:root{--vb-offer-bg:#ffffff;--vb-offer-text:#333333;--vb-offer-accent:#2e7d32;--vb-offer-border:#e0e0e0;--vb-offer-shadow:rgba(0, 0, 0, 0.15)}.vb-offer-popup{position:fixed;bottom:-150%;left:20px;width:350px;max-width:calc(100vw - 40px);background-color:var(--vb-offer-bg);color:var(--vb-offer-text);border:1px solid var(--vb-offer-border);border-radius:12px;box-shadow:0 10px 30px var(--vb-offer-shadow);z-index:9998;transition:bottom 0.5s cubic-bezier(.175,.885,.32,1.275),opacity 0.5s ease;opacity:0;display:flex;flex-direction:column;overflow:hidden;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}.vb-offer-popup.vb-offer-show{bottom:20px;opacity:1}@media (max-width:768px){.vb-offer-popup{left:50%;transform:translateX(-50%);width:90%}.vb-offer-popup.vb-offer-show{bottom:80px}}.vb-offer-header{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;background-color:#f9f9f9;border-bottom:1px solid var(--vb-offer-border)}.vb-offer-title{margin:0;font-size:16px;font-weight:600;color:var(--vb-offer-accent)}.vb-offer-close{background:none;border:none;font-size:20px;line-height:1;color:#999;cursor:pointer;padding:0;margin:0}.vb-offer-close:hover{color:#333}.vb-offer-body{padding:16px;display:flex;flex-direction:column;gap:12px}.vb-offer-thumbnail{width:100%;height:120px;object-fit:cover;border-radius:8px}.vb-offer-content{font-size:14px;line-height:1.5;margin:0}.vb-offer-footer{padding:0 16px 16px;display:flex;justify-content:center}.vb-offer-cta{display:inline-block;width:100%;padding:10px 16px;background-color:var(--vb-offer-accent);color:#fff;text-align:center;text-decoration:none;font-weight:600;font-size:14px;border-radius:6px;border:none;cursor:pointer;transition:background-color 0.2s}.vb-offer-cta:hover{background-color:#1b5e20;color:#fff}