/* ═══════════════════════════════════════════════════
   FALCON — design system v2 (max pass)
   canvas: near-black steel · global blooms #183040/#284050
   accent: azure #35aaff · metal gradient headlines
   grain film · HUD target-lock cursor · ghost watermarks
   ═══════════════════════════════════════════════════ */

:root {
  --bg: #05080c;
  --bg-2: #0a1118;
  --steel-1: #183040;
  --steel-2: #284050;
  --card: #0c141c;
  --card-2: #101a24;
  --hairline: rgba(255, 255, 255, 0.08);
  --hairline-strong: rgba(255, 255, 255, 0.14);
  --accent: #35aaff;
  --accent-deep: #0a4a8f;
  --text: #eef3f7;
  --muted: #8fa1af;
  --metal: linear-gradient(100deg, #ffffff 0%, #cdd8e0 35%, #5c6b76 68%, #dfe8ee 100%);
  --font-display: 'Unbounded', sans-serif;
  --font-body: 'Manrope', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: initial; }
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }

body {
  background:
    radial-gradient(120% 90% at 50% 112%, #0e1d29 0%, #081019 40%, var(--bg) 80%) fixed,
    var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
@media (hover: hover) and (pointer: fine) { body, a, button { cursor: none; } }

::selection { background: var(--accent); color: #04121f; }

.container { width: min(1240px, 92vw); margin: 0 auto; }
.mono { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase; }

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: inherit; }

main { position: relative; z-index: 1; }

/* ══ GLOBAL BACKGROUND — the "lit from below" canvas ══ */
.bg { position: fixed; inset: -6% 0; z-index: 0; overflow: hidden; pointer-events: none; }
.bg::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(120% 90% at 50% 115%, #0e1d29 0%, #081019 38%, var(--bg) 78%);
}
.bg__bloom { position: absolute; border-radius: 50%; filter: blur(70px); mix-blend-mode: screen; will-change: transform; }
.bg__bloom--a {
  width: 62vw; height: 62vw; left: -14vw; top: 4vh;
  background: radial-gradient(circle, rgba(24, 48, 64, 0.85) 0%, rgba(24, 48, 64, 0) 65%);
}
.bg__bloom--b {
  width: 55vw; height: 55vw; right: -12vw; top: 38vh;
  background: radial-gradient(circle, rgba(40, 64, 80, 0.8) 0%, rgba(40, 64, 80, 0) 65%);
}
.bg__bloom--c {
  width: 44vw; height: 44vw; left: 30vw; bottom: -18vh;
  background: radial-gradient(circle, rgba(21, 90, 150, 0.4) 0%, rgba(21, 90, 150, 0) 65%);
}

/* film grain above everything */
.grain {
  position: fixed; inset: -100px; z-index: 60; pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.55'/%3E%3C/svg%3E");
  background-size: 256px 256px;
  opacity: 0.055;
  animation: grainShift 0.9s steps(4) infinite;
}
@keyframes grainShift {
  0% { transform: translate(0, 0); }
  25% { transform: translate(-38px, 22px); }
  50% { transform: translate(24px, -30px); }
  75% { transform: translate(-16px, -42px); }
  100% { transform: translate(30px, 34px); }
}

/* ── metal headline ───────────────────────────── */
.metal {
  background: var(--metal);
  background-size: 220% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  background-position: 100% 0;
}

/* ── buttons ──────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 0.6em;
  padding: 0.95em 2em;
  font-family: var(--font-mono); font-size: 0.78rem; font-weight: 500;
  letter-spacing: 0.12em; text-transform: uppercase;
  border-radius: 2px;
  position: relative; overflow: hidden;
  transition: color 0.35s, border-color 0.35s, background 0.35s;
  white-space: nowrap;
}
.btn--solid { background: var(--text); color: #04121f; z-index: 1; }
.btn--solid::after {
  content: ''; position: absolute; inset: 0;
  background: var(--accent);
  transform: translateX(-101%);
  transition: transform 0.4s cubic-bezier(0.6, 0, 0.2, 1);
  z-index: -1;
}
.btn--solid:hover::after { transform: translateX(0); }
.btn--ghost { border: 1px solid var(--hairline-strong); color: var(--text); }
.btn--ghost:hover { border-color: var(--accent); color: var(--accent); }

/* ── preloader (boot sequence) ────────────────── */
.preloader {
  position: fixed; inset: 0; z-index: 1000;
  background: var(--bg);
  display: flex; align-items: center; justify-content: center;
  transition: opacity 0.5s ease, clip-path 0.7s cubic-bezier(0.7, 0, 0.2, 1);
  clip-path: inset(0 0 0 0);
}
.preloader.is-done { clip-path: inset(0 0 100% 0); pointer-events: none; }
.preloader__inner { display: flex; flex-direction: column; align-items: center; gap: 22px; width: min(400px, 80vw); }
.boot {
  align-self: flex-start;
  color: var(--muted);
  min-height: 96px; width: 100%;
  font-size: 0.68rem; line-height: 1.8;
  text-transform: none; letter-spacing: 0.08em;
}
.boot .ok { color: var(--accent); }
.preloader__logo { width: 168px; opacity: 0; }
.preloader__bar { width: 100%; height: 1px; background: var(--hairline); overflow: hidden; }
.preloader__fill { display: block; height: 100%; width: 0%; background: var(--accent); }
.preloader__pct { color: var(--muted); align-self: flex-end; }

/* ── target-lock cursor ───────────────────────── */
.cursor-x, .lockbox { position: fixed; top: 0; left: 0; pointer-events: none; z-index: 999; }
.cursor-x { width: 18px; height: 18px; transform: translate(-50%, -50%); }
.cursor-x span { position: absolute; background: rgba(238, 243, 247, 0.9); }
.cursor-x span:nth-child(1) { left: 50%; top: 0; width: 1px; height: 100%; transform: translateX(-0.5px); }
.cursor-x span:nth-child(2) { top: 50%; left: 0; height: 1px; width: 100%; transform: translateY(-0.5px); }
.cursor-x b { position: absolute; left: 50%; top: 50%; width: 3px; height: 3px; background: var(--accent); transform: translate(-50%, -50%); border-radius: 50%; }
.lockbox { width: 42px; height: 42px; }
.lockbox i {
  position: absolute; width: 9px; height: 9px;
  border: 1px solid rgba(143, 161, 175, 0.85);
  transition: border-color 0.25s;
}
.lockbox i:nth-child(1) { top: 0; left: 0; border-right: 0; border-bottom: 0; }
.lockbox i:nth-child(2) { top: 0; right: 0; border-left: 0; border-bottom: 0; }
.lockbox i:nth-child(3) { bottom: 0; left: 0; border-right: 0; border-top: 0; }
.lockbox i:nth-child(4) { bottom: 0; right: 0; border-left: 0; border-top: 0; }
.lockbox.is-locked i { border-color: var(--accent); }
@media (hover: none), (max-width: 900px) { .cursor-x, .lockbox { display: none; } }

/* ── nav ──────────────────────────────────────── */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 22px min(4vw, 48px);
  transition: background 0.4s, border-color 0.4s, padding 0.4s;
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled {
  background: rgba(5, 8, 12, 0.72);
  backdrop-filter: blur(14px);
  border-bottom-color: var(--hairline);
  padding-top: 12px; padding-bottom: 12px;
}
.nav__logo { display: flex; align-items: center; gap: 16px; }
.nav__logo img {
  height: 106px; margin: -26px -26px;
  transition: height 0.4s, transform 0.4s;
}
.nav__logo:hover img { transform: scale(1.07); }
.nav__logo span {
  font-family: var(--font-display); font-weight: 600; font-size: 1.3rem; letter-spacing: 0.2em;
  background: linear-gradient(100deg, #ffffff 10%, #bcd6ea 45%, #57a8e8 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.nav.is-scrolled .nav__logo img { height: 80px; }
.nav__links { display: flex; gap: 42px; }
.nav__links a {
  font-family: var(--font-mono); font-size: 0.84rem; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--muted); transition: color 0.3s; position: relative;
}
.nav__links a::after {
  content: ''; position: absolute; left: 0; bottom: -6px; height: 1px; width: 0;
  background: var(--accent); transition: width 0.3s;
}
.nav__links a:hover, .nav__links a.is-active { color: var(--text); }
.nav__links a:hover::after, .nav__links a.is-active::after { width: 100%; }
.nav__right { display: flex; align-items: center; gap: 26px; }
.nav__cta { padding: 0.85em 1.7em; font-size: 0.82rem; }
.lang { display: flex; align-items: center; gap: 7px; font-family: var(--font-mono); font-size: 0.88rem; }
.lang__btn { color: var(--muted); letter-spacing: 0.08em; transition: color 0.3s; padding: 4px; }
.lang__btn.is-active { color: var(--accent); }
.lang__sep { color: var(--hairline-strong); }
.nav__burger { display: none; flex-direction: column; gap: 6px; width: 30px; }
.nav__burger span { height: 1.5px; background: var(--text); transition: transform 0.3s, opacity 0.3s; }

