/* ============================================================
   M Resolutiva — Auth (Login)
   Card centralizado, fundo sand, sombra lg
   ============================================================ */

.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--surface-sand-100);
  padding: var(--space-4);
}

.auth-card {
  width: 100%;
  max-width: 440px;
  background-color: var(--neutral-50);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--space-10);
}

.auth-logo {
  display: flex;
  justify-content: center;
  margin-bottom: var(--space-8);
}

.auth-logo img {
  height: 48px;
  width: auto;
}

.auth-header {
  text-align: center;
  margin-bottom: var(--space-8);
}

.auth-header h1 {
  font-family: var(--font-display);
  font-size: var(--text-h2);
  margin-bottom: var(--space-2);
}

.auth-header p {
  color: var(--text-secondary);
  font-size: var(--text-body);
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.auth-form .form-group {
  position: relative;
}

.auth-form .form-input {
  background-color: var(--surface-sand-100);
}

.auth-submit {
  margin-top: var(--space-2);
}

.auth-footer {
  text-align: center;
  margin-top: var(--space-6);
  padding-top: var(--space-6);
  border-top: var(--border-decorative);
}

.auth-footer a {
  color: var(--action-primary);
  font-weight: var(--weight-semibold);
}

.auth-error {
  background-color: var(--error-50);
  border: 1px solid var(--error-500);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  color: var(--error-700);
  font-size: var(--text-body-sm);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  animation: shake 0.4s ease;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20%, 60% { transform: translateX(-6px); }
  40%, 80% { transform: translateX(6px); }
}

@media (prefers-reduced-motion: reduce) {
  @keyframes shake {
    0%, 100% { transform: translateX(0); }
  }
}

/* Input com ícone */
.input-with-icon {
  position: relative;
}

.input-with-icon .form-input {
  padding-left: var(--space-10);
}

.input-icon {
  position: absolute;
  left: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  color: var(--neutral-500);
  pointer-events: none;
}

.password-toggle {
  position: absolute;
  right: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  color: var(--neutral-500);
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-1);
  display: flex;
  align-items: center;
  justify-content: center;
}

.password-toggle:hover {
  color: var(--text-primary);
}