:root {
  --ink: #111827;
  --muted: #5f6b7a;
  --line: #d7dde5;
  --surface: #ffffff;
  --soft: #f4f7fb;
  --brand: #f7b801;
  --brand-dark: #c48a00;
  --steel: #24465e;
  --teal: #0f766e;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

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

.navbar {
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid rgba(17, 24, 39, 0.08);
  backdrop-filter: blur(14px);
}

.navbar-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--ink);
  font-weight: 800;
}

.brand-mark {
  display: inline-grid;
  width: 2.15rem;
  height: 2.15rem;
  place-items: center;
  color: #1f2937;
  background: var(--brand);
  border-radius: 0.45rem;
}

.nav-link {
  color: var(--ink);
  font-weight: 700;
}

.btn {
  border-radius: 0.45rem;
  font-weight: 800;
}

.btn-primary {
  color: #1a1a1a;
  background: var(--brand);
  border-color: var(--brand);
}

.btn-primary:hover,
.btn-primary:focus {
  color: #111;
  background: #ffd24c;
  border-color: #ffd24c;
}

.hero {
  position: relative;
  min-height: 100vh;
  color: #fff;
  background:
    linear-gradient(90deg, rgba(7, 14, 24, 0.88), rgba(7, 14, 24, 0.38)),
    url("https://images.unsplash.com/photo-1621905251189-08b45d6a269e?auto=format&fit=crop&w=1900&q=85") center/cover no-repeat;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.2), rgba(0, 0, 0, 0.55));
}

.hero-content {
  position: relative;
  z-index: 1;
}

.eyebrow,
.section-kicker {
  margin: 0 0 0.85rem;
  color: var(--brand);
  font-size: 0.82rem;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 920px;
  margin: 0;
  font-size: clamp(2.55rem, 6vw, 5.8rem);
  line-height: 0.96;
  font-weight: 900;
}

.hero .lead {
  max-width: 720px;
  margin: 1.5rem 0 0;
  color: rgba(255, 255, 255, 0.88);
  font-size: clamp(1.05rem, 2vw, 1.35rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 2rem;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
  margin-top: 2.2rem;
  color: rgba(255, 255, 255, 0.86);
  font-weight: 700;
}

.hero-meta span,
.contact-list a,
.contact-list span {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
}

.section {
  padding: 6rem 0;
}

.intro-section {
  background: var(--surface);
}

.section-heading {
  max-width: 780px;
  margin-bottom: 2.5rem;
}

h2 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(2rem, 4vw, 3.25rem);
  line-height: 1.05;
  font-weight: 900;
}

.section-text {
  margin: 0;
  color: var(--muted);
  font-size: 1.12rem;
  line-height: 1.75;
}

.services-section,
.contact-section {
  background: var(--soft);
}

.service-card {
  height: 100%;
  padding: 1.7rem;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 0.5rem;
  box-shadow: 0 18px 50px rgba(15, 23, 42, 0.06);
}

.service-card i {
  display: inline-grid;
  width: 3rem;
  height: 3rem;
  place-items: center;
  margin-bottom: 1.2rem;
  color: #13222e;
  background: var(--brand);
  border-radius: 0.5rem;
  font-size: 1.4rem;
}

.service-card h3,
.reference-card h3 {
  margin: 0 0 0.65rem;
  font-size: 1.2rem;
  font-weight: 900;
}

.service-card p,
.reference-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.image-band {
  padding: 5rem 0;
  color: #fff;
  background:
    linear-gradient(90deg, rgba(17, 24, 39, 0.9), rgba(15, 118, 110, 0.78)),
    url("https://images.unsplash.com/photo-1509391366360-2e959784a276?auto=format&fit=crop&w=1800&q=85") center/cover no-repeat;
}

.image-band h2 {
  color: #fff;
}

.image-band-inner {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(300px, 1.1fr);
  gap: 3rem;
  align-items: center;
}

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

.process-grid div {
  min-height: 7rem;
  padding: 1.25rem;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 0.5rem;
}

.process-grid strong {
  display: block;
  color: var(--brand);
  font-size: 1.8rem;
  line-height: 1;
}

.process-grid span {
  display: block;
  margin-top: 0.85rem;
  font-weight: 800;
}

.reference-card {
  height: 100%;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 0.5rem;
  box-shadow: 0 18px 50px rgba(15, 23, 42, 0.06);
}

.reference-card img {
  width: 100%;
  height: 230px;
  object-fit: cover;
}

.reference-card div {
  padding: 1.5rem;
}

.contact-list {
  display: grid;
  gap: 0.85rem;
  margin-top: 1.8rem;
}

.contact-list a,
.contact-list span {
  color: var(--ink);
  font-weight: 800;
  text-decoration: none;
}

.contact-list i {
  color: var(--teal);
  font-size: 1.2rem;
}

.contact-form {
  padding: 2rem;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 0.5rem;
  box-shadow: 0 18px 50px rgba(15, 23, 42, 0.06);
}

.form-control {
  min-height: 3.2rem;
  border-color: #cbd5e1;
  border-radius: 0.45rem;
}

.form-control:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 0.25rem rgba(15, 118, 110, 0.16);
}

footer {
  padding: 1.5rem 0;
  color: rgba(255, 255, 255, 0.82);
  background: #111827;
}

@media (max-width: 991.98px) {
  .navbar-collapse {
    padding: 1rem 0;
  }

  .image-band-inner {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 575.98px) {
  .hero {
    min-height: 920px;
  }

  .hero h1 {
    font-size: 2.7rem;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .section {
    padding: 4rem 0;
  }

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

  .contact-form {
    padding: 1.25rem;
  }
}