:root{--bg-primary: #ffffff;--bg-secondary: #fafafa;--bg-code: #f5f5f5;--text-primary: #1a1a1a;--text-secondary: #666666;--accent: #007acc;--border: #e0e0e0}@media (prefers-color-scheme: dark){:root{--bg-primary: #1a1a1a;--bg-secondary: #252525;--bg-code: #2d2d2d;--text-primary: #ffffff;--text-secondary: #a0a0a0;--accent: #4da6ff;--border: #404040}}*{margin:0;padding:0;box-sizing:border-box}html{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Inter,Helvetica Neue,Arial,sans-serif;font-size:16px;line-height:1.6;background-color:var(--bg-primary);color:var(--text-primary)}body{min-height:100vh;display:flex;flex-direction:column}a{color:var(--accent);text-decoration:none;transition:opacity .2s ease}a:hover{opacity:.8}.header{padding:1.5rem 2rem;border-bottom:1px solid var(--border);background-color:var(--bg-primary);position:sticky;top:0;z-index:100}.nav{max-width:900px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;gap:1rem}.logo{font-size:1.25rem;font-weight:700;color:var(--text-primary)}.header-img{width:100px;height:auto;border-radius:6px;flex-shrink:0}.nav-right{display:flex;align-items:center;justify-content:flex-end;gap:1rem;flex:1;min-width:0;flex-wrap:wrap}.nav-links{display:flex;gap:2rem;flex-wrap:wrap}.nav-links a{color:var(--text-secondary);font-size:.9rem}.nav-links a:hover{color:var(--accent)}.nav-search{position:relative;display:flex;align-items:center;gap:.5rem}.nav-search-input{width:11rem;border:1px solid var(--border);border-radius:999px;background-color:var(--bg-secondary);color:var(--text-primary);font:inherit;font-size:.88rem;padding:.55rem .9rem}.nav-search-input:focus{outline:2px solid rgba(0,122,204,.16);border-color:var(--accent)}.nav-search-button{border:none;border-radius:999px;background-color:var(--accent);color:#fff;font:inherit;font-size:.85rem;font-weight:600;padding:.58rem .95rem;cursor:pointer}.main{flex:1;max-width:900px;margin:0 auto;padding:3rem 2rem;width:100%}.footer{text-align:center;padding:2rem;color:var(--text-secondary);font-size:.875rem;border-top:1px solid var(--border)}h1,h2,h3{color:var(--text-primary);margin-bottom:1rem}h1{font-size:2.5rem;font-weight:700;line-height:1.2}h2{font-size:1.75rem;font-weight:600;margin-top:3rem;padding-bottom:.5rem;border-bottom:1px solid var(--border)}h3{font-size:1.25rem;font-weight:600}p{margin-bottom:1rem;color:var(--text-secondary)}code{background-color:var(--bg-code);padding:.2em .4em;border-radius:4px;font-family:Monaco,Consolas,monospace;font-size:.9em}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@media (max-width: 768px){html{font-size:15px}.header{padding:.75rem .85rem}.nav{flex-direction:column;gap:.75rem}.nav-right{width:100%;justify-content:center;flex-direction:column;gap:.6rem}.nav-links{gap:.6rem .9rem;justify-content:center;flex-wrap:wrap}.nav-links a{font-size:.82rem;white-space:nowrap}.nav-search{width:100%;max-width:100%}.nav-search-input{width:100%;font-size:.82rem;padding:.45rem .75rem}.nav-search-button{font-size:.8rem;padding:.5rem .75rem}.header-img{width:60px}.logo{font-size:1.1rem}.main{padding:1.25rem .9rem}h1{font-size:1.6rem;line-height:1.3;word-break:break-word}h2{font-size:1.3rem;margin-top:2rem}h3{font-size:1.1rem}p{font-size:.95rem;line-height:1.7}table{display:block;overflow-x:auto;white-space:nowrap;-webkit-overflow-scrolling:touch}pre,code{font-size:.85rem;overflow-x:auto;white-space:pre-wrap;word-wrap:break-word}img{height:auto;display:block}.featured-grid,.card-grid{grid-template-columns:1fr!important;gap:1rem!important}ul,ol{padding-left:1.2rem;margin-bottom:1rem}li{margin-bottom:.5rem;line-height:1.6}}@media (max-width: 480px){html{font-size:14px}.header{padding:.6rem .7rem}.nav-links{gap:.5rem .7rem}.nav-links a{font-size:.78rem}.header-img{width:50px}.logo{font-size:1rem}.main{padding:1rem .75rem}h1{font-size:1.45rem}h2{font-size:1.2rem}button,.button,a.button{min-height:44px;min-width:44px;padding:.6rem 1rem}input,select,textarea{font-size:16px!important}}@media (max-height: 500px) and (orientation: landscape){.header{position:relative}.nav{flex-direction:row;flex-wrap:wrap}.nav-right{flex-direction:row}}img{max-width:100%;height:auto}body{overflow-x:hidden}
