/* =========================================================================
   Extreme Team - Folha compartilhada de autenticação e fluxos públicos
   (Login, Cadastro, Recuperar Senha, Redefinir Senha, Ativar Acesso)
   ========================================================================= */

@view-transition {
  navigation: auto;
}

/* Igual ao components/deslize.html: com movimento reduzido nenhuma ponta adere. Se só
   esta pedisse a transição, o navegador a abortava ao entrar na área logada e deixava
   "Transition was skipped" no console. */
@media (prefers-reduced-motion: reduce) {
  @view-transition {
    navigation: none;
  }
}

body.auth-page {
  display: grid;
  place-items: center;
  min-height: 100vh;
  min-height: 100dvh;
  padding: clamp(var(--sp-4), 3vw, var(--sp-7));
  background-color: var(--et-cream);
}

/* ----------------------------------------------------------- Shell/Card -- */
.auth-shell {
  position: relative;
  display: grid;
  grid-template-columns: 9fr 11fr;
  width: min(1140px, 100%);
  min-height: min(680px, calc(100dvh - 2 * var(--sp-7)));
  border: 1px solid var(--et-line-dark);
  border-radius: var(--et-radius-card);
  background: var(--et-surface-dark);
  box-shadow: var(--et-shadow-dark), var(--et-glow-gold);
  overflow: clip;
  transition: opacity 220ms var(--ease), transform 220ms var(--ease);
}

.auth-shell.register-variant {
  grid-template-columns: 3fr 5fr;
  min-height: min(780px, calc(100dvh - 2 * var(--sp-7)));
}

.auth-shell.auth-transitioning {
  opacity: 0;
  transform: scale(0.985);
}

/* ----------------------------------------------------- Painel de Marca --- */
/* Só o emblema oficial e uma frase. O bloco interno é `sticky` e ocupa a altura da
   janela: no cadastro, cujo formulário é bem mais alto que a tela, a marca continua à
   vista enquanto a pessoa rola, em vez de deixar um vazio preto no painel. */
.auth-brand-panel {
  position: relative;
  padding: 0 clamp(var(--sp-7), 4vw, var(--sp-9));
  color: var(--et-text-on-dark);
  background: var(--et-black);
  overflow: clip;
}

.auth-brand-inner {
  position: sticky;
  top: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--sp-4);
  min-height: min(100%, 100dvh);
  padding-block: var(--sp-8);
  max-width: 34ch;
}

.auth-brand-emblem {
  position: relative;
  isolation: isolate;
  display: block;
  width: clamp(150px, 15vw, 200px);
  margin-bottom: var(--sp-4);
}

/* Brilho dourado atrás do emblema. A imagem é RGB com placa preta: `lighten` faz o
   preto dela ceder ao brilho em vez de tapá-lo com um retângulo. */
.auth-brand-emblem::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: -35%;
  background: radial-gradient(circle, rgba(245, 185, 20, 0.28) 0%, rgba(183, 121, 10, 0.1) 42%, transparent 68%);
}

.auth-brand-emblem img {
  display: block;
  width: 100%;
  height: auto;
  mix-blend-mode: lighten;
}

.auth-brand-inner h1 {
  margin: 0;
  font-family: var(--et-font-display);
  font-size: clamp(38px, 4vw, 54px);
  font-weight: 400;
  line-height: 0.98;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  color: var(--et-text-on-dark);
}

.auth-brand-inner h1 em {
  font-style: normal;
  color: var(--et-gold);
}

.auth-brand-inner p {
  margin: 0;
  max-width: 30ch;
  color: var(--et-text-on-dark-muted);
  font-size: var(--fs-md);
  line-height: 1.6;
}

/* Emblema do celular: o painel de marca some abaixo de 720px, então a identidade
   passa a abrir o cartão único. */
.auth-mobile-emblem {
  display: none;
}

