/* =============================
   НПП ПАТРИОТ — design tokens
============================= */
:root {
  --black: #474b4e;
  --black-soft: #54585c;
  --charcoal: #63676b;
  --white: #ffffff;
  --off-white: #f6f5f3;
  --gray: #8a8a90;
  --gray-line: #e6e5e2;
  --red: #cc0605;
  --red-dark: #9c0504;
  --red-glow: rgba(204, 6, 5, 0.35);

  --font-display: 'Oswald', sans-serif;
  --font-body: 'Manrope', sans-serif;

  --container: 1200px;
  --radius: 14px;
  --ease: cubic-bezier(.16,.84,.44,1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--white);
  color: var(--black);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.01em;
  margin: 0;
  color: var(--black);
}

.text-accent { color: var(--red); }

/* noise overlay for texture */
.noise-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.03;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%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)'/%3E%3C/svg%3E");
}

/* =============================
   Buttons
============================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 15px 30px;
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: 999px;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), background 0.25s var(--ease), color 0.25s var(--ease);
}
.btn-primary {
  background: var(--red);
  color: var(--white);
  box-shadow: 0 8px 24px var(--red-glow);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 30px var(--red-glow); background: var(--red-dark); }
.btn-outline {
  background: transparent;
  color: var(--black);
  border-color: var(--black);
}
.btn-outline:hover { background: var(--black); color: var(--white); transform: translateY(-2px); }
.btn-sm { padding: 10px 20px; font-size: 12px; }
.btn-full { width: 100%; }

/* =============================
   Header
============================= */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 500;
  background: rgba(71,75,78,0);
  transition: background 0.35s var(--ease), box-shadow 0.35s var(--ease), padding 0.35s var(--ease);
  padding: 22px 0;
}
.site-header.scrolled {
  background: rgba(71,75,78,0.92);
  backdrop-filter: blur(10px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.25);
  padding: 12px 0;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
}
.logo-badge {
  display: inline-flex;
  align-items: center;
  background: var(--white);
  padding: 8px 14px;
  border-radius: 8px;
}
.logo-img {
  height: 26px;
  width: auto;
}
.site-footer .logo-img { height: 24px; }

.main-nav {
  display: flex;
  gap: 32px;
}
.main-nav a {
  color: rgba(255,255,255,0.78);
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  position: relative;
  padding: 4px 0;
  transition: color 0.2s;
}
.main-nav a::after {
  content: '';
  position: absolute;
  left: 0; bottom: -2px;
  width: 0; height: 2px;
  background: var(--red);
  transition: width 0.25s var(--ease);
}
.main-nav a:hover { color: var(--white); }
.main-nav a:hover::after { width: 100%; }

.header-actions {
  display: flex;
  align-items: center;
  gap: 18px;
}
.header-phone {
  color: var(--white);
  font-weight: 600;
  font-size: 14px;
  white-space: nowrap;
}
.header-phone:hover { color: var(--red); }

.burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px; height: 40px;
  background: transparent;
  border: none;
  cursor: pointer;
}
.burger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--white);
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
}
.burger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.active span:nth-child(2) { opacity: 0; }
.burger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* =============================
   Hero
============================= */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: radial-gradient(ellipse at 70% 20%, #3c3234 0%, var(--black) 55%), var(--black);
  overflow: hidden;
  padding-top: 110px;
}
.hero-bg { position: absolute; inset: 0; overflow: hidden; }
.hero-video {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0.78;
  filter: saturate(1.5) brightness(1.25) contrast(1.15);
}
.hero-bg::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(100deg, rgba(71,75,78,0.82) 22%, rgba(71,75,78,0.42) 55%, rgba(71,75,78,0.12) 100%),
              linear-gradient(to top, rgba(71,75,78,0.85) 0%, transparent 32%);
}
.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(to bottom, transparent, black 20%, black 75%, transparent);
}
.hero-glow {
  position: absolute;
  top: -10%; right: -10%;
  width: 60vw; height: 60vw;
  background: radial-gradient(circle, var(--red-glow) 0%, transparent 65%);
  filter: blur(20px);
}
.hero-inner { position: relative; z-index: 2; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--white);
  background: var(--red);
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 14px;
  font-weight: 600;
  padding: 8px 18px;
  border-radius: 999px;
  margin: 0 0 24px;
  box-shadow: 0 8px 24px var(--red-glow);
}
.eyebrow::before {
  content: '';
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--white);
  flex-shrink: 0;
}
.hero-title {
  color: var(--white);
  font-size: clamp(36px, 6vw, 72px);
  line-height: 1.05;
  font-weight: 600;
  max-width: 900px;
  text-shadow: 0 4px 24px rgba(0,0,0,0.5);
}
.hero-subtitle {
  color: rgba(255,255,255,0.82);
  font-size: 18px;
  max-width: 620px;
  margin: 26px 0 40px;
  text-shadow: 0 2px 14px rgba(0,0,0,0.45);
}
.hero-actions { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; margin-bottom: 64px; }
.hero-actions .btn-outline {
  color: var(--white);
  border-color: rgba(255,255,255,0.7);
}
.hero-actions .btn-outline:hover {
  background: var(--white);
  color: var(--black);
  border-color: var(--white);
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  background: var(--white);
  padding: 6px 12px;
  border-radius: 8px;
}
.hero-badge img { height: 36px; width: auto; }

