:root {
  --bg: #0d1117;
  --panel: #131a22;
  --text: #f5f7fb;
  --muted: #a9b4c4;
  --line: rgba(255,255,255,.14);
  --accent: #f0b84f;
  --accent-2: #61c0ff;
  --white: #fff;
  --shadow: 0 24px 70px rgba(0,0,0,.28);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: #f4f6f8;
  color: #18202b;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 16px;
  line-height: 1.55;
}

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

a { color: inherit; }

.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 0 clamp(18px, 5vw, 64px);
  background: rgba(10, 14, 20, .86);
  color: var(--text);
  border-bottom: 1px solid rgba(255,255,255,.1);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  min-width: 215px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(255,255,255,.24);
  color: var(--accent);
  font-weight: 800;
}

.brand strong,
.brand small {
  display: block;
}

.brand small {
  color: var(--muted);
  font-size: 12px;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(16px, 3vw, 34px);
  color: #dce5f2;
  font-size: 14px;
}

.nav a,
.header-call {
  text-decoration: none;
}

.header-call {
  color: var(--accent);
  font-weight: 700;
  white-space: nowrap;
}

.hero {
  position: relative;
  min-height: 92vh;
  display: grid;
  align-items: end;
  overflow: hidden;
  color: var(--text);
  background: var(--bg);
}

.hero-bg,
.hero-overlay {
  position: absolute;
  inset: 0;
}

.hero-bg {
  background-image: url("images/head.jpg");
  background-size: cover;
  background-position: center;
  transform: scale(1.03);
}

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(7,11,16,.94) 0%, rgba(7,11,16,.72) 48%, rgba(7,11,16,.34) 100%),
    linear-gradient(0deg, rgba(7,11,16,.95) 0%, rgba(7,11,16,0) 52%);
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(1120px, calc(100% - 36px));
  margin: 0 auto;
  padding: 150px 0 56px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.eyebrow.dark {
  color: #8a5d08;
}

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

h1 {
  max-width: 770px;
  margin-bottom: 20px;
  font-size: clamp(42px, 7vw, 82px);
  line-height: .95;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(30px, 4vw, 52px);
  line-height: 1.04;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 22px;
}

.lead {
  max-width: 620px;
  color: #d3dce8;
  font-size: clamp(18px, 2vw, 22px);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 32px 0 46px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border: 1px solid transparent;
  text-decoration: none;
  font-weight: 800;
}

.btn.primary {
  background: var(--accent);
  color: #111821;
}

.btn.secondary {
  color: var(--text);
  border-color: rgba(255,255,255,.3);
  background: rgba(255,255,255,.06);
}

.btn.full {
  width: 100%;
}

.hero-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  width: min(760px, 100%);
  margin: 0;
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.14);
}

.hero-facts div {
  padding: 18px;
  background: rgba(9, 14, 20, .72);
}

.hero-facts dt {
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
}

.hero-facts dd {
  margin: 4px 0 0;
  font-weight: 800;
}

.section {
  width: min(1120px, calc(100% - 36px));
  margin: 0 auto;
  padding: 88px 0;
}

.intro {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: clamp(28px, 6vw, 80px);
  align-items: start;
}

.intro p:last-child,
.split-copy p,
.contacts p {
  color: #566273;
  font-size: 18px;
}

.services {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  padding-top: 0;
}

.services article {
  min-height: 260px;
  padding: 24px;
  background: var(--white);
  box-shadow: 0 1px 0 rgba(0,0,0,.06);
}

.services span {
  display: block;
  margin-bottom: 42px;
  color: #9aa4b2;
  font-weight: 800;
}

.services p,
.process span,
.footer {
  color: #667184;
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(28px, 6vw, 76px);
  align-items: center;
}

.split-media {
  overflow: hidden;
  min-height: 520px;
  background: #d8dde3;
}

.split-media img {
  width: 100%;
  height: 100%;
  min-height: 520px;
  object-fit: cover;
}

.check-list {
  display: grid;
  gap: 14px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 32px;
  font-weight: 700;
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 16px;
  height: 16px;
  background: var(--accent);
}

.section-title {
  max-width: 720px;
  margin-bottom: 34px;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.gallery img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  background: #d8dde3;
}

.process ol {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 1px;
  background: #d7dde6;
  list-style: none;
}

.process li {
  min-height: 190px;
  padding: 24px;
  background: #fff;
}

.process strong,
.process span {
  display: block;
}

.process strong {
  margin-bottom: 10px;
  font-size: 20px;
}

.contacts {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: clamp(24px, 5vw, 70px);
  align-items: center;
  padding: 72px clamp(18px, 5vw, 64px);
  background: var(--panel);
  color: var(--text);
}

.contacts h2 {
  max-width: 680px;
}

.contacts p {
  color: #c1cad8;
}

.contact-card {
  padding: 28px;
  background: #fff;
  color: #121922;
  box-shadow: var(--shadow);
}

.phone {
  display: block;
  margin-bottom: 20px;
  color: #121922;
  font-size: 28px;
  font-weight: 900;
  text-decoration: none;
}

.contact-card p {
  color: #4f5968;
  margin-bottom: 10px;
}

.contact-card .btn {
  margin-top: 20px;
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 26px clamp(18px, 5vw, 64px);
  background: #090d13;
  color: #9ba7b8;
}

@media (max-width: 900px) {
  .site-header {
    position: absolute;
    height: auto;
    padding-top: 16px;
    padding-bottom: 16px;
    align-items: flex-start;
  }

  .nav {
    display: none;
  }

  .header-call {
    font-size: 14px;
  }

  .intro,
  .split,
  .contacts {
    grid-template-columns: 1fr;
  }

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

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

  .contacts {
    padding-top: 56px;
    padding-bottom: 56px;
  }
}

@media (max-width: 560px) {
  .site-header {
    gap: 12px;
  }

  .brand {
    min-width: 0;
  }

  .brand small {
    display: none;
  }

  .hero {
    min-height: 780px;
  }

  .hero-content {
    padding-top: 118px;
  }

  .hero-facts,
  .services,
  .process ol,
  .gallery {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 58px 0;
  }

  .split-media,
  .split-media img {
    min-height: 340px;
  }

  .footer {
    flex-direction: column;
  }
}