/* pwp-authored-additional-v1-20261028: technical foundation only */
@layer pwp-runtime-foundation {
  :root {
    --bg:#020617; --text:#F8FAFC;
    --surface:#0E1223; --text-muted:#94A3B8;
    --primary:#0F172A; --primary-fg:#FFFFFF;
    --border:#334155;
  }
  *, *::before, *::after { box-sizing:border-box; }
  html { scroll-behavior:smooth; }
  body { margin:0; background:var(--bg); color:var(--text); }
  img, video { max-inline-size:100%; block-size:auto; }
  button, input, select, textarea { font:inherit; }
  button, summary { cursor:pointer; }
  :where(a,button,input,select,textarea,summary):focus-visible { outline:2px solid currentColor; outline-offset:4px; }
  .skip { position:fixed; inset-block-start:-10rem; inset-inline-start:1rem; z-index:10000; padding:.75rem; background:var(--bg); color:var(--text); }
  .skip:focus { inset-block-start:1rem; }
  /* Legal prose is a separate utility; never constrain the author's main site. */
  .legal-container { max-inline-size:76ch; margin-inline:auto; padding:clamp(1rem,4vw,3rem); }
  .legal-body { line-height:1.7; overflow-wrap:anywhere; }
  .legal-body p + p, .legal-body section + section { margin-block-start:1.25em; }
  .legal-body table { display:block; overflow-x:auto; max-inline-size:100%; }
  .legal-body h1, .legal-body h2, .legal-body h3, .legal-title { line-height:1.2; }
  [data-cookie-fallback] { position:fixed; inset-inline:1rem; inset-block-end:1rem; z-index:9999; max-inline-size:34rem; padding:1rem; border:1px solid var(--border); background:var(--bg); color:var(--text); }
  [data-cookie-fallback] .cookie-text { font:14px/1.5 system-ui,sans-serif; }
  [data-cookie-fallback] .cookie-actions { display:flex; flex-wrap:wrap; gap:.75rem; margin-block-start:.75rem; }
  [data-cookie-fallback] button { min-block-size:44px; padding:.6rem 1rem; border:1px solid var(--border); background:var(--surface); color:var(--text); }
  [data-cookie-fallback] [data-action="accept-cookie"] { background:var(--primary); color:var(--primary-fg); }
}
/* Required state, not a visual layout. Expanded pages may be grid/flex/block. */
[hidden], .cookie-banner.hidden { display:none !important; }
@media(prefers-reduced-motion:reduce) {
  html { scroll-behavior:auto; }
  *, *::before, *::after { animation-duration:.01ms !important; animation-iteration-count:1 !important; transition-duration:.01ms !important; }
}

/* === AUTHOR-OWNED SITE STYLES === */
:root{--ink:#173d36;--muted:#5c6d67;--paper:#fafbf7;--white:#fff;--mint:#dcebe1;--mint-light:#edf3ed;--line:#d2dcd3;--accent:#b84a2f;--serif:"Newsreader",Georgia,serif;--sans:"Manrope",Arial,sans-serif;--gutter:clamp(20px,5vw,80px)}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.65}
button,input,select{font:inherit}
a{color:inherit;text-underline-offset:5px}
button,a,input,summary{ -webkit-tap-highlight-color:transparent}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:5px}
button{cursor:pointer}
[hidden]{display:none!important}
img{display:block;max-width:100%;height:auto}
h1,h2,h3,p,figure{margin:0}
h1,h2,h3{line-height:1.12}
h1,h2{font-family:var(--serif);font-weight:400;letter-spacing:-.035em}
h3{font-weight:650}
p+p{margin-top:1em}
.skip-link{position:absolute;left:20px;top:-100px;background:var(--ink);color:white;padding:12px 20px;z-index:20}
.skip-link:focus{top:10px}
.site-header{padding:26px var(--gutter);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:28px;background:var(--paper);position:relative;z-index:5}
