/* Cairn site — shadcn/ui design system (neutral theme, MIT), light and dark. Motion by GSAP (assets/site.js). */
:root{
  --radius:.625rem;
  --background:oklch(1 0 0);--foreground:oklch(.145 0 0);
  --card:oklch(1 0 0);--card-foreground:oklch(.145 0 0);
  --popover:oklch(1 0 0);
  --primary:oklch(.205 0 0);--primary-foreground:oklch(.985 0 0);
  --secondary:oklch(.97 0 0);--secondary-foreground:oklch(.205 0 0);
  --muted:oklch(.97 0 0);--muted-foreground:oklch(.48 0 0);
  --accent:oklch(.96 0 0);
  --border:oklch(.922 0 0);--input:oklch(.922 0 0);--ring:oklch(.708 0 0);
  --surface:oklch(.985 0 0);
  --success:oklch(.6 .13 155);--warn:oklch(.78 .14 75);
  --shadow-xs:0 1px 2px 0 oklch(0 0 0 / .05);
  --shadow-md:0 4px 6px -1px oklch(0 0 0 / .08),0 2px 4px -2px oklch(0 0 0 / .06);
  --shadow-lg:0 10px 15px -3px oklch(0 0 0 / .1),0 4px 6px -4px oklch(0 0 0 / .08);
  --shadow-xl:0 30px 60px -24px oklch(0 0 0 / .25);
  --nav-bg:oklch(1 0 0 / .8);
  --sans:"Geist",ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;--serif:"Newsreader",Georgia,serif;--mono:"Geist Mono",ui-monospace,monospace;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){:root{
  --background:oklch(.145 0 0);--foreground:oklch(.985 0 0);
  --card:oklch(.18 0 0);--card-foreground:oklch(.985 0 0);
  --popover:oklch(.205 0 0);
  --primary:oklch(.922 0 0);--primary-foreground:oklch(.205 0 0);
  --secondary:oklch(.269 0 0);--secondary-foreground:oklch(.985 0 0);
  --muted:oklch(.22 0 0);--muted-foreground:oklch(.72 0 0);
  --accent:oklch(.269 0 0);
  --border:oklch(1 0 0 / 10%);--input:oklch(1 0 0 / 15%);--ring:oklch(.556 0 0);
  --surface:oklch(.18 0 0);
  --shadow-xl:0 30px 60px -24px oklch(0 0 0 / .7);
  --nav-bg:oklch(.145 0 0 / .8);
  color-scheme:dark;
}}
/* older names used by the markup's inline styles */
:root{--ink:var(--foreground);--ink-90:color-mix(in oklch,var(--foreground) 88%,transparent);--ink-70:color-mix(in oklch,var(--foreground) 72%,transparent);--ink-60:var(--muted-foreground);--ink-45:color-mix(in oklch,var(--muted-foreground) 82%,transparent);--ink-10:var(--border);--ink-05:var(--muted);--ink-04:var(--muted);--muted-text:var(--muted-foreground)}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;overflow-x:clip}
body{font:16px/24px var(--sans);color:var(--foreground);background:var(--background);-webkit-font-smoothing:antialiased;overflow-x:hidden;font-feature-settings:"ss01","cv11"}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
img,svg{display:block}
::selection{background:color-mix(in oklch,var(--foreground) 15%,transparent)}
:focus-visible{outline:none;box-shadow:0 0 0 3px color-mix(in oklch,var(--ring) 50%,transparent);border-radius:6px}


/* ---------- nav ---------- */
.nav{position:fixed;inset:0 0 auto;height:60px;z-index:50;display:flex;align-items:center;padding:0 24px;background:var(--nav-bg);backdrop-filter:saturate(1.6) blur(14px);-webkit-backdrop-filter:saturate(1.6) blur(14px);border-bottom:1px solid transparent;transition:border-color .2s ease-out}
.nav.scrolled{border-bottom-color:var(--border)}
.nav .logo{width:20px;height:20px}
.nav .links{position:absolute;left:50%;transform:translateX(-50%);display:flex;gap:2px}
.nav .links a,.nav .links button{height:32px;padding:0 12px;border-radius:calc(var(--radius) - 2px);font-size:13.5px;font-weight:500;color:var(--muted-foreground);display:flex;align-items:center;gap:4px;transition:color .15s ease-out,background-color .15s ease-out}
.nav .links a:hover,.nav .links button:hover{color:var(--foreground);background:var(--accent)}
.nav .right{margin-left:auto}
.btn-s{height:32px;padding:0 12px;border-radius:calc(var(--radius) - 2px);background:var(--primary);color:var(--primary-foreground);font-size:13px;font-weight:500;display:inline-flex;align-items:center;gap:6px;box-shadow:var(--shadow-xs)}
.btn-s:hover{background:color-mix(in oklch,var(--primary) 90%,transparent)}
.menu{position:relative}
.menu .drop{position:absolute;top:40px;left:50%;transform:translateX(-50%) translateY(-6px) scale(.97);min-width:240px;background:var(--popover);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:5px;opacity:0;visibility:hidden;transition:opacity .15s ease-out,transform .2s cubic-bezier(.32,.72,0,1),visibility 0s linear .15s}
.menu.open .drop{opacity:1;visibility:visible;transition:opacity .15s ease-out,transform .3s cubic-bezier(.32,.72,0,1);transform:translateX(-50%)}
.menu .drop a{display:block;height:auto!important;padding:8px 10px!important;border-radius:calc(var(--radius) - 3px)!important;font-size:13.5px;color:var(--foreground)!important}
.menu .drop a:hover{background:var(--accent)}
.menu .drop a small{display:block;font-weight:400;color:var(--muted-foreground);font-size:12.5px}
.nav .right .drop{left:auto;right:0;transform:translateY(-6px) scale(.97)}
.nav .right.open .drop{transform:none}

