body {
    margin: 0;
    font-family: 'Roboto', sans-serif;
    background: linear-gradient(135deg, #003366, #330066);
    color: #ffffff;
    line-height: 1.6;
    letter-spacing: 0.5px;
    overflow-x: hidden;
}
header {
    text-align: center;
    padding: 40px 20px;
    background: radial-gradient(circle, rgba(0, 51, 102, 0.9), transparent);
    position: relative;
    animation: aurora-move 15s linear infinite;
}
@keyframes aurora-move {
    0% { background-position: 0% 50%; }
    100% { background-position: 100% 50%; }
}
header h1 {
    font-size: 3rem;
    margin: 0;
    color: #00ff99;
    text-shadow: 0 0 10px rgba(0, 255, 153, 0.8);
}
header p {
    font-size: 1.2rem;
    margin-top: 10px;
    color: #ccffcc;
}
.container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    padding: 20px;
}
.card {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 255, 153, 0.5);
}
.card img {
    max-width: 100%;
    height: auto;
    border-radius: 5px;
}
.button {
    display: inline-block;
    padding: 10px 20px;
    background: linear-gradient(45deg, #00ff99, #00ccff);
    color: #fff;
    border: none;
    border-radius: 25px;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}
.button:hover {
    background: linear-gradient(45deg, #00ccff, #00ff99);
    transform: scale(1.1);
}
article {
    background: rgba(0, 0, 0, 0.6);
    padding: 20px;
    border-radius: 10px;
    margin: 20px 0;
}
article h2, article h3, article h4 {
    color: #00ff99;
}
article table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}
article th, article td {
    border: 1px solid #ccc;
    padding: 10px;
    text-align: left;
}
article pre {
    background: #003366;
    padding: 10px;
    border-radius: 5px;
    overflow-x: auto;
}
footer {
    text-align: center;
    padding: 20px;
    background: rgba(0, 51, 102, 0.8);
    color: #ccffcc;
}
@media (max-width: 768px) {
    header h1 { font-size: 2rem; }
    .container { grid-template-columns: 1fr; }
    article pre { font-size: 0.9rem; }
}