:root {
  --bg: #f4f7fc;
  --surface: #ffffff;
  --surface-2: #eef2ff;
  --ink: #111733;
  --ink-2: #242735;
  --muted: #657188;
  --line: #dde4f2;
  --brand: #3b36a6;
  --brand-2: #5b4fe0;
  --brand-3: #10154b;
  --graphite: #232428;
  --aqua: #18a6d8;
  --green: #2fad74;
  --warning: #f3b449;
  --shadow: 0 22px 70px rgba(16, 21, 75, .13);
  --shadow-soft: 0 16px 42px rgba(16, 21, 75, .08);
  --radius-xl: 34px;
  --radius-lg: 26px;
  --radius-md: 18px;
  --container: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 10% 4%, rgba(91, 79, 224, .16), transparent 30rem),
    radial-gradient(circle at 92% 8%, rgba(24, 166, 216, .12), transparent 26rem),
    linear-gradient(180deg, #fbfcff 0%, var(--bg) 45%, #eef2f8 100%);
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
}
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
img { max-width: 100%; height: auto; }
.container { width: min(var(--container), calc(100% - 40px)); margin: 0 auto; }
.section { padding: 86px 0; }
.section-first { padding: 74px 0 34px; }
h1, h2, h3, p { margin-top: 0; }
h1 {
  margin: 18px 0 22px;
  max-width: 680px;
  color: var(--brand-3);
  font-size: clamp(44px, 5.2vw, 78px);
  line-height: .97;
  letter-spacing: -.06em;
}
h2 {
  margin: 16px 0 15px;
  color: var(--brand-3);
  font-size: clamp(32px, 3.45vw, 52px);
  line-height: 1.04;
  letter-spacing: -.05em;
}
h3 {
  margin: 0 0 10px;
  color: var(--brand-3);
  font-size: 22px;
  line-height: 1.16;
  letter-spacing: -.03em;
}
p { color: var(--muted); }

.topbar {
  min-height: 36px;
  color: rgba(255,255,255,.8);
  background: linear-gradient(90deg, var(--brand-3), #201a72 48%, var(--brand));
  font-size: 13px;
}
.topbar__inner,
.topbar__left,
.topbar__right {
  display: flex;
  align-items: center;
  gap: 14px;
}
.topbar__inner { min-height: 36px; justify-content: space-between; }
.topbar a { color: #fff; font-weight: 760; }
.status-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 5px rgba(47,173,116,.16); }
.topbar__sep { width: 1px; height: 14px; background: rgba(255,255,255,.2); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 80;
  background: rgba(255,255,255,.86);
  border-bottom: 1px solid rgba(221,228,242,.8);
  backdrop-filter: blur(18px);
}
.header__inner {
  min-height: 82px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 26px;
}
.logo {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
  width: 240px;
  padding: 7px 8px;
  border-radius: 16px;
  background: rgba(255,255,255,.65);
  transition: transform .2s ease;
}
.logo:hover { transform: translateY(-1px); }
.logo img { display: block; width: 100%; }
.desktop-nav { flex: 1; display: flex; justify-content: center; }
.nav-list { display: flex; align-items: center; gap: 25px; padding: 0; margin: 0; list-style: none; }
.nav-item { position: relative; }
.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  border: 0;
  background: transparent;
  color: #29304a;
  font-weight: 780;
  font-size: 15px;
  cursor: pointer;
  white-space: nowrap;
}
.nav-link svg { width: 16px; height: 16px; transition: transform .2s ease; }
.has-dropdown:hover .nav-link svg,
.has-dropdown.is-open .nav-link svg { transform: rotate(180deg); }
.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: -11px;
  height: 2px;
  border-radius: 2px;
  background: var(--brand);
  transition: right .2s ease;
}
.nav-link:hover::after,
.has-dropdown:hover .nav-link::after,
.has-dropdown.is-open .nav-link::after { right: 0; }
.header-actions { display: flex; align-items: center; gap: 14px; }
.header-phone { display: flex; flex-direction: column; align-items: flex-end; color: var(--brand-3); line-height: 1.1; white-space: nowrap; }
.header-phone b { font-size: 16px; }
.header-phone span { margin-top: 4px; color: var(--muted); font-size: 12px; font-weight: 650; }
.dropdown {
  position: absolute;
  top: calc(100% + 24px);
  left: 50%;
