:root{--rfc-bg:#fff;--rfc-text:#1a1a1a;--rfc-text-muted:#666;--rfc-text-secondary:#4a4a4a;--rfc-border:#d0d0d0;--rfc-border-light:#e8e8e8;--rfc-link:#06c;--rfc-link-hover:#049;--rfc-link-visited:#551a8b;--rfc-code-bg:#f5f5f5;--rfc-code-border:#d8d8d8;--rfc-code-text:#2e2e2e;--rfc-sidebar-bg:#fafafa;--rfc-sidebar-border:#e0e0e0;--rfc-sidebar-hover:#f0f0f0;--rfc-sidebar-active:#e8e8e8;--rfc-header-bg:#f8f8f8;--rfc-header-border:#d0d0d0;--severity-E:#c0392b;--severity-B:#e74c3c;--severity-C:#e67e22;--severity-W:#f39c12;--severity-H:#27ae60;--severity-S:#2ecc71;--severity-K:#16a085;--severity-I:#3498db;--severity-T:#95a5a6;--spacing-xs:0.25rem;--spacing-sm:0.5rem;--spacing-md:1rem;--spacing-lg:1.5rem;--spacing-xl:2rem;--spacing-2xl:3rem;--font-sans:-apple-system,BlinkMacSystemFont,"Segoe UI","Roboto","Oxygen","Ubuntu","Cantarell","Fira Sans","Droid Sans","Helvetica Neue",sans-serif;--font-mono:"Consolas","Monaco","Courier New",monospace;--sidebar-width:260px;--header-height:60px;--max-content-width:1000px}[data-theme=dark]{--rfc-bg:#111827;--rfc-text:#f9fafb;--rfc-text-muted:#9ca3af;--rfc-text-secondary:#d1d5db;--rfc-border:#374151;--rfc-border-light:#4b5563;--rfc-link:#60a5fa;--rfc-link-hover:#93c5fd;--rfc-link-visited:#c084fc;--rfc-code-bg:#1f2937;--rfc-code-border:#374151;--rfc-code-text:#e5e7eb;--rfc-sidebar-bg:#1f2937;--rfc-sidebar-border:#374151;--rfc-sidebar-hover:#374151;--rfc-sidebar-active:#4b5563;--rfc-header-bg:#1f2937;--rfc-header-border:#374151;--severity-E:#e74c3c;--severity-B:#ec7063;--severity-C:#f39c12;--severity-W:#f4d03f;--severity-H:#2ecc71;--severity-S:#58d68d;--severity-K:#48c9b0;--severity-I:#5dade2;--severity-T:#bdc3c7}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--rfc-bg:#111827;--rfc-text:#f9fafb;--rfc-text-muted:#9ca3af;--rfc-text-secondary:#d1d5db;--rfc-border:#374151;--rfc-border-light:#4b5563;--rfc-link:#60a5fa;--rfc-link-hover:#93c5fd;--rfc-link-visited:#c084fc;--rfc-code-bg:#1f2937;--rfc-code-border:#374151;--rfc-code-text:#e5e7eb;--rfc-sidebar-bg:#1f2937;--rfc-sidebar-border:#374151;--rfc-sidebar-hover:#374151;--rfc-sidebar-active:#4b5563;--rfc-header-bg:#1f2937;--rfc-header-border:#374151;--severity-E:#e74c3c;--severity-B:#ec7063;--severity-C:#f39c12;--severity-W:#f4d03f;--severity-H:#2ecc71;--severity-S:#58d68d;--severity-K:#48c9b0;--severity-I:#5dade2;--severity-T:#bdc3c7}}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;scroll-behavior:smooth}body{font-family:var(--font-sans);color:var(--rfc-text);background-color:var(--rfc-bg);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;transition:background-color .2s ease,color .2s ease}.rfc-layout{display:flex;min-height:100vh;flex-direction:column}.rfc-content-wrapper{display:flex;flex:1 1;padding-top:var(--header-height)}.rfc-sidebar{width:var(--sidebar-width);background-color:var(--rfc-sidebar-bg);border-right:1px solid var(--rfc-sidebar-border);position:fixed;top:var(--header-height);bottom:0;left:0;overflow-y:auto;padding:var(--spacing-lg);z-index:100}.rfc-main{flex:1 1;margin-left:var(--sidebar-width);padding:var(--spacing-xl);max-width:calc(var(--max-content-width) + var(--sidebar-width))}.rfc-container{max-width:var(--max-content-width);margin:0 auto}.rfc-header{position:fixed;top:0;left:0;right:0;height:var(--header-height);background-color:var(--rfc-header-bg);border-bottom:1px solid var(--rfc-header-border);z-index:1000}.rfc-header-inner{justify-content:space-between;height:100%;padding:0 var(--spacing-xl);max-width:1800px;margin:0 auto}.rfc-header-inner,.rfc-logo{display:flex;align-items:center}.rfc-logo{gap:var(--spacing-md);text-decoration:none;color:var(--rfc-text);font-weight:600;font-size:1.125rem}.rfc-logo:hover{color:var(--rfc-link)}.rfc-nav{display:flex;gap:var(--spacing-lg)}.rfc-nav