@property --accent {
  syntax: '<color>';
  inherits: true;
  initial-value: #2bd576;
}

:root {
  --bg: #040806;
  --ink: #ecf5ef;
  --muted: #95a59c;
  --line: rgba(255, 255, 255, .09);
  --glass: rgba(6, 12, 9, .64);
  --accent: #2bd576;
  --pass: #2bd576;
  --fail: #f87171;
  --sans: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI Variable Display", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", "Cascadia Mono", Consolas, monospace;
  --gutter: clamp(16px, 4vw, 56px);
  color-scheme: dark;
  transition: --accent .9s ease;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 400 17px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; }
img { display: block; max-width: 100%; }
h1, h2, h3 { margin: 0; font-weight: 300; letter-spacing: -.025em; line-height: 1.04; }
h1 { font-size: clamp(2.4rem, 5.2vw, 4.4rem); }
h2 { font-size: clamp(2rem, 4.4vw, 3.6rem); max-width: 16ch; }
h3 { font-size: 1.15rem; font-weight: 600; letter-spacing: -.01em; }
p { margin: 0; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: 16px; top: -60px; z-index: 20; padding: .6em 1em; border-radius: 8px; background: var(--accent); color: #03140a; text-decoration: none; }
.skip:focus { top: 12px; }

/* The WebGL scene sits behind everything; sections scroll over it. */
#world { position: fixed; inset: 0; width: 100%; height: 100%; z-index: 0; display: block; }
.scrim {
  position: fixed; inset: 0; z-index: 1; pointer-events: none;
  background: radial-gradient(120% 90% at 80% 40%, transparent 30%, rgba(4, 8, 6, .6) 80%);
}
.no-webgl #world { display: none; }
.no-webgl body {
  background:
    radial-gradient(55% 45% at 76% 34%, color-mix(in srgb, var(--accent) 20%, transparent), transparent 70%),
    radial-gradient(40% 40% at 10% 90%, rgba(56, 217, 196, .08), transparent 70%),
    var(--bg);
  background-attachment: fixed;
}
main, .foot { position: relative; z-index: 2; }

.eyebrow {
  font: 500 .72rem/1.3 var(--mono);
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.25rem;
}
.eyebrow-dot::before {
  content: ''; display: inline-block; width: 6px; height: 6px; margin-right: .7em;
  border-radius: 50%; background: var(--accent); box-shadow: 0 0 10px var(--accent);
  vertical-align: .1em;
}
.lede { color: var(--muted); font-size: clamp(1rem, 1.3vw, 1.12rem); max-width: 34rem; margin-top: 1.4rem; }
.note { margin-top: 1.4rem; font-size: .82rem; color: var(--muted); }

.btn {
  display: inline-flex; align-items: center; gap: .5em;
  padding: .85em 1.5em; border-radius: 999px;
  font: 600 .78rem/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; text-decoration: none;
  color: #03140a; background: var(--accent);
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent) 60%, white 10%), 0 8px 40px -8px var(--accent);
  transition: transform .2s ease, box-shadow .2s ease;
}
.btn:hover { transform: translateY(-1px); box-shadow: 0 0 0 1px var(--accent), 0 10px 50px -6px var(--accent); }
.btn-ghost { color: var(--ink); background: transparent; box-shadow: inset 0 0 0 1px var(--line); }
.btn-ghost:hover { box-shadow: inset 0 0 0 1px var(--accent); }
.btn-small { padding: .7em 1.1em; font-size: .7rem; }
.btn-large { padding: 1.1em 2.1em; font-size: .85rem; margin-top: 2rem; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

