*{box-sizing:border-box}#gutter-calculator-wrapper{background-color:#fff;margin:2em auto;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;max-width:1200px;width:100%;border:1px solid #e0e0e0;box-shadow:0 4px 12px rgba(0,0,0,.05);border-radius:8px;overflow:hidden}.calculator-header{padding:20px 30px;border-bottom:1px solid #e0e0e0;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:15px}.calculator-title{font-size:24px;font-weight:600;color:#333;margin:0}.request-booking-btn{background:#20b2aa;color:#fff;border:none;padding:12px 25px;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;transition:background-color 0.3s,transform 0.2s}.request-booking-btn:hover{background:#1a9b94;transform:translateY(-2px)}.gutter-form{display:flex;background:#fafafa}.form-main{flex:2;padding:30px;border-right:1px solid #e0e0e0}.form-sidebar{flex:1;padding:30px;background:#fff}.form-section{margin-bottom:25px}.form-section label{display:block;font-weight:500;margin-bottom:8px;color:#333;font-size:14px}.form-section label.required::after{content:" *";color:#e74c3c}.form-section select,.form-section input[type="text"],.form-section input[type="email"],.form-section input[type="tel"],.form-section input[type="number"],.form-section textarea{width:100%;padding:12px 16px;border:1px solid #dcdcdc;border-radius:8px;font-size:14px;transition:border-color 0.3s,box-shadow 0.3s;background:#fff}.form-section select:focus,.form-section input:focus,.form-section textarea:focus{outline:none;border-color:#20b2aa;box-shadow:0 0 0 3px rgba(32,178,170,.2)}.checkbox-group{display:flex;flex-direction:column;gap:12px}.checkbox-group label{display:flex;align-items:center;font-weight:400;cursor:pointer}.checkbox-group input[type="checkbox"]{width:18px;height:18px;margin-right:12px;accent-color:#20b2aa}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:25px}.form-grid .form-section{margin-bottom:0}.toggle-switch{position:relative;display:inline-block;width:50px;height:24px}.toggle-switch input[type="checkbox"]{opacity:0;width:0;height:0}.toggle-slider{position:absolute;cursor:pointer;top:0;left:0;right:0;bottom:0;background-color:#ccc;transition:.4s;border-radius:24px}.toggle-slider:before{position:absolute;content:"";height:18px;width:18px;left:3px;bottom:3px;background-color:#fff;transition:.4s;border-radius:50%}input:checked+.toggle-slider{background-color:#20b2aa}input:checked+.toggle-slider:before{transform:translateX(26px)}.quote-summary{background:#f8f9fa;border:1px solid #e0e0e0;border-radius:12px;padding:25px;text-align:center;position:sticky;top:30px}.quote-summary h3{margin:0 0 20px 0;color:#333;font-size:18px}#quote-price-container{margin:20px 0}.currency{font-size:24px;color:#666;vertical-align:top}.total-price{font-size:42px;font-weight:700;color:#20b2aa}#bespoke-quote-message{background:#fff3cd;border-radius:8px;padding:15px;margin-top:15px}#bespoke-quote-message p{margin:0;color:#856404;font-size:14px;line-height:1.4}#commercial-contact-message{background:#d1ecf1;border-radius:8px;padding:15px;margin-top:15px}#commercial-contact-message p{margin:0;color:#0c5460;font-size:14px;line-height:1.4}.form-messages{margin-top:15px;padding:15px;border-radius:8px;display:none}.form-messages.error{display:block;background-color:#f8d7da;color:#721c24;border:1px solid #f5c6cb}.form-messages.success{display:block;background-color:#d4edda;color:#155724;border:1px solid #c3e6cb}@media (max-width:992px){.gutter-form{flex-direction:column}.form-main{border-right:none}.quote-summary{position:static;top:auto}}@media (max-width:768px){#gutter-calculator-wrapper{margin:1em auto;border:none;box-shadow:none}.calculator-header{flex-direction:column;text-align:center;padding:20px}.form-main,.form-sidebar{padding:20px}.form-grid{grid-template-columns:1fr}.total-price{font-size:36px}}@media (max-width:480px){.calculator-title{font-size:20px}.form-main,.form-sidebar{padding:15px}.request-booking-btn{width:100%;padding:15px}}