* {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
      font-family: 'Segoe UI', sans-serif;
    }

    body {
      background: #fdfdfd;
      color: #222;
      line-height: 1.6;
      transition: background 0.3s, color 0.3s;
    }

    body.dark {
      background: #121212;
      color: #eee;
    }

    header {
      background: #222;
      padding: 1rem 0;
      position: sticky;
      top: 0;
      z-index: 1000;
    }

    .navbar {
      display: flex;
      justify-content: space-between;
      align-items: center;
      max-width: 1200px;
      margin: auto;
      padding: 0 2rem;
    }

    .logo {
      color: #fff;
      font-size: 1.5rem;
      font-weight: bold;
    }

    .nav-toggle {
      display: none;
      flex-direction: column;
      cursor: pointer;
    }

    .nav-toggle span {
      height: 3px;
      width: 25px;
      background: white;
      margin: 4px 0;
      transition: all 0.3s ease;
    }

    .nav-links {
      list-style: none;
      display: flex;
      gap: 1.5rem;
    }

    .nav-links a {
      color: #fff;
      text-decoration: none;
      transition: color 0.3s ease;
    }

    .nav-links a:hover {
      color: #ff6600;
    }

    .dark-toggle {
      background: none;
      border: 2px solid white;
      color: white;
      padding: 0.5rem 1rem;
      border-radius: 5px;
      cursor: pointer;
      transition: all 0.3s;
    }

    .dark-toggle:hover {
      background: white;
      color: black;
    }

    .hero-section {
      background: linear-gradient(to right, #6a11cb, #2575fc);
      color: #fff;
      text-align: center;
      padding: 6rem 2rem;
    }

    .hero-content h1 {
      font-size: 2.5rem;
    }

    .hero-content span {
      color: #ffcc00;
    }

    .btn {
      display: inline-block;
      margin: 1rem 0.5rem;
      padding: 0.7rem 1.5rem;
      background: #fff;
      color: #333;
      border: none;
      cursor: pointer;
      font-weight: bold;
      text-decoration: none;
      border-radius: 5px;
      transition: background 0.3s;
    }

    .btn:hover {
      background: #ffcc00;
    }

    .btn-secondary {
      background: transparent;
      color: #fff;
      border: 2px solid #fff;
    }

    section {
      padding: 4rem 2rem;
      max-width: 1200px;
      margin: auto;
    }

    h2 {
      font-size: 2rem;
      margin-bottom: 1.5rem;
      color: inherit;
    }

    .about-section img {
      max-width: 200px;
      margin-top: 1rem;
      border-radius: 50%;
    }

    .skills-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
      gap: 1rem;
      margin-top: 1rem;
    }

    .skills-grid div {
      background: #e0e0e0;
      padding: 1rem;
      text-align: center;
      border-radius: 8px;
      transition: background 0.3s;
    }

    body.dark .skills-grid div {
      background: #333;
    }

    .portfolio-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 1.5rem;
      margin-top: 2rem;
    }

    .project-card {
      background: #f4f4f4;
      padding: 1rem;
      border-radius: 8px;
      text-align: center;
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    }

    body.dark .project-card {
      background: #2a2a2a;
    }

    .project-card img {
      max-width: 100%;
      border-radius: 5px;
    }

    blockquote {
      background: #eee;
      padding: 1rem;
      border-left: 5px solid #ff6600;
      margin-top: 1rem;
      font-style: italic;
    }

    body.dark blockquote {
      background: #2a2a2a;
    }

    cite {
      display: block;
      margin-top: 0.5rem;
      font-weight: bold;
      color: #555;
    }

    form {
      display: flex;
      flex-direction: column;
      gap: 1rem;
      margin-top: 1rem;
    }

    input, textarea {
      padding: 0.8rem;
      border: 1px solid #ccc;
      border-radius: 4px;
      font-size: 1rem;
    }

    button[type="submit"] {
      padding: 0.8rem;
      background: #2575fc;
      color: #fff;
      border: none;
      border-radius: 4px;
      cursor: pointer;
      font-size: 1rem;
    }

    button[type="submit"]:hover {
      background: #1a5adf;
    }

    footer {
      background: #222;
      color: #fff;
      text-align: center;
      padding: 2rem 0;
      margin-top: 2rem;
    }

    @media (max-width: 768px) {
      .nav-links {
        flex-direction: column;
        background: #222;
        position: absolute;
        top: 60px;
        left: 0;
        width: 100%;
        display: none;
      }

      .nav-links.show {
        display: flex;
      }

      .nav-toggle {
        display: flex;
      }
    }