:root {
  --ink: #111827;
  --ink-2: #1f2937;
  --slate: #5a6778;
  --line: #dfe5ec;
  --paper: #f5f7fa;
  --white: #ffffff;
  --lime: #b8f24b;
  --orange: #ff8a2a;
  --cyan: #4dd7ff;
  --soft: #eef3f6;
  --shadow: 0 22px 64px rgba(17, 24, 39, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.55;
}

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

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

.layout {
  display: grid;
  grid-template-columns: 286px minmax(0, 1fr);
  min-height: 100vh;
}

.rail {
  position: sticky;
  top: 0;
  height: 100vh;
  padding: 28px;
  color: #e9eef4;
  background: var(--ink);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 30px;
}

.rail__logo img {
  width: 222px;
}

.rail__nav {
  display: grid;
  gap: 12px;
}

.rail__nav a {
  padding: 12px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  color: #cbd5e1;
  font-weight: 800;
}

.rail__nav a:hover {
  color: var(--lime);
}

.rail__contact {
  display: grid;
  gap: 14px;
  font-size: 14px;
}

.rail__contact a,
.rail__contact span {
  color: #d8e1ea;
}

.mobile-top {
  display: none;
}

.content {
  min-width: 0;
}

.container {
  width: min(1120px, calc(100% - 44px));
  margin: 0 auto;
}

.hero {
  padding: 34px 0 0;
}

.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(360px, 0.62fr);
  gap: 24px;
  align-items: stretch;
  min-width: 0;
}

.intro {
  padding: 54px;
  border-radius: 0 0 0 42px;
  background: var(--white);
  box-shadow: var(--shadow);
  min-width: 0;
}

.label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  color: #566374;
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.label::before {
  content: "";
  width: 12px;
  height: 12px;
  background: var(--lime);
  clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%);
}

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

h1 {
  max-width: 780px;
  margin-bottom: 22px;
  font-size: clamp(40px, 5vw, 70px);
  line-height: 1.02;
  letter-spacing: 0;
  overflow-wrap: anywhere;
}

.intro__lead {
  max-width: 700px;
  margin-bottom: 30px;
  color: var(--slate);
  font-size: 20px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border: 1px solid var(--ink);
  border-radius: 0;
  background: var(--ink);
  color: var(--white);
  font-weight: 900;
  transition: transform 0.2s ease, background 0.2s ease;
}

.button:hover {
  background: #000;
  transform: translateY(-1px);
}

.button--accent {
  border-color: var(--lime);
  background: var(--lime);
  color: var(--ink);
}

.button--accent:hover {
  background: #cbff68;
}

.passport {
  display: grid;
  gap: 14px;
  min-width: 0;
}

.passport__item {
  padding: 24px;
  background: var(--ink);
  color: var(--white);
}

.passport__item:nth-child(2) {
  background: var(--orange);
  color: var(--ink);
}

.passport__item:nth-child(3) {
  background: var(--lime);
  color: var(--ink);
}

.passport__item span {
  display: block;
  margin-bottom: 26px;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.passport__item strong {
  display: block;
  font-size: 24px;
  line-height: 1.1;
  overflow-wrap: anywhere;
}

.visual {
  margin-top: 24px;
  background: var(--white);
}

.visual img {
  width: 100%;
}

.visual__caption {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 22px;
  color: var(--slate);
  font-size: 14px;
}

.visual__caption strong {
  color: var(--ink);
}

.section {
  padding: 78px 0;
}

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

.section__header {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(260px, 0.48fr);
  gap: 34px;
  align-items: end;
  margin-bottom: 34px;
}

.section__header h2 {
  margin-bottom: 0;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.08;
}

.section__header p {
  margin-bottom: 0;
  color: var(--slate);
}

.service-lane {
  display: grid;
  gap: 10px;
}

.lane-card {
  display: grid;
  grid-template-columns: 120px minmax(0, 0.7fr) minmax(260px, 1fr);
  gap: 24px;
  align-items: center;
  padding: 24px;
  border: 1px solid var(--line);
  background: var(--white);
}

.lane-card__num {
  color: var(--orange);
  font-size: 44px;
  font-weight: 900;
  line-height: 1;
}

.lane-card h3 {
  margin-bottom: 0;
  font-size: 26px;
}

.lane-card p {
  margin-bottom: 0;
  color: var(--slate);
}

.object-board {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
}

.object-tile {
  min-height: 230px;
  padding: 22px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border: 1px solid var(--line);
  background: var(--white);
}

.object-tile:nth-child(2n) {
  background: var(--soft);
}

.object-tile strong {
  color: var(--ink);
  font-size: 20px;
}

.object-tile span {
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--lime);
  color: var(--ink);
  font-weight: 900;
}

.checkline {
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(320px, 1.28fr);
  gap: 28px;
}

.checkline__dark {
  padding: 34px;
  background: var(--ink);
  color: var(--white);
}

.checkline__dark p {
  color: #d8e1ea;
}

.checklist {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.check {
  padding: 22px;
  border-left: 5px solid var(--orange);
  background: var(--white);
}

.check h3 {
  margin-bottom: 8px;
  font-size: 20px;
}

.check p {
  margin-bottom: 0;
  color: var(--slate);
}

.contacts {
  background: var(--ink);
  color: var(--white);
}

.contacts__grid {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(360px, 1.15fr);
  gap: 30px;
  align-items: start;
  padding: 76px 0;
}

.contacts h2 {
  margin-bottom: 14px;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.08;
}

.contacts p {
  color: #d8e1ea;
}

.contact-cards {
  display: grid;
  gap: 12px;
}

.contact-card {
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.06);
}

.contact-card span {
  display: block;
  margin-bottom: 5px;
  color: var(--lime);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.contact-card strong {
  color: var(--white);
  font-size: 20px;
}

.footer {
  background: #090e16;
  color: #cbd5e1;
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 30px 0;
}

.footer img {
  width: 214px;
}

.footer small {
  color: #8e9aab;
}

@media (max-width: 1100px) {
  .layout {
    display: block;
  }

  .rail {
    display: none;
  }

  .mobile-top {
    position: sticky;
    top: 0;
    z-index: 20;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding: 16px 22px;
    background: rgba(255, 255, 255, 0.95);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(14px);
  }

  .mobile-top img {
    width: 220px;
  }

  .mobile-top a {
    font-weight: 900;
  }

  .footer__inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .hero__grid,
  .section__header,
  .checkline,
  .contacts__grid {
    grid-template-columns: minmax(0, 1fr);
  }

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

@media (max-width: 720px) {
  .container {
    width: min(100% - 28px, 1120px);
  }

  .mobile-top {
    align-items: flex-start;
    flex-direction: column;
  }

  .hero {
    padding-top: 20px;
  }

  .intro {
    padding: 32px 24px;
    border-radius: 0 0 0 24px;
  }

  .intro,
  .passport,
  .passport__item {
    width: 100%;
    max-width: 100%;
  }

  .actions,
  .visual__caption {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .lane-card {
    grid-template-columns: 1fr;
  }

  .object-board,
  .checklist {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 58px 0;
  }
}