@font-face {
  font-family: "Onest";
  src: url("/fonts/onest-variable.ttf") format("truetype");
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
}

:root {
  --navy-950: #08172b;
  --navy-900: #0d213b;
  --navy-800: #163450;
  --blue-600: #0068ed;
  --blue-700: #0056c8;
  --sky-500: #37c8ff;
  --lime-500: #a8f542;
  --ice-50: #f7fbff;
  --slate-400: #91a0b2;
  --slate-200: #cdd8e4;
  --white: #ffffff;
  --background: var(--ice-50);
  --foreground: var(--navy-950);
  --focus: var(--sky-500);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--background);
  color: var(--foreground);
  font-family: "Onest", "Segoe UI", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

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

a:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 1000;
  padding: 12px 16px;
  border-radius: 8px;
  background: var(--white);
  color: var(--navy-950);
  font-weight: 650;
  transform: translateY(-160%);
  transition: transform 180ms ease-out;
}

.skip-link:focus {
  transform: translateY(0);
}

.site-shell {
  min-height: 100vh;
  overflow: hidden;
}

.hero {
  position: relative;
  min-height: 100svh;
  color: var(--white);
  background: var(--navy-950);
  padding: 0 clamp(24px, 5.5vw, 88px) 40px;
}

.site-header {
  position: relative;
  z-index: 10;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 96px;
  border-bottom: 1px solid rgba(55, 200, 255, 0.14);
}

.brand-link {
  display: inline-flex;
  width: fit-content;
}

.brand-link img {
  width: 174px;
  height: auto;
}

.desktop-nav {
  display: flex;
  gap: 34px;
  font-size: 15px;
  color: var(--slate-400);
}

.desktop-nav a,
.header-phone,
.text-link {
  transition: color 180ms ease;
}

.desktop-nav a:hover,
.header-phone:hover,
.text-link:hover {
  color: var(--sky-500);
}

.header-phone {
  justify-self: end;
  font-size: 15px;
  font-weight: 650;
  letter-spacing: 0.01em;
}

.mobile-menu {
  display: none;
}

.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.03fr) minmax(420px, 0.97fr);
  align-items: center;
  gap: clamp(48px, 7vw, 116px);
  min-height: calc(100svh - 176px);
  max-width: 1440px;
  margin: 0 auto;
}

.hero-copy {
  padding: 64px 0 88px;
}

.eyebrow {
  margin: 0 0 28px;
  color: var(--sky-500);
  font-size: 13px;
  font-weight: 760;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 790px;
  margin: 0;
  font-size: clamp(58px, 6.6vw, 108px);
  font-weight: 430;
  letter-spacing: -0.058em;
  line-height: 0.92;
}

.hero-lead {
  max-width: 690px;
  margin: 38px 0 0;
  color: var(--slate-400);
  font-size: clamp(19px, 1.45vw, 24px);
  line-height: 1.52;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 30px;
  margin-top: 40px;
}

.button {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  padding: 0 25px;
  border-radius: 10px;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: background-color 180ms ease, transform 180ms ease;
}

.button-primary {
  background: var(--blue-600);
  color: var(--white);
}

.button-primary:hover {
  background: var(--blue-700);
  transform: translateY(-1px);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  color: var(--white);
  font-size: 16px;
  font-weight: 650;
}

.text-link span {
  color: var(--sky-500);
  font-size: 22px;
}

.hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  margin: 42px 0 0;
  padding: 0;
  color: var(--slate-400);
  font-size: 13px;
  list-style: none;
}

.hero-facts li {
  position: relative;
  padding-left: 16px;
}

.hero-facts li::before {
  position: absolute;
  top: 0.47em;
  left: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--lime-500);
  content: "";
}

.hero-visual {
  position: relative;
  min-height: 620px;
}

.visual-grid {
  position: absolute;
  inset: 4% -20% 0 -10%;
  opacity: 0.55;
  background-image:
    linear-gradient(rgba(55, 200, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(55, 200, 255, 0.08) 1px, transparent 1px);
  background-size: 92px 92px;
  mask-image: linear-gradient(to bottom, transparent, black 18%, black 80%, transparent);
}

.system-core {
  position: absolute;
  top: 50%;
  left: 52%;
  display: grid;
  width: 250px;
  height: 250px;
  place-items: center;
  transform: translate(-50%, -50%);
  border: 1px solid rgba(55, 200, 255, 0.18);
  border-radius: 36px;
  background: var(--navy-900);
}

