.lb-calculator-page{max-width:1200px!important;margin-inline:auto!important;padding:40px 24px 80px!important;width:100%!important;box-sizing:border-box!important}.lb-calculator-page .lb-breadcrumbs{margin-bottom:24px}.lb-calculator-page .lb-breadcrumb-list{display:flex;align-items:center;gap:8px;list-style:none;margin:0;padding:0;font-family:var(--font-mono);font-size:.8125rem;color:var(--text-dim)}.lb-calculator-page .lb-breadcrumb-list a{color:var(--text-muted);text-decoration:none;transition:color 0.2s}.lb-calculator-page .lb-breadcrumb-list a:hover{color:var(--copper-dark)}.lb-calculator-page .lb-breadcrumb-sep{color:var(--text-dim);opacity:.6}.lb-calculator-page .lb-breadcrumb-list li[aria-current="page"]{color:var(--text);font-weight:500}.lb-calc-header{margin-bottom:36px;max-width:820px}.lb-calc-header .lb-badges-wrap{display:flex;align-items:center;gap:8px;margin-bottom:14px;flex-wrap:wrap}.lb-calc-header .lb-badge-primary{font-family:var(--font-mono);font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.15em;color:var(--sage);background:var(--sage-soft);border:1px solid rgb(62 117 88 / .25);border-radius:var(--r-pill);padding:4px 12px}.lb-calc-h1{font-family:var(--font-sans);font-size:clamp(2rem, 4vw, 3rem);font-weight:800;letter-spacing:-.03em;line-height:1.15;color:var(--text);margin:0 0 14px 0}.lb-calc-intro{font-family:var(--font-sans);font-size:1.125rem;line-height:1.6;color:var(--text-muted);margin:0}.lb-workspace-card{background:#fff0;margin-bottom:60px}.lb-controls-bar{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:24px;flex-wrap:wrap}.lb-unit-toggle{display:inline-flex;background:var(--surface-2);border:1px solid var(--border-strong);border-radius:var(--r-pill);padding:4px;gap:2px}.lb-unit-btn{background:#fff0;border:none;border-radius:var(--r-pill);padding:8px 18px;font-family:var(--font-sans);font-size:.875rem;font-weight:600;color:var(--text-muted);cursor:pointer;transition:all 0.2s ease}.lb-unit-btn:hover{color:var(--text)}.lb-unit-btn.is-active,.lb-unit-btn[aria-pressed="true"]{background:var(--surface);color:var(--text);box-shadow:var(--shadow-sm)}.lb-unit-btn:focus-visible{outline:2px solid var(--copper);outline-offset:2px}.lb-actions-group{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.lb-actions-group .lb-btn,.lb-actions-group button{font-family:var(--font-sans);font-size:.8125rem;font-weight:600;padding:8px 14px;border-radius:var(--r-pill);background:var(--surface);border:1px solid var(--border-strong);color:var(--text);cursor:pointer;transition:all 0.2s ease}.lb-actions-group .lb-btn:hover,.lb-actions-group button:hover{background:var(--surface-2);border-color:var(--text-dim)}.lb-actions-group .lb-btn:focus-visible,.lb-actions-group button:focus-visible{outline:2px solid var(--copper);outline-offset:2px}.lb-calc-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:start}.lb-calc-form-col{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);padding:36px 32px;box-shadow:var(--shadow-sm)}.lb-fieldset{border:none;padding:0;margin:0 0 28px 0}.lb-fieldset:last-child{margin-bottom:0}.lb-legend{font-family:var(--font-sans);font-size:1.0625rem;font-weight:700;color:var(--text);margin-bottom:18px;display:flex;align-items:center;gap:8px;border-bottom:1px solid var(--border);padding-bottom:8px;width:100%}.lb-field{margin-bottom:20px;position:relative}.lb-field label{display:block;font-family:var(--font-sans);font-size:13px;font-weight:600;color:var(--text-muted);margin-bottom:8px}.lb-calc-form-col input[type="number"],.lb-calc-form-col input[type="text"],.lb-calc-form-col select{width:100%;height:52px;padding:0 16px;background:var(--surface-2);border:1px solid