:root {
  --fundo: #f4f6f8;
  --cartao: #ffffff;
  --texto: #17202a;
  --suave: #5d6d7e;
  --borda: #dde3e9;
  --destaque: #0f766e;
  --erro: #b42318;
  --aviso: #e6f4f1;
}

* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif; background: var(--fundo); color: var(--texto); }
main { max-width: 1100px; margin: 0 auto; padding: 24px 16px; }
h1 { font-size: 1.6rem; margin: 0 0 16px; }
h2 { font-size: 1.15rem; margin: 0 0 12px; }
h2 small { color: var(--suave); font-weight: normal; }
a { color: var(--destaque); }

.topo { display: flex; align-items: center; gap: 24px; padding: 12px 16px; background: var(--texto); color: #fff; flex-wrap: wrap; }
.topo a { color: #fff; text-decoration: none; }
.topo nav { display: flex; gap: 16px; flex: 1; }
.marca { font-weight: 700; }
.sair { display: flex; align-items: center; gap: 12px; margin: 0; }
.sair button { background: transparent; border: 1px solid #fff6; color: #fff; padding: 4px 12px; }

.cartao { background: var(--cartao); border: 1px solid var(--borda); border-radius: 8px; padding: 20px; margin-bottom: 16px; }
.estreito { max-width: 480px; margin: 40px auto; }
.texto { max-width: 760px; margin: 0 auto; }
.titulo-linha { display: flex; justify-content: space-between; align-items: center; }

label { display: block; margin-bottom: 12px; font-weight: 600; }
label small, .dica { color: var(--suave); font-weight: normal; }
label.inline { display: inline-flex; align-items: center; gap: 6px; margin-right: 14px; font-weight: normal; }
input, select { display: block; width: 100%; margin-top: 4px; padding: 8px 10px; border: 1px solid var(--borda); border-radius: 6px; font: inherit; }
label.inline input { display: inline; width: auto; margin: 0; }
fieldset { border: 1px solid var(--borda); border-radius: 6px; margin: 0 0 12px; padding: 10px 14px; }
legend { font-weight: 600; padding: 0 4px; }
.grade { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 0 16px; align-items: end; }

button, .botao { background: var(--destaque); color: #fff; border: 0; border-radius: 6px; padding: 9px 18px; font: inherit; cursor: pointer; text-decoration: none; display: inline-block; }

table { width: 100%; border-collapse: collapse; background: var(--cartao); border: 1px solid var(--borda); border-radius: 8px; overflow: hidden; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--borda); }
th { background: #eef2f5; font-size: .85rem; color: var(--suave); }

.lista { list-style: none; padding: 0; margin: 0; }
.lista li { padding: 8px 0; border-bottom: 1px solid var(--borda); }
.etiqueta { font-size: .78rem; padding: 2px 8px; border-radius: 99px; background: #e5e7eb; }
.etiqueta.ativo { background: #d1fadf; }
.etiqueta.pausado { background: #fef0c7; }
.etiqueta.encerrado { background: #fee4e2; }

.erro { color: var(--erro); }
.aviso { background: var(--aviso); border: 1px solid #b7e1d8; padding: 10px 14px; border-radius: 6px; }

@media (max-width: 640px) {
  .topo nav { order: 3; width: 100%; }
}