  width: min(720px, calc(100vw - 48px));
  padding: 16px;
  border: 1px solid rgba(221,228,242,.96);
  border-radius: 26px;
  background: rgba(255,255,255,.96);
  box-shadow: 0 30px 90px rgba(16,21,75,.18);
  backdrop-filter: blur(18px);
  transform: translateX(-50%) translateY(10px);
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s ease, transform .2s ease;
}
.dropdown::before { content: ""; position: absolute; inset: -28px 0 auto; height: 30px; }
.has-dropdown:hover .dropdown,
.has-dropdown.is-open .dropdown { opacity: 1; pointer-events: auto; transform: translateX(-50%) translateY(0); }
.dropdown__grid { display: grid; grid-template-columns: 1.1fr 1fr 1fr; gap: 12px; }
.dropdown-card,
.dropdown-sublist {
  display: block;
  min-height: 112px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: #f8faff;
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.dropdown-card:hover { transform: translateY(-2px); box-shadow: 0 16px 30px rgba(16,21,75,.1); border-color: rgba(91,79,224,.3); }
.dropdown-card--featured { color: #fff; background: linear-gradient(135deg, var(--brand-3), var(--brand)); border-color: transparent; }
.dropdown-card__icon { display: grid; place-items: center; width: 38px; height: 38px; margin-bottom: 12px; border-radius: 13px; color: var(--brand); background: #fff; font-weight: 900; }
.dropdown-card:not(.dropdown-card--featured) .dropdown-card__icon { background: #eef2ff; }
.dropdown-card__title { display: block; margin-bottom: 5px; font-size: 17px; font-weight: 880; color: inherit; }
.dropdown-card__text { display: block; color: rgba(255,255,255,.72); font-size: 13px; line-height: 1.35; }
.dropdown-card:not(.dropdown-card--featured) .dropdown-card__text { color: var(--muted); }
.dropdown-sublist { display: flex; flex-direction: column; gap: 10px; background: #fff; }
.dropdown-sublist a { padding: 10px 12px; border-radius: 14px; color: var(--brand-3); font-weight: 760; font-size: 14px; background: #f3f6fd; }
.dropdown-sublist a:hover { color: var(--brand); background: #eef2ff; }
.burger { display: none; width: 46px; height: 46px; border: 0; border-radius: 15px; background: #eef2ff; cursor: pointer; }
.burger span { display: block; width: 20px; height: 2px; margin: 5px auto; border-radius: 2px; background: var(--brand); transition: transform .2s ease, opacity .2s ease; }
body.menu-open .burger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
body.menu-open .burger span:nth-child(2) { opacity: 0; }
body.menu-open .burger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.mobile-menu { display: none; }

.btn {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 850;
  cursor: pointer;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { color: #fff; background: linear-gradient(135deg, var(--brand), var(--brand-2)); box-shadow: 0 16px 34px rgba(59,54,166,.28); }
.btn-secondary { color: var(--brand); background: rgba(255,255,255,.86); border-color: rgba(91,79,224,.22); box-shadow: 0 12px 26px rgba(16,21,75,.08); }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 13px;
  border: 1px solid rgba(91,79,224,.14);
  border-radius: 999px;
  color: var(--brand);
  background: rgba(91,79,224,.08);
  font-weight: 780;
  font-size: 13px;
}
.eyebrow::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 5px rgba(47,173,116,.14); }
.eyebrow--dark { color: #fff; border-color: rgba(255,255,255,.18); background: rgba(255,255,255,.1); }

.hero__grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(420px, .95fr); gap: 50px; align-items: center; }
.hero__lead { max-width: 680px; color: #47536b; font-size: clamp(18px, 2.1vw, 22px); }
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin: 30px 0 23px; }
.hero__note { display: flex; align-items: flex-start; gap: 10px; max-width: 660px; color: #536078; font-size: 15px; }
