/*****Index Page*********/
    :root {
      --yellow-accent: #1f76e8;
      --dark-bg: #0a192f;
      --light-bg: #f5f5f5; /* Light gray for sections */
      --text-color: #333; /* Dark text for light sections */
    }

    body, html {
      margin: 0;
      padding: 0;
      width: 100%;
      height: 100%;
      font-family: 'Roboto', sans-serif;
      background-color: var(--light-bg);
      color: var(--text-color);
      scroll-behavior: smooth;
    }

    a {
      text-decoration: none;
    }

    .navbar {
      background-color: var(--dark-bg);
      padding: 15px 0;
      transition: background-color 0.3s ease;
    }

    .navbar-brand, .nav-link {
      color: #ffffff !important;
      font-weight: 500;
    }

    .nav-link:hover {
      color: var(--yellow-accent) !important;
    }

    .navbar-toggler {
      border-color: #ffffff;
    }

    .navbar-toggler-icon {
      filter: invert(1);
    }

    .dropdown-menu {
      background-color: var(--dark-bg);
      border: none;
      border-radius: 8px;
      box-shadow: 0 4px 10px rgba(0,0,0,0.2);
    }

    .dropdown-item {
      font-size: 0.95rem;
      padding: 10px 20px;
      color:#fff;
    }

    .dropdown-item:hover {
      color: var(--yellow-accent) !important;
      /**background-color: rgba(255, 193, 7, 0.1);**/
    }
    .btn-yellow {
      background-color: var(--yellow-accent);
      color: #000;
      border: none;
      transition: background-color 0.3s ease;
    }

    .btn-yellow:hover {
      background-color: #1f76e8;
      color: #000;
    }

    .yellow-accent {
      color: var(--yellow-accent);
    }

    .hero {
      position: relative;
      height: 80vh; /* Matches original height */
      display: flex;
      align-items: center;
      justify-content: center;
      color: #ffffff;
      text-align: center;
    }

    .hero-overlay {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: rgba(10, 25, 47, 0.65); /* Adjusted opacity for contrast */
      z-index: 1;
    }

    .hero-content {
      position: relative;
      z-index: 10; /* High z-index for visibility */
      max-width: 800px;
      padding: 20px;
    }

    .hero-content h1 {
      font-size: 3rem;
      font-weight: 700;
      margin-bottom: 1rem;
      color: #ffffff;
      text-shadow: 3px 3px 6px rgba(0, 0, 0, 0.7); /* Strong shadow for readability */
    }

    .hero-content p {
      font-size: 1.3rem;
      margin-bottom: 1.5rem;
      color: #ffffff;
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7); /* Strong shadow for readability */
    }

    .hero .btn {
      margin: 0.5rem;
      padding: 0.75rem 2rem;
      font-size: 1.1rem;
      border-radius: 5px;
      pointer-events: auto; /* Ensure buttons are clickable */
    }

    .carousel-item {
      height: 80vh;
      width: 100vw;
    }

    .carousel-item img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      z-index: 0; /* Behind overlay and caption */
    }

    .carousel-caption {
      display: block !important; /* Force visibility */
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%); /* Center horizontally and vertically */
      z-index: 10; /* High z-index for visibility */
      padding: 20px;
      background: rgba(0, 0, 0, 0.5); /* Semi-transparent background for contrast */
      border-radius: 8px; /* Rounded corners for aesthetics */
      width: 90%; /* Ensure caption fits within viewport */
      max-width: 800px;
    }

    .section {
      padding: 60px 0;
      background-color: var(--light-bg); /* Light gray for sections */
    }

    .section-title {
      color: var(--text-color);
      font-size: 2.5rem;
      margin-bottom: 40px;
      text-align: center;
      font-weight: 700;
    }

    .service-icon {
      font-size: 4rem;
      color: var(--yellow-accent);
      margin-bottom: 20px;
    }

    .service-card {
      background-color: #ffffff; /* White cards for contrast */
      border: none;
      color: var(--text-color);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      border-radius: 8px;
    }

    .service-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 20px rgba(0,0,0,0.2);
    }

    .gallery-img {
      width: 100%;
      height: 250px;
      object-fit: cover;
      border-radius: 8px;
      transition: transform 0.3s ease;
    }

    .gallery-img:hover {
      transform: scale(1.05);
    }

    .metrics {
      color: var(--text-color);
      text-align: center;
    }

    .metrics .metric {
      font-size: 2.5rem;
      font-weight: 700;
      color: #1f76e8; /* Yellow for emphasis */
    }

    .metrics .metric-label {
      font-size: 1.2rem;
      color: var(--text-color);
    }

