.floor-calculator-container{--floor-primary: #b45309;--floor-secondary: #d97706;--floor-accent: #f59e0b;--floor-light: #fffbeb;--floor-bg: #fef3c7;--floor-text: #1f2937;--floor-text-light: #6b7280;--floor-border: #e5e7eb;--floor-radius: 12px;--floor-shadow: 0 4px 6px -1px rgba(0,0,0,.1);--floor-shadow-lg: 0 10px 25px -5px rgba(0,0,0,.15);max-width:900px;margin:0 auto;font-family:system-ui,-apple-system,sans-serif}.floor-title{font-size:2rem;font-weight:800;color:var(--floor-primary);margin:0 0 .5rem}.floor-description{color:var(--floor-text-light);font-size:1.1rem;margin:0}.floor-formula-container{background:linear-gradient(135deg,var(--floor-light) 0%,var(--floor-bg) 100%);border-radius:var(--floor-radius);padding:1.5rem;margin-bottom:1.5rem;border:1px solid var(--floor-border)}.floor-formula-title{font-size:1.1rem;font-weight:700;color:var(--floor-primary);margin:0 0 1rem;text-align:center}.floor-formula-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem}.floor-formula-card{background:#fff;border-radius:8px;padding:1rem;text-align:center;box-shadow:var(--floor-shadow)}.floor-formula-label{font-size:.85rem;font-weight:600;color:var(--floor-secondary);margin:0 0 .5rem}.floor-formula-math{font-size:.95rem;color:var(--floor-text);overflow-x:auto}.floor-form{background:#fff;border-radius:var(--floor-radius);padding:1.5rem;box-shadow:var(--floor-shadow);margin-bottom:1.5rem}.floor-input-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:1rem;margin-bottom:1.5rem}.floor-input-group{display:flex;flex-direction:column}.floor-label{font-size:.85rem;font-weight:600;color:var(--floor-text);margin-bottom:.5rem}.floor-input-wrapper{position:relative;display:flex;align-items:center}.floor-input-prefix{position:absolute;left:1rem;color:var(--floor-text-light);font-weight:600}.floor-input-suffix{position:absolute;right:1rem;color:var(--floor-text-light);font-weight:600}.floor-input{width:100%;padding:.75rem 1rem;border:2px solid var(--floor-border);border-radius:8px;font-size:1rem;transition:all .2s ease}.floor-input.with-prefix{padding-left:2rem}.floor-input.with-suffix{padding-right:2.5rem}.floor-input:focus{outline:none;border-color:var(--floor-primary);box-shadow:0 0 0 3px #b453091a}.floor-button-group{display:flex;gap:1rem}.floor-calculate-btn{flex:1;padding:1rem;background:linear-gradient(135deg,var(--floor-primary),var(--floor-secondary));color:#fff;border:none;border-radius:10px;font-size:1rem;font-weight:700;cursor:pointer;transition:all .3s ease}.floor-calculate-btn:hover{transform:translateY(-2px);box-shadow:var(--floor-shadow-lg)}.floor-reset-btn{padding:1rem 1.5rem;background:var(--floor-border);color:var(--floor-text);border:none;border-radius:10px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s ease}.floor-reset-btn:hover{background:#d1d5db}.floor-results{background:linear-gradient(135deg,var(--floor-primary),var(--floor-secondary));border-radius:var(--floor-radius);padding:1.5rem;margin-bottom:2rem}.floor-results-title{color:#fff;font-size:1.25rem;font-weight:700;margin:0 0 1rem;text-align:center}.floor-results-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:.75rem}.floor-result-card{background:#ffffff26;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:10px;padding:1rem;text-align:center}.floor-result-card.primary{background:#fffffff2}.floor-result-card.primary .result-label,.floor-result-card.primary .result-value{color:var(--floor-primary)}.floor-result-card.highlight{background:#ffffffe6}.floor-result-card.highlight .result-label,.floor-result-card.highlight .result-value{color:var(--floor-secondary)}.floor-result-card .result-label{display:block;font-size:.75rem;color:#ffffffe6;margin-bottom:.25rem;font-weight:500}.floor-result-card .result-value{display:block;font-size:1.15rem;font-weight:800;color:#fff}.floor-content{margin-top:2rem}.floor-content-section{margin-bottom:2.5rem}.floor-section-title{font-size:1.5rem;font-weight:700;color:var(--floor-primary);margin:0 0 1rem;padding-bottom:.5rem;border-bottom:3px solid var(--floor-light)}.floor-paragraph{color:var(--floor-text);line-height:1.7;margin:0 0 1rem}.floor-features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;margin:1.5rem 0}.floor-feature-card{background:var(--floor-light);border-radius:10px;padding:1.25rem;text-align:center;border:1px solid var(--floor-border)}.floor-feature-card .feature-icon{font-size:2rem;display:block;margin-bottom:.5rem}.floor-feature-card .feature-title{font-size:1rem;font-weight:700;color:var(--floor-primary);margin:0 0 .5rem}.floor-feature-card .feature-desc{font-size:.85rem;color:var(--floor-text-light);margin:0}.floor-tips-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem;margin-top:1rem}@media (max-width: 768px){.floor-tips-grid{grid-template-columns:1fr}}.floor-tip-card{background:#f8fafc;border-radius:var(--floor-radius);padding:1rem;border-left:4px solid var(--floor-primary)}.floor-tip-header{display:flex;align-items:center;gap:.5rem}.floor-tip-icon{font-size:1.25rem}.floor-tip-title{font-size:.95rem;font-weight:700;color:var(--floor-text);margin:0}.floor-tip-text{font-size:.9rem;color:var(--floor-text-light);margin:0;line-height:1.6}.floor-table-wrapper{overflow-x:auto;margin-top:1rem;border-radius:var(--floor-radius);border:1px solid var(--floor-border)}.floor-table{width:100%;border-collapse:collapse;font-size:.9rem}.floor-table th{background:linear-gradient(135deg,var(--floor-primary),var(--floor-secondary));color:#fff;padding:.875rem 1rem;text-align:left;font-weight:600}.floor-table td{padding:.75rem 1rem;border-bottom:1px solid var(--floor-border);color:var(--floor-text)}.floor-table tr:last-child td{border-bottom:none}.floor-table tr:nth-child(2n){background:#f8fafc}.floor-faqs{margin-top:1rem}.floor-faq{background:#f8fafc;border-radius:var(--floor-radius);margin-bottom:.75rem;border:1px solid var(--floor-border);overflow:hidden}.floor-faq[open]{background:#fff}.floor-faq-question{padding:1rem 1.25rem;font-weight:600;color:var(--floor-text);cursor:pointer;display:flex;justify-content:space-between;align-items:center;list-style:none}.floor-faq-question::-webkit-details-marker{display:none}.floor-faq-question:after{content:"+";font-size:1.25rem;color:var(--floor-primary);font-weight:700;transition:transform .2s ease}.floor-faq[open] .floor-faq-question:after{transform:rotate(45deg)}.floor-faq-answer{padding:0 1.25rem 1rem;color:var(--floor-text-light);line-height:1.6;margin:0;font-size:.95rem}@media (max-width: 640px){.floor-title{font-size:1.5rem}.floor-formula-grid,.floor-input-grid{grid-template-columns:1fr}.floor-button-group{flex-direction:column}.floor-results-grid{grid-template-columns:repeat(2,1fr)}}