:root{--lightningcss-light:initial;--lightningcss-dark: ;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--color-ink:#19382f;--color-ink-soft:#33544a;--color-muted:#68776f;--color-paper:#f5f4ee;--color-surface:#fffefa;--color-surface-soft:#ecefe7;--color-line:#dfe5db;--color-forest:#173a30;--color-forest-deep:#102b24;--color-mint:#d8e7dc;--color-lime:#d8ef7b;--color-lime-hover:#c8e45e;--color-coral:#a94331;--color-coral-soft:#f8e8e2;--color-amber:#f0c47e;--color-focus:#2b8066;--text-primary:var(--color-ink);--text-secondary:var(--color-muted);--surface-page:var(--color-paper);--surface-card:var(--color-surface);--border-subtle:var(--color-line);--action-primary:var(--color-lime);--action-primary-hover:var(--color-lime-hover);--feedback-error:var(--color-coral);--feedback-error-surface:var(--color-coral-soft);--space-1:.25rem;--space-2:.5rem;--space-3:.75rem;--space-4:1rem;--space-5:1.25rem;--space-6:1.5rem;--space-8:2rem;--space-10:2.5rem;--space-12:3rem;--space-16:4rem;--page-gutter:clamp(1.125rem, 4vw, 3.75rem);--content-width:76rem;--radius-sm:.5rem;--radius-md:.875rem;--radius-lg:1.25rem;--radius-pill:999px;--shadow-dialog:0 18px 56px #102b242e;--font-body:ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-display:ui-serif, Georgia, "Times New Roman", serif;--font-mono:ui-monospace, "SFMono-Regular", Consolas, "Liberation Mono", monospace;--font-size-xs:.75rem;--font-size-sm:.875rem;--font-size-md:1rem;--font-size-lg:1.125rem;--font-size-xl:1.375rem;--font-size-display:clamp(2.35rem, 4.7vw, 4.3rem);--line-tight:1.05;--line-body:1.6;--weight-regular:400;--weight-medium:550;--weight-semibold:650;--weight-bold:750}*,:before,:after{box-sizing:border-box}body{color:var(--text-primary);background:var(--surface-page);font-family:var(--font-body);line-height:var(--line-body);margin:0}button,input,select,textarea{font:inherit}button{color:inherit}button:focus-visible{outline:3px solid color-mix(in srgb, var(--color-focus) 42%, transparent);outline-offset:2px}input:focus-visible{outline:3px solid color-mix(in srgb, var(--color-focus) 42%, transparent);outline-offset:2px}select:focus-visible{outline:3px solid color-mix(in srgb, var(--color-focus) 42%, transparent);outline-offset:2px}[tabindex]:focus-visible{outline:3px solid color-mix(in srgb, var(--color-focus) 42%, transparent);outline-offset:2px}.ac-button{justify-content:center;align-items:center;gap:var(--space-2);min-height:48px;padding:0 var(--space-5);border-radius:var(--radius-sm);font-weight:var(--weight-semibold);cursor:pointer;border:1px solid #0000;transition:background-color .14s,border-color .14s,transform .14s;display:inline-flex}.ac-button:hover{transform:translateY(-1px)}.ac-button:active{transform:translateY(0)}.ac-button:disabled{opacity:.5;cursor:not-allowed;transform:none}.ac-button--primary{background:var(--action-primary);color:var(--color-ink)}.ac-button--primary:hover{background:var(--action-primary-hover)}.ac-button--secondary{background:var(--surface-card);border-color:var(--border-subtle)}.ac-button--quiet{color:var(--color-muted);background:0 0}.ac-icon-button{border:1px solid var(--border-subtle);border-radius:var(--radius-sm);background:var(--surface-card);cursor:pointer;width:44px;min-height:44px}.ac-input,.ac-select{width:100%;min-height:52px;padding:0 var(--space-4);color:var(--text-primary);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);background:var(--surface-card)}.ac-input[aria-invalid=true]{border-color:var(--feedback-error)}.ac-check,.ac-radio{width:20px;height:20px;accent-color:var(--color-forest)}.ac-choice{align-items:center;gap:var(--space-2);color:var(--color-ink);cursor:pointer;display:inline-flex}.ac-switch{-webkit-appearance:none;appearance:none;border-radius:var(--radius-pill);cursor:pointer;background:#b8c2bb;width:44px;height:26px;padding:3px;transition:background .14s}.ac-switch:before{content:"";background:#fff;border-radius:50%;width:20px;height:20px;transition:transform .14s;display:block}.ac-switch:checked{background:var(--color-forest)}.ac-switch:checked:before{transform:translate(18px)}.ac-card{padding:var(--space-5);border:1px solid var(--border-subtle);border-radius:var(--radius-md);background:var(--surface-card)}.ac-badge,.ac-tag{border-radius:var(--radius-pill);width:fit-content;min-height:26px;font-size:var(--font-size-xs);font-weight:var(--weight-semibold);align-items:center;padding:0 