:root{color-scheme:light dark;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 24px;--space-6: 32px;--space-8: 48px;--space-10: 64px;--radius-s: 8px;--radius-m: 12px;--radius-l: 16px;--radius-xl: 28px;--radius-full: 999px;--font-sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--font-display: "Space Grotesk", var(--font-sans);--ease-emphasized: cubic-bezier(.2, 0, 0, 1);--shadow-1: 0 1px 2px rgba(0, 0, 0, .16), 0 1px 3px rgba(0, 0, 0, .08);--shadow-2: 0 2px 6px rgba(0, 0, 0, .18), 0 1px 2px rgba(0, 0, 0, .1)}:root[data-theme=light]{--primary: #00696e;--on-primary: #ffffff;--primary-container: #9ff0f6;--on-primary-container: #002022;--secondary: #4a6365;--secondary-container: #cce8e9;--on-secondary-container: #051f21;--tertiary: #45617d;--accent: #8a5300;--surface: #f4fbfb;--surface-container-lowest: #ffffff;--surface-container-low: #eef5f5;--surface-container: #e8eff0;--surface-container-high: #e2e9ea;--surface-container-highest: #dce3e4;--on-surface: #161d1d;--on-surface-variant: #3f494a;--outline: #6f7979;--outline-variant: #bec8c9;--error: #ba1a1a;--positive: #146c2e}:root[data-theme=dark]{--primary: #80d4da;--on-primary: #00363a;--primary-container: #004f54;--on-primary-container: #9ff0f6;--secondary: #b0ccce;--secondary-container: #324b4d;--on-secondary-container: #cce8e9;--tertiary: #adc9ea;--accent: #ffb868;--surface: #0e1415;--surface-container-lowest: #090f10;--surface-container-low: #161d1d;--surface-container: #1a2122;--surface-container-high: #252b2c;--surface-container-highest: #2f3637;--on-surface: #dde4e4;--on-surface-variant: #bec8c9;--outline: #899392;--outline-variant: #3f494a;--error: #ffb4ab;--positive: #7cdb8f}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;font-family:var(--font-sans);background:var(--surface);color:var(--on-surface);line-height:1.5;font-variant-numeric:tabular-nums;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}body:before{content:"";position:fixed;inset:0 0 auto 0;height:420px;background:radial-gradient(120% 100% at 80% -10%,color-mix(in srgb,var(--primary) 16%,transparent),transparent 60%);pointer-events:none;z-index:-1}a{color:inherit}.shell{width:min(960px,100% - var(--space-5) * 2);margin:0 auto;padding:var(--space-5) 0 var(--space-10)}.t-display{font-family:var(--font-display);font-weight:600;letter-spacing:-.02em;line-height:1.08}.t-title{font-weight:600;letter-spacing:-.01em}.t-label{font-size:.78rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase}.hero{padding-top:var(--space-3)}.hero__bar{display:flex;align-items:center;gap:var(--space-3);margin-bottom:var(--space-6)}.brand__mark{width:40px;height:40px;flex:none}.site-nav{display:flex;gap:var(--space-2);margin-left:var(--space-2)}.nav-link{text-decoration:none;color:var(--on-surface-variant);font-size:.92rem;font-weight:500;padding:var(--space-2) var(--space-3);border-radius:var(--radius-full);transition:background .16s var(--ease-emphasized),color .16s}.nav-link:hover{background:var(--surface-container);color:var(--on-surface)}.hero__actions{margin-left:auto;display:flex;align-items:center;gap:var(--space-2)}.lang-switch select{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid var(--outline-variant);background:var(--surface-container-low);color:var(--on-surface);border-radius:var(--radius-full);padding:var(--space-2) var(--space-3);font:inherit;font-size:.85rem;font-weight:600;cursor:pointer}.icon-btn{display:grid;place-items:center;width:44px;height:44px;border:1px solid var(--outline-variant);background:var(--surface-container-low);color:var(--on-surface-variant);border-radius:var(--radius-full);cursor:pointer;position:relative;overflow:hidden;transition:background .16s var(--ease-emphasized)}.icon-btn:hover{background:var(--surface-container-high)}.icon-btn svg{width:22px;height:22px}:root[data-theme=dark] .icon-btn svg circle,:root[data-theme=dark] .icon-btn svg path{display:none}:root[data-theme=dark] .icon-btn:after{content:"";width:20px;height:20px;border-radius:var(--radius-full);box-shadow:inset -6px -3px 0 0 var(--on-surface-variant);transform:rotate(-20deg)}.hero__eyebrow{color:var(--primary);margin:0 0 var(--space-2)}.hero__title{font-size:clamp(2rem,6vw,3rem);margin:0 0 var(--space-3);max-width:16ch}.hero__subtitle{font-size:1.05rem;color:var(--on-surface-variant);margin:0;max-width:56ch}.ref-year{margin:var(--space-4) 0 0;font-size:.85rem;color:var(--on-surface-variant)}.back-link{display:inline-flex;align-items:center;gap:var(--space-2);text-decoration:none;color:var(--on-surface-variant);font-size:.9rem;font-weight:500;margin:var(--space-2) 0 var(--space-5);padding:var(--space-1) var(--space-3) var(--space-1) var(--space-2);border-radius:var(--radius-full);transition:background .16s,color .16s}.back-link:hover{background:var(--surface-container);color:var(--on-surface)}.back-link