.mmenu {
  position: fixed; inset: 0; z-index: 90; background: rgba(5, 8, 12, 0.96);
  backdrop-filter: blur(20px);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8vh;
  opacity: 0; pointer-events: none; transition: opacity 0.4s;
}
.mmenu.is-open { opacity: 1; pointer-events: auto; }
.mmenu a { font-family: var(--font-display); font-size: clamp(1.4rem, 5vw, 2rem); font-weight: 500; }

/* ── hero ─────────────────────────────────────── */
.hero {
  position: relative; min-height: 100svh;
  display: flex; align-items: center;
  overflow: hidden;
}
.hero__media { position: absolute; inset: 0; z-index: 0; }
.hero__video {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0; transition: opacity 1.4s ease;
  transform: scale(1.06);
}
.hero__video.is-on { opacity: 1; }
.hero__shade {
  position: absolute; inset: 0;
  background:
    linear-gradient(90deg, rgba(5, 8, 12, 0.94) 0%, rgba(5, 8, 12, 0.6) 45%, rgba(5, 8, 12, 0.38) 100%),
    linear-gradient(0deg, var(--bg) 2%, transparent 32%),
    linear-gradient(180deg, rgba(5, 8, 12, 0.65) 0%, transparent 26%);
}
.hero__bloom {
  position: absolute; inset: 0;
  background:
    radial-gradient(58% 72% at 70% 62%, rgba(40, 64, 80, 0.75) 0%, transparent 70%),
    radial-gradient(44% 56% at 16% 28%, rgba(24, 48, 64, 0.7) 0%, transparent 72%),
    radial-gradient(70% 44% at 50% 108%, rgba(23, 96, 160, 0.35) 0%, transparent 75%);
  mix-blend-mode: screen;
}
.hero__grid {
  position: absolute; inset: 0; opacity: 0.55;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(70% 70% at 50% 50%, #000 30%, transparent 100%);
  -webkit-mask-image: radial-gradient(70% 70% at 50% 50%, #000 30%, transparent 100%);
}

/* HUD frame corners */
.hero__frame { position: absolute; inset: 86px min(4vw, 48px) 26px; pointer-events: none; z-index: 2; }
.fr { position: absolute; width: 22px; height: 22px; border: 1px solid rgba(255, 255, 255, 0.28); }
.fr--tl { top: 0; left: 0; border-right: 0; border-bottom: 0; }
.fr--tr { top: 0; right: 0; border-left: 0; border-bottom: 0; }
.fr--bl { bottom: 0; left: 0; border-right: 0; border-top: 0; }
.fr--br { bottom: 0; right: 0; border-left: 0; border-top: 0; }

.telemetry {
  position: absolute; top: 120px; right: min(4vw, 48px); z-index: 2;
  display: flex; flex-direction: column; gap: 7px;
  color: var(--muted); text-align: right;
}
.telemetry__row { display: flex; gap: 14px; justify-content: flex-end; align-items: baseline; }
.telemetry__row span { opacity: 0.55; font-size: 0.62rem; }
.telemetry__row b { font-weight: 500; color: var(--text); font-variant-numeric: tabular-nums; min-width: 86px; }
.telemetry .t-accent { color: var(--accent); }
@media (max-width: 900px) { .telemetry, .hero__frame { display: none; } }

.hero__content { position: relative; z-index: 3; padding-top: 10vh; }
.hero__tag { color: var(--accent); margin-bottom: 26px; display: inline-block; }
.hero__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.9rem, 4.6vw, 4.1rem);
  line-height: 1.12;
  max-width: 17ch;
  background: var(--metal);
  background-size: 220% 100%;
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
  background-position: 100% 0;
}
.hero__title .w { display: inline-block; overflow: hidden; vertical-align: bottom; padding-bottom: 0.08em; margin-bottom: -0.08em; }
.hero__title .c { display: inline-block; transform: translateY(115%) rotate(6deg); will-change: transform; }
.hero__sub { max-width: 52ch; color: var(--muted); margin-top: 28px; font-size: 1.02rem; }
.hero__actions { display: flex; gap: 18px; margin-top: 44px; flex-wrap: wrap; }
.hero__scroll {
  position: absolute; bottom: 34px; left: min(4vw, 48px); z-index: 3;
  color: var(--muted);
  display: flex; align-items: center; gap: 12px;
}
.hero__scroll::after {
  content: ''; width: 1px; height: 44px; background: linear-gradient(var(--accent), transparent);
  animation: scrollPulse 2s infinite;
}
@keyframes scrollPulse { 0%, 100% { opacity: 0.3; } 50% { opacity: 1; } }
.hero__meta {
  position: absolute; bottom: 34px; right: min(4vw, 48px); z-index: 3;
  display: flex; gap: 26px; color: var(--muted);
}

/* HUD callout */
.hud { display: flex; align-items: center; position: absolute; z-index: 3; }
.hero__hud { right: 11vw; top: 33vh; }
.hud__dot {
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 5px rgba(53, 170, 255, 0.18);
  animation: hudPulse 2.2s infinite;
}
@keyframes hudPulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(53, 170, 255, 0.16); }
  50% { box-shadow: 0 0 0 9px rgba(53, 170, 255, 0.05); }
}
.hud__line { width: 70px; height: 1px; background: repeating-linear-gradient(90deg, var(--accent) 0 5px, transparent 5px 10px); opacity: 0.7; }
.hud__box {
  border: 1px dashed rgba(255, 255, 255, 0.4);
  padding: 10px 18px;
  color: var(--text);
  background: rgba(5, 8, 12, 0.35);
  backdrop-filter: blur(4px);
  min-width: 150px;
}
@media (max-width: 1100px) { .hero__hud { display: none; } }

/* ── marquee ──────────────────────────────────── */
.marquee {
  border-top: 1px solid var(--hairline); border-bottom: 1px solid var(--hairline);
  overflow: hidden; padding: 16px 0;
  background: rgba(10, 17, 24, 0.5);
  backdrop-filter: blur(4px);
  display: flex; flex-direction: column; gap: 10px;
}
.marquee__track { display: flex; gap: 48px; width: max-content; align-items: center; }
.marquee__track span {
  font-family: var(--font-display); font-weight: 300;
  font-size: 0.95rem; letter-spacing: 0.28em; color: var(--muted);
  white-space: nowrap;
}
.marquee__track i { color: var(--accent); font-style: normal; font-size: 0.6rem; }
.marquee__track--ghost span {
  color: transparent;
  -webkit-text-stroke: 1px rgba(143, 161, 175, 0.35);
  font-size: 0.8rem;
}
.marquee__track--ghost i { color: rgba(53, 170, 255, 0.4); }

/* ── stats ────────────────────────────────────── */
.stats {
  display: grid; grid-template-columns: repeat(4, 1fr);
  padding-top: 90px; padding-bottom: 30px;
  gap: 30px;
  position: relative; z-index: 1;
}
.stats__item { border-left: 1px solid var(--hairline); padding-left: 26px; }
.stats__num {
  font-family: var(--font-display); font-weight: 500;
  font-size: clamp(2rem, 3.6vw, 3.2rem);
  color: var(--text); line-height: 1;
}
.od__col { display: inline-block; overflow: hidden; height: 1em; vertical-align: top; }
.od__strip { display: block; will-change: transform; }
.od__strip b { display: block; height: 1em; line-height: 1; font-weight: 500; }
.stats__unit { font-size: 0.45em; color: var(--accent); font-weight: 400; }
.stats__label { color: var(--muted); font-size: 0.85rem; margin-top: 12px; max-width: 20ch; }
@media (max-width: 900px) { .stats { grid-template-columns: repeat(2, 1fr); } }

