.related-articles[data-astro-cid-oje2a5xi]{border-top:1px solid var(--border,#e5e7eb);margin-top:2.5rem;padding-top:1.25rem}.related-articles[data-astro-cid-oje2a5xi] h2[data-astro-cid-oje2a5xi]{margin:0 0 .75rem;font-size:1.25rem}.related-articles[data-astro-cid-oje2a5xi] ul[data-astro-cid-oje2a5xi]{gap:1rem;margin:0;padding:0;list-style:none;display:grid}.related-articles[data-astro-cid-oje2a5xi] li[data-astro-cid-oje2a5xi]{padding:.25rem 0}.related-articles[data-astro-cid-oje2a5xi] li[data-astro-cid-oje2a5xi] a[data-astro-cid-oje2a5xi]{font-weight:600}.related-articles[data-astro-cid-oje2a5xi] li[data-astro-cid-oje2a5xi] p[data-astro-cid-oje2a5xi]{opacity:.9;margin:.25rem 0 0}.related-articles[data-astro-cid-oje2a5xi] .date[data-astro-cid-oje2a5xi]{opacity:.7;font-size:.95em}@media print{.related-articles[data-astro-cid-oje2a5xi]{display:none}}:root{--c-text:#0f172a;--c-muted:#475569;--c-bg:#fff;--c-soft:#f4f6fb;--c-line:#e2e8f0;--c-accent:#1d4ed8;--c-accent-ink:#fff;--c-accent-soft:#e8efff;--c-ok:#15803d;--radius:14px;--radius-sm:9px;--shadow:0 1px 2px #0f172a0d,0 8px 24px -12px #0f172a2e;--max:64rem;--cat:var(--c-accent);color-scheme:light}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--c-text:#e6edf6;--c-muted:#9fb0c5;--c-bg:#0b1220;--c-soft:#131c2e;--c-line:#243147;--c-accent:#7aa2ff;--c-accent-ink:#0b1220;--c-accent-soft:#182647;--c-ok:#4ade80;--shadow:0 1px 2px #0006,0 10px 30px -14px #0009;color-scheme:dark}:root:not([data-theme=light]) .card:hover .card-title,:root:not([data-theme=light]) .chips a:hover{color:color-mix(in srgb, var(--cat) 55%, white)}}:root[data-theme=dark]{--c-text:#e6edf6;--c-muted:#9fb0c5;--c-bg:#0b1220;--c-soft:#131c2e;--c-line:#243147;--c-accent:#7aa2ff;--c-accent-ink:#0b1220;--c-accent-soft:#182647;--c-ok:#4ade80;--shadow:0 1px 2px #0006,0 10px 30px -14px #0009;color-scheme:dark}:root[data-theme=dark] .card:hover .card-title,:root[data-theme=dark] .chips a:hover{color:color-mix(in srgb, var(--cat) 55%, white)}:focus-visible{outline:3px solid var(--c-accent);outline-offset:2px}.skip-link{z-index:100;background:var(--c-accent);color:var(--c-accent-ink);border-radius:0 0 var(--radius-sm) var(--radius-sm);box-shadow:var(--shadow);padding:.6rem .95rem;font-weight:700;text-decoration:none;position:absolute;top:-100px;left:1rem}.skip-link:focus{outline:3px solid var(--c-text);outline-offset:2px;top:0}main:focus{outline:none}main p a,main li a,main td a,.source a{text-underline-offset:.15em;text-decoration:underline}.theme-toggle{border:1px solid var(--c-line);background:var(--c-bg);color:var(--c-text);font:inherit;cursor:pointer;border-radius:999px;align-items:center;gap:.4rem;padding:.4rem .7rem;font-size:.85rem;font-weight:600;display:inline-flex}.theme-toggle:hover{background:var(--c-soft)}.theme-toggle svg{width:1.05rem;height:1.05rem}.theme-toggle [data-icon]{display:none}:root:not([data-theme]) .theme-toggle [data-icon=auto],:root[data-theme=light] .theme-toggle [data-icon=light],:root[data-theme=dark] .theme-toggle [data-icon=dark]{display:inline}*,:before,:after{box-sizing:border-box}html{color:var(--c-text);background:var(--c-bg);-webkit-text-size-adjust:100%;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.6}body{flex-direction:column;min-height:100vh;margin:0;display:flex;overflow-x:clip}main{width:100%;min-width:0;max-width:var(--max);flex:1;margin:0 auto;padding:1.25rem 1rem 3rem}a{color:var(--c-accent);text-underline-offset:.15em}h1{letter-spacing:-.02em;margin:.5rem 0 .75rem;font-size:clamp(1.7rem,1.2rem + 2vw,2.4rem);line-height:1.15}h2{letter-spacing:-.01em;margin:2.25rem 0 .75rem;font-size:1.35rem}h3{margin:1.5rem 0 .5rem;font-size:1.05rem}p{margin:.6rem 0}:focus-visible{outline:3px solid color-mix(in srgb, var(--c-accent) 55%, transparent);outline-offset:2px;border-radius:4px}.site-header{z-index:20;background:color-mix(in srgb, var(--c-bg) 88%, transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--c-line);position:sticky;top:0}.site-header .in{max-width:var(--max);align-items:center;gap:1rem;margin:0 auto;padding:.65rem 1rem;display:flex}.brand{letter-spacing:-.01em;color:var(--c-text);align-items:center;gap:.55rem;font-size:1.05rem;font-weight:800;text-decoration:none;display:inline-flex}.brand svg{width:30px;height:30px;filter:drop-shadow(0 2px 5px color-mix(in srgb, var(--c-accent) 26%, transparent));flex:none}.site-nav{gap:.25rem;margin-left:auto;display:flex}.site-nav a{color:var(--c-text);border-radius:999px;padding:.45rem .75rem;font-size:.95rem;font-weight:600;text-decoration:none}.site-nav a:hover,.site-nav a[aria-current]{background:var(--c-soft)}.site-nav a.primary{background:var(--c-accent);color:var(--c-accent-ink)}.site-nav a.primary:hover{filter:brightness(1.08)}.crumbs{color:var(--c-muted);margin-bottom:.25rem;font-size:.85rem}.crumbs a{color:var(--c-muted);text-decoration:none}.crumbs a:hover{color:var(--c-accent);text-decoration:underline}.tool-head{border-left:4px solid var(--cat);margin:.75rem 0 1.5rem;padding-left:1rem}.tool-head h1{margin-top:0}.tool-head .intro{color:var(--c-muted);max-width:60ch;margin:0;font-size:1.05rem}.tool-badges{flex-wrap:wrap;gap:.45rem;margin:.8rem 0 0;padding:0;font-size:.8rem;list-style:none;display:flex}.tool-badges li{background:var(--c-soft);border:1px solid var(--c-line);color:var(--c-muted);border-radius:999px;align-items:center;gap:.3rem;padding:.2rem .6rem;display:inline-flex}.tool-badges li.cat{background:color-mix(in srgb, var(--cat) 12%, var(--c-bg));color:light-dark(color-mix(in srgb, var(--cat) 78%, black),color-mix(in srgb, var(--cat) 60%, white));border-color:color-mix(in srgb, var(--cat) 30%, transparent);font-weight:600}form.calc{background:var(--c-soft);border:1px solid var(--c-line);border-radius:var(--radius);box-shadow:var(--shadow);grid-template-columns:repeat(auto-fit,minmax(14rem,1fr));gap:.9rem;padding:1.1rem;display:grid}form.calc>label{align-content:start;gap:.3rem;font-size:.92rem;font-weight:600;display:grid}form.calc>fieldset{border:1px solid var(--c-line);border-radius:var(--radius-sm);grid-column:1/-1;grid-template-columns:repeat(auto-fit,minmax(13rem,1fr));gap:.75rem;margin:0;padding:.6rem .9rem .9rem;display:grid}form.calc fieldset>label{gap:.3rem;font-size:.92rem;font-weight:600;display:grid}form.calc legend{padding:0 .35rem;font-weight:700}form.calc input:not([type=checkbox]):not([type=radio]),form.calc select{font:inherit;border:1px solid var(--c-line);border-radius:var(--radius-sm);background:var(--c-bg);color:var(--c-text);width:100%;min-height:2.75rem;padding:.6rem .75rem;font-size:1rem;transition:border-color .15s,box-shadow .15s}form.calc input:hover,form.calc select:hover{border-color:color-mix(in srgb, var(--c-accent) 45%, var(--c-line))}form.calc input:focus,form.calc select:focus{border-color:var(--c-accent);box-shadow:0 0 0 3px color-mix(in srgb, var(--c-accent) 22%, transparent);outline:none}form.calc input[type=number]{font-variant-numeric:tabular-nums}form.calc