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:root{--cyan: hsl(187 68% 60%);--cyan-hi: hsl(187 82% 70%);--cyan-dim: hsl(191 30% 52%);--cyan-glow: hsl(187 90% 60% / .4);--cyan-soft: hsl(187 68% 60% / .1);--cyan-line: hsl(187 68% 60% / .28);--bg: hsl(220 9% 8%);--bg-2: hsl(220 10% 6%);--panel: hsl(220 8% 15%);--panel-2: hsl(220 8% 20%);--screen: hsl(219 16% 5%);--line: hsl(220 9% 26%);--line-2: hsl(220 10% 34%);--edge-hi: hsl(220 14% 42% / .6);--tx: hsl(216 16% 91%);--dim: hsl(220 8% 62%);--dimmer: hsl(220 8% 46%);--ok: hsl(140 60% 55%);--amber: hsl(38 92% 58%);--mono: ui-monospace, "SF Mono", "Cascadia Code", Menlo, Consolas, monospace;--sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--metal: linear-gradient(180deg, hsl(220 8% 22%), hsl(220 8% 16%) 52%, hsl(220 10% 12%));--brush: repeating-linear-gradient(90deg, hsl(0 0% 100% / .022) 0 1px, transparent 1px 3px);--bevel: inset 0 1px 0 var(--edge-hi), inset 0 -1px 0 hsl(220 40% 2% / .85), 0 1px 2px hsl(220 40% 2% / .5);--maxw: 1200px;--ease: cubic-bezier(.22, 1, .36, 1);--ease-io: cubic-bezier(.65, .05, .36, 1)}*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{margin:0;background:var(--bg);color:var(--tx);font:400 16.5px/1.65 var(--sans);letter-spacing:-.005em;overflow-x:hidden;-webkit-font-smoothing:antialiased}img{max-width:100%;height:auto;display:block}picture,svg{max-width:100%;display:block}a{color:var(--cyan);text-decoration:none}button{font:inherit}h1,h2,h3,h4{line-height:1.12;letter-spacing:-.028em;margin:0;font-weight:700}p{margin:0}body:before{content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;background:radial-gradient(1100px 620px at 78% -8%,hsl(187 70% 42% / .13),transparent 62%),radial-gradient(820px 520px at 6% 18%,hsl(200 70% 38% / .09),transparent 60%),var(--brush),var(--bg)}body:after{content:"";position:fixed;z-index:-1;pointer-events:none;width:60vw;height:60vw;left:55%;top:-18vw;border-radius:50%;background:radial-gradient(circle,hsl(187 90% 55% / .07),transparent 66%);filter:blur(24px);animation:drift 26s var(--ease-io) infinite alternate}@keyframes drift{0%{transform:translate3d(-6%,0,0) scale(1)}to{transform:translate3d(8%,5vw,0) scale(1.16)}}.wrap{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:24px}.eyebrow{font:700 11.5px/1 var(--mono);letter-spacing:.22em;text-transform:uppercase;color:var(--cyan-dim);display:inline-flex;align-items:center;gap:9px}.eyebrow:before{content:"";width:22px;height:1px;background:var(--cyan-line)}h2.sect{font-size:clamp(28px,4.2vw,44px);margin:16px 0 14px}.lede{color:var(--dim);font-size:clamp(16px,1.6vw,18.5px);max-width:62ch}.grad{background:linear-gradient(96deg,var(--cyan-hi),var(--cyan) 42%,hsl(200 60% 62%));-webkit-background-clip:text;background-clip:text;color:transparent}.btn{--b: var(--cyan);position:relative;display:inline-flex;align-items:center;gap:9px;padding:13px 22px;border-radius:11px;border:1px solid transparent;font:600 15px/1 var(--sans);letter-spacing:-.01em;cursor:pointer;transition:transform .38s var(--ease),box-shadow .38s