/* WingLog — landing. Dark "night sky" palette taken from the app logo. */

:root {
  --bg: #040914;
  --bg-2: #07112a;
  --panel: rgba(16, 34, 70, .42);
  --panel-2: rgba(22, 46, 92, .55);
  --line: rgba(130, 200, 255, .14);
  --line-2: rgba(130, 200, 255, .28);
  --text: #eaf3ff;
  --muted: #92a6c8;
  --dim: #5f7396;
  --cyan: #3fd0ff;
  --sky: #9be6ff;
  --blue: #2f73f6;
  --mint: #7cf7c4;
  --warm: #ffb35c;
  --grad: linear-gradient(110deg, #b7efff 0%, #3fd0ff 38%, #3f7dff 78%);
  --radius: 22px;
  --ease: cubic-bezier(.2, .7, .2, 1);
  --f-head: "Unbounded", "Manrope", system-ui, sans-serif;
  --f-body: "Manrope", system-ui, -apple-system, "Segoe UI", sans-serif;
  --f-mono: "JetBrains Mono", ui-monospace, Consolas, monospace;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 17px/1.6 var(--f-body);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
/* faint star field behind everything */
body::before {
  content: "";
  position: fixed; inset: 0; z-index: -1;
  background:
    radial-gradient(1px 1px at 12% 18%, #fff8 50%, transparent 51%),
    radial-gradient(1px 1px at 72% 12%, #fff6 50%, transparent 51%),
    radial-gradient(1px 1px at 38% 64%, #fff5 50%, transparent 51%),
    radial-gradient(1px 1px at 86% 58%, #fff6 50%, transparent 51%),
    radial-gradient(1.5px 1.5px at 56% 86%, #9be6ff88 50%, transparent 51%),
    radial-gradient(1200px 700px at 80% -10%, #0d2a5c 0%, transparent 60%),
    radial-gradient(900px 600px at -10% 40%, #0a1d44 0%, transparent 60%),
    var(--bg);
  background-size: 420px 420px, 380px 380px, 460px 460px, 520px 520px, 600px 600px, auto, auto, auto;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { font-family: var(--f-head); font-weight: 600; line-height: 1.12; margin: 0; letter-spacing: -.01em; }
p { margin: 0; }
[hidden] { display: none !important; }

.wrap { width: 100%; max-width: 1200px; margin: 0 auto; padding-inline: 20px; }
.grad-text { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.glass {
  background: linear-gradient(160deg, rgba(40, 80, 150, .28), rgba(10, 22, 48, .55));
  border: 1px solid var(--line);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-radius: var(--radius);
}

/* ---------- buttons ---------- */
.btn {
  --h: 54px;
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  height: var(--h); padding: 0 26px; border-radius: 999px;
  font: 600 16px/1 var(--f-body); letter-spacing: .01em;
  border: 1px solid transparent; cursor: pointer; position: relative;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s;
  white-space: nowrap;
}
.btn svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.btn--glow {
  color: #031027;
  background: linear-gradient(110deg, #c9f3ff, #3fd0ff 45%, #4f8dff);
  box-shadow: 0 0 0 1px #9be6ff55 inset, 0 10px 40px -8px #3fd0ffaa, 0 0 80px -20px #3f7dff;
}
.btn--glow:hover { transform: translateY(-2px); box-shadow: 0 0 0 1px #fff8 inset, 0 16px 50px -8px #3fd0ffcc, 0 0 100px -10px #3f7dff; }
.btn--ghost { color: var(--text); background: rgba(20, 40, 80, .35); border-color: var(--line-2); backdrop-filter: blur(10px); }
.btn--ghost:hover { border-color: var(--cyan); transform: translateY(-2px); box-shadow: 0 0 30px -6px #3fd0ff88; }
.btn--sm { --h: 42px; padding: 0 20px; font-size: 15px; }
.btn--lg { --h: 60px; padding: 0 34px; font-size: 17px; }
.btn.is-soon { pointer-events: none; }
.btn.is-soon::after {
  content: "скоро"; position: absolute; top: -9px; right: 14px;
  font: 600 10px/1 var(--f-mono); letter-spacing: .12em; text-transform: uppercase;
  padding: 4px 7px; border-radius: 6px; color: #031027; background: var(--warm);
  box-shadow: 0 0 16px #ffb35c88;
}

/* ---------- nav ---------- */
.nav {
  position: fixed; inset: 0 0 auto; z-index: 50;
  padding-top: env(safe-area-inset-top, 0px);
  transition: background .3s, border-color .3s, backdrop-filter .3s;
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled { background: rgba(4, 9, 20, .72); backdrop-filter: blur(16px); border-color: var(--line); }
.nav__in { display: flex; align-items: center; gap: 28px; height: 72px; }
.brand { display: flex; align-items: center; gap: 10px; font: 600 20px/1 var(--f-head); }
.brand img { border-radius: 10px; box-shadow: 0 0 24px -4px #3fd0ff88; }
.brand b { font-weight: 600; color: var(--cyan); }
.nav__links { display: flex; gap: 26px; margin-left: auto; font-size: 15px; color: var(--muted); }
.nav__links a { position: relative; transition: color .2s; }
.nav__links a::after { content: ""; position: absolute; left: 0; right: 0; bottom: -6px; height: 1px; background: var(--cyan); transform: scaleX(0); transition: transform .3s var(--ease); box-shadow: 0 0 8px var(--cyan); }
.nav__links a:hover { color: var(--text); }
.nav__links a:hover::after { transform: scaleX(1); }
.nav__burger { display: none; background: none; border: 0; width: 40px; height: 40px; padding: 10px 8px; cursor: pointer; }
.nav__burger span { display: block; height: 2px; background: var(--text); margin: 5px 0; border-radius: 2px; transition: transform .3s; }

/* ---------- hero ---------- */
.hero { position: relative; min-height: 100vh; min-height: 100svh; display: flex; align-items: center; overflow: hidden; isolation: isolate; padding: 110px 0 90px; }
.hero__bg { position: absolute; inset: -4% 0 -8%; z-index: -3; }
.hero__media { position: absolute; inset: 0; animation: kenburns 30s ease-in-out infinite alternate; transform-origin: 70% 45%; }
.hero__media img { width: 100%; height: 100%; object-fit: cover; object-position: var(--ox, 50%) var(--oy, 55%); }
.hero::after {
  content: ""; position: absolute; inset: 0; z-index: -2; pointer-events: none;
  background:
    linear-gradient(90deg, rgba(4, 9, 20, .9) 0%, rgba(4, 9, 20, .55) 38%, rgba(4, 9, 20, 0) 62%),
    linear-gradient(0deg, var(--bg) 0%, transparent 28%);
}
@keyframes kenburns { from { transform: scale(1.01); } to { transform: scale(1.08); } }

