:root {
    --primary: #0D9488;
    --primary-dark: #0F766E;
    --primary-light: #14B8A6;
    --secondary: #F0FDFA;
    --accent: #F59E0B;
    --text: #1E293B;
    --text-light: #64748B;
    --bg: #FFFFFF;
    --bg-alt: #F8FAFC;
    --border: #E2E8F0;
    --success: #10B981;
    --warning: #F59E0B;
    --error: #EF4444;
    --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
}

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

body {
    font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.7;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

/* Header */
.site-header {
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    padding: 1rem 2rem;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-family: 'DM Serif Display', serif;
    font-size: 1.5rem;
    color: var(--primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-light);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

.nav-links a:hover {
    color: var(--primary);
}

/* Footer */
.site-footer {
    background: var(--bg-alt);
    border-top: 1px solid var(--border);
    padding: 2rem;
    margin-top: auto;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-content p {
    color: var(--text-light);
}

.footer-content a {
    color: var(--primary);
    text-decoration: none;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
}

.footer-links a {
    color: var(--text-light);
    text-decoration: none;
    font-size: 0.9rem;
}

.footer-links a:hover {
    color: var(--primary);
}

/* Blog Index */
.blog-hero {
    background: linear-gradient(135deg, #F0FDFA 0%, #CCFBF1 100%);
    padding: 3rem 2rem;
    text-align: center;
}

.blog-hero h1 {
    font-family: 'DM Serif Display', serif;
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.blog-hero p {
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

.blog-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 3rem 2rem;
}

.posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.post-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
    transition: transform 0.2s, box-shadow 0.2s;
    text-decoration: none;
    color: inherit;
    display: block;
}

.post-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.post-card img {
    width: 100%;
    height: 180px;
    object-fit: cover;
}

.post-card-content {
    padding: 1.5rem;
}

.post-card h2 {
    font-family: 'DM Serif Display', serif;
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    line-height: 1.4;
}

.post-card p {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.post-card-meta {
    font-size: 0.8rem;
    color: var(--text-light);
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    background: var(--bg-alt);
    border-radius: 12px;
}

.empty-state h2 {
    font-family: 'DM Serif Display', serif;
    font-size: 1.75rem;
    margin-bottom: 1rem;
}

.empty-state p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--primary);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: background 0.2s, transform 0.2s;
}

.cta-button:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

/* Responsive */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav-links {
        gap: 1rem;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .blog-hero h1 {
        font-size: 2rem;
    }
    
    .posts-grid {
        grid-template-columns: 1fr;
    }
}