/* 全局样式设置 */
body {
    margin: 0;
    font-family: 'Roboto', sans-serif;
    background: linear-gradient(135deg, #87CEEB, #6A5ACD);
    color: #333;
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Handwriting', cursive;
    color: #fff;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

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

a:hover {
    color: #FFA500;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

header {
    text-align: center;
    padding: 50px 20px;
    background: linear-gradient(135deg, #6A5ACD, #4B0082);
    color: #fff;
}

header h1 {
    font-size: 3rem;
    margin-bottom: 10px;
}

header p {
    font-size: 1.2rem;
    font-family: 'Roboto', sans-serif;
}

.section {
    position: relative;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.section::before {
    content: '';
    position: absolute;
    top: 0;
    left: -50px;
    width: 100px;
    height: 100%;
    background: rgba(255, 255, 255, 0.2);
    z-index: -1;
    transform: skewX(-20deg);
}

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

pre {
    background: #282c34;
    color: #abb2bf;
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
    font-family: 'Consolas', monospace;
    font-size: 0.9rem;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}

th, td {
    border: 1px solid #ddd;
    padding: 10px;
    text-align: left;
}

th {
    background: #f4f4f4;
    color: #333;
}

ul {
    list-style-type: disc;
    padding-left: 20px;
}

.float-element {
    animation: float 4s infinite ease-in-out;
}

@keyframes float {
    0% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0); }
}

svg.icon {
    fill: currentColor;
    opacity: 0.8;
    transition: all 0.3s ease;
}

svg.icon:hover {
    opacity: 1;
    transform: scale(1.1);
}

@media (max-width: 768px) {
    header h1 {
        font-size: 2rem;
    }

    .container {
        grid-template-columns: 1fr;
    }

    pre {
        font-size: 0.8rem;
    }
}

@media (max-width: 480px) {
    header h1 {
        font-size: 1.5rem;
    }

    .section {
        padding: 15px;
    }
}