/* ═══════════════════════════════════════════════════════════════════════
   Centrexpert AI — Hybrid Premium Edition
   Светлая основа + тёмные блоки (hero, finalCTA, footer, chat)
   Plus Jakarta Sans (headings) + Manrope (body) + Indigo accent #6366F1
   ═══════════════════════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@500;600;700;800&family=Manrope:wght@400;500;600;700&display=swap');

/* ── CSS переменные ──────────────────────────────────────────────────── */
:root {
  /* Основной (светлый) фон */
  --cx-bg:           #F8FAFC;
  --cx-bg-2:         #FFFFFF;
  --cx-bg-soft:      #F1F4FA;

  /* Тёмные блоки (hero, finalCTA, footer, chat) */
  --cx-dark:         #0A0C10;
  --cx-dark-2:       #0E1117;
  --cx-dark-3:       #1E293B;

  /* Поверхности на светлом */
  --cx-surface-light:#FFFFFF;
  --cx-surface-soft: #F4F7FB;
  --cx-border-light: rgba(15, 31, 63, .08);
  --cx-border-light-h: rgba(15, 31, 63, .14);

  /* Поверхности на тёмном (glassmorphism) */
  --cx-surface-dark: rgba(255, 255, 255, 0.04);
  --cx-surface-dark-2: rgba(255, 255, 255, 0.06);
  --cx-border-dark:  rgba(255, 255, 255, 0.08);
  --cx-border-dark-h:rgba(255, 255, 255, 0.16);

  /* Акценты */
  --cx-accent:       #6366F1;
  --cx-accent-2:     #818CF8;
  --cx-accent-3:     #4F46E5;
  --cx-accent-glow:  rgba(99, 102, 241, .35);
  --cx-accent-soft:  rgba(99, 102, 241, .10);
  --cx-accent-line:  rgba(99, 102, 241, .25);

  --cx-rose:         #F43F5E;
  --cx-emerald:      #10B981;

  /* Текст на светлом */
  --cx-text:         #0F172A;
  --cx-text-muted:   #475569;
  --cx-text-soft:    #64748B;
  --cx-text-faint:   #94A3B8;

  /* Текст на тёмном */
  --cx-text-d:       #ECEFF7;
  --cx-text-d-muted: rgba(236, 239, 247, .68);
  --cx-text-d-soft:  rgba(236, 239, 247, .50);

  /* Радиусы */
  --cx-r-sm:         8px;
  --cx-r-md:         12px;
  --cx-r-lg:         18px;
  --cx-r-xl:         24px;
  --cx-r-2xl:        32px;

  /* Тени */
  --cx-shadow-sm:    0 1px 2px rgba(15, 23, 42, .06);
  --cx-shadow-md:    0 8px 24px rgba(15, 23, 42, .08);
  --cx-shadow-lg:    0 24px 48px rgba(15, 23, 42, .12);
  --cx-shadow-glow:  0 12px 28px rgba(99, 102, 241, .25);

  --cx-ease:         cubic-bezier(.25, .8, .25, 1);
  --cx-ease-bounce:  cubic-bezier(.34, 1.56, .64, 1);

  --cx-container:    1240px;
}

/* ── Сброс и база ────────────────────────────────────────────────────── */
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Manrope, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 15px;
  line-height: 1.55;
  color: var(--cx-text);
  background: var(--cx-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color .25s var(--cx-ease); }
button { font-family: inherit; }

#cx-ai-landing {
  position: relative;
  background: var(--cx-bg);
  color: var(--cx-text);
  overflow: hidden;
}

/* Тонкий мягкий фон для светлой части */
#cx-ai-landing::before {
  content: "";
  position: absolute;
  top: 800px;
  left: 0; right: 0;
  height: 600px;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(800px 400px at 90% 0%, rgba(99,102,241,.06), transparent 60%),
    radial-gradient(600px 400px at 10% 80%, rgba(168,85,247,.04), transparent 60%);
}
#cx-ai-landing > * { position: relative; z-index: 1; }
/* Шапка должна быть выше всех остальных секций */
#cx-ai-landing > .cx-topbar-wrap { z-index: 99000; }

