@font-face{font-family:"News";src:url(fonts/newsreader-latin-300-normal.woff2) format("woff2");font-weight:300;font-display:swap}
@font-face{font-family:"News";src:url(fonts/newsreader-latin-300-italic.woff2) format("woff2");font-weight:300;font-style:italic;font-display:swap}
@font-face{font-family:"News";src:url(fonts/newsreader-latin-400-normal.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Fig";src:url(fonts/figtree-latin-400-normal.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Fig";src:url(fonts/figtree-latin-500-normal.woff2) format("woff2");font-weight:500;font-display:swap}
@font-face{font-family:"JBMono";src:url(fonts/jetbrains-mono-latin-400-normal.woff2) format("woff2");font-weight:400;font-display:swap}

/* Every color lives here. A night theme only needs its own [data-theme="dark"] block. */
:root,[data-theme="light"]{
  /* page */
  --paper:#F7F5EF; --sand:#ECE4D6; --ink:#0F2638; --ink-soft:#3B5162; --ink-faint:#5F7383;
  --accent:#1D78A6; --rule:#D9D6CC; --btn:#0B3A5A; --btn-hover:#1D5E86; --btn-text:#F7F5EF;
  --footer:#0B3A5A; --footer-text:#C5D6E2; --footer-faint:#86A4BA;
  --close-from:#F7F5EF; --close-to:#DDEEF6; --wrap-from:#DCD3C2; --wrap-to:#CFC6B4; --wrap-shadow:rgba(11,58,90,.28);
  --sound-bg:rgba(247,245,239,.72); --sound-line:rgba(15,38,56,.14); --on-water:#F3F8FB;
  /* the scene (read by scene.js) */
  --scene-sky-top:#7FB9E3; --scene-sky-low:#CDE6F4; --scene-haze:#E3F0F6; --scene-sun:#FFE9B8;
  --scene-sea:#1D78A6; --scene-deep:#0B3A5A; --scene-foam:#F4FAFB;
  /* the app window (the real app is dark in both themes) */
  --app-bg:#14191E; --app-panel:#1B2228; --app-inner:#10151A; --app-line:#2A333B; --app-edge:#3A444D;
  --app-text:#DDE2E6; --app-bright:#F2F5F7; --app-dim:#8B959E; --app-faint:#5E6870; --app-log:#C5CCD2;
  --app-key:#E6A96B; --app-ok:#7FC79A; --app-send:#E38A3E; --app-tab:#262E35; --app-light:#3A434B;
  --app-dot-manager:#6FCF8F; --app-dot-builder:#5AA6E8; --app-dot-tester:#A586E0; --app-dot-reviewer:#4FC6D6; --app-dot-docs:#E8C35A;
  --serif:"News",Georgia,serif; --sans:"Fig",system-ui,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%;overflow:hidden;overscroll-behavior:none}
body{background:var(--scene-sky-low);color:var(--ink);font:400 17px/1.6 var(--sans);-webkit-font-smoothing:antialiased;touch-action:none}
a{color:inherit;text-decoration:none}
:focus-visible{outline:2px solid var(--scene-deep);outline-offset:4px;border-radius:4px}
[tabindex="-1"]:focus{outline:none}

.water,.water canvas{position:fixed;inset:0;width:100%;height:100%;display:block}
.water{background:url(fallback.jpg) center/cover,linear-gradient(var(--scene-sky-top),var(--scene-sky-low) 58%,var(--scene-sea) 60%,var(--scene-deep))}
.water canvas{opacity:0;transition:opacity 2s ease}.water canvas.on{opacity:1}

.nav{position:fixed;inset:0 0 auto;z-index:5;display:flex;align-items:center;gap:2.5rem;padding:2rem clamp(1.25rem,4vw,3.5rem)}
.mark{font:400 1.3rem/1 var(--serif);letter-spacing:-.01em}
.nav nav{display:flex;gap:.4rem;margin-left:auto;font-size:.95rem;color:var(--ink-soft)}
.nav nav a{padding:.4rem .8rem;border-radius:999px;transition:color .4s,background .6s}
.nav nav a:hover{color:var(--ink)}
.nav nav a[aria-current="page"]{color:var(--ink);background:var(--sound-bg);box-shadow:inset 0 0 0 1px var(--sound-line)}
.nav-cta{font-size:.95rem;border-bottom:1px solid currentColor;padding-bottom:1px}

