:root {
  --bg: #f6f7f9; --fg: #1d2330; --muted: #5f6b7a; --card: #fff; --line: #dfe3e8;
  --accent: #1f6feb; --accent-fg: #fff; --ok: #1a7f37; --ok-bg: #e7f5ea;
  --err: #c62828; --err-bg: #fdecea; --warn: #8a5a00; --warn-bg: #fff4d6;
  --gray: #9aa4b0; --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #11151b; --fg: #e3e8ee; --muted: #9aa5b1; --card: #1a2028; --line: #2c3440;
    --accent: #4c8dff; --ok: #3fb950; --ok-bg: #12261a; --err: #ff6b6b; --err-bg: #2d1517;
    --warn: #e3b341; --warn-bg: #2b230f; --gray: #6b7683;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--fg);
  font: 15px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, Ubuntu, sans-serif;
}
a { color: var(--accent); }
h1 { font-size: 1.4rem; margin: .2rem 0 .8rem; }
h2 { font-size: 1.1rem; margin: 1.4rem 0 .6rem; }
h3 { font-size: .95rem; margin: 0; }
main { max-width: 1200px; margin: 0 auto; padding: 1rem; }
code, .mono { font-family: var(--mono); font-size: .9em; }
.meta, .dica { color: var(--muted); font-size: .88rem; }
.nowrap { white-space: nowrap; }

/* topo */
.topo {
  display: flex; flex-wrap: wrap; align-items: center; gap: .5rem 1rem;
  padding: .5rem 1rem; background: var(--card); border-bottom: 1px solid var(--line);
}
.marca { font-weight: 700; color: var(--fg); text-decoration: none; }
.menu { display: flex; gap: .2rem; flex-wrap: wrap; }
.menu a { padding: .35rem .6rem; border-radius: 6px; color: var(--fg); text-decoration: none; }
.menu a.ativo { background: var(--accent); color: var(--accent-fg); }
.seletor { display: flex; align-items: center; gap: .4rem; margin-left: auto; }
.seletor label { color: var(--muted); font-size: .85rem; }
.sair { margin: 0; }

/* faixas e mensagens */
.faixa { padding: .55rem 1rem; font-size: .92rem; }
.faixa.aviso { background: var(--warn-bg); color: var(--warn); border-bottom: 1px solid var(--line); }
.faixa.erro { background: var(--err-bg); color: var(--err); border-radius: 6px; margin: .5rem 0; }
.msg { padding: .6rem .8rem; border-radius: 6px; margin: .5rem 0; border: 1px solid transparent; }
.msg.ok { background: var(--ok-bg); color: var(--ok); }
.msg.erro { background: var(--err-bg); color: var(--err); }
.msg.aviso { background: var(--warn-bg); color: var(--warn); }

/* formulários */
input, select, textarea, button {
  font: inherit; color: inherit; padding: .4rem .55rem; border-radius: 6px;
  border: 1px solid var(--line); background: var(--bg); max-width: 100%;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: 0; }
button, .botao {
  background: var(--accent); color: var(--accent-fg); border-color: var(--accent);
  cursor: pointer; text-decoration: none; display: inline-block; font-weight: 600;
}
button.sec, .botao.sec { background: transparent; color: var(--accent); }
button.perigo { background: var(--err); border-color: var(--err); color: #fff; }
button.link { background: none; border: 0; color: var(--accent); padding: .35rem; font-weight: 400; }
.pilha { display: flex; flex-direction: column; gap: .55rem; }
.pilha label { display: flex; flex-direction: column; gap: .2rem; font-size: .88rem; color: var(--muted); }
.pilha label input, .pilha label select, .pilha label textarea { color: var(--fg); }
.pilha label.check { flex-direction: row; align-items: center; gap: .5rem; color: var(--fg); }
.pilha button { align-self: flex-start; }
form.inline { display: flex; gap: .3rem; margin: 0; }
form.inline input { width: 6.5em; }

/* blocos */
.cartao { background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: .9rem 1rem; margin: .6rem 0; }
.cartao.estreito { max-width: 420px; margin: 2rem auto; }
.grade { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: .8rem; }
.grade .cartao { margin: 0; }
.linha-titulo { display: flex; align-items: center; justify-content: space-between; gap: .8rem; flex-wrap: wrap; }
.cab-switch h1, .cab-switch h2 { margin: 0; }
.cab-switch { margin-bottom: .5rem; }
.selo { font-size: .75rem; padding: .1rem .45rem; border-radius: 999px; border: 1px solid var(--line); color: var(--muted); white-space: nowrap; }
.selo-alerta { color: var(--warn); border-color: var(--warn); }
.acoes { display: flex; flex-wrap: wrap; gap: .5rem 1.2rem; }
.acoes details { min-width: 0; }
.acoes details[open] { flex-basis: 100%; }
summary { cursor: pointer; color: var(--accent); padding: .2rem 0; }
.acoes form { margin: .5rem 0 .3rem; max-width: 460px; }
.qr { background: #fff; padding: 12px; border-radius: 8px; width: 240px; max-width: 100%; margin: .5rem auto; }
.qr svg { width: 100%; height: auto; display: block; }
.qr path { fill: #000; }
.chave { word-break: break-all; user-select: all; }

/* destaque do switch-alvo na prévia/resultado */
.alvo {
  display: flex; align-items: baseline; flex-wrap: wrap; gap: .3rem .7rem;
  border-left: 5px solid var(--accent); background: var(--card); padding: .6rem 1rem;
  border-radius: 6px; margin-bottom: .8rem;
}
.alvo-nome { font-size: 1.6rem; letter-spacing: .01em; }
.lista-alt { padding-left: 1.2rem; font-weight: 600; }
.depois { font-weight: 600; }
.confirma { max-width: 460px; }

/* tabelas */
.tabela { width: 100%; border-collapse: collapse; background: var(--card); border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.tabela th, .tabela td { text-align: left; padding: .4rem .6rem; border-bottom: 1px solid var(--line); vertical-align: top; }
.tabela th { font-size: .78rem; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); }
.tabela tr:last-child td { border-bottom: 0; }
.dot { display: inline-block; width: .65rem; height: .65rem; border-radius: 50%; margin-right: .4rem; vertical-align: baseline; }
.dot.verde { background: var(--ok); }
.dot.cinza { background: var(--gray); }
.dot.vermelho { background: var(--err); }
.res { font-weight: 600; }
.res-ok { color: var(--ok); }
.res-erro, .res-rejeitado, .res-nao_confirmado { color: var(--err); }
.res-revertido { color: var(--warn); }
.res-interrompido, .res-em_andamento { color: var(--err); font-weight: 700; }
tr.destaque td { background: color-mix(in srgb, var(--err) 12%, transparent); }

@media (max-width: 700px) {
  main { padding: .7rem; }
  .seletor { margin-left: 0; width: 100%; }
  .seletor select { flex: 1; }
  .tabela, .tabela tbody, .tabela tr, .tabela td { display: block; width: 100%; }
  .tabela thead { display: none; }
  .tabela tr { border-bottom: 1px solid var(--line); padding: .35rem 0; }
  .tabela td { border: 0; padding: .15rem .7rem; display: flex; gap: .6rem; }
  .tabela td::before { content: attr(data-label); flex: 0 0 6.5rem; color: var(--muted); font-size: .8rem; }
}