/* ---------- layout ---------- */
.wrap{width:100%;max-width:1024px;margin:0 auto}
.inner{padding:0 32px}

/* ---------- hero ---------- */
.hero{padding-top:136px;text-align:center;display:flex;flex-direction:column;align-items:center}
.badge{height:28px;padding:0 10px 0 4px;border-radius:999px;background:var(--background);border:1px solid var(--border);box-shadow:var(--shadow-xs);font-size:12.5px;font-weight:500;color:var(--foreground);display:inline-flex;align-items:center;gap:7px}
.badge:hover{background:var(--accent)}
.badge i{height:20px;padding:0 7px;border-radius:999px;background:var(--primary);color:var(--primary-foreground);display:grid;place-items:center;font:600 10.5px/1 var(--sans);font-style:normal;letter-spacing:.02em}
.badge .arr{color:var(--muted-foreground);font-size:12px}
.h1{font-size:52px;line-height:1.04;font-weight:600;letter-spacing:-.045em;margin-top:24px;max-width:760px}
.h1 .w{display:inline-block;will-change:transform}
.rot{display:grid;height:56px;margin-top:6px;font-size:52px;line-height:1.08;font-weight:600;letter-spacing:-.045em;color:var(--muted-foreground)}
.rot span{grid-area:1/1;opacity:0;filter:blur(8px);transform:translateY(10px);transition:opacity .6s ease-out,filter .6s ease-out,transform .6s cubic-bezier(.2,0,0,1)}
.rot span.on{opacity:1;filter:none;transform:none}
.rot span.out{transform:translateY(-10px)}
.sub{font-size:16px;line-height:26px;color:var(--muted-foreground);margin-top:18px;max-width:520px}
.ctas{display:flex;gap:10px;margin-top:34px}
.btn{height:42px;padding:0 20px;border-radius:calc(var(--radius) - 1px);font-size:14px;font-weight:500;display:inline-flex;align-items:center;justify-content:center;gap:8px;white-space:nowrap}
.btn.dark{background:var(--primary);color:var(--primary-foreground);padding-left:18px;box-shadow:var(--shadow-xs)}
.btn.dark:hover{background:color-mix(in oklch,var(--primary) 90%,transparent)}
.btn.soft{background:var(--background);color:var(--foreground);border:1px solid var(--input);box-shadow:var(--shadow-xs)}
.btn.soft:hover{background:var(--accent)}
.plats{display:flex;gap:10px;margin-top:22px;font-size:13px;line-height:19.5px;color:var(--muted-foreground)}
.plats a:hover{color:var(--foreground)}
.plats .sep{opacity:.5}

/* ---------- hero media ---------- */
.stage{margin-top:60px;display:flex;flex-direction:column;align-items:center;padding:0 32px}
.frame{position:relative;width:100%;aspect-ratio:960/605;border-radius:calc(var(--radius) + 8px);overflow:hidden;background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow-xl)}
.frame iframe{position:absolute;top:0;left:0;border:0;transform-origin:0 0;background:var(--background)}
.pause{position:absolute;right:16px;bottom:16px;z-index:3;height:40px;padding:0 16px 0 14px;border-radius:999px;background:color-mix(in oklch,var(--background) 88%,transparent);border:1px solid var(--border);box-shadow:var(--shadow-md);backdrop-filter:blur(10px);font-size:13px;font-weight:500;display:flex;align-items:center;gap:8px}
.cap{margin-top:24px;max-width:640px;text-align:center;font-size:15px;line-height:24px;color:var(--muted-foreground);display:grid;min-height:24px}
.cap div{grid-area:1/1;opacity:0;transition:opacity .3s ease-out}
.cap div.on{opacity:1}
.cap b{font-weight:600;color:var(--foreground)}
.thumbs{align-self:stretch;margin:20px -24px -12px;padding:12px 24px;display:flex;gap:16px;overflow-x:auto;scrollbar-width:none;-webkit-mask:linear-gradient(90deg,transparent,#000 24px,#000 calc(100% - 24px),transparent)}
.thumbs::-webkit-scrollbar{display:none}
.thumb{position:relative;flex:none;width:136px;aspect-ratio:16/10;border-radius:calc(var(--radius) - 2px);overflow:hidden;background:var(--surface);border:1px solid var(--border);transition-property:scale,box-shadow,border-color,transform;transition-duration:.2s;transition-timing-function:ease-out}
.thumb:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}
.thumb.on{border-color:var(--foreground);box-shadow:0 0 0 1px var(--foreground)}
.thumb .bar{position:absolute;left:0;bottom:0;height:2px;background:var(--foreground);width:0}
.thumb.on .bar{animation:fill var(--dur,5s) linear forwards}
.thumb.paused .bar{animation-play-state:paused}
@keyframes fill{to{width:100%}}
.mini{position:absolute;inset:0;display:grid;grid-template-columns:26px 1fr}
.mini .ms{background:var(--muted);padding:6px 4px;border-right:1px solid var(--border)}
.mini .ms i{display:block;height:3px;border-radius:2px;background:var(--border);margin-bottom:4px}
.mini .mm{padding:6px;display:grid;gap:4px;grid-template-columns:repeat(4,1fr);align-content:start}
.mini .mm b{display:block;border-radius:2px;overflow:hidden;height:22px;background:var(--muted)}
.mini .mm b svg{width:100%;height:100%}
.mini .over{position:absolute;left:36px;right:12px;top:18px;background:var(--popover);border:1px solid var(--border);border-radius:4px;box-shadow:var(--shadow-md);padding:5px;font:500 6px var(--mono);color:var(--muted-foreground)}
.mini .over i{display:block;height:3px;border-radius:2px;background:var(--border);margin-top:3px}
.mini .pane{position:absolute;right:0;top:0;bottom:0;width:52px;background:var(--background);border-left:1px solid var(--border);padding:5px}
.mini .pane b{display:block;height:28px;border-radius:2px;overflow:hidden}
.mini .pane b svg{width:100%;height:100%}
.mini .pane i{display:block;height:3px;border-radius:2px;background:var(--border);margin-top:4px}