var(--ease),background .3s var(--ease),color .3s var(--ease),border-color .3s var(--ease);will-change:transform}.btn.primary{background:linear-gradient(180deg,var(--cyan-hi),var(--cyan));color:#081a21;font-weight:700;box-shadow:0 1px #ffffff4d inset,0 6px 22px -6px var(--cyan-glow),0 2px 6px #03040780}.btn.primary:hover{transform:translateY(-2px);box-shadow:0 1px #ffffff57 inset,0 14px 34px -8px var(--cyan-glow),0 3px 10px #0304078c}.btn.ghost{background:var(--metal);color:var(--tx);border-color:var(--line);box-shadow:var(--bevel)}.btn.ghost:hover{transform:translateY(-2px);border-color:var(--line-2);color:#fff}.btn.link{padding:6px 0;background:none;color:var(--cyan)}.btn.link:after{content:"\2192";transition:transform .35s var(--ease);display:inline-block}.btn.link:hover:after{transform:translate(5px)}.btn:active{transform:translateY(0) scale(.985)}/* A disabled button MUST look disabled. 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.btn{width:100%;justify-content:center}.f-grid{grid-template-columns:1fr}}@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}.rv{opacity:1;transform:none}body:after{animation:none}.strip .track{animation:none}}:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:4px}.demo-play{display:none}/* The hero screenshot is left completely alone now — nothing floats on
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   pinned bottom-right (.s2s-demo-dock), which is always in reach
   instead of only while the hero is on screen. Un-hide .demo-play
   above to put the in-image pill back. */.dp-ico{width:33px;height:33px;flex:0 0 33px;border-radius:50%;display:grid;place-items:center;font-size:11px;padding-left:2px;background:linear-gradient(180deg,var(--cyan-hi),var(--cyan));color:#081a21;box-shadow:0 4px 14px -4px var(--cyan-glow),0 0 0 1px #ffffff40 inset;transition:transform .4s var(--ease)}.s2s-demo-dock:hover .dp-ico{transform:scale(1.09)}.shot[data-demo=live] .demo-play,.shot[data-demo=loading] .demo-play{display:none}.shot[data-demo=live] picture,.shot[data-demo=loading] picture{display:none}.shot iframe{width:100%;aspect-ratio:2560 / 1714;border:0;border-radius:16px;background:transparent;display:block}.demo-badge{position:absolute;top:20px;right:20px;z-index:3;font:700 10.5px/1 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:#081a21;background:linear-gradient(180deg,var(--cyan-hi),var(--cyan));padding:7px 11px;border-radius:6px;box-shadow:0 4px 16px -4px var(--cyan-glow)}.demo-note{margin-top:14px;font:500 12.5px/1.5 var(--mono);color:var(--dimmer)}.shot[data-demo=loading]:before{content:"loading the interface\2026";position:absolute;inset:0;z-index:2;display:grid;place-items:center;border-radius:16px;background:var(--screen);font:600 13px/1 var(--mono);letter-spacing:.1em;color:var(--cyan-dim)}#navAuth.is-user{color:var(--cyan)}#navAuth .u-pill{display:inline-block;margin-left:7px;padding:3px 7px;border-radius:5px;background:#54cede24;border:1px solid var(--cyan-line);font:700 9.5px/1.4 var(--mono);letter-spacing:.1em;text-transform:uppercase}

