/* Page&Page "open" pages (design notes V2 and V4, Oct 30, 2026): the shared look for every page built with
   "shell":"open" in tools/build-site.mjs. Header, footer, type, buttons, reading-paced reveals, closing, questions,
   showcase banner. Each page adds its own file (home.css, art.css ...). Motion: open.js. */
@font-face{font-family:'Source Serif 4';src:url(../../fonts/source-serif-4-latin-wght-normal.woff2) format('woff2');font-weight:200 900;font-display:swap}
@font-face{font-family:'Source Serif 4';font-style:italic;src:url(../../fonts/source-serif-4-latin-wght-italic.woff2) format('woff2');font-weight:200 900;font-display:swap}
@font-face{font-family:'Inter';src:url(../../fonts/inter-latin-wght-normal.woff2) format('woff2');font-weight:100 900;font-display:swap}
:root{
  --ink:#0F0F10;--ink2:#18181A;--sand:#F5F3EC;--paper:#FBFAF6;--yellow:#F6B90B;--gold:#B38200;
  --line-d:rgba(255,255,255,.12);--line-l:rgba(15,15,16,.14);
  --soft-d:#B9B8B1;--mut-d:#85847E;--soft-l:#4A4945;--mut-l:#7A7871;
  --serif:'Source Serif 4',Georgia,'Times New Roman',serif;
  --sans:'Inter',system-ui,-apple-system,'Segoe UI',Arial,sans-serif;
  --ease:cubic-bezier(.16,1,.3,1);--ease-io:cubic-bezier(.7,0,.2,1);
  --gut:max(20px,env(safe-area-inset-left,0px));
  color-scheme:dark;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--ink);color:#fff;font-family:var(--sans);font-size:17px;line-height:1.55;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
html.lock,html.lock body{overflow:hidden}
a{color:inherit}
img{display:block;max-width:100%;height:auto}
.wrap{max-width:1280px;margin:0 auto;padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px))}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
:focus-visible{outline:2px solid var(--yellow);outline-offset:4px;border-radius:4px}
.light :focus-visible,.close :focus-visible{outline-color:var(--ink)}

/* Type */
.serif{font-family:var(--serif)}
h1,h2,h3{font-family:var(--serif);font-weight:500;margin:0;letter-spacing:-.022em;text-wrap:balance}
.d1{font-size:clamp(40px,6.3vw,104px);line-height:1.02}
.d2{font-size:clamp(36px,4.9vw,76px);line-height:1.02}
.d3{font-size:clamp(28px,2.6vw,40px);line-height:1.08}
p{margin:0;text-wrap:pretty}
.lead{font-size:clamp(17px,1.35vw,20px);line-height:1.5;color:var(--soft-d);max-width:30em}
.light .lead{color:var(--soft-l)}
.small{font-size:14px;color:var(--mut-d)}
.light .small{color:var(--mut-l)}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;height:52px;padding:0 28px;border-radius:999px;font:600 16px/1 var(--sans);text-decoration:none;white-space:nowrap;transition:background-color .25s ease,color .25s ease,transform .25s var(--ease)}
.btn:active{transform:scale(.98)}
.btn.y{background:var(--yellow);color:var(--ink)}
.btn.y:hover{background:#FFC93A}
.btn.k{background:var(--ink);color:#fff}
.btn.k:hover{background:#2A2A2D}
.btn.sm{height:40px;padding:0 18px;font-size:14px}
.tlink{font-weight:500;text-decoration:none;background:linear-gradient(currentColor,currentColor) 0 100%/100% 1px no-repeat;padding-bottom:3px;transition:background-size .35s var(--ease)}
.tlink:hover{background-size:0 1px;background-position:100% 100%}

