.vat-calculator{--vat-primary: #059669;--vat-primary-dark: #047857;--vat-secondary: #10b981;--vat-accent: #34d399;--vat-bg: #ecfdf5;--vat-card-bg: #ffffff;--vat-text: #1e293b;--vat-text-muted: #64748b;--vat-border: #a7f3d0;--vat-shadow: 0 4px 20px rgba(5, 150, 105, .12);max-width:900px;margin:0 auto;font-family:system-ui,-apple-system,sans-serif}.vat-header{text-align:center;margin-bottom:2rem}.vat-title{font-size:2rem;font-weight:800;color:var(--vat-primary);margin:0 0 .5rem}.vat-description{color:var(--vat-text-muted);font-size:1.1rem;margin:0}.vat-formula-container{background:linear-gradient(135deg,var(--vat-bg) 0%,#d1fae5 100%);border-radius:16px;padding:1.5rem;margin-bottom:2rem;border:1px solid var(--vat-border)}.vat-formula-title{font-size:1.1rem;font-weight:700;color:var(--vat-primary);margin:0 0 1rem;text-align:center}.vat-formula-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem}.vat-formula-card{background:var(--vat-card-bg);border-radius:12px;padding:1rem;text-align:center;box-shadow:0 2px 8px #0000000f}.vat-formula-label{display:block;font-size:.85rem;font-weight:600;color:var(--vat-text-muted);margin-bottom:.5rem}.vat-formula-math{font-size:1rem;color:var(--vat-text);overflow-x:auto;padding:.25rem 0}.vat-form-container{background:var(--vat-card-bg);border-radius:16px;padding:1.5rem;box-shadow:var(--vat-shadow);margin-bottom:2rem}.vat-mode-toggle{display:flex;gap:.5rem;margin-bottom:1.5rem;background:var(--vat-bg);padding:.375rem;border-radius:12px}.vat-mode-btn{flex:1;padding:.875rem 1rem;border:none;border-radius:10px;background:transparent;color:var(--vat-text-muted);font-weight:600;font-size:.9rem;cursor:pointer;transition:all .2s ease}.vat-mode-btn:hover{color:var(--vat-primary)}.vat-mode-btn.active{background:linear-gradient(135deg,var(--vat-primary) 0%,var(--vat-secondary) 100%);color:#fff;box-shadow:0 2px 8px #0596694d}.vat-form{display:flex;flex-direction:column;gap:1.25rem}.vat-input-group{display:flex;flex-direction:column;gap:.5rem}.vat-label{font-weight:600;font-size:.9rem;color:var(--vat-text)}.vat-input-wrapper{position:relative;display:flex;align-items:center}.vat-input-prefix{position:absolute;left:1rem;color:var(--vat-text-muted);font-weight:600}.vat-input-suffix{position:absolute;right:1rem;color:var(--vat-text-muted);font-weight:600}.vat-input{width:100%;padding:.875rem 1rem .875rem 2rem;border:2px solid var(--vat-border);border-radius:10px;font-size:1.1rem;transition:all .2s ease;background:var(--vat-bg)}.vat-input-rate{padding-left:1rem;padding-right:2.5rem;text-align:center}.vat-input:focus{outline:none;border-color:var(--vat-primary);background:#fff;box-shadow:0 0 0 4px #0596691a}.vat-presets{background:var(--vat-bg);border-radius:12px;padding:1rem}.vat-presets-label{display:block;font-size:.85rem;font-weight:600;color:var(--vat-text-muted);margin-bottom:.75rem}.vat-presets-grid{display:flex;flex-wrap:wrap;gap:.5rem}.vat-preset-btn{padding:.4rem .6rem;border:2px solid var(--vat-border);border-radius:8px;background:#fff;color:var(--vat-text);font-size:.75rem;font-weight:600;cursor:pointer;transition:all .2s ease}.vat-preset-btn:hover{border-color:var(--vat-primary);color:var(--vat-primary)}.vat-preset-btn.active{background:var(--vat-primary);border-color:var(--vat-primary);color:#fff}.vat-buttons{display:flex;gap:1rem;margin-top:.5rem}.vat-btn{flex:1;padding:1rem;border:none;border-radius:10px;font-size:1rem;font-weight:700;cursor:pointer;transition:all .2s ease}.vat-btn-primary{background:linear-gradient(135deg,var(--vat-primary) 0%,var(--vat-secondary) 100%);color:#fff;box-shadow:0 4px 15px #0596694d}.vat-btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 20px #05966966}.vat-btn-secondary{background:var(--vat-bg);color:var(--vat-text-muted);border:2px solid