:root {
  --dark: #060b13;
  --dark-2: #0b111c;
  --dark-3: #111a29;
  --ink: #111827;
  --muted: #647083;
  --line: rgba(255, 255, 255, 0.12);
  --light-line: #dde4ef;
  --blue: #0d5bd7;
  --blue-2: #07449f;
  --blue-soft: #e8f0ff;
  --white: #ffffff;
  --paper: #f4f7fb;
  --max: 1280px;
  --ease: cubic-bezier(.2, .7, .2, 1);
  --ease-out: cubic-bezier(.16, 1, .3, 1);
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  min-width: 320px;
  margin: 0;
  color: var(--ink);
  background: var(--dark);
  font-family: "Segoe UI", Arial, sans-serif;
  line-height: 1.55;
  text-rendering: geometricPrecision;
}

body.menu-open {
  overflow: hidden;
}

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

button,
input {
  font: inherit;
}

svg {
  width: 1em;
  height: 1em;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.landing-page {
  overflow: hidden;
  background: var(--paper);
}

.site-header {
  position: absolute;
  top: 0;
  left: 50%;
  z-index: 20;
  display: grid;
  width: min(100% - 64px, var(--max));
  min-height: 156px;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 32px;
  transform: translateX(-50%);
  color: var(--white);
}

.site-header::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, .16), transparent);
  content: "";
  opacity: .55;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  font-weight: 800;
  letter-spacing: .8px;
  line-height: 1;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 144px;
  height: 128px;
  flex: 0 0 auto;
}

.brand-mark img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.brand-name {
  display: inline-block;
  font-size: 28px;
  line-height: 1;
  white-space: nowrap;
}

.brand-name-blue {
  color: #0B55D9;
}

.brand-name-gray {
  color: #9aa3af;
}

.main-nav {
  display: flex;
  justify-content: center;
  gap: clamp(12px, 1.5vw, 24px);
  color: rgba(255, 255, 255, .78);
  font-size: 14px;
  font-weight: 600;
}

.main-nav a,
.main-nav button {
  position: relative;
  padding: 8px 0;
}

.main-nav a::after,
.main-nav button::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 1px;
  background: var(--blue);
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .28s var(--ease-out);
}

.main-nav a,
.main-nav button,
.section-link,
.watch-link,
.outline-action,
.footer-grid a,
.footer-grid button,
.footer-bottom a {
  transition: color .2s var(--ease), opacity .2s var(--ease), transform .2s var(--ease);
}

.main-nav a:hover,
.main-nav button:hover,
.section-link:hover,
.watch-link:hover,
.footer-grid a:hover,
.footer-grid button:hover,
.footer-bottom a:hover {
  color: var(--white);
  opacity: 1;
}

.main-nav a:hover::after,
.main-nav button:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-modal-link,
.footer-modal-link {
  border: 0;
  background: transparent;
  color: inherit;
  cursor: pointer;
  font: inherit;
  text-align: left;
}

.nav-modal-link {
  line-height: inherit;
}

.header-action,
.btn-primary-custom {
  display: inline-flex;
  min-height: 54px;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 0 28px;
  border: 1px solid rgba(255, 255, 255, .1);
  border-radius: 2px;
  background: linear-gradient(135deg, var(--blue), var(--blue-2));
  color: var(--white);
  font-size: 14px;
  font-weight: 700;
  box-shadow: 0 18px 46px rgba(5, 55, 142, .28);
  position: relative;
  overflow: hidden;
  transition: transform .2s var(--ease), box-shadow .2s var(--ease), background .2s var(--ease);
}

.header-action::before,
.btn-primary-custom::before {
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent 0 34%, rgba(255, 255, 255, .22) 50%, transparent 66% 100%);
  content: "";
  transform: translateX(-115%);
  transition: transform .65s var(--ease-out);
}

.header-action svg,
.btn-primary-custom svg {
  width: 22px;
  height: 22px;
}

.header-action:hover,
.btn-primary-custom:hover {
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 22px 54px rgba(5, 55, 142, .42);
}

.header-action:hover::before,
.btn-primary-custom:hover::before {
  transform: translateX(115%);
}

.header-action > *,
.btn-primary-custom > * {
  position: relative;
}

.menu-toggle {
  display: none;
  width: 46px;
  height: 42px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 6px;
  border: 1px solid rgba(255, 255, 255, .16);
  background: rgba(255, 255, 255, .04);
  color: var(--white);
}