.system-core img {
  width: 164px;
  height: 164px;
}

.route {
  position: absolute;
  top: 50%;
  height: 4px;
  transform: translateY(-50%);
}

.route-in {
  left: 2%;
  width: 35%;
  background: var(--sky-500);
}

.route-out {
  right: -2%;
  width: 34%;
  background: var(--blue-600);
}

.route-node {
  position: absolute;
  top: 50%;
  z-index: 3;
  display: block;
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.node-start {
  left: 2%;
  width: 18px;
  height: 18px;
  background: var(--sky-500);
}

.node-core {
  left: 52%;
  width: 22px;
  height: 22px;
  border: 5px solid var(--white);
  background: var(--blue-600);
}

.node-result {
  right: -4%;
  width: 22px;
  height: 22px;
  background: var(--lime-500);
}

.visual-label {
  position: absolute;
  margin: 0;
  font-size: 13px;
  font-weight: 750;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.label-input {
  top: calc(50% - 70px);
  left: 1%;
  color: var(--sky-500);
}

.label-result {
  right: -4%;
  bottom: calc(50% - 72px);
  color: var(--lime-500);
}

.scroll-cue {
  position: absolute;
  bottom: 32px;
  left: clamp(24px, 5.5vw, 88px);
  z-index: 5;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-height: 44px;
  color: var(--slate-400);
  font-size: 13px;
  transition: color 180ms ease;
}

.scroll-cue:hover {
  color: var(--sky-500);
}

.section {
  padding: clamp(96px, 10vw, 156px) clamp(24px, 5.5vw, 88px);
}

.section-heading,
.system-heading,
.difference-intro,
.pricing-heading,
.bitrix-partner-showcase,
.pricing-grid,
.pricing-footer,
.pricing-disclaimer,
.development-copy,
.contact-grid,
.contact-topline,
.site-footer,
.services-section,
.approach-section,
.difference-section,
.pricing-section,
.development-section {
  max-width: 1440px;
  margin-right: auto;
  margin-left: auto;
}

.section-kicker {
  margin: 0 0 24px;
  color: var(--blue-600);
  font-size: 13px;
  font-weight: 760;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.section-kicker-dark {
  color: var(--sky-500);
}

.section h2,
.contact-section h2 {
  margin: 0;
  font-size: clamp(48px, 5.6vw, 82px);
  font-weight: 430;
  letter-spacing: -0.052em;
  line-height: 0.98;
}

.services-section {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(460px, 1.12fr);
  gap: clamp(64px, 9vw, 150px);
  background: var(--ice-50);
}

.section-heading h2 {
  max-width: 720px;
}

.section-heading > p:last-child,
.system-heading > p:last-child,
.development-copy > p:last-child {
  max-width: 660px;
  margin: 34px 0 0;
  color: #5a6a7e;
  font-size: clamp(18px, 1.5vw, 22px);
  line-height: 1.55;
}

.service-list {
  border-top: 1px solid var(--slate-200);
}

.service-item {
  display: grid;
  grid-template-columns: 68px 1fr;
  gap: 12px;
  padding: 27px 0;
  border-bottom: 1px solid var(--slate-200);
}

.service-item > span,
.process-list > li > span,
.difference-grid article > span {
  color: var(--blue-600);
  font-family: "Cascadia Code", Consolas, monospace;
  font-size: 12px;
  font-weight: 700;
}

.service-item h3,
.process-list h3,
.difference-grid h3 {
  margin: 0;
  font-size: 25px;
  font-weight: 720;
  letter-spacing: -0.025em;
}

.service-item p,
.process-list p,
.difference-grid p {
  margin: 9px 0 0;
  color: #5a6a7e;
  font-size: 17px;
  line-height: 1.5;
}

.system-section {
  max-width: none;
  color: var(--white);
  background: var(--navy-950);
}

.system-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(340px, 0.9fr);
  align-items: end;
  gap: 64px;
}

.system-heading .section-kicker {
  grid-column: 1 / -1;
  margin-bottom: -28px;
}

.system-heading h2 {
  max-width: 900px;
}

.system-heading > p:last-child {
  align-self: end;
  margin-bottom: 4px;
  color: var(--slate-400);
}

.system-route {
  display: grid;
  grid-template-columns: 1fr minmax(80px, 0.6fr) auto minmax(80px, 0.6fr) 1fr;
  align-items: center;
  max-width: 1360px;
  margin: clamp(80px, 9vw, 132px) auto 0;
}