var(--vat-border)}.vat-btn-secondary:hover{border-color:var(--vat-primary);color:var(--vat-primary)}.vat-results{background:var(--vat-card-bg);border-radius:16px;padding:1.5rem;box-shadow:var(--vat-shadow);margin-bottom:2rem}.vat-results-title{font-size:1.25rem;font-weight:700;color:var(--vat-primary);margin:0 0 1.5rem;text-align:center}.vat-visual{margin-bottom:1.5rem}.vat-visual-bar{display:flex;height:50px;border-radius:12px;overflow:hidden;box-shadow:inset 0 2px 4px #0000001a}.vat-bar-net{background:linear-gradient(135deg,#3b82f6,#2563eb);display:flex;align-items:center;justify-content:center;transition:width .5s ease}.vat-bar-tax{background:linear-gradient(135deg,var(--vat-primary) 0%,var(--vat-secondary) 100%);display:flex;align-items:center;justify-content:center;transition:width .5s ease}.vat-bar-label{color:#fff;font-weight:700;font-size:.85rem;text-shadow:0 1px 2px rgba(0,0,0,.2)}.vat-results-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}.vat-result-card{background:var(--vat-bg);border-radius:12px;padding:1.25rem;text-align:center}.vat-result-highlight{background:linear-gradient(135deg,#d1fae5,#a7f3d0)}.vat-result-total{background:linear-gradient(135deg,var(--vat-primary) 0%,var(--vat-secondary) 100%)}.vat-result-total .vat-result-label,.vat-result-total .vat-result-value{color:#fff}.vat-result-label{display:block;font-size:.8rem;font-weight:600;color:var(--vat-text-muted);margin-bottom:.5rem}.vat-result-value{font-size:1.5rem;font-weight:800;color:var(--vat-text)}.vat-result-highlight .vat-result-value{color:var(--vat-primary)}.vat-result-rate{display:block;margin-top:.25rem;font-size:.8rem;font-weight:600;color:var(--vat-primary-dark)}.vat-content{margin-top:3rem}.vat-content-section{margin-bottom:2.5rem}.vat-content-title{font-size:1.5rem;font-weight:700;color:var(--vat-text);margin:0 0 1rem;padding-bottom:.5rem;border-bottom:3px solid var(--vat-primary)}.vat-content-text{color:var(--vat-text-muted);line-height:1.7;margin:0 0 1rem}.vat-features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;margin-top:1.5rem}.vat-feature-card{background:var(--vat-bg);border-radius:12px;padding:1.25rem;text-align:center}.vat-feature-icon{font-size:2rem;display:block;margin-bottom:.75rem}.vat-feature-title{font-size:1rem;font-weight:700;color:var(--vat-text);margin:0 0 .5rem}.vat-feature-desc{font-size:.85rem;color:var(--vat-text-muted);margin:0;line-height:1.5}.vat-table-wrapper{overflow-x:auto;margin:1.5rem 0;border-radius:12px;box-shadow:var(--vat-shadow)}.vat-table{width:100%;border-collapse:collapse;background:#fff;font-size:.9rem}.vat-table th{background:var(--vat-primary);color:#fff;padding:1rem;text-align:left;font-weight:600}.vat-table td{padding:.875rem 1rem;border-bottom:1px solid var(--vat-border)}.vat-table tr:hover{background:var(--vat-bg)}.vat-table-country{font-weight:700;color:var(--vat-primary)}.vat-tips-grid{display:grid;gap:1rem;margin-top:1.5rem}.vat-tip-card{display:flex;gap:1rem;background:var(--vat-card-bg);border-radius:12px;padding:1.25rem;box-shadow:0 2px 8px #0000000f;border-left:4px solid var(--vat-primary)}.vat-tip-icon{font-size:1.5rem;flex-shrink:0}.vat-tip-content{flex:1}.vat-tip-title{font-size:1rem;font-weight:700;color:var(--vat-text);margin:0 0 .5rem}.vat-tip-text{font-size:.9rem;color:var(--vat-text-muted);margin:0;line-height:1.6}.vat-faqs{display:flex;flex-direction:column;gap:1rem;margin-top:1.5rem}.vat-faq-item{background:var(--vat-card-bg);border-radius:12px;padding:1.25rem;box-shadow:0 2px 8px #0000000f}.vat-faq-question{font-size:1rem;font-weight:700;color:var(--vat-primary);margin:0 0 .75rem}.vat-faq-answer{font-size:.9rem;color:var(--vat-text-muted);margin:0;line-height:1.6}@media (max-width: 768px){.vat-title{font-size:1.5rem}.vat-formula-grid{grid-template-columns:1fr}.vat-mode-toggle{flex-direction:column}.vat-results-grid,.vat-features-grid{grid-template-columns:1fr}.vat-presets-grid{justify-content:center}}