.menu-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: currentColor;
}

.hero {
  position: relative;
  min-height: 790px;
  padding: 174px 0 0;
  color: var(--white);
  background:
    linear-gradient(90deg, rgba(6, 11, 19, .98) 0%, rgba(6, 11, 19, .84) 35%, rgba(6, 11, 19, .12) 70%, rgba(6, 11, 19, .58) 100%),
    radial-gradient(circle at 74% 22%, rgba(255, 255, 255, .2), transparent 34%),
    linear-gradient(150deg, #798796 0%, #dde3e9 42%, #515e6a 100%);
  isolation: isolate;
}

.hero::before {
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(90deg, transparent 0 118px, rgba(255, 255, 255, .08) 119px 120px),
    repeating-linear-gradient(0deg, transparent 0 84px, rgba(255, 255, 255, .045) 85px 86px);
  content: "";
  opacity: .35;
  z-index: 1;
  mask-image: linear-gradient(90deg, transparent 0 48%, #000 55% 100%);
}

.hero::after {
  position: absolute;
  inset: 0 0 0 auto;
  z-index: 1;
  width: min(74vw, 1080px);
  background:
    linear-gradient(90deg, rgba(6, 11, 19, .46) 0%, rgba(6, 11, 19, .08) 28%, rgba(6, 11, 19, .38) 100%),
    linear-gradient(180deg, rgba(255, 255, 255, .1), transparent 28%, rgba(6, 11, 19, .22) 100%);
  content: "";
  pointer-events: none;
}

.hero-shape {
  position: absolute;
  inset: 0 auto 0 0;
  z-index: 2;
  width: min(64vw, 790px);
  background:
    linear-gradient(135deg, rgba(5, 8, 14, .98), rgba(8, 13, 23, .96)),
    linear-gradient(45deg, transparent, rgba(255, 255, 255, .08));
  box-shadow: 42px 0 80px rgba(0, 0, 0, .22);
  clip-path: polygon(0 0, 72% 0, 100% 35%, 77% 52%, 100% 79%, 70% 100%, 0 100%);
}

.hero-grid {
  position: relative;
  z-index: 3;
  display: grid;
  width: min(100% - 64px, var(--max));
  min-height: 540px;
  grid-template-columns: minmax(420px, 620px) 1fr;
  align-items: center;
  gap: 28px;
  margin: 0 auto;
}

.hero-content {
  max-width: 620px;
  padding-top: 18px;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--blue);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 2.2px;
  line-height: 1.2;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2 {
  font-weight: 850;
  line-height: 1.02;
  text-transform: uppercase;
  overflow-wrap: break-word;
}

h1 {
  max-width: 680px;
  margin-bottom: 28px;
  font-size: clamp(38px, 3.4vw, 50px);
  letter-spacing: 0;
}

h2 {
  margin-bottom: 22px;
  font-size: clamp(32px, 3.6vw, 46px);
  letter-spacing: 0;
}

h3 {
  font-size: 16px;
  font-weight: 800;
  line-height: 1.25;
}

.hero-lead {
  max-width: 430px;
  margin-bottom: 34px;
  color: rgba(255, 255, 255, .8);
  font-size: 17px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
}

.watch-link {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  color: rgba(255, 255, 255, .9);
  font-size: 14px;
  font-weight: 800;
}

.watch-link span,
.section-link svg,
.outline-action svg {
  display: inline-grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, .38);
  border-radius: 50%;
}

.watch-link span {
  width: 34px;
  height: 34px;
}

.watch-link svg {
  width: 15px;
  height: 15px;
}

.hero-visual {
  position: relative;
  min-height: 540px;
}

.building-photo {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  z-index: 0;
  width: min(74vw, 1080px);
  height: 100%;
  object-fit: cover;
  object-position: 56% 50%;
  filter: saturate(.9) contrast(1.06) brightness(.92);
  opacity: .98;
  transform: translateZ(0);
  user-select: none;
  mask-image: linear-gradient(90deg, transparent 0, #000 10%, #000 100%);
}

.quality-card {
  position: absolute;
  right: 2%;
  bottom: 108px;
  z-index: 4;
  display: grid;
  grid-template-columns: auto auto;
  column-gap: 16px;
  width: 210px;
  padding: 24px 26px;
  background: rgba(255, 255, 255, .95);
  color: var(--ink);
  box-shadow: 0 24px 52px rgba(0, 0, 0, .22);
}

.quality-card::after {
  position: absolute;
  right: -14px;
  bottom: -14px;
  width: 72px;
  height: 72px;
  border-right: 1px solid rgba(13, 91, 215, .22);
  border-bottom: 1px solid rgba(13, 91, 215, .22);
  content: "";
}

.quality-card svg {
  grid-row: span 2;
  width: 46px;
  height: 46px;
  color: var(--blue);
}