/* Header */
.hdr{position:fixed;inset:0 0 auto 0;z-index:40;padding-top:env(safe-area-inset-top,0px);transition:background-color .4s ease,backdrop-filter .4s ease,border-color .4s ease;border-bottom:1px solid transparent}
.hdr.solid{background:rgba(15,15,16,.94);-webkit-backdrop-filter:blur(14px) saturate(1.2);backdrop-filter:blur(14px) saturate(1.2);border-color:var(--line-d)}
.bar{display:flex;align-items:center;gap:32px;height:76px}
.logo{display:block;width:132px;flex:none}
.logo svg{display:block;width:100%;height:auto}
.nav{display:flex;gap:30px;margin-left:auto}
.nav a,.si{font-size:15px;color:var(--soft-d);text-decoration:none;transition:color .2s}
.nav a:hover,.si:hover{color:#fff}
.side{display:flex;align-items:center;gap:22px}
.menu-btn{display:none;margin-left:auto;background:none;border:0;color:#fff;font:500 15px var(--sans);padding:10px 0;cursor:pointer}
@media (max-width:900px){.nav,.side .si{display:none}.side{margin-left:auto}}
@media (max-width:560px){.side{display:none}.menu-btn{display:block}.bar{height:64px}.logo{width:116px}}
.mmenu{position:fixed;inset:0;z-index:39;background:var(--ink);display:flex;flex-direction:column;justify-content:center;gap:6px;padding:96px max(20px,env(safe-area-inset-right,0px)) 40px max(20px,env(safe-area-inset-left,0px));opacity:0;visibility:hidden;transition:opacity .35s ease,visibility 0s .35s}
.mmenu.open{opacity:1;visibility:visible;transition:opacity .35s ease}
.mmenu a{font-family:var(--serif);font-size:40px;line-height:1.25;text-decoration:none}
.mmenu .btn{margin-top:28px;align-self:flex-start;font-family:var(--sans)}
.js .hdr .logo,.js .hdr .nav,.js .hdr .side,.js .hdr .menu-btn{opacity:0}
.hdr.ready .logo{opacity:1}
.hdr.ready .nav,.hdr.ready .side,.hdr.ready .menu-btn{opacity:1;transition:opacity .9s ease .25s}

/* Reading-paced reveals */
.js [data-r]{opacity:0;transform:translateY(16px)}
.js [data-r].in{opacity:1;transform:none;transition:opacity .8s ease var(--d,0ms),transform 1s var(--ease) var(--d,0ms)}
.js .ln[data-r]{opacity:1;transform:none;overflow:hidden;padding-bottom:.08em;margin-bottom:-.08em}
.js .ln[data-r]>span{display:inline-block;transform:translateY(110%)}
.js .ln[data-r].in>span{transform:none;transition:transform 1.1s var(--ease) var(--d,0ms)}
.ln{display:block}
.js [data-r=open]{opacity:1;transform:none;clip-path:inset(0 0 0 100%)}
.js [data-r=open].from-l{clip-path:inset(0 100% 0 0)}
.js [data-r=open] img{transform:scale(1.08)}
.js [data-r=open].in{clip-path:inset(0 0 0 0);transition:clip-path 1.3s var(--ease-io) var(--d,0ms)}
.js [data-r=open].in img{transform:none;transition:transform 1.8s var(--ease) var(--d,0ms)}
.js [data-r=rule]{opacity:1;transform:scaleY(0);transform-origin:50% 0}
.js [data-r=rule].in{transform:none;transition:transform 1.2s var(--ease-io) var(--d,0ms)}
.js [data-r].now,.js [data-r].now>span,.js [data-r].now img{transition:none!important}

/* Sections */
.sec{padding:clamp(104px,13vw,200px) 0}
.light{background:var(--sand);color:var(--ink)}
.dark{background:var(--ink);color:#fff}

/* Closing button ripples (open.js) */
.close{overflow:hidden}
.sonar{position:relative;display:inline-block;margin-top:clamp(36px,4vw,56px)}
.close .sonar .btn{margin-top:0;position:relative;z-index:1}
.sonar .ping{position:absolute;left:0;top:0;width:100%;height:100%;border-radius:999px;border:1.5px solid rgba(15,15,16,.32);opacity:0;pointer-events:none}
.sonar.on .ping{animation:ping 3.6s cubic-bezier(.2,.6,.3,1) infinite}
@keyframes ping{0%{transform:scale(1);opacity:.6}100%{transform:scale(2.6);opacity:0}}
@media (prefers-reduced-motion:reduce){.sonar.on .ping{animation:none}}
/* Closing */
.close{background:var(--yellow);color:var(--ink);padding:clamp(104px,12vw,180px) 0}
.close h2{font-size:clamp(44px,6.6vw,108px);line-height:1;max-width:11em}
.close .btn{margin-top:clamp(36px,4vw,56px)}

