:root{--paper: #f6f2ea;--surface: #fffdf8;--surface-2: #efe9dd;--brand: #1d2b3a;--brand-soft: #2e4256;--green: #0f8a5f;--green-deep: #0a6244;--green-wash: #e6f1ea;--gold: #a9802f;--gold-wash: #f3ead4;--rust: #b04a2f;--rust-wash: #f6e6df;--ink: #1b2530;--ink-2: #4d5763;--ink-3: #818b97;--rule: #e0d8c8;--rule-soft: #ece5d7;--rule-strong: #c9bfa9;--f-serif: "Source Serif 4", Georgia, "Times New Roman", serif;--f-sans: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--f-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;--r-xs: 8px;--r-sm: 10px;--r-md: 14px;--r-lg: 18px;--r-xl: 24px;--shadow-1: 0 1px 2px rgba(27,37,48,.05);--shadow-2: 0 4px 14px rgba(27,37,48,.07);--shadow-3: 0 14px 40px rgba(27,37,48,.1);--maxw: 1180px}*{box-sizing:border-box}html,body{margin:0;padding:0}html{-webkit-text-size-adjust:100%}body{font-family:var(--f-sans);background:var(--paper);color:var(--ink);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}img{max-width:100%;display:block}a{color:inherit;text-decoration:none}button{font-family:inherit;cursor:pointer}::selection{background:var(--green-wash)}h1,h2,h3{font-family:var(--f-serif);font-weight:600;color:var(--ink);line-height:1.15;letter-spacing:-.01em;margin:0}.tnum{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1}.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}.eyebrow{font-family:var(--f-mono);font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3);font-weight:500}.badge{display:inline-flex;align-items:center;gap:6px;align-self:flex-start;font-family:var(--f-mono);font-size:11.5px;letter-spacing:.04em;text-transform:uppercase;font-weight:500;padding:4px 9px;border-radius:999px;border:1px solid var(--rule-strong);color:var(--ink-2);background:var(--surface)}.badge.finance{color:var(--green-deep);border-color:#bfe0cf;background:var(--green-wash)}.badge.everyday{color:var(--gold);border-color:#e4d3a6;background:var(--gold-wash)}.badge.home{color:var(--rust);border-color:#e6c8bb;background:var(--rust-wash)}.badge.units{color:var(--brand);border-color:#c6cdd6;background:#e9edf2}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:var(--f-sans);font-size:14px;font-weight:500;padding:10px 16px;min-height:44px;border-radius:var(--r-sm);border:1px solid var(--rule-strong);background:var(--surface);color:var(--ink);transition:background .15s,border-color .15s,transform .05s}.btn:hover{background:var(--surface-2)}.btn:active{transform:translateY(1px)}.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}.btn.primary:hover{background:var(--brand-soft)}.btn.green{background:var(--green);border-color:var(--green);color:#fff}.btn.green:hover{background:var(--green-deep)}.btn.ghost{background:transparent;border-color:transparent;color:var(--ink-2)}.btn.ghost:hover{background:var(--surface-2)}.btn.sm{min-height:36px;padding:7px 12px;font-size:13px}.card{background:var(--surface);border:1px solid var(--rule);border-radius:var(--r-lg);box-shadow:var(--shadow-1)}.field{display:flex;flex-direction:column;gap:6px}.field>label{font-family:var(--f-mono);font-size:11.5px;letter-spacing:.04em;text-transform:uppercase;color:var(--ink-2);font-weight:500}.input-wrap{display:flex;align-items:center;gap:0;border:1px solid var(--rule-strong);border-radius:var(--r-sm);background:var(--surface);overflow:hidden;transition:border-color .15s,box-shadow .15s}.input-wrap:focus-within{border-color:var(--green);box-shadow:0 0 0 3px var(--green-wash)}.input-wrap .affix{font-family:var(--f-mono);font-size:14px;color:var(--ink-3);padding:0 10px;background:var(--surface-2);align-self:stretch;display:flex;align-items:center;border-right:1px solid var(--rule)}.input-wrap .affix.suffix{border-right:none;border-left:1px solid var(--rule)}.input-wrap input,.input-wrap