.quality-card strong {
  font-size: 28px;
  line-height: 1;
}

.quality-card span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.35;
}

.hero-stats {
  position: relative;
  z-index: 3;
  display: grid;
  width: min(100% - 64px, var(--max));
  grid-template-columns: repeat(4, 1fr);
  margin: 0 auto;
  border-top: 1px solid var(--line);
  background: linear-gradient(90deg, rgba(6, 11, 19, .74), rgba(14, 21, 32, .8));
  backdrop-filter: blur(16px);
}

.hero-stats article {
  display: grid;
  min-height: 118px;
  grid-template-columns: 52px 1fr;
  align-content: center;
  column-gap: 16px;
  padding: 24px 34px;
  border-right: 1px solid var(--line);
}

.hero-stats article:last-child {
  border-right: 0;
}

.hero-stats svg {
  grid-row: span 2;
  width: 42px;
  height: 42px;
  color: var(--blue);
}

.hero-stats strong {
  font-size: 30px;
  line-height: 1;
}

.hero-stats span {
  color: rgba(255, 255, 255, .7);
  font-size: 13px;
  font-weight: 700;
  line-height: 1.25;
}

.about {
  position: relative;
  display: grid;
  min-height: 620px;
  grid-template-columns: minmax(0, 40%) minmax(0, 60%);
  overflow: hidden;
  background: #F8F9FB;
}

.about-image {
  position: relative;
  z-index: 2;
  min-height: 620px;
  overflow: visible;
}

.about-geometry {
  position: absolute;
  inset: 0 -168px 0 0;
}

.about-geometry::before {
  position: absolute;
  inset: 0 -82px 0 11%;
  background: var(--white);
  clip-path: polygon(0 20%, 72% 0, 53% 42%, 72% 100%, 0 80%, 0 62%, 30% 50%, 0 38%);
  content: "";
}

.about-photo {
  position: absolute;
  inset: 0 4% 0 0;
  clip-path: polygon(0 0, 74% 0, 55% 42%, 74% 100%, 0 100%, 0 61%, 32% 50%, 0 39%);
  background: #d6dce4;
}

.about-photo img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 48% 50%;
  border-radius: 0;
}

.about-panel {
  position: relative;
  z-index: 3;
  display: flex;
  align-items: center;
  padding: 92px max(32px, calc((100vw - var(--max)) / 2)) 92px clamp(92px, 7vw, 132px);
  background: transparent;
}

.about-copy {
  width: min(100%, 980px);
}

.about-panel h2 {
  max-width: 760px;
  margin-bottom: 28px;
  font-size: clamp(36px, 3.15vw, 54px);
  font-weight: 900;
  letter-spacing: 0;
  line-height: 1.12;
  text-transform: uppercase;
}

.about-panel p:not(.eyebrow) {
  max-width: 690px;
  margin: 0 0 10px;
  color: #2f3743;
  font-size: 18px;
  line-height: 1.72;
}

.about-lower {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  align-items: center;
  gap: clamp(34px, 4vw, 64px);
  margin-top: 46px;
}

.check-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(175px, 1fr));
  gap: 28px 42px;
  margin-top: 0;
}

.check-list span {
  position: relative;
  min-height: 52px;
  padding-left: 46px;
  color: #1f2733;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.48;
}

.check-list span::before {
  position: absolute;
  top: 2px;
  left: 0;
  display: grid;
  width: 28px;
  height: 28px;
  place-items: center;
  border: 1px solid var(--blue);
  border-radius: 50%;
  color: var(--blue);
  content: "✓";
  font-size: 15px;
  font-weight: 800;
  line-height: 1;
}

.experience-card {
  display: flex;
  width: 220px;
  min-height: 220px;
  flex-direction: column;
  align-self: center;
  justify-content: flex-start;
  padding: 32px;
  border: 1px solid rgba(13, 91, 215, .46);
  background: var(--white);
  box-shadow: none;
  transition: border-color .24s var(--ease), transform .24s var(--ease);
}

.experience-card:hover {
  border-color: var(--blue);
  transform: translateY(-4px);
}

.experience-card strong {
  color: var(--blue);
  font-size: 76px;
  font-weight: 300;
  letter-spacing: 0;
  line-height: .9;
}

.experience-card span {
  margin-top: 16px;
  color: var(--ink);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.3;
}

.experience-card a {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  margin-top: auto;
  color: var(--blue);
  font-size: 15px;
  font-weight: 800;
  line-height: 1.24;
}

.experience-card a span {
  margin: 0;
  color: inherit;
  font-size: inherit;
  font-weight: inherit;
}

.experience-card svg {
  flex: 0 0 auto;
  width: 38px;
  height: 38px;
  padding: 9px;
  border: 1px solid rgba(13, 91, 215, .44);
  border-radius: 50%;
  transition: transform .24s var(--ease), border-color .24s var(--ease);
}

