.mtp-toggle-container{display:flex;align-items:center;margin-bottom:10px;margin-top:20px}.mtp-toggle-switch{position:relative;display:inline-block;width:50px;height:24px;margin-right:10px}.mtp-toggle-input{opacity:0;width:0;height:0}.mtp-toggle-slider{position:absolute;cursor:pointer;top:0;left:0;right:0;bottom:0;background-color:#ccc;transition:.4s;border-radius:24px}.mtp-toggle-slider:before{position:absolute;content:"";height:16px;width:16px;left:4px;bottom:4px;background-color:#fff;transition:.4s;border-radius:50%}.mtp-toggle-input:checked+.mtp-toggle-slider{background-color:#2196F3}.mtp-toggle-input:focus+.mtp-toggle-slider{box-shadow:0 0 1px #2196F3}.mtp-toggle-input:checked+.mtp-toggle-slider:before{transform:translateX(26px)}.mtp-toggle-label{font-weight:500;cursor:pointer}:root{--mtp-primary:#3498db;--mtp-secondary:#2ecc71;--mtp-accent:#e74c3c;--mtp-text:#333333;--mtp-light-bg:#f8f9fa;--mtp-border:#e0e0e0;--mtp-success:#27ae60;--mtp-warning:#f39c12;--mtp-danger:#e74c3c;--mtp-white:#ffffff;--mtp-gray:#95a5a6;--mtp-shadow:0 4px 6px rgba(0, 0, 0, 0.1);--mtp-transition:all 0.3s ease}.mtp-calculator-form,.mtp-calculator-result{max-width:800px;margin:2rem auto;padding:2rem;background-color:var(--mtp-light-bg);border-radius:12px;box-shadow:var(--mtp-shadow);font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Oxygen-Sans,Ubuntu,Cantarell,'Helvetica Neue',sans-serif;color:var(--mtp-text);line-height:1.6;transition:var(--mtp-transition)}.mtp-form-grid{display:grid;grid-template-columns:1fr;gap:1.5rem}.mtp-form-section{margin-bottom:0;padding:1.5rem;background-color:var(--mtp-white);border-radius:8px;border:1px solid var(--mtp-border);transition:var(--mtp-transition);box-sizing:border-box}.mtp-form-section:hover{box-shadow:0 2px 8px rgb(0 0 0 / .08)}.mtp-form-section:last-child{margin-bottom:0}.mtp-form-section h3{margin:0 0 1.2rem 0;color:var(--mtp-primary);font-size:1.3em;font-weight:600;display:flex;align-items:center;gap:.5rem}.mtp-form-section h3::before{content:'→';color:var(--mtp-accent);font-weight:700}.mtp-form-group{margin-bottom:1.2rem;position:relative}.mtp-form-group label{display:block;margin-bottom:.5rem;font-weight:500;color:var(--mtp-text);font-size:.95em}.mtp-form-control{width:100%;max-width:100%;padding:.75rem 1rem;border:1px solid var(--mtp-border);border-radius:6px;font-size:1rem;line-height:1.5;transition:var(--mtp-transition);background-color:var(--mtp-white);color:var(--mtp-text);box-sizing:border-box}.mtp-form-control:focus{border-color:var(--mtp-primary);box-shadow:0 0 0 2px rgb(52 152 219 / 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var(--mtp-gray);border-radius:50%;background-color:var(--mtp-white);position:relative;cursor:pointer;transition:var(--mtp-transition)}.mtp-radio-label input[type="radio"]:checked{border-color:var(--mtp-primary);background-color:var(--mtp-primary)}.mtp-radio-label input[type="radio"]:checked::after{content:'';position:absolute;width:8px;height:8px;background:var(--mtp-white);border-radius:50%;top:50%;left:50%;transform:translate(-50%,-50%)}.mtp-form-actions{display:flex;gap:1rem;margin:2rem 0 1rem;flex-wrap:wrap}.mtp-button{display:inline-flex;align-items:center;justify-content:center;padding:.75rem 1.5rem;font-size:1rem;font-weight:600;line-height:1.5;text-align:center;text-decoration:none;white-space:nowrap;border-radius:6px;border:2px solid #fff0;cursor:pointer;transition:var(--mtp-transition);position:relative;overflow:hidden}.mtp-button:disabled{opacity:.7;cursor:not-allowed}.mtp-button-primary{background-color:var(--mtp-primary);color:var(--mtp-white);border-color:var(--mtp-primary)}.mtp-button-primary:hover:not(:disabled){background-color:#2980b9;border-color:#2980b9;transform:translateY(-2px);box-shadow:0 4px 8px rgb(0 0 0 / .1)}.mtp-button-secondary{background-color:var(--mtp-secondary);color:var(--mtp-white);border-color:var(--mtp-secondary)}.mtp-button-secondary:hover:not(:disabled){background-color:#27ae60;border-color:#27ae60;transform:translateY(-2px);box-shadow:0 4px 8px rgb(0 0 0 / .1)}.mtp-button-outline{background-color:#fff0;color:var(--mtp-primary);border-color:var(--mtp-primary)}.mtp-button-outline:hover:not(:disabled){background-color:rgb(52 152 219 / .1);transform:translateY(-2px);box-shadow:0 4px 8px rgb(0 0 0 / .1)}.mtp-button i{margin-right:.5rem;font-size:1.1em}.mtp-button-loading::after{content:'';display:inline-block;width:1em;height:1em;margin-left:.5rem;border:2px solid rgb(255 255 255 / .3);border-radius:50%;border-top-color:var(--mtp-white);animation:mtp-spin 0.6s linear infinite}@keyframes mtp-spin{to{transform:rotate(360deg)}}.mtp-calculator-result{margin-top:2rem;background-color:var(--mtp-white);border:1px solid var(--mtp-border);border-radius:12px;overflow:hidden}.mtp-result-header{background-color:var(--mtp-primary);color:var(--mtp-white);padding:1.5rem;margin:-2rem -2rem 2rem -2rem;border-radius:10px 10px 0 0;position:relative;overflow:hidden}.mtp-result-header::after{content:'';position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(135deg,rgb(255 255 255 / .1) 0%,#fff0 100%);pointer-events:none}.mtp-result-title{margin:0;font-size:1.5rem;font-weight:700;position:relative;z-index:1}.mtp-result-subtitle{margin:.5rem 0 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var(--mtp-border);display:inline-block}.mtp-materials-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1.5rem;margin-top:1.5rem}.mtp-material-card{background:var(--mtp-white);border:1px solid var(--mtp-border);border-radius:10px;padding:1.5rem;text-align:center;transition:var(--mtp-transition);position:relative;overflow:hidden}.mtp-material-card:hover{transform:translateY(-5px);box-shadow:0 10px 20px rgb(0 0 0 / .08)}.mtp-material-icon{width:70px;height:70px;margin:0 auto 1rem;background:var(--mtp-light-bg);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:2rem;color:var(--mtp-primary)}.mtp-material-name{font-size:1.1rem;font-weight:600;color:var(--mtp-text);margin-bottom:.5rem}.mtp-material-quantity{font-size:1.5rem;font-weight:700;color:var(--mtp-primary);margin:.5rem 0;line-height:1.3}.mtp-material-note{font-size:.85rem;color:var(--mtp-gray);margin-top:.5rem;font-style:italic}.mtp-calculator-container{width:100%;max-width:900px;margin:0 auto;padding:20px;box-sizing:border-box}@media (max-width:1024px){.mtp-calculator-container{max-width:768px}.mtp-dimensions-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:768px){.mtp-calculator-container{padding:15px}.mtp-dimensions-grid{grid-template-columns:1fr}.mtp-radio-group{flex-direction:column;align-items:flex-start}.mtp-form-actions{flex-direction:column}.mtp-button{width:100%}.mtp-materials-grid{grid-template-columns:repeat(2,1fr)}.mtp-material-icon i{font-size:2rem}}@media (max-width:480px){.mtp-calculator-container{padding:10px}.mtp-calculator-header h2{font-size:1.5rem}.mtp-form-section h3{font-size:1.1rem}.mtp-materials-grid{grid-template-columns:1fr}}.mtp-result-notes{background-color:#f8f9fa;border-left:4px solid #ffb900;padding:15px;margin:25px 0}.mtp-result-notes h4{margin-top:0;margin-bottom:10px;color:#23282d}.mtp-result-notes ul{margin:0;padding-left:20px}.mtp-result-notes li{margin-bottom:5px}.mtp-result-notes li:last-child{margin-bottom:0}@media (max-width:782px){.mtp-materials-grid{grid-template-columns:1fr}.mtp-form-actions{flex-direction:column}.mtp-form-actions .button{width:100%;margin-bottom:5px}}.mtp-result-loading{display:flex;align-items:center;justify-content:center;padding:30px;color:#666;font-style:italic}.mtp-result-loading .spinner{margin:0 10px 0 0;float:none;visibility:visible}.mtp-error{background-color:#f8d7da;color:#721c24;padding:12px 15px;border-radius:4px;border-left:4px solid #f5c6cb;margin:15px 0}@media