select{flex:1;min-width:0;border:none;outline:none;background:transparent;font-family:var(--f-mono);font-size:16px;color:var(--ink);padding:12px;min-height:44px;width:100%}.input-wrap select{cursor:pointer;font-family:var(--f-sans)}input[type=date]{font-family:var(--f-mono)}.acc{border-top:1px solid var(--rule)}.acc-item{border-bottom:1px solid var(--rule)}.acc-q{width:100%;text-align:left;background:none;border:none;padding:18px 40px 18px 0;font-family:var(--f-serif);font-size:18px;font-weight:600;color:var(--ink);position:relative}.acc-q:after{content:"+";position:absolute;right:6px;top:50%;transform:translateY(-50%);font-family:var(--f-mono);font-size:22px;color:var(--ink-3);font-weight:400}.acc-item.open .acc-q:after{content:"−";color:var(--green)}.acc-a{padding:0 0 20px;color:var(--ink-2);max-width:70ch}.acc-a p{margin:0 0 10px}.rule-line{height:1px;background:var(--rule);border:none;margin:0}.formula-box{font-family:var(--f-mono);font-size:17px;color:var(--ink);background:var(--surface-2);border:1px solid var(--rule);border-left:3px solid var(--green);border-radius:var(--r-sm);padding:16px 18px;overflow-x:auto}.adslot{border:1px dashed var(--rule-strong);border-radius:var(--r-md);background:repeating-linear-gradient(135deg,transparent,transparent 10px,rgba(0,0,0,.012) 10px,rgba(0,0,0,.012) 20px);color:var(--ink-3);text-align:center;padding:22px 16px}.adslot .lbl{font-family:var(--f-mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase}.ph{background:repeating-linear-gradient(135deg,var(--surface-2),var(--surface-2) 8px,var(--paper) 8px,var(--paper) 16px);border:1px solid var(--rule);border-radius:var(--r-md);display:flex;align-items:center;justify-content:center;font-family:var(--f-mono);font-size:12px;color:var(--ink-3);letter-spacing:.04em}.disclaimer{font-size:13px;color:var(--ink-3);border-left:2px solid var(--gold);padding:8px 0 8px 14px;background:linear-gradient(90deg,var(--gold-wash),transparent 60%);border-radius:2px}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--green);outline-offset:2px}.site-header{position:sticky;top:0;z-index:50;background:#f6f2eaeb;backdrop-filter:saturate(1.1) blur(8px);border-bottom:1px solid var(--rule)}.header-inner{display:flex;align-items:center;gap:22px;height:64px}.logo{display:inline-flex;align-items:center;gap:9px}.logo-mark{width:30px;height:30px;border-radius:8px;background:var(--brand);color:#fff;font-family:var(--f-serif);font-weight:600;font-size:16px;display:grid;place-items:center}.logo-word{font-family:var(--f-serif);font-weight:600;font-size:19px;letter-spacing:-.02em;color:var(--ink)}.main-nav{display:flex;align-items:center;gap:4px;margin-left:8px}.nav-trigger,.nav-link{background:none;border:none;font-family:var(--f-sans);font-size:15px;color:var(--ink-2);padding:8px 12px;border-radius:var(--r-sm);display:inline-flex;align-items:center;gap:5px}.nav-trigger:hover,.nav-link:hover{color:var(--ink);background:var(--surface-2)}.nav-trigger.active{color:var(--ink)}.caret{font-size:11px;color:var(--ink-3)}.header-right{margin-left:auto;display:flex;align-items:center;gap:10px}.burger{display:none;flex-direction:column;gap:4px;background:none;border:none;padding:8px}.burger span{width:20px;height:2px;background:var(--ink);border-radius:2px}.mega{border-bottom:1px solid var(--rule);background:var(--surface);box-shadow:var(--shadow-2)}.mega-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;padding:26px 24px}.mega-head{display:inline-block;margin-bottom:12px}.mega-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}.mega-col a{font-size:14.5px;color:var(--ink-2)}.mega-col ul a:hover{color:var(--green-deep)}.mega-all{display:inline-block;margin-top:12px;font-family:var(--f-mono);font-size:12px;color:var(--green-deep);letter-spacing:.02em}.mob-drawer{display:none}.hero{border-bottom:1px