.compact-auth { grid-template-columns: .9fr 480px; }
.single-auth { grid-template-columns: minmax(320px, 480px); justify-content: center; }
.checkbox-row { display: flex; grid-template-columns: none; align-items: center; gap: 10px; }
.checkbox-row input { width: auto; min-height: auto; }
.password-meter { height: 7px; background: var(--bg-tertiary); border-radius: 999px; overflow: hidden; border: 1px solid var(--border-primary); }
.password-meter span { display: block; width: 20%; height: 100%; background: var(--brand-gradient); box-shadow: var(--glow-sm); transition: width .2s; }
.auth-card .brand-lockup { margin-bottom: 16px; }
@media (max-width: 860px) { .compact-auth { grid-template-columns: 1fr; } }