.hero-top-badges {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}
.scroll-cue {
  position: absolute;
  bottom: 36px; left: 50%;
  transform: translateX(-50%);
  width: 26px; height: 42px;
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: 20px;
  z-index: 2;
}
.scroll-cue span {
  position: absolute;
  top: 8px; left: 50%;
  width: 4px; height: 8px;
  background: var(--red);
  border-radius: 2px;
  transform: translateX(-50%);
  animation: scrollcue 1.6s infinite;
}
@keyframes scrollcue {
  0% { opacity: 1; top: 8px; }
  70% { opacity: 0; top: 20px; }
  100% { opacity: 0; top: 20px; }
}

/* =============================
   Sections generic
============================= */
.section { padding: 120px 0; }
.section-dark {
  background: var(--black);
  color: var(--white);
}
.section-dark h2, .section-dark h3, .section-dark h4 { color: var(--white); }
.section-dark .kicker { color: var(--red); }

.section-head { margin-bottom: 56px; max-width: 720px; }
.kicker {
  display: inline-block;
  font-family: var(--font-display);
  color: var(--red);
  letter-spacing: 0.14em;
  font-size: 13px;
  margin-bottom: 14px;
}
.section-head h2 {
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.15;
}
.lead {
  font-size: 18px;
  color: var(--gray);
  max-width: 780px;
  margin-bottom: 56px;
}
.section-dark .lead { color: rgba(255,255,255,0.65); }

/* =============================
   About
============================= */
.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 64px;
  align-items: start;
}
.about-text p { color: #4a4a4d; font-size: 16px; margin-bottom: 20px; }
.mission {
  margin: 32px 0 0;
  padding: 28px 30px;
  background: var(--black);
  color: var(--white);
  border-radius: var(--radius);
  border-left: 4px solid var(--red);
  font-family: var(--font-display);
  font-size: 17px;
  text-transform: uppercase;
  letter-spacing: 0.01em;
  line-height: 1.5;
}

.advantages {
  list-style: none;
  margin: 0; padding: 0;
  display: grid;
  gap: 2px;
  background: var(--gray-line);
  border-radius: var(--radius);
  overflow: hidden;
}
.advantages li {
  background: var(--white);
  padding: 26px 28px;
  position: relative;
  transition: background 0.25s var(--ease);
}
.advantages li:hover { background: var(--off-white); }
.adv-num {
  font-family: var(--font-display);
  color: var(--red);
  font-size: 13px;
  letter-spacing: 0.1em;
}
.advantages h3 {
  font-size: 17px;
  margin: 10px 0 6px;
  text-transform: none;
}
.advantages p { margin: 0; color: var(--gray); font-size: 14.5px; }

/* =============================
   About sub-sections (Концепция / Команда)
============================= */
.sub-block { margin-top: 72px; }
.sub-title {
  font-family: var(--font-display);
  font-size: 15px;
  color: var(--red);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin: 0 0 28px;
}
.sub-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
  align-items: center;
}
.sub-grid-reverse { grid-template-columns: 1.1fr 0.9fr; }
.sub-photo img, .sub-photo { border-radius: var(--radius); overflow: hidden; }
.sub-photo img { width: 100%; display: block; }
.sub-text p { color: #4a4a4d; font-size: 15.5px; margin: 0 0 18px; }
.sub-text p:last-child { margin-bottom: 0; }