/* AR reticle locked onto the pilot in the photo */
.ar { position: absolute; left: 0; top: 0; width: 0; height: 0; opacity: 0; transition: opacity .8s .9s; }
.ar.is-on { opacity: 1; }
.ar__c { position: absolute; width: 22px; height: 22px; border: 2px solid var(--cyan); filter: drop-shadow(0 0 6px var(--cyan)); animation: lock 1.2s .9s var(--ease) both; }
.ar__c--tl { left: 0; top: 0; border-right: 0; border-bottom: 0; --dx: -18px; --dy: -18px; }
.ar__c--tr { right: 0; top: 0; border-left: 0; border-bottom: 0; --dx: 18px; --dy: -18px; }
.ar__c--bl { left: 0; bottom: 0; border-right: 0; border-top: 0; --dx: -18px; --dy: 18px; }
.ar__c--br { right: 0; bottom: 0; border-left: 0; border-top: 0; --dx: 18px; --dy: 18px; }
@keyframes lock { from { transform: translate(var(--dx), var(--dy)); opacity: 0; } 60% { opacity: 1; } }
.ar__scan { position: absolute; left: 4px; right: 4px; height: 2px; top: 0; background: linear-gradient(90deg, transparent, #9be6ffcc, transparent); box-shadow: 0 0 12px var(--cyan); animation: scan 3.2s 2s ease-in-out infinite; opacity: .7; }
@keyframes scan { 0%, 100% { top: 6%; } 50% { top: 94%; } }
.ar__label { position: absolute; left: 0; bottom: -30px; white-space: nowrap; font: 500 11px/1 var(--f-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--sky); padding: 5px 8px; border-radius: 6px; background: rgba(4, 14, 34, .7); border: 1px solid #3fd0ff44; }
.ar__label b { color: var(--mint); font-weight: 500; }
.hud__link { position: absolute; height: 1px; transform-origin: 0 50%; background: linear-gradient(90deg, var(--cyan), #3fd0ff33); box-shadow: 0 0 6px var(--cyan); pointer-events: none; opacity: 0; transition: opacity .6s 1.6s; }
.hud__link.is-on { opacity: 1; }
.hero__thermals { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -1; pointer-events: none; }
.hero__grid {
  position: absolute; left: -50%; right: -50%; bottom: -10%; height: 55%; z-index: -1; pointer-events: none;
  background-image: linear-gradient(var(--line-2) 1px, transparent 1px), linear-gradient(90deg, var(--line-2) 1px, transparent 1px);
  background-size: 60px 60px;
  transform: perspective(500px) rotateX(62deg);
  transform-origin: 50% 100%;
  mask-image: linear-gradient(0deg, #000 10%, transparent 80%);
  -webkit-mask-image: linear-gradient(0deg, #000 10%, transparent 80%);
  animation: gridmove 6s linear infinite;
  opacity: .5;
}
@keyframes gridmove { to { background-position: 0 60px; } }
.hero__track { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; overflow: visible; }
.hero__track path { stroke-dasharray: var(--len, 4000); stroke-dashoffset: var(--len, 4000); }
.hero__track.is-on path { animation: draw 4.5s .3s cubic-bezier(.45, 0, .2, 1) forwards; }
@keyframes draw { to { stroke-dashoffset: 0; } }

.hero__in { display: grid; grid-template-columns: minmax(0, 1fr); gap: 40px; align-items: center; }
.hero__copy { max-width: 640px; }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; font: 500 13px/1 var(--f-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--sky); padding: 9px 14px; border: 1px solid var(--line-2); border-radius: 999px; background: rgba(10, 30, 70, .4); backdrop-filter: blur(8px); }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 12px var(--mint); animation: pulse 2s infinite; }
@keyframes pulse { 50% { opacity: .35; } }
.hero h1 { font-size: clamp(40px, 6.4vw, 84px); margin: 24px 0 22px; font-weight: 700; }
.hero h1 .grad-text { background-size: 200% 100%; animation: shimmer 6s linear infinite; }
@keyframes shimmer { to { background-position: -200% 0; } }
.lead { font-size: clamp(17px, 1.6vw, 20px); color: #c4d4ee; max-width: 560px; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px 18px; list-style: none; padding: 0; margin: 28px 0 0; font-size: 14px; color: var(--muted); }
.chips li { display: flex; align-items: center; gap: 8px; }
.chips li::before { content: ""; width: 14px; height: 14px; border-radius: 50%; background: radial-gradient(circle, var(--cyan) 0 3px, transparent 4px), rgba(63, 208, 255, .12); border: 1px solid #3fd0ff55; }

.hero__device { position: static; }
.phone {
  width: 290px; aspect-ratio: 1080 / 2400; border-radius: 42px; padding: 10px;
  background: linear-gradient(145deg, #2a3c5e, #0b1428 40%, #1a2a48);
  box-shadow: 0 0 0 1px #9be6ff33, 0 40px 80px -20px #000c, 0 0 120px -30px #3fd0ff88;
  transform-style: preserve-3d; transition: transform .3s var(--ease);
}
.phone img { width: 100%; height: 100%; object-fit: cover; object-position: top; border-radius: 33px; }
@keyframes float { 50% { translate: 0 -14px; } }

.hud { position: absolute; left: 0; top: 0; width: 220px; padding: 14px 18px 16px; font-family: var(--f-mono); box-shadow: 0 20px 60px -20px #000; border-radius: 16px; opacity: 0; transition: opacity .8s 1.4s; z-index: 2; }
.hud.is-on { opacity: 1; }
.hud__head { display: flex; align-items: center; gap: 8px; font-size: 10px; letter-spacing: .16em; color: var(--sky); padding-bottom: 8px; margin-bottom: 6px; border-bottom: 1px solid var(--line); }
.hud__head .dot { width: 6px; height: 6px; }
.hud__row { display: flex; align-items: baseline; gap: 8px; padding: 4px 0; }
.hud__row span { font-size: 10px; letter-spacing: .14em; color: var(--dim); width: 58px; }
.hud__row b { font-size: 20px; font-weight: 500; color: var(--text); font-variant-numeric: tabular-nums; }
.hud__row b.up { color: var(--mint); text-shadow: 0 0 12px #7cf7c488; }
.hud__row b.down { color: #7fb2ff; }
.hud__row i { font-style: normal; font-size: 12px; color: var(--muted); }
.hud__bar { height: 4px; border-radius: 4px; background: #ffffff14; margin-top: 10px; overflow: hidden; }
.hud__bar i { display: block; height: 100%; width: 40%; background: linear-gradient(90deg, var(--cyan), var(--mint)); box-shadow: 0 0 10px var(--cyan); transition: width .8s var(--ease); }

.hero__scroll { position: absolute; left: 50%; bottom: 26px; translate: -50% 0; width: 26px; height: 42px; border: 1.5px solid var(--line-2); border-radius: 14px; }
.hero__scroll span { position: absolute; left: 50%; top: 8px; width: 4px; height: 8px; margin-left: -2px; border-radius: 2px; background: var(--cyan); animation: wheel 1.8s infinite; }
@keyframes wheel { 0% { opacity: 0; transform: translateY(0); } 30% { opacity: 1; } 100% { opacity: 0; transform: translateY(14px); } }