.experience-card:hover svg {
  border-color: var(--blue);
  transform: translateX(3px);
}

.section-dark {
  color: var(--white);
  background:
    linear-gradient(135deg, rgba(6, 11, 19, .98), rgba(10, 16, 27, .98)),
    repeating-linear-gradient(90deg, transparent 0 96px, rgba(255, 255, 255, .03) 97px 98px);
}

.projects,
.advantages,
.steps {
  padding-right: max(32px, calc((100vw - var(--max)) / 2));
  padding-left: max(32px, calc((100vw - var(--max)) / 2));
}

.projects {
  position: relative;
  padding-top: 78px;
  padding-bottom: 64px;
  overflow: hidden;
}

.projects::before {
  position: absolute;
  top: 20px;
  left: max(32px, calc((100vw - var(--max)) / 2));
  color: rgba(255, 255, 255, .035);
  content: "ПРОЕКТЫ";
  font-size: clamp(80px, 14vw, 180px);
  font-weight: 900;
  line-height: .8;
  pointer-events: none;
}

.projects::after {
  position: absolute;
  top: 50%;
  right: max(14px, calc((100vw - var(--max)) / 2 - 44px));
  width: 64px;
  height: 92px;
  border-top: 1px solid rgba(255, 255, 255, .38);
  border-right: 1px solid rgba(255, 255, 255, .38);
  content: "";
  transform: translateY(-18%) rotate(45deg);
  opacity: .72;
}

.section-head {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 32px;
}

.section-link {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  color: rgba(255, 255, 255, .86);
  font-size: 14px;
  font-weight: 800;
}

.section-link svg {
  width: 32px;
  height: 32px;
  padding: 8px;
}

.project-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.project-card {
  min-width: 0;
  transition: transform .28s var(--ease-out);
}

.project-card:hover {
  transform: translateY(-6px);
}

.project-thumb {
  position: relative;
  aspect-ratio: 3 / 4;
  margin-bottom: 16px;
  overflow: hidden;
  background: #cbd1d9;
  box-shadow: 0 22px 48px rgba(0, 0, 0, .22);
  transition: filter .28s var(--ease-out), transform .28s var(--ease-out), box-shadow .28s var(--ease-out);
}

.project-thumb img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform .55s var(--ease-out);
}

.project-card:hover .project-thumb {
  filter: brightness(1.06) contrast(1.03);
  transform: translateY(-2px);
  box-shadow: 0 28px 58px rgba(0, 0, 0, .3);
}

.project-card:hover .project-thumb img {
  transform: scale(1.035);
}

.project-thumb span {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 3;
  display: grid;
  width: 36px;
  height: 30px;
  place-items: center;
  border-radius: 2px;
  background: var(--blue);
  color: var(--white);
  font-size: 12px;
  font-weight: 900;
}

.project-carousel img {
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity .28s var(--ease), transform .55s var(--ease-out);
}

.project-carousel img.is-active {
  opacity: 1;
}

.project-carousel-btn {
  position: absolute;
  top: 50%;
  z-index: 3;
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, .32);
  border-radius: 50%;
  background: rgba(6, 11, 19, .58);
  color: var(--white);
  cursor: pointer;
  transform: translateY(-50%);
  transition: background .2s var(--ease), border-color .2s var(--ease), transform .2s var(--ease);
}

.project-carousel-btn:hover {
  border-color: rgba(255, 255, 255, .72);
  background: rgba(13, 91, 215, .88);
}

.project-carousel-btn svg {
  width: 20px;
  height: 20px;
}

.project-carousel-prev {
  left: 12px;
}

.project-carousel-next {
  right: 12px;
}

.project-carousel-dots {
  position: absolute;
  right: 14px;
  bottom: 14px;
  z-index: 3;
  display: flex;
  gap: 6px;
}

.project-carousel-dots i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .46);
}

.project-carousel-dots i.is-active {
  background: var(--white);
}

.project-card h3 {
  margin-bottom: 6px;
  color: var(--white);
}

.project-card p {
  margin-bottom: 0;
  color: rgba(255, 255, 255, .56);
  font-size: 13px;
}

.services {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 420px);
  background: #f8fafc;
}

.services-content {
  padding: 74px 54px 76px max(32px, calc((100vw - var(--max)) / 2));
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  margin-top: 28px;
  border-left: 1px solid var(--light-line);
}

.services-grid article {
  min-height: 215px;
  padding: 28px 20px;
  border-right: 1px solid var(--light-line);
  text-align: center;
  transition: background .24s var(--ease), box-shadow .24s var(--ease), transform .24s var(--ease);
}

