:root,[data-theme=dark]{
  --bg:#0b0d11;--bg2:#0f1216;--card:#13161b;--card2:#191c22;--line:#1d2127;--line2:#2a2f37;
  --ink:#eceef2;--ink2:#c3c8d1;--ink3:#8a909b;--ink4:#5d6470;
  --accent:#7c86ff;--accent2:#a3aaff;--accent-soft:rgba(124,134,255,.12);--accent-line:rgba(124,134,255,.35);
  --agent:#b98af0;--agent-soft:rgba(185,138,240,.13);--agent-line:rgba(185,138,240,.35);
  --ok:#4fd18b;--ok-soft:rgba(79,209,139,.12);--warn:#e0a84a;--warn-soft:rgba(224,168,74,.13);--danger:#f06b6b;
  --btn:#eceef2;--btn-ink:#0b0d11;--rail:#262a31;--tie:#1b1e24;--shadow:0 40px 90px -50px rgba(0,0,0,.6);--glow:rgba(124,134,255,.16);--glow2:rgba(185,138,240,.12);--term:#090b0e;
  color-scheme:dark;
}
[data-theme=light]{
  --bg:#ffffff;--bg2:#f6f7f9;--card:#ffffff;--card2:#f4f5f7;--line:#eceef1;--line2:#dfe2e7;
  --ink:#14171c;--ink2:#3b414b;--ink3:#5d6470;--ink4:#8a909b;
  --accent:#5a63f2;--accent2:#4b54e0;--accent-soft:rgba(90,99,242,.09);--accent-line:rgba(90,99,242,.3);
  --agent:#8b55d6;--agent-soft:rgba(139,85,214,.09);--agent-line:rgba(139,85,214,.3);
  --ok:#1b9a57;--ok-soft:rgba(27,154,87,.1);--warn:#b7791f;--warn-soft:rgba(183,121,31,.1);--danger:#d64545;
  --btn:#14171c;--btn-ink:#ffffff;--rail:#e2e5ea;--tie:#eef0f3;--shadow:0 30px 70px -45px rgba(20,23,28,.25);--glow:rgba(90,99,242,.10);--glow2:rgba(139,85,214,.08);--term:#14171c;
  color-scheme:light;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font-family:Geist,ui-sans-serif,system-ui,sans-serif;font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased;overflow-x:hidden;transition:background .3s,color .3s}
a{color:inherit;text-decoration:none}
.mono{font-family:'Geist Mono',ui-monospace,Menlo,monospace}
.frame{max-width:1200px;margin:0 auto;position:relative}
.frame{background:var(--bg)}
nav .frame{background:transparent}
/* the rails: drawn once for the whole page, so no section can cut them */
html{background:var(--bg)}
body{position:relative;background:transparent}
body::before,body::after{content:"";position:absolute;top:0;bottom:0;width:9px;pointer-events:none;border-left:1px solid var(--rail);border-right:1px solid var(--rail);background:repeating-linear-gradient(to bottom,transparent 0 22px,var(--tie) 22px 24px);z-index:60}
body::before{left:max(0px,calc(50% - 605px))}
body::after{right:max(0px,calc(50% - 605px))}
/* a giant mark behind everything, visible only outside the frame */
.biglogo{position:fixed;inset:0;z-index:-1;pointer-events:none;color:var(--ink);opacity:.05;overflow:hidden}
.biglogo svg{position:absolute;left:50%;bottom:-4vh;width:max(128vw,1700px);height:auto;transform:translateX(-50%)}
.pad{padding:0 40px}
.hr{border-top:1px solid var(--line)}
.label{font-family:'Geist Mono',monospace;font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink4)}
.mark{display:block;flex:none}

