.promo-card { background:#131722; border:1px solid #1e2535; border-radius:12px; transition:border-color .2s,transform .2s; }
.promo-card:hover { border-color:#1890ff; transform:translateY(-2px); }
.promo-badge { font-size:11px; font-weight:700; padding:3px 10px; border-radius:20px; }