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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.8;
    color: #333;
    background: #fafafa;
}

header {
    background: white;
    padding: 3rem 0;
    text-align: center;
    border-bottom: 1px solid #eee;
}

.site-name {
    font-size: 2rem;
    font-weight: 300;
    margin-bottom: 0.5rem;
    letter-spacing: -0.5px;
}

.site-tagline {
    color: #888;
    font-size: 0.9rem;
    font-weight: 300;
}

nav {
    margin-top: 2rem;
}

.nav-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    color: #666;
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: #000;
}

main {
    max-width: 700px;
    margin: 0 auto;
    padding: 4rem 2rem;
}

article {
    background: white;
    margin-bottom: 4rem;
    padding: 3rem;
    border-radius: 2px;
}

.article-date {
    font-size: 0.85rem;
    color: #999;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.article-title, h1, h2, h3 {
    font-weight: 400;
    margin-bottom: 1.5rem;
    line-height: 1.3;
    letter-spacing: -0.5px;
}

.article-title, h1{font-size: 2rem;}
h2 {font-size: 1.5rem;}
h3{font-size: 1.2rem;}

.article-title a {
    color: #000;
    text-decoration: none;
    transition: opacity 0.3s;
}

.article-title a:hover {
    opacity: 0.6;
}

.article-excerpt, p {
    font-size: 1.05rem;
    color: #555;
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.article-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1.5rem;
    border-top: 1px solid #f0f0f0;
    font-size: 0.9rem;
    color: #888;
}

hr{border-top: 1px solid #f0f0f0;}

.read-more {
    color: #000;
    text-decoration: none;
    font-weight: 500;
}

.read-more:hover {
    text-decoration: underline;
}

.tags {
    display: flex;
    gap: 0.5rem;
}

.tag {
    background: #f5f5f5;
    padding: 0.25rem 0.75rem;
    border-radius: 3px;
    font-size: 0.8rem;
    color: #666;
    text-decoration: none;
    transition: background 0.3s;
    font-weight: 500;
}

.tag:hover {
    background: #e8e8e8;
}

.tag a{ color: #000; }

footer {
    text-align: center;
    padding: 3rem 2rem;
    color: #999;
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    article {
        padding: 2rem 1.5rem;
    }

    .article-title {
        font-size: 1.5rem;
    }

    .article-footer {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
}