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

:root {
  --primary-color: #0a2540;
  --secondary-color: #d97706;
  --secondary-hover: #b45309;
  --light-color: #f8fafc;
  --dark-color: #0f172a;
  --border-color: #e2e8f0;
}

body {
  font-family: 'Poppins', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  background: #ffffff;
  color: #334155;
  overflow-x: hidden;
}

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

ul {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
}

/* Navbar */
.navbar {
  background: #0d0323;
  padding: 14px 0;
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 10px rgba(0,0,0,0.03);
}

.navbar-logo {
  height: 46px;
  width: auto;
  max-width: 100%;
  object-fit: contain;
  display: block;
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.navbar .main-menu ul {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
}

.navbar ul li a {
  padding: 8px 16px;
  font-weight: 600;
  color: #abb4c0;
  transition: color 0.3s ease;
}

.navbar ul li a:hover,
.navbar ul li a.active {
  color: var(--secondary-color);
}

/* Hero Section */
.hero-bg {
  background: url('../images/hero-rig.jpg') no-repeat center center / cover;
  min-height: 520px;
  position: relative;
}

.hero-overlay {
  background: linear-gradient(
    90deg,
    rgba(10, 37, 64, 0.94) 0%,
    rgba(10, 37, 64, 0.82) 55%,
    rgba(10, 37, 64, 0.5) 100%
  );
  min-height: 520px;
  display: flex;
  align-items: center;
  padding: 60px 0;
}

.hero-content {
  max-width: 750px;
  color: #ffffff;
}

.hero-content .hero-text {
  font-size: 1.15rem;
  color: #cbd5e1;
  margin-bottom: 25px;
}

.hero-buttons {
  margin-bottom: 35px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* Blended Operational Showcase inside Hero */
.hero-showcase-blended {
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding-top: 25px;
  margin-top: 10px;
}

/* Core Services Section */
.core-services-banner {
  background-image: url('../images/field-ops-bg.jpg');
  background-repeat: no-repeat;
  background-position: center center;
  background-size: cover;
  position: relative;
  width: 100%;
}

.services-overlay {
  background-color: rgba(15, 23, 42, 0.85);
  padding: 80px 0;
  width: 100%;
  color: #ffffff;
}

.core-services-banner .section-header {
  max-width: 750px;
  margin: 0 auto 50px;
}

.core-services-banner .subtext {
  color: #cbd5e1;
  margin-top: 12px;
}

/* Services Grid & Cards */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}

.service-card {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.96);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 25px rgba(0, 0, 0, 0.3);
}

.service-card-header h3 {
  color: var(--primary-color);
}

.service-card-header .icon-wrapper {
  width: 55px;
  height: 55px;
  background: rgba(217, 119, 6, 0.1);
  color: var(--secondary-color);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
}

.service-card-body ul {
  margin: 25px 0 30px;
}

.service-card-body ul li {
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  color: #475569;
}

.service-card-body ul li i {
  color: var(--secondary-color);
  margin-right: 12px;
}

/* Testimonials / Case Studies */
.testimonials {
  padding: 80px 0;
  color: #ffffff;
}

.testimonials .subtext-dark {
  color: #94a3b8;
  margin-bottom: 40px;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
}

.dark-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  color: #334155;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.dark-card .quote-icon {
  font-size: 1.8rem;
  color: var(--secondary-color);
  margin-bottom: 15px;
}

.dark-card .quote-text {
  font-style: italic;
  color: #475569;
  line-height: 1.6;
}

.dark-card .client-info {
  margin-top: 25px;
  border-top: 1px solid var(--border-color);
  padding-top: 15px;
}

.dark-card .client-name {
  font-weight: 600;
  color: var(--primary-color);
}

.dark-card .client-project {
  font-size: 0.875rem;
  color: var(--secondary-color);
  font-weight: 500;
}

/* Executive Leadership Preview */
.executives-preview {
  padding: 70px 0;
}

.exec-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.exec-card {
  border: 1px solid var(--border-color);
  text-align: center;
  transition: transform 0.3s ease;
}

