/* GridEon site v3 — same palette and type as v2 */
:root{
  --bg:#F3F8FD; --surface:#FFFFFF; --ink:#0B1E3D; --muted:#53657F; --line:#DCE6F2;
  --blue:#1677FF; --cyan:#0EA5FF; --green:#0FB866; --green-ink:#08804A; --soft:#E8F2FF;
  --warn-bg:#FFF6E5; --warn-line:#F2C46B; --warn-ink:#7A4B00; --err:#C53030;
  --shadow:0 1px 2px rgba(11,30,61,.06),0 12px 32px -12px rgba(11,30,61,.18);
  --f-display:"Sora",ui-sans-serif,system-ui,sans-serif;
  --f-body:"Figtree",ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;
  --f-mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#08121F; --surface:#0E1C2E; --ink:#E7EEF8; --muted:#93A4BC; --line:#1E3048;
  --blue:#4C9BFF; --cyan:#3BB8FF; --green:#2BD487; --green-ink:#4BE09A; --soft:#12263F;
  --warn-bg:#2A2010; --warn-line:#7A5A1E; --warn-ink:#F5CF86; --err:#FF8A8A;
  --shadow:0 1px 2px rgba(0,0,0,.4),0 12px 32px -12px rgba(0,0,0,.6); color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#08121F; --surface:#0E1C2E; --ink:#E7EEF8; --muted:#93A4BC; --line:#1E3048;
  --blue:#4C9BFF; --cyan:#3BB8FF; --green:#2BD487; --green-ink:#4BE09A; --soft:#12263F;
  --warn-bg:#2A2010; --warn-line:#7A5A1E; --warn-ink:#F5CF86; --err:#FF8A8A;
  --shadow:0 1px 2px rgba(0,0,0,.4),0 12px 32px -12px rgba(0,0,0,.6); color-scheme:dark}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
body{background:var(--bg);color:var(--ink);font-family:var(--f-body);font-size:17px;line-height:1.6;margin:0}
img{max-width:100%}
a{color:var(--blue)}
:focus-visible{outline:2px solid var(--blue);outline-offset:3px;border-radius:6px}
.skip{position:absolute;left:-9999px;top:8px;background:var(--ink);color:var(--bg);padding:8px 14px;border-radius:8px;z-index:50}
.skip:focus{left:16px}
.wrap{max-width:1180px;margin:0 auto;padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px))}
h1,h2,h3{font-family:var(--f-display);line-height:1.15;text-wrap:balance;margin:0;letter-spacing:-.02em}
h2{font-size:clamp(28px,3.4vw,40px);font-weight:700}
h3{font-size:19px;font-weight:600;letter-spacing:-.01em}
p{margin:0}
.eyebrow{font-family:var(--f-mono);font-size:12.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--green-ink)}
.lead{color:var(--muted);font-size:19px;max-width:60ch}
section{padding-block:80px}
.sec-head{display:grid;gap:14px;margin-bottom:40px;max-width:720px}
.page-head{padding-block:64px 8px}
.page-head .sec-head{margin-bottom:0}
.page-head h1{font-size:clamp(34px,4.6vw,54px);font-weight:700;letter-spacing:-.03em}

