/**
 * Tela de Login — Imortalize
 * Segurança, confiança, mobile first, acessibilidade (WCAG AA).
 */

:root {
  --verde-escuro: #192112;
  --verde-claro: #27331c;
  --verde-hover: #2d3d22;
  --verde-destaque: #3a4a2a;
  --verde-cta: #2d4a27;
  --texto-principal: #f0f2eb;
  --texto-secundario: #b8c4a8;
  --borda-sutil: rgba(255, 255, 255, 0.08);
  --sombra-card: 0 20px 60px rgba(0, 0, 0, 0.35);
  --sombra-card-suave: 0 8px 32px rgba(0, 0, 0, 0.2);
  --transicao: 0.25s ease;
  --raio-card: 14px;
  --focus-ring: 2px solid rgba(184, 196, 168, 0.8);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  overflow-x: hidden;
}

body {
  overflow-x: hidden;
  max-width: 100vw;
  margin: 0;
  min-height: 100vh;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  color: var(--texto-principal);
  background: var(--verde-escuro);
  background-image: linear-gradient(160deg, var(--verde-escuro) 0%, var(--verde-claro) 50%, var(--verde-escuro) 100%);
  background-attachment: fixed;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

/* Fundo: imagem sutil + overlay escuro */
.login-page-wrap {
  position: fixed;
  inset: 0;
  background-image: url("../img/mulher escaneando QR code na lapide.jpg");
  background-size: cover;
  background-position: center;
  opacity: 0.08;
  pointer-events: none;
  z-index: 0;
}

.login-page-wrap::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(25, 33, 18, 0.7) 0%, rgba(25, 33, 18, 0.85) 100%);
  pointer-events: none;
}

.login-back {
  position: fixed;
  top: 1rem;
  left: 1rem;
  z-index: 10;
  font-size: 0.9375rem;
  color: var(--texto-secundario);
  text-decoration: none;
  padding: 0.5rem 0.75rem;
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--borda-sutil);
  transition: color var(--transicao), background var(--transicao);
}

.login-back:hover {
  color: var(--texto-principal);
  background: rgba(0, 0, 0, 0.35);
}

.login-back:focus-visible {
  outline: var(--focus-ring);
  outline-offset: 2px;
}

.login-container {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 480px;
}

.login-card {
  background: linear-gradient(180deg, rgba(39, 51, 28, 0.95) 0%, rgba(25, 33, 18, 0.98) 100%);
  border: 1px solid var(--borda-sutil);
  border-radius: var(--raio-card);
  padding: 2rem 2.25rem;
  box-shadow: var(--sombra-card);
  backdrop-filter: blur(12px);
}

.login-card__logo {
  display: block;
  margin: 0 auto 1.5rem;
  max-width: 220px;
  width: 100%;
  height: auto;
  object-fit: contain;
}

.login-card__title {
  margin: 0 0 0.35rem;
  font-size: 1.625rem;
  font-weight: 600;
  text-align: center;
  color: var(--texto-principal);
}

.login-card__subtitle {
  margin: 0 0 1.75rem;
  font-size: 1rem;
  color: var(--texto-secundario);
  text-align: center;
  line-height: 1.45;
}

/* Mensagens */
.login-msg {
  padding: 0.875rem 1rem;
  border-radius: 10px;
  font-size: 0.9375rem;
  margin-bottom: 1.25rem;
  line-height: 1.4;
}

.login-msg--success {
  background: rgba(184, 196, 168, 0.15);
  border: 1px solid rgba(184, 196, 168, 0.35);
  color: var(--texto-secundario);
}

.login-msg--erro {
  background: rgba(200, 80, 80, 0.15);
  border: 1px solid rgba(200, 80, 80, 0.35);
  color: #f0b0b0;
}

.login-msg__link {
  display: block;
  margin-top: 0.5rem;
  color: var(--texto-secundario);
  text-decoration: underline;
}

