/* 基础样式与全局设置 */
body {
    margin: 0;
    font-family: 'Roboto', sans-serif;
    background: linear-gradient(135deg, #0A2463, #808080);
    color: #fff;
    line-height: 1.6;
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}
h1, h2, h3 {
    font-weight: 700;
    color: #1E90FF;
}
p {
    font-weight: 400;
    color: #D3D3D3;
}
a {
    color: #4682B4;
    text-decoration: none;
    transition: color 0.3s ease;
}
a:hover {
    color: #ADD8E6;
}
button {
    background-color: #1E90FF;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}
button:hover {
    background-color: #4682B4;
}
.frosted-glass {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}
pre {
    background: #1C1C1C;
    color: #00FF7F;
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
}
code {
    font-family: 'Courier New', monospace;
    font-size: 14px;
}
nav {
    display: flex;
    justify-content: space-around;
    align-items: center;
    background-color: #0A2463;
    padding: 10px 0;
}
nav a {
    color: white;
    font-weight: bold;
    text-decoration: none;
}
img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
}
@media (max-width: 768px) {
    .container {
        grid-template-columns: 1fr;
    }
    nav {
        flex-direction: column;
        gap: 10px;
    }
}
/* 动画效果 */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}
.fade-in {
    animation: fadeIn 1.5s ease-in-out;
}