.breadcrumb{font-size:.85rem;color:var(--color-text-muted);margin-bottom:16px}.breadcrumb a{color:var(--color-text-muted)}.breadcrumb a:hover{color:var(--color-primary)}h1{font-size:1.8rem;margin-bottom:8px}.page-desc{color:var(--color-text-muted);margin-bottom:24px}.calculator-box{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);padding:24px;margin-bottom:32px;min-height:400px;contain:layout style}.calc-inputs{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px;margin-bottom:24px}.input-group{display:flex;flex-direction:column;gap:4px}.input-group label{font-size:.85rem;font-weight:600;color:var(--color-text-muted)}.input-group input,.input-group select{padding:10px 12px;border:1px solid var(--color-border);border-radius:var(--radius);font-size:1rem;background:var(--color-bg);color:var(--color-text)}.input-group input:focus,.input-group select:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #2563eb1a}.calc-btn{padding:10px 24px;background:var(--color-primary);color:#fff;border:none;border-radius:var(--radius);font-size:1rem;font-weight:600;cursor:pointer;transition:background .15s}.calc-btn:hover{background:var(--color-primary-dark)}.result-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:12px;margin-bottom:24px}.result-card{background:var(--color-bg);border-radius:var(--radius);padding:16px;text-align:center}.result-card.primary{background:#eff6ff}.result-card.success{background:#f0fdf4}.result-label{display:block;font-size:.8rem;font-weight:500;color:var(--color-text-muted);margin-bottom:4px}.result-value{display:block;font-size:1.4rem;font-weight:700;color:var(--color-text)}.result-card.primary .result-value{color:var(--color-primary)}.result-card.success .result-value{color:var(--color-success)}.content-section{max-width:800px;line-height:1.8;content-visibility:auto;contain-intrinsic-size:auto 1500px}.content-section h2{font-size:1.3rem;margin:32px 0 12px;padding-top:16px;border-top:1px solid var(--color-border)}.content-section h2:first-child{border-top:none;margin-top:0}.content-section h3{font-size:1.1rem;margin:24px 0 8px}.content-section p{margin-bottom:12px}.content-section ul,.content-section ol{margin:0 0 16px 24px}.content-section li{margin-bottom:6px}.formula-box{background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius);padding:16px 24px;margin:16px 0;font-size:1.2rem;text-align:center}.info-table{width:100%;max-width:400px;border-collapse:collapse;margin:16px 0}.info-table th,.info-table td{padding:8px 16px;border:1px solid var(--color-border);text-align:left}.info-table th{background:var(--color-bg);font-weight:600}.table-container{overflow-x:auto}.data-table{width:100%;border-collapse:collapse;font-size:.9rem}.data-table th,.data-table td{padding:8px 12px;text-align:right;border-bottom:1px solid var(--color-border)}.data-table th{font-weight:600;color:var(--color-text-muted);font-size:.8rem;text-transform:uppercase;letter-spacing:.05em}.data-table th:first-child,.data-table td:first-child{text-align:left}.data-table tr:hover td{background:var(--color-bg)}[data-theme=dark] .result-card.primary{background:#1e3a5f}[data-theme=dark] .result-card.success{background:#14532d}@media(max-width:640px){.calc-inputs,.result-cards{grid-template-columns:1fr}}.related-calcs[data-astro-cid-5hgnvwgi]{margin-top:32px;padding-top:24px;border-top:1px solid var(--color-border)}.related-calcs[data-astro-cid-5hgnvwgi] h3[data-astro-cid-5hgnvwgi]{font-size:1.05rem;margin-bottom:12px;color:var(--color-text)}.related-calcs-list[data-astro-cid-5hgnvwgi]{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:8px}.related-calcs-list[data-astro-cid-5hgnvwgi] a[data-astro-cid-5hgnvwgi]{display:flex;align-items:center;gap:10px;padding:10px 14px;border:1px solid var(--color-border);border-radius:var(--radius);color:var(--color-text);background:var(--color-surface);transition:border-color .15s,box-shadow .15s;text-decoration:none}.related-calcs-list[data-astro-cid-5hgnvwgi] a[data-astro-cid-5hgnvwgi]:hover{border-color:var(--color-primary);box-shadow:var(--shadow-sm)}.rc-icon[data-astro-cid-5hgnvwgi]{font-size:1.3rem;flex-shrink:0}.rc-text[data-astro-cid-5hgnvwgi]{display:flex;flex-direction:column;min-width:0}.rc-title[data-astro-cid-5hgnvwgi]{font-size:.85rem;font-weight:600;color:var(--color-text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.rc-desc[data-astro-cid-5hgnvwgi]{font-size:.75rem;color:var(--color-text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}