:root{--font: "Inter", -apple-system, BlinkMacSystemFont, system-ui, sans-serif;--max-w: 720px;--max-w-wide: 1100px;--radius: 16px;--radius-sm: 10px;--transition: .2s cubic-bezier(.4, 0, .2, 1)}[data-theme=dark]{--bg-0: #09090B;--bg-1: #131316;--bg-2: #1C1C21;--bg-3: #27272A;--border: #27272A;--border-hover: #3F3F46;--text-0: #FAFAFA;--text-1: #D4D4D8;--text-2: #A1A1AA;--text-3: #71717A;--primary: #818CF8;--primary-hover: #A5B4FC;--primary-bg: rgba(129,140,248,.1);--accent: #F59E0B;--accent-bg: rgba(245,158,11,.1);--gradient-start: #6366F1;--gradient-end: #8B5CF6}[data-theme=light]{--bg-0: #FFFFFF;--bg-1: #F9FAFB;--bg-2: #F3F4F6;--bg-3: #E5E7EB;--border: #E5E7EB;--border-hover: #D1D5DB;--text-0: #111827;--text-1: #374151;--text-2: #6B7280;--text-3: #9CA3AF;--primary: #4F46E5;--primary-hover: #6366F1;--primary-bg: rgba(79,70,229,.06);--accent: #D97706;--accent-bg: rgba(217,119,6,.06);--gradient-start: #4F46E5;--gradient-end: #7C3AED}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font);background:var(--bg-0);color:var(--text-1);line-height:1.7;font-size:17px;-webkit-font-smoothing:antialiased}.site-header{background:var(--bg-1);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px)}.header-inner{max-width:var(--max-w-wide);margin:0 auto;padding:0 24px;height:64px;display:flex;align-items:center;justify-content:space-between}.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--text-0)}.logo-icon{width:38px;height:38px;background:linear-gradient(135deg,var(--gradient-start),var(--gradient-end));border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:20px}.logo-text{font-size:20px;font-weight:800;letter-spacing:-.5px}.logo-tagline{color:var(--text-3);font-size:12px;margin-left:12px;display:none}@media(min-width:768px){.logo-tagline{display:inline}}.header-actions{display:flex;align-items:center;gap:8px}.theme-btn{width:40px;height:40px;border-radius:10px;border:1px solid var(--border);background:var(--bg-2);cursor:pointer;font-size:16px;display:flex;align-items:center;justify-content:center;transition:all var(--transition);color:var(--text-2)}.theme-btn:hover{background:var(--bg-3);border-color:var(--border-hover);color:var(--text-0)}[data-theme=dark] .theme-btn .icon-sun{display:inline}[data-theme=dark] .theme-btn .icon-moon,[data-theme=light] .theme-btn .icon-sun{display:none}[data-theme=light] .theme-btn .icon-moon{display:inline}.cat-nav{background:var(--bg-1);border-bottom:1px solid var(--border);overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none}.cat-nav::-webkit-scrollbar{display:none}.cat-nav-inner{max-width:var(--max-w-wide);margin:0 auto;padding:0 24px;display:flex;gap:2px}.cat-link{padding:10px 14px;font-size:13px;font-weight:500;color:var(--text-3);text-decoration:none;white-space:nowrap;border-bottom:2px solid transparent;transition:all var(--transition)}.cat-link:hover{color:var(--text-0)}.cat-link.active{color:var(--primary);border-bottom-color:var(--primary);font-weight:600}.site-main{max-width:var(--max-w);margin:0 auto;padding:48px 24px 80px}.site-main.wide{max-width:var(--max-w-wide)}h1{font-size:2.4rem;font-weight:800;letter-spacing:-1px;line-height:1.15;color:var(--text-0);margin-bottom:16px}h2{font-size:1.6rem;font-weight:700;letter-spacing:-.5px;color:var(--text-0);margin:48px 0 16px}h3{font-size:1.2rem;font-weight:600;color:var(--text-0);margin:32px 0 12px}p{margin-bottom:20px}a{color:var(--primary);text-decoration:none}a:hover{color:var(--primary-hover)}img{max-width:100%;height:auto;border-radius:var(--radius);margin:24px 0}ul,ol{margin:0 0 20px 24px}li{margin-bottom:8px}blockquote{border-left:3px solid var(--primary);padding:16px 20px;margin:28px 0;background:var(--primary-bg);border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:var(--text-1);font-style:italic}code{background:var(--bg-2);padding:2px 8px;border-radius:6px;font-size:.88em}pre{background:var(--bg-2);padding:20px;border-radius:var(--radius-sm);overflow-x:auto;margin:24px 0;border:1px solid var(--border)}pre code{background:none;padding:0}table{width:100%;border-collapse:collapse;margin:24px 0;font-size:.9em}th,td{padding:12px 16px;border:1px solid var(--border);text-align:left}th{background:var(--bg-2);font-weight:600;color:var(--text-0)}.tag{display:inline-block;background:var(--bg-2);color:var(--text-2);padding:3px 12px;border-radius:20px;font-size:12px;font-weight:500;margin:2px 3px;border:1px solid var(--border);transition:all var(--transition)}.tag:hover{background:var(--primary-bg);color:var(--primary);border-color:var(--primary)}.category-badge{display:inline-flex;align-items:center;gap:6px;padding:4px 14px;border-radius:20px;font-size:12px;font-weight:600;color:#fff}.meta{color:var(--text-3);font-size:14px;margin-bottom:32px}.post-card{background:var(--bg-1);border:1px solid var(--border);border-radius:var(--radius);padding:28px;margin-bottom:16px;transition:all var(--transition)}.post-card:hover{border-color:var(--border-hover);box-shadow:0 8px 32px #00000014;transform:translateY(-2px)}.post-card-meta{display:flex;align-items:center;gap:10px;margin-bottom:12px}.post-card-date{color:var(--text-3);font-size:13px}.post-card-title{font-size:1.3rem;font-weight:700;letter-spacing:-.3px;margin-bottom:8px}.post-card-title a{color:var(--text-0);text-decoration:none;transition:color var(--transition)}.post-card-title a:hover{color:var(--primary)}.post-card-desc{color:var(--text-2);font-size:15px;line-height:1.6;margin-bottom:0}.post-card-tags{margin-top:14px}.hero{text-align:center;padding:48px 0 40px}.hero-icon{font-size:48px;margin-bottom:16px}.hero h1{font-size:2.8rem;background:linear-gradient(135deg,var(--gradient-start),var(--gradient-end));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:12px}.hero p{color:var(--text-2);font-size:18px;max-width:520px;margin:0 auto}.empty-state{text-align:center;padding:80px 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