:root {
  --ink: #07070a;
  --paper: #e6e5ec;
  --card: rgba(18, 18, 23, 0.86);
  --card-line: rgba(255, 255, 255, 0.08);
  --text: #f1f0f5;
  --dim: rgba(241, 240, 245, 0.46);
  --lilac: #cbbcff;
  --lime: #d8ff3e;
  --warn: #ff9f6b;
  --radius: 18px;


  --font: 'Manrope', system-ui, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, monospace;
  --pixel: 'Pixelify Sans', var(--mono);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-font-smoothing: antialiased; }
body {
  background: var(--ink);
  color: var(--text);
  font: 15px/1.5 var(--font);
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
b { font-weight: 600; }
small { font-size: 12px; display: block; }
.mono { font-family: var(--mono); font-feature-settings: 'tnum'; }
.dim { color: var(--dim); }
.lime { color: var(--lime); }
.warn { color: var(--warn); }

/* ---------- сцена ---------- */
.stage-bg, .stage {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
}
.stage-bg {
  z-index: 0;
  background:
    radial-gradient(26% 34% at var(--gx, 50%) var(--gy, 40%), rgba(226, 216, 255, 0.24), transparent 72%),
    radial-gradient(60% 55% at 50% 100%, rgba(216, 255, 62, 0.14), transparent 70%),
    var(--ink);
}
.stage { z-index: 2; pointer-events: none; }

.loader {
  position: fixed; inset: 0; z-index: 50;
  display: grid; place-content: center; gap: 12px; justify-items: center;
  font: 12px var(--mono); color: var(--dim);
  background: var(--ink);
  transition: opacity .8s ease, visibility .8s;
}
.loader i { width: 120px; height: 2px; background: rgba(255,255,255,.1); overflow: hidden; position: relative; }
.loader i::after { content: ''; position: absolute; inset: 0; background: var(--lime); animation: load 1.2s ease-in-out infinite; }
@keyframes load { from { transform: translateX(-100%); } to { transform: translateX(100%); } }
.is-ready .loader { opacity: 0; visibility: hidden; }

/* ---------- навигация ---------- */
.nav {
  position: fixed; top: 14px; left: 50%; transform: translateX(-50%);
  z-index: 20;
  display: flex; align-items: center; gap: 14px;
  padding: 6px 6px 6px 8px;
  border-radius: 12px;
  background: rgba(22, 22, 27, 0.72);
  border: 1px solid var(--card-line);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  font-size: 12.5px;
  white-space: nowrap;
}
.nav__menu { width: 30px; height: 30px; border-radius: 8px; background: rgba(255,255,255,.06); display: grid; grid-template-columns: 1fr 1fr; gap: 3px; padding: 9px; }
.nav__menu span { width: 4px; height: 4px; border-radius: 1px; background: var(--dim); }
.nav__time { font-size: 13px; }
.nav__status { display: flex; align-items: center; gap: 7px; color: var(--dim); }
.nav__status i { width: 6px; height: 6px; border-radius: 50%; background: var(--lime); box-shadow: 0 0 8px var(--lime); animation: pulse 2s ease-in-out infinite; }
@keyframes pulse { 50% { opacity: .35; } }
.nav__links { display: flex; gap: 14px; color: var(--dim); }
.nav__links a:hover { color: var(--text); }

.btn { display: inline-flex; align-items: center; height: 30px; padding: 0 12px; border-radius: 8px; font-weight: 600; transition: transform .2s ease, filter .2s ease; }
.btn:active { transform: scale(.97); }
.btn--ghost { background: rgba(255,255,255,.08); }
.btn--lime { background: var(--lime); color: #111; }
.btn--lime:hover { filter: brightness(1.06); }
.btn--lg { height: 46px; padding: 0 22px; font-size: 15px; border-radius: 12px; }

