/* ========================================
   Auth Pages Premium Styling
   ======================================== */

.auth-page {
  min-height: calc(100vh - 72px);
  display: flex;
  align-items: center;
  padding: var(--space-3xl) 0;
  background: var(--color-bg);
  position: relative;
}

.auth-container {
  max-width: 500px;
  width: 100%;
  margin: 0 auto;
}

.auth-branding {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.auth-logo {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-lg);
  border-radius: var(--radius-md);
}

.auth-branding h1 {
  margin-bottom: var(--space-sm);
  font-size: clamp(2rem, 4vw, 2.5rem);
}

.auth-subtitle {
  color: var(--color-muted);
  font-size: var(--text-lg);
  margin: 0;
}

.auth-card {
  padding: var(--space-2xl);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
}

.auth-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  text-align: center;
  margin-top: var(--space-lg);
}

.auth-link {
  color: var(--color-primary);
  text-decoration: none;
  font-size: var(--text-sm);
  transition: color var(--transition);
}

.auth-link:hover {
  color: var(--color-accent);
  text-decoration: underline;
}

.auth-divider {
  display: flex;
  align-items: center;
  text-align: center;
  margin: var(--space-xl) 0;
  color: var(--color-muted);
  font-size: var(--text-sm);
}

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

.auth-divider span {
  padding: 0 var(--space-md);
}

.auth-external {
  margin-top: var(--space-xl);
  padding-top: var(--space-xl);
  border-top: 1px solid var(--color-border);
}

.auth-note {
  color: var(--color-muted);
  font-size: var(--text-sm);
  margin-bottom: var(--space-md);
}

/* Fluent UI Form Overrides for Brand */
.auth-card .fluent-text-field::part(root),
.auth-card .fluent-password-field::part(root) {
  border-color: var(--color-border);
}

.auth-card .fluent-text-field::part(root):hover,
.auth-card .fluent-password-field::part(root):hover {
  border-color: var(--color-primary);
}

.auth-card .fluent-text-field::part(root):focus-within,
.auth-card .fluent-password-field::part(root):focus-within {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(31, 107, 255, 0.2), var(--glow-primary);
}

.auth-card .fluent-button {
  margin-top: var(--space-md);
}

/* Responsive */
@media (max-width: 640px) {
  .auth-page {
    padding: var(--space-xl) 0;
  }

  .auth-card {
    padding: var(--space-lg);
  }

  .auth-branding {
    margin-bottom: var(--space-2xl);
  }
}