solid var(--rule);background:radial-gradient(1100px 380px at 78% -8%,var(--green-wash),transparent 60%),radial-gradient(900px 320px at 8% 0%,var(--gold-wash),transparent 55%)}.hero-inner{padding:72px 24px 64px;max-width:880px}.hero-h1{font-size:clamp(34px,5.2vw,58px);line-height:1.05;margin:14px 0 0;letter-spacing:-.02em}.hero-h1 em{font-style:italic;color:var(--green-deep)}.hero-sub{font-size:clamp(16px,2vw,19px);color:var(--ink-2);max-width:60ch;margin:18px 0 0;text-wrap:pretty}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}.hero-actions .btn{min-height:48px;padding:0 22px;font-size:15px}.trust-strip{display:flex;flex-wrap:wrap;gap:22px;margin-top:36px;padding-top:22px;border-top:1px solid var(--rule);font-family:var(--f-mono);font-size:12.5px;color:var(--ink-3);letter-spacing:.02em}.trust-strip strong{color:var(--ink)}.site-main{min-height:60vh}.sec-title{font-size:clamp(24px,3vw,32px);margin:0 0 22px}.clusters-sec,.recent-sec{padding-top:56px}.home section.wrap{padding-bottom:8px}.home>section:last-child{padding-bottom:72px}.cluster-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,260px),1fr));gap:18px}.cluster-card{display:flex;flex-direction:column;gap:10px;padding:22px;background:var(--surface);border:1px solid var(--rule);border-radius:var(--r-lg);box-shadow:var(--shadow-1);transition:transform .12s,box-shadow .12s,border-color .12s}.cluster-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:var(--rule-strong)}.cc-top{display:flex;align-items:center;justify-content:space-between}.cc-count{font-family:var(--f-mono);font-size:12px;color:var(--ink-3)}.cc-tag{margin:0;color:var(--ink);font-size:15px}.cc-note{margin:0}.tools-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,300px),1fr));gap:16px}.tool-card{display:flex;flex-direction:column;gap:9px;padding:20px;background:var(--surface);border:1px solid var(--rule);border-radius:var(--r-lg);box-shadow:var(--shadow-1);transition:transform .12s,box-shadow .12s,border-color .12s}.tool-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:var(--rule-strong)}.tc-title{font-family:var(--f-serif);font-size:19px;font-weight:600;color:var(--ink);letter-spacing:-.01em}.tc-lede{font-size:13.5px;color:var(--ink-2);line-height:1.5;flex:1}.tc-go{font-family:var(--f-mono);font-size:12px;color:var(--green-deep);letter-spacing:.02em}.recent-head{display:flex;align-items:baseline;gap:14px;margin-bottom:18px}.recent-head .sec-title{margin:0}.recent-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,220px),1fr));gap:14px}.recent-card{display:flex;flex-direction:column;gap:6px;padding:16px 18px;background:var(--surface-2);border:1px dashed var(--rule-strong);border-radius:var(--r-md)}.recent-card .rc-t{font-family:var(--f-serif);font-size:16px;font-weight:600}.recent-fine{margin-top:12px;font-size:12.5px;color:var(--ink-3)}.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding-top:22px;padding-bottom:4px;font-family:var(--f-mono);font-size:12.5px;color:var(--ink-3)}.crumb a:hover{color:var(--green-deep)}.crumb-sep{color:var(--rule-strong)}.crumb [aria-current]{color:var(--ink-2)}.tool-head{padding-top:14px;padding-bottom:18px;display:flex;flex-direction:column;gap:12px}.tool-head h1{font-size:clamp(28px,4vw,42px)}.calc-card{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:0;overflow:hidden}.calc-inputs{padding:26px;display:flex;flex-direction:column;gap:16px}.calc-result{padding:26px;background:var(--brand);color:#fff;display:flex;flex-direction:column;gap:16px;background:linear-gradient(165deg,#223547,#18242f)}.calc-result .res-label{color:#fff9}.res-primary{font-family:var(--f-serif);font-size:clamp(38px,6vw,56px);font-weight:600;line-height:1;letter-spacing:-.02em;color:#fff;word-break:break-word}.res-unit{font-size:.5em;color:#ffffffb3;font-family:var(--f-mono);margin-left:4px}.res-breakdown{margin:4px 