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

    body {
      font-family: 'MS Sans Serif', Arial, sans-serif;
      background: #008080;
      color: #000;
      min-height: 100vh;
      display: flex;
      flex-direction: column;
      font-size:18px;
    }

    .window {
      max-width: 1200px;
      width: 95%;
      margin: 20px auto;
      background: #c0c0c0;
      border: 2px solid;
      border-color: #fff #000 #000 #fff;
      box-shadow: 2px 2px 0 #000;
      flex: 1;
      display: flex;
      flex-direction: column;
    }

    .title-bar {
      background: linear-gradient(90deg, #000080, #1084d0);
      padding: 4px 6px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      color: #fff;
      font-weight: bold;
    }

    .title-bar-text {
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .title-bar-controls button {
      width: 18px;
      height: 18px;
      background: #c0c0c0;
      border: 2px solid;
      border-color: #fff #000 #000 #fff;
      font-size: 12px;
      font-weight: bold;
      cursor: pointer;
      margin-left: 4px;
    }

    header {
      background: #c0c0c0;
      padding: 20px;
      border-bottom: 2px solid #808080;
      display: flex;
      align-items: center;
      gap: 20px;
      flex-wrap: wrap;
    }

    .logo {
      width: 80px;
      height: 80px;
      background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
      border-radius: 50%;
      border: 3px solid #000;
    }

    .profile-pic {
      width: 150px;
      height: 150px;
      border: 3px solid;
      border-color: #fff #000 #000 #fff;
      border-radius: 4px;
      object-fit: cover;
    }

    .header-text {
      flex: 1;
      min-width: 200px;
    }

    .header-text h1 {
      font-size: 24px;
      margin-bottom: 8px;
    }

    nav {
      background: #c0c0c0;
      padding: 8px;
      border-bottom: 2px solid #808080;
      display: flex;
      gap: 4px;
      flex-wrap: wrap;
    }

    .nav-btn {
      padding: 6px 16px;
      background: #c0c0c0;
      border: 2px solid;
      border-color: #fff #000 #000 #fff;
      cursor: pointer;
      font-family: 'MS Sans Serif', Arial, sans-serif;
      font-size: 14px;
      font-weight: bold;
    }

    .nav-btn:hover {
      background: #d4d4d4;
    }

    .nav-btn.active {
      border-color: #000 #fff #fff #000;
      background: #808080;
    }

    main {
      flex: 1;
      padding: 20px;
      background: #fff;
      overflow-x: hidden;
    }

    .page {
      display: none;
    }

    .page.active {
      display: block;
    }

    h2 {
      font-size: 20px;
      margin-bottom: 16px;
      padding-bottom: 8px;
      border-bottom: 2px solid #000080;
    }

    /* Carousel Styles */
    .carousel-container {
      margin: 20px 0;
      overflow: hidden;
    }

    .carousel {
      display: flex;
      gap: 16px;
      transition: transform 0.3s ease;
    }

    .carousel-item {
      flex: 0 0 calc(33.333% - 11px);
      min-width: calc(33.333% - 11px);
      background: #c0c0c0;
      border: 2px solid;
      border-color: #fff #000 #000 #fff;
      padding: 16px;
    }

    .carousel-item h3 {
      margin-bottom: 8px;
      font-size: 16px;
    }

    .carousel-item p {
      margin-bottom: 12px;
      font-size: 14px;
    }

    .carousel-item a {
      display: inline-block;
      padding: 4px 12px;
      background: #c0c0c0;
      border: 2px solid;
      border-color: #fff #000 #000 #fff;
      color: #000;
      text-decoration: none;
      font-size: 12px;
    }

    .carousel-controls {
      display: flex;
      justify-content: center;
      gap: 12px;
      margin-top: 16px;
    }

    .carousel-controls button {
      padding: 6px 16px;
      background: #c0c0c0;
      border: 2px solid;
      border-color: #fff #000 #000 #fff;
      cursor: pointer;
      font-weight: bold;
    }

    .carousel-controls button:disabled {
      opacity: 0.5;
      cursor: not-allowed;
    }

