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

body {
    font-family: 'Microsoft YaHei', 'PingFang SC', -apple-system, sans-serif;
    line-height: 1.8;
    color: #E2E8F0;
    background-color: #0F172A;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
}

.header {
    background: rgba(15, 23, 42, 0.98);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 20px;
}

.logo {
    font-size: 22px;
    font-weight: bold;
    color: #fff;
}

.logo span {
    color: #3B82F6;
}

.nav ul {
    display: flex;
    gap: 32px;
}

.nav ul li a {
    color: #94A3B8;
    font-size: 15px;
    transition: color 0.3s;
}

.nav ul li a:hover,
.nav ul li a.active {
    color: #3B82F6;
}

.hero {
    padding: 140px 0 60px;
    text-align: center;
    background: linear-gradient(180deg, #0F172A 0%, #1E293B 100%);
}

.hero h1 {
    font-size: 42px;
    margin-bottom: 16px;
    color: #fff;
}

.hero p {
    font-size: 16px;
    color: #94A3B8;
}

.main-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 60px 20px;
}

.post-list {
    margin-bottom: 50px;
}

.post-item {
    padding: 28px 0;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

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

.post-title {
    font-size: 18px;
    color: #fff;
    margin-bottom: 12px;
    line-height: 1.5;
    transition: color 0.3s;
}

.post-title:hover {
    color: #3B82F6;
}

.post-excerpt {
    color: #64748B;
    font-size: 14px;
    margin-bottom: 12px;
    line-height: 1.7;
}

.post-meta {
    display: flex;
    gap: 20px;
    font-size: 12px;
    color: #475569;
}

.post-tags {
    display: flex;
    gap: 8px;
}

.tag {
    background: rgba(59, 130, 246, 0.1);
    color: #3B82F6;
    padding: 3px 10px;
    border-radius: 4px;
    font-size: 12px;
}

.sidebar {
    position: fixed;
    right: 40px;
    top: 120px;
    width: 200px;
}

.side-section {
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 20px;
}

.side-section h3 {
    color: #fff;
    font-size: 14px;
    margin-bottom: 15px;
}

.side-section ul li {
    padding: 8px 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.side-section ul li:last-child {
    border-bottom: none;
}

.side-section ul li a {
    color: #94A3B8;
    font-size: 13px;
}

.side-section ul li a:hover {
    color: #3B82F6;
}

.footer {
    background: rgba(15, 23, 42, 0.95);
    border-top: 1px solid rgba(255,255,255,0.05);
    padding: 40px 0;
    text-align: center;
}

.footer p {
    color: #64748B;
    font-size: 13px;
}

.footer-links {
    margin-top: 15px;
}

.footer-links a {
    color: #475569;
    font-size: 13px;
    margin: 0 12px;
}

.footer-links a:hover {
    color: #3B82F6;
}

@media (max-width: 1024px) {
    .sidebar {
        display: none;
    }
}

@media (max-width: 768px) {
    .nav ul {
        gap: 20px;
    }
    
    .hero h1 {
        font-size: 32px;
    }
    
    .main-content {
        padding: 40px 20px;
    }
}