:root {
  --bg: #0d1117;
  --panel: #161b22;
  --panel-border: #30363d;
  --text: #e6edf3;
  --muted: #8b949e;
  --accent: #1abc9c;
  --accent-blue: #21618c;
  --accent-dim: rgba(26, 188, 156, 0.12);
  --sidebar: #172b4d;
  --max: 1180px;
  --radius: 16px;
  --radius-sm: 12px;
  --motion-fast: 150ms;
  --motion-base: 280ms;
  --motion-slow: 400ms;
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-standard: cubic-bezier(0.4, 0, 0.2, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.container {
  width: min(100% - 40px, var(--max));
  margin-inline: auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--panel-border);
  background: rgba(13, 17, 23, 0.88);
  backdrop-filter: blur(14px);
}

.site-header .container {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 16px;
  padding: 12px 0;
}

.brand {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: 0.06em;
  color: var(--text);
  text-decoration: none;
}

.brand img {
  width: 36px;
  height: 36px;
  border-radius: 10px;
}

.brand:hover {
  text-decoration: none;
}

.nav {
  display: flex;
  flex: 1;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: center;
  gap: 0 14px;
  min-width: 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  font-size: 0.82rem;
  white-space: nowrap;
}

.nav::-webkit-scrollbar {
  display: none;
}

.site-header .btn-primary {
  flex-shrink: 0;
  padding: 10px 16px;
  font-size: 0.88rem;
  white-space: nowrap;
}

.nav a {
  color: var(--muted);
  text-decoration: none;
}

.nav a:hover {
  color: var(--accent);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--panel-border);
  border-radius: 10px;
  background: var(--panel);
  color: var(--text);
  cursor: pointer;
}

.nav-toggle-bar {
  display: block;
  width: 18px;
  height: 2px;
  margin-inline: auto;
  background: currentColor;
  border-radius: 1px;
}

.nav-drawer-overlay {
  position: fixed;
  inset: 0;
  z-index: 150;
  background: rgba(0, 0, 0, 0.55);
}

.nav-drawer {
  position: fixed;
  top: 0;
  right: 0;
  z-index: 160;
  width: min(320px, 88vw);
  height: 100%;
  padding: 20px 18px 28px;
  background: var(--panel);
  border-left: 1px solid var(--panel-border);
  box-shadow: -20px 0 60px rgba(0, 0, 0, 0.35);
  transform: translateX(100%);
  transition: transform var(--motion-base) var(--ease-out);
  overflow-y: auto;
}

.nav-drawer.is-open {
  transform: translateX(0);
}

.nav-drawer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.nav-drawer-title {
  font-weight: 800;
  letter-spacing: 0.06em;
}

.nav-drawer-close {
  width: 40px;
  height: 40px;
  border: 1px solid var(--panel-border);
  border-radius: 10px;
  background: transparent;
  color: var(--text);
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
}

.nav-drawer-links {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.nav-drawer-links a {
  display: block;
  padding: 12px 10px;
  color: var(--text);
  text-decoration: none;
  border-radius: 10px;
  font-weight: 600;
}

.nav-drawer-links a:hover {
  background: var(--accent-dim);
  color: var(--accent);
  text-decoration: none;
}

.nav-drawer-links .btn {
  margin-top: 12px;
  width: 100%;
}

body.nav-drawer-open,
body.modal-open {
  overflow: hidden;
}

.data-sovereignty-icon {
  color: var(--accent);
}

.industry-card {
  display: flex;
  align-items: center;
  gap: 10px;
}

.industry-marker {
  flex-shrink: 0;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-dim);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 24px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition:
    transform var(--motion-fast) var(--ease-out),
    box-shadow var(--motion-fast) var(--ease-out);
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--accent);
  color: #0d1117;
  box-shadow: 0 8px 24px rgba(26, 188, 156, 0.25);
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--panel-border);
}

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.btn:focus-visible,
.modal-close:focus-visible,
.nav-toggle:focus-visible,
.nav-drawer-close:focus-visible {
  outline: 2px solid var(--accent-blue);
  outline-offset: 2px;
}

.nav a:focus-visible,
.nav-drawer-links a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 6px;
}

.btn-lg {
  padding: 16px 28px;
  font-size: 1rem;
}

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  padding: 64px 0 80px;
  background:
    radial-gradient(ellipse 80% 50% at 20% 0%, rgba(33, 97, 140, 0.22), transparent 55%),
    radial-gradient(ellipse 60% 40% at 90% 10%, rgba(26, 188, 156, 0.12), transparent 50%),
    var(--bg);
}