/* ---------- общие карточки ---------- */
.card {
  background: var(--card);
  border: 1px solid var(--card-line);
  border-radius: var(--radius);
  padding: 14px 16px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 18px 50px -20px rgba(0,0,0,.6);
  display: grid; gap: 10px;
}
.row { display: flex; align-items: center; gap: 10px; }
.row--between { justify-content: space-between; }
.row--gap { flex-wrap: wrap; gap: 6px; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.chip { display: inline-flex; align-items: center; gap: 6px; height: 24px; padding: 0 9px; border-radius: 7px; font-size: 12px; background: rgba(255,255,255,.07); color: var(--text); }
.chip--dot::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--lime); }
.chip--dark { background: rgba(255,255,255,.08); }
.chip--lilac { background: rgba(203,188,255,.18); color: var(--lilac); }
.chip--lime { background: rgba(216,255,62,.14); color: var(--lime); }
.avatar { width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center; font-size: 12px; font-weight: 600; background: linear-gradient(140deg, var(--lilac), #7f6bd6); color: #15121f; flex: none; }
.avatar--lime { background: linear-gradient(140deg, var(--lime), #8fc21c); }
.dot { width: 7px; height: 7px; border-radius: 50%; flex: none; }
.dot--warn { background: var(--warn); box-shadow: 0 0 8px var(--warn); }
.dot--lilac { background: var(--lilac); }
.dot--lime { background: var(--lime); }

/* ---------- секции ---------- */
.sticky { position: sticky; top: 0; height: 100vh; z-index: 3; }

.hero { position: relative; height: 100vh; }
.hero__title {
  position: absolute; z-index: 1;
  left: 0; right: 0; top: 19vh;
  text-align: center; white-space: nowrap;
  font: 400 clamp(44px, 10.6vw, 220px)/1 var(--pixel);
  letter-spacing: .01em;
  color: #cfcfd6;
}
.hero__copy { position: absolute; z-index: 3; left: clamp(16px, 3vw, 40px); bottom: clamp(20px, 5vh, 48px); display: grid; gap: 14px; }
.lead { font-size: clamp(18px, 1.6vw, 24px); line-height: 1.25; font-weight: 500; }
.hero__hint { position: absolute; z-index: 3; right: clamp(16px, 3vw, 40px); bottom: clamp(20px, 5vh, 48px); font-size: 12px; }

.card--input { grid-auto-flow: column; justify-content: space-between; align-items: center; padding: 12px 12px 12px 18px; }
.send { width: 32px; height: 32px; border-radius: 9px; display: grid; place-items: center; background: var(--text); color: #111; font-weight: 700; }

.hook { display: inline-block; line-height: 1.6; font-size: 12px; color: var(--dim); padding: 6px 10px; border-radius: 8px; background: rgba(22,22,27,.7); border: 1px solid var(--card-line); backdrop-filter: blur(10px); }
.hook b { color: var(--text); font-weight: 500; }
.hook i { display: inline-block; vertical-align: 1px; margin-right: 8px; width: 6px; height: 6px; border-radius: 50%; background: var(--lime); box-shadow: 0 0 8px var(--lime); animation: pulse 1.6s infinite; }

