/* 基础样式 */
body {
    font-family: 'Roboto', sans-serif;
    margin: 0;
    padding: 0;
    background: linear-gradient(135deg, #00008B, #8A2BE2);
    color: #fff;
    line-height: 1.6;
}
h1, h2, h3 {
    font-family: 'Exo 2.0', sans-serif;
    text-align: center;
    margin: 20px 0;
}
h1 {
    background: -webkit-linear-gradient(#EE7700, #FFD700);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}
.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}
.grid-item {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.grid-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 12px rgba(0, 0, 0, 0.2);
}
img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
}
pre {
    background: rgba(0, 0, 0, 0.7);
    color: #00ff00;
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
}
button {
    background: #4B0082;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    transition: background 0.3s ease;
}
button:hover {
    background: #FF69B4;
}
@media (max-width: 768px) {
    .grid-container {
        grid-template-columns: 1fr;
    }
    h1, h2, h3 {
        font-size: 1.5em;
    }
}
@media (min-width: 1024px) {
    .container {
        padding: 40px;
    }
}