/* Footer */
.foot{padding-top:72px;padding-bottom:calc(40px + env(safe-area-inset-bottom,0px));display:grid;grid-template-columns:auto 1fr auto;gap:32px;align-items:end}
.foot .logo{width:150px}
.foot nav{display:flex;gap:26px;flex-wrap:wrap;justify-self:center}
.foot nav a{font-size:14px;color:var(--soft-d);text-decoration:none}
.foot nav a:hover{color:#fff}
.foot .copy{font-size:13px;color:var(--mut-d);text-align:right}
@media (max-width:760px){.foot{grid-template-columns:1fr;align-items:start}.foot nav{justify-self:start}.foot .copy{text-align:left}}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .js [data-r],.js [data-r]>span,.js [data-r] img{opacity:1!important;transform:none!important;clip-path:none!important;transition:none!important}
  .intro{display:none}
  .js .hdr .logo,.js .hdr .nav,.js .hdr .side,.js .hdr .menu-btn{opacity:1}
}

/* Showcase banner (only in the public showcase copy, inside the fixed header) */
.soonbar{display:grid;grid-template-rows:1fr;background:#141416;border-bottom:1px solid var(--line-d)}
.soonbar p{min-height:0;overflow:hidden;margin:0;padding:9px 16px;color:var(--yellow);font-size:14px;line-height:1.4;text-align:center}
.soonbar b{font-weight:700}
/* it waits until the page has finished its entrance, then slides down */
.js .hdr .soonbar{grid-template-rows:0fr;border-bottom-color:transparent}
.js .hdr .soonbar p{padding-top:0;padding-bottom:0;opacity:0}
.hdr .soonbar.show{grid-template-rows:1fr;border-bottom-color:var(--line-d);transition:grid-template-rows .9s var(--ease),border-color .9s ease}
.hdr .soonbar.show p{padding-top:9px;padding-bottom:9px;opacity:1;transition:padding .9s var(--ease),opacity .7s ease .25s}
@media (max-width:560px){.soonbar p{font-size:13px;padding-left:14px;padding-right:14px}.hdr .soonbar.show p{padding-top:8px;padding-bottom:8px}}

