:root {
  --bg: #000;
  --bg-2: #0c0c0e;
  --card: rgba(255, 255, 255, .04);
  --line: rgba(255, 255, 255, .12);
  --text: #f5f5f4;
  --muted: #a3a3a8;
  --mint: #5fe3b0;
  --peri: #b9c6ff;
  --radius: 18px;
  --gutter: clamp(16px, 4vw, 56px);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 17px/1.65 Inter, system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
h1, h2, h3 { font-family: Sora, Inter, sans-serif; line-height: 1.14; margin: 0; letter-spacing: -.02em; }
h2 { font-size: clamp(30px, 4.4vw, 46px); font-weight: 600; }
h3 { font-size: 19px; font-weight: 600; }
p { margin: 0 0 14px; }
a { color: inherit; }
ol, ul { margin: 0; padding: 0; list-style: none; }
:focus-visible { outline: 2px solid var(--mint); outline-offset: 3px; border-radius: 6px; }

/* background */
.bg { position: fixed; inset: 0; z-index: -1; overflow: hidden; }
.grid {
  position: absolute; inset: 0;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: .22;
  mask-image: radial-gradient(ellipse 80% 60% at 60% 10%, #000, transparent);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 60% 10%, #000, transparent);
}
.orb { position: absolute; border-radius: 50%; filter: blur(90px); opacity: .34; animation: drift 18s ease-in-out infinite alternate; }
.orb-a { width: 520px; height: 520px; background: #14795c; top: -240px; right: -120px; opacity: .26; }
.orb-b { width: 420px; height: 420px; background: #3a4a9c; bottom: 4%; left: -220px; animation-delay: -7s; opacity: .14; }
@keyframes drift { to { transform: translate(-60px, 70px) scale(1.12); } }

/* nav */
.nav {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; gap: 28px;
  padding: 14px var(--gutter);
  transition: background .25s, border-color .25s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled { background: rgba(0, 0, 0, .78); backdrop-filter: blur(12px); border-color: var(--line); }
.brand { display: flex; align-items: center; gap: 10px; font: 600 16px Sora, sans-serif; text-decoration: none; margin-right: auto; }
.mark {
  width: 32px; height: 32px; display: grid; place-items: center; border-radius: 9px;
  background: linear-gradient(135deg, var(--mint), var(--peri)); color: var(--bg); font-weight: 700;
}
.links { display: flex; gap: 26px; }
.links a { color: var(--muted); text-decoration: none; font-size: 15px; transition: color .2s; }
.links a:hover { color: var(--text); }

/* buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 22px; border-radius: 12px; border: 1px solid transparent;
  background: var(--mint); color: #06241b; font-weight: 600; text-decoration: none;
  transition: transform .18s, box-shadow .18s, background .18s;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 10px 30px rgba(95, 227, 176, .3); }
.btn-sm { padding: 8px 15px; font-size: 14.5px; border-radius: 10px; white-space: nowrap; }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--line); overflow-wrap: anywhere; }
.btn-ghost:hover { background: rgba(255, 255, 255, .07); box-shadow: none; }
.btn svg { width: 17px; height: 17px; fill: currentColor; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; }
.cta-row.center { justify-content: center; }

/* hero */
.hero {
  display: grid; grid-template-columns: minmax(0, 1.04fr) minmax(0, 1fr); gap: clamp(32px, 5vw, 72px);
  align-items: center;
  padding: clamp(36px, 6vw, 84px) var(--gutter) clamp(40px, 6vw, 80px);
  max-width: 1320px; margin: 0 auto;
}
.eyebrow { display: inline-flex; align-items: center; gap: 9px; color: var(--mint); font: 500 13.5px 'JetBrains Mono', monospace; margin-bottom: 20px; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 0 0 rgba(95, 227, 176, .7); animation: ping 2s infinite; flex: none; }
@keyframes ping { 70% { box-shadow: 0 0 0 9px rgba(95, 227, 176, 0); } 100% { box-shadow: 0 0 0 0 rgba(95, 227, 176, 0); } }
h1 { font-size: clamp(38px, 6vw, 68px); font-weight: 700; }
h1 span {
  background: linear-gradient(100deg, var(--peri), var(--mint), var(--peri));
  background-size: 220% 100%;
  -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: sheen 7s linear infinite;
}
@keyframes sheen { to { background-position: -220% 0; } }
.lede { color: var(--muted); font-size: clamp(17px, 1.6vw, 20px); max-width: 560px; margin: 20px 0 26px; }
.stats { display: flex; flex-wrap: wrap; gap: 14px 38px; margin: 34px 0 0; }
.stats dt { font: 600 30px Sora, sans-serif; }
.stats dd { margin: 0; color: var(--muted); font-size: 14px; }