/* ── Типографика ─────────────────────────────────────────────────────── */
#cx-ai-landing h1,
#cx-ai-landing h2,
#cx-ai-landing h3,
#cx-ai-landing h4 {
  font-family: 'Plus Jakarta Sans', Manrope, system-ui, sans-serif;
  font-weight: 700;
  color: var(--cx-text);
  letter-spacing: -.02em;
  margin: 0;
}
#cx-ai-landing h1 {
  font-size: clamp(28px, 3.4vw, 44px);
  line-height: 1.06;
  letter-spacing: -.035em;
  font-weight: 800;
  max-width: 640px;
  text-wrap: balance;
}
#cx-ai-landing h2 {
  font-size: clamp(22px, 2.4vw, 32px);
  line-height: 1.15;
  letter-spacing: -.025em;
  font-weight: 700;
  margin-bottom: 14px;
}
#cx-ai-landing h3 {
  font-size: 18px;
  line-height: 1.3;
  font-weight: 700;
  margin-bottom: 8px;
}
#cx-ai-landing p { margin: 0; }

.cx-container {
  width: min(calc(100% - 32px), var(--cx-container));
  margin: 0 auto;
}
.cx-section { padding: 80px 0; }
.cx-section--alt { background: var(--cx-bg-soft); }
.cx-section-header { max-width: 760px; margin-bottom: 40px; }
.cx-section-header h2 + .cx-muted { margin-top: 12px; }
.cx-muted { color: var(--cx-text-muted); font-size: 16px; line-height: 1.6; }

/* ── Eyebrow ─────────────────────────────────────────────────────────── */
.cx-eyebrow,
#cx-ai-landing .cx-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--cx-accent-soft);
  color: var(--cx-accent-3);
  border: 1px solid var(--cx-accent-line);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.cx-eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cx-accent);
  box-shadow: 0 0 0 4px var(--cx-accent-soft), 0 0 16px var(--cx-accent-glow);
}

/* ── Кнопки ──────────────────────────────────────────────────────────── */
.cx-actions, .cx-btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}
.cx-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 0 22px;
  border: 0;
  border-radius: 12px;
  font-family: inherit;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -.005em;
  cursor: pointer;
  position: relative;
  text-decoration: none;
  transition: transform .3s var(--cx-ease), box-shadow .3s var(--cx-ease), background .3s var(--cx-ease);
  white-space: nowrap;
}
.cx-btn-primary {
  background: linear-gradient(135deg, var(--cx-accent) 0%, #818CF8 100%);
  color: #fff;
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.18),
    0 1px 2px rgba(0,0,0,.08),
    0 12px 28px rgba(99,102,241,.30);
}
.cx-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.22),
    0 1px 2px rgba(0,0,0,.08),
    0 18px 38px rgba(99,102,241,.45),
    0 0 0 4px rgba(99,102,241,.16);
}
.cx-btn-secondary {
  background: var(--cx-surface-light);
  color: var(--cx-text);
  border: 1px solid var(--cx-border-light-h);
}
.cx-btn-secondary:hover {
  background: var(--cx-surface-soft);
  border-color: var(--cx-accent-line);
  transform: translateY(-2px);
}
.cx-btn[disabled],
.cx-btn:disabled { opacity: .45; pointer-events: none; }
.cx-btn-lg { min-height: 56px; padding: 0 32px; font-size: 16px; border-radius: 14px; }

/* ── Topbar (стеклянный плавающий, тёмный) ───────────────────────────── */
.cx-topbar-wrap {
  position: relative;
  padding-top: 92px;
  background: var(--cx-dark);
  z-index: 99000;
}
.cx-ai-light, .cx-ai-light-2, .cx-ai-light-3,
.cx-ai-beam, .cx-ai-beam-2 { display: none; }

#cx-ai-landing .cx-topbar {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 8px 14px 8px 18px;
  position: fixed;
  top: 14px;
  left: 50%;
  transform: translateX(-50%);
  width: min(calc(100% - 32px), 1280px);
  z-index: 99990;
  border-radius: var(--cx-r-lg);
  background: rgba(14, 17, 23, .82);
  border: 1px solid var(--cx-border-dark);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.04),
    0 18px 44px rgba(0,0,0,.45);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
}
#cx-ai-landing .cx-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  white-space: nowrap;
}
#cx-ai-landing .cx-brand-badge {
  width: 36px; height: 36px;
  padding: 4px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, rgba(255,255,255,.10), rgba(255,255,255,.03));
  border: 1px solid var(--cx-border-dark);
  overflow: hidden;
}
#cx-ai-landing .cx-brand-logo {
  width: 100%; height: 100%;
  object-fit: contain;
}
#cx-ai-landing .cx-brand-title {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 700;
  font-size: 15px;
  letter-spacing: -.01em;
  color: var(--cx-text-d);
}
#cx-ai-landing .cx-brand-divider {
  width: 1px;
  height: 24px;
  background: var(--cx-border-dark);
}
#cx-ai-landing .cx-brand-second .cx-brand-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--cx-text-d-muted);
}
#cx-ai-landing .cx-nav {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: nowrap;
  margin-left: auto;
}
#cx-ai-landing .cx-nav a {
  color: var(--cx-text-d-muted);
  font-size: 13px;
  font-weight: 500;
  white-space: nowrap;
  transition: color .25s var(--cx-ease);
}
#cx-ai-landing .cx-nav a:hover { color: var(--cx-text-d); }

