* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    font-family: 'Courier New', monospace;
    background: #1e293b;
    color: #e2e8f0;
    line-height: 1.6;
}
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 20px;
}
/* 导航 */
nav {
    background: #334155;
    border-bottom: 2px solid #3b82f6;
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 10px 20px;
    box-shadow: 0 2px 12px rgba(59,130,246,0.3);
}
.nav-links {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
    align-items: center;
}
.nav-links a {
    color: #3b82f6;
    text-decoration: none;
    padding: 6px 12px;
    border: 1px solid #3b82f6;
    background: #1e293b;
    transition: 0.4s cubic-bezier(0.25,0.8,0.25,1);
    font-size: 0.9rem;
    border-radius: 8px;
    text-shadow: 0 1px 4px rgba(59,130,246,0.2);
}
.nav-links a:hover {
    background: #3b82f6;
    color: #0f172a;
    box-shadow: 0 0 24px rgba(59,130,246,0.5);
    border-color: #60a5fa;
}
/* H1 */
h1 {
    text-align: center;
    font-size: 2.5rem;
    color: #3b82f6;
    padding: 40px 20px 10px;
    text-shadow: 0 0 18px rgba(59,130,246,0.35), 0 2px 0 #0f172a;
    letter-spacing: 2px;
}
/* 通用卡片 */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin: 30px 0;
}
.card {
    background: #f8fafc;
    border: 2px solid #3b82f6;
    padding: 20px;
    image-rendering: pixelated;
    box-shadow: 0 4px 20px rgba(59,130,246,0.25), 0 0 0 1px rgba(59,130,246,0.1);
    border-radius: 12px;
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}
.card:hover {
    box-shadow: 0 8px 32px rgba(59,130,246,0.4), 0 0 0 2px rgba(59,130,246,0.2);
    transform: translateY(-2px);
}
.card img {
    width: 100%;
    height: auto;
    border: 1px solid #3b82f6;
    margin-bottom: 12px;
    border-radius: 8px;
}
.card h3 {
    color: #1e293b;
    margin-bottom: 8px;
}
.card p {
    font-size: 0.95rem;
    color: #475569;
}
/* 板块标题 */
.section-title {
    font-size: 1.8rem;
    color: #3b82f6;
    border-left: 6px solid #3b82f6;
    padding-left: 15px;
    margin: 40px 0 20px;
    text-transform: uppercase;
    text-shadow: 0 0 12px rgba(59,130,246,0.3);
}
/* FAQ */
.faq-item {
    background: #f1f5f9;
    border: 1px solid #3b82f6;
    padding: 18px;
    margin-bottom: 12px;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(59,130,246,0.15);
    transition: box-shadow 0.3s ease;
}
.faq-item:hover {
    box-shadow: 0 4px 16px rgba(59,130,246,0.3);
}
.faq-item h4 {
    color: #1e293b;
    cursor: pointer;
}
.faq-item p {
    margin-top: 10px;
    color: #475569;
}
/* 新闻 */
.news-card {
    background: #f8fafc;
    border: 2px solid #3b82f6;
    padding: 18px;
    margin-bottom: 20px;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(59,130,246,0.2);
    transition: box-shadow 0.3s ease;
}
.news-card:hover {
    box-shadow: 0 8px 28px rgba(59,130,246,0.35);
}
.news-card .date {
    color: #64748b;
    font-size: 0.8rem;
    margin-bottom: 6px;
}
.news-card h3 {
    color: #1e293b;
    margin-bottom: 8px;
}
/* 页脚 */
footer {
    background: #334155;
    border-top: 3px solid #3b82f6;
    padding: 30px 20px;
    margin-top: 50px;
    text-align: center;
    font-size: 0.85rem;
    box-shadow: 0 -2px 12px rgba(59,130,246,0.3);
}
footer a {
    color: #93c5fd;
    text-decoration: none;
    margin: 0 6px;
    transition: color 0.3s, text-shadow 0.3s;
}
footer a:hover {
    color: #bfdbfe;
    text-shadow: 0 0 12px rgba(147,197,253,0.6);
}
footer .friend-links {
    margin: 20px 0;
}
footer .friend-links a {
    margin: 0 8px;
}
/* 数据统计 */
.stats-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
}
.stat-item {
    background: #f8fafc;
    border: 2px solid #3b82f6;
    padding: 20px 30px;
    text-align: center;
    min-width: 160px;
    border-radius: 12px;
    box-shadow: 0 4px 16px rgba(59,130,246,0.2);
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}
.stat-item:hover {
    box-shadow: 0 6px 28px rgba(59,130,246,0.4);
    transform: translateY(-2px);
}
.stat-item .num {
    font-size: 2.2rem;
    color: #3b82f6;
    font-weight: bold;
    text-shadow: 0 0 12px rgba(59,130,246,0.3);
}
/* 合作伙伴logo占位 */
.partner-logos {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    justify-content: center;
}
.partner-logos span {
    background: #f1f5f9;
    border: 1px solid #3b82f6;
    padding: 10px 18px;
    color: #3b82f6;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(59,130,246,0.15);
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}
.partner-logos span:hover {
    box-shadow: 0 4px 16px rgba(59,130,246,0.3);
    transform: translateY(-1px);
}
/* 响应式 */
@media (max-width: 640px) {
    h1 { font-size: 1.8rem; }
    .nav-links { gap: 10px; }
}