/* сцены с «прилипшим» экраном: высота секции = длительность сцены в скролле */
.pain { height: 260vh; position: relative; }
.dive { height: 260vh; position: relative; }
.brain { height: 280vh; position: relative; }
.value { height: 300vh; position: relative; }
.pain__text, .brain__text, .value__text { position: absolute; left: clamp(16px, 7vw, 120px); top: 50%; transform: translateY(-50%); width: min(520px, 40vw); display: grid; gap: 16px; }
.pain__line { font-size: clamp(30px, 3.4vw, 54px); line-height: 1.05; font-weight: 500; letter-spacing: -.02em; }
.ping { position: absolute; left: var(--x); top: var(--y); grid-auto-flow: column; align-items: center; gap: 10px; border-radius: 999px; padding: 10px 16px; font-size: 13px; width: max-content; }
.dive__text { position: absolute; inset: 0; display: grid; place-items: center; font: 400 clamp(36px, 6vw, 96px)/1 var(--pixel); color: #e6e3f2; }
.brain h2, .value h2 { font-size: clamp(28px, 3vw, 46px); line-height: 1.06; font-weight: 500; letter-spacing: -.02em; }
.layers { list-style: none; display: grid; gap: 10px; }
.layers li { display: grid; gap: 2px; padding: 12px 14px; border-radius: 12px; background: rgba(22,22,27,.6); border: 1px solid var(--card-line); }
.spawns { position: absolute; left: 62vw; top: 50vh; }
.spawn { position: absolute; grid-auto-flow: column; align-items: center; gap: 10px; border-radius: 999px; padding: 9px 14px; font-size: 13px; width: max-content; opacity: 0; }
.brain.is-live .spawn { animation: spawn 4.4s cubic-bezier(.2,.7,.2,1) infinite; animation-delay: var(--d); }
@keyframes spawn {
  0% { opacity: 0; transform: translate(0, 0) scale(.4); filter: blur(8px); }
  15% { opacity: 1; filter: blur(0); }
  70% { opacity: 1; transform: translate(var(--dx), var(--dy)) scale(1); }
  100% { opacity: 0; transform: translate(calc(var(--dx) * 1.1), var(--dy)) scale(1); filter: blur(6px); }
}
.big { display: flex; align-items: baseline; gap: 10px; font-size: clamp(72px, 9vw, 150px); line-height: .9; color: var(--lime); letter-spacing: -.04em; }
.big small { font-size: .22em; color: var(--dim); letter-spacing: 0; display: inline; }

/* модули: колонка у края напротив головы, скроллится обычным потоком */
.module { position: relative; z-index: 3; padding: 45vh 0 60vh; }
.module__col { width: min(440px, 34vw); display: grid; gap: 7vh; }
.module--right .module__col { margin-left: auto; margin-right: clamp(16px, 7vw, 120px); }
.module--left .module__col { margin-right: auto; margin-left: clamp(16px, 7vw, 120px); }
.module__head { display: grid; gap: 16px; }
.track { height: 6px; border-radius: 3px; background: rgba(255,255,255,.08); }
.track i { display: block; height: 100%; border-radius: 3px; width: calc(var(--w) * 100%); background: linear-gradient(90deg, var(--lilac), var(--lime)); }
.code pre { font-size: 12.5px; line-height: 1.7; white-space: pre-wrap; }
.kicker { font-size: 12px; color: var(--dim); letter-spacing: .02em; display: flex; align-items: center; gap: 10px; }
.module h2, .build h2 { font-size: clamp(26px, 2.7vw, 42px); line-height: 1.08; font-weight: 500; letter-spacing: -.02em; }
.text { color: var(--dim); max-width: 44ch; }

.call .live { display: flex; align-items: center; gap: 7px; color: var(--lime); font-size: 13px; }
.call .live i { width: 7px; height: 7px; border-radius: 50%; background: var(--lime); animation: pulse 1.2s infinite; }
.wave { height: 40px; display: flex; align-items: center; gap: 3px; }
.wave span { flex: 1; border-radius: 2px; background: var(--lilac); height: 20%; animation: wv 1.1s ease-in-out infinite; animation-delay: calc(var(--i) * -70ms); opacity: .85; }
@keyframes wv { 50% { height: var(--h); } }

.stage-row { display: grid; grid-template-columns: 110px 1fr 40px; align-items: center; gap: 12px; font-size: 13px; }
.stage-row i { height: 8px; border-radius: 4px; background: linear-gradient(90deg, rgba(203,188,255,.75), rgba(203,188,255,.35)); width: calc(var(--w) * 100%); transform-origin: left; }
.stage-row.hot i { background: var(--lime); }
.stage-row b { text-align: right; }
.foot { border-top: 1px solid var(--card-line); padding-top: 10px; margin-top: 2px; }

.tasks ul { list-style: none; display: grid; gap: 4px; }
.tasks li { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 10px; padding: 8px 0; border-top: 1px solid var(--card-line); font-size: 13.5px; }
.tasks li.done { color: var(--dim); text-decoration: line-through; text-decoration-color: rgba(255,255,255,.25); }
.ring { --size: 44px; width: var(--size); height: var(--size); border-radius: 50%; display: grid; place-items: center; font-size: 11px;
  background: conic-gradient(var(--lime) calc(var(--p) * 360deg), rgba(255,255,255,.08) 0);
  -webkit-mask: radial-gradient(circle, transparent 54%, #000 56%); mask: radial-gradient(circle, transparent 54%, #000 56%); position: relative; }
.ring span { position: absolute; inset: 0; display: grid; place-items: center; }