/* ---------- marquee ---------- */
.marquee { border-block: 1px solid var(--line); background: rgba(8, 20, 44, .6); overflow: hidden; padding: 18px 0; mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); -webkit-mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); }
.marquee__track { display: flex; gap: 48px; width: max-content; animation: marquee 40s linear infinite; }
.marquee span { font: 500 15px/1 var(--f-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); display: flex; align-items: center; gap: 48px; }
.marquee span::after { content: "◆"; font-size: 8px; color: var(--cyan); text-shadow: 0 0 8px var(--cyan); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- sections ---------- */
.section { position: relative; padding-block: clamp(80px, 11vw, 140px); }
.section__head { text-align: center; max-width: 780px; margin: 0 auto clamp(40px, 6vw, 64px); }
.section__head--left { text-align: left; margin-left: 0; }
.kicker { display: inline-block; font: 500 13px/1 var(--f-mono); letter-spacing: .18em; text-transform: uppercase; color: var(--cyan); margin-bottom: 18px; }
.kicker::before { content: "// "; color: var(--dim); }
.section h2 { font-size: clamp(30px, 4.2vw, 54px); }
.sub { margin-top: 20px; font-size: clamp(16px, 1.4vw, 19px); color: var(--muted); }

/* spotlight hover (cursor-follow glow) */
.spot { position: relative; overflow: hidden; }
.spot::before {
  content: ""; position: absolute; inset: 0; pointer-events: none; z-index: 0; opacity: 0; transition: opacity .3s;
  background: radial-gradient(400px circle at var(--mx, 50%) var(--my, 50%), rgba(63, 208, 255, .16), transparent 45%);
}
.spot:hover::before { opacity: 1; }
.spot > * { position: relative; z-index: 1; }

/* ---------- audience ---------- */
.aud { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.aud__card { border-radius: var(--radius); border: 1px solid var(--line); background: var(--bg-2); min-height: 460px; display: flex; flex-direction: column; justify-content: flex-end; transition: transform .4s var(--ease), border-color .3s; }
.aud__card:hover { transform: translateY(-6px); border-color: var(--line-2); }
.aud__img { position: absolute !important; inset: 0; z-index: 0 !important; background-size: cover; background-position: center; transition: transform 1.2s var(--ease); }
.aud__img::after { content: ""; position: absolute; inset: 0; background: linear-gradient(0deg, #040914 12%, rgba(4, 9, 20, .7) 45%, rgba(4, 9, 20, .05) 80%); }
.aud__card:hover .aud__img { transform: scale(1.07); }
.aud__body { padding: 28px; }
.tag { display: inline-block; font: 500 12px/1 var(--f-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--sky); padding: 7px 10px; border-radius: 8px; border: 1px solid var(--line-2); background: rgba(10, 30, 70, .5); backdrop-filter: blur(6px); }
.aud h3 { font-size: 22px; margin: 16px 0 10px; }
.aud p { color: #b3c3de; font-size: 16px; }

/* ---------- bento ---------- */
.bento { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.tile { padding: 30px; border-radius: var(--radius); border: 1px solid var(--line); background: linear-gradient(165deg, rgba(24, 50, 100, .35), rgba(8, 18, 40, .6)); transition: transform .4s var(--ease), border-color .3s, box-shadow .4s; }
.tile:hover { transform: translateY(-4px); border-color: var(--line-2); box-shadow: 0 30px 60px -30px #3fd0ff55; }
.tile--wide { grid-column: span 2; }
.tile__icon { width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center; margin-bottom: 22px; background: linear-gradient(145deg, #3fd0ff33, #3f7dff22); border: 1px solid #3fd0ff44; box-shadow: 0 0 30px -8px #3fd0ff88 inset, 0 0 24px -10px #3fd0ff; }
.tile__icon svg { width: 26px; height: 26px; fill: none; stroke: var(--sky); stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.tile h3 { font-size: 20px; margin-bottom: 10px; }
.tile p { color: var(--muted); font-size: 16px; }
.more { display: inline-flex; gap: 8px; margin-top: 18px; color: var(--cyan); font-weight: 600; }
.more span { transition: transform .3s var(--ease); }
.more:hover span { transform: translateX(5px); }

.flow { display: flex; align-items: center; margin-top: 28px; gap: 0; flex-wrap: nowrap; }
.flow__node { flex: none; display: inline-flex; align-items: center; gap: 8px; padding: 10px 16px; border-radius: 12px; font: 500 14px/1 var(--f-mono); border: 1px solid var(--line-2); background: rgba(8, 20, 44, .7); }
.flow__node--file { color: var(--warm); border-color: #ffb35c55; }
.flow__node--app { color: var(--cyan); border-color: #3fd0ff66; box-shadow: 0 0 24px -6px #3fd0ff88; }
.flow__node--app img { border-radius: 6px; }
.flow__line { flex: 1; height: 2px; min-width: 24px; background: var(--line-2); position: relative; overflow: hidden; }
.flow__line i { position: absolute; top: 0; left: -30%; width: 30%; height: 100%; background: linear-gradient(90deg, transparent, var(--cyan), transparent); animation: packet 1.8s linear infinite; }
.flow__line + .flow__node + .flow__line i { animation-delay: .9s; }
@keyframes packet { to { left: 100%; } }

.minimap { position: relative; height: 110px; margin-top: 20px; border-radius: 14px; border: 1px solid var(--line); overflow: hidden;
  background:
    repeating-radial-gradient(circle at 30% 60%, transparent 0 14px, #3fd0ff14 14px 15px),
    repeating-radial-gradient(circle at 75% 40%, transparent 0 11px, #3fd0ff12 11px 12px),
    linear-gradient(160deg, #0b2146, #06112a); }
.minimap i { position: absolute; left: var(--x); top: var(--y); width: 10px; height: 10px; margin: -5px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 0 0 #3fd0ffaa; animation: ping 2.4s infinite; }
.minimap i:nth-child(2) { animation-delay: .6s; } .minimap i:nth-child(3) { animation-delay: 1.2s; } .minimap i:nth-child(4) { animation-delay: 1.8s; }
.minimap i[data-n] { width: 26px; height: 26px; margin: -13px; background: #3f7dffcc; border: 1px solid var(--sky); }
.minimap i[data-n]::after { content: attr(data-n); position: absolute; inset: 0; display: grid; place-items: center; font: 600 11px/1 var(--f-mono); color: #fff; }
@keyframes ping { 70% { box-shadow: 0 0 0 14px #3fd0ff00; } 100% { box-shadow: 0 0 0 0 #3fd0ff00; } }

