/* Auth Screens */
.auth-container {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-xl);
  background: linear-gradient(180deg, var(--primary-50) 0%, var(--bg-secondary) 50%);
}

[data-theme="dark"] .auth-container {
  background: linear-gradient(180deg, var(--primary-900) 0%, var(--bg-secondary) 50%);
}

.auth-hero {
  text-align: center;
  margin-bottom: var(--space-2xl);
  animation: fadeInUp 0.5s ease;
}

.auth-logo {
  font-size: 56px;
  color: var(--primary-600);
  margin-bottom: var(--space-md);
  display: block;
}

.auth-hero h1 {
  font-size: var(--font-3xl);
  font-weight: 800;
  margin-bottom: var(--space-xs);
  background: linear-gradient(135deg, var(--primary-600), var(--primary-800));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

.auth-form {
  width: 100%;
  max-width: 400px;
  animation: fadeInUp 0.5s ease 0.1s backwards;
}

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

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

.auth-switch {
  text-align: center;
  margin-top: var(--space-lg);
  color: var(--text-secondary);
  font-size: var(--font-sm);
}

.auth-switch a {
  font-weight: 600;
}

.auth-error {
  background: var(--error-light);
  color: var(--error);
  padding: 12px 16px;
  border-radius: var(--radius-md);
  font-size: var(--font-sm);
  margin-top: var(--space-md);
  text-align: center;
  animation: shake 0.4s ease;
}

[data-theme="dark"] .auth-error {
  background: rgba(239, 68, 68, 0.15);
}

/* Onboarding */
.onboarding-container {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  padding: var(--space-xl);
  max-width: 600px;
  margin: 0 auto;
}

.onboarding-header {
  text-align: center;
  margin-bottom: var(--space-xl);
  padding-top: var(--space-2xl);
}

.onboarding-header h1 {
  font-size: var(--font-3xl);
  margin-bottom: var(--space-sm);
}

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

.onboarding-habits-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-sm);
  flex: 1;
}

@media (min-width: 480px) {
  .onboarding-habits-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.onboarding-habits-grid .catalog-item {
  flex-direction: column;
  text-align: center;
  padding: var(--space-md);
  gap: var(--space-sm);
}

.onboarding-actions {
  position: sticky;
  bottom: 0;
  padding: var(--space-lg) 0;
  background: var(--bg-secondary);
}

.onboarding-actions .btn {
  font-size: var(--font-lg);
  padding: 16px;
}