.hero__note span { display: grid; place-items: center; flex: 0 0 22px; height: 22px; border-radius: 50%; color: var(--green); background: rgba(47,173,116,.13); font-weight: 900; }
.hero-visual { position: relative; min-height: 575px; display: flex; align-items: center; justify-content: center; }
.system-card {
  position: relative;
  width: min(100%, 560px);
  padding: 20px;
  border: 1px solid rgba(221,228,242,.95);
  border-radius: 34px;
  background: rgba(255,255,255,.78);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}
.system-card::before {
  content: "";
  position: absolute;
  top: -54px;
  right: 32px;
  width: 210px;
  height: 210px;
  border-radius: 44px;
  background: rgba(59,54,166,.12);
  transform: rotate(10deg);
  z-index: -1;
}
.building-panel {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1.25fr 1fr;
  align-items: end;
  gap: 15px;
  height: 295px;
  padding: 34px 30px 68px;
  overflow: hidden;
  border-radius: 28px;
  background:
    radial-gradient(circle at 82% 16%, rgba(255,255,255,.18), transparent 12rem),
    linear-gradient(135deg, #161a56, #3b36a6 54%, #7d86c5);
  box-shadow: inset 0 -30px 58px rgba(12,16,58,.28);
}
.tower { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; padding: 15px; border-radius: 18px 18px 4px 4px; background: rgba(255,255,255,.16); border: 1px solid rgba(255,255,255,.22); }
.tower i { display: block; min-height: 22px; border-radius: 5px; background: rgba(255,255,255,.33); }
.tower--small { height: 150px; }
.tower--big { height: 210px; }
.tower--mid { height: 174px; }
.yard-line { position: absolute; left: 28px; right: 28px; bottom: 23px; height: 52px; border: 1px solid rgba(255,255,255,.25); border-radius: 18px; background: linear-gradient(90deg, rgba(47,173,116,.36), rgba(24,166,216,.30)); }
.camera-pin { position: absolute; display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; color: var(--brand); background: #fff; box-shadow: 0 14px 24px rgba(7,13,40,.25); font-size: 12px; }
.pin-1 { left: 62px; top: 44px; }
.pin-2 { left: 240px; bottom: 72px; }
.pin-3 { right: 80px; top: 75px; }
.pin-4 { right: 36px; bottom: 42px; }
.hero-cards { display: grid; grid-template-columns: 1.1fr .9fr; gap: 15px; margin-top: 16px; }
.hero-card { padding: 18px; border-radius: 22px; background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow-soft); }
.hero-card--dark { color: #fff; background: var(--brand-3); border-color: transparent; }
.hero-card h3 { color: inherit; font-size: 18px; }
.hero-card ul { margin: 0; padding-left: 18px; color: var(--muted); font-size: 14px; }
.hero-card--dark ul { color: rgba(255,255,255,.78); }

.stats { padding: 22px 0 44px; }
.stats__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.stat-card { padding: 24px; border: 1px solid rgba(221,228,242,.94); border-radius: 24px; background: rgba(255,255,255,.82); box-shadow: 0 12px 28px rgba(16,21,75,.055); }
.stat-card strong { display: block; color: var(--brand); font-size: 34px; line-height: 1; letter-spacing: -.045em; }
.stat-card span { display: block; margin-top: 9px; color: var(--muted); font-size: 14px; }

.focus { background: linear-gradient(180deg, rgba(255,255,255,.45), rgba(255,255,255,0)); }
.focus__grid { display: grid; grid-template-columns: .92fr 1.08fr; gap: 26px; }
.focus-main { position: relative; min-height: 450px; padding: 38px; overflow: hidden; border-radius: 34px; color: #fff; background: linear-gradient(135deg, var(--brand-3), var(--brand)); box-shadow: var(--shadow); }
.focus-main::after { content: ""; position: absolute; right: -90px; bottom: -90px; width: 250px; height: 250px; border: 36px solid rgba(255,255,255,.075); border-radius: 50%; }
.focus-main h2 { color: #fff; }
.focus-main p { color: rgba(255,255,255,.78); font-size: 18px; }
.focus-list { display: grid; gap: 13px; margin-top: 28px; }
.focus-list div { display: grid; grid-template-columns: 28px 1fr; gap: 10px; padding: 14px; border: 1px solid rgba(255,255,255,.12); border-radius: 18px; background: rgba(255,255,255,.08); }
