.header-image {
    width: 220px;
    height: auto;
    position: absolute;
    margin-bottom: 20px;
    top: 25px;
    left: 30px;
    border-radius: 12px;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease-in-out;
  }

  .header-line {
    width: 100%;
    height: 5px;
    background: linear-gradient(to right, #0b60bb, #043e7c);
    border: none;
    border-radius: 5px;
    margin: 6px 0 5px 0;
  }
  
  .header-image:hover {
    transform: scale(1.05);
  }
  
  h1 {
    margin-top: 0;
    margin-left: 30px;
    margin-bottom: 10px;
    font-size: 2.75em;
    color: #043e7c;
    font-weight: 600;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.05);
  }
  
  .grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    padding: 20px 40px;
    margin-top: 40px;
  }
  
  .folder-card {
    background: #fff;
    border-radius: 14px;
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.1);
    padding: 24px;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
  }
  
  .folder-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
  }
  
  .folder-card h2 {
    color: #082032;
    margin-bottom: 8px;
    font-size: 1.35em;
    font-family: 'Inter', sans-serif;
  }
  
  .folder-card .count {
    font-weight: bold;
    font-size: 0.72em;
    color: #aa1e1e;
    margin-bottom: 10px;
    letter-spacing: 0.5px;
  }
  
  .folder-card p {
    color: #4a4a4a;
    font-size: 0.95em;
    line-height: 1.45;
    font-family: 'Inter', sans-serif;
  }
  
  .explore-button {
    background: linear-gradient(to right, #001eff, #00087e);
    color: #fff;
    border: none;
    padding: 10px 24px;
    margin-top: 20px;
    border-radius: 30px;
    font-size: 1em;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    transition: background 0.3s ease, transform 0.2s ease;
  }
  
  .explore-button:hover {
    background-color: #b33327;
    transform: scale(1.05);
  }
  
  .footer {
    background: #002d5c; /* Match with the header color */
    color: white;
    text-align: left; /* Align text to the left */
    padding: 10px 10px; /* Padding for spacing */
    position: relative; /* Positioning relative for bottom alignment */
    bottom: 0;
    width: 99%; /* Full width */
    margin-top: 20px; /* Space above the footer */
}

.footer p {
    margin: 5px 0; /* Spacing between paragraphs */
}

.footer p:last-child {
    text-align: right; /* Align the 'by' text to the right */
}

/* Tambahan animasi transisi halaman */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in-up {
  animation: fadeInUp 0.8s ease-out;
}

/* Jika ingin efek bertahap untuk tiap folder-card */
.folder-card {
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 0.8s ease-out forwards;
}

.folder-card:nth-child(1) { animation-delay: 0.1s; }
.folder-card:nth-child(2) { animation-delay: 0.2s; }
.folder-card:nth-child(3) { animation-delay: 0.3s; }
.folder-card:nth-child(4) { animation-delay: 0.4s; }
.folder-card:nth-child(5) { animation-delay: 0.5s; }
.folder-card:nth-child(6) { animation-delay: 0.6s; }
.folder-card:nth-child(7) { animation-delay: 0.7s; }
.folder-card:nth-child(8) { animation-delay: 0.8s; }
.folder-card:nth-child(9) { animation-delay: 0.9s; }