/* ---------- Shared parts of the side pages (Grow, Systems and the rest) ---------- */
.eyebrow{font-size:14px;letter-spacing:.14em;text-transform:uppercase;color:var(--yellow);margin-bottom:18px;display:flex;align-items:center;gap:12px}
.eyebrow::before{content:"";width:28px;height:1px;background:var(--yellow)}
/* the menu of what a page covers, as an orbit: {{orbit:grow}}, {{orbit:systems}} (open.js runs it) */
.menu-grid{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:clamp(32px,6vw,104px);align-items:center}
.menu-head .lead{margin-top:20px}
.menu-head .acts{display:flex;align-items:center;gap:24px;flex-wrap:wrap;margin-top:30px}
@media (max-width:899px){.menu-grid{grid-template-columns:1fr}}
.soon{display:inline-block;vertical-align:middle;font:600 12px/1.2 var(--sans);letter-spacing:0;text-transform:none;color:var(--gold);border:1px solid rgba(196,143,0,.45);border-radius:999px;padding:3px 9px;margin-left:8px}
.dark .soon,.eyebrow .soon{color:var(--yellow);border-color:rgba(246,185,11,.45)}
.eyebrow .soon{margin-left:4px}
/* the ring turns, and a turning square is wider than itself: keep it from widening the page on phones */
.menu{overflow-x:clip}
.ob-wrap{position:relative;width:100%;max-width:620px;margin:0 auto;container-type:inline-size}
.orbit{position:relative;aspect-ratio:1}
.ob-face,.ob-face i{position:absolute;inset:0;border-radius:50%;pointer-events:none}
.ob-face .o1{border:1px solid rgba(255,255,255,.05)}
.ob-face .o2{inset:8%;border:1px dashed rgba(255,255,255,.13)}
.ob-face .o3{inset:21%;border:1px solid rgba(246,185,11,.16)}
.ob-face .ticks{inset:1.5%;background:repeating-conic-gradient(rgba(255,255,255,.22) 0 .35deg,transparent .35deg 5deg);
  -webkit-mask:radial-gradient(circle,transparent 47.6%,#000 48%,#000 50%,transparent 50.2%);mask:radial-gradient(circle,transparent 47.6%,#000 48%,#000 50%,transparent 50.2%)}
.ob-face .sweep{inset:8%;background:conic-gradient(from 0deg,rgba(246,185,11,.14),transparent 70deg);animation:obspin 10s linear infinite}
.ob-ring{position:absolute;inset:0;margin:0;padding:0;list-style:none;animation:obspin 150s linear infinite}
.ob-ring>li{position:absolute;width:0;height:0;z-index:2}
.ob-node{--nd:clamp(42px,10.5cqw,62px);position:absolute;left:0;top:0;width:var(--nd);height:var(--nd);margin:calc(var(--nd) / -2) 0 0 calc(var(--nd) / -2);padding:0;border-radius:50%;
  border:1px solid rgba(255,255,255,.14);background:#18181B;color:var(--soft-d);display:grid;place-items:center;cursor:pointer;
  animation:obspin 150s linear infinite reverse;transition:background-color .4s ease,color .4s ease,border-color .4s ease,box-shadow .5s ease,scale .6s var(--ease)}
.ob-wrap:hover .ob-ring,.ob-wrap:hover .ob-node,.ob-wrap:focus-within .ob-ring,.ob-wrap:focus-within .ob-node{animation-play-state:paused}
.ob-node svg{width:46%;height:46%;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.ob-node:hover{border-color:rgba(246,185,11,.55);color:#fff}
.ob-node.on{background:var(--yellow);color:var(--ink);border-color:var(--yellow);scale:1.14;box-shadow:0 0 0 8px rgba(246,185,11,.12),0 0 34px rgba(246,185,11,.45)}
.ob-node.is-soon::after{content:"";position:absolute;right:4%;top:4%;width:9px;height:9px;border-radius:50%;background:var(--yellow);box-shadow:0 0 0 3px var(--ink)}
.ob-node.on.is-soon::after{background:var(--ink);box-shadow:0 0 0 2px var(--yellow)}
.ob-ring>li.ob-beam{left:50%;top:50%;width:42%;height:2px;margin-top:-1px;z-index:1;transform-origin:0 50%;rotate:var(--ba,-90deg);
  background:linear-gradient(90deg,transparent 62%,rgba(246,185,11,.75));transition:rotate 1.1s var(--ease);pointer-events:none}
.ob-core{position:absolute;inset:21%;border-radius:50%;display:grid;place-items:center;pointer-events:none;
  background:radial-gradient(circle at 50% 30%,#1D1D21,#111113 72%);box-shadow:inset 0 0 60px rgba(0,0,0,.6),0 0 90px rgba(246,185,11,.07)}
.ob-big{display:none;width:30%;height:30%;fill:none;stroke:var(--yellow);stroke-width:1.3;stroke-linecap:round;stroke-linejoin:round}
.ob-read{position:absolute;left:50%;top:50%;width:46%;transform:translate(-50%,-50%);text-align:center}
.ob-kind{font:600 12px var(--sans);letter-spacing:.14em;text-transform:uppercase;color:var(--mut-d)}
.ob-kind .soon{margin-left:6px;letter-spacing:0}
.ob-txt h3{font-size:clamp(21px,4.9cqw,30px);line-height:1.12;margin-top:10px}