/* ---------- sections ---------- */
.sections{margin-top:112px;display:flex;flex-direction:column;gap:128px}
.head{text-align:center;display:flex;flex-direction:column;align-items:center}
.eyebrow{font:500 12px var(--mono);color:var(--muted-foreground);text-transform:uppercase;letter-spacing:.08em;margin-bottom:14px}
.h2{font-size:42px;line-height:1.08;font-weight:600;letter-spacing:-.04em;max-width:680px}
.lede{font-size:16px;line-height:26px;color:var(--muted-foreground);margin-top:16px;max-width:520px}

/* ---------- feature grid (shadcn Card) ---------- */
#features{padding-bottom:26px}
#tour{min-height:911px}
#formats{min-height:292px;padding-top:40px}
.grid{margin-top:64px;display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.card{height:303px;border-radius:calc(var(--radius) + 6px);background:var(--card);border:1px solid var(--border);box-shadow:var(--shadow-xs);position:relative;overflow:hidden;display:flex;flex-direction:column;transition:border-color .2s ease-out,box-shadow .25s ease-out}
.card:hover{border-color:color-mix(in oklch,var(--foreground) 20%,transparent);box-shadow:var(--shadow-lg)}
.card .vis{flex:1;display:grid;place-items:center;position:relative;background:var(--surface);border-bottom:1px solid var(--border)}
.card .txt{padding:14px 18px 18px}
.card h3{font-size:15.5px;line-height:24px;font-weight:600;letter-spacing:-.015em;display:flex;align-items:center;gap:8px}
.card h3 .pro{margin-left:auto;font:500 11px/1 var(--sans);padding:4px 8px;border-radius:999px;background:var(--secondary);border:1px solid var(--border);color:var(--secondary-foreground)}
.card p{font-size:13.5px;line-height:21px;color:var(--muted-foreground);margin-top:3px}
/* card visuals */
.keys{display:flex;gap:10px}
.key{width:46px;height:46px;border-radius:10px;background:var(--background);border:1px solid var(--border);box-shadow:0 2px 0 var(--border);display:grid;place-items:center;font:600 13px var(--sans)}
.card:hover .key{animation:press 1.4s infinite}
.card:hover .key:nth-child(2){animation-delay:.1s}.card:hover .key:nth-child(3){animation-delay:.2s}
@keyframes press{0%,30%,100%{transform:none;box-shadow:0 2px 0 var(--border)}15%{transform:translateY(2px);box-shadow:0 0 0 var(--border)}}
.stack{position:relative;width:200px;height:110px}
.stack div{position:absolute;inset:0;background:var(--background);border:1px solid var(--border);border-radius:10px;box-shadow:var(--shadow-xs);padding:10px 12px;transition:transform .35s cubic-bezier(.2,0,0,1)}
.stack div:nth-child(1){transform:rotate(-6deg) translate(-10px,8px)}
.stack div:nth-child(2){transform:rotate(-2deg) translate(-4px,4px)}
.card:hover .stack div:nth-child(1){transform:rotate(-10deg) translate(-22px,10px)}
.card:hover .stack div:nth-child(2){transform:rotate(-4deg) translate(-10px,6px)}
.stack .src{font:500 9px var(--mono);color:var(--muted-foreground);display:flex;justify-content:space-between}
.stack .tt{font-size:14.5px;font-weight:600;letter-spacing:-.015em;margin-top:8px;text-align:left}
.stack i{display:block;height:4px;border-radius:2px;background:var(--border);margin-top:7px}
.tags{display:flex;flex-wrap:wrap;gap:6px;justify-content:center;max-width:230px}
.tags span{height:26px;padding:0 10px;border-radius:999px;background:var(--background);border:1px solid var(--border);font-size:12px;font-weight:500;display:inline-flex;align-items:center;gap:6px;color:var(--foreground)}
.tags span b{width:7px;height:7px;border-radius:50%}
.wallv{display:grid;grid-template-columns:repeat(3,58px);gap:6px}
.wallv b{border-radius:6px;overflow:hidden;border:1px solid var(--border)}
.wallv b svg{width:100%;height:100%}
.devs{display:flex;gap:10px}
.devs div{width:66px;height:74px;border-radius:12px;background:var(--background);border:1px solid var(--border);box-shadow:var(--shadow-xs);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;font-size:11.5px;font-weight:500;color:var(--muted-foreground);transition:transform .25s cubic-bezier(.2,0,0,1)}
.devs svg [stroke="#1b1a18"]{stroke:var(--foreground)}
.devs svg [fill="#1b1a18"]{fill:var(--foreground)}
.devs div svg{color:var(--foreground)}
.card:hover .devs div:nth-child(odd){transform:translateY(-4px)}
.sbar{width:236px;background:var(--background);border:1px solid var(--border);border-radius:10px;box-shadow:var(--shadow-xs);padding:10px 12px}
.sbar .q{display:flex;align-items:center;gap:8px;font-size:13px}
.sbar .q kbd{margin-left:auto;font:500 10px var(--mono);background:var(--muted);border:1px solid var(--border);color:var(--muted-foreground);border-radius:4px;padding:3px 5px}
