:root{--color-primary: #2563eb;--color-primary-hover: #1d4ed8;--color-accent: #0ea5e9;--bg-primary: #ffffff;--bg-secondary: #f8fafc;--bg-tertiary: #f1f5f9;--text-primary: #0f172a;--text-color: #0f172a;--text-secondary: #475569;--text-muted: #94a3b8;--border-color: #e2e8f0;--navbar-bg: rgba(255, 255, 255, .85);--sidebar-bg: #f8fafc;--active-bg: #eff6ff;--hover-bg: #f1f5f9;--callout-info-bg: #eff6ff;--callout-info-border: #3b82f6;--callout-warning-bg: #fffbeb;--callout-warning-border: #f59e0b;--callout-danger-bg: #fef2f2;--callout-danger-border: #ef4444;--callout-tip-bg: #ecfdf5;--callout-tip-border: #10b981;--space-xs: .25rem;--space-sm: .5rem;--space-md: 1rem;--space-lg: 1.5rem;--space-xl: 2rem;--space-2xl: 3rem;--space-3xl: 4rem;--navbar-height: 60px;--sidebar-width: 280px;--content-max-width: 800px;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", "Cascadia Code", monospace;--transition-fast: .15s 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var(--border-color);border-radius:8px;padding:var(--space-md);overflow-x:auto;margin:var(--space-lg) 0;font-size:.875rem;line-height:1.6}pre code{background:none;padding:0;border-radius:0;color:var(--text-primary)}table{width:100%;border-collapse:collapse;margin:var(--space-lg) 0;font-size:.9rem}th,td{padding:var(--space-sm) var(--space-md);border:1px solid var(--border-color);text-align:left}th{background:var(--bg-secondary);font-weight:600;color:var(--text-primary)}td{color:var(--text-secondary)}ul,ol{margin:var(--space-md) 0;padding-left:var(--space-xl);color:var(--text-secondary)}li{margin-bottom:var(--space-xs)}li::marker{color:var(--text-muted)}.callout{border-left:4px solid var(--callout-info-border);background:var(--callout-info-bg);padding:var(--space-md) var(--space-lg);border-radius:0 8px 8px 0;margin:var(--space-lg) 0}.callout-title{font-weight:700;font-size:.9rem;margin-bottom:var(--space-xs);display:flex;align-items:center;gap:6px}.callout 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