:root {
    --bg: #f4f6f9;
    --card: #ffffff;
    --texto: #1f2937;
    --muted: #6b7280;
    --primaria: #1e3a5f;
    --acento: #2980b9;
    --ok: #27ae60;
    --ruim: #c0392b;
    --alerta: #e67e22;
    --borda: #e5e7eb;
}
@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
        --bg: #0f172a;
        --card: #1e293b;
        --texto: #e2e8f0;
        --muted: #94a3b8;
        --primaria: #0b1220;
        --borda: #334155;
    }
}
:root[data-theme="dark"] {
    --bg: #0f172a;
    --card: #1e293b;
    --texto: #e2e8f0;
    --muted: #94a3b8;
    --primaria: #0b1220;
    --borda: #334155;
}

* { box-sizing: border-box; }
body {
    margin: 0;
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
    background: var(--bg);
    color: var(--texto);
    font-size: 15px;
}
h1 { font-size: 1.5rem; margin: .2rem 0 .5rem; }
h2 { font-size: 1.1rem; margin: 0 0 .75rem; }
h3 { font-size: 1rem; margin: 0 0 .5rem; }
h4 { font-size: .9rem; margin: .9rem 0 .3rem; }
a { color: var(--acento); }
.muted { color: var(--muted); font-size: .9em; }
code { background: var(--borda); padding: 1px 5px; border-radius: 4px; }

.topo {
    background: var(--primaria);
    color: #fff;
    padding: 12px 16px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: space-between;
    align-items: center;
}
.topo a { color: #fff; margin-left: 12px; }
.topo .muted { color: #cbd5e1; }

.container { max-width: 1280px; margin: 0 auto; padding: 16px; display: grid; gap: 16px; }

.card {
    background: var(--card);
    border: 1px solid var(--borda);
    border-radius: 12px;
    padding: 16px;
    min-width: 0;
}
.grid2 { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr)); }
.kpis { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 180px), 1fr)); }
.kpi { display: flex; flex-direction: column; gap: 4px; }
.kpi strong { font-size: 1.8rem; }
.kpi.destaque { border-color: var(--alerta); }
.delta { font-size: .8rem; color: var(--muted); }
.delta.up { color: var(--ok); }
.delta.down { color: var(--ruim); }

.filtros {
    display: grid;
    gap: 10px;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 160px), 1fr));
    align-items: end;
}
.acoes { display: flex; gap: 8px; flex-wrap: wrap; }

label { display: grid; gap: 4px; font-size: .85rem; color: var(--muted); }
input, select, textarea, button, .botao-sec {
    font: inherit;
    padding: 9px 10px;
    border-radius: 8px;
    border: 1px solid var(--borda);
    background: var(--card);
    color: var(--texto);
    width: 100%;
}
button {
    background: var(--acento);
    color: #fff;
    border: none;
    cursor: pointer;
    width: auto;
    padding: 9px 16px;
}
.botao-sec {
    width: auto;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.tabela-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th, td { padding: 8px; border-bottom: 1px solid var(--borda); text-align: left; vertical-align: top; }
th { color: var(--muted); font-weight: 600; font-size: .8rem; text-transform: uppercase; letter-spacing: .03em; }
td.nota, .nota { font-variant-numeric: tabular-nums; font-weight: 600; }

.tag { padding: 2px 8px; border-radius: 999px; font-size: .78rem; color: #fff; white-space: nowrap; }
.tag.ok { background: var(--ok); }
.tag.ruim { background: var(--ruim); }
.tag.neutro { background: var(--muted); }

.alerta { padding: 10px 12px; border-radius: 8px; margin: 0 0 12px; }
.alerta.ok { background: #e8f8ef; color: #1e6b3b; }
.alerta.erro { background: #fdecea; color: #8a2419; }

.campo input { min-width: 220px; }
.check { display: inline-flex; gap: 6px; align-items: center; color: var(--texto); }
.check input { width: auto; }
.analise { border-top: 1px solid var(--borda); padding-top: 12px; margin-top: 12px; }
.analise ul { margin: 0; padding-left: 20px; }
.lista { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.lista li { border-bottom: 1px solid var(--borda); padding-bottom: 8px; }

dl.info { display: grid; grid-template-columns: max-content 1fr; gap: 6px 16px; margin: 0; }
dl.info dt { color: var(--muted); }
dl.info dd { margin: 0; }

.login { display: grid; place-items: center; min-height: 100vh; padding: 16px; }
.login-card { width: 100%; max-width: 360px; display: grid; gap: 12px; }
.login-card form { display: grid; gap: 12px; }
.login-card button { width: 100%; }

@media (max-width: 600px) {
    .container { padding: 12px; }
    .topo nav { width: 100%; }
    h1 { font-size: 1.3rem; }
}

.log { background: #0f172a; color: #e2e8f0; padding: 12px; border-radius: 8px; overflow-x: auto; white-space: pre-wrap; font-size: .85rem; margin: 0; }
button.perigo { background: var(--ruim); }