:root{--bg-primary: #ffffff;--bg-secondary: #f6f8fa;--bg-tertiary: #ffffff;--text-primary: #24292f;--text-secondary: #57606a;--text-tertiary: #6e7781;--border-color: #d0d7de;--border-subtle: #eaeef2;--link-color: #0969da;--link-hover: #0550ae;--accent-color: #0969da;--accent-emphasis: #0550ae;--success-color: #1a7f37;--code-bg: #f6f8fa;--code-border: #d0d7de;--shadow-sm: 0 1px 0 rgba(27,31,36,.04);--shadow-md: 0 3px 6px rgba(140,149,159,.15);--shadow-lg: 0 8px 24px rgba(140,149,159,.2)}[data-theme=dark]{--bg-primary: #0d1117;--bg-secondary: #161b22;--bg-tertiary: #21262d;--text-primary: #c9d1d9;--text-secondary: #8b949e;--text-tertiary: #6e7681;--border-color: #30363d;--border-subtle: #21262d;--link-color: #58a6ff;--link-hover: #79c0ff;--accent-color: #58a6ff;--accent-emphasis: #1f6feb;--success-color: #3fb950;--code-bg: #161b22;--code-border: #30363d;--shadow-sm: 0 0 transparent;--shadow-md: 0 3px 6px #010409;--shadow-lg: 0 8px 24px rgba(1,4,9,.4)}*{margin:0;padding:0;box-sizing:border-box}html{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background-color:var(--bg-primary);color:var(--text-primary);line-height:1.7;transition:background-color .3s ease,color .3s ease;font-size:16px}@media(max-width:768px){html{font-size:15px}}body{min-height:100vh;display:flex;flex-direction:column}.container{max-width:1200px;margin:0 auto;padding:0 1.5rem;width:100%}header{background-color:var(--bg-tertiary);border-bottom:1px solid var(--border-color);padding:1rem 0;position:sticky;top:0;z-index:100;backdrop-filter:blur(8px)}nav{display:flex;justify-content:space-between;align-items:center}.logo{display:flex;align-items:center;gap:.75rem;font-size:1.35rem;font-weight:600;color:var(--text-primary);text-decoration:none;transition:opacity .2s ease}.logo:hover{opacity:.8;text-decoration:none}.logo-icon{width:36px;height:36px;color:var(--link-color)}.logo-text{font-weight:600;letter-spacing:-.02em}.logo-accent{color:var(--accent-color);font-weight:700}#theme-toggle{background:none;border:1px solid var(--border-color);border-radius:6px;cursor:pointer;padding:.5rem;display:flex;align-items:center;justify-content:center;transition:all .2s ease;color:var(--text-secondary)}#theme-toggle:hover{background-color:var(--bg-secondary);border-color:var(--text-secondary)}.sun-icon{display:none}.moon-icon,[data-theme=dark] .sun-icon{display:block}[data-theme=dark] .moon-icon{display:none}main{flex:1;padding:2rem 0}footer{border-top:1px solid var(--border-color);padding:2rem 0;text-align:center;color:var(--text-secondary);font-size:.9rem}h1{font-size:2.75rem;font-weight:700;margin-bottom:1.25rem;color:var(--text-primary);letter-spacing:-.03em;line-height:1.2}h2{font-size:2rem;font-weight:600;margin:3rem 0 1.25rem;color:var(--text-primary);letter-spacing:-.02em;line-height:1.3}h3{font-size:1.5rem;font-weight:600;margin:2rem 0 1rem;color:var(--text-primary);letter-spacing:-.01em;line-height:1.4}h4{font-size:1.25rem;font-weight:600;margin:1.5rem 0 .75rem;color:var(--text-primary)}@media(max-width:768px){h1{font-size:2.25rem}h2{font-size:1.75rem}h3{font-size:1.35rem}}a{color:var(--link-color);text-decoration:none;transition:color .2s ease}a:hover{color:var(--link-hover);text-decoration:underline}code{background-color:var(--code-bg);padding:.2em .4em;border-radius:6px;font-family:JetBrains Mono,ui-monospace,SFMono-Regular,SF Mono,Menlo,Consolas,Liberation Mono,monospace;font-size:85%;font-weight:400}pre{background-color:var(--code-bg);padding:16px;border-radius:6px;overflow-x:auto;margin:1.5rem 0;border:1px solid var(--code-border);line-height:1.45}pre code{background:none;padding:0;border:none;font-size:85%}p{margin:1.25rem 0;max-width:70ch}ul,ol{margin:1.25rem 0;padding-left:2rem}li{margin:.625rem 0;line-height:1.6}li>code{margin:0 .125rem}strong{font-weight:600;color:var(--text-primary)}table{width:100%;border-collapse:collapse;margin:1.5rem 0;border:1px solid var(--border-color);border-radius:6px;overflow:hidden}th,td{border:1px solid var(--border-color);padding:.5rem .75rem;text-align:left}th{background-color:var(--bg-secondary);font-weight:600;font-size:.875rem}tbody tr:nth-child(2n){background-color:var(--bg-secondary)}tbody tr:hover{background-color:var(--bg-secondary)}