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

    html, body {
      height: 100%;
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
      scroll-behavior: smooth;
      overflow-x: hidden;
    }

    body {
      color: white;
    }

    video.bg-video {
      position: fixed;
      top: 0;
      left: 0;
      width: 100vw;
      height: 100vh;
      object-fit: cover;
      z-index: -1;
    }

    nav {
      position: fixed;
      top: 0;
      width: 100%;
      background: rgba(0, 0, 0, 0.6);
      padding: 1rem 2rem;
      display: flex;
      justify-content: center;
      z-index: 10;
    }

    nav ul {
      list-style: none;
      display: flex;
      gap: 2rem;
    }

    nav ul li a {
      color: white;
      text-decoration: none;
      font-size: 1.1rem;
      font-weight: bold;
      transition: color 0.3s;
    }

    nav ul li a:hover {
      color: #ffc107;
    }

    section {
      height: 100vh;
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      backdrop-filter: brightness(0.6);
      position: relative;
      padding: 2rem;
    }

    .intro h1 {
      font-size: 3rem;
      font-family: 'Jost';
      margin-bottom: 1rem;
      text-align: center;
      text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.7);
    }

    .intro p {
      max-width: 600px;
      text-align: center;
      font-size: 1.2rem;
    }

    .scroll-down {
      position: absolute;
      bottom: 30px;
      font-size: 1.2rem;
      color: white;
      text-decoration: none;
      display: flex;
      flex-direction: column;
      align-items: center;
      animation: bounce 2s infinite;
    }

    .scroll-down span {
      font-size: 2rem;
    }

    @keyframes bounce {
      0%, 100% { transform: translateY(0); }
      50% { transform: translateY(8px); }
    }

    .portfolio-grid {
      a{
        text-decoration: none;
      }
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 2rem;
      max-width: 1000px;
      width: 90%;
      animation: fadeIn 1s ease forwards;
    }

    .category-box {
      background: rgba(255, 255, 255, 0.85);
      color: black;
      border-radius: 10px;
      height: 150px;
      display: flex;
      align-items: center;
      justify-content: center;
      text-align: center;
      font-weight: bold;
      font-size: 1.2rem;
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
      cursor: pointer;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      opacity: 95;
      transform: translateY(30px);
      animation: floatUp 0.6s ease forwards;
    }
    .category-box:hover {
      color: dimgray;
      transform: scale(1.5);
      box-shadow: 0 15px 40px lightgrey;
    }
    .category-box.travel { background-image: url('./images_2025/travel.png'); }
    .category-box.family { background-image: url('./images_2025/family_tree.jpg'); }
    .category-box.flowers { background-image: url('./images_2025/garden.jpg'); }
    .category-box.books { background-image: url('./images_2025/new_book.jpg'); }
    .category-box.video { background-image: url('./images_2025/video.jpg'); }
    .category-box.about { background-image: url('./images_2025/about.jpg'); }

    @keyframes floatUp {
      to {
        opacity: 1;
        transform: translateY(0);
      }
    }

    @keyframes fadeIn {
      from { opacity: 0; }
      to { opacity: 1; }
    }

    @media (max-width: 768px) {
      .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      nav {
        padding: 0.5em 0em;
      }
    }

    @media (max-width: 480px) {
      .portfolio-grid {
        grid-template-columns: 1fr;
      }
    }