    .card .btn-see-more {
      margin-top: auto;
      background-color: #1f76e8;
      color: #000;
      border-radius: 5px;
    }

    .card .btn-see-more:hover {
      background-color: #1f76e8;
    }

    footer {
      background-color: var(--dark-bg);
      color: #cccccc;
      padding: 60px 0 30px 0; /* Maintain original padding */
    }

    footer h5 {
      color: #ffffff;
      margin-bottom: 20px;
      font-weight: 500;
    }

    footer a {
      color: #cccccc;
      transition: color 0.3s ease;
    }

    footer a:hover {
      color: var(--yellow-accent);
    }

    .footer-bottom {
      border-top: 1px solid #333;
      margin-top: 30px;
      padding-top: 15px;
      font-size: 0.9rem;
      color: #777;
      text-align: center;
    }

    .footer-logo {
      height: 100px;
      margin-top: 15px;
      display: block;
    }

    /* Enhanced Mobile Responsiveness */
    @media (max-width: 992px) {
      .navbar-nav {
        text-align: center;
      }
      .nav-item {
        margin: 10px 0;
      }
      .hero-content h1 {
        font-size: 2.5rem;
      }
      .hero-content p {
        font-size: 1.1rem;
      }
      .hero .btn {
        padding: 0.6rem 1.5rem;
        font-size: 1rem;
      }
      .section-title {
        font-size: 2rem;
      }
      .metrics .metric {
        font-size: 2rem;
      }
      .metrics .metric-label {
        font-size: 1rem;
      }
      .carousel-item {
        height: 60vh;
      }
      .carousel-caption {
        width: 95%;
        padding: 15px;
      }
    }

    @media (max-width: 768px) {
      .hero {
        height: 60vh;
      }
      .hero-content h1 {
        font-size: 2rem;
      }
      .hero-content p {
        font-size: 1rem;
      }
      .hero .btn {
        padding: 0.5rem 1.2rem;
        font-size: 0.9rem;
      }
      .section {
        padding: 40px 0;
      }
      .section-title {
        font-size: 1.75rem;
      }
      .service-icon {
        font-size: 3rem;
      }
      .gallery-img {
        height: 200px;
      }
      .metrics .metric {
        font-size: 1.8rem;
      }
      .metrics .metric-label {
        font-size: 0.9rem;
      }
      .card-body {
        padding: 15px;
      }
      .card-img-top {
        height: 200px;
        object-fit: cover;
      }
      .carousel-item {
        height: 50vh;
      }
      .carousel-caption {
        padding: 12px;
      }
      .footer-logo {
        height: 40px; /* Slightly smaller for tablets */
        margin-top: 10px;
      }
    }

    @media (max-width: 576px) {
      .hero {
        height: 50vh;
      }
      .hero-content h1 {
        font-size: 1.5rem;
      }
      .hero-content p {
        font-size: 0.9rem;
      }
      .hero .btn {
        padding: 0.4rem 1rem;
        font-size: 0.8rem;
        margin: 0.3rem;
      }
      .section {
        padding: 30px 0;
      }
      .section-title {
        font-size: 1.5rem;
      }
      .service-icon {
        font-size: 2.5rem;
      }
      .gallery-img {
        height: 150px;
      }
      .metrics .metric {
        font-size: 1.5rem;
      }
      .metrics .metric-label {
        font-size: 0.8rem;
      }
      footer {
        padding: 40px 0 20px 0; /* Maintain reduced padding for mobile */
      }
      footer h5 {
        font-size: 1.2rem;
      }
      .footer-bottom {
        font-size: 0.8rem;
      }
      .col-md-4 {
        margin-bottom: 20px;
      }
      .carousel-caption {
        padding: 10px;
        width: 100%;
        background: rgba(0, 0, 0, 0.6); /* Slightly darker for small screens */
      }
      .carousel-caption h1 {
        font-size: 1.2rem;
      }
      .carousel-caption p {
        font-size: 0.8rem;
      }
      .carousel-caption .btn {
        padding: 0.3rem 0.8rem;
        font-size: 0.7rem;
      }
      .footer-logo {
        height:40px; /* Smaller for mobile */
        margin-top: 8px;
      }
    }
  
    /*****Index Page*********/

/********About Page*******/

:root {
  --yellow-accent: #FFC107;
  --dark-bg: #0a192f;
  --light-bg: #f5f5f5;
  --text-color: #333;
}

.about-page {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  font-family: 'Roboto', sans-serif;
  background-color: var(--light-bg);
  color: var(--text-color);
  scroll-behavior: smooth;
}

.about-page a {
  text-decoration: none;
}

.about-page .navbar {
  background-color: var(--dark-bg);
  padding: 15px 0;
  transition: background-color 0.3s ease;
}

