:root {
  --texto: #e6ecf5;
  --texto-suave: #9fb0c8;
  --azul: #3b8cff;
  --azul-claro: #6fb4ff;
  --azul-escuro: #1a5fd0;
  --painel-borda: rgba(90, 150, 255, 0.25);
  --vermelho: #ff5c5c;
}
* { box-sizing: border-box; }
body {
  margin: 0; min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  padding: 64px 16px 32px;
  font-family: "Segoe UI", Arial, sans-serif; font-size: 15px;
  color: var(--texto); background: #02060f;
  position: relative; overflow-x: hidden;
}
body::before {
  content: ""; position: fixed; inset: -60px; z-index: -1;
  background: url("../img/abertura.jpg") center / cover no-repeat;
  filter: blur(32px) brightness(0.35);
}
a { color: var(--azul-claro); }

.lg-voltar { position: absolute; top: 18px; left: 20px; color: var(--texto-suave); text-decoration: none; font-weight: 600; font-size: 14px; }
.lg-voltar:hover { color: #fff; }

.lg-caixa {
  width: min(460px, 100%);
  padding: 26px 28px 24px;
  border-radius: 18px;
  border: 1px solid var(--painel-borda);
  background: rgba(10, 20, 40, 0.82);
  backdrop-filter: blur(10px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.55), 0 0 40px rgba(59, 140, 255, 0.12);
  animation: lg-subir 0.5s ease-out;
}
.lg-logo img { display: block; width: 100%; border-radius: 12px; box-shadow: 0 0 30px rgba(59, 140, 255, 0.25); }

.lg-abas { display: flex; margin: 20px 0 16px; padding: 4px; border-radius: 12px; background: rgba(255, 255, 255, 0.05); border: 1px solid var(--painel-borda); }
.lg-abas button { flex: 1; font: inherit; font-weight: 600; padding: 9px; border: none; border-radius: 9px; cursor: pointer; color: var(--texto-suave); background: transparent; transition: background 0.2s, color 0.2s; }
.lg-abas button.ativo { color: #fff; background: linear-gradient(135deg, var(--azul), var(--azul-escuro)); box-shadow: 0 0 12px rgba(59, 140, 255, 0.45); }

.lg-erro { margin-bottom: 14px; padding: 10px 12px; border-radius: 10px; background: rgba(255, 92, 92, 0.14); border-left: 4px solid var(--vermelho); color: #ffc4c4; }

.lg-form { display: grid; gap: 12px; }
.lg-form[hidden] { display: none; }
.lg-form label { display: grid; align-content: start; gap: 5px; font-size: 13px; font-weight: 600; color: var(--texto-suave); }
.lg-form input:not([type=radio]) {
  font: inherit; width: 100%; padding: 10px 12px;
  color: var(--texto); background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.18); border-radius: 9px; outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.lg-form input:focus { border-color: var(--azul); box-shadow: 0 0 0 3px rgba(59, 140, 255, 0.25); }
.lg-form .lg-termos { display: flex; align-items: flex-start; gap: 9px; font-weight: 500; line-height: 1.4; cursor: pointer; }
.lg-form .lg-termos input { width: 18px; height: 18px; flex: none; margin: 1px 0 0; padding: 0; accent-color: var(--azul); }
.lg-duplo { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; align-items: start; }

.lg-btn {
  margin-top: 4px; padding: 12px; font: inherit; font-weight: 700; color: #fff; cursor: pointer;
  border: none; border-radius: 10px;
  background: linear-gradient(135deg, var(--azul), var(--azul-escuro));
  box-shadow: 0 6px 24px rgba(59, 140, 255, 0.35);
  transition: filter 0.2s, transform 0.15s;
}
.lg-btn:hover { filter: brightness(1.15); transform: translateY(-1px); }
.lg-btn:disabled { cursor: default; filter: grayscale(0.6) brightness(0.8); transform: none; box-shadow: none; }
.lg-nota { margin: 2px 0 0; text-align: center; font-size: 13px; color: var(--texto-suave); }

.lg-teste {
  display: grid; gap: 4px; padding: 12px 14px; border-radius: 12px; text-align: center;
  border: 1px solid rgba(240, 180, 60, 0.45); background: linear-gradient(135deg, rgba(240, 180, 60, 0.16), rgba(59, 140, 255, 0.1));
}
.lg-teste b { color: #ffd27a; font-size: 15px; }
.lg-teste span { font-size: 13px; color: var(--texto-suave); line-height: 1.45; }

@keyframes lg-subir { from { opacity: 0; transform: translateY(16px); } }
@media (max-width: 420px) {
  .lg-caixa { padding: 20px 16px; }
  .lg-duplo { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) { .lg-caixa { animation: none; } }

.lg-form .mascara-aviso { min-height: 0; font-size: 12px; font-weight: 500; color: #ffb3b3; line-height: 1.35; }
.lg-form .mascara-aviso:empty { display: none; }
.lg-form .mascara-aviso.ok { color: #7dffb0; }
.lg-form input.mascara-erro { border-color: var(--vermelho); box-shadow: 0 0 0 3px rgba(255, 92, 92, 0.2); }
.lg-form input.mascara-ok { border-color: rgba(46, 204, 113, 0.6); }

.senha-caixa { position: relative; display: block; }
.lg-form .senha-caixa input { padding-right: 42px; }
.senha-olho {
  position: absolute; top: 50%; right: 6px; transform: translateY(-50%); display: grid; place-items: center;
  width: 32px; height: 32px; padding: 0; border: none; border-radius: 7px; cursor: pointer; color: var(--texto-suave); background: transparent;
}
.senha-olho:hover { color: #fff; background: rgba(255, 255, 255, 0.08); }
.senha-olho:focus-visible { outline: none; box-shadow: 0 0 0 2px var(--azul); }
.senha-olho svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.senha-regras { display: flex; flex-wrap: wrap; gap: 4px 6px; }
.senha-regras[hidden] { display: none; }
.senha-regras span { font-size: 11.5px; font-weight: 500; padding: 2px 8px; border-radius: 10px; color: #ffb3b3; background: rgba(255, 92, 92, 0.12); }
.senha-regras span::before { content: "✕ "; }
.senha-regras span.ok { color: #7dffb0; background: rgba(46, 204, 113, 0.14); }
.senha-regras span.ok::before { content: "✓ "; }
.lg-form input.mascara-erro { border-color: var(--vermelho); }

.lg-titulo { margin: 18px 0 14px; text-align: center; font-size: 20px; color: #fff; }
.lg-texto { margin: 0; font-size: 14px; line-height: 1.5; color: var(--texto-suave); }
.lg-texto b { color: var(--texto); }
.lg-esqueci { justify-self: end; margin-top: -4px; font-size: 13px; font-weight: 600; text-decoration: none; }
.lg-esqueci:hover { text-decoration: underline; }
.lg-ok {
  display: grid; gap: 6px; margin-bottom: 14px; padding: 12px 14px; border-radius: 10px; line-height: 1.5;
  background: rgba(46, 204, 113, 0.12); border-left: 4px solid #2ecc71; color: #c9f5dc; font-size: 14px;
}
.lg-ok b { color: #7dffb0; }
.lg-ok span b { color: #fff; }
.lg-btn-link { display: block; text-align: center; text-decoration: none; }