.brand{text-decoration:none;display:inline-flex;align-items:center;gap:11px;line-height:1}
.brand-mark{width:34px;height:38px;flex-shrink:0}
.brand-name{font-size:24px;font-weight:750;letter-spacing:-1.2px}
.brand-name small{display:block;font-size:10px;letter-spacing:2px;font-weight:600;margin-top:7px}
.header-right,.primary-nav,.languages{display:flex;align-items:center;gap:30px}
.primary-nav>a,.nav-topics>summary{font-size:14px;font-weight:600;text-decoration:none;padding:10px 0}
.primary-nav a:hover,.footer-links a:hover{color:var(--accent)}
.nav-topics{position:relative}
.nav-topics summary{cursor:pointer}
.nav-topics summary::marker{color:var(--accent)}
.topic-menu{position:absolute;top:47px;right:0;min-width:285px;padding:12px 20px;background:var(--white);border:1px solid var(--line);box-shadow:0 12px 25px #173d3610}
.topic-menu a{display:block;padding:12px 0;text-decoration:none;font-size:14px}
.topic-menu a+a{border-top:1px solid var(--line)}
.languages{gap:10px;font-size:12px;border-left:1px solid var(--line);padding-left:25px}
.languages a{text-decoration:none;padding:8px 0}
.languages a[aria-current]{text-decoration:underline;font-weight:700}
.shell{padding-left:var(--gutter);padding-right:var(--gutter)}
.kicker{display:flex;align-items:center;gap:10px;font-size:12px;font-weight:650;letter-spacing:.08em;text-transform:uppercase}
.kicker:before{content:"";height:7px;width:7px;background:var(--accent);flex:none}
.home-hero{padding-top:64px;padding-bottom:65px;display:grid;grid-template-columns:1.13fr 1fr;gap:7vw;align-items:center}
.hero-copy h1{font-size:clamp(58px,6.7vw,102px);line-height:.99;max-width:720px;margin:26px 0}
.hero-copy h1 em{font-style:italic;color:var(--accent)}
.hero-copy>p{max-width:460px;font-size:17px;line-height:1.8;color:var(--muted)}
.button{display:inline-flex;align-items:center;justify-content:center;gap:25px;background:var(--ink);color:white;text-decoration:none;padding:15px 23px;border:1px solid var(--ink);font-size:14px;font-weight:600;min-height:50px}
.button:hover{background:#28564b}
.button.secondary{background:transparent;color:var(--ink);border-color:var(--line)}
.button.secondary:hover{background:var(--mint-light)}
.hero-copy .button{margin-top:30px}
.arrow{font-size:21px;line-height:1}
.budget-stage{background:var(--mint);padding:clamp(25px,3.3vw,50px);position:relative}
.stage-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:15px;margin-bottom:30px}
.stage-heading h2{font-size:32px;letter-spacing:-.025em}
.stage-heading>span{font-size:12px;color:var(--muted);padding-top:8px;white-space:nowrap}
.ledger{background:#fcfdf9;padding:26px 28px 22px;box-shadow:0 6px 0 #173d3610}
.ledger-intro{font-size:12px;color:var(--muted);margin-bottom:4px}
.income{display:flex;align-items:baseline;justify-content:space-between;gap:14px;border-bottom:2px solid var(--ink);padding-bottom:18px}
.income span{font-size:14px}
.income strong{font-family:var(--serif);font-size:42px;font-weight:400;line-height:1.2}
.ledger-row{display:flex;justify-content:space-between;gap:15px;padding:15px 0;border-bottom:1px solid var(--line);font-size:14px}
.ledger-row:last-of-type{border-bottom:0}
.ledger-row strong{font-weight:600;white-space:nowrap}
.ledger-rest{display:flex;justify-content:space-between;align-items:center;background:var(--ink);color:white;margin:8px -10px 0;padding:15px 18px;gap:10px}
.ledger-rest span{font-size:13px}
.ledger-rest strong{font-family:var(--serif);font-size:30px;font-weight:400;white-space:nowrap}