/* Three.js: анимированная сеть узлов на фоне hero (см. motion.js, DESIGN.md) */
#hero-network {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  opacity: 0.55;
  pointer-events: none;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 48px;
  align-items: center;
}

/* Parallax-слои (GSAP ScrollTrigger, см. motion.js) */
.parallax-blob {
  position: absolute;
  z-index: 0;
  border-radius: 50%;
  filter: blur(60px);
  pointer-events: none;
  will-change: transform;
}

@media (max-width: 900px) {
  #hero-network,
  .parallax-blob {
    display: none;
  }
}

.hero-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--accent);
  margin-bottom: 16px;
}

.hero h1 {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  line-height: 1.1;
  margin: 0 0 8px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--muted);
  margin: 0 0 20px;
  max-width: 32ch;
}

.hero-lead {
  font-size: 1.05rem;
  color: var(--text);
  margin: 0 0 12px;
  font-weight: 500;
}

.hero-desc {
  color: var(--muted);
  margin: 0 0 28px;
  max-width: 46ch;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 28px;
}

.platforms {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 24px;
  font-size: 0.9rem;
  color: var(--muted);
}

.platforms span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.platforms .check {
  color: var(--accent);
  font-weight: 700;
}

.platforms .soon {
  opacity: 0.65;
  font-size: 0.8rem;
}

/* Device mockup */
.mockup-stage {
  position: relative;
  min-height: 420px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: 20px 0;
}

.device {
  position: relative;
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.45);
}

.device-laptop {
  width: 100%;
  max-width: 520px;
  z-index: 3;
  border-radius: 14px 14px 8px 8px;
}

.device-laptop::after {
  content: "";
  display: block;
  height: 10px;
  background: #21262d;
  border-top: 1px solid var(--panel-border);
}

.device-laptop img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: top left;
}

.device-tablet {
  position: absolute;
  left: -4%;
  bottom: 8%;
  width: 38%;
  max-width: 200px;
  z-index: 2;
  border-radius: 14px;
}

.device-tablet img {
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: top;
}

.device-phone {
  position: absolute;
  right: -2%;
  bottom: 4%;
  width: 22%;
  max-width: 120px;
  z-index: 4;
  border-radius: 18px;
  border-width: 3px;
}

.device-phone img {
  aspect-ratio: 9 / 19;
  object-fit: cover;
  object-position: top;
}

.device-phone--light {
  border-color: rgba(240, 250, 247, 0.45);
  box-shadow:
    0 16px 48px rgba(26, 188, 156, 0.22),
    0 0 0 1px rgba(255, 255, 255, 0.12);
}

.device-badge {
  position: absolute;
  top: 8px;
  left: 50%;
  z-index: 2;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #0d1117;
  background: var(--accent);
  transform: translateX(-50%);
}

.hero-visual-note {
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  margin: 0;
  text-align: center;
  font-size: 0.82rem;
  color: var(--muted);
}

/* Sections */
section {
  padding: 72px 0;
}

.section-alt {
  position: relative;
  overflow: hidden;
  background: var(--panel);
  border-block: 1px solid var(--panel-border);
}

.section-title {
  text-align: center;
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  margin: 0 0 12px;
  font-weight: 700;
}

.section-subtitle {
  text-align: center;
  color: var(--muted);
  margin: 0 auto 48px;
  max-width: 52ch;
}

/* Stats */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 20px;
}

.stat-card {
  text-align: center;
  padding: 32px 20px;
  background: var(--bg);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
}

.section-alt .stat-card {
  background: var(--bg);
}

.stat-value {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  color: var(--accent);
  line-height: 1.1;
  margin-bottom: 8px;
}

.stat-label {
  color: var(--muted);
  font-size: 0.95rem;
  max-width: 18ch;
  margin-inline: auto;
}

/* Feature cards */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.modules-grid {
  grid-template-columns: repeat(2, 1fr);
}

.module-fact {
  margin-top: 10px !important;
  padding-top: 10px;
  border-top: 1px dashed var(--panel-border);
  font-size: 0.84rem !important;
}

.module-fact strong {
  color: var(--text);
}

.modules-note {
  text-align: center;
  color: var(--muted);
  font-size: 0.92rem;
  max-width: 640px;
  margin: 28px auto 0;
}

