:root{
  --ink:#152019; --muted:#5f6d64; --paper:#fbfaf6; --surface:#ffffff;
  --line:#dce5dd; --brand:#173f2e; --brand2:#235e44; --accent:#d6f06d;
  --soft:#eef5ef; --warm:#f4efe3; --shadow:0 10px 35px rgba(21,32,25,.08);
  --radius:18px; --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.68}
a{color:var(--brand2);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:var(--brand)}
img{max-width:100%;height:auto}
.wrap{width:min(calc(100% - 36px),var(--max));margin:auto}
.skip{position:absolute;left:-9999px;top:8px;background:#fff;padding:10px 14px;z-index:999}
.skip:focus{left:8px}
.site-header{position:sticky;top:0;z-index:50;background:rgba(251,250,246,.96);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.header-row{min-height:74px;display:flex;align-items:center;gap:24px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none;font-weight:850;letter-spacing:-.02em;white-space:nowrap}
.brand-mark{width:34px;height:34px;border-radius:10px;background:var(--brand);display:grid;place-items:center;color:var(--accent);font-weight:900}
nav{margin-left:auto}
nav ul{display:flex;list-style:none;gap:20px;margin:0;padding:0;align-items:center}
nav a{color:var(--ink);text-decoration:none;font-weight:650;font-size:.94rem}
nav a:hover{text-decoration:underline}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--brand);color:#fff!important;text-decoration:none!important;padding:11px 16px;border-radius:999px;font-weight:800;border:1px solid var(--brand);line-height:1.15}
.btn:hover{background:var(--brand2)}
.btn.accent{background:var(--accent);border-color:var(--accent);color:var(--ink)!important}
.mobile-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:10px;padding:9px 11px;font-weight:800}
.hero{padding:76px 0 52px;background:radial-gradient(circle at 80% 10%,#e7f5b6 0,transparent 32%),linear-gradient(180deg,#f6f8ef,transparent)}
.eyebrow{text-transform:uppercase;letter-spacing:.12em;font-size:.78rem;font-weight:850;color:var(--brand2)}
h1,h2,h3{line-height:1.14;letter-spacing:-.035em}
h1{font-size:clamp(2.35rem,6vw,4.8rem);max-width:940px;margin:.22em 0 .28em}
h2{font-size:clamp(1.65rem,3vw,2.55rem);margin:1.6em 0 .45em}
h3{font-size:1.25rem;margin:1.4em 0 .35em}
.lede{font-size:clamp(1.08rem,2vw,1.3rem);max-width:790px;color:#3c4b41}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.hero-grid{display:grid;grid-template-columns:1.45fr .75fr;gap:42px;align-items:center}
.hero-card,.card,.cta-box,.sidebar-box{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.hero-card{padding:24px}
.hero-card strong{display:block;font-size:1.1rem;margin-bottom:8px}
.steps{display:grid;gap:10px;margin-top:15px}
.step{display:grid;grid-template-columns:34px 1fr;gap:10px;align-items:start}
.num{width:30px;height:30px;border-radius:50%;display:grid;place-items:center;background:var(--soft);font-weight:900;color:var(--brand)}
.section{padding:54px 0}
.section.alt{background:#f3f6f1;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{padding:22px}
.card h3{margin-top:0}
.card p{color:var(--muted)}
.kicker{font-size:.77rem;text-transform:uppercase;letter-spacing:.1em;font-weight:800;color:var(--brand2)}
.article-shell{display:grid;grid-template-columns:minmax(0,760px) 300px;gap:48px;align-items:start;padding:42px 0 70px}
.breadcrumbs{font-size:.88rem;color:var(--muted);margin-bottom:20px}
.breadcrumbs a{color:var(--muted)}
.article h1{font-size:clamp(2.15rem,5vw,3.7rem);margin:.2em 0 .3em}
.article .dek{font-size:1.18rem;color:var(--muted)}
.article p,.article li{font-size:1.03rem}