/* nav */
nav{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--bg) 82%,transparent);backdrop-filter:blur(14px) saturate(140%);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:28px;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:620;letter-spacing:-.02em;font-size:17px}
.links{display:flex;gap:26px;font-size:14px;color:var(--ink3)}
.links a:hover{color:var(--ink)}
.navr{margin-left:auto;display:flex;align-items:center;gap:10px}
.theme{display:flex;border:1px solid var(--line2);border-radius:8px;overflow:hidden;font-family:'Geist Mono',monospace;font-size:11px;letter-spacing:.12em}
.theme button{all:unset;cursor:pointer;padding:7px 10px;color:var(--ink4)}
.theme button[aria-pressed=true]{background:var(--ink);color:var(--bg)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:38px;padding:0 16px;border-radius:9px;font-size:14px;font-weight:500;white-space:nowrap;transition:transform .15s,box-shadow .2s,background .2s}
.btn-ghost{color:var(--ink2)}.btn-ghost:hover{color:var(--ink)}
.btn-primary{background:var(--btn);color:var(--btn-ink)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 10px 30px -10px var(--accent-line)}
.btn-line{border:1px solid var(--line2);color:var(--ink)}.btn-line:hover{background:var(--card2)}
.btn-lg{height:46px;padding:0 22px;font-size:15px;border-radius:11px}

/* hero */
.hero{position:relative;overflow:hidden;padding:96px 0 72px}
.hero .glow{position:absolute;inset:-30% -10% auto;height:760px;pointer-events:none;background:radial-gradient(560px 300px at 72% 30%,var(--glow),transparent 70%),radial-gradient(460px 260px at 88% 52%,var(--glow2),transparent 70%)}
.hero .bgmark{position:absolute;right:-60px;top:40px;width:560px;height:470px;color:var(--ink);opacity:.045;pointer-events:none}
.eyebrow{display:flex;align-items:center;gap:14px}
.eyebrow::before{content:"";width:40px;height:1px;background:var(--ink4)}
h1{font-size:clamp(42px,7vw,88px);line-height:.98;letter-spacing:-.055em;font-weight:640;margin:26px 0 24px;max-width:900px}
.grad{background:linear-gradient(100deg,var(--accent) 0%,var(--agent) 70%);-webkit-background-clip:text;background-clip:text;color:transparent}
.lede{font-size:clamp(17px,1.9vw,19px);color:var(--ink3);max-width:600px;line-height:1.6}
.lede b{color:var(--ink2);font-weight:500}
.install{margin-top:34px;display:inline-flex;align-items:stretch;border:1px solid var(--line2);border-radius:10px;background:var(--card);max-width:100%;overflow:hidden}
.install code{font-family:'Geist Mono',monospace;font-size:14px;padding:14px 18px;white-space:nowrap;overflow-x:auto;color:var(--ink);scrollbar-width:none}
.install code::-webkit-scrollbar{display:none}
.install code i{color:var(--accent);font-style:normal;margin-right:10px}
.install code em{color:var(--agent);font-style:normal}
.install button{all:unset;cursor:pointer;border-left:1px solid var(--line2);padding:0 16px;font-family:'Geist Mono',monospace;font-size:11.5px;letter-spacing:.12em;color:var(--ink3);flex:none}
.install button:hover{color:var(--ink);background:var(--card2)}
.meta{margin-top:14px;font-family:'Geist Mono',monospace;font-size:12px;color:var(--ink4)}
.meta a{color:var(--accent)}
.cta{display:flex;gap:12px;margin-top:30px;flex-wrap:wrap}
.note{margin-top:18px;font-size:13.5px;color:var(--ink4)}

/* stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:28px 32px 26px;border-right:1px solid var(--line)}
.stat:last-child{border-right:0}
.stat .v{font-size:44px;font-weight:650;letter-spacing:-.045em;line-height:1}
.stat .k{margin-top:12px;display:flex;align-items:center;gap:8px}
.statnote{padding:12px 32px;font-size:12.5px;color:var(--ink4);border-top:1px solid var(--line)}

