style(chat): simplify suggestion copy and align hover with chat UI

Shorten follow-up and refresh labels across locales, and replace flashy
suggestion card hovers with the same border, neutral background, and
shadow treatment used elsewhere in the chat page.

Author: lyingbug

frontend/src/components/chat/FollowUpSuggestions.vue

@@ -120,18 +120,19 @@ const dismiss = () => {
   gap: 12px;
   width: 100%;
   padding: 9px 11px;
-  border: 1px solid transparent;
+  border: 1px solid var(--td-component-stroke);
   border-radius: 8px;
   background: var(--td-bg-color-container);
   color: var(--td-text-color-primary);
   text-align: left;
   cursor: pointer;
+  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
+  transition: border-color .2s ease, box-shadow .2s ease, background .2s ease;
 }
-.follow-ups__item { transition: border-color .2s, box-shadow .2s, transform .2s; }
 .follow-ups__item:hover {
   border-color: var(--td-brand-color);
-  box-shadow: 0 4px 14px rgba(0, 0, 0, .12);
-  transform: translateY(-1px);
+  background: var(--td-bg-color-container-hover);
+  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
 }
 .follow-ups__item:hover .t-icon { color: var(--td-brand-color); }
 .is-spinning { animation: spin 1s linear infinite; }

frontend/src/components/css/suggested-questions.less

@@ -68,7 +68,7 @@
     }
 
     &:active:not(:disabled) {
-        transform: scale(0.92);
+        background: var(--td-bg-color-secondarycontainer);
     }
 
     &:disabled {
@@ -114,63 +114,17 @@
     background: var(--td-bg-color-container);
     cursor: pointer;
     overflow: hidden;
-    transition:
-        background 0.25s @suggested-ease,
-        border-color 0.25s @suggested-ease,
-        box-shadow 0.25s @suggested-ease,
-        transform 0.2s @suggested-ease;
-
-    // 左侧主题色渐隐高光，hover 时淡入，营造柔和的呼吸感
-    &::before {
-        content: "";
-        position: absolute;
-        inset: 0;
-        border-radius: inherit;
-        background: linear-gradient(
-            105deg,
-            var(--td-brand-color-light) 0%,
-            transparent 55%
-        );
-        opacity: 0;
-        transition: opacity 0.25s @suggested-ease;
-        pointer-events: none;
-    }
+    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
+    transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
 
     &:not(.sq-card-skeleton):hover {
-        border-color: var(--td-brand-color-light-active, var(--td-brand-color));
-        background: var(--td-bg-color-container);
-        box-shadow: 0 3px 10px -8px rgba(0, 0, 0, 0.14);
-        transform: translateY(-1px);
-
-        &::before {
-            opacity: 0.45;
-        }
-    }
-
-    // 右侧引导箭头：默认隐藏并向左收起，hover 时滑入
-    &::after {
-        content: "›";
-        position: relative;
-        flex-shrink: 0;
-        margin-left: -2px;
-        font-size: 17px;
-        line-height: 1;
-        color: var(--td-brand-color);
-        opacity: 0;
-        transform: translateX(-6px);
-        transition:
-            opacity 0.25s @suggested-ease,
-            transform 0.25s @suggested-ease;
+        border-color: var(--td-brand-color);
+        background: var(--td-bg-color-container-hover);
+        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
     }
 
     &:not(.sq-card-skeleton):active {
-        transform: translateY(0) scale(0.99);
-        box-shadow: 0 2px 8px -6px rgba(0, 0, 0, 0.2);
-    }
-
-    &:not(.sq-card-skeleton):hover::after {
-        opacity: 1;
-        transform: translateX(0);
+        box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
     }
 
     &.sq-card-skeleton {
@@ -196,11 +150,6 @@
             width: 210px;
         }
 
-        &::before,
-        &::after {
-            display: none;
-        }
-
         :deep(.t-skeleton) {
             width: 100%;
         }
@@ -226,11 +175,6 @@
     overflow: hidden;
     text-overflow: ellipsis;
     white-space: nowrap;
-    transition: color 0.2s @suggested-ease;
-}
-
-.suggested-question-card:not(.sq-card-skeleton):hover .suggested-question-text {
-    color: var(--td-brand-color);
 }
 