.sbar .r{display:flex;gap:6px;align-items:center;margin-top:10px;padding-top:8px;border-top:1px solid var(--border);font-size:11px;color:var(--muted-foreground)}
.sbar .r span{background:var(--muted);border:1px solid var(--border);border-radius:4px;padding:1px 5px;color:var(--foreground)}
.fan{position:relative;width:200px;height:120px}
.fan div{position:absolute;top:0;width:96px;height:118px;border-radius:10px;overflow:hidden;background:var(--background);border:1px solid var(--border);box-shadow:var(--shadow-md);transition:transform .4s cubic-bezier(.2,0,0,1)}
.fan div svg{width:100%;height:82px}
.fan div span{display:block;font:500 8.5px var(--mono);color:var(--muted-foreground);padding:6px 7px;text-transform:uppercase}
.fan div:nth-child(1){left:0;transform:rotate(-8deg)}
.fan div:nth-child(2){left:52px;z-index:2;transform:translateY(-6px)}
.fan div:nth-child(3){right:0;transform:rotate(8deg)}
.card:hover .fan div:nth-child(1){transform:rotate(-14deg) translateX(-10px)}
.card:hover .fan div:nth-child(3){transform:rotate(14deg) translateX(10px)}
.hlv{width:236px;font:400 15px/1.5 var(--serif);color:var(--foreground);background:var(--background);border:1px solid var(--border);border-radius:10px;padding:14px 16px;position:relative;text-align:left}
.hlv mark{background:linear-gradient(color-mix(in oklch,var(--warn) 45%,transparent),color-mix(in oklch,var(--warn) 45%,transparent)) no-repeat 0 0/0 100%;color:inherit;transition:background-size .8s cubic-bezier(.2,0,0,1)}
.card:hover .hlv mark,.hlv mark.in{background-size:100% 100%}
.hlv .pin{position:absolute;right:-14px;top:-12px;background:var(--primary);color:var(--primary-foreground);font:500 11px var(--sans);padding:4px 8px;border-radius:7px;transform:rotate(4deg);box-shadow:var(--shadow-md)}
.sum{width:236px;background:var(--background);border:1px solid var(--border);border-radius:10px;padding:12px 14px;text-align:left}
.sum .hd{display:flex;align-items:center;gap:6px;font:500 11.5px var(--sans);color:var(--muted-foreground)}
.sum .hd b{width:14px;height:14px;border-radius:4px;background:var(--foreground)}
.sum li{list-style:none;display:flex;gap:6px;align-items:center;margin-top:8px}
.sum li:before{content:"";width:4px;height:4px;border-radius:50%;background:var(--muted-foreground);flex:none}
.sum li i{display:block;height:5px;border-radius:3px;background:var(--border)}
.keyin{width:226px;background:var(--background);border:1px solid var(--border);border-radius:10px;padding:10px 12px;text-align:left}
.keyin .l{font-size:11px;color:var(--muted-foreground)}
.keyin .f{display:flex;align-items:center;gap:8px;margin-top:6px;height:32px;border-radius:7px;border:1px solid var(--input);padding:0 8px;font:500 11px var(--mono);color:var(--foreground)}
.keyin .f b{margin-left:auto;width:16px;height:16px;border-radius:50%;background:var(--success);display:grid;place-items:center}
.keyin .opts{display:flex;gap:6px;margin-top:8px}
.keyin .opts span{font-size:11px;padding:3px 8px;border-radius:999px;border:1px solid var(--border);color:var(--muted-foreground)}
.askv{width:246px;position:relative;text-align:left}
.askv .qq{background:var(--background);border:1px solid var(--border);border-radius:10px;padding:10px 12px;font-size:12.5px;font-weight:500}
.askv .src{display:flex;gap:4px;margin-top:8px}
.askv .src span{font-size:10.5px;font-weight:400;padding:2px 6px;border-radius:4px;background:var(--muted);border:1px solid var(--border);color:var(--muted-foreground)}
.askv .an{margin-top:8px;font-size:12px;color:var(--muted-foreground);display:flex;align-items:center;gap:6px}
.askv .an b{width:20px;height:20px;border-radius:50%;background:var(--primary);color:var(--primary-foreground);display:grid;place-items:center;font:600 10px var(--mono)}
.folder{display:flex;flex-direction:column;align-items:center;gap:10px}
.folder .fi{width:72px;height:56px;position:relative}
.folder .fi:before{content:"";position:absolute;left:0;top:0;width:30px;height:12px;border-radius:4px 4px 0 0;background:color-mix(in oklch,var(--foreground) 30%,var(--background))}
.folder .fi:after{content:"";position:absolute;left:0;right:0;top:8px;bottom:0;border-radius:4px 6px 6px 6px;background:color-mix(in oklch,var(--foreground) 18%,var(--background));border:1px solid var(--border)}
.folder code{font:500 11px var(--mono);background:var(--background);border:1px solid var(--border);border-radius:6px;padding:4px 8px;color:var(--muted-foreground)}

