/* 全局样式 */
body {
    font-family: 'Roboto Mono', 'Inter', sans-serif;
    margin: 0;
    padding: 0;
    background: linear-gradient(135deg, #F5F5F5, #E0E7FF);
    color: #333;
    line-height: 1.6;
}

h1, h2, h3 {
    color: #0A7EFF;
    text-align: center;
}

a {
    color: #FF6B35;
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: #8A2BE2;
}

button {
    background-color: #8A2BE2;
    color: white;
    border: none;
    padding: 10px 20px;
    cursor: pointer;
    border-radius: 4px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

button:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

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

.item {
    background: linear-gradient(135deg, #0A7EFF, #8A2BE2);
    color: white;
    padding: 20px;
    border-radius: 8px;
    text-align: center;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

pre {
    background-color: #f4f4f4;
    color: #333;
    padding: 15px;
    border-radius: 4px;
    overflow-x: auto;
    font-size: 14px;
    margin: 10px 0;
}

code {
    font-family: 'Roboto Mono', monospace;
    color: #0A7EFF;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    background-color: #fff;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

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

th {
    background-color: #0A7EFF;
    color: white;
}

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

    h1 {
        font-size: 24px;
    }

    pre {
        font-size: 12px;
    }
}

.header {
    background: linear-gradient(135deg, #0A7EFF, #8A2BE2);
    color: white;
    padding: 40px 20px;
    text-align: center;
}

.header h1 {
    font-size: 36px;
    margin: 0;
}

.header p {
    font-size: 18px;
    margin-top: 10px;
}

.content {
    padding: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.footer {
    background: linear-gradient(135deg, #8A2BE2, #0A7EFF);
    color: white;
    text-align: center;
    padding: 20px;
    margin-top: 40px;
}

.svg-animation {
    width: 100px;
    height: 100px;
    margin: 20px auto;
    display: block;
}