:root{
  --auth-bg-inicio: #f8fafc;
  --auth-bg-fim: #e2e8f0;
  --auth-card: rgba(255,255,255,.94);
  --auth-card-borda: rgba(15,23,42,.12);
  --auth-texto: #0f172a;
  --auth-suave: #475569;
  --auth-input: #ffffff;
  --auth-input-borda: rgba(15,23,42,.18);
  --auth-input-texto: #0f172a;
  --auth-foco: rgba(234,88,12,.42);
  --auth-primario: #ea580c;
  --auth-primario-hover: #c2410c;
  --auth-erro: #dc2626;
  --auth-erro-fundo: #fef2f2;
  --auth-sucesso: #16a34a;
  --auth-sucesso-fundo: #f0fdf4;
  --auth-info: #2563eb;
  --auth-info-fundo: #eff6ff;
}

.auth-public-body{
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(circle at 15% 10%, rgba(251,146,60,.13), transparent 28%),
    radial-gradient(circle at 85% 0%, rgba(59,130,246,.12), transparent 32%),
    linear-gradient(180deg, var(--auth-bg-inicio) 0%, var(--auth-bg-fim) 100%);
  color: var(--auth-texto);
}

.auth-public-shell{
  width: 100%;
  min-height: 100vh;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 42px 18px;
}

.auth-card{
  width: 100%;
  border: 1px solid var(--auth-card-borda);
  border-radius: 22px;
  background: var(--auth-card);
  color: var(--auth-texto);
  box-shadow: 0 24px 70px rgba(15,23,42,.14);
  backdrop-filter: blur(14px);
}

.auth-card--login{
  max-width: 520px;
  padding: 28px;
  margin-top: 12vh;
}

.auth-card--cadastro{
  max-width: 860px;
  padding: 28px;
}

.auth-card__topo{
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 22px;
}

.auth-logo{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--auth-texto);
  text-decoration: none;
  font-weight: 800;
  font-size: 20px;
}

.auth-logo__icone{
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 11px;
  background: rgba(234,88,12,.12);
  border: 1px solid rgba(234,88,12,.24);
}

.auth-card h1{
  margin: 0 0 6px;
  font-size: clamp(24px, 3vw, 32px);
  line-height: 1.15;
  color: var(--auth-texto);
}

.auth-subtitulo{
  margin: 0 0 22px;
  color: var(--auth-suave);
  font-size: 16px;
}

.auth-alerta{
  padding: 12px 14px;
  border-radius: 14px;
  margin-bottom: 16px;
  font-weight: 700;
  border: 1px solid transparent;
}

.auth-alerta--erro{
  background: var(--auth-erro-fundo);
  border-color: rgba(220,38,38,.28);
  color: #991b1b;
}

.auth-alerta--sucesso{
  background: var(--auth-sucesso-fundo);
  border-color: rgba(22,163,74,.30);
  color: #166534;
}

.auth-alerta--info{
  background: var(--auth-info-fundo);
  border-color: rgba(37,99,235,.25);
  color: #1e40af;
}

.auth-form h2{
  margin: 22px 0 12px;
  font-size: 17px;
  color: var(--auth-texto);
}

.auth-grid{
  display: grid;
  gap: 14px;
  margin-top: 14px;
}

.auth-grid--duas-colunas{
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.auth-campo{
  margin-top: 14px;
}

.auth-grid .auth-campo{
  margin-top: 0;
}

.auth-campo label{
  display: block;
  margin-bottom: 7px;
  color: var(--auth-suave);
  font-weight: 700;
  font-size: 14px;
}

.auth-campo input{
  width: 100%;
  min-height: 48px;
  padding: 11px 13px;
  border-radius: 14px;
  border: 1px solid var(--auth-input-borda);
  background: var(--auth-input);
  color: var(--auth-input-texto);
  font: inherit;
  outline: none;
  transition: border-color .16s ease, box-shadow .16s ease, background-color .16s ease;
}

.auth-campo input::placeholder{
  color: #94a3b8;
}

.auth-campo input:focus{
  border-color: var(--auth-primario);
  box-shadow: 0 0 0 4px var(--auth-foco);
}

.auth-campo input.auth-input--erro{
  border-color: var(--auth-erro);
  box-shadow: 0 0 0 4px rgba(220,38,38,.14);
}

.auth-campo__erro{
  display: block;
  min-height: 18px;
  margin-top: 6px;
  color: var(--auth-erro);
  font-size: 13px;
  font-weight: 700;
}

.auth-ajuda{
  display: block;
  margin-top: 6px;
  color: var(--auth-suave);
  font-size: 12px;
}

.auth-check{
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 16px 0 18px;
  color: var(--auth-suave);
  cursor: pointer;
}

.auth-check input{
  width: 17px;
  height: 17px;
}

.auth-acoes{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 20px;
}

.auth-acoes--login{
  margin-top: 6px;
}

.auth-botao{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 11px 16px;
  border: 0;
  border-radius: 14px;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
  text-decoration: none;
}

.auth-botao--primario{
  background: linear-gradient(135deg, #fb923c 0%, var(--auth-primario) 100%);
  color: #fff;
  box-shadow: 0 10px 24px rgba(234,88,12,.25);
}

.auth-botao--primario:hover{
  background: linear-gradient(135deg, #fb923c 0%, var(--auth-primario-hover) 100%);
}

.auth-link{
  color: var(--auth-suave);
  text-decoration: none;
  font-weight: 700;
}

.auth-link:hover{
  color: var(--auth-primario);
}

.auth-link--azul{
  color: #2563eb;
}

.auth-rodape-link{
  margin-top: 18px;
}

@media (max-width: 720px){
  .auth-public-shell{
    padding: 20px 12px;
  }

  .auth-card,
  .auth-card--login,
  .auth-card--cadastro{
    max-width: 100%;
    padding: 20px;
    margin-top: 0;
    border-radius: 18px;
  }

  .auth-grid--duas-colunas{
    grid-template-columns: 1fr;
  }

  .auth-acoes,
  .auth-acoes--login{
    align-items: stretch;
    flex-direction: column;
  }

  .auth-botao{
    width: 100%;
  }
}