/* ── sections ─────────────────────────────────── */
.section { padding: 120px 0; position: relative; overflow: hidden; }
.section__head { margin-bottom: 64px; }
.section__label { color: var(--accent); display: block; margin-bottom: 20px; }
.section__title {
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(1.7rem, 3.4vw, 3rem);
  line-height: 1.15;
  max-width: 22ch;
}
.section__sub { color: var(--muted); max-width: 58ch; margin-top: 22px; }

/* ghost watermarks */
.ghost { position: absolute; pointer-events: none; z-index: 0; }
.ghost--text {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(8rem, 22vw, 22rem);
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.05);
  top: 2%; left: -2%;
  white-space: nowrap;
}
.ghost--drone {
  width: min(58vw, 780px); opacity: 0.05;
  right: -12%; top: 6%;
  transform: rotate(8deg);
}

/* ── about ────────────────────────────────────── */
.about__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; position: relative; z-index: 1; }
.card {
  background: rgba(12, 20, 28, 0.72);
  border: 1px solid var(--hairline);
  padding: 40px 34px;
  position: relative;
  transition: border-color 0.35s, background 0.35s, transform 0.35s;
  overflow: hidden;
  backdrop-filter: blur(6px);
}
.card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(53, 170, 255, 0.6), transparent);
  transform: translateX(-100%);
  transition: transform 0.7s cubic-bezier(0.6, 0, 0.2, 1);
}
.card:hover { border-color: var(--hairline-strong); background: rgba(16, 26, 36, 0.85); transform: translateY(-4px); }
.card:hover::before { transform: translateX(100%); }
.card__num { position: absolute; top: 22px; right: 24px; color: rgba(143, 161, 175, 0.5); }
.card__icon { font-size: 1.6rem; color: var(--accent); margin-bottom: 26px; }
.card h3 { font-family: var(--font-display); font-size: 1.02rem; font-weight: 500; line-height: 1.35; margin-bottom: 14px; }
.card p { color: var(--muted); font-size: 0.92rem; }

.about__mission {
  display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 60px;
  margin-top: 90px; align-items: center;
  position: relative; z-index: 1;
}
.about__photo { border: 1px solid var(--hairline); overflow: hidden; }
.about__photo img { transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1); }
.about__photo:hover img { transform: scale(1.04); }
.about__quote-label { color: var(--accent); display: block; margin-bottom: 26px; }
.about__quote blockquote {
  font-family: var(--font-display); font-weight: 500;
  font-size: clamp(1.15rem, 2vw, 1.6rem); line-height: 1.4;
}
.about__note { color: var(--muted); margin-top: 26px; font-size: 0.95rem; max-width: 54ch; }
@media (max-width: 900px) {
  .about__grid { grid-template-columns: 1fr; }
  .about__mission { grid-template-columns: 1fr; gap: 34px; }
}

/* ── products ─────────────────────────────────── */
.products .container { position: relative; z-index: 1; }
.products__tabs {
  display: flex; gap: 10px; margin-top: 38px;
  overflow-x: auto; flex-wrap: nowrap;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  padding-bottom: 4px;
}
.products__tabs::-webkit-scrollbar { display: none; }
.products__tabs .tab { flex-shrink: 0; }
.tab {
  font-family: var(--font-mono); font-size: 0.75rem; letter-spacing: 0.12em; text-transform: uppercase;
  padding: 12px 26px;
  border: 1px solid var(--hairline);
  color: var(--muted);
  transition: all 0.3s;
}
.tab:hover { border-color: var(--hairline-strong); color: var(--text); }
.tab.is-active { border-color: var(--accent); color: var(--accent); background: rgba(53, 170, 255, 0.06); }

.products__panel { display: none; grid-template-columns: 1fr 1fr; gap: 22px; }
.products__panel.is-active { display: grid; }
.products__panel[data-panel="lte"] { grid-template-columns: repeat(3, 1fr); }

/* light datasheet plate */
.plate {
  background: #f4f6f8;
  color: #10161c;
  border: 1px solid var(--hairline);
  overflow: hidden;
  position: relative;
  display: flex; flex-direction: column;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.plate--wide { grid-column: 1 / -1; flex-direction: row; align-items: stretch; }
.plate__media { overflow: hidden; background: #fff; }
.plate--wide .plate__media { width: 42%; flex-shrink: 0; display: flex; align-items: center; }
.plate__media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1); }
.plate:hover .plate__media img { transform: scale(1.045); }
.plate__body { padding: 30px 34px 34px; flex: 1; }
.plate__head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.plate__head h3 { font-family: var(--font-display); font-weight: 600; font-size: 1.35rem; letter-spacing: 0.04em; }
.plate__badge { border: 1px dashed rgba(16, 22, 28, 0.4); padding: 6px 12px; color: #10161c; }

.specs { list-style: none; }
.specs li {
  display: flex; justify-content: space-between; align-items: baseline;
  padding: 10px 0;
  border-bottom: 1px solid rgba(16, 22, 28, 0.1);
  font-size: 0.9rem;
}
.specs li:last-child { border-bottom: none; }
.specs span { color: rgba(16, 22, 28, 0.55); font-size: 0.82rem; }
.specs b { font-weight: 700; font-variant-numeric: tabular-nums; }
.specs i { font-style: normal; font-weight: 500; font-size: 0.78em; color: rgba(16, 22, 28, 0.55); }

.plate__variants { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.variant h4 { font-size: 0.8rem; letter-spacing: 0.14em; margin-bottom: 10px; display: flex; flex-direction: column; gap: 4px; }
.variant__tag { font-size: 0.62rem; color: rgba(16, 22, 28, 0.5); letter-spacing: 0.08em; text-transform: none; }
.specs--mini li { padding: 7px 0; font-size: 0.84rem; }

/* product category cards (v3, no specs) */
.products__panel { grid-template-columns: 1fr 1fr; }
.pcard {
  background: rgba(12, 20, 28, 0.72);
  border: 1px solid var(--hairline);
  overflow: hidden;
  position: relative;
  transition: border-color 0.35s, transform 0.35s;
  backdrop-filter: blur(6px);
  display: flex; flex-direction: column;
}
.pcard:hover { border-color: rgba(53, 170, 255, 0.45); transform: translateY(-5px); }
.pcard--wide { grid-column: 1 / -1; flex-direction: row; }
.pcard--wide .pcard__media { width: 58%; flex-shrink: 0; }
.pcard__media { overflow: hidden; aspect-ratio: 4 / 3; position: relative; }
.pcard--wide .pcard__media { aspect-ratio: 16 / 10; }
.pcard__main { width: 100%; height: 100%; object-fit: cover; transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.4s ease; }
.pcard:hover .pcard__main { transform: scale(1.04); }
.pcard .fr { position: absolute; width: 18px; height: 18px; border: 1px solid rgba(53, 170, 255, 0.55); z-index: 2; pointer-events: none; opacity: 0; transition: opacity 0.4s; }
.pcard .fr--tl { top: 12px; left: 12px; border-right: 0; border-bottom: 0; }
.pcard .fr--tr { top: 12px; right: 12px; border-left: 0; border-bottom: 0; }
.pcard .fr--bl { bottom: 12px; left: 12px; border-right: 0; border-top: 0; }
.pcard .fr--br { bottom: 12px; right: 12px; border-left: 0; border-top: 0; }
.pcard:hover .fr { opacity: 1; }
.pcard__thumbs {
  position: absolute; left: 12px; bottom: 12px; z-index: 3;
  display: flex; gap: 8px;
}
.pcard__thumb {
  width: 52px; height: 40px; padding: 0; overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.25);
  opacity: 0.6; transition: opacity 0.3s, border-color 0.3s, transform 0.3s;
  background: #0a0f14;
}
.pcard__thumb img { width: 100%; height: 100%; object-fit: cover; }
.pcard__thumb:hover { opacity: 0.9; transform: translateY(-2px); }
.pcard__thumb.is-on { opacity: 1; border-color: var(--accent); }
.pcard__body { padding: 26px 30px 30px; display: flex; flex-direction: column; gap: 12px; flex: 1; }
.pcard__badge {
  align-self: flex-start;
  border: 1px dashed rgba(53, 170, 255, 0.5);
  color: var(--accent);
  padding: 6px 12px;
}
.pcard__body h3 { font-family: var(--font-display); font-weight: 600; font-size: 1.05rem; line-height: 1.3; letter-spacing: 0.03em; }
.pcard__body p { color: var(--muted); font-size: 0.92rem; }
@media (max-width: 980px) {
  .pcard--wide { flex-direction: column; }
  .pcard--wide .pcard__media { width: 100%; aspect-ratio: 4 / 3; }
}