.services-grid article:hover {
  background: var(--white);
  box-shadow: 0 24px 50px rgba(13, 30, 52, .08);
  transform: translateY(-5px);
}

.services-grid svg,
.advantage-grid svg,
.steps-line svg {
  width: 48px;
  height: 48px;
  margin-bottom: 22px;
  color: var(--blue);
}

.services-grid svg {
  width: 56px;
  height: 56px;
}

.services-grid h3,
.advantage-grid h3,
.steps-line h3 {
  margin-bottom: 10px;
}

.services-grid p,
.advantage-grid p,
.steps-line p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 13px;
}

.blue-plan {
  position: relative;
  display: flex;
  align-items: end;
  justify-content: center;
  padding: 58px 44px;
  overflow: hidden;
  background:
    linear-gradient(120deg, rgba(0, 49, 128, .98), rgba(13, 91, 215, .98)),
    repeating-linear-gradient(45deg, rgba(255, 255, 255, .12) 0 1px, transparent 1px 58px);
  clip-path: polygon(18% 0, 100% 0, 100% 100%, 0 100%);
}

.plan-lines {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(35deg, transparent 0 49%, rgba(255, 255, 255, .2) 50%, transparent 51%),
    linear-gradient(145deg, transparent 0 49%, rgba(255, 255, 255, .16) 50%, transparent 51%),
    repeating-linear-gradient(90deg, transparent 0 78px, rgba(255, 255, 255, .14) 79px 80px);
  opacity: .45;
}

.outline-action {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 16px;
  min-height: 58px;
  padding: 0 26px;
  border: 1px solid rgba(255, 255, 255, .22);
  color: var(--white);
  font-size: 14px;
  font-weight: 800;
}

.outline-action:hover {
  background: rgba(255, 255, 255, .12);
  color: var(--white);
  transform: translateY(-2px);
}

.outline-action svg {
  width: 30px;
  height: 30px;
  padding: 7px;
}

.advantages {
  position: relative;
  padding-top: 72px;
  padding-bottom: 74px;
  overflow: hidden;
}

.advantages::before {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(110deg, transparent 0 63%, rgba(13, 91, 215, .08) 63% 64%, transparent 64% 100%),
    repeating-linear-gradient(90deg, transparent 0 112px, rgba(255, 255, 255, .035) 113px 114px);
  content: "";
  pointer-events: none;
}

.advantage-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  margin-top: 34px;
}

.advantage-grid article {
  min-height: 170px;
  padding: 4px 28px 6px 0;
  border-right: 1px solid var(--line);
  transition: transform .24s var(--ease-out);
}

.advantage-grid article:hover {
  transform: translateY(-5px);
}

.advantage-grid article + article {
  padding-left: 28px;
}

.advantage-grid article:last-child {
  border-right: 0;
}

.advantage-grid p {
  color: rgba(255, 255, 255, .58);
}

.steps {
  padding-top: 70px;
  padding-bottom: 72px;
  background: #f8fafc;
}

.steps-line {
  position: relative;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 18px;
  margin-top: 38px;
}

.steps-line::before {
  position: absolute;
  top: 17px;
  right: 6%;
  left: 6%;
  height: 1px;
  background: linear-gradient(90deg, transparent, #b6c5d7 7% 93%, transparent);
  content: "";
}

.steps-line article {
  position: relative;
  z-index: 2;
  min-width: 0;
  text-align: center;
}

.steps-line article > span {
  display: grid;
  width: 36px;
  height: 36px;
  place-items: center;
  margin: 0 auto 22px;
  border-radius: 50%;
  background: var(--blue);
  color: var(--white);
  font-size: 12px;
  font-weight: 900;
}

.steps-line svg {
  margin-bottom: 16px;
}

.site-footer-section {
  position: relative;
  overflow: hidden;
  color: var(--white);
  background-image: url("/images/footer-construction-frame.webp");
  background-size: cover;
  background-position: center right;
  background-repeat: no-repeat;
}

.site-footer-section::before,
.site-footer-section::after {
  position: absolute;
  inset: 0;
  pointer-events: none;
  content: "";
}

.site-footer-section::before {
  z-index: 1;
  background: rgba(3, 10, 18, 0.28);
}

.site-footer-section::after {
  z-index: 2;
  background: linear-gradient(90deg, #050B16 0%, rgba(5, 11, 22, 0.72) 35%, rgba(5, 11, 22, 0.12) 100%);
}

.cta,
.site-footer {
  position: relative;
  z-index: 3;
}

.cta {
  display: flex;
  height: 270px;
  align-items: center;
}

.cta-inner,
.footer-grid,
.footer-bottom {
  width: min(100% - 64px, 1320px);
  margin: 0 auto;
}

