body {
    background-color: #ffffff;
    color: #000000;
    font-family: 'Helvetica', 'PingFang SC', sans-serif;
    text-align: center;
    padding: 2rem;
    margin: 0;
}
.logo { width: 180px; margin-bottom: 2rem; }
.slogan { color: #000000; font-size: 1.2rem; margin-bottom: 3rem; }
.buttons { display: flex; flex-direction: column; align-items: center; }
.btn {
    display: block;
    color: #000000;
    border: 1px solid #D4AF37;
    padding: 1rem;
    margin: 0.8rem auto;
    width: 200px;
    text-decoration: none;
    transition: background-color 0.3s;
}
.btn:hover { background-color: rgba(212, 175, 55, 0.1); }
.external-link, .contact { color: #000000; margin: 2rem 0; display: block; }
.language-toggle {
    position: fixed;
    bottom: 1rem;
    right: 1rem;
    background: transparent;
    color: #000000;
    border: 1px solid #D4AF37;
    padding: 0.5rem 1rem;
    cursor: pointer;
}
.back-btn { color: #000000; text-decoration: none; margin-bottom: 2rem; display: inline-block; }
.article-container, .product, .payment {
    max-width: 1000px;
    margin: 0 auto;
    padding: 1rem;
    border: 1px solid #D4AF37;
    margin-bottom: 2rem;
}
.articles-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-top: 2rem;
}
.article-item {
    border: 1px solid #D4AF37;
    padding: 1.5rem;
    transition: background-color 0.3s;
}
.article-item:hover {
    background-color: rgba(212, 175, 55, 0.1);
}
.article-item a {
    text-decoration: none;
    color: #000000;
    display: block;
}
.chinese-title {
    display: block;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: #000000;
}
.english-title {
    display: block;
    font-size: 0.9rem;
    color: #000000;
    opacity: 0.8;
}
input[type="text"] {
    background: transparent;
    border: 1px solid #D4AF37;
    color: #000000;
    padding: 0.8rem;
    width: 300px;
    margin: 1rem 0;
}
#result { margin-top: 1rem; color: #000000; }

/* 响应式布局 */
@media (max-width: 768px) {
    .articles-list {
        grid-template-columns: 1fr;
    }
    .article-container {
        padding: 1rem 0.5rem;
    }
    body {
        padding: 1rem;
    }
    .logo {
        width: 100%;
    }
}