* {
  box-sizing: border-box;
}

:root {
  --black: #111111;
  --dark: #1d1d1d;
  --stone: #f5f1eb;
  --paper: #ffffff;
  --muted: #68635d;
  --line: #ddd6ca;
  --orange: #c86921;
  --blue: #177fad;
  --clay: #7b5231;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: var(--stone);
  color: var(--black);
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px clamp(20px, 4vw, 64px);
  border-bottom: 1px solid var(--line);
  background: rgba(245, 241, 235, 0.94);
  backdrop-filter: blur(12px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}

.brand img {
  width: 58px;
  height: 58px;
  object-fit: contain;
}

.brand strong {
  display: block;
  font-size: 1.15rem;
  text-transform: uppercase;
  letter-spacing: -0.02em;
}

.brand span {
  display: block;
  margin-top: 3px;
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  color: var(--muted);
  text-transform: uppercase;
}

.nav {
  display: flex;
  align-items: center;
  gap: 28px;
  font-weight: 700;
  font-size: 0.95rem;
}

.nav a {
  text-decoration: none;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 22px;
  border-radius: 999px;
  background: var(--black);
  color: #fff;
  text-decoration: none;
  font-weight: 800;
  border: 1px solid var(--black);
  transition: transform 0.2s ease, background 0.2s ease;
}

.button:hover {
  transform: translateY(-1px);
  background: #2a2a2a;
}

.button.secondary {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.35);
}

.button.small {
  padding: 10px 18px;
}

.button.full {
  width: 100%;
  margin-top: 20px;
}

.hero {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  gap: clamp(36px, 6vw, 80px);
  align-items: center;
  padding: clamp(64px, 8vw, 120px) clamp(20px, 4vw, 64px);
  background:
    radial-gradient(circle at 15% 20%, rgba(200, 105, 33, 0.45), transparent 30%),
    radial-gradient(circle at 85% 35%, rgba(23, 127, 173, 0.35), transparent 30%),
    linear-gradient(135deg, #111, #25211e);
  color: #fff;
}

.hero-content,
.hero-card,
.section,
footer {
  max-width: 1180px;
}

.hero h1 {
  margin: 0;
  max-width: 850px;
  font-size: clamp(3.2rem, 8vw, 6.8rem);
  line-height: 0.92;
  letter-spacing: -0.07em;
}

.lead {
  max-width: 700px;
  margin: 28px 0 0;
  font-size: 1.22rem;
  line-height: 1.7;
  color: #d9d1c8;
}

.eyebrow {
  display: inline-flex;
  margin: 0 0 20px;
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: #f0b27d;
}

.eyebrow.dark {
  color: var(--orange);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.hero-card {
  justify-self: center;
  width: min(100%, 440px);
  padding: 28px;
  border-radius: 34px;
  background: rgba(255, 255, 255, 0.09);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.35);
}

.hero-card img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 26px;
  background: #fff;
}

.terrain-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 18px;
}

.terrain-grid span {
  padding: 14px;
  border-radius: 18px;
  background: rgba(0, 0, 0, 0.32);
  font-size: 0.88rem;
  font-weight: 800;
}

.section {
  max-width: 1180px;
  margin: 0 auto;
  padding: 82px clamp(20px, 4vw, 64px);
}

.intro {
  display: grid;
  grid-template-columns: 0.95fr 1fr;
  gap: 48px;
  align-items: start;
}

h2 {
  margin: 0;
  font-size: clamp(2.3rem, 5vw, 4rem);
  line-height: 1;
  letter-spacing: -0.055em;
}

.section p,
.card p,
.process p,
.contact p {
  font-size: 1.04rem;
  line-height: 1.75;
  color: var(--muted);
}

.section-heading {
  max-width: 780px;
  margin-bottom: 36px;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.card {
  padding: 28px;
  border-radius: 30px;
  background: var(--paper);
  border: 1px solid var(--line);
  box-shadow: 0 18px 45px rgba(46, 37, 28, 0.08);
}

.icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 54px;
  height: 54px;
  border-radius: 18px;
  margin-bottom: 22px;
  background: var(--black);
  color: #fff;
  font-size: 1.5rem;
}

.card h3,
.feature-band h3,
.contact-card h3 {
  margin: 0;
  font-size: 1.55rem;
  letter-spacing: -0.03em;
}

.card ul {
  padding: 0;
  margin: 22px 0 0;
  list-style: none;
}

.card li {
  margin: 10px 0;
  font-weight: 800;
}

.card li::before {
  content: "✓";
  display: inline-block;
  margin-right: 9px;
  color: var(--orange);
}

.feature-band {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.feature-band article {
  padding: 30px;
  border-radius: 30px;
  background: #fff;
  border: 1px solid var(--line);
}

.process {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 56px;
}

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

.steps li {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 18px;
  border-radius: 24px;
  background: #fff;
  border: 1px solid var(--line);
  font-size: 1.08rem;
  font-weight: 800;
}

.steps span {
  display: inline-flex;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--black);
  color: #fff;
}

.dark-section {
  max-width: none;
  background: var(--black);
  color: #fff;
}

.dark-section .section-heading,
.dark-section .project-grid {
  max-width: 1180px;
  margin-left: auto;
  margin-right: auto;
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.project-grid span {
  display: block;
  padding: 24px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 1.05rem;
  font-weight: 900;
}

.contact {
  display: grid;
  grid-template-columns: 1fr 0.86fr;
  gap: 48px;
  align-items: center;
}

.contact-card {
  padding: 34px;
  border-radius: 34px;
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: 0 18px 45px rgba(46, 37, 28, 0.08);
}

.contact-card a:not(.button) {
  color: var(--black);
  font-weight: 800;
}

footer {
  margin: 0 auto;
  padding: 32px clamp(20px, 4vw, 64px);
  text-align: center;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

@media (max-width: 980px) {
  .hero,
  .intro,
  .process,
  .contact {
    grid-template-columns: 1fr;
  }

  .service-grid,
  .feature-band,
  .project-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .nav {
    display: none;
  }
}

@media (max-width: 640px) {
  .site-header {
    align-items: flex-start;
  }

  .brand img {
    width: 48px;
    height: 48px;
  }

  .brand strong {
    font-size: 0.98rem;
  }

  .service-grid,
  .feature-band,
  .project-grid,
  .terrain-grid {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    font-size: 3.2rem;
  }

  .section {
    padding-top: 58px;
    padding-bottom: 58px;
  }
}