/* supply flow */
.flow { background: rgba(8, 13, 19, 0.45); border-top: 1px solid var(--hairline); border-bottom: 1px solid var(--hairline); }
.flow__track { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); gap: 26px; padding-top: 40px; }
.flow__rail { position: absolute; top: 5px; left: 0; right: 0; height: 1px; background: var(--hairline); }
.flow__rail-fill { display: block; height: 100%; width: 0%; background: linear-gradient(90deg, var(--accent), rgba(53,170,255,0.3)); box-shadow: 0 0 12px rgba(53,170,255,0.5); }
.flow__step { position: relative; padding: 30px 26px; background: rgba(12, 20, 28, 0.55); border: 1px solid var(--hairline); transition: border-color 0.4s, transform 0.4s, background 0.4s; }
.flow__step::before {
  content: ''; position: absolute; top: -5px; left: 26px;
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--bg); border: 1px solid var(--muted);
  transition: background 0.4s, border-color 0.4s, box-shadow 0.4s;
}
.flow__step:hover { border-color: rgba(53, 170, 255, 0.4); transform: translateY(-5px); background: rgba(16, 26, 36, 0.75); }
.flow__step:hover::before { background: var(--accent); border-color: var(--accent); box-shadow: 0 0 14px rgba(53, 170, 255, 0.7); }
.flow__num { color: var(--accent); display: block; font-size: 0.95rem; margin-bottom: 18px; }
.flow__step h3 { font-family: var(--font-display); font-weight: 500; font-size: 1rem; margin-bottom: 12px; line-height: 1.35; }
.flow__step p { color: var(--muted); font-size: 0.88rem; margin-bottom: 20px; }
.flow__tag { display: inline-block; border: 1px dashed var(--hairline-strong); padding: 5px 12px; color: var(--accent); }
@media (max-width: 980px) { .flow__track { grid-template-columns: 1fr; } .flow__rail { display: none; } .flow__step::before { display: none; } }

.about__photo--mission { aspect-ratio: 16 / 9; }
.about__photo--mission img { width: 100%; height: 100%; object-fit: cover; }

/* dark LTE cards */
.lcard {
  background: rgba(12, 20, 28, 0.72);
  border: 1px solid var(--hairline);
  padding: 34px 30px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.35s, transform 0.35s;
  backdrop-filter: blur(6px);
}
.lcard::after {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(60% 45% at 50% 0%, rgba(40, 64, 80, 0.5) 0%, transparent 75%);
  opacity: 0; transition: opacity 0.5s;
  pointer-events: none;
}
.lcard:hover { border-color: rgba(53, 170, 255, 0.4); transform: translateY(-5px); }
.lcard:hover::after { opacity: 1; }
.lcard__img { height: 170px; object-fit: contain; margin: 0 auto 20px; filter: drop-shadow(0 18px 30px rgba(0, 0, 0, 0.5)); }
.lcard h3 { font-family: var(--font-display); font-weight: 600; font-size: 1.15rem; margin-bottom: 18px; text-align: center; }
.lcard h3 span { color: var(--accent); }
.specs--dark li { border-bottom-color: var(--hairline); }
.specs--dark span { color: var(--muted); }
.specs--dark b { color: var(--text); }
.specs--dark i { color: var(--muted); }
.products__note { grid-column: 1 / -1; color: var(--muted); margin-top: 6px; }

@media (max-width: 980px) {
  .products__panel { grid-template-columns: 1fr; }
  .products__panel[data-panel="lte"] { grid-template-columns: 1fr; }
  .plate--wide { flex-direction: column; }
  .plate--wide .plate__media { width: 100%; }
  .plate__variants { grid-template-columns: 1fr; }
}

/* ── lte section ──────────────────────────────── */
.lte {
  background: rgba(8, 13, 19, 0.55);
  border-top: 1px solid var(--hairline); border-bottom: 1px solid var(--hairline);
}
.lte__bloom {
  position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(50% 40% at 80% 8%, rgba(24, 48, 64, 0.7) 0%, transparent 70%),
    radial-gradient(42% 38% at 8% 92%, rgba(40, 64, 80, 0.5) 0%, transparent 70%);
  mix-blend-mode: screen;
}
.lte .container { position: relative; z-index: 1; }

.steps-scene { margin: 70px 0 100px; }
.signal { width: 100%; height: auto; display: block; margin-bottom: 34px; overflow: visible; }
.signal__node circle { fill: #0a1118; stroke: rgba(143, 161, 175, 0.5); stroke-width: 1; transition: stroke 0.4s, fill 0.4s; }
.signal__node text {
  fill: var(--muted); font-family: var(--font-mono); font-size: 10px;
  text-anchor: middle; letter-spacing: 0.08em;
  transition: fill 0.4s;
}
.signal__node.is-on circle { stroke: var(--accent); fill: #0d1a26; }
.signal__node.is-on text { fill: var(--accent); }

.steps { position: relative; display: grid; grid-template-columns: repeat(5, 1fr); gap: 26px; }
.steps__line {
  position: absolute; top: 5px; left: 0; right: 0; height: 1px;
  background: var(--hairline);
  display: none;
}
.steps__progress { display: block; height: 100%; width: 0%; background: var(--accent); }
.step { padding-top: 10px; position: relative; opacity: 0.3; transition: opacity 0.5s; }
.step.is-on { opacity: 1; }
.step__num { color: var(--accent); display: block; margin-bottom: 14px; }
.step h3 { font-family: var(--font-display); font-size: 0.92rem; font-weight: 500; line-height: 1.4; margin-bottom: 10px; }
.step p { color: var(--muted); font-size: 0.84rem; }
@media (max-width: 980px) {
  .steps { grid-template-columns: 1fr; gap: 34px; }
  .signal { display: none; }
  .steps__line { display: block; }
  .step { padding-top: 34px; }
  .step::before {
    content: ''; position: absolute; top: 0; left: 0;
    width: 11px; height: 11px; border-radius: 50%;
    background: var(--bg); border: 1px solid var(--muted);
    transform: translateY(-5px);
    transition: background 0.4s, border-color 0.4s, box-shadow 0.4s;
  }
  .step.is-on::before { background: var(--accent); border-color: var(--accent); box-shadow: 0 0 14px rgba(53, 170, 255, 0.7); }
}

/* ── signal duel: analog vs LTE under EW ─────── */
.duel {
  position: relative;
  display: grid; grid-template-columns: 1fr 1fr; gap: 22px;
  margin-top: 44px; margin-bottom: 34px;
}
.duel__side {
  border: 1px solid var(--hairline);
  background: rgba(12, 20, 28, 0.72);
  overflow: hidden;
}
.duel__head {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--hairline);
}
.duel__head > .mono { color: var(--muted); }
.duel__lte-label { color: var(--accent) !important; }
.duel__status { position: relative; font-weight: 500; }
.duel__st-ok { color: var(--text); }
.duel__st-bad { display: none; color: #ff5d5d; }
.duel--burst .duel__side--analog .duel__st-ok { display: none; }
.duel--burst .duel__side--analog .duel__st-bad { display: inline; animation: duelBlink 0.5s steps(1) infinite; }
.duel__side--lte .duel__st-ok { color: var(--accent); }
.duel__side--lte .duel__st-bad { display: none; }
@keyframes duelBlink { 50% { opacity: 0.25; } }

