:root {
  --bg: #0b0b12;
  --bg2: #12121c;
  --text: #f1f0f7;
  --muted: #9a9cad;
  --line: rgba(255, 255, 255, .08);
  --glass: rgba(255, 255, 255, .04);
  --violet: #a66bff;
  --cyan: #2fd8ff;
  --amber: #ffb02e;
  --orange: #ff7a1a;
  --ya1: #8b5cf6;
  --ya2: #4f8df7;
  --ya3: #3bb27b;
  --r: 22px;
  --ease: cubic-bezier(.2, .8, .2, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 17px/1.6 Manrope, system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.muted { color: var(--muted); }

/* фон: медленно плывущие пятна света */
.aurora { position: fixed; inset: 0; z-index: -2; overflow: hidden; filter: blur(80px) saturate(140%); }
.aurora i { position: absolute; border-radius: 50%; opacity: .55; animation: float 26s var(--ease) infinite alternate; }
.b1 { width: 55vw; height: 55vw; left: -15vw; top: -20vw; background: radial-gradient(circle, var(--violet), transparent 65%); }
.b2 { width: 45vw; height: 45vw; right: -10vw; top: 10vh; background: radial-gradient(circle, var(--cyan), transparent 65%); animation-delay: -8s !important; opacity: .35 !important; }
.b3 { width: 40vw; height: 40vw; left: 20vw; top: 60vh; background: radial-gradient(circle, var(--orange), transparent 65%); animation-delay: -14s !important; opacity: .25 !important; }
.b4 { width: 50vw; height: 50vw; right: 5vw; top: 130vh; background: radial-gradient(circle, var(--ya2), transparent 65%); animation-delay: -4s !important; opacity: .3 !important; }
@keyframes float {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(6vw, 4vh) scale(1.12); }
  100% { transform: translate(-4vw, 8vh) scale(.95); }
}
.grain {
  position: fixed; inset: 0; z-index: -1; pointer-events: none; opacity: .06;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* шапка */
.nav {
  position: fixed; top: 14px; left: 50%; transform: translateX(-50%); z-index: 10;
  display: flex; align-items: center; gap: 28px;
  padding: 10px 12px 10px 20px; width: min(980px, calc(100% - 32px));
  background: rgba(16, 16, 26, .55); border: 1px solid var(--line); border-radius: 999px;
  backdrop-filter: blur(18px) saturate(160%); -webkit-backdrop-filter: blur(18px) saturate(160%);
  transition: background .3s;
}
.nav.scrolled { background: rgba(16, 16, 26, .82); }
.logo { font: 700 18px Unbounded, sans-serif; display: flex; align-items: center; gap: 8px; letter-spacing: -.02em; }
.logo-dot { width: 12px; height: 12px; border-radius: 50%; background: conic-gradient(var(--violet), var(--cyan), var(--amber), var(--violet)); animation: spin 6s linear infinite; }
@keyframes spin { to { transform: rotate(1turn); } }
.nav nav { display: flex; gap: 22px; margin-left: auto; font-size: 15px; color: var(--muted); }
.nav nav a { transition: color .2s; }
.nav nav a:hover { color: var(--text); }
.lang {
  border: 1px solid var(--line); background: var(--glass); color: var(--text);
  font: 600 13px Manrope, sans-serif; padding: 8px 14px; border-radius: 999px; cursor: pointer;
}
.lang:hover { background: rgba(255, 255, 255, .1); }

