.topbar-account-actions{flex-shrink:0;gap:10px}
.theme-toggle{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:8px 12px;flex-shrink:0;border:1px solid #c8d0db;border-radius:10px;background:#f8fafc;color:#445065;font:inherit;font-size:14px;font-weight:600;cursor:pointer;white-space:nowrap}
.theme-toggle:hover{background:#eef4ff}.theme-toggle .material-symbols-rounded{font-size:21px}
.theme-toggle-track{display:block;position:relative;width:30px;height:18px;border-radius:20px;background:#65748b;flex-shrink:0}
.theme-toggle-track>span{position:absolute;top:3px;left:3px;width:12px;height:12px;border-radius:50%;background:#fff;transition:transform .16s}
.theme-toggle[aria-checked=true] .theme-toggle-track{background:#245ff5}
.theme-toggle[aria-checked=true] .theme-toggle-track>span{transform:translateX(12px)}
.theme-toggle:focus-visible{outline:3px solid #7599ff;outline-offset:3px}
html[data-theme=dark] .theme-toggle{background:var(--blue-50);color:var(--accent);border-color:var(--border-strong)}
html[data-theme=dark] .theme-toggle:hover{background:var(--subtle)}
@media(max-width:1100px){.theme-toggle-label{display:none}}
@media(max-width:600px){.theme-toggle-track{display:none}.theme-toggle{width:44px;height:44px;padding:0}.topbar-account-actions{gap:6px}}
@media(prefers-reduced-motion:reduce){.theme-toggle-track>span{transition:none}}