/* Header Section */
    
    :root {
      --primary-color: #0056b3;
      --secondary-color: #003974;
      --light-bg: #f9f9f9;
      --text-color: #333;
      --white: #fff;
    }

    body {
      margin: 0;
      font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
      background-color: var(--white);
      color: var(--text-color);
    }

    /* --- Top Bar --- */
    .top-bar {
      background-color: var(--secondary-color);
      color: white;
      font-size: 0.9rem;
      padding: 6px 20px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
    }

    .top-bar .contact-info {
      display: flex;
      gap: 15px;
      flex-wrap: wrap;
    }

    /* --- Header --- */
    .header {
      position: sticky;
      top: 0;
      background-color: var(--white);
      box-shadow: 0 2px 6px rgba(0,0,0,0.1);
      z-index: 1000;
    }

    .navbar {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 20px;
      flex-wrap: wrap;
    }

    .logo {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .logo img {
      height: 40px;
    }

    .logo span {
      font-size: 1.5rem;
      font-weight: bold;
      color: var(--primary-color);
    }

    .nav-menu {
      display: flex;
      gap: 25px;
      align-items: center;
    }

    .nav-item {
      position: relative;
    }

    .nav-link {
      text-decoration: none;
      color: var(--text-color);
      font-weight: 500;
      padding: 8px;
      transition: 0.3s;
    }

    .nav-link:hover {
      color: var(--primary-color);
    }

    /* Dropdown */
    .dropdown {
      display: none;
      position: absolute;
      top: 100%;
      left: 0;
      background-color: var(--white);
      box-shadow: 0 2px 8px rgba(0,0,0,0.15);
      min-width: 180px;
      z-index: 999;
      border-radius: 4px;
      margin-top: 2px;
    }

    .dropdown a {
      display: block;
      padding: 10px 15px;
      color: var(--text-color);
      text-decoration: none;
      font-size: 0.95rem;
    }

    .dropdown a:hover {
      background-color: var(--light-bg);
      color: var(--primary-color);
    }

    .nav-item:hover .dropdown,
    .nav-item:focus-within .dropdown {
      display: block;
    }

    /* --- Hamburger Menu --- */
    .hamburger {
      display: none;
      flex-direction: column;
      cursor: pointer;
      gap: 5px;
    }

    .hamburger span {
      width: 26px;
      height: 3px;
      background-color: var(--text-color);
    }

    /* --- Sidebar (Mobile) --- */
    .sidebar {
      position: fixed;
      top: 0;
      left: -400px;
      width: 260px;
      height: 100%;
      background-color: var(--white);
      box-shadow: 2px 0 8px rgba(0,0,0,0.2);
      padding: 60px 20px;
      transition: left 0.3s ease;
      z-index: 1500;
    }

    .sidebar.active {
      left: 0;
    }

    .sidebar .nav-item {
      margin-bottom: 10px;
    }

    .sidebar .nav-link {
      display: block;
      font-size: 1rem;
      margin-bottom: 5px;
    }

    .sidebar .dropdown {
      position: static;
      box-shadow: none;
      display: none;
      margin-left: 10px;
    }

    .sidebar .nav-item.active .dropdown {
      display: block;
    }

    .overlay {
      display: none;
      position: fixed;
      top: 0;
      left: 0;
      height: 100%;
      width: 100%;
      background: rgba(0,0,0,0.5);
      z-index: 1400;
    }

    .overlay.active {
      display: block;
    }

    /* --- Responsive --- */
    @media (max-width: 992px) {
      .nav-menu {
        display: none;
      }

      .hamburger {
        display: flex;
      }
    }
    /* Header Section over */