/* 基础样式 */
body {
    font-family: 'Open Sans', sans-serif;
    line-height: 1.6;
    color: #e0e0e0;
    background: linear-gradient(135deg, #000046, #1cb5e0);
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Roboto', sans-serif;
    font-weight: bold;
    color: #ffffff;
    margin-top: 0;
}

a {
    color: #ff6f61;
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: #ffcc00;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.section {
    width: 100%;
    padding: 40px 20px;
    margin-bottom: 40px;
    box-sizing: border-box;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 10px;
    position: relative;
    overflow: hidden;
}

.section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 204, 255, 0.3), rgba(255, 102, 204, 0.3));
    z-index: -1;
    opacity: 0.5;
    animation: particleFlow 10s infinite linear;
}

@keyframes particleFlow {
    0% { transform: translateX(0); }
    100% { transform: translateX(-100%); }
}

.card {
    width: calc(33.33% - 20px);
    margin-bottom: 20px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
}

.card:hover {
    transform: translateY(-10px);
}

@media (max-width: 768px) {
    .card {
        width: 100%;
    }
}

.button {
    background-color: #1cb5e0;
    color: white;
    padding: 10px 20px;
    border: none;
    cursor: pointer;
    border-radius: 5px;
    transition: all 0.3s ease;
}

.button:hover {
    background-color: #000046;
    transform: scale(1.1);
}

pre {
    background: rgba(0, 0, 0, 0.7);
    color: #00ff99;
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
    font-size: 14px;
}

code {
    font-family: 'Courier New', Courier, monospace;
    color: #00ff99;
}

img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    margin: 10px 0;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

th, td {
    padding: 10px;
    text-align: left;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

th {
    background: rgba(255, 255, 255, 0.2);
}

.chart {
    width: 100%;
    height: 300px;
    background: url('https://images.gptkong.com/demo/sample1.png') no-repeat center center;
    background-size: cover;
    border-radius: 10px;
    margin: 20px 0;
}