/* demo */
.sechead{display:flex;justify-content:space-between;align-items:baseline;gap:16px;padding:44px 40px 18px}
.demo{margin:0 40px 40px;border:1px solid var(--line2);border-radius:14px;overflow:hidden;background:var(--card);display:grid;grid-template-columns:330px 1fr;min-height:470px;box-shadow:var(--shadow)}
.dlist{border-right:1px solid var(--line);display:flex;flex-direction:column}
.dhead{display:flex;align-items:center;justify-content:space-between;height:42px;padding:0 16px;border-bottom:1px solid var(--line);font-size:12.5px;color:var(--ink3)}
.dhead b{color:var(--ink);font-weight:550}
.item{display:grid;grid-template-columns:14px 1fr;gap:4px 12px;align-items:start;padding:12px 16px;border-bottom:1px solid var(--line);cursor:pointer;transition:background .2s}
.item:hover{background:var(--card2)}
.item.on{background:var(--accent-soft);box-shadow:inset 2px 0 0 var(--accent)}
.st{width:12px;height:12px;border-radius:50%;margin-top:4px;border:1.5px solid var(--ink4)}
.st.run{border-color:var(--agent);background:conic-gradient(var(--agent) 0 55%,transparent 0)}
.st.ask{border-color:var(--warn);background:var(--warn)}
.st.pr{border-color:var(--ok);background:conic-gradient(var(--ok) 0 80%,transparent 0)}
.st.done{border-color:var(--accent);background:var(--accent)}
.item .t{font-size:13.5px;color:var(--ink2);line-height:1.35}
.item .s{grid-column:2;display:flex;gap:8px;align-items:center;font-family:'Geist Mono',monospace;font-size:11px;color:var(--ink4)}
.chip{display:inline-flex;align-items:center;gap:5px;padding:1px 7px;border-radius:99px;font-family:'Geist Mono',monospace;font-size:10.5px;border:1px solid var(--line2);color:var(--ink3)}
.chip.run{color:var(--agent);border-color:var(--agent-line);background:var(--agent-soft)}
.chip.ask{color:var(--warn);border-color:var(--warn);background:var(--warn-soft)}
.chip.pr{color:var(--ok);border-color:var(--ok);background:var(--ok-soft)}
.chip.done{color:var(--accent);border-color:var(--accent-line);background:var(--accent-soft)}
.dterm{display:flex;flex-direction:column;background:var(--term);min-width:0}
.dterm .bar{display:flex;align-items:center;gap:10px;height:42px;padding:0 16px;border-bottom:1px solid rgba(255,255,255,.07);font-family:'Geist Mono',monospace;font-size:11.5px;color:#8a909b}
.dterm .bar b{color:#eceef2;font-weight:500}
.dterm .bar span:last-child{margin-left:auto}
.out{padding:16px 18px;font-family:'Geist Mono',monospace;font-size:12.5px;line-height:1.75;color:#a9afba;white-space:pre-wrap;word-break:break-word;flex:1;overflow:hidden}
.out .p{color:#a3aaff}.out .w{color:#eceef2}.out .g{color:#4fd18b}.out .a{color:#c9a7f5}.out .y{color:#e0a84a}.out .d{color:#5d6470}
.caret{display:inline-block;width:7px;height:14px;background:#c3c8d1;vertical-align:-2px;animation:blink 1s steps(1) infinite}
.askbox{margin:0 18px 16px;border:1px solid rgba(224,168,74,.5);background:rgba(224,168,74,.08);border-radius:10px;padding:12px 14px;font-size:13px;color:#e6e8ec;display:none}
.askbox.show{display:block;animation:rise .5s cubic-bezier(.2,.8,.2,1)}
.askbox b{display:block;font-family:'Geist Mono',monospace;font-size:10.5px;letter-spacing:.12em;color:#e0a84a;margin-bottom:6px;font-weight:500}
.askbox .acts{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap}
.askbox .acts span{padding:5px 11px;border-radius:7px;background:#1b1e24;border:1px solid #2c3038;font-size:12px;cursor:pointer}
.askbox .acts span:first-child{background:#e0a84a;color:#1a1305;border-color:#e0a84a}
.demonote{padding:0 40px 40px;margin-top:-22px;font-size:13.5px;color:var(--ink3)}

