/* 全局样式与渐变色调定义 */
body {
    margin: 0;
    font-family: 'Helvetica Neue', Arial, sans-serif;
    color: #333;
    background: linear-gradient(135deg, #1e3c72, #2a5298);
    line-height: 1.6;
    overflow-x: hidden;
}
h1, h2, h3, h4, h5, h6 {
    font-family: 'Georgia', serif;
    color: #fff;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}
a {
    color: #FFC107;
    text-decoration: none;
    transition: color 0.3s ease;
}
a:hover {
    color: #FF9800;
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}
.full-screen-section {
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    color: white;
    position: relative;
    overflow: hidden;
}
.full-screen-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1;
}
.full-screen-section > * {
    position: relative;
    z-index: 2;
}
.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-top: 20px;
}
.grid-item {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.grid-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 12px rgba(0, 0, 0, 0.2);
}
.button {
    background-color: #FFC107;
    color: #333;
    padding: 10px 20px;
    border-radius: 5px;
    font-weight: bold;
    transition: all 0.3s ease;
}
.button:hover {
    background-color: #FF9800;
    transform: scale(1.1);
}
pre {
    background: rgba(0, 0, 0, 0.7);
    color: #fff;
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
}
code {
    font-family: 'Courier New', monospace;
    font-size: 14px;
}
table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}
th, td {
    border: 1px solid #ddd;
    padding: 10px;
    text-align: left;
}
th {
    background-color: #FFC107;
    color: #333;
}
@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    pre {
        font-size: 12px;
    }
    table {
        font-size: 12px;
    }
}