#cx-ai-landing .cx-phone-link {
  font-weight: 600;
  color: var(--cx-text-d);
  padding-left: 16px;
  margin-left: 4px;
  border-left: 1px solid var(--cx-border-dark);
}

#cx-ai-landing .cx-nav .cx-login-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  padding: 0 16px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--cx-accent), #818CF8);
  border: 0;
  color: #fff;
  font-weight: 700;
  font-size: 13px;
  white-space: nowrap;
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.18),
    0 6px 18px var(--cx-accent-glow);
  transition: transform .25s var(--cx-ease), box-shadow .25s var(--cx-ease);
  margin-left: 4px;
}
#cx-ai-landing .cx-nav .cx-login-btn:hover {
  transform: translateY(-1px);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.22),
    0 12px 28px rgba(99,102,241,.45);
}

/* ── Hero (тёмная секция) ────────────────────────────────────────────── */
.cx-hero { padding: 24px 0 80px; background: var(--cx-dark); color: var(--cx-text-d); position: relative; overflow: hidden; }
#cx-ai-landing .cx-hero h1,
#cx-ai-landing .cx-hero h2,
#cx-ai-landing .cx-hero h3 { color: var(--cx-text-d); }
#cx-ai-landing .cx-hero h1 {
  font-size: clamp(26px, 2.6vw, 38px);
  line-height: 1.12;
  max-width: 100%;
}
#cx-ai-landing .cx-hero h1 b {
  font-weight: 800;
  /* Лёгкая подсветка ключевых слов indigo */
  background: linear-gradient(135deg, var(--cx-accent-2), #C7D2FE);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
#cx-ai-landing .cx-hero .cx-eyebrow { color: var(--cx-accent-2); }
#cx-ai-landing .cx-hero p,
#cx-ai-landing .cx-hero .cx-muted { color: var(--cx-text-d-muted); }
.cx-hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 56px;
  align-items: center;
}
#cx-ai-landing .cx-lead {
  font-size: clamp(15px, 1.1vw, 17px);
  color: var(--cx-text-d-muted);
  max-width: 540px;
  margin-top: 18px;
  line-height: 1.6;
}
#cx-ai-landing .cx-lead b {
  color: #ECEFF7;
  font-weight: 700;
}
#cx-ai-landing .cx-hero-note {
  margin-top: 14px;
  color: var(--cx-text-d-soft);
  font-size: 14px;
  max-width: 540px;
}
#cx-ai-landing .cx-hero-note b {
  color: #ECEFF7;
  font-weight: 700;
}

/* Плашки-преимущества под CTA в hero */
#cx-ai-landing .cx-hero-perks {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
#cx-ai-landing .cx-hero-perks li {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px 10px 12px;
  background: rgba(99, 102, 241, .10);
  border: 1px solid rgba(99, 102, 241, .26);
  border-radius: 999px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: transform .25s var(--cx-ease), background .25s var(--cx-ease), border-color .25s var(--cx-ease);
}
#cx-ai-landing .cx-hero-perks li:hover {
  transform: translateY(-2px);
  background: rgba(99, 102, 241, .16);
  border-color: rgba(129, 140, 248, .45);
}
#cx-ai-landing .cx-hero-perks__icon {
  width: 22px;
  height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--cx-accent-2);
  flex-shrink: 0;
}
#cx-ai-landing .cx-hero-perks__icon svg {
  width: 100%;
  height: 100%;
}
#cx-ai-landing .cx-hero-perks__text {
  font-size: 13.5px;
  line-height: 1.35;
  color: var(--cx-text-d-soft);
  letter-spacing: -.005em;
}
#cx-ai-landing .cx-hero-perks__text b {
  color: #ECEFF7;
  font-weight: 700;
}

