/* 全局样式与字体 */
body {
    margin: 0;
    padding: 0;
    font-family: 'Roboto', sans-serif;
    color: #333;
    background: linear-gradient(135deg, #1e3c72, #2a5298);
    line-height: 1.6;
}
h1, h2, h3 {
    font-family: 'Montserrat', sans-serif;
    font-weight: bold;
    color: #ffffff;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}
p, li {
    font-size: 1rem;
    color: #e0e0e0;
}
a {
    color: #3498db;
    text-decoration: none;
    transition: color 0.3s ease;
}
a:hover {
    color: #2ecc71;
}

/* 页面容器 */
.container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 20px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}
.header {
    grid-column: span 2;
    text-align: center;
    padding: 40px 0;
    background: linear-gradient(135deg, #1abc9c, #48b1bf);
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}
.header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
}
.header p {
    font-size: 1.2rem;
    color: #ecf0f1;
}

/* 磨砂玻璃效果 */
.glass-effect {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    padding: 20px;
    color: #ffffff;
}
.glass-effect h2 {
    margin-top: 0;
    color: #3498db;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .container {
        grid-template-columns: 1fr;
    }
    .header {
        grid-column: span 1;
    }
    h1 {
        font-size: 2rem;
    }
    p {
        font-size: 0.9rem;
    }
}

/* 动画与交互 */
.loading-animation {
    width: 50px;
    height: 50px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #3498db;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 20px auto;
}
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}
.button {
    display: inline-block;
    padding: 10px 20px;
    background: linear-gradient(135deg, #3498db, #2ecc71);
    color: #fff;
    border-radius: 5px;
    transition: transform 0.3s ease, background 0.3s ease;
}
.button:hover {
    transform: scale(1.1);
    background: linear-gradient(135deg, #2ecc71, #3498db);
}

/* 示例数据展示 */
.data-section {
    background: rgba(255, 255, 255, 0.05);
    padding: 20px;
    border-radius: 10px;
    color: #ffffff;
}
.data-section h2 {
    color: #e74c3c;
}
.data-section ul {
    list-style: none;
    padding: 0;
}
.data-section li {
    margin-bottom: 10px;
    background: rgba(255, 255, 255, 0.05);
    padding: 10px;
    border-radius: 5px;
}

/* 文章排版 */
.article {
    background: rgba(255, 255, 255, 0.05);
    padding: 20px;
    border-radius: 10px;
    color: #ffffff;
}
.article h2, .article h3 {
    color: #f1c40f;
}
.article pre {
    background: rgba(0, 0, 0, 0.2);
    padding: 10px;
    border-radius: 5px;
    overflow-x: auto;
}
.article code {
    color: #3498db;
}