:root {
  --bg: #021639;
  --bg-soft: #071b46;
  --panel: #0d1428;
  --panel-soft: rgba(255, 255, 255, 0.06);
  --line: rgba(255, 255, 255, 0.1);
  --line-strong: rgba(255, 255, 255, 0.18);
  --text: #ffffff;
  --text-muted: rgba(255, 255, 255, 0.5);
  --text-faint: rgba(255, 255, 255, 0.3);
  --accent: #d8603e;
  --white: #ffffff;
  --radius: 24px;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.32);
  --container: min(1280px, calc(100vw - 32px));
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 82% 9%, rgba(58, 127, 220, 0.22), transparent 16%),
    radial-gradient(circle at 80% 78%, rgba(0, 194, 255, 0.08), transparent 14%),
    var(--bg);
  color: var(--text);
  font-family: "Roboto", sans-serif;
}

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

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

button,
input,
textarea {
  font: inherit;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.page-shell {
  overflow: clip;
}

.container {
  width: var(--container);
  margin: 0 auto;
}

.section {
  position: relative;
}

.section--dark {
  padding: 48px 0 32px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(2, 22, 57, 0.08);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 80px;
  padding: 0 48px;
}

.brand {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
}

.brand img {
  display: block;
  width: 154px;
  height: auto;
}

.brand--footer {
  filter: brightness(1.02);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 40px;
  margin-left: auto;
  margin-right: 28px;
  color: #021639;
  font-size: 0.875rem;
  font-weight: 500;
}

.site-nav a,
.footer-nav a {
  position: relative;
  transition: color 0.25s ease;
}

.site-nav a::after,
.footer-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 100%;
  height: 1px;
  transform: scaleX(0);
  transform-origin: left;
  background: currentColor;
  transition: transform 0.25s ease;
}

.site-nav a:hover::after,
.footer-nav a:hover::after {
  transform: scaleX(1);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 52px;
  padding: 14px 28px;
  border: 1px solid transparent;
  border-radius: 999px;
  transition:
    transform 0.25s ease,
    background 0.25s ease,
    border-color 0.25s ease,
    color 0.25s ease,
    box-shadow 0.25s ease;
}

.button:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.2);
}

.button--primary {
  background: var(--white);
  color: var(--bg);
  font-size: 0.875rem;
  font-weight: 600;
}

.button--ghost {
  min-height: 42px;
  padding: 10px 21px;
  border-color: rgba(2, 22, 57, 0.18);
  color: var(--bg);
  font-size: 0.875rem;
  font-weight: 500;
}

.button--outline {
  border-color: rgba(255, 255, 255, 0.18);
  color: var(--white);
  font-size: 0.875rem;
  font-weight: 500;
}

.button--outline:hover,
.button--ghost:hover {
  background: rgba(255, 255, 255, 0.06);
}

.button--full {
  width: 100%;
}

.menu-toggle {
  display: none;
  width: 46px;
  height: 46px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: rgba(2, 22, 57, 0.08);
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 6px auto;
  background: var(--bg);
  transition: transform 0.25s ease;
}

.hero {
  position: relative;
  min-height: 703px;
  background: var(--bg);
  overflow: hidden;
}

.hero__media {
  position: absolute;
  top: 0;
  right: 0;
  width: min(50vw, 720px);
  height: 100%;
  overflow: hidden;
  border-bottom-left-radius: 32px;
}

.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: saturate(0.88);
  transform: scale(1.04);
  transform-origin: center;
  animation: heroIntro 1.4s cubic-bezier(0.22, 1, 0.36, 1) 0.15s both;
  will-change: transform, filter;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(2, 22, 57, 0.05), rgba(2, 22, 57, 0.6)),
    linear-gradient(270deg, rgba(2, 22, 57, 0), rgba(2, 22, 57, 1));
}

.hero__content {
  position: relative;
  z-index: 1;
  padding: 160px 48px 96px;
}

.eyebrow {
  margin: 0 0 32px;
  color: var(--text-faint);
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
}

.hero__title,
.section-title {
  margin: 0;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  font-family: "Manrope", sans-serif;
  line-height: 0.95;
  letter-spacing: -0.04em;
}

.hero__title {
  max-width: 780px;
  font-size: clamp(3.8rem, 8vw, 6rem);
}

.hero__title .muted,
.section-title .muted {
  color: rgba(255, 255, 255, 0.28);
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: 32px;
  margin-top: 48px;
}

.hero__stats {
  display: flex;
  gap: 40px;
}

.hero__stats div,
.metric-card {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.hero__stats strong {
  font-size: 1.5rem;
  line-height: 1.2;
}

.hero__stats span {
  color: var(--text-faint);
  font-size: 0.75rem;
}

.hero__meta {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--line);
}

.hero__meta-inner {
  display: flex;
  justify-content: space-between;
  padding: 20px 48px;
  color: var(--text-faint);
  font-size: 0.75rem;
}

.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 48px 32px;
  border-bottom: 1px solid var(--line);
}

