Unreadable font when default light color theme is selected

Type: <b>Feature Request</b>

It is hard to select model as each time it is typed /model the selection font has such bad contrast that makes it almost impossible to read model name.
Theme default: Light (Visual Studio Light)

<img width="752" height="190" alt="Image" src="https://github.com/user-attachments/assets/a202d0f0-7a59-42c6-b08c-16dc50543784" />

Extension version: 2.1.170
VS Code version: Code 1.123.1 (Universal) (ffa3c3f656c8df32d894e5f4d3673284d424205e, 2026-06-09T11:35:30+02:00)
OS version: Darwin arm64 25.3.0
Modes:

<details>
<summary>System Info</summary>

|Item|Value|
|---|---|
|CPUs|Apple M4 Pro (12 x 2400)|
|GPU Status|2d_canvas: enabled<br>GPU0: VENDOR= 0x106b [Google Inc. (Apple)], DEVICE=0x0000 [ANGLE (Apple, ANGLE Metal Renderer: Apple M4 Pro, Version 26.3.1 (Build 25D2128))], DRIVER_VENDOR=Apple, DRIVER_VERSION=26.3.1 ACTIVE<br>Machine model name: Mac<br>Machine model version: 16.8<br>direct_rendering_display_compositor: disabled_off_ok<br>gpu_compositing: enabled<br>multiple_raster_threads: enabled_on<br>opengl: enabled_on<br>rasterization: enabled<br>raw_draw: disabled_off_ok<br>skia_graphite: enabled_on<br>trees_in_viz: disabled_off<br>video_decode: enabled<br>video_encode: enabled<br>webgl: enabled<br>webgpu: enabled<br>webnn: disabled_off|
|Load (avg)|3, 3, 3|
|Memory (System)|24.00GB (0.09GB free)|
|Process Argv|--crash-reporter-id c055cd1a-e76a-4eda-b52e-d43201b43264|
|Screen Reader|no|
|VM|0%|
</details><details>
<summary>A/B Experiments</summary>

vsliv368cf:30146710
binariesv615:30325510
nativeloc1:31344060
dwcopilot:31170013
dwoutputs:31242946
copilot_t_ci:31333650
e5gg6876:31282496
pythonrdcb7:31342333
6518g693:31463988
aj953862:31281341
63221493:31336333
envsactivate1:31505457
gh487529:31521844
cloudbuttont:31379625
3efgi100_wstrepl:31403338
ddidtcf:31399634
ec5jj548:31422691
cp_cls_t_966_ss:31526232
c3h7c220:31478652
ge8j1254_inline_auto_hint_haiku:31490510
38bie571_auto:31478677
cp_cls_t_1081:31454832
conptydll_true:31498968
ia-use-proxy-models-svc:31452481
core-renderer-profiling-on:31440367
e9c30283:31461165
test_treatment2:31471001
c9b86496:31447327
idci7584:31464702
e3e4d672:31494082
ei9d7968:31496641
nes-extended-on:31455476
chat:31457767
8hig5102:31480529
89g7j272:31518289
7e187181:31503455
i2gc6536:31499202
52612955:31516516
ghj88844:31499326
ddid_c:31478207
hmra_i5g22:31518061
7df3h592:31512476
pro_large_t:31499376
cp_cls_t_1082:31516087
logging_enabled_new:31498466
j0d79568:31499440
jb_cp_cls_c_632:31524806
748c7209:31512887
32d76977:31512328
ha629193:31508444
cdk-lw-on:31524445
nes-charagree-ctrl:31521373
2cfga817_c:31522397
g4a0e106:31529594
prpt_ctrl:31518467
61138546:31518536
nes-global-4k:31525690
gf14b233:31526830

</details>

<!-- generated by issue reporter -->