.about-page .navbar-brand,
.about-page .nav-link {
  color: #ffffff !important;
  font-weight: 500;
}

.about-page .nav-link:hover {
  color: var(--yellow-accent) !important;
}

.about-page .navbar-toggler {
  border-color: #ffffff;
}

.about-page .navbar-toggler-icon {
  filter: invert(1);
}

.about-page .btn-yellow {
  background-color: var(--yellow-accent);
  color: #000;
  border: none;
  transition: background-color 0.3s ease;
}

.about-page .btn-yellow:hover {
  background-color: #e0ac00;
  color: #000;
}

.about-page .yellow-accent {
  color: var(--yellow-accent);
}

.about-page .hero {
  position: relative;
  height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  text-align: center;
  /**background: url('https://source.unsplash.com/1600x900/?oil,rig') no-repeat center center/cover;**/

  

}

.about-page .hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(10, 25, 47, 0.65);
  z-index: 1;
}

.about-page .hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  padding: 20px;
}

.about-page .hero-content h1 {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: #ffffff;
  text-shadow: 3px 3px 6px rgba(0, 0, 0, 0.7);
}

.about-page .hero-content p {
  font-size: 1.3rem;
  margin-bottom: 1.5rem;
  color: #ffffff;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
}

.about-page .section {
  padding: 60px 0;
  background-color: var(--light-bg);
}

.about-page .section-title {
  color: var(--text-color);
  font-size: 2.5rem;
  margin-bottom: 40px;
  text-align: center;
  font-weight: 700;
}

.about-page .team-card {
  background-color: #ffffff;
  border: none;
  color: var(--text-color);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border-radius: 8px;
  text-align: center;
}

.about-page .team-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.2);
}

.about-page .team-img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  border-radius: 8px 8px 0 0;
}

.about-page .value-icon {
  font-size: 3rem;
  color: var(--yellow-accent);
  margin-bottom: 20px;
}

.about-page .milestone-item {
  position: relative;
  padding-left: 60px;
  margin-bottom: 30px;
}

.about-page .milestone-item::before {
  content: '';
  position: absolute;
  left: 20px;
  top: 0;
  bottom: 0;
  width: 4px;
  background-color: var(--yellow-accent);
}

.about-page .milestone-item::after {
  content: '';
  position: absolute;
  left: 16px;
  top: 5px;
  width: 12px;
  height: 12px;
  background-color: var(--yellow-accent);
  border-radius: 50%;
}

.about-page footer {
  background-color: var(--dark-bg);
  color: #cccccc;
  padding: 60px 0 30px 0;
}

.about-page footer h5 {
  color: #ffffff;
  margin-bottom: 20px;
  font-weight: 500;
}

.about-page footer a {
  color: #cccccc;
  transition: color 0.3s ease;
}

.about-page footer a:hover {
  color: var(--yellow-accent);
}

.about-page .footer-bottom {
  border-top: 1px solid #333;
  margin-top: 30px;
  padding-top: 15px;
  font-size: 0.9rem;
  color: #777;
  text-align: center;
}

.about-page .footer-logo {
  height: 50px;
  margin-top: 15px;
  display: block;
}

/* Enhanced Mobile Responsiveness */
@media (max-width: 992px) {
  .about-page .navbar-nav {
    text-align: center;
  }
  .about-page .nav-item {
    margin: 10px 0;
  }
  .about-page .hero-content h1 {
    font-size: 2.5rem;
  }
  .about-page .hero-content p {
    font-size: 1.1rem;
  }
  .about-page .section-title {
    font-size: 2rem;
  }
  .about-page .team-img {
    height: 200px;
  }
  .about-page .milestone-item {
    padding-left: 50px;
  }
  .about-page .milestone-item::before {
    left: 15px;
  }
  .about-page .milestone-item::after {
    left: 11px;
  }
}

@media (max-width: 768px) {
  .about-page .hero {
    height: 60vh;
  }
  .about-page .hero-content h1 {
    font-size: 2rem;
  }
  .about-page .hero-content p {
    font-size: 1rem;
  }
  .about-page .section {
    padding: 40px 0;
  }
  .about-page .section-title {
    font-size: 1.75rem;
  }
  .about-page .value-icon {
    font-size: 2.5rem;
  }
  .about-page .team-img {
    height: 180px;
  }
  .about-page .milestone-item {
    padding-left: 40px;
  }
  .about-page .milestone-item::before {
    left: 10px;
  }
  .about-page .milestone-item::after {
    left: 6px;
  }
  .about-page .footer-logo {
    height: 40px;
    margin-top: 10px;
  }
}