10px;display:inline-flex}.ac-badge{background:var(--color-mint);color:var(--color-forest)}.ac-tag{border:1px solid var(--border-subtle);color:var(--color-muted);background:0 0}.ac-tabs{gap:var(--space-1);border-radius:var(--radius-sm);background:var(--color-surface-soft);padding:4px;display:flex}.ac-tab{min-height:38px;padding:0 var(--space-4);color:var(--color-muted);cursor:pointer;background:0 0;border:0;border-radius:6px}.ac-tab[aria-selected=true]{background:var(--surface-card);color:var(--color-ink);box-shadow:0 1px 3px #102b241a}.ac-dialog{border-radius:var(--radius-lg);padding:var(--space-8);color:var(--text-primary);background:var(--surface-card);box-shadow:var(--shadow-dialog);border:0;position:relative}.ac-dialog-backdrop{z-index:20;padding:var(--space-4);background:#102b2466;place-items:center;display:grid;position:fixed;inset:0}.ac-dialog-close{top:var(--space-3);right:var(--space-3);position:absolute}.ac-dialog::backdrop{background:#102b2466}.ac-toast{padding:var(--space-3) var(--space-4);border-radius:var(--radius-sm);color:#fff;background:var(--color-forest)}.ac-tooltip{cursor:help;border-bottom:1px dotted;position:relative}.ac-tooltip:hover:after{content:attr(data-tip);z-index:2;color:#fff;background:var(--color-forest-deep);width:max-content;max-width:220px;font-size:var(--font-size-xs);border-radius:6px;padding:8px 10px;position:absolute;bottom:calc(100% + 8px);left:50%;transform:translate(-50%)}.ac-tooltip:focus-visible:after{content:attr(data-tip);z-index:2;color:#fff;background:var(--color-forest-deep);width:max-content;max-width:220px;font-size:var(--font-size-xs);border-radius:6px;padding:8px 10px;position:absolute;bottom:calc(100% + 8px);left:50%;transform:translate(-50%)}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important}}button,input{-webkit-tap-highlight-color:transparent}.legal-page{min-height:calc(100vh - 155px);padding-bottom:84px}.legal-heading{padding:clamp(48px,8vw,96px) 0 32px}.legal-heading h1{max-width:820px}.legal-content{max-width:760px;padding-bottom:52px}.legal-content section+section{margin-top:34px}.legal-content h2{color:var(--color-ink);font:400 25px/1.2 var(--font-display);letter-spacing:-.02em;margin:0 0 10px}.legal-content p,.legal-content li{color:var(--color-ink-soft);font-size:15px;line-height:1.75}.legal-content p{margin:0 0 14px}.legal-content ul{margin:0;padding-left:22px}.legal-content a{color:var(--color-forest);text-underline-offset:3px;text-decoration-thickness:1px}.legal-content code{background:var(--color-surface-soft);border-radius:4px;padding:2px 5px;font-size:.9em}.contact-email{font-weight:var(--weight-semibold);margin-top:5px;display:inline-flex;font-size:19px!important}@media (max-width:560px){.legal-page{min-height:calc(100vh - 164px);padding-bottom:46px}.legal-heading{padding-top:48px}.legal-content p,.legal-content li{font-size:14px}}:root{--prototype-width:76rem}html{scroll-behavior:smooth}body{min-width:320px}button,a,input{-webkit-tap-highlight-color:transparent}a{color:inherit}.site-header{width:min(var(--prototype-width), calc(100% - 2 * var(--page-gutter)));border-bottom:1px solid var(--border-subtle);justify-content:space-between;align-items:center;margin:0 auto;padding:22px 0 18px;display:flex}.wordmark{color:var(--color-forest);font-size:16px;font-weight:var(--weight-bold);letter-spacing:-.04em;text-decoration:none}.wordmark span{color:var(--color-muted);font-weight:var(--weight-regular)}.site-nav{align-items:center;gap:26px;display:flex}.site-nav a{color:var(--color-muted);font-size:13px;text-decoration:none}.site-nav a:hover{color:var(--color-forest)}.page-shell{width:min(var(--prototype-width), calc(100% - 2 * var(--page-gutter)));margin:0 auto}.intro{padding:clamp(38px,6vw,76px) 0 0}.eyebrow{color:var(--color-forest);font:600 11px/1.2 var(--font-mono);letter-spacing:.12em;text-transform:uppercase;margin:0 0 15px}h1{max-width:850px;color:var(--color-ink);font:var(--weight-regular) var(--font-size-display)/var(--line-tight) var(--font-display);letter-spacing:-.045em;margin:0}.intro-copy{max-width:540px;color:var(--color-muted);margin:18px 0 0;font-size:16px}.calculator-card{border:1px solid var(--border-subtle);background:var(--surface-card);border-radius:22px;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);margin-top:30px;display:grid;overflow:hidden;box-shadow:0 18px 48px #19382f0d}.form-panel{padding:clamp(22px,3.4vw,42px)}.form-heading{align-items:center;gap:10px;margin-bottom:28px;display:flex}.form-heading .ac-badge{background:#e8eee5}.form-heading p{color:var(--color-muted);margin:0;font-size:12px}.field-group{margin-bottom:20px}.field-label{color:var(--color-ink);font-size:13px;font-weight:var(--weight-semibold);margin-bottom:8px;display:block}.field-hint{color:var(--color-muted);margin-top:7px;font-size:12px;line-height:1.45;display:block}.date-control{width:100%;min-width:0}.date-control::-webkit-calendar-picker-indicator{cursor:pointer}.rule-fieldset{border:0;border-top:1px solid var(--border-subtle);margin:4px 0 18px;padding:16px 0 0}.rule-fieldset:disabled{opacity:.6}.rule-fieldset 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var(--border-subtle);color:var(--color-muted);align-items:flex-start;gap:10px;margin-top:22px;padding-top:17px;font-size:12px;line-height:1.45;display:flex}.privacy-dot{background:var(--color-forest);border-radius:50%;flex:0 0 7px;width:7px;height:7px;margin-top:5px}.privacy-note strong{color:var(--color-ink-soft);font-weight:var(--weight-semibold)}.result-panel{color:#fff;background:var(--color-forest);flex-direction:column;min-height:500px;padding:clamp(24px,3.4vw,42px);display:flex}.result-overline{color:var(--color-lime);font:11px/1.2 var(--font-mono);letter-spacing:.12em;text-transform:uppercase}.result-topline{justify-content:space-between;align-items:center;gap:16px;display:flex}.result-topline .ac-badge{color:var(--color-forest);background:var(--color-lime)}.result-state{flex-direction:column;justify-content:center;min-height:184px;padding:26px 0 22px;display:flex}.empty-title{color:#e4ece5;font:400 27px/1.2 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0;font-size:11px}.result-actions{align-items:center;gap:12px;margin-top:auto;padding-top:24px;display:flex}.result-actions .ac-button--secondary{color:#fff;background:0 0;border-color:#ffffff52}.result-actions .ac-button--secondary:hover{background:#ffffff17}.result-actions .copy-note{color:#d4e0d7;font-size:12px}.result-empty-metrics .metric-number{color:#91a69a}.result-empty-metrics .metric-unit{color:#aabbb0}.ad-slot{color:#99a49b;background:#fffefa6b;border:1px dashed #d6ddd2;border-radius:10px;place-items:center;min-height:92px;margin:30px 0 76px;display:grid}.ad-slot span{font:10px/1 var(--font-mono);letter-spacing:.08em;text-transform:uppercase}.content-section{margin:0 auto 76px}.section-heading{color:var(--color-ink);font:400 clamp(27px, 3vw, 38px)/1.1 var(--font-display);letter-spacing:-.03em;margin:0 0 14px}.section-intro{max-width:670px;color:var(--color-muted);margin:0 0 28px;font-size:15px}.method-grid{border:1px solid 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var(--border-subtle)}.footer-inner{width:min(var(--prototype-width), calc(100% - 2 * var(--page-gutter)));justify-content:space-between;align-items:center;gap:20px;min-height:78px;margin:auto;display:flex}.footer-nav{gap:20px;display:flex}.footer-nav a{color:var(--color-muted);font-size:12px;text-decoration:none}.footer-nav a:hover{color:var(--color-forest)}.footer-note{color:var(--color-muted);font-size:11px}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}@media (max-width:820px){.calculator-card{grid-template-columns:1fr}.result-panel{min-height:430px}.two-col-content{grid-template-columns:1fr;gap:25px}.method-step{padding:17px}}@media (max-width:560px){.site-header{padding:16px 0 14px}.site-nav{gap:14px}.site-nav a{font-size:11px}.site-nav a:nth-child(2){display:none}.intro{padding-top:42px}.intro-copy{max-width:330px;font-size:14px}.calculator-card{border-radius:17px;margin-top:22px}.form-panel{padding:22px 18px}.form-heading{margin-bottom:22px}.field-group{margin-bottom:17px}.rule-options{gap:8px}.rule-option{font-size:11px}.result-panel{min-height:405px;padding:24px 20px}.result-state{min-height:158px}.age-metrics{gap:6px}.metric-number{font-size:clamp(36px,11vw,48px)}.metric-unit{font-size:11px}.result-facts{gap:12px}.fact-value{font-size:13px}.method-grid{grid-template-columns:1fr}.method-step{min-height:0;padding:17px 18px}.method-step+.method-step{border-top:1px solid var(--border-subtle);border-left:0}.step-num{margin-bottom:10px}.leap-options{flex-direction:column}.ad-slot{min-height:72px;margin:24px 0 60px}.content-section{margin-bottom:58px}.footer-inner{flex-direction:column;justify-content:center;align-items:flex-start;gap:9px;min-height:94px}.footer-nav{gap:15px}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}