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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #0a0a0a;
    color: #e0e0e0;
    line-height: 1.6;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

header {
    background-color: #121212;
    border-bottom: 1px solid #333;
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 24px;
    font-weight: bold;
    color: #4CAF50;
}

nav ul {
    display: flex;
    list-style: none;
}

nav ul li {
    margin-left: 30px;
}

nav ul li a {
    color: #e0e0e0;
    text-decoration: none;
    transition: color 0.3s ease;
}

nav ul li a:hover {
    color: #4CAF50;
}

.cta-buttons {
    display: flex;
    gap: 15px;
}

.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s ease;
}

.btn-primary {
    background-color: #4CAF50;
    color: white;
}

.btn-primary:hover {
    background-color: #45a049;
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: #333;
    color: white;
}

.btn-secondary:hover {
    background-color: #444;
    transform: translateY(-2px);
}

.hero {
    padding: 100px 0;
    background: linear-gradient(135deg, #121212 0%, #1e1e1e 100%);
    position: relative;
    overflow: hidden;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-size: 48px;
    margin-bottom: 20px;
    color: white;
}

.hero p {
    font-size: 18px;
    margin-bottom: 30px;
    color: #b0b0b0;
}

.hero-image {
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 50%;
    opacity: 0.8;
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: 10px;
}

.section {
    padding: 80px 0;
    border-bottom: 1px solid #333;
}

.section h2 {
    font-size: 36px;
    margin-bottom: 40px;
    color: white;
    text-align: center;
}

.section h3 {
    font-size: 24px;
    margin-bottom: 20px;
    color: #4CAF50;
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.feature-card {
    background-color: #1a1a1a;
    padding: 30px;
    border-radius: 10px;
    border: 1px solid #333;
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
    border-color: #4CAF50;
    box-shadow: 0 10px 30px rgba(76, 175, 80, 0.1);
}

.feature-card i {
    font-size: 48px;
    margin-bottom: 20px;
    color: #4CAF50;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.news-card {
    background-color: #1a1a1a;
    padding: 30px;
    border-radius: 10px;
    border: 1px solid #333;
    transition: all 0.3s ease;
}

.news-card:hover {
    transform: translateY(-5px);
    border-color: #4CAF50;
}

.news-date {
    color: #888;
    font-size: 14px;
    margin-bottom: 10px;
}

.news-card h3 {
    margin-bottom: 15px;
}

.news-card p {
    color: #b0b0b0;
    margin-bottom: 20px;
}

.news-card a {
    color: #4CAF50;
    text-decoration: none;
    font-weight: bold;
}

.news-card a:hover {
    text-decoration: underline;
}

.breadcrumb {
    padding: 20px 0;
    background-color: #121212;
    border-bottom: 1px solid #333;
}

.breadcrumb a {
    color: #4CAF50;
    text-decoration: none;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

.breadcrumb span {
    color: #888;
    margin: 0 10px;
}

.about-content {
    display: flex;
    gap: 50px;
    align-items: center;
}

.about-text {
    flex: 1;
}

.about-image {
    flex: 1;
}

.about-image img {
    width: 100%;
    height: auto;
    border-radius: 10px;
}

.rules-list {
    list-style: none;
    margin-top: 30px;
}

.rules-list li {
    padding: 20px;
    background-color: #1a1a1a;
    border-radius: 10px;
    margin-bottom: 20px;
    border-left: 4px solid #4CAF50;
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
    background-color: #1a1a1a;
    padding: 40px;
    border-radius: 10px;
    border: 1px solid #333;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 10px;
    color: #e0e0e0;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    background-color: #2a2a2a;
    border: 1px solid #333;
    border-radius: 5px;
    color: #e0e0e0;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #4CAF50;
}

.sitemap-content {
    background-color: #1a1a1a;
    padding: 40px;
    border-radius: 10px;
    border: 1px solid #333;
}

.sitemap-content h3 {
    margin-top: 30px;
    margin-bottom: 15px;
}

.sitemap-content ul {
    list-style: none;
    padding-left: 20px;
}

.sitemap-content li {
    margin-bottom: 10px;
}

.sitemap-content a {
    color: #e0e0e0;
    text-decoration: none;
    transition: color 0.3s ease;
}

.sitemap-content a:hover {
    color: #4CAF50;
}

footer {
    background-color: #121212;
    padding: 50px 0;
    border-top: 1px solid #333;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.footer-section h3 {
    margin-bottom: 20px;
    color: #4CAF50;
}

.footer-section p,
.footer-section li {
    color: #b0b0b0;
    margin-bottom: 10px;
}

.footer-section ul {
    list-style: none;
}

.footer-section a {
    color: #b0b0b0;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: #4CAF50;
}

.footer-bottom {
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid #333;
    text-align: center;
    color: #888;
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 20px;
    }

    nav ul {
        flex-wrap: wrap;
        justify-content: center;
    }

    nav ul li {
        margin: 0 15px;
    }

    .hero {
        text-align: center;
    }

    .hero-image {
        position: static;
        width: 100%;
        transform: none;
        margin-top: 30px;
    }

    .about-content {
        flex-direction: column;
        text-align: center;
    }

    .about-image {
        order: -1;
    }
}

/* 加载动画 */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.section {
    animation: fadeIn 0.8s ease-out;
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: #121212;
}

::-webkit-scrollbar-thumb {
    background: #333;
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: #4CAF50;
}