.windmini { display: flex; align-items: center; gap: 16px; margin-top: 22px; padding: 14px 16px; border-radius: 14px; border: 1px solid var(--line); background: rgba(6, 16, 36, .6); }
.windmini b { display: block; font: 600 16px/1.2 var(--f-head); }
.windmini span { font: 400 12px/1.6 var(--f-mono); color: var(--sky); }
.windmini__arrow { width: 46px; height: 46px; border-radius: 50%; border: 1px solid var(--line-2); display: grid; place-items: center; flex: none; background: radial-gradient(circle, #3fd0ff22, transparent 70%); }
.windmini__arrow i { width: 4px; height: 26px; border-radius: 2px; background: linear-gradient(0deg, transparent, var(--cyan)); position: relative; transform: rotate(45deg); animation: gust 3s ease-in-out infinite; }
.windmini__arrow i::before { content: ""; position: absolute; top: -4px; left: -4px; border: 6px solid transparent; border-bottom-color: var(--sky); border-top: 0; }
@keyframes gust { 50% { transform: rotate(58deg); } }
.bars--mini { height: 84px; margin-top: 22px; padding: 12px; gap: 6px; }
.in .bars--mini i { transform: scaleY(1); }
.bars--mini i:nth-child(5) { background: linear-gradient(0deg, #7cf7c455, var(--mint)); box-shadow: 0 0 20px -2px var(--mint); }
.bars--mini i:nth-child(6) { background: linear-gradient(0deg, #3f7dff55, var(--cyan)); box-shadow: 0 0 16px -4px #3fd0ff; }
.gear { display: flex; gap: 28px; margin-top: 26px; flex-wrap: wrap; }
.gear__item { display: flex; align-items: center; gap: 14px; }
.gear__item p { font-size: 14px; color: var(--muted); line-height: 1.35; }
.gear__item em { font-style: normal; color: var(--warm); }
.ring { --c: var(--cyan); --p: .5; width: 74px; height: 74px; border-radius: 50%; display: grid; place-items: center; position: relative;
  background: conic-gradient(var(--c) calc(var(--p) * var(--fill, 0) * 360deg), #ffffff12 0); transition: --fill 1.6s var(--ease); }
.ring::before { content: ""; position: absolute; inset: 6px; border-radius: 50%; background: #081430; }
.ring span { position: relative; font: 600 20px/1 var(--f-head); text-align: center; }
.ring small { display: block; font: 500 10px/1.4 var(--f-mono); color: var(--muted); }
.ring--warn { --c: var(--warm); filter: drop-shadow(0 0 10px #ffb35c66); }
.ring--ok { --c: var(--mint); }
.ring--late { --c: #ff6b5c; filter: drop-shadow(0 0 10px #ff6b5c66); }
.gear__item em.late { color: #ff8a7a; }
.in .ring, .ring.in { --fill: 1; }
@property --fill { syntax: "<number>"; inherits: true; initial-value: 0; }

/* ---------- gallery of real screens ---------- */
.gallery { overflow: hidden; }
.gallery__head { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; }
.gallery__head .section__head { margin-bottom: 40px; }
.gallery__nav { display: flex; gap: 10px; margin-bottom: 44px; }
.gallery__btn { width: 52px; height: 52px; border-radius: 50%; border: 1px solid var(--line-2); background: var(--panel); color: var(--text); cursor: pointer; display: grid; place-items: center; transition: border-color .25s, box-shadow .25s, transform .25s var(--ease); }
.gallery__btn:hover { border-color: var(--cyan); box-shadow: 0 0 24px -6px var(--cyan); transform: translateY(-2px); }
.gallery__btn svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.gallery__track {
  display: flex; gap: 28px; overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none;
  padding: 10px max(20px, calc((100vw - 1200px) / 2 + 20px)) 30px;
  scroll-padding-inline: max(20px, calc((100vw - 1200px) / 2 + 20px));
}
.gallery__track::-webkit-scrollbar { display: none; }
.shot { flex: none; margin: 0; scroll-snap-align: start; width: 250px; }
.shot .phone { width: 100%; transition: transform .5s var(--ease), box-shadow .5s; }
.shot:hover .phone { transform: translateY(-8px); box-shadow: 0 0 0 1px #9be6ff55, 0 40px 80px -20px #000c, 0 0 140px -20px #3fd0ffaa; }
.shot figcaption { margin-top: 20px; padding-left: 6px; }
.shot figcaption b { display: block; font: 600 17px/1.3 var(--f-head); }
.shot figcaption span { font-size: 14px; color: var(--muted); }

/* ---------- 3D stage ---------- */
.section--3d { background: radial-gradient(900px 500px at 50% 60%, #0d2e66 0%, transparent 70%); }
.stage { position: relative; border-radius: 28px; border: 1px solid var(--line-2); overflow: hidden; aspect-ratio: 16 / 8.5; background: radial-gradient(ellipse at 50% 30%, #0c2350, #040914 75%); box-shadow: 0 50px 120px -40px #3fd0ff55, 0 0 0 1px #3fd0ff14 inset; }
.stage canvas { width: 100%; height: 100%; display: block; }
.stage__hud { position: absolute; top: 18px; left: 18px; padding: 14px 18px; font-family: var(--f-mono); font-size: 13px; color: var(--muted); display: grid; gap: 6px; }
.stage__hud span { display: inline-block; width: 64px; font-size: 10px; letter-spacing: .14em; color: var(--dim); }
.stage__hud b { color: var(--text); font-size: 17px; font-weight: 500; font-variant-numeric: tabular-nums; }
.legend { display: grid; grid-template-columns: repeat(3, auto); justify-content: space-between; margin-top: 6px; gap: 0 10px; font-size: 10px; }
.legend i { grid-column: 1 / -1; height: 5px; border-radius: 3px; margin-bottom: 4px; background: linear-gradient(90deg, #3f6dff, #3fd0ff 38%, #7cf7c4 55%, #ffe066 75%, #ff7a45); }
.legend span { width: auto !important; }
.stage__ctrl { position: absolute; left: 50%; bottom: 18px; translate: -50% 0; width: min(520px, calc(100% - 36px)); display: flex; align-items: center; gap: 16px; padding: 12px 18px; border-radius: 999px; }
.play { width: 0; height: 0; border-left: 12px solid var(--text); border-top: 8px solid transparent; border-bottom: 8px solid transparent; }
.scrub { flex: 1; height: 4px; border-radius: 4px; background: #ffffff1c; overflow: hidden; }
.scrub i { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--cyan), var(--mint)); box-shadow: 0 0 10px var(--cyan); }
.speed { font: 500 13px/1 var(--f-mono); color: var(--sky); }
.pills { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; list-style: none; padding: 0; margin: 34px 0 0; }
.pills li { font-size: 14px; padding: 9px 16px; border-radius: 999px; border: 1px solid var(--line-2); color: #c4d4ee; background: rgba(10, 26, 56, .5); }

/* ---------- flight analysis: 3D | 2D switch on the stage, note, mode cards ---------- */
.stage__mode { position: absolute; top: 18px; right: 18px; display: flex; gap: 4px; padding: 5px; border-radius: 999px; }
.stage__mode button { width: 54px; height: 38px; border: 0; border-radius: 999px; background: transparent; color: var(--muted); font: 700 15px/1 var(--f-body); cursor: pointer; transition: background .3s var(--ease), color .3s, box-shadow .3s; }
.stage__mode button:hover { color: var(--text); }
.stage__mode button.on { color: #031027; background: var(--grad); box-shadow: 0 0 22px -4px #3fd0ffaa; }
.stage__mode button:focus-visible { outline: 2px solid var(--sky); outline-offset: 2px; }
.stage__hint { position: absolute; top: 72px; right: 20px; margin: 0; display: flex; align-items: center; gap: 6px; font: 500 11px/1 var(--f-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--sky); opacity: .8; pointer-events: none; }
.stage__hint svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.switchnote { display: flex; align-items: center; gap: 24px; margin-top: 28px; padding: 24px 30px; border-color: #3fd0ff66; box-shadow: 0 0 0 1px #3fd0ff22 inset, 0 30px 80px -40px #3fd0ffaa; }
.switchnote__icon { flex: none; width: 66px; height: 66px; border-radius: 18px; display: grid; place-items: center; background: linear-gradient(145deg, #3fd0ff33, #3f7dff22); border: 1px solid #3fd0ff66; box-shadow: 0 0 30px -8px #3fd0ff88 inset, 0 0 34px -10px #3fd0ff; }
.switchnote__icon svg { width: 34px; height: 34px; fill: none; stroke: var(--sky); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.switchnote h3 { font-size: clamp(18px, 2vw, 24px); margin-bottom: 8px; }
.switchnote p { color: var(--muted); font-size: 16px; max-width: 760px; }
.modes { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 24px; }
.mode { display: flex; align-items: center; gap: 30px; padding: 30px; }
.mode .phone { width: 190px; flex: none; }
.mode__tag { display: inline-block; margin: 0 0 14px; padding: 6px 11px; border-radius: 8px; font: 700 13px/1 var(--f-mono); letter-spacing: .14em; color: #031027; background: var(--grad); }
.mode h3 { font-size: 22px; margin-bottom: 14px; }
.mode ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; color: var(--muted); font-size: 15px; }
.mode li { position: relative; padding-left: 20px; }
.mode li::before { content: ""; position: absolute; left: 0; top: .55em; width: 8px; height: 8px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 10px var(--cyan); }

