:root {
    --bg-dark: #0a0a1a;
    --bg-card: #12122a;
    --border-subtle: rgba(255, 255, 255, 0.08);
    --text-primary: #f0f0f5;
    --text-secondary: #a0a0b8;
    --text-muted: #6b6b80;
    --neon-purple: #8B5CF6;
    --neon-cyan: #06B6D4;
    --radius: 14px;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.7;
    min-height: 100vh;
}

.blog-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 40px;
    border-bottom: 1px solid var(--border-subtle);
}

.blog-nav-logo {
    font-weight: 800;
    font-size: 1.2rem;
    color: var(--text-primary);
    text-decoration: none;
}

.blog-nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    margin-left: 20px;
    transition: color 0.2s;
}

.blog-nav-link:hover { color: var(--neon-cyan); }

.blog-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 60px 24px;
}

.blog-header {
    margin-bottom: 48px;
    text-align: center;
}

.blog-header h1 {
    font-size: 2.4rem;
    font-weight: 800;
    margin-bottom: 8px;
}

.blog-header p {
    color: var(--text-secondary);
    font-size: 1.05rem;
}

.blog-empty {
    text-align: center;
    padding: 80px 20px;
    color: var(--text-muted);
    font-size: 1.1rem;
}

.blog-grid {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.blog-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius);
    transition: border-color 0.25s, box-shadow 0.25s;
}

.blog-card:hover {
    border-color: var(--neon-purple);
    box-shadow: 0 0 20px rgba(139, 92, 246, 0.1);
}

.blog-card a {
    display: block;
    padding: 28px 32px;
    text-decoration: none;
    color: inherit;
}

.blog-card time {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.blog-card h2 {
    font-size: 1.3rem;
    font-weight: 700;
    margin: 8px 0 10px;
    color: var(--text-primary);
    line-height: 1.4;
}

.blog-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

.read-more {
    display: inline-block;
    margin-top: 12px;
    color: var(--neon-cyan);
    font-size: 0.9rem;
    font-weight: 600;
}

.blog-post-container { max-width: 720px; }

.article-header {
    margin-bottom: 40px;
}

.article-header time {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.article-header h1 {
    font-size: 2.2rem;
    font-weight: 800;
    margin: 12px 0 16px;
    line-height: 1.3;
}

.article-excerpt {
    font-size: 1.15rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.article-content {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-primary);
}

.article-content h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 36px 0 16px;
}

.article-content h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin: 28px 0 12px;
}

.article-content p {
    margin-bottom: 18px;
}

.article-content ul, .article-content ol {
    margin: 16px 0;
    padding-left: 28px;
}

.article-content li {
    margin-bottom: 8px;
}

.article-content blockquote {
    border-left: 3px solid var(--neon-purple);
    padding: 12px 20px;
    margin: 20px 0;
    background: rgba(139, 92, 246, 0.05);
    border-radius: 0 8px 8px 0;
    color: var(--text-secondary);
    font-style: italic;
}

.article-content strong { color: var(--text-primary); }

.article-content a {
    color: var(--neon-cyan);
    text-decoration: underline;
    text-decoration-color: rgba(6, 182, 212, 0.3);
}

.article-content a:hover {
    text-decoration-color: var(--neon-cyan);
}

.article-footer {
    display: flex;
    justify-content: space-between;
    margin-top: 48px;
    padding-top: 24px;
    border-top: 1px solid var(--border-subtle);
}

.article-footer a {
    color: var(--neon-cyan);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
}

.article-footer a:hover { text-decoration: underline; }

.blog-footer {
    text-align: center;
    padding: 40px 20px;
    border-top: 1px solid var(--border-subtle);
    margin-top: 40px;
}

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

.blog-footer a:hover { color: var(--neon-cyan); }

@media (max-width: 768px) {
    .blog-nav { padding: 16px 20px; }
    .blog-container { padding: 40px 16px; }
    .blog-header h1 { font-size: 1.8rem; }
    .article-header h1 { font-size: 1.6rem; }
    .blog-card a { padding: 20px; }
}