.section-index {
  color: var(--text-faint);
  font-size: 0.75rem;
}

.about-grid,
.areas-grid,
.service-grid,
.contacts-grid {
  display: grid;
  gap: 80px;
  padding: 80px 48px 0;
}

.about-grid,
.service-grid,
.contacts-grid {
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
}

.section-title {
  font-size: clamp(2.8rem, 5vw, 3.75rem);
  font-weight: 800;
}

.service-title {
  letter-spacing: -0.02em;
}

.service-copy .lead {
  margin-top: 108px;
  max-width: 320px;
}

.lead {
  margin: 0;
  max-width: 552px;
  color: var(--text-muted);
  font-size: 1.125rem;
  line-height: 1.65;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: 48px;
  overflow: hidden;
  border-radius: 16px;
  background: var(--line);
}

.metric-card {
  min-height: 128px;
  padding: 32px;
  background: var(--panel);
}

.metric-card strong {
  font-size: 2.25rem;
  line-height: 1.1;
}

.metric-card span {
  color: var(--text-faint);
  font-size: 0.875rem;
}

.partners-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: 32px;
  padding: 0;
  overflow: hidden;
  border-radius: 16px;
  background: transparent;
}

.partner-card {
  display: grid;
  place-items: center;
  min-height: 93px;
  padding: 20px 24px;
  background: var(--bg);
}

.partner-card img {
  max-width: 88%;
  max-height: 54px;
  width: auto;
  height: auto;
  object-fit: contain;
}

.partner-card__erbe {
  max-width: 96%;
  max-height: 70px;
}

.areas-grid {
  grid-template-columns: 320px minmax(0, 1fr);
}

.areas-list {
  display: grid;
}

.area-item,
.service-item {
  display: grid;
  align-items: center;
  gap: 32px;
  border-bottom: 1px solid var(--line);
}

.area-item {
  grid-template-columns: 40px minmax(0, 1fr);
  padding: 28px 0;
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.area-item:hover {
  transform: translateX(8px);
  border-color: var(--line-strong);
}

.area-item span,
.service-item span {
  color: var(--text-faint);
  font-size: 0.875rem;
}

.area-item h3,
.service-item h3 {
  margin: 0 0 4px;
  font-family: "Manrope", sans-serif;
  font-size: 1.75rem;
  font-weight: 700;
}

.area-item p,
.contacts-copy .lead {
  margin: 0;
  color: var(--text-faint);
  line-height: 1.5;
}

.service-copy .lead {
  margin: 88px 0 0;
  color: var(--text-faint);
  line-height: 1.5;
}

.service-list {
  display: grid;
  overflow: hidden;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--line);
}

.service-item {
  grid-template-columns: 32px minmax(0, 1fr);
  min-height: 72px;
  padding: 0 28px;
}

.service-item:last-child {
  border-bottom: 0;
}

.service-map {
  position: relative;
  margin-top: 32px;
  overflow: hidden;
  border-radius: 18px;
  min-height: 218px;
  box-shadow: var(--shadow);
}

.service-map img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.service-map::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(2, 22, 57, 0.52), rgba(2, 22, 57, 0.08));
}

.service-map__label {
  position: absolute;
  left: 36px;
  bottom: 36px;
  z-index: 1;
  font-family: "Manrope", sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
}

.offers-layout {
  display: grid;
  grid-template-columns: 300px minmax(0, 760px);
  gap: 48px;
  align-items: start;
  justify-content: space-between;
  padding: 80px 48px 0;
}

.offers-copy .section-title {
  max-width: 320px;
}

.offers-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  padding: 1px;
  border-radius: 20px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.1);
}

.offer-card {
  min-height: 129px;
  padding: 26px 24px 24px;
  background: #052153;
  transition: background 0.25s ease;
}

.offer-card:hover {
  background: #082866;
}

.offer-card span {
  display: block;
  margin-bottom: 18px;
  color: rgba(255, 255, 255, 0.18);
  font-size: 0.75rem;
}

.offer-card h3 {
  margin-bottom: 8px;
  font-size: 1rem;
  line-height: 1.4;
}

.offer-card p {
  max-width: 280px;
  color: rgba(255, 255, 255, 0.28);
  font-size: 0.875rem;
  line-height: 1.45;
}

.contacts-grid {
  align-items: start;
}

.contacts-panel {
  padding: 40px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02)),
    rgba(255, 255, 255, 0.03);
  box-shadow: var(--shadow);
}

.contact-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 24px;
  color: var(--text-muted);
}

.contact-list li {
  display: flex;
  align-items: center;
  gap: 16px;
}

.contact-list span {
  display: inline-grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.04);
  color: var(--white);
}

.site-footer {
  padding: 64px 0 0;
  border-top: 1px solid var(--line);
}

.footer-top,
.footer-bottom {
  display: grid;
  gap: 32px;
  padding: 0 48px;
}

.footer-top {
  grid-template-columns: 320px minmax(0, 1fr) auto;
  align-items: start;
}

