/* Retract Wise: mobile-first, system fonts, no external requests */
:root{
  --ink:#1b2426; --ink-2:#465357; --muted:#66757a; --line:#e3e0d8; --bg:#fbfaf6; --card:#fff;
  --brand:#0f3d3e; --brand-2:#14595a; --accent:#e8a33d; --accent-soft:#fdf3e2;
  --ok:#2f7d4f; --ok-soft:#eaf5ee; --warn:#a2401d; --warn-soft:#fbece6; --info-soft:#e8f1f1;
  --radius:12px; --shadow:0 1px 2px rgba(15,61,62,.06),0 4px 16px rgba(15,61,62,.06);
  --font:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --serif:Charter,"Bitstream Charter","Sitka Text",Cambria,Georgia,serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:80px}
body{margin:0;font:400 1.0625rem/1.65 var(--font);color:var(--ink);background:var(--bg)}
img,svg{max-width:100%;height:auto}
a{color:var(--brand-2);text-underline-offset:.18em;text-decoration-thickness:1px}
a:hover{color:var(--brand);text-decoration-thickness:2px}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px;border-radius:3px}
h1,h2,h3{line-height:1.22;color:var(--brand);letter-spacing:-.01em}
h1{font-size:clamp(1.85rem,5vw,2.75rem);margin:.3em 0 .4em;font-family:var(--serif);font-weight:700}
h2{font-size:clamp(1.35rem,3.4vw,1.7rem);margin:2em 0 .6em;font-family:var(--serif)}
h3{font-size:1.15rem;margin:1.6em 0 .4em}
p,ul,ol{margin:0 0 1.05em}
.wrap{max-width:1180px;margin:0 auto;padding:0 18px}
.narrow{max-width:820px}
.muted{color:var(--muted)}
.skip{position:absolute;left:-999px;top:0;background:var(--brand);color:#fff;padding:10px 14px;z-index:99}
.skip:focus{left:8px;top:8px}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(251,250,246,.96);backdrop-filter:saturate(1.4) blur(8px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;gap:14px;min-height:62px}
.brand{display:flex;align-items:center;gap:8px;color:var(--brand);text-decoration:none;font-weight:600;font-size:1.2rem;letter-spacing:-.01em}
.brand b{font-weight:800;color:var(--brand-2)}
.logo-mark{width:36px;height:29px;color:var(--brand)}
.main-nav{display:none;margin-left:auto}
.main-nav>ul{display:flex;gap:2px;list-style:none;margin:0;padding:0;align-items:center}
.main-nav a,.topics-menu summary{display:block;padding:8px 11px;border-radius:8px;color:var(--ink);text-decoration:none;font-size:.97rem;font-weight:500;cursor:pointer}
.main-nav a:hover,.topics-menu summary:hover{background:var(--info-soft)}
.main-nav a[aria-current]{color:var(--brand);background:var(--accent-soft)}
.topics-menu{position:relative}
.topics-menu summary{list-style:none}
.topics-menu summary::-webkit-details-marker{display:none}
.topics-menu summary::after{content:"";display:inline-block;margin-left:6px;border:4px solid transparent;border-top-color:currentColor;transform:translateY(2px)}
.topics-menu ul{position:absolute;right:0;top:calc(100% + 6px);background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);list-style:none;margin:0;padding:8px;min-width:260px;columns:1}
.search-link{margin-left:auto;display:flex;padding:8px;color:var(--brand);border-radius:8px}
.search-link:hover{background:var(--info-soft)}
.mobile-nav summary{list-style:none;cursor:pointer;padding:10px;display:flex;flex-direction:column;gap:4px;border-radius:8px}
.mobile-nav summary::-webkit-details-marker{display:none}
.mobile-nav summary span{display:block;width:22px;height:2px;background:var(--brand);border-radius:2px}
.mobile-nav nav{position:absolute;left:0;right:0;top:62px;background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow);max-height:calc(100vh - 62px);overflow:auto}
.mobile-nav ul{list-style:none;margin:0;padding:8px 18px 18px;display:grid;grid-template-columns:1fr 1fr;gap:2px 12px}
.mobile-nav a{display:block;padding:11px 4px;color:var(--ink);text-decoration:none;border-bottom:1px solid var(--line);font-weight:500}
@media (min-width:1000px){
  .main-nav{display:block}
  .mobile-nav{display:none}
  .search-link{margin-left:4px}
}