/* animated stage */
.stage {
  position: relative; padding: 16px; border-radius: 22px;
  background: linear-gradient(160deg, rgba(255, 255, 255, .08), rgba(255, 255, 255, .02));
  border: 1px solid var(--line);
  box-shadow: 0 30px 80px rgba(3, 8, 28, .55);
  min-width: 0;
}
.stage-head { display: flex; justify-content: space-between; align-items: center; font: 500 12.5px 'JetBrains Mono', monospace; color: var(--muted); margin-bottom: 14px; }
.live { display: inline-flex; align-items: center; gap: 7px; color: var(--mint); }
.live i { width: 7px; height: 7px; border-radius: 50%; background: var(--mint); animation: blink 1.2s infinite; }
@keyframes blink { 50% { opacity: .3; } }
.stage-count b { color: var(--text); font-weight: 500; }
.flow { position: relative; display: grid; grid-template-columns: 96px minmax(16px, 1fr) 92px minmax(16px, 1fr); align-items: center; height: 136px; margin-bottom: 12px; }
.tray { position: relative; height: 112px; }
.tray-label { position: absolute; left: 0; bottom: -4px; font: 400 11px 'JetBrains Mono', monospace; color: var(--muted); white-space: nowrap; }
.doc {
  position: absolute; width: 56px; height: 72px; border-radius: 8px; background: #f5f7ff; padding: 21px 7px 0;
  box-shadow: 0 8px 20px rgba(0, 0, 0, .35);
}
.doc b { position: absolute; top: 6px; left: 7px; padding: 1px 5px; border-radius: 3px; background: #e5484d; color: #fff; font: 700 9px Inter, sans-serif; }
.doc i { display: block; height: 4px; margin: 5px 0; border-radius: 2px; background: #c8d0e8; }
.d1 { left: 0; top: 16px; transform: rotate(-8deg); }
.d2 { left: 12px; top: 8px; transform: rotate(-2deg); }
.d3 { left: 26px; top: 2px; transform: rotate(5deg); }
.fly { position: absolute; z-index: 3; left: 26px; top: 12px; pointer-events: none; }
.beam { width: 100%; height: 20px; overflow: visible; }
.beam path { fill: none; stroke: var(--peri); stroke-width: 2; stroke-dasharray: 7 7; animation: dash 1s linear infinite; vector-effect: non-scaling-stroke; opacity: .75; }
.beam.b2 path { stroke: var(--mint); }
@keyframes dash { to { stroke-dashoffset: -28; } }
.node { position: relative; width: 84px; height: 84px; margin: 0 auto; display: grid; place-items: center; }
.node-core {
  position: relative; width: 62px; height: 62px; border-radius: 18px; display: grid; place-items: center;
  background: linear-gradient(135deg, #17201c, #127a5c); border: 1px solid rgba(95, 227, 176, .5); font: 700 19px Sora, sans-serif;
  box-shadow: 0 0 34px rgba(95, 227, 176, .35); transition: transform .2s;
}
.node.busy .node-core { transform: scale(1.1) rotate(4deg); }
.ring { position: absolute; inset: 2px; border-radius: 24px; border: 1px solid var(--peri); opacity: 0; animation: ripple 2.4s ease-out infinite; }
.ring.r2 { animation-delay: 1.2s; }
@keyframes ripple { 0% { transform: scale(.72); opacity: .7; } 100% { transform: scale(1.22); opacity: 0; } }
.node-label { position: absolute; bottom: -19px; font: 400 11px 'JetBrains Mono', monospace; color: var(--muted); white-space: nowrap; }

.sheet { background: #fff; color: #1b2340; border-radius: 12px; overflow: hidden; font-size: 12.5px; min-height: 226px; }
.sheet-bar { display: flex; align-items: center; gap: 8px; padding: 8px 12px; font: 500 12px 'JetBrains Mono', monospace; color: #54607f; border-bottom: 1px solid #e7ebf5; }
.sheet-icon { width: 14px; height: 14px; border-radius: 3px; background: #1a9c62; }
.sheet-row { display: grid; grid-template-columns: 1.5fr 1fr 1fr .7fr; gap: 6px; padding: 7px 12px; border-bottom: 1px solid #eef1f8; align-items: center; }
.sheet-row span { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 0; }
.sheet-head { background: #1a9c62; color: #fff; font-weight: 600; }
.row-in { animation: rowIn .45s ease both; }
.row-in span { animation: cellIn .4s ease both; }
.row-in span:nth-child(2) { animation-delay: .1s; }
.row-in span:nth-child(3) { animation-delay: .2s; }
.row-in span:nth-child(4) { animation-delay: .3s; }
@keyframes rowIn { from { background: #d9f7ea; } }
@keyframes cellIn { from { opacity: 0; transform: translateY(5px); } }
.sample { margin: 9px 2px 0; font-size: 12px; color: var(--muted); }

