:root{
  --plaster:#F4F1EC; --white:#FFFFFF; --ink:#16191C; --ink-2:#3B4046; --grey:#6A6F74; --rule:#DEDAD3;
  --blue:#2747D6; --blue-d:#1A33A6; --blue-l:#E7EBFB; --graphite:#1E2226;
  --sans:"Geist",system-ui,-apple-system,"Segoe UI",sans-serif; --mono:"Geist Mono",ui-monospace,Menlo,monospace;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--plaster);color:var(--ink);font:400 17px/1.6 var(--sans)}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
.er-wrap{max-width:1200px;margin:0 auto;padding:0 32px}
@media (max-width:640px){.er-wrap{padding:0 16px}}
.er-skip{position:absolute;left:-999px;top:0}.er-skip:focus{left:12px;top:12px;background:#fff;padding:8px 12px;z-index:9}
.er-mono{font-family:var(--mono)}
.er-lbl{font:500 12px/1.3 var(--mono);letter-spacing:.04em;text-transform:uppercase;color:var(--grey)}

/* top bar */
.er-top{position:sticky;top:0;z-index:20;background:rgba(244,241,236,.92);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--rule)}
.er-top-in{display:flex;align-items:center;gap:28px;height:64px}
.er-brand{display:flex;align-items:center;gap:10px;font:600 19px/1 var(--sans);letter-spacing:-.02em;text-decoration:none}
.er-brand svg{width:22px;height:22px}
.er-tnav{display:flex;gap:4px;font:500 15px/1 var(--sans)}
.er-tnav a{text-decoration:none;color:var(--ink-2);padding:10px 12px;border-radius:8px}
.er-tnav a:hover,.er-tnav a.er-on{color:var(--ink);background:rgba(22,25,28,.05)}
.er-top .er-cta{margin-left:auto}
.er-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font:500 15px/1 var(--sans);text-decoration:none;padding:14px 20px;border-radius:999px;border:1px solid var(--ink);color:var(--ink);background:transparent;cursor:pointer;min-height:44px}
.er-btn.er-pri{background:var(--blue);border-color:var(--blue);color:#fff}
.er-btn.er-pri:hover{background:var(--blue-d)}
.er-btn.er-sm{padding:10px 16px;font-size:14px;min-height:40px}
@media (max-width:900px){.er-tnav{display:none}}
.er-tnav-m{display:none}
@media (max-width:900px){.er-tnav-m{display:flex;gap:4px;overflow-x:auto;scrollbar-width:none;padding:0 16px 10px;font:500 14px/1 var(--sans)}.er-tnav-m::-webkit-scrollbar{display:none}.er-tnav-m a{white-space:nowrap;text-decoration:none;color:var(--ink-2);padding:8px 10px;border-radius:8px}.er-tnav-m a.er-on{background:rgba(22,25,28,.06);color:var(--ink)}}

/* hero */
.er-hero{text-align:center;padding:72px 0 32px}
.er-hero .er-lbl{display:inline-block;margin-bottom:20px;border:1px solid var(--rule);padding:6px 10px;border-radius:999px;background:var(--white)}
.er-hero h1{font:600 64px/1.02 var(--sans);letter-spacing:-.035em;margin:0 auto 20px;max-width:13em}
.er-hero p.er-sub{font-size:19px;color:var(--ink-2);margin:0 auto 28px;max-width:34em}
.er-hero .er-acts{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
@media (max-width:640px){.er-hero{padding:40px 0 24px}.er-hero h1{font-size:38px}.er-hero p.er-sub{font-size:17px}}
.er-viewer{margin:40px auto 0;border-radius:24px;overflow:hidden;background:#d8d4cc;position:relative;aspect-ratio:16/8;max-height:620px}
.er-viewer #pano{position:absolute;inset:0}
@media (max-width:640px){.er-viewer{aspect-ratio:4/5;border-radius:16px;margin-top:28px}}
.er-cap{font:400 12px/1.5 var(--mono);color:var(--grey);margin:10px 0 0;text-align:left}
.er-cap a{color:var(--grey)}

/* sections */
.er-sec{padding-top:88px;padding-bottom:88px}
.er-sec-h{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:36px}
.er-sec-h h2{font:600 44px/1.06 var(--sans);letter-spacing:-.03em;margin:8px 0 0;max-width:16em}
.er-sec-h p{margin:0;color:var(--ink-2);max-width:26em}
@media (max-width:760px){.er-sec{padding-top:56px;padding-bottom:56px}.er-sec-h{display:block}.er-sec-h h2{font-size:30px}.er-sec-h p{margin-top:12px}}

