.calc-form-select{border:1.5px solid var(--border);border-radius:var(--radius-sm);width:100%;color:var(--text);background:var(--bg);transition:border-color var(--transition), box-shadow var(--transition);appearance:none;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='%23888' d='M6 8L1 3h10z'/%3E%3C/svg%3E");background-position:right 12px center;background-repeat:no-repeat;padding:10px 36px 10px 14px;font-family:inherit;font-size:.95rem}.calc-form-select:focus{border-color:var(--primary);outline:none;box-shadow:0 0 0 3px #0d7b6b1f}.calc-toggle-group{align-items:center;gap:12px;display:flex}.calc-toggle-switch{width:48px;height:26px;position:relative}.calc-toggle-switch input{opacity:0;width:0;height:0;position:absolute}.calc-toggle-slider{cursor:pointer;transition:var(--transition);background:#ccc;border-radius:26px;position:absolute;inset:0}.calc-toggle-slider:before{content:"";width:20px;height:20px;transition:var(--transition);background:#fff;border-radius:50%;position:absolute;bottom:3px;left:3px}.calc-toggle-switch input:checked+.calc-toggle-slider{background:var(--primary)}.calc-toggle-switch input:checked+.calc-toggle-slider:before{transform:translate(22px)}.calc-toggle-label-text{color:var(--text);font-size:.9rem;font-weight:500}.calc-savings-banner{text-align:center;border-radius:var(--radius);background:linear-gradient(135deg,#d4edda 0%,#c3e6cb 100%);border:2px solid #28a745;margin-bottom:24px;padding:36px 24px}.calc-savings-label{color:#155724;text-transform:uppercase;letter-spacing:.05em;margin-bottom:4px;font-size:1rem;font-weight:600}.calc-savings-amount{color:#155724;font-size:4rem;font-weight:800;line-height:1.1}.calc-savings-percent{color:#155724;opacity:.8;margin-top:4px;font-size:1.1rem;font-weight:600}.calc-comparison-table-wrapper{border-radius:var(--radius);border:1px solid var(--border);margin:20px 0;overflow-x:auto}.calc-comparison-table{border-collapse:collapse;width:100%;font-size:.9rem}.calc-comparison-table thead th{background:var(--primary);color:#fff;text-align:left;padding:12px 16px;font-weight:600}.calc-comparison-table thead th:first-child{text-align:left}.calc-comparison-table thead th:not(:first-child){text-align:right}.calc-comparison-table tbody td{border-bottom:1px solid var(--border);color:var(--text-light);padding:10px 16px}.calc-comparison-table tbody td:first-child{color:var(--text);font-weight:500}.calc-comparison-table tbody td:not(:first-child){text-align:right;font-family:SF Mono,Menlo,Monaco,monospace}.calc-comparison-table tbody tr:last-child td{border-bottom:none}.calc-comparison-table tbody tr:nth-child(2n){background:var(--bg-light)}.calc-comparison-table .calc-total-row{font-weight:700;background:var(--primary-light)!important}.calc-comparison-table .calc-total-row td{font-size:1.05rem;color:var(--primary-dark)!important}.calc-comparison-table .calc-savings-row{font-weight:700;background:#d4edda!important}.calc-comparison-table .calc-savings-row td{color:#155724!important}.calc-bar-chart{margin:24px 0}.calc-bar-chart-row{align-items:center;gap:12px;margin-bottom:16px;display:flex}.calc-bar-chart-label{width:130px;color:var(--text);text-align:right;flex-shrink:0;font-size:.85rem;font-weight:600}.calc-bar-chart-visual{flex:1;position:relative}.calc-bar-chart-bar{color:#fff;border-radius:6px;align-items:center;min-width:60px;height:36px;padding-left:12px;font-size:.85rem;font-weight:700;transition:width 1.2s cubic-bezier(.4,0,.2,1);display:flex}.calc-bar-home{background:linear-gradient(90deg,#e74c3c,#c0392b)}.calc-bar-shenzhen{background:linear-gradient(90deg, var(--primary), #149a87)}.calc-bar-chart-scale{color:var(--text-light);justify-content:space-between;margin-top:4px;padding-left:142px;font-size:.7rem;display:flex}.calc-savings-equivalents{background:var(--accent-light);border-radius:var(--radius);border:1px