a{text-decoration:none;color:var(--rfc-text-secondary);font-size:.9375rem;padding:var(--spacing-sm) var(--spacing-md);border-radius:4px;transition:all .2s ease}.rfc-nav a.active,.rfc-nav a:hover{color:var(--rfc-link);background-color:var(--rfc-sidebar-hover)}.hamburger-button{display:none;align-items:center;justify-content:center;width:44px;height:44px;padding:0;background:transparent;border:none;cursor:pointer;border-radius:8px;transition:background-color .2s ease;margin-right:var(--spacing-md)}.hamburger-button:hover{background-color:var(--rfc-sidebar-hover)}.hamburger-icon{display:flex;flex-direction:column;justify-content:center;align-items:center;width:24px;height:24px;position:relative}.hamburger-icon 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var(--spacing-md);text-decoration:none;color:var(--rfc-text-secondary);font-size:.9375rem;border-radius:4px;transition:all .2s ease}.rfc-sidebar-nav a:hover{background-color:var(--rfc-sidebar-hover);color:var(--rfc-text)}.rfc-sidebar-nav a.active{background-color:var(--rfc-sidebar-active);color:var(--rfc-link);font-weight:500}.rfc-sidebar-nav-nested{list-style:none;padding-left:0;margin-top:var(--spacing-xs);margin-bottom:var(--spacing-xs)}.rfc-sidebar-nav-nested li{margin-bottom:0}.rfc-sidebar-nav a.nested{padding-left:var(--spacing-xl);font-size:.875rem;color:var(--rfc-text-muted)}.rfc-sidebar-nav a.nested:hover{color:var(--rfc-text)}.rfc-sidebar-nav a.nested.active{color:var(--rfc-link);font-weight:500}.rfc-sidebar-nav-label{display:block;padding:var(--spacing-sm) var(--spacing-md);color:var(--rfc-text);font-size:.9375rem;font-weight:500;cursor:default}.rfc-doc-header{margin-bottom:var(--spacing-2xl);padding-bottom:var(--spacing-xl);border-bottom:2px solid var(--rfc-border)}.rfc-doc-meta{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));grid-gap:var(--spacing-md);gap:var(--spacing-md);margin-bottom:var(--spacing-xl);padding:var(--spacing-lg);background-color:var(--rfc-code-bg);border:1px solid var(--rfc-border-light);border-radius:4px}.rfc-doc-meta-row{display:flex;flex-direction:column;gap:var(--spacing-xs)}.rfc-doc-meta-label{font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--rfc-text-muted)}.rfc-doc-meta-value{font-size:.9375rem;color:var(--rfc-text)}.rfc-doc-title{font-size:2.5rem;font-weight:700;line-height:1.2;margin-bottom:var(--spacing-md);color:var(--rfc-text)}.rfc-doc-subtitle{font-size:1.125rem;color:var(--rfc-text-secondary);line-height:1.5}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.3;color:var(--rfc-text);margin-top:var(--spacing-xl);margin-bottom:var(--spacing-md)}h1{font-size:2rem}h2{font-size:1.75rem;border-bottom:1px solid var(--rfc-border-light);padding-bottom:var(--spacing-sm)}h3{font-size:1.5rem}h4{font-size:1.25rem}h5{font-size:1.125rem}h6{font-size:1rem}h1:first-child,h2:first-child,h3:first-child{margin-top:0}p{margin-bottom:var(--spacing-md);line-height:1.7}a{color:var(--rfc-link);text-decoration:none}a:hover{color:var(--rfc-link-hover);text-decoration:underline}a:visited{color:var(--rfc-link-visited)}strong{font-weight:600}em{font-style:italic}.rfc-anchor{color:var(--rfc-border);text-decoration:none;margin-left:var(--spacing-sm);opacity:0;transition:opacity .2s ease}h2:hover .rfc-anchor,h3:hover .rfc-anchor,h4:hover .rfc-anchor{opacity:1}.rfc-anchor:hover{color:var(--rfc-link);text-decoration:none}ol,ul{margin-bottom:var(--spacing-md);padding-left:var(--spacing-xl)}li{line-height:1.7}li,li>ol,li>ul{margin-bottom:var(--spacing-sm)}li>ol,li>ul{margin-top:var(--spacing-sm)}dl{margin-bottom:var(--spacing-md)}dt{font-weight:600;margin-top:var(--spacing-md);margin-bottom:var(--spacing-xs)}dt:first-child{margin-top:0}dd{margin-left:var(--spacing-xl);margin-bottom:var(--spacing-md);line-height:1.7}code{font-size:.875em;padding:.125em .375em;border-radius:3px;color:var(--rfc-code-text)}code,pre{font-family:var(--font-mono);background-color:var(--rfc-code-bg);border:1px solid var(--rfc-code-border)}pre{font-size:.875rem;line-height:1.6;border-radius:4px;padding:var(--spacing-lg);margin-bottom:var(--spacing-lg);overflow-x:auto}pre code{background:none;border:none;padding:0;font-size:inherit}table{width:100%;border-collapse:collapse;margin-bottom:var(--spacing-lg);font-size:.9375rem}td,th{text-align:left;padding:var(--spacing-md);border:1px solid var(--rfc-border)}th{background-color:var(--rfc-code-bg);font-weight:600;color:var(--rfc-text)}tr:nth-child(2n){background-color:var(--rfc-sidebar-bg)}table.rfc-table-compact td,table.rfc-table-compact th{padding:var(--spacing-sm) var(--spacing-md);font-size:.875rem}blockquote{border-left:4px solid var(--rfc-border);padding-left:var(--spacing-lg);margin:var(--spacing-lg) 0;color:var(--rfc-text-secondary);font-style:italic}.rfc-note{padding:var(--spacing-lg);border-radius:4px;margin-top:var(--spacing-xl);margin-bottom:var(--spacing-xl);border-left:4px solid}.rfc-note-title{font-weight:600;margin-bottom:var(--spacing-sm)}.rfc-note-info{background-color:#eff6ff;border-color:var(--severity-I);color:#1e3a8a}.rfc-note-info .rfc-note-title{color:var(--severity-I)}.rfc-note-warn{background-color:#fef3c7;border-color:var(--severity-W);color:#78350f}.rfc-note-warn .rfc-note-title{color:var(--severity-W)}.rfc-note-error{background-color:#fee2e2;border-color:var(--severity-E);color:#7f1d1d}.rfc-note-error .rfc-note-title{color:var(--severity-E)}.rfc-must{font-weight:600;padding:.125em .375em;border-radius:3px;font-size:.875em}.rfc-must-required{background-color:#fee2e2;color:#991b1b}.rfc-must-recommended{background-color:#fef3c7;color:#78350f}.rfc-must-optional{background-color:#dbeafe;color:#1e3a8a}.rfc-code-example{display:flex;align-items:center;gap:var(--spacing-xs);font-family:var(--font-mono);font-size:.875rem;padding:var(--spacing-md);background-color:var(--rfc-code-bg);border:1px solid var(--rfc-code-border);border-radius:4px;margin-bottom:var(--spacing-lg)}.rfc-code-example .part{padding:.125em .375em;border-radius:3px}.rfc-code-example .severity{font-weight:700}.rfc-code-example .component{color:#2563eb}.rfc-code-example .primary{color:#7c3aed}.rfc-code-example .sequence{color:#059669}.rfc-code-example .arrow,.rfc-code-example .hash{color:var(--rfc-text-muted)}.rfc-severity{display:inline-flex;align-items:center;justify-content:center;min-width:1.5rem;height:1.5rem;padding:0 .375rem;border-radius:3px;font-weight:700;font-size:.75rem;font-family:var(--font-mono);color:#fff}.rfc-severity-E{background-color:var(--severity-E)}.rfc-severity-B{background-color:var(--severity-B)}.rfc-severity-C{background-color:var(--severity-C)}.rfc-severity-W{background-color:var(--severity-W)}.rfc-severity-H{background-color:var(--severity-H)}.rfc-severity-S{background-color:var(--severity-S)}.rfc-severity-K{background-color:var(--severity-K)}.rfc-severity-I{background-color:var(--severity-I)}.rfc-severity-T{background-color:var(--severity-T)}.rfc-toc{background-color:var(--rfc-code-bg);border:1px solid var(--rfc-border-light);border-radius:4px;padding:var(--spacing-lg)}.rfc-toc-title{font-size:.875rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--rfc-text-muted);margin-bottom:var(--spacing-md)}.rfc-toc-list{list-style:none;padding-left:0;counter-reset:toc-counter}.rfc-toc-item{margin-bottom:var(--spacing-sm)}.rfc-toc-list