.spb-builder { margin: 20px 0; padding: 18px; border: 1px solid #e5e5e5; border-radius: 10px; background: #fff; }
.spb-field { margin-bottom: 20px; }
.spb-field h4 { margin: 0 0 10px; font-size: 18px; }
.spb-required { color: #d63638; }
.spb-option { display: grid; grid-template-columns: 22px 1fr auto; gap: 10px; align-items: center; margin-bottom: 8px; }
.spb-option-price { min-width: 70px; text-align: right; font-weight: 600; }
.spb-field select { min-width: 250px; padding: 8px; }
.spb-total-note { margin-top: 16px; padding-top: 12px; border-top: 1px solid #eee; font-size: 16px; }