/* Styled Banner Calculator with Options */
.cbc-calculator-box{max-width:460px;margin:20px auto;padding:20px;border-radius:14px;background:#fff;box-shadow:0 6px 14px rgba(0,0,0,0.08);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif;}
.cbc-calculator-box h3{margin:0 0 14px 0;font-weight:700;}
.cbc-field{margin-bottom:12px;}
.cbc-field label{display:block;margin-bottom:6px;font-weight:600;}
.cbc-field input,.cbc-field select{width:100%;padding:10px 12px;border:1px solid #ddd;border-radius:10px;font-size:15px;}
.cbc-actions{display:flex;gap:10px;margin:10px 0 6px 0;flex-wrap:wrap;}
.cbc-btn{background:#0073e6;color:#fff;border:none;padding:10px 16px;border-radius:10px;cursor:pointer;font-weight:600;transition:background .2s ease-in-out;}
.cbc-btn:hover{background:#005bb5;}
.cbc-secondary{background:#00a37a;}
.cbc-secondary:hover{background:#008a66;}
.cbc-price{margin-top:8px;font-weight:700;}
.cbc-error{margin-top:8px;color:#b00020;font-weight:600;}
.cbc-help{display:block;margin-top:8px;opacity:.75;}
.cbc-options{margin-top:10px;}
.cbc-options label{display:flex;align-items:center;gap:8px;font-weight:500;}