label.check{align-self:end;align-items:center;gap:.55rem;min-height:2.75rem;font-weight:500;display:flex}form.calc input[type=checkbox],form.calc input[type=radio]{width:1.15rem;height:1.15rem;accent-color:var(--c-accent);margin:0}form.calc small,form.calc .hint{color:var(--c-muted);font-size:.8rem;font-weight:400}form.calc button[type=submit]{display:none}.result{border-radius:var(--radius-sm);background:var(--c-bg);border:1px solid var(--c-line);border-top:4px solid var(--cat);box-shadow:var(--shadow);grid-column:1/-1;margin-top:.25rem;padding:1.1rem 1.25rem}.result>p:first-child{margin:0 0 .35rem}.result>p:first-child strong,.result #r-principal{letter-spacing:-.02em;color:var(--c-text);font-variant-numeric:tabular-nums;font-size:clamp(1.75rem,1.2rem + 2.2vw,2.4rem);font-weight:800;line-height:1.15;display:block}.result p{margin:.3rem 0}.result strong{font-size:1.05rem}.result ul{margin:.5rem 0 0;padding-left:1.2rem}.result table{margin-top:.6rem}.actions{flex-wrap:wrap;grid-column:1/-1;gap:.5rem;display:flex}button.share,button.reset{font:inherit;cursor:pointer;border-radius:999px;padding:.5rem .9rem;font-size:.875rem;font-weight:600;transition:background .15s,color .15s}button.share{border:1px solid var(--c-accent);color:var(--c-accent);background:0 0}button.share:hover{background:var(--c-accent);color:var(--c-accent-ink)}button.reset{border:1px solid var(--c-line);color:var(--c-muted);background:0 0}button.reset:hover{color:var(--c-text);border-color:var(--c-muted)}table{border-collapse:separate;border-spacing:0;font-variant-numeric:tabular-nums;width:100%;font-size:.95rem}th,td{border-bottom:1px solid var(--c-line);text-align:left;vertical-align:top;padding:.55rem .7rem}thead th{background:var(--c-soft);text-transform:uppercase;letter-spacing:.03em;color:var(--c-muted);font-size:.85rem}tbody tr:nth-child(2n) td{background:color-mix(in srgb, var(--c-soft) 55%, var(--c-bg))}tr.active td{font-weight:600;background:var(--c-accent-soft)!important}.scroll{border:1px solid var(--c-line);border-radius:var(--radius-sm);max-width:100%;overflow-x:auto}.scroll table{min-width:100%}.scroll td,.scroll th{white-space:nowrap}.scroll table th:first-child,.scroll table td:first-child{padding-left:.9rem}details{border:1px solid var(--c-line);border-radius:var(--radius-sm);background:var(--c-bg);margin:.5rem 0;padding:0}details[open]{border-color:color-mix(in srgb, var(--c-accent) 35%, var(--c-line))}summary{cursor:pointer;padding:.8rem 2.5rem .8rem 1rem;font-weight:600;list-style:none;position:relative}summary::-webkit-details-marker{display:none}summary:after{content:"+";color:var(--c-accent);font-size:1.3rem;font-weight:400;position:absolute;top:.65rem;right:1rem}details[open] summary:after{content:"−"}details>:not(summary){padding:0 1rem}details>p:last-child{padding-bottom:.9rem}.source{color:var(--c-muted);font-size:.875rem}main>ul:not(.cards) li+li,main>ol li+li{margin-top:.25rem}.callout{border-left:4px solid var(--c-accent);background:var(--c-accent-soft);border-radius:0 var(--radius-sm) var(--radius-sm) 0;padding:.75rem 1rem}figure.chart{border:1px solid var(--c-line);border-radius:var(--radius-sm);background:var(--c-bg);box-shadow:var(--shadow);margin:1rem 0 0;padding:.9rem 1rem 1rem}figure.chart figcaption{color:var(--c-text);margin:0 0 .5rem;font-size:.95rem;font-weight:600}figure.chart svg{font-variant-numeric:tabular-nums;width:100%;height:auto;display:block;overflow:visible}figure.chart svg text{fill:var(--c-muted);font-family:inherit;font-size:11px}figure.chart