:root {
  --ink-0: #050807;
  --ink-1: #0b1411;
  --ink-2: #1f2a26;
  --line: rgba(214, 255, 236, 0.09);
  --text: #eaf3ef;
  --muted: #93a39c;
  --emerald: #34d399;
  --emerald-hi: #8ef0c6;
  --emerald-lo: #0f7a55;
  --radius: 22px;
  --sans: "Geist", ui-sans-serif, -apple-system, system-ui, sans-serif;
  --mono: "Geist Mono", ui-monospace, "SF Mono", Menlo, monospace;
}

* { box-sizing: border-box; }
html { background: var(--ink-0); color-scheme: dark; scroll-behavior: smooth; }
body {
  margin: 0;
  font: 400 17px/1.55 var(--sans);
  color: var(--text);
  background: var(--ink-0);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
body::before {
  content: ""; position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(1200px 800px at 70% -10%, rgba(52, 211, 153, 0.13), transparent 60%),
    radial-gradient(900px 700px at 0% 30%, rgba(31, 42, 38, 0.9), transparent 70%),
    linear-gradient(180deg, var(--ink-1), var(--ink-0) 80%);
}
a { color: inherit; }
code { font: 500 0.88em var(--mono); color: var(--emerald-hi); }

.grain {
  position: fixed; inset: -50%; z-index: 50; pointer-events: none; opacity: 0.06;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  animation: grain 1.2s steps(6) infinite;
}
@keyframes grain { 0% { transform: translate(0, 0); } 50% { transform: translate(-3%, 2%); } 100% { transform: translate(2%, -3%); } }

/* nav */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 40;
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px clamp(16px, 4vw, 40px);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  background: linear-gradient(180deg, rgba(5, 8, 7, 0.7), rgba(5, 8, 7, 0));
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 600; letter-spacing: -0.02em; text-decoration: none; font-size: 18px; }
.brand-mark { width: 22px; height: 22px; color: var(--emerald); }
.nav nav { display: flex; align-items: center; gap: 22px; font-size: 15px; }
.nav nav a { text-decoration: none; color: var(--muted); transition: color .2s; }
.nav nav a:hover { color: var(--text); }
.nav .nav-cta { color: var(--ink-0); background: var(--text); padding: 7px 14px; border-radius: 999px; font-weight: 500; }
.nav .nav-cta:hover { color: var(--ink-0); background: #fff; }

/* hero */
.hero {
  position: relative; min-height: 100svh;
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr); align-items: center;
  padding: 100px clamp(16px, 5vw, 72px) 60px; gap: 24px;
  max-width: 1360px; margin: 0 auto;
}
.hero-copy { position: relative; z-index: 2; grid-column: 1; grid-row: 1; }
.stage { position: relative; grid-column: 2; grid-row: 1; height: min(78vh, 760px); min-height: 380px; }
.stage canvas { position: absolute; inset: 0; width: 100% !important; height: 100% !important; outline: none; cursor: grab; touch-action: pan-y; }
.stage canvas:active { cursor: grabbing; }
.halo {
  position: absolute; inset: 10% 8%; border-radius: 50%;
  background: radial-gradient(closest-side, rgba(52, 211, 153, 0.28), rgba(52, 211, 153, 0.06) 55%, transparent 75%);
  filter: blur(30px); transition: opacity 1.2s ease, filter 1.2s ease;
}
.stage.off .halo { opacity: 0.25; filter: blur(40px) grayscale(1); }
.stage-fallback { position: absolute; inset: 25%; width: 50%; height: 50%; color: var(--emerald); opacity: 0; transition: opacity .6s; }
.stage.no-webgl .stage-fallback { opacity: 1; }

.status {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 7px 14px 7px 12px; border-radius: 999px;
  border: 1px solid var(--line); background: rgba(255, 255, 255, 0.03);
  font: 500 13px var(--mono); color: var(--muted); letter-spacing: 0.01em;
  margin-bottom: 28px;
}
.status .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--emerald); box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.6); transition: background .4s; }
.status.attached .dot { animation: ping 2.4s ease-out infinite; }
.status.dropped .dot { background: #6b7a74; }
.status.retry .dot { background: #d6c36a; animation: blink .8s ease-in-out infinite; }
@keyframes ping { 0% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.55); } 70%, 100% { box-shadow: 0 0 0 10px rgba(52, 211, 153, 0); } }
@keyframes blink { 50% { opacity: .35; } }

h1 {
  font-size: clamp(46px, 7.2vw, 104px); line-height: 0.95; letter-spacing: -0.055em;
  font-weight: 600; margin: 0 0 28px;
}
.shine {
  background: linear-gradient(100deg, var(--emerald-hi) 0%, var(--emerald) 35%, #c9ffe8 50%, var(--emerald) 65%, var(--emerald-lo) 100%);
  background-size: 250% 100%;
  -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: shine 7s ease-in-out infinite;
}
@keyframes shine { 0%, 100% { background-position: 100% 0; } 50% { background-position: 0 0; } }
.lede { font-size: clamp(17px, 1.5vw, 20px); color: var(--muted); max-width: 30em; margin: 0 0 36px; }

