.user-avatar-link{width:36px;height:36px;padding:0!important;border-radius:50%;overflow:hidden;display:grid;place-items:center;background:var(--surface2)!important;color:var(--text)!important}.user-avatar-link img{width:100%;height:100%;object-fit:cover;display:block}.avatar-fallback{font-weight:800;font-size:14px}.logout-link{padding:8px 10px!important;border-radius:6px;background:var(--surface2)!important;color:var(--text)!important;font-weight:700!important}.theme-button{background:var(--surface)!important;color:var(--text)!important}.theme-button:hover,.register-link:hover,.logout-link:hover{background:var(--surface2)!important}@media(max-width:680px){.user-avatar-link{width:32px;height:32px}.theme-button{width:32px;height:32px}.logout-link{font-size:13px;padding:7px 8px!important}.header-actions{gap:6px}}