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

body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    background-color: #F5F5DC;
    color: #228B22;
    display: flex;
    flex-direction: column;
    align-items: center;
    overflow-x: hidden;
    min-height: 100vh;
    padding: 20px;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Handwritten Font', cursive;
    color: #1E90FF;
    text-align: center;
    margin-bottom: 20px;
}

h1 {
    font-size: 3rem;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 2rem;
}

p {
    font-size: 1rem;
    margin-bottom: 15px;
}

a {
    color: #FF4500;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.container {
    max-width: 1400px;
    width: 100%;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    padding: 20px;
    margin: 0 auto;
}

.header {
    background: linear-gradient(to right, #228B22, #F5F5DC);
    color: #FFFFFF;
    padding: 40px 20px;
    text-align: center;
    width: 100%;
}

.header h1 {
    font-size: 3.5rem;
    margin-bottom: 10px;
}

.header p {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.8);
}

.wave {
    height: 50px;
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="%23228B22" fill-opacity="1" d="M0,160L48,170.7C96,181,192,203,288,192C384,181,480,139,576,122.7C672,107,768,117,864,144C960,171,1056,213,1152,202.7C1248,192,1344,128,1392,96L1440,64L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>') repeat-x;
    background-size: cover;
    width: 100%;
    margin-top: -50px;
}

.article-section {
    background-color: #FFFFFF;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    margin-bottom: 20px;
}

pre {
    background-color: #228B22;
    color: #FFFFFF;
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
}

code {
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.9rem;
}

img {
    max-width: 100%;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    margin: 10px 0;
}

.button {
    background-color: #1E90FF;
    color: #FFFFFF;
    padding: 10px 20px;
    border-radius: 5px;
    text-align: center;
    transition: transform 0.3s ease-in-out;
}

.button:hover {
    transform: scale(1.1);
}

.loader {
    width: 50px;
    height: 50px;
    border: 4px solid #228B22;
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 20px auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

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

    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 2rem;
    }

    h3 {
        font-size: 1.8rem;
    }

    p {
        font-size: 0.9rem;
    }
}

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

    .header h1 {
        font-size: 2rem;
    }

    .header p {
        font-size: 0.9rem;
    }
}