/* deliverables carousel */
.er-deliv{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(300px,1fr);gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:8px;scrollbar-width:thin}
.er-dcard{scroll-snap-align:start;background:var(--white);border:1px solid var(--rule);border-radius:20px;overflow:hidden;display:flex;flex-direction:column}
.er-dcard figure{margin:0;aspect-ratio:4/3;background:#EDE9E2;overflow:hidden;position:relative}
.er-dcard figure img{width:100%;height:100%;object-fit:cover}
.er-dcard .er-db{padding:20px 22px 22px}
.er-dcard .er-n{font:500 12px/1 var(--mono);color:var(--blue)}
.er-dcard h3{font:600 22px/1.2 var(--sans);letter-spacing:-.02em;margin:10px 0 8px}
.er-dcard p{margin:0;color:var(--ink-2);font-size:15px}
.er-dcard svg.er-plan{width:100%;height:100%;background:#fff}

/* camera band */
.er-band{background:var(--graphite);color:#ECEAE6}
.er-band .er-lbl{color:#9AA0A6}
.er-cam{display:grid;grid-template-columns:1.2fr 1fr;gap:48px;align-items:center}
.er-cam figure{margin:0;border-radius:20px;overflow:hidden}
.er-cam h2{font:600 44px/1.06 var(--sans);letter-spacing:-.03em;margin:8px 0 16px;color:#fff}
.er-cam p{color:#C9CCCF}
.er-specs{border-top:1px solid #3A3F44;margin-top:24px}
.er-specs div{display:flex;justify-content:space-between;gap:16px;padding:12px 0;border-bottom:1px solid #3A3F44;font-size:15px}
.er-specs dt,.er-specs .er-k{color:#9AA0A6}
.er-specs .er-v{font:500 14px/1.4 var(--mono);color:#fff;text-align:right}
.er-band .er-cap{color:#9AA0A6}
@media (max-width:900px){.er-cam{grid-template-columns:1fr;gap:28px}.er-cam h2{font-size:30px}}

/* feature grid */
.er-feat{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.er-fcard{background:var(--white);border:1px solid var(--rule);border-radius:20px;overflow:hidden}
.er-fcard figure{margin:0;position:relative;aspect-ratio:16/10;overflow:hidden}
.er-fcard figure img{width:100%;height:100%;object-fit:cover}
.er-fcard figure svg{position:absolute;inset:0;width:100%;height:100%}
.er-fcard .er-fb{padding:20px 24px 24px}
.er-fcard h3{font:600 22px/1.2 var(--sans);letter-spacing:-.02em;margin:0 0 6px}
.er-fcard p{margin:0;color:var(--ink-2);font-size:15px}
@media (max-width:760px){.er-feat{grid-template-columns:1fr}}

/* steps */
.er-steps3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;counter-reset:s}
.er-step{border-top:2px solid var(--ink);padding-top:20px}
.er-step .er-n{font:500 13px/1 var(--mono);color:var(--blue)}
.er-step h3{font:600 24px/1.15 var(--sans);letter-spacing:-.02em;margin:12px 0 8px}
.er-step p{margin:0;color:var(--ink-2);font-size:15px}
@media (max-width:760px){.er-steps3{grid-template-columns:1fr}}

/* guides grid */
.er-ggrid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.er-gcard{background:var(--white);border:1px solid var(--rule);border-radius:16px;padding:22px 22px 24px;text-decoration:none;display:flex;flex-direction:column;gap:10px}
.er-gcard h3{font:600 19px/1.25 var(--sans);letter-spacing:-.01em;margin:0}
.er-gcard p{margin:0;color:var(--ink-2);font-size:15px}
.er-gcard:hover{border-color:var(--ink)}
@media (max-width:900px){.er-ggrid{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.er-ggrid{grid-template-columns:1fr}}

/* early access band */
.er-ea{background:var(--blue);color:#fff;border-radius:28px;padding:56px;display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.er-ea h2{font:600 40px/1.08 var(--sans);letter-spacing:-.03em;margin:0 0 12px}
.er-ea p{margin:0;color:#DCE2FB}
.er-ea form{display:grid;gap:10px}
.er-ea input[type=text],.er-ea input[type=email]{font:400 16px/1 var(--sans);padding:15px 16px;border-radius:12px;border:0;min-height:50px}
.er-ea label.er-c{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:#DCE2FB}
.er-ea button{font:500 15px/1 var(--sans);padding:16px;border-radius:999px;border:0;background:#fff;color:var(--blue);cursor:pointer;min-height:50px}
.er-ea .er-fine{font-size:12px;color:#C3CCF7;margin:4px 0 0}
.er-ea a{color:#fff}
@media (max-width:860px){.er-ea{grid-template-columns:1fr;padding:32px 22px;border-radius:20px}.er-ea h2{font-size:30px}}