svg .grid{stroke:var(--c-line);stroke-width:1px}figure.chart svg .axis{stroke:var(--c-muted);stroke-width:1px}figure.chart svg .bar-a{fill:var(--c-accent)}figure.chart svg .bar-b{fill:light-dark(#d97706,#f59e0b)}figure.chart svg .bar-c{fill:light-dark(#059669,#34d399)}figure.chart svg .bar-d{fill:light-dark(#be185d,#f472b6)}figure.chart svg .bar-e{fill:light-dark(#475569,#94a3b8)}figure.chart .legend{color:var(--c-muted);flex-wrap:wrap;gap:.35rem 1rem;margin:.55rem 0 0;padding:0;font-size:.85rem;list-style:none;display:flex}figure.chart .legend li{align-items:center;gap:.4rem;display:inline-flex}figure.chart .legend .sw{border:1px solid color-mix(in srgb, currentColor 20%, transparent);border-radius:3px;width:.85rem;height:.85rem;display:inline-block}figure.chart .legend .sw-a{background:var(--c-accent)}figure.chart .legend .sw-b{background:light-dark(#d97706,#f59e0b)}figure.chart .legend .sw-c{background:light-dark(#059669,#34d399)}figure.chart .legend .sw-d{background:light-dark(#be185d,#f472b6)}figure.chart .legend .sw-e{background:light-dark(#475569,#94a3b8)}ul.cards{grid-template-columns:repeat(auto-fill,minmax(17rem,1fr));gap:.8rem;margin:.75rem 0 0;padding:0;list-style:none;display:grid}.card{border:1px solid var(--c-line);border-radius:var(--radius);background:var(--c-bg);grid-template-columns:auto 1fr auto;align-items:start;gap:.8rem;padding:1rem;transition:transform .15s,box-shadow .15s,border-color .15s;display:grid;position:relative}.card:hover{box-shadow:var(--shadow);border-color:color-mix(in srgb, var(--cat) 40%, var(--c-line));transform:translateY(-2px)}.card-icon{background:color-mix(in srgb, var(--cat) 12%, var(--c-bg));width:2.5rem;height:2.5rem;color:var(--cat);border-radius:10px;place-items:center;display:grid}.card-title{color:var(--c-text);font-weight:700;text-decoration:none;display:block}.card-title:after{content:"";border-radius:inherit;position:absolute;inset:0}.card:hover .card-title{color:var(--cat)}.card-summary{color:var(--c-muted);margin:.2rem 0 0;font-size:.9rem}.card-meta{color:var(--c-muted);flex-wrap:wrap;align-items:center;gap:.4rem .7rem;margin:.5rem 0 0;font-size:.75rem;display:flex}.badge{background:color-mix(in srgb, var(--cat) 12%, var(--c-bg));color:light-dark(color-mix(in srgb, var(--cat) 78%, black),color-mix(in srgb, var(--cat) 60%, white));border-radius:999px;padding:.1rem .5rem;font-weight:600;display:inline-block}.card-arrow{color:var(--c-muted);transition:transform .15s,color .15s}.card:hover .card-arrow{color:var(--cat);transform:translate(3px)}.related{margin-top:2.5rem}.btn-link{font-weight:600;text-decoration:none}.btn-link:hover{text-decoration:underline}.hero{text-align:center;padding:1.5rem 0 1rem}.hero .eyebrow{color:var(--c-accent);letter-spacing:.08em;text-transform:uppercase;align-items:center;gap:.4rem;margin:0 0 .65rem;font-size:.78rem;font-weight:800;display:inline-flex}.hero .eyebrow:before{content:"";background:#10b981;border-radius:50%;width:.5rem;height:.5rem;box-shadow:0 0 0 4px #10b98129}.hero h1{max-width:22ch;margin:0 auto .5rem}.hero .lead{color:var(--c-muted);max-width:56ch;margin:0 auto 1.25rem;font-size:1.1rem}.search-wrap{max-width:36rem;margin:0 auto;position:relative}.search{font:inherit;border:1px solid var(--c-line);background:var(--c-bg);width:100%;color:var(--c-text);box-shadow:var(--shadow);border-radius:999px;padding:.85rem 1rem .85rem 2.9rem;font-size:1.05rem}.search:focus{border-color:var(--c-accent);box-shadow:0 