/* Breadcrumbs, byline */
.crumbs ol{list-style:none;margin:18px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:4px;font-size:.88rem;color:var(--muted)}
.crumbs li+li::before{content:"/";margin-right:4px;color:#b7b2a6}
.crumbs a{color:var(--muted)}
.byline{display:flex;flex-wrap:wrap;gap:6px 16px;font-size:.9rem;color:var(--muted);padding-bottom:16px;border-bottom:1px solid var(--line)}
.byline a{color:var(--ink-2)}

/* Article layout */
.article-grid{display:block}
.prose{max-width:720px}
.prose>*:first-child{margin-top:1.2em}
.prose ul,.prose ol{padding-left:1.3em}
.prose li{margin:.3em 0}
.lede{font-size:1.18rem;line-height:1.6;color:var(--ink)}
.toc{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:12px 16px;margin:18px 0;font-size:.95rem}
.toc summary{font-weight:700;color:var(--brand);cursor:pointer}
.toc ol{margin:.6em 0 0;padding-left:1.2em}
.toc li{margin:.25em 0}
.toc a{color:var(--ink-2);text-decoration:none}
.toc a:hover{text-decoration:underline}
@media (min-width:1000px){
  .article-grid{display:grid;grid-template-columns:250px minmax(0,1fr);gap:48px}
  .article-aside .toc{position:sticky;top:84px;max-height:calc(100vh - 110px);overflow:auto}
  .article-head{max-width:980px}
}

/* Components */
.takeaways{background:var(--info-soft);border-radius:var(--radius);padding:4px 22px 8px;margin:1.6em 0}
.takeaways h2{font-size:1.1rem;margin:1em 0 .5em;font-family:var(--font);text-transform:uppercase;letter-spacing:.06em;color:var(--brand-2)}
.callout{border-left:4px solid var(--brand-2);background:#fff;padding:14px 18px;border-radius:0 var(--radius) var(--radius) 0;margin:1.5em 0;box-shadow:var(--shadow)}
.callout.warn{border-color:var(--warn);background:var(--warn-soft);box-shadow:none}
.callout.insight{border-color:var(--accent);background:var(--accent-soft);box-shadow:none}
.callout>strong:first-child{color:var(--brand)}
.callout.warn>strong:first-child{color:var(--warn)}
.example{background:#fff;border:1px dashed #c9c3b5;border-radius:var(--radius);padding:14px 18px;margin:1.5em 0}
.verdict{background:var(--brand);color:#fff;border-radius:var(--radius);padding:4px 22px 10px;margin:2em 0}
.verdict h3{color:var(--accent)}
.verdict a{color:#fff}
.proscons{display:grid;gap:14px;margin:1.5em 0}
.proscons>div{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:4px 18px}
.proscons h3{margin-top:.8em}
.pros h3{color:var(--ok)} .cons h3{color:var(--warn)}
@media (min-width:640px){.proscons{grid-template-columns:1fr 1fr}}
.checklist{list-style:none;padding-left:0!important}
.checklist li{position:relative;padding-left:30px}
.checklist li::before{content:"";position:absolute;left:2px;top:.35em;width:16px;height:16px;border:2px solid var(--brand-2);border-radius:4px}
.steps{counter-reset:step;list-style:none;padding-left:0!important}
.steps>li{counter-increment:step;position:relative;padding:0 0 1em 48px;margin:0}
.steps>li::before{content:counter(step);position:absolute;left:0;top:0;width:32px;height:32px;border-radius:50%;background:var(--brand);color:#fff;font-weight:700;display:flex;align-items:center;justify-content:center;font-size:.95rem}
.table-wrap{overflow-x:auto;margin:1.5em 0;border:1px solid var(--line);border-radius:var(--radius);background:#fff;-webkit-overflow-scrolling:touch}
table{border-collapse:collapse;width:100%;font-size:.94rem}
caption{text-align:left;padding:12px 14px;font-weight:600;color:var(--brand);caption-side:top}
th,td{padding:9px 14px;text-align:left;border-top:1px solid var(--line);vertical-align:top}
thead th{background:#f4f2ec;font-weight:650;border-top:0}
tbody tr:nth-child(even){background:#fcfbf8}
td.na{color:var(--muted);font-style:italic}
details{border-bottom:1px solid var(--line);padding:12px 0}
details summary{cursor:pointer;font-weight:600;color:var(--ink)}
details[open] summary{color:var(--brand)}
details p{margin:.6em 0 0}
.sources{margin-top:2.5em;padding-top:.5em;border-top:1px solid var(--line);font-size:.93rem}
.sources h2{font-size:1.1rem;font-family:var(--font)}
.feedback{margin:2em 0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:14px 18px;font-size:.95rem}
.feedback p{margin:0}