/* band */
.band { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 26px; padding: 22px var(--gutter); border-block: 1px solid var(--line); justify-content: center; color: var(--muted); font-size: 14px; }
.band ul { display: flex; flex-wrap: wrap; gap: 8px 24px; justify-content: center; }
.band li { font: 500 14px 'JetBrains Mono', monospace; color: var(--text); opacity: .85; }

/* sections */
.section { padding: clamp(56px, 8vw, 104px) var(--gutter); max-width: 1180px; margin: 0 auto; }
.section-head { max-width: 680px; margin-bottom: 36px; }
.kicker { color: var(--mint); font: 500 13px 'JetBrains Mono', monospace; margin-bottom: 10px; }
.card { padding: 26px; border-radius: var(--radius); background: var(--card); border: 1px solid var(--line); }
.card h3 { margin-bottom: 14px; }
.muted-title { color: var(--muted); }
.card-glow { border-color: rgba(95, 227, 176, .45); box-shadow: 0 0 44px rgba(95, 227, 176, .1); }
.compare { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.manual li, .auto li { position: relative; padding: 8px 0 8px 28px; }
.manual li { color: var(--muted); }
.manual li::before, .auto li::before { position: absolute; left: 0; top: 8px; font-weight: 600; }
.manual li::before { content: "\00d7"; color: #ff8d8f; font-size: 19px; line-height: 1.4; }
.auto li::before { content: "\2713"; color: var(--mint); }

/* steps */
.steps { --p: 0; position: relative; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 18px; }
.steps::before, .steps::after { content: ""; position: absolute; left: 22px; right: 22px; top: 21px; height: 2px; background: var(--line); }
.steps::after { background: linear-gradient(90deg, var(--peri), var(--mint)); transform: scaleX(var(--p)); transform-origin: left; }
.step { position: relative; z-index: 1; }
.num {
  display: grid; place-items: center; width: 44px; height: 44px; border-radius: 13px; margin-bottom: 14px;
  background: var(--bg-2); border: 1px solid var(--peri); font: 600 16px Sora, sans-serif; color: var(--mint);
}
.step p { color: var(--muted); font-size: 15px; margin-top: 7px; }
.fields { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 16px; margin-top: 40px; padding: 18px 20px; border-radius: var(--radius); border: 1px dashed var(--line); }
.fields-label { color: var(--muted); font-size: 14px; }
.fields ul { display: flex; flex-wrap: wrap; gap: 8px; }
.fields li { padding: 4px 11px; border-radius: 999px; background: rgba(143, 168, 255, .13); font: 400 13px 'JetBrains Mono', monospace; }

/* demo */
.demo { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 420px); gap: clamp(32px, 6vw, 80px); align-items: center; }
.demo-copy h2 { margin-bottom: 16px; }
.demo-copy > p:not(.kicker) { color: var(--muted); }
.ticks { margin: 18px 0 26px; }
.ticks li { position: relative; padding: 5px 0 5px 28px; }
.ticks li::before { content: "\2713"; position: absolute; left: 0; color: var(--mint); font-weight: 600; }
.video-wrap { position: relative; border-radius: 20px; padding: 1px; background: linear-gradient(140deg, var(--peri), var(--mint)); box-shadow: 0 26px 70px rgba(3, 8, 28, .6); }
.video-wrap video { display: block; width: 100%; aspect-ratio: 4 / 5; border-radius: 19px; background: #060c22; }

/* founder */
.founder { display: grid; grid-template-columns: minmax(0, 300px) minmax(0, 1fr); gap: clamp(28px, 5vw, 64px); align-items: center; }
.portrait { aspect-ratio: 4 / 5; border-radius: 26px; overflow: hidden; display: grid; place-items: center; background: linear-gradient(145deg, #15161a, #0f5c46); border: 1px solid var(--line); }
.portrait img { width: 100%; height: 100%; object-fit: cover; }
.portrait-mark { font: 700 110px Sora, sans-serif; color: rgba(255, 255, 255, .92); }
.founder h2 { margin-bottom: 14px; }
.founder p:not(.kicker) { color: var(--muted); }
.honest { padding: 16px 18px; margin-top: 18px; border-left: 3px solid var(--mint); background: var(--card); border-radius: 0 12px 12px 0; }
.honest strong { color: var(--text); }

/* faq */
.faq { display: grid; gap: 12px; max-width: 820px; }
.faq details { border: 1px solid var(--line); border-radius: 14px; background: var(--card); transition: border-color .2s; }
.faq details[open] { border-color: rgba(143, 168, 255, .55); }
.faq summary { position: relative; cursor: pointer; padding: 16px 48px 16px 20px; font-weight: 600; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 20px; top: 12px; font-size: 22px; color: var(--mint); transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding: 0 20px 14px; color: var(--muted); margin: 0; }

