:root{--bg-dark:#050510;--card:#0c0c1ed9;--input-bg:#ffffff0a;--text-main:#fff;--text-dim:#88a;--text-muted:#666;--border:#ffffff0f;--cyan:#22d3ee;--purple:#a855f7;--gold:#fbbf24;--accent:var(--calc-color-finance);--font-mono:"JetBrains Mono", "SFMono-Regular", consolas, monospace}*,:before,:after{box-sizing:border-box;margin:0;padding:0}body{background:var(--calc-bg-page);color:var(--calc-text-primary);min-height:100vh;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.6}.glass-navbar{-webkit-backdrop-filter:blur(12px);z-index:1000;background:#050510eb;border-bottom:1px solid #ffffff0f;padding:0 2rem;position:sticky;top:0}.nav-link.active{color:var(--calc-cyan)}.main-container{max-width:1300px;margin:0 auto;padding:24px}.breadcrumb{color:var(--calc-text-muted);align-items:center;gap:6px;margin-bottom:16px;font-size:.8rem;display:flex}.breadcrumb a{color:var(--calc-text-dim);text-decoration:none}.breadcrumb a:hover{color:var(--calc-cyan)}.bc-sep{color:var(--calc-text-muted)}.page-title{text-align:center;color:var(--calc-text-primary);margin-bottom:.4rem;font-size:2.5rem;font-weight:800}.section-desc{color:var(--calc-text-dim);text-align:center;margin-bottom:1.5rem;font-size:.95rem;line-height:1.6}.outer-tabs{border:1px solid var(--calc-border-default);background:#ffffff08;border-radius:12px;justify-content:center;gap:4px;margin-bottom:20px;padding:5px;display:flex}.outer-tab-btn{color:var(--calc-text-dim);cursor:pointer;background:0 0;border:none;border-radius:8px;padding:10px 22px;font-family:inherit;font-size:.88rem;font-weight:600;transition:color .2s,background .2s,box-shadow .2s}.outer-tab-btn:hover{color:var(--calc-text-primary);background:#ffffff0a}.outer-tab-btn.active{background:var(--calc-cyan);color:#050510;box-shadow:0 4px 16px #22d3ee40}.outer-tab-panel{display:none}.outer-tab-panel.active{display:block}.calc-wrapper{grid-template-columns:1fr 1fr;align-items:start;gap:24px;display:grid}.input-card,.result-card{background:var(--calc-bg-card);border:1px solid var(--calc-border-default);border-radius:16px;padding:24px}.input-card{border-left:3px solid var(--calc-cyan)}.result-card{border-left:3px solid var(--purple)}.card-header{text-transform:uppercase;letter-spacing:1.5px;color:var(--calc-cyan);align-items:center;gap:8px;margin-bottom:16px;font-size:.78rem;font-weight:700;display:flex}.result-header{color:var(--purple)}.input-group{margin-bottom:12px}.input-label{color:var(--calc-text-dim);margin-bottom:5px;font-size:.8rem;font-weight:600;display:block}.input-wrapper{background:var(--input-bg);border:1px solid var(--calc-border-default);border-radius:8px;align-items:center;transition:border-color .2s;display:flex;overflow:hidden}.input-wrapper:focus-within{border-color:var(--calc-cyan)}.input-prefix,.input-suffix{color:var(--calc-text-dim);font-size:.85rem;font-family:var(--font-mono);flex-shrink:0;padding:0 10px}.glass-input{color:var(--calc-text-primary);font-size:.9rem;font-family:var(--font-mono);background:0 0;border:none;outline:none;flex:1;min-width:0;padding:9px 12px}.loan-section{border-top:1px solid var(--calc-border-default);margin-top:16px;padding-top:14px}.loan-section-header{text-transform:uppercase;letter-spacing:1.5px;color:var(--calc-cyan);align-items:center;gap:8px;margin-bottom:10px;font-size:.75rem;font-weight:700;display:flex}.loan-section-header.loan-2-color{color:var(--purple)}.loan-section-header.loan-3-color{color:var(--gold)}.optional-badge{color:var(--gold);letter-spacing:.5px;background:#fbbf241f;border:1px solid #fbbf244d;border-radius:20px;padding:2px 7px;font-size:.65rem;font-weight:600}.loan-input-row{grid-template-columns:1fr 1fr;gap:8px;display:grid}.preset-section{margin-top:16px}.preset-label{color:var(--calc-text-muted);text-transform:uppercase;letter-spacing:1px;margin-bottom:6px;font-size:.75rem;font-weight:600}.preset-chips{flex-wrap:wrap;gap:6px;display:flex}.preset-chip{border:1px solid var(--calc-border-default);color:var(--calc-text-dim);cursor:pointer;background:#ffffff08;border-radius:20px;padding:6px 14px;font-family:inherit;font-size:.78rem;font-weight:600;transition:color .2s,border-color .2s,background .2s}.preset-chip:hover{border-color:var(--calc-cyan);color:var(--calc-text-primary)}.preset-chip.active{border-color:var(--calc-cyan);color:var(--calc-cyan);background:#22d3ee1f}.action-row{border-top:1px solid var(--calc-border-default);gap:8px;margin-top:18px;padding-top:14px;display:flex}.action-btn{border:1px solid var(--calc-border-default);color:var(--calc-text-dim);cursor:pointer;background:#ffffff08;border-radius:8px;align-items:center;gap:5px;padding:7px 14px;font-family:inherit;font-size:.78rem;font-weight:600;transition:color .2s,border-color .2s;display:flex}.action-btn:hover{border-color:var(--calc-cyan);color:var(--calc-cyan)}.winner-banner{color:var(--calc-text-dim);background:#22d3ee0f;border:1px solid #22d3ee33;border-radius:12px;align-items:center;gap:12px;margin-bottom:16px;padding:12px 16px;font-size:.85rem;line-height:1.5;display:flex}.winner-icon{flex-shrink:0;font-size:1.3rem}#winner-text strong{color:var(--calc-cyan)}.result-cols{grid-template-columns:repeat(3,1fr);gap:10px;display:grid}.result-col{border:1px solid var(--calc-border-default);border-radius:12px;transition:opacity .2s;overflow:hidden}.result-col-header{text-transform:uppercase;letter-spacing:1.5px;text-align:center;padding:8px 12px;font-size:.72rem;font-weight:700}#l1-result-col .result-col-header{color:var(--calc-cyan);background:#22d3ee1a}#l2-result-col .result-col-header{color:var(--purple);background:#a855f71a}#l3-result-col .result-col-header{color:var(--gold);background:#fbbf241a}.result-col .stat-cell{border-top:1px solid var(--calc-border-default);padding:10px 12px;transition:background .2s}.result-col .stat-label{text-transform:uppercase;letter-spacing:.8px;color:var(--calc-text-muted);margin-bottom:2px;font-size:.65rem;font-weight:600}.result-col .stat-value{color:var(--calc-text-primary);font-size:.92rem;font-weight:700;font-family:var(--font-mono)}.winner-cell{background:#22d3ee14;border-color:#22d3ee40}.winner-cell .stat-value{color:var(--calc-cyan)}.loan-col-inactive{opacity:.45;pointer-events:none}.comparison-table-wrap{border:1px solid var(--calc-border-default);border-radius:12px;overflow-x:auto}.comparison-table{border-collapse:collapse;width:100%;font-size:.85rem}.comparison-table th{text-align:center;color:var(--calc-text-dim);text-transform:uppercase;letter-spacing:1px;z-index:1;border-bottom:1px solid var(--calc-border-default);background:#ffffff0a;padding:12px 16px;font-size:.75rem;font-weight:700;position:sticky;top:0}.comparison-table th:first-child{text-align:left}.comparison-table th#ct-l1-header{color:var(--cyan)}.comparison-table th#ct-l2-header{color:var(--purple)}.comparison-table th#ct-l3-header{color:var(--gold)}.ct-metric{color:var(--calc-text-dim);white-space:nowrap;border-bottom:1px solid #ffffff08;padding:11px 16px;font-size:.8rem;font-weight:600}.ct-cell{text-align:center;color:var(--calc-text-primary);font-family:var(--font-mono);border-bottom:1px solid #ffffff08;padding:11px 16px;font-size:.85rem;font-weight:600;transition:background .2s}.comparison-table tr:hover .ct-cell,.comparison-table tr:hover .ct-metric{background:#ffffff05}.ct-winner{color:var(--calc-cyan);background:#22d3ee1a}.chart-panel{padding:8px 0}.chart-label{text-transform:uppercase;letter-spacing:1px;color:var(--calc-text-muted);text-align:center;margin-bottom:12px;font-size:.78rem;font-weight:600}.section-title{color:var(--calc-text-primary);text-align:center;margin-bottom:20px;font-size:1.5rem;font-weight:800}.how-section{margin-top:48px}.how-steps{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;display:grid}.how-step{background:var(--calc-bg-card);border:1px solid var(--calc-border-default);border-radius:12px;gap:14px;padding:18px;display:flex}.step-num{width:36px;height:36px;color:var(--calc-cyan);background:#22d3ee1f;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:.9rem;font-weight:800;display:flex}.step-content h3{color:var(--calc-text-primary);margin-bottom:4px;font-size:.9rem;font-weight:700}.step-content