/* Header */
.top {
  position: fixed; inset: 0 0 auto; z-index: 10;
  display: flex; align-items: center; gap: 1.5rem;
  padding: 14px var(--gutter);
  transition: background .3s ease, backdrop-filter .3s ease;
}
.top.scrolled { background: rgba(4, 8, 6, .62); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); }
.brand { display: flex; align-items: center; gap: .6rem; text-decoration: none; font-weight: 600; letter-spacing: -.01em; margin-right: auto; }
.links { display: flex; gap: 1.8rem; }
.links a { font: 500 .7rem/1 var(--mono); letter-spacing: .18em; text-transform: uppercase; text-decoration: none; color: var(--muted); transition: color .2s; }
.links a:hover { color: var(--ink); }

/* Side progress dots */
.dots { position: fixed; right: 22px; top: 50%; transform: translateY(-50%); z-index: 10; display: grid; gap: 14px; }
.dots a { width: 7px; height: 7px; border-radius: 50%; background: rgba(255, 255, 255, .22); transition: background .3s, box-shadow .3s, transform .3s; }
.dots a.active { background: var(--accent); box-shadow: 0 0 12px var(--accent); transform: scale(1.3); }

/* Sections */
section { min-height: 100vh; min-height: 100svh; padding: 120px var(--gutter); display: flex; align-items: center; position: relative; }
.panel { max-width: 40rem; }
.how { justify-content: flex-end; }
.features { justify-content: flex-start; }
.download { justify-content: center; text-align: center; }
.panel-center { margin: 0 auto; display: flex; flex-direction: column; align-items: center; }
.panel-center h2 { max-width: none; }
.panel-center .lede { margin-left: auto; margin-right: auto; }

/* Hero */
.hero { flex-direction: column; align-items: flex-start; justify-content: center; gap: 2rem; padding-top: 100px; padding-bottom: 56px; }
.hero-copy { max-width: 40rem; }
.ctas { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 2rem; }

/* The loop demo: the visitor's task goes through plan, build, test and review. */
.try {
  width: 100%; max-width: 28rem; padding: 18px;
  border-radius: 18px; background: var(--glass); box-shadow: inset 0 0 0 1px var(--line);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
}
.try .eyebrow { margin-bottom: .9rem; }
.field { display: flex; align-items: center; gap: 6px; margin: 0; padding: 4px; border-radius: 12px; background: rgba(255, 255, 255, .05); box-shadow: inset 0 0 0 1px var(--line); }
.field:focus-within { box-shadow: inset 0 0 0 1px var(--accent); }
.field input { flex: 1; min-width: 0; padding: .6em .7em; border: 0; background: transparent; color: var(--ink); font: inherit; font-size: 1rem; outline: none; }
.go {
  cursor: pointer; padding: .65em 1.1em; border: 0; border-radius: 9px;
  color: #03140a; background: var(--accent); font: 600 .7rem/1 var(--mono); letter-spacing: .14em; text-transform: uppercase;
}
.go:disabled { cursor: progress; opacity: .55; }
.loop { list-style: none; margin: 14px 0 0; padding: 0; display: grid; gap: 6px; }
.loop li {
  display: grid; grid-template-columns: 4.6rem 1fr; align-items: baseline; gap: 10px;
  padding: .5em .75em; border-radius: 10px; box-shadow: inset 0 0 0 1px var(--line);
  font-size: .86rem; color: var(--muted); transition: box-shadow .3s ease, background .3s ease, color .3s ease;
}
.loop b { font: 600 .66rem/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--ink); }
.loop span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.loop li.active { color: var(--ink); box-shadow: inset 0 0 0 1px var(--accent); background: color-mix(in srgb, var(--accent) 12%, transparent); }
.loop li.done b::after { content: ' ✓'; color: var(--pass); }
.loop li.failed { box-shadow: inset 0 0 0 1px var(--fail); background: rgba(248, 113, 113, .1); color: var(--ink); }
.loop li.failed b::after { content: ' ✕'; color: var(--fail); }
.hint { margin-top: 12px; font-size: .8rem; color: var(--muted); }
.hint.ok { color: var(--pass); }