    /* Projects Grid */
    .projects-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
      gap: 20px;
      margin-top: 20px;
    }

    .skills-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
      gap: 20px;
      margin-top: 20px;
    }

    .skill-card {
      background: #c0c0c0;
      border: 2px solid;
      border-color: #fff #000 #000 #fff;
      padding: 16px;
    }

    .skill-card h3 {
      margin-bottom: 8px;
      font-size: 16px;
    }

    .skill-card p {
      font-size: 14px;
      line-height: 1.4;
    }

    .project-card {
      background: #c0c0c0;
      border: 2px solid;
      border-color: #fff #000 #000 #fff;
      padding: 16px;
    }

    .project-card h3 {
      margin-bottom: 8px;
      font-size: 16px;
    }

    .project-card p {
      margin-bottom: 12px;
      font-size: 14px;
      line-height: 1.4;
    }

    .project-card a {
      display: inline-block;
      padding: 4px 12px;
      background: #c0c0c0;
      border: 2px solid;
      border-color: #fff #000 #000 #fff;
      color: #000;
      text-decoration: none;
      font-size: 12px;
    }

    /* Contact Form */
    .contact-form {
      max-width: 600px;
    }

    .form-group {
      margin-bottom: 16px;
    }

    .form-group label {
      display: block;
      margin-bottom: 4px;
      font-weight: bold;
    }

    .form-group input,
    .form-group textarea {
      width: 100%;
      padding: 6px;
      border: 2px solid;
      border-color: #808080 #fff #fff #808080;
      font-family: 'MS Sans Serif', Arial, sans-serif;
    }

    .submit-btn {
      padding: 8px 24px;
      background: #c0c0c0;
      border: 2px solid;
      border-color: #fff #000 #000 #fff;
      cursor: pointer;
      font-weight: bold;
      font-size: 14px;
    }

    /* Footer */
    footer {
      background: #c0c0c0;
      padding: 20px;
      border-top: 2px solid #808080;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
    }

    .footer-bio {
      flex: 1;
      min-width: 200px;
    }

    .social-links {
      display: flex;
      gap: 12px;
    }

    .social-circle {
      width: 40px;
      height: 40px;
      border-radius: 50%;
      background: #c0c0c0;
      border: 2px solid;
      border-color: #fff #000 #000 #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      text-decoration: none;
      color: #000;
      font-weight: bold;
      font-size: 12px;
    }

    .social-links {
      display: flex;
      gap: 12px;
    }

    .social-circle {
      width: 40px;
      height: 40px;
      border-radius: 50%;
      background: #c0c0c0;
      border: 2px solid;
      border-color: #fff #000 #000 #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      text-decoration: none;
      color: #000;
      font-weight: bold;
      font-size: 12px;
    }

    .contact-social {
      display: flex;
      gap: 40px;
      margin-top: 20px;
      flex-wrap: wrap;
      justify-content: center;
    }

    .social-circle-large {
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 12px;
      text-decoration: none;
      color: #000;
    }

    .social-circle-large div {
      width: 80px;
      height: 80px;
      border-radius: 50%;
      background: #c0c0c0;
      border: 3px solid;
      border-color: #fff #000 #000 #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: bold;
      font-size: 20px;
      transition: transform 0.2s;
    }

    .social-circle-large:hover div {
      transform: scale(1.1);
      background: #d4d4d4;
    }

    .social-circle-large span {
      font-weight: bold;
      font-size: 14px;
    }

    .datetime {
      background: #c0c0c0;
      border: 2px solid;
      border-color: #808080 #fff #fff #808080;
      padding: 4px 8px;
      font-size: 12px;
    }

    /* Responsive */
    @media (max-width: 900px) {
      .carousel-item {
        flex: 0 0 calc(50% - 8px);
        min-width: calc(50% - 8px);
      }
    }

    @media (max-width: 600px) {
      .carousel-item {
        flex: 0 0 100%;
        min-width: 100%;
      }

      header {
        flex-direction: column;
        text-align: center;
      }

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

      footer {
        flex-direction: column;
        text-align: center;
      }
    }