:root {
  --color-dark: #1B1D21;
  --color-navy: #071B3A;
  --color-blue: #0057B8;
  --color-cyan: #00DEFF;
  --color-light: #F3F8FF;
  --color-white: #FFFFFF;
  --color-muted: #5B667A;
  --line: #D8E5F7;
  --shadow: 0 22px 60px rgba(7, 27, 58, .12);
  --radius: 8px;
  --container: 1240px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--color-dark);
  background: var(--color-white);
  font: 16px/1.6 Arial, Helvetica, sans-serif;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
button { cursor: pointer; }
:focus-visible { outline: 3px solid var(--color-cyan); outline-offset: 3px; }
.skip-link {
  position: absolute; left: 16px; top: -80px; z-index: 50;
  background: var(--color-navy); color: var(--color-white); padding: 10px 14px; border-radius: var(--radius);
}
.skip-link:focus { top: 16px; }
.container { width: min(var(--container), calc(100% - 40px)); margin: 0 auto; }
.section { padding: clamp(56px, 7vw, 104px) 0; }
.section-head { max-width: 780px; margin-bottom: 34px; }
.section-head h2, h1, h2, h3, p { margin-top: 0; }
h1 {
  max-width: 790px;
  font-size: clamp(34px, 4.1vw, 60px);
  line-height: 1.06;
  margin-bottom: 22px;
}
h1 span { color: var(--color-blue); }
h2 { font-size: clamp(28px, 3vw, 44px); line-height: 1.14; margin-bottom: 16px; }
h3 { font-size: 20px; line-height: 1.25; margin-bottom: 10px; }
.eyebrow {
  margin-bottom: 12px;
  color: var(--color-blue);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 13px;
  letter-spacing: 0;
}
.section-head--light, .dark-section { color: var(--color-white); }
.section-head--light .eyebrow, .dark-section .eyebrow { color: var(--color-cyan); }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 48px; padding: 13px 22px; border: 1px solid var(--color-blue);
  border-radius: var(--radius); background: var(--color-blue); color: var(--color-white);
  font-weight: 700; text-align: center; transition: transform .2s ease, background .2s ease;
}
.btn:hover { transform: translateY(-2px); background: #004CA3; }
.btn--small { min-height: 40px; padding: 9px 14px; font-size: 14px; white-space: nowrap; }
.btn--ghost { background: var(--color-white); color: var(--color-blue); }
.btn--cyan { background: var(--color-cyan); border-color: var(--color-cyan); color: var(--color-navy); }
.btn--wide { width: 100%; }

.site-header {
  position: sticky; top: 0; z-index: 20;
  background: rgba(255,255,255,.94); backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(216,229,247,.8);
}
.header__inner { min-height: 78px; display: flex; align-items: center; gap: 18px; }
.brand { flex: 0 0 auto; }
.header__nav { display: flex; align-items: center; gap: 18px; margin-left: auto; font-weight: 700; font-size: 14px; }
.header__nav a:hover, .footer-grid a:hover { color: var(--color-blue); }
.header__contacts { display: grid; gap: 2px; color: var(--color-navy); font-weight: 700; font-size: 13px; white-space: nowrap; }
.messengers { display: flex; gap: 6px; }
.messengers a {
  width: 34px; height: 34px; display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--line); border-radius: 50%; color: var(--color-blue); font-size: 12px; font-weight: 700;
}
.messengers--light a { border-color: rgba(255,255,255,.28); color: var(--color-white); }
.menu-toggle {
  display: none; width: 44px; height: 44px; border: 1px solid var(--line);
  border-radius: var(--radius); background: var(--color-white);
}
.menu-toggle span { display: block; width: 20px; height: 2px; margin: 5px auto; background: var(--color-navy); }

.hero {
  min-height: calc(100vh - 78px);
  display: grid; align-items: center;
  background:
    linear-gradient(90deg, rgba(243,248,255,.96), rgba(255,255,255,.8)),
    url("../img/bg-tech-grid.svg") center/720px repeat;
}
.hero__grid { display: grid; grid-template-columns: 1.08fr .92fr; align-items: center; gap: clamp(28px, 5vw, 68px); }
.hero__lead { max-width: 650px; color: var(--color-muted); font-size: clamp(18px, 2vw, 21px); margin-bottom: 28px; }
.hero__actions { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 28px; }
.trust-strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin: 0; max-width: 690px; }
.trust-strip div {
  padding: 14px; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(255,255,255,.82);
}
.trust-strip dt { color: var(--color-navy); font-size: 22px; font-weight: 800; }
.trust-strip dd { margin: 0; color: var(--color-muted); font-size: 13px; }
.hero__visual { position: relative; min-height: 440px; display: grid; place-items: center; }
.hero__visual img { width: min(100%, 500px); filter: drop-shadow(0 30px 55px rgba(7,27,58,.16)); }
.module {