.modules-cta {
  text-align: center;
  margin-top: 20px;
}

.feature-card {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition:
    border-color var(--motion-base) var(--ease-standard),
    transform var(--motion-base) var(--ease-out);
}

.feature-card:hover {
  border-color: rgba(26, 188, 156, 0.4);
  transform: translateY(-4px);
}

.feature-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: top left;
  border-bottom: 1px solid var(--panel-border);
}

.feature-body {
  padding: 20px;
  flex: 1;
}

.feature-body h3 {
  margin: 0 0 8px;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

.feature-body p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.feature-body--icon {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 220px;
}

.feature-icon {
  font-size: 2.5rem;
  line-height: 1;
}

.feature-link {
  display: inline-block;
  margin-top: 12px;
  font-weight: 600;
  font-size: 0.92rem;
}

.feature-link:hover {
  text-decoration: underline;
}

/* Documents */
.documents-section {
  padding-bottom: 72px;
}

.doc-templates-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 28px;
}

.doc-template-card {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  padding: 22px;
  transition:
    border-color var(--motion-base) var(--ease-standard),
    transform var(--motion-base) var(--ease-out);
}

.doc-template-card:hover {
  border-color: rgba(26, 188, 156, 0.35);
  transform: translateY(-3px);
}

.doc-template-card--accent {
  border-color: rgba(26, 188, 156, 0.45);
  background: linear-gradient(145deg, var(--panel), rgba(26, 188, 156, 0.08));
}

.doc-template-icon {
  display: block;
  font-size: 1.75rem;
  margin-bottom: 10px;
}

.doc-template-card h3 {
  margin: 0 0 8px;
  font-size: 1.05rem;
}

.doc-template-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.55;
}

.documents-note {
  margin: 28px 0 0;
  text-align: center;
  color: var(--muted);
  font-size: 0.95rem;
  max-width: 62ch;
  margin-inline: auto;
}

.documents-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-top: 28px;
}

/* Process */
.process {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 8px 4px;
}

.process-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  min-width: 100px;
  max-width: 130px;
}

.process-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: var(--accent-dim);
  border: 1px solid rgba(26, 188, 156, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 10px;
  color: var(--accent);
}

.process-icon svg {
  display: block;
}

.process-step span {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
}

.process-arrow {
  color: var(--muted);
  font-size: 1.25rem;
  padding: 0 4px;
  margin-bottom: 28px;
}

/* Industries */
.industries-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.industry-card {
  padding: 24px;
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 1.05rem;
}

.section-alt .industry-card {
  background: var(--bg);
}

/* Customization */
.custom-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.custom-list {
  list-style: none;
  padding: 0;
  margin: 24px 0 0;
  display: grid;
  gap: 12px;
}

.custom-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: var(--text);
}

.custom-list .check {
  color: var(--accent);
  font-weight: 700;
  flex-shrink: 0;
}

.badge-launch {
  display: inline-block;
  padding: 8px 14px;
  background: var(--accent-dim);
  border: 1px solid rgba(26, 188, 156, 0.35);
  border-radius: 999px;
  color: var(--accent);
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 16px;
}

/* Efix POS — вьетнамский продукт: не показываем на русской версии сайта,
   где продаётся только основной Эфикс. Скрыто по умолчанию (html[lang="ru"]
   стоит в разметке ещё до загрузки i18n.js), i18n.js открывает для vi/en
   через смену document.documentElement.lang. */
.pos-vn-only {
  display: none;
}

html[lang="vi"] section.pos-vn-only,
html[lang="en"] section.pos-vn-only {
  display: block;
}

html[lang="vi"] a.pos-vn-only,
html[lang="en"] a.pos-vn-only {
  /* .feature-link задаёт inline-block (margin-top для отступа) —
     обычный inline здесь сломает вертикальный отступ ссылки. */
  display: inline-block;
}

/* Integrations */
.integrations-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.integration-item {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 88px;
  padding: 20px;
  background: var(--bg);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text);
  text-align: center;
}

.section-alt .integration-item {
  background: var(--panel);
}

/* Data sovereignty banner */
.data-sovereignty {
  padding: 48px 0;
  background: linear-gradient(
    180deg,
    rgba(26, 188, 156, 0.12) 0%,
    transparent 100%
  );
  border-block: 1px solid rgba(26, 188, 156, 0.2);
}

