Project board improvements (#15429)

* Project board improvements

- Fix link colors
- Extract CSS to own file
- Various minor tweaks to make it look better

Fixes: https://github.com/go-gitea/gitea/issues/15424
Fixes: https://github.com/go-gitea/gitea/issues/15506
Fixes: https://github.com/go-gitea/gitea/pull/15511

* fix squashed cards on small view area

* more css fixes, add second row from issue list

Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com>
Co-authored-by: 6543 <6543@obermui.de>
Co-authored-by: techknowlogick <techknowlogick@gitea.io>

5 files changed, 102 insertions, 85 deletions

diff --git a/web_src/less/_base.less b/web_src/less/_base.less
index cb1cd18e3d..366ee073b4 100644
--- a/web_src/less/_base.less
+++ b/web_src/less/_base.less
@@ -111,6 +111,7 @@
   --color-expand-button: #d8efff;
   --color-placeholder-text: #aaa;
   --color-editor-line-highlight: var(--color-primary-light-6);
+  --color-project-board-bg: var(--color-secondary-light-4);
   /* backgrounds */
   --checkbox-mask-checked: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="-1 -1 18 18" width="16" height="16"><path fill-rule="evenodd" d="M13.78 4.22a.75.75 0 010 1.06l-7.25 7.25a.75.75 0 01-1.06 0L2.22 9.28a.75.75 0 011.06-1.06L6 10.94l6.72-6.72a.75.75 0 011.06 0z"></path></svg>');
   --checkbox-mask-indeterminate: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 16" width="16" height="16"><path fill-rule="evenodd" d="M2 7.75A.75.75 0 012.75 7h10a.75.75 0 010 1.5h-10A.75.75 0 012 7.75z"></path></svg>');
@@ -442,6 +443,16 @@ a.muted:hover,
   color: var(--color-text);
 }
 
+.ui.cards > .card .meta > a:not(.ui),
+.ui.card .meta > a:not(.ui) {
+  color: var(--color-text-light-2);
+}
+
+.ui.cards > .card .meta > a:not(.ui):hover,
+.ui.card .meta > a:not(.ui):hover {
+  color: var(--color-text);
+}
+
 .ui.cards a.card:hover,
 .ui.link.cards .card:not(.icon):hover,
 a.ui.card:hover,
@@ -450,6 +461,12 @@ a.ui.card:hover,
   background: var(--color-card);
 }
 
+.ui.cards > .card > .extra,
+.ui.card > .extra {
+  color: var(--color-text);
+  border-top-color: var(--color-secondary-light-1) !important;
+}
+
 .ui.comments .comment .text,
 .ui.comments .comment .author {
   color: var(--color-text);
@@ -1733,11 +1750,6 @@ a.ui.basic.label:hover {
   margin-bottom: .4em;
 }
 
-.ui.cards > .card > .extra,
-.ui.card > .extra {
-  color: var(--color-text);
-}
-
 .color-icon {
   display: inline-block;
   border-radius: 100%;
diff --git a/web_src/less/_repository.less b/web_src/less/_repository.less
index 6042a75948..7e6f398f3f 100644
--- a/web_src/less/_repository.less
+++ b/web_src/less/_repository.less
@@ -2940,82 +2940,6 @@ tbody.commit-list {
   padding-top: 0 !important;
 }
 