.duel__screen { position: relative; aspect-ratio: 16 / 9; overflow: hidden; background: #04070a; }
.duel__screen img { width: 100%; height: 100%; object-fit: cover; display: block; }
.duel__noise {
  position: absolute; inset: -60px;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.9'/%3E%3C/svg%3E");
  background-size: 200px 200px;
  opacity: 0;
  transition: opacity 0.25s;
  animation: grainShift 0.5s steps(3) infinite;
  pointer-events: none;
}
.duel--burst .duel__side--analog .duel__noise { opacity: 0.93; background-size: 120px 120px; animation: grainShift 0.32s steps(4) infinite; }
.duel--burst .duel__side--analog .duel__screen img { filter: contrast(1.6) saturate(0); animation: analogJitterSoft 0.7s steps(2) infinite; }
.duel__screen img { transition: filter 0.25s, transform 0.25s; }

.duel__bars {
  position: absolute; right: 14px; top: 12px;
  display: flex; align-items: flex-end; gap: 3px; height: 22px;
  z-index: 2;
}
.duel__bars i {
  width: 4px; background: var(--text); opacity: 0.9;
  transition: height 0.35s, opacity 0.35s, background 0.35s;
}
.duel__bars i:nth-child(1) { height: 30%; }
.duel__bars i:nth-child(2) { height: 45%; }
.duel__bars i:nth-child(3) { height: 60%; }
.duel__bars i:nth-child(4) { height: 78%; }
.duel__bars i:nth-child(5) { height: 100%; }
.duel__side--lte .duel__bars i { background: var(--accent); }
.duel--burst .duel__side--analog .duel__bars i { height: 12% !important; opacity: 0.35; background: #ff5d5d; }
.duel--burst .duel__side--analog .duel__bars i:nth-child(1) { height: 22% !important; }

.duel__burst {
  position: absolute; top: -34px; left: 50%; transform: translateX(-50%);
  color: #ff5d5d; letter-spacing: 0.3em;
  animation: duelBlink 0.9s steps(1) infinite;
  z-index: 3;
}
@keyframes analogJitterSoft { 0% { transform: translate(0, 0); } 50% { transform: translate(3px, -1px); } 100% { transform: translate(-2px, 1px); } }
@keyframes analogDegrade {
  0%   { transform: translate(0, 0);      filter: contrast(2.2) saturate(0) brightness(0.72); }
  11%  { transform: translate(-9px, 1px); filter: contrast(2.2) saturate(0) brightness(0.72); }
  17%  { transform: translate(12px, -2px); filter: contrast(2.8) saturate(0) brightness(1.25); }
  23%  { transform: translate(-4px, 0);   filter: contrast(2.2) saturate(0) brightness(0.6); }
  38%  { transform: translate(7px, 2px);  filter: contrast(2.2) saturate(0) brightness(0.78); }
  46%  { transform: translate(-13px, -1px); filter: contrast(3) saturate(0) brightness(0.4); }
  52%  { transform: translate(2px, 0);    filter: contrast(2.2) saturate(0) brightness(0.85); }
  67%  { transform: translate(-6px, 2px); filter: contrast(2.4) saturate(0) brightness(1.15); }
  74%  { transform: translate(10px, -1px); filter: contrast(2.2) saturate(0) brightness(0.55); }
  88%  { transform: translate(-3px, 1px); filter: contrast(2.2) saturate(0) brightness(0.75); }
  100% { transform: translate(0, 0);      filter: contrast(2.2) saturate(0) brightness(0.72); }
}

.lte__points { display: flex; flex-direction: column; gap: 34px; width: 100%; }
.lte__pgroup { align-items: stretch; width: 100%; }
.lte__points .opmap__glabel { text-align: center; }
.lte__points .opmap__chip { text-align: center; width: 100%; }
.lte__pgroup { display: flex; flex-direction: column; gap: 10px; }
@media (max-width: 980px) {
  .duel { grid-template-columns: 1fr; }
}

/* ── operational map (РЕБ + анонімність) ─────── */
.opmap {
  position: relative;
  min-height: 640px;
  border: 1px solid var(--hairline);
  background: #05080d;
  overflow: hidden;
}
.opmap__bg { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; }
.opmap__geo { position: relative; width: 112%; flex-shrink: 0; aspect-ratio: 2200 / 1184; }
.opmap__geo img {
  width: 100%; height: 100%; object-fit: cover; max-width: none; display: block;
  opacity: 0.6;
  mask-image: radial-gradient(75% 85% at 50% 50%, #000 40%, transparent 85%);
  -webkit-mask-image: radial-gradient(75% 85% at 50% 50%, #000 40%, transparent 85%);
}
.opmap__raster {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(238, 243, 247, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(238, 243, 247, 0.04) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(80% 80% at 50% 50%, #000 30%, transparent 100%);
  -webkit-mask-image: radial-gradient(80% 80% at 50% 50%, #000 30%, transparent 100%);
}
.opmap__sweep {
  position: absolute; left: 50%; top: 50%;
  width: 170%; aspect-ratio: 1; border-radius: 50%;
  transform: translate(-50%, -50%);
  background: conic-gradient(from 0deg, rgba(53, 170, 255, 0.1) 0deg, transparent 42deg, transparent 360deg);
  animation: opmapSweep 8s linear infinite;
  pointer-events: none;
}
@keyframes opmapSweep { to { transform: translate(-50%, -50%) rotate(360deg); } }
.opmap__wire { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }
.opmap__wire line { stroke: rgba(53, 170, 255, 0.55); stroke-width: 1; stroke-dasharray: 6 7; animation: opmapDash 1.4s linear infinite; }
@keyframes opmapDash { to { stroke-dashoffset: -26; } }
.opmap__mk { position: absolute; display: flex; align-items: center; gap: 10px; z-index: 3; transform: translate(-5px, -5px); }
/* geographic anchors: % of the map image itself (dot = anchor point) */
.opmap__mk--tg { left: 79%; top: 44%; }
.opmap__mk--op { left: 49%; top: 31%; }
.opmap__dot { width: 10px; height: 10px; border-radius: 50%; position: relative; background: var(--text); box-shadow: 0 0 12px rgba(238, 243, 247, 0.7); }
.opmap__mk--op .opmap__dot { background: var(--accent); box-shadow: 0 0 14px rgba(53, 170, 255, 0.85); }
.opmap__dot::after {
  content: ''; position: absolute; inset: -7px; border-radius: 50%;
  border: 1px solid currentColor; opacity: 0.5;
  animation: opmapPing 2.1s ease-out infinite;
}
.opmap__mk--tg .opmap__dot::after { color: var(--text); }
.opmap__mk--op .opmap__dot::after { color: var(--accent); }
@keyframes opmapPing { 0% { transform: scale(0.5); opacity: 0.7; } 100% { transform: scale(2.1); opacity: 0; } }
.opmap__mklabel {
  border: 1px dashed rgba(238, 243, 247, 0.4);
  padding: 6px 12px;
  background: rgba(5, 8, 12, 0.55);
  backdrop-filter: blur(3px);
}
.opmap__mk--op .opmap__mklabel { border-color: rgba(53, 170, 255, 0.6); color: var(--accent); }
.opmap__group {
  position: absolute; z-index: 4;
  display: flex; flex-direction: column; gap: 10px;
  width: min(370px, 40%);
}
.opmap__group--left { left: 34px; top: 34px; }
.opmap__group--right { right: 34px; bottom: 34px; align-items: flex-end; text-align: right; }
.opmap__glabel { color: var(--text); margin-bottom: 6px; letter-spacing: 0.12em; }
.opmap__glabel--accent { color: var(--accent); }
.opmap__chip {
  border: 1px dashed rgba(238, 243, 247, 0.28);
  background: rgba(5, 8, 12, 0.6);
  backdrop-filter: blur(4px);
  padding: 12px 16px;
  font-size: 0.86rem; line-height: 1.5;
  color: var(--muted);
  transition: color 0.3s, border-color 0.3s, transform 0.3s;
}
.opmap__chip:hover { color: var(--text); border-color: rgba(238, 243, 247, 0.55); transform: translateY(-2px); }
.opmap__chip--accent { border-color: rgba(53, 170, 255, 0.35); }
.opmap__chip--accent:hover { border-color: rgba(53, 170, 255, 0.75); color: var(--text); }
@media (max-width: 980px) {
  .opmap { min-height: 0; padding: 24px 18px; display: flex; flex-direction: column; gap: 22px; }
  .opmap__group { position: static; width: 100%; align-items: flex-start; text-align: left; }
  .opmap__mk, .opmap__wire, .opmap__sweep { display: none; }
  .opmap__bg img { opacity: 0.25; }
}