.data-sovereignty-inner {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 28px;
  align-items: center;
  max-width: 920px;
  margin-inline: auto;
}

.data-sovereignty-icon {
  width: 72px;
  height: 72px;
  border-radius: 20px;
  background: var(--accent-dim);
  border: 1px solid rgba(26, 188, 156, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.25rem;
}

.data-sovereignty-title {
  margin: 0 0 10px;
  font-size: clamp(1.35rem, 2.5vw, 1.75rem);
  font-weight: 700;
  color: var(--text);
}

.data-sovereignty-text {
  margin: 0;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.55;
}

.data-sovereignty-text strong {
  color: var(--text);
}

/* Corporate messenger highlight */
.messenger-highlight {
  padding: 64px 0;
  background:
    radial-gradient(ellipse 70% 60% at 100% 50%, rgba(33, 97, 140, 0.2), transparent 55%),
    var(--panel);
  border-block: 1px solid var(--panel-border);
}

.messenger-highlight-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  gap: 48px;
  align-items: start;
}

.messenger-highlight-copy {
  min-width: 0;
  text-align: left;
}

.messenger-head {
  margin-bottom: 20px;
}

.messenger-badge {
  display: block;
  width: fit-content;
  max-width: 100%;
  margin: 0 0 16px;
  padding: 8px 14px;
  border-radius: 999px;
  background: var(--accent-dim);
  border: 1px solid rgba(26, 188, 156, 0.35);
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1.3;
  text-transform: none;
}

.messenger-title {
  margin: 0;
  font-size: clamp(1.45rem, 2.8vw, 2rem);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.messenger-title-sub {
  display: block;
  margin-top: 8px;
  font-size: clamp(1.1rem, 2.2vw, 1.45rem);
  font-weight: 700;
  color: var(--muted);
  line-height: 1.3;
}

.messenger-visual {
  min-width: 0;
}

.messenger-lead {
  margin: 0 0 20px;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.6;
  max-width: 52ch;
}

.messenger-lead strong {
  color: var(--text);
}

.messenger-points {
  list-style: none;
  padding: 0;
  margin: 0 0 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.messenger-point {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 12px 14px;
  align-items: start;
  padding: 14px 16px;
  background: rgba(13, 17, 23, 0.55);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-sm);
}

.messenger-point-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--accent-dim);
  border: 1px solid rgba(26, 188, 156, 0.3);
  color: var(--accent);
  font-size: 1rem;
  font-weight: 800;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.messenger-point-text {
  min-width: 0;
}

.messenger-point-title {
  display: block;
  margin-bottom: 4px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.35;
}

.messenger-point-desc {
  display: block;
  font-size: 0.94rem;
  color: var(--muted);
  line-height: 1.5;
}

.messenger-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.55;
  max-width: 52ch;
  font-style: italic;
}

.messenger-note strong {
  color: var(--text);
}

.messenger-visual img {
  width: 100%;
  border-radius: var(--radius);
  border: 1px solid var(--panel-border);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
}

.messenger-visual-caption {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  justify-content: center;
  margin-top: 14px;
  font-size: 0.88rem;
  color: var(--muted);
}

.messenger-visual-caption span {
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--bg);
  border: 1px solid var(--panel-border);
}

.feature-badge {
  display: inline-block;
  margin-bottom: 8px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--accent);
}

.feature-card--accent {
  border-color: rgba(26, 188, 156, 0.45);
  box-shadow: 0 0 0 1px rgba(26, 188, 156, 0.12);
}

.integration-item--primary {
  background: var(--accent-dim);
  border-color: rgba(26, 188, 156, 0.45);
  color: var(--accent);
}

.security-lead {
  margin: 0 0 20px;
  font-size: 1.05rem;
  line-height: 1.55;
  color: var(--muted);
}

.security-lead strong {
  color: var(--text);
}

/* Security */
.security-block {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 40px;
  align-items: start;
  max-width: 800px;
  margin-inline: auto;
}

.security-shield {
  width: 100px;
  height: 100px;
  border-radius: 24px;
  background: var(--accent-dim);
  border: 1px solid rgba(26, 188, 156, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
}

.security-list {
  list-style: none;
  padding: 0;
  margin: 16px 0 0;
  display: grid;
  gap: 10px;
}