.focus-list span { grid-row: span 2; display: grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; color: var(--green); background: rgba(255,255,255,.12); font-weight: 900; }
.focus-list b { color: #fff; }
.focus-list small { color: rgba(255,255,255,.72); }
.zone-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.zone-card, .info-card, .service-card, .case-card, .faq-list details { border: 1px solid rgba(221,228,242,.95); border-radius: 26px; background: #fff; box-shadow: var(--shadow-soft); }
.zone-card { min-height: 215px; padding: 26px; }
.zone-card span, .service-card > span, .info-card > span { display: grid; place-items: center; width: 48px; height: 48px; margin-bottom: 17px; border-radius: 16px; color: var(--brand); background: #eef2ff; font-weight: 900; }
.zone-card p, .info-card p, .service-card p { margin-bottom: 0; }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 34px; margin-bottom: 34px; }
.section-head p { max-width: 550px; font-size: 18px; }
.audience-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.info-card { min-height: 205px; padding: 26px; }
.info-card > span { width: auto; min-width: 48px; display: inline-grid; padding: 0 10px; }
.services { background: #fff; }
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.service-card { position: relative; min-height: 275px; padding: 28px; overflow: hidden; transition: transform .2s ease, box-shadow .2s ease; }
.service-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.service-card::before { content: ""; position: absolute; top: -44px; right: -40px; width: 126px; height: 126px; border-radius: 40px; background: rgba(91,79,224,.1); transform: rotate(14deg); }
.service-card a { display: inline-flex; margin-top: 20px; color: var(--brand); font-weight: 850; }
.service-card--featured { color: #fff; background: linear-gradient(135deg, var(--brand-3), var(--brand)); border-color: transparent; }
.service-card--featured h3, .service-card--featured a { color: #fff; }
.service-card--featured p { color: rgba(255,255,255,.75); }
.service-card--featured > span { background: rgba(255,255,255,.12); color: #fff; }
.price-section { padding-top: 72px; }
.price-card { display: grid; grid-template-columns: .92fr 1.08fr; gap: 36px; align-items: center; padding: 42px; border: 1px solid rgba(221,228,242,.95); border-radius: 34px; background: radial-gradient(circle at 90% 18%, rgba(243,180,73,.20), transparent 16rem), linear-gradient(135deg, #fff, #f8faff); box-shadow: var(--shadow-soft); }
.price-card__text p { font-size: 18px; }
.factor-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.factor-grid div { display: flex; align-items: center; gap: 10px; padding: 14px; border: 1px solid var(--line); border-radius: 16px; background: #fff; color: #3f4962; font-weight: 720; font-size: 14px; }
.factor-grid span { color: var(--brand); font-weight: 900; }
.steps-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px; padding: 12px; border: 1px solid rgba(221,228,242,.95); border-radius: 30px; background: #fff; box-shadow: var(--shadow-soft); }
.step-card { min-height: 185px; padding: 22px; border: 1px solid #edf1fb; border-radius: 22px; background: #f8faff; }
.step-card b { display: grid; place-items: center; width: 36px; height: 36px; margin-bottom: 16px; color: #fff; border-radius: 50%; background: var(--brand); }
.step-card h3 { font-size: 18px; }
.step-card p { margin-bottom: 0; font-size: 14px; }
.cases { background: linear-gradient(180deg, #fff 0%, #f5f7fb 100%); }
.cases-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.case-card { overflow: hidden; }
.case-image { position: relative; height: 180px; background: linear-gradient(135deg, rgba(16,21,75,.18), rgba(91,79,224,.09)), linear-gradient(135deg, #dce2f2, #aeb8da); }
