/* Painel do Kanvio OCR — mesma paleta do RFC-001, sem dependência externa: o container
   é read_only e roda em rede fechada, então nada de CDN de fonte ou de framework. */
/* `hidden` PRECISA vencer o `display` das classes. A regra do navegador é
   `[hidden] { display: none }` (especificidade 0,1,0) — qualquer `.login`/`.shell` que
   declare `display` empata e ganha por vir depois, e o atributo vira decoração: era assim
   que a tela de login e o painel apareciam JUNTOS, empilhados. Regra global e !important
   para que nenhum `display` novo reabra o buraco. */
[hidden] { display: none !important; }

:root {
  --bg: #f3f4f1; --surface: #fff; --surface-2: #eceeea;
  --border: #d3d6ce; --border-strong: #b9bdb2;
  --ink: #171a16; --ink-muted: #565e52; --ink-faint: #838a7c;
  --accent: #1f5c6b; --accent-ink: #fff; --accent-soft: #e2edee;
  --ok: #2f7a4f; --ok-soft: #e4f1e7;
  --warn: #a3600a; --warn-soft: #f7ead2;
  --danger: #a33b2a; --danger-soft: #f6e2de;
  --radius: 4px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --sans: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14170f; --surface: #1b1f18; --surface-2: #222620;
    --border: #343a2f; --border-strong: #454c3d;
    --ink: #e9ece2; --ink-muted: #a8ae9c; --ink-faint: #767d6c;
    --accent: #6bb0be; --accent-ink: #0d1a1c; --accent-soft: #1c3236;
    --ok: #74c090; --ok-soft: #1c3324;
    --warn: #e3a959; --warn-soft: #3a2c14;
    --danger: #e08a78; --danger-soft: #3a1f1a;
  }
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 15px/1.55 var(--sans); }
h1 { font-size: 1.5rem; margin: 0 0 4px; }
h2 { font-size: 1.05rem; margin: 0 0 12px; }
h3 { font-size: .9rem; margin: 0 0 8px; text-transform: uppercase;
     letter-spacing: .06em; color: var(--ink-faint); font-weight: 600; }
a { color: var(--accent); }
code, .mono { font-family: var(--mono); font-size: .86em; }

/* ── login ─────────────────────────────────────────────────────────────── */
.login { min-height: 100vh; display: grid; place-items: center; padding: 24px; }
.login__card { background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 32px; width: min(380px, 100%);
  display: flex; flex-direction: column; gap: 14px; }
.login__eyebrow { font-family: var(--mono); font-size: 12px; letter-spacing: .1em;
  text-transform: uppercase; color: var(--accent); margin: 0; }
.login h1 { font-size: 1.3rem; margin: 0 0 8px; }

/* ── shell ─────────────────────────────────────────────────────────────── */
.shell { display: grid; grid-template-columns: 220px minmax(0, 1fr); min-height: 100vh; }
.nav { background: var(--surface); border-right: 1px solid var(--border);
  padding: 24px 16px; display: flex; flex-direction: column; gap: 2px; }
.nav__brand { font-weight: 700; letter-spacing: -.01em; margin: 0 0 20px; padding: 0 10px; }
.nav__brand span { color: var(--accent); }
.nav a { display: block; padding: 8px 10px; border-radius: var(--radius);
  color: var(--ink-muted); text-decoration: none; font-size: .92rem; }
.nav a:hover { background: var(--surface-2); color: var(--ink); }
.nav a.is-active { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.nav__foot { margin-top: auto; padding: 12px 10px 0; border-top: 1px solid var(--border);
  font-size: .8rem; color: var(--ink-faint); }
.nav__foot p { margin: 0 0 4px; word-break: break-all; }
.view { padding: 28px 32px 64px; max-width: 1180px; }
@media (max-width: 820px) {
  .shell { grid-template-columns: 1fr; }
  .nav { flex-direction: row; flex-wrap: wrap; border-right: 0;
         border-bottom: 1px solid var(--border); }
  .nav__foot { margin: 0; border: 0; padding-top: 0; }
  .view { padding: 20px 16px 48px; }
}

