chore(mockups): add sea-chart round slots 08–11 and direction-round notes

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

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@@ -19,6 +19,11 @@
       <li class="card"><a href="/mockups/05-score/"><span class="card__num">05</span><h2>Score / waveform</h2><p>The line is a music staff or waveform; song parts are segments and motifs are recurring marks.</p><p class="card__try">Try this: Look at song parts as segments and follow motif marks as they recur.</p></a></li>
       <li class="card"><a href="/mockups/06-constellation/"><span class="card__num">06</span><h2>Constellation (3D)</h2><p>Songs are stars along a path through space, joined by motif constellation lines (three.js).</p><p class="card__try">Try this: Fly the camera through, hover a star, and open a song.</p></a></li>
       <li class="card"><a href="/mockups/07-sea-voyage/"><span class="card__num">07</span><h2>Sea voyage (3D)</h2><p>A ship crosses a 3D sea past saga islands while the camera follows the route (three.js).</p><p class="card__try">Try this: Watch the ship sail the route, spot the saga islands, and open a song.</p></a></li>
+      <li class="card card--round"><h2>Round 2: sea charts</h2><p>Ways to make the sea chart as easy to browse as the editorial scroll and transit map.</p></li>
+      <li class="card"><a href="/mockups/08-chart-logline/"><span class="card__num">08</span><h2>Sea chart + log line</h2><p>A navigator's chart for place, with a synced editorial log line beneath it for time; motifs as coloured sea routes.</p><p class="card__try">Try this: Pick a motif, scrub the log line, and watch the chart follow.</p></a></li>
+      <li class="card"><a href="/mockups/09-chart-transit/"><span class="card__num">09</span><h2>Schematic sea chart</h2><p>The voyage straightened into a transit-style diagram laid over a faint chart; motif lines run alongside the ship's course.</p><p class="card__try">Try this: Follow a motif line from port to port and open one.</p></a></li>
+      <li class="card"><a href="/mockups/10-chart-scroll/"><span class="card__num">10</span><h2>Unrolling chart</h2><p>An editorial horizontal scroll whose ground is a long chart unrolling as you pan; motif threads trail beneath the route.</p><p class="card__try">Try this: Pan sideways and watch the ship and coastline move with you.</p></a></li>
+      <li class="card"><a href="/mockups/11-chart-atlas/"><span class="card__num">11</span><h2>Atlas with insets</h2><p>An overview chart of the whole sea; each saga island opens an inset chart with its songs as ports.</p><p class="card__try">Try this: Open an island's inset, then a song, then zoom back out.</p></a></li>
     </ul>
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