:root {
        --primary-blue: #1a4b8c;
        --secondary-blue: blue;
        --light-blue: #e8f1ff;
        --dark-grey: #333;
        --medium-grey: #666;
        --light-grey: #f5f7fa;
        --white: #ffffff;
        --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        --civil-blue: #0d2d5e;
        --steel-grey: #5c7a9d;
      }

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

      body {
        font-family: "Open Sans", sans-serif;
        color: var(--dark-grey);
        line-height: 1.6;
        background-color: var(--white);
        padding-top: 70px; /* Account for fixed header */
        background-image: linear-gradient(
            rgba(245, 247, 250, 0.9),
            rgba(245, 247, 250, 0.9)
          ),
          url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 0h100v100H0z' fill='%23f5f7fa'/%3E%3Cpath d='M0 0l100 100M100 0L0 100' stroke='%23e1e6ef' stroke-width='1'/%3E%3C/svg%3E");
      }

      h1,
      h2,
      h3,
      h4 {
        font-family: "Montserrat", sans-serif;
        font-weight: 700;
        margin-bottom: 1rem;
        color: var(--primary-blue);
      }

      .container {
        width: 90%;
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 15px;
      }

      /* Header & Navigation */
      header {
        background-color: black;
        box-shadow: var(--shadow);
        position: fixed;
        width: 100%;
        top: 0;
        z-index: 1000;
      }

      .header-container {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 1rem 0;
      }

      .logo {
        display: flex;
        align-items: center;
      }

      .logo h1 {
        font-size: 2rem;
        margin: 0;
        color: gold;
      }

      .logo span {
        color: blue;
      }

      nav ul {
        display: flex;
        list-style: none;
      }

      nav ul li {
        margin-left: 1.5rem;
      }

      nav ul li a {
        text-decoration: none;
        color:white;
        font-weight: 600;
        font-size: 1rem;
        transition: color 0.3s;
      }

      nav ul li a:hover {
        color: var(--secondary-blue);
      }

      .mobile-menu-btn {
        display: none;
        background: none;
        border: none;
        font-size: 1.5rem;
        cursor: pointer;
        color: var(--primary-blue);
      }

      /* Portfolio Hero Section */
      .portfolio-hero {
        background: linear-gradient(
            rgba(13, 45, 94, 0.356),
            rgba(13, 45, 94, 0.452)
          ),
          url("https://images.unsplash.com/photo-1466803136990-7c174b34ff32?w=700&auto=format&fit=crop&q=60&ixlib=rb-4.1.0&ixid=M3wxMjA3fDB8MHxzZWFyY2h8ODN8fGNvbnN0cnVjdGlvbiUyMHNpdGV8ZW58MHx8MHx8fDA%3D")
            no-repeat center center/cover;
        padding: 12rem 0;
        text-align: center;
        color: var(--white);
        position: relative;
        height: 70vh;
      }

  
   

      .portfolio-hero h2 {
        font-size: 3rem;
        margin-bottom: 1rem;
        color: gold;
      }

      .services-hero h2 {
        font-size: 3.5rem;
        margin-bottom: 1.5rem;
        color: var(--white);
        animation: fadeInDown 1s ease-out;
      }

      .services-hero p {
        font-size: 1.3rem;
        max-width: 800px;
        margin: 0 auto 2rem;
        animation: fadeInUp 1s ease-out 0.3s both;
      }

      /*.portfolio-hero p {
        font-size: 1.2rem;
        max-width: 700px;
        margin: 0 auto 2rem;
      }*/

      /* Portfolio Section */
      .portfolio {
        padding: 5rem 0;
        background-color: black;
      }

      .section-title {
        text-align: center;
        margin-bottom: 3rem;
      }

      .section-title h2 {
        font-size: 2.5rem;
        position: relative;
        display: inline-block;
        padding-bottom: 0.5rem;
      }

      .section-title h2::after {
        content: "";
        position: absolute;
        bottom: 0;
        left: 50%;
        transform: translateX(-50%);
        width: 80px;
        height: 3px;
        background-color: var(--secondary-blue);
      }

      .portfolio-filters {
        display: flex;
        justify-content: center;
        flex-wrap: wrap;
        gap: 1rem;
        margin-bottom: 3rem;
      }

      .filter-btn {
        padding: 0.5rem 1.5rem;
        background-color: var(--light-grey);
        border: none;
        border-radius: 50px;
        font-family: "Montserrat", sans-serif;
        font-weight: 600;
        cursor: pointer;
        transition: all 0.3s;
      }

      .filter-btn.active,
      .filter-btn:hover {
        background-color: var(--secondary-blue);
        color: var(--white);
      }

      .portfolio-grid {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
        gap: 2rem;
      }

      .portfolio-item {
        position: relative;
        border-radius: 10px;
        overflow: hidden;
        box-shadow: var(--shadow);
        height: 300px;
        background-color: var(--civil-blue);
      }

      .portfolio-item img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.5s;
      }

      .portfolio-item:hover img {
        transform: scale(1.1);
      }

      .portfolio-overlay {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: linear-gradient(to top, rgba(13, 45, 94, 0.9), transparent);
        display: flex;
        flex-direction: column;
        justify-content: flex-end;
        padding: 2rem;
        opacity: 0;
        transition: opacity 0.5s;
      }

      .portfolio-item:hover .portfolio-overlay {
        opacity: 1;
      }

      .portfolio-overlay h3 {
        color: var(--white);
        font-size: 1.5rem;
        margin-bottom: 0.5rem;
      }

      .portfolio-overlay p {
        color: var(--light-blue);
        margin-bottom: 1rem;
      }