.login-msg__link:hover {
  color: var(--texto-principal);
}

/* Google primeiro */
.btn-google {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  width: 100%;
  padding: 0.95rem 1.25rem;
  min-height: 52px;
  font-size: 1rem;
  font-weight: 500;
  color: var(--texto-principal);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 10px;
  text-decoration: none;
  transition: background var(--transicao), border-color var(--transicao), transform var(--transicao);
}

.btn-google:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.25);
  transform: translateY(-1px);
}

.btn-google:focus-visible {
  outline: var(--focus-ring);
  outline-offset: 2px;
}

.btn-google__icon {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
}

.login-divider {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 1.25rem 0 1rem;
}

.login-divider::before,
.login-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--borda-sutil);
}

.login-divider span {
  font-size: 0.8125rem;
  color: var(--texto-secundario);
  text-transform: lowercase;
}

/* Formulário */
.login-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-group label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--texto-secundario);
}

.form-group--checkbox {
  margin-top: -0.25rem;
}

.login-remember {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  font-weight: 400;
  color: var(--texto-secundario);
  font-size: 0.875rem;
}

.login-remember input[type="checkbox"] {
  width: 1.25rem;
  height: 1.25rem;
  min-width: 1.25rem;
  accent-color: var(--verde-claro);
  cursor: pointer;
}

.login-remember:hover {
  color: var(--texto-principal);
}

.login-remember:focus-within {
  outline: none;
}

.login-remember input:focus-visible {
  outline: var(--focus-ring);
  outline-offset: 2px;
}

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

.input-wrap .input-icon {
  position: absolute;
  left: 1rem;
  top: 24px;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  color: var(--texto-secundario);
  opacity: 0.7;
  pointer-events: none;
  transition: color var(--transicao), opacity var(--transicao);
}

.input-wrap--email .input-icon,
.input-wrap--senha .input-icon {
  left: 1rem;
}

.input-wrap--senha .input-icon--lock {
  left: 1rem;
}

.input-toggle-senha {
  position: absolute;
  right: 0.75rem;
  top: 24px;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--texto-secundario);
  border-radius: 8px;
  padding: 0;
  transition: color var(--transicao), background var(--transicao);
}

.input-toggle-senha:hover {
  color: var(--texto-principal);
  background: rgba(255, 255, 255, 0.06);
}

.input-toggle-senha:focus-visible {
  outline: var(--focus-ring);
  outline-offset: 2px;
}

.input-toggle-senha__icon {
  width: 22px;
  height: 22px;
}

.input-toggle-senha__icon--show {
  display: none;
}

.input-toggle-senha__icon--hide {
  display: block;
}

.input-toggle-senha[aria-pressed="true"] .input-toggle-senha__icon--show {
  display: block;
}

.input-toggle-senha[aria-pressed="true"] .input-toggle-senha__icon--hide {
  display: none;
}

.login-form input[type="email"],
.login-form input[type="password"],
.login-form input[type="text"],
.login-form input[type="tel"] {
  width: 100%;
  padding: 0.9rem 1rem 0.9rem 3rem;
  min-height: 48px;
  font-size: 1rem;
  color: var(--texto-principal);
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--borda-sutil);
  border-radius: 10px;
  outline: none;
  transition: border-color var(--transicao), box-shadow var(--transicao);
}

.input-wrap--senha input {
  padding-right: 3.25rem;
}

.login-form input::placeholder {
  color: var(--texto-secundario);
  opacity: 0.7;
}

.login-form input:focus,
.input-wrap:focus-within input {
  border-color: rgba(184, 196, 168, 0.4);
  box-shadow: 0 0 0 1px rgba(184, 196, 168, 0.2);
}

.login-form input:focus-visible {
  outline: var(--focus-ring);
  outline-offset: 0;
}

.input-wrap:focus-within .input-icon {
  color: var(--texto-principal);
  opacity: 1;
}