var(--border-strong);border-radius:12px;font-family:var(--font-sans);font-size:1rem;color:var(--text);transition:border-color 0.2s ease,box-shadow 0.2s ease;box-sizing:border-box}.lb-calc-form-col select{appearance:none;background-image:url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2355655D' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");background-repeat:no-repeat;background-position:right 14px center;background-size:16px;padding-right:40px}.lb-calc-form-col input[type="number"]:focus,.lb-calc-form-col input[type="text"]:focus,.lb-calc-form-col select:focus{border-color:var(--copper);outline:none;box-shadow:0 0 0 3px rgb(176 96 42 / .18)}.lb-field-with-suffix{position:relative;display:flex;align-items:center}.lb-field-suffix,.lb-input-suffix{position:absolute;right:16px;font-family:var(--font-mono);font-size:.8125rem;color:var(--text-dim);pointer-events:none}.lb-stepper-wrap{display:flex;align-items:center;border:1px solid var(--border-strong);border-radius:12px;background:var(--surface-2);overflow:hidden;height:52px}.lb-stepper-wrap input{border:none!important;box-shadow:none!important;text-align:center;background:transparent!important}.lb-stepper-btn{background:var(--surface);border:none;width:44px;height:52px;font-size:1.25rem;color:var(--text);cursor:pointer;transition:background-color 0.15s}.lb-stepper-btn:hover{background:var(--border-strong)}.lb-calc-results-col{position:sticky;top:90px}.lb-result-card,.lb-result-panel{background:#FFF;border:1px solid var(--border);border-top:2px solid var(--copper);border-radius:var(--r-lg);padding:32px 28px;box-shadow:var(--shadow-md);position:relative;overflow:hidden}.lb-result-header{margin-bottom:20px;padding-bottom:12px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}.lb-result-header h3{font-family:var(--font-sans);font-size:1rem;font-weight:700;color:var(--text);text-transform:uppercase;letter-spacing:.08em;margin:0}.lb-result-primary{margin:20px 0 28px;text-align:center}.lb-result-number{display:inline-block;font-family:var(--font-mono);font-size:clamp(2.5rem, 5vw, 3.5rem);font-weight:800;color:var(--copper-dark);letter-spacing:-.03em;line-height:1}font-weight:800;color:var(--copper);letter-spacing:-.03em;line-height:1}.lb-result-unit{display:block;font-family:var(--font-sans);font-size:1.0625rem;font-weight:600;color:var(--text-muted);margin-top:6px}.lb-result-breakdown,.lb-results-list,.lb-result-breakdown-list{list-style:none;margin:0 0 24px 0;padding:0;border-top:1px solid var(--border)}.lb-result-breakdown li,.lb-results-list li,.lb-result-row{display:flex;align-items:center;justify-content:space-between;padding:12px 0;border-bottom:1px solid var(--border);font-size:.9375rem}.lb-result-label{color:var(--text-muted)}.lb-result-val{font-family:var(--font-mono);font-weight:700;color:var(--text)}.lb-result-actions{display:flex;gap:10px;margin-top:20px}.lb-result-actions .btn-ghost{flex:1;text-align:center;font-size:.8125rem;padding:10px}.lb-results-empty{text-align:center;padding:32px 16px;color:var(--text-muted);font-size:.9375rem;font-style:italic}.lb-calc-guide{margin-top:60px;padding-top:48px;border-top:1px solid var(--border)}.lb-guide-section{margin-bottom:48px}.lb-guide-section h2{font-family:var(--font-sans);font-size:1.75rem;font-weight:800;letter-spacing:-.02em;color:var(--text);margin-bottom:20px}.lb-steps-list{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;list-style:none;counter-reset:step-counter;padding:0;margin:0 0 40px 0}.lb-steps-list li{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-md);padding:24px;position:relative;box-shadow:var(--shadow-sm);font-family:var(--font-sans);font-size:.9375rem;line-height:1.6;color:var(--text)}.lb-steps-list