Add configuration for rofi

.config/rofi/theme.rasi

@@ -0,0 +1,73 @@
+/* Colors from the palette in ~/.config/gnome-settings/README.md */
+
+* {
+    bg:       #2E2E32;   /* gray:   menu surfaces */
+    bg-dark:  #054A55;   /* stop 0: input bar     */
+    fg:       #DEEDF1;   /* stop 1: text          */
+    fg-dim:   #AED6DE;   /* stop 2: quiet text    */
+    border-c: #4AA4B6;   /* stop 4: border        */
+
+    background-color: transparent;
+    text-color: @fg;
+}
+
+window {
+    background-color: @bg;
+    border: 2px;
+    border-color: @border-c;
+    border-radius: 12px;   /* == libadwaita, forge, openbar */
+    width: 42em;
+    padding: 12px;
+}
+
+mainbox {
+    children: [ inputbar, listview, mode-switcher ];
+}
+
+inputbar {
+    background-color: @bg-dark;
+    border-radius: 8px;
+    padding: 8px 12px;
+    children: [ prompt, entry ];
+}
+prompt { text-color: @fg-dim; margin: 0 8px 0 0; }
+entry  { placeholder: ""; }
+
+listview {
+    lines: 8;
+    spacing: 0.2em;
+    fixed-height: true;
+    margin: 12px 0 0 0;
+    scrollbar: false;
+}
+
+element {
+    padding: 0.6em 0.8em;
+    border-radius: 8px;
+    spacing: 0.8em;        /* gap between icon and text */
+    text-color: @fg-dim;
+}
+element active   { text-color: #2190A4; }                 /* stop 5 */
+element urgent   { text-color: #7CBDCB; background-color: @bg-dark; }
+element selected {
+    background-color: rgba(222, 237, 241, 0.12);          /* stop 1 @ 12% => grayish */
+    text-color: @fg;
+}
+element selected.active { background-color: #067A8D; text-color: @fg; }
+element-text, element-icon {
+    background-color: transparent;
+    text-color: inherit;
+}
+element-icon { size: 1.8em; }
+
+mode-switcher { margin: 12px 0 0 0; spacing: 8px; }
+button {
+    padding: 4px 10px;
+    border-radius: 8px;
+    background-color: @bg-dark;
+    text-color: @fg-dim;
+}
+button selected {
+    background-color: #028397;   /* stop 6: active tab, like forge */
+    text-color: @fg;
+}