/* =========================================================
   Auth Page — Sign Up / Log In
   ========================================================= */

.auth-page {
  min-height: calc(100vh - 60px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-8) var(--space-4);
  background-color: var(--color-bg-subtle);
}

.auth-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  width: 100%;
  max-width: 420px;
  box-shadow: var(--shadow-lg);
}

.auth-card__title {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  text-align: center;
  margin-bottom: var(--space-2);
}

.auth-card__subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  text-align: center;
  margin-bottom: var(--space-6);
}

/* Mode toggle */
.auth-mode-toggle {
  display: flex;
  gap: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-6);
  overflow: hidden;
}

.auth-mode-btn {
  flex: 1;
  padding: var(--space-2) var(--space-4);
  font-size: var(--font-size-sm);
  font-weight: 500;
  background: var(--color-bg);
  color: var(--color-text-secondary);
  border: none;
  cursor: pointer;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.auth-mode-btn--active {
  background: var(--color-primary);
  color: #fff;
}

/* Form */
.auth-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.auth-divider {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-block: var(--space-4);
  color: var(--color-text-muted);
  font-size: var(--font-size-xs);
}

.auth-divider::before,
.auth-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

/* Google SSO button */
.btn-google {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  color: var(--color-text);
  font-weight: 500;
  font-size: var(--font-size-sm);
  cursor: pointer;
  transition: box-shadow var(--transition-fast);
}

.btn-google:hover {
  box-shadow: var(--shadow-sm);
  text-decoration: none;
}

/* Forgot password / switch mode links */
.auth-links {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.auth-links a,
.auth-links button.link-btn {
  color: var(--color-primary);
  background: none;
  border: none;
  cursor: pointer;
  font-size: inherit;
  padding: 0;
  text-decoration: underline;
}

/* Forgot password form */
.forgot-form {
  display: none;
  flex-direction: column;
  gap: var(--space-4);
}

.forgot-form--visible {
  display: flex;
}

/* Submit button */
.auth-submit {
  width: 100%;
  padding: var(--space-3);
  font-size: var(--font-size-base);
  font-weight: 600;
  justify-content: center;
}

/* Alerts */
.auth-alert {
  margin-bottom: var(--space-4);
}