body {
    font-family: 'Roboto', 'Inter', sans-serif;
    margin: 0;
    padding: 0;
    background: linear-gradient(to bottom, #1A237E, #4A148C);
    color: #fff;
    line-height: 1.6;
}
header {
    text-align: center;
    padding: 50px 20px;
    background: linear-gradient(to right, #283593, #6A1B9A);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}
header h1 {
    font-size: 2.5rem;
    margin: 0;
    color: #FFAB40;
    text-shadow: 2px 2px 5px rgba(0, 0, 0, 0.5);
}
main {
    max-width: 1200px;
    margin: 20px auto;
    padding: 0 20px;
}
.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    padding: 20px;
}
.grid-item {
    background: linear-gradient(to bottom, #4A148C, #6A1B9A);
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 6px 10px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.grid-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.4);
}
.feature-box {
    background: linear-gradient(to bottom, #2196F3, #0D47A1);
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 20px;
    position: relative;
    overflow: hidden;
}
.feature-box::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1), transparent);
    transform: rotate(45deg);
    animation: moveGradient 5s infinite alternate;
}
@keyframes moveGradient {
    from { transform: rotate(45deg) translateX(-10%); }
    to { transform: rotate(45deg) translateX(10%); }
}
img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    margin-bottom: 20px;
}
pre {
    background: #1E1E1E;
    color: #FFCC00;
    padding: 15px;
    border-radius: 8px;
    overflow-x: auto;
    font-size: 0.9rem;
}
code {
    color: #FF9800;
    font-weight: bold;
}
button {
    background-color: #FF9800;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}
button:hover {
    background-color: #E65100;
}
@media (max-width: 768px) {
    header h1 {
        font-size: 2rem;
    }
    .grid-container {
        grid-template-columns: 1fr;
    }
}