/* 基础样式设置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Roboto', sans-serif;
    background: linear-gradient(135deg, #0074D9, #8E44AD, #FF69B4);
    background-size: 300% 300%;
    animation: gradientShift 10s ease infinite;
    color: #fff;
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    overflow-x: hidden;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

h1, h2, h3, h4, h5, h6 {
    font-weight: bold;
    text-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
    margin-bottom: 20px;
}

p {
    margin-bottom: 15px;
    text-align: justify;
}

a {
    color: #FFD700;
    text-decoration: none;
    transition: all 0.3s ease;
}

a:hover {
    color: #FF69B4;
    transform: scale(1.1);
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 20px auto;
    padding: 20px;
    background: rgba(0, 0, 0, 0.4);
    border-radius: 10px;
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.2);
}

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

.grid-item {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    padding: 15px;
    text-align: center;
    transition: transform 0.3s ease;
}

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

code {
    background: #000;
    color: #FFD700;
    padding: 5px 10px;
    border-radius: 5px;
    font-family: 'Fira Code', monospace;
    display: block;
    white-space: pre-wrap;
    word-break: break-word;
}

pre {
    background: #000;
    padding: 15px;
    border-radius: 8px;
    overflow-x: auto;
    margin-bottom: 20px;
}

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

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

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

img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin: 10px 0;
}

@media (max-width: 768px) {
    .grid-container {
        grid-template-columns: 1fr;
    }

    code {
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    body {
        padding: 10px;
    }

    .container {
        padding: 10px;
    }

    pre {
        font-size: 12px;
    }
}