/* ---------- surfaces (shadcn Tabs) ---------- */
.tabs{position:relative;margin-top:44px;display:inline-flex;gap:2px;padding:4px;border-radius:calc(var(--radius) + 2px);background:var(--muted);border:1px solid var(--border)}
.tabs button{position:relative;z-index:1;height:34px;padding:0 18px;border-radius:var(--radius);font-size:13.5px;font-weight:500;color:var(--muted-foreground);transition:color .15s ease-out}
.tabs button:hover{color:var(--foreground)}
.tabs button.on{color:var(--foreground)}
.tabs .ind{position:absolute;left:0;top:4px;height:34px;border-radius:var(--radius);background:var(--background);box-shadow:var(--shadow-xs),0 0 0 1px var(--border)}
.tabs:not(.ready) button.on{background:var(--background);box-shadow:0 0 0 1px var(--border)}
html:not(.gsap) .tabs .ind{transition:transform .35s cubic-bezier(.2,0,0,1),width .35s cubic-bezier(.2,0,0,1)}
.surface{margin-top:28px}
.surface .frame{aspect-ratio:960/600}

/* ---------- formats ---------- */
.formats{text-align:center}
.formats p{font-size:16px;color:var(--muted-foreground)}
.rail{margin-top:28px;overflow:hidden;-webkit-mask:linear-gradient(90deg,transparent,#000 15%,#000 85%,transparent)}
.rail+.rail{margin-top:10px}
.track{display:flex;gap:10px;width:max-content;animation:slide 40s linear infinite}
.rail.rev .track{animation-direction:reverse}
.rail:hover .track{animation-play-state:paused}
@keyframes slide{to{transform:translateX(-50%)}}
.fchip{height:46px;padding:0 16px 0 8px;border-radius:12px;background:var(--card);border:1px solid var(--border);box-shadow:var(--shadow-xs);display:inline-flex;align-items:center;gap:10px;font-size:14px;font-weight:500}
.fchip b{width:30px;height:30px;border-radius:8px;display:grid;place-items:center;font:600 10px var(--mono);color:#fff}

/* ---------- devices ---------- */
.devices{border-radius:calc(var(--radius) + 10px);background:var(--surface);border:1px solid var(--border);padding:80px 32px 0;text-align:center;overflow:hidden;display:flex;flex-direction:column;align-items:center;height:739px}
.pills{display:flex;gap:8px;margin-top:22px}
.pills span{height:30px;padding:0 13px;border-radius:999px;background:var(--background);border:1px solid var(--border);font-size:12.5px;font-weight:500;display:inline-flex;align-items:center;color:var(--foreground)}
.rig{position:relative;width:760px;height:400px;margin-top:auto}
.laptop{position:absolute;left:50%;transform:translateX(-50%);bottom:-40px;width:600px;height:390px;border-radius:18px 18px 0 0;background:oklch(.2 0 0);padding:14px 14px 0;box-shadow:0 0 0 1px var(--border)}
.laptop .scr,.tablet .scr,.phone .scr{background:oklch(1 0 0);height:100%;border-radius:6px 6px 0 0;overflow:hidden;display:grid;grid-template-columns:90px 1fr}
.scr .ss{background:oklch(.975 0 0);padding:10px 8px;border-right:1px solid oklch(.92 0 0)}
.scr .ss i{display:block;height:5px;border-radius:3px;background:oklch(.88 0 0);margin-bottom:8px}
.scr .ss i.d{width:60%}
.scr .sm{padding:10px;columns:4;column-gap:6px}
.scr .sm b{display:block;border-radius:4px;overflow:hidden;margin-bottom:6px;border:1px solid oklch(.92 0 0)}
.scr .sm b svg{width:100%;height:auto}
.tablet{position:absolute;right:0;bottom:-30px;width:250px;height:320px;border-radius:20px;background:oklch(.2 0 0);padding:10px}
.tablet .scr{border-radius:10px;grid-template-columns:1fr}
.tablet .sm{columns:3}
.phone{position:absolute;left:10px;bottom:-30px;width:150px;height:290px;border-radius:26px;background:oklch(.2 0 0);padding:8px}
.phone .scr{border-radius:19px;grid-template-columns:1fr}
.phone .sm{columns:2;padding:22px 8px 8px}

