* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  color: #102033;
  background: #f5f8fb;
  line-height: 1.6;
}

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

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

.site-header {
  background: #ffffff;
  border-bottom: 1px solid #dbe5ee;
  position: sticky;
  top: 0;
  z-index: 10;
}

.navbar {
  max-width: 1180px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo img {
  height: 54px;
}

.nav-links {
  display: flex;
  gap: 26px;
  font-weight: 700;
  font-size: 0.95rem;
}

.nav-links a:hover {
  color: #168bd1;
}

.hero {
  min-height: 85vh;
  background-image: url("../images/hero-commercial-building.jpg");
  background-size: cover;
  background-position: center;
}

.hero-overlay {
  min-height: 85vh;
  background: linear-gradient(
    90deg,
    rgba(3, 23, 43, 0.82),
    rgba(3, 23, 43, 0.45),
    rgba(3, 23, 43, 0.2)
  );
  display: flex;
  align-items: center;
}

.hero-content {
  max-width: 760px;
  padding: 80px 8%;
  color: #ffffff;
}

.eyebrow {
  color: #38bdf8;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-weight: 800;
  font-size: 0.8rem;
  margin-bottom: 12px;
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 5rem);
  line-height: 1.05;
  margin-bottom: 22px;
}

.hero p {
  font-size: 1.15rem;
  max-width: 640px;
  color: #e6f3ff;
}

.hero-buttons {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 32px;
}

.btn {
  display: inline-block;
  padding: 14px 22px;
  border-radius: 999px;
  font-weight: 800;
}

.btn-primary {
  background: #168bd1;
  color: #ffffff;
}

.btn-primary:hover {
  background: #0f6fa8;
}

.btn-secondary {
  border: 2px solid #ffffff;
  color: #ffffff;
}

.btn-secondary:hover {
  background: #ffffff;
  color: #102033;
}

.trust-bar {
  max-width: 1180px;
  margin: -42px auto 0;
  padding: 0 24px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  position: relative;
  z-index: 2;
}

.trust-bar div {
  background: #ffffff;
  padding: 24px;
  border-radius: 18px;
  box-shadow: 0 14px 40px rgba(16, 32, 51, 0.12);
}

.trust-bar strong {
  display: block;
  font-size: 1.1rem;
  margin-bottom: 6px;
  color: #082f49;
}

.trust-bar span {
  color: #5b6b7c;
  font-size: 0.95rem;
}

.section {
  max-width: 1180px;
  margin: 0 auto;
  padding: 90px 24px;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 38px;
}

.section-heading h2,
.project-text h2,
.contact-box h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.12;
  color: #082f49;
  margin-bottom: 16px;
}

.section-heading p,
.project-text p,
.contact-box p {
  color: #5b6b7c;
  font-size: 1.05rem;
}

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

.service-card {
  background: #ffffff;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 12px 34px rgba(16, 32, 51, 0.1);
}

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

.service-card div {
  padding: 22px;
}

.service-card h3 {
  color: #082f49;
  margin-bottom: 10px;
  font-size: 1.15rem;
}

.service-card p {
  color: #5b6b7c;
  font-size: 0.97rem;
}

.dark-section {
  max-width: none;
  background: #061a2f;
  color: #ffffff;
}

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

.dark-section h2 {
  color: #ffffff;
}

.dark-section .section-heading p {
  color: #c8d8e8;
}

.problem-list {
  max-width: 1180px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.problem-list span {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.18);
  padding: 14px 18px;
  border-radius: 999px;
  font-weight: 700;
}

.project-section {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  align-items: center;
  gap: 36px;
}

.project-image img {
  border-radius: 24px;
  box-shadow: 0 16px 44px rgba(16, 32, 51, 0.16);
  height: 430px;
  width: 100%;
  object-fit: cover;
}

.contact-section {
  padding-top: 40px;
}

.contact-box {
  background: linear-gradient(135deg, #082f49, #168bd1);
  color: #ffffff;
  padding: 54px;
  border-radius: 28px;
  text-align: center;
}

.contact-box h2,
.contact-box p {
  color: #ffffff;
}

.contact-box .btn {
  margin-top: 24px;
  background: #ffffff;
  color: #082f49;
}

.footer {
  text-align: center;
  padding: 28px 24px;
  background: #03172b;
  color: #c8d8e8;
}

@media (max-width: 900px) {
  .nav-links {
    display: none;
  }

  .trust-bar,
  .service-grid,
  .project-section {
    grid-template-columns: 1fr;
  }

  .trust-bar {
    margin-top: 0;
    padding-top: 24px;
  }

  .hero,
  .hero-overlay {
    min-height: 75vh;
  }

  .contact-box {
    padding: 34px 22px;
  }
}
.contact-box {
  background: linear-gradient(135deg, #082f49, #168bd1);
  color: #ffffff;
  padding: 58px;
  border-radius: 28px;
  text-align: center;
  box-shadow: 0 18px 50px rgba(16, 32, 51, 0.18);
}

.contact-content {
  max-width: 850px;
  margin: 0 auto;
}

.contact-box h2,
.contact-box p {
  color: #ffffff;
}

.contact-details {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
  margin: 32px 0 22px;
}

.contact-card {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 18px;
  padding: 22px;
  color: #ffffff;
  transition: 0.2s ease;
}

.contact-card:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-3px);
}

.contact-card span {
  display: block;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-weight: 800;
  color: #bae6fd;
  margin-bottom: 6px;
}

.contact-card strong {
  font-size: 1.15rem;
}

.service-area {
  font-size: 0.95rem;
  color: #dbeafe;
  margin-top: 10px;
}

@media (max-width: 700px) {
  .contact-box {
    padding: 34px 22px;
  }

  .contact-details {
    grid-template-columns: 1fr;
  }
}