🖼️ update blog post styles
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79
components/blog/table-of-contents.tsx
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79
components/blog/table-of-contents.tsx
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@@ -0,0 +1,79 @@
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'use client'
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import { useEffect, useState } from 'react'
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interface Heading {
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id: string
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text: string
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level: number
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}
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interface TOCProps {
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headings: Heading[]
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}
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export function TableOfContents({ headings }: TOCProps) {
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const [activeId, setActiveId] = useState('')
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useEffect(() => {
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const observer = new IntersectionObserver(
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(entries) => {
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entries.forEach((entry) => {
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if (entry.isIntersecting) {
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setActiveId(entry.target.id)
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}
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})
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},
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{ rootMargin: '-100px 0px -66%' }
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)
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headings.forEach(({ id }) => {
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const element = document.getElementById(id)
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if (element) observer.observe(element)
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})
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return () => observer.disconnect()
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}, [headings])
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return (
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<aside className="hidden lg:block sticky top-24 w-64 h-fit">
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<div className="bg-black border border-[var(--neon-cyan)] p-6 relative overflow-hidden shadow-[0_0_15px_rgba(90,139,149,0.3),inset_0_0_15px_rgba(90,139,149,0.05)]">
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<div className="absolute inset-0 bg-gradient-to-br from-cyan-500/5 via-magenta-500/3 to-transparent pointer-events-none" />
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<div className="absolute top-0 left-0 w-full h-0.5 bg-gradient-to-r from-transparent via-[var(--neon-cyan)] to-transparent opacity-50" />
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<div className="border-b border-[var(--neon-magenta)] pb-3 mb-4 relative">
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<div className="flex gap-1.5 mb-2 justify-end">
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<div className="w-3 h-3 border border-[var(--neon-cyan)]/40 hover:bg-[var(--neon-cyan)]/10 transition-colors cursor-pointer" title="Minimize" />
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<div className="w-3 h-3 border border-[var(--neon-cyan)]/40 hover:bg-[var(--neon-cyan)]/10 transition-colors cursor-pointer" title="Maximize" />
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<div className="w-3 h-3 border border-[var(--neon-pink)]/40 hover:bg-[var(--neon-pink)]/10 transition-colors cursor-pointer" title="Close" />
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</div>
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<h3 className="text-xs font-mono font-bold text-[var(--neon-cyan)] uppercase tracking-wider" style={{ textShadow: '0 0 6px rgba(90,139,149,0.5)' }}>
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>> NAVIGATION
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</h3>
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</div>
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<nav className="space-y-1 relative">
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{headings.map((heading) => (
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<a
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key={heading.id}
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href={`#${heading.id}`}
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className={`
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block text-sm font-mono py-2 border-l-2 transition-all duration-150
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${heading.level === 2 ? 'pl-3' : 'pl-6'}
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${activeId === heading.id
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? 'text-[var(--neon-cyan)] border-[var(--neon-cyan)] bg-cyan-500/5 shadow-[0_0_8px_rgba(90,139,149,0.3)]'
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: 'text-zinc-500 border-zinc-900 hover:border-[var(--neon-magenta)] hover:text-[var(--neon-magenta)] hover:bg-magenta-500/3 hover:shadow-[0_0_4px_rgba(155,90,142,0.2)]'
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}
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`}
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style={activeId === heading.id ? { textShadow: '0 0 4px rgba(90,139,149,0.5)' } : {}}
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>
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<span className="inline-block">{activeId === heading.id ? '▶ ' : '◆ '}</span>{heading.text}
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</a>
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))}
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</nav>
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<div className="absolute bottom-0 left-0 w-full h-0.5 bg-gradient-to-r from-transparent via-[var(--neon-purple)] to-transparent opacity-40" />
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</div>
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</aside>
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)
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}
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