.article ul,.article ol{padding-left:1.25rem}
.answer-box{background:var(--soft);border-left:5px solid var(--brand2);padding:18px 20px;border-radius:0 14px 14px 0;margin:26px 0}
.note{background:var(--warm);padding:17px 20px;border-radius:14px;border:1px solid #e7deca;margin:24px 0}
.cta-box{padding:24px;margin:34px 0;background:linear-gradient(135deg,#173f2e,#235e44);color:#fff;border:none}
.cta-box h2,.cta-box h3{color:#fff;margin-top:0}
.cta-box p{color:#eef7f0}
.cta-box .fine{font-size:.78rem;opacity:.82;margin:12px 0 0}
.sidebar{position:sticky;top:98px;display:grid;gap:18px}
.sidebar-box{padding:20px}
.sidebar-box h3{margin-top:0;font-size:1.05rem}
.sidebar-box ul{list-style:none;margin:0;padding:0}
.sidebar-box li+li{border-top:1px solid var(--line)}
.sidebar-box li a{display:block;padding:9px 0;text-decoration:none;font-weight:650}
.sidebar-cta{background:var(--brand);color:#fff;border:none}
.sidebar-cta p{color:#eaf1ec;font-size:.92rem}
.sidebar-cta .btn{background:var(--accent);color:var(--ink)!important;border-color:var(--accent);width:100%}
.disclosure{font-size:.85rem;color:var(--muted);border-top:1px solid var(--line);padding-top:14px;margin-top:28px}
.related{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:22px}
.related a{background:#fff;border:1px solid var(--line);border-radius:14px;padding:15px;text-decoration:none;font-weight:750}
.hub-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.hub-item{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px}
.hub-item a{font-weight:850;font-size:1.06rem;text-decoration:none}
.badge{display:inline-block;font-size:.74rem;font-weight:850;text-transform:uppercase;letter-spacing:.08em;padding:5px 9px;border-radius:999px;background:var(--soft);color:var(--brand)}
table{width:100%;border-collapse:collapse;margin:24px 0;background:#fff;border:1px solid var(--line)}
th,td{padding:13px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
th{background:var(--soft)}
footer{background:#11251a;color:#dfe8e1;padding:46px 0 28px}
footer a{color:#eaf4eb}
.footer-grid{display:grid;grid-template-columns:1.3fr repeat(3,1fr);gap:32px}
.footer-grid ul{list-style:none;margin:0;padding:0}
.footer-grid li{margin:8px 0}
.footer-note{margin-top:34px;padding-top:20px;border-top:1px solid #385043;color:#adc0b2;font-size:.84rem}
.mobile-sticky{display:none}
@media(max-width:980px){
  .article-shell{grid-template-columns:1fr}
  .sidebar{position:static;grid-template-columns:1fr 1fr}
  .hero-grid{grid-template-columns:1fr}
  .cards{grid-template-columns:1fr 1fr}
  nav ul{gap:12px}
  nav li:nth-child(3),nav li:nth-child(4),nav li:nth-child(5){display:none}
}
@media(max-width:700px){
  .wrap{width:min(calc(100% - 26px),var(--max))}
  .header-row{min-height:64px}
  .mobile-toggle{display:block;margin-left:auto}
  nav{display:none;position:absolute;top:64px;left:0;right:0;background:var(--paper);border-bottom:1px solid var(--line);padding:16px 20px}
  nav.open{display:block}
  nav ul{display:grid;gap:5px}
  nav li{display:block!important}
  nav a{display:block;padding:9px}
  .header-row>.btn{display:none}
  .cards,.hub-list,.related,.footer-grid,.sidebar{grid-template-columns:1fr}
  .hero{padding-top:52px}
  .article-shell{padding-top:28px}
  .mobile-sticky{display:block;position:fixed;left:12px;right:12px;bottom:12px;z-index:45}
  .mobile-sticky .btn{width:100%;box-shadow:0 8px 30px rgba(0,0,0,.25);background:var(--accent);color:var(--ink)!important;border-color:var(--accent)}
  body{padding-bottom:68px}
}