:root {
    --bg-color: #0A0A0A;
    --sidebar-bg: #111111;
    --text-primary: #E5E5E5;
    --text-secondary: #999999;
    --accent: #4CAF50;
    --accent-hover: #45a049;
    --border: #333333;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', Consolas, Monaco, monospace;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-sans);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: color 0.2s;
}

a:hover {
    color: var(--accent-hover);
}

.layout {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 260px;
    background-color: var(--sidebar-bg);
    border-right: 1px solid var(--border);
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
}

.sidebar header h1 a {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--text-primary);
}

.sidebar .tagline {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.sidebar nav {
    margin-top: 3rem;
    flex-grow: 1;
}

.sidebar nav ul {
    list-style: none;
}

.sidebar nav li {
    margin-bottom: 1rem;
}

.sidebar nav a {
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 500;
}

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

.sidebar footer {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.content-area {
    margin-left: 260px;
    padding: 3rem 4rem;
    width: 100%;
    max-width: 900px;
}

.index-header h2 {
    font-family: var(--font-mono);
    font-size: 1.25rem;
    border-bottom: 1px solid var(--border);
    padding-bottom: 1rem;
    margin-bottom: 2rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.post-list {
    list-style: none;
}

.post-list li {
    margin-bottom: 1.5rem;
    display: flex;
    align-items: baseline;
    gap: 1rem;
}

.post-meta {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-secondary);
    min-width: 140px;
}

.post-list a {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text-primary);
}

.post-list a:hover {
    color: var(--accent);
}

.pagination {
    margin-top: 3rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
    display: flex;
    gap: 1rem;
    font-family: var(--font-mono);
    font-size: 0.9rem;
}

/* Post Page */
.post {
    max-width: 800px;
}

.post-header {
    margin-bottom: 2.5rem;
}

.post-header h2 {
    font-size: 2.5rem;
    line-height: 1.2;
    margin-bottom: 1rem;
    font-weight: 700;
}

.post-metadata {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-secondary);
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.category-tag {
    background-color: #222;
    color: var(--accent);
    padding: 0.15rem 0.5rem;
    border-radius: 3px;
    font-size: 0.75rem;
    text-transform: uppercase;
}

.category-tag:hover {
    background-color: #333;
    color: var(--accent-hover);
}

.post-body p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    color: #D4D4D4;
}

.post-body blockquote,
.post-quote {
    border-left: 3px solid var(--accent);
    padding: 1.25rem 1.5rem;
    margin: 2rem 0;
    color: var(--text-secondary);
    font-style: italic;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 0 4px 4px 0;
}

.post-quote p {
    margin-bottom: 0.5rem;
    color: #E5E5E5;
    line-height: 1.6;
}

.post-quote cite {
    display: block;
    margin-top: 0.75rem;
    font-size: 0.85rem;
    color: var(--accent);
    font-family: var(--font-mono);
    font-style: normal;
    font-weight: 600;
}

.post-source {
    margin-top: 2rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
    font-family: var(--font-mono);
    font-size: 0.85rem;
}

.empty-state {
    color: var(--text-secondary);
    font-style: italic;
    margin-bottom: 1.5rem;
}
.post-body a {
    text-decoration: underline;
    text-decoration-color: rgba(76, 175, 80, 0.4);
    text-underline-offset: 3px;
}

.post-body a:hover {
    text-decoration-color: var(--accent);
}

.post-body hr {
    border: 0;
    height: 1px;
    background: var(--border);
    margin: 3rem 0;
}

/* Landing Page */
.landing-header {
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border);
}

.landing-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.landing-header p {
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 1rem;
}

.landing-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.landing-section h3 {
    font-family: var(--font-mono);
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
    padding-bottom: 0.5rem;
}

.landing-section h3 a {
    color: var(--text-primary);
}

.landing-section h3 a:hover {
    color: var(--accent);
}

.landing-section.full-width {
    grid-column: 1 / -1;
}

.view-all {
    display: inline-block;
    margin-top: 1rem;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    text-transform: uppercase;
    color: var(--accent);
}

.view-all:hover {
    text-decoration: underline;
}

/* Responsive */
@media (max-width: 768px) {
    .layout {
        flex-direction: column;
    }
    
    .sidebar {
        width: 100%;
        position: static;
        padding: 1.5rem;
        border-right: none;
        border-bottom: 1px solid var(--border);
    }
    
    .sidebar nav {
        margin-top: 1.5rem;
    }
    
    .sidebar nav ul {
        display: flex;
        flex-wrap: wrap;
        gap: 1rem;
    }
    
    .sidebar nav li {
        margin-bottom: 0;
    }
    
    .content-area {
        margin-left: 0;
        padding: 2rem 1.5rem;
    }
    
    .post-list li {
        flex-direction: column;
        gap: 0.25rem;
    }
    
    .post-header h2 {
        font-size: 1.75rem;
    }
    
    .landing-grid {
        grid-template-columns: 1fr;
    }
}