svg{width:18px;height:18px}.hub-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:var(--space-4);margin-top:var(--space-6)}.calc-card{position:relative;display:flex;flex-direction:column;gap:var(--space-2);padding:var(--space-5);background:var(--surface-container-low);border:1px solid var(--outline-variant);border-radius:var(--radius-l);text-decoration:none;color:inherit;transition:transform .2s var(--ease-emphasized),border-color .2s,background .2s,box-shadow .2s}.calc-card:hover{transform:translateY(-3px);border-color:var(--primary);background:var(--surface-container);box-shadow:var(--shadow-2)}.calc-card__icon{display:grid;place-items:center;width:48px;height:48px;border-radius:var(--radius-m);background:var(--primary-container);color:var(--on-primary-container);margin-bottom:var(--space-2)}.calc-card__icon svg{width:26px;height:26px}.calc-card__title{font-size:1.12rem;font-weight:600;margin:0}.calc-card__desc{font-size:.9rem;color:var(--on-surface-variant);margin:0;flex:1}.calc-card__arrow{position:absolute;top:var(--space-5);right:var(--space-5);color:var(--on-surface-variant);opacity:0;transform:translate(-4px);transition:opacity .2s,transform .2s var(--ease-emphasized)}.calc-card:hover .calc-card__arrow{opacity:1;transform:translate(0);color:var(--primary)}.card{background:var(--surface-container-low);border:1px solid var(--outline-variant);border-radius:var(--radius-l);padding:var(--space-5);margin-top:var(--space-5)}#form{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:var(--space-4)}.field{display:flex;flex-direction:column}.tf{position:relative;display:flex;align-items:center;border:1px solid var(--outline);border-radius:var(--radius-s);background:var(--surface-container-lowest);transition:border-color .16s,box-shadow 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label{top:0;font-size:.72rem;transform:translateY(-50%);color:var(--primary);background:var(--surface-container-lowest);left:var(--space-3)}.tf__prefix,.tf__suffix{color:var(--on-surface-variant);font-size:.92rem;padding:0 var(--space-1)}.tf__prefix{padding-left:var(--space-3)}.tf__suffix{padding-right:var(--space-3)}.tf__support{margin:var(--space-1) 0 0 var(--space-3);font-size:.74rem;color:var(--on-surface-variant);min-height:1em}.results__title{font-size:1rem;margin:0 0 var(--space-4);color:var(--on-surface-variant)}.result-list{display:flex;flex-direction:column}.result-row{display:flex;justify-content:space-between;align-items:baseline;gap:var(--space-4);padding:var(--space-3) 0;border-bottom:1px solid var(--outline-variant)}.result-row__label{color:var(--on-surface-variant);font-size:.94rem}.result-row__value{font-weight:600;font-size:1.02rem}.result-row__value.is-negative{color:var(--error)}.result-row__value.is-positive{color:var(--positive)}.result-row__value.is-muted{color:var(--on-surface-variant);font-weight:500}.result-total{display:flex;justify-content:space-between;align-items:center;gap:var(--space-4);margin-top:var(--space-4);padding:var(--space-4) var(--space-5);background:var(--primary-container);color:var(--on-primary-container);border-radius:var(--radius-m)}.result-total .result-row__label{color:var(--on-primary-container);font-weight:600}.result-total__value{font-family:var(--font-display);font-size:1.5rem;font-weight:600}.result-note{margin:var(--space-4) 0 0;font-size:.85rem;color:var(--on-surface-variant)}.result-note.is-negative{color:var(--error)}.result-note.is-positive{color:var(--positive)}.result-empty{color:var(--on-surface-variant);margin:0;padding:var(--space-3) 0}.result-empty.is-invalid{color:var(--error)}.prose{max-width:68ch}.prose h2{font-size:1.2rem;margin:var(--space-6) 0 var(--space-2)}.prose p,.prose li{color:var(--on-surface-variant)}.tool-intro{max-width:64ch;color:var(--on-surface-variant);margin:var(--space-2) 0 0}.disclaimer{margin:var(--space-6) 0 0;font-size:.82rem;color:var(--on-surface-variant)}.site-footer{margin-top:var(--space-8);padding-top:var(--space-5);border-top:1px solid var(--outline-variant);display:flex;flex-direction:column;gap:var(--space-3)}.foot-links{display:flex;flex-wrap:wrap;gap:var(--space-4)}.foot-links a{text-decoration:none;color:var(--on-surface-variant);font-size:.88rem}.foot-links a:hover{color:var(--primary)}.foot-note{font-size:.8rem;color:var(--on-surface-variant)}.ripple{position:relative;overflow:hidden}.ripple__ink{position:absolute;border-radius:var(--radius-full);background:currentColor;opacity:.18;transform:scale(0);animation:ripple .48s var(--ease-emphasized);pointer-events:none}@keyframes ripple{to{transform:scale(1);opacity:0}}.animate-in{animation:fade-up .32s var(--ease-emphasized) both}@keyframes fade-up{0%{opacity:0;transform:translateY(8px)}}.pulse{animation:pulse .36s var(--ease-emphasized)}@keyframes pulse{0%{transform:scale(.98)}50%{transform:scale(1.015)}to{transform:scale(1)}}:focus-visible{outline:2px solid var(--primary);outline-offset:2px}@media (prefers-reduced-motion: reduce){*{animation:none!important;transition:none!important}}@media (max-width: 560px){.site-nav{display:none}.result-total__value{font-size:1.3rem}}