/* css/auth.css */

#login-screen {
  position: fixed;
  inset: 0;
  background: var(--paper-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000; /* Deve cobrir a tela de loading inclusive */
  padding: var(--spacing-md);
  font-family: var(--font-body);
}

.login-container {
  width: 100%;
  max-width: 420px;
  padding: var(--spacing-xl) var(--spacing-lg);
  background: var(--parchment-light);
  border: 4px solid var(--ink);
  box-shadow: 8px 8px 0 var(--ink);
  position: relative;
  overflow: hidden;
  text-align: center;
}

.login-kanji-bg {
  position: absolute;
  top: -20px;
  right: -20px;
  font-family: var(--font-title);
  font-size: 14rem;
  font-weight: 900;
  color: rgba(26, 18, 9, 0.035);
  pointer-events: none;
  user-select: none;
  z-index: 0;
}

.login-header {
  position: relative;
  z-index: 1;
  margin-bottom: var(--spacing-lg);
}

.login-header__seal {
  font-family: var(--font-title);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--ink-gold);
  letter-spacing: 0.3em;
  display: block;
  margin-bottom: var(--spacing-xs);
}

.login-header__title {
  font-family: var(--font-title);
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--ink);
  line-height: 1.2;
}

.login-form {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  text-align: left;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.form-group label {
  font-family: var(--font-title);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--ink-faded);
  letter-spacing: 0.1em;
}

.form-input {
  width: 100%;
  padding: 10px 12px;
  background: var(--parchment-light);
  border: 2px solid var(--ink);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 0.9rem;
  border-radius: 2px;
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus {
  border-color: var(--ink-gold);
  box-shadow: 0 0 8px rgba(184, 132, 30, 0.3);
}

.login-error {
  color: var(--ink-red-bright);
  border: 1.5px dashed var(--ink-red);
  background: rgba(122, 24, 24, 0.05);
  font-size: 0.78rem;
  padding: var(--spacing-sm);
  border-radius: 2px;
  display: none;
  align-items: center;
  gap: var(--spacing-xs);
  text-align: center;
  justify-content: center;
}

.btn-login {
  background: var(--ink);
  color: var(--parchment-light);
  border: 2px solid var(--ink);
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 0.9rem;
  padding: 12px;
  cursor: pointer;
  letter-spacing: 0.1em;
  transition: transform var(--transition-fast), background var(--transition-fast), color var(--transition-fast), box-shadow var(--transition-fast);
  box-shadow: 3px 3px 0 var(--ink-gold);
  margin-top: var(--spacing-sm);
}

.btn-login:hover {
  background: var(--parchment-light);
  color: var(--ink);
  transform: translate(-1px, -1px);
  box-shadow: 4px 4px 0 var(--ink-gold);
}

.btn-login:active {
  transform: translate(1px, 1px);
  box-shadow: 2px 2px 0 var(--ink-gold);
}

.login-footer-info {
  margin-top: var(--spacing-lg);
  font-size: 0.7rem;
  color: var(--ink-faded);
  border-top: 1px dashed rgba(90, 74, 50, 0.2);
  padding-top: var(--spacing-sm);
}

@media (max-width: 480px) {
  #login-screen {
    padding: var(--spacing-sm);
    overflow-y: auto;
    align-items: flex-start;
    padding-top: var(--spacing-xl);
  }

  .login-container {
    padding: var(--spacing-lg) var(--spacing-md);
    box-shadow: 4px 4px 0 var(--ink);
    border-width: 3px;
  }

  .login-header__title {
    font-size: 1.4rem;
  }

  .form-input {
    min-height: 48px;
    font-size: 0.95rem;
  }

  .btn-login {
    min-height: 48px;
    font-size: 0.95rem;
  }
}