.check-list-light {
  list-style: none;
  margin: 0; padding: 0;
  display: grid;
  gap: 14px;
}
.check-list-light li {
  padding-left: 30px;
  position: relative;
  color: #4a4a4d;
  font-size: 15px;
}
.check-list-light li::before {
  content: '';
  position: absolute;
  left: 0; top: 3px;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--red);
}
.check-list-light li::after {
  content: '✓';
  position: absolute;
  left: 4px; top: 2px;
  color: var(--white);
  font-size: 11px;
  font-weight: 700;
}
.concept-infographic { border-radius: var(--radius); overflow: hidden; background: var(--off-white); }
.concept-infographic img { width: 100%; display: block; }

.team-chart {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 12px;
  margin: 24px 0;
  align-items: center;
}
.team-node {
  border: 1px solid var(--gray-line);
  border-radius: 10px;
  padding: 14px 12px;
  text-align: center;
  font-size: 12.5px;
  line-height: 1.35;
  color: var(--gray);
}
.team-node-core {
  grid-column: 2;
  grid-row: 1 / span 2;
  background: var(--black);
  color: var(--white);
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  justify-content: center;
  border-color: var(--black);
}
.team-software {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--gray);
  font-size: 13.5px;
  margin: 0;
}
.kompas-logo { height: 22px; width: auto; }

/* =============================
   Partners
============================= */
.partners-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 24px;
}
.partner-card {
  background: var(--black-soft);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  padding: 30px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.partner-card-head {
  display: flex;
  align-items: center;
  gap: 14px;
}
.partner-logo { height: 40px; width: auto; max-width: 120px; object-fit: contain; background: var(--white); border-radius: 6px; padding: 4px 8px; }
.partner-card-head h3 { color: var(--white); font-size: 18px; margin: 0; }
.partner-tag {
  font-family: var(--font-display);
  color: var(--red);
  font-size: 12.5px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin: 0;
}
.partner-card p { color: rgba(255,255,255,0.68); font-size: 14.5px; margin: 0; }
.partner-photo {
  width: 100%;
  border-radius: 10px;
  margin-top: auto;
  max-height: 220px;
  object-fit: cover;
}

/* =============================
   Models
============================= */
.model-card {
  background: var(--off-white);
  border-radius: 20px;
  padding: 44px;
  margin-bottom: 40px;
  border: 1px solid var(--gray-line);
}
.model-card-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}
.model-badge {
  display: inline-block;
  background: var(--red);
  color: var(--white);
  font-size: 12px;
  font-family: var(--font-display);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 14px;
}
.model-card-head h3 {
  font-size: 40px;
  margin-bottom: 8px;
}
.model-card-head p { margin: 0; color: var(--gray); max-width: 460px; }
.model-power {
  display: flex;
  align-items: baseline;
  gap: 6px;
  font-family: var(--font-display);
  color: var(--red);
  flex-shrink: 0;
}
.model-power strong { font-size: 64px; line-height: 1; }
.model-power span { font-size: 18px; text-transform: uppercase; }

.model-specs {
  display: grid;
  grid-template-columns: repeat(4, minmax(0,1fr));
  gap: 28px;
}
.spec-group h4 {
  font-size: 13px;
  color: var(--red);
  letter-spacing: 0.06em;
  margin-bottom: 14px;
}
.spec-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 0;
  border-bottom: 1px dashed var(--gray-line);
  font-size: 13.5px;
}
.spec-row span:first-child { color: var(--gray); }
.spec-row span:last-child { font-weight: 600; text-align: right; }

.model-note {
  margin: 32px 0 0;
  padding-top: 24px;
  border-top: 1px solid var(--gray-line);
  color: var(--gray);
  font-size: 14.5px;
}

.model-infographic {
  position: relative;
  margin-top: 32px;
  background: var(--black);
  border-radius: var(--radius);
  overflow: hidden;
}
.model-infographic img {
  width: 100%;
  display: block;
  filter: grayscale(1) contrast(1.15) brightness(0.95);
  mix-blend-mode: luminosity;
}
.model-infographic::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(120deg, rgba(204,6,5,0.28), rgba(204,6,5,0.05) 45%, transparent 70%);
  mix-blend-mode: multiply;
  pointer-events: none;
}

.future-title {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: clamp(26px, 3.5vw, 40px);
  color: var(--black);
  letter-spacing: 0.01em;
  margin: 72px 0 32px;
}
.future-title::before {
  content: '';
  flex-shrink: 0;
  width: 44px;
  height: 6px;
  background: var(--red);
  border-radius: 3px;
}
.model-power-sm {
  display: inline-block;
  font-family: var(--font-display);
  color: var(--red);
  font-size: 13px;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
}