@media (max-width: 576px) {
  .about-page .hero {
    height: 50vh;
  }
  .about-page .hero-content h1 {
    font-size: 1.5rem;
  }
  .about-page .hero-content p {
    font-size: 0.9rem;
  }
  .about-page .section {
    padding: 30px 0;
  }
  .about-page .section-title {
    font-size: 1.5rem;
  }
  .about-page .value-icon {
    font-size: 2rem;
  }
  .about-page .team-img {
    height: 150px;
  }
  .about-page .milestone-item {
    padding-left: 30px;
  }
  .about-page .milestone-item::before {
    left: 5px;
  }
  .about-page .milestone-item::after {
    left: 1px;
  }
  .about-page footer {
    padding: 40px 0 20px 0;
  }
  .about-page footer h5 {
    font-size: 1.2rem;
  }
  .about-page .footer-bottom {
    font-size: 0.8rem;
  }
  .about-page .col-md-4,
  .about-page .col-md-6 {
    margin-bottom: 20px;
  }
  .about-page .footer-logo {
    height: 35px;
    margin-top: 8px;
  }
}
  
/*****Footer Page******/

/**************Servicees*****************/
:root {
  --yellow-accent: #FFC107;
  --dark-bg: #0a192f;
  --light-bg: #f5f5f5;
  --text-color: #333;
}

body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  font-family: 'Roboto', sans-serif;
  background-color: var(--light-bg);
  color: var(--text-color);
  scroll-behavior: smooth;
}

a {
  text-decoration: none;
}

.navbar {
  background-color: var(--dark-bg);
  padding: 15px 0;
  transition: background-color 0.3s ease;
}

.navbar-brand,
.nav-link,
.dropdown-item {
  color: #ffffff !important;
  font-weight: 500;
}

.nav-link:hover,
.dropdown-item:hover {
  color: #1f76e8 !important;
}

.navbar-toggler {
  border-color: #ffffff;
}

.navbar-toggler-icon {
  filter: invert(1);
}

.dropdown-menu {
  background-color: var(--dark-bg);
  border: none;
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.2);
}

.dropdown-item {
  font-size: 0.95rem;
  padding: 10px 20px;
}

.dropdown-item:hover {
  background-color: rgba(255, 193, 7, 0.1);
}

.btn-yellow {
  background-color: #1f76e8;
  color: #000;
  border: none;
  transition: background-color 0.3s ease;
}

.btn-yellow:hover {
  background-color: #1f76e8;
  color: #000;
}

.yellow-accent {
  color: var(--yellow-accent);
}

.section {
  padding: 60px 0;
  background-color: var(--light-bg);
}

.section-title {
  color: var(--text-color);
  font-size: 2.5rem;
  margin-bottom: 40px;
  text-align: center;
  font-weight: 700;
}

/* Desktop Tabs */
.service-tabs {
  background-color: var(--dark-bg);
  border-radius: 8px;
  padding: 15px;
}

.service-tabs .nav-link {
  color: #ffffff;
  font-size: 1.1rem;
  padding: 15px 20px;
  border: none;
  border-radius: 6px;
  margin-bottom: 10px;
  transition: background-color 0.3s ease;
}

.service-tabs .nav-link:hover {
  background-color: rgba(255, 193, 7, 0.1);
  color: #1f76e8;
}

.service-tabs .nav-link.active {
  background-color: #1f76e8;
  color: #000 !important;
}

.tab-content {
  background-color: #ffffff;
  border-radius: 8px;
  padding: 20px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

/* Mobile Accordion */
.service-accordion-item {
  margin-bottom: 10px;
}

.service-accordion-header {
  background-color: var(--dark-bg);
  border-radius: 6px;
  margin-bottom: 5px;
}

.service-accordion-header .btn-link {
  width: 100%;
  text-align: left;
  color: #ffffff;
  font-size: 1.1rem;
  font-weight: 500;
  padding: 15px 20px;
  text-decoration: none;
  display: block;
  transition: background-color 0.3s ease;
}

.service-accordion-header .btn-link:hover {
  background-color: rgba(255, 193, 7, 0.1);
  color: var(--yellow-accent);
}

.service-accordion-header .btn-link:not(.collapsed) {
  background-color: #1f76e8;
  color: #000;
}

.service-accordion-content {
  background-color: #ffffff;
  border-radius: 8px;
  padding: 20px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

/* Service Content (Image and List) */
.service-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
}

.service-main-img {
  max-width: 300px;
  width: 100%;
  height: auto;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.service-list {
  max-width: 300px;
  list-style: none;
  padding: 0;
  margin: 0;
}

.service-list li {
  font-size: 1.1rem;
  margin-bottom: 15px;
  position: relative;
  padding-left: 30px;
}