.security-list li {
  display: flex;
  gap: 10px;
  align-items: center;
}

/* Pricing */
.pricing-layout {
  display: grid;
  grid-template-columns: minmax(0, 400px) minmax(0, 1fr);
  gap: 28px;
  align-items: start;
  margin-top: 8px;
}

.pricing-layout--single {
  grid-template-columns: minmax(0, 480px);
  justify-content: center;
  margin-inline: auto;
}

.pricing-layout--tiers {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  align-items: stretch;
}

.pricing-card {
  position: relative;
  display: flex;
  flex-direction: column;
  text-align: center;
  padding: 32px 24px 28px;
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
  transition:
    border-color var(--motion-base) var(--ease-standard),
    transform var(--motion-base) var(--ease-out),
    box-shadow var(--motion-base) var(--ease-out);
}

.pricing-card:hover {
  transform: translateY(-4px);
  border-color: rgba(26, 188, 156, 0.35);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.42);
}

.pricing-card--featured {
  border-color: rgba(26, 188, 156, 0.55);
  background: linear-gradient(165deg, var(--panel), rgba(26, 188, 156, 0.1));
  box-shadow: 0 24px 64px rgba(26, 188, 156, 0.12);
}

.pricing-card--enterprise {
  border-color: rgba(33, 97, 140, 0.45);
}

.pricing-badge {
  position: absolute;
  top: 14px;
  right: 14px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: #0d1117;
  background: var(--accent);
}

.pricing-lead {
  margin: 0 0 16px;
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.5;
  text-align: left;
}

.pricing-footnote {
  margin: 24px auto 0;
  max-width: 72ch;
  text-align: center;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.55;
}

/* Вьетнам: только подписка — разовое внедрение рассчитано на клиента
   с собственным сервером и ИТ-отделом, для старта на этом рынке не подходит. */
html[lang="vi"] #pricing-onetime-tiers,
html[lang="vi"] #pricing-basic-detail,
html[lang="vi"] #pricing > .container > .pricing-footnote {
  display: none;
}

.modal-subtitle {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.5;
}

.pricing-detail-link {
  color: var(--accent);
  font-weight: 600;
  text-decoration: none;
}

.pricing-detail-link:hover {
  text-decoration: underline;
}

.pricing-basic-detail {
  margin-top: 48px;
  padding: 36px 32px;
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
}

.pricing-subscription {
  margin-top: 56px;
  padding-top: 48px;
  border-top: 1px solid var(--panel-border);
}

.pricing-basic-detail-title {
  margin: 0 0 12px;
  font-size: 1.5rem;
  text-align: center;
}

.pricing-basic-detail-intro {
  margin: 0 auto 28px;
  max-width: 68ch;
  text-align: center;
  color: var(--muted);
  line-height: 1.6;
}

.pricing-detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px 28px;
}

.pricing-detail-block h4 {
  margin: 0 0 10px;
  font-size: 1.05rem;
  color: var(--accent);
}

.pricing-detail-block ul {
  margin: 0;
  padding-left: 1.15rem;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.55;
}

.pricing-detail-block li + li {
  margin-top: 6px;
}

.pricing-basic-detail-note {
  margin: 28px 0 0;
  text-align: center;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.55;
}

.pricing-card .btn {
  margin-top: auto;
  width: 100%;
}

.pricing-price--from {
  font-size: 2.35rem;
  line-height: 1.15;
}

.pricing-tco-card {
  padding: 32px 28px;
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
}

.pricing-tco-card h3 {
  margin: 0 0 12px;
  font-size: 1.2rem;
}

.pricing-tco-lead {
  margin: 0 0 20px;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.55;
}

.pricing-tco-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-sm);
}

.pricing-tco-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}

.pricing-tco-table th,
.pricing-tco-table td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid var(--panel-border);
}

.pricing-tco-table th {
  color: var(--muted);
  font-weight: 600;
  background: rgba(255, 255, 255, 0.03);
}

.pricing-tco-table td:last-child,
.pricing-tco-table th:last-child {
  white-space: nowrap;
}

.pricing-tco-total td {
  background: var(--accent-dim);
  color: var(--text);
}

.pricing-tco-footnote {
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 0.85rem;
  line-height: 1.5;
}

.pricing-price-note {
  margin: -8px 0 12px;
  font-size: 0.9rem;
  color: var(--muted);
}

.pricing-card h3 {
  margin: 0 0 8px;
  font-size: 1.25rem;
  color: var(--muted);
  font-weight: 500;
}