/* Mesh-blob фон в hero */
.cx-hero::before {
  content: "";
  position: absolute;
  top: 0; left: -10%;
  width: 60vw; height: 60vw;
  max-width: 800px; max-height: 800px;
  background: radial-gradient(circle, var(--cx-accent) 0%, transparent 65%);
  filter: blur(120px);
  opacity: .25;
  pointer-events: none;
  animation: cxBlobFloat 18s ease-in-out infinite alternate;
  z-index: 0;
}
.cx-hero::after {
  content: "";
  position: absolute;
  bottom: -20%; right: -10%;
  width: 50vw; height: 50vw;
  max-width: 700px; max-height: 700px;
  background: radial-gradient(circle, #38BDF8 0%, transparent 65%);
  filter: blur(140px);
  opacity: .18;
  pointer-events: none;
  animation: cxBlobFloat2 22s ease-in-out infinite alternate;
  z-index: 0;
}
.cx-hero > * { position: relative; z-index: 1; }
@keyframes cxBlobFloat {
  0%   { transform: translate(0, 0) scale(1); }
  100% { transform: translate(80px, 60px) scale(1.1); }
}
@keyframes cxBlobFloat2 {
  0%   { transform: translate(0, 0) scale(1); }
  100% { transform: translate(-60px, -40px) scale(1.05); }
}

/* ── Карточки на светлом ─────────────────────────────────────────────── */
.cx-card {
  background: var(--cx-surface-light);
  border: 1px solid var(--cx-border-light);
  border-radius: var(--cx-r-xl);
  padding: 28px;
  transition: transform .35s var(--cx-ease), border-color .35s var(--cx-ease), box-shadow .35s var(--cx-ease);
  position: relative;
}
.cx-card:hover {
  transform: translateY(-4px);
  border-color: var(--cx-accent-line);
  box-shadow: var(--cx-shadow-md);
}
#cx-ai-landing .cx-grid-3,
#cx-ai-landing .cx-grid-4 { display: grid; gap: 20px; }
#cx-ai-landing .cx-grid-3 { grid-template-columns: repeat(3, 1fr); }
#cx-ai-landing .cx-grid-4 { grid-template-columns: repeat(4, 1fr); }

#cx-ai-landing .cx-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--cx-accent-soft);
  border: 1px solid var(--cx-accent-line);
  display: grid;
  place-items: center;
  margin-bottom: 16px;
  transition: transform .3s var(--cx-ease), background .3s var(--cx-ease);
}
.cx-card:hover .cx-icon {
  transform: scale(1.06);
  background: rgba(99,102,241,.18);
}
#cx-ai-landing .cx-icon svg {
  width: 22px; height: 22px;
  fill: none;
  stroke: var(--cx-accent);
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ── Тарифы ──────────────────────────────────────────────────────────── */
.cx-tariffs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  align-items: stretch;
}
#cx-ai-landing .cx-tariff {
  display: flex;
  flex-direction: column;
  background: var(--cx-surface-light);
  border: 1px solid var(--cx-border-light);
  border-radius: var(--cx-r-xl);
  padding: 28px 26px;
  transition: transform .35s var(--cx-ease), border-color .35s var(--cx-ease), box-shadow .35s var(--cx-ease);
  position: relative;
}
#cx-ai-landing .cx-tariff:hover {
  transform: translateY(-4px);
  border-color: var(--cx-accent-line);
  box-shadow: var(--cx-shadow-md);
}
#cx-ai-landing .cx-tariff.featured {
  background: linear-gradient(180deg, rgba(99,102,241,.06) 0%, rgba(99,102,241,.01) 100%);
  border-color: var(--cx-accent-line);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.6),
    0 0 0 1px rgba(99,102,241,.20),
    0 20px 50px rgba(99,102,241,.18);
}
#cx-ai-landing .cx-tariff.featured:hover {
  border-color: rgba(99,102,241,.40);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.8),
    0 0 0 1px rgba(99,102,241,.30),
    0 28px 70px rgba(99,102,241,.25);
}
#cx-ai-landing .cx-chip {
  display: inline-block;
  padding: 5px 12px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--cx-accent), #818CF8);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 14px;
  align-self: flex-start;
  white-space: nowrap;
  box-shadow: 0 8px 18px var(--cx-accent-glow);
}
#cx-ai-landing .cx-tariff-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--cx-text-soft);
  letter-spacing: .04em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
#cx-ai-landing .cx-tariff-sublabel {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 13px;
  font-weight: 600;
  color: var(--cx-accent);
  margin-top: -8px;
  margin-bottom: 12px;
  letter-spacing: -.005em;
}
#cx-ai-landing .cx-tariff-price {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px;
  margin-bottom: 14px;
  min-height: 56px;
}
#cx-ai-landing .cx-tariff-price strong {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: clamp(24px, 2.4vw, 30px);
  font-weight: 800;
  color: var(--cx-text);
  letter-spacing: -.025em;
}
#cx-ai-landing .cx-tariff-price span {
  color: var(--cx-text-soft);
  font-size: 13px;
}
#cx-ai-landing .cx-tariff p { color: var(--cx-text-muted); font-size: 14px; line-height: 1.55; }
#cx-ai-landing .cx-tariff-list {
  list-style: none;
  margin: 16px 0 22px;
  padding: 0;
  display: grid;
  gap: 8px;
  flex: 1;
}
#cx-ai-landing .cx-tariff-list li {
  position: relative;
  padding-left: 22px;
  color: var(--cx-text-muted);
  font-size: 14px;
  line-height: 1.5;
}
#cx-ai-landing .cx-tariff-list li::before {
  content: "";
  position: absolute;
  left: 0; top: 4px;
  width: 12px; height: 7px;
  border-left: 2px solid var(--cx-accent);
  border-bottom: 2px solid var(--cx-accent);
  transform: rotate(-45deg);
  border-radius: 1px;
}