.dev-photo-solo {
  margin-top: 24px;
  border-radius: 12px;
  overflow: hidden;
  max-height: 360px;
  background: var(--white);
  border: 1px solid var(--gray-line);
}
.dev-photo-solo img { width: 100%; max-height: 360px; object-fit: contain; padding: 16px; }

/* Perspective development families */
.dev-family {
  background: var(--off-white);
  border: 1px solid var(--gray-line);
  border-radius: var(--radius);
  padding: 36px;
  margin-bottom: 24px;
}
.dev-family-head { margin-bottom: 16px; }
.dev-family-head h4 { font-size: 22px; margin: 0; }
.dev-tag-accent {
  color: var(--red);
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin: 10px 0 0;
}
.dev-text { color: #4a4a4d; font-size: 15px; margin: 0 0 20px; }
.dev-text:last-of-type { margin-bottom: 28px; }

.dev-specs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 1px;
  background: var(--gray-line);
  border-radius: 10px;
  overflow: hidden;
  margin-bottom: 10px;
}
.dev-specs div { background: var(--white); padding: 14px 18px; }
.dev-specs span {
  display: block;
  font-size: 12px;
  color: var(--gray);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 6px;
}
.dev-specs strong { font-size: 15px; }
.dev-footnote { margin: 0 0 24px; color: var(--gray); font-size: 12.5px; font-style: italic; }

.dev-result {
  border-left: 4px solid var(--red);
  padding: 4px 0 4px 20px;
}
.dev-result span {
  display: block;
  font-family: var(--font-display);
  color: var(--red);
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 6px;
}
.dev-result p { margin: 0; color: #4a4a4d; font-size: 14.5px; }

.dev-media {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 28px;
}
.dev-photo-main { border-radius: 12px; overflow: hidden; background: var(--white); }
.dev-photo-main img { width: 100%; height: 100%; object-fit: cover; display: block; }
.dev-parts-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 12px;
}
.dev-parts-grid-1 { grid-template-columns: 1fr; }
.dev-parts-grid-2 { grid-template-columns: repeat(2, minmax(0,1fr)); }
.dev-parts-grid-6 {
  grid-template-columns: repeat(3, minmax(0,1fr));
  margin-top: 28px;
}
.dev-parts-grid figure {
  margin: 0;
  background: var(--white);
  border: 1px solid var(--gray-line);
  border-radius: 10px;
  overflow: hidden;
  aspect-ratio: 1 / 1;
}
.dev-parts-grid img {
  width: 100%; height: 100%;
  object-fit: contain;
  padding: 8px;
}

.expo-gallery { margin-top: 28px; }
.expo-gallery-label {
  display: block;
  font-family: var(--font-display);
  color: var(--red);
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.expo-gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 12px;
}
.expo-gallery-grid-solo {
  grid-template-columns: 1fr;
  max-width: 460px;
  margin: 0 auto;
}
.expo-gallery-grid figure {
  margin: 0;
  border-radius: 10px;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--white);
  border: 1px solid var(--gray-line);
}
.expo-gallery-grid img { width: 100%; height: 100%; object-fit: cover; display: block; }

.roadmap { margin-top: 8px; }
.roadmap-row {
  display: grid;
  grid-template-columns: 260px 1fr;
  align-items: center;
  gap: 20px;
  margin-bottom: 18px;
}
.roadmap-label { font-size: 13.5px; color: var(--gray); }
.roadmap-label-strong { color: var(--black); font-weight: 700; }
.roadmap-track {
  position: relative;
  height: 32px;
  background: var(--gray-line);
  border-radius: 6px;
}
.roadmap-bar {
  position: absolute;
  top: 0; left: 0;
  height: 100%;
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 50%, calc(100% - 14px) 100%, 0 100%);
}
.bar-1 { width: 50%; left: 0%; background: rgba(204,6,5,0.22); }
.bar-2 { width: 25%; left: 45.8%; background: rgba(204,6,5,0.55); }
.bar-3 { width: 29.2%; left: 70.8%; background: var(--black); }
.roadmap-axis {
  display: flex;
  padding-left: 280px;
  justify-content: space-between;
  font-size: 12px;
  color: var(--gray);
}

