调整skills的位置

.codex/skills/hallmark/references/components/f3-tabular-spec-sheet.md

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+### F3 · Tabular spec sheet
+Each row is a feature; columns hold name, value, footnote. Hairline rules between rows. Tabular numerics.
+*Use when:* features compare quantitatively.
+*Don't confuse with:* F1 Bento (which is non-tabular and visually rhythmic).
+
+```html
+<table class="spec-sheet tnum">
+  <tr><th>Latency</th><td>p99 &lt; 50 ms</td><td class="muted">measured externally</td></tr>
+  <tr>…</tr>
+</table>
+```