/* ---------- stats ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.split h2 { font-size: clamp(30px, 3.4vw, 46px); }
.counters { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.counters div { padding: 20px; border-radius: 18px; border: 1px solid var(--line); background: var(--panel); }
.counters b { display: block; font: 600 clamp(28px, 3vw, 40px)/1 var(--f-head); background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; font-variant-numeric: tabular-nums; }
.counters span { font: 500 12px/1 var(--f-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--dim); display: block; margin-top: 10px; }
.bars { display: flex; align-items: flex-end; gap: 8px; height: 140px; margin-top: 30px; padding: 16px; border-radius: 18px; border: 1px solid var(--line); background: var(--panel); }
.bars i { flex: 1; height: calc(var(--h) * 100%); border-radius: 6px 6px 2px 2px; background: linear-gradient(0deg, #3f7dff55, var(--cyan)); box-shadow: 0 0 16px -4px #3fd0ff; transform: scaleY(0); transform-origin: bottom; transition: transform 1s var(--ease); }
.bars.in i { transform: scaleY(1); }
.bars i:nth-child(6) { background: linear-gradient(0deg, #7cf7c455, var(--mint)); box-shadow: 0 0 20px -2px var(--mint); }
.bars__cap { margin-top: 12px; font: 500 12px/1 var(--f-mono); letter-spacing: .08em; color: var(--dim); }
.split__media { position: relative; height: 620px; }
.split__media .phone { position: absolute; width: 270px; }
.phone--front { right: 8%; top: 40px; z-index: 2; }
.phone--back { left: 6%; top: 0; transform: rotate(-6deg); opacity: .8; filter: saturate(.9); }

/* ---------- wind / weather ---------- */
.section--wind { overflow: hidden; min-height: 640px; display: flex; align-items: center; background: linear-gradient(180deg, transparent, #061430 30%, #061430 70%, transparent); }
#wind { position: absolute; inset: 0; width: 100%; height: 100%; opacity: .9; }
.wind__in { position: relative; text-align: center; }
.models { display: inline-flex; gap: 6px; padding: 6px; border-radius: 999px; border: 1px solid var(--line-2); background: rgba(6, 16, 36, .7); backdrop-filter: blur(10px); }
.models button { font: 500 14px/1 var(--f-mono); color: var(--muted); background: none; border: 0; padding: 11px 18px; border-radius: 999px; cursor: pointer; transition: all .25s; }
.models button.on, .models button:hover { color: #031027; background: linear-gradient(110deg, #c9f3ff, #3fd0ff); box-shadow: 0 0 20px -4px var(--cyan); }
.spots { display: flex; justify-content: center; gap: 16px; margin-top: 40px; flex-wrap: wrap; }
.spotcard { padding: 16px 22px; text-align: left; min-width: 200px; }
.spotcard b { display: block; font: 600 17px/1.2 var(--f-head); }
.spotcard span { font: 400 13px/1.8 var(--f-mono); color: var(--sky); }

/* ---------- sync ---------- */
.sync { display: flex; align-items: center; justify-content: center; gap: 0; max-width: 860px; margin: 0 auto; }
.dev { padding: 22px 26px; min-width: 190px; text-align: center; }
.dev span { display: block; font: 500 11px/1 var(--f-mono); letter-spacing: .16em; text-transform: uppercase; color: var(--dim); margin-bottom: 8px; }
.dev b { font: 600 18px/1.2 var(--f-head); }
.dev--phone { box-shadow: 0 0 60px -20px #3fd0ff; }
.dev--pc { box-shadow: 0 0 60px -20px #7cf7c4; }
.sync__line { flex: 1; height: 60px; min-width: 80px; }
.sync__line path { fill: none; stroke-width: 2; }
.sync__line .base { stroke: var(--line-2); stroke-dasharray: 4 6; }
.sync__line .pulse { stroke: var(--cyan); stroke-dasharray: 40 400; animation: dash 2.2s linear infinite; filter: drop-shadow(0 0 6px var(--cyan)); }
.sync__line .pulse--back { stroke: var(--mint); animation-direction: reverse; animation-delay: -1.1s; filter: drop-shadow(0 0 6px var(--mint)); }
@keyframes dash { from { stroke-dashoffset: 440; } to { stroke-dashoffset: 0; } }
.sync__code { display: flex; justify-content: center; gap: 10px; margin-top: 40px; }
.sync__code span { width: 48px; height: 60px; display: grid; place-items: center; font: 500 26px/1 var(--f-mono); border-radius: 12px; border: 1px solid var(--line-2); background: var(--panel); color: var(--sky); text-shadow: 0 0 12px #3fd0ff88; }

/* ---------- facts ---------- */
.facts { border-block: 1px solid var(--line); background: linear-gradient(90deg, #06112a, #0a1d44, #06112a); }
.facts__in { display: grid; grid-template-columns: repeat(3, 1fr); }
.facts__in div { padding: 40px 20px; text-align: center; border-right: 1px solid var(--line); }
.facts__in div:last-child { border: 0; }
.facts b { display: block; font: 700 clamp(32px, 4vw, 52px)/1 var(--f-head); background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.facts span { display: block; margin-top: 10px; font: 500 13px/1 var(--f-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }

/* ---------- roadmap ---------- */
.road { list-style: none; padding: 0; margin: 0 auto; max-width: 760px; position: relative; }
.road::before { content: ""; position: absolute; left: 11px; top: 8px; bottom: 8px; width: 2px; background: linear-gradient(180deg, var(--cyan), transparent); }
.road li { position: relative; padding: 0 0 34px 48px; }
.road li::before { content: ""; position: absolute; left: 3px; top: 6px; width: 18px; height: 18px; border-radius: 50%; border: 2px solid var(--cyan); background: var(--bg); box-shadow: 0 0 16px var(--cyan); }
.road b { display: block; font: 600 20px/1.3 var(--f-head); }
.road span { color: var(--muted); }

