:root {
  --fundo: #050a1e;
  --painel: #0a1230;
  --borda: rgba(120, 150, 255, 0.22);
  --texto: #e8ecff;
  --texto-suave: #9aa7d6;
  --azul: #3b6cff;
  --azul-2: #6a5cff;
}

* { box-sizing: border-box; }

html, body { height: 100%; margin: 0; }

body.pagina-login-nh {
  background: var(--fundo);
  color: var(--texto);
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, sans-serif;
}

.login-tela {
  min-height: 100vh;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 460px;
}

.login-vitrine {
  background: var(--fundo) url("../img/neuralhub_hero.webp") center / contain no-repeat;
  min-height: 100vh;
  position: sticky;
  top: 0;
  height: 100vh;
}

.login-painel {
  background: linear-gradient(180deg, #0b1538 0%, var(--painel) 100%);
  border-left: 1px solid var(--borda);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 3rem 2.75rem;
  position: relative;
}

.login-painel::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(420px 320px at 80% 0%, rgba(59, 108, 255, 0.22), transparent 70%);
  pointer-events: none;
}

.login-painel > * { position: relative; }

.login-painel h1 { font-size: 1.75rem; margin: 0 0 0.35rem; color: #fff; }

.login-sub { margin: 0 0 2rem; color: var(--texto-suave); font-size: 0.95rem; }

.login-painel label {
  display: block;
  font-size: 0.85rem;
  color: var(--texto-suave);
  margin-bottom: 0.4rem;
}

.login-painel input[type=email],
.login-painel input[type=password],
.login-painel input[type=text] {
  width: 100%;
  padding: 0.85rem 1rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--borda);
  border-radius: 10px;
  color: #fff;
  font-size: 1rem;
  outline: none;
  transition: border-color .15s, box-shadow .15s;
}

.login-painel input::placeholder { color: #667199; }

.login-painel input[type=email]:focus,
.login-painel input[type=password]:focus,
.login-painel input[type=text]:focus {
  border-color: var(--azul);
  box-shadow: 0 0 0 3px rgba(59, 108, 255, 0.28);
}

.login-painel input[type=submit],
.login-painel .login-btn {
  display: block;
  width: 100%;
  margin-top: 1.25rem;
  padding: 0.9rem 1rem;
  border: 0;
  border-radius: 10px;
  background: linear-gradient(90deg, var(--azul), var(--azul-2));
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  box-shadow: 0 8px 24px rgba(59, 108, 255, 0.35);
  transition: transform .12s, box-shadow .12s;
}

.login-painel input[type=submit]:hover,
.login-painel .login-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 28px rgba(59, 108, 255, 0.45);
}

.login-painel .login-btn-sec {
  background: transparent;
  border: 1px solid var(--borda);
  box-shadow: none;
  color: #8fb0ff;
  margin-top: 0.75rem;
}

.login-links { margin-top: 1.5rem; font-size: 0.9rem; color: var(--texto-suave); line-height: 1.9; }
.login-links a, .login-painel .login-voltar a { color: #8fb0ff; text-decoration: none; }
.login-links a:hover, .login-painel .login-voltar a:hover { text-decoration: underline; }

.login-voltar { margin: 0 0 0.5rem; font-size: 0.9rem; }
.login-email { margin: 0 0 1.5rem; color: var(--texto-suave); font-size: 0.95rem; word-break: break-all; }

.login-painel .errors { color: #ff8a9a; font-size: 0.85rem; margin-top: 0.4rem; }

.login-flash { margin: 0 0 1.25rem; }
.login-flash .flash {
  padding: 0.7rem 0.9rem;
  border-radius: 10px;
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
  border: 1px solid var(--borda);
  background: rgba(255, 255, 255, 0.06);
}
.login-flash .flash-success { border-color: rgba(80, 200, 120, 0.5); color: #b9f0cc; }
.login-flash .flash-danger { border-color: rgba(255, 110, 130, 0.5); color: #ffc2cb; }
.login-flash .flash-warning { border-color: rgba(255, 200, 90, 0.5); color: #ffe3a6; }

