.auth-shell{min-height:100dvh;display:grid;place-items:center;padding:var(--space-5);background:var(--color-bg)}.auth-card{width:100%;max-width:360px;display:flex;flex-direction:column;gap:var(--space-5)}.auth-brand{display:flex;align-items:center;justify-content:center;gap:var(--space-2);font-family:var(--font-sans);font-size:var(--text-2xl)}.auth-brand,.auth-heading{font-weight:var(--weight-semibold);letter-spacing:var(--tracking-tight);color:var(--color-fg)}.auth-heading{font-size:var(--text-lg)}.auth-subheading{margin-top:var(--space-1)}.auth-alt-link,.auth-subheading{font-size:var(--text-sm);color:var(--color-fg-muted)}.auth-alt-link{display:block;text-align:center;text-decoration:underline;text-decoration-color:var(--color-border-strong);text-underline-offset:3px}.auth-alt-link:hover{color:var(--color-fg);text-decoration-color:var(--color-fg)}.auth-alt-link:focus-visible{outline:2px solid var(--color-border-focus);outline-offset:2px;border-radius:var(--radius-sm)}.auth-success-icon{display:block;color:var(--color-success);margin-bottom:var(--space-3)}.auth-footer{font-size:var(--text-sm);color:var(--color-fg-muted);text-align:center}.auth-footer a{color:var(--color-fg);font-weight:var(--weight-medium);text-decoration:underline;text-decoration-color:var(--color-border-strong);text-underline-offset:3px}.auth-footer a:hover{text-decoration-color:var(--color-fg)}.auth-sso{flex-direction:column;margin-bottom:var(--space-3)}.auth-sso,.auth-sso-btn{display:flex;gap:var(--space-2)}.auth-sso-btn{align-items:center;justify-content:center;padding:var(--space-2) var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg-elevated);color:var(--color-fg);font-size:var(--text-sm);font-weight:var(--weight-medium);text-decoration:none;transition:background var(--duration-fast) var(--ease)}.auth-sso-btn:hover{background:var(--color-bg-hover)}.auth-sso-divider{display:flex;align-items:center;gap:var(--space-2);color:var(--color-fg-subtle);font-size:var(--text-xs);text-transform:uppercase;letter-spacing:.05em;margin:var(--space-1) 0}.auth-sso-divider:after,.auth-sso-divider:before{content:"";flex:1;height:1px;background:var(--color-border)}