:root{--bg-primary: #0a0a0f;--bg-secondary: #12121a;--bg-card: #1a1a2e;--text-primary: #e8e8ed;--text-secondary: #9898a8;--accent: #667eea;--accent-hover: #7c8ff7;--gradient: linear-gradient(135deg, #667eea, #764ba2);--border: rgba(255, 255, 255, .08);--radius: 12px;--max-width: 900px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Noto Sans SC,sans-serif;background:var(--bg-primary);color:var(--text-primary);line-height:1.7;-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none;transition:color .2s}a:hover{color:var(--accent-hover)}img{max-width:100%;height:auto;border-radius:8px}.container{max-width:var(--max-width);margin:0 auto;padding:0 24px}.site-header{position:sticky;top:0;z-index:100;background:#0a0a0fd9;backdrop-filter:blur(16px);border-bottom:1px solid var(--border);padding:16px 0}.site-header .container{display:flex;align-items:center;justify-content:space-between}.site-logo{font-size:20px;font-weight:700;background:var(--gradient);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.site-nav{display:flex;gap:24px}.site-nav a{color:var(--text-secondary);font-size:14px;font-weight:500;transition:color .2s}.site-nav a:hover,.site-nav a.active{color:var(--text-primary)}.hero{padding:80px 0 60px;text-align:center}.hero h1{font-size:42px;font-weight:800;line-height:1.2;margin-bottom:16px;background:var(--gradient);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.hero p{font-size:18px;color:var(--text-secondary);max-width:600px;margin:0 auto}.post-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px;padding-bottom:60px}.post-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:transform .2s,box-shadow .2s}.post-card:hover{transform:translateY(-4px);box-shadow:0 8px 30px #667eea1a}.post-card-cover{width:100%;height:180px;object-fit:cover;border-radius:0}.post-card-body{padding:20px}.post-card-meta{display:flex;gap:12px;font-size:12px;color:var(--text-secondary);margin-bottom:8px}.post-card-title{font-size:17px;font-weight:600;line-height:1.4;margin-bottom:8px}.post-card-excerpt{font-size:14px;color:var(--text-secondary);line-height:1.5;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.tag{display:inline-block;padding:2px 10px;background:#667eea1f;color:var(--accent);border-radius:20px;font-size:11px;font-weight:500}.post-header{padding:60px 0 30px;text-align:center}.post-header h1{font-size:32px;font-weight:700;margin-bottom:12px}.post-header .meta{color:var(--text-secondary);font-size:14px}.post-content{max-width:720px;margin:0 auto;padding-bottom:80px}.post-content h2{font-size:24px;margin:40px 0 16px;color:var(--text-primary)}.post-content h3{font-size:20px;margin:32px 0 12px;color:var(--text-primary)}.post-content p{margin-bottom:16px;color:var(--text-secondary)}.post-content ul,.post-content ol{margin-bottom:16px;padding-left:24px;color:var(--text-secondary)}.post-content li{margin-bottom:6px}.post-content code{background:var(--bg-card);padding:2px 6px;border-radius:4px;font-size:14px}.post-content pre{background:var(--bg-card);border:1px solid var(--border);border-radius:8px;padding:20px;overflow-x:auto;margin-bottom:16px}.post-content pre code{background:none;padding:0}.post-content blockquote{border-left:3px solid var(--accent);padding-left:16px;margin:20px 0;color:var(--text-secondary);font-style:italic}.post-content img{margin:20px 0;border:1px solid var(--border)}.video-embed{position:relative;width:100%;padding-bottom:56.25%;margin:24px 0;border-radius:8px;overflow:hidden;background:var(--bg-card)}.video-embed iframe{position:absolute;top:0;left:0;width:100%;height:100%;border:none}.site-footer{border-top:1px solid var(--border);padding:30px 0;text-align:center;color:var(--text-secondary);font-size:13px}.section-title{font-size:14px;font-weight:600;text-transform:uppercase;letter-spacing:2px;color:var(--text-secondary);margin-bottom:24px}.about-section{padding:60px 0}.about-section h2{font-size:22px;margin-bottom:16px}.about-section p{color:var(--text-secondary);margin-bottom:12px}@media(max-width:640px){.hero h1{font-size:28px}.hero p{font-size:16px}.post-grid{grid-template-columns:1fr}.site-nav{gap:16px}}