p{color:var(--calc-text-dim);font-size:.82rem;line-height:1.6}.formula-pills2{margin-top:40px}.pills-grid{grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:14px;display:grid}.formula-pill{background:var(--calc-bg-card);border:1px solid var(--calc-border-default);border-radius:12px;padding:16px}.pill-name{text-transform:uppercase;color:var(--calc-cyan);letter-spacing:1px;margin-bottom:6px;font-size:.75rem;font-weight:700}.pill-formula{font-family:var(--font-mono);color:var(--calc-text-primary);margin-bottom:4px;font-size:.88rem}.pill-desc{color:var(--calc-text-muted);font-size:.78rem}.gloss-section2{margin-top:40px}.gloss-grid{grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px;display:grid}.gloss-item{background:var(--calc-bg-card);border:1px solid var(--calc-border-default);border-radius:12px;padding:16px}.gloss-term{color:var(--calc-cyan);margin-bottom:4px;font-size:.85rem;font-weight:700}.gloss-def{color:var(--calc-text-dim);font-size:.82rem;line-height:1.6}.ex-body p{color:var(--calc-text-dim);margin-bottom:4px;font-size:.82rem;line-height:1.7}.ex-body strong{color:var(--calc-text-primary)}.faq-section{margin-top:40px}.faq-list{flex-direction:column;display:flex}.faq-item-enhanced{border-bottom:1px solid #ffffff0f}.faq-item__question{cursor:pointer;color:var(--calc-text-primary);user-select:none;justify-content:space-between;align-items:center;padding:14px 4px;font-size:.9rem;font-weight:600;list-style:none;transition:color .2s;display:flex}.faq-item__question::-webkit-details-marker{display:none}.faq-item__question:after{content:"+";font-family:var(--font-mono);color:var(--calc-text-dim);flex-shrink:0;margin-left:16px;font-size:1.1rem;transition:color .2s}.faq-item-enhanced[open] .faq-item__question:after{content:"−";color:var(--accent)}.faq-item__question:hover{color:var(--calc-cyan)}.faq-item__answer{color:var(--calc-text-dim);padding:0 4px 14px;font-size:.85rem;line-height:1.75}.calc-related{margin-top:40px}.related-grid{grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px;display:grid}.related-card{background:var(--calc-bg-card);border:1px solid var(--calc-border-default);border-radius:12px;flex-direction:column;align-items:center;gap:8px;padding:18px 14px;text-decoration:none;transition:border-color .2s,transform .2s;display:flex}.related-card:hover{border-color:var(--calc-cyan);transform:translateY(-2px)}.related-icon{font-size:1.8rem}.related-name{color:var(--calc-text-dim);text-align:center;font-size:.78rem;font-weight:600}.related-card:hover .related-name{color:var(--calc-cyan)}[data-theme=light]{--bg-dark:#e8edf5;--card:#fffffff2;--input-bg:#edf2f9;--text-main:#0f172a;--text-dim:#475569;--text-muted:#64748b;--border:#0000001a;--cyan:#0891b2;--purple:#7c3aed;--gold:#b45309;--accent:var(--calc-color-finance)}[data-theme=light] body{background:#e8edf5}[data-theme=light] .glass-navbar{background:#fffffff2;border-bottom-color:#00000014}[data-theme=light] .nav-link.active{color:#0891b2}[data-theme=light] .input-card,[data-theme=light] .result-card{background:#fff;border-color:#0000001a;box-shadow:0 2px 12px #00000014}[data-theme=light] .input-card{border-left-color:#0891b2}[data-theme=light] .result-card{border-left-color:#7c3aed}[data-theme=light] .outer-tabs{background:#f0f4f9;border-color:#0000001a}[data-theme=light] .outer-tab-btn{color:#64748b}[data-theme=light] .outer-tab-btn:hover{color:#0f172a;background:#0000000a}[data-theme=light] .outer-tab-btn.active{color:#fff;background:#0891b2;box-shadow:0 4px 16px #0891b240}[data-theme=light] .input-wrapper{background:#edf2f9;border-color:#0000001f}[data-theme=light] .input-wrapper:focus-within{border-color:#0891b2}[data-theme=light] .input-prefix,[data-theme=light] .input-suffix{color:#64748b}[data-theme=light] .glass-input{color:#0f172a}[data-theme=light] .glass-input::placeholder{color:#00000059}[data-theme=light] .loan-section{border-top-color:#00000014}[data-theme=light] .loan-section-header{color:#0891b2}[data-theme=light] .loan-section-header.loan-2-color{color:#7c3aed}[data-theme=light] .loan-section-header.loan-3-color{color:#b45309}[data-theme=light] .optional-badge{color:#b45309;background:#b453091a;border-color:#b4530940}[data-theme=light] .preset-chip{color:#475569;background:#f0f4f9;border-color:#0000001f}[data-theme=light] .preset-chip:hover{color:#0891b2;border-color:#0891b2}[data-theme=light] .preset-chip.active{color:#0891b2;background:#0891b21a;border-color:#0891b2}[data-theme=light] .action-btn{color:#475569;background:#f0f4f9;border-color:#0000001a}[data-theme=light] .action-btn:hover{color:#0891b2;border-color:#0891b2}[data-theme=light] .winner-banner{background:#eff9fb;border-color:#0891b240}[data-theme=light] #winner-text{color:#475569}[data-theme=light] #winner-text