.vbkm-wrap{--vbkm-primary:#c52184;--vbkm-accent:#f9b4ed;--vbkm-dark:#2a2a2a;max-width:720px;margin:0 auto;font-family:system-ui,Segoe UI,Roboto,Arial,sans-serif}
.vbkm-brand img{height:48px;margin:8px auto 12px;display:block}
.vbkm-form{background:#fff;border:1px solid #eee;border-radius:16px;box-shadow:0 4px 20px rgba(0,0,0,.04);padding:16px}
.vbkm-step{display:none}.vbkm-step.vbkm-active{display:block}
.vbkm-cart-items .vbkm-item{background:var(--vbkm-accent);color:#000;padding:6px 10px;border-radius:8px;margin:6px 0;display:flex;justify-content:space-between;align-items:center}
.vbkm-cart-add{display:flex;gap:8px;align-items:center}
.vbkm-nav{display:flex;justify-content:flex-end;gap:8px;margin-top:10px}
.vbkm-next,.vbkm-prev,.vbkm-pay,.vbkm-add{border:0;border-radius:999px;padding:10px 14px;cursor:pointer}
.vbkm-next,.vbkm-add{background:var(--vbkm-primary);color:#fff}
.vbkm-prev{background:#eee}
.vbkm-pay{background:#0a7cff;color:#fff}
.vbkm-summary{background:#f6f7fb;border:1px dashed #dfe3ea;padding:8px;border-radius:12px}
label{display:block;margin:8px 0}