.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 36px;
}

.cta h2 {
  max-width: 720px;
  margin-bottom: 18px;
  color: var(--white);
  font-size: clamp(42px, 3.4vw, 50px);
  line-height: 1.14;
  text-transform: uppercase;
}

.cta p {
  max-width: 520px;
  margin-bottom: 0;
  color: rgba(255, 255, 255, .78);
  font-size: 18px;
  line-height: 1.45;
}

.cta .btn-primary-custom {
  min-width: 230px;
  min-height: 56px;
  justify-content: center;
  background: #0B55D9;
  font-size: 16px;
}

.cta .btn-primary-custom:hover {
  background: var(--blue-2);
}

.site-footer {
  color: rgba(255, 255, 255, .78);
  background: rgba(3, 10, 18, 0.78);
  backdrop-filter: blur(4px);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.25fr 1fr 1fr;
  gap: clamp(24px, 3.2vw, 46px);
  padding: 44px 0 28px;
  border-bottom: 1px solid var(--line);
}

.footer-brand p {
  margin: 12px 0 16px;
  color: rgba(255, 255, 255, .62);
}

.footer-grid address,
.footer-grid nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 0;
  font-style: normal;
}

.footer-grid strong {
  color: var(--white);
  font-size: 18px;
  line-height: 1.25;
}

.footer-bottom {
  padding: 16px 0 22px;
  color: rgba(255, 255, 255, .52);
  font-size: 14px;
}

.site-footer .brand-name {
  font-size: 34px;
}

.site-footer .brand-mark {
  width: 224px;
  height: 192px;
}

.site-footer .footer-grid a:hover,
.site-footer .footer-grid button:hover,
.site-footer .footer-bottom a:hover {
  color: #0B55D9;
}

.requisites-modal .modal-dialog {
  width: min(100% - 32px, 860px);
  max-width: 860px;
}

.requisites-modal .modal-content {
  border: 0;
  border-radius: 4px;
  overflow: hidden;
  background: #f8fafc;
  box-shadow: 0 34px 90px rgba(3, 10, 18, .32);
}

.requisites-modal .modal-header {
  align-items: flex-start;
  padding: 28px 32px 22px;
  border-bottom: 1px solid #dde4ef;
  background: var(--white);
}

.requisites-modal .modal-header .eyebrow {
  margin-bottom: 10px;
}

.requisites-modal .modal-title {
  margin: 0;
  color: var(--ink);
  font-size: clamp(28px, 3vw, 42px);
  line-height: 1;
}

.requisites-modal .btn-close {
  width: 42px;
  height: 42px;
  margin: 0;
  padding: 0;
  border: 1px solid #d5deea;
  border-radius: 50%;
  background-size: 14px;
  opacity: 1;
}

.requisites-modal .modal-body {
  padding: 0;
}

.requisites-table-wrap {
  overflow-x: auto;
}

.requisites-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  color: #1f2733;
  background: var(--white);
}

.requisites-table caption {
  caption-side: top;
  padding: 22px 32px;
  background: linear-gradient(135deg, var(--blue), var(--blue-2));
  color: var(--white);
  font-size: 18px;
  font-weight: 850;
  line-height: 1.35;
  text-align: left;
  text-transform: uppercase;
}

.requisites-table th,
.requisites-table td {
  padding: 15px 32px;
  border: 1px solid #dde4ef;
  vertical-align: top;
  font-size: 15px;
  line-height: 1.45;
}

.requisites-table th {
  width: 34%;
  background: #f4f7fb;
  color: #334155;
  font-weight: 800;
}

.requisites-table td {
  font-weight: 600;
}

.requisites-table .requisites-group th {
  padding-top: 16px;
  padding-bottom: 16px;
  background: #0b111c;
  color: var(--white);
  font-size: 14px;
  letter-spacing: .6px;
  text-transform: uppercase;
}

.section-reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .75s var(--ease-out), transform .75s var(--ease-out);
}

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

.section-reveal :where(.hero-stats article, .check-list span, .project-card, .services-grid article, .advantage-grid article, .steps-line article) {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .62s var(--ease-out), transform .62s var(--ease-out);
  transition-delay: calc(var(--reveal-index, 0) * 55ms);
}

.section-reveal.is-visible :where(.hero-stats article, .check-list span, .project-card, .services-grid article, .advantage-grid article, .steps-line article) {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1180px) {
  .site-header {
    gap: 22px;
  }