/* ---------- cta ---------- */
.cta{text-align:center;display:flex;flex-direction:column;align-items:center}
.cta .btn{margin-top:30px}
.cta small{display:block;margin-top:16px;font-size:13px;color:var(--muted-foreground)}
.cta small a{text-decoration:underline;text-underline-offset:3px}

/* ---------- footer ---------- */
.foot{max-width:896px;margin:128px auto 0;padding:0 0 32px}
.foot .top{display:flex;gap:40px;padding:40px 0 48px;border-top:1px solid var(--border)}
.foot .brand{width:256px;font-size:13.5px;line-height:21px;color:var(--muted-foreground)}
.foot .brand .nm{display:flex;align-items:center;gap:8px;font-weight:600;color:var(--foreground);margin-bottom:8px}
.foot nav{flex:1;display:grid;grid-template-columns:repeat(4,1fr);gap:40px 32px;max-width:600px;margin-left:auto}
.foot h4{font-size:13px;line-height:20px;font-weight:600;padding-bottom:8px}
.foot nav a{display:block;font-size:13.5px;line-height:28px;color:var(--muted-foreground)}
.foot nav a:hover{color:var(--foreground)}
.foot .bot{display:flex;justify-content:center;gap:20px;font-size:12.5px;color:var(--muted-foreground);padding-top:24px;border-top:1px solid var(--border)}
.foot .bot a:hover{color:var(--foreground)}

/* ---------- subpages ---------- */
.page{max-width:720px;margin:0 auto;padding:140px 24px 0}
.page .h1{text-align:center;margin-left:auto;margin-right:auto;font-size:46px}
.page .sub{margin:16px auto 0;text-align:center}
.fine{text-align:center;font-size:12.5px;color:var(--muted-foreground);margin-top:16px}
.faq{margin-top:80px}
.faq h2{font-size:30px;font-weight:600;letter-spacing:-.035em;margin-bottom:16px;text-align:center}
.faq details{border-top:1px solid var(--border);padding:16px 2px}
.faq details:last-child{border-bottom:1px solid var(--border)}
.faq summary{cursor:pointer;font-size:15px;font-weight:500;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:12px}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"";width:8px;height:8px;border-right:1.5px solid var(--muted-foreground);border-bottom:1.5px solid var(--muted-foreground);transform:rotate(45deg) translateY(-2px);transition:transform .25s cubic-bezier(.2,0,0,1);flex:none}
.faq details[open] summary:after{transform:rotate(225deg) translateY(-2px)}
.faq details p{font-size:14.5px;color:var(--muted-foreground);margin-top:8px;line-height:23px}
.faq details a{color:var(--foreground)}
.prose{margin-top:40px;font-size:15.5px;line-height:27px;color:var(--ink-90)}
.prose h2{font-size:22px;font-weight:600;letter-spacing:-.03em;margin:34px 0 8px;color:var(--foreground)}
.prose p+p{margin-top:12px}
.prose code{font:500 13px var(--mono);background:var(--muted);border:1px solid var(--border);padding:1px 5px;border-radius:5px}
.prose a{text-decoration:underline;text-underline-offset:3px}
.steps{margin:8px 0 0 20px;display:grid;gap:8px}

/* extension page */
.ext-shot{display:flex;justify-content:center;margin-top:44px;padding:40px 16px;border-radius:calc(var(--radius) + 8px);background:var(--surface);border:1px solid var(--border)}
.ext-shot .pop{width:300px;background:var(--popover);border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow-xl);padding:0 0 12px;font-size:12px;text-align:left}
.pop-hd{display:flex;align-items:center;gap:8px;padding:10px 12px;border-bottom:1px solid var(--border);margin-bottom:10px}
.pop-hd b{flex:1;font-weight:600}
.pop-hd span{color:var(--muted-foreground);font-size:11px}
.pop-seg{display:flex;margin:0 12px 10px;padding:3px;border-radius:8px;background:var(--muted)}
.pop-seg span{flex:1;text-align:center;padding:4px 0;border-radius:6px;font-weight:500;color:var(--muted-foreground)}
.pop-seg span.on{background:var(--background);color:var(--foreground);box-shadow:0 0 0 1px var(--border)}
.pop-f{margin:0 12px 8px;flex:1}
.pop-f small{display:block;font-size:10px;font-weight:500;color:var(--muted-foreground);margin-bottom:3px}
.pop-f div{height:28px;border-radius:7px;border:1px solid var(--input);padding:0 9px;display:flex;align-items:center}
.ext-shot blockquote{margin:0 12px 10px;padding:9px 11px;border-radius:7px;background:var(--muted);border:1px solid var(--border);font:400 14px/1.4 var(--serif)}
.pop-row{display:flex}
.pop-row .pop-f:first-child{margin-right:0}
.pop-save{margin:4px 12px 0;height:32px;border-radius:8px;background:var(--primary);color:var(--primary-foreground);font-weight:500;display:flex;align-items:center;justify-content:center;gap:8px}
.pop-save kbd{font:500 9px var(--mono);padding:2px 4px;border-radius:3px;border:1px solid color-mix(in oklch,var(--primary-foreground) 30%,transparent)}

