.auth-hero{padding:clamp(24px,4vw,40px) var(--space-6)}.auth-hero .sell-hero__title{font-size:clamp(1.35rem,3vw,1.85rem);margin-bottom:var(--space-2)}.auth-hero .sell-hero__sub{font-size:.875rem}.auth-hero .sell-hero__eyebrow{margin-bottom:var(--space-2)}.auth-container{max-width:440px;margin:0 auto;padding:var(--space-6) var(--space-5) var(--space-12)}.auth-toggle{display:flex;gap:var(--space-2);margin-bottom:var(--space-5)}.auth-toggle .sell-type-btn{flex:1 1;justify-content:center;padding:var(--space-3) var(--space-4)}.auth-form{display:flex;flex-direction:column;gap:var(--space-4)}.auth-card-intro{font-size:.875rem;color:var(--text-secondary);margin:0 0 var(--space-2);line-height:1.6}.auth-card-intro strong{color:var(--text-primary)}.auth-pw{position:relative}.auth-pw .sell-input{padding-right:44px}.auth-pw__toggle{position:absolute;right:8px;top:50%;transform:translateY(-50%);background:none;border:none;cursor:pointer;color:var(--text-muted);display:flex;align-items:center;justify-content:center;padding:6px;border-radius:var(--radius-sm)}.auth-pw__toggle:hover{color:var(--text-primary)}.auth-alert{font-size:.82rem;color:var(--color-danger);background:var(--color-danger-subtle);border:1px solid var(--color-danger);border-radius:var(--radius-sm);padding:var(--space-3) var(--space-4);margin:0;line-height:1.5}.auth-divider{display:flex;align-items:center;gap:var(--space-3);margin:var(--space-5) 0;color:var(--text-muted);font-size:.75rem;text-transform:uppercase;letter-spacing:.08em}.auth-divider:after,.auth-divider:before{content:"";flex:1 1;height:1px;background:var(--border-default)}.auth-google{width:100%;display:flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-3) var(--space-4);border:1px solid var(--border-default);border-radius:var(--radius-sm);background:var(--surface-raised);color:var(--text-primary);font-size:.9rem;font-weight:600;cursor:pointer;transition:border-color .2s,background .2s}.auth-google:hover{border-color:var(--color-accent);background:var(--surface-subtle)}.auth-google img{width:18px;height:18px}.auth-links{margin-top:var(--space-5);text-align:center;font-size:.85rem;color:var(--text-secondary);line-height:1.9}.auth-links a{color:var(--color-accent);font-weight:600;text-decoration:none}.auth-links a:hover{text-decoration:underline}.auth-status{text-align:center}.auth-linkbtn{background:none;border:none;color:var(--color-accent);font-weight:600;cursor:pointer;padding:0;font-size:.85rem}.auth-linkbtn:hover{text-decoration:underline}.auth-google:disabled{opacity:.65;cursor:not-allowed}.auth-google__spinner{width:15px;height:15px;flex-shrink:0;border-radius:50%;border:2px solid var(--border-strong);border-top-color:var(--color-accent);animation:auth-spin .7s linear infinite}@keyframes auth-spin{to{transform:rotate(1turn)}}@media (prefers-reduced-motion:reduce){.auth-google__spinner{animation-duration:2s}}