.lengthcalc2026x-container{all:initial;display:block}.lengthcalc2026x-container *{box-sizing:border-box!important;font-family:'Poppins',Arial,sans-serif!important;font-weight:normal!important}.lengthcalc2026x-container p,.lengthcalc2026x-container span,.lengthcalc2026x-container div,.lengthcalc2026x-container li,.lengthcalc2026x-container label,.lengthcalc2026x-container input,.lengthcalc2026x-container select,.lengthcalc2026x-container textarea{font-weight:normal!important}.lengthcalc2026x-container strong,.lengthcalc2026x-container b{font-weight:700!important}.lengthcalc2026x-container h1,.lengthcalc2026x-container h2,.lengthcalc2026x-container h3,.lengthcalc2026x-container h4,.lengthcalc2026x-container h5,.lengthcalc2026x-container h6{font-weight:600!important}.lengthcalc2026x-container input,.lengthcalc2026x-container select,.lengthcalc2026x-container button,.lengthcalc2026x-container textarea{-webkit-appearance:none!important;-moz-appearance:none!important;appearance:none!important;background-image:none!important;border-radius:12px!important}.lengthcalc2026x-container button{cursor:pointer!important;text-decoration:none!important}.lengthcalc2026x-container{width:100%!important;margin:0 auto!important;padding:0px!important;font-family:'Poppins',Arial,sans-serif;color:#222;box-sizing:border-box}.lengthcalc2026x-container *,.lengthcalc2026x-container *::before,.lengthcalc2026x-container *::after{box-sizing:border-box}.lengthcalc2026x-card-header{text-align:center;margin-bottom:10px;padding:10px;border-radius:16px;background:#fff;box-shadow:0 8px 20px rgb(0 0 0 / .1);transition:transform .3s}.lengthcalc2026x-card-header:hover{transform:translateY(-2px)}.lengthcalc2026x-card-header h2{font-size:24px;color:#333;font-weight:600;margin-bottom:8px}.lengthcalc2026x-card-header p{font-size:14px;color:#555;margin:0 auto}.lengthcalc2026x-card{background:#fff;padding:3px;border-radius:16px;box-shadow:0 6px 18px rgb(0 0 0 / .08)}.lengthcalc2026x-info-box{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff;padding:16px;border-radius:12px;margin-bottom:20px;box-shadow:0 4px 12px rgb(0 0 0 / .15)}.lengthcalc2026x-info-box p{margin:0 0 10px 0;font-size:14px;line-height:1.6;font-weight:normal!important}.lengthcalc2026x-info-box p:last-child{margin-bottom:0}.lengthcalc2026x-info-box strong{font-weight:700!important}.lengthcalc2026x-input-section{background:#fff;padding:20px;border-radius:16px;box-shadow:0 8px 20px rgb(0 0 0 / .08);margin:0}.lengthcalc2026x-section-heading{margin-bottom:16px}.lengthcalc2026x-section-heading h4{margin:0 0 8px 0;font-weight:600;font-size:18px;color:#1976d2;border-bottom:2px solid #1976d2;padding-bottom:8px}.lengthcalc2026x-input-row{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:16px}.lengthcalc2026x-input-group{flex:1;min-width:200px}.lengthcalc2026x-input-group label{display:block;margin-bottom:6px;font-weight:600!important;font-size:14px;color:#1976d2}.lengthcalc2026x-input-group input,.lengthcalc2026x-input-group select{width:100%;padding:12px 14px;border:1px solid #90caf9;border-radius:12px;font-size:15px;transition:.3s;background:#fff;font-weight:normal!important}.lengthcalc2026x-input-group input:focus,.lengthcalc2026x-input-group select:focus{outline:none;border-color:#1976d2;box-shadow:0 0 0 3px rgb(25 118 210 / .15)}.lengthcalc2026x-unit-input-with-select{display:flex;gap:8px}.lengthcalc2026x-unit-input-with-select input{flex:2}.lengthcalc2026x-unit-input-with-select