v3: added site-wide categories, added admin category management, various visual fixes

src/themes/nyt.css

@@ -534,6 +534,17 @@
   border: none;
 }
 
+/* Category management chips / inline editor: squared, no accent glow. */
+[data-style="nyt"] .category-chip,
+[data-style="nyt"] .category-editor,
+[data-style="nyt"] .category-editor-btn {
+  border-radius: 0;
+}
+
+[data-style="nyt"] .category-editor {
+  box-shadow: none;
+}
+
 /* Links are now ink, so give the user-link classes a hover underline
    to keep them findable without colour. */
 [data-style="nyt"] .dump-op-link:hover,
@@ -595,3 +606,12 @@
 [data-style="nyt"] .playlist-card-inner:hover .playlist-card-preview img {
   transform: scale(1.09);
 }
+
+/* ── Category switcher dropdown — paper sheet, squared ───────────── */
+/* Match the other nyt popovers (1px rule + editorial shadow, no rounding).
+   Option rows inherit the global square-off, so no per-row rule is needed. */
+[data-style="nyt"] .category-switcher-menu {
+  border-radius: 0;
+  border: 1px solid var(--color-border);
+  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.18);
+}