.route-point {
  display: grid;
  gap: 10px;
}

.route-point span {
  font-family: "Cascadia Code", Consolas, monospace;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.route-point strong {
  font-size: clamp(22px, 2vw, 30px);
}

.route-point-start {
  color: var(--sky-500);
}

.route-point-result {
  color: var(--lime-500);
  text-align: right;
}

.route-line {
  height: 4px;
  background: var(--sky-500);
}

.route-line-result {
  background: var(--blue-600);
}

.route-center {
  display: grid;
  width: 250px;
  height: 250px;
  place-items: center;
  padding: 28px;
  border: 1px solid rgba(55, 200, 255, 0.18);
  border-radius: 36px;
  background: var(--navy-900);
}

.route-center img {
  width: 134px;
  height: 134px;
}

.route-center span {
  margin-top: -30px;
  color: var(--white);
  font-family: "Cascadia Code", Consolas, monospace;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.outcome-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  max-width: 1360px;
  margin: 112px auto 0;
  border-top: 1px solid var(--navy-800);
  border-left: 1px solid var(--navy-800);
}

.outcome-grid > div {
  min-height: 190px;
  padding: 30px 36px;
  border-right: 1px solid var(--navy-800);
  border-bottom: 1px solid var(--navy-800);
}

.outcome-grid span {
  color: var(--sky-500);
  font-family: "Cascadia Code", Consolas, monospace;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.outcome-grid > div:nth-child(even) span {
  color: var(--lime-500);
}

.outcome-grid p {
  max-width: 520px;
  margin: 22px 0 0;
  color: var(--white);
  font-size: clamp(20px, 1.8vw, 28px);
  line-height: 1.35;
}

.approach-section {
  background: var(--white);
}

.approach-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
  align-items: end;
  gap: 72px;
}

.approach-heading .section-kicker {
  grid-column: 1 / -1;
  margin-bottom: -28px;
}

.approach-heading > p:last-child {
  align-self: end;
  margin-bottom: 3px;
}

.process-list {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin: 112px 0 0;
  padding: 0;
  list-style: none;
}

.process-list::before {
  position: absolute;
  top: 18px;
  right: 10%;
  left: 10%;
  height: 3px;
  background: linear-gradient(90deg, var(--blue-600) 0 72%, var(--lime-500) 72% 100%);
  content: "";
}

.process-list li {
  position: relative;
  padding: 62px 30px 0 0;
}

.process-list li::before {
  position: absolute;
  top: 9px;
  left: 0;
  z-index: 2;
  width: 20px;
  height: 20px;
  border: 4px solid var(--blue-600);
  border-radius: 50%;
  background: var(--white);
  content: "";
}

.process-list li:last-child::before {
  border-color: var(--lime-500);
  background: var(--lime-500);
}

.process-list h3 {
  margin-top: 20px;
}

.speed-note {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 82px 0 0;
  padding-top: 26px;
  border-top: 1px solid var(--slate-200);
  font-size: 17px;
  font-weight: 670;
}

.speed-note span {
  flex: 0 0 auto;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--lime-500);
}

.difference-section {
  background: var(--ice-50);
}

.difference-intro {
  max-width: 1440px;
}

.difference-intro h2 {
  max-width: 900px;
}

.difference-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  max-width: 1440px;
  margin: 92px auto 0;
}

.difference-grid article {
  min-height: 330px;
  padding: 8px 36px 0;
  border-left: 5px solid var(--blue-600);
}

.difference-grid article:nth-child(2) {
  border-color: var(--sky-500);
}

.difference-grid article:last-child {
  border-color: var(--lime-500);
}

.difference-grid h3 {
  margin-top: 64px;
  font-size: 28px;
}

.pricing-section {
  position: relative;
  color: var(--white);
  background:
    linear-gradient(rgba(55, 200, 255, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(55, 200, 255, 0.055) 1px, transparent 1px),
    var(--navy-900);
  background-size: 48px 48px;
}

.pricing-section::before {
  position: absolute;
  top: 0;
  right: clamp(24px, 5.5vw, 88px);
  width: min(34vw, 460px);
  height: 3px;
  background: linear-gradient(90deg, var(--blue-600), var(--sky-500), var(--lime-500));
  content: "";
}

