*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}:root{--sidebar-width: 280px;--header-height: 56px;--gap: 16px;--bg: #fff;--bg-subtle: #f8f9fa;--border: #e0e0e0;--text: #333;--text-muted: #666;--text-link: #2563eb;--text-link-hover: #1d4ed8;--font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace}body{font-family:var(--font);color:var(--text);line-height:1.6;background:var(--bg)}a{color:var(--text-link);text-decoration:none}a:hover{color:var(--text-link-hover);text-decoration:underline}.header{position:fixed;top:0;left:0;right:0;height:var(--header-height);background:var(--bg);border-bottom:1px solid var(--border);z-index:100}.header-inner{max-width:1400px;margin:0 auto;height:100%;display:flex;align-items:center;padding:0 var(--gap);gap:var(--gap)}.logo{font-weight:700;font-size:1.1rem;color:var(--text);white-space:nowrap}.logo:hover{color:var(--text);text-decoration:none}.header-nav{flex:1}.header-right{display:flex;align-items:center;gap:var(--gap)}.lang-switcher{font-size:.875rem;white-space:nowrap}.search-box{position:relative}.search-box input{padding:6px 12px;border:1px solid var(--border);border-radius:6px;font-size:.875rem;width:200px;background:var(--bg-subtle)}.search-box input:focus{outline:2px solid var(--text-link);outline-offset:-1px;background:var(--bg)}#search-results{position:absolute;top:100%;right:0;width:320px;background:var(--bg);border:1px solid var(--border);border-radius:6px;box-shadow:0 4px 12px rgba(0,0,0,.1);z-index:200;max-height:400px;overflow-y:auto}.search-result-item{padding:8px 12px;border-bottom:1px solid var(--border)}.search-result-item:last-child{border-bottom:none}.search-result-item a{display:block}.search-result-empty{padding:12px;color:var(--text-muted);text-align:center}.container{display:flex;max-width:1400px;margin:0 auto;padding-top:var(--header-height);min-height:100vh}.sidebar{width:var(--sidebar-width);flex-shrink:0;border-right:1px solid var(--border);padding:var(--gap);overflow-y:auto;position:sticky;top:var(--header-height);height:calc(100vh - var(--header-height))}.sidebar-nav{font-size:.875rem}.sidebar-section{margin-bottom:12px}.sidebar-section-title{font-weight:600;color:var(--text);display:block;padding:4px 0}.sidebar-section-title:hover{color:var(--text-link);text-decoration:none}.sidebar-pages{list-style:none;padding-left:12px;margin:2px 0}.sidebar-pages li{margin:2px 0}.sidebar-link{color:var(--text-muted);display:block;padding:2px 0}.sidebar-link:hover{color:var(--text-link);text-decoration:none}.sidebar-link.active{color:var(--text-link)}.sidebar-link.active.leaf{font-weight:600;background:#eff6ff;border-left:3px solid var(--text-link);padding:2px 0 2px 9px;margin:0 -8px 0 0;border-radius:0 4px 4px 0}.sidebar-section-title.active{color:var(--text-link)}.sidebar-section-title.active.leaf{font-weight:600}.content{flex:1;min-width:0;padding:32px 40px;max-width:860px}.content h1{font-size:2rem;margin:0 0 24px;font-weight:700}.content h2{font-size:1.5rem;margin:32px 0 16px;font-weight:600;padding-bottom:8px;border-bottom:1px solid var(--border)}.content h3{font-size:1.25rem;margin:24px 0 12px;font-weight:600}.content p{margin:0 0 16px}.content ul,.content ol{margin:0 0 16px;padding-left:24px}.content li{margin:4px 0}.content pre{font-family:var(--font-mono);font-size:.875rem;line-height:1.5;margin:0 0 16px}.content code{font-family:var(--font-mono);font-size:.875em;background:var(--bg-subtle);padding:2px 6px;border-radius:3px}.content pre code{background:none;padding:0;border-radius:0}.content table{border-collapse:collapse;width:100%;margin:0 0 16px}.content th,.content td{border:1px solid var(--border);padding:8px 12px;text-align:left}.content th{background:var(--bg-subtle);font-weight:600}.content blockquote{border-left:4px solid var(--text-link);padding:8px 16px;margin:0 0 16px;background:var(--bg-subtle);color:var(--text-muted)}.content img{max-width:100%}.content hr{border:none;border-top:1px solid var(--border);margin:32px 0}.toc{background:var(--bg-subtle);border:1px solid var(--border);border-radius:6px;padding:12px 16px;margin:0 0 24px;font-size:.875rem}.toc li{margin:2px 0}.page-list{list-style:none;padding:0}.page-list li{padding:8px 0;border-bottom:1px solid var(--border)}.page-list li:last-child{border-bottom:none}.mermaid{text-align:center;margin:16px 0}.giallo-l{display:inline-block;min-height:1lh;width:100%}.giallo-ln{display:inline-block;user-select:none;margin-right:.4em;padding:.4em;min-width:3ch;text-align:right;opacity:.8}.z-code{border-radius:6px;padding:16px;overflow-x:auto}@media (max-width: 768px){.sidebar{display:none}.content{padding:24px 16px}.search-box input{width:120px}#search-results{width:280px}}