:root {
    --text-color: #333;
    --bg-color: #fff;
    --link-color: #000;
    --container-width: 700px;
    /* --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif; */
    --font-family: 'Zen Maru Gothic', sans-serif;
}

/* Reset-like base styles */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-family);
    color: var(--text-color);
    background-color: var(--bg-color);
    line-height: 1.6;
    padding: 2rem 0;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1rem;
}

a {
    color: var(--link-color);
    text-decoration: underline;
}

a:hover {
    text-decoration: none;
}

/* Header */
header {
    margin-bottom: 3rem;
}

.site-title {
    font-family: 'Courier New', Courier, monospace;
    font-size: 1.2rem;
    font-weight: bold;
    text-decoration: none;
}

/* Main Content */
h1 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

h2 {
    font-size: 1.25rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
}

p {
    margin-bottom: 1rem;
}

/* Post List */
.post-list {
    list-style: none;
}

.post-list li {
    margin-bottom: 2rem;
}

.post-meta {
    font-size: 0.9rem;
    color: #666;
    display: block;
}

.post-link {
    font-size: 1.2rem;
    font-weight: bold;
    text-decoration: none;
}

.post-link:hover {
    text-decoration: underline;
}

/* Post Content */
article header {
    margin-bottom: 2rem;
}

.post-title {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}

.post-content ul,
.post-content ol {
    margin: 1rem 0 1rem 2rem;
}

pre {
    background: #f4f4f4;
    padding: 1rem;
    overflow-x: auto;
    margin: 1rem 0;
}

code {
    font-family: monospace;
    background: #f4f4f4;
    padding: 0.2rem 0.4rem;
}

/* Footer */
footer {
    margin-top: 5rem;
    padding-top: 1rem;
    border-top: 1px solid #eee;
    font-size: 0.9rem;
    color: #666;
}

.back-link {
    display: inline-block;
    margin-top: 2rem;
}