/* =============================
   Production
============================= */
.production-photo {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  margin-bottom: 56px;
  border: 1px solid rgba(255,255,255,0.1);
}
.production-photo img {
  width: 100%;
  max-height: 460px;
  object-fit: cover;
  display: block;
}
.photo-caption {
  position: absolute;
  left: 24px; bottom: 20px;
  background: rgba(71,75,78,0.75);
  backdrop-filter: blur(6px);
  color: var(--white);
  font-size: 13px;
  padding: 8px 16px;
  border-radius: 999px;
  border-left: 3px solid var(--red);
}

.production-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 64px;
}
.production-text p { color: rgba(255,255,255,0.68); font-size: 16px; margin-bottom: 20px; }
.address-pin {
  margin-top: 30px;
  padding: 20px 24px;
  background: var(--black-soft);
  border-radius: var(--radius);
  border-left: 4px solid var(--red);
}
.address-pin span {
  display: block;
  font-size: 12px;
  color: rgba(255,255,255,0.45);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 6px;
}
.address-pin strong { color: var(--white); font-size: 15px; }

.production-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.stat-card {
  background: var(--black-soft);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: border-color 0.25s var(--ease);
}
.stat-card:hover { border-color: var(--red); }
.stat-card strong {
  display: block;
  font-family: var(--font-display);
  color: var(--red);
  font-size: 32px;
  margin-bottom: 8px;
}
.stat-card span { color: rgba(255,255,255,0.6); font-size: 13.5px; }

/* =============================
   Press marquee
============================= */
.press { padding: 56px 0; background: var(--off-white); border-top: 1px solid var(--gray-line); border-bottom: 1px solid var(--gray-line); overflow: hidden; }
.press-label {
  text-align: center;
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray);
  margin: 0 0 28px;
}
.press-marquee {
  display: flex;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
  font-family: var(--font-display);
  color: var(--black);
  opacity: 0.55;
  font-size: 16px;
  letter-spacing: 0.02em;
}

.press-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 20px;
  margin-top: 40px;
}
.press-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: var(--white);
  border: 1px solid var(--gray-line);
  border-left: 4px solid var(--red);
  border-radius: var(--radius);
  padding: 22px 24px;
}
.press-card-source {
  font-family: var(--font-display);
  color: var(--red);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  line-height: 1.3;
}
.press-card h4 {
  font-size: 15px;
  line-height: 1.35;
  text-transform: none;
  letter-spacing: 0;
  margin: 0;
}
.press-card p {
  color: #4a4a4d;
  font-size: 13.5px;
  line-height: 1.55;
  margin: 0;
  flex-grow: 1;
}
.press-card-link {
  font-size: 12.5px;
  color: var(--gray);
}
a.press-card-link { color: #2b6ca8; }
a.press-card-link:hover { text-decoration: underline; }

/* =============================
   Contacts
============================= */
.location-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 56px;
}
.location-card {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  border: 1px solid var(--gray-line);
  border-radius: var(--radius);
  overflow: hidden;
}
.location-map { position: relative; min-height: 260px; background: var(--off-white); }
.location-map iframe {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  border: 0;
}
.location-info {
  padding: 28px 26px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  border-left: 1px dashed var(--gray-line);
}
.location-info h3 { font-size: 20px; }
.location-role {
  color: var(--red);
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin: 0;
}
.location-info p { margin: 0; color: var(--black); font-size: 14.5px; }
.location-phones { display: flex; flex-direction: column; gap: 4px; margin-top: 6px; }
.location-phones a { font-family: var(--font-display); font-size: 17px; }
.location-phones a:hover { color: var(--red); }

.people-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 20px;
  margin-bottom: 56px;
}
.person-card {
  background: var(--off-white);
  border: 1px solid var(--gray-line);
  border-radius: var(--radius);
  padding: 22px 24px;
}
.person-role {
  display: block;
  font-family: var(--font-display);
  color: var(--red);
  font-size: 12.5px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.person-name {
  font-size: 16px;
  text-transform: none;
  letter-spacing: 0;
  margin: 0;
}
.person-email { margin: 8px 0 0; font-size: 13.5px; }
.person-email a { color: var(--gray); }
.person-email a:hover { color: var(--red); }

.contacts-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 64px;
}
.contacts-list { display: grid; gap: 28px; align-content: start; }
.contact-block h3 {
  font-size: 13px;
  color: var(--red);
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}
.contact-block p { margin: 0; color: var(--black); font-size: 16px; }
.contact-block a:hover { color: var(--red); }
.contact-note { color: var(--red) !important; font-size: 13px !important; margin-top: 6px !important; text-transform: uppercase; letter-spacing: 0.04em; }