/* How it works */
.how .panel, .features .panel { padding: 36px; border-radius: 24px; background: var(--glass); box-shadow: inset 0 0 0 1px var(--line); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); }
.steps { list-style: none; margin: 2.4rem 0 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 28px 32px; }
.steps .num { font: 500 .72rem/1 var(--mono); letter-spacing: .14em; color: var(--accent); }
.steps h3 { margin: .7rem 0 .45rem; }
.steps p { color: var(--muted); font-size: .94rem; }

/* Dashboard screenshots: a tilted window that settles flat as it scrolls in. */
.studio, .runs { flex-direction: column; align-items: stretch; justify-content: center; background: linear-gradient(transparent, rgba(4, 8, 6, .84) 16%, rgba(4, 8, 6, .84) 84%, transparent); }
.studio-head { max-width: 42rem; margin: 0 auto; text-align: center; }
.studio-head h2 { margin: 0 auto; }
.studio-head .lede { margin-left: auto; margin-right: auto; }
.studio .note { text-align: center; }
.shots { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin-top: 2.4rem; }
.shots button {
  cursor: pointer; display: inline-flex; align-items: baseline; gap: .6em;
  padding: .7em 1.1em; border: 0; border-radius: 999px; background: transparent; color: var(--muted);
  box-shadow: inset 0 0 0 1px var(--line); font: 600 .9rem/1 var(--sans);
}
.shots button span { font: 500 .66rem/1 var(--mono); letter-spacing: .12em; color: var(--accent); }
.shots button[aria-selected="true"] { color: var(--ink); box-shadow: inset 0 0 0 1px var(--accent); background: color-mix(in srgb, var(--accent) 14%, transparent); }
.window {
  width: 100%; max-width: 1080px; margin: 1.6rem auto 0; border-radius: 14px; overflow: hidden; background: #07101c;
  box-shadow: 0 0 0 1px var(--line), 0 40px 120px -40px var(--accent);
  transform: perspective(1800px) rotateX(10deg) scale(.94); transform-origin: 50% 0;
  opacity: .4; transition: transform 1.1s cubic-bezier(.2, .7, .2, 1), opacity 1.1s ease, box-shadow .6s ease;
}
.window.in { transform: none; opacity: 1; }
.chrome { display: flex; align-items: center; gap: 7px; padding: 11px 14px; background: #0a0f0c; border-bottom: 1px solid var(--line); }
.chrome i { width: 10px; height: 10px; border-radius: 50%; background: rgba(255, 255, 255, .14); }
.chrome span { margin-left: 10px; font: 500 .64rem/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.window img { width: 100%; height: auto; aspect-ratio: 16 / 10; transition: opacity .25s ease; }
.window img.swap { opacity: 0; }

/* Recorded runs */
.runs-head { max-width: 42rem; }
.cards { list-style: none; margin: 3rem 0 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card {
  position: relative; padding: 22px 22px 20px; border-radius: 18px; background: var(--glass);
  box-shadow: inset 0 0 0 1px var(--line); transition: box-shadow .4s ease, transform .4s ease;
}
.card:hover { transform: translateY(-3px); box-shadow: inset 0 0 0 1px var(--accent), 0 18px 60px -24px var(--accent); }
.card .tag { font: 500 .64rem/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.card h3 { margin: .9rem 0 1.2rem; font-size: 1.2rem; }
.card .result { font-size: .92rem; }
.card .result::before { content: ''; display: inline-block; width: 8px; height: 8px; margin-right: .6em; border-radius: 50%; vertical-align: .05em; }
.pass .result::before { background: var(--pass); box-shadow: 0 0 10px var(--pass); }
.stall .result::before { background: var(--fail); box-shadow: 0 0 10px var(--fail); }
.card .cost { position: absolute; top: 22px; right: 22px; font: 500 .74rem/1 var(--mono); color: var(--accent); }

