@media(max-width:768px){#share-bar{left:0!important;top:auto!important;bottom:0!important;transform:none!important;flex-direction:row!important;width:100%;justify-content:center;background:#fff;padding:8px 0;border-top:1px solid #e2e4eb;box-shadow:0 -2px 8px rgba(0,0,0,0.08);}}

        /* Dark Mode */
[data-theme="dark"] body { background: #1a1a2e; color: #e4e4e8; }
        [data-theme="dark"] .ftc-banner { background: #16213e; border-color: #2a2a4e; color: #6a6a86; }
        [data-theme="dark"] img { opacity: 0.9; }