.calc-page{--calc-accent:var(--color-plum);--calc-accent-soft:var(--color-plum-soft);--calc-accent-ink:var(--color-plum-ink);max-width:960px;margin-inline:auto;padding-block:clamp(24px,4vw,48px);padding-inline:clamp(16px,4vw,32px)}.calc-page .breadcrumb{margin-block-end:32px}.calc-page .breadcrumb ol{color:var(--color-ink-3);flex-wrap:wrap;gap:8px;margin:0;padding:0;font-size:13px;list-style:none;display:flex}.calc-page .breadcrumb a{color:var(--color-ink-2);text-decoration:none;transition:color .15s}.calc-page .breadcrumb a:hover{color:var(--calc-accent)}.calc-hero{margin-block-end:clamp(24px,4vw,40px)}.calc-eyebrow{align-items:center;gap:12px;margin-block-end:16px;display:flex}.calc-eyebrow .num{font-family:var(--font-mono);color:var(--calc-accent);letter-spacing:.05em;font-size:13px}.calc-eyebrow .rule{background-color:var(--calc-accent);flex:0 0 32px;height:1px}.calc-eyebrow .eyebrow-text{color:var(--color-ink-3);letter-spacing:.06em;font-size:12px}.calc-hero h1{font-family:var(--font-sans);letter-spacing:-.02em;color:var(--color-ink);margin:0 0 16px;font-size:clamp(32px,5vw,52px);font-weight:600;line-height:1.2}.calc-hero h1 em,.calc-section-head h2 em{font-family:var(--font-serif);color:var(--calc-accent);font-style:italic;font-weight:400}.calc-lede{color:var(--color-ink-2);max-width:65ch;margin:0;font-size:clamp(16px,1.6vw,18px);line-height:1.7}.calc-section{border-block-start:1px solid var(--color-line);margin-block-start:clamp(40px,6vw,64px);padding-block-start:clamp(32px,5vw,48px)}.calc-section-head{margin-block-end:24px}.calc-section-head h2{font-family:var(--font-sans);letter-spacing:-.02em;color:var(--color-ink);margin:0;font-size:clamp(24px,3.2vw,32px);font-weight:600}.calc-section-head .lede{color:var(--color-ink-2);max-width:65ch;margin:12px 0 0;font-size:15px;line-height:1.75}.calc-formulas{gap:10px;margin:0;padding:0;list-style:none;display:grid}.calc-formulas li{background-color:var(--color-surface);border:1px solid var(--color-line);border-inline-start:3px solid var(--calc-accent);border-radius:var(--radius-md);flex-wrap:wrap;align-items:baseline;gap:6px 14px;padding:14px 18px;display:flex}.calc-formula-label{color:var(--color-ink-2);font-size:14px}.calc-formula{color:var(--color-ink);font-variant-numeric:tabular-nums;font-size:16px;line-height:1.7}.calc-formula>bdi[dir=ltr]{font-family:var(--font-mono);font-size:15px}.calc-examples{gap:14px;margin:0;padding-inline-start:24px;display:grid}.calc-examples>li{color:var(--color-ink-2);font-size:15px;line-height:1.75}.calc-examples>li::marker{color:var(--calc-accent);font-family:var(--font-mono);font-size:13px}.calc-example-line{color:var(--color-ink);font-variant-numeric:tabular-nums;margin:0;font-weight:500}.calc-example-note{color:var(--color-ink-3);margin:4px 0 0;font-size:14px}.calc-table-wrap{border:1px solid var(--color-line);border-radius:var(--radius-md);background-color:var(--color-surface);overflow-x:auto}.calc-table{border-collapse:collapse;font-variant-numeric:tabular-nums;width:100%;font-size:14px}.calc-table th{text-align:start;letter-spacing:.04em;color:var(--color-ink-3);background-color:var(--color-surface-2);border-block-end:1px solid var(--color-line);white-space:nowrap;padding-block:14px;padding-inline:16px;font-size:12px;font-weight:600}.calc-table td{border-block-end:1px solid var(--color-line);color:var(--color-ink);white-space:nowrap;padding-block:12px;padding-inline:16px;line-height:1.6}.calc-table tbody tr:last-child td{border-block-end:none}.calc-table