main { width: min(1160px, calc(100% - 32px)); margin: 0 auto; }

/* первый экран */
.hero { min-height: 100svh; display: flex; flex-direction: column; justify-content: center; padding: 120px 0 80px; position: relative; }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; font-size: 14px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin: 0 0 18px; }
h1, h2 { font-family: Unbounded, sans-serif; font-weight: 700; letter-spacing: -.035em; line-height: 1.04; margin: 0; }
h1 { font-size: clamp(42px, 7.6vw, 104px); }
h2 { font-size: clamp(34px, 5vw, 64px); }
h3 { font-size: 21px; margin: 0 0 8px; letter-spacing: -.01em; }
.lead { font-size: clamp(17px, 1.6vw, 20px); color: #c9c8d6; max-width: 640px; margin: 24px 0 0; }
.grad { background-size: 200% auto; -webkit-background-clip: text; background-clip: text; color: transparent; animation: shine 7s linear infinite; }
.grad-wm { background-image: linear-gradient(90deg, var(--violet), var(--cyan), var(--amber), var(--violet)); }
.grad-ya { background-image: linear-gradient(90deg, var(--ya1), var(--ya2), var(--ya3), var(--ya1)); }
@keyframes shine { to { background-position: 200% center; } }

.hero-cards { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 48px; }
.mini {
  display: flex; align-items: center; gap: 16px; padding: 14px 22px 14px 14px; min-width: 300px;
  background: var(--glass); border: 1px solid var(--line); border-radius: 20px;
  backdrop-filter: blur(12px); transition: border-color .3s, background .3s, transform .4s var(--ease);
}
.mini:hover { border-color: rgba(255, 255, 255, .22); background: rgba(255, 255, 255, .07); }
.mini img { width: 56px; height: 56px; object-fit: contain; }
.mini .yak-mini { width: 72px; }
.mini b { display: block; font-size: 17px; }
.mini span { font-size: 14px; color: var(--muted); }
.mini em { margin-left: auto; font-style: normal; font-size: 20px; color: var(--muted); transition: transform .3s var(--ease); }
.mini:hover em { transform: translateX(4px); color: var(--text); }

.scroll-hint { position: absolute; bottom: 34px; left: 50%; width: 26px; height: 42px; border: 2px solid var(--line); border-radius: 14px; transform: translateX(-50%); }
.scroll-hint span { position: absolute; left: 50%; top: 8px; width: 4px; height: 8px; margin-left: -2px; border-radius: 2px; background: var(--text); animation: wheel 1.8s var(--ease) infinite; }
@keyframes wheel { 0% { opacity: 0; transform: translateY(0); } 30% { opacity: 1; } 100% { opacity: 0; transform: translateY(14px); } }

/* бегущая строка */
.marquee { overflow: hidden; border-block: 1px solid var(--line); padding: 18px 0; mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); }
.track { display: flex; gap: 48px; width: max-content; animation: marquee 38s linear infinite; }
.track span { font: 500 20px Unbounded, sans-serif; color: rgba(255, 255, 255, .28); white-space: nowrap; }
.track span:nth-child(3n+1) { color: rgba(166, 107, 255, .7); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* разделы продуктов */
.product { padding: 140px 0 40px; }
.product-head { display: grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items: center; }
.product-head.rev > :first-child { order: 2; }
.cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.cta.center { justify-content: center; }
.btn {
  position: relative; display: inline-flex; align-items: center; padding: 15px 26px; border-radius: 999px;
  font-weight: 700; font-size: 16px; transition: transform .3s var(--ease), box-shadow .3s; isolation: isolate;
}
.btn:hover { transform: translateY(-2px); }
.btn-wm { background: linear-gradient(110deg, var(--violet), var(--cyan)); color: #0b0b12; box-shadow: 0 10px 40px -10px rgba(47, 216, 255, .6); }
.btn-ya { background: linear-gradient(110deg, var(--ya1), var(--ya2)); color: #fff; box-shadow: 0 10px 40px -10px rgba(79, 141, 247, .7); }
.btn.ghost { border: 1px solid var(--line); background: var(--glass); }
.btn.ghost:hover { background: rgba(255, 255, 255, .09); }