solid var(--accent);margin:24px 0;padding:24px}.calc-savings-equivalents h4{color:var(--text);margin-bottom:12px;font-size:1rem;font-weight:700}.calc-equivalent-item{color:var(--text-light);border-bottom:1px solid #f0a04b33;align-items:center;gap:10px;padding:10px 0;font-size:.9rem;display:flex}.calc-equivalent-item:last-child{border-bottom:none}.calc-equivalent-icon{flex-shrink:0;font-size:1.3rem}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@media (width<=480px){.calc-hero h1{font-size:1.5rem}.calc-hero p{font-size:1rem}.calc-calculator-card{padding:20px 16px}.calc-radio-pill label{padding:8px 14px;font-size:.8rem}.calc-savings-amount{font-size:2.2rem}}.calc-navbar{background:var(--bg);border-bottom:1px solid var(--border);z-index:100;padding:0 24px;position:sticky;top:0}.calc-navbar-inner{max-width:var(--max-width);justify-content:space-between;align-items:center;height:60px;margin:0 auto;display:flex}.calc-nav-logo{color:var(--primary);align-items:center;gap:8px;font-size:1.25rem;font-weight:700;text-decoration:none;display:flex}.calc-nav-logo:hover{color:var(--primary-dark)}.calc-nav-links{align-items:center;gap:20px;list-style:none;display:flex}.calc-nav-links a{color:var(--text-light);transition:color var(--transition);font-size:.9rem;font-weight:500;text-decoration:none}.calc-nav-links a:hover{color:var(--primary)}.calc-lang-switch{background:var(--bg-light);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-light);cursor:pointer;padding:6px 12px;font-family:inherit;font-size:.85rem}.calc-nav-toggle{cursor:pointer;color:var(--text);background:0 0;border:none;padding:4px;font-size:1.5rem;display:none}.calc-hero{background:linear-gradient(135deg, var(--primary) 0%, #149a87 50%, var(--primary-dark) 100%);color:#fff;text-align:center;padding:60px 24px 48px}.calc-hero h1{letter-spacing:-.02em;margin-bottom:12px;font-size:2.5rem;font-weight:800;line-height:1.2}.calc-hero p{opacity:.9;max-width:600px;margin:0 auto;font-size:1.15rem}.calc-calculator-section{max-width:var(--max-width);z-index:10;margin:-30px auto 0;padding:0 24px;position:relative}.calc-calculator-card{background:var(--bg-card);border-radius:var(--radius);box-shadow:var(--shadow-lg);margin-bottom:48px;padding:36px}.calc-calculator-grid{grid-template-columns:1fr 1fr;gap:32px;display:grid}.calc-form-group{margin-bottom:20px}.calc-form-label{color:var(--text);margin-bottom:6px;font-size:.9rem;font-weight:600;display:block}.calc-form-sublabel{color:var(--text-light);font-size:.8rem;font-weight:400}.calc-form-select,.calc-form-input{border:1.5px solid var(--border);border-radius:var(--radius-sm);width:100%;color:var(--text);background:var(--bg);transition:border-color var(--transition), box-shadow var(--transition);appearance:none;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='%23888' d='M6 8L1 3h10z'/%3E%3C/svg%3E");background-position:right 12px center;background-repeat:no-repeat;padding:10px 36px 10px 14px;font-family:inherit;font-size:.95rem}.calc-form-select:focus,.calc-form-input:focus{border-color:var(--primary);outline:none;box-shadow:0 0 0 3px #0d7b6b1f}.calc-form-select:hover{border-color:#ccc}.calc-checkbox-group{flex-wrap:wrap;gap:8px;display:flex}.calc-checkbox-pill{position:relative}.calc-checkbox-pill input{opacity:0;width:0;height:0;position:absolute}.calc-checkbox-pill label{border:1.5px solid var(--border);cursor:pointer;transition:all var(--transition);user-select:none;color:var(--text-light);background:var(--bg);border-radius:20px;padding:8px 16px;font-size:.85rem;display:inline-block}.calc-checkbox-pill input:checked+label{background:var(--primary-light);border-color:var(--primary);color:var(--primary);font-weight:600}.calc-checkbox-pill