select{flex:1}.lengthcalc2026x-btn-group{display:flex;gap:12px;margin-top:20px}.lengthcalc2026x-convert-btn,.lengthcalc2026x-reset-btn{flex:1;padding:14px;border:none;border-radius:12px;font-weight:700!important;font-size:16px;cursor:pointer;transition:.2s}.lengthcalc2026x-convert-btn{background:#1976d2;color:#fff}.lengthcalc2026x-convert-btn:hover{background:#125ea8;transform:translateY(-2px)}.lengthcalc2026x-reset-btn{background:#f44336;color:#fff}.lengthcalc2026x-reset-btn:hover{background:#c62828;transform:translateY(-2px)}.lengthcalc2026x-result-container{margin-top:30px;background:#fff;padding:24px;border-radius:16px;box-shadow:0 8px 20px rgb(0 0 0 / .1)}.lengthcalc2026x-result-container.lengthcalc2026x-hidden{display:none}.lengthcalc2026x-result-container h3{font-size:22px;color:#1976d2;margin:0 0 20px 0;text-align:center;font-weight:700}.lengthcalc2026x-results-summary{margin-bottom:24px}.lengthcalc2026x-result-card{background:#f5f5f5;padding:20px;border-radius:12px;text-align:center;transition:all 0.3s;box-shadow:0 2px 8px rgb(0 0 0 / .08)}.lengthcalc2026x-result-card.lengthcalc2026x-primary{background:linear-gradient(135deg,#1976d2 0%,#1565c0 100%);color:#fff}.lengthcalc2026x-result-title{font-size:13px;font-weight:600!important;margin-bottom:8px;opacity:.9}.lengthcalc2026x-result-value{font-size:32px;font-weight:700!important;margin-bottom:8px}.lengthcalc2026x-result-detail{font-size:14px;font-weight:500!important;opacity:.9}.lengthcalc2026x-results-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:24px}.lengthcalc2026x-results-grid .lengthcalc2026x-result-card{background:#e3f2fd;color:#0d47a1}.lengthcalc2026x-results-grid .lengthcalc2026x-result-card:hover{transform:translateY(-4px);box-shadow:0 6px 16px rgb(0 0 0 / .15)}.lengthcalc2026x-results-grid .lengthcalc2026x-result-unit{font-size:14px;font-weight:500!important;opacity:.8}.lengthcalc2026x-visualization-container{margin-bottom:24px;background:#f8f9fa;padding:20px;border-radius:12px}.lengthcalc2026x-chart-container{max-width:100%;margin:0 auto}.lengthcalc2026x-conversion-group{background:#fff3e0;padding:20px;border-radius:12px;margin-bottom:20px}.lengthcalc2026x-conversion-group h4{margin:0 0 16px 0;font-size:16px;color:#e65100;font-weight:600}.lengthcalc2026x-conversion-table-container{overflow-x:auto;-webkit-overflow-scrolling:touch}.lengthcalc2026x-conversion-table{width:100%;border-collapse:collapse;background:#fff;border-radius:8px;overflow:hidden}.lengthcalc2026x-conversion-table th,.lengthcalc2026x-conversion-table td{padding:12px;text-align:left;border-bottom:1px solid #ffe082;font-size:13px}.lengthcalc2026x-conversion-table th{background:#ffecb3;color:#e65100;font-weight:600!important}.lengthcalc2026x-conversion-table td{color:#e65100;font-weight:normal!important}.lengthcalc2026x-conversion-table tbody tr:hover{background:#fff8e1}.lengthcalc2026x-comparative-analysis{background:linear-gradient(135deg,#e8f5e9 0%,#c8e6c9 100%);padding:20px;border-radius:12px;margin-bottom:20px}.lengthcalc2026x-comparative-analysis h4{margin:0 0 16px 0;font-size:16px;color:#2e7d32;font-weight:600}.lengthcalc2026x-comparison-content{font-size:14px;color:#1b5e20;line-height:1.8}.lengthcalc2026x-comparison-content p{margin:8px 0;font-weight:normal!important}.lengthcalc2026x-comparison-content strong{font-weight:700!important;color:#2e7d32}.lengthcalc2026x-practical-examples{background:#f3e5f5;padding:20px;border-radius:12px;margin-bottom:20px}.lengthcalc2026x-practical-examples h4{margin:0 0 16px 0;font-size:16px;color:#4a148c;font-weight:600}.lengthcalc2026x-examples-content{font-size:14px;color:#6a1b9a;line-height:1.8}.lengthcalc2026x-examples-content ul{margin:8px 0;padding-left:20px;list-style:none}.lengthcalc2026x-examples-content li{margin-bottom:8px;position:relative;padding-left:24px;font-weight:normal!important}.lengthcalc2026x-examples-content li:before{content:"📏";position:absolute;left:0}.lengthcalc2026x-examples-content