.case-image::before { content: ""; position: absolute; inset: 34px 28px 0; border: 1px solid rgba(255,255,255,.46); border-radius: 18px 18px 0 0; background: linear-gradient(180deg, rgba(255,255,255,.72), rgba(255,255,255,.22)); }
.case-image::after { content: "●"; position: absolute; top: 28px; right: 32px; display: grid; place-items: center; width: 38px; height: 38px; color: var(--brand); border-radius: 50%; background: #fff; box-shadow: 0 12px 24px rgba(16,21,75,.22); font-size: 12px; }
.case-body { padding: 24px; }
.case-body p { margin-bottom: 18px; }
.case-body div { display: flex; gap: 8px; flex-wrap: wrap; }
.case-body span { padding: 7px 10px; border-radius: 999px; color: var(--brand); background: #eef2ff; font-size: 12px; font-weight: 800; }
.trust-layout { display: grid; grid-template-columns: .75fr 1.25fr; gap: 30px; align-items: center; }
.client-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
.client-grid div { display: grid; place-items: center; min-height: 78px; padding: 14px; border: 1px solid var(--line); border-radius: 18px; background: #fff; box-shadow: 0 10px 24px rgba(16,21,75,.045); color: #46536d; font-weight: 850; text-align: center; }
.faq__grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 34px; align-items: start; }
.faq-list { display: grid; gap: 12px; }
.faq-list details { padding: 20px 22px; }
.faq-list summary { display: flex; justify-content: space-between; gap: 16px; color: var(--brand-3); font-weight: 850; cursor: pointer; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; color: var(--brand); font-size: 24px; line-height: 1; }
.faq-list details[open] summary::after { content: "−"; }
.faq-list p { margin: 14px 0 0; }
.request { padding-bottom: 90px; }
.request-card { position: relative; display: grid; grid-template-columns: .92fr 1.08fr; gap: 34px; align-items: center; padding: 42px; overflow: hidden; color: #fff; border-radius: 36px; background: radial-gradient(circle at 82% 2%, rgba(24,166,216,.28), transparent 24rem), linear-gradient(135deg, var(--brand-3), var(--brand)); box-shadow: var(--shadow); }
.request-card::before { content: ""; position: absolute; left: -70px; bottom: -90px; width: 260px; height: 260px; border: 36px solid rgba(255,255,255,.06); border-radius: 50%; }
.request-card__copy { position: relative; z-index: 1; }
.request-card h2 { color: #fff; }
.request-card p { color: rgba(255,255,255,.78); font-size: 18px; }
.request-card small { color: rgba(255,255,255,.62); }
.lead-form { position: relative; z-index: 1; padding: 24px; border-radius: 28px; color: var(--ink); background: rgba(255,255,255,.96); box-shadow: 0 24px 58px rgba(7,13,40,.22); }
.form-row { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.lead-form label { display: flex; flex-direction: column; gap: 7px; color: #3c465d; font-size: 13px; font-weight: 800; }
.lead-form input, .lead-form select, .lead-form textarea { width: 100%; margin-bottom: 12px; padding: 13px 14px; border: 1px solid #d9e1ee; border-radius: 14px; color: var(--ink); background: #f8faff; outline: none; transition: border-color .2s ease, box-shadow .2s ease; }
.lead-form textarea { min-height: 88px; resize: vertical; }
.lead-form input:focus, .lead-form select:focus, .lead-form textarea:focus { border-color: rgba(91,79,224,.65); box-shadow: 0 0 0 4px rgba(91,79,224,.1); }
.checkbox { flex-direction: row !important; align-items: flex-start; gap: 10px !important; color: var(--muted) !important; font-size: 12px !important; }
.checkbox input { width: 16px; margin: 1px 0 0 !important; }
.lead-form .btn { width: 100%; }
.form-status { min-height: 20px; margin: 12px 0 0; color: var(--green); font-weight: 800; font-size: 13px; }
.footer { padding: 54px 0 86px; background: #10154b; color: #fff; }
.footer__grid { display: grid; grid-template-columns: 1.25fr .8fr .8fr .8fr; gap: 34px; }
