight: 600; }
.delta .seta-ruim { color: var(--critical); font-weight: 600; }
.barra { height: 8px; background: var(--surface-2); border-radius: 999px; overflow: hidden; margin-top: 10px; }
.barra > span { display: block; height: 100%; background: var(--accent); border-radius: 999px; }
.barra.ruim > span { background: var(--critical); }
.barra.boa > span { background: var(--good); }

/* Alertas */
.alertas { display: flex; flex-direction: column; gap: 8px; }
.alerta { display: grid; grid-template-columns: 22px 1fr auto; gap: 10px; align-items: start; padding: 10px 14px; border-radius: 8px; background: var(--info-bg); }
.alerta .icone { width: 22px; height: 22px; border-radius: 50%; display: grid; place-items: center; font-size: 0.8rem; font-weight: 700; color: #fff; background: var(--accent); }
.alerta.critico { background: var(--critical-bg); } .alerta.critico .icone { background: var(--critical); }
.alerta.atencao { background: var(--warning-bg); } .alerta.atencao .icone { background: var(--warning); color: #0b0b0b; }
.alerta.ok { background: var(--good-bg); } .alerta.ok .icone { background: var(--good); }
.alerta strong { display: block; font-weight: 600; }
.alerta span.det { color: var(--ink-2); font-size: 0.9rem; }

/* Gráficos */
.grafico { position: relative; height: 300px; }
.grafico.baixo { height: 240px; }
.legenda { display: flex; flex-wrap: wrap; gap: 6px 16px; margin: 0 0 10px; font-size: 0.85rem; color: var(--ink-2); padding: 0; list-style: none; }
.legenda li { display: inline-flex; align-items: center; gap: 6px; }
.legenda i { width: 10px; height: 10px; border-radius: 3px; display: inline-block; }
.legenda i.linha { height: 2px; width: 14px; border-radius: 0; }
.legenda i.tracejada { height: 0; width: 14px; border-top: 2px dashed; border-radius: 0; background: none !important; }
.alternar { display: inline-flex; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.alternar button { border: 0; background: transparent; padding: 5px 12px; cursor: pointer; color: var(--ink-2); font-size: 0.85rem; }
.alternar button[aria-pressed="true"] { background: var(--surface-2); color: var(--ink); font-weight: 600; }

/* Tabelas */
.tabela-wrap { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; font-size: 0.9rem; }
th, td { padding: 8px 10px; border-bottom: 1px solid var(--grid); text-align: left; vertical-align: middle; }
th { font-weight: 600; color: var(--ink-2); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.02em; background: var(--surface); position: sticky; top: 0; }
tbody tr:hover { background: var(--surface-2); }
tfoot td { font-weight: 600; border-top: 1px solid var(--axis); border-bottom: 0; }
td.var-up { color: var(--critical); } td.var-down { color: var(--good-ink); }
.desc { max-width: 380px; }
.desc .linha2 { font-size: 0.8rem; color: var(--muted); }
.entrada { color: var(--good-ink); }
.tag { display: inline-block; font-size: 0.75rem; padding: 1px 8px; border-radius: 999px; background: var(--surface-2); color: var(--ink-2); white-space: nowrap; }
.tag.alerta-tag { background: var(--critical-bg); color: var(--critical); }
.tag.ok-tag { background: var(--good-bg); color: var(--good-ink); }

/* Formulários */
.form { display: grid; gap: 12px; }
.linha-form { display: flex; flex-wrap: wrap; gap: 12px; align-items: flex-end; }
label.campo { display: flex; flex-direction: column; gap: 4px; font-size: 0.85rem; color: var(--ink-2); min-width: 140px; }
label.campo.cresce { flex: 1 1 220px; }
input[type="text"], input[type="password"], input[type="number"], input[type="date"], input[type="month"], input[type="email"], input[type="search"], select, textarea {
  border: 1px solid var(--axis); border-radius: 8px; padding: 8px 10px; background: var(--surface); min-height: 38px;
}
input:focus-visible, select:focus-visible, button:focus-visible, a:focus-visible, textarea:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
td select { min-height: 32px; padding: 4px 8px; font-size: 0.85rem; max-width: 160px; }
.check { display: inline-flex; gap: 6px; align-items: center; font-size: 0.85rem; color: var(--ink-2); }
.btn { border: 1px solid var(--axis); background: var(--surface); border-radius: 8px; padding: 8px 14px; cursor: pointer; min-height: 38px; font-weight: 500; }
.btn:hover { background: var(--surface-2); }
.btn.primario { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn.primario:hover { filter: brightness(1.08); }
.btn.perigo { color: var(--critical); }
.btn.pequeno { min-height: 30px; padding: 4px 10px; font-size: 0.85rem; }
.btn:disabled { opacity: 0.55; cursor: progress; }
.acoes { display: flex; gap: 6px; flex-wrap: wrap; }
.dropzone { border: 2px dashed var(--axis); border-radius: var(--radius); padding: 28px; text-align: center; color: var(--ink-2); cursor: pointer; }
.dropzone.ativo { border-color: var(--accent); background: var(--info-bg); }

/* Login */
.login { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login .card { width: min(420px, 100%); padding: 28px; }
.login h1 { margin-bottom: 6px; }
.login p { color: var(--ink-2); margin: 0 0 18px; }
.qr { display: block; margin: 12px auto; border-radius: 8px; background: #fff; padding: 8px; }
.codigos { font-family: ui-monospace, Consolas, monospace; display: grid; grid-template-columns: 1fr 1fr; gap: 6px; background: var(--surface-2); padding: 12px; border-radius: 8px; }
.segredo { font-family: ui-monospace, Consolas, monospace; word-break: break-all; font-size: 0.85rem; background: var(--surface-2); padding: 8px; border-radius: 6px; }
.erro { color: var(--critical); font-size: 0.9rem; min-height: 1.2em; }

#toast { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); background: var(--ink); color: var(--page); padding: 10px 18px; border-radius: 8px; font-size: 0.9rem; opacity: 0; pointer-events: none; transition: opacity 0.2s; z-index: 20; max-width: calc(100% - 32px); }
#toast.on { opacity: 1; }

/* Tooltip de gráficos (HTML, seguindo o tema) */
.tip { position: absolute; pointer-events: none; background: var(--surface); border: 1px solid var(--border); box-shadow: 0 4px 16px rgba(0,0,0,.12); border-radius: 8px; padding: 8px 10px; font-size: 0.82rem; min-width: 160px; z-index: 5; transition: opacity .1s; }
.tip .t { font-weight: 600; margin-bottom: 4px; }
.tip .r { display: flex; justify-content: space-between; gap: 12px; color: var(--ink-2); }
.tip .r b { color: var(--ink); font-weight: 600; font-variant-numeric: tabular-nums; }
.tip i { display: inline-block; width: 8px; height: 8px; border-radius: 2px; margin-right: 6px; }

@media (max-width: 1080px) { .g4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } .g3 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 760px) {
  .shell { grid-template-columns: minmax(0, 1fr); }
  .nav { position: static; height: auto; flex-direction: row; overflow-x: auto; padding: 8px 12px; border-right: 0; border-bottom: 1px solid var(--border); }
  .nav .marca, .nav .rodape { display: none; }
  .nav a { white-space: nowrap; }
  main { padding: 18px 16px 48px; }
  .g4, .g3, .g2 { grid-template-columns: 1fr; }
  .span2 { grid-column: auto; }
}
.tag.mov-entrada { background: var(--good-bg); color: var(--good-ink); font-weight: 600; }
.tag.mov-saida { background: var(--critical-bg); color: var(--critical); font-weight: 600; }