:root{--bg-app:#09090b;--bg-panel:#18181b;--bg-input:#27272a;--text-primary:#fafafa;--text-secondary:#a1a1aa;--text-muted:#71717a;--border-subtle:#3f3f46;--border-focus:#67e8f9;--primary:#00f3ff;--primary-hover:#4f46e5;--success:#10b981;--danger:#ef4444;--accent:var(--primary);--accent-glow:#6366f133;--bg-dark:var(--bg-app);--card-bg:var(--bg-panel)}body{background-color:var(--bg-app);color:var(--text-primary);margin:0;padding:0;font-family:Inter,sans-serif;line-height:1.6}.sticky-summary{z-index:999;backdrop-filter:blur(16px);border-bottom:1px solid var(--border-subtle);background:#1f2937e6;padding:10px 30px;transition:all .3s;position:sticky;top:61px;box-shadow:0 10px 15px -3px #0000001a}.summary-content{justify-content:flex-end;gap:40px;max-width:1400px;margin:0 auto;display:flex}.summary-item{align-items:center;gap:10px;display:flex}.summary-item .label{color:var(--text-secondary);letter-spacing:.05em;text-transform:uppercase;font-size:.75rem;font-weight:700}.summary-item 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.aup-value{color:#0f172a}[data-theme=light] .scale-chart-card{background:#fff;border-color:#0000001a}[data-theme=light] .scale-chart-title{color:#64748b}[data-theme=light] .ref-table tr:hover td{color:#1e1b4b;background:#eef2ff}[data-theme=light] .formula-current-box{background:#eef2ff;border-color:#4f46e54d}[data-theme=light] .formula-current-box .fc-label{color:#4f46e5}[data-theme=light] .formula-current-box .fc-eq{color:#3730a3}[data-theme=light] .formula-current-box .fc-note{color:#64748b}[data-theme=light] .hero-value{color:#0f172a}[data-theme=light] .hero-sub{color:#475569}[data-theme=light] .hero-label{color:#64748b}[data-theme=light] .input-card{border-left-color:#0e7490}[data-theme=light] .result-card{border-left-color:#7c3aed}[data-theme=light] .stat-card .s-value{color:#0f172a!important}[data-theme=light] .stat-card .s-label{color:#64748b}[data-theme=light] .stat-card{background:#f0f4f9;border-color:#0000001a}[data-theme=light] details{background:#fff;border-color:#0000001f}[data-theme=light] summary{color:#0f172a}[data-theme=light] summary:after{color:#4f46e5}[data-theme=light] details p{color:#475569}[data-theme=light] .faq-header{color:#0f172a}[data-theme=light] .faq-divider{background:linear-gradient(90deg,#0000 0%,#0000004d 50%,#0000 100%)}[data-theme=light] .sticky-summary{background:#f8fafcf2;border-bottom-color:#0000001a}[data-theme=light] .summary-item .value,[data-theme=light] .big-number{color:#0f172a}[data-theme=light] .ob-card{background:#eef2ff;border-color:#4f46e533}[data-theme=light] .ob-num{color:#4f46e5}[data-theme=light] .ob-card h3{color:#0f172a}[data-theme=light] .ob-card p{color:#475569}[data-theme=light] .fp{background:#7c3aed14;border-color:#7c3aed40}[data-theme=light] .fp-eq{color:#7c3aed}[data-theme=light] .fp-desc{color:#475569}[data-theme=light] .g-item{background:#f0f4f9;border-color:#0000001a}[data-theme=light] .g-item dt{color:#4f46e5}[data-theme=light] .g-item dd{color:#475569}[data-theme=light] .ex-card{background:#fff;border-color:#0000001a;box-shadow:0 1px 4px #0000000f}[data-theme=light] .ex-badge{color:#7c3aed}[data-theme=light] .ex-scenario{color:#0f172a}[data-theme=light] .ex-calc{color:#4f46e5;background:#eef2ff}[data-theme=light] .ex-result{color:#475569}[data-theme=light] .article-body h3{color:#0f172a}[data-theme=light] .article-body p{color:#475569}[data-theme=light] .chart-wrap{background:#fff;border-color:#0000001a;box-shadow:0 1px 4px #0000000f}[data-theme=light] .chart-wrap h3{color:#64748b}[data-theme=light] .act-btn{color:#475569;background:#f0f4f9;border-color:#0000001f}[data-theme=light] .act-btn:hover{color:#4f46e5;background:#eef2ff;border-color:#4f46e559}[data-theme=light] .rel-card{background:#f0f4f9;border-color:#0000001a}[data-theme=light] .rel-card:hover{background:#eef2ff;border-color:#4f46e54d}[data-theme=light] .rc-title{color:#0f172a}[data-theme=light] .rc-desc{color:#475569}[data-theme=light] .u-title{color:#0f172a;border-bottom-color:#0000001a}[data-theme=light] .fp2{background:#7c3aed14;border-color:#7c3aed40}[data-theme=light] .fp2-label{color:#7c3aed}[data-theme=light] .fp2-eq{color:#0f172a}[data-theme=light] .fp2-desc{color:#475569}[data-theme=light] .g-item2{background:#f0f4f9;border-color:#0000001a}[data-theme=light] .g-item2 dt{color:#4f46e5}[data-theme=light] .g-item2 dd{color:#475569}[data-theme=light] .ex-card2{background:#fff;border-color:#0000001a;box-shadow:0 1px 4px #0000000f}[data-theme=light] .ex-card2 h3{color:#0f172a}[data-theme=light] .ex-card2 p{color:#475569}[data-theme=light] .ex-badge2{color:#4f46e5;background:#eef2ff}[data-theme=light] .act-btn2{color:#475569;background:#f0f4f9;border-color:#0000001f}[data-theme=light] .act-btn2:hover{color:#4f46e5;background:#eef2ff;border-color:#4f46e559}[data-theme=light] .rel-card2{color:#475569;background:#f0f4f9;border-color:#0000001a}[data-theme=light] .rel-card2:hover{color:#4f46e5;background:#eef2ff;border-color:#4f46e540}[data-theme=light] .article-body2{color:#475569}[data-theme=light] .article-body2 h3{color:#0f172a}[data-theme=light] .faq-section-extra .faq-item{background:#fff;border-color:#0000001a}[data-theme=light] .faq-section-extra .faq-q{color:#0f172a}[data-theme=light] .faq-section-extra .faq-a{color:#475569}