/* ---------- download ---------- */
.dl { display: grid; grid-template-columns: repeat(3, minmax(0, 380px)); justify-content: center; gap: 22px; }
.howto { max-width: 860px; margin: 34px auto 0; padding: 32px 36px; border-radius: var(--r-lg, 24px); scroll-margin-top: 90px; }
.howto h3 { font-size: 22px; margin-bottom: 16px; }
.howto ol { margin: 0 0 18px; padding-left: 22px; color: var(--muted); }
.howto li { padding: 5px 0; line-height: 1.55; }
.howto li b, .howto p b { color: var(--text); font-weight: 600; }
.howto p { color: var(--muted); line-height: 1.6; }
.howto__note { margin-top: 14px; font-size: 13px; color: var(--dim) !important; }
.howto code { font: 500 12px/1.4 var(--f-mono); color: var(--sky); background: #3fd0ff14; padding: 2px 6px; border-radius: 6px; word-break: break-all; }
.dl__card { padding: 36px; display: flex; flex-direction: column; align-items: flex-start; }
.dl__os { width: 64px; height: 64px; border-radius: 18px; display: grid; place-items: center; margin-bottom: 22px; background: linear-gradient(145deg, #3fd0ff33, #3f7dff22); border: 1px solid #3fd0ff55; }
.dl__os svg { width: 32px; height: 32px; fill: none; stroke: var(--sky); stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.dl__card h3 { font-size: 28px; }
.dl__meta { font: 500 13px/1 var(--f-mono); color: var(--dim); margin: 12px 0 18px; }
.dl__card ul { list-style: none; padding: 0; margin: 0 0 28px; color: var(--muted); }
.dl__card li { padding: 4px 0 4px 22px; position: relative; }
.dl__card li::before { content: ""; position: absolute; left: 0; top: 13px; width: 10px; height: 2px; background: var(--cyan); }
.dl__alt { margin-top: 16px; font-size: 14px; color: var(--muted); text-decoration: underline; text-underline-offset: 4px; text-decoration-color: var(--line-2); }
.dl__alt.is-soon { opacity: .5; pointer-events: none; }

/* ---------- donate ---------- */
.donate { overflow: hidden; isolation: isolate; }
.donate__bg { position: absolute; inset: 0; z-index: -1; }
.donate__bg img { width: 100%; height: 100%; object-fit: cover; object-position: 60% 25%; }
.donate__bg::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, #040914 20%, rgba(4, 9, 20, .75) 55%, rgba(4, 9, 20, .35)), linear-gradient(0deg, #040914, transparent 25%, transparent 75%, #040914); }
.donate__in { display: grid; grid-template-columns: 1.2fr .8fr; gap: 50px; align-items: center; }
.donate__text .btn { margin-top: 34px; }
.qr { justify-self: center; padding: 22px; text-align: center; position: relative; isolation: isolate; background: none; border-color: transparent; }
.qr::before { content: ""; position: absolute; inset: -2px; border-radius: inherit; z-index: -2; background: conic-gradient(from var(--a, 0deg), var(--cyan), transparent 30%, var(--mint) 50%, transparent 80%, var(--cyan)); animation: spin 5s linear infinite; filter: drop-shadow(0 0 12px #3fd0ff88); }
.qr::after { content: ""; position: absolute; inset: 0; border-radius: inherit; z-index: -1; background: linear-gradient(160deg, #0d2146, #060f24); }
@property --a { syntax: "<angle>"; inherits: false; initial-value: 0deg; }
@keyframes spin { to { --a: 360deg; } }
.qr img { width: 220px; height: 220px; border-radius: 14px; background: #fff; }
.qr p { margin-top: 14px; font: 500 13px/1 var(--f-mono); color: var(--sky); letter-spacing: .06em; }

/* ---------- author ---------- */
.author { display: flex; gap: 30px; align-items: flex-start; max-width: 860px; padding: 36px; border-radius: var(--radius); border: 1px solid var(--line); background: var(--panel); }
.author img { border-radius: 24px; flex: none; box-shadow: 0 0 40px -10px #3fd0ff; }
.author .kicker { margin-bottom: 12px; }
.author__text { font-size: 18px; color: #c4d4ee; }
.author__text + .author__text { margin-top: 14px; }
.author__text:last-child { color: var(--sky); font-weight: 600; }
.donate__text .sub + .sub { margin-top: 14px; }

/* ---------- faq ---------- */
.faq { max-width: 820px; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { list-style: none; cursor: pointer; padding: 24px 40px 24px 0; font: 600 18px/1.4 var(--f-head); position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 4px; top: 50%; translate: 0 -50%; font: 300 28px/1 var(--f-body); color: var(--cyan); transition: transform .3s var(--ease); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding: 0 0 24px; color: var(--muted); animation: fade .4s var(--ease); }
@keyframes fade { from { opacity: 0; transform: translateY(-6px); } }

/* ---------- footer ---------- */
.foot { border-top: 1px solid var(--line); padding: 40px 0 calc(40px + env(safe-area-inset-bottom, 0px)); }
.foot__in { display: flex; flex-wrap: wrap; align-items: center; gap: 20px 40px; justify-content: space-between; }
.foot nav { display: flex; flex-wrap: wrap; gap: 12px 28px; font-size: 15px; color: var(--muted); }
.foot nav a:hover { color: var(--cyan); }
.foot p { font-size: 14px; color: var(--dim); }

/* ---------- reveal ---------- */
.reveal { opacity: 0; transform: translateY(28px); filter: blur(6px); transition: opacity .9s var(--ease), transform .9s var(--ease), filter .9s var(--ease); }
.reveal.in { opacity: 1; transform: none; filter: none; }
.d1 { transition-delay: .1s; } .d2 { transition-delay: .2s; } .d3 { transition-delay: .3s; } .d4 { transition-delay: .4s; } .d5 { transition-delay: .5s; }

