:root{
  --navy:#1f274b; --navy2:#31395f; --mint:#6bcf9f; --teal:#5bbcab;
  --leaf:#4d9d43; --cream:#f7f6f1; --paper:#ffffff; --ink:#20243a;
  --muted:#667085; --line:#dfe5df; --soft:#edf8f3; --warn:#fff6dd;
  --shadow:0 18px 50px rgba(31,39,75,.12); --radius:22px;
  --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--cream);line-height:1.65}
img{max-width:100%;height:auto}
a{color:#245f52;text-underline-offset:3px}
a:hover{color:var(--navy)}
.container{width:min(var(--max),calc(100% - 32px));margin:auto}
.skip{position:absolute;left:-999px;top:auto}.skip:focus{left:16px;top:12px;z-index:10000;background:#fff;padding:10px 14px;border-radius:10px}
.site-header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.header-row{min-height:76px;display:flex;align-items:center;gap:24px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--navy);font-weight:900;letter-spacing:-.02em;white-space:nowrap}
.brand-mark{width:38px;height:38px}
.nav{display:flex;align-items:center;gap:22px;margin-left:auto}
.nav a{text-decoration:none;color:var(--ink);font-weight:700;font-size:.95rem}
.nav .nav-cta{background:var(--navy);color:#fff;padding:10px 14px;border-radius:999px}
.menu-btn{display:none;margin-left:auto;border:1px solid var(--line);background:#fff;border-radius:12px;padding:10px 12px;font-weight:800;color:var(--navy)}
.disclosure-bar{background:var(--navy);color:#eef1ff;font-size:.83rem;text-align:center;padding:7px 12px}
.disclosure-bar a{color:#baf0da}
main{min-height:60vh}
.hero{background:linear-gradient(145deg,#eef9f4 0%,#ffffff 55%,#eef0f8 100%);border-bottom:1px solid var(--line)}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;align-items:center;gap:44px;padding:68px 0 58px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.8rem;text-transform:uppercase;letter-spacing:.12em;font-weight:900;color:#317866;background:#dff5eb;padding:7px 11px;border-radius:999px}
h1,h2,h3{color:var(--navy);line-height:1.18;letter-spacing:-.028em}
h1{font-size:clamp(2.3rem,5vw,4.8rem);margin:.25em 0 .25em}
h2{font-size:clamp(1.6rem,3vw,2.45rem);margin-top:1.7em}
h3{font-size:1.25rem;margin-top:1.4em}
.lede{font-size:1.18rem;color:#475467;max-width:720px}
.hero-img-wrap{position:relative}
.hero-img{filter:drop-shadow(0 22px 30px rgba(31,39,75,.18));max-height:500px;object-fit:contain}
.hero-badge{position:absolute;right:0;bottom:12%;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);padding:12px 16px;border-radius:16px;font-weight:800;color:var(--navy)}
.btn-row{display:flex;gap:12px;flex-wrap:wrap;margin:26px 0 8px}
.btn{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;border-radius:999px;padding:13px 18px;font-weight:900;border:2px solid transparent;transition:.18s transform ease,.18s box-shadow ease}
.btn:hover{transform:translateY(-1px);box-shadow:0 10px 24px rgba(31,39,75,.14)}
.btn-primary{background:var(--navy);color:#fff}.btn-primary:hover{color:#fff}
.btn-secondary{background:#fff;color:var(--navy);border-color:#ccd5d2}
.btn-mint{background:var(--mint);color:#102d28}.btn-mint:hover{color:#102d28}
.mini-note{font-size:.85rem;color:var(--muted)}
.breadcrumbs{font-size:.86rem;color:var(--muted);padding:18px 0 0}.breadcrumbs a{color:var(--muted)}
.article-shell{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:44px;padding:34px 0 74px}
.article{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:clamp(24px,4vw,54px);box-shadow:0 8px 24px rgba(31,39,75,.05)}
.article h1{font-size:clamp(2.1rem,4vw,3.5rem)}
.article p,.article li{font-size:1.02rem}
.article ul,.article ol{padding-left:1.25rem}
.article .updated{font-size:.86rem;color:var(--muted);margin-bottom:18px}
.sidebar{display:flex;flex-direction:column;gap:20px}
.sticky{position:sticky;top:104px}
.product-card,.card,.callout,.source-box,.faq-item{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px}
.product-card{box-shadow:var(--shadow);text-align:center}
.product-card img{max-height:230px;object-fit:contain}
.product-card h3{margin:.25rem 0 .5rem}
.product-card .btn{width:100%}
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:24px 0}
.card h3{margin-top:.2rem}
.callout{background:var(--soft);border-color:#cdeade;margin:24px 0}
.callout.warning{background:var(--warn);border-color:#f1ddb0}
.callout strong{color:var(--navy)}
table{width:100%;border-collapse:collapse;margin:24px 0;font-size:.95rem}
