:root {
  --cor-fundo: #f5f6fa;
  --cor-texto: #1f2430;
  --cor-primaria: #3a4bdb;
  --cor-primaria-escura: #2c39ad;
  --cor-borda: #dde1ea;
  --cor-erro: #c0392b;
  --cor-ok: #1e8e5a;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
  background: var(--cor-fundo);
  color: var(--cor-texto);
}

.topo {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  background: #fff;
  border-bottom: 1px solid var(--cor-borda);
}

.topo-logo { font-weight: 700; text-decoration: none; color: var(--cor-texto); }
.topo-nav { display: flex; align-items: center; gap: 16px; }
.topo-nav a { color: var(--cor-primaria); text-decoration: none; }
.topo-usuario { color: #666; font-size: 14px; }
.topo-logout button {
  background: none; border: 1px solid var(--cor-borda); border-radius: 6px;
  padding: 6px 12px; cursor: pointer; font-size: 14px;
}

.conteudo { max-width: 960px; margin: 0 auto; padding: 32px 20px; }

.cartao {
  background: #fff; border: 1px solid var(--cor-borda); border-radius: 10px;
  padding: 24px; margin-bottom: 20px;
}

.form-grupo { margin-bottom: 16px; }
.form-grupo label { display: block; margin-bottom: 6px; font-weight: 600; font-size: 14px; }
.form-grupo input[type="text"],
.form-grupo input[type="email"],
.form-grupo input[type="password"],
.form-grupo select,
.form-grupo textarea {
  width: 100%; padding: 10px 12px; border: 1px solid var(--cor-borda); border-radius: 8px; font-size: 15px;
}

.botao {
  display: inline-block; background: var(--cor-primaria); color: #fff; border: none;
  padding: 10px 18px; border-radius: 8px; font-size: 15px; cursor: pointer; text-decoration: none;
}
.botao:hover { background: var(--cor-primaria-escura); }
.botao-secundario { background: #fff; color: var(--cor-texto); border: 1px solid var(--cor-borda); }
.botao-perigo { background: var(--cor-erro); }

.erro { color: var(--cor-erro); background: #fdecea; border: 1px solid #f5c6c0; padding: 10px 14px; border-radius: 8px; margin-bottom: 16px; }
.aviso-ok { color: var(--cor-ok); background: #e9f7ef; border: 1px solid #bfe6cf; padding: 10px 14px; border-radius: 8px; margin-bottom: 16px; }

.login-container { max-width: 380px; margin: 60px auto; }
.login-container h1 { text-align: center; font-size: 22px; margin-bottom: 24px; }

.cards-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 16px;
}
.card-ferramenta {
  display: block; background: #fff; border: 1px solid var(--cor-borda); border-radius: 10px;
  padding: 20px; text-decoration: none; color: var(--cor-texto); transition: box-shadow .15s;
}
.card-ferramenta:hover { box-shadow: 0 2px 10px rgba(0,0,0,.08); }
.card-ferramenta h3 { margin: 0 0 6px; font-size: 17px; }
.card-ferramenta p { margin: 0; font-size: 13px; color: #666; }

table { width: 100%; border-collapse: collapse; background: #fff; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--cor-borda); font-size: 14px; }
th { color: #666; font-weight: 600; font-size: 13px; text-transform: uppercase; }

.barra-acoes { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }

.tag { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 12px; background: #eef0fb; color: var(--cor-primaria); }
.tag-off { background: #fdecea; color: var(--cor-erro); }

.mfa-codigo-container { text-align: center; }
.mfa-qr { margin: 16px 0; }
.mfa-segredo { font-family: monospace; background: #f0f1f6; padding: 8px; border-radius: 6px; display: inline-block; margin-bottom: 16px; }