.budget-stage figcaption{font-size:11px;line-height:1.7;color:#4b6259;margin-top:22px}
.hero-bottom{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:19px var(--gutter);display:flex;gap:20px;justify-content:space-between;font-size:12px;color:var(--muted)}
.hero-bottom strong{color:var(--ink);font-weight:600}
.section{padding:72px var(--gutter)}
.section-heading{display:flex;justify-content:space-between;align-items:end;gap:35px;margin-bottom:35px}
.section-heading h2{font-size:clamp(35px,4vw,52px);max-width:650px}
.section-heading>p{max-width:320px;color:var(--muted);font-size:14px}
.guide-list{border-top:1px solid var(--ink)}
.guide-link{display:grid;grid-template-columns:65px 1.15fr 1fr 35px;align-items:center;gap:30px;border-bottom:1px solid var(--line);padding:28px 0;text-decoration:none}
.guide-link:hover h3{color:var(--accent)}
.guide-index{font-size:13px;color:var(--accent)}
.guide-link h3{font-family:var(--serif);font-size:31px;font-weight:400;letter-spacing:-.02em}
.guide-link p{font-size:14px;color:var(--muted);max-width:380px}
.guide-link .arrow{text-align:right}
.editorial-band{display:grid;grid-template-columns:1fr 1fr;background:var(--mint-light)}
.editorial-image{min-height:400px;height:100%;width:100%;object-fit:cover}
.editorial-copy{padding:60px clamp(25px,5vw,80px);align-self:center}
.editorial-copy h2{font-size:clamp(36px,4vw,56px);margin:20px 0}
.editorial-copy p{color:var(--muted);max-width:500px;font-size:15px}
.text-link{display:inline-flex;gap:22px;align-items:center;font-size:14px;font-weight:650;margin-top:25px}
.questions{display:grid;grid-template-columns:.75fr 1.25fr;gap:8vw}
.questions h2{font-size:44px}
.faq details{border-top:1px solid var(--line);padding:20px 0}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;font-weight:600;font-size:15px;padding:3px 8px 3px 0}
.faq summary::marker{color:var(--accent)}
.faq details p{font-size:14px;color:var(--muted);padding:18px 20px 0 0;max-width:650px}
.article-header{padding:45px var(--gutter) 50px;border-bottom:1px solid var(--line)}
.breadcrumb{display:inline-block;font-size:13px;margin-bottom:45px;color:var(--muted)}
.article-header .kicker{margin-bottom:20px}
.article-header h1{font-size:clamp(44px,6vw,78px);max-width:960px}
.article-deck{font-size:19px;color:var(--muted);max-width:760px;margin-top:22px}
.article-layout{display:grid;grid-template-columns:230px minmax(0,760px);gap:7vw;padding:55px var(--gutter) 80px;justify-content:center}
.article-side{font-size:13px;color:var(--muted)}
.article-side p{margin-bottom:15px}
.article-side strong{color:var(--ink)}
.article-body{min-width:0}
.article-body h2{font-size:34px;margin:40px 0 18px}
.article-body h2:first-child{margin-top:0}
.article-body h3{font-size:19px;margin:28px 0 12px}
.article-body p,.article-body li{font-size:16px;line-height:1.9}
.article-body ul,.article-body ol{padding-left:23px}
.article-body li+li{margin-top:12px}
.note{padding:25px 28px;background:var(--mint-light);border-left:3px solid var(--ink);margin:28px 0}
.note h3{margin:0 0 12px}
.note p{font-size:14px}
.table-wrap{overflow-x:auto;margin:25px 0}
table{border-collapse:collapse;width:100%;font-size:14px;text-align:left}
th{font-weight:650;background:var(--mint-light)}
th,td{padding:14px 16px;border-bottom:1px solid var(--line);vertical-align:top}
.article-next{border-top:1px solid var(--line);margin-top:40px;padding-top:25px}
.article-next p{font-size:12px;color:var(--muted)}
