/* CSS 样式 */
body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    letter-spacing: 0.5px;
    background: linear-gradient(135deg, #1e3c72, #2a5298);
    color: #fff;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}
header {
    text-align: center;
    padding: 40px 20px;
    background: rgba(0, 0, 0, 0.3);
    box-shadow: 0px 4px 10px rgba(0, 0, 0, 0.2);
}
header h1 {
    font-size: 2.5rem;
    color: #ffeb3b;
    text-shadow: 2px 2px 5px rgba(0, 0, 0, 0.5);
}
.container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    padding: 20px;
    gap: 20px;
}
.glass-card {
    background: linear-gradient(180deg, rgba(0, 123, 255, 0.2), rgba(0, 74, 171, 0.2));
    border-radius: 16px;
    box-shadow: 0px 4px 10px rgba(0, 0, 0, 0.1);
    padding: 20px;
    backdrop-filter: blur(10px);
    width: 90%;
    max-width: 400px;
    transition: transform 0.3s ease;
}
.glass-card:hover {
    transform: scale(1.05);
}
.module {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px;
    margin: 10px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    box-shadow: 0px 4px 10px rgba(0, 0, 0, 0.1);
}
img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    margin-bottom: 10px;
}
button {
    background: linear-gradient(90deg, #ff9800, #ff5722);
    border: none;
    color: white;
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
}
button:hover {
    transform: scale(1.05);
}
pre {
    background: rgba(0, 0, 0, 0.5);
    padding: 15px;
    border-radius: 8px;
    color: #fff;
    overflow-x: auto;
}
table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}
th, td {
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 10px;
    text-align: left;
}
th {
    background: rgba(0, 0, 0, 0.3);
}
@media (max-width: 768px) {
    header h1 {
        font-size: 2rem;
    }
    .glass-card {
        width: 100%;
    }
}