.footer__logo { width: 230px; margin-bottom: 17px; padding: 8px; border-radius: 14px; background: #fff; }
.footer h3 { color: #fff; font-size: 17px; }
.footer p, .footer a, .footer span { display: block; color: rgba(255,255,255,.75); margin-bottom: 9px; }
.mobile-sticky { display: none; }
.reveal { opacity: 0; transform: translateY(16px); transition: opacity .5s ease, transform .5s ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (max-width: 1180px) {
  .header-phone { display: none; }
  .steps-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 1024px) {
  .desktop-nav { display: none; }
  .burger { display: block; }
  .header-actions .btn { display: none; }
  .mobile-menu { display: block; position: fixed; inset: 118px 0 auto; max-height: calc(100vh - 118px); overflow: auto; border-top: 1px solid var(--line); background: rgba(255,255,255,.96); box-shadow: 0 32px 70px rgba(16,21,75,.14); transform: translateY(-110%); opacity: 0; pointer-events: none; transition: transform .25s ease, opacity .25s ease; backdrop-filter: blur(16px); }
  body.menu-open .mobile-menu { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .mobile-menu__inner { width: min(var(--container), calc(100% - 40px)); margin: 0 auto; padding: 22px 0 26px; display: grid; gap: 10px; }
  .mobile-menu a, .mobile-services summary { padding: 15px 16px; border-radius: 18px; color: var(--brand-3); background: #f4f7fc; font-weight: 850; cursor: pointer; }
  .mobile-services { border: 0; }
  .mobile-services summary { list-style: none; display: flex; justify-content: space-between; }
  .mobile-services summary::-webkit-details-marker { display: none; }
  .mobile-services summary::after { content: "+"; color: var(--brand); }
  .mobile-services[open] summary::after { content: "−"; }
  .mobile-services__body { display: grid; gap: 8px; margin-top: 8px; padding-left: 12px; }
  .mobile-services__body a { background: #fff; border: 1px solid var(--line); }
  .mobile-services__body .mobile-sub { color: #4b5670; font-weight: 740; }
  .mobile-menu__contacts { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 8px; }
  .hero__grid, .focus__grid, .price-card, .trust-layout, .faq__grid, .request-card { grid-template-columns: 1fr; }
  .hero-visual { min-height: auto; }
  .stats__grid, .audience-grid { grid-template-columns: repeat(2, 1fr); }
  .services-grid, .cases-grid { grid-template-columns: repeat(2, 1fr); }
  .client-grid { grid-template-columns: repeat(3, 1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .container { width: min(100% - 26px, var(--container)); }
  .topbar__right, .topbar__sep, .topbar__left span:nth-of-type(2) { display: none; }
  .topbar__inner { justify-content: center; }
  .header__inner { min-height: 76px; gap: 12px; }
  .logo { width: 190px; }
  .mobile-menu { top: 112px; max-height: calc(100vh - 112px); }
  h1 { font-size: 42px; }
  h2 { font-size: 34px; }
  .section { padding: 58px 0; }
  .section-first { padding: 44px 0 24px; }
  .hero__grid { gap: 28px; }
  .system-card { padding: 14px; border-radius: 26px; }
  .building-panel { height: 235px; padding: 28px 18px 58px; gap: 8px; border-radius: 22px; }
  .tower { padding: 9px; gap: 5px; }
  .tower i { min-height: 17px; }
  .tower--small { height: 118px; }
  .tower--big { height: 168px; }
  .tower--mid { height: 132px; }
  .hero-cards, .stats__grid, .zone-grid, .audience-grid, .services-grid, .cases-grid, .factor-grid, .form-row, .footer__grid { grid-template-columns: 1fr; }
  .section-head { display: block; }
  .focus-main, .price-card, .request-card { padding: 26px; border-radius: 28px; }
  .steps-grid { grid-template-columns: 1fr; }
  .client-grid { grid-template-columns: repeat(2, 1fr); }
  .footer { padding-bottom: 112px; }
  .mobile-sticky { display: flex; position: fixed; left: 12px; right: 12px; bottom: 12px; z-index: 90; gap: 8px; padding: 8px; border: 1px solid rgba(221,228,242,.92); border-radius: 22px; background: rgba(255,255,255,.9); box-shadow: 0 18px 50px rgba(16,21,75,.22); backdrop-filter: blur(14px); }