.service-list li:before {
  content: "●";
  color: var(--yellow-accent);
  position: absolute;
  left: 0;
  font-size: 1.2rem;
}

footer {
  background-color: var(--dark-bg);
  color: #cccccc;
  padding: 60px 0 30px 0;
}

footer h5 {
  color: #ffffff;
  margin-bottom: 20px;
  font-weight: 500;
}

footer a {
  color: #cccccc;
  transition: color 0.3s ease;
}

footer a:hover {
  color: var(--yellow-accent);
}

.footer-bottom {
  border-top: 1px solid #333;
  margin-top: 30px;
  padding-top: 15px;
  font-size: 0.9rem;
  color: #777;
  text-align: center;
}

.footer-logo {
  height: 50px;
  margin-top: 15px;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

/* Responsive Design */
@media (max-width: 992px) {
  .navbar-nav {
    text-align: center;
  }
  .nav-item {
    margin: 10px 0;
  }
  .dropdown-menu {
    text-align: center;
    position: relative;
    left: 50%;
    transform: translateX(-50%);
    width: fit-content;
    min-width: 200px;
  }
  .footer-column {
    text-align: center;
  }
  .footer-column ul,
  .footer-column p {
    margin-left: auto;
    margin-right: auto;
    max-width: 300px;
  }
  .row.text-md-start {
    justify-content: center;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 40px 0;
  }
  .section-title {
    font-size: 1.75rem;
  }
  .service-main-img {
    max-width: 200px;
  }
  .service-list {
    max-width: 200px;
  }
  .service-list li {
    font-size: 1rem;
  }
  .service-accordion-header .btn-link {
    font-size: 1rem;
  }
  .footer-logo {
    height: 40px;
    margin-top: 10px;
  }
}

@media (max-width: 576px) {
  .section {
    padding: 30px 0;
  }
  .section-title {
    font-size: 1.5rem;
  }
  .service-main-img {
    max-width: 150px;
  }
  .service-list {
    max-width: 150px;
  }
  .service-list li {
    font-size: 0.9rem;
    margin-bottom: 10px;
  }
  .service-accordion-header .btn-link {
    font-size: 0.9rem;
    padding: 10px 15px;
  }
  footer {
    padding: 40px 0 20px 0;
  }
  footer h5 {
    font-size: 1.2rem;
  }
  .footer-bottom {
    font-size: 0.8rem;
  }
  .footer-logo {
    height: 35px;
    margin-top: 8px;
  }
}

/************Services******************/


/*********Projects Page*******/
   

:root {
  --yellow-accent: #FFC107;
  --dark-bg: #0a192f;
  --light-bg: #f5f5f5;
  --text-color: #333;
}

body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  font-family: 'Roboto', sans-serif;
  background-color: var(--light-bg);
  color: var(--text-color);
  scroll-behavior: smooth;
}

a {
  text-decoration: none;
}

.navbar {
  background-color: var(--dark-bg);
  padding: 15px 0;
  transition: background-color 0.3s ease;
}

.navbar-brand,
.nav-link {
  color: #ffffff !important;
  font-weight: 500;
}

.nav-link:hover {
  color: var(--yellow-accent) !important;
}

.navbar-toggler {
  border-color: #ffffff;
}

.navbar-toggler-icon {
  filter: invert(1);
}

.btn-yellow {
  background-color: var(--yellow-accent);
  color: #000;
  border: none;
  transition: background-color 0.3s ease;
}

.btn-yellow:hover {
  background-color: #e0ac00;
  color: #000;
}

.yellow-accent {
  color: var(--yellow-accent);
}

.hero {
  position: relative;
  height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  text-align: center;
  background: url('https://source.unsplash.com/1600x900/?oilfield,project') no-repeat center center/cover;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(10, 25, 47, 0.65);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  padding: 20px;
}

.hero-content h1 {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: #ffffff;
  text-shadow: 3px 3px 6px rgba(0, 0, 0, 0.7);
}

.hero-content p {
  font-size: 1.3rem;
  margin-bottom: 1.5rem;
  color: #ffffff;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
}

.section {
  padding: 60px 0;
  background-color: var(--light-bg);
}

.section-title {
  color: var(--text-color);
  font-size: 2.5rem;
  margin-bottom: 40px;
  text-align: center;
  font-weight: 700;
}

.filter-btn {
  background-color: #ffffff;
  border: 1px solid var(--text-color);
  color: var(--text-color);
  margin: 0 5px;
  padding: 8px 16px;
  border-radius: 5px;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.filter-btn.active,
.filter-btn:hover {
  background-color: var(--yellow-accent);
  color: #000;
  border-color: var(--yellow-accent);
}

