:root{--font-sans: "Outfit", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;--font-mono: "Roboto Mono", SFMono-Regular, Consolas, "Liberation Mono", Menlo, monospace;--bg-primary: #ffffff;--bg-secondary: #f8f9fb;--bg-tertiary: #f1f2f5;--border-color: #e1e4e8;--text-primary: #2d3135;--text-secondary: #5a6065;--text-muted: #8a9096;--brand-primary: #e87d0d;--brand-hover: #cf6d0a;--brand-primary-rgb: 232, 125, 13;--brand-secondary: #265787;--code-bg: #f4f5f7;--code-text: #c7254e;--code-block-bg: #f6f8fa;--code-block-text: #24292e;--alert-note-bg: rgba(38, 87, 135, .05);--alert-note-border: #265787;--alert-tip-bg: rgba(46, 125, 50, .05);--alert-tip-border: #2e7d32;--alert-warning-bg: rgba(232, 125, 13, .05);--alert-warning-border: #e87d0d;--alert-caution-bg: rgba(198, 40, 40, .05);--alert-caution-border: #c62828;--alert-important-bg: rgba(156, 39, 176, .05);--alert-important-border: #9c27b0;--sidebar-width: 280px;--toc-width: 240px;--header-height: 56px;--transition-speed: .25s;--border-radius: 8px}html.dark{--bg-primary: #18191b;--bg-secondary: #1f2023;--bg-tertiary: #131415;--border-color: #2e3034;--text-primary: #e1e4e6;--text-secondary: #a3a9ae;--text-muted: #6e747a;--brand-primary: #f5952d;--brand-hover: #fbb467;--brand-primary-rgb: 245, 149, 45;--brand-secondary: #4a8bcc;--code-bg: #2d3034;--code-text: #e06c75;--code-block-bg: #1e2227;--code-block-text: #abb2bf;--alert-note-bg: rgba(74, 139, 204, .08);--alert-note-border: #4a8bcc;--alert-tip-bg: rgba(76, 175, 80, .08);--alert-tip-border: #4caf50;--alert-warning-bg: rgba(245, 149, 45, .08);--alert-warning-border: #f5952d;--alert-caution-bg: rgba(239, 83, 80, .08);--alert-caution-border: #ef5350;--alert-important-bg: rgba(186, 104, 200, .08);--alert-important-border: 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var(--border-color);background-color:var(--bg-primary);display:flex;align-items:center;justify-content:space-between;padding:0 30px;position:sticky;top:0;z-index:90;transition:background-color var(--transition-speed),border-color var(--transition-speed)}.sidebar-menu-btn,.toc-toggle-btn{background:none;border:none;cursor:pointer;color:var(--text-secondary);width:36px;height:36px;display:none;align-items:center;justify-content:center;border-radius:6px;transition:background-color var(--transition-speed)}.sidebar-menu-btn:hover,.toc-toggle-btn:hover{background-color:var(--bg-secondary);color:var(--brand-primary)}.sidebar-menu-btn svg,.toc-toggle-btn svg{width:20px;height:20px}.breadcrumbs{font-size:.85rem;color:var(--text-muted);font-weight:500}.breadcrumbs a{color:var(--text-secondary)}.breadcrumbs a:hover{color:var(--brand-primary)}.breadcrumbs .separator{margin:0 8px;color:var(--text-muted)}.content-wrapper{display:flex;flex:1;padding:40px 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