.contact-form {
  background: var(--black);
  border-radius: 20px;
  padding: 44px;
  display: grid;
  gap: 20px;
}
.contact-form h3 { color: var(--white); font-size: 22px; margin-bottom: 4px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.contact-form label { display: grid; gap: 8px; }
.contact-form span {
  font-size: 12px;
  color: rgba(255,255,255,0.5);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.contact-form input, .contact-form textarea {
  width: 100%;
  background: var(--black-soft);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 10px;
  padding: 13px 16px;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 14.5px;
  transition: border-color 0.2s;
  resize: vertical;
}
.contact-form input:focus, .contact-form textarea:focus {
  outline: none;
  border-color: var(--red);
}
.form-status {
  margin: 0;
  font-size: 13.5px;
  color: var(--red);
  min-height: 18px;
}

/* =============================
   Footer
============================= */
.site-footer { background: var(--black); padding: 48px 0; border-top: 1px solid rgba(255,255,255,0.08); }
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  align-items: center;
  justify-content: space-between;
}
.footer-nav { display: flex; gap: 26px; flex-wrap: wrap; }
.footer-nav a { color: rgba(255,255,255,0.6); font-size: 13.5px; }
.footer-nav a:hover { color: var(--red); }
.footer-copy { margin: 0; color: rgba(255,255,255,0.35); font-size: 13px; width: 100%; text-align: center; order: 3; padding-top: 24px; border-top: 1px solid rgba(255,255,255,0.06); }

.to-top {
  position: fixed;
  right: 24px; bottom: 24px;
  width: 46px; height: 46px;
  border-radius: 50%;
  background: var(--red);
  color: var(--white);
  border: none;
  font-size: 18px;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity 0.3s, transform 0.3s, visibility 0.3s;
  z-index: 400;
  box-shadow: 0 10px 24px var(--red-glow);
}
.to-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }

/* =============================
   Reveal animation
============================= */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.reveal.in-view { opacity: 1; transform: translateY(0); }

/* =============================
   Responsive
============================= */
@media (max-width: 980px) {
  .about-grid, .production-grid, .contacts-grid { grid-template-columns: 1fr; }
  .location-cards { grid-template-columns: 1fr; }
  .location-card { grid-template-columns: 1fr; }
  .location-info { border-left: none; border-top: 1px dashed var(--gray-line); }
  .model-specs { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .roadmap-row { grid-template-columns: 1fr; align-items: flex-start; gap: 8px; }
  .roadmap-axis { padding-left: 0; }
  .sub-grid, .sub-grid-reverse { grid-template-columns: 1fr; }
  .sub-grid-reverse .concept-infographic { order: -1; }
  .partners-grid { grid-template-columns: 1fr; }
  .dev-media { grid-template-columns: 1fr; }
  .press-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .people-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .dev-parts-grid-6 { grid-template-columns: repeat(2, minmax(0,1fr)); }
}

@media (max-width: 860px) {
  .main-nav {
    position: fixed;
    top: 0; right: 0;
    height: 100vh;
    width: min(80vw, 320px);
    background: var(--black);
    flex-direction: column;
    justify-content: center;
    gap: 28px;
    padding: 40px;
    transform: translateX(100%);
    transition: transform 0.35s var(--ease);
    z-index: 600;
  }
  .main-nav.open { transform: translateX(0); }
  .header-phone { display: none; }
  .burger { display: flex; }
  .form-row { grid-template-columns: 1fr; }
  .production-stats { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 560px) {
  .section { padding: 80px 0; }
  .location-map { min-height: 200px; }
  .model-card { padding: 28px; }
  .model-specs { grid-template-columns: 1fr; }
  .dev-family { padding: 24px; }
  .dev-specs { grid-template-columns: 1fr; }
  .contact-form { padding: 28px; }
  .model-card-head { flex-direction: column; align-items: flex-start; }
  .production-photo img { max-height: 260px; }
  .team-chart { grid-template-columns: 1fr; }
  .team-node-core { grid-column: 1; grid-row: auto; padding: 18px 12px; }
  .dev-parts-grid, .dev-parts-grid-6 { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .expo-gallery-grid { grid-template-columns: 1fr; }
  .press-grid { grid-template-columns: 1fr; }
  .people-grid { grid-template-columns: 1fr; }
}