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

    body {
      font-family: 'Segoe UI', sans-serif;
      background-color: #f4f9fb;
      color: #002b40;
      line-height: 1.6;
      width: 100%;
      overflow-x: hidden;
    }

    @keyframes popInTop {
      0% { transform: translateX(-50%) translateY(-80px) scale(0.3); opacity: 0.5; }
      60% { transform: translateX(-50%) translateY(10px) scale(1.05); opacity: 1; }
      80% { transform: translateX(-50%) translateY(-5px) scale(0.95); }
      100% { transform: translateX(-50%) translateY(0) scale(1); }
    }

    @keyframes fadeOutTop {
      to { opacity: 0; transform: translateX(-50%) translateY(-80px) scale(0.6); }
    }

    header {
      background: #fff;
      padding: 20px 40px;
      box-shadow: 0 2px 8px rgba(0,0,0,0.1);
      position: sticky;
      top: 0;
      z-index: 1000;
      width: 100%;
    }

    .header-content {
      display: flex;
      align-items: center;
      justify-content: space-between;
      position: relative;
    }

    .logo img {
      height: 90px;
      width: 300px;
      display: block;
    }

    .navbar ul {
      display: flex;
      list-style: none;
      gap: 30px;
      position: relative;
    }

    .navbar a {
      text-decoration: none;
      color: #004A99;
      font-weight: 600;
      padding: 10px 15px;
      border-radius: 6px;
      transition: all 0.3s ease;
    }

    .navbar a:hover,
    .navbar a:focus {
      color: #ffffff;
      background-color: #009639;
      box-shadow: 0 4px 10px rgba(0, 153, 204, 0.2);
      outline: none;
    }

    .dropdown {
      position: relative;
    }

    .dropdown-menu {
      display: none;
      position: absolute;
      background: white;
      box-shadow: 0 4px 8px rgba(0,0,0,0.1);
      padding: 10px;
      top: 40px;
      left: 0;
      min-width: 150px;
      border-radius: 8px;
      z-index: 999;
    }

    .dropdown.active .dropdown-menu {
      display: block;
    }

    .dropdown-menu a {
      display: block;
      padding: 8px 16px;
      color: #004A99;
      text-decoration: none;
      white-space: nowrap;
    }

    .dropdown-menu a:hover {
      background-color: #009639;
      color: #ffffff;
    }

    .dropdown:hover .dropdown-menu {
      display: block;
    }

    .dropdown > a::after {
      content: " ▼";
      font-size: 0.6em;
      color: #004A99;
    }

    .menu-toggle {
      display: none;
      font-size: 1.5rem;
      background: none;
      border: none;
      color: #002b40;
      cursor: pointer;
      padding: 14px;
      border-radius: 10px;
      transition: all 0.3s ease;
      position: absolute;
      top: 50%;
      right: 20px;
      transform: translateY(-50%);
    }

    .menu-toggle:hover,
    .menu-toggle.active {
      background-color: #009639;
      color: #ffffff;
      box-shadow: 0 4px 10px rgba(0, 150, 57, 0.3);
    }

    .page-header {
      max-width: 900px;
      margin: 40px auto;
      padding: 0 20px;
      width: 100%;
    }

    .page-header h1 {
      text-align: center;
      color: #004A99;
      font-weight: bold;
      margin-bottom: 30px;
      font-size: 2.5em;
    }

    .intro-text {
      width: 70%;
      margin: 0 auto 60px;
      padding: 0 20px;
      text-align: justify;
      line-height: 1.8;
      font-size: 18px;
      color: #333;
      opacity: 0;
      transform: translateY(20px);
      animation: fadeSlideUp 1.3s ease forwards;
    }

    .services-container {
      display: flex;
      flex-wrap: wrap;
      justify-content: space-around;
      gap: 30px;
      padding: 0 20px 60px;
    }

    .service-box {
      flex: 0 1 calc(40% - 50px);
      box-sizing: border-box;
      min-height: auto;
      background: white;
      border-radius: 12px;
      box-shadow: 0 6px 18px rgba(0,0,0,0.07);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      display: flex;
      flex-direction: column;
      align-items: center;
      text-align: center;
      padding: 20px;
      opacity: 0;
    }

    .service-box:nth-child(1) {
      animation: slideInFromLeft 0.8s ease forwards;
      animation-delay: 0s;
      animation-play-state: paused;
    }

    .service-box:nth-child(2) {
      animation: slideInFromRight 0.8s ease forwards;
      animation-delay: 0.2s;
      animation-play-state: paused;
    }

    .service-box:nth-child(3) {
      animation: slideInFromLeft 0.8s ease forwards;
      animation-delay: 0.4s;
      animation-play-state: paused;
    }

    .service-box:nth-child(4) {
      animation: slideInFromRight 0.8s ease forwards;
      animation-delay: 0.6s;
      animation-play-state: paused;
    }

    .service-box:hover {
      transform: translateY(-5px) scale(1.05);
      box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
    }

