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.2s;display:flex}.related-card:hover{background:#f59e0b0d;border-color:#f59e0b59}.related-icon{flex-shrink:0;font-size:1.4rem}.related-body{min-width:0}.related-name{color:var(--text-primary);margin-bottom:3px;font-size:.82rem;font-weight:700}.related-desc{color:var(--text-muted);font-size:.73rem;line-height:1.4}#toast-container{z-index:9999;flex-direction:column;gap:8px;display:flex;position:fixed;bottom:80px;right:20px}.toast{opacity:0;pointer-events:none;border-radius:10px;padding:12px 18px;font-size:.84rem;font-weight:600;transition:opacity .3s,transform .3s;transform:translateY(10px);box-shadow:0 4px 20px #0006}.toast.show{opacity:1;pointer-events:auto;transform:translateY(0)}.toast-success{color:#fff;background:#10b981e6}.toast-warn{color:#000;background:#f59e0be6}.toast-info{color:#000;background:#00f3ffd9}.toast-error{color:#fff;background:#f43f5ee6}.back-to-top{background:var(--accent);color:#000;cursor:pointer;opacity:0;pointer-events:none;z-index:200;border:none;border-radius:50%;width:42px;height:42px;font-size:1.1rem;font-weight:700;transition:opacity .3s;position:fixed;bottom:24px;right:24px}.skip-link{position:absolute;left:-9999px}.skip-link:focus{z-index:9999;background:var(--accent);color:#000;border-radius:6px;padding:6px 12px;top:10px;left:10px}@media (width<=768px){.main-container{padding:16px}.calc-title{font-size:1.5rem}.tab-btn{padding:8px 12px;font-size:.82rem}.chip-strip{gap:5px}.preset-chip{padding:4px 9px;font-size:.74rem}.action-bar{gap:6px}.act-btn{padding:6px 10px;font-size:.78rem}.page-sections-outer{padding:0 16px 2rem}}[data-theme=light]{--accent:#b45309;--bg-app:#e8edf5;--bg-card:#fff;--bg-input:#f0f4fa;--text-primary:#0f172a;--text-secondary:#334155;--text-muted:#64748b;--cyan:#0891b2;--purple:#7c3aed;--green:#059669;--red:#dc2626;--amber:#d97706;--border:#0000001a}[data-theme=light] body{background:var(--bg-app)}[data-theme=light] .card{background:#fff;border-color:#0000001a;box-shadow:0 2px 10px #00000012}[data-theme=light] .form-input,[data-theme=light] .form-select{color:#0f172a;background:#f0f4fa;border-color:#0000001f}[data-theme=light] .form-input:focus{border-color:var(--accent)}[data-theme=light] .form-select option{background:#fff}[data-theme=light] .hero-result{background:linear-gradient(135deg,#b453090f,#b4530905);border-color:#b4530933}[data-theme=light] .hero-value{color:var(--accent)}[data-theme=light] .hero-sub{color:#475569}[data-theme=light] .hero-sub strong{color:#0f172a}[data-theme=light] .value-timeline{background:#f0f4fa;border-color:#0000001a}[data-theme=light] .vt-item.active,[data-theme=light] .vt-item-active{background:#b453091a;border-color:#b4530940}[data-theme=light] .vt-val{color:#0f172a}[data-theme=light] .formula-strip .formula-pill{color:var(--accent);background:#b4530914;border-color:#b4530933}[data-theme=light] .stat-card{border-color:#0000001a;border-left-color:var(--purple);background:#edf2f9}[data-theme=light] .stat-value{color:#0f172a}[data-theme=light] .stat-label{color:#64748b}[data-theme=light] .alert-info{color:#92400e;background:#d9770612;border-color:#d9770659}[data-theme=light] .alert-success{color:#065f46;background:#05966912;border-color:#0596694d}[data-theme=light] .alert-warn{color:#991b1b;background:#dc262612;border-color:#dc26264d}[data-theme=light] .alert-tip{color:#0369a1;background:#0891b212;border-color:#0891b24d}[data-theme=light] .act-btn{color:#475569;background:#00000008;border-color:#0000001f}[data-theme=light] .act-btn:hover{border-color:var(--accent);color:var(--accent);background:#b453090f}[data-theme=light] .inner-tab-nav{background:#edf2f9}[data-theme=light] .inner-tab-btn{color:#64748b}[data-theme=light] .inner-tab-btn.active{color:var(--accent);background:#b453091f}[data-theme=light] .depr-table th{color:#0f172a;border-bottom-color:#00000026}[data-theme=light] .depr-table td{color:#334155;border-bottom-color:#00000012}[data-theme=light] .depr-table tr:hover td{color:#0f172a;background:#00000008}[data-theme=light] .depr-table tr.row-target