/* features */
.feat{display:grid;grid-template-columns:90px 1fr 420px;gap:32px;padding:48px 40px;border-top:1px solid var(--line);align-items:start}
.feat > div:nth-child(2){padding-top:4px}
.feat .n{font-size:44px;font-weight:700;letter-spacing:-.04em;color:var(--line2);line-height:1;align-self:start}
.feat h3{font-size:24px;letter-spacing:-.03em;font-weight:620}
.feat p{margin-top:10px;color:var(--ink3);font-size:15.5px;line-height:1.6;max-width:520px}
.mini{border:1px solid var(--line2);border-radius:12px;background:var(--card);padding:14px;font-size:13px}
.mrow{display:flex;align-items:center;gap:10px;padding:8px 6px;border-bottom:1px solid var(--line);font-family:'Geist Mono',monospace;font-size:12px;color:var(--ink2)}
.mrow:last-child{border-bottom:0}
.mrow .r{margin-left:auto;display:flex;align-items:center;gap:6px;color:var(--ink3)}
.dot{width:7px;height:7px;border-radius:50%;background:var(--ok);flex:none}
.dot.p{background:var(--agent)}.dot.w{background:var(--warn)}.dot.a{background:var(--accent)}.dot.n{background:var(--ink4)}
.cmd{display:flex;align-items:center;gap:10px;height:40px;padding:0 12px;border:1px solid var(--line2);border-radius:9px;background:var(--bg2);font-size:14px}
.cmd .q{color:var(--ink)}
.opt{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:8px;font-size:13px;color:var(--ink2)}
.opt.sel{background:var(--card2);color:var(--ink)}
.opt kbd{margin-left:auto;font-family:'Geist Mono',monospace;font-size:10.5px;color:var(--ink4);border:1px solid var(--line2);border-radius:5px;padding:0 5px}
.slots{display:flex;gap:5px}
.slot{width:34px;height:20px;border-radius:5px;border:1px dashed var(--line2);transition:all .4s}
.slot.b{border-style:solid;border-color:var(--agent-line);background:var(--agent-soft)}
.tprog{height:6px;border-radius:3px;background:var(--line);overflow:hidden;margin:4px 6px 10px}
.tprog i{display:block;height:100%;width:62%;background:linear-gradient(90deg,var(--accent),var(--agent));transition:width 1.2s}
.agents{display:grid;grid-template-columns:1fr 1fr;gap:2px 14px}
.agents div{display:flex;align-items:center;gap:9px;padding:7px 6px;font-family:'Geist Mono',monospace;font-size:12px;color:var(--ink2)}
.agents .ic{width:18px;height:18px;border-radius:5px;display:grid;place-items:center;font-size:10px;color:#fff;flex:none}
.bars{display:flex;align-items:flex-end;gap:4px;height:70px;padding:6px}
.bars i{flex:1;border-radius:2px 2px 0 0;background:var(--accent)}
.bars i.a{background:var(--agent)}
.kpi{display:flex;gap:18px;padding:6px 6px 10px}
.kpi div{font-size:11px;color:var(--ink4);font-family:'Geist Mono',monospace}
.kpi b{display:block;font-family:Geist,sans-serif;font-size:24px;font-weight:650;letter-spacing:-.03em;color:var(--ink)}

/* replaces */
.replace{display:grid;grid-template-columns:1fr auto 1fr;gap:36px;align-items:center;padding:56px 40px}
.old{display:grid;gap:10px}
.old div{height:50px;border-radius:10px;border:1px solid var(--line);display:flex;align-items:center;padding:0 18px;color:var(--ink4);font-size:15px;position:relative;background:var(--bg2)}
.old div::after{content:"";position:absolute;left:14px;right:14px;top:50%;height:1px;background:var(--danger);transform:scaleX(0);transform-origin:left;transition:transform .7s cubic-bezier(.2,.8,.2,1)}
.replace.in .old div::after{transform:scaleX(1)}
.replace.in .old div:nth-child(2)::after{transition-delay:.12s}.replace.in .old div:nth-child(3)::after{transition-delay:.24s}.replace.in .old div:nth-child(4)::after{transition-delay:.36s}
.arrow{font-size:26px;color:var(--ink4)}
.new{border-radius:16px;border:1px solid var(--accent-line);background:radial-gradient(circle at 25% 15%,var(--accent-soft),transparent 60%),var(--card);padding:28px;box-shadow:0 0 70px -30px var(--accent-line)}
.new .brand{font-size:24px}
.new p{margin-top:12px;color:var(--ink3);font-size:15px}
h2{font-size:clamp(30px,4vw,48px);line-height:1.05;letter-spacing:-.045em;font-weight:630}
h2 .dim{color:var(--ink4)}