print{.mtp-print-button,.mtp-recalculate-button,.wp-header-end{display:none!important}.mtp-calculator-result{box-shadow:none;padding:0}.mtp-materials-grid{page-break-inside:avoid}}.mtp-calculator-form{--mtp-primary:var(--mtp-primary-color, #3498db);--mtp-secondary:var(--mtp-secondary-color, #2ecc71);--mtp-accent:var(--mtp-accent-color, #e74c3c);--mtp-text:var(--mtp-text-color, #333333);--mtp-light-bg:var(--mtp-light-bg-color, #f8f9fa);--mtp-border:var(--mtp-border-color, #e0e0e0)}.mtp-button-calculate{background-color:#2271b1;border-color:#2271b1;color:#fff;text-shadow:none}.mtp-button-calculate:hover,.mtp-button-calculate:focus{background-color:#135e96;border-color:#135e96;color:#fff}.mtp-result-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;padding-bottom:15px;border-bottom:1px solid #eee}.mtp-result-header h3{margin:0;color:#23282d}.mtp-result-summary{background-color:#f9f9f9;padding:15px;border-radius:4px;margin-bottom:20px}.mtp-result-item{display:flex;margin-bottom:8px;font-size:15px}.mtp-result-item:last-child{margin-bottom:0}.mtp-result-label{font-weight:600;min-width:150px;color:#555}.mtp-result-value{flex:1}.mtp-materials-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:20px;margin:25px 0}.mtp-material-card{display:flex;flex-direction:column;align-items:center;padding:1.5rem;background-color:var(--mtp-white);border-radius:8px;box-shadow:0 2px 4px rgb(0 0 0 / .1);transition:all 0.3s ease}.mtp-material-card:hover{box-shadow:0 4px 8px rgb(0 0 0 / .15);transform:translateY(-2px)}.mtp-material-details{text-align:center;width:100%}.mtp-material-icon{display:flex;justify-content:center;align-items:center;margin-bottom:10px}.mtp-material-icon i{font-size:2.5rem;color:#3498db;transition:all 0.3s ease}.mtp-material-card:hover .mtp-material-icon i{transform:scale(1.1);color:#2980b9}.mtp-material-name{font-weight:600;font-size:1.1rem;margin-bottom:.5rem;color:var(--mtp-text)}.mtp-material-quantity{font-size:1rem;color:var(--mtp-primary);font-weight:500}.mtp-material-volume,.mtp-material-note{font-size:13px;color:#666;line-height:1.4}.mtp-calculator-container{width:100%;max-width:900px;margin:0 auto;padding:20px;box-sizing:border-box}@media (max-width:1024px){.mtp-calculator-container{max-width:768px}.mtp-dimensions-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:768px){.mtp-calculator-container{padding:15px}.mtp-dimensions-grid{grid-template-columns:1fr}.mtp-radio-group{flex-direction:column;align-items:flex-start}.mtp-form-actions{flex-direction:column}.mtp-button{width:100%}}@media (max-width:480px){.mtp-calculator-container{padding:10px}.mtp-calculator-header h2{font-size:1.5rem}.mtp-form-section h3{font-size:1.1rem}.mtp-materials-grid{grid-template-columns:1fr}}.mtp-result-notes{background-color:#f8f9fa;border-left:4px solid #ffb900;padding:15px;margin:25px 0}.mtp-result-notes h4{margin-top:0;margin-bottom:10px;color:#23282d}.mtp-result-notes ul{margin:0;padding-left:20px}.mtp-result-notes li{margin-bottom:5px}.mtp-result-notes li:last-child{margin-bottom:0}@media (max-width:782px){.mtp-materials-grid{grid-template-columns:1fr}.mtp-form-actions{flex-direction:column}.mtp-form-actions .button{width:100%;margin-bottom:5px}}.mtp-result-loading{display:flex;align-items:center;justify-content:center;padding:30px;color:#666;font-style:italic}.mtp-result-loading .spinner{margin:0 10px 0 0;float:none;visibility:visible}.mtp-error{background-color:#f8d7da;color:#721c24;padding:12px 15px;border-radius:4px;border-left:4px solid #f5c6cb;margin:15px 0}@media print{.mtp-print-button,.mtp-recalculate-button,.wp-header-end{display:none!important}.mtp-calculator-result{box-shadow:none;padding:0}.mtp-materials-grid{page-break-inside:avoid}}.mtp-calculator-form{--mtp-primary:var(--mtp-primary-color, #3498db);--mtp-secondary:var(--mtp-secondary-color, #2ecc71);--mtp-accent:var(--mtp-accent-color, #e74c3c);--mtp-text:var(--mtp-text-color, #333333);--mtp-light-bg:var(--mtp-light-bg-color, #f8f9fa);--mtp-border:var(--mtp-border-color, #e0e0e0)}.mtp-button-calculate{background-color:#2271b1;border-color:#2271b1;color:#fff;text-shadow:none}.mtp-button-calculate:hover,.mtp-button-calculate:focus{background-color:#135e96;border-color:#135e96;color:#fff}.mtp-result-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;padding-bottom:15px;border-bottom:1px solid #eee}.mtp-result-header