/* 全局样式与背景渐变效果 */
body {
    margin: 0;
    font-family: 'Lato', sans-serif;
    line-height: 1.6;
    background: linear-gradient(135deg, #0A2463, #1E3C72);
    color: #FFFFFF;
    overflow-x: hidden;
    animation: aurora-move 15s linear infinite;
}
@keyframes aurora-move {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}
h1, h2, h3 {
    font-family: 'Fira Sans', sans-serif;
    color: #F9DC5C;
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.5);
}
p, li, td {
    color: #E0E0E0;
    font-size: 1rem;
    line-height: 1.8;
}
a {
    color: #81B29A;
    text-decoration: none;
    transition: color 0.3s ease;
}
a:hover {
    color: #F9DC5C;
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.hero-section {
    background: url('https://images.gptkong.com/demo/sample1.png') no-repeat center/cover, 
                linear-gradient(to bottom, rgba(10, 36, 99, 0.8), rgba(30, 60, 114, 0.8));
    height: 400px;
    display: flex;
    justify-content: center;
    align-items: center;
    color: white;
    text-align: center;
}
.hero-section h1 {
    font-size: 3rem;
    letter-spacing: 2px;
}
.module {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    padding: 20px;
    margin: 20px 0;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    width: 100%;
    max-width: 800px;
}
.module h2 {
    color: #F9DC5C;
    margin-bottom: 15px;
}
.module p, .module ul, .module table {
    color: #D0D0D0;
    font-size: 1rem;
}
.module code {
    background: rgba(255, 255, 255, 0.2);
    padding: 5px 10px;
    border-radius: 5px;
    font-family: 'Courier New', monospace;
    color: #F9DC5C;
    display: inline-block;
}
.module pre {
    background: rgba(0, 0, 0, 0.3);
    padding: 15px;
    border-radius: 10px;
    overflow-x: auto;
}
.button {
    background: #81B29A;
    color: white;
    padding: 10px 20px;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
}
.button:hover {
    background: #F9DC5C;
    transform: scale(1.1);
}
table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}
th, td {
    border: 1px solid #444;
    padding: 10px;
    text-align: left;
}
th {
    background: #1E3C72;
    color: #F9DC5C;
}
@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 2rem;
    }
    .container {
        padding: 10px;
    }
    table {
        display: block;
        overflow-x: auto;
    }
}