body {
    margin: 0;
    font-family: 'Montserrat', sans-serif;
    background: linear-gradient(135deg, #121212, #1e1e1e);
    color: white;
    line-height: 1.6;
    padding: 20px;
}
header {
    text-align: center;
    margin-bottom: 40px;
    position: relative;
    overflow: hidden;
}
header h1 {
    font-size: 2.5rem;
    font-weight: bold;
    background: linear-gradient(90deg, #00ff8f, #40e0d0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: 2px;
}
header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 200%;
    height: 100%;
    background: radial-gradient(circle, rgba(0, 255, 143, 0.3) 10%, transparent 70%);
    transform: rotate(45deg);
    animation: moveGradient 10s infinite linear;
}
@keyframes moveGradient {
    0% { transform: rotate(45deg) translateX(-50%) translateY(-50%); }
    100% { transform: rotate(45deg) translateX(50%) translateY(50%); }
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}
.card {
    background: #1e1e1e;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.5);
    padding: 20px;
    transition: transform 0.3s ease;
}
.card:hover {
    transform: translateY(-5px);
}
.card img {
    width: 100%;
    border-radius: 10px;
    margin-bottom: 15px;
}
h2, h3 {
    color: #00ff8f;
    margin-top: 20px;
    font-weight: bold;
}
p {
    color: #ccc;
    margin-bottom: 15px;
}
a {
    color: #00ff8f;
    text-decoration: none;
    transition: color 0.3s ease;
}
a:hover {
    color: #40e0d0;
}
pre {
    background: #2e2e2e;
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
}
code {
    color: #00ff8f;
    font-family: 'Courier New', Courier, monospace;
}
button {
    background: #00ff8f;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s ease;
}
button:hover {
    background: #40e0d0;
    transform: scale(1.1);
}
@media (max-width: 768px) {
    header h1 {
        font-size: 2rem;
    }
    .container {
        grid-template-columns: 1fr;
    }
}