/* ------------------------------------------- Botão de Troca de Fluxo ⇄ --- */
.flow-swap-btn {
  position: absolute;
  z-index: 10;
  left: calc(45% - 28px);
  top: min(50%, 420px);
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  border: 3px solid var(--et-black);
  border-radius: 50%;
  color: var(--et-black);
  background: var(--et-gold);
  transform: translateY(-50%);
  text-decoration: none;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.45);
  cursor: pointer;
  transition: transform 180ms var(--ease), box-shadow 180ms var(--ease);
}

.auth-shell.register-variant .flow-swap-btn {
  left: calc(37.5% - 28px);
}

.flow-swap-btn svg {
  width: 26px;
  height: 26px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.flow-swap-btn:hover {
  transform: translateY(-50%) scale(1.08);
  box-shadow: var(--et-glow-gold);
}

.flow-swap-btn:focus-visible {
  outline: 3px solid var(--et-gold);
  outline-offset: 4px;
}

/* ------------------------------------------------ Painel do Formulário --- */
.auth-form-panel {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: clamp(var(--sp-6), 4vw, var(--sp-9)) clamp(var(--sp-6), 5vw, var(--sp-10));
  background: var(--et-surface-dark);
  /* Leve efeito vidro com fallback sólido */
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  color: var(--et-text-on-dark);
}

@supports not (backdrop-filter: blur(10px)) {
  .auth-form-panel {
    background: var(--et-surface-dark);
  }
}

.auth-form-wrap {
  width: 100%;
  max-width: 440px;
  margin: auto;
}

.auth-shell.register-variant .auth-form-wrap {
  max-width: 540px;
}

/* --------------------------------------------------------- Abas Mobile --- */
/* Em telas grandes (> 720px) as abas ficam ocultas */
.auth-tabs {
  display: none;
}

/* ------------------------------------------------ Cabeçalho Formulário --- */
.auth-form-heading {
  margin-bottom: var(--sp-6);
}

.auth-form-heading h2 {
  margin: 0;
  font-family: var(--et-font-display);
  font-size: clamp(32px, 3.6vw, 44px);
  font-weight: 400;
  line-height: 1;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  color: var(--et-text-on-dark);
}

.auth-form-heading p {
  margin: var(--sp-2) 0 0;
  color: var(--et-text-on-dark-muted);
  font-size: var(--fs-sm);
  line-height: 1.5;
}

/* ---------------------------------------------------- Campos de Entrada --- */
.field {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}

/* Só no login, onde os campos ficam empilhados direto no <form>. Dentro do
   .form-grid do cadastro a margem empurrava a segunda célula de cada linha. */
.auth-form-wrap form > .field + .field {
  margin-top: var(--sp-5);
}

.field label {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--sp-3);
  min-height: 22px;
  font-size: var(--fs-sm);
  font-weight: 500;
  line-height: 1.4;
  color: var(--et-text-on-dark);
}

.field label small {
  margin-left: var(--sp-2);
  color: var(--et-text-on-dark-muted);
  font-size: var(--fs-xs);
  font-weight: 400;
}

.label-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--sp-4);
}

.label-row a {
  color: var(--et-gold);
  font-size: var(--fs-sm);
  font-weight: 500;
  text-decoration: none;
}

.label-row a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.input-wrap > .field-icon {
  position: absolute;
  left: var(--sp-4);
  width: 20px;
  height: 20px;
  color: var(--et-text-on-dark-muted);
  pointer-events: none;
}

/* O campo é o .et-campo; aqui só o recuo para o ícone e para o "mostrar senha". */
.input-wrap .et-campo {
  padding-left: 50px;
}

.input-wrap:has(.password-toggle) .et-campo {
  padding-right: 56px;
}

/* ------------------------------------------------------ Botão de Senha --- */
.password-toggle {
  position: absolute;
  right: var(--sp-2);
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 0;
  border-radius: var(--et-radius-control);
  color: var(--et-text-on-dark-muted);
  background: transparent;
  cursor: pointer;
  transition: color 160ms ease, background 160ms ease;
}

.password-toggle:hover {
  color: var(--et-gold);
  background: rgba(245, 185, 20, 0.1);
}

.password-toggle:focus-visible {
  border-radius: var(--et-radius-control);
  outline: 2px solid var(--et-gold);
}