  .mobile-sticky .btn { flex: 1; min-height: 46px; padding: 0 10px; }
}
@media (max-width: 420px) {
  .logo { width: 170px; }
  .client-grid { grid-template-columns: 1fr; }
  .mobile-menu__contacts { grid-template-columns: 1fr; }
}


/* ===== Вложенные посадочные страницы ===== */
.breadcrumbs { padding-top: 24px; color: var(--muted); font-size: 13px; }
.breadcrumbs ol { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin: 0; padding: 0; list-style: none; }
.breadcrumbs li:not(:last-child)::after { content: "/"; margin-left: 8px; color: #a3abc0; }
.breadcrumbs a:hover { color: var(--brand); }
.page-hero { position: relative; overflow: hidden; padding: 54px 0 66px; }
.page-hero::before { content: ""; position: absolute; top: -180px; right: -120px; width: 520px; height: 520px; border: 76px solid rgba(59,54,166,.045); border-radius: 50%; pointer-events: none; }
.page-hero__grid { display: grid; grid-template-columns: minmax(0,1.02fr) minmax(360px,.78fr); gap: 48px; align-items: center; }
.page-hero h1 { max-width: 870px; }
.page-hero__lead { max-width: 760px; color: #4d5870; font-size: clamp(18px,2vw,21px); }
.page-hero__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.page-hero__note { margin-top: 20px; color: var(--muted); font-size: 14px; }
.service-visual { position: relative; min-height: 390px; padding: 26px; overflow: hidden; border: 1px solid rgba(221,228,242,.95); border-radius: 34px; background: linear-gradient(145deg,#fff,#f0f3ff); box-shadow: var(--shadow); }
.service-visual::before, .service-visual::after { content:""; position:absolute; border-radius:50%; }
.service-visual::before { width: 250px; height: 250px; top: -82px; right: -64px; border: 38px solid rgba(59,54,166,.11); }
.service-visual::after { width: 190px; height: 190px; left: -70px; bottom: -70px; background: rgba(24,166,216,.08); }
.visual-badge { position: relative; z-index: 1; display:inline-flex; padding: 8px 12px; border-radius: 999px; color: var(--brand); background:#eef2ff; font-size:13px; font-weight:850; }
.visual-icon { position: relative; z-index: 1; display:grid; place-items:center; width:104px; height:104px; margin:46px auto 34px; border-radius:32px; color:#fff; background:linear-gradient(135deg,var(--brand-3),var(--brand)); box-shadow:0 22px 46px rgba(59,54,166,.28); font-size:46px; font-weight:900; }
.visual-stack { position:relative; z-index:1; display:grid; grid-template-columns:repeat(2,1fr); gap:12px; }
.visual-stack div { padding:15px; border:1px solid var(--line); border-radius:18px; background:rgba(255,255,255,.92); color:#3d4860; font-size:13px; font-weight:760; box-shadow:0 10px 25px rgba(16,21,75,.06); }
.metric-strip { padding: 0 0 42px; }
.metric-strip__grid { display:grid; grid-template-columns:repeat(4,1fr); gap:14px; }
.metric-card { padding:22px; border:1px solid var(--line); border-radius:22px; background:#fff; box-shadow:0 10px 28px rgba(16,21,75,.05); }
.metric-card strong { display:block; margin-bottom:7px; color:var(--brand); font-size:26px; line-height:1; }
.metric-card span { color:var(--muted); font-size:13px; }
.content-split { display:grid; grid-template-columns:.85fr 1.15fr; gap:34px; align-items:start; }
.sticky-copy { position:sticky; top:145px; }
.rich-copy p { color:#566178; font-size:17px; }
.rich-copy h3 { margin-top:28px; }
.check-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:12px; margin-top:20px; }
.check-item { display:flex; gap:11px; padding:15px; border:1px solid var(--line); border-radius:17px; background:#fff; color:#414d66; font-weight:700; }
.check-item::before { content:"✓"; display:grid; place-items:center; flex:0 0 24px; height:24px; border-radius:50%; color:#fff; background:var(--brand); font-size:12px; font-weight:900; }
