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@keyframes cfFlash{0%{box-shadow:0 0 0 0 rgba(37,99,235,.45),var(--sh-card);transform:scale(1)}40%{box-shadow:0 0 0 8px rgba(37,99,235,.1),var(--sh-card);transform:scale(1.015)}to{box-shadow:0 0 0 0 transparent,var(--sh-card);transform:scale(1)}}@keyframes cfPulse{0%,to{transform:scale(1)}45%{transform:scale(1.04)}}:root{--sh-hero:0 24px 48px -16px rgba(37,99,235,.18),0 8px 24px -8px rgba(15,23,42,.08)}[data-theme=dark]{--sh-hero:0 24px 48px -16px rgba(0,0,0,.6),0 8px 24px -8px rgba(0,0,0,.4)}.calc-hero{position:relative;padding:32px 0 28px;overflow:hidden;background:radial-gradient(900px 380px at 12% -10%,rgba(37,99,235,.12),transparent 60%),radial-gradient(700px 320px at 95% 10%,rgba(234,88,12,.1),transparent 60%),radial-gradient(500px 260px at 60% 100%,rgba(124,58,237,.08),transparent 60%),var(--bg)}[data-theme=dark] .calc-hero{background:radial-gradient(900px 380px at 12% -10%,rgba(37,99,235,.18),transparent 60%),radial-gradient(700px 320px at 95% 10%,rgba(234,88,12,.14),transparent 60%),radial-gradient(500px 260px at 60% 100%,rgba(124,58,237,.12),transparent 60%),var(--bg)}.calc-inputs h2,.calc-tag{font-size:12px;text-transform:uppercase;align-items:center}.calc-tag{display:inline-flex;gap:6px;padding:5px 12px;background:var(--blue-l);color:var(--blue);border-radius:var(--r-full);font-weight:700;letter-spacing:.06em;margin-bottom:10px}.calc-tag svg{width:13px;height:13px}.calc-h1{font-size:clamp(22px,2.8vw,28px);font-weight:800;color:var(--th);letter-spacing:-.025em;line-height:1.2;margin-bottom:6px}.calc-sub{font-size:14.5px;color:var(--ts);margin-bottom:22px;max-width:640px;line-height:1.5}.calc-card{background:0 0;border:0;border-radius:0;box-shadow:none;overflow:visible;position:relative}.calc-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:24px;align-items:start}.cf-cur-bar{display:flex;justify-content:flex-end;margin-bottom:12px}.calc-inputs{padding:24px 26px;background:var(--surf);border:1px solid 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var(--brd);border-radius:var(--r-md);background:var(--bg);font-family:var(--font);font-size:14px;font-weight:700;color:var(--th);cursor:pointer;outline:0;appearance:none;-webkit-appearance:none;-moz-appearance:none;background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2364748B' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'/></svg>");background-repeat:no-repeat;background-position:right 10px center;background-size:12px;transition:border-color .15s,box-shadow .15s,background-color .15s;min-width:180px}.cf-select:hover{border-color:var(--brd-h)}.cf-select:focus{border-color:var(--blue);background-color:var(--surf);box-shadow:0 0 0 4px rgba(37,99,235,.12)}[data-theme=dark] .cf-select{background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394A3B8' 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.cur{font-size:22px;font-weight:700;opacity:.85;margin-right:2px}.cf-hero-num .val.green{color:var(--green)}.cf-hero-num.cf-flash{animation:cfFlash .55s cubic-bezier(.16,1,.3,1)}.cf-donut-wrap.cf-flash,.cf-flash-generic{animation:cfPulse .5s cubic-bezier(.16,1,.3,1)}.cf-hero-num .sub{font-size:12px;color:var(--ts);margin-top:4px;font-weight:600}.calc-btn-row{display:flex;justify-content:center;align-items:center;padding:18px 0 4px;grid-column:1/-1}.cf-btn-calc,.cf-btn-universal{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-width:240px;max-width:340px;padding:15px 38px;font-family:var(--font);font-size:17px;font-weight:900;letter-spacing:.02em;text-transform:none;color:#fff!important;background:linear-gradient(135deg,var(--blue) 0%,var(--blue-d) 100%);border:0;border-radius:var(--r-md);cursor:pointer;width:auto;box-shadow:0 4px 14px rgba(37,99,235,.28),inset 0 1px 0 rgba(255,255,255,.18);transition:transform .12s,box-shadow .15s,background 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var(--brd);background:var(--surf);color:var(--tb);font-family:var(--font);cursor:pointer;transition:.15s}.cf-btn:hover{background:var(--bg);color:var(--th);border-color:var(--brd-h);transform:translateY(-1px)}.cf-btn svg{width:14px;height:14px}.cf-btn-primary{background:var(--blue);color:#fff;border-color:var(--blue)}.cf-btn-primary:hover{background:var(--blue-d);color:#fff;border-color:var(--blue-d)}.cf-spacer{flex:1}#related-tools .related-sec,.cf-section{padding:30px 0}.cf-section-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;flex-wrap:wrap;gap:12px}.cf-section-title{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:800;color:var(--th);letter-spacing:-.015em}.cf-section-title .ic{width:30px;height:30px;border-radius:8px;background:var(--purple);color:#fff;display:flex;align-items:center;justify-content:center}.amort-summary .ic-sm svg,.cf-section-title .ic 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.tc-name{font-size:16px;font-weight:700;color:var(--th);letter-spacing:-.005em;margin:0;text-align:left;flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}#related-tools .tc-star{position:absolute;top:8px;right:8px;width:22px;height:22px;padding:0}@media (max-width:900px){.calc-grid{grid-template-columns:1fr;gap:18px}.calc-result{padding:8px 0 0}.calc-inputs{padding:22px 20px}.cf-donut-wrap{width:170px;height:170px}.cf-donut{-webkit-mask:radial-gradient(circle,transparent 52px,#000 53px);mask:radial-gradient(circle,transparent 52px,#000 53px)}.cf-donut-center .val{font-size:16px;max-width:120px}.cf-hero-num .val{font-size:28px}}@media (max-width:600px){.calc-hero{padding:22px 0 18px}.calc-h1{font-size:22px}.cf-pill input{width:90px;font-size:14px}.cf-legend{gap:14px}.amort-table td,.amort-table th{padding:10px 12px;font-size:12.5px}}.calc-layout-container{display:flex;gap:24px;align-items:start;justify-content:center;width:100%;max-width:1360px;margin:0 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