/* Validação em tempo real */
.input-wrap--valid input {
  border-color: rgba(72, 160, 80, 0.5);
}

.input-wrap--valid .input-feedback {
  color: rgba(72, 200, 80, 0.95);
}

.input-wrap--invalid input {
  border-color: rgba(220, 100, 100, 0.5);
}

.input-wrap--invalid input:focus {
  border-color: rgba(220, 100, 100, 0.7);
}

.input-wrap--invalid .input-feedback {
  color: #e8a0a0;
}

.input-feedback {
  font-size: 0.8125rem;
  margin-top: 0.35rem;
  flex-basis: 100%;
  width: 100%;
  order: 10;
}

/* Botão Entrar */
.btn-entrar {
  margin-top: 0.25rem;
  padding: 0;
  min-height: 52px;
  font-size: 1.0625rem;
  font-weight: 600;
  color: #fff;
  background: var(--verde-cta);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 10px;
  cursor: pointer;
  transition: background var(--transicao), transform var(--transicao), box-shadow var(--transicao);
  position: relative;
}

.btn-entrar:hover:not(:disabled) {
  background: #355c2e;
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.25);
}

.btn-entrar:focus-visible {
  outline: var(--focus-ring);
  outline-offset: 2px;
}

.btn-entrar:disabled {
  cursor: not-allowed;
  opacity: 0.9;
}

.btn-entrar__text,
.btn-entrar__loading {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9rem 1.5rem;
}

.btn-entrar__loading {
  display: none;
}

.btn-entrar__loading:not([hidden]) {
  display: inline-flex;
}

.btn-entrar__spinner {
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: login-spin 0.7s linear infinite;
}

@keyframes login-spin {
  to { transform: rotate(360deg); }
}

/* Links secundários */
.login-card__links {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--borda-sutil);
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem 1.5rem;
}

.login-card__links a {
  font-size: 0.9375rem;
  color: var(--texto-secundario);
  text-decoration: none;
  transition: color var(--transicao);
  padding: 0.25rem 0;
}

.login-card__links a:hover {
  color: var(--texto-principal);
}

.login-card__links a:focus-visible {
  outline: var(--focus-ring);
  outline-offset: 2px;
  border-radius: 4px;
}

/* Segurança & Confiança (rodapé do card) */
.login-card__trust {
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--borda-sutil);
  text-align: center;
}

.login-trust__secure,
.login-trust__lgpd {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--texto-secundario);
  opacity: 0.9;
  line-height: 1.45;
}

.login-trust__secure {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.login-trust__icon {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

.login-trust__lgpd {
  margin-top: 0.35rem;
}

/* Página Criar conta (cadastro) */
.login-container--wide {
  max-width: 480px;
}

.cadastro-form {
  gap: 1rem;
}

.cadastro-form .form-group:last-of-type {
  margin-bottom: 0.25rem;
}

.label-optional {
  font-weight: 400;
  opacity: 0.8;
}

.btn-cadastro {
  margin-top: 0.5rem;
  width: 100%;
  min-height: 52px;
}

/* ========== Mobile First ========== */
@media (max-width: 480px) {
  body {
    padding: 1rem;
  }

  .login-container {
    max-width: 90%;
  }

  .login-card {
    padding: 1.75rem 1.25rem;
  }

  .login-card__logo {
    max-width: 180px;
    margin-bottom: 1.25rem;
  }

  .login-card__title {
    font-size: 1.5rem;
  }

  .login-card__subtitle {
    font-size: 0.9375rem;
    margin-bottom: 1.5rem;
  }

  .btn-google,
  .btn-entrar {
    min-height: 52px;
  }

  .login-form input[type="email"],
  .login-form input[type="password"] {
    min-height: 48px;
  }
}

@media (min-width: 481px) {
  .login-card {
    padding: 2.5rem 2.5rem;
  }
}