.stage{position:fixed;inset:0;z-index:2;pointer-events:none}
.state{position:absolute;inset:0;padding:0 clamp(1.25rem,4vw,3.5rem);visibility:hidden;transition:visibility 0s linear .7s}
.state.on{visibility:visible;transition-delay:0s;pointer-events:auto}
.state>*{opacity:0;transform:translateY(calc(var(--dir,1) * -14px));filter:blur(3px);
  transition:opacity .55s ease,transform .7s ease,filter .6s ease}
.state.on>*{opacity:1;transform:none;filter:none;transition:opacity 1.1s ease,transform 1.5s cubic-bezier(.2,.7,.2,1),filter 1.1s ease}
.state.on>:nth-child(1){transition-delay:.45s}.state.on>:nth-child(2){transition-delay:.6s}
.state.on>:nth-child(3){transition-delay:.75s}.state.on>:nth-child(4){transition-delay:.9s}
.state.enter>*{transform:translateY(calc(var(--dir,1) * 18px));transition:none}

h1{font:300 clamp(3rem,6.6vw,6.2rem)/1 var(--serif);letter-spacing:-.025em;margin-left:-.04em}
h2{font:300 clamp(2rem,3.6vw,3.2rem)/1.14 var(--serif);letter-spacing:-.018em}
.eyebrow{font:italic 300 1.15rem/1 var(--serif);color:var(--scene-deep);margin-bottom:1.6rem}
.btn{display:inline-flex;align-items:center;gap:.6rem;background:var(--btn);color:var(--btn-text);padding:.95rem 1.6rem;border-radius:999px;font-weight:500;font-size:1rem;transition:background .6s}
.btn:hover{background:var(--btn-hover)}
.btn svg{width:.95rem;height:.95rem;fill:currentColor;margin-top:-2px}

.s-home{padding-top:24vh;max-width:44rem}
.s-home .line{font-size:clamp(1.05rem,1.4vw,1.25rem);max-width:25rem;margin:1.6rem 0 2.2rem;color:var(--ink-soft)}

.s-philosophy{padding-top:21vh;max-width:46rem}
.s-philosophy .body,.s-app .body{max-width:30rem;margin-top:1.6rem;color:var(--ink-soft);font-size:1.08rem}

.s-how{padding-top:17vh;max-width:44rem}
.s-how ol{list-style:none}
.s-how li{display:grid;grid-template-columns:4rem 1fr;gap:1.4rem;align-items:center;padding:1.15rem 0;border-top:1px solid var(--sound-line)}
.s-how li:last-child{border-bottom:1px solid var(--sound-line)}
.s-how svg{width:3.4rem;height:3.4rem;fill:none;stroke:var(--scene-deep);stroke-width:1.4}
.s-how svg circle:first-child{fill:var(--scene-deep);stroke:none}
.s-how li:nth-child(2) circle:nth-child(3){opacity:.6}.s-how li:nth-child(2) circle:nth-child(4){opacity:.3}
.s-how h3{font:300 clamp(1.4rem,2vw,1.85rem)/1.15 var(--serif);margin-bottom:.25rem}
.s-how li p{color:var(--ink-soft);font-size:1rem}

.s-app{padding-top:13vh;max-width:30rem}
.s-app .body{font-size:1rem;margin-top:1rem}
.app-still{display:none}

.s-begin{display:flex;flex-direction:column;align-items:center;padding-top:22vh;text-align:center}
.s-begin h2{font-size:clamp(2.4rem,5vw,4.6rem);line-height:1.06;letter-spacing:-.02em;margin-bottom:2.4rem}
.s-begin h2 em{color:var(--scene-deep)}
.s-begin footer{position:absolute;left:0;right:0;bottom:1.6rem;display:flex;align-items:flex-end;justify-content:flex-end;gap:2rem;padding:0 clamp(1.25rem,4vw,3.5rem);text-align:left}
.palette{background:var(--sound-bg);border:1px solid var(--sound-line);border-radius:14px;padding:.7rem .9rem;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}
.palette ul{list-style:none;display:grid;grid-template-columns:repeat(4,auto);gap:.35rem 1rem;font-size:.72rem;color:var(--ink-soft)}
.palette li{display:flex;align-items:center;gap:.4rem;white-space:nowrap}
.palette i{width:.9rem;height:.9rem;border-radius:4px;box-shadow:inset 0 0 0 1px rgba(15,38,56,.15)}
.foot{display:flex;gap:1.2rem;font-size:.85rem;color:var(--on-water);order:-1;margin-right:auto;padding-left:11rem;padding-bottom:.6rem}

.pager{position:fixed;z-index:4;right:clamp(1rem,2vw,1.6rem);top:50%;transform:translateY(-50%);display:flex;flex-direction:column;gap:.7rem}
.pager i{width:5px;height:5px;border-radius:50%;background:var(--ink);opacity:.22;transition:opacity .8s,transform .8s}
.pager i.on{opacity:.75;transform:scale(1.5)}

.sound{position:fixed;z-index:5;left:clamp(1.25rem,4vw,3.5rem);bottom:1.6rem;display:inline-flex;align-items:center;gap:.55rem;
  font:500 .85rem/1 var(--sans);color:var(--ink);background:var(--sound-bg);border:1px solid var(--sound-line);border-radius:999px;padding:.55rem .95rem .55rem .75rem;cursor:pointer;
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}
.sound svg{width:1.15rem;height:1.15rem;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round}
.sound[aria-pressed="false"] svg{opacity:.55}

