/* 全局样式 */
body {
    font-family: 'Roboto', sans-serif;
    margin: 0;
    padding: 0;
    background: linear-gradient(to bottom right, #003366, #336699);
    color: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
}
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}
h1, h2, h3 {
    font-family: 'Roboto', sans-serif;
    font-weight: bold;
    color: #ffcc00;
    text-align: center;
    margin-bottom: 20px;
}
p {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 15px;
}
a {
    color: #ff9900;
    text-decoration: none;
    transition: color 0.3s ease-in-out;
}
a:hover {
    color: #ffcc00;
}
img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin-bottom: 10px;
}
.module {
    background-color: rgba(255, 255, 255, 0.1);
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
    text-align: center;
}
pre {
    background-color: rgba(0, 0, 0, 0.3);
    color: #ffffff;
    padding: 15px;
    border-radius: 8px;
    overflow-x: auto;
    font-family: 'Consolas', monospace;
    font-size: 0.9rem;
    margin-bottom: 20px;
}
code {
    color: #ffcc00;
}
button {
    background-color: #ff9900;
    color: #000000;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    transition: transform 0.3s ease-in-out;
}
button:hover {
    transform: scale(1.1);
}
.loader {
    animation: fadeIn 1s forwards;
}
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}
@media (max-width: 768px) {
    .container {
        grid-template-columns: 1fr;
    }
    h1, h2, h3 {
        font-size: 1.5rem;
    }
    p {
        font-size: 0.9rem;
    }
}