/* ── Плашка с особыми условиями под тарифами ─────────────────────────── */
#cx-ai-landing .cx-tariff-note {
  margin-top: 28px;
  background: linear-gradient(135deg, rgba(99, 102, 241, .06) 0%, rgba(129, 140, 248, .03) 100%);
  border: 1px solid var(--cx-accent-line);
  border-radius: var(--cx-r-xl);
  padding: 8px 24px;
}
#cx-ai-landing .cx-tariff-note__row {
  display: grid;
  grid-template-columns: 44px 1fr auto;
  align-items: center;
  gap: 18px;
  padding: 18px 0;
}
#cx-ai-landing .cx-tariff-note__icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--cx-accent), #818CF8);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 14px var(--cx-accent-glow);
  flex-shrink: 0;
}
#cx-ai-landing .cx-tariff-note__icon svg {
  width: 22px;
  height: 22px;
}
#cx-ai-landing .cx-tariff-note__title {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 15px;
  font-weight: 700;
  color: var(--cx-text);
  margin-bottom: 4px;
  letter-spacing: -.005em;
}
#cx-ai-landing .cx-tariff-note__title b {
  color: var(--cx-accent);
}
#cx-ai-landing .cx-tariff-note__sub {
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--cx-text-muted);
}
#cx-ai-landing .cx-tariff-note__sub a {
  color: var(--cx-accent);
  font-weight: 600;
  text-decoration: none;
}
#cx-ai-landing .cx-tariff-note__sub a:hover {
  text-decoration: underline;
}
#cx-ai-landing .cx-tariff-note__btn {
  white-space: nowrap;
  padding: 10px 18px;
  font-size: 13.5px;
}
#cx-ai-landing .cx-tariff-note__divider {
  height: 1px;
  background: var(--cx-border-light);
}

@media (max-width: 760px) {
  #cx-ai-landing .cx-tariff-note {
    padding: 4px 16px;
  }
  #cx-ai-landing .cx-tariff-note__row {
    grid-template-columns: 40px 1fr;
    gap: 14px;
    padding: 16px 0;
  }
  #cx-ai-landing .cx-tariff-note__icon {
    width: 40px;
    height: 40px;
  }
  #cx-ai-landing .cx-tariff-note__btn {
    grid-column: 1 / -1;
    width: 100%;
    margin-top: 4px;
    min-height: 44px;
  }
  #cx-ai-landing .cx-tariff-note__title { font-size: 14px; }
  #cx-ai-landing .cx-tariff-note__sub { font-size: 13px; }
}