td:first-child{color:var(--calc-accent);font-weight:600}.calc-faq{flex-direction:column;gap:8px;display:flex}.calc-faq-item{background-color:var(--color-surface);border:1px solid var(--color-line);border-radius:var(--radius-md);transition:border-color .15s;overflow:hidden}.calc-faq-item[open]{border-color:var(--calc-accent)}.calc-faq-item summary{cursor:pointer;-webkit-user-select:none;user-select:none;align-items:center;gap:16px;padding-block:16px;padding-inline:20px;list-style:none;display:flex}.calc-faq-item summary::-webkit-details-marker{display:none}.calc-faq-num{font-family:var(--font-mono);color:var(--calc-accent);flex-shrink:0;font-size:13px}.calc-faq-q{color:var(--color-ink);font-size:15px;font-weight:500;line-height:1.5}.calc-faq-a{padding-block:0 20px;padding-inline:20px}.calc-faq-a p{color:var(--color-ink-2);margin:0;margin-inline-start:36px;font-size:15px;line-height:1.8}.calc-sources{gap:6px;margin:0;padding:0;list-style:none;display:grid}.calc-sources a{color:var(--color-ink-2);font-size:14px;transition:color .2s}@media (hover:hover){.calc-sources a:hover{color:var(--calc-accent)}}.calc-updated{border-block-start:1px solid var(--color-line);color:var(--color-ink-3);text-align:center;margin-block:clamp(40px,6vw,56px) 0;padding-block-start:24px;font-size:13px}.calc-related{grid-template-columns:1fr;gap:12px;margin:0 0 16px;padding:0;list-style:none;display:grid}@media (width>=720px){.calc-related{grid-template-columns:1fr 1fr}}.calc-related-card{background-color:var(--color-surface);border:1px solid var(--color-line);border-inline-start:3px solid var(--calc-accent);border-radius:var(--radius-md);height:100%;color:inherit;flex-direction:column;gap:6px;padding:18px 20px;text-decoration:none;transition:border-color .2s,transform .2s;display:flex}@media (hover:hover){.calc-related-card:hover{border-color:var(--calc-accent);transform:translateY(-2px)}}.calc-related-title{color:var(--color-ink);font-size:17px;font-weight:600}.calc-related-desc{color:var(--color-ink-2);font-size:14px;line-height:1.6}.calc-related-cta{font-family:var(--font-mono);color:var(--calc-accent);margin-block-start:6px;font-size:13px}.calc-hub-link{margin:0;font-size:14px}.calc-hub-link a{color:var(--calc-accent)}.mc-card{background-color:var(--color-surface);border:1px solid var(--color-line);border-radius:var(--radius-lg);padding:clamp(20px,3vw,28px)}.mc-modes{flex-direction:column;gap:8px;margin-block-end:18px;display:flex}.mc-field-label{color:var(--color-ink-3);font-size:13px;font-weight:500}.mc-pills{background-color:var(--color-surface-2);border-radius:var(--radius-md);flex-wrap:wrap;gap:4px;padding:4px;display:flex}.mc-pill{min-width:130px;font-family:var(--font-sans);color:var(--color-ink-2);border-radius:calc(var(--radius-md) - 4px);cursor:pointer;background:0 0;border:none;flex:auto;padding-block:10px;padding-inline:14px;font-size:14px;font-weight:500;transition:all .15s}.mc-pill:hover{color:var(--color-ink)}.mc-pill.is-active{background-color:var(--color-surface);color:var(--calc-accent);box-shadow:0 1px 3px #0000000f}.mc-pill:focus-visible{outline-color:var(--calc-accent)}.mc-row{grid-template-columns:1fr;gap:16px;display:grid}@media (width>=560px){.mc-row--2{grid-template-columns:1fr 1fr}}.mc-field{flex-direction:column;gap:6px;min-width:0;display:flex}.mc-field input{width:100%;font-family:var(--font-sans);color:var(--color-ink);background-color:var(--color-bg);border:1px solid var(--color-line);border-radius:var(--radius-md);font-variant-numeric:tabular-nums;padding-block:14px;padding-inline:14px;font-size:18px;transition:border-color .15s}.mc-field input:focus{border-color:var(--calc-accent);box-shadow:0 0 0 3px var(--calc-accent-soft);outline:none}.mc-result{background-color:var(--calc-accent-soft);border:1px solid var(--calc-accent);border-radius:var(--radius-md);margin-block-start:20px;padding-block:16px;padding-inline:18px}.mc-primary{font-family:var(--font-sans);color:var(--calc-accent);font-variant-numeric:tabular-nums;overflow-wrap:anywhere;margin:0;font-size:clamp(22px,3vw,30px);font-weight:600;line-height:1.35}.mc-secondary{color:var(--color-ink-2);font-variant-numeric:tabular-nums;overflow-wrap:anywhere;margin:6px 0 0;font-size:15px;line-height:1.7}.mc-result-note{color:var(--color-ink-3);margin:10px 0 0;font-size:13px}.mc-card .uc-actions{margin-block-start:14px}.mc-card .uc-copy:hover{border-color:var(--calc-accent);color:var(--calc-accent)}.mc-card .uc-copy:disabled{opacity:.5;cursor:not-allowed}.mc-card .uc-copy:disabled:hover{border-color:var(--color-line);color:var(--color-ink-2)}.mc-card .uc-copy:focus-visible{outline-color:var(--calc-accent)}.mc-card .uc-copied{color:var(--calc-accent)}.mc-callout{background-color:var(--color-surface-2);border:1px solid var(--color-line);border-inline-start:3px solid var(--calc-accent);border-radius:var(--radius-md);margin-block-start:16px;padding:16px 20px}.mc-callout-tag{color:var(--calc-accent);letter-spacing:.04em;margin-block-end:6px;font-size:12px;font-weight:600;display:inline-block}.mc-callout p{color:var(--color-ink-2);font-variant-numeric:tabular-nums;margin:0;font-size:14px;line-height:1.8}.mc-steps{gap:8px;margin:0;padding:0;list-style:none;display:grid}.mc-steps>li{background-color:var(--color-surface);border:1px solid var(--color-line);border-inline-start:3px solid var(--calc-accent);border-radius:var(--radius-md);color:var(--color-ink);font-variant-numeric:tabular-nums;overflow-wrap:anywhere;padding:12px 16px;font-size:16px;line-height:1.7}.mc-steps--ltr>li{font-family:var(--font-mono);font-size:15px}.mc-steps-empty{color:var(--color-ink-3);margin:0;font-size:14px}.calc-repetend{-webkit-text-decoration-skip-ink:none;text-decoration-skip-ink:none;text-decoration-line:overline;text-decoration-thickness:1.5px}.calc-sr{clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.mc-frac-wrap{vertical-align:middle;align-items:center;gap:4px;display:inline-flex}.mc-frac{flex-direction:column;align-items:center;line-height:1.15;display:inline-flex}.mc-frac-n,.mc-frac-d{padding-inline:6px}.mc-frac-n{border-block-end:2px solid;padding-block-end:2px}.mc-frac-d{padding-block-start:2px}.calc-table tfoot td{border-block-start:2px solid var(--color-line-2);color:var(--color-ink);border-block-end:none;font-weight:600}.mc-input-row{align-items:stretch;gap:8px;min-width:0;display:flex}.mc-input-row>input{flex:auto;min-width:0}.mc-sign{min-width:44px;min-height:44px;font-family:var(--font-sans);color:var(--calc-accent,var(--color-plum));background-color:var(--color-surface-2);border:1px solid var(--color-line);border-radius:var(--radius-md);cursor:pointer;touch-action:manipulation;flex:none;padding:0 8px;font-size:20px;font-weight:600;line-height:1;transition:border-color .15s}.mc-sign:hover{border-color:var(--calc-accent,var(--color-plum))}.mc-sign:focus-visible{outline:2px solid var(--calc-accent,var(--color-plum));outline-offset:2px}.mc-sign[hidden]{display:none}.calc-table-note{max-width:72ch;color:var(--color-ink-3);font-variant-numeric:tabular-nums;margin:12px 0 0;font-size:14px;line-height:1.8}