th,td{text-align:left;border-bottom:1px solid var(--line);padding:13px 12px;vertical-align:top}
th{background:#f3f7f5;color:var(--navy)}
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:16px}
.table-wrap table{margin:0}
.kpi{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:24px 0}
.kpi div{background:#f8faf9;border:1px solid var(--line);padding:16px;border-radius:14px}
.kpi b{display:block;color:var(--navy);font-size:1.05rem}
.compare-note{font-size:.84rem;color:var(--muted)}
.faq{display:grid;gap:12px;margin:20px 0}.faq-item h3{margin:.05rem 0 .5rem;font-size:1.08rem}
.source-box{background:#fbfcfb;margin-top:34px}.source-box h2{font-size:1.2rem;margin-top:0}.source-box li{font-size:.9rem}
.hub{padding:54px 0 76px}
.hub-head{max-width:820px;margin-bottom:30px}
.hub-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.hub-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;text-decoration:none;color:inherit;box-shadow:0 7px 22px rgba(31,39,75,.05)}
.hub-card:hover{border-color:#9fcec0;transform:translateY(-1px)}
.hub-card h2{font-size:1.25rem;margin:.2rem 0 .5rem}.hub-card p{color:var(--muted);margin:0}
.promo-strip{background:linear-gradient(110deg,var(--navy),#35406e);color:#fff;padding:28px;border-radius:22px;display:grid;grid-template-columns:120px 1fr auto;gap:22px;align-items:center;margin:36px 0}
.promo-strip img{max-height:110px;object-fit:contain}.promo-strip h2{color:#fff;margin:0 0 6px;font-size:1.55rem}.promo-strip p{margin:0;color:#e6e9f8}
.site-footer{background:#151a33;color:#dce2f0;padding:48px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:30px}.site-footer h3{color:#fff;margin-top:0}.site-footer a{color:#dce2f0}.footer-links{display:grid;gap:7px}.footnote{border-top:1px solid rgba(255,255,255,.14);padding-top:18px;margin-top:30px;font-size:.82rem;color:#abb4cb}
.overlay{position:fixed;inset:0;background:rgba(14,20,39,.76);backdrop-filter:blur(7px);z-index:5000;display:none;align-items:center;justify-content:center;padding:20px}
.overlay.show{display:flex}
.overlay-card{width:min(920px,100%);max-height:calc(100vh - 30px);overflow:auto;background:linear-gradient(145deg,#f5fffb,#fff 48%,#eef1fb);border-radius:28px;box-shadow:0 30px 90px rgba(0,0,0,.35);display:grid;grid-template-columns:.9fr 1.1fr;gap:10px;position:relative;padding:32px}
.overlay-close{position:absolute;right:18px;top:16px;border:0;background:#fff;border-radius:50%;width:42px;height:42px;font-size:1.4rem;cursor:pointer;box-shadow:0 6px 20px rgba(31,39,75,.14)}
.overlay-media{display:flex;align-items:center;justify-content:center}.overlay-media img{max-height:420px;object-fit:contain}
.overlay-copy{padding:24px 18px 18px}.overlay-copy h2{font-size:clamp(2rem,4vw,3rem);margin:.25rem 0}.overlay-copy .btn{width:100%;margin-top:12px}
.offer-points{display:grid;gap:8px;margin:18px 0}.offer-points span{display:flex;gap:8px;align-items:flex-start}
.offer-points span:before{content:"✓";font-weight:900;color:#2f8c6f}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:20px}
hr{border:0;border-top:1px solid var(--line);margin:34px 0}
code{background:#eef2f0;padding:2px 5px;border-radius:5px}
@media(max-width:900px){
  .hero-grid,.article-shell,.overlay-card{grid-template-columns:1fr}
  .hero-grid{padding:44px 0}.hero-img-wrap{order:-1;text-align:center}.hero-img{max-height:330px}
  .sidebar{order:-1}.sidebar .sticky{position:static}
  .card-grid,.hub-grid{grid-template-columns:1fr 1fr}.kpi{grid-template-columns:1fr 1fr}
  .promo-strip{grid-template-columns:90px 1fr}.promo-strip .btn{grid-column:1/-1}
  .overlay-media img{max-height:230px}.overlay-copy{padding-top:0}
}
@media(max-width:760px){
  .js .nav{display:none;position:absolute;left:16px;right:16px;top:77px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);padding:14px;flex-direction:column;align-items:stretch}
  .js .nav.open{display:flex}.menu-btn{display:block}.nav a{padding:9px}.nav .nav-cta{text-align:center}
  .card-grid,.hub-grid,.two-col{grid-template-columns:1fr}
  .article{padding:24px}.article-shell{gap:18px;padding-top:20px}
  .footer-grid{grid-template-columns:1fr}.promo-strip{grid-template-columns:70px 1fr;padding:20px}
  .overlay{padding:0}.overlay-card{border-radius:0;max-height:100vh;height:100vh;padding:20px;align-content:center}
  .overlay-close{right:12px;top:12px}
}