  position: absolute; padding: 9px 12px; border-radius: var(--radius);
  background: var(--color-white); border: 1px solid var(--line); box-shadow: var(--shadow);
  color: var(--color-navy); font-size: 13px; font-weight: 700; white-space: nowrap;
}
.module--one { left: 4%; top: 16%; }
.module--two { right: 3%; top: 12%; }
.module--three { right: 0; top: 42%; }
.module--four { left: 0; bottom: 28%; }
.module--five { left: 18%; bottom: 8%; }
.module--six { right: 12%; bottom: 12%; }

.service-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
}
.service-card, .price-card, .mini-grid article, .task-grid article, .trust-grid article, .reviews-grid blockquote {
  border: 1px solid var(--line); border-radius: var(--radius); background: var(--color-white); padding: 22px;
}
.service-card { min-height: 180px; }
.service-card--large { grid-column: span 2; min-height: 230px; background: linear-gradient(135deg, #fff, var(--color-light)); }
.icon-dot { width: 42px; height: 42px; display: block; border-radius: 50%; background: radial-gradient(circle at 30% 30%, var(--color-cyan), var(--color-blue)); margin-bottom: 22px; }
.pricing { background: var(--color-light); }
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; align-items: stretch; }
.price-card { display: flex; flex-direction: column; min-height: 100%; position: relative; }
.price-card--featured { border-color: var(--color-blue); box-shadow: var(--shadow); transform: translateY(-12px); }
.price { color: var(--color-navy); font-size: 34px; font-weight: 800; margin-bottom: 8px; }
.price span { color: var(--color-muted); font-size: 16px; font-weight: 400; }
.price-card ul { padding-left: 20px; margin: 16px 0 24px; color: var(--color-muted); }
.price-card .btn { margin-top: auto; }
.badge { align-self: flex-start; padding: 5px 9px; border-radius: 999px; background: var(--color-cyan); color: var(--color-navy); font-size: 13px; font-weight: 800; }
.note { color: var(--color-muted); margin-top: 18px; }
.dark-section {
  background:
    linear-gradient(135deg, rgba(7,27,58,.98), rgba(27,29,33,.98)),
    url("../img/trust-pattern.svg") center/520px repeat;
}
.final-cta {
  background:
    url("../img/cta-orbit.svg") right 8% center/360px auto no-repeat,
    linear-gradient(135deg, rgba(7,27,58,.98), rgba(27,29,33,.98));
}
.pain-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 28px; }
.pain-grid p { margin: 0; padding: 18px; border: 1px solid rgba(255,255,255,.16); border-radius: var(--radius); background: rgba(255,255,255,.06); }
.split { display: grid; grid-template-columns: 1fr .82fr; gap: 56px; align-items: center; }
.split--wide { grid-template-columns: 1.05fr .95fr; }
.check-list { display: grid; gap: 12px; padding: 0; margin: 0; list-style: none; }
.check-list li { padding-left: 30px; position: relative; color: var(--color-muted); }
.check-list li::before { content: ""; position: absolute; left: 0; top: 8px; width: 14px; height: 14px; border-radius: 50%; background: var(--color-blue); box-shadow: inset 0 0 0 4px var(--color-cyan); }
.cms { background: var(--color-light); }
.cms-list { display: flex; flex-wrap: wrap; gap: 12px; }
.cms-list span { padding: 12px 16px; border-radius: var(--radius); background: var(--color-white); border: 1px solid var(--line); font-weight: 700; }
.mini-grid, .task-grid, .trust-grid, .reviews-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.benefit-panel { border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; background: var(--color-light); }
.benefit-panel ul { margin: 20px 0 0; padding-left: 20px; color: var(--color-muted); }
.ai-answers { margin-top: 48px; display: grid; gap: 16px; }
.ai-answers article { padding: 24px; border-left: 4px solid var(--color-blue); background: var(--color-light); border-radius: var(--radius); }
.process-line {
  display: grid; grid-template-columns: repeat(6, 1fr); gap: 0; list-style: none; padding: 0; margin: 0; counter-reset: item;
}
.process-line li { position: relative; padding: 18px 14px 18px 0; font-weight: 800; color: var(--color-navy); }
.process-line li::before { content: ""; position: absolute; top: 37px; left: 40px; right: 0; height: 2px; background: var(--line); }
.process-line li:last-child::before { display: none; }
.process-line span { display: inline-flex; width: 40px; height: 40px; align-items: center; justify-content: center; margin-right: 10px; border-radius: 50%; background: var(--color-blue); color: var(--color-white); }
.tasks { background: var(--color-light); }
.task-grid { grid-template-columns: repeat(3, 1fr); }
.metric-row { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; margin-bottom: 22px; }
