/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    color: #fff;
    background: linear-gradient(135deg, #1e3c72, #2a5298);
    min-height: 100vh;
    overflow-x: hidden;
    padding: 20px;
}
h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat Bold', sans-serif;
    margin-bottom: 15px;
}
p {
    margin-bottom: 15px;
}
a {
    color: #ffcc00;
    text-decoration: none;
    transition: color 0.3s ease;
}
a:hover {
    color: #ff9900;
}
button {
    background: linear-gradient(to right, #6C5CE7, #38B6FF);
    color: white;
    border: none;
    padding: 10px 20px;
    cursor: pointer;
    border-radius: 5px;
    transition: transform 0.3s ease;
}
button:hover {
    transform: scale(1.05);
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
}
pre {
    background-color: rgba(0, 0, 0, 0.5);
    padding: 15px;
    border-radius: 8px;
    overflow-x: auto;
    margin-bottom: 20px;
}
code {
    color: #ffcc00;
    font-family: 'Courier New', Courier, monospace;
}
.container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    max-width: 1400px;
    margin: 0 auto;
}
.module {
    background-color: rgba(255, 255, 255, 0.1);
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    position: relative;
    overflow: hidden;
}
.module img {
    width: 100%;
    height: auto;
    border-radius: 8px;
}
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: transparent;
    z-index: 1000;
    transition: background 0.3s ease;
    padding: 10px 20px;
}
.navbar.scrolled {
    background: rgba(0, 0, 0, 0.8);
}
@media (max-width: 768px) {
    .container {
        grid-template-columns: 1fr;
    }
    .navbar {
        flex-direction: column;
    }
}
@media (min-width: 1024px) {
    body {
        padding: 40px;
    }
    .module {
        padding: 30px;
    }
}