.project-card {
  background-color: #ffffff;
  border: none;
  color: var(--text-color);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border-radius: 8px;
  text-align: center;
}

.project-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.2);
}

.project-img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  border-radius: 8px 8px 0 0;
}

.pagination {
  margin-top: 30px;
  display: flex;
  justify-content: center;
  gap: 10px;
}

.pagination a {
  padding: 8px 16px;
  border: 1px solid var(--text-color);
  border-radius: 5px;
  color: var(--text-color);
  transition: background-color 0.3s ease, color 0.3s ease;
}

.pagination a:hover,
.pagination a.active {
  background-color: var(--yellow-accent);
  color: #000;
  border-color: var(--yellow-accent);
}

.page-content {
  display: none;
}

.page-content:target,
#page-1:target ~ #page-1,
#page-1 {
  display: block;
}

.featured-project {
  background-color: #ffffff;
  border: 2px solid var(--yellow-accent);
  border-radius: 12px;
  padding: 20px;
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.featured-img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 20px;
}

.carousel-control-prev-icon,
.carousel-control-next-icon {
  background-color: #1f76e8;
  border-radius: 50%;
  padding: 20px;
}

.carousel-indicators [data-bs-target] {
  background-color: #1f76e8;
}

.carousel-indicators .active {
  background-color: #1f76e8;
}

.masonry-gallery {
  column-count: 3;
  column-gap: 20px;
  margin-bottom: 20px;
}

.masonry-card {
  background-color: #ffffff;
  border-radius: 8px;
  margin-bottom: 20px;
  break-inside: avoid;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
  transition: transform 0.3s ease;
}

.masonry-card:hover {
  transform: scale(1.05);
}

.masonry-img {
  width: 100%;
  object-fit: cover;
  border-radius: 8px 8px 0 0;
}

.masonry-card:nth-child(1) .masonry-img { height: 200px; }
.masonry-card:nth-child(2) .masonry-img { height: 280px; }
.masonry-card:nth-child(3) .masonry-img { height: 240px; }
.masonry-card:nth-child(4) .masonry-img { height: 260px; }
.masonry-card:nth-child(5) .masonry-img { height: 220px; }

.why-icon {
  font-size: 3rem;
  color: var(--yellow-accent);
  margin-bottom: 20px;
}

footer {
  background-color: var(--dark-bg);
  color: #cccccc;
  padding: 60px 0 30px 0;
}

footer h5 {
  color: #ffffff;
  margin-bottom: 20px;
  font-weight: 500;
}

footer a {
  color: #cccccc;
  transition: color 0.3s ease;
}

footer a:hover {
  color: var(--yellow-accent);
}

.footer-bottom {
  border-top: 1px solid #333;
  margin-top: 30px;
  padding-top: 15px;
  font-size: 0.9rem;
  color: #777;
  text-align: center;
}

.footer-logo {
  height: 50px;
  margin-top: 15px;
  display: block;
}

/* Enhanced Mobile Responsiveness */
@media (max-width: 992px) {
  .navbar-nav {
    text-align: center;
  }
  .nav-item {
    margin: 10px 0;
  }
  .hero-content h1 {
    font-size: 2.5rem;
  }
  .hero-content p {
    font-size: 1.1rem;
  }
  .section-title {
    font-size: 2rem;
  }
  .project-img,
  .featured-img {
    height: 300px;
  }
  .masonry-gallery {
    column-count: 2;
  }
  .masonry-img {
    height: 200px !important;
  }
  .filter-btn,
  .pagination a {
    margin: 5px;
    font-size: 0.9rem;
  }
}

@media (max-width: 768px) {
  .hero {
    height: 60vh;
  }
  .hero-content h1 {
    font-size: 2rem;
  }
  .hero-content p {
    font-size: 1rem;
  }
  .section {
    padding: 40px 0;
  }
  .section-title {
    font-size: 1.75rem;
  }
  .why-icon {
    font-size: 2.5rem;
  }
  .project-img,
  .featured-img {
    height: 250px;
  }
  .masonry-img {
    height: 180px !important;
  }
  .footer-logo {
    height: 40px;
    margin-top: 10px;
  }
}

@media (max-width: 576px) {
  .hero {
    height: 50vh;
  }
  .hero-content h1 {
    font-size: 1.5rem;
  }
  .hero-content p {
    font-size: 0.9rem;
  }
  .section {
    padding: 30px 0;
  }
  .section-title {
    font-size: 1.5rem;
  }
  .why-icon {
    font-size: 2rem;
  }
  .project-img,
  .featured-img {
    height: 200px;
  }
  .masonry-gallery {
    column-count: 1;
  }
  .masonry-img {
    height: 150px !important;
  }
  footer {
    padding: 40px 0 20px 0;
  }
  footer h5 {
    font-size: 1.2rem;
  }
  .footer-bottom {
    font-size: 0.8rem;
  }
  .col-md-4 {
    margin-bottom: 20px;
  }
  .footer-logo {
    height: 35px;
    margin-top: 8px;
  }
  .carousel-control-prev-icon,
  .carousel-control-next-icon {
    padding: 15px;
  }
}

