:root{--bg: #0a0a0f;--bg-surface: #12121a;--bg-elevated: #1a1a26;--bg-code: #0d0d14;--border: #2a2a3a;--border-subtle: #1e1e2e;--text: #c8c8d8;--text-muted: #7a7a8e;--text-bright: #e8e8f0;--accent: #6e8bef;--accent-dim: #4a62b0;--accent-glow: rgba(110, 139, 239, 0.15);--green: #5fcc8a;--yellow: #d4a843;--red: #e05555;--cyan: #56c8d8;--mono: 'Berkeley Mono', 'JetBrains Mono', 'Fira Code', 'SF Mono', 'Cascadia Code', monospace;--sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif}*{margin:0;padding:0;box-sizing:border-box}html{font-size:15px;scroll-behavior:smooth}body{font-family:var(--mono);background:var(--bg);color:var(--text);line-height:1.7;-webkit-font-smoothing:antialiased}::selection{background:var(--accent);color:var(--bg)}a{color:var(--accent);text-decoration:none;transition:color 0.15s}a:hover{color:var(--text-bright)}h1,h2,h3,h4,h5,h6{color:var(--text-bright);font-weight:600;letter-spacing:-0.02em}h1{font-size:1.8rem;margin:2rem 0 1rem}h2{font-size:1.35rem;margin:2.5rem 0 0.75rem;padding-bottom:0.4rem;border-bottom:1px solid var(--border-subtle)}h3{font-size:1.1rem;margin:1.8rem 0 0.5rem}h4{font-size:0.95rem;margin:1.2rem 0 0.4rem;color:var(--text)}p{margin:0.6rem 0}code{font-family:var(--mono);font-size:0.88em;background:var(--bg-code);border:1px solid var(--border-subtle);border-radius:3px;padding:0.15em 0.4em}pre{background:var(--bg-code);border:1px solid var(--border);border-radius:4px;padding:1rem 1.2rem;overflow-x:auto;margin:1rem 0;line-height:1.5}pre code{background:none;border:none;padding:0;font-size:0.85rem}table{width:100%;border-collapse:collapse;margin:1rem 0;font-size:0.9rem}table th,table td{text-align:left;padding:0.5rem 0.8rem;border-bottom:1px solid var(--border-subtle)}table th{color:var(--text-muted);font-weight:500;font-size:0.8rem;text-transform:uppercase;letter-spacing:0.05em}table tr:hover td{background:var(--bg-elevated)}ul,ol{margin:0.5rem 0;padding-left:1.5rem}ul li,ol li{margin:0.25rem 0}blockquote{border-left:3px solid var(--accent-dim);padding:0.5rem 1rem;margin:1rem 0;background:var(--accent-glow);border-radius:0 4px 4px 0}blockquote p{margin:0.3rem 0}hr{border:none;border-top:1px solid var(--border-subtle);margin:2rem 0}.site-wrapper{display:flex;min-height:100vh}.sidebar{width:280px;min-width:280px;background:var(--bg-surface);border-right:1px solid var(--border);padding:1.5rem 0;position:fixed;top:0;left:0;bottom:0;overflow-y:auto;z-index:100}.sidebar::-webkit-scrollbar{width:4px}.sidebar::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px}.sidebar-header{padding:0 1.2rem 1rem;border-bottom:1px solid var(--border-subtle);margin-bottom:1rem}.sidebar-header .logo-link{display:block;padding:0.2rem 0}.sidebar-header .logo-img{width:100%;max-width:180px;height:auto;display:block;opacity:0.95}.sidebar-header .version-line{font-size:0.68rem;color:var(--text-muted);margin-top:0.4rem;line-height:1.4;letter-spacing:0.02em}.sidebar-header .version-line::first-line{color:var(--accent)}.sidebar-header .download-link{display:block;margin-top:0.7rem;padding:0.4rem 0.7rem;background:var(--accent-glow);border:1px solid var(--accent-dim);border-radius:3px;color:var(--accent);font-size:0.75rem;text-align:center;transition:all 0.15s}.sidebar-header .download-link:hover{background:var(--accent-dim);color:var(--text-bright);border-color:var(--accent)}.nav-section{margin-bottom:0.5rem}.nav-section .nav-title{font-size:0.7rem;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:0.08em;padding:0.5rem 1.2rem 0.3rem}.nav-section a{display:block;padding:0.3rem 1.2rem 0.3rem 1.6rem;font-size:0.82rem;color:var(--text-muted);transition:all 0.15s;border-left:2px solid transparent}.nav-section a:hover{color:var(--text);background:var(--bg-elevated)}.nav-section a.active{color:var(--accent);border-left-color:var(--accent);background:var(--accent-glow)}.main-content{margin-left:280px;flex:1;min-width:0}.content-wrapper{max-width:820px;margin:0 auto;padding:2rem 3rem 4rem}.page-header{margin-bottom:2rem}.page-header .page-title{font-size:2rem;margin:0 0 0.5rem}.page-header .page-description{color:var(--text-muted);font-size:0.9rem}.hero{padding:3rem 0 2rem;text-align:center}.hero .hero-logo{display:block;margin:0 auto 1.2rem;max-width:380px;width:70%;height:auto}.hero .hero-title{font-size:3rem;font-weight:700;letter-spacing:0.15em;color:var(--text-bright);margin-bottom:0.5rem}.hero .hero-sub{font-size:1rem;color:var(--text-muted);max-width:600px;margin:0 auto}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit, minmax(180px, 1fr));gap:1rem;margin:2rem 0}.stat-grid .stat-card{background:var(--bg-surface);border:1px solid var(--border);border-radius:6px;padding:1rem 1.2rem;text-align:center}.stat-grid .stat-card .stat-value{font-size:1.6rem;font-weight:700;color:var(--accent)}.stat-grid .stat-card .stat-label{font-size:0.75rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:0.05em;margin-top:0.2rem}.feature-grid{display:grid;grid-template-columns:repeat(auto-fit, minmax(240px, 1fr));gap:1rem;margin:2rem 0}.feature-grid .feature-card{background:var(--bg-surface);border:1px solid var(--border);border-radius:6px;padding:1.2rem;transition:border-color 0.2s}.feature-grid .feature-card:hover{border-color:var(--accent-dim)}.feature-grid .feature-card h3{font-size:0.95rem;margin:0 0 0.4rem}.feature-grid .feature-card p{font-size:0.82rem;color:var(--text-muted);margin:0;line-height:1.5}.toc{position:fixed;right:2rem;top:3rem;width:200px;font-size:0.75rem}.toc .toc-title{color:var(--text-muted);text-transform:uppercase;letter-spacing:0.05em;font-weight:600;margin-bottom:0.5rem}.toc a{display:block;color:var(--text-muted);padding:0.2rem 0;border-left:1px solid var(--border-subtle);padding-left:0.8rem}.toc a:hover{color:var(--text);border-left-color:var(--accent-dim)}.menu-toggle{display:none;position:fixed;top:1rem;left:1rem;z-index:200;background:var(--bg-surface);border:1px solid var(--border);color:var(--text);padding:0.4rem 0.7rem;border-radius:4px;cursor:pointer;font-family:var(--mono);font-size:0.85rem}@media (max-width: 900px){.menu-toggle{display:block}.sidebar{transform:translateX(-100%);transition:transform 0.2s}.sidebar.open{transform:translateX(0)}.main-content{margin-left:0}.content-wrapper{padding:3.5rem 1.5rem 4rem}.toc{display:none}}@media (max-width: 1200px){.toc{display:none}}