body {
    margin: 0;
    font-family: 'Roboto', sans-serif;
    background: linear-gradient(to bottom, #0A2463, #0074D9);
    color: #fff;
    line-height: 1.6;
}
header {
    background: linear-gradient(135deg, #0A2463, #8E24AA);
    padding: 20px 10px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
header h1 {
    font-size: 2.5rem;
    font-weight: bold;
    margin: 0;
    text-transform: uppercase;
    letter-spacing: 2px;
}
header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 200%;
    height: 100%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 10%, transparent 10.01%);
    animation: moveGradient 10s linear infinite;
    transform: rotate(45deg);
}
@keyframes moveGradient {
    0% { transform: translateX(-50%) translateY(-50%) rotate(45deg); }
    100% { transform: translateX(50%) translateY(50%) rotate(45deg); }
}
.container {
    max-width: 1200px;
    margin: 20px auto;
    padding: 0 15px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}
.module {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
    padding: 20px;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s ease;
}
.module.active {
    opacity: 1;
    transform: translateY(0);
}
.module img {
    width: 100%;
    border-radius: 10px;
    margin-bottom: 15px;
}
.module h2 {
    font-size: 1.5rem;
    margin: 0 0 10px;
    color: #03A9F4;
}
.module p {
    font-size: 1rem;
    color: #d4d4d4;
}
button {
    display: inline-block;
    background: linear-gradient(135deg, #03A9F4, #8E24AA);
    color: #fff;
    border: none;
    padding: 10px 20px;
    border-radius: 25px;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}
button:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 10px rgba(0, 0, 0, 0.3);
}
pre {
    background: #0A2463;
    color: #03A9F4;
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
}
table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}
table th, table td {
    border: 1px solid #03A9F4;
    padding: 10px;
    text-align: center;
}
table th {
    background: #03A9F4;
    color: #0A2463;
}
footer {
    text-align: center;
    padding: 20px;
    background: linear-gradient(135deg, #0A2463, #8E24AA);
    color: #fff;
    font-size: 0.9rem;
}
@media (max-width: 768px) {
    header h1 {
        font-size: 2rem;
    }
    .module h2 {
        font-size: 1.2rem;
    }
    .container {
        grid-template-columns: 1fr;
    }
}