{{-- Anti-FOUC: apply saved theme before first paint. Shared key 'theme' across login, landing & dashboards. --}}
<script>
    (function () {
        try {
            var t = localStorage.getItem('theme');
            if (t !== 'dark' && t !== 'light') {
                t = window.matchMedia('(prefers-color-scheme: dark)').matches ? 'dark' : 'light';
            }
            document.documentElement.setAttribute('data-theme', t);
        } catch (e) {}
    })();
</script>