.metric-row div { padding: 18px; border: 1px solid rgba(255,255,255,.16); border-radius: var(--radius); background: rgba(255,255,255,.06); }
.metric-row strong { display: block; color: var(--color-cyan); font-size: 28px; line-height: 1.1; }
.metric-row span { color: rgba(255,255,255,.82); }
.trust-grid { grid-template-columns: repeat(3, 1fr); }
.trust-grid article { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.16); }
.trust-grid p { color: rgba(255,255,255,.78); }
.reviews-grid { grid-template-columns: repeat(3, 1fr); }
blockquote { margin: 0; color: var(--color-muted); }
blockquote cite { display: block; margin-top: 18px; color: var(--color-navy); font-weight: 800; font-style: normal; }
.accordion { display: grid; gap: 10px; }
details { border: 1px solid var(--line); border-radius: var(--radius); background: var(--color-white); padding: 0 18px; }
summary { cursor: pointer; padding: 18px 0; font-weight: 800; color: var(--color-navy); }
details p { color: var(--color-muted); }
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 48px; align-items: start; }
address { display: grid; gap: 8px; margin: 24px 0; font-style: normal; }
.microcopy { color: rgba(255,255,255,.78); }
.lead-form {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px;
  padding: 24px; border-radius: var(--radius); background: var(--color-white); color: var(--color-dark);
}
.lead-form label { display: grid; gap: 6px; font-weight: 700; }
.lead-form input, .lead-form textarea {
  width: 100%; border: 1px solid #AEC4DF; border-radius: var(--radius);
  padding: 12px 13px; color: var(--color-dark); background: var(--color-white);
}
.lead-form input::placeholder, .lead-form textarea::placeholder { color: #69768C; opacity: 1; }
.form-full, .consent, .lead-form button, .form-status { grid-column: 1 / -1; }
.consent { color: var(--color-muted); font-size: 14px; margin: 2px 0; }
.consent a { color: var(--color-blue); font-weight: 700; }
.form-status { min-height: 24px; margin: 0; color: var(--color-blue); font-weight: 700; }
.site-footer { padding: 42px 0; background: #F8FBFF; border-top: 1px solid var(--line); }
.footer-grid { display: grid; grid-template-columns: 1.3fr .8fr 1fr; gap: 28px; }
.footer-grid nav, .footer-grid div:last-child { display: grid; gap: 8px; align-content: start; }
.footer-grid p { color: var(--color-muted); }
.to-top {
  position: fixed; right: 18px; bottom: 18px; z-index: 30;
  width: 46px; height: 46px; border-radius: 50%; border: 0;
  background: var(--color-blue); color: var(--color-white); font-size: 22px;
  opacity: 0; pointer-events: none; transform: translateY(10px); transition: .2s ease;
}
.to-top.is-visible { opacity: 1; pointer-events: auto; transform: translateY(0); }

@media (max-width: 1120px) {
  .header__contacts, .header__inner > .messengers, .header__inner > .btn { display: none; }
  .menu-toggle { display: block; margin-left: auto; }
  .header__nav {
    position: fixed; left: 20px; right: 20px; top: 86px; display: none;
    flex-direction: column; align-items: stretch; gap: 0; padding: 18px;
    background: var(--color-white); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow);
  }
  .header__nav.is-open { display: flex; }
  .header__nav a { padding: 12px; border-bottom: 1px solid var(--line); }
}
@media (max-width: 1024px) {
  .hero { min-height: auto; }
  .hero__grid, .split, .split--wide, .contact-grid { grid-template-columns: 1fr; }
  .hero__visual { min-height: 360px; }
  .service-grid, .pain-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid, .reviews-grid, .task-grid, .trust-grid { grid-template-columns: 1fr; }
  .price-card--featured { transform: none; }
  .metric-row { grid-template-columns: repeat(3, 1fr); }
  .process-line { grid-template-columns: repeat(3, 1fr); row-gap: 16px; }
}
@media (max-width: 720px) {
  .container { width: min(100% - 28px, var(--container)); }
  .section { padding: 56px 0; }
  .header__inner { min-height: 68px; }
  .brand img { width: 136px; }
  .header__nav { top: 76px; left: 14px; right: 14px; }
  h1 { font-size: clamp(32px, 11vw, 42px); }
  .hero__actions, .trust-strip, .service-grid, .mini-grid, .pain-grid, .metric-row, .lead-form { grid-template-columns: 1fr; }
  .hero__actions .btn { width: 100%; }
  .service-card--large { grid-column: auto; }
  .hero__visual { min-height: 300px; }
  .module { position: static; display: inline-flex; margin: 4px; box-shadow: none; }
  .hero__visual { display: block; text-align: center; }
  .hero__visual img { margin: 0 auto 10px; }
  .process-line { grid-template-columns: 1fr; }
  .process-line li::before { display: none; }
  .footer-grid { grid-template-columns: 1fr; }
}