/* final + footer */
.final{position:relative;overflow:hidden;text-align:center;padding:110px 24px}
.final .orb{position:absolute;left:50%;top:55%;width:720px;height:720px;transform:translate(-50%,-50%);border-radius:50%;background:radial-gradient(circle,var(--glow),var(--glow2) 40%,transparent 70%);pointer-events:none}
.final h2{font-size:clamp(42px,6.5vw,80px);position:relative}
.final .lede{margin:22px auto 0;position:relative}
.final .cta{justify-content:center;position:relative}
footer .f{display:flex;gap:40px;flex-wrap:wrap;padding:36px 40px 48px;font-size:13px;color:var(--ink4)}
footer .cols{margin-left:auto;display:flex;gap:56px}
footer .cols div{display:grid;gap:8px;align-content:start}
footer .cols b{color:var(--ink2);font-weight:500}
footer a:hover{color:var(--ink)}
footer .brand{color:var(--ink)}

.reveal{opacity:0;transform:translateY(18px);transition:opacity .8s cubic-bezier(.2,.8,.2,1),transform .8s cubic-bezier(.2,.8,.2,1)}
.reveal.in{opacity:1;transform:none}

.hero{text-align:center;padding:120px 0 84px}
.hero .glow{background:radial-gradient(620px 300px at 50% 18%,var(--glow),transparent 70%),radial-gradient(520px 260px at 66% 34%,var(--glow2),transparent 70%)}
.vanish{position:absolute;left:0;top:0;width:100%;height:100%;pointer-events:none;-webkit-mask:radial-gradient(70% 80% at 50% 30%,#000 30%,transparent 80%);mask:radial-gradient(70% 80% at 50% 30%,#000 30%,transparent 80%)}
.vanish path{stroke:var(--line2);stroke-width:1;fill:none}
.vanish .t{stroke:var(--line);stroke-width:1}
.herocenter{position:relative;display:flex;flex-direction:column;align-items:center}
.hero h1{margin:26px auto 22px;max-width:980px}
.hero .lede{margin:0 auto}
.hero .cta{justify-content:center;margin-top:32px}
.hero .install{margin-top:26px;background:color-mix(in srgb,var(--card) 85%,transparent);backdrop-filter:blur(6px)}
.hero .meta{margin-top:12px}
.pill{display:inline-flex;align-items:center;gap:10px;height:32px;padding:0 6px 0 12px;border-radius:99px;border:1px solid var(--line2);background:color-mix(in srgb,var(--card) 80%,transparent);font-size:13px;color:var(--ink2)}
.pill b{font-weight:550;color:var(--ink)}
.pdot{width:7px;height:7px;border-radius:50%;background:var(--ok);box-shadow:0 0 10px var(--ok);animation:pulse 2s infinite}
.pill .go{display:inline-grid;place-items:center;height:22px;padding:0 9px;border-radius:99px;background:var(--card2);color:var(--ink3);font-size:12px}
@media (max-width:760px){.hero{padding:72px 0 56px}br.wide{display:none}.hero .install{width:100%}}


/* a train that rushes along the rails while you scroll */
.lanes-fx{position:fixed;inset:0;pointer-events:none;z-index:61}
.lane-fx{position:absolute;top:0;bottom:0;width:9px}
.lane-fx.l{left:max(0px,calc(50% - 605px))}
.lane-fx.r{right:max(0px,calc(50% - 605px))}
.train{position:absolute;left:2px;width:5px;height:150px;border-radius:3px;opacity:0;will-change:transform,opacity;
  background:linear-gradient(to bottom,var(--accent2),var(--agent) 38%,transparent);box-shadow:0 0 22px 3px var(--agent),0 0 4px var(--accent2)}
.train.up{background:linear-gradient(to bottom,var(--accent2),var(--agent) 38%,transparent)}
.train.down{background:linear-gradient(to top,var(--accent2),var(--agent) 38%,transparent)}
.train::before{content:"";position:absolute;left:-2px;right:-2px;height:14px;border-radius:4px;background:var(--ink);box-shadow:0 0 10px var(--accent2)}
.train.up::before{top:0}.train.down::before{bottom:0}
@media (max-width:760px){.lanes-fx{display:none}}
@media (prefers-reduced-motion:reduce){.lanes-fx{display:none}}