label:hover{border-color:var(--primary);background:var(--primary-light)}.calc-range-container{position:relative}.calc-range-slider{-webkit-appearance:none;background:linear-gradient(to right, var(--primary) 0%, var(--primary) var(--range-percent), var(--border) var(--range-percent), var(--border) 100%);border-radius:4px;outline:none;width:100%;height:8px}.calc-range-slider::-webkit-slider-thumb{-webkit-appearance:none;background:var(--primary);cursor:pointer;width:24px;height:24px;box-shadow:var(--shadow-sm);transition:transform var(--transition);border:3px solid #fff;border-radius:50%}.calc-range-slider::-webkit-slider-thumb:hover{transform:scale(1.15)}.calc-range-labels{color:var(--text-light);justify-content:space-between;margin-top:6px;font-size:.75rem;display:flex}.calc-range-value{text-align:center;color:var(--primary);margin-top:4px;font-size:1.1rem;font-weight:700}.calc-radio-pills{flex-wrap:wrap;gap:8px;display:flex}.calc-radio-pill{position:relative}.calc-radio-pill input{opacity:0;position:absolute}.calc-radio-pill label{border:1.5px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;transition:all var(--transition);user-select:none;color:var(--text-light);background:var(--bg);text-align:center;padding:10px 18px;font-size:.9rem;display:inline-block}.calc-radio-pill input:checked+label{background:var(--primary-light);border-color:var(--primary);color:var(--primary);font-weight:600}.calc-radio-pill label:hover{border-color:var(--primary)}.calc-results-panel{display:none}.calc-results-panel.calc-active{animation:.5s fadeInUp;display:block}.calc-results-title{color:var(--text);text-align:center;margin-bottom:24px;font-size:1.3rem;font-weight:700}.calc-result-card{background:var(--bg-light);border-radius:var(--radius);margin-bottom:16px;padding:24px}.calc-result-main{text-align:center;background:linear-gradient(135deg, var(--primary-light) 0%, #d4f0ea 100%);border-radius:var(--radius);margin-bottom:20px;padding:28px}.calc-result-percentage{color:var(--primary);font-size:4rem;font-weight:800;line-height:1}.calc-result-label{color:var(--text-light);margin-top:8px;font-size:.95rem}.calc-progress-bar-container{background:#e0e0e0;border-radius:10px;height:12px;margin-top:16px;overflow:hidden}.calc-progress-bar{background:linear-gradient(90deg, var(--primary), var(--accent));border-radius:10px;width:0;height:100%;transition:width 1.2s cubic-bezier(.4,0,.2,1)}.calc-result-grid{grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px;display:grid}.calc-result-stat{text-align:center;background:var(--bg);border-radius:var(--radius-sm);border:1px solid var(--border);padding:18px}.calc-stat-value{color:var(--primary);font-size:1.8rem;font-weight:700}.calc-stat-label{color:var(--text-light);margin-top:4px;font-size:.8rem}.calc-comparison-badge{border-radius:20px;margin-top:8px;padding:4px 12px;font-size:.8rem;font-weight:600;display:inline-block}.calc-comparison-badge.calc-above{color:#155724;background:#d4edda}.calc-comparison-badge.calc-below{color:#721c24;background:#f8d7da}.calc-comparison-badge.calc-equal{color:#856404;background:#fff3cd}.calc-recommendations{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:16px;padding:20px 24px}.calc-recommendations h4{color:var(--text);margin-bottom:12px;font-size:1rem;font-weight:700}.calc-recommendations ul{padding:0;list-style:none}.calc-recommendations li{color:var(--text-light);padding:8px 0 8px 24px;font-size:.9rem;line-height:1.5;position:relative}.calc-recommendations li:before{content:"";background:var(--accent);border-radius:50%;width:8px;height:8px;position:absolute;top:14px;left:0}.calc-disclaimer{border-radius:var(--radius-sm);color:#8a6d3b;background:#fff8e1;border:1px solid #ffe082;padding:14px 18px;font-size:.82rem;line-height:1.5}.calc-education-section{max-width:var(--max-width);margin:0 auto;padding:48px 