/* демо WeaveMove: кольцо таймера */
.wm-demo { position: relative; aspect-ratio: 1; max-width: 420px; width: 100%; justify-self: center; }
.ring { width: 100%; height: 100%; transform: rotate(-90deg); filter: drop-shadow(0 0 40px rgba(166, 107, 255, .35)); }
.ring circle { fill: none; stroke-width: 14; stroke-linecap: round; }
.ring-bg { stroke: rgba(255, 255, 255, .06); }
.ring-fg { stroke-dasharray: 578; stroke-dashoffset: 578; transition: stroke-dashoffset 1s linear; }
.ring-center { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px; }
.ring-time { font: 700 clamp(44px, 6vw, 64px) Unbounded, sans-serif; letter-spacing: -.04em; font-variant-numeric: tabular-nums; }
.ring-label { color: var(--muted); font-size: 15px; }
.go {
  margin-top: 14px; border: 0; padding: 12px 34px; border-radius: 999px; cursor: default;
  font: 700 18px Unbounded, sans-serif; color: #0b0b12; background: linear-gradient(110deg, var(--amber), var(--orange));
  animation: pulse 2.4s var(--ease) infinite;
}
@keyframes pulse { 0%, 100% { box-shadow: 0 0 0 0 rgba(255, 122, 26, .55); } 60% { box-shadow: 0 0 0 18px rgba(255, 122, 26, 0); } }

/* карточки */
.grid2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; margin-top: 18px; }

/* цифры */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin: 90px 0 0; }
.ya .stats { margin-top: 18px; }
.stats div { padding: 26px 26px 22px; border-radius: var(--r); border: 1px solid var(--line); background: var(--glass); }
.stats dt { font: 700 clamp(36px, 4vw, 52px)/1 Unbounded, sans-serif; letter-spacing: -.04em; background: linear-gradient(110deg, #fff, #b9b8c8); -webkit-background-clip: text; background-clip: text; color: transparent; }
.wm .stats dt { background-image: linear-gradient(110deg, var(--violet), var(--cyan)); }
.ya .stats dt { background-image: linear-gradient(110deg, var(--ya1), var(--ya2)); }
.stats dt small { font-size: .45em; letter-spacing: 0; }
.stats dd { margin: 10px 0 0; color: var(--muted); font-size: 15px; line-height: 1.4; }

/* строка подключения */
.snippet { margin: 90px 0 0; }
.snippet figcaption { color: var(--muted); font-size: 15px; margin-bottom: 12px; }
.code { display: flex; align-items: center; gap: 16px; padding: 18px 18px 18px 24px; border-radius: 16px; background: rgba(8, 8, 14, .8); border: 1px solid var(--line); overflow-x: auto; }
.code code { font: 500 15px 'JetBrains Mono', ui-monospace, monospace; white-space: nowrap; color: #d9d8e6; }
.tk { color: #ff7ab8; } .ta { color: #7cc4ff; } .ts { color: #a6e07a; }
.copy { margin-left: auto; flex: none; border: 1px solid var(--line); background: var(--glass); color: var(--text); font: 600 13px Manrope, sans-serif; padding: 8px 14px; border-radius: 999px; cursor: pointer; }
.copy:hover { background: rgba(255, 255, 255, .1); }
.bento { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 18px; }
.span2 { grid-column: span 2; }
.card {
  position: relative; padding: 30px; border-radius: var(--r); overflow: hidden;
  background: linear-gradient(180deg, rgba(255, 255, 255, .05), rgba(255, 255, 255, .015));
  border: 1px solid var(--line);
}
.card p { margin: 0; color: #b9b8c8; font-size: 16px; }
.card .ico { font-size: 30px; margin-bottom: 18px; }
.card .yak { width: 96px; height: auto; margin-bottom: 14px; transition: transform .5s var(--ease); }
.card.span2 .yak { float: right; width: 140px; margin: -6px -6px 0 18px; }
.card:hover .yak { transform: translateY(-6px) rotate(-3deg); }
/* подсветка под курсором */
.glow::before {
  content: ""; position: absolute; inset: 0; border-radius: inherit; pointer-events: none; opacity: 0; transition: opacity .3s;
  background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 50%), rgba(166, 107, 255, .16), transparent 45%);
}
.ya .glow::before { background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 50%), rgba(79, 141, 247, .18), transparent 45%); }
.glow:hover::before { opacity: 1; }