h3{margin:0;color:#23282d}.mtp-result-summary{background-color:#f9f9f9;padding:15px;border-radius:4px;margin-bottom:20px}.mtp-result-item{display:flex;margin-bottom:8px;font-size:15px}.mtp-result-item:last-child{margin-bottom:0}.mtp-result-label{font-weight:600;min-width:150px;color:#555}.mtp-result-value{flex:1}.mtp-materials-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:20px;margin:25px 0}.mtp-material-card{background:#fff;border:1px solid #ddd;border-radius:6px;padding:15px;transition:all 0.3s ease}.mtp-material-card:hover{box-shadow:0 3px 10px rgb(0 0 0 / .1);transform:translateY(-2px)}.mtp-material-icon{font-size:24px;color:#2271b1;margin-bottom:10px}.mtp-material-icon svg{width:48px;height:48px;color:#3498db;transition:all 0.3s ease}.mtp-material-card:hover .mtp-material-icon svg{transform:scale(1.1);color:#2980b9}.mtp-material-name{font-weight:600;font-size:16px;margin-bottom:8px;color:#23282d}.mtp-material-quantity{font-size:18px;font-weight:700;color:#2271b1;margin-bottom:5px}.mtp-material-volume,.mtp-material-note{font-size:13px;color:#666;line-height:1.4}.mtp-calculator-container{width:100%;max-width:900px;margin:0 auto;padding:20px;box-sizing:border-box}@media (max-width:1024px){.mtp-calculator-container{max-width:768px}.mtp-dimensions-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:768px){.mtp-calculator-container{padding:15px}.mtp-dimensions-grid{grid-template-columns:1fr}.mtp-radio-group{flex-direction:column;align-items:flex-start}.mtp-form-actions{flex-direction:column}.mtp-button{width:100%}}@media (max-width:480px){.mtp-calculator-container{padding:10px}.mtp-calculator-header h2{font-size:1.5rem}.mtp-form-section h3{font-size:1.1rem}.mtp-materials-grid{grid-template-columns:1fr}}.mtp-result-notes{background-color:#f8f9fa;border-left:4px solid #ffb900;padding:15px;margin:25px 0}.mtp-result-notes h4{margin-top:0;margin-bottom:10px;color:#23282d}.mtp-result-notes ul{margin:0;padding-left:20px}.mtp-result-notes li{margin-bottom:5px}.mtp-result-notes li:last-child{margin-bottom:0}@media (max-width:782px){.mtp-materials-grid{grid-template-columns:1fr}.mtp-form-actions{flex-direction:column}.mtp-form-actions .button{width:100%;margin-bottom:5px}}.mtp-result-loading{display:flex;align-items:center;justify-content:center;padding:30px;color:#666;font-style:italic}.mtp-result-loading .spinner{margin:0 10px 0 0;float:none;visibility:visible}.mtp-error{background-color:#f8d7da;color:#721c24;padding:12px 15px;border-radius:4px;border-left:4px solid #f5c6cb;margin:15px 0}@media 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h3{margin:0;color:#23282d}.mtp-result-summary{background-color:#f9f9f9;padding:15px;border-radius:4px;margin-bottom:20px}.mtp-result-item{display:flex;margin-bottom:8px;font-size:15px}.mtp-result-item:last-child{margin-bottom:0}.mtp-result-label{font-weight:600;min-width:150px;color:#555}.mtp-result-value{flex:1}.mtp-materials-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:20px;margin:25px 0}.mtp-material-card{background:#fff;border:1px solid #ddd;border-radius:6px;padding:15px;transition:all 0.3s ease}.mtp-material-card:hover{box-shadow:0 3px 10px rgb(0 0 0 / .1);transform:translateY(-2px)}.mtp-material-icon{font-size:24px;color:#2271b1;margin-bottom:10px}.mtp-material-name{font-weight:600;font-size:16px;margin-bottom:8px;color:#23282d}.mtp-material-quantity{font-size:18px;font-weight:700;color:#2271b1;margin-bottom:5px}.mtp-material-volume,.mtp-material-note{font-size:13px;color:#666;line-height:1.4}.mtp-calculator-container{width:100%;max-width:900px;margin:0 auto;padding:20px;box-sizing:border-box}@media (max-width:1024px){.mtp-calculator-container{max-width:768px}.mtp-dimensions-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:768px){.mtp-calculator-container{padding:15px}.mtp-dimensions-grid{grid-template-columns:1fr}.mtp-radio-group{flex-direction:column;align-items:flex-start}.mtp-form-actions{flex-direction:column}.mtp-button{width:100%}}@media (max-width:480px){.mtp-calculator-container{padding:10px}.mtp-calculator-header h2{font-size:1.5rem}.mtp-form-section 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