.lte__features { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.feature {
  border: 1px solid var(--hairline);
  background: rgba(12, 20, 28, 0.72);
  position: relative; overflow: hidden;
  min-height: 380px;
  display: flex; align-items: flex-end;
}
.feature__net { position: absolute; inset: 0; width: 100%; height: 100%; }
.feature--photo img {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; object-position: top center;
  opacity: 0.55;
  mask-image: linear-gradient(180deg, #000 30%, transparent 92%);
  -webkit-mask-image: linear-gradient(180deg, #000 30%, transparent 92%);
}
.feature__body { position: relative; padding: 34px; background: linear-gradient(0deg, rgba(12, 20, 28, 0.94) 55%, transparent); width: 100%; }
.feature__body h3 { font-family: var(--font-display); font-size: 1.05rem; font-weight: 500; margin-bottom: 18px; max-width: 24ch; }
.feature__body ul { list-style: none; }
.feature__body li {
  color: var(--muted); font-size: 0.9rem;
  padding: 8px 0 8px 22px; position: relative;
}
.feature__body li::before { content: '▸'; position: absolute; left: 0; color: var(--accent); }
@media (max-width: 980px) { .lte__features { grid-template-columns: 1fr; } }

.lte__apps { margin-top: 90px; }
.lte__apps > .section__label { margin-bottom: 34px; }
.lte__apps-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.app { border-top: 1px solid var(--hairline); padding-top: 24px; transition: border-color 0.4s; }
.app:hover { border-top-color: var(--accent); }
.app h4 { font-family: var(--font-display); font-weight: 500; font-size: 0.98rem; margin-bottom: 12px; }
.app p { color: var(--muted); font-size: 0.88rem; }
@media (max-width: 900px) { .lte__apps-grid { grid-template-columns: 1fr; } }

/* ── gcs ──────────────────────────────────────── */
.gcs__grid { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 70px; align-items: center; position: relative; z-index: 1; }
.gcs__media { padding: 0; }
.gcs__media img { width: 100%; }
.gcs__media--dark {
  border: 1px solid var(--hairline);
  overflow: hidden;
  background: var(--card);
  transition: border-color 0.35s;
}
.gcs__media--dark:hover { border-color: rgba(53, 170, 255, 0.4); }
.gcs__media--dark img { display: block; transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1); }
.gcs__media--dark:hover img { transform: scale(1.03); }
.checklist { list-style: none; margin-top: 34px; }
.checklist li {
  padding: 13px 0 13px 34px;
  border-bottom: 1px solid var(--hairline);
  position: relative; color: var(--text); font-size: 0.97rem;
}
.checklist li::before {
  content: '+'; position: absolute; left: 2px;
  color: var(--accent); font-family: var(--font-mono);
}
.gcs__case { margin-top: 36px; }
.gcs__case > .mono { color: var(--accent); display: block; margin-bottom: 16px; }
.gcs__tags { display: flex; flex-wrap: wrap; gap: 10px; }
.gcs__tags span {
  border: 1px dashed var(--hairline-strong);
  padding: 8px 16px;
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--muted);
  transition: color 0.3s, border-color 0.3s;
}
.gcs__tags span:hover { color: var(--accent); border-color: var(--accent); }
@media (max-width: 980px) { .gcs__grid { grid-template-columns: 1fr; gap: 40px; } }

/* ── feedback ─────────────────────────────────── */
.feedback {
  background: rgba(8, 13, 19, 0.55);
  border-top: 1px solid var(--hairline); border-bottom: 1px solid var(--hairline);
}
.feedback__grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 70px; align-items: center; position: relative; z-index: 1; }
.feedback__body p { color: var(--muted); margin-top: 20px; max-width: 54ch; }
.feedback__media { border: 1px solid var(--hairline); overflow: hidden; max-height: 520px; }
.feedback__media img { width: 100%; height: 100%; object-fit: cover; }
@media (max-width: 980px) { .feedback__grid { grid-template-columns: 1fr; gap: 40px; } }

/* ── units / cooperation ──────────────────────── */
.units__grid {
  display: grid; grid-template-columns: repeat(5, 1fr);
  border-top: 1px solid var(--hairline);
  border-left: 1px solid var(--hairline);
}
.unit {
  border-right: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  padding: 34px 22px 26px;
  display: flex; flex-direction: column; align-items: center; gap: 18px;
  text-align: center;
  position: relative;
  transition: background 0.35s;
  background: rgba(12, 20, 28, 0.35);
}
.unit::after {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(65% 55% at 50% 30%, rgba(40, 64, 80, 0.5) 0%, transparent 75%);
  opacity: 0; transition: opacity 0.45s;
  pointer-events: none;
}
.unit:hover { background: rgba(16, 26, 36, 0.7); }
.unit:hover::after { opacity: 1; }
.unit__img { height: 108px; display: flex; align-items: center; justify-content: center; }
.unit__img img {
  max-height: 108px; max-width: 120px; width: auto;
  filter: grayscale(1) brightness(1.15) contrast(0.95);
  opacity: 0.7;
  transition: filter 0.45s, opacity 0.45s, transform 0.45s;
}
.unit:hover .unit__img img {
  filter: none; opacity: 1;
  transform: translateY(-4px) scale(1.05);
}
.unit__name {
  color: var(--muted); font-size: 0.6rem; line-height: 1.6;
  letter-spacing: 0.08em;
  max-width: 20ch;
  transition: color 0.35s;
  position: relative; z-index: 1;
}
.unit:hover .unit__name { color: var(--text); }
@media (max-width: 1100px) { .units__grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 640px) { .units__grid { grid-template-columns: repeat(2, 1fr); } .unit { padding: 24px 12px 18px; } .unit__img { height: 84px; } .unit__img img { max-height: 84px; max-width: 92px; } }