/* демо YakusApp: доска */
.dot-ya { width: 18px; height: 18px; border-radius: 6px; background: linear-gradient(135deg, var(--ya1), var(--ya2)); }
.ya-demo { position: relative; padding: 28px 0 40px; }
.board {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; padding: 18px; border-radius: var(--r);
  background: rgba(20, 20, 32, .7); border: 1px solid var(--line); backdrop-filter: blur(14px);
  box-shadow: 0 40px 100px -40px rgba(79, 141, 247, .55);
}
.col { display: flex; flex-direction: column; gap: 10px; min-height: 230px; }
.col b { font-size: 12px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); margin-bottom: 2px; }
.t { display: block; height: 52px; border-radius: 12px; background: rgba(255, 255, 255, .06); border-left: 3px solid var(--c, var(--ya2)); position: relative; }
.t::after { content: ""; position: absolute; left: 12px; right: 30%; top: 14px; height: 7px; border-radius: 4px; background: rgba(255, 255, 255, .18); box-shadow: 0 14px 0 -1px rgba(255, 255, 255, .08); }
.t1 { --c: var(--ya1); } .t2 { --c: #ff6b6b; } .t3 { --c: var(--ya2); height: 66px; }
.t4 { --c: #ffd54a; } .t5 { --c: var(--ya1); } .t6, .t7 { --c: var(--ya3); opacity: .7; }
.moving { animation: drag 7s var(--ease) infinite; z-index: 2; }
@keyframes drag {
  0%, 35% { transform: translate(0, 0) rotate(0); box-shadow: none; }
  45% { transform: translate(10%, -10px) rotate(2deg); box-shadow: 0 20px 40px -10px rgba(0, 0, 0, .6); }
  60%, 90% { transform: translate(calc(100% + 12px), 124px) rotate(0); box-shadow: none; }
  100% { transform: translate(0, 0); }
}
.yak-float { position: absolute; width: 190px; right: -24px; bottom: -36px; animation: bob 5s ease-in-out infinite; filter: drop-shadow(0 20px 30px rgba(0, 0, 0, .5)); }
@keyframes bob { 50% { transform: translateY(-12px); } }
.timer-pill {
  position: absolute; left: -18px; bottom: 6px; display: flex; align-items: center; gap: 10px;
  padding: 10px 18px; border-radius: 999px; background: rgba(20, 20, 32, .9); border: 1px solid var(--line);
  font: 600 15px Manrope, sans-serif; font-variant-numeric: tabular-nums; backdrop-filter: blur(10px);
}
.rec { width: 9px; height: 9px; border-radius: 50%; background: #ff6b6b; animation: blink 1.4s infinite; }
@keyframes blink { 50% { opacity: .25; } }

/* контакты */
.contact { text-align: center; padding: 160px 0 120px; }
.contact .lead { margin-inline: auto; }
.foot { display: flex; justify-content: space-between; gap: 16px; width: min(1160px, calc(100% - 32px)); margin: 0 auto; padding: 28px 0 40px; border-top: 1px solid var(--line); font-size: 14px; color: var(--muted); }

/* появление при прокрутке */
.reveal { opacity: 0; transform: translateY(28px); filter: blur(6px); transition: opacity .9s var(--ease), transform .9s var(--ease), filter .9s var(--ease); transition-delay: var(--d, 0s); }
.reveal.in { opacity: 1; transform: none; filter: none; }
.tilt { transform-style: preserve-3d; }

@media (max-width: 900px) {
  .product-head, .product-head.rev { grid-template-columns: 1fr; gap: 48px; }
  .product-head.rev > :first-child { order: 0; }
  .grid2, .bento { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); margin-top: 60px; }
  .snippet { margin-top: 60px; }
  .span2 { grid-column: auto; }
  .product { padding-top: 100px; }
}
@media (max-width: 640px) {
  .nav { gap: 12px; }
  .nav nav a:not(:last-child) { display: none; }
  .mini { min-width: 0; width: 100%; }
  .card.span2 .yak { float: none; margin: 0 0 14px; width: 110px; }
  .timer-pill { left: 0; }
  .yak-float { width: 140px; right: -4px; }
  .foot { flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; filter: none; }
}