:root{--ink:#14232b;--muted:#4f5f68;--line:#dfe6e8;--bg:#fbfaf7;--card:#fff;--brand:#0e5e63;--brand-d:#0a4649;--brand-l:#e6f2f1;--accent:#e8a33d;--warn:#fff6e5;--warn-b:#f0c675;--radius:14px;--max:1080px}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;font:17px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;color:var(--ink);background:var(--bg)}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand)}a:hover{color:var(--brand-d)}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px}.skip:focus{left:12px;top:12px;background:#fff;padding:8px 12px;z-index:9}
header.site{position:sticky;top:0;z-index:5;background:rgba(251,250,247,.94);backdrop-filter:saturate(1.4) blur(8px);border-bottom:1px solid var(--line)}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;height:60px;gap:12px}
.logo{display:flex;align-items:center;gap:9px;font-weight:700;font-size:19px;color:var(--ink);text-decoration:none;letter-spacing:-.01em}
.logo b{color:var(--brand)}
.logo svg{flex:none}
nav.top a{color:var(--muted);text-decoration:none;font-size:15px;margin-left:18px}nav.top a:hover{color:var(--ink)}
nav.top a.btn,nav.top a.btn:hover{color:#fff}
nav.top .hide-sm{display:none}
.btn{display:inline-block;background:var(--brand);color:#fff;border:0;border-radius:10px;padding:12px 18px;font:600 16px/1.2 inherit;text-decoration:none;cursor:pointer}
.btn:hover{background:var(--brand-d);color:#fff}.btn.sm{padding:8px 12px;font-size:14px}
.btn.ghost{background:transparent;color:var(--brand);border:1.5px solid var(--brand)}
.hero{padding:44px 0 28px}
.eyebrow{display:inline-block;font-size:13px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--brand);background:var(--brand-l);padding:4px 10px;border-radius:999px}
h1{font-size:clamp(30px,6.2vw,50px);line-height:1.1;letter-spacing:-.02em;margin:14px 0 14px}
h2{font-size:clamp(24px,4.2vw,34px);line-height:1.2;letter-spacing:-.01em;margin:0 0 12px}
h3{font-size:19px;margin:0 0 6px}
.lead{font-size:clamp(17px,2.4vw,20px);color:var(--muted);max-width:42em}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;margin:22px 0 10px}
.small{font-size:14px;color:var(--muted)}
section{padding:44px 0;border-top:1px solid var(--line)}
section.tint{background:#f3f6f5}
.grid{display:grid;gap:16px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px}
.steps{counter-reset:s;list-style:none;padding:0;margin:0}
.steps li{counter-increment:s;position:relative;padding:0 0 0 52px;margin:0 0 18px}
.steps li::before{content:counter(s);position:absolute;left:0;top:0;width:36px;height:36px;border-radius:50%;background:var(--brand);color:#fff;display:grid;place-items:center;font-weight:700}
.datebar{display:grid;gap:10px;margin-top:22px;grid-template-columns:1fr 1fr}
.date{background:#fff;border:1px solid var(--line);border-left:4px solid var(--brand);border-radius:10px;padding:10px 14px}
.date strong{display:block;font-size:18px}
.compare{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;font-size:15px}
.compare th,.compare td{padding:11px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.compare thead th{background:var(--brand);color:#fff;font-weight:600}
.compare tbody tr:last-child td{border-bottom:0}
.tablewrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
figure{margin:0}
.preview{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:10px;box-shadow:0 10px 30px rgba(20,35,43,.08)}
figcaption{font-size:14px;color:var(--muted);margin-top:10px}
.label{display:inline-block;background:var(--warn);border:1px solid var(--warn-b);color:#6b4a00;font-size:12px;font-weight:700;padding:2px 8px;border-radius:6px;letter-spacing:.03em;text-transform:uppercase}
.notice{background:var(--warn);border:1px solid var(--warn-b);border-radius:12px;padding:14px 16px;font-size:15px}
.notice.info{background:var(--brand-l);border-color:#b9dad7}
details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:0 16px;margin:0 0 10px}
summary{cursor:pointer;font-weight:600;padding:14px 0;list-style:none}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";float:right;color:var(--brand);font-weight:700}
details[open] summary::after{content:"–"}
details>div{padding:0 0 14px;color:var(--muted)}
form.waitlist{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;max-width:620px}
label.field{display:block;font-weight:600;margin:0 0 6px}
input[type=email]{width:100%;font:inherit;padding:12px 14px;border:1.5px solid #b8c5c9;border-radius:10px;background:#fff}
input[type=email]:focus,.chk input:focus-visible{outline:3px solid #8cc9c4;outline-offset:1px}
fieldset{border:0;padding:0;margin:18px 0 0}
legend{font-weight:600;margin-bottom:8px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chk{display:inline-flex;align-items:center;gap:8px;border:1.5px solid #c9d4d7;border-radius:999px;padding:7px 12px;font-size:15px;cursor:pointer;background:#fff}
.chk:has(input:checked){border-color:var(--brand);background:var(--brand-l)}
.consent{display:flex;gap:10px;align-items:flex-start;margin:18px 0;font-size:14px;color:var(--muted)}
.consent input{margin-top:4px;width:18px;height:18px;flex:none}
.hp{position:absolute;left:-5000px}
.formmsg{margin-top:12px;font-weight:600}.formmsg.ok{color:#11633a}.formmsg.err{color:#a11d1d}
footer.site{border-top:1px solid var(--line);padding:30px 0 40px;font-size:14px;color:var(--muted)}
footer.site a{color:var(--muted)}
.cols{display:grid;gap:22px}
/* guide pages */
.crumbs{font-size:14px;color:var(--muted);margin:22px 0 0}.crumbs a{color:var(--muted)}
article.guide{max-width:760px}
article.guide h2{font-size:clamp(22px,3.6vw,28px);margin-top:36px}
article.guide table{width:100%;border-collapse:collapse;font-size:15px;background:#fff;border:1px solid var(--line)}
article.guide th,article.guide td{border-bottom:1px solid var(--line);padding:9px 10px;text-align:left;vertical-align:top}
article.guide thead th{background:var(--brand-l)}
article.guide td.num,article.guide th.num{text-align:right;font-variant-numeric:tabular-nums}
.answer{background:#fff;border:1px solid var(--line);border-left:4px solid var(--brand);border-radius:10px;padding:14px 16px;margin:18px 0}
.cta-box{background:var(--brand);color:#fff;border-radius:var(--radius);padding:22px;margin:36px 0}
.cta-box a.btn{background:#fff;color:var(--brand)}.cta-box p{margin:6px 0 14px;color:#e2f1f0}
.sources li{margin-bottom:6px}
.guide-list{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.guide-list a{display:block;background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 14px;text-decoration:none;color:var(--ink)}
.guide-list a:hover{border-color:var(--brand)}
.guide-list span{display:block;font-size:14px;color:var(--muted)}
@media (min-width:720px){
  nav.top .hide-sm{display:inline}
  .grid.c2{grid-template-columns:1fr 1fr}.grid.c3{grid-template-columns:repeat(3,1fr)}
  .datebar{grid-template-columns:repeat(4,1fr)}
  .cols{grid-template-columns:1.1fr .9fr;align-items:start}
  .guide-list{grid-template-columns:1fr 1fr}
  .hero{padding:72px 0 44px}
  section{padding:64px 0}
}
@media (prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}