/* ---------- press feedback (ease-out 150ms, never below .95) ---------- */
.btn,.btn-s,.tabs button,.pause,.badge{transition-property:scale,background-color,color,box-shadow,border-color;transition-duration:.15s;transition-timing-function:ease-out}
.btn:active,.btn-s:active,.tabs button:active,.pause:active,.badge:active{scale:.96}
.thumb:active{scale:.97}

@media (max-width:900px){
  .nav .links{display:none}
  .grid{grid-template-columns:1fr 1fr}
  .rig{transform:scale(.8);transform-origin:bottom center}
}
@media (max-width:640px){
  .hero{padding-top:112px;padding-left:16px;padding-right:16px}
  .h1,.rot{font-size:34px;line-height:1.08;letter-spacing:-.04em}
  .rot{height:40px}
  .ctas{flex-direction:column;align-self:stretch}
  .ctas .btn{justify-content:center}
  .plats{flex-wrap:wrap;justify-content:center}
  .stage,.inner{padding:0 16px}
  .h2{font-size:30px}
  .grid{grid-template-columns:1fr}
  .tabs{max-width:100%;overflow-x:auto}
  .tabs button{padding:0 12px}
  .devices{padding:56px 16px 0;height:600px}
  .rig{transform:scale(.5)}
  .pills{flex-wrap:wrap;justify-content:center}
  .foot{padding:0 16px 32px}
  .foot .top{flex-direction:column}
  .foot nav{grid-template-columns:1fr 1fr;margin-left:0}
  .pause span{display:none}
  .page .h1{font-size:34px}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

/* photos in previews */
.mini .mm b img,.mini .pane b img,.wallv b img{width:100%;height:100%;object-fit:cover;display:block}
.wallv b{background:var(--muted)}
.fan div i{display:block;height:82px;overflow:hidden;background:var(--muted)}
.scr .sm b{background:oklch(.95 0 0)}
.scr .sm b img{width:100%;height:auto;display:block}

/* ---------- brand: moss-green stone tile + "cairn" wordmark ---------- */
:root{--brand:oklch(.47 .085 150);--brand-foreground:oklch(.985 .01 95);--veil:color-mix(in oklch,var(--background) 58%,transparent)}
@media (prefers-color-scheme:dark){:root{--brand:oklch(.6 .1 150);--brand-foreground:oklch(.16 .02 150);--veil:color-mix(in oklch,var(--background) 68%,transparent)}}
.brand{display:inline-flex;align-items:center;gap:9px;color:var(--foreground)}
.brand img{width:24px;height:24px;border-radius:7px;box-shadow:var(--shadow-xs)}
.wm{font-size:19px;font-weight:700;letter-spacing:-.05em;line-height:1;color:var(--foreground)}
.foot .brand .nm img{border-radius:6px}
.foot .brand .nm .wm{font-size:17px}
.btn.brand{background:var(--brand);color:var(--brand-foreground)}
.btn.brand:hover{background:color-mix(in oklch,var(--brand) 88%,var(--foreground))}
.badge i{background:var(--brand);color:var(--brand-foreground)}

/* ---------- hero: a cairn in the mist, behind the headline; the app frame overlaps its lower edge ---------- */
.hero{position:relative;isolation:isolate}
.hero::before,.hero::after{content:"";position:absolute;z-index:-1;top:8px;left:calc(50% - 50vw + 12px);right:calc(50% - 50vw + 12px);bottom:calc(-1 * min(300px, 30vw));border-radius:28px}
.hero::before{background:#cfd5ce url(photos/hero-cairn.webp) center 60% / cover no-repeat}
.hero::after{background:var(--veil);box-shadow:inset 0 0 0 1px var(--border)}
.hero .h1{text-shadow:0 1px 0 color-mix(in oklch,var(--background) 40%,transparent)}
#hero-stage{position:relative;z-index:1}
.nav{background:color-mix(in oklch,var(--background) 72%,transparent)}

/* ---------- app frames wear a browser window ---------- */
.frame{display:flex;flex-direction:column;aspect-ratio:960/643}
.surface .frame{aspect-ratio:960/638}
.frame .chrome{flex:none;height:38px;display:flex;align-items:center;gap:7px;padding:0 14px;border-bottom:1px solid var(--border);background:var(--surface)}
.frame .chrome i{width:10px;height:10px;border-radius:50%;background:color-mix(in oklch,var(--foreground) 16%,transparent)}
.frame .chrome span{margin:0 auto;transform:translateX(-26px);font:500 11.5px var(--mono);color:var(--muted-foreground);padding:4px 16px;border-radius:7px;background:var(--background);border:1px solid var(--border)}
.frame .screen{position:relative;flex:1;overflow:hidden;background:var(--background)}
@media (max-width:640px){
  .hero::before,.hero::after{left:8px;right:8px;border-radius:20px}
  .frame .chrome{height:28px;padding:0 10px}.frame .chrome i{width:7px;height:7px}.frame .chrome span{font-size:9.5px;padding:2px 10px;transform:translateX(-14px)}
}