.pricing-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(360px, 0.9fr);
  align-items: end;
  gap: clamp(48px, 8vw, 140px);
}

.pricing-heading h2 {
  max-width: 820px;
}

.pricing-intro {
  padding-bottom: 7px;
}

.pricing-intro p {
  margin: 0;
  color: var(--slate-200);
  font-size: clamp(18px, 1.45vw, 22px);
  line-height: 1.55;
}

.pricing-intro > span {
  display: block;
  margin-top: 22px;
  color: var(--sky-500);
  font-family: "Cascadia Code", Consolas, monospace;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.bitrix-partner-showcase {
  display: grid;
  grid-template-columns: minmax(0, 3.15fr) minmax(268px, 0.85fr);
  align-items: stretch;
  gap: 18px;
  margin-top: 62px;
}

.bitrix-official-banner {
  position: relative;
  display: grid;
  min-width: 0;
  place-items: center;
  overflow: hidden;
  border: 1px solid rgba(47, 199, 247, 0.48);
  border-radius: 22px;
  background: #12b5e5;
  box-shadow: 0 22px 70px rgba(0, 102, 161, 0.2);
  cursor: pointer;
  transition:
    border-color 180ms ease,
    box-shadow 180ms ease;
}

.bitrix-official-banner:hover {
  border-color: rgba(168, 245, 66, 0.86);
  box-shadow: 0 26px 76px rgba(0, 102, 161, 0.28);
}

.bitrix-official-banner picture,
.bitrix-official-banner img {
  display: block;
  width: 100%;
}

.bitrix-official-banner img {
  height: auto;
}

.bitrix-partner-card {
  position: relative;
  display: flex;
  min-width: 0;
  flex-direction: column;
  padding: 19px 22px 18px;
  overflow: hidden;
  border: 1px solid rgba(47, 199, 247, 0.32);
  border-radius: 22px;
  background:
    radial-gradient(circle at 100% 0, rgba(47, 199, 247, 0.18), transparent 38%),
    linear-gradient(145deg, rgba(16, 43, 71, 0.98), rgba(8, 23, 43, 0.98));
}

.bitrix-partner-card::before {
  position: absolute;
  top: 0;
  right: 22px;
  left: 22px;
  height: 2px;
  background: linear-gradient(90deg, #2fc7f7, #0066a1 72%, transparent);
  content: "";
}

.bitrix-partner-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  color: var(--sky-500);
  font-family: "Cascadia Code", Consolas, monospace;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.bitrix-partner-topline strong {
  display: grid;
  width: 31px;
  height: 31px;
  place-items: center;
  border: 1px solid rgba(47, 199, 247, 0.42);
  border-radius: 50%;
  color: var(--white);
  font-size: 9px;
}

.bitrix-partner-status {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin: 13px 0 0;
  color: var(--slate-200);
  font-size: 12px;
  font-weight: 650;
  line-height: 1.4;
}

.bitrix-partner-status > span {
  flex: 0 0 auto;
  width: 7px;
  height: 7px;
  margin-top: 5px;
  border-radius: 50%;
  background: var(--lime-500);
  box-shadow: 0 0 0 4px rgba(168, 245, 66, 0.08);
}

.bitrix-partner-card h3 {
  margin: 16px 0 0;
  color: var(--white);
  font-size: clamp(20px, 1.65vw, 25px);
  font-weight: 680;
  letter-spacing: -0.035em;
  line-height: 1.08;
}

.bitrix-partner-copy {
  margin: 9px 0 0;
  color: var(--slate-400);
  font-size: 13px;
  line-height: 1.42;
}

.bitrix-partner-link {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: auto;
  padding-top: 9px;
  color: var(--white);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: color 180ms ease;
}

.bitrix-partner-link:hover {
  color: var(--lime-500);
}

.bitrix-partner-link span {
  color: var(--sky-500);
  font-size: 19px;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
  margin-top: 54px;
}

.pricing-card {
  position: relative;
  display: flex;
  min-height: 390px;
  flex-direction: column;
  grid-column: span 2;
  padding: 27px 27px 30px;
  overflow: hidden;
  border: 1px solid rgba(205, 216, 228, 0.18);
  border-radius: 20px;
  background: rgba(8, 23, 43, 0.88);
}