/* header */
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:10;background:var(--bg)}
header.site{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:color-mix(in srgb,var(--bg) 86%,transparent);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:24px;height:68px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-family:var(--f-display);font-weight:700;font-size:22px;letter-spacing:-.02em}
.brand img{width:36px;height:auto}
.links{display:flex;gap:22px;margin-left:auto}
.links a{color:var(--muted);text-decoration:none;font-weight:500;font-size:15px}
.links a:hover,.links a[aria-current="page"]{color:var(--ink)}
.links a[aria-current="page"]{text-decoration:underline;text-decoration-color:var(--green);text-underline-offset:8px;text-decoration-thickness:2px}
.tools{display:flex;gap:10px;align-items:center}
.lang{display:flex;border:1px solid var(--line);border-radius:999px;padding:3px;background:var(--surface)}
.lang a{font:500 12.5px var(--f-mono);color:var(--muted);padding:5px 10px;border-radius:999px;text-decoration:none}
.lang a[aria-current="true"]{background:var(--ink);color:var(--bg)}
.btn{display:inline-flex;align-items:center;gap:8px;font:600 15px var(--f-body);padding:11px 20px;border-radius:12px;text-decoration:none;border:1px solid transparent;cursor:pointer;white-space:nowrap}
.btn-primary{background:var(--blue);color:#fff}
.btn-primary:hover{filter:brightness(1.08)}
.btn-primary:disabled{opacity:.6;cursor:default}
.btn-ghost{background:var(--surface);color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--blue)}
.account{padding:8px 14px;font-size:14px}
.menu-btn{display:none;background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:8px 10px;color:var(--ink);cursor:pointer;font:500 14px var(--f-body)}
@media (max-width:960px){
  .links{display:none;position:absolute;top:68px;left:0;right:0;flex-direction:column;gap:0;background:var(--surface);border-bottom:1px solid var(--line);padding:8px max(20px,env(safe-area-inset-left,0px)) 16px}
  .links.open{display:flex}
  .links a{padding:12px 0;border-bottom:1px solid var(--line);font-size:16px}
  .tools{margin-left:auto}
  .menu-btn{display:inline-block}
}
@media (max-width:520px){.account{display:none}}

/* hero */
.hero{padding-block:72px 40px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:48px}
.hero-copy{display:grid;gap:22px;max-width:800px}
.hero h1{font-size:clamp(38px,5.6vw,68px);font-weight:700;letter-spacing:-.035em}
.hero h1 em{font-style:normal;background:linear-gradient(90deg,var(--cyan),var(--blue) 45%,var(--green));-webkit-background-clip:text;background-clip:text;color:transparent}
.cta{display:flex;gap:12px;flex-wrap:wrap}
.telemetry{display:flex;flex-wrap:wrap;gap:8px 18px;font-family:var(--f-mono);font-size:13px;color:var(--muted)}
.telemetry b{color:var(--ink);font-weight:500}
.dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--green);margin-right:6px;box-shadow:0 0 0 3px color-mix(in srgb,var(--green) 25%,transparent);animation:pulse 2s infinite}
@keyframes pulse{50%{box-shadow:0 0 0 6px color-mix(in srgb,var(--green) 0%,transparent)}}
.frame{position:relative;border-radius:18px;border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow);padding:10px;max-width:100%}
.frame .bar{display:flex;gap:6px;padding:4px 6px 10px;align-items:center}
.frame .bar i{width:10px;height:10px;border-radius:50%;background:var(--line)}
.frame .bar span{margin-left:10px;font:12px var(--f-mono);color:var(--muted)}
.frame img{display:block;width:100%;height:auto;border-radius:10px}

/* features */
.features{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:18px;overflow:hidden}
.feat{background:var(--surface);padding:28px;display:grid;gap:10px;align-content:start}
.feat svg{width:28px;height:28px;color:var(--blue)}
.feat p{color:var(--muted);font-size:16px}
@media (max-width:860px){.features{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:560px){.features{grid-template-columns:minmax(0,1fr)}}

/* gallery */
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:20px}
.tab{font:500 14px var(--f-body);padding:8px 16px;border-radius:999px;border:1px solid var(--line);background:var(--surface);color:var(--muted);cursor:pointer}
.tab[aria-selected="true"]{background:var(--soft);color:var(--blue);border-color:color-mix(in srgb,var(--blue) 40%,transparent)}
.gal-cap{margin-top:16px;color:var(--muted);font-size:15.5px;max-width:70ch}

/* compat */
.compat{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.cgroup{display:grid;gap:12px;align-content:start;padding-top:16px;border-top:2px solid var(--ink)}
.cgroup h3{font-size:15px;font-family:var(--f-mono);font-weight:500;letter-spacing:.06em;text-transform:uppercase}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{font-weight:600;font-size:15px;padding:7px 14px;border-radius:10px;background:var(--surface);border:1px solid var(--line);color:var(--ink);text-decoration:none}
a.chip:hover{border-color:var(--blue)}
.chip.mute{font-weight:500;color:var(--muted);border-style:dashed}
.compat-note{margin-top:28px;color:var(--muted)}
@media (max-width:860px){.compat{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:480px){.compat{grid-template-columns:minmax(0,1fr)}}