/* Cards and hubs */
.cards{list-style:none;padding:0;margin:0;display:grid;gap:14px;grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}
.card a{display:block;height:100%;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px;text-decoration:none;color:var(--ink);transition:border-color .15s,box-shadow .15s}
.card a:hover{border-color:var(--brand-2);box-shadow:var(--shadow)}
.card h3{margin:.3em 0 .35em;font-size:1.05rem;color:var(--brand)}
.card p{margin:0;font-size:.93rem;color:var(--ink-2)}
.kind{font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;font-weight:700;color:#9a6a1c}
.related{margin:3em 0 4em}
.hub-head{max-width:820px}
.hub-intro{font-size:1.08rem;color:var(--ink-2)}
.start-here{margin:1.5em 0 2.5em}
.path{list-style:none;padding:0;margin:0;display:grid;gap:12px;counter-reset:p}
.path li{counter-increment:p}
.path a{display:grid;grid-template-columns:40px 1fr;gap:2px 12px;background:var(--brand);color:#fff;text-decoration:none;border-radius:var(--radius);padding:14px 18px}
.path a::before{content:counter(p);grid-row:span 2;width:32px;height:32px;border-radius:50%;background:var(--accent);color:var(--brand);font-weight:800;display:flex;align-items:center;justify-content:center}
.path span{font-size:.92rem;opacity:.85}
@media (min-width:800px){.path{grid-template-columns:repeat(3,1fr)}}
.other-hubs{margin:3em 0 4em}
.other-hubs ul{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:8px}
.other-hubs a{display:inline-block;padding:7px 13px;border:1px solid var(--line);border-radius:999px;background:#fff;text-decoration:none;font-size:.93rem}

/* Home */
.hero{background:linear-gradient(160deg,#0f3d3e 0%,#14595a 70%,#1d6d6c 100%);color:#fff;padding:44px 0 50px;overflow:hidden}
.hero-grid{display:grid;gap:28px;align-items:center}
.hero h1{color:#fff;font-size:clamp(2rem,6vw,3.2rem);margin:0 0 .35em}
.hero p{font-size:1.15rem;opacity:.92;max-width:40em}
.hero .eyebrow{color:var(--accent);font-weight:700;text-transform:uppercase;letter-spacing:.1em;font-size:.8rem;margin-bottom:.8em}
.hero-search{display:flex;gap:8px;margin:22px 0 10px;max-width:520px}
.hero-search input{flex:1;min-width:0;font:inherit;padding:13px 16px;border-radius:10px;border:0}
.btn{display:inline-block;font:inherit;font-weight:650;background:var(--accent);color:var(--brand);border:0;border-radius:10px;padding:12px 18px;cursor:pointer;text-decoration:none}
.btn:hover{background:#f0b65a;color:var(--brand)}
.btn.ghost{background:transparent;color:inherit;border:1px solid currentColor}
.hero-art{max-width:460px;justify-self:center}
@media (min-width:900px){.hero-grid{grid-template-columns:1.2fr .8fr}.hero{padding:70px 0 76px}}
.paths{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));margin:-30px 0 0;position:relative}
.paths a{display:block;background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:18px 20px;text-decoration:none;color:var(--ink);border-top:4px solid var(--accent)}
.paths a strong{display:block;color:var(--brand);font-size:1.08rem;margin-bottom:4px}
.paths a span{font-size:.94rem;color:var(--ink-2)}
.home-section{margin:3.5em 0}
.home-section>h2{margin-top:0}
.topics{display:grid;gap:16px;grid-template-columns:repeat(auto-fill,minmax(270px,1fr))}
.topic{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:4px 20px 16px}
.topic h3 a{text-decoration:none;color:var(--brand)}
.topic ul{padding-left:1.1em;font-size:.95rem}
.topic .more{font-weight:600;font-size:.92rem}
.toolgrid{display:grid;gap:14px;grid-template-columns:repeat(auto-fill,minmax(230px,1fr))}
.toolgrid a{display:flex;gap:12px;align-items:flex-start;background:var(--accent-soft);border-radius:var(--radius);padding:16px;text-decoration:none;color:var(--ink)}
.toolgrid svg{flex:none;width:34px;height:34px;color:var(--brand)}
.toolgrid strong{display:block;color:var(--brand)}
.toolgrid span{font-size:.92rem;color:var(--ink-2)}
.insight-band{background:#fff;border:1px solid var(--line);border-radius:18px;padding:8px 24px 18px;display:grid;gap:10px}
@media (min-width:800px){.insight-band{grid-template-columns:1fr 1fr;gap:36px;padding:16px 36px 26px}}
.trust{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
.trust div{padding:4px 0}
.trust h3{margin-top:.4em}