.pricing-price {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--accent);
  margin: 0 0 4px;
}

.pricing-card--featured .pricing-price {
  font-size: 2.75rem;
}

.pricing-includes {
  text-align: left;
  list-style: none;
  padding: 0;
  margin: 0 0 24px;
  color: var(--muted);
}

.pricing-includes li {
  padding: 6px 0;
  border-bottom: 1px solid var(--panel-border);
}

.pricing-includes li:last-child {
  border-bottom: none;
}

.pricing-term {
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 20px;
  text-align: left;
}

/* Comparison */
.compare-wrap {
  overflow-x: auto;
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  background: var(--panel);
}

.compare-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: 0.95rem;
}

.compare-table th,
.compare-table td {
  padding: 16px 20px;
  text-align: left;
  border-bottom: 1px solid var(--panel-border);
}

.compare-table th {
  background: rgba(23, 43, 77, 0.5);
  font-weight: 600;
}

.compare-table th:first-child {
  color: var(--muted);
  font-weight: 500;
}

.compare-table td:first-child {
  color: var(--muted);
}

.compare-table .yes {
  color: var(--accent);
  font-weight: 600;
}

.compare-table tr:last-child td {
  border-bottom: none;
}

/* CTA footer */
.cta-footer {
  padding: 80px 0;
  text-align: center;
  background:
    radial-gradient(ellipse 70% 60% at 50% 100%, rgba(26, 188, 156, 0.15), transparent 60%),
    var(--bg);
  border-top: 1px solid var(--panel-border);
}

.modal {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 2000;
  background: rgba(0, 0, 0, 0);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition:
    opacity var(--motion-base) var(--ease-out),
    background var(--motion-base) var(--ease-out),
    visibility var(--motion-base) var(--ease-out);
}

.modal.is-open {
  visibility: visible;
  pointer-events: auto;
}

.modal.is-open.is-visible {
  opacity: 1;
  background: rgba(0, 0, 0, 0.6);
}

.modal-card {
  width: min(720px, 100%);
  background: color-mix(in srgb, var(--panel) 96%, transparent);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(14px);
  opacity: 0;
  transform: scale(0.98) translateY(10px);
  transition:
    opacity var(--motion-base) var(--ease-out),
    transform var(--motion-base) var(--ease-out);
}

.modal.is-visible .modal-card {
  opacity: 1;
  transform: scale(1) translateY(0);
}

.modal-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.modal-title {
  font-size: 1.25rem;
  font-weight: 800;
  margin: 0;
}

.modal-close {
  background: transparent;
  border: 1px solid var(--panel-border);
  color: var(--text);
  border-radius: 10px;
  width: 40px;
  height: 40px;
  cursor: pointer;
  font-size: 18px;
  line-height: 1;
}

.modal-card--credentials {
  width: min(640px, 100%);
}

.demo-credentials {
  display: grid;
  gap: 14px;
  margin-bottom: 18px;
}

.demo-credential-row {
  display: grid;
  gap: 6px;
}

.demo-credential-label {
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}

.demo-credential-value {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.demo-credential-code {
  flex: 1 1 auto;
  min-width: 0;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--panel-border);
  background: color-mix(in srgb, var(--panel) 88%, var(--accent) 12%);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.95rem;
  word-break: break-all;
}

.demo-credential-link {
  flex: 1 1 auto;
  min-width: 0;
  color: var(--accent);
  font-weight: 600;
  word-break: break-all;
}

.demo-credential-meta,
.demo-credential-mail {
  margin: 0;
  font-size: 0.92rem;
  color: var(--muted);
  line-height: 1.45;
}

.demo-credentials-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.demo-expired-body {
  display: grid;
  gap: 14px;
  margin-bottom: 18px;
}

.demo-expired-text {
  margin: 0;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--text);
}

.demo-expired-contacts {
  display: grid;
  gap: 8px;
}

.demo-expired-link {
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
}

.demo-expired-link:hover {
  text-decoration: underline;
}

.presentation-video {
  padding: 64px 0;
}

.presentation-video-wrap {
  max-width: 960px;
  margin: 0 auto;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--panel-border);
  background: #000;
  aspect-ratio: 16 / 9;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.35);
}

.presentation-video-player {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #000;
}

.presentation-video-actions {
  display: flex;
  justify-content: center;
  margin-top: 16px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field label {
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 600;
}

