:root{--cc-primary:#FF6B35;--cc-primary-dark:#E5522A;--cc-secondary:#2C3E50;--cc-success:#27AE60;--cc-warning:#F39C12;--cc-danger:#E74C3C}.cc-tool{font-size:16px;line-height:1.6;color:#333;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif}.cc-tool *{box-sizing:border-box}.cc-tool .cc-hero{max-width:1200px;margin:1.5rem auto 0;padding:0 1rem;text-align:center}.cc-tool .cc-hero h1{color:var(--cc-secondary);font-size:2rem;line-height:1.3;margin-bottom:.75rem}.cc-tool .cc-hero p{font-size:1.125rem;color:#555;max-width:800px;margin:0 auto 1.25rem}.cc-tool .cc-trust-badges{display:flex;flex-wrap:wrap;justify-content:center;gap:.6rem;margin-bottom:1rem}.cc-tool .cc-badge{background:rgba(255,107,53,.1);color:var(--cc-primary-dark);border:1px solid rgba(255,107,53,.3);padding:.35rem .85rem;border-radius:20px;font-size:.8rem;font-weight:600}.cc-tool .cc-calculator-form{max-width:1200px;margin:2rem auto;padding:2rem;background:#fff;border-radius:12px;box-shadow:0 4px 20px rgba(255,107,53,.15);border-top:4px solid var(--cc-primary)}.cc-tool .cc-calculator-form h2{color:var(--cc-primary);margin-bottom:1.5rem;font-size:1.75rem}.cc-tool .cc-shape-selector{display:grid;grid-template-columns:repeat(auto-fit,minmax(100px,1fr));gap:1rem;margin-bottom:1.5rem}.cc-tool .cc-shape-btn{padding:1rem;border:2px solid #e0e0e0;border-radius:8px;background:#fff;cursor:pointer;transition:all 0.3s ease;text-align:center;min-height:48px;font-size:.95rem;font-weight:600;color:var(--cc-secondary)}.cc-tool .cc-shape-btn:hover{border-color:var(--cc-primary);transform:translateY(-2px)}.cc-tool .cc-shape-btn.active{border-color:var(--cc-primary);background:rgba(255,107,53,.1)}.cc-tool .cc-shape-icon{font-size:2rem;display:block;margin-bottom:.5rem}.cc-tool .cc-form-row-two{display:grid;grid-template-columns:1fr 1fr;gap:1.25rem}.cc-tool .cc-form-group{margin-bottom:1.5rem}.cc-tool .cc-form-group label{display:block;font-weight:600;margin-bottom:.5rem;color:var(--cc-secondary)}.cc-tool .cc-form-group input,.cc-tool .cc-form-group select{width:100%;min-height:48px;padding:.75rem 1rem;font-size:16px;border:2px solid #e0e0e0;border-radius:8px;transition:all 0.3s ease}.cc-tool .cc-form-group input:focus,.cc-tool .cc-form-group select:focus{outline:none;border-color:var(--cc-primary);box-shadow:0 0 0 3px rgba(255,107,53,.1)}.cc-tool select{appearance:none!important;-webkit-appearance:none!important;-moz-appearance:none!important;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23333' d='M6 9L1 4h10z'/%3E%3C/svg%3E")!important;background-repeat:no-repeat!important;background-position:right 1rem center!important;padding-right:2.5rem!important}.cc-tool .cc-shape-fields{padding:1rem 0;border-top:1px dashed #e0e0e0;margin-top:.5rem}.cc-tool .cc-advanced-toggle{background:transparent;border:2px solid var(--cc-secondary);color:var(--cc-secondary);font-weight:600;padding:.75rem 1.25rem;border-radius:8px;cursor:pointer;min-height:48px;width:100%;margin-bottom:1rem;transition:all 0.3s ease}.cc-tool .cc-advanced-toggle:hover{background:var(--cc-secondary);color:#fff}.cc-tool .cc-advanced-options{display:none;padding:1rem;background:#f8f9fa;border-radius:8px;margin-bottom:1rem}.cc-tool .cc-advanced-options.cc-open{display:block;animation:ccFadeIn 0.3s ease}.cc-tool .cc-btn-primary{background:var(--cc-primary);color:#fff;font-size:1.125rem;font-weight:600;padding:1rem 2rem;border:0;border-radius:8px;cursor:pointer;min-height:56px;width:100%;transition:all 