/* =================================================================
   v9 brand — floating pill nav, stone-dot wordmark, big footer.
   Shared by every page; the landing adds home.css on top.
   ================================================================= */
:root{--stone:oklch(.56 .12 150);--stone-on-dark:oklch(.78 .14 150);--ink-band:oklch(.2 .018 150)}
@media (prefers-color-scheme:dark){:root{--stone:oklch(.72 .13 150);--ink-band:oklch(.2 .02 150)}}
.nav{position:fixed;inset:14px 0 auto;height:auto;padding:0 16px;display:flex;justify-content:center;background:none!important;border:0!important;backdrop-filter:none;-webkit-backdrop-filter:none;pointer-events:none;z-index:60}
.navin{pointer-events:auto;width:100%;max-width:860px;height:56px;display:flex;align-items:center;gap:6px;padding:0 8px 0 18px;border-radius:999px;background:oklch(.19 .014 150 / .9);backdrop-filter:blur(18px) saturate(1.5);-webkit-backdrop-filter:blur(18px) saturate(1.5);box-shadow:0 14px 34px -14px oklch(0 0 0 / .5),inset 0 0 0 1px oklch(1 0 0 / .09);color:#fff;transition:max-width .4s cubic-bezier(.2,0,0,1),box-shadow .2s ease-out}
.nav.scrolled .navin{max-width:780px}
.nav .brand,.nav .wm{color:#fff}
.nav .brand img{box-shadow:none}
.nav .links{position:static;transform:none;margin:0 auto;display:flex;gap:2px}
.nav .links a{height:36px;padding:0 13px;border-radius:999px;font-size:14px;font-weight:500;color:oklch(1 0 0 / .68);display:flex;align-items:center;transition:color .15s ease-out,background-color .15s ease-out}
.nav .links a:hover,.nav .links a[aria-current]{color:#fff;background:oklch(1 0 0 / .09)}
.nav .btn-s{height:40px;padding:0 18px;border-radius:999px;background:var(--stone-on-dark);color:oklch(.18 .03 150);font-size:14px;font-weight:600;box-shadow:none}
.nav .btn-s:hover{background:oklch(.84 .13 150)}
/* the wordmark: "cairn" with its i dotted by a small green stone */
.wm{font-weight:800;letter-spacing:-.025em;font-size:21px}
/* .wi stays inline so its box is the font's content area (ascent 1.01em): the stone sits where the dot would, .6-.73em above the baseline */
.wi{position:relative;display:inline}
.wi::after{content:"";position:absolute;left:50%;top:.29em;width:.235em;height:.135em;margin-left:-.117em;border-radius:50%;background:var(--stone);transform:rotate(-14deg)}
.nav .wi::after{background:var(--stone-on-dark)}
/* buttons */
.btn.lg{height:50px;padding:0 24px;border-radius:999px;font-size:15px;font-weight:600}
.btn .arr{transition:transform .2s cubic-bezier(.2,0,0,1)}
.btn:hover .arr{transform:translateX(3px)}
.btn.glass{background:oklch(1 0 0 / .14);color:#fff;border:1px solid oklch(1 0 0 / .3);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}
.btn.glass:hover{background:oklch(1 0 0 / .22)}
.btn.light{background:#fff;color:oklch(.18 .02 150)}
.btn.light:hover{background:oklch(.95 .01 150)}
.btn.ghost-l{color:#fff;border:1px solid oklch(1 0 0 / .4)}
.btn.ghost-l:hover{background:oklch(1 0 0 / .1)}
.btn.glass:active,.btn.light:active,.btn.ghost-l:active{scale:.96}
/* footer */
.foot2{max-width:1180px;margin:120px auto 0;padding:56px 24px 28px;border-top:1px solid var(--border)}
.f-top{display:flex;justify-content:space-between;gap:48px}
.f-brand{max-width:300px}
.f-brand p{margin-top:12px;font-size:14px;line-height:22px;color:var(--muted-foreground)}
.foot2 nav{display:grid;grid-template-columns:repeat(3,minmax(150px,auto));gap:32px 56px}
.foot2 h4{font-size:13px;font-weight:600;margin-bottom:10px}
.foot2 nav a{display:block;font-size:14px;line-height:30px;color:var(--muted-foreground);transition:color .15s ease-out}
.foot2 nav a:hover{color:var(--foreground)}
.f-word{margin:64px 0 18px;text-align:center;font-weight:800;font-size:clamp(110px,26vw,330px);line-height:.82;letter-spacing:-.04em;color:color-mix(in oklch,var(--foreground) 7%,var(--background));user-select:none}
.f-word .wi::after{background:var(--stone);opacity:.9}
.f-bot{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:18px;border-top:1px solid var(--border);font-size:12.5px;color:var(--muted-foreground)}
.f-bot a:hover{color:var(--foreground)}
.page{padding-top:150px}
.page .h1{font-weight:800;letter-spacing:-.05em}
@media (max-width:900px){.nav .links{display:none}.navin{justify-content:space-between}}
@media (max-width:640px){
  .navin{height:52px;padding-left:14px}
  .f-top{flex-direction:column;gap:32px}
  .foot2 nav{grid-template-columns:1fr 1fr}
  .foot2{padding:44px 16px 24px;margin-top:88px}
}