/* article */
.er-art-top{padding:48px 0 24px;max-width:860px}
.er-art-top .er-lbl a{text-decoration:none}
.er-art-top h1{font:600 52px/1.05 var(--sans);letter-spacing:-.035em;margin:14px 0 16px}
.er-art-top .er-stand{font-size:20px;color:var(--ink-2);margin:0}
.er-art-top .er-meta{font:400 13px/1.5 var(--mono);color:var(--grey);margin-top:18px}
@media (max-width:640px){.er-art-top{padding:28px 0 16px}.er-art-top h1{font-size:34px}.er-art-top .er-stand{font-size:17px}}
.er-art-hero{margin:0 0 8px;border-radius:20px;overflow:hidden}
.er-art-hero img{width:100%;aspect-ratio:16/8;object-fit:cover}
.er-art-grid{display:grid;grid-template-columns:minmax(0,720px) 280px;gap:64px;justify-content:space-between;padding:32px 0 64px}
@media (max-width:980px){.er-art-grid{grid-template-columns:minmax(0,1fr);gap:0}.er-art-aside{display:none}}
.er-body p,.er-body li{font-size:17px;line-height:1.65}
.er-body h2{font:600 30px/1.15 var(--sans);letter-spacing:-.025em;margin:52px 0 12px}
.er-body h3{font:600 19px/1.3 var(--sans);margin:28px 0 6px}
.er-body a{color:var(--blue);text-underline-offset:3px}
.er-body ul,.er-body ol{padding-left:22px}
.er-body li{margin:0 0 .5em}
.er-body table{width:100%;border-collapse:collapse;font-size:15px;margin:8px 0 8px;background:var(--white);border-radius:12px;overflow:hidden}
.er-body th{font:500 12px/1.3 var(--mono);text-transform:uppercase;letter-spacing:.04em;color:var(--grey);text-align:left;padding:12px 14px;border-bottom:1px solid var(--rule);background:#FAF8F4}
.er-body td{padding:12px 14px;border-bottom:1px solid var(--rule);vertical-align:top}
.er-body tr:last-child td{border-bottom:0}
.er-tw{overflow-x:auto}
@media (max-width:640px){.er-tw table{min-width:560px}}
.er-note{background:var(--white);border:1px solid var(--rule);border-left:3px solid var(--blue);border-radius:12px;padding:16px 20px;margin:20px 0}
.er-note p{margin:0;font-size:15px !important}
.er-body figure{margin:24px 0}
.er-body figure img{border-radius:14px}
.er-body figcaption{font:400 12px/1.5 var(--mono);color:var(--grey);margin-top:8px}
.er-art-aside{position:sticky;top:88px;align-self:start}
.er-toc{border-top:2px solid var(--ink);padding-top:14px}
.er-toc a{display:block;text-decoration:none;font-size:14px;padding:8px 0;border-bottom:1px solid var(--rule);color:var(--ink-2)}
.er-aside-ea{margin-top:24px;background:var(--white);border:1px solid var(--rule);border-radius:16px;padding:20px}
.er-aside-ea p{font-size:14px;color:var(--ink-2);margin:6px 0 14px}
.er-faq details{border-bottom:1px solid var(--rule);padding:16px 0}
.er-faq summary{cursor:pointer;font:600 18px/1.35 var(--sans);list-style:none;display:flex;justify-content:space-between;gap:16px}
.er-faq summary::after{content:"+";font:400 22px/1 var(--mono);color:var(--blue)}
.er-faq details[open] summary::after{content:"–"}
.er-faq p{margin:10px 0 0}
.er-sources{margin-top:48px;border-top:2px solid var(--ink);padding-top:12px}
.er-sources h2{font:500 12px/1.3 var(--mono) !important;text-transform:uppercase;letter-spacing:.06em;margin:8px 0 10px !important;color:var(--grey)}
.er-sources ol{font-size:13px;color:var(--ink-2);padding-left:18px}
.er-sources li{font-size:13px !important;margin:0 0 6px}
.er-sources a{color:var(--ink-2)}
.er-sources .er-meta{font-size:12px;color:var(--grey)}

/* footer */
.er-foot{border-top:1px solid var(--rule);padding:48px 0 56px;font-size:14px;color:var(--ink-2)}
.er-foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px}
.er-foot h4,
.er-foot p.er-h4{font:500 12px/1 var(--mono);text-transform:uppercase;letter-spacing:.06em;color:var(--grey);margin:0 0 12px}
.er-foot a{display:block;text-decoration:none;padding:4px 0}
.er-foot .er-legal{margin-top:32px;padding-top:16px;border-top:1px solid var(--rule);font-size:13px;color:var(--grey);display:grid;gap:6px}
@media (max-width:760px){.er-foot-grid{grid-template-columns:1fr 1fr}.er-foot-grid>div:first-child{grid-column:span 2}}
h1,h2,h3{text-wrap:balance}

.er-lbl,.er-cap,.er-dcard .er-n,.er-ea .er-fine,.er-sources .er-meta,.er-foot h4,.er-foot p.er-h4{font-size:13px}main p,.er-foot p{max-width:900px}
.er-tnav-m{flex-wrap:wrap;overflow:visible}.er-tnav-m a{min-height:44px;display:inline-flex;align-items:center}.er-btn.er-sm{min-height:44px}

@media (min-width:760px){.er-deliv{grid-auto-flow:row;grid-template-columns:repeat(2,1fr);overflow:visible}}
@media (min-width:1200px){.er-deliv{grid-template-columns:repeat(4,1fr)}}