.footer-brand p {
  margin: 20px 0 0;
  color: var(--text-muted);
  line-height: 1.6;
}

.socials {
  display: flex;
  gap: 12px;
  margin-top: 24px;
}

.socials a {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--line);
  color: var(--white);
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.socials a:hover {
  transform: translateY(-2px);
  border-color: var(--line-strong);
}

.footer-nav {
  display: flex;
  flex-wrap: nowrap;
  gap: 18px;
  align-self: start;
  justify-content: center;
  padding-top: 10px;
  white-space: nowrap;
}

.footer-contacts {
  display: grid;
  gap: 12px;
  justify-items: end;
  color: var(--text-muted);
  padding-top: 18px;
}

.footer-bottom {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  padding-top: 48px;
  padding-bottom: 32px;
  margin-top: 64px;
  border-top: 1px solid var(--line);
  color: var(--text-faint);
  font-size: 0.75rem;
}

.footer-bottom span:last-child {
  justify-self: end;
}

.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition:
    opacity 0.7s ease,
    transform 0.7s ease;
}

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

@keyframes heroIntro {
  0% {
    transform: scale(1.14) translate3d(22px, 0, 0);
    filter: saturate(0.82) brightness(0.82);
    opacity: 0;
  }

  100% {
    transform: scale(1.04) translate3d(0, 0, 0);
    filter: saturate(0.88) brightness(1);
    opacity: 1;
  }
}

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

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

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

@media (max-width: 1100px) {
  .header-inner,
  .hero__content,
  .hero__meta-inner,
  .section-head,
  .about-grid,
  .areas-grid,
  .service-grid,
  .offers-layout,
  .contacts-grid,
  .footer-top,
  .footer-bottom {
    padding-left: 24px;
    padding-right: 24px;
  }

  .site-nav {
    gap: 20px;
    margin-right: 0;
  }

  .hero__media {
    width: 52vw;
  }

  .hero__actions,
  .about-grid,
  .service-grid,
  .contacts-grid,
  .footer-top {
    grid-template-columns: 1fr;
    flex-direction: column;
    align-items: flex-start;
  }

  .areas-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .offers-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .offers-layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .offers-copy .section-title {
    max-width: none;
  }

  .contacts-panel {
    width: 100%;
  }

  .footer-contacts {
    justify-items: start;
  }

  .footer-bottom span:last-child {
    justify-self: start;
  }
}

@media (max-width: 820px) {
  .menu-toggle {
    display: inline-block;
    margin-left: auto;
  }

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

  .site-header.is-open .site-nav {
    position: absolute;
    top: calc(100% + 8px);
    left: 16px;
    right: 16px;
    display: grid;
    gap: 18px;
    padding: 24px;
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 24px 60px rgba(2, 22, 57, 0.14);
  }

  .site-header.is-open .header-cta {
    display: inline-flex;
    position: absolute;
    top: calc(100% + 268px);
    right: 16px;
    left: 16px;
    justify-content: center;
    background: var(--bg);
    color: var(--white);
    border-color: transparent;
  }

  .hero {
    min-height: auto;
  }

  .hero__media {
    position: relative;
    inset: auto;
    width: 100%;
    height: 380px;
    border-bottom-left-radius: 0;
  }

  .hero__content {
    margin-top: -80px;
    padding-top: 0;
  }

  .hero__title {
    font-size: clamp(3rem, 13vw, 4.6rem);
  }

  .hero__stats {
    flex-wrap: wrap;
    gap: 24px;
  }

  .metrics-grid,
  .offers-grid {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 560px) {
  .container {
    width: min(100vw - 16px, 100%);
  }

  .header-inner {
    min-height: 72px;
    padding: 0 16px;
  }

  .brand {
    max-width: 132px;
  }

  .hero__content,
  .hero__meta-inner,
  .section-head,
  .about-grid,
  .areas-grid,
  .service-grid,
  .offers-layout,
  .contacts-grid,
  .footer-top,
  .footer-bottom {
    padding-left: 16px;
    padding-right: 16px;
  }

  .hero__media {
    height: 300px;
  }

  .hero__content {
    padding-bottom: 48px;
  }

  .hero__actions {
    align-items: stretch;
  }

  .button,
  .button--primary,
  .button--outline {
    width: 100%;
  }

  .hero__meta-inner,
  .footer-bottom {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .section--dark {
    padding-top: 24px;
  }

  .section-head {
    padding-bottom: 24px;
  }

  .about-grid,
  .service-grid,
  .contacts-grid {
    gap: 40px;
    padding-top: 48px;
  }

  .section-title {
    font-size: clamp(2.35rem, 12vw, 3rem);
  }

  .lead {
    font-size: 1rem;
  }

  .area-item {
    grid-template-columns: 32px 1fr;
  }

  .metric-card,
  .offer-card {
    padding: 24px;
  }

  .footer-top {
    gap: 40px;
  }
}