From d1f4755dc6e3a17029bd8de2c612448e05611abe Mon Sep 17 00:00:00 2001
From: Blizzard <blizzardzhang@icloud.com>
Date: Mon, 3 Aug 2026 16:43:24 +0800
Subject: [PATCH] =?UTF-8?q?fix(fe):=20=E8=AF=84=E8=AE=BA=E8=BE=93=E5=85=A5?=
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原来 .cm-ta 是 height:auto，首帧按 textarea 默认约两行渲染成高的，auto-height
再测量缩回单行 → 抖动。改为显式单行 height(盖掉全局 textarea 的 88rpx)，
文字换行时才由 auto-height 顶高，超过上限内部滚动。

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
---
 pets-fe/pages/comments/comments.wxss | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/pets-fe/pages/comments/comments.wxss b/pets-fe/pages/comments/comments.wxss
index 559aa42..1d5d1e0 100644
--- a/pets-fe/pages/comments/comments.wxss
+++ b/pets-fe/pages/comments/comments.wxss
@@ -59,10 +59,13 @@ page{display:flex;flex-direction:column;height:100vh;overflow:hidden;background:
 }
 .cm-cancel{display:flex;align-items:center}
 .cm-bar-row{display:flex;align-items:flex-end;gap:var(--sp-3)}
+/* 起始就是单行高度（显式 height 盖掉全局 textarea 的 88rpx，避免「先高一下再缩成单行」的抖动），
+   auto-height 只在文字换行时把它顶高；超过 max 就内部滚动 */
 .cm-ta{
-  flex:1;min-width:0;box-sizing:border-box;min-height:72rpx;max-height:300rpx;height:auto;
-  padding:var(--sp-3) var(--sp-4);background:var(--surface-2);border-radius:var(--r-md);
-  font-size:var(--fs-md);line-height:1.5;
+  flex:1;min-width:0;box-sizing:border-box;
+  height:72rpx;min-height:72rpx;max-height:280rpx;
+  padding:16rpx var(--sp-4);background:var(--surface-2);border-radius:var(--r-md);
+  font-size:var(--fs-md);line-height:1.4;
 }
 .cm-pic{flex:none;display:flex;align-items:center;color:var(--muted);height:72rpx}
 .cm-pic.disabled{opacity:.35}