.input, select.input, textarea.input {
  width: 100%;
  padding: 12px 12px;
  border-radius: 12px;
  border: 1px solid var(--panel-border);
  background: rgba(17, 23, 37, 0.7);
  color: var(--text);
  outline: none;
}

.input:focus {
  border-color: rgba(26, 188, 156, 0.7);
  box-shadow: 0 0 0 3px rgba(26, 188, 156, 0.16);
}

textarea.input {
  min-height: 96px;
  resize: vertical;
}

.form-actions {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
  margin-top: 18px;
}

.site-toast {
  position: fixed;
  left: 50%;
  bottom: 18px;
  transform: translateX(-50%);
  background: rgba(17, 23, 37, 0.95);
  border: 1px solid var(--panel-border);
  padding: 12px 16px;
  border-radius: 12px;
  z-index: 3000;
  color: var(--text);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s ease, transform 0.18s ease;
  max-width: min(720px, calc(100% - 40px));
}

.site-toast.is-visible {
  opacity: 1;
  transform: translateX(-50%) translateY(-2px);
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  display: none;
  z-index: 2500;
  padding: 20px;
}

.lightbox.is-open {
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-inner {
  max-width: min(1100px, 100%);
  width: 100%;
}

.lightbox-card {
  background: rgba(20, 27, 45, 0.96);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  padding: 16px;
  text-align: center;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.5);
}

.lightbox-img {
  width: 100%;
  max-height: 75vh;
  object-fit: contain;
  margin: 0 auto;
}

.lightbox-caption {
  margin-top: 10px;
  color: var(--muted);
  font-weight: 600;
}

.cta-logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
  letter-spacing: 0.08em;
  margin: 0 0 16px;
  color: var(--text);
}

.cta-logo-img {
  border-radius: 16px;
  box-shadow: 0 12px 40px rgba(26, 188, 156, 0.2);
}

.cta-tagline {
  font-size: 1.2rem;
  color: var(--muted);
  max-width: 40ch;
  margin: 0 auto 32px;
}

.contacts {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
  font-size: 1.05rem;
}

.contacts a {
  color: var(--text);
  text-decoration: none;
}

.contacts a:hover {
  color: var(--accent);
}

.footer-emails {
  margin-top: 8px;
  font-size: 0.95rem;
  opacity: 0.85;
}

.footer-emails a {
  color: var(--muted);
  text-decoration: none;
}

.footer-emails a:hover {
  color: var(--accent);
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

.site-footer {
  padding: 24px 0;
  text-align: center;
  color: var(--muted);
  font-size: 0.85rem;
  border-top: 1px solid var(--panel-border);
}

/* Responsive */
@media (max-width: 960px) {
  .nav--desktop {
    display: none;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-header .header-cta {
    display: none;
  }

  .hero-grid {
    grid-template-columns: 1fr;
  }

  .mockup-stage {
    min-height: 320px;
    margin-top: 24px;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .doc-templates-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .pricing-layout,
  .pricing-layout--tiers {
    grid-template-columns: 1fr;
  }

  .pricing-detail-grid {
    grid-template-columns: 1fr;
  }

  .pricing-basic-detail {
    padding: 28px 20px;
  }

  .pricing-card--featured {
    order: -1;
  }

  .custom-block {
    grid-template-columns: 1fr;
  }

  .integrations-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .brand {
    font-size: 1.1rem;
  }

  .messenger-highlight-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .messenger-visual {
    order: -1;
  }
}

@media (max-width: 600px) {
  .stats-grid,
  .features-grid,
  .modules-grid,
  .doc-templates-grid,
  .industries-grid {
    grid-template-columns: 1fr;
  }

  .process-arrow {
    display: none;
  }

  .process {
    flex-direction: column;
  }

  .data-sovereignty-inner,
  .security-block {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .data-sovereignty-icon,
  .security-shield {
    margin-inline: auto;
  }

  .device-tablet,
  .device-phone {
    display: none;
  }
}

/* Scroll reveal (see site.js) */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity var(--motion-slow) var(--ease-out),
    transform var(--motion-slow) var(--ease-out);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  #hero-network,
  .parallax-blob {
    display: none;
  }

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .btn:hover,
  .feature-card:hover,
  .pricing-card:hover,
  .doc-template-card:hover {
    transform: none;
  }

  .nav-drawer {
    transition: none;
  }

  .modal,
  .modal-card {
    transition: none;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}