/* Footer */
.site-footer{background:#0c3233;color:#d6e2e1;margin-top:4em;padding:40px 0 30px;font-size:.94rem}
.site-footer a{color:#fff;text-decoration:none}
.site-footer a:hover{text-decoration:underline}
.footer-cols{display:grid;gap:22px;grid-template-columns:repeat(auto-fill,minmax(180px,1fr))}
.footer-cols h2{color:var(--accent);font-size:.82rem;text-transform:uppercase;letter-spacing:.1em;font-family:var(--font);margin:0 0 .6em}
.footer-cols ul{list-style:none;padding:0;margin:0}
.footer-cols li{margin:.35em 0}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:28px;padding-top:22px}
.brand-foot{color:#fff}.brand-foot b{color:var(--accent)}.brand-foot .logo-mark{color:#fff}
.footer-links{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:6px 18px;margin:12px 0}
.copy{color:#9fb5b4;font-size:.86rem}

/* Tools */
.tool{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px;margin:1.5em 0;box-shadow:var(--shadow)}
.tool fieldset{border:0;padding:0;margin:0 0 6px}
.tool legend{font-weight:700;color:var(--brand);margin-bottom:8px}
.fields{display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(180px,1fr))}
.field label{display:block;font-size:.88rem;font-weight:600;color:var(--ink-2);margin-bottom:4px}
.field input,.field select{width:100%;font:inherit;padding:10px 12px;border:1px solid #cfc9bb;border-radius:9px;background:#fff;color:var(--ink)}
.field small{display:block;color:var(--muted);font-size:.8rem;margin-top:3px;line-height:1.35}
.result{margin-top:16px;background:var(--info-soft);border-radius:12px;padding:16px 18px}
.result h3{margin:.1em 0 .5em}
.result .big{font-size:1.6rem;font-weight:800;color:var(--brand);line-height:1.2}
.result ul{margin-bottom:0}
.flag{display:inline-block;font-weight:700;border-radius:6px;padding:2px 8px;font-size:.9rem}
.flag.ok{background:var(--ok-soft);color:var(--ok)} .flag.warn{background:var(--warn-soft);color:var(--warn)} .flag.mid{background:var(--accent-soft);color:#8a5a10}
.diagram{background:#f7f5ef;border-radius:12px;margin-top:14px;padding:8px}
.diagram svg{display:block;width:100%;height:auto}
.search-box input{width:100%;font:inherit;font-size:1.1rem;padding:14px 16px;border:2px solid var(--brand-2);border-radius:12px}
.search-results{list-style:none;padding:0}
.search-results li{padding:14px 0;border-bottom:1px solid var(--line)}
.search-results a{font-weight:650;font-size:1.08rem}
.search-results p{margin:.2em 0 0;font-size:.94rem;color:var(--ink-2)}
dl.glossary dt{font-weight:750;color:var(--brand);margin-top:1.3em;font-size:1.06rem}
dl.glossary dd{margin:.3em 0 0}
.letters{display:flex;flex-wrap:wrap;gap:6px;list-style:none;padding:0!important}
.letters a{display:inline-block;padding:4px 10px;border:1px solid var(--line);border-radius:6px;background:#fff;text-decoration:none}
.sitemap-grid{display:grid;gap:10px 30px;grid-template-columns:repeat(auto-fill,minmax(300px,1fr))}
.sitemap-grid h2{font-size:1.15rem}
.sitemap-grid ul{padding-left:1.1em;font-size:.95rem}
.page-updated{margin-top:0}
@media print{.site-header,.site-footer,.related,.article-aside,.feedback{display:none}}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}