      .portfolio-tags {
        display: flex;
        flex-wrap: wrap;
        gap: 0.5rem;
        margin-top: 1rem;
      }

      .portfolio-tag {
        background-color: var(--secondary-blue);
        color: var(--white);
        padding: 0.3rem 0.8rem;
        border-radius: 50px;
        font-size: 0.8rem;
      }

      /* Project Showcase */
      .project-showcase {
        padding: 5rem 0;
        background-color: var(--light-grey);
        position: relative;
      }

      .project-showcase::before {
        content: "";
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 20px;
        background: linear-gradient(
          135deg,
          transparent 0%,
          transparent 50%,
          var(--white) 50%,
          var(--white) 100%
        );
        background-size: 20px 20px;
      }

      .showcase-container {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 3rem;
        align-items: center;
      }

      .showcase-content h2 {
        font-size: 2.5rem;
        margin-bottom: 1.5rem;
      }

      .showcase-features {
        margin: 2rem 0;
      }

      .feature-item {
        display: flex;
        align-items: center;
        margin-bottom: 1rem;
      }

      .feature-icon {
        width: 40px;
        height: 40px;
        background-color: var(--light-blue);
        border-radius: 50%;
        display: flex;
        justify-content: center;
        align-items: center;
        margin-right: 1rem;
        color: var(--secondary-blue);
      }

      .showcase-image {
        border-radius: 10px;
        overflow: hidden;
        box-shadow: var(--shadow);
      }

      .showcase-image img {
        width: 100%;
        height: auto;
        display: block;
      }

      /* Stats Section */
      .stats {
        padding: 4rem 0;
        background: linear-gradient(
            rgba(13, 45, 94, 0.9),
            rgba(13, 45, 94, 0.9)
          ),
          url("https://images.unsplash.com/photo-1504307651254-35680f356dfd?ixlib=rb-4.0.3&auto=format&fit=crop&w=1500&q=80")
            no-repeat center center/cover;
        color: var(--white);
        text-align: center;
      }

      .stats-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 2rem;
      }

      .stat-item h3 {
  font-size: 2.5rem;
  color: var(--primary);
  transition: color 0.3s ease;
}

      .stat-item p {
        font-size: 1.1rem;
        color: var(--light-blue);
        font-weight: 500;
      }

      /* CTA Section */
      .cta {
        padding: 5rem 0;
        text-align: center;
        background-color: var(--white);
      }

      .cta h2 {
        font-size: 2.5rem;
        margin-bottom: 1.5rem;
        color: var(--primary-blue);
      }

      .cta p {
        max-width: 700px;
        margin: 0 auto 2rem;
        font-size: 1.1rem;
      }

      .btn {
        display: inline-block;
        background-color: var(--secondary-blue);
        color: var(--white);
        padding: 0.8rem 1.8rem;
        border-radius: 50px;
        text-decoration: none;
        font-weight: 600;
        transition: all 0.3s;
        border: none;
        cursor: pointer;
      }

      .btn:hover {
        background-color: var(--primary-blue);
        transform: translateY(-3px);
      }

      /* Footer */
      footer {
        background-color: black;
        color: var(--white);
        padding: 3rem 0 1rem;
      }

      .footer-container {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 2rem;
      }

      .footer-col h3 {
        color: var(--white);
        margin-bottom: 1.5rem;
        font-size: 1.3rem;
      }

      .footer-col p {
        margin-bottom: 1rem;
      }

      .footer-col ul {
        list-style: none;
      }

      .footer-col ul li {
        margin-bottom: 0.8rem;
      }

      .footer-col ul li a {
        color: #ccc;
        text-decoration: none;
        transition: color 0.3s;
      }

      .footer-col ul li a:hover {
        color: var(--white);
      }

      .copyright {
        text-align: center;
        margin-top: 3rem;
        padding-top: 1.5rem;
        border-top: 1px solid #555;
        color: #ccc;
      }

      /* WhatsApp Float */
      .whatsapp-float {
        position: fixed;
        bottom: 2rem;
        right: 2rem;
        width: 60px;
        height: 60px;
        background-color: green;
        color: var(--white);
        border-radius: 50%;
        display: flex;
        justify-content: center;
        align-items: center;
        font-size: 1.8rem;
        box-shadow: var(--shadow);
        z-index: 100;
        text-decoration: none;
        transition: all 0.3s;
      }

      .whatsapp-float:hover {
        background-color: #128c7e;
        transform: scale(1.1);
      }

      /* Responsive Styles */
      @media (max-width: 992px) {
        .showcase-container {
          grid-template-columns: 1fr;
        }

        .portfolio-grid {
          grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
        }
      }

      @media (max-width: 768px) {
        .mobile-menu-btn {
          display: block;
        }

        nav {
          position: fixed;
          top: 70px;
          left: -100%;
          width: 80%;
          height: calc(50vh - 70px);
          background-color: black;
          box-shadow: var(--shadow);
          transition: all 0.3s;
          z-index: 999;
        }

        nav.active {
          left: 0;
        }

        nav ul {
          flex-direction: column;
          padding: 2rem;
        }

        nav ul li {
          margin: 1rem 0;
        }

        .portfolio-hero h2 {
          font-size: 2.5rem;
        }

        .portfolio-hero p {
          font-size: 1rem;
        }
      }

      @media (max-width: 480px) {
        .logo h1 {
          font-size: 1.5rem;
        }

        .section-title h2 {
          font-size: 2rem;
        }

        .btn {
          padding: 0.6rem 1.5rem;
        }

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

        .portfolio-hero h2 {
          font-size: 2rem;
        }
      }