body, html {
      margin: 0;
      padding: 0;
      height: 100%;
      font-family: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
      color: #fff;
    }
    #bg-video {
      position: fixed;
      top: 0;
      left: 0;
      width: 100vw;
      height: 100vh;
      object-fit: cover;
      z-index: -1;
    }
    #overlay {
      position: fixed;
      top: 0;
      left: 0;
      width: 100vw;
      height: 100vh;
      background: rgba(0, 0, 0, 0.5);
      z-index: 0;
    }
    .content {
      position: relative;
      z-index: 1;
      min-height: 100vh;
      padding: 60px 20px 20px 20px;
      display: flex;
      flex-direction: column;
      align-items: center;
      text-align: center;
    }
    h1, h2 {
      font-weight: 800;
      margin-bottom: 20px;
    }
    .project-category {
      background: rgba(0,0,0,0.6);
      border-radius: 16px;
      padding: 30px 20px;
      max-width: 900px;
      width: 100%;
      box-shadow: 0 4px 24px rgba(0,0,0,0.2);
      margin-bottom: 40px;
    }
    .project-card {
      background: rgba(255,255,255,0.07);
      border-radius: 12px;
      padding: 20px;
      margin-bottom: 20px;
      text-align: left;
      box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    }
    .project-meta {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      flex-wrap: wrap;
      margin-bottom: 0.75rem;
    }
    .project-meta h3 {
      margin: 0;
      font-weight: 800;
      font-size: 1.15rem;
      letter-spacing: 0.02em;
    }
    .project-links {
      display: flex;
      gap: 12px;
      flex-wrap: wrap;
    }
    .project-links a {
      color: #8ae8ff;
      text-decoration: none;
      font-weight: 700;
      border-bottom: 1px solid transparent;
    }
    .project-links a:hover {
      border-color: #8ae8ff;
    }
    .project-card p {
      margin: 0.4rem 0;
      color: rgba(255, 255, 255, 0.88);
      line-height: 1.65;
    }
    .project-tech {
      margin-top: 0.6rem;
      color: rgba(255, 255, 255, 0.78);
      font-size: 0.95rem;
    }
    .back-link {
      color: #ccc;
      text-decoration: underline;
      margin-top: 40px;
      font-size: 1rem;
    }