0.3s ease;text-transform:uppercase;letter-spacing:.5px}.cc-tool .cc-btn-primary:hover{background:var(--cc-primary-dark);transform:translateY(-2px);box-shadow:0 6px 20px rgba(255,107,53,.4)}.cc-tool .cc-btn-primary:disabled{background:#ccc;cursor:not-allowed;transform:none}.cc-tool .cc-btn-secondary{background:#fff;color:var(--cc-secondary);border:2px solid var(--cc-secondary);font-weight:600;padding:.75rem 1.5rem;border-radius:8px;cursor:pointer;min-height:48px;transition:all 0.3s ease;text-decoration:none;display:inline-block;text-align:center}.cc-tool .cc-btn-secondary:hover{background:var(--cc-secondary);color:#fff}.cc-tool .cc-results{max-width:1200px;margin:2rem auto;padding:2rem;background:linear-gradient(135deg,var(--cc-primary) 0%,var(--cc-primary-dark) 100%);border-radius:12px;color:#fff;box-shadow:0 8px 30px rgba(255,107,53,.3)}.cc-tool .cc-results h2,.cc-tool .cc-results h3{color:#fff}.cc-tool .cc-result-highlight{font-size:3rem;font-weight:700;text-align:center;margin:1rem 0;animation:ccCountUp 1s ease-out}.cc-tool .cc-result-breakdown{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1.5rem;margin-top:1.5rem}.cc-tool .cc-result-card{background:rgba(255,255,255,.15);padding:1.25rem;border-radius:8px;backdrop-filter:blur(10px);font-size:.95rem}.cc-tool .cc-results table.cc-reference-table{background:rgba(255,255,255,.95);color:#333;margin-top:.5rem}.cc-tool .cc-results table.cc-reference-table th{background:var(--cc-secondary);color:#fff}.cc-tool .cc-chart-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem;margin-top:2rem}.cc-tool .cc-chart-wrapper{background:rgba(255,255,255,.95);border-radius:8px;padding:1rem;min-height:280px}.cc-tool .cc-results-actions{display:flex;flex-wrap:wrap;gap:1rem;margin-top:2rem;justify-content:center}.cc-tool .cc-disclaimer-note{font-size:.8rem;color:rgba(255,255,255,.85);margin-top:1.5rem;border-top:1px solid rgba(255,255,255,.3);padding-top:1rem}.cc-tool .cc-loading{display:inline-flex;align-items:center;gap:.5rem}.cc-tool .cc-spinner{width:20px;height:20px;border:3px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:ccSpin 0.8s linear infinite}@keyframes ccSpin{to{transform:rotate(360deg)}}@keyframes ccCountUp{from{opacity:0;transform:scale(.8)}to{opacity:1;transform:scale(1)}}@keyframes ccFadeIn{from{opacity:0}to{opacity:1}}.cc-tool .cc-form-group.error input,.cc-tool .cc-form-group.error select{border-color:var(--cc-danger)}.cc-tool .cc-error-message{color:var(--cc-danger);font-size:.875rem;margin-top:.25rem}.cc-tool .cc-form-group.success input{border-color:var(--cc-success)}.cc-tool .cc-input-wrapper{position:relative}.cc-tool .cc-input-icon{position:absolute;left:16px;top:50%;transform:translateY(-50%);font-weight:600;color:var(--cc-secondary);pointer-events:none;z-index:1}.cc-tool .cc-input-with-icon{padding-left:52px!important}.cc-tool .cc-section{max-width:1200px;margin:2.5rem auto;padding:0 1rem}.cc-tool .cc-section h2{color:var(--cc-secondary);font-size:1.6rem;margin-bottom:1rem;border-left:4px solid var(--cc-primary);padding-left:.75rem}.cc-tool .cc-section p{margin-bottom:1rem;color:#444}.cc-tool .cc-reference-table{width:100%;border-collapse:collapse;margin:1rem 0;font-size:.95rem}.cc-tool .cc-reference-table th,.cc-tool .cc-reference-table td{border:1px solid #e0e0e0;padding:.75rem 1rem;text-align:left}.cc-tool .cc-reference-table