/* ── comparison wipe ──────────────────────────── */
.wipe-wrap { margin: 10px 0 44px; display: flex; flex-direction: column; gap: 14px; }
.wipe-wrap__label { color: var(--accent); text-align: center; }
.wipe {
  position: relative; overflow: hidden;
  aspect-ratio: 21 / 8;
  border: 1px solid var(--hairline);
  background: #04070a;
  cursor: ew-resize;
  user-select: none; touch-action: pan-y;
}
.wipe img, .wipe video { width: 100%; height: 100%; object-fit: cover; display: block; pointer-events: none; }
.wipe__base { position: absolute; inset: 0; }
.wipe__top { position: absolute; inset: 0; clip-path: inset(0 55% 0 0); }
.wipe__top img, .wipe__top video { animation: analogDegrade 0.85s steps(1) infinite; }
.wipe__top .duel__noise { opacity: 0.9; background-size: 84px 84px; animation: grainShift 0.2s steps(3) infinite; transition: opacity 0.35s; }
.wipe__top::before {
  content: ''; position: absolute; inset: 0; z-index: 2; pointer-events: none;
  background: repeating-linear-gradient(0deg, rgba(0, 0, 0, 0.38) 0 2px, transparent 2px 4px);
}
.duel__side--analog .duel__screen::before {
  content: ''; position: absolute; inset: 0; z-index: 2; pointer-events: none;
  background: repeating-linear-gradient(0deg, rgba(0, 0, 0, 0.24) 0 2px, transparent 2px 5px);
}
.wipe__top::after, .duel__side--analog .duel__screen::after {
  content: ''; position: absolute; left: 0; right: 0; height: 14%; z-index: 2; pointer-events: none;
  background: linear-gradient(180deg, transparent, rgba(255, 255, 255, 0.3), rgba(255, 255, 255, 0.06), transparent);
  filter: blur(2px);
  mix-blend-mode: screen;
  animation: rollBand 2.4s linear infinite;
}
@keyframes rollBand { 0% { top: -18%; } 100% { top: 112%; } }
@keyframes analogFlicker { 0%, 100% { opacity: 1; } 28% { opacity: 0.8; } 30% { opacity: 1; } 64% { opacity: 0.88; } 66% { opacity: 1; } }
.wipe__handle {
  position: absolute; top: 0; bottom: 0; left: 45%;
  width: 2px; background: var(--accent);
  box-shadow: 0 0 18px rgba(53, 170, 255, 0.8);
  z-index: 4;
}
.wipe__handle i {
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 40px; height: 40px; border-radius: 50%;
  border: 1px solid var(--accent);
  background: rgba(5, 8, 12, 0.8);
  backdrop-filter: blur(4px);
}
.wipe__handle i::before, .wipe__handle i::after {
  content: ''; position: absolute; top: 50%; width: 7px; height: 7px;
  border-top: 1px solid var(--accent); border-left: 1px solid var(--accent);
}
.wipe__handle i::before { left: 8px; transform: translateY(-50%) rotate(-45deg); }
.wipe__handle i::after { right: 8px; transform: translateY(-50%) rotate(135deg); }
.wipe__label {
  position: absolute; top: 16px; z-index: 5;
  display: flex; flex-direction: column; gap: 6px;
  background: rgba(5, 8, 12, 0.6); backdrop-filter: blur(4px);
  padding: 10px 14px; border: 1px solid var(--hairline);
  pointer-events: none;
}
.wipe__label--analog { left: 16px; top: 52px; }
.wipe__label--lte { right: 16px; text-align: right; }
.wipe__label span { color: var(--muted); }
.wipe__bad { color: #ff5d5d; animation: duelBlink 0.9s steps(1) infinite; font-weight: 500; }
.wipe__ok { color: var(--accent); font-weight: 500; }
.wipe__bars-analog { left: auto; right: auto; }
.wipe .duel__bars { top: auto; bottom: 14px; }
.wipe__bars-analog { left: 16px; }
.wipe__bars-analog i { height: 14% !important; opacity: 0.4; background: #ff5d5d; }
.wipe__bars-lte { right: 16px; }
.wipe__bars-lte i { background: var(--accent); }
.wipe__hint {
  position: absolute; left: 50%; bottom: 14px; transform: translateX(-50%);
  color: rgba(238, 243, 247, 0.65); z-index: 5; pointer-events: none;
  transition: opacity 0.4s;
}
.wipe.is-touched .wipe__hint { opacity: 0; }

@media (max-width: 700px) {
  .wipe { aspect-ratio: 3 / 4; }
  .wipe__label { padding: 5px 8px; gap: 2px; }
  .wipe__label span, .wipe__label b { font-size: 0.53rem; letter-spacing: 0.05em; }
  .wipe__label--analog { top: 10px; left: 10px; right: auto; text-align: left; }
  .wipe__label--lte { top: auto; bottom: 12px; right: 10px; left: auto; text-align: right; }
  .wipe .duel__bars { display: none; }
  .wipe__hint { display: none; }
}

/* ── results grid + video lightbox ────────────── */
.results__grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(205px, 1fr)); gap: 14px; }
.results__tile {
  position: relative; display: block; width: 100%;
  aspect-ratio: 16 / 10; padding: 0;
  border: 1px solid var(--hairline);
  overflow: hidden;
  background: #04070a;
  transition: border-color 0.3s, transform 0.3s;
}
.results__tile img {
  width: 100%; height: 100%; object-fit: cover; display: block;
  filter: grayscale(1) sepia(0.4) hue-rotate(163deg) saturate(1.6) brightness(0.82) contrast(1.05);
  transition: filter 0.45s, transform 0.5s;
}
.results__tile:hover { border-color: rgba(53, 170, 255, 0.55); transform: translateY(-3px); }
.results__tile:hover img { transform: scale(1.06); filter: none; }
.results__num {
  position: absolute; left: 10px; top: 8px; z-index: 2;
  color: rgba(238, 243, 247, 0.85); font-size: 0.6rem;
  background: rgba(5, 8, 12, 0.55); backdrop-filter: blur(3px);
  padding: 3px 8px; border: 1px solid rgba(255, 255, 255, 0.14);
  pointer-events: none;
}
.results__tile:hover .results__num { color: var(--accent); border-color: rgba(53, 170, 255, 0.5); }
.results__play {
  position: absolute; left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  width: 44px; height: 44px; border-radius: 50%;
  border: 1px solid rgba(238, 243, 247, 0.7);
  background: rgba(5, 8, 12, 0.55); backdrop-filter: blur(3px);
  display: flex; align-items: center; justify-content: center;
  color: var(--text); font-size: 0.7rem;
  transition: border-color 0.3s, box-shadow 0.3s, background 0.3s;
  pointer-events: none;
}
.results__tile:hover .results__play {
  border-color: var(--accent);
  box-shadow: 0 0 20px rgba(53, 170, 255, 0.5);
  background: rgba(10, 30, 50, 0.7);
}
.vlb {
  position: fixed; inset: 0; z-index: 900;
  background: rgba(3, 5, 8, 0.92);
  backdrop-filter: blur(10px);
  display: flex; align-items: center; justify-content: center;
}
.vlb[hidden] { display: none; }
.vlb video { max-width: min(92vw, 1100px); max-height: 84vh; border: 1px solid var(--hairline-strong); background: #000; }
.vlb__close {
  position: absolute; top: 26px; right: min(4vw, 48px);
  color: var(--text); border: 1px dashed var(--hairline-strong);
  padding: 10px 18px;
  transition: color 0.3s, border-color 0.3s;
}
.vlb__close:hover { color: var(--accent); border-color: var(--accent); }

.results__tile.is-hidden { display: none; }
.results__more {
  display: flex; margin: 26px auto 0;
  justify-content: center;
}
.results__more.is-done { display: none; }

/* ── realistic FPV failure layers ─────────────── */
.fpv-noise-color {
  position: absolute; inset: -60px; pointer-events: none;
  transition: opacity 0.35s;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.9'/%3E%3C/svg%3E");
  background-size: 66px 66px;
  opacity: 0.34;
  mix-blend-mode: color-dodge;
  animation: grainShift 0.18s steps(2) infinite, fpvHue 0.9s steps(3) infinite;
  pointer-events: none;
}
@keyframes fpvHue {
  0% { filter: hue-rotate(0deg) saturate(4); }
  33% { filter: hue-rotate(140deg) saturate(5); }
  66% { filter: hue-rotate(260deg) saturate(4.5); }
  100% { filter: hue-rotate(360deg) saturate(4); }
}
.fpv-blue {
  position: absolute; inset: 0; pointer-events: none;
  background: #0018c8;
  opacity: 0; transition: opacity 0.06s;
  z-index: 3;
}
/* st-clear = signal almost catches: picture shows through */
.wipe__top.st-clear .duel__noise { opacity: 0.3 !important; }
.wipe__top.st-clear .fpv-noise-color { opacity: 0.1 !important; }
.wipe__top.st-clear::before { opacity: 0.45; }
.wipe__top.st-clear::after { opacity: 0.4; }
.wipe__top.st-clear img, .wipe__top.st-clear video {
  animation: analogJitterSoft 0.9s steps(2) infinite;
  filter: contrast(1.3) saturate(0.3) brightness(0.95);
}
.wipe__top::before, .wipe__top::after { transition: opacity 0.35s; }
/* state machine: st-snow = pure static, st-blue = receiver blue screen */
.st-snow img, .st-snow video { opacity: 0 !important; }
.st-snow .duel__noise { opacity: 1 !important; }
.st-snow .fpv-noise-color { opacity: 0.5 !important; }
.st-snow .fpv-osd { opacity: 0 !important; }
.st-blue .fpv-blue { opacity: 1; }
.st-blue img, .st-blue video { opacity: 0 !important; }
.st-blue .duel__noise { opacity: 0.16 !important; }
.st-blue .fpv-noise-color { opacity: 0 !important; }
.st-blue .fpv-osd { opacity: 0 !important; }