.password-toggle svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.password-toggle .eye-closed {
  display: none;
}

.password-toggle[aria-pressed="true"] .eye-open {
  display: none;
}

.password-toggle[aria-pressed="true"] .eye-closed {
  display: block;
}

/* ---------------------------------- Lembrar usuário / Opção Checkbox --- */
.auth-remember-row {
  margin-top: var(--sp-5);
}

.checkbox-label {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-3);
  font-size: var(--fs-sm);
  color: var(--et-text-on-dark-muted);
  cursor: pointer;
  user-select: none;
}

.checkbox-label span {
  line-height: 1.4;
}

.checkbox-label:hover span {
  color: var(--et-text-on-dark);
}

/* ------------------------------------------------------ Alertas / Erro --- */
/* O aviso é o .et-aviso de perigo, que no .auth-shell usa o tom escuro. */
.auth-form-wrap .et-aviso {
  margin-bottom: var(--sp-5);
}

/* ---------------------------------------------------- Botões de Ação --- */
/* O botão de envio é o .et-botao principal, grande e largo; aqui só o respiro. Em
   bloco (flex), a margem colapsa com a da seção anterior em vez de somar. */
.auth-submit-btn {
  display: flex;
  margin-top: var(--sp-6);
}

.auth-footer-prompt {
  margin: var(--sp-6) 0 0;
  color: var(--et-text-on-dark-muted);
  font-size: var(--fs-sm);
  text-align: center;
}

.auth-footer-prompt a {
  color: var(--et-gold);
  font-weight: 600;
  text-decoration: none;
}

.auth-footer-prompt a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.auth-form-panel footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--sp-4);
  padding-top: var(--sp-7);
  color: var(--et-text-on-dark-muted);
  font-size: var(--fs-micro);
}

/* --------------------------------------------- Responsivo (Mobile ≤ 720px) - */
@media (max-width: 900px) {
  .auth-shell {
    grid-template-columns: 17fr 23fr;
  }
  .flow-swap-btn {
    left: calc(42.5% - 24px);
    width: 48px;
    height: 48px;
  }
  .flow-swap-btn svg {
    width: 22px;
    height: 22px;
  }
}

@media (max-width: 720px) {
  body.auth-page {
    display: block;
    padding: var(--sp-3);
  }

  .auth-shell,
  .auth-shell.register-variant {
    display: block;
    width: 100%;
    min-height: auto;
    border-radius: var(--et-radius-card);
    background: var(--et-surface-dark);
  }

  /* Oculta o painel de marca e o botão flutuante no mobile */
  .auth-brand-panel,
  .flow-swap-btn {
    display: none !important;
  }

  /* Card único no mobile */
  .auth-form-panel {
    padding: var(--sp-6) var(--sp-5) var(--sp-7);
    border-radius: var(--et-radius-card);
  }

  .auth-form-wrap {
    max-width: 100%;
  }

  .auth-mobile-emblem {
    display: block;
    width: 72px;
    margin: 0 auto var(--sp-5);
  }

  .auth-mobile-emblem img {
    display: block;
    width: 100%;
    height: auto;
    mix-blend-mode: lighten;
  }

  /* Abas visíveis no mobile */
  .auth-tabs {
    display: flex;
    margin-bottom: var(--sp-6);
    border-bottom: 1px solid var(--et-line-dark);
  }

  .auth-tab {
    flex: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    color: var(--et-text-on-dark-muted);
    font-size: var(--fs-md);
    font-weight: 600;
    text-decoration: none;
    border-bottom: 2px solid transparent;
    transition: color 160ms ease, border-color 160ms ease;
  }

  .auth-tab.active,
  .auth-tab[aria-current="page"] {
    color: var(--et-gold);
    border-bottom-color: var(--et-gold);
  }

  .auth-tab:focus-visible {
    outline: 2px solid var(--et-gold);
  }
}

@media (prefers-reduced-motion: reduce) {
  .auth-shell,
  .flow-swap-btn {
    transition: none !important;
  }
}