td{color:#0f172a;background:#b4530914}[data-theme=light] .macrs-badge{color:#92400e;background:#d9770626}[data-theme=light] .preset-chip{color:#475569;background:#f0f4fa;border-color:#0000001f}[data-theme=light] .preset-chip:hover,[data-theme=light] .preset-chip.active{border-color:var(--accent);color:var(--accent);background:#b4530914}[data-theme=light] .veh-chip:hover,[data-theme=light] .veh-chip.active{border-color:var(--amber);color:var(--amber);background:#d9770614}[data-theme=light] .brand-chip.holds:hover,[data-theme=light] .brand-chip.holds.active{border-color:var(--green);color:var(--green);background:#05966914}[data-theme=light] .brand-chip.avg:hover,[data-theme=light] .brand-chip.avg.active{color:#0891b2;background:#0891b214;border-color:#0891b2}[data-theme=light] .brand-chip.fast:hover,[data-theme=light] .brand-chip.fast.active{border-color:var(--red);color:var(--red);background:#dc262614}[data-theme=light] .tab-btn{color:#64748b}[data-theme=light] .tab-btn.active{color:var(--accent);border-bottom-color:var(--accent)}[data-theme=light] .method-card{background:#fff;border-color:#0000001a;box-shadow:0 1px 6px #0000000f}[data-theme=light] .type-card{background:#fff;border-color:#0000001a;box-shadow:0 1px 4px #0000000d}[data-theme=light] .sens-green{color:#065f46;background:#0596691f}[data-theme=light] .sens-teal{color:#78350f;background:#d977061f}[data-theme=light] .sens-amber{color:#991b1b;background:#dc26261a}[data-theme=light] .sens-red{color:#7f1d1d;background:#dc262633}[data-theme=light] .sens-cell.current{border-color:var(--accent);box-shadow:0 0 0 1px #b4530980}[data-theme=light] .holding-analysis{background:#fff;border-color:#0000001a;box-shadow:0 2px 8px #0000000f}[data-theme=light] .holding-item{background:#edf2f9;border-color:#0000001a}[data-theme=light] .holding-item.best{background:#b4530914;border-color:#b453094d}[data-theme=light] .tco-hero-item{background:#fff;border-color:#0000001a;box-shadow:0 2px 8px #0000000f}[data-theme=light] .monthly-bar-track{background:#00000014}[data-theme=light] .comp-card{background:#fff;border-color:#0000001a;box-shadow:0 1px 6px #0000000f}[data-theme=light] .comp-card.winner{background:#f0fdf4;border-color:#0596694d}[data-theme=light] .fp2-card{background:#fff;border-color:#b4530933;box-shadow:0 1px 6px #0000000f}[data-theme=light] .fp2-formula{color:#0f172a}[data-theme=light] .g2-item{color:#475569;background:#fff;border-color:#0000001a;box-shadow:0 1px 4px #0000000d}[data-theme=light] .g2-item strong{color:#0f172a}[data-theme=light] .ex2-card{border-color:#0000001a;border-left-color:var(--amber);color:#475569;background:#fff;box-shadow:0 1px 6px #0000000f}[data-theme=light] .ex2-card strong{color:#0f172a}[data-theme=light] .ex2-badge{color:#92400e;background:#d977061f}[data-theme=light] .calc-article{background:#fff;border-color:#0000001a;box-shadow:0 2px 10px #0000000f}[data-theme=light] .calc-article p{color:#475569}[data-theme=light] .calc-article strong{color:#0f172a}[data-theme=light] .how-step-body p{color:#475569}[data-theme=light] .faq-list{gap:8px}[data-theme=light] .faq-item{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:hover{border-color:#b4530959;box-shadow:0 2px 10px #b4530914}[data-theme=light] .faq-item[open]{border-color:#b4530966 #b4530966 #b4530966 #b45309;border-left-style:solid;border-left-width:3px;box-shadow:0 2px 12px #b453091a}[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[open] .faq-item__question:after,[data-theme=light] .faq-item__question:hover{color:#b45309}[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 5px #0000000f}[data-theme=light] .related-card:hover{background:#b453090a;border-color:#b4530959}[data-theme=light] .related-name{color:#0f172a}[data-theme=light] .related-desc{color:#64748b}[data-theme=light] .toast-info{color:#fff;background:#0891b2e6}[data-theme=light] input,[data-theme=light] select{color-scheme:light}[data-theme=light] input[type=range]{background:#0000001f}[data-theme=light] input[type=range]::-webkit-slider-thumb{background:var(--accent)}[data-theme=light] input[type=range]::-moz-range-thumb{background:var(--accent)}[data-theme=light] .calc-breadcrumb,[data-theme=light] .calc-breadcrumb a{color:#64748b}[data-theme=light] .gauge-track{stroke:#0000001a}[data-theme=light] .gauge-lost{color:#475569}[data-theme=light] .gauge-lost strong{color:#0f172a}[data-theme=light] .gauge-perday{color:#64748b;background:#00000008;border-color:#0000001a}[data-theme=light] .sell-window-card{border-color:#b4530933;border-left-color:var(--accent);background:#b453090d}[data-theme=light] .sw-title{color:#64748b}[data-theme=light] .sw-reason{color:#475569}[data-theme=light] .sw-bar.sweet{outline-color:#0006}