Update styling across app

src/routes/guides/+page.svelte

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 <svelte:head><title>Build guides — SHD.build</title></svelte:head>
-<main class="page"><div class="page-head"><div><p class="eyebrow">FIELD NOTES</p><h1>Build guides</h1><p class="muted">Detailed community strategies and loadout walkthroughs will live here.</p></div></div><div class="panel"><h2>Guides are coming next</h2><p class="muted">The route is ready for guide listing, search, authorship, and rich build-linked articles.</p></div></main>
+<main class="page guides-page"><div class="catalogue-hero"><div><p class="eyebrow"><span></span> SHD FIELD MANUAL</p><h1>BUILD<br/><em>GUIDES.</em></h1><p>Long-form tactical notes, play styles, rotations, and loadout walkthroughs from experienced agents.</p></div><div class="catalogue-count"><strong>FIELD</strong><span>INTELLIGENCE NETWORK</span><a class="primary" href="/builder">CREATE A BUILD ＋</a></div></div><div class="guide-layout"><section class="guide-feature"><div class="guide-code">SHD // INTEL</div><p class="eyebrow">EDITORIAL SYSTEM</p><h2>FIELD REPORTS<br/>COMING ONLINE</h2><p>The guide publishing route is ready for build-linked articles. Rich writing, tactical sections, author profiles, and community discovery arrive in a later increment.</p><div class="guide-meta"><span>STATUS <b>QUEUED</b></span><span>PRIORITY <b>NORMAL</b></span><span>NODE <b>NYC-01</b></span></div></section><aside class="guide-index"><p class="eyebrow">PLANNED CHANNELS</p>{#each ['PVE OPERATIONS','PVP DOCTRINE','WEAPON ANALYSIS','TEAM COMPOSITIONS'] as item,i}<div><small>0{i+1}</small><span>{item}</span><b>›</b></div>{/each}</aside></div></main>