:root {
  --bg: #f4f4f2;
  --surface: #ffffff;
  --text: #111827;
  --muted: #6b7280;
  --border: #d1d5db;
  --primary: #111827;
  --ok: #047857;
  --ok-bg: #d1fae5;
  --nok: #b91c1c;
  --nok-bg: #fee2e2;
  --warn-bg: #fef3c7;
  --warn: #92400e;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
}
.hidden { display: none !important; }

.topo {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 16px; background: var(--primary); color: #fff;
}
.topo span { margin-left: auto; font-size: 14px; opacity: .85; }
.topo .link { color: #fff; }

.container { max-width: 720px; margin: 0 auto; padding: 16px; }
h1 { font-size: 22px; margin: 8px 0 12px; }
h2 { font-size: 18px; margin: 20px 0 8px; }

.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 10px; padding: 14px; margin-bottom: 12px;
}

button, .botao {
  font: inherit; cursor: pointer; border-radius: 8px;
  border: 1px solid var(--primary); background: var(--primary); color: #fff;
  padding: 12px 16px; min-height: 44px;
}
button.secundario { background: #fff; color: var(--primary); }
button.link { background: none; border: none; color: #fff; padding: 4px; min-height: auto; text-decoration: underline; }
button.grande { width: 100%; font-size: 18px; font-weight: 700; }
button:disabled { opacity: .5; cursor: not-allowed; }

input[type="text"], input[type="password"], input[type="number"], input[type="date"], textarea {
  font: inherit; width: 100%; padding: 10px 12px; min-height: 44px;
  border: 1px solid var(--border); border-radius: 8px; background: #fff;
}
textarea { min-height: 70px; resize: vertical; }
label.campo { display: block; margin-bottom: 12px; font-weight: 600; }
label.campo small { display: block; font-weight: 400; color: var(--muted); }

.opcoes { display: flex; flex-wrap: wrap; gap: 8px; }
.opcoes label {
  border: 1px solid var(--border); border-radius: 8px; padding: 10px 12px;
  background: #fff; cursor: pointer; min-height: 44px; display: flex; align-items: center;
}
.opcoes input { margin-right: 6px; }

.veiculos { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.veiculos button { min-height: 96px; font-size: 17px; font-weight: 700; }

.item {
  display: grid; grid-template-columns: 1fr auto; gap: 8px;
  padding: 10px 0; border-top: 1px solid var(--hair, #e5e7eb);
}
.item:first-child { border-top: none; }
.item .descricao { font-weight: 600; }
.toggle { display: flex; gap: 6px; }
.toggle button {
  min-width: 56px; background: #fff; color: var(--text); border-color: var(--border);
}
.toggle button.ok.ativo { background: var(--ok-bg); color: var(--ok); border-color: var(--ok); }
.toggle button.nok.ativo { background: var(--nok-bg); color: var(--nok); border-color: var(--nok); }
.item .obs { grid-column: 1 / -1; }
.item.nok { background: var(--nok-bg); border-radius: 8px; padding: 10px; }

.grupo { margin-bottom: 16px; }
.grupo > h2 { margin-top: 12px; }

.aviso { background: var(--warn-bg); color: var(--warn); border-radius: 8px; padding: 10px 12px; margin: 8px 0; }
.erro { background: var(--nok-bg); color: var(--nok); border-radius: 8px; padding: 10px 12px; margin: 8px 0; }
.sucesso { background: var(--ok-bg); color: var(--ok); border-radius: 8px; padding: 10px 12px; margin: 8px 0; }

.lista button.linha {
  display: block; width: 100%; text-align: left; background: #fff; color: var(--text);
  border: 1px solid var(--border); margin-bottom: 8px;
}
.lista small { color: var(--muted); }
.badge {
  display: inline-block; font-size: 13px; padding: 2px 8px; border-radius: 999px;
  background: var(--nok-bg); color: var(--nok); margin-left: 6px;
}

.acoes { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 12px; }
.acoes > * { flex: 1 1 auto; }

.marcado { display: flex; align-items: center; gap: 6px; font-weight: 600; }
.marcado input { width: 20px; height: 20px; }

@media (max-width: 480px) {
  .veiculos { grid-template-columns: 1fr; }
  .item { grid-template-columns: 1fr; }
  .toggle button { flex: 1; }
}