@keyframes blink{50%{opacity:0}}
@keyframes rise{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.pulse{animation:pulse 1.6s infinite}

@media (max-width:1020px){
  .feat{grid-template-columns:60px 1fr;gap:20px 24px}
  .feat .mini{grid-column:2}
  .demo{grid-template-columns:1fr}
  .dlist{border-right:0;border-bottom:1px solid var(--line)}
  .out{min-height:280px}
}
@media (max-width:760px){
  .pad{padding:0 18px}
  body::before,body::after,.biglogo{display:none}
  .links{display:none}
  .nav{gap:12px}
  .navr .btn-ghost{display:none}
  .hero{padding:56px 0 48px}
  .hero .bgmark{width:340px;height:285px;right:-120px;top:20px}
  .install{display:flex;width:100%}
  .install code{font-size:12.5px;padding:13px 14px}
  .stats{grid-template-columns:1fr 1fr}
  .stat{padding:22px 18px;border-bottom:1px solid var(--line)}
  .stat:nth-child(2n){border-right:0}
  .stat .v{font-size:34px}
  .statnote{padding:12px 18px}
  .sechead{padding:36px 18px 14px;flex-direction:column;gap:6px}
  .demo{margin:0 0 32px;border-radius:0;border-left:0;border-right:0}
  .demonote{padding:0 18px 32px;margin-top:-16px}
  .item:nth-child(n+6){display:none}
  .feat{grid-template-columns:1fr;padding:36px 18px;gap:14px}
  .feat .n{font-size:30px}
  .feat .mini{grid-column:1}
  .replace{grid-template-columns:1fr;padding:44px 18px;gap:20px}
  .arrow{transform:rotate(90deg);justify-self:center}
  .final{padding:84px 18px}
  footer .f{padding:32px 18px 44px}
  footer .cols{margin-left:0;gap:36px}
  .theme button{padding:7px 8px}
}
@media (max-width:520px){.navr .btn-primary{display:none}.install code{white-space:pre-wrap;word-break:break-all;line-height:1.6}.install{align-items:stretch}}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}}

/* ---------- shell: nav dropdown, mobile menu ---------- */
.links{align-items:center}
.links a.active,.ddbtn.active{color:var(--ink)}
.dd{position:relative}
.ddbtn{all:unset;cursor:pointer;display:inline-flex;align-items:center;gap:6px;color:var(--ink3);font-size:14px}
.ddbtn:hover{color:var(--ink)}
.ddmenu{position:absolute;top:calc(100% + 14px);left:-14px;width:300px;padding:8px;border-radius:14px;border:1px solid var(--line2);background:var(--card);box-shadow:0 30px 70px -30px rgba(0,0,0,.55);opacity:0;transform:translateY(-6px);pointer-events:none;transition:opacity .18s,transform .18s}
.dd:hover .ddmenu,.dd.open .ddmenu{opacity:1;transform:none;pointer-events:auto}
.ddmenu a{display:grid;gap:1px;padding:9px 12px;border-radius:9px;color:var(--ink)}
.ddmenu a:hover{background:var(--card2)}
.ddmenu b{font-weight:550;font-size:14px}.ddmenu span{font-size:12.5px;color:var(--ink4)}
.ghlink{display:grid;place-items:center;width:34px;height:34px;border-radius:8px;color:var(--ink3)}
.ghlink:hover{color:var(--ink);background:var(--card2)}
.menubtn{all:unset;cursor:pointer;display:none;width:36px;height:36px;place-items:center;color:var(--ink2)}
.mobmenu{display:none}
@media (max-width:760px){
  .menubtn{display:grid}.ghlink{display:none}
  nav.menu-open .mobmenu{display:block;border-top:1px solid var(--line);padding:10px 0 18px;max-height:80vh;overflow:auto}
  .mobmenu a{display:block;padding:10px 0;font-size:16px;color:var(--ink2)}
  .mobmenu .mlabel{display:block;margin-top:12px;font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink4);font-weight:500}
}
footer .cols{flex-wrap:wrap}

