:root{color-scheme:light;--bg: #f3f8f4;--bg-top: #fbfdfa;--surface: #ffffff;--surface-soft: #f8fbf8;--surface-muted: #f4faf6;--surface-input: #fbfdfb;--surface-hover: #e8f2ed;--ink: #18231f;--text: #2d3833;--muted: #637269;--soft-muted: #53625b;--line: #dce7dd;--line-strong: #bdd9c8;--line-control: #d5e4d9;--line-input: #d2e0d7;--line-soft: #e4eee7;--line-subtle: #e2ece5;--line-header: #e2eadf;--line-footer: #dae6dd;--line-button: #cfe0d5;--line-brand: #9fd2bf;--line-badge: #c9e8da;--line-danger: #e2a194;--primary: #0b7a63;--primary-dark: #075f4d;--primary-soft: #e7f6f1;--danger-soft: #ffe8df;--danger: #be3d2d;--danger-ink: #7c2c22;--header-bg: rgb(255 255 255 / .9);--surface-translucent: rgb(255 255 255 / .95);--ambient-primary: rgb(63 177 137 / .18);--ambient-warning: rgb(255 209 102 / .12);--focus-ring: rgb(11 122 99 / .28);--focus-glow: rgb(11 122 99 / .12);--danger-glow: rgb(190 61 45 / .14);--shadow-sm: 0 4px 10px rgb(20 70 52 / .12);--shadow-md: 0 22px 70px rgb(20 70 52 / 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a:hover{color:var(--primary-dark);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:4px}.footer-bottom{display:flex;flex-wrap:wrap;gap:10px 24px;align-items:center;justify-content:space-between;margin-top:46px;padding-top:20px;border-top:1px solid var(--line-subtle)}.footer-bottom p{margin:0;color:var(--soft-muted);font-size:.88rem;line-height:1.45}.static-page{width:min(880px,calc(100% - 32px));min-height:calc(100vh - 376px);margin:0 auto;padding:clamp(64px,9vw,112px) 0 clamp(56px,8vw,88px)}.static-page-eyebrow{margin-bottom:14px;color:var(--primary-dark);font-size:.86rem;font-weight:900}.static-page h1{max-width:14ch;margin:0 0 18px;font-size:clamp(2.4rem,6vw,4.6rem);text-align:left}.static-page-description{max-width:68ch;margin-bottom:30px;color:var(--muted);font-size:1.08rem;line-height:1.7}.static-page-body{border-top:1px solid var(--line);padding-top:24px}.static-page-body ul{display:grid;gap:14px;margin:0;padding-left:20px;color:var(--muted);font-size:1rem;line-height:1.62}.static-page-body li::marker{color:var(--primary)}@media(max-width:980px){.calculator-primary-layout{grid-template-columns:1fr}.core-input-panel{border-right:0;border-bottom:1px solid var(--line-control)}.output-guide-list{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-main{grid-template-columns:repeat(2,minmax(0,1fr));gap:34px}.footer-intro{grid-column:1 / -1}}@media(max-width:640px){.nav-shell{align-items:center;flex-direction:row;min-height:64px;padding:0}.nav-actions{width:auto;justify-content:flex-end;overflow:visible;padding-bottom:0}.nav-shell,.hero,.scenarios-section,.faq-section,.site-footer,.static-page{width:min(100% - 24px,1120px)}.hero{padding-top:36px}h1{font-size:clamp(2.2rem,13vw,3rem)}.tool-workspace{gap:22px;padding:18px;border-radius:var(--radius-2xl)}.workspace-copy h2{max-width:100%}.core-input-panel,.calculator-results{padding:18px}.output-guide-list{grid-template-columns:1fr;gap:var(--space-4)}.output-guide-item p{max-width:42ch}.status-panel{grid-template-columns:1fr}.result-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.card-title-row{align-items:flex-start;flex-direction:row}.reset-button{width:max-content}.metric-item{min-height:104px;padding:14px}.metric-item dd{font-size:clamp(1.18rem,5.5vw,1.55rem)}.faq-list{padding-inline:16px}.scenario-item{grid-template-columns:40px minmax(0,1fr)}.scenario-outcome{grid-column:2}.footer-main{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px 18px}.footer-intro{grid-column:1 / -1}.footer-column{gap:14px}.footer-column nav{gap:0}.footer-bottom{align-items:flex-start;flex-direction:column;margin-top:34px}.site-footer{padding-top:32px;padding-bottom:max(24px,env(safe-area-inset-bottom))}.footer-description{margin-top:12px}.footer-note{margin-top:8px}.footer-bottom{margin-top:24px}.static-page h1{font-size:clamp(2.1rem,11vw,3rem)}.static-page{padding-block:48px}}@media(max-width:360px){.tool-workspace{padding:16px}.footer-main{grid-template-columns:1fr}.scenario-item{grid-template-columns:36px minmax(0,1fr)}.scenario-icon{width:36px;height:36px}}@media(max-width:420px){.brand-name-long,.nav-cta-long{display:none}.brand-name-short,.nav-cta-short{display:inline}.nav-shell{gap:12px}.nav-actions .primary-nav-link{min-width:78px}.card-title-row{align-items:flex-start;flex-direction:column}}.calculator-results{display:grid;gap:14px;scroll-margin-top:96px}.calculator-results .result-workspace{grid-template-columns:1fr;gap:12px}.calculator-results .explain-panel{grid-column:auto;box-shadow:none}.calculator-results .explain-panel p{font-size:.92rem;line-height:1.5}.calculator-results .result-grid{grid-column:auto;grid-row:auto;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px}.calculator-results .metric-item{min-height:104px;padding:14px}.calculator-results .metric-item dt{font-size:.83rem}.calculator-results .metric-item dd{font-size:clamp(1.12rem,3vw,1.55rem)}.calculator-results .explain-panel{border-radius:var(--radius-xl);padding:16px 0 0}.calculator-results .explain-panel h3{font-size:1.08rem}.calculator-results .explain-panel p{max-width:none}@media(max-width:640px){.calculator-results .result-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.calculator-results .result-grid-primary .metric-item:last-child{grid-column:1 / -1}}@media(max-width:360px){.calculator-results .result-grid{grid-template-columns:1fr}.calculator-results .result-grid-primary .metric-item:last-child{grid-column:auto}}@media(max-width:420px){.calculator-results .result-grid-secondary{grid-template-columns:1fr}}@media(max-width:360px){.nav-shell{gap:8px}.site-header .brand{gap:4px}.site-header .brand-mark{width:28px;height:28px}.nav-actions 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