  .brand-mark {
    width: 124px;
    height: 110px;
  }

  .brand-name {
    font-size: 24px;
  }

  .main-nav {
    gap: 12px;
    font-size: 13px;
  }

  .header-action {
    padding: 0 20px;
  }

  .hero-grid {
    grid-template-columns: minmax(360px, 520px) 1fr;
  }

  h1 {
    font-size: clamp(36px, 3.8vw, 46px);
  }

  .about {
    grid-template-columns: minmax(0, 42%) minmax(0, 58%);
  }

  .about-panel {
    padding-left: 76px;
  }

  .about-lower {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .experience-card {
    align-self: start;
  }

  .hero-stats article {
    padding: 22px;
  }

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

  .services-content {
    padding-right: max(32px, calc((100vw - var(--max)) / 2));
  }

  .blue-plan {
    min-height: 210px;
    clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
  }

  .services-grid,
  .advantage-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .advantage-grid article,
  .advantage-grid article + article {
    padding: 22px;
    border: 1px solid var(--line);
  }

  .steps-line {
    grid-template-columns: repeat(3, 1fr);
    row-gap: 36px;
  }

  .steps-line::before {
    display: none;
  }

  .projects::after {
    display: none;
  }
}

@media (max-width: 920px) {
  .site-header {
    position: fixed;
    width: 100%;
    min-height: 124px;
    padding: 0 22px;
    background: rgba(6, 11, 19, .88);
    backdrop-filter: blur(18px);
    grid-template-columns: auto auto;
    justify-content: space-between;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .main-nav {
    position: fixed;
    top: 124px;
    right: 0;
    left: 0;
    display: grid;
    justify-content: stretch;
    gap: 0;
    padding: 20px 22px;
    background: rgba(6, 11, 19, .98);
    border-top: 1px solid var(--line);
    transform: translateY(-120%);
    transition: transform .24s var(--ease);
  }

  .main-nav.is-open {
    transform: translateY(0);
  }

  .main-nav a,
  .main-nav button {
    padding: 13px 0;
    border-bottom: 1px solid var(--line);
  }

  .header-action {
    display: none;
  }

  .hero {
    min-height: auto;
    padding-top: 146px;
  }

  .hero-shape {
    width: 100%;
    clip-path: polygon(0 0, 100% 0, 100% 72%, 70% 82%, 100% 100%, 0 100%);
  }

  .hero-grid {
    width: min(100% - 36px, var(--max));
    min-height: auto;
    grid-template-columns: 1fr;
    gap: 18px;
    padding-top: 46px;
  }

  .hero-content {
    max-width: 680px;
  }

  .hero-visual {
    min-height: 380px;
  }

  .building-photo {
    top: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
    object-position: 58% 50%;
    mask-image: linear-gradient(90deg, transparent 0, #000 20%, #000 100%);
  }

  .quality-card {
    right: 4%;
    bottom: 58px;
  }

  .hero-stats {
    width: 100%;
    grid-template-columns: repeat(2, 1fr);
    margin-top: 24px;
  }

  .hero-stats article {
    border-bottom: 1px solid var(--line);
  }

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

  .about {
    min-height: auto;
  }

  .about-image {
    min-height: 430px;
    overflow: hidden;
  }

  .about-geometry {
    inset: 0 -120px 0 0;
  }

  .about-geometry::before {
    inset: 0 -70px 0 8%;
  }

  .about-panel {
    padding: 56px 28px 64px;
  }

  .about-panel h2 {
    max-width: 100%;
    font-size: clamp(34px, 7vw, 48px);
  }

  .about-panel p:not(.eyebrow) {
    font-size: 17px;
  }

  .check-list,
  .project-grid,
  .services-grid,
  .advantage-grid,
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .experience-card {
    width: min(100%, 260px);
  }

  .services-content,
  .projects,
  .advantages,
  .steps {
    padding-right: 28px;
    padding-left: 28px;
  }

  .steps-line {
    grid-template-columns: repeat(2, 1fr);
  }

  .cta-inner,
  .footer-grid,
  .footer-bottom {
    width: min(100% - 56px, 1320px);
  }

  .cta-inner {
    align-items: flex-start;
    flex-direction: column;
    gap: 28px;
  }
}

@media (max-width: 640px) {
  .site-header {
    min-height: 104px;
    padding: 0 16px;
  }

  .brand-name {
    font-size: 18px;
  }

  .brand-mark {
    width: 96px;
    height: 86px;
  }

  .main-nav {
    top: 104px;
  }

  .hero {
    padding-top: 124px;
  }

  .hero-grid {
    width: min(100% - 30px, var(--max));
    gap: 0;
    padding-top: 34px;
    padding-bottom: 30px;
  }

  h1 {
    margin-bottom: 22px;
    font-size: clamp(28px, 7.4vw, 34px);
    line-height: 1.04;
  }

  h2 {
    font-size: clamp(28px, 9vw, 38px);
  }

  .eyebrow {
    margin-bottom: 14px;
    font-size: 11px;
    letter-spacing: 1.8px;
  }

