:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --text-color: #333;
    --background-color: #f5f6fa;
    --container-width: 800px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background-color);
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* Header & Navigation */
header {
    background-color: white;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 1rem 20px;
}

nav h1 {
    font-size: 1.5rem;
    color: var(--primary-color);
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

nav a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: color 0.3s ease;
}

nav a:hover, nav a.active {
    color: var(--secondary-color);
}

/* Blog Posts */
.blog-posts {
    padding: 2rem 0;
}

.blog-post {
    background: white;
    border-radius: 8px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.blog-post h2 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.blog-post-meta {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.blog-post-content {
    margin-bottom: 1.5rem;
}

.read-more {
    display: inline-block;
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 500;
}

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

/* Footer */
footer {
    background-color: white;
    padding: 2rem 0;
    margin-top: 4rem;
    border-top: 1px solid #eee;
}

footer p {
    text-align: center;
    color: #666;
}