:root{
  --ink:#0f172a;--mut:#475569;--line:#e2e8f0;--bg:#f8fafc;--card:#fff;
  --brand:#0e7490;--brand2:#155e75;--accent:#ea580c;--accentink:#1c0a00;
  --ok:#065f46;--soft:#ecfeff;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:#fff;line-height:1.65;font-size:17px}
a{color:var(--brand2)}
img{max-width:100%;display:block}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:#fff;padding:8px;z-index:99;border:2px solid var(--brand)}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
header.site{position:sticky;top:0;z-index:20;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 4px 14px rgba(15,23,42,.04)}
.bar{max-width:1080px;margin:0 auto;padding:10px 20px;display:flex;align-items:center;gap:18px}
.logo{font-weight:900;font-size:1.05rem;letter-spacing:-.02em;color:var(--brand2);text-decoration:none;line-height:1.2;max-width:220px}
nav{margin-left:auto}
nav ul{list-style:none;margin:0;padding:0;display:flex;gap:18px;align-items:center;flex-wrap:wrap}
nav a{color:var(--ink);font-weight:650;text-decoration:none;display:inline-flex;align-items:center;min-height:44px}
nav a:hover{color:var(--brand)}
.mnav{display:none}
.mnav summary{list-style:none;cursor:pointer;font-weight:700;border:1px solid #cbd5e1;border-radius:8px;padding:0 14px;min-height:44px;display:inline-flex;align-items:center}
.mnav summary::-webkit-details-marker{display:none}
.mnav ul{display:none;position:absolute;right:12px;top:54px;background:#fff;border:1px solid var(--line);border-radius:10px;padding:8px 14px;min-width:200px;box-shadow:0 10px 24px rgba(0,0,0,.1);flex-direction:column;gap:0}
.mnav[open] ul{display:flex}
.mnav a{display:flex;align-items:center;min-height:44px;min-width:44px;padding:10px 8px;width:100%}
.note-bar{background:var(--soft);border-bottom:1px solid #a5f3fc;color:#155e75;font-size:.92rem;padding:10px 0}
.note-bar strong{font-weight:800}
.hero{background:linear-gradient(135deg,#083344 0%,#0e7490 55%,#155e75 100%);color:#fff;padding:48px 0 40px}
.hero h1{font-size:clamp(1.85rem,4.2vw,2.75rem);line-height:1.15;letter-spacing:-.02em;margin:0 0 14px;font-weight:900;max-width:18ch}
.hero .lede{font-size:1.12rem;max-width:62ch;margin:0 0 18px;color:#ecfeff}
.hero .meta{font-size:.92rem;color:#a5f3fc;margin:0}
.btns{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}
.btn{display:inline-flex;align-items:center;justify-content:center;font-weight:800;text-decoration:none;padding:0 22px;min-height:48px;border-radius:8px}
.btn.primary{background:var(--accent);color:var(--accentink)}
.btn.ghost{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.7)}
.prose .btn.ghost{color:var(--brand2);border-color:var(--brand)}
section{padding:48px 0}
section.alt{background:var(--bg)}
h2{font-size:clamp(1.45rem,2.8vw,1.95rem);letter-spacing:-.015em;line-height:1.2;margin:0 0 16px;color:var(--brand2)}
h3{font-size:1.15rem;margin:22px 0 8px;line-height:1.3}
.prose{max-width:760px}
.prose p,.prose li{color:#1e293b}
.prose p{margin:0 0 14px}
.prose ul,.prose ol{margin:0 0 16px;padding-left:1.2em}
.prose li{margin:0 0 8px}
.kicker{display:inline-block;background:#cffafe;color:#155e75;font-weight:800;text-transform:uppercase;letter-spacing:.05em;font-size:.75rem;padding:5px 10px;border-radius:4px;margin:0 0 12px}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px;margin-top:18px}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px 18px 16px}
.card h3{margin:0 0 8px;font-size:1.05rem}
.card p{margin:0;color:var(--mut);font-size:.95rem}
.card .tag{display:inline-block;font-size:.75rem;font-weight:800;text-transform:uppercase;letter-spacing:.04em;color:var(--brand2);background:#ecfeff;border-radius:999px;padding:3px 10px;margin-bottom:10px}
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:12px;background:#fff;-webkit-overflow-scrolling:touch}
table.compare{width:100%;border-collapse:collapse;font-size:.92rem;min-width:820px}
table.compare th,table.compare td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
table.compare th{background:#083344;color:#fff;font-weight:750;position:sticky;top:0}
table.compare tr:nth-child(even) td{background:#f8fafc}
table.compare td.model{font-weight:750;color:var(--ink);min-width:150px}
table.compare a{font-weight:700}
.cite{font-size:.82rem;color:var(--mut)}
.cite a{font-weight:650}
.disclosure{background:#fff7ed;border:1px solid #fed7aa;border-radius:10px;padding:12px 14px;font-size:.92rem;color:#9a3412;margin:16px 0}
.sources{font-size:.92rem}
.sources li{margin:0 0 10px}
.faq details{border:1px solid var(--line);border-radius:10px;padding:12px 16px;background:#fff;margin:0 0 10px}
.faq summary{font-weight:750;cursor:pointer;min-height:44px;display:flex;align-items:center}
.faq details p{margin:10px 0 4px;color:var(--mut)}
.cta{background:var(--brand2);color:#fff;text-align:center}
.cta h2{color:#fff}
.cta p{color:#ecfeff;max-width:55ch;margin:0 auto 18px}
.cta .btn.primary{background:#fff;color:var(--brand2)}
footer.site{background:#0b2530;color:#a5f3fc;padding:36px 0 48px;font-size:.9rem}
footer.site a{color:#fff;text-decoration:none;display:inline-block;padding:8px 0}
footer.site .flogo{font-weight:900;color:#fff;font-size:1.05rem;margin:0 0 8px}
footer.site .disc{color:#67e8f9;font-size:.82rem;margin:14px 0 0;max-width:70ch}
footer.site nav ul{display:flex;flex-wrap:wrap;gap:8px 18px;list-style:none;padding:0;margin:12px 0 0}
.fine{font-size:.9rem;color:var(--mut)}
.updated{font-size:.88rem;color:var(--mut);margin:8px 0 0}
@media (max-width:760px){
  .dnav{display:none}
  .mnav{display:block;position:relative}
  .bar{gap:10px;padding:8px 14px}
  .logo{font-size:.95rem}
  section{padding:36px 0}
  .hero{padding:36px 0 32px}
}