.feature-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:18px; }
.feature-card { min-height:210px; padding:26px; border:1px solid var(--line); border-radius:25px; background:#fff; box-shadow:var(--shadow-soft); }
.feature-card .feature-icon { display:grid; place-items:center; width:46px; height:46px; margin-bottom:16px; border-radius:15px; color:var(--brand); background:#eef2ff; font-weight:900; }
.feature-card p { margin-bottom:0; color:var(--muted); }
.feature-card--dark { color:#fff; background:linear-gradient(135deg,var(--brand-3),var(--brand)); border-color:transparent; }
.feature-card--dark h3 { color:#fff; }
.feature-card--dark p { color:rgba(255,255,255,.76); }
.feature-card--dark .feature-icon { color:#fff; background:rgba(255,255,255,.12); }
.subnav { margin-top:26px; padding:10px; border:1px solid var(--line); border-radius:22px; background:rgba(255,255,255,.82); box-shadow:0 12px 28px rgba(16,21,75,.055); }
.subnav__grid { display:grid; grid-template-columns:repeat(2,1fr); gap:8px; }
.subnav a { padding:14px 16px; border-radius:16px; color:var(--brand-3); background:#f5f7fd; font-weight:820; }
.subnav a:hover, .subnav a[aria-current="page"] { color:#fff; background:var(--brand); }
.page-section-alt { background:linear-gradient(180deg,rgba(255,255,255,.5),rgba(240,243,251,.75)); }
.page-cta { padding-top: 18px; }
.page-cta .request-card { margin-top: 0; }
.contact-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:18px; }
.contact-card { padding:28px; border:1px solid var(--line); border-radius:26px; background:#fff; box-shadow:var(--shadow-soft); }
.contact-card strong { display:block; margin-bottom:8px; color:var(--brand-3); font-size:20px; }
.contact-card a { color:var(--brand); font-weight:850; }
.map-shell { min-height:360px; display:grid; place-items:center; padding:32px; border:1px solid var(--line); border-radius:30px; background:linear-gradient(135deg,#e9edf8,#f9fbff); color:#46526a; text-align:center; box-shadow:var(--shadow-soft); }
.case-list { display:grid; gap:18px; }
.case-row { display:grid; grid-template-columns:280px 1fr; overflow:hidden; border:1px solid var(--line); border-radius:28px; background:#fff; box-shadow:var(--shadow-soft); }
.case-row__visual { min-height:220px; background:linear-gradient(145deg,#c8d0e8,#eef2fb); position:relative; }
.case-row__visual::after { content:"◉"; position:absolute; right:24px; top:24px; display:grid; place-items:center; width:44px; height:44px; border-radius:50%; color:var(--brand); background:#fff; box-shadow:0 12px 28px rgba(16,21,75,.18); }
.case-row__body { padding:28px; }
.notice { padding:18px 20px; border:1px solid rgba(243,180,73,.28); border-radius:18px; color:#655226; background:rgba(243,180,73,.10); font-size:14px; }

.nav-service-trigger { display:inline-flex; align-items:center; }
.nav-dropdown-toggle { display:grid; place-items:center; width:25px; height:25px; margin-left:2px; padding:0; border:0; color:#29304a; background:transparent; cursor:pointer; }
.nav-dropdown-toggle svg { width:16px; height:16px; transition:transform .2s ease; }
.has-dropdown:hover .nav-dropdown-toggle svg, .has-dropdown.is-open .nav-dropdown-toggle svg { transform:rotate(180deg); }
.nav-service-trigger .nav-link::after { bottom:-11px; }

@media (max-width:1024px) {
  .page-hero__grid, .content-split { grid-template-columns:1fr; }
  .sticky-copy { position:static; }
  .metric-strip__grid, .feature-grid { grid-template-columns:repeat(2,1fr); }
  .case-row { grid-template-columns:220px 1fr; }
}
@media (max-width:720px) {
  .page-hero { padding:38px 0 48px; }
  .service-visual { min-height:330px; padding:20px; border-radius:27px; }
  .visual-icon { margin:36px auto 28px; }
  .metric-strip__grid, .feature-grid, .check-grid, .contact-grid, .subnav__grid { grid-template-columns:1fr; }
  .case-row { grid-template-columns:1fr; }
  .case-row__visual { min-height:180px; }
}