.login-rodape-nh {
  margin-top: 3rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--borda);
  font-size: 0.8rem;
  color: var(--texto-suave);
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}

.login-rodape-nh a { color: var(--texto-suave); text-decoration: none; }
.login-rodape-nh a:hover { color: #fff; }

@media (max-width: 900px) {
  .login-tela { grid-template-columns: 1fr; }
  .login-vitrine { min-height: 0; height: auto; position: static; aspect-ratio: 16 / 9; }
  .login-painel { border-left: 0; border-top: 1px solid var(--borda); padding: 2rem 1.5rem 2.5rem; }
}

/* Campos extras (registro, redefinição, verificação) */
.login-painel .field { margin-bottom: 1rem; }

.login-painel select {
  width: 100%;
  padding: 0.85rem 1rem;
  background: #0f1a42;
  border: 1px solid var(--borda);
  border-radius: 10px;
  color: #fff;
  font-size: 1rem;
  outline: none;
}

.login-painel select:focus {
  border-color: var(--azul);
  box-shadow: 0 0 0 3px rgba(59, 108, 255, 0.28);
}

.login-painel input[type=file] { color: var(--texto-suave); font-size: 0.9rem; }

.login-painel input[type=file]::file-selector-button {
  margin-right: 0.75rem;
  padding: 0.5rem 0.9rem;
  border: 1px solid var(--borda);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
  color: #fff;
  cursor: pointer;
}

.login-painel .hint { font-size: 0.8rem; color: var(--texto-suave); margin-top: 0.35rem; }

.login-painel p { line-height: 1.5; color: var(--texto-suave); font-size: 0.95rem; margin: 0 0 1.25rem; }
.login-painel p strong { color: #fff; word-break: break-all; }
.login-painel p a { color: #8fb0ff; text-decoration: none; }

.login-painel .area-subarea { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; }
.login-painel .area-subarea option[hidden] { display: none; }

.login-painel .login-btn-link {
  width: 100%;
  margin-top: 0.75rem;
  padding: 0.8rem 1rem;
  background: transparent;
  border: 1px solid var(--borda);
  border-radius: 10px;
  color: #8fb0ff;
  font-size: 0.95rem;
  cursor: pointer;
}

.login-painel .login-btn-link:hover { background: rgba(255, 255, 255, 0.06); }

.login-painel-larga { padding-top: 2.5rem; padding-bottom: 2.5rem; }

/* Página pública de versão */
.login-versao .tabela-chave-valor { width: 100%; border-collapse: collapse; margin-top: 1rem; }
.login-versao .tabela-chave-valor th,
.login-versao .tabela-chave-valor td {
  display: block;
  text-align: left;
  padding: 0;
}
.login-versao .tabela-chave-valor th {
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--texto-suave);
  margin-top: 1rem;
}
.login-versao .tabela-chave-valor td { color: #fff; font-size: 0.95rem; margin-top: 0.15rem; word-break: break-word; }
/* Medidor de força da senha (static/js/forca_senha.js) */
.forca-senha { margin-top: 0.4rem; font-size: 0.85rem; }
.forca-senha.vazio .forca-rotulo { display: none; }
.forca-barra { height: 6px; background: #e3e8f4; border-radius: 6px; overflow: hidden; }
.forca-barra span { display: block; height: 100%; width: 0; background: #c0392b; transition: width 0.15s, background 0.15s; }
.forca-senha.nivel-1 .forca-barra span { background: #e67e22; }
.forca-senha.nivel-2 .forca-barra span { background: #d4a017; }
.forca-senha.nivel-3 .forca-barra span { background: #27a381; }
.forca-senha.nivel-4 .forca-barra span { background: #0f6b52; }
.forca-rotulo { margin-top: 0.25rem; font-weight: 600; color: #333; }
.forca-requisitos { list-style: none; padding: 0; margin: 0.3rem 0 0; color: #777; }
.forca-requisitos li::before { content: "○ "; }
.forca-requisitos li.ok { color: #0f6b52; }
.forca-requisitos li.ok::before { content: "✓ "; }