.article-next a{font-family:var(--serif);font-size:28px}
.source-note{font-size:13px!important;color:var(--muted);margin-top:25px!important}
.calculator{background:var(--mint);padding:28px;margin-top:28px}
.calculator h3{margin-top:0}
.calc-fields{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:20px 0}
.calc-fields label{display:block;font-size:12px;font-weight:600}
.calc-fields input{display:block;width:100%;min-width:0;background:var(--white);color:var(--ink);border:1px solid #9aad9e;padding:12px;margin-top:6px;border-radius:0}
.calc-result{padding-top:18px;border-top:1px solid #acc2b2;margin-top:20px}
.calc-result output{display:block;font-family:var(--serif);font-size:38px;line-height:1.3}
.calc-result p{font-size:13px}
.calc-error{color:#8d2e1d;font-size:13px}
.contact-intro{padding:60px var(--gutter) 70px}
.contact-intro h1{font-size:clamp(50px,6vw,82px);margin:25px 0}
.contact-intro>p{max-width:630px;font-size:18px;color:var(--muted)}
.contact-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:8vw;margin-top:45px}
.contact-panel{border-top:1px solid var(--ink);padding-top:25px}
.contact-panel h2{font-size:32px;margin-bottom:22px}
.contact-email{font-size:clamp(17px,2.2vw,29px);overflow-wrap:anywhere}
.contact-panel dl{margin:25px 0 0}
.contact-panel dt{font-size:12px;color:var(--muted);margin-top:20px}
.contact-panel dd{margin:3px 0 0}
.contact-panel address{font-style:normal;margin-top:20px}
.contact-panel .note{margin-bottom:0}
.site-footer{background:var(--ink);color:#edf3ec;padding:50px var(--gutter) 25px}
.footer-top{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:5vw;padding-bottom:40px}
.footer-name{font-size:25px;font-weight:700;letter-spacing:-1px}
.footer-top p,.footer-top address{font-size:12px;line-height:1.9;color:#c7d8cd;font-style:normal}
.footer-top p{max-width:300px;margin-top:13px}
.footer-top h2{font-family:var(--sans);font-size:13px;font-weight:650;letter-spacing:0;margin-bottom:15px}
.footer-links{display:flex;flex-direction:column;align-items:flex-start;gap:7px;font-size:12px}
.footer-links a{text-decoration:none}
.footer-bottom{border-top:1px solid #446359;padding-top:22px;display:flex;flex-wrap:wrap;gap:14px 25px;justify-content:space-between;font-size:11px;color:#c7d8cd}
.footer-bottom button{color:inherit;background:none;border:0;padding:0;text-decoration:underline;font-size:11px;min-height:24px}
.cookie-notice{position:fixed;z-index:30;bottom:20px;left:20px;right:20px;margin:0 auto;max-width:1050px;background:#fff;border:1px solid var(--ink);box-shadow:0 8px 35px #163d3626;padding:22px 26px;display:flex;align-items:center;gap:30px}
.cookie-copy{flex:1}
.cookie-copy h2{font-family:var(--sans);font-weight:700;font-size:15px;letter-spacing:0;margin-bottom:7px}
.cookie-copy p{font-size:12px;line-height:1.7;color:var(--muted)}
.cookie-buttons{display:flex;gap:10px;flex-shrink:0}
.cookie-buttons .button{font-size:12px;min-height:44px;padding:11px 16px}
.legal-document{max-width:840px;margin:0 auto;padding:60px 25px 90px}
.legal-document h1{font-size:clamp(40px,6vw,64px);margin-bottom:25px}
.legal-document h2{font-size:29px;margin:32px 0 15px}
.legal-document p,.legal-document li{font-size:15px;line-height:1.9}
.legal-document a{overflow-wrap:anywhere}
@media(min-width:1500px){.home-hero{gap:9vw}.hero-copy h1{font-size:110px}}