.pricing-card:nth-child(4) {
  grid-column: 2 / span 2;
}

.pricing-card::after {
  position: absolute;
  top: 0;
  right: 0;
  width: 82px;
  height: 82px;
  border-bottom: 1px solid rgba(55, 200, 255, 0.24);
  border-left: 1px solid rgba(55, 200, 255, 0.24);
  content: "";
  clip-path: polygon(42% 0, 100% 0, 100% 58%);
}

.pricing-card-standard {
  border-color: rgba(168, 245, 66, 0.72);
  background: linear-gradient(160deg, rgba(22, 52, 80, 0.96), rgba(8, 23, 43, 0.96));
  box-shadow: inset 0 3px 0 var(--lime-500);
}

.pricing-card-enterprise {
  border-color: rgba(55, 200, 255, 0.44);
}

.pricing-card-topline {
  position: relative;
  z-index: 1;
  display: flex;
  min-height: 30px;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  color: var(--sky-500);
  font-family: "Cascadia Code", Consolas, monospace;
  font-size: 11px;
  font-weight: 700;
}

.pricing-card-topline strong {
  padding: 7px 10px;
  border-radius: 999px;
  background: var(--lime-500);
  color: var(--navy-950);
  font-size: 10px;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.pricing-card h3 {
  margin: 36px 0 0;
  font-size: clamp(26px, 2vw, 34px);
  font-weight: 720;
  letter-spacing: -0.035em;
}

.pricing-audience {
  min-height: 54px;
  margin: 13px 0 0;
  color: var(--slate-400);
  font-size: 15px;
  line-height: 1.5;
}

.pricing-capacity {
  display: grid;
  gap: 9px;
  margin-top: 30px;
  padding-top: 22px;
  border-top: 1px solid rgba(205, 216, 228, 0.14);
  color: var(--slate-200);
  font-size: 14px;
}

.pricing-capacity span::before {
  display: inline-block;
  width: 6px;
  height: 6px;
  margin: 0 10px 2px 0;
  border-radius: 50%;
  background: var(--blue-600);
  content: "";
}

.pricing-card-standard .pricing-capacity span::before {
  background: var(--lime-500);
}

.pricing-price {
  display: grid;
  gap: 7px;
  margin-top: auto;
  padding-top: 32px;
}

.pricing-price strong {
  color: var(--white);
  font-size: clamp(26px, 2.3vw, 38px);
  font-weight: 520;
  letter-spacing: -0.045em;
  white-space: nowrap;
}

.pricing-price span {
  color: var(--slate-400);
  font-size: 12px;
}

.pricing-footer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 48px;
  margin-top: 54px;
  padding: 32px 0;
  border-top: 1px solid var(--navy-800);
  border-bottom: 1px solid var(--navy-800);
}

.pricing-budget-note {
  display: flex;
  max-width: 780px;
  align-items: flex-start;
  gap: 16px;
}

.pricing-budget-note > span {
  flex: 0 0 auto;
  width: 10px;
  height: 10px;
  margin-top: 7px;
  border-radius: 50%;
  background: var(--lime-500);
}

.pricing-budget-note p {
  margin: 0;
  color: var(--slate-200);
  font-size: 16px;
  line-height: 1.55;
}

.pricing-actions {
  display: flex;
  align-items: center;
  gap: 24px;
}

.pricing-source-link {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  gap: 9px;
  color: var(--slate-200);
  font-size: 14px;
  font-weight: 650;
  transition: color 180ms ease;
}

.pricing-source-link:hover {
  color: var(--sky-500);
}

.pricing-source-link span {
  color: var(--sky-500);
  font-size: 18px;
}

.pricing-disclaimer {
  margin-top: 22px;
  color: var(--slate-400);
  font-size: 12px;
  line-height: 1.55;
}

.development-section {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(520px, 1.1fr);
  align-items: center;
  gap: clamp(72px, 10vw, 164px);
  max-width: none;
  color: var(--white);
  background: var(--navy-950);
}

.development-copy,
.development-map {
  width: 100%;
}

.development-copy h2 {
  max-width: 700px;
}

.development-copy > p:last-child {
  color: var(--slate-400);
}

.development-map {
  position: relative;
  min-height: 540px;
}

.development-map::before,
.development-map::after {
  position: absolute;
  top: 50%;
  left: 50%;
  background: var(--navy-800);
  content: "";
  transform: translate(-50%, -50%);
}

.development-map::before {
  width: 78%;
  height: 3px;
}

.development-map::after {
  width: 3px;
  height: 72%;
}

.development-core,
.development-item {
  position: absolute;
  z-index: 2;
  display: grid;
  place-items: center;
  border-radius: 20px;
  font-weight: 720;
}