a{display:block;padding:var(--spacing-xs) var(--spacing-sm);text-decoration:none;color:var(--rfc-text-secondary);border-radius:3px;transition:all .2s ease;line-height:1.4}.rfc-toc-list a:hover{color:var(--rfc-link);background-color:var(--rfc-sidebar-hover)}.rfc-toc-list a.active{color:var(--rfc-link);background-color:var(--rfc-sidebar-active);font-weight:500}.rfc-toc-level-2{margin-left:0}.rfc-toc-level-3{margin-left:var(--spacing-lg)}.rfc-toc-level-3 a{font-size:.875rem;color:var(--rfc-text-muted)}.rfc-toc-level-4{margin-left:var(--spacing-xl)}.rfc-toc-level-4 a{font-size:.8125rem;color:var(--rfc-text-muted)}.rfc-toc-inline{margin-bottom:var(--spacing-xl);position:relative}.rfc-toc-floating{position:fixed;top:calc(var(--header-height) + var(--spacing-xl));right:var(--spacing-xl);width:240px;max-height:calc(100vh - var(--header-height) - var(--spacing-xl) * 2);overflow-y:auto;z-index:50;margin-bottom:0}.rfc-toc-floating::-webkit-scrollbar{width:4px}.rfc-toc-floating::-webkit-scrollbar-track{background:transparent}.rfc-toc-floating::-webkit-scrollbar-thumb{background:var(--rfc-border);border-radius:2px}.rfc-toc-floating::-webkit-scrollbar-thumb:hover{background:var(--rfc-text-muted)}@media (min-width:1400px){.rfc-main.has-toc{margin-right:280px}}@media (max-width:1200px){.rfc-toc-floating{position:relative;top:auto;right:auto;width:100%;max-height:none;margin-bottom:var(--spacing-xl)}}.rfc-footer{margin-top:var(--spacing-2xl);padding:var(--spacing-xl) 0;border-top:1px solid var(--rfc-border);color:var(--rfc-text-muted);font-size:.875rem;text-align:center}.rfc-footer a,.rfc-print-button{color:var(--rfc-text-secondary)}.rfc-print-button{display:inline-flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-md);background-color:var(--rfc-header-bg);border:1px solid var(--rfc-border);border-radius:4px;font-size:.9375rem;font-family:var(--font-sans);cursor:pointer;transition:all .2s ease}.rfc-print-button:hover{background-color:var(--rfc-sidebar-hover);border-color:var(--rfc-link);color:var(--rfc-link)}.rfc-print-button-icon{font-size:1.125rem;line-height:1}.rfc-print-button-text{font-weight:500}@media print{.rfc-print-button{display:none}}.rfc-text-muted{color:var(--rfc-text-muted)}.rfc-text-secondary{color:var(--rfc-text-secondary)}.rfc-font-mono{font-family:var(--font-mono)}.rfc-mt-0{margin-top:0}.rfc-mb-0{margin-bottom:0}.rfc-mb-sm{margin-bottom:var(--spacing-sm)}.rfc-mb-md{margin-bottom:var(--spacing-md)}.rfc-mb-lg{margin-bottom:var(--spacing-lg)}.rfc-mb-xl{margin-bottom:var(--spacing-xl)}@media (max-width:900px){.hamburger-button{display:flex}.rfc-nav,.rfc-sidebar{display:none}.rfc-content-wrapper{flex-direction:column}.rfc-main{margin-left:0;padding:var(--spacing-lg)}.rfc-doc-title{font-size:2rem}h2{font-size:1.5rem}h3{font-size:1.25rem}table{font-size:.875rem}td,th{padding:var(--spacing-sm)}.rfc-toc-floating{display:none}}@media (max-width:600px){.rfc-header-inner{padding:0 var(--spacing-md)}.rfc-nav{gap:var(--spacing-sm)}.rfc-nav a{padding:var(--spacing-xs) var(--spacing-sm);font-size:.875rem}.rfc-doc-meta{grid-template-columns:1fr}.rfc-main,pre{padding:var(--spacing-md)}pre{font-size:.8125rem}}@media print{.hamburger-button,.mobile-drawer,.mobile-drawer-backdrop,.mobile-toc-backdrop,.mobile-toc-fab,.mobile-toc-panel,.rfc-anchor,.rfc-header,.rfc-print-button,.rfc-sidebar,.rfc-toc-floating{display:none}.rfc-content-wrapper{padding-top:0}.rfc-main{margin-left:0;padding:0}body{font-size:12pt;line-height:1.5}h2{page-break-after:avoid}pre,table{page-break-inside:avoid}}