/* ---------- subpages ---------- */
.phero{position:relative;overflow:hidden;padding:96px 0 64px;text-align:center}
.phero .glow{position:absolute;inset:-40% -10% auto;height:620px;pointer-events:none;background:radial-gradient(560px 260px at 50% 30%,var(--glow),transparent 70%),radial-gradient(420px 220px at 66% 45%,var(--glow2),transparent 70%)}
.phero .kicker{display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 12px;border-radius:99px;border:1px solid var(--line2);font-size:13px;color:var(--ink3);background:color-mix(in srgb,var(--card) 80%,transparent)}
.phero h1{font-size:clamp(38px,5.6vw,68px);margin:22px auto 18px;max-width:900px}
.phero .lede{margin:0 auto;max-width:640px}
.phero .cta{justify-content:center}
.sect{padding:72px 40px;border-top:1px solid var(--line)}
.sect h2{font-size:clamp(28px,3.4vw,40px)}
.sect .sub{color:var(--ink3);font-size:16.5px;max-width:640px;margin-top:12px;line-height:1.6}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:32px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:32px}
.box{border:1px solid var(--line2);border-radius:14px;background:var(--card);padding:22px;position:relative}
.box h3{font-size:17px;font-weight:580;letter-spacing:-.02em}
.box p{margin-top:8px;font-size:14.5px;color:var(--ink3);line-height:1.6}
.box .ico{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;margin-bottom:14px;background:var(--card2);border:1px solid var(--line2)}
.tag{display:inline-flex;align-items:center;gap:6px;height:22px;padding:0 9px;border-radius:99px;font-size:11.5px;font-weight:500;border:1px solid var(--line2);color:var(--ink3)}
.tag.built{color:var(--ok);border-color:color-mix(in srgb,var(--ok) 45%,transparent);background:var(--ok-soft)}
.tag.next{color:var(--accent);border-color:var(--accent-line);background:var(--accent-soft)}
.tag.planned{color:var(--ink4)}
.prose{max-width:720px}
.prose p,.prose li{color:var(--ink2);font-size:16px;line-height:1.7}
.prose p+p{margin-top:14px}
.prose ul{margin:12px 0 0 18px;display:grid;gap:6px}
.prose code,.mono{font-family:'Geist Mono',monospace;font-size:.92em}
.prose code{background:var(--card2);border:1px solid var(--line);border-radius:5px;padding:1px 5px}
.table{width:100%;border-collapse:collapse;margin-top:24px;font-size:14px}
.table th,.table td{text-align:left;padding:11px 12px;border-bottom:1px solid var(--line)}
.table th{font-weight:500;color:var(--ink4);font-size:12.5px}
.table td{color:var(--ink2)}
.table td:first-child{color:var(--ink);font-weight:500}
.cta-band{text-align:center;padding:88px 24px;border-top:1px solid var(--line);position:relative;overflow:hidden}
.cta-band h2{margin:0 auto;font-size:clamp(32px,4.5vw,52px)}
.cta-band .cta{justify-content:center}
@media (max-width:900px){.grid3{grid-template-columns:1fr 1fr}}
@media (max-width:760px){.sect{padding:56px 18px}.grid2,.grid3{grid-template-columns:1fr}.phero{padding:64px 0 44px}.table{font-size:13px}.table th,.table td{padding:9px 6px}}
.mobmenu a.btn{display:flex;color:var(--btn-ink);font-size:15px}
/* logos: <i class="lg" style="--i:url(/assets/logos/github.svg)"></i> takes currentColor */
.lg{display:inline-block;width:18px;height:18px;background:currentColor;-webkit-mask:var(--i) center/contain no-repeat;mask:var(--i) center/contain no-repeat;flex:none}
.lg.big{width:28px;height:28px}
.logostrip{display:flex;flex-wrap:wrap;justify-content:center;gap:28px 44px;padding:34px 40px;border-top:1px solid var(--line);color:var(--ink3)}
.logostrip a{display:flex;align-items:center;gap:10px;font-size:15px;font-weight:500}
.logostrip a:hover{color:var(--ink)}
a.box{display:block;transition:border-color .2s,transform .2s}
a.box:hover{border-color:var(--accent-line);transform:translateY(-2px)}
a.box h3{color:var(--ink)}