  .hero-lead {
    margin-bottom: 26px;
    font-size: 15px;
    line-height: 1.56;
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
    gap: 16px;
  }

  .watch-link {
    justify-content: center;
  }

  .hero-visual {
    display: none;
  }

  .hero-stats,
  .services-grid,
  .advantage-grid,
  .check-list {
    grid-template-columns: 1fr;
  }

  .project-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px 14px;
  }

  .site-footer-section {
    background-position: center center;
  }

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

  .about-image {
    display: none;
  }

  .about-geometry {
    inset: 0;
  }

  .about-geometry::before {
    display: none;
  }

  .about-photo {
    inset: 0;
    clip-path: none;
  }

  .about-panel {
    padding: 36px 18px 46px;
  }

  .about-panel h2 {
    font-size: clamp(26px, 7.6vw, 32px);
    line-height: 1.14;
  }

  .about-panel p:not(.eyebrow) {
    font-size: 15px;
    line-height: 1.62;
  }

  .check-list {
    gap: 18px;
    margin-top: 28px;
  }

  .check-list span {
    min-height: 0;
  }

  .steps-line {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
    margin-top: 30px;
    padding-left: 18px;
  }

  .steps-line::before {
    display: block;
    top: 0;
    bottom: 0;
    left: 35px;
    width: 1px;
    height: auto;
    background: linear-gradient(180deg, transparent, #b6c5d7 8% 92%, transparent);
  }

  .steps-line article {
    display: grid;
    grid-template-columns: 54px 1fr;
    column-gap: 18px;
    text-align: left;
  }

  .steps-line article > span {
    grid-row: span 3;
    margin: 0;
  }

  .steps-line svg {
    width: 42px;
    height: 42px;
    margin-bottom: 10px;
  }

  .hero-stats article {
    min-height: 96px;
    border-right: 0;
  }

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

  .hero-stats article {
    grid-template-columns: 36px 1fr;
    column-gap: 12px;
    padding: 18px 14px;
  }

  .hero-stats svg {
    width: 32px;
    height: 32px;
  }

  .hero-stats strong {
    font-size: 24px;
  }

  .hero-stats span {
    font-size: 11px;
  }

  .section-head,
  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
  }

  .projects,
  .advantages,
  .steps,
  .services-content {
    padding-right: 18px;
    padding-left: 18px;
  }

  .projects,
  .advantages,
  .steps {
    padding-top: 48px;
    padding-bottom: 52px;
  }

  .project-thumb {
    aspect-ratio: 4 / 5;
    margin-bottom: 10px;
    box-shadow: 0 12px 28px rgba(0, 0, 0, .2);
  }

  .project-thumb span {
    top: 10px;
    left: 10px;
    width: 30px;
    height: 26px;
    font-size: 11px;
  }

  .project-carousel-btn {
    width: 32px;
    height: 32px;
  }

  .project-carousel-btn svg {
    width: 17px;
    height: 17px;
  }

  .project-carousel-prev {
    left: 8px;
  }

  .project-carousel-next {
    right: 8px;
  }

  .project-carousel-dots {
    right: 10px;
    bottom: 10px;
  }

  .project-card h3 {
    margin-bottom: 0;
    font-size: 14px;
  }

  .project-card p {
    display: none;
  }

  .cta {
    height: auto;
    padding: 54px 20px;
  }

  .cta-inner,
  .footer-grid,
  .footer-bottom {
    width: 100%;
  }

  .cta h2 {
    font-size: clamp(30px, 9vw, 38px);
  }

  .cta p {
    font-size: 16px;
  }

  .cta .btn-primary-custom {
    width: 100%;
    min-width: 0;
  }

  .site-footer {
    padding: 0 20px;
  }

  .footer-grid {
    gap: 24px;
    padding: 34px 0 24px;
  }

  .services-grid {
    border-left: 0;
  }

  .services-grid article {
    min-height: 0;
    border: 1px solid var(--light-line);
    text-align: left;
  }

  .blue-plan {
    min-height: 150px;
    padding: 34px 22px;
  }

  .advantage-grid article,
  .advantage-grid article + article {
    padding: 22px 0;
    border-width: 0 0 1px;
  }

  .steps-line article {
    padding-bottom: 8px;
  }

  .cta::after {
    right: -80px;
    width: 320px;
    opacity: .25;
  }
}

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

  *,
  *::before,
  *::after {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
  }
}