body, html { margin: 0; padding: 0; font-family: 'Roboto', sans-serif; overflow-x: hidden; color: #333; background-color: #f9f9f9; line-height: 1.6; }
header { background: linear-gradient(135deg, #0074d9, #4fc3f7); color: white; text-align: center; padding: 2rem 1rem; }
header h1 { font-size: 2.5rem; margin: 0; }
header p { font-size: 1rem; margin-top: 0.5rem; }
.container { max-width: 1440px; margin: 0 auto; padding: 1rem; display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1.5rem; }
.card { background: white; border-radius: 8px; box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1); transition: transform 0.3s ease, box-shadow 0.3s ease; padding: 1.5rem; }
.card:hover { transform: translateY(-5px); box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15); }
.card img { width: 100%; height: auto; border-radius: 8px; margin-bottom: 1rem; }
.card h2 { font-size: 1.5rem; margin-bottom: 0.5rem; }
.card p { font-size: 1rem; }
.matrix-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(80px, 1fr)); gap: 10px; margin: 2rem 0; }
.matrix-item { width: 100%; height: 80px; background: linear-gradient(135deg, #0074d9, #ffffff); animation: pulse 2s infinite; border-radius: 4px; }
@keyframes pulse { 0% { transform: scale(1); } 50% { transform: scale(1.1); } 100% { transform: scale(1); } }
button { background-color: #0074d9; color: white; border: none; padding: 0.8rem 1.5rem; font-size: 1rem; border-radius: 4px; cursor: pointer; transition: all 0.3s ease; }
button:hover { background-color: #ff8c00; transform: scale(1.1); }
footer { background: #0074d9; color: white; text-align: center; padding: 1rem; margin-top: 2rem; }
@media (max-width: 768px) { header h1 { font-size: 2rem; } .container { grid-template-columns: 1fr; } .matrix-grid { grid-template-columns: repeat(auto-fill, minmax(60px, 1fr)); } }
@media (max-width: 480px) { header h1 { font-size: 1.5rem; } .card { padding: 1rem; } button { padding: 0.6rem 1rem; font-size: 0.9rem; } }