.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 18px; }
.btn {
  position: relative; display: inline-flex; align-items: center; gap: 10px;
  padding: 15px 24px; border-radius: 14px; font-weight: 500; font-size: 16px;
  text-decoration: none; transition: transform .25s cubic-bezier(.2,.8,.2,1), box-shadow .25s, background .25s;
}
.btn svg { width: 20px; height: 20px; }
.btn.primary {
  color: #03150d;
  background: linear-gradient(180deg, #6ff0bb, var(--emerald) 55%, #22b884);
  box-shadow: 0 1px 0 rgba(255,255,255,.5) inset, 0 -1px 0 rgba(0,0,0,.2) inset, 0 10px 40px -8px rgba(52, 211, 153, .55), 0 0 0 1px rgba(52, 211, 153, .5);
}
.btn.primary:hover { transform: translateY(-2px); box-shadow: 0 1px 0 rgba(255,255,255,.5) inset, 0 -1px 0 rgba(0,0,0,.2) inset, 0 16px 50px -8px rgba(52, 211, 153, .7), 0 0 0 1px rgba(52, 211, 153, .7); }
.btn.ghost { color: var(--text); border: 1px solid var(--line); background: rgba(255,255,255,.03); }
.btn.ghost:hover { background: rgba(255,255,255,.07); }
.meta { font: 400 13px var(--mono); color: #6f7f78; margin: 0; }

.scroll-hint { position: absolute; left: 50%; bottom: 26px; width: 22px; height: 36px; border: 1.5px solid var(--line); border-radius: 12px; transform: translateX(-50%); }
.scroll-hint span { position: absolute; left: 50%; top: 7px; width: 3px; height: 7px; margin-left: -1.5px; border-radius: 2px; background: var(--muted); animation: wheel 2s ease-in-out infinite; }
@keyframes wheel { 0% { opacity: 0; transform: translateY(0); } 30% { opacity: 1; } 100% { opacity: 0; transform: translateY(10px); } }

/* sections */
section:not(.hero) { max-width: 1180px; margin: 0 auto; padding: clamp(70px, 10vw, 140px) clamp(16px, 5vw, 48px); }
.eyebrow { font: 500 13px var(--mono); text-transform: uppercase; letter-spacing: .14em; color: var(--emerald); margin: 0 0 16px; }
h2 { font-size: clamp(32px, 4.2vw, 56px); line-height: 1.02; letter-spacing: -0.04em; font-weight: 600; margin: 0 0 20px; }
section p { color: var(--muted); }

.menu-demo, .cli { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(32px, 6vw, 90px); align-items: center; }
.legend { list-style: none; padding: 0; margin: 32px 0 0; display: grid; gap: 14px; }
.legend li { display: flex; gap: 14px; align-items: center; color: var(--muted); font-size: 15px; }
.legend svg { width: 22px; height: 22px; flex: none; color: var(--text); }
.legend svg.dim { opacity: .4; }
.legend b { color: var(--text); font-weight: 500; margin-right: 6px; }

.desk {
  position: relative; border-radius: var(--radius); overflow: hidden; aspect-ratio: 5 / 4.4;
  background:
    radial-gradient(60% 70% at 80% 10%, rgba(52, 211, 153, .45), transparent 70%),
    radial-gradient(70% 60% at 10% 90%, rgba(39, 92, 140, .55), transparent 70%),
    linear-gradient(135deg, #16312a, #0c1a24);
  border: 1px solid var(--line);
  box-shadow: 0 40px 120px -40px rgba(0,0,0,.8);
}
.menubar {
  display: flex; align-items: center; gap: 16px; height: 30px; padding: 0 16px;
  background: rgba(20, 30, 28, .35); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  font: 500 13px var(--sans); color: #fff;
}
.mb-spacer { flex: 1; }
.mb-icon { width: 17px; height: 17px; color: #fff; padding: 2px; box-sizing: content-box; border-radius: 5px; background: rgba(255,255,255,.18); }
.menu {
  position: absolute; top: 38px; right: clamp(12px, 6%, 48px); width: min(270px, 78%);
  padding: 6px; border-radius: 14px;
  background: rgba(34, 40, 38, .62);
  backdrop-filter: blur(30px) saturate(180%); -webkit-backdrop-filter: blur(30px) saturate(180%);
  border: 1px solid rgba(255,255,255,.12);
  box-shadow: 0 0 0 .5px rgba(0,0,0,.5), 0 24px 60px -10px rgba(0,0,0,.6);
  font: 400 13.5px var(--sans); color: #f3f6f5;
  transform-origin: top right;
}
.menu hr { border: 0; border-top: 1px solid rgba(255,255,255,.1); margin: 5px 10px; }
.mi { display: flex; align-items: center; gap: 9px; padding: 4px 10px; border-radius: 7px; }
.mi.head { font-weight: 500; }
.mi.head img { border-radius: 4px; }
.mi.sub { color: rgba(255,255,255,.45); padding-top: 2px; padding-bottom: 2px; }
.mi svg { width: 15px; height: 15px; color: #fff; }
.mi i { margin-left: auto; width: 6px; height: 6px; border-right: 1.5px solid rgba(255,255,255,.6); border-top: 1.5px solid rgba(255,255,255,.6); transform: rotate(45deg); }
.mi kbd { margin-left: auto; font: inherit; color: rgba(255,255,255,.4); }
.mi:not(.sub):not(.head):hover { background: #0f8f63; }