/********Projects Page********/

/*****Contact Us Page *******/

:root {
  --yellow-accent: #1f76e8;
  --dark-bg: #0a192f;
  --light-bg: #f5f5f5;
  --text-color: #333;
}

body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  font-family: 'Roboto', sans-serif;
  background-color: var(--light-bg);
  color: var(--text-color);
  scroll-behavior: smooth;
}

a {
  text-decoration: none;
}

.navbar {
  background-color: var(--dark-bg);
  padding: 15px 0;
  transition: background-color 0.3s ease;
}

.navbar-brand,
.nav-link {
  color: #ffffff !important;
  font-weight: 500;
}

.nav-link:hover {
  color: var(--yellow-accent) !important;
}

.navbar-toggler {
  border-color: #ffffff;
}

.navbar-toggler-icon {
  filter: invert(1);
}

.btn-yellow {
  background-color: var(--yellow-accent);
  color: #000;
  border: none;
  transition: background-color 0.3s ease;
}

.btn-yellow:hover {
  background-color: #e0ac00;
  color: #000;
}

.yellow-accent {
  color: var(--yellow-accent);
}

.hero {
  position: relative;
  height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  text-align: center;
  background: url('https://source.unsplash.com/1600x900/?oilfield,contact') no-repeat center center/cover;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(10, 25, 47, 0.65);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  padding: 20px;
}

.hero-content h1 {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: #ffffff;
  text-shadow: 3px 3px 6px rgba(0, 0, 0, 0.7);
}

.hero-content p {
  font-size: 1.3rem;
  margin-bottom: 1.5rem;
  color: #ffffff;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
}

.section {
  padding: 60px 0;
  background-color: var(--light-bg);
}

.section-title {
  color: var(--text-color);
  font-size: 2.5rem;
  margin-bottom: 40px;
  text-align: center;
  font-weight: 700;
}

.contact-form {
  background-color: #ffffff;
  padding: 30px;
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.contact-form .form-control {
  border-radius: 5px;
  border: 1px solid #ccc;
  padding: 10px;
  font-size: 1rem;
}

.contact-form .form-control:focus {
  border-color: var(--yellow-accent);
  box-shadow: 0 0 5px rgba(255, 193, 7, 0.5);
}

.contact-form .form-label {
  font-weight: 500;
  color: var(--text-color);
}

.contact-icon {
  font-size: 3rem;
  color: var(--yellow-accent);
  margin-bottom: 20px;
}

footer {
  background-color: var(--dark-bg);
  color: #cccccc;
  padding: 60px 0 30px 0;
}

footer h5 {
  color: #ffffff;
  margin-bottom: 20px;
  font-weight: 500;
}

footer a {
  color: #cccccc;
  transition: color 0.3s ease;
}

footer a:hover {
  color: var(--yellow-accent);
}

.footer-bottom {
  border-top: 1px solid #333;
  margin-top: 30px;
  padding-top: 15px;
  font-size: 0.9rem;
  color: #777;
  text-align: center;
}

.footer-logo {
  height: 50px;
  margin-top: 15px;
  display: block;
}

/* Responsive Design */
@media (max-width: 992px) {
  .navbar-nav {
    text-align: center;
  }
  .nav-item {
    margin: 10px 0;
  }
  .hero-content h1 {
    font-size: 2.5rem;
  }
  .hero-content p {
    font-size: 1.1rem;
  }
  .section-title {
    font-size: 2rem;
  }
  .contact-form {
    padding: 20px;
  }
}

@media (max-width: 768px) {
  .hero {
    height: 60vh;
  }
  .hero-content h1 {
    font-size: 2rem;
  }
  .hero-content p {
    font-size: 1rem;
  }
  .section {
    padding: 40px 0;
  }
  .section-title {
    font-size: 1.75rem;
  }
  .contact-icon {
    font-size: 2.5rem;
  }
  .footer-logo {
    height: 40px;
    margin-top: 10px;
  }
}