/* ── FAQ ─────────────────────────────────────────────────────────────── */
.cx-faq {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.cx-faq-card {
  background: var(--cx-surface-light);
  border: 1px solid var(--cx-border-light);
  border-radius: var(--cx-r-lg);
  padding: 24px;
  transition: border-color .3s var(--cx-ease), box-shadow .3s var(--cx-ease);
}
.cx-faq-card:hover {
  border-color: var(--cx-accent-line);
  box-shadow: var(--cx-shadow-sm);
}
.cx-faq-card h3 { font-size: 16px; margin-bottom: 8px; }
.cx-faq-card p { color: var(--cx-text-muted); font-size: 14px; line-height: 1.6; }

/* ── Footer (тёмный) ─────────────────────────────────────────────────── */
.cx-footer-wrap {
  background: var(--cx-dark);
  color: var(--cx-text-d);
  border-top: 1px solid var(--cx-border-dark);
  margin-top: 60px;
}
.cx-footer { padding: 60px 0 32px; }
.cx-footer-grid {
  display: grid;
  grid-template-columns: 1.4fr .8fr .8fr;
  gap: 32px;
  margin-bottom: 36px;
}
.cx-footer-card h3 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--cx-text-d);
  margin-bottom: 16px;
}
.cx-footer-card p { color: var(--cx-text-d-muted); font-size: 14px; line-height: 1.6; }
.cx-footer-card ul { list-style: none; padding: 0; display: grid; gap: 10px; }
.cx-footer-card a { color: var(--cx-text-d-muted); font-size: 14px; transition: color .25s var(--cx-ease); }
.cx-footer-card a:hover { color: var(--cx-text-d); }
.cx-footer-bottom {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 24px;
  border-top: 1px solid var(--cx-border-dark);
  font-size: 13px;
  color: var(--cx-text-d-soft);
}

/* ── Doc modal ───────────────────────────────────────────────────────── */
.cx-doc-modal {
  position: fixed;
  inset: 0;
  z-index: 99999;
  opacity: 0;
  visibility: hidden;
  transition: opacity .3s var(--cx-ease), visibility .3s var(--cx-ease);
}
.cx-doc-modal.is-open { opacity: 1; visibility: visible; }
.cx-doc-modal__overlay {
  position: absolute; inset: 0;
  background: rgba(10, 12, 16, .80);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.cx-doc-modal__window {
  position: relative;
  width: min(96%, 980px);
  margin: 24px auto;
  height: calc(100vh - 48px);
  background: #fff;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 30px 80px rgba(0,0,0,.55);
}
.cx-doc-modal__close {
  position: absolute;
  top: 12px; right: 12px;
  z-index: 2;
  width: 36px; height: 36px;
  border: none;
  border-radius: 50%;
  background: rgba(255,255,255,.95);
  color: #0A0C10;
  box-shadow: 0 4px 16px rgba(0,0,0,.20);
  cursor: pointer;
  font-size: 20px;
  line-height: 1;
}

body.cx-doc-open { overflow: hidden; }

/* ── Cookie banner ───────────────────────────────────────────────────── */
.cx-cookie-banner {
  position: fixed;
  left: 16px; right: 16px;
  bottom: 16px;
  z-index: 99998;
  display: none;
}
.cx-cookie-banner.is-visible { display: block; }
.cx-cookie-card {
  max-width: 980px;
  margin: 0 auto;
  background: #fff;
  border: 1px solid var(--cx-border-light-h);
  border-radius: var(--cx-r-lg);
  box-shadow: var(--cx-shadow-lg);
  padding: 18px 22px;
}
.cx-cookie-row {
  display: flex;
  gap: 18px;
  align-items: center;
  justify-content: space-between;
}
.cx-cookie-text {
  font-size: 14px;
  line-height: 1.55;
  color: var(--cx-text-muted);
}
.cx-cookie-text a {
  color: var(--cx-accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.cx-cookie-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  flex: 0 0 auto;
}
.cx-cookie-btn {
  min-height: 40px;
  padding: 0 18px;
  border-radius: 10px;
  border: 1px solid var(--cx-border-light-h);
  cursor: pointer;
  font-weight: 600;
  font-size: 14px;
  font-family: inherit;
  background: #fff;
  color: var(--cx-text);
  transition: transform .25s var(--cx-ease), background .25s var(--cx-ease), box-shadow .25s var(--cx-ease);
}
.cx-cookie-btn-primary {
  background: linear-gradient(135deg, var(--cx-accent), #818CF8);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 8px 18px var(--cx-accent-glow);
}
.cx-cookie-btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 26px rgba(99,102,241,.45);
}
.cx-cookie-btn-secondary:hover { background: var(--cx-bg-soft); }