    .service-title {
      font-size: 32px;
      color: #004466;
      margin-bottom: 20px;
      font-weight: 700;
      letter-spacing: 0.05em;
      text-transform: uppercase;
    }

    .slider-image {
      width: 90%;
      height: 300px;
      object-fit: cover;
      border-radius: 10px;
      user-select: none;
      pointer-events: none;
      transition: transform 0.3s ease, filter 0.3s ease;
    }

    .slider-image.fade {
      animation: fadeIn 0.5s ease;
    }

    .service-box:hover .slider-image {
      transform: scale(1.05);
      filter: brightness(1.1);
    }

    .service-description {
      font-size: 16px;
      margin-top: 20px;
      color: #444;
      max-width: 90%;
      text-align: justify;
      line-height: 2;
      flex-grow: 1;
      font-size: 18px;
    }

    .footer-content {
      background: #ffffff;
      color: #004A99;
      text-align: center;
      padding: 20px;
      width: 100%;
    }

    .footer-content h1 {
      font-size: 1.8em;
      margin-bottom: 15px;
    }

    .footer-content p {
      font-size: 1em;
      margin-bottom: 20px;
    }

    .footer-content a {
      color: #0099cc;
      text-decoration: none;
      margin: 0 10px;
    }

    .footer-content a:hover {
      text-decoration: underline;
    }

    footer.footer {
      text-align: center;
      padding: 8px 0;
      color: #ffffff;
      background-color: #002b40;
      font-size: 14px;
      border-top: 1px solid #ddd;
      width: 100%;
    }

    @media (max-width: 1024px) {
      .service-box {
        flex: 0 1 calc(45% - 30px);
      }
    }

    @media (max-width: 600px) {
      .menu-toggle {
        display: block;
      }

      .navbar ul {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        width: 250px;
        height: 100vh;
        background: #ffffff;
        box-shadow: 2px 0 8px rgba(0, 0, 0, 0.2);
        flex-direction: column;
        align-items: flex-start;
        justify-content: flex-start;
        gap: 10px;
        padding: 20px 0;
        opacity: 0;
        transform: translateX(-100%);
        transition: opacity 0.3s ease, transform 0.3s ease;
      }

      .navbar ul.active {
        display: flex;
        opacity: 1;
        transform: translateX(0);
      }

      .navbar ul li {
        width: 100%;
        text-align: left;
        padding-left: 20px;
      }

      .navbar ul li a {
        font-size: 1.1rem;
        padding: 12px 20px;
        display: block;
        color: #004466;
        font-weight: 700;
      }

      .navbar ul li a:hover {
        background-color: #009639;
        color: #ffffff;
      }

      .dropdown .dropdown-menu {
        display: none;
        position: static;
        background: #f4f9fb;
        box-shadow: none;
        padding: 14px 0;
        max-width: 100%;
        border-radius: 0;
      }

      .dropdown.active .dropdown-menu {
        display: block;
      }

      .dropdown:hover .dropdown-menu {
        display: none;
      }

      .dropdown > a {
        position: relative;
      }

      .dropdown > a::after {
        content: "▶";
        position: absolute;
        right: 20px;
        font-size: 0.8rem;
        color: black;
      }

      .dropdown.active > a::after {
        content: "▼";
      }

      .dropdown-menu a {
        padding-left: 40px;
        font-size: 1rem;
        color: #004466;
        font-weight: 700;
      }

      .dropdown-menu a:hover {
        background-color: #009639;
        color: #ffffff;
      }

      .logo img {
        height: 50px;
        width: 180px;
      }

      .header-content {
        flex-wrap: wrap;
        justify-content: flex-start;
        padding-left: 15px;
      }

      header {
        padding: 10px 20px;
      }

      .services-container {
        flex-direction: column;
        gap: 20px;
      }

      .service-box {
        flex: 0 1 100%;
        width: 90%;
        margin: 0 auto;
      }

      .slider-image {
        height: 250px;
      }

      .service-title {
        font-size: 24px;
      }

      .service-description {
        font-size: 14px;
      }

      .intro-text {
        width: 90%;
        font-size: 16px;
      }

      .page-header h1 {
        font-size: 2em;
      }

      .footer-content h1 {
        font-size: 1.5em;
      }
    }

    @keyframes fadeInBody { to { opacity: 1; } }
    @keyframes slideDownFadeIn { to { opacity: 1; transform: translateY(0); } }
    @keyframes fadeSlideUp { to { opacity: 1; transform: translateY(0); } }
    @keyframes fadeIn {
      from { opacity: 0; }
      to { opacity: 1; }
    }
    @keyframes slideInFromLeft {
      from { opacity: 0; transform: translateX(-100px); }
      to { opacity: 1; transform: translateX(0); }
    }
    @keyframes slideInFromRight {
      from { opacity: 0; transform: translateX(100px); }
      to { opacity: 1; transform: translateX(0); }
    }