/* final */
.final {
  margin: 0 var(--gutter) 64px; padding: clamp(44px, 7vw, 76px) 22px; text-align: center; border-radius: 26px;
  background: radial-gradient(ellipse at 50% 120%, rgba(95, 227, 176, .3), transparent 70%), #0a0a0b; border: 1px solid var(--line);
}

/* services */
.services { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.service { position: relative; overflow: hidden; transition: transform .25s, border-color .25s; }
.service:hover { transform: translateY(-5px); border-color: rgba(95, 227, 176, .55); }
.service p { color: var(--muted); font-size: 15.5px; }
.service h3 { margin-bottom: 9px; }
.tag { display: inline-block; margin-top: 8px; padding: 3px 10px; border-radius: 999px; border: 1px solid var(--line); color: var(--muted); font: 400 12px 'JetBrains Mono', monospace; }
.tag-on { color: var(--mint); border-color: rgba(95, 227, 176, .45); }
.visual { height: 112px; margin-bottom: 18px; border-radius: 12px; background: #09090b; border: 1px solid var(--line); display: flex; align-items: center; justify-content: center; gap: 5px; overflow: hidden; padding: 12px; }
.v-rows { flex-direction: column; align-items: stretch; gap: 8px; }
.v-rows i { display: block; height: 11px; border-radius: 4px; background: var(--mint); transform-origin: left; animation: fillRow 3s ease-in-out infinite; }
.v-rows i:nth-child(1) { width: 92%; }
.v-rows i:nth-child(2) { width: 74%; animation-delay: .35s; }
.v-rows i:nth-child(3) { width: 84%; animation-delay: .7s; }
@keyframes fillRow { 0% { transform: scaleX(0); opacity: .3; } 45%, 85% { transform: scaleX(1); opacity: .9; } 100% { transform: scaleX(1); opacity: 0; } }
.v-chat { flex-direction: column; align-items: stretch; gap: 7px; }
.v-chat span { max-width: 74%; padding: 6px 11px; border-radius: 11px; font-size: 12px; animation: bubble 5s ease infinite both; }
.v-chat .them { align-self: flex-start; background: #212126; }
.v-chat .bot { align-self: flex-end; background: var(--mint); color: #06241b; animation-delay: .9s; }
@keyframes bubble { 0% { opacity: 0; transform: translateY(8px); } 12%, 88% { opacity: 1; transform: none; } 100% { opacity: 0; } }
.v-wave i { width: 5px; height: 60px; border-radius: 3px; background: linear-gradient(var(--mint), var(--peri)); animation: wave 1.15s ease-in-out infinite alternate; }
.v-wave i:nth-child(2n) { animation-delay: -.3s; }
.v-wave i:nth-child(3n) { animation-delay: -.65s; }
.v-wave i:nth-child(5n) { animation-delay: -.9s; }
@keyframes wave { from { transform: scaleY(.16); } to { transform: scaleY(1); } }

/* story */
.story-lead { font: 500 clamp(19px, 2.2vw, 24px)/1.45 Sora, sans-serif; color: var(--text) !important; }
.final h2 { margin-bottom: 10px; }
.final p { color: #d5def5; margin-bottom: 24px; }

.footer { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 14px 30px; padding: 26px var(--gutter) 34px; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }
.footer strong { color: var(--text); }
.foot-links { display: flex; gap: 20px; }

/* reveal */
.js .reveal { opacity: 0; transform: translateY(22px); transition: opacity .65s ease, transform .65s ease; }
.js .reveal.in { opacity: 1; transform: none; }

@media (max-width: 980px) {
  .hero, .demo, .founder, .services { grid-template-columns: minmax(0, 1fr); }
  .steps { grid-template-columns: minmax(0, 1fr); gap: 22px; }
  .steps::before, .steps::after { left: 21px; right: auto; top: 22px; bottom: 22px; width: 2px; height: auto; }
  .steps::after { transform: scaleY(var(--p)); transform-origin: top; }
  .step { padding-left: 62px; min-height: 48px; }
  .num { position: absolute; left: 0; top: 0; }
  .video-wrap { max-width: 420px; }
  .portrait { max-width: 260px; }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .links { display: none; }
  .compare { grid-template-columns: minmax(0, 1fr); }
  .flow { grid-template-columns: 88px minmax(10px, 1fr) 84px minmax(10px, 1fr); }
  .sheet { font-size: 11.5px; }
  .sheet-row { padding: 7px 9px; gap: 4px; }
  .cta-row .btn { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js .reveal { opacity: 1; transform: none; }
}