-.board {
-  display: flex;
-  flex-direction: row;
-  flex-wrap: nowrap;
-  overflow-x: auto;
-  margin: 0 .5em;
-}
-
-.board-column {
-  background-color: rgba(0, 0, 0, .05) !important;
-  border: 1px solid var(--color-secondary) !important;
-  margin: 0 .5rem !important;
-  padding: .5rem !important;
-  width: 320px;
-  height: 60vh;
-  overflow-y: scroll;
-  flex: 0 0 auto;
-  overflow: visible;
-  display: flex;
-  flex-direction: column;
-}
-
-.board-column-header {
-  display: flex;
-  justify-content: space-between;
-}
-
-.board-label {
-  background: none !important;
-  line-height: 1.25 !important;
-}
-
-.board-column > .cards {
-  flex: 1;
-  display: flex;
-  flex-direction: column;
-  margin: 0 !important;
-  padding: 0 !important;
-
-  .card .meta > a.milestone {
-    color: #999999;
-  }
-}
-
-.board-column > .divider {
-  margin: 5px 0;
-}
-
-.board-column:first-child {
-  margin-left: auto !important;
-}
-
-.board-column:last-child {
-  margin-right: auto !important;
-}
-
-.board-card {
-  margin: 3px !important;
-  width: auto !important;
-  background-color: #fff;
-  border-radius: 5px;
-  cursor: pointer;
-}
-
-.board-card .header {
-  font-size: 1.1em !important;
-}
-
-.board-card .content {
-  padding: 8px 8px 5px !important;
-}
-
-.board-card .extra.content {
-  padding: 5px 8px !important;
-}
-
 td.blob-excerpt {
   background-color: #fafafa;
 }
diff --git a/web_src/less/features/projects.less b/web_src/less/features/projects.less
new file mode 100644
index 0000000000..f9d97a2086
--- /dev/null
+++ b/web_src/less/features/projects.less
@@ -0,0 +1,83 @@
+.board {
+  display: flex;
+  flex-direction: row;
+  flex-wrap: nowrap;
+  overflow-x: auto;
+  margin: 0 .5em;
+}
+
+.board-column {
+  background-color: var(--color-project-board-bg) !important;
+  border: 1px solid var(--color-secondary) !important;
+  margin: 0 .5rem !important;
+  padding: .5rem !important;
+  width: 320px;
+  height: 60vh;
+  overflow-y: scroll;
+  flex: 0 0 auto;
+  overflow: visible;
+  display: flex;
+  flex-direction: column;
+}
+
+.board-column-header {
+  display: flex;
+  justify-content: space-between;
+}
+
+.board-label {
+  background: none !important;
+  line-height: 1.25 !important;
+}
+
+.board-column > .cards {
+  flex: 1;
+  display: flex;
+  margin: 0 !important;
+  padding: 0 !important;
+  flex-wrap: nowrap !important;
+  flex-direction: column;
+}
+
+.project-board-title {
+  word-break: break-word;
+}
+
+.board-column > .divider {
+  margin: 5px 0;
+}
+
+.board-column:first-child {
+  margin-left: auto !important;
+}
+
+.board-column:last-child {
+  margin-right: auto !important;
+}
+
+.board-card {
+  margin: 4px 2px !important;
+  border-radius: 5px !important;
+  cursor: move;
+  width: calc(100% - 4px) !important;
+  padding: .5rem !important;
+  min-height: auto !important;
+}
+
+.board-card .meta * {
+  margin-right: 0 !important;
+}
+
+.board-card .header {
+  margin-top: 0 !important;
+  font-size: 16px !important;
+}
+
+.card-ghost {
+  border-style: dashed !important;
+  background: none !important;
+}
+
+.card-ghost * {
+  opacity: 0;
+}
diff --git a/web_src/less/index.less b/web_src/less/index.less
index f1ac49a513..c125ccac31 100644
--- a/web_src/less/index.less
+++ b/web_src/less/index.less
@@ -8,6 +8,7 @@
 @import "./features/heatmap.less";
 @import "./features/imagediff.less";
 @import "./features/codeeditor.less";
+@import "./features/projects.less";
 @import "./markdown/mermaid.less";
 
 @import "./chroma/base.less";
diff --git a/web_src/less/themes/theme-arc-green.less b/web_src/less/themes/theme-arc-green.less
index cd381973c5..7c084284d1 100644
--- a/web_src/less/themes/theme-arc-green.less
+++ b/web_src/less/themes/theme-arc-green.less
@@ -107,6 +107,7 @@
   --color-expand-button: #3c404d;
   --color-placeholder-text: #6a737d;
   --color-editor-line-highlight: var(--color-primary-light-5);
+  --color-project-board-bg: var(--color-secondary-light-2);
 }
 
 .ui.horizontal.segments > .segment {
@@ -690,10 +691,6 @@ footer .container .links > * {
   border-color: #383c4a;
 }
 
-.board-column {
-  background-color: rgba(0, 0, 0, .2) !important;
-}
-
 .tribute-container {
   box-shadow: 0 .25rem .5rem rgba(0, 0, 0, .6);
 }