:root {
    --bg: #ffffff;
    --text: #1a1a1a;
    --muted: #666666;
    --link: #000000;
    --link-hover: #0066cc;
    --border: #eeeeee;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: var(--text);
    background: var(--bg);
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

header {
    margin-bottom: 4rem;
    border-bottom: 2px solid var(--border);
    padding-bottom: 2rem;
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

header p {
    color: var(--muted);
    font-size: 1.1rem;
}

main {
    min-height: 60vh;
}

.post-item {
    margin-bottom: 3rem;
}

.post-item .date {
    font-size: 0.9rem;
    color: var(--muted);
    display: block;
    margin-bottom: 0.5rem;
}

.post-item h3 {
    font-size: 1.5rem;
    margin-top: 0;
}

.post-item a {
    color: var(--link);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: all 0.2s;
}

.post-item a:hover {
    color: var(--link-hover);
    border-bottom: 1px solid var(--link-hover);
}

footer {
    margin-top: 5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
    color: var(--muted);
    font-size: 0.9rem;
}

footer a {
    color: var(--muted);
}

/* Post content styles */
.post-content {
    line-height: 1.8;
}

.post-content h2 {
    margin-top: 2rem;
}

.back-link {
    display: inline-block;
    margin-bottom: 2rem;
    color: var(--muted);
    text-decoration: none;
}

.back-link:hover {
    color: var(--text);
}