.kpis { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.kpi b { font-size: clamp(17px, 1.5vw, 22px); font-weight: 500; display: block; margin: 2px 0; }
.leader { display: grid; grid-template-columns: 18px 70px 1fr 54px; align-items: center; gap: 10px; font-size: 13.5px; }
.leader i { height: 6px; border-radius: 3px; background: rgba(203,188,255,.5); width: calc(var(--w) * 100%); }
.leader:first-of-type i { background: var(--lime); }
.leader b { text-align: right; }

.chat { gap: 10px; }
.msg { padding: 10px 13px; border-radius: 13px; font-size: 13.5px; max-width: 90%; }
.msg--me { justify-self: end; background: rgba(255,255,255,.1); border-bottom-right-radius: 4px; }
.msg--ai { background: rgba(203,188,255,.12); border: 1px solid rgba(203,188,255,.2); border-bottom-left-radius: 4px; min-height: 64px; }
.caret { display: inline-block; width: 7px; height: 14px; background: var(--lilac); vertical-align: -2px; margin-left: 2px; animation: pulse .9s steps(1) infinite; }

.integrations { gap: 0; }
.int { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 10px; padding: 9px 0; border-bottom: 1px solid var(--card-line); font-size: 13.5px; }
.integrations .foot { border-top: 0; padding-top: 12px; }

/* сборка */
.build { height: 200vh; position: relative; }
.build__body { position: absolute; left: 50%; bottom: 8vh; transform: translateX(-50%); width: min(760px, calc(100vw - 32px)); display: grid; gap: 18px; justify-items: center; text-align: center; }
.picker { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; }
.pick { height: 38px; padding: 0 14px; border-radius: 10px; background: rgba(22,22,27,.78); border: 1px solid var(--card-line); backdrop-filter: blur(12px); font-size: 13.5px; transition: background .2s, color .2s, border-color .2s, transform .15s; }
.pick:active { transform: scale(.97); }
.pick.is-on { background: rgba(216,255,62,.14); border-color: rgba(216,255,62,.45); color: var(--lime); }
.pick.is-locked { opacity: .75; cursor: default; }
.build__foot { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; justify-content: center; }

.footer { position: relative; z-index: 3; display: flex; justify-content: space-between; padding: 24px clamp(16px, 3vw, 40px); font-size: 12px; background: var(--ink); }

/* ---------- телефон ---------- */
@media (max-width: 820px) {
  .nav { gap: 10px; }
  .nav__links, .nav__status, .nav .btn--ghost { display: none; }
  .hero__title { top: 15vh; }
  .hero__hint { display: none; }
  .pain__text, .brain__text, .value__text { left: 16px; right: 16px; width: auto; top: auto; bottom: 7vh; transform: none; }
  .pain__text, .brain__text, .value__text { background: var(--card); border: 1px solid var(--card-line); border-radius: var(--radius); padding: 16px; backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); }
  .ping { font-size: 12px; padding: 8px 12px; --x: 16px !important; }
  .ping:nth-of-type(n+4) { display: none; }
  .spawns { left: 50vw; top: 30vh; }
  .layers li:nth-child(2) { display: none; }
  .module { padding: 60vh 0 70vh; }
  .module__col, .module--right .module__col, .module--left .module__col { width: auto; margin: 0 16px; gap: 40vh; }
  .module__head { background: var(--card); border: 1px solid var(--card-line); border-radius: var(--radius); padding: 16px; backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); }
  .module h2, .build h2 { font-size: 24px; }
  .text { font-size: 14px; }
  .kpis { gap: 8px; }
  .tasks li:nth-child(3), .int:nth-child(4) { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  .wave span, .nav__status i, .call .live i, .caret { animation: none; }
}