.filter-btn { background: rgba(17,24,39,0.7); border: 1px solid rgba(255,255,255,0.08); color: #9ca3af; }
    .filter-btn.active { background: #eab308; color: #000; border-color: #eab308; }
    .filter-btn:hover:not(.active) { border-color: #6b7280; color: #fff; }
    .broker-card { transition: transform 0.2s ease, box-shadow 0.2s ease; }
    .broker-card:hover { transform: translateY(-3px); box-shadow: 0 10px 25px -8px rgba(0,0,0,0.5); }