0 0;display:flex;flex-direction:column;gap:0}.res-row{display:flex;justify-content:space-between;gap:16px;padding:11px 0;border-top:1px solid rgba(255,255,255,.12);font-size:14px}.res-row dt{color:#ffffff9e;margin:0}.res-row dd{margin:0;color:#fff;font-family:var(--f-mono)}.res-row.accent dd{color:#6fe0ad;font-weight:600}.res-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:6px}.res-actions .btn{background:#ffffff14;border-color:#fff3;color:#fff}.res-actions .btn:hover{background:#ffffff29}.live-note{font-family:var(--f-mono);font-size:11.5px;color:#ffffff80}.adv{border-top:1px solid var(--rule);padding-top:14px;margin-top:2px}.adv-toggle{background:none;border:none;font-family:var(--f-mono);font-size:12.5px;letter-spacing:.04em;text-transform:uppercase;color:var(--ink-2);padding:4px 0;display:inline-flex;gap:6px;align-items:center}.adv-body{display:flex;flex-direction:column;gap:16px;margin-top:14px}.chart-wrap{margin-top:18px}.chart-card{padding:22px 24px 18px}.body-grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:40px;padding-top:44px;padding-bottom:72px;align-items:start}.body-main{min-width:0}.body-main section{padding:26px 0;border-top:1px solid var(--rule)}.body-main section:first-of-type{border-top:none}.body-main h2{font-size:clamp(22px,2.6vw,27px);margin:0 0 16px}.lede-block{padding-bottom:22px}.byline{font-size:13.5px;color:var(--ink-3);margin-top:10px}.byline strong{color:var(--ink-2);font-weight:600}.ai-card{background:var(--green-wash);border:1px solid #bfe0cf;border-radius:var(--r-md);padding:18px 20px;margin:6px 0 8px}.ai-card .eyebrow{color:var(--green-deep)}.ai-card p{margin:6px 0 0;color:var(--ink);font-size:15.5px;max-width:64ch}.howto{margin:0;padding-left:0;list-style:none;counter-reset:step;display:flex;flex-direction:column;gap:12px}.howto li{counter-increment:step;position:relative;padding-left:42px;color:var(--ink-2);max-width:66ch}.howto li:before{content:counter(step);position:absolute;left:0;top:-2px;width:28px;height:28px;border-radius:8px;background:var(--surface-2);border:1px solid var(--rule-strong);color:var(--ink);font-family:var(--f-mono);font-size:13px;display:grid;place-items:center;font-weight:500}.vars{list-style:none;margin:14px 0 0;padding:0;display:flex;flex-direction:column;gap:7px;font-size:14.5px;color:var(--ink-2)}.vars code{font-family:var(--f-mono);background:var(--surface-2);border:1px solid var(--rule);border-radius:5px;padding:1px 7px;color:var(--ink)}.example{background:var(--surface);border:1px solid var(--rule);border-left:3px solid var(--gold);border-radius:var(--r-sm);padding:16px 20px}.example p{margin:0;color:var(--ink);font-size:15.5px;max-width:66ch}.newsletter{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;background:var(--surface-2);border:1px solid var(--rule);border-radius:var(--r-md);padding:18px 22px;margin:8px 0}.newsletter strong{font-family:var(--f-serif);font-size:17px}.nl-sub{color:var(--ink-3);font-size:13.5px}.nl-form{display:flex;gap:8px}.nl-form input{font-family:var(--f-mono);font-size:14px;padding:10px 12px;min-height:44px;min-width:200px;border:1px solid var(--rule-strong);border-radius:var(--r-sm);background:var(--surface)}.nl-done{font-family:var(--f-mono);font-size:14px;color:var(--green-deep);font-weight:600}.related-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,220px),1fr));gap:12px}.related-card{display:flex;flex-direction:column;gap:8px;padding:16px;border:1px solid var(--rule);border-radius:var(--r-md);background:var(--surface);transition:border-color .12s,transform .12s}.related-card:hover{border-color:var(--rule-strong);transform:translateY(-1px)}.rc-title{font-family:var(--f-serif);font-size:16px;font-weight:600;color:var(--ink)}.author-box{display:flex;gap:18px;padding:22px;margin-top:8px}.avatar{width:52px;height:52px;border-radius:50%;background:var(--brand);color:#fff;flex:none;display:grid;place-items:center;font-family:var(--f-serif);font-size:18px;font-weight:600}.ab-name{font-family:var(--f-serif);font-size:18px;font-weight:600}.ab-role{color:var(--ink-3);font-family:var(--f-sans);font-size:13px;font-weight:400}.ab-rev{font-size:13.5px;color:var(--ink-2);margin:4px 0 12px}.ab-sources .eyebrow{display:block;margin-bottom:6px}.ab-sources ul{margin:0;padding-left:18px;display:flex;flex-direction:column;gap:5px;font-size:13.5px}.ab-sources a{color:var(--green-deep);text-decoration:underline;text-decoration-color:var(--rule-strong);text-underline-offset:2px}.src-note{color:var(--ink-3)}.ab-links{margin-top:14px;font-family:var(--f-mono);font-size:12.5px;color:var(--ink-2)}.ab-links a{color:var(--green-deep)}.noindex-tag{color:var(--rust)}.embed-box{margin-top:22px;padding:20px;border:1px dashed var(--rule-strong);border-radius:var(--r-md);background:var(--surface)}.embed-code{width:100%;font-family:var(--f-mono);font-size:12px;color:var(--ink-2);background:var(--surface-2);border:1px solid var(--rule);border-radius:var(--r-sm);padding:12px;margin:10px 0;resize:vertical}.embed-actions{display:flex;flex-wrap:wrap;align-items:center;gap:12px}.embed-credit{font-size:12.5px;color:var(--ink-3)}.answer-json{margin-top:14px}.answer-json summary{font-family:var(--f-mono);font-size:12.5px;color:var(--green-deep);cursor:pointer}.answer-json pre{background:var(--brand);color:#cfe8dc;font-family:var(--f-mono);font-size:11.5px;line-height:1.5;padding:16px;border-radius:var(--r-sm);overflow-x:auto;margin-top:10px}.body-side{display:flex;flex-direction:column;gap:18px;position:sticky;top:84px}.side-card{padding:18px}.side-card .eyebrow{display:block;margin-bottom:12px}.side-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px;font-size:14px}.side-list a{color:var(--ink-2)}.side-list a:hover{color:var(--green-deep)}.adslot.side{padding:40px 16px}.nl-mini strong{font-family:var(--f-serif);font-size:16px;display:block;margin-bottom:4px}.nl-mini p{margin:0 0 12px;font-size:13.5px;color:var(--ink-2)}.index-page,.cluster-page,.doc-page{padding-top:28px;padding-bottom:72px}.index-head{margin-bottom:24px}.index-head h1{font-size:clamp(30px,4vw,44px)}.index-controls{display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;margin-bottom:26px}.search-wrap{flex:1;min-width:240px}.search{width:100%;font-family:var(--f-sans);font-size:16px;padding:13px 16px;min-height:48px;border:1px solid var(--rule-strong);border-radius:var(--r-md);background:var(--surface)}.search:focus{outline:none;border-color:var(--green);box-shadow:0 0 0 3px var(--green-wash)}.filters{display:flex;flex-wrap:wrap;gap:8px}.chip{font-family:var(--f-mono);font-size:12.5px;letter-spacing:.02em;padding:9px 14px;min-height:40px;border-radius:999px;border:1px solid var(--rule-strong);background:var(--surface);color:var(--ink-2)}.chip.on{background:var(--brand);border-color:var(--brand);color:#fff}.empty{color:var(--ink-3);padding:40px 0}.cluster-hero{padding:18px 0 30px;display:flex;flex-direction:column;gap:12px}.cluster-hero h1{font-size:clamp(30px,4.4vw,46px)}.doc-page{max-width:780px}.doc-page h1{font-size:clamp(30px,4vw,44px);margin-bottom:8px}.doc-page section{padding:24px 0;border-top:1px solid var(--rule)}.doc-page h2{font-size:24px;margin:0 0 12px}.doc-page p{color:var(--ink-2);max-width:68ch}.doc-list{margin:8px 0 0;padding-left:20px;color:var(--ink-2);display:flex;flex-direction:column;gap:8px}.site-footer{border-top:1px solid var(--rule);background:var(--surface);margin-top:20px}.footer-grid{display:grid;grid-template-columns:2fr repeat(5,1fr);gap:28px;padding:48px 24px 30px}.footer-brand