@media (max-width: 576px) {
  .hero {
    height: 50vh;
  }
  .hero-content h1 {
    font-size: 1.5rem;
  }
  .hero-content p {
    font-size: 0.9rem;
  }
  .section {
    padding: 30px 0;
  }
  .section-title {
    font-size: 1.5rem;
  }
  .contact-icon {
    font-size: 2rem;
  }
  .contact-form {
    padding: 15px;
  }
  footer {
    padding: 40px 0 20px 0;
  }
  footer h5 {
    font-size: 1.2rem;
  }
  .footer-bottom {
    font-size: 0.8rem;
  }
  .col-md-4 {
    margin-bottom: 20px;
  }
  .footer-logo {
    height: 35px;
    margin-top: 8px;
  }
}
/*****Contact Us Page*******/


/************Single Service************/

:root {
  --yellow-accent: #FFC107;
  --dark-bg: #0a192f;
  --light-bg: #f5f5f5;
  --text-color: #333;
}

body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  font-family: 'Roboto', sans-serif;
  background-color: var(--light-bg);
  color: var(--text-color);
  scroll-behavior: smooth;
}

a {
  text-decoration: none;
}

.navbar {
  background-color: var(--dark-bg);
  padding: 15px 0;
  transition: background-color 0.3s ease;
}

.navbar-brand,
.nav-link {
  color: #ffffff !important;
  font-weight: 500;
}

.nav-link:hover {
  color: #1f76e8 !important;
}

.navbar-toggler {
  border-color: #ffffff;
}

.navbar-toggler-icon {
  filter: invert(1);
}

.btn-yellow {
  background-color: #1f76e8;
  color: #000;
  border: none;
  transition: background-color 0.3s ease;
}

.btn-yellow:hover {
  background-color: #1f76e8;
  color: #000;
}

.yellow-accent {
  color: #1f76e8;
}

.section {
  padding: 60px 0;
  background-color: var(--light-bg);
}

.section-title {
  color: var(--text-color);
  font-size: 2.5rem;
  margin-bottom: 40px;
  text-align: center;
  font-weight: 700;
}

.service-main-img {
  max-width: 600px;
  width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.service-list {
  max-width: 800px;
  margin: 0 auto 40px auto;
  text-align: left;
}

.service-list h4 {
  font-size: 1.8rem;
  font-weight: 500;
  margin-bottom: 20px;
  text-align: center;
}

.service-list ul {
  list-style: none;
  padding: 0;
}

.service-list li {
  font-size: 1.1rem;
  margin-bottom: 15px;
  position: relative;
  padding-left: 30px;
}

.service-list li:before {
  content: "●";
  color: #1f76e8;
  position: absolute;
  left: 0;
  font-size: 1.2rem;
}

.service-img-card {
  background-color: #ffffff;
  padding: 15px;
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
  transition: transform 0.3s ease;
}

.service-img-card:hover {
  transform: translateY(-5px);
}

.service-img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 15px;
}

footer {
  background-color: var(--dark-bg);
  color: #cccccc;
  padding: 60px 0 30px 0;
}

footer h5 {
  color: #ffffff;
  margin-bottom: 20px;
  font-weight: 500;
}

footer a {
  color: #cccccc;
  transition: color 0.3s ease;
}

footer a:hover {
  color: var(--yellow-accent);
}

.footer-bottom {
  border-top: 1px solid #333;
  margin-top: 30px;
  padding-top: 15px;
  font-size: 0.9rem;
  color: #777;
  text-align: center;
}

.footer-logo {
  height: 50px;
  margin-top: 15px;
  display: block;
}

/* Responsive Design */
@media (max-width: 992px) {
  .navbar-nav {
    text-align: center;
  }
  .nav-item {
    margin: 10px 0;
  }
  .section-title {
    font-size: 2rem;
  }
  .service-main-img {
    max-width: 500px;
  }
  .service-img {
    height: 250px;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 40px 0;
  }
  .section-title {
    font-size: 1.75rem;
  }
  .service-list h4 {
    font-size: 1.5rem;
  }
  .service-list li {
    font-size: 1rem;
  }
  .service-main-img {
    max-width: 400px;
  }
  .service-img {
    height: 200px;
  }
  .footer-logo {
    height: 40px;
    margin-top: 10px;
  }
}

@media (max-width: 576px) {
  .section {
    padding: 30px 0;
  }
  .section-title {
    font-size: 1.5rem;
  }
  .service-list h4 {
    font-size: 1.3rem;
  }
  .service-list li {
    font-size: 0.9rem;
    margin-bottom: 10px;
  }
  .service-main-img {
    max-width: 100%;
  }
  .service-img {
    height: 150px;
  }
  footer {
    padding: 40px 0 20px 0;
  }
  footer h5 {
    font-size: 1.2rem;
  }
  .footer-bottom {
    font-size: 0.8rem;
  }
  .col-md-4 {
    margin-bottom: 20px;
  }
  .footer-logo {
    height: 35px;
    margin-top: 8px;
  }
}
/*********Single Service***********/