/* Features */
.features .panel { max-width: 46rem; }
.grid { list-style: none; margin: 2.4rem 0 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 26px 32px; }
.grid h3 { margin-bottom: .45rem; }
.grid h3::before { content: ''; display: inline-block; width: 14px; height: 2px; margin-right: .6em; vertical-align: .3em; background: var(--accent); box-shadow: 0 0 8px var(--accent); }
.grid p { color: var(--muted); font-size: .94rem; }

/* Source */
.download .panel { max-width: 46rem; padding: 48px 36px; border-radius: 28px; background: rgba(4, 8, 6, .58); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); box-shadow: inset 0 0 0 1px var(--line); }
.setup { margin-top: 2.6rem; width: 100%; max-width: 30rem; text-align: left; }
.setup dl { margin: 0; display: grid; grid-template-columns: auto 1fr; gap: 10px 16px; font-size: .9rem; }
.setup dt { font: 500 .66rem/1.9 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--accent); }
.setup dd { margin: 0; color: var(--muted); }

.foot { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px 28px; padding: 28px var(--gutter) 40px; font: 500 .66rem/1.4 var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--muted); }
.foot-links { display: flex; flex-wrap: wrap; gap: 10px 24px; }
.foot a { text-decoration: none; }
.foot a:hover { color: var(--ink); }

/* Terms, notices and the 404 page */
.page { min-height: 100vh; background: radial-gradient(60% 40% at 80% 0%, rgba(43, 213, 118, .1), transparent 70%), var(--bg); }
.page .top { position: static; }
.legal { max-width: 46rem; margin: 0 auto; padding: 48px var(--gutter) 64px; }
.legal h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); }
.legal .meta { margin: 1rem 0 2.4rem; font: 500 .7rem/1 var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--accent); }
.legal h2 { max-width: none; margin: 2.4rem 0 .8rem; font-size: 1.35rem; font-weight: 600; letter-spacing: -.01em; }
.legal p, .legal li { color: var(--muted); }
.legal p + p { margin-top: .9rem; }
.legal strong { color: var(--ink); font-weight: 600; }
.legal a { color: var(--accent); }
.legal ul { padding-left: 1.2rem; }
.legal li + li { margin-top: .5rem; }
.legal .caps { font-size: .9rem; text-transform: uppercase; letter-spacing: .02em; }
.legal table { width: 100%; border-collapse: collapse; font-size: .9rem; }
.legal th { text-align: left; font: 500 .64rem/1.4 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--accent); }
.legal th, .legal td { padding: .7em .8em .7em 0; border-bottom: 1px solid var(--line); vertical-align: top; }
.legal td { color: var(--muted); }
.table-wrap { overflow-x: auto; }
.lost { min-height: 100vh; display: grid; place-items: center; padding: 16px; text-align: center; }
.lost img { margin: 0 auto 24px; }
.lost h1 { font-size: clamp(2rem, 5vw, 3rem); }
.lost p { color: var(--muted); margin: 1rem 0 2rem; }

@media (max-width: 960px) {
  .links { display: none; }
  .cards { grid-template-columns: 1fr 1fr; }
  .hero { justify-content: flex-end; padding-top: 42vh; padding-bottom: 72px; }
  .scrim { background: linear-gradient(rgba(4, 8, 6, .1) 0%, rgba(4, 8, 6, .5) 40%, rgba(4, 8, 6, .8) 100%); }
}

@media (max-width: 640px) {
  body { font-size: 16px; }
  .top { gap: .6rem; padding: 12px 16px; }
  .dots { display: none; }
  section { padding: 96px 16px; }
  .hero { padding-top: 48vh; }
  .how .panel, .features .panel, .download .panel { padding: 24px 20px; }
  .steps, .grid, .cards { grid-template-columns: 1fr; }
  .setup dl { grid-template-columns: 1fr; gap: 2px; }
  .setup dd { margin-bottom: 10px; }
  .foot { justify-content: center; text-align: center; }
  .foot-links { justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .window { transform: none; opacity: 1; transition: none; }
  :root { transition: none; }
  .card, .btn { transition: none; }
}