strong{font-weight:700!important;color:#4a148c}.lengthcalc2026x-copy-btn{background:#4caf50;color:#fff;border:none;padding:8px 16px;border-radius:8px;font-size:13px;cursor:pointer;margin-top:8px;transition:.2s;font-weight:600!important}.lengthcalc2026x-copy-btn:hover{background:#45a049;transform:scale(1.05)}.lengthcalc2026x-copy-btn.lengthcalc2026x-copied{background:#2196f3}.lengthcalc2026x-swap-btn{background:#ff9800;color:#fff;border:none;padding:12px;border-radius:50%;font-size:20px;cursor:pointer;transition:.3s;width:48px;height:48px;display:flex;align-items:center;justify-content:center;margin:0 auto}.lengthcalc2026x-swap-btn:hover{background:#f57c00;transform:rotate(180deg)}.lengthcalc2026x-precision-control{margin-top:16px;padding:16px;background:#f5f5f5;border-radius:12px}.lengthcalc2026x-precision-control label{display:block;margin-bottom:8px;font-weight:600!important;color:#1976d2;font-size:14px}.lengthcalc2026x-precision-slider{width:100%;height:8px;border-radius:4px;background:#d3d3d3;outline:none;-webkit-appearance:none}.lengthcalc2026x-precision-slider::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:20px;height:20px;border-radius:50%;background:#1976d2;cursor:pointer}.lengthcalc2026x-precision-slider::-moz-range-thumb{width:20px;height:20px;border-radius:50%;background:#1976d2;cursor:pointer;border:none}.lengthcalc2026x-precision-value{display:inline-block;margin-left:8px;font-weight:700!important;color:#1976d2}.lengthcalc2026x-history-section{background:#fff;padding:20px;border-radius:16px;box-shadow:0 8px 20px rgb(0 0 0 / .08);margin-top:20px}.lengthcalc2026x-history-section h4{margin:0 0 16px 0;font-weight:600;font-size:18px;color:#1976d2;border-bottom:2px solid #1976d2;padding-bottom:8px}.lengthcalc2026x-history-list{list-style:none;padding:0;margin:0}.lengthcalc2026x-history-item{background:#e3f2fd;padding:12px;border-radius:8px;margin-bottom:8px;display:flex;justify-content:space-between;align-items:center;transition:.2s}.lengthcalc2026x-history-item:hover{background:#bbdefb;transform:translateX(4px)}.lengthcalc2026x-history-text{flex:1;font-size:14px;color:#0d47a1;font-weight:normal!important}.lengthcalc2026x-history-actions{display:flex;gap:8px}.lengthcalc2026x-history-btn{background:#1976d2;color:#fff;border:none;padding:6px 12px;border-radius:6px;font-size:12px;cursor:pointer;transition:.2s;font-weight:600!important}.lengthcalc2026x-history-btn:hover{background:#125ea8}.lengthcalc2026x-clear-history{background:#f44336;color:#fff;border:none;padding:8px 16px;border-radius:8px;font-size:13px;cursor:pointer;margin-top:12px;transition:.2s;font-weight:600!important}.lengthcalc2026x-clear-history:hover{background:#c62828}.lengthcalc2026x-formula-section{background:#e1f5fe;padding:16px;border-radius:12px;margin-bottom:20px;border-left:4px solid #0277bd}.lengthcalc2026x-formula-section h4{margin:0 0 12px 0;font-size:16px;color:#01579b;font-weight:600}.lengthcalc2026x-formula-content{font-family:'Courier New',monospace;background:#fff;padding:12px;border-radius:8px;font-size:14px;color:#0277bd;overflow-x:auto}.lengthcalc2026x-formula-step{margin:8px 0;font-weight:normal!important}.lengthcalc2026x-search-box{position:relative;margin-bottom:12px}.lengthcalc2026x-search-input{width:100%;padding:10px 36px 10px 12px;border:2px solid #90caf9;border-radius:12px;font-size:14px;transition:.3s;background:#fff}.lengthcalc2026x-search-input:focus{outline:none;border-color:#1976d2;box-shadow:0 0 0 3px rgb(25 118 210 / .15)}.lengthcalc2026x-search-icon{position:absolute;right:12px;top:50%;transform:translateY(-50%);color:#1976d2;font-size:18px}.lengthcalc2026x-favorites-section{background:#fff;padding:16px;border-radius:12px;margin-bottom:16px;border:2px dashed #90caf9}.lengthcalc2026x-favorites-section