24px}.calc-education-section h2{color:var(--text);text-align:center;margin-bottom:32px;font-size:1.8rem;font-weight:800}.calc-edu-block{margin-bottom:40px}.calc-edu-block h3{color:var(--text);margin-bottom:12px;font-size:1.3rem;font-weight:700}.calc-edu-block p{color:var(--text-light);margin-bottom:12px;font-size:.95rem;line-height:1.7}.calc-data-table-wrapper{border-radius:var(--radius);border:1px solid var(--border);margin:16px 0;overflow-x:auto}.calc-data-table{border-collapse:collapse;width:100%;font-size:.9rem}.calc-data-table thead th{background:var(--primary);color:#fff;text-align:left;padding:12px 16px;font-weight:600}.calc-data-table tbody td{border-bottom:1px solid var(--border);color:var(--text-light);padding:10px 16px}.calc-data-table tbody tr:last-child td{border-bottom:none}.calc-data-table tbody tr:nth-child(2n){background:var(--bg-light)}.calc-data-table tbody tr:hover{background:var(--primary-light)}.calc-data-table .calc-highlight-row{font-weight:600;background:var(--accent-light)!important}.calc-data-table .calc-highlight-row td{color:var(--accent-dark)}.calc-cta-banner{background:linear-gradient(135deg, var(--primary) 0%, #149a87 100%);color:#fff;border-radius:var(--radius);text-align:center;margin-top:40px;padding:40px}.calc-cta-banner h3{margin-bottom:12px;font-size:1.5rem;font-weight:700}.calc-cta-banner p{opacity:.9;margin-bottom:24px;font-size:1rem}.calc-whatsapp-float{z-index:1000;cursor:pointer;width:56px;height:56px;transition:transform var(--transition), box-shadow var(--transition);background:#25d366;border-radius:50%;justify-content:center;align-items:center;text-decoration:none;display:flex;position:fixed;bottom:28px;right:28px;box-shadow:0 4px 20px #25d36666}.calc-whatsapp-float:hover{transform:scale(1.1);box-shadow:0 6px 28px #25d3668c}.calc-whatsapp-float svg{fill:#fff;width:28px;height:28px}.calc-whatsapp-tooltip{color:var(--text);border-radius:var(--radius-sm);box-shadow:var(--shadow);z-index:999;white-space:nowrap;opacity:0;pointer-events:none;transition:opacity var(--transition);background:#fff;padding:10px 16px;font-size:.85rem;font-weight:500;position:fixed;bottom:92px;right:28px}.calc-whatsapp-tooltip.calc-visible{opacity:1}.calc-site-footer{background:var(--bg-light);border-top:1px solid var(--border);text-align:center;color:var(--text-light);margin-top:48px;padding:32px 24px;font-size:.85rem}.calc-site-footer a{color:var(--primary);text-decoration:none}@keyframes countUp{0%{opacity:0}to{opacity:1}}@media (width<=480px){.calc-hero h1{font-size:1.5rem}.calc-hero p{font-size:1rem}.calc-calculator-card{padding:20px 16px}.calc-checkbox-pill label{padding:6px 12px;font-size:.8rem}.calc-radio-pill label{padding:8px 14px;font-size:.8rem}.calc-result-percentage{font-size:2.5rem}}.calc-tools-hero{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;text-align:center;padding:120px 0 60px}.calc-tools-hero h1{margin-bottom:10px;font-size:2.2rem}.calc-tools-hero p{opacity:.9;max-width:600px;margin:0 auto;font-size:1.1rem}.calc-tools-section{padding:50px 0 80px}.calc-tools-grid{grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:24px;display:grid}.calc-tool-card{background:var(--white);border-radius:var(--radius);box-shadow:var(--shadow);color:var(--text);flex-direction:column;gap:12px;padding:30px;text-decoration:none;transition:transform .2s,box-shadow .2s;display:flex}.calc-tool-card:hover{transform:translateY(-4px);box-shadow:0 8px 30px #0000001f}.calc-tool-icon{font-size:2.5rem}.calc-tool-card h3{color:var(--primary);font-size:1.2rem}.calc-tool-card p{color:var(--text-light);font-size:.9rem;line-height:1.5}.calc-tool-tag{background:var(--primary-light);color:var(--primary);border-radius:20px;align-self:flex-start;padding:3px 10px;font-size:.75rem;font-weight:600;display:inline-block}