li::before{counter-increment:step-counter;content:counter(step-counter,decimal-leading-zero);font-family:var(--font-mono);font-size:.875rem;font-weight:800;color:var(--copper);background:var(--copper-soft);padding:3px 8px;border-radius:4px;display:inline-block;margin-bottom:12px}.lb-assumptions-panel,.lb-formula-box{background:var(--bg-alt);color:var(--text);border:1px solid var(--border);border-radius:var(--r-md);padding:24px;margin:36px 0;font-family:var(--font-mono);font-size:.875rem;box-shadow:var(--shadow-sm)}.lb-assumptions-summary{cursor:pointer;display:flex;align-items:center;justify-content:space-between;font-family:var(--font-mono);font-weight:700;font-size:.9375rem;color:var(--forest);user-select:none}.lb-assumptions-summary:focus-visible{outline:2px solid var(--copper);outline-offset:4px}.lb-assumptions-body{margin-top:18px;padding-top:14px;border-top:1px solid var(--border);font-family:var(--font-mono);line-height:1.65;color:var(--text)}.lb-assumptions-list{list-style:none;padding:0;margin:12px 0}.lb-assumptions-list li{padding:8px 0;border-bottom:1px dashed var(--border);color:var(--text)}.lb-assumptions-list code{background:var(--surface);color:var(--text);border:1px solid var(--border);padding:3px 6px;border-radius:4px;font-family:var(--font-mono)}.lb-worked-example-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-md);padding:28px;margin:20px 0;box-shadow:var(--shadow-sm)}.lb-table-responsive{overflow-x:auto;margin:24px 0;border:1px solid var(--border);border-radius:var(--r-md);background:var(--surface)}.lb-reference-table{width:100%;border-collapse:collapse;text-align:left;font-size:.9375rem}.lb-reference-table th{background:var(--surface-2);padding:14px 18px;font-family:var(--font-sans);font-weight:700;color:var(--text);border-bottom:1px solid var(--border)}.lb-reference-table td{padding:14px 18px;border-bottom:1px solid var(--border);color:var(--text-muted)}.lb-reference-table tr:last-child td{border-bottom:none}@media (max-width:980px){.lb-calc-grid{grid-template-columns:1fr;gap:32px}.lb-calc-results-col{position:static;order:2}.lb-calc-form-col{order:1;padding:24px 20px}.lb-steps-list{grid-template-columns:1fr}}@media (max-width:640px){.lb-calculator-page{padding:24px 16px 60px!important}.lb-controls-bar{flex-direction:column;align-items:stretch}.lb-unit-toggle{width:100%}.lb-unit-btn{flex:1;text-align:center;padding:8px 10px}.lb-actions-group{width:100%;justify-content:space-between}}.lb-breakdown-item[hidden],.lb-breakdown-item.is-hidden,.lb-result-card .lb-breakdown-item[hidden],.lb-result-panel .lb-breakdown-item[hidden],.lb-result-card .lb-breakdown-item.is-hidden,.lb-result-panel .lb-breakdown-item.is-hidden{display:none!important}.lb-assumptions-panel{margin-top:1.5rem;border:1px solid var(--border,#E2E8F0);border-radius:var(--r-md,8px);padding:1rem 1.25rem;background:var(--surface,#FFF)}.lb-assumptions-summary{display:flex;justify-content:space-between;align-items:center;cursor:pointer;font-weight:600;font-size:.9375rem;color:var(--forest,#1F4D3A);list-style:none}.lb-assumptions-summary::-webkit-details-marker{display:none}.lb-assumptions-toggle-icon{font-size:.75rem;transition:transform 0.2s ease}.lb-assumptions-panel[open] .lb-assumptions-toggle-icon{transform:rotate(180deg)}.lb-assumptions-body{padding-top:1rem;font-size:.875rem;color:var(--text,#1E293B)}.lb-assumptions-lead{margin-top:0;color:var(--text-muted,#64748B)}.lb-assumptions-list{padding-left:1.25rem;margin-bottom:.85rem}.lb-assumptions-list li{margin-bottom:.5rem}.lb-assumptions-list code{background:var(--surface-alt,#F8FAFC);padding:.15rem .35rem;border-radius:4px;font-family:var(--font-mono,monospace);font-size:.8125rem}.lb-assumptions-note{font-size:.8125rem;color:var(--text-muted,#64748B);margin-bottom:0}