:root {
  --fundo: #0f172a;
  --painel: #1e293b;
  --borda: #334155;
  --texto: #e2e8f0;
  --suave: #94a3b8;
  --acento: #38bdf8;
  --erro: #f87171;
  --ok: #4ade80;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--fundo);
  color: var(--texto);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 16px;
}

h1, h2 { margin: 0 0 12px; font-weight: 600; }
h2 { font-size: 1.05rem; color: var(--acento); }

.tela-login {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100dvh;
  padding: 20px;
}

.cartao-login {
  width: 100%;
  max-width: 360px;
  background: var(--painel);
  border: 1px solid var(--borda);
  border-radius: 14px;
  padding: 28px 24px;
}

.sub { margin: 0 0 20px; color: var(--suave); font-size: .9rem; }

.logo { display: flex; align-items: center; gap: 10px; }
.logo-marca {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 11px;
  background: var(--acento);
  color: #06283a;
  font-size: .9rem;
  font-weight: 800;
  letter-spacing: 0;
}
.logo-nome { font-weight: 700; letter-spacing: 0; }
.logo-compacto .logo-marca { width: 32px; height: 32px; border-radius: 8px; font-size: .72rem; }

.topo {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  background: var(--painel);
  border-bottom: 1px solid var(--borda);
  position: sticky;
  top: 0;
  z-index: 10;
}

.marca { font-weight: 600; }
.usuario { margin-left: auto; color: var(--suave); font-size: .85rem; }

.conteudo {
  max-width: 780px;
  margin: 0 auto;
  padding: 16px 16px 60px;
  display: grid;
  gap: 16px;
}

.bloco {
  background: var(--painel);
  border: 1px solid var(--borda);
  border-radius: 14px;
  padding: 18px 16px;
}

.ajuda { margin: 0 0 14px; color: var(--suave); font-size: .82rem; }

.grade {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 18px;
}

.grade .largo { grid-column: 1 / -1; }

label {
  display: block;
  font-size: .8rem;
  color: var(--suave);
  margin-bottom: 6px;
}

input, select, textarea {
  width: 100%;
  margin-top: 5px;
  padding: 11px 12px;
  background: #0b1220;
  border: 1px solid var(--borda);
  border-radius: 9px;
  color: var(--texto);
  font-size: 16px;
  font-family: inherit;
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--acento);
}

.acoes { display: flex; flex-wrap: wrap; gap: 10px; }

button {
  flex: 1 1 160px;
  padding: 13px 16px;
  border: none;
  border-radius: 9px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
}

.primario { background: var(--acento); color: #06283a; }
.secundario { background: transparent; border: 1px solid var(--borda); color: var(--texto); }
button:disabled { opacity: .55; cursor: progress; }

.link {
  flex: 0 0 auto;
  background: none;
  color: var(--suave);
  font-weight: 500;
  padding: 4px 8px;
  text-decoration: underline;
}

#form-login button { width: 100%; margin-top: 18px; }

.mensagem { min-height: 20px; margin: 12px 0 0; font-size: .85rem; }
.mensagem.erro { color: var(--erro); }
.mensagem.ok { color: var(--ok); }
.mensagem.carregando { color: var(--acento); }

.alerta {
  margin-top: 14px;
  padding: 13px 14px;
  border: 1px solid #f59e0b;
  border-left: 4px solid #f59e0b;
  border-radius: 9px;
  background: #422006;
  color: #fef3c7;
  font-size: .86rem;
}
.alerta p { margin: 8px 0 0; line-height: 1.45; }

.previa { margin: 14px 0 0; }
.previa img {
  width: 100%;
  max-height: 240px;
  object-fit: contain;
  border-radius: 10px;
  border: 1px solid var(--borda);
  background: #0b1220;
}

.lista { display: grid; gap: 8px; margin-top: 12px; }

.item {
  padding: 11px 12px;
  background: #0b1220;
  border: 1px solid var(--borda);
  border-radius: 9px;
  font-size: .87rem;
}

.item .meta { color: var(--suave); font-size: .78rem; margin-top: 3px; }

@media (max-width: 520px) {
  .grade { grid-template-columns: 1fr; }
}