Add :focus style to .dropdown-menu .item (#7491)

So you can see keyboard focus.

In reply to <https://github.com/FreshRSS/FreshRSS/pull/7489#issuecomment-2774759046>.

p/themes/Alternative-Dark/adark.css

@@ -369,8 +369,11 @@ th {
 	margin-bottom: 0.5rem;
 }
 
+.dropdown-menu .item > a:focus,
 .dropdown-menu .item > a:hover,
+.dropdown-menu .item > button:focus:not([disabled]),
 .dropdown-menu .item > button:hover:not([disabled]),
+.dropdown-menu .item > label:focus:not(.noHover),
 .dropdown-menu .item > label:hover:not(.noHover) {
 	background: var(--background-color-hover);
 	color: var(--font-color-light);

p/themes/Alternative-Dark/adark.rtl.css

@@ -369,8 +369,11 @@ th {
 	margin-bottom: 0.5rem;
 }
 
+.dropdown-menu .item > a:focus,
 .dropdown-menu .item > a:hover,
+.dropdown-menu .item > button:focus:not([disabled]),
 .dropdown-menu .item > button:hover:not([disabled]),
+.dropdown-menu .item > label:focus:not(.noHover),
 .dropdown-menu .item > label:hover:not(.noHover) {
 	background: var(--background-color-hover);
 	color: var(--font-color-light);

p/themes/Dark/dark.css

@@ -288,8 +288,11 @@ button.as-link[disabled] {
 	color: var(--dark-font-color8);
 }
 
+.dropdown-menu .item > a:focus,
 .dropdown-menu .item > a:hover,
+.dropdown-menu .item > button:focus:not([disabled]),
 .dropdown-menu .item > button:hover:not([disabled]),
+.dropdown-menu .item > label:focus:not(.noHover),
 .dropdown-menu .item > label:hover:not(.noHover) {
 	background-color: var(--dark-background-color-blue);
 	color: var(--dark-font-color8);

p/themes/Dark/dark.rtl.css

@@ -288,8 +288,11 @@ button.as-link[disabled] {
 	color: var(--dark-font-color8);
 }
 
+.dropdown-menu .item > a:focus,
 .dropdown-menu .item > a:hover,
+.dropdown-menu .item > button:focus:not([disabled]),
 .dropdown-menu .item > button:hover:not([disabled]),
+.dropdown-menu .item > label:focus:not(.noHover),
 .dropdown-menu .item > label:hover:not(.noHover) {
 	background-color: var(--dark-background-color-blue);
 	color: var(--dark-font-color8);

p/themes/Flat/flat.css

@@ -333,8 +333,11 @@ th {
 	margin-bottom: 0.5rem;
 }
 
+.dropdown-menu .item > a:focus,
 .dropdown-menu .item > a:hover,
+.dropdown-menu .item > button:focus:not([disabled]),
 .dropdown-menu .item > button:hover:not([disabled]),
+.dropdown-menu .item > label:focus:not(.noHover),
 .dropdown-menu .item > label:hover:not(.noHover) {
 	background: #2980b9;
 	color: #fff;

p/themes/Flat/flat.rtl.css

@@ -333,8 +333,11 @@ th {
 	margin-bottom: 0.5rem;
 }
 
+.dropdown-menu .item > a:focus,
 .dropdown-menu .item > a:hover,
+.dropdown-menu .item > button:focus:not([disabled]),
 .dropdown-menu .item > button:hover:not([disabled]),
+.dropdown-menu .item > label:focus:not(.noHover),
 .dropdown-menu .item > label:hover:not(.noHover) {
 	background: #2980b9;
 	color: #fff;

p/themes/Nord/nord.css

@@ -396,8 +396,11 @@ svg:hover {
 	margin-bottom: 0.5rem;
 }
 
+.dropdown-menu .item > a:focus,
 .dropdown-menu .item > a:hover,
+.dropdown-menu .item > button:focus:not([disabled]),
 .dropdown-menu .item > button:hover:not([disabled]),
+.dropdown-menu .item > label:focus:not(.noHover),
 .dropdown-menu .item > label:hover:not(.noHover) {
 	background-color: var(--light-bg);
 	color: var(--text-default);

p/themes/Nord/nord.rtl.css

@@ -396,8 +396,11 @@ svg:hover {
 	margin-bottom: 0.5rem;
 }
 
+.dropdown-menu .item > a:focus,
 .dropdown-menu .item > a:hover,
+.dropdown-menu .item > button:focus:not([disabled]),
 .dropdown-menu .item > button:hover:not([disabled]),
+.dropdown-menu .item > label:focus:not(.noHover),
 .dropdown-menu .item > label:hover:not(.noHover) {
 	background-color: var(--light-bg);
 	color: var(--text-default);

p/themes/Origine/origine.css

@@ -456,8 +456,11 @@ a:hover .icon {
 	margin-bottom: 0.5rem;
 }
 
+.dropdown-menu .item > a:focus,
 .dropdown-menu .item > a:hover,
+.dropdown-menu .item > button:focus:not([disabled]),
 .dropdown-menu .item > button:hover:not([disabled]),
+.dropdown-menu .item > label:focus:not(.noHover),
 .dropdown-menu .item > label:hover:not(.noHover) {
 	background-color: var(--contrast-background-color-active);
 	color: var(--font-color-light);

p/themes/Origine/origine.rtl.css

@@ -456,8 +456,11 @@ a:hover .icon {
 	margin-bottom: 0.5rem;
 }
 
+.dropdown-menu .item > a:focus,
 .dropdown-menu .item > a:hover,
+.dropdown-menu .item > button:focus:not([disabled]),
 .dropdown-menu .item > button:hover:not([disabled]),
+.dropdown-menu .item > label:focus:not(.noHover),
 .dropdown-menu .item > label:hover:not(.noHover) {
 	background-color: var(--contrast-background-color-active);
 	color: var(--font-color-light);

p/themes/Pafat/pafat.css

@@ -379,8 +379,11 @@ th {
 	margin-bottom: 0.5rem;
 }
 
+.dropdown-menu .item > a:focus,
 .dropdown-menu .item > a:hover,
+.dropdown-menu .item > button:focus:not([disabled]),
 .dropdown-menu .item > button:hover:not([disabled]),
+.dropdown-menu .item > label:focus:not(.noHover),
 .dropdown-menu .item > label:hover:not(.noHover) {
 	background-color: var(--background-color-grey-hover);
 	color: var(--font-color-grey);

p/themes/Pafat/pafat.rtl.css

@@ -379,8 +379,11 @@ th {
 	margin-bottom: 0.5rem;
 }
 
+.dropdown-menu .item > a:focus,
 .dropdown-menu .item > a:hover,
+.dropdown-menu .item > button:focus:not([disabled]),
 .dropdown-menu .item > button:hover:not([disabled]),
+.dropdown-menu .item > label:focus:not(.noHover),
 .dropdown-menu .item > label:hover:not(.noHover) {
 	background-color: var(--background-color-grey-hover);
 	color: var(--font-color-grey);