/* 页面全局样式 */
body {
    font-family: 'Open Sans', sans-serif;
    background: linear-gradient(135deg, #EAEAEA, #98FB98);
    color: #0A2463;
    margin: 0;
    padding: 0;
    line-height: 1.6;
}
h1, h2, h3, h4, h5, h6 {
    font-family: 'Roboto', sans-serif;
    color: #FF7F50;
    margin-top: 20px;
}
h1 {
    font-size: 32px;
    text-align: center;
    padding: 20px 0;
    background: linear-gradient(to right, #0A2463, #FF7F50);
    color: #FFFFFF;
    margin: 0;
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}
.card {
    background: #FFFFFF;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    margin-bottom: 20px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    width: calc(33.333% - 20px);
    padding: 20px;
    position: relative;
}
.card:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}
.card img {
    width: 100%;
    height: auto;
    border-radius: 8px;
}
.card-title {
    font-size: 20px;
    font-weight: bold;
    margin-bottom: 10px;
    color: #0A2463;
}
.card-description {
    font-size: 14px;
    color: #555555;
    margin-bottom: 15px;
}
.card-cta {
    display: inline-block;
    background: #FF7F50;
    color: #FFFFFF;
    padding: 10px 20px;
    border-radius: 5px;
    text-decoration: none;
    transition: background 0.3s ease;
}
.card-cta:hover {
    background: #0A2463;
}
@media (max-width: 1024px) {
    .card {
        width: calc(50% - 20px);
    }
}
@media (max-width: 768px) {
    .card {
        width: 100%;
    }
}
.article-section {
    background: #FFFFFF;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 20px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}
pre {
    background: #EAEAEA;
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
    font-size: 14px;
    color: #0A2463;
}
table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}
table th, table td {
    border: 1px solid #DDDDDD;
    padding: 10px;
    text-align: left;
}
table th {
    background: #FF7F50;
    color: #FFFFFF;
}