/* ---------- responsive ---------- */
@media (max-width: 1020px) {
  .hero__in, .split, .donate__in { grid-template-columns: 1fr; }
  .dl { grid-template-columns: minmax(0, 520px); }
  .hero__media img { --ox: 72%; }
  .bento { grid-template-columns: repeat(2, 1fr); }
  .aud { grid-template-columns: 1fr; }
  .aud__card { min-height: 380px; }
  .split__media { height: 560px; max-width: 520px; margin: 0 auto; width: 100%; }
  .modes { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  body { font-size: 16px; }
  .nav__links { position: fixed; inset: 72px 0 auto; flex-direction: column; gap: 0; padding: 10px 20px 24px; background: rgba(4, 9, 20, .96); backdrop-filter: blur(16px); border-bottom: 1px solid var(--line); transform: translateY(-120%); transition: transform .4s var(--ease); margin: 0; }
  .nav__links a { padding: 14px 0; font-size: 18px; color: var(--text); border-bottom: 1px solid var(--line); }
  .nav.is-open .nav__links { transform: none; }
  .nav.is-open .nav__burger span:first-child { transform: translateY(3.5px) rotate(45deg); }
  .nav.is-open .nav__burger span:last-child { transform: translateY(-3.5px) rotate(-45deg); }
  .nav__burger { display: block; margin-left: auto; }
  .nav__in > .btn { display: none; }
  .hero { padding-top: 58vh; padding-top: 58svh; align-items: flex-end; }
  .hero__bg { inset: 0 0 38% 0; }
  .hero__media img { --ox: 96%; }
  .hero::after { background: linear-gradient(180deg, rgba(4, 9, 20, .35) 0%, rgba(4, 9, 20, 0) 25%, rgba(4, 9, 20, .2) 42%, var(--bg) 62%); }
  .hero h1 { margin-top: 18px; font-size: clamp(26px, 7.8vw, 56px); }
  .hero__cta .btn { width: 100%; }
  .hud, .hud__link { display: none; }
  .hero__scroll { display: none; }
  .phone { width: 240px; }
  .bento { grid-template-columns: 1fr; }
  .tile--wide { grid-column: auto; }
  .flow { flex-wrap: wrap; gap: 8px; } .flow__line { min-width: 16px; }
  .stage { aspect-ratio: 4 / 5; }
  .gallery__nav { display: none; }
  .shot { width: 210px; }
  .stage__hud { top: 12px; left: 12px; padding: 10px 12px; }
  .stage__mode { top: 12px; right: 12px; }
  .stage__mode button { width: 46px; height: 34px; font-size: 14px; }
  .stage__hint { display: none; }
  .switchnote { flex-direction: column; align-items: flex-start; padding: 22px; gap: 16px; }
  .mode { flex-direction: column; align-items: flex-start; padding: 24px; gap: 22px; }
  .mode .phone { width: 200px; }
  .split__media { height: 480px; }
  .split__media .phone { width: 210px; }
  .counters { gap: 10px; } .counters div { padding: 14px; }
  .sync { flex-direction: column; } .sync__line { width: 60px; height: 90px; transform: rotate(90deg); flex: none; }
  .sync__code span { width: 40px; height: 52px; font-size: 22px; }
  .facts__in div { padding: 28px 8px; }
  .facts span { font-size: 11px; letter-spacing: .08em; }
  .dl { grid-template-columns: 1fr; }
  .author { flex-direction: column; text-align: center; padding: 28px 22px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; filter: none; }
}
.dl__note { margin-top: 14px; font-size: 13px; line-height: 1.5; color: var(--dim); }

/* ---------- document pages (privacy) ---------- */
.doc { max-width: 820px; padding-top: 130px; padding-bottom: 90px; }
.doc h1 { font-size: clamp(28px, 4.4vw, 46px); }
.doc__date { margin-top: 14px; font: 500 13px/1 var(--f-mono); letter-spacing: .08em; color: var(--dim); }
.doc__short { margin: 34px 0 10px; padding: 20px 24px; font-size: 18px; color: var(--text); }
.doc h2 { font-size: clamp(19px, 2.2vw, 24px); margin: 44px 0 14px; }
.doc p, .doc li { color: #b9c8e2; }
.doc p + p { margin-top: 12px; }
.doc ul { margin: 12px 0; padding-left: 22px; }
.doc li { margin: 8px 0; }
.doc li b { color: var(--text); font-weight: 600; }

/* ---------- changelog page ---------- */
.doc--wide { max-width: 900px; }
.doc .vers { display: flex; flex-wrap: wrap; gap: 8px; margin: 26px 0 0; padding: 0; list-style: none; }
.doc .vers li { margin: 0; }
.doc .vers a { display: inline-block; text-decoration: none; padding: 8px 14px; border-radius: 999px; border: 1px solid var(--line-2); font: 500 13px/1 var(--f-mono); letter-spacing: .04em; color: #c4d4ee; background: rgba(10, 26, 56, .5); transition: border-color .25s, color .25s, box-shadow .25s; }
.doc .vers a:hover { border-color: var(--cyan); color: var(--text); box-shadow: 0 0 22px -8px #3fd0ffaa; }
.rel { margin-top: 56px; padding-top: 38px; border-top: 1px solid var(--line); scroll-margin-top: 90px; }
.rel__head { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 16px; }
.doc .rel__ver { margin: 0; font-size: clamp(30px, 4.6vw, 44px); line-height: 1; }
.rel__tag { padding: 5px 9px; border-radius: 7px; font: 700 11px/1 var(--f-mono); letter-spacing: .12em; text-transform: uppercase; color: #031027; background: var(--grad); }
.rel__date { font: 500 13px/1.3 var(--f-mono); letter-spacing: .06em; color: var(--dim); }
.doc .rel__lead { margin-top: 16px; font-size: 18px; color: var(--text); }
.doc .rel h3 { --c: var(--cyan); display: flex; align-items: center; gap: 10px; margin: 28px 0 6px; font: 700 12px/1 var(--f-mono); letter-spacing: .16em; text-transform: uppercase; color: var(--c); }
.doc .rel h3::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--c); box-shadow: 0 0 10px var(--c); }
.doc .rel .k-chg { --c: var(--sky); }
.doc .rel .k-fix { --c: var(--mint); }
.doc .rel .k-del { --c: var(--warm); }
.doc .rel ul ul { margin: 8px 0 4px; }
.dl__more { margin: 34px auto 0; max-width: 720px; text-align: center; color: var(--muted); font-size: 16px; }
.dl__more a { white-space: nowrap; color: var(--sky); border-bottom: 1px solid #9be6ff55; transition: color .25s, border-color .25s; }
.dl__more a:hover { color: var(--text); border-bottom-color: var(--cyan); }
.doc a { color: var(--cyan); text-decoration: underline; text-underline-offset: 4px; text-decoration-color: #3fd0ff66; }
.doc__back { margin-left: auto; font-size: 15px; color: var(--muted); transition: color .2s; }
.doc__back:hover { color: var(--cyan); }
.lost { min-height: 100vh; min-height: 100svh; display: flex; flex-direction: column; align-items: flex-start; justify-content: center; gap: 4px; }
.lost h1 { font-size: clamp(34px, 6vw, 72px); font-weight: 700; }
.lost .btn { margin-top: 36px; }

/* ---------- social links ---------- */
.social { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; max-width: 1060px; margin: 0 auto; }
.soc { display: flex; flex-direction: column; align-items: flex-start; gap: 10px; padding: 26px 24px 24px; transition: transform .3s var(--ease), border-color .3s, box-shadow .3s; }
.soc:hover { transform: translateY(-4px); border-color: var(--cyan); box-shadow: 0 0 40px -10px #3fd0ff88; }
.soc__icon { display: grid; place-items: center; width: 48px; height: 48px; margin-bottom: 6px; border-radius: 14px; color: var(--cyan); background: rgba(63, 208, 255, .1); border: 1px solid var(--line-2); font: 700 15px/1 var(--f-mono); letter-spacing: .02em; }
.soc__icon svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.soc__name { font: 600 19px/1.2 var(--f-head); }
.soc__what { font-size: 15px; line-height: 1.45; color: var(--muted); }
.soc__handle { margin-top: auto; padding-top: 6px; font: 500 13px/1.3 var(--f-mono); color: var(--sky); overflow-wrap: anywhere; }
.soc__note { font-size: 12.5px; line-height: 1.45; color: var(--dim); }

/* footer: second row with social links */
.foot__social { flex-basis: 100%; display: flex; flex-wrap: wrap; align-items: baseline; gap: 8px 26px; padding-top: 24px; border-top: 1px solid var(--line); font-size: 15px; color: var(--muted); }
.foot__social span { font: 500 12px/1 var(--f-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--dim); }
.foot__social a:hover { color: var(--cyan); }
.foot__social small { flex-basis: 100%; font-size: 12.5px; line-height: 1.5; color: var(--dim); }