.exec-card:hover {
  transform: translateY(-4px);
}

.exec-img-wrapper {
  width: 110px;
  height: 110px;
  margin: 0 auto 15px;
  border-radius: 50%;
  overflow: hidden;
  border: 3px solid var(--secondary-color);
}

.exec-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.exec-card h4 {
  color: var(--primary-color);
  font-size: 1.15rem;
}

.exec-card .title-tag {
  color: var(--secondary-color);
  font-weight: 600;
  margin-bottom: 10px;
}

/* FAQ Section */
.faq {
  padding: 70px 0;
}

.faq-content {
  margin-top: 30px;
}

.faq-group {
  border-bottom: 1px solid var(--border-color);
  padding: 20px 0;
}

.faq-group .icon-bullet {
  color: var(--secondary-color);
  margin-right: 10px;
}

.faq-group h4 {
  color: var(--primary-color);
}

.faq-group-body p {
  margin-top: 10px;
  color: #64748b;
}

/* Footer */
.footer {
  padding: 60px 0 30px;
  color: #94a3b8;
}

.footer h4 {
  color: #ffffff;
  margin-bottom: 20px;
}

.footer ul li {
  line-height: 2.2;
}

.footer a {
  color: #94a3b8;
  transition: color 0.3s ease;
}

.footer a:hover {
  color: #ffffff;
}

.footer .social-icons a {
  font-size: 1.4rem;
  margin-right: 15px;
  color: #94a3b8;
}

.footer .social-icons a:hover {
  color: var(--secondary-color);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 40px;
}

/* Utility Classes & Components */
.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 20px;
}

.container-sm {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 20px;
}

.card {
  background: #ffffff;
  border-radius: 8px;
  padding: 28px;
}

.btn {
  display: inline-block;
  padding: 12px 26px;
  font-weight: 600;
  border-radius: 6px;
  transition: all 0.3s ease;
  cursor: pointer;
  border: none;
}

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

.btn-primary:hover {
  background: #06192d;
}

.btn-secondary {
  background: var(--secondary-color);
  color: #ffffff;
}

.btn-secondary:hover {
  background: var(--secondary-hover);
}

.btn-outline {
  background: transparent;
  color: #ffffff;
  border: 2px solid #ffffff;
}

.btn-outline:hover {
  background: #ffffff;
  color: var(--primary-color);
}

.btn-block {
  display: block;
  width: 100%;
  text-align: center;
}

/* Typography Utilities */
.text-xxl {
  font-size: 2.8rem;
  line-height: 1.25;
  font-weight: 700;
  margin-bottom: 20px;
}

.text-xl {
  font-size: 2.1rem;
  font-weight: 600;
  line-height: 1.3;
}

.text-lg {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 10px;
}

.text-sm {
  font-size: 0.9rem;
}

.text-center {
  text-align: center;
}

.text-white {
  color: #ffffff;
}

/* Background Utilities */
.bg-light {
  background: var(--light-color);
}

.bg-white {
  background: #ffffff;
}

.bg-dark {
  background: var(--dark-color);
}

.bg-black {
  background: #0a0f1d;
}

/* Responsive Breakpoints */

/* Tablet (Large) */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 30px;
  }
}

/* Tablet / Mobile Split */
@media (max-width: 960px) {
  .text-xxl {
    font-size: 2.2rem;
  }

  .text-xl {
    font-size: 1.75rem;
  }

  .services-grid,
  .exec-grid,
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
}

/* Mobile Screens */
@media (max-width: 768px) {
  .navbar .container {
    flex-direction: column;
    gap: 15px;
  }

  .navbar ul li a {
    padding: 6px 10px;
    font-size: 0.95rem;
  }

  .hero-bg,
  .hero-overlay {
    min-height: auto;
  }

  .hero-overlay {
    padding: 50px 0;
  }

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

  .footer-grid > div {
    text-align: center;
  }

  .footer .social-icons a {
    margin: 0 8px;
  }
}

/* Small Mobile Phones */
@media (max-width: 480px) {
  .text-xxl {
    font-size: 1.8rem;
  }

  .hero-buttons {
    flex-direction: column;
  }

  .btn {
    width: 100%;
    text-align: center;
  }

  .card {
    padding: 20px;
  }
}