.development-core {
  top: 50%;
  left: 50%;
  width: 180px;
  height: 180px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: var(--blue-600);
  font-family: "Cascadia Code", Consolas, monospace;
  font-size: 16px;
  text-transform: uppercase;
}

.development-item {
  width: 190px;
  min-height: 68px;
  padding: 14px;
  border: 2px solid var(--blue-600);
  background: var(--navy-900);
  font-size: 16px;
  text-align: center;
}

.development-feedback {
  top: 2%;
  left: 50%;
  transform: translateX(-50%);
  border-color: var(--sky-500);
}

.development-processes {
  top: 50%;
  right: 0;
  transform: translateY(-50%);
}

.development-analytics {
  bottom: 2%;
  left: 50%;
  transform: translateX(-50%);
  border-color: var(--lime-500);
}

.development-integrations {
  top: 50%;
  left: 0;
  transform: translateY(-50%);
}

.contact-section {
  color: var(--white);
  background: var(--navy-950);
  padding: 0 clamp(24px, 5.5vw, 88px) 32px;
}

.contact-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 118px;
  border-top: 1px solid var(--navy-800);
  border-bottom: 1px solid var(--navy-800);
}

.contact-topline img {
  width: 182px;
}

.contact-topline span {
  color: var(--lime-500);
  font-family: "Cascadia Code", Consolas, monospace;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(440px, 0.92fr);
  gap: clamp(64px, 10vw, 160px);
  padding: clamp(96px, 10vw, 148px) 0;
}

.contact-grid h2 {
  max-width: 760px;
}

.contact-lead {
  max-width: 650px;
  margin: 36px 0 0;
  color: var(--slate-400);
  font-size: 21px;
  line-height: 1.55;
}

.contact-list {
  display: grid;
  align-content: end;
  font-style: normal;
}

.contact-list a {
  display: grid;
  gap: 12px;
  padding: 28px 0;
  border-top: 1px solid var(--navy-800);
  cursor: pointer;
  transition: color 180ms ease, border-color 180ms ease;
}

.contact-list a:last-child {
  border-bottom: 1px solid var(--navy-800);
}

.contact-list a:hover {
  color: var(--sky-500);
  border-color: var(--sky-500);
}

.contact-list span {
  color: var(--slate-400);
  font-family: "Cascadia Code", Consolas, monospace;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.contact-list strong {
  font-size: clamp(22px, 2vw, 31px);
  font-weight: 650;
  letter-spacing: -0.02em;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  border-top: 1px solid var(--navy-800);
  color: var(--slate-400);
  font-family: "Cascadia Code", Consolas, monospace;
  font-size: 11px;
}

.site-footer a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  cursor: pointer;
  transition: color 180ms ease;
}

.site-footer a:hover {
  color: var(--sky-500);
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .desktop-nav {
    display: none;
  }

  .header-phone {
    display: none;
  }

  .mobile-menu {
    position: relative;
    z-index: 20;
    display: block;
    justify-self: end;
  }

  .mobile-menu summary {
    display: grid;
    min-width: 72px;
    min-height: 44px;
    place-items: center;
    border: 1px solid var(--navy-800);
    border-radius: 9px;
    color: var(--white);
    font-size: 14px;
    font-weight: 650;
    cursor: pointer;
    list-style: none;
  }

  .mobile-menu summary::-webkit-details-marker {
    display: none;
  }

  .mobile-menu nav {
    position: absolute;
    top: 52px;
    right: 0;
    display: grid;
    width: 220px;
    padding: 12px;
    border: 1px solid var(--navy-800);
    border-radius: 14px;
    background: var(--navy-900);
  }

  .mobile-menu nav a {
    display: flex;
    min-height: 46px;
    align-items: center;
    padding: 0 14px;
    border-radius: 8px;
  }

  .mobile-menu nav a:hover {
    background: var(--navy-800);
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .hero-copy {
    padding: 76px 0 32px;
  }

  .hero-visual {
    min-height: 460px;
  }

  .scroll-cue {
    display: none;
  }

  .services-section,
  .system-heading,
  .approach-heading,
  .pricing-heading,
  .development-section,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .services-section,
  .development-section {
    gap: 76px;
  }

  .system-heading .section-kicker,
  .approach-heading .section-kicker {
    grid-column: auto;
    margin-bottom: 0;
  }