strong{color:#0891b2}[data-theme=light] .result-col{border-color:#0000001a}[data-theme=light] #l1-result-col .result-col-header{color:#0891b2;background:#0891b214}[data-theme=light] #l2-result-col .result-col-header{color:#7c3aed;background:#7c3aed14}[data-theme=light] #l3-result-col .result-col-header{color:#b45309;background:#b4530914}[data-theme=light] .result-col .stat-cell{border-top-color:#0000000d}[data-theme=light] .result-col .stat-value{color:#0f172a}[data-theme=light] .winner-cell{background:#0891b214}[data-theme=light] .winner-cell .stat-value{color:#0891b2}[data-theme=light] .comparison-table-wrap{border-color:#0000001a}[data-theme=light] .comparison-table th{color:#475569;background:#edf2f9;border-bottom-color:#00000014}[data-theme=light] .comparison-table th#ct-l1-header{color:#0891b2}[data-theme=light] .comparison-table th#ct-l2-header{color:#7c3aed}[data-theme=light] .comparison-table th#ct-l3-header{color:#b45309}[data-theme=light] .ct-metric{color:#475569;border-bottom-color:#0000000a}[data-theme=light] .ct-cell{color:#0f172a;border-bottom-color:#0000000a}[data-theme=light] .comparison-table tr:hover .ct-cell,[data-theme=light] .comparison-table tr:hover .ct-metric{background:#f0f4f9}[data-theme=light] .ct-winner{color:#0891b2;background:#0891b21a}[data-theme=light] .section-title{color:#0f172a}[data-theme=light] .how-step{background:#fff;border-color:#0000001a;box-shadow:0 1px 4px #0000000f}[data-theme=light] .step-num{color:#0891b2;background:#0891b21a}[data-theme=light] .step-content h3{color:#0f172a}[data-theme=light] .step-content p{color:#475569}[data-theme=light] .formula-pill{background:#fff;border-color:#0000001a;box-shadow:0 1px 4px #0000000f}[data-theme=light] .pill-name{color:#0891b2}[data-theme=light] .pill-formula{color:#0f172a}[data-theme=light] .pill-desc{color:#64748b}[data-theme=light] .gloss-item{background:#fff;border-color:#0000001a;box-shadow:0 1px 4px #0000000f}[data-theme=light] .gloss-term{color:#0891b2}[data-theme=light] .gloss-def,[data-theme=light] .ex-body p{color:#475569}[data-theme=light] .ex-body strong{color:#0f172a}[data-theme=light] .faq-list{gap:8px}[data-theme=light] .faq-item-enhanced{background:#fff;border:1px solid #0000001a;border-radius:10px;transition:box-shadow .2s,border-color .2s;overflow:hidden;box-shadow:0 1px 4px #0000000f}[data-theme=light] .faq-item-enhanced:hover{border-color:#0891b259;box-shadow:0 2px 10px #0891b214}[data-theme=light] .faq-item-enhanced[open]{border-color:#0891b266 #0891b266 #0891b266 #0891b2;border-left-style:solid;border-left-width:3px;box-shadow:0 2px 12px #0891b21a}[data-theme=light] .faq-item__question{color:#0f172a;padding:14px 16px}[data-theme=light] .faq-item__question:after{color:#64748b}[data-theme=light] .faq-item-enhanced[open] .faq-item__question:after,[data-theme=light] .faq-item__question:hover{color:#0891b2}[data-theme=light] .faq-item__answer{color:#475569;border-top:1px solid #0000000f;padding:12px 16px 16px}[data-theme=light] .related-card{background:#fff;border-color:#0000001a;box-shadow:0 1px 4px #0000000f}[data-theme=light] .related-card:hover{border-color:#0891b2}[data-theme=light] .related-name{color:#475569}[data-theme=light] .related-card:hover .related-name{color:#0891b2}@media (width<=900px){.calc-wrapper{grid-template-columns:1fr}.page-title{font-size:1.8rem}.outer-tabs{flex-wrap:wrap}.outer-tab-btn{text-align:center;flex:1;min-width:120px}}@media (width<=600px){.main-container{padding:16px}.result-cols,.loan-input-row{grid-template-columns:1fr}}@media (width<=480px){.result-cols{grid-template-columns:1fr}}