/* ── blocos ────────────────────────────────────────────────────────────── */
.lede { color: var(--ink-muted); margin: 0 0 24px; max-width: 68ch; }
.card { background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px; margin-bottom: 20px; }
.grid { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); }
.stat { background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 14px 16px; }
.stat b { display: block; font-size: 1.5rem; font-variant-numeric: tabular-nums;
  letter-spacing: -.02em; }
.stat span { font-size: .78rem; text-transform: uppercase; letter-spacing: .05em;
  color: var(--ink-faint); }

table { width: 100%; border-collapse: collapse; font-size: .88rem; }
.scroll { overflow-x: auto; }
th { text-align: left; font-size: .74rem; text-transform: uppercase; letter-spacing: .05em;
  color: var(--ink-faint); border-bottom: 1px solid var(--border-strong);
  padding: 6px 10px 6px 0; font-weight: 600; white-space: nowrap; }
td { padding: 8px 10px 8px 0; border-bottom: 1px solid var(--border); vertical-align: top; }
tr:last-child td { border-bottom: 0; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums;
  padding-right: 16px; }
.empty { color: var(--ink-faint); font-style: italic; padding: 12px 0; }

.tag { display: inline-block; font-size: .72rem; font-weight: 600; padding: 2px 7px;
  border-radius: 10px; letter-spacing: .02em; }
.tag--ok { background: var(--ok-soft); color: var(--ok); }
.tag--warn { background: var(--warn-soft); color: var(--warn); }
.tag--off { background: var(--surface-2); color: var(--ink-faint); }
.tag--danger { background: var(--danger-soft); color: var(--danger); }

/* ── formulários ───────────────────────────────────────────────────────── */
label { display: block; font-size: .8rem; color: var(--ink-muted); margin-bottom: 10px; }
input, select, textarea { display: block; width: 100%; margin-top: 4px; padding: 7px 9px;
  background: var(--bg); color: var(--ink); border: 1px solid var(--border);
  border-radius: var(--radius); font: inherit; font-size: .9rem; }
input[type=checkbox] { width: auto; display: inline-block; margin: 0 6px 0 0; }
textarea { font-family: var(--mono); font-size: .82rem; min-height: 120px; }
.row { display: grid; gap: 0 16px; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); }
.check { display: flex; align-items: center; gap: 6px; margin: 6px 16px 12px 0; }

button { font: inherit; font-size: .88rem; font-weight: 600; padding: 7px 14px;
  background: var(--accent); color: var(--accent-ink); border: 0;
  border-radius: var(--radius); cursor: pointer; }
button:hover { filter: brightness(1.08); }
button.ghost { background: transparent; color: var(--ink-muted);
  border: 1px solid var(--border-strong); }
button.danger { background: transparent; color: var(--danger);
  border: 1px solid var(--danger); }
button.link { background: none; border: 0; color: var(--accent); padding: 0;
  font-weight: 500; text-decoration: underline; cursor: pointer; font-size: .8rem; }
button.mini { padding: 3px 9px; font-size: .78rem; }
.actions { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-top: 8px; }
.error { color: var(--danger); font-size: .85rem; margin: 4px 0 0; }
.hint { color: var(--ink-faint); font-size: .8rem; margin: 6px 0 0; }
.reveal { background: var(--ok-soft); border: 1px solid var(--ok); color: var(--ink);
  border-radius: var(--radius); padding: 12px 14px; margin: 12px 0; }
.reveal code { display: block; margin-top: 6px; word-break: break-all; font-weight: 600; }

.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 20px;
  flex-wrap: wrap; }
.tabs button { background: none; color: var(--ink-muted); border: 0; border-bottom: 2px solid transparent;
  border-radius: 0; padding: 8px 12px; }
.tabs button.is-active { color: var(--accent); border-bottom-color: var(--accent); }

.toast { position: fixed; right: 20px; bottom: 20px; background: var(--surface);
  border: 1px solid var(--border-strong); border-left: 3px solid var(--accent);
  border-radius: var(--radius); padding: 10px 16px; font-size: .88rem;
  box-shadow: 0 8px 24px -12px rgba(0,0,0,.4); max-width: 380px; z-index: 20; }
.toast.is-error { border-left-color: var(--danger); }