body { font-family: 'Roboto', sans-serif; margin: 0; padding: 0; background: #f0f4f8; }
    header {
      background: #004d40; color: white; padding: 1rem 2rem; padding-left: 15px;
      text-align: center; display: flex; justify-content: space-between; align-items: center;
      height: 30px; min-height: 40px; position: relative;
    }
    .search-bar { margin: 2rem auto; text-align: center; }
    .search-bar input {
      padding: 0.5rem; width: 80%; max-width: 500px; border: 1px solid #ccc;
      border-radius: 10px; font-size: 1rem;
    }
    .projects {
      display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 1.5rem; padding: 2rem;
    }
    .project {
      background: white; border-radius: 20px; box-shadow: 0 4px 8px rgba(0,0,0,0.1);
      overflow: hidden; display: flex; flex-direction: column;
    }
    .project img { width: 100%; height: 200px; object-fit: cover; }
    .project-content { padding: 1rem; flex: 1; }
    .project h3 { margin-top: 0; }
    .donate-button {
      display: block; background: #00796b; color: white; padding: 0.75rem;
      text-align: center; border: none; border-radius: 10px; text-decoration: none; margin: 1rem;
    }
    .menu-icon {
      display: flex; flex-direction: column; justify-content: center; align-items: center;
      gap: 5px; cursor: pointer; height: 24px; z-index: 20;
    }
    .logo-container { display: flex; align-items: center; gap: 5px; }
    .logo-img { height: 60px; width: auto; }
    .menu-icon div { width: 25px; height: 3px; background-color: white; border-radius: 2px; }
    .dropdown-menu {
      display: none; position: absolute; top: 60px; right: 20px; background-color: white;
      border-radius: 10px; box-shadow: 0 4px 8px rgba(0,0,0,0.2);
      overflow: hidden; z-index: 10; width: 170px;
    }
    .dropdown-menu a {
      display: block; padding: 12px; color: #004d40; text-decoration: none; font-weight: 500;
      transition: background 0.2s;
    }
    .dropdown-menu a:hover { background-color: #e0f2f1; }
    .dropdown-menu.show { display: block; }