.ob-line{margin-top:10px;color:var(--soft-d);font-size:clamp(14px,2.6cqw,16px);line-height:1.45}
.ob-ask{display:inline-block;margin-top:14px;font-size:14px;font-weight:600;color:var(--yellow);text-decoration:none;border-bottom:1px solid rgba(246,185,11,.5);padding-bottom:2px}
.ob-ask:hover{border-bottom-color:var(--yellow)}
.ob-read.swap .ob-txt>*,.ob-read.swap .ob-ask{animation:obin .7s var(--ease) both}
.ob-read.swap .ob-txt>:nth-child(2){animation-delay:.06s}.ob-read.swap .ob-txt>:nth-child(3){animation-delay:.12s}.ob-read.swap .ob-ask{animation-delay:.18s}
@keyframes obin{from{opacity:0;transform:translateY(10px);filter:blur(4px)}}
@keyframes obspin{to{rotate:360deg}}
.ob-info{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
/* nodes pop in the first time the orbit is seen */
.js .ob-wrap:not(.live) .ob-node{scale:0}
.js .ob-wrap.live .ob-node{transition-delay:calc(var(--i,0) * 45ms),calc(var(--i,0) * 45ms),calc(var(--i,0) * 45ms),0s,calc(var(--i,0) * 45ms)}
.js .ob-wrap.live.settled .ob-node{transition-delay:0s}
@container (max-width:520px){
  .ob-read{position:static;transform:none;width:auto;max-width:360px;min-height:168px;margin:18px auto 0}
  .ob-big{display:block}
}
html:not(.js) .ob-face,html:not(.js) .ob-core,html:not(.js) .ob-node,html:not(.js) .ob-beam,html:not(.js) .ob-read{display:none}
html:not(.js) .orbit{aspect-ratio:auto}
html:not(.js) .ob-ring{position:static;animation:none}
html:not(.js) .ob-ring>li{position:static;width:auto;height:auto;padding:16px 0;border-bottom:1px solid var(--line-d)}
html:not(.js) .ob-info{position:static;width:auto;height:auto;overflow:visible;clip:auto;white-space:normal}
@media (prefers-reduced-motion:reduce){.ob-ring,.ob-node,.ob-face .sweep{animation:none}.ob-ring>li.ob-beam{transition:none}.ob-read.swap .ob-txt>*,.ob-read.swap .ob-ask{animation:none}}
/* three steps on one gold line */
.steps3 h2{max-width:12em}
.s3{list-style:none;margin:clamp(44px,5vw,72px) 0 0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(24px,3vw,48px);position:relative}
.s3::before{content:"";position:absolute;left:0;right:0;top:7px;height:1px;background:var(--line-l)}
.s3::after{content:"";position:absolute;left:0;right:0;top:7px;height:1px;background:var(--gold);transform:scaleX(var(--p,0));transform-origin:0 50%;transition:transform 1.8s var(--ease) .2s}
.s3:has(li.in)::after{--p:1}
.s3 li{position:relative;display:grid;gap:8px;padding-top:34px}
.s3 .dot{position:absolute;left:0;top:0;width:15px;height:15px;border-radius:50%;background:var(--sand);border:1.5px solid var(--gold)}
.s3 li.in .dot{background:var(--yellow);box-shadow:0 0 0 5px rgba(246,185,11,.18);transition:background .4s ease var(--d,0ms),box-shadow .4s ease var(--d,0ms)}
.s3 b{font-family:var(--serif);font-weight:500;font-size:clamp(22px,1.9vw,28px);letter-spacing:-.01em}
.s3 span:not(.dot){color:var(--soft-l)}
@media (max-width:760px){.s3{grid-template-columns:1fr;gap:28px;padding-left:30px}.s3::before,.s3::after{left:7px;right:auto;top:0;bottom:0;width:1px;height:auto}.s3::after{transform:scaleY(var(--p,0));transform-origin:50% 0}.s3 li{padding-top:0}.s3 .dot{left:-30px;top:6px}}
@media (prefers-reduced-motion:reduce){.s3::after{--p:1}}

/* Questions */
.faq-grid{display:grid;grid-template-columns:minmax(0,.7fr) minmax(0,1.3fr);gap:clamp(32px,6vw,104px);align-items:start}
.faq-list{border-top:1px solid var(--line-l)}
.faq-list details{border-bottom:1px solid var(--line-l)}
.faq-list summary{list-style:none;display:flex;justify-content:space-between;align-items:center;gap:24px;padding:24px 0;cursor:pointer;font-family:var(--serif);font-weight:500;font-size:clamp(20px,1.7vw,26px);letter-spacing:-.01em;line-height:1.25}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary i{position:relative;flex:none;width:14px;height:14px}
.faq-list summary i::before,.faq-list summary i::after{content:"";position:absolute;left:0;top:6px;width:14px;height:1.5px;background:var(--gold);transition:transform .35s var(--ease)}
.faq-list summary i::after{transform:rotate(90deg)}
.faq-list details[open] summary i::after{transform:rotate(0)}
.faq-list details p{padding:0 0 26px;color:var(--soft-l);max-width:36em}
.faq-list summary:focus-visible{outline-offset:-2px}
@media (max-width:760px){.faq-grid{grid-template-columns:1fr}}