/* ── Анимация появления при скролле ──────────────────────────────────── */
.cx-reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .8s var(--cx-ease), transform .8s var(--cx-ease);
}
.cx-reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
  }
  .cx-reveal { opacity: 1; transform: none; }
}

/* ── Бургер-меню (только на мобилке) ──────────────────────────────────── */
.cx-burger {
  display: none;
  width: 40px;
  height: 40px;
  margin-left: auto;
  border: 0;
  background: transparent;
  cursor: pointer;
  padding: 0;
  position: relative;
  flex-shrink: 0;
}
.cx-burger span {
  display: block;
  position: absolute;
  left: 8px;
  width: 24px;
  height: 2px;
  background: var(--cx-text-d);
  border-radius: 2px;
  transition: transform .25s var(--cx-ease), opacity .25s var(--cx-ease), top .25s var(--cx-ease);
}
.cx-burger span:nth-child(1) { top: 13px; }
.cx-burger span:nth-child(2) { top: 19px; }
.cx-burger span:nth-child(3) { top: 25px; }
.cx-burger.is-open span:nth-child(1) { top: 19px; transform: rotate(45deg); }
.cx-burger.is-open span:nth-child(2) { opacity: 0; }
.cx-burger.is-open span:nth-child(3) { top: 19px; transform: rotate(-45deg); }

/* ── Адаптив ──────────────────────────────────────────────────────────── */
@media (max-width: 1280px) {
  #cx-ai-landing .cx-nav { gap: 12px; }
  #cx-ai-landing .cx-nav a { font-size: 12.5px; }
  #cx-ai-landing .cx-phone-link { display: none; }
}
@media (max-width: 1100px) {
  #cx-ai-landing .cx-brand-divider,
  #cx-ai-landing .cx-brand-second { display: none; }
}
@media (max-width: 960px) {
  .cx-hero-grid { grid-template-columns: 1fr; gap: 36px; }
  #cx-ai-landing .cx-grid-3 { grid-template-columns: 1fr 1fr; }
  #cx-ai-landing .cx-grid-4 { grid-template-columns: 1fr 1fr; }
  .cx-tariffs { grid-template-columns: 1fr 1fr; }
  .cx-faq { grid-template-columns: 1fr; }
  .cx-footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 860px) {
  /* На мобиле — бургер вместо горизонтального меню */
  .cx-burger { display: block; }

  #cx-ai-landing .cx-topbar { padding: 6px 10px 6px 14px; }

  #cx-ai-landing .cx-nav {
    position: fixed;
    top: 64px;
    left: 16px;
    right: 16px;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: 14px;
    background: #0E1117;
    border: 1px solid var(--cx-border-dark-h);
    border-radius: var(--cx-r-lg);
    box-shadow: 0 24px 60px rgba(0,0,0,.65);
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: transform .25s var(--cx-ease), opacity .25s var(--cx-ease);
    margin-left: 0;
    z-index: 99989;
    max-height: calc(100vh - 90px);
    overflow-y: auto;
  }
  #cx-ai-landing .cx-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  #cx-ai-landing .cx-nav a {
    display: block;
    padding: 12px 14px;
    font-size: 15px;
    border-radius: 10px;
    color: var(--cx-text-d-muted);
  }
  #cx-ai-landing .cx-nav a:hover,
  #cx-ai-landing .cx-nav a:active {
    background: rgba(255,255,255,.05);
    color: var(--cx-text-d);
  }
  #cx-ai-landing .cx-phone-link {
    display: block !important;
    padding: 12px 14px;
    border-left: 0;
    border-top: 1px solid var(--cx-border-dark);
    margin-top: 6px;
    margin-left: 0;
    padding-left: 14px;
  }
  #cx-ai-landing .cx-nav .cx-login-btn {
    margin-top: 6px;
    margin-left: 0;
    width: 100%;
    min-height: 44px;
    font-size: 14px;
  }
}
@media (max-width: 760px) {
  .cx-section { padding: 56px 0; }
  #cx-ai-landing .cx-grid-3,
  #cx-ai-landing .cx-grid-4 { grid-template-columns: 1fr; }
  .cx-tariffs { grid-template-columns: 1fr; }
  .cx-footer-grid { grid-template-columns: 1fr; }
}