.auth-shell{background:linear-gradient(135deg, var(--secondary) 0 36%, var(--background) 36% 100%);justify-content:center;align-items:center;min-height:100dvh;padding:6rem 1.25rem 3rem;display:flex;position:relative}.auth-shell>.brand{position:absolute;top:1.7rem;left:2rem}.auth-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);width:100%;max-width:29rem;padding:clamp(2rem,5vw,3.25rem)}.auth-card h1{font-size:2.55rem;line-height:1.1}.auth-intro{color:var(--muted-foreground);margin:1rem 0 2rem;line-height:1.6}.auth-form{gap:1rem;display:grid}.auth-form input{min-height:3rem;font-size:1rem}.auth-form button{width:100%;margin-top:.4rem}