th{background:var(--cc-secondary);color:#fff;font-weight:600}.cc-tool .cc-reference-table tbody tr:nth-child(even){background:#f8f9fa}.cc-tool .cc-source-note{font-size:.85rem;color:#777;font-style:italic}.cc-tool .cc-worked-example{background:#f8f9fa;border-left:4px solid var(--cc-primary);padding:1rem 1.5rem 1rem 2.5rem;border-radius:4px}.cc-tool .cc-worked-example li{margin-bottom:.6rem}.cc-tool .cc-error-list{padding-left:1.5rem}.cc-tool .cc-error-list li{margin-bottom:.75rem;color:#444}.cc-tool .cc-construction-icon{color:var(--cc-primary);font-size:1.5rem}.cc-tool .cc-warning-box{background:rgba(243,156,18,.1);border-left:4px solid var(--cc-warning);padding:1rem;border-radius:4px;margin:1rem 0}.cc-tool .cc-tip-box{background:rgba(39,174,96,.1);border-left:4px solid var(--cc-success);padding:1rem;border-radius:4px;margin:1rem 0}.cc-tool .cc-sources-list{padding-left:1.5rem;font-size:.95rem}.cc-tool .cc-sources-list li{margin-bottom:.5rem}.cc-tool .cc-sources-list a{color:var(--cc-primary-dark);text-decoration:underline}.cc-tool .cc-privacy-note{font-size:.85rem;color:#777;margin-top:1rem}.cc-tool .cc-faq-section{max-width:1200px}.cc-tool .cc-faq-item{border:1px solid #e0e0e0;border-radius:8px;margin-bottom:.75rem;overflow:hidden}.cc-tool .cc-faq-question{padding:1.1rem 1.5rem;font-weight:600;color:var(--cc-secondary);cursor:pointer;display:flex;justify-content:space-between;align-items:center;min-height:48px;transition:background 0.3s ease}.cc-tool .cc-faq-question:hover{background:rgba(255,107,53,.05)}.cc-tool .cc-faq-icon{font-size:1.4rem;color:var(--cc-primary);transition:transform 0.3s ease;flex-shrink:0;margin-left:1rem}.cc-tool .cc-faq-item.open .cc-faq-icon{transform:rotate(45deg)}.cc-tool .cc-faq-answer{max-height:0;overflow:hidden;transition:max-height 0.3s ease,padding 0.3s ease;padding:0 1.5rem}.cc-tool .cc-faq-item.open .cc-faq-answer{max-height:500px;padding:0 1.5rem 1.25rem}.cc-tool .cc-faq-answer p{margin:0;color:#555}.cc-tool .cc-related-tools{max-width:1200px;margin:2.5rem auto;padding:0 1rem}.cc-tool .cc-related-tools h2{color:var(--cc-secondary);font-size:1.6rem;margin-bottom:1.25rem}.cc-tool .cc-related-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem}.cc-tool .cc-related-card{display:block;background:#fff;border:2px solid #e0e0e0;border-radius:8px;padding:1rem 1.25rem;color:var(--cc-secondary);font-weight:600;text-decoration:none;min-height:48px;transition:all 0.3s ease}.cc-tool .cc-related-card:hover{border-color:var(--cc-primary);background:rgba(255,107,53,.05);transform:translateY(-2px)}.cc-tool .cc-calculator-form,.cc-tool .cc-results,.cc-tool .cc-section,.cc-tool .cc-related-tools,.cc-tool .cc-hero{max-width:1200px;margin-left:auto;margin-right:auto}@media (max-width:768px){.cc-tool .cc-calculator-form{padding:1.5rem}.cc-tool .cc-form-row-two{grid-template-columns:1fr}.cc-tool .cc-result-highlight{font-size:2rem}.cc-tool .cc-shape-selector{grid-template-columns:repeat(2,1fr)}.cc-tool .cc-hero h1{font-size:1.5rem}.cc-tool .cc-results-actions{flex-direction:column}.cc-tool .cc-results-actions .cc-btn-secondary{width:100%}}@media print{.cc-tool .cc-calculator-form,.cc-tool .cc-related-tools,.cc-tool .cc-hero .cc-trust-badges,.cc-tool .cc-results-actions,.cc-tool .cc-advanced-toggle{display:none!important}.cc-tool .cc-results{background:#fff!important;color:#333!important;box-shadow:none}.cc-tool .cc-results h2,.cc-tool .cc-results h3{color:#333!important}}