/* The hero screenshot was rendering full container width — 1152px wide and
   over 800px tall, which pushed everything below it off the first screen.
   Inset it so it reads as a product shot instead of a wall. The live
   interface now has its own full-width page at /interface. */
.hero .shot{max-width:880px;margin-inline:auto}

/* /interface — the demo on its own page, given the room it wanted. */
.demo-page{padding:clamp(24px,4vw,40px) 0 clamp(48px,7vw,86px)}
.demo-wide{width:100%;max-width:1460px;margin-inline:auto;padding-inline:clamp(16px,3vw,30px)}
.demo-head{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:clamp(14px,2vw,20px)}
.demo-head h1{font-size:clamp(21px,2.9vw,32px);margin:9px 0 0}
.demo-stage{position:relative;margin-inline:auto;border-radius:16px;width:min(100%,760px);width:min(100%,max(720px,(100vh - 250px) * 1.4936));width:min(100%,max(720px,(100svh - 250px) * 1.4936));box-shadow:0 2px 6px -2px #03040759,0 18px 40px -26px #0304078c}
.demo-stage iframe{width:100%;aspect-ratio:2560 / 1714;border:0;border-radius:16px;background:var(--screen);display:block}
.demo-foot{display:flex;gap:clamp(18px,3vw,40px);align-items:center;justify-content:space-between;flex-wrap:wrap;margin:clamp(18px,2.6vw,26px) auto 0;max-width:1100px}
.demo-foot .lede{font-size:15px;max-width:64ch}
.demo-foot-cta{display:flex;gap:14px;align-items:center;flex-wrap:wrap}
@media (max-width: 760px){.demo-stage iframe{aspect-ratio:3 / 4}}

/* the demo popup — covers the whole page INCLUDING the sticky header.
   Header is z-index 60 and the image lightbox is 200, so this sits above both.
   Hidden with visibility, never display:none and never detached: the iframe
   has to survive a minimise with its state intact. */
.s2s-demo{position:fixed;inset:0;z-index:400;display:flex;background:var(--bg-2);
opacity:0;visibility:hidden;pointer-events:none;
transition:opacity .3s var(--ease),visibility .3s}
.s2s-demo.on{opacity:1;visibility:visible;pointer-events:auto}
.s2s-demo:focus{outline:none}
.s2s-demo iframe{flex:1;width:100%;height:100%;border:0;display:block;
background:var(--screen)}
body.s2s-demo-open{overflow:hidden}

/* The way out if the in-app buttons ever fail to bind. Without it a broken
   handshake means a visitor is trapped in a full-screen frame. */
.s2s-demo-esc{position:absolute;right:16px;bottom:16px;z-index:2;
display:inline-flex;align-items:center;gap:9px;padding:9px 15px;
border:1px solid hsl(220 14% 44% / .5);border-radius:999px;
background:hsl(220 12% 8% / .82);backdrop-filter:blur(14px) saturate(150%);
-webkit-backdrop-filter:blur(14px) saturate(150%);color:var(--dim);
font:600 12.5px/1 var(--sans);cursor:pointer;
transition:color .3s var(--ease),border-color .3s var(--ease),
transform .3s var(--ease)}
.s2s-demo-esc:hover{color:var(--tx);border-color:var(--cyan-line);
transform:translateY(-2px)}
.s2s-demo-esc kbd{font:600 10.5px/1 var(--mono);letter-spacing:.08em;
padding:4px 6px;border-radius:5px;background:var(--panel);
border:1px solid var(--line);color:var(--dimmer)}

/* Minimised: the demo keeps running, the page comes back. */
.s2s-demo-dock{position:fixed;right:18px;bottom:18px;z-index:390;
display:inline-flex;align-items:center;gap:11px;padding:8px 18px 8px 8px;
border:1px solid var(--cyan-line);border-radius:999px;
background:hsl(220 12% 8% / .88);backdrop-filter:blur(16px) saturate(150%);
-webkit-backdrop-filter:blur(16px) saturate(150%);
box-shadow:0 14px 36px -12px hsl(220 40% 2% / .9),
0 0 0 1px var(--cyan-line),inset 0 1px 0 hsl(0 0% 100% / .07);
color:var(--tx);cursor:pointer;
transition:transform .38s var(--ease),box-shadow .38s var(--ease)}
.s2s-demo-dock:hover{transform:translateY(-2px);
box-shadow:0 20px 46px -14px hsl(220 40% 2% / .95),
0 0 0 1px var(--cyan),inset 0 1px 0 hsl(0 0% 100% / .09)}
.s2s-demo-dock b{font-size:13.5px;letter-spacing:-.015em;white-space:nowrap}
.s2s-demo-dock i{font-style:normal;font:500 11.5px/1 var(--mono);
color:var(--dim);white-space:nowrap;margin-left:8px}
@media (max-width: 620px){.s2s-demo-dock i{display:none}}
@media (prefers-reduced-motion: reduce){.s2s-demo{transition:none}}