@media (max-width: 1020px) { .social { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 560px) { .social { grid-template-columns: minmax(0, 1fr); } }

/* ---------- share: story cards (1.6.4) ---------- */
.newpill { display: inline-flex; align-items: center; gap: 10px; margin-bottom: 18px; padding: 6px 14px 6px 6px; border-radius: 999px; border: 1px solid #3fd0ff66; background: rgba(10, 30, 70, .55); backdrop-filter: blur(10px); color: var(--text); font-size: 14px; text-decoration: none; box-shadow: 0 0 30px -10px #3fd0ff; transition: border-color .3s, transform .3s var(--ease), box-shadow .3s; }
.newpill:hover { border-color: var(--cyan); transform: translateY(-2px); box-shadow: 0 0 40px -8px #3fd0ff; }
.newpill b { padding: 5px 10px; border-radius: 999px; background: var(--grad); color: #04101f; font: 600 11px/1 var(--f-mono); letter-spacing: .12em; text-transform: uppercase; }
.newpill i { font-style: normal; color: var(--cyan); }
.section--share { background: radial-gradient(60% 55% at 78% 50%, #0b2a5a66, transparent 70%); }
.section--share .btn { margin-top: 28px; }
.sharelist { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.sharelist li { padding: 16px 18px; border-radius: 16px; border: 1px solid var(--line); background: var(--panel); }
.sharelist b { display: block; font: 600 15px/1.25 var(--f-head); }
.sharelist span { display: block; margin-top: 6px; font-size: 14px; line-height: 1.4; color: var(--muted); }
.share__note { margin-top: 18px; font-size: 15px; color: var(--muted); }
.split__media.stories { height: auto; aspect-ratio: 1 / .92; max-width: 560px; width: 100%; margin-inline: auto; }
.story { position: absolute; margin: 0; width: 42%; aspect-ratio: 9 / 16; border-radius: 26px; overflow: hidden; background: #0b1428; box-shadow: 0 0 0 1px #9be6ff44, 0 40px 80px -20px #000c, 0 0 120px -30px #3fd0ff88; transition: transform .6s var(--ease), filter .6s; }
.story img { display: block; width: 100%; height: 100%; object-fit: cover; }
.story--c { left: 29%; top: 1%; z-index: 3; }
.story--l { left: 0; top: 11%; z-index: 1; transform: rotate(-7deg); filter: brightness(.82); }
.story--r { right: 0; top: 11%; z-index: 2; transform: rotate(7deg); filter: brightness(.82); }
.stories:hover .story--l { transform: rotate(-10deg) translateX(-4%); filter: none; }
.stories:hover .story--r { transform: rotate(10deg) translateX(4%); filter: none; }
.stories:hover .story--c { transform: translateY(-6px); }
@media (max-width: 760px) {
  .sharelist { grid-template-columns: 1fr; }
  .story { border-radius: 20px; }
}

/* ---------- track converter teaser (the tool itself is /convert/, styles of the orbit — convert.css) ---------- */
.section--cvt { background: radial-gradient(55% 60% at 75% 50%, #0b2a5a55, transparent 70%); }
.section--cvt .btn { margin-top: 28px; }
.cvt { display: grid; justify-items: center; gap: 26px; }
.cvt .cv-orbit { width: min(100%, 420px); }
.cvt__file { display: inline-flex; align-items: baseline; padding: 12px 20px; border-radius: 14px; border: 1px solid var(--line-2); background: rgba(8, 22, 52, .6); font: 600 20px/1 var(--f-mono); color: var(--muted); letter-spacing: .02em; box-shadow: 0 16px 40px -20px #3fd0ff88; }
.cvt__file b { display: inline-block; min-width: 3.2ch; color: var(--c, var(--cyan)); text-shadow: 0 0 14px var(--c, var(--cyan)); transition: opacity .25s, transform .25s var(--ease), color .25s; }
.cvt__file b.out { opacity: 0; transform: translateY(-10px); }
.nav__links a.nav__new::before { content: ""; position: absolute; right: -9px; top: -2px; width: 6px; height: 6px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 8px var(--mint); animation: cvBlink 2.4s ease-in-out infinite; }
.nav__links a.nav__dl { display: none; }
@media (max-width: 760px) {
  .nav__links a.nav__dl { display: block; }
  .nav__links a.nav__new::before { right: auto; left: 92px; top: 50%; margin-top: -3px; }
  .cvt .cv-orbit { width: min(86vw, 340px); }
}


/* ---------- language switch (RU | EN) ---------- */
.lang { display: inline-flex; align-items: center; gap: 7px; height: 36px; padding: 0 13px 0 11px; border: 1px solid var(--line); border-radius: 999px; font-size: 13px; font-weight: 700; letter-spacing: .08em; color: var(--muted); transition: color .2s, border-color .2s, background .2s; flex: none; }
.lang svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; }
.lang:hover { color: var(--text); border-color: var(--cyan); background: rgba(63, 208, 255, .08); }
@media (max-width: 760px) {
  .nav__in { gap: 12px; }
  .nav__in > .lang { margin-left: auto; }
  .nav__burger { margin-left: 0; }
  .doc__back + .lang { margin-left: 0; }
}

/* ---------- RuStore badge and banner ---------- */
/* Store badges row: RuStore now; App Store and Google Play badges go here at the same height. */
.stores { flex-basis: 100%; display: flex; flex-wrap: wrap; align-items: center; gap: 14px; margin-top: 6px; }
.store-btn { display: inline-block; line-height: 0; border-radius: 10px; transition: transform .25s var(--ease), filter .25s; }
.store-btn:hover { transform: translateY(-2px); filter: drop-shadow(0 8px 22px #0077ff88); }
.store-btn img { display: block; height: 63px; width: auto; }
.store__why { flex-basis: 100%; margin: 2px 0 0 4px; font-size: 14px; color: var(--muted); }
.store-banner { display: flex; align-items: center; gap: 28px; max-width: 1184px; margin: 0 auto 22px; padding: 28px 36px; border-radius: var(--r-lg, 24px); border: 1px solid #3fd0ff66; box-shadow: 0 0 60px -24px #3fd0ff; }
.store-banner__icon { flex: none; width: 64px; height: 64px; border-radius: 18px; box-shadow: 0 0 40px -8px #0077ff; }
.btn--rs { color: #fff; background: #0077ff; box-shadow: 0 0 0 1px #5aa8ff inset, 0 10px 40px -8px #0077ffaa; }
.btn--rs:hover { transform: translateY(-2px); background: #1a88ff; box-shadow: 0 0 0 1px #fff8 inset, 0 16px 50px -8px #0077ffcc; }
.store-banner__text { flex: 1; min-width: 0; }
.store-banner__text h3 { font-size: 26px; margin: 0 0 8px; }
.store-banner__text p { margin: 0; color: var(--muted); max-width: 640px; }
.dl__note a { color: var(--sky); border-bottom: 1px solid #9be6ff55; }
.dl__note a:hover { color: var(--text); border-color: var(--cyan); }
@media (max-width: 1020px) { .store-banner { max-width: 520px; } }
@media (max-width: 760px) {
  .store-banner { flex-direction: column; align-items: flex-start; gap: 18px; padding: 26px 24px; }
  .store-banner .btn { width: 100%; }
}