better prefs and more themes

README.md

@@ -104,7 +104,9 @@ or build failure stops the gate.
 | `?` or `F1` | Help |
 | `q` | Quit |
 
-Inside forms, `Tab` moves between fields, `Enter` accepts, and `Esc` cancels.
+Inside forms, `Tab` moves between fields, `Space` opens a choice popover for
+predefined settings, `Enter` accepts, and `Esc` cancels. Choice popovers support
+arrow keys, `j`/`k`, `Enter`/`Space`, and mouse clicks.
 In the `F5` note editor, `Enter` inserts a line, arrows/Home/End move the cursor,
 and `Ctrl-S` saves. Mouse clicks select rows, switch views, and activate the
 bottom command strip.
@@ -114,13 +116,19 @@ bottom command strip.
 Press `F10`, then `p` for application-wide Preferences. Rogue Agenda saves these
 as typed TOML at `~/.config/rogue-agenda/preferences.toml`. The screen controls:
 
-- `classic`, `mono`, and `amber` themes
+- `classic`, `mono`, `amber`, `nord`, `solarized-dark`, `solarized-light`, and
+  `catppuccin-mocha` themes
 - function-key command bar and category-rule detail visibility
 - carriage-return and item markers
 - autosave checkpoint interval and destructive-action confirmations
 - ISO, US, European, or long date display and 12/24-hour time
 - decimal and thousands separators
 
+Nord, both Solarized variants, and Catppuccin Mocha use dedicated selected-row
+foreground/background pairs with at least 7:1 relative-luminance contrast. Every
+theme also defines a contrast-checked canvas-heading color for column titles,
+sections, dates, aggregate rows, and empty-view messages.
+
 The file is created when Preferences are first saved. It can also be edited with
 a text editor while Rogue Agenda is closed; unknown keys and invalid values are
 reported instead of silently ignored.
@@ -133,6 +141,10 @@ named times, and note-editor tab width. `this week` and `next week` honor the
 chosen week boundary; `morning`, `afternoon`, and `evening` honor their configured
 times.
 
+Enumerated preferences and document settings use choice popovers, so values such
+as themes, yes/no switches, policies, date formats, and week boundaries cannot be
+mistyped. Free-form values such as times and marker characters remain text fields.
+
 Use `F10`, then `b` to create a consistent sibling backup named
 `document.agnd.bak`, or enable backup-on-open. Use `F10`, then `t` to empty Trash.
 Permanent operations request confirmation unless that preference is disabled.