[Bug] TUI text coloration misaligned with vertical segmentation in windowed mode

Bug Description
TUI issue: multiline text coloration adheres to vertical segmentation in windowed mode OS: arch Linux wm:i3 terminal:alacritty
See image.

Environment Info

• Platform: linux
• Terminal: alacritty
• Version: 2.0.29
• Feedback ID: adb06139-986b-4d09-b6de-7ab72873cc41

Errors

[{"error":"AxiosError: Request failed with status code 401\n    at wR (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:24:1136)\n    at IncomingMessage.<anonymous> (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:29:9845)\n    at IncomingMessage.emit (node:events:520:35)\n    at IncomingMessage.emit (node:domain:489:12)\n    at endReadableNT (node:internal/streams/readable:1701:12)\n    at process.processTicksAndRejections (node:internal/process/task_queues:89:21)\n    at m3A.request (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:31:2129)\n    at process.processTicksAndRejections (node:internal/process/task_queues:103:5)\n    at async eh2 (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:3573:15125)","timestamp":"2025-11-26T17:57:40.140Z"},{"error":"WiA: Insufficient permissions for global npm install.\n    at Qv1 (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:1862:998)\n    at process.processTicksAndRejections (node:internal/process/task_queues:103:5)\n    at async yKA (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:1872:43)\n    at async file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:2810:32485","timestamp":"2025-11-26T17:57:43.840Z"},{"error":"WiA: Insufficient permissions for global npm install.\n    at Qv1 (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:1862:998)\n    at process.processTicksAndRejections (node:internal/process/task_queues:103:5)\n    at async yKA (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:1872:43)\n    at async file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:2810:32485","timestamp":"2025-11-26T17:57:49.215Z"},{"error":"WiA: Insufficient permissions for global npm install.\n    at Qv1 (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:1862:998)\n    at process.processTicksAndRejections (node:internal/process/task_queues:103:5)\n    at async yKA (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:1872:43)\n    at async file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:2810:32485","timestamp":"2025-11-26T18:01:10.657Z"},{"error":"WiA: Insufficient permissions for global npm install.\n    at Qv1 (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:1862:998)\n    at process.processTicksAndRejections (node:internal/process/task_queues:103:5)\n    at async yKA (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:1872:43)\n    at async file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:2810:32485","timestamp":"2025-11-26T18:13:44.867Z"},{"error":"WiA: Insufficient permissions for global npm install.\n    at Qv1 (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:1862:998)\n    at process.processTicksAndRejections (node:internal/process/task_queues:103:5)\n    at async yKA (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:1872:43)\n    at async file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:2810:32485","timestamp":"2025-11-26T18:40:03.051Z"},{"error":"Error: Language not supported while highlighting code, falling back to markdown: \n    at YD (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:1175:4413)\n    at file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:1175:5401\n    at Array.map (<anonymous>)\n    at YD (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:1175:5372)\n    at file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:1175:5288\n    at Array.map (<anonymous>)\n    at YD (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:1175:5277)\n    at file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:1175:4141\n    at Array.map (<anonymous>)\n    at MF (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:1175:4132)","timestamp":"2025-11-26T18:40:14.804Z"},{"error":"WiA: Insufficient permissions for global npm install.\n    at Qv1 (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:1862:998)\n    at process.processTicksAndRejections (node:internal/process/task_queues:103:5)\n    at async yKA (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:1872:43)\n    at async file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:2810:32485","timestamp":"2025-11-26T18:46:24.767Z"},{"error":"WiA: Insufficient permissions for global npm install.\n    at Qv1 (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:1862:998)\n    at process.processTicksAndRejections (node:internal/process/task_queues:103:5)\n    at async yKA (file:///usr/lib/node_modules/@anthropic-ai/claude-code/cli.js:1872:43)\n    at as

Note: Error logs were truncated.

<img width="1262" height="303" alt="Image" src="https://github.com/user-attachments/assets/e469253d-b7f1-42de-a050-eb43c3ec6212" />