/* steps */
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px;counter-reset:s}
.step{display:grid;gap:10px;align-content:start}
.step::before{counter-increment:s;content:counter(s);font:600 15px var(--f-mono);width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:var(--soft);color:var(--blue)}
.step p{color:var(--muted);font-size:16px}
code{font-family:var(--f-mono);font-size:.88em;background:var(--soft);padding:1px 6px;border-radius:6px;color:var(--ink)}
@media (max-width:760px){.steps{grid-template-columns:minmax(0,1fr)}}

/* link cards */
.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.card{display:grid;gap:8px;align-content:start;padding:24px;border:1px solid var(--line);border-radius:16px;background:var(--surface);text-decoration:none;color:var(--ink)}
.card:hover{border-color:var(--blue)}
.card p{color:var(--muted);font-size:16px}
.card .more{color:var(--blue);font-weight:600;font-size:15px}
@media (max-width:860px){.cards{grid-template-columns:minmax(0,1fr)}}

/* waitlist (dark band) */
.wait{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:40px;align-items:center;background:var(--ink);color:var(--bg);border-radius:24px;padding:48px}
.wait .lead{color:color-mix(in srgb,var(--bg) 72%,transparent)}
.wait .eyebrow{color:var(--green)}
.wait ul{margin:0;padding:0;list-style:none;display:grid;gap:8px;font-size:16px}
.wait li::before{content:"✓";color:var(--green);font-weight:700;margin-right:10px}
.wait a{color:var(--green)}
@media (max-width:860px){.wait{grid-template-columns:minmax(0,1fr);padding:32px 22px}}

/* forms */
form{display:grid;gap:12px}
label{font-size:14px;font-weight:600}
input,select,textarea{font:16px var(--f-body);padding:13px 14px;border-radius:12px;width:100%;border:1px solid var(--line);background:var(--surface);color:var(--ink)}
textarea{min-height:140px;resize:vertical}
.wait input,.wait select{border-color:color-mix(in srgb,var(--bg) 25%,transparent);background:color-mix(in srgb,var(--bg) 8%,transparent);color:var(--bg)}
.wait input::placeholder{color:color-mix(in srgb,var(--bg) 50%,transparent)}
select option{color:#0B1E3D;background:#fff}
.check{display:flex;gap:10px;align-items:flex-start;font-weight:400;font-size:14.5px}
.check input{width:18px;height:18px;margin-top:3px;flex:none;padding:0;accent-color:var(--green)}
.form-msg{font-size:15px;min-height:1.4em}
.form-msg.ok{color:var(--green-ink)}
.wait .form-msg.ok{color:var(--green)}
.form-msg.err{color:var(--err)}
.wait .form-msg.err{color:#FF8A8A}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

/* contact */
.contact{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.3fr);gap:48px;align-items:start}
.contact dl{margin:0;display:grid;gap:18px}
.contact dt{font:500 12.5px var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.contact dd{margin:4px 0 0;font-size:19px;font-weight:600}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:28px}
@media (max-width:860px){.contact{grid-template-columns:minmax(0,1fr)}}

/* faq */
.faq{display:grid;max-width:820px;border-top:1px solid var(--line)}
details{border-bottom:1px solid var(--line);padding:20px 0}
summary{cursor:pointer;font-family:var(--f-display);font-weight:600;font-size:18px;list-style:none;display:flex;justify-content:space-between;gap:16px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";font-family:var(--f-mono);color:var(--blue);font-size:20px}
details[open] summary::after{content:"–"}
details p{margin-top:12px;color:var(--muted);max-width:68ch}