h4{margin:0 0 12px 0;font-size:16px;color:#1976d2;font-weight:600}.lengthcalc2026x-favorite-chips{display:flex;flex-wrap:wrap;gap:8px}.lengthcalc2026x-favorite-chip{background:#e3f2fd;color:#0d47a1;padding:8px 12px;border-radius:20px;font-size:13px;cursor:pointer;transition:.2s;border:2px solid #fff0;font-weight:500!important}.lengthcalc2026x-favorite-chip:hover{background:#bbdefb;border-color:#1976d2}.lengthcalc2026x-favorite-chip.lengthcalc2026x-active{background:#1976d2;color:#fff}.lengthcalc2026x-export-section{display:flex;gap:12px;margin-top:16px;flex-wrap:wrap}.lengthcalc2026x-export-btn{flex:1;min-width:120px;background:#9c27b0;color:#fff;border:none;padding:12px;border-radius:12px;font-size:14px;cursor:pointer;transition:.2s;font-weight:600!important}.lengthcalc2026x-export-btn:hover{background:#7b1fa2;transform:translateY(-2px)}.lengthcalc2026x-export-btn.lengthcalc2026x-share{background:#00bcd4}.lengthcalc2026x-export-btn.lengthcalc2026x-share:hover{background:#0097a7}.lengthcalc2026x-batch-section{background:#fff;padding:20px;border-radius:16px;box-shadow:0 8px 20px rgb(0 0 0 / .08);margin-top:20px}.lengthcalc2026x-batch-section h4{margin:0 0 16px 0;font-weight:600;font-size:18px;color:#1976d2;border-bottom:2px solid #1976d2;padding-bottom:8px}.lengthcalc2026x-batch-input{width:100%;min-height:100px;padding:12px;border:2px solid #90caf9;border-radius:12px;font-size:14px;font-family:'Courier New',monospace;resize:vertical}.lengthcalc2026x-batch-results{margin-top:16px;background:#f5f5f5;padding:16px;border-radius:12px;max-height:300px;overflow-y:auto}.lengthcalc2026x-batch-result-item{background:#fff;padding:8px 12px;border-radius:8px;margin-bottom:8px;font-size:13px;border-left:4px solid #1976d2}.lengthcalc2026x-comparison-mode{background:#fff;padding:20px;border-radius:16px;box-shadow:0 8px 20px rgb(0 0 0 / .08);margin-top:20px}.lengthcalc2026x-comparison-mode h4{margin:0 0 16px 0;font-weight:600;font-size:18px;color:#1976d2;border-bottom:2px solid #1976d2;padding-bottom:8px}.lengthcalc2026x-comparison-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:12px}.lengthcalc2026x-comparison-card{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff;padding:16px;border-radius:12px;text-align:center}.lengthcalc2026x-comparison-unit{font-size:12px;opacity:.9;margin-bottom:4px;font-weight:500!important}.lengthcalc2026x-comparison-value{font-size:20px;font-weight:700!important}.lengthcalc2026x-shortcuts-info{background:#fff9c4;padding:12px;border-radius:8px;margin-top:16px;border-left:4px solid #fbc02d}.lengthcalc2026x-shortcuts-info p{margin:4px 0;font-size:12px;color:#f57f17;font-weight:normal!important}.lengthcalc2026x-shortcuts-info kbd{background:#fff;padding:2px 6px;border-radius:4px;border:1px solid #fbc02d;font-family:monospace;font-size:11px}.lengthcalc2026x-hidden{display:none!important}@media(max-width:768px){.lengthcalc2026x-container{padding:0!important}.lengthcalc2026x-input-row{flex-direction:column;gap:16px}.lengthcalc2026x-input-group{min-width:100%}.lengthcalc2026x-input-group input,.lengthcalc2026x-input-group select{font-size:16px!important;padding:14px 16px;height:auto!important}.lengthcalc2026x-unit-input-with-select input{width:65%!important;flex:2}.lengthcalc2026x-unit-input-with-select select{width:35%!important;flex:1}.lengthcalc2026x-results-grid{grid-template-columns:1fr;gap:12px}.lengthcalc2026x-btn-group{flex-direction:column;gap:16px}.lengthcalc2026x-convert-btn,.lengthcalc2026x-reset-btn{padding:16px;font-size:18px}.lengthcalc2026x-card-header h2{font-size:22px}.lengthcalc2026x-result-value{font-size:28px}.lengthcalc2026x-conversion-table-container{overflow-x:auto;-webkit-overflow-scrolling:touch;display:block}}