Reuse link_id if link is split across lines

CHANGELOG.md

@@ -5,6 +5,12 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/)
 and this project adheres to [Semantic Versioning](http://semver.org/).
 
+## [Unreleased]
+
+### Fixed
+
+- Fixed link highlighting when the link spans multiple lines https://github.com/Textualize/textual/pull/6703
+
 ## [8.2.8] - 2026-06-30
 
 ### Fixed

src/textual/style.py

@@ -492,7 +492,7 @@ def rich_style_with_offset(self, x: int, y: int) -> RichStyle:
             _meta,
         ) = _get_simple_attributes(self)
         color = None if foreground is None else background + foreground
-        return RichStyle(
+        rich_style = RichStyle(
             color=None if color is None else color.rich_color,
             bgcolor=None if background is None else background.rich_color,
             bold=bold,
@@ -506,6 +506,9 @@ def rich_style_with_offset(self, x: int, y: int) -> RichStyle:
             link=link,
             meta={**self.meta, "offset": (x, y)},
         )
+        if link is not None or _meta is not None:
+            rich_style._link_id = f"L{id(self)}"
+        return rich_style
 
     @cached_property
     def without_color(self) -> Style:

tests/test_style_parse.py

@@ -54,3 +54,18 @@ def test_parse_style(markup: str, style: Style) -> None:
     print(parsed_style._meta)
     print(style._meta)
     assert parsed_style == style
+
+
+@pytest.mark.parametrize(
+    "style",
+    [
+        Style(link="https://textual.textualize.io"),
+        Style.from_meta({"@click": "app.bell"}),
+    ],
+)
+def test_rich_style_with_offset_reuses_link_id(style: Style) -> None:
+
+    assert (
+        style.rich_style_with_offset(0, 0)._link_id
+        == style.rich_style_with_offset(0, 1)._link_id
+    )