0 0 3px color-mix(in srgb, var(--c-accent) 22%, transparent);outline:none}.search-wrap svg{color:var(--c-muted);pointer-events:none;position:absolute;top:50%;left:1rem;transform:translateY(-50%)}.chips{flex-wrap:wrap;justify-content:center;gap:.45rem;margin:1rem 0 0;padding:0;list-style:none;display:flex}.chips a{border:1px solid var(--c-line);background:var(--c-bg);color:var(--c-text);border-radius:999px;align-items:center;gap:.35rem;padding:.35rem .8rem;font-size:.9rem;font-weight:600;text-decoration:none;display:inline-flex}.chips a:hover{border-color:var(--cat);color:var(--cat);background:color-mix(in srgb, var(--cat) 8%, var(--c-bg))}.chips i{background:var(--cat);border-radius:50%;width:.6rem;height:.6rem}.trust{grid-template-columns:repeat(auto-fit,minmax(13rem,1fr));gap:.8rem;margin:2.5rem 0 0;padding:0;list-style:none;display:grid}.trust li{background:var(--c-soft);border-radius:var(--radius);padding:1rem 1.1rem}.trust strong{margin-bottom:.2rem;display:block}.trust li:before{content:"✓";background:var(--c-ok);color:#fff;border-radius:50%;place-items:center;width:1.5rem;height:1.5rem;margin-bottom:.5rem;font-size:.8rem;font-weight:700;display:inline-grid}.section-head{flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:1rem;display:flex}.section-head h2{margin-bottom:0}.section-head a{font-size:.9rem}.empty{color:var(--c-muted);text-align:center;padding:2rem 0;display:none}.site-footer{border-top:1px solid var(--c-line);background:var(--c-soft);color:var(--c-muted);margin-top:auto;font-size:.875rem}.site-footer .in{max-width:var(--max);grid-template-columns:repeat(auto-fit,minmax(14rem,1fr));gap:1.5rem;margin:0 auto;padding:2rem 1rem 1.5rem;display:grid}.site-footer h2{text-transform:uppercase;letter-spacing:.08em;color:var(--c-text);margin:0 0 .5rem;font-size:.8rem}.site-footer .footer-brand{text-transform:none;letter-spacing:-.01em;align-items:center;gap:.5rem;font-size:.95rem;display:flex}.footer-brand svg{flex:none;width:1.6rem;height:1.6rem}.site-footer ul{gap:.3rem;margin:0;padding:0;list-style:none;display:grid}.site-footer a{color:var(--c-muted);text-decoration:none}.site-footer a:hover{color:var(--c-accent);text-decoration:underline}.site-footer .legal{border-top:1px solid var(--c-line);grid-column:1/-1;padding-top:1rem;font-size:.8rem}.howto-block{border:1px solid var(--c-line);border-radius:var(--radius);background:var(--c-soft);margin-top:2.5rem;padding:1rem 1.15rem 1.15rem}.howto-block h2{margin:0 0 .5rem;font-size:1.15rem}.howto-steps{gap:.45rem;margin:0;padding-left:1.2rem;font-size:.95rem;display:grid}.howto-steps li{color:var(--c-muted)}.howto-steps li strong{color:var(--c-text)}.prev-next{grid-template-columns:1fr 1fr;gap:.8rem;margin-top:2.5rem;display:grid}.prev-next>a{border:1px solid var(--c-line);border-radius:var(--radius);background:var(--c-bg);color:var(--c-text);gap:.3rem;padding:.9rem 1.1rem;text-decoration:none;transition:border-color .15s,transform .15s,box-shadow .15s;display:grid}.prev-next>a:hover{border-color:var(--c-accent);box-shadow:var(--shadow);transform:translateY(-2px)}.prev-next__next{text-align:right}.prev-next__hint{color:var(--c-muted);font-size:.8rem;font-weight:600}.prev-next__title{font-weight:700}@media (width<=40rem){.prev-next{grid-template-columns:1fr}.prev-next__next{text-align:left}}@media (prefers-reduced-motion:reduce){*,:before,:after{transition:none!important}}@media print{.site-header,.site-footer,.actions,.related,.howto-block,.prev-next{display:none}}