/* ── drone OSD overlays ───────────────────────── */
.fpv-osd { position: absolute; inset: 0; pointer-events: none; z-index: 2; transition: opacity 0.1s; }
.osd {
  position: absolute;
  font-size: 0.68rem; letter-spacing: 0.1em;
  color: #f4f6f2;
  text-shadow: 1px 1px 0 #000, -1px -1px 0 #000, 1px -1px 0 #000, -1px 1px 0 #000;
}
.fpv-osd--analog .osd { animation: osdShiver 0.6s steps(2) infinite; }
@keyframes osdShiver { 0% { transform: translate(0, 0); } 50% { transform: translate(1px, -1px); } 100% { transform: translate(-1px, 1px); } }
.osd b { font-weight: 700; color: inherit; }
.osd-tl { top: 12px; left: 14px; }
.osd-tl2 { top: 32px; left: 14px; font-size: 0.56rem; opacity: 0.9; }
.osd-cross { top: 50%; left: 50%; transform: translate(-50%, -50%); font-size: 1.3rem; font-weight: 300; }
.osd-bl { bottom: 34px; left: 14px; }
.osd-bl2 { bottom: 14px; left: 14px; font-size: 0.56rem; opacity: 0.9; }
.osd-ml { top: 50%; left: 14px; transform: translateY(-50%); font-size: 0.56rem; }
.fpv-osd--lte .osd { color: #d9f0ff; }
.osd-tr { top: 12px; right: 14px; text-align: right; }
.osd-br { bottom: 14px; right: 14px; text-align: right; }
.osd-mr { top: 50%; right: 14px; transform: translateY(-50%); text-align: right; font-size: 0.56rem; }
.wipe .osd-cross { left: 26%; }
@media (max-width: 700px) {
  .osd { font-size: 0.52rem; }
  .osd-tl2, .osd-bl2, .osd-ml, .osd-mr { display: none; }
}

/* ── feedback loop ring ───────────────────────── */
.loopring { display: block; width: min(320px, 80%); margin: 44px auto 0; overflow: visible; }
.loopring__track { fill: none; stroke: var(--hairline); stroke-width: 1; }
.loopring__draw { fill: none; stroke: var(--accent); stroke-width: 1.5; }
.loopring__node circle { fill: #0a1118; stroke: var(--muted); stroke-width: 1; }
.loopring text {
  fill: var(--muted); font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.12em; text-anchor: middle;
}
.loopring text:nth-of-type(2) { text-anchor: start; }
.loopring text:nth-of-type(4) { text-anchor: end; }
.loopring__orbit { fill: var(--accent); filter: drop-shadow(0 0 6px rgba(53, 170, 255, 0.9)); }

/* ── scroll flyer ─────────────────────────────── */
.flyer {
  position: fixed; left: 0; top: 0; z-index: 0;
  width: 120px; opacity: 0.16;
  pointer-events: none;
  will-change: transform;
  filter: drop-shadow(0 0 20px rgba(53, 170, 255, 0.35));
}
.flyer img { width: 100%; }
@media (max-width: 980px) {
  .flyer { width: 64px; opacity: 0.12; }
  .results__grid { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
}

/* ── contacts ─────────────────────────────────── */
.contacts { text-align: center; padding: 90px 0 110px; overflow: hidden; }
.contacts__bloom {
  position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(50% 66% at 50% 100%, rgba(30, 60, 82, 0.85) 0%, transparent 75%);
  mix-blend-mode: screen;
}
.contacts .container { position: relative; z-index: 1; }
.contacts .section__label { margin-bottom: 30px; }
.contacts__title {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(2.4rem, 8.5vw, 7.5rem);
  line-height: 1.05;
  letter-spacing: 0.01em;
}
.contacts__row {
  display: flex; justify-content: center; gap: 70px;
  margin-top: 50px; flex-wrap: wrap;
}
.contacts__item { display: flex; flex-direction: column; gap: 12px; position: relative; padding: 10px; }
.contacts__item .mono { color: var(--accent); }
.contacts__item b {
  font-family: var(--font-display); font-weight: 500;
  font-size: clamp(1.05rem, 2.4vw, 1.6rem);
  transition: color 0.3s;
}
.contacts__item:hover b { color: var(--accent); }
.contacts__note { color: var(--muted); margin-top: 60px; font-size: 0.92rem; }

/* ── contact form ─────────────────────────────── */
.cform {
  position: relative;
  max-width: 640px;
  margin: 60px auto 0;
  padding: 48px min(6vw, 54px) 54px;
  background: rgba(10, 17, 24, 0.72);
  border: 1px solid var(--hairline);
  backdrop-filter: blur(8px);
  text-align: center;
}
.cform .fr { border-color: rgba(53, 170, 255, 0.55); }
.cform__title {
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(1.25rem, 2.4vw, 1.7rem);
  line-height: 1.3;
}
.cform__sub { color: var(--muted); font-size: 0.95rem; margin-top: 14px; max-width: 44ch; margin-inline: auto; }
.cform__form { margin-top: 38px; display: grid; gap: 22px; text-align: left; }
.field { display: flex; flex-direction: column; gap: 10px; }
.field .mono { color: var(--muted); font-size: 0.62rem; }
.field input {
  font: inherit; color: var(--text);
  background: rgba(5, 8, 12, 0.6);
  border: 1px solid var(--hairline-strong);
  padding: 15px 18px;
  border-radius: 2px;
  outline: none;
  cursor: text;
  transition: border-color 0.3s, box-shadow 0.3s;
}
.field input::placeholder { color: rgba(143, 161, 175, 0.45); }
.field input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px rgba(53, 170, 255, 0.35), 0 0 24px rgba(53, 170, 255, 0.12);
}
.field.is-error input { border-color: #ff5d5d; box-shadow: 0 0 0 1px rgba(255, 93, 93, 0.35); }
.field.is-error .mono { color: #ff5d5d; }
.cform__btn { justify-content: center; width: 100%; margin-top: 6px; }
/* honeypot: off-screen, never for humans */
.cform__hp { position: absolute; left: -10000px; top: auto; width: 1px; height: 1px; overflow: hidden; opacity: 0; pointer-events: none; }
.cform__err {
  color: #ff5d5d; font-size: 0.7rem; letter-spacing: 0.08em; line-height: 1.7;
  text-transform: none; text-align: center; margin-top: -4px;
}
.cform__err a { color: var(--text); text-decoration: underline; text-underline-offset: 3px; white-space: nowrap; }
.cform__done { padding: 26px 0 6px; }
.cform__done-line { color: var(--text); font-size: 0.85rem; letter-spacing: 0.14em; }
.cform__done-line .ok { color: var(--accent); }
.cform__done-sub { color: var(--muted); margin-top: 12px; text-transform: none; letter-spacing: 0.06em; }

/* ── footer ───────────────────────────────────── */
.footer { border-top: 1px solid var(--hairline); padding: 36px 0; position: relative; z-index: 1; }
.footer__grid { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.footer__brand { display: flex; align-items: center; gap: 14px; color: var(--muted); font-size: 0.9rem; }
.footer__brand img { height: 64px; margin: -16px -16px; }
.footer__meta { display: flex; gap: 34px; color: var(--muted); }

/* ── curtain image reveal ─────────────────────── */
.about__photo, .feedback__media { clip-path: inset(100% 0 0 0); }
.about__photo img, .feedback__media img { transform: scale(1.25); }

/* ── responsive nav ───────────────────────────── */
@media (max-width: 1100px) {
  .nav__links { display: none; }
  .nav__cta { display: none; }
  .nav__burger { display: flex; }
}
@media (max-width: 900px) {
  .nav__logo img { height: 86px; margin: -22px -21px; }
  .nav.is-scrolled .nav__logo img { height: 72px; }
  .nav__logo span { font-size: 1.05rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  .grain { display: none; }
  .about__photo, .feedback__media { clip-path: none; }
  .about__photo img, .feedback__media img { transform: none; }
}

/* late mobile overrides (must stay at end of file — cascade) */
@media (max-width: 700px) {
  .contacts { padding: 56px 0 80px; }
}