:root {
  --marinho: #14234C;
  --azul: #0065E3;
  --azul-claro: #E6EFFD;
  --cinza: #5B6785;
  --linha: #DDE3EE;
  --painel: #F3F6FB;
  --vermelho: #C62828;
  --vermelho-claro: #FDECEC;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--painel);
  color: var(--marinho);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
h1 { margin: 0 0 12px; font-size: 1.5rem; }
.topo {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 24px;
  padding: 12px 24px;
  background: var(--marinho);
  color: #fff;
}
.marca { color: #fff; font-weight: 700; text-decoration: none; }
.menu { display: flex; flex-wrap: wrap; gap: 4px; flex: 1; }
.menu a { padding: 6px 12px; border-radius: 6px; color: #C9D4EA; text-decoration: none; }
.menu a:hover { color: #fff; }
.menu a.ativo { background: var(--azul); color: #fff; }
.sair { display: flex; align-items: center; gap: 12px; margin: 0; font-size: .9rem; }
.sair button {
  padding: 4px 12px;
  border: 1px solid #5B6785;
  border-radius: 6px;
  background: transparent;
  color: #fff;
  font: inherit;
  cursor: pointer;
}
.conteudo { flex: 1; width: 100%; max-width: 1200px; margin: 0 auto; padding: 24px 16px; }
.vazio { padding: 32px; border: 1px dashed var(--linha); border-radius: 8px; background: #fff; color: var(--cinza); }
.aviso { padding: 10px 14px; border-radius: 6px; background: var(--azul-claro); }
.aviso-erro { background: var(--vermelho-claro); color: var(--vermelho); }
.tela-login { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 24px 16px; }
.tela-login .aviso { width: 100%; max-width: 380px; margin: 0 0 12px; }
.cartao-login {
  display: flex;
  flex-direction: column;
  width: 100%;
  max-width: 380px;
  padding: 32px;
  border: 1px solid var(--linha);
  border-radius: 10px;
  background: #fff;
}
.sobretitulo { margin: 0; color: var(--cinza); font-size: .8rem; letter-spacing: .08em; text-transform: uppercase; }
.cartao-login h1 { margin-bottom: 20px; }
.cartao-login label { margin-bottom: 4px; font-size: .9rem; color: var(--cinza); }
.cartao-login input {
  margin-bottom: 16px;
  padding: 10px 12px;
  border: 1px solid var(--linha);
  border-radius: 6px;
  font: inherit;
}
.cartao-login input:focus { outline: 2px solid var(--azul); outline-offset: -1px; }
.cartao-login button {
  padding: 10px;
  border: 0;
  border-radius: 6px;
  background: var(--azul);
  color: #fff;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}
.rodape { padding: 12px; text-align: center; color: var(--cinza); font-size: .8rem; }