p{color:var(--ink-2);font-size:13.5px;max-width:38ch;margin:14px 0 0}.foot-fine{color:var(--ink-3);font-size:12.5px}.footer-col{display:flex;flex-direction:column;gap:8px}.foot-head{font-family:var(--f-mono);font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);margin-bottom:4px}.footer-col a{font-size:14px;color:var(--ink-2)}.footer-col a:hover{color:var(--green-deep)}.footer-base{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;padding:18px 24px 30px;border-top:1px solid var(--rule);font-size:12.5px;color:var(--ink-3)}@media(max-width:960px){.body-grid{grid-template-columns:1fr;gap:28px}.body-side{position:static;flex-direction:row;flex-wrap:wrap}.body-side>*{flex:1;min-width:220px}.adslot.side{display:none}.footer-grid{grid-template-columns:1fr 1fr 1fr}.footer-brand{grid-column:1 / -1}}@media(max-width:720px){.calc-card{grid-template-columns:1fr}.mega-grid{grid-template-columns:1fr 1fr}}@media(max-width:640px){.main-nav,.header-right .btn{display:none}.burger{display:flex}.mega{display:none}.mob-drawer{display:block;border-bottom:1px solid var(--rule);background:var(--surface);padding:16px 24px 22px}.mob-cluster{padding:10px 0;border-bottom:1px solid var(--rule-soft)}.mob-head{font-family:var(--f-serif);font-size:17px;font-weight:600;display:block;margin-bottom:8px}.mob-cluster ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}.mob-cluster a{color:var(--ink-2);font-size:14.5px}.hero-inner{padding:48px 24px 44px}.newsletter{flex-direction:column;align-items:stretch}.nl-form{flex-direction:column}.nl-form input{min-width:0}.footer-grid{grid-template-columns:1fr 1fr}.body-side{flex-direction:column}.author-box{flex-direction:column;gap:14px}}@media(max-width:380px){.footer-grid{grid-template-columns:1fr}}.skip-link{position:absolute;left:-9999px;top:0;z-index:100;background:var(--brand);color:#fff;padding:10px 16px;border-radius:0 0 var(--r-sm) 0;font-size:14px}.skip-link:focus{left:0}.nav-group{position:relative;display:inline-flex}.nav-group .mega{position:absolute;left:0;top:calc(100% + 12px);min-width:760px;border:1px solid var(--rule);border-radius:var(--r-md);opacity:0;visibility:hidden;transform:translateY(-6px);transition:opacity .14s,transform .14s,visibility .14s;pointer-events:none}.nav-group:hover .mega,.nav-group:focus-within .mega{opacity:1;visibility:visible;transform:translateY(0);pointer-events:auto}.nav-group:hover .nav-trigger,.nav-group:focus-within .nav-trigger{color:var(--ink);background:var(--surface-2)}.nav-group:hover .caret,.nav-group:focus-within .caret{transform:rotate(180deg)}.caret{transition:transform .14s;display:inline-block}@media(max-width:640px){.nav-group{display:none}}.nav-toggle{position:absolute;opacity:0;pointer-events:none;width:0;height:0}@media(max-width:640px){.mob-drawer{display:none}.nav-toggle:checked~.mob-drawer{display:block}.burger{display:flex;cursor:pointer}}.tool-card[hidden]{display:none!important}.cookie-banner{position:fixed;left:16px;right:16px;bottom:16px;z-index:80;max-width:720px;margin:0 auto;display:flex;flex-wrap:wrap;align-items:center;gap:14px;background:var(--surface);border:1px solid var(--rule-strong);border-radius:var(--r-md);box-shadow:var(--shadow-3);padding:16px 18px}.cookie-banner p{margin:0;font-size:13.5px;color:var(--ink-2);flex:1;min-width:220px}.cookie-banner a{color:var(--green-deep);text-decoration:underline;text-underline-offset:2px}.cookie-actions{display:flex;gap:8px;flex-wrap:wrap}.site-header{will-change:background}details.acc-item>summary.acc-q{list-style:none;cursor:pointer;display:block}details.acc-item>summary.acc-q::-webkit-details-marker{display:none}details.acc-item[open]>summary.acc-q:after{content:"−";color:var(--green)}details.acc-item>summary.acc-q:focus-visible{outline:2px solid var(--green);outline-offset:2px}