@media(max-width:1000px){.site-header{gap:20px}.header-right{gap:20px}.primary-nav{gap:20px}.languages{padding-left:18px}.home-hero{gap:35px}.budget-stage{padding:25px}.stage-heading{display:block}.stage-heading>span{display:block;margin-top:6px}.ledger{padding:20px}.guide-link{grid-template-columns:30px 1.1fr 1fr 25px;gap:20px}.article-layout{grid-template-columns:165px minmax(0,1fr);gap:35px}.cookie-notice{gap:20px}.cookie-buttons{flex-direction:column}.footer-top{grid-template-columns:1fr 1fr;gap:30px}.footer-top>div:first-child{grid-column:1/-1}}
@media(max-width:720px){.site-header{padding-top:20px;padding-bottom:17px;display:block}.brand-name{font-size:23px}.brand-mark{width:30px}.header-right{margin-top:20px;justify-content:space-between;gap:15px}.primary-nav{gap:24px}.primary-nav>a,.nav-topics>summary{font-size:13px}.languages{padding-left:12px;gap:9px;font-size:11px}.topic-menu{left:0;right:auto;min-width:245px;max-width:calc(100vw - 40px)}.home-hero{grid-template-columns:1fr;padding-top:40px;padding-bottom:40px;gap:40px}.hero-copy h1{font-size:clamp(60px,12vw,86px);margin:23px 0}.hero-copy>p{font-size:16px;max-width:540px}.budget-stage{padding:28px}.stage-heading{display:flex;margin-bottom:22px}.stage-heading h2{font-size:30px}.stage-heading>span{margin:0}.ledger{padding:23px}.hero-bottom{display:block;font-size:11px}.hero-bottom span{display:block;margin-top:4px}.section{padding-top:45px;padding-bottom:45px}.section-heading{display:block}.section-heading>p{margin-top:20px}.guide-link{grid-template-columns:26px 1fr 24px;gap:15px;padding:25px 0}.guide-link h3{font-size:29px}.guide-link p{grid-column:2;grid-row:2;margin-top:-6px}.guide-link .arrow{grid-column:3;grid-row:1}.guide-index{align-self:start;padding-top:4px}.editorial-band{grid-template-columns:1fr}.editorial-image{height:280px;min-height:0}.editorial-copy{padding:35px var(--gutter) 45px}.questions{grid-template-columns:1fr;gap:30px}.questions h2{font-size:38px}.article-header{padding-top:28px;padding-bottom:35px}.breadcrumb{margin-bottom:30px}.article-deck{font-size:17px}.article-layout{display:block;padding-top:30px;padding-bottom:50px}.article-side{border-bottom:1px solid var(--line);padding-bottom:18px;margin-bottom:30px;display:flex;gap:20px;flex-wrap:wrap}.article-side p{margin:0}.article-body h2{font-size:31px}.note{padding:22px}.calculator{padding:22px}.calc-fields{gap:12px}.contact-intro{padding-top:40px;padding-bottom:45px}.contact-grid{grid-template-columns:1fr;gap:40px}.footer-top{grid-template-columns:1fr}.footer-top>div:first-child{grid-column:auto}.footer-bottom{display:block}.footer-bottom>*{display:block;margin-bottom:10px}.cookie-notice{bottom:10px;left:10px;right:10px;padding:18px;display:block}.cookie-buttons{flex-direction:row;margin-top:15px}.cookie-buttons .button{flex:1}.cookie-copy p{font-size:11px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}

/* === OPEN NAVIGATION SURFACE SAFETY === */
/* Position, shadows, borders and scroll treatment belong to the author.
   Only an OPEN mobile menu gets a mandatory opaque readable surface. */
header.site-header[data-pwp-nav-open] {
  background-color: var(--bg, #ffffff) !important;
  isolation: isolate;
}
[data-pwp-mobile-menu][data-pwp-menu-open] {
  background-color: var(--bg, #ffffff);
  color: var(--text, #0f172a);
  max-block-size: var(--pwp-nav-available-height, calc(100dvh - 6rem));
  overflow-y: auto;
  overscroll-behavior: contain;
}
.pwp-source-note {
  margin-block-start: 1rem;
  font-size: .875em;
  line-height: 1.5;
}
.pwp-source-note a { text-decoration: underline; text-underline-offset: .2em; }