  .system-route {
    grid-template-columns: 1fr 70px auto 70px 1fr;
  }

  .route-center {
    width: 190px;
    height: 190px;
  }

  .route-center img {
    width: 108px;
    height: 108px;
  }

  .outcome-grid {
    margin-top: 80px;
  }

  .process-list,
  .difference-grid,
  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
    row-gap: 60px;
  }

  .process-list::before {
    display: none;
  }

  .process-list li {
    padding-top: 42px;
  }

  .pricing-card,
  .pricing-card:nth-child(4) {
    grid-column: auto;
  }

  .bitrix-partner-showcase {
    grid-template-columns: 1fr;
  }

  .bitrix-partner-card {
    min-height: 238px;
  }

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

  .pricing-actions {
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
  }

  .process-list li::before {
    top: 0;
  }

  .development-map {
    min-height: 500px;
  }
}

@media (max-width: 640px) {
  .hero {
    padding-inline: 20px;
  }

  .site-header {
    min-height: 78px;
  }

  .brand-link img {
    width: 142px;
  }

  .hero-copy {
    padding-top: 58px;
  }

  .hero h1 {
    font-size: clamp(52px, 16vw, 72px);
  }

  .hero-lead {
    margin-top: 28px;
    font-size: 18px;
  }

  .hero-actions {
    align-items: flex-start;
    flex-direction: column;
    gap: 14px;
    margin-top: 32px;
  }

  .button {
    width: 100%;
  }

  .hero-facts {
    display: grid;
    gap: 10px;
    margin-top: 34px;
  }

  .hero-visual {
    min-height: 360px;
  }

  .system-core {
    width: 184px;
    height: 184px;
    border-radius: 28px;
  }

  .system-core img {
    width: 122px;
    height: 122px;
  }

  .visual-label {
    font-size: 10px;
  }

  .section {
    padding: 86px 20px;
  }

  .section h2,
  .contact-section h2 {
    font-size: clamp(44px, 12vw, 58px);
  }

  .service-item {
    grid-template-columns: 46px 1fr;
  }

  .service-item h3 {
    font-size: 22px;
  }

  .system-route {
    grid-template-columns: 1fr;
    gap: 18px;
    margin-top: 64px;
  }

  .route-point,
  .route-point-result {
    text-align: center;
  }

  .route-line {
    width: 3px;
    height: 48px;
    justify-self: center;
  }

  .route-center {
    justify-self: center;
  }

  .outcome-grid,
  .process-list,
  .difference-grid,
  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .outcome-grid > div {
    min-height: auto;
    padding: 26px 24px;
  }

  .process-list {
    margin-top: 72px;
  }

  .process-list li {
    padding-right: 0;
  }

  .difference-grid article {
    min-height: auto;
    padding-bottom: 48px;
  }

  .pricing-grid {
    gap: 14px;
    margin-top: 44px;
  }

  .bitrix-partner-showcase {
    gap: 14px;
    margin-top: 48px;
  }

  .bitrix-official-banner picture {
    display: grid;
    place-items: center;
  }

  .bitrix-official-banner img {
    width: min(100%, 240px);
  }

  .bitrix-partner-card {
    min-height: 294px;
    padding: 24px 22px 20px;
  }

  .bitrix-partner-card h3 {
    font-size: 25px;
  }

  .bitrix-partner-copy {
    font-size: 14px;
  }

  .pricing-card {
    min-height: 360px;
    padding: 25px 22px 27px;
  }

  .pricing-audience {
    min-height: auto;
  }

  .pricing-footer {
    gap: 30px;
    margin-top: 42px;
  }

  .pricing-actions,
  .pricing-actions .button,
  .pricing-source-link {
    width: 100%;
  }

  .pricing-source-link {
    justify-content: center;
    text-align: center;
  }

  .development-map {
    min-height: 430px;
  }

  .development-item {
    width: 144px;
    min-height: 60px;
    font-size: 13px;
  }

  .development-core {
    width: 130px;
    height: 130px;
    font-size: 13px;
  }

  .contact-section {
    padding-inline: 20px;
  }

  .contact-topline {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    gap: 20px;
    min-height: 148px;
  }

  .contact-grid {
    padding: 84px 0;
  }

  .contact-list strong {
    overflow-wrap: anywhere;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    gap: 10px;
    padding: 20px 0;
  }
}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}