* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: "Microsoft Yahei", Arial, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: #333;
    background-color: #f9f9f9;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

.site-header {
    background-color: #fff;
    padding: 15px 0;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.logo {
    float: left;
}

.main-nav {
    float: right;
}

.main-nav ul {
    list-style: none;
}

.main-nav li {
    display: inline-block;
    margin-left: 30px;
}

.main-nav a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s;
}

.main-nav a.active,
.main-nav a:hover {
    color: #007bff;
}

.site-header .container::after {
    content: "";
    display: table;
    clear: both;
}

.main-content {
    padding: 40px 0;
}

.hero-section {
    text-align: center;
    padding: 60px 0;
    background-color: #007bff;
    color: #fff;
    margin-bottom: 40px;
}

.hero-section h1 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.hero-desc {
    font-size: 1.2rem;
    margin-bottom: 30px;
}

.btn-primary {
    display: inline-block;
    padding: 12px 30px;
    background-color: #fff;
    color: #007bff;
    text-decoration: none;
    font-weight: 600;
    border-radius: 5px;
    transition: background-color 0.3s;
}

.btn-primary:hover {
    background-color: #f0f0f0;
}

.showcase-section, .news-section, .difi-section, .dex-section {
    padding: 40px 0;
    margin-bottom: 30px;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

h2 {
    font-size: 2rem;
    text-align: center;
    margin-bottom: 40px;
    color: #222;
}

.showcase-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.showcase-item {
    text-align: center;
    padding: 20px;
}

.showcase-item h3 {
    font-size: 1.2rem;
    margin: 15px 0 10px;
}

.news-list {
    max-width: 800px;
    margin: 0 auto;
}

.news-item {
    padding: 20px;
    border-bottom: 1px solid #eee;
}

.news-item:last-child {
    border-bottom: none;
}

.news-item h3 a {
    color: #222;
    text-decoration: none;
    transition: color 0.3s;
}

.news-item h3 a:hover {
    color: #007bff;
}

.news-date {
    color: #999;
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.btn-more {
    display: block;
    width: 150px;
    margin: 20px auto 0;
    text-align: center;
    padding: 10px;
    background-color: #007bff;
    color: #fff;
    text-decoration: none;
    border-radius: 5px;
}

.difi-content, .dex-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    padding: 0 20px;
}

.difi-text, .dex-text {
    flex: 1;
}

.difi-content img, .dex-content img {
    flex: 1;
    border-radius: 8px;
}

.difi-text h3, .dex-text h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.btn-secondary {
    display: inline-block;
    margin-top: 20px;
    padding: 10px 25px;
    background-color: #f8f9fa;
    color: #007bff;
    text-decoration: none;
    border: 1px solid #007bff;
    border-radius: 5px;
    transition: all 0.3s;
}

.btn-secondary:hover {
    background-color: #007bff;
    color: #fff;
}

.download-guide {
    text-align: center;
    padding: 50px 0;
    background-color: #007bff;
    color: #fff;
    margin-top: 30px;
    border-radius: 8px;
}

.download-guide h2 {
    color: #fff;
}

.keyword {
    font-weight: 700;
    text-decoration: underline;
}

.site-footer {
    background-color: #222;
    color: #fff;
    padding: 30px 0;
    margin-top: 50px;
}

.footer-links ul {
    list-style: none;
    text-align: center;
    margin-bottom: 20px;
}

.footer-links li {
    display: inline-block;
    margin: 0 15px;
}

.footer-links a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: #fff;
}

.copyright {
    text-align: center;
    color: #999;
    font-size: 0.9rem;
}