GenarrativeAI/Genarrative

修复移动端顶栏折行与头像裁剪弹窗被底部主菜单遮挡 #515

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k88936 wants to merge 1 commits from fix/mobile-style into master

Author	SHA1	Message	Date
k88936	b43a663fe2	修复移动端顶栏折行与头像裁剪弹窗被底部主菜单遮挡 Project CI / AI game creator shell Rust crates (pull_request) Successful in 1m5s Details Project CI / AI game creator shell Rust smoke (pull_request) Successful in 1m26s Details Project CI / Backend tests (pull_request) Successful in 4m5s Details Project CI / Frontend tests (pull_request) Successful in 2m9s Details Project CI / Native shell tests (pull_request) Successful in 6m3s Details Project CI / AI game creator shell Rust lane 1/2 (pull_request) Successful in 9m46s Details Project CI / AI game creator shell web tests (pull_request) Successful in 1m28s Details Project CI / AI game creator shell Rust lane 2/2 (pull_request) Successful in 9m42s Details Project CI / Repository checks (pull_request) Failing after 2m3s Details - 主站顶栏在所有断点保持单行：去掉顶栏与动作区的 flex-wrap，品牌和下载、泥点、账户入口不再折成两行 - 窄屏（<640px）下载入口收起为 44×44 图标按钮，保留 aria-label/title，≥640px 恢复「下载客户端」完整文案 - 窄屏（<480px）顶栏品牌只保留 IP 标识，让出空间给下载、泥点与账户入口，并收紧窄屏动作区间距 - 头像裁剪弹窗去掉 portal={false}，改由 UnifiedModal 默认 portal 渲染到 document.body - 个人中心两级弹窗壳层同步去掉 portal={false}，昵称等个人中心弹窗一并回到页面级层级 - 弹窗不再受 .platform-desktop-layout 的 z-index:1 stacking context 限制，层级高于固定底部主菜单（z-index:60） - 共享记忆补记单行顶栏口径与「内联弹窗被固定底栏压住」的排障经验	2026-09-24 21:22:15 +08:00