/* 全局样式 */
body {
    margin: 0;
    font-family: 'Roboto', sans-serif;
    background: linear-gradient(135deg, #0A1F44, #1C2B48);
    color: #E0E0E0;
    line-height: 1.6;
}

h1, h2, h3 {
    font-family: 'Orbitron', sans-serif;
    color: #FF9800;
    margin-top: 20px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.card {
    background: linear-gradient(135deg, #1E2D4D, #2B3C5C);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease-in-out;
    text-align: center;
}

.card:hover {
    transform: scale(1.05);
}

.card h3 {
    margin: 0 0 10px;
    font-size: 18px;
}

.card p {
    font-size: 14px;
    color: #C0C0C0;
}

.card a {
    display: inline-block;
    margin-top: 10px;
    padding: 10px 20px;
    background: #FF9800;
    color: #0A1F44;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    transition: background 0.3s;
}

.card a:hover {
    background: #FFB347;
}

/* 示例数据展示区域 */
.example-section {
    background: linear-gradient(135deg, #1A2A4A, #2B3C5C);
    padding: 40px 20px;
    margin: 40px 0;
    border-radius: 10px;
}

.example-section h2 {
    color: #FF9800;
    text-align: center;
    margin-bottom: 20px;
}

.example-section article {
    color: #E0E0E0;
    line-height: 1.8;
    font-size: 16px;
}

.example-section pre {
    background: #0A1F44;
    color: #FF9800;
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
}

.example-section table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}

.example-section th, .example-section td {
    border: 1px solid #333;
    padding: 10px;
    text-align: left;
    color: #FF9800;
}

/* 装饰性图片 */
.decorative-image {
    width: 100%;
    height: auto;
    border-radius: 10px;
    margin-bottom: 20px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .container {
        grid-template-columns: 1fr;
    }

    .card {
        padding: 15px;
    }
}

@media (max-width: 480px) {
    h1, h2, h3 {
        font-size: 18px;
    }

    .card p {
        font-size: 12px;
    }
}