/* docs */
.docs{display:grid;grid-template-columns:260px minmax(0,1fr);gap:56px;padding-block:48px 80px}
.side{position:sticky;top:calc(env(safe-area-inset-top,0px) + 92px);align-self:start;max-height:calc(100vh - 120px);overflow:auto;display:grid;gap:22px;font-size:15px}
.side h4{margin:0 0 6px;font:500 12px var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.side ul{list-style:none;margin:0;padding:0;display:grid;gap:2px}
.side a{display:block;padding:6px 10px;border-radius:8px;color:var(--ink);text-decoration:none}
.side a:hover{background:var(--soft)}
.side a[aria-current="page"]{background:var(--soft);color:var(--blue);font-weight:600}
.side-toggle{display:none}
.crumbs{font:13px var(--f-mono);color:var(--muted);margin-bottom:14px}
.crumbs a{color:var(--muted)}
.prose{max-width:72ch}
.prose h1{font-size:clamp(32px,4vw,44px);font-weight:700;letter-spacing:-.03em;margin-bottom:16px}
.prose h2{font-size:24px;margin:40px 0 12px;letter-spacing:-.015em}
.prose h3{font-size:18px;margin:24px 0 8px}
.prose p{margin:0 0 14px}
.prose ul,.prose ol{margin:0 0 14px;padding-left:22px}
.prose li{margin-bottom:6px}
.prose .intro{font-size:19px;color:var(--muted)}
.prose table{border-collapse:collapse;width:100%;font-size:15.5px;margin:6px 0 18px}
.prose th,.prose td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}
.prose th{font:500 12.5px var(--f-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.tbl{overflow-x:auto}
.call{border:1px solid var(--line);border-left-width:4px;border-radius:10px;padding:14px 16px;margin:0 0 16px;background:var(--surface);font-size:16px}
.call b{display:block;font:600 12.5px var(--f-mono);letter-spacing:.08em;text-transform:uppercase;margin-bottom:4px}
.call.tip{border-left-color:var(--green)}
.call.tip b{color:var(--green-ink)}
.call.warn{border-left-color:var(--warn-line);background:var(--warn-bg)}
.call.warn b{color:var(--warn-ink)}
.call.nb{border-left-color:var(--blue)}
.call.nb b{color:var(--blue)}
.doc-shot{margin:8px 0 20px}
.pager{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:48px;max-width:72ch}
.pager a{display:grid;gap:4px;padding:16px 18px;border:1px solid var(--line);border-radius:12px;text-decoration:none;color:var(--ink);background:var(--surface)}
.pager a:hover{border-color:var(--blue)}
.pager span{font:12px var(--f-mono);color:var(--muted);text-transform:uppercase;letter-spacing:.08em}
.pager .next{text-align:right;grid-column:2}
@media (max-width:900px){
  .docs{grid-template-columns:minmax(0,1fr);gap:20px;padding-top:24px}
  .side{position:static;max-height:none;display:none}
  .side.open{display:grid}
  .side-toggle{display:inline-flex}
}
.legal-page{padding-block:56px 80px}
.updated{font:13px var(--f-mono);color:var(--muted);margin-bottom:24px}

/* cookie banner */
.cookie{position:fixed;left:0;right:0;bottom:0;z-index:40;padding:0 max(16px,env(safe-area-inset-right,0px)) calc(16px + env(safe-area-inset-bottom,0px)) max(16px,env(safe-area-inset-left,0px));pointer-events:none}
.cookie-box{pointer-events:auto;max-width:760px;margin:0 auto;background:var(--surface);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);padding:18px 20px;display:flex;gap:16px 20px;align-items:center;flex-wrap:wrap}
.cookie-box p{flex:1 1 320px;font-size:15px;color:var(--muted)}
.cookie-box .cta{gap:8px}
.cookie-box .btn{padding:9px 16px;font-size:14px}

footer.site{border-top:1px solid var(--line);padding-block:44px;color:var(--muted);font-size:14.5px}
.foot{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px}
.foot h4{margin:0 0 10px;font:500 12px var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--ink)}
.foot ul{list-style:none;margin:0;padding:0;display:grid;gap:6px}
.foot a{color:var(--muted);text-decoration:none}
.foot a:hover{color:var(--ink)}
.foot .brand{font-size:18px}
.foot .brand img{width:28px}
.foot-bottom{margin-top:32px;padding-top:20px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;font-family:var(--f-mono);font-size:12.5px}
.foot-bottom a{color:var(--muted)}
@media (max-width:860px){.foot{grid-template-columns:1fr 1fr}}
@media (max-width:480px){.foot{grid-template-columns:minmax(0,1fr)}}