/* without WebGL the app state shows the window as plain HTML */
.nogl .app-still{display:block;position:absolute;right:clamp(1.25rem,4vw,3.5rem);top:30vh;width:min(50vw,60rem)}
.nogl .s-app{max-width:none}.nogl .s-app>p,.nogl .s-app>h2{max-width:30rem}
/* the close-up app window */
.app{width:100%;aspect-ratio:1.5;background:var(--app-bg);border-radius:12px;overflow:hidden;color:var(--app-text);
  font:400 clamp(7px,.78vw,11.5px)/1.55 "JBMono",ui-monospace,monospace;display:grid;grid-template-rows:auto 1fr}
.app-bar{display:flex;align-items:center;gap:1.6em;padding:1em 1.4em}
.app-dots{display:flex;gap:.55em}.app-dots i{width:.95em;height:.95em;border-radius:50%;background:var(--app-light);display:block}
.app-tabs{display:flex;gap:.4em;font-family:var(--sans);font-size:1.05em}
.app-tabs span{padding:.35em 1.1em;border-radius:.5em;color:var(--app-dim)}.app-tabs span:first-child{background:var(--app-tab);color:var(--app-text)}
.app-body{display:grid;grid-template-columns:1fr 1fr;gap:.9em;padding:0 .9em .9em;min-height:0}
.pane{background:var(--app-panel);border:1px solid var(--app-line);border-radius:.8em;display:flex;flex-direction:column;min-height:0;overflow:hidden}
.pane-h{display:flex;align-items:flex-start;gap:.7em;padding:.8em 1em .5em;font-family:var(--sans)}
.pane-h b{font-weight:500;font-size:1.15em;display:block;line-height:1.2}.pane-h small{color:var(--app-dim);font-size:.85em}
.pane-h em{margin-left:auto;font-style:normal;color:var(--app-dim);font-size:.95em}
.dot{width:.8em;height:.8em;border-radius:50%;margin-top:.3em;flex:none}
.pane-log{flex:1;background:var(--app-inner);margin:0 .7em .7em;border-radius:.5em;padding:.7em .9em;white-space:pre;overflow:hidden;color:var(--app-log)}
.pane-log .k{color:var(--app-key)}.pane-log .ok{color:var(--app-ok)}.pane-log .u{color:var(--app-bright)}
.pane-in{display:flex;gap:.5em;padding:0 .7em .7em}.pane-in span{flex:1;border:1px solid var(--app-line);border-radius:.5em;padding:.45em .8em;color:var(--app-faint)}
.pane-in i{width:2.1em;border-radius:.5em;background:var(--app-send);display:block}
.stack{display:grid;grid-template-rows:repeat(4,1fr);gap:.7em;min-height:0}
.stack .pane-log{padding:.45em .9em}


@media (max-width:760px){
  body{font-size:16px}
  .nav{padding:1.4rem 1.25rem;flex-wrap:wrap;gap:.6rem 1rem}
  .nav nav{order:3;width:100%;margin:0 0 0 -.8rem;gap:0;font-size:.88rem}
  .nav nav a{padding:.35rem .7rem}
  .nav-cta{margin-left:auto;font-size:.88rem}
  .s-home{padding-top:20svh}
  .s-home .line{margin:1.1rem 0 1.5rem}
  .s-philosophy{padding-top:19svh}
  .s-philosophy h2{font-size:1.75rem}
  .s-how{padding-top:17svh}
  .s-how li{grid-template-columns:2.6rem 1fr;gap:.9rem;padding:.8rem 0}
  .s-how svg{width:2.4rem;height:2.4rem}
  .s-how h3{font-size:1.3rem}
  .s-how li p{font-size:.92rem;line-height:1.45}
  .s-app{padding-top:17svh}
  .s-begin{padding-top:17svh}
  .s-begin h2{margin-bottom:1.8rem}
  .s-begin footer{position:static;flex-direction:column;align-items:stretch;gap:.9rem;margin-top:2.4rem;padding:0;width:100%}
  .foot{order:2;padding:0;margin:0;justify-content:center;color:var(--ink-soft)}
  .palette ul{grid-template-columns:repeat(2,auto);font-size:.7rem}
  .pager{top:auto;bottom:2.1rem;right:1.25rem;transform:none;flex-direction:row}
  .pager i{background:var(--on-water);opacity:.45}.pager i.on{opacity:.95}
  .sound{bottom:1.2rem}
  .nogl .water{background:linear-gradient(var(--scene-sky-top),var(--scene-sky-low) 62%,var(--scene-sea) 64%,var(--scene-deep))}
  .nogl .app-still{left:1.25rem;top:auto;bottom:5.5rem;width:720px;transform:scale(var(--fit,.48));transform-origin:0 100%}
}
@media (prefers-reduced-motion:reduce){
  .state>*,.state.on>*,.state.enter>*{transform:none!important;filter:none!important;transition:opacity .2s ease!important;transition-delay:0s!important}
  .state{transition:visibility 0s linear .2s}
  .water canvas{transition:none}
}