.features { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.card {
  position: relative; padding: 28px 24px 30px; border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255,255,255,.045), rgba(255,255,255,.01));
  border: 1px solid var(--line); overflow: hidden;
}
.card::before {
  content: ""; position: absolute; inset: 0; border-radius: inherit; pointer-events: none;
  background: radial-gradient(400px circle at var(--mx, 50%) var(--my, -20%), rgba(52, 211, 153, .14), transparent 40%);
  opacity: 0; transition: opacity .3s;
}
.card:hover::before { opacity: 1; }
.card .num { font: 500 12px var(--mono); color: var(--emerald); }
.card h3 { font-size: 20px; letter-spacing: -0.02em; font-weight: 600; margin: 40px 0 10px; line-height: 1.2; }
.card p { font-size: 15px; margin: 0; }

.term {
  margin: 0; padding: 26px 28px; border-radius: var(--radius); overflow-x: auto;
  background: rgba(3, 7, 5, .7); border: 1px solid var(--line);
  font: 400 13.5px/1.75 var(--mono); color: #c5d3cd;
  box-shadow: 0 40px 120px -50px rgba(52, 211, 153, .35);
}
.term .p { color: var(--emerald); }
.term .ok { color: var(--emerald); }

.install { text-align: center; }
.install ol { counter-reset: s; list-style: none; padding: 0; margin: 48px auto 48px; max-width: 760px; display: grid; gap: 14px; text-align: left; }
.install li {
  counter-increment: s; position: relative; padding: 20px 24px 20px 72px; border-radius: 18px;
  border: 1px solid var(--line); background: rgba(255,255,255,.025); color: var(--muted); font-size: 16px;
}
.install li::before {
  content: counter(s); position: absolute; left: 22px; top: 18px; width: 30px; height: 30px; border-radius: 50%;
  display: grid; place-items: center; font: 500 14px var(--mono); color: var(--emerald);
  border: 1px solid rgba(52, 211, 153, .4);
}
.install li b { color: var(--text); font-weight: 500; }
.install li em { font-style: normal; color: var(--text); }

footer {
  max-width: 1180px; margin: 0 auto; padding: 36px clamp(16px, 5vw, 48px) 48px;
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  border-top: 1px solid var(--line); color: #6f7f78; font-size: 14px;
}
footer span:first-child { display: flex; align-items: center; gap: 8px; color: var(--muted); font-weight: 500; }
footer .brand-mark { width: 18px; height: 18px; }
footer a { color: var(--muted); }

/* scroll reveal */
.reveal { opacity: 0; transform: translateY(40px); transition: opacity 1s cubic-bezier(.2,.7,.2,1), transform 1s cubic-bezier(.2,.7,.2,1); }
.reveal.in { opacity: 1; transform: none; }
.features .reveal:nth-child(2) { transition-delay: .08s; }
.features .reveal:nth-child(3) { transition-delay: .16s; }
.features .reveal:nth-child(4) { transition-delay: .24s; }

@media (max-width: 960px) {
  .hero { grid-template-columns: minmax(0, 1fr); padding-top: 84px; gap: 0; }
  .stage { grid-column: 1; grid-row: 1; height: 46vh; min-height: 300px; }
  .hero-copy { grid-row: 2; }
  .scroll-hint { display: none; }
  .menu-demo, .cli { grid-template-columns: minmax(0, 1fr); }
  .features { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .features { grid-template-columns: minmax(0, 1fr); }
  .nav nav a:not(.nav-cta) { display: none; }
  .btn { width: 100%; justify-content: center; }
  .term { font-size: 12px; padding: 20px; }
  .install li { padding-left: 64px; }
}
@media (prefers-reduced-motion: reduce) {
  .grain, .shine, .status .dot, .scroll-hint span { animation: none !important; }
  .reveal { opacity: 1; transform: none; transition: none; }
}