 .suggested-question-badge {

frontend/src/i18n/embed.ts

@@ -76,10 +76,10 @@ const messages = {
       "title": "对话",
       "newChat": "新对话",
       "suggestedQuestions": "你可以这样问我",
-      "suggestedQuestionsLoading": "正在加载推荐问题...",
-      "followUpQuestions": "接下来可以继续问",
-      "followUpQuestionsLoading": "整理后续问题",
-      "refreshSuggestedQuestions": "换一批推荐问题",
+      "suggestedQuestionsLoading": "加载中...",
+      "followUpQuestions": "继续问",
+      "followUpQuestionsLoading": "加载推荐问题",
+      "refreshSuggestedQuestions": "换一批",
       "inputPlaceholder": "请输入您的消息...",
       "send": "发送",
       "thinking": "思考中...",
@@ -567,10 +567,10 @@ const messages = {
       "title": "Chat",
       "newChat": "New Chat",
       "suggestedQuestions": "You can ask me",
-      "suggestedQuestionsLoading": "Loading suggestions...",
-      "followUpQuestions": "Continue with a follow-up",
-      "followUpQuestionsLoading": "Preparing follow-ups",
-      "refreshSuggestedQuestions": "Refresh suggestions",
+      "suggestedQuestionsLoading": "Loading...",
+      "followUpQuestions": "Keep asking",
+      "followUpQuestionsLoading": "Loading suggested questions",
+      "refreshSuggestedQuestions": "More",
       "inputPlaceholder": "Enter your message...",
       "send": "Send",
       "thinking": "Thinking...",
@@ -1044,10 +1044,11 @@ const koEmbedPublish = {
   },
   chat: {
     suggestedQuestions: '이렇게 물어보세요',
-    suggestedQuestionsLoading: '추천 질문 로딩 중...',
-    followUpQuestions: '이어서 질문해 보세요',
-    followUpQuestionsLoading: '후속 질문 준비 중',
-    refreshSuggestedQuestions: '추천 질문 새로고침',
+    suggestedQuestionsLoading: '로딩 중...',
+    followUpQuestions: '이어서 질문',
+    followUpQuestionsLoading: '추천 질문 로딩 중',
+    thinkingAlt: '생각 중',
+    refreshSuggestedQuestions: '다른 질문',
     imageTooMany: '이미지는 최대 5장까지 업로드할 수 있습니다',
     imageTypeSizeError: 'JPG/PNG/GIF/WEBP만 지원하며, 각 파일은 10MB 이하여야 합니다',
     imageReadFailed: '이미지를 읽지 못했습니다',
@@ -1131,10 +1132,11 @@ const ruEmbedPublish = {
   },
   chat: {
     suggestedQuestions: 'Вы можете спросить так',
-    suggestedQuestionsLoading: 'Загрузка предложений...',
-    followUpQuestions: 'Продолжите уточняющим вопросом',
-    followUpQuestionsLoading: 'Подготовка уточнений',
-    refreshSuggestedQuestions: 'Обновить предложения',
+    suggestedQuestionsLoading: 'Загрузка...',
+    followUpQuestions: 'Спрашивайте дальше',
+    followUpQuestionsLoading: 'Загрузка рекомендуемых вопросов',
+    thinkingAlt: 'Обдумывание...',
+    refreshSuggestedQuestions: 'Ещё',
     imageTooMany: 'Можно загрузить не более 5 изображений',
     imageTypeSizeError: 'Поддерживаются только JPG/PNG/GIF/WEBP, каждый файл до 10 МБ',
     imageReadFailed: 'Не удалось прочитать изображение',

frontend/src/i18n/locales/en-US.ts

@@ -3132,10 +3132,10 @@ export default {
     title: 'Chat',
     newChat: 'New Chat',
     suggestedQuestions: 'You can ask me',
-    followUpQuestions: 'Continue with a follow-up',
-    followUpQuestionsLoading: 'Preparing follow-ups',
-    suggestedQuestionsLoading: 'Loading suggestions...',
-    refreshSuggestedQuestions: 'Refresh suggestions',
+    followUpQuestions: 'Keep asking',
+    followUpQuestionsLoading: 'Loading suggested questions',
+    suggestedQuestionsLoading: 'Loading...',
+    refreshSuggestedQuestions: 'More',
     inputPlaceholder: 'Enter your message...',
     send: 'Send',
     thinking: 'Thinking...',

frontend/src/i18n/locales/ko-KR.ts

@@ -900,10 +900,10 @@ export default {
     title: "대화",
     newChat: "새 대화",
     suggestedQuestions: "이렇게 물어보세요",
-    followUpQuestions: "이어서 질문해 보세요",
-    followUpQuestionsLoading: "후속 질문 준비 중",
-    suggestedQuestionsLoading: "추천 질문 로딩 중...",
-    refreshSuggestedQuestions: "추천 질문 새로고침",
+    followUpQuestions: "이어서 질문",
+    followUpQuestionsLoading: "추천 질문 로딩 중",
+    suggestedQuestionsLoading: "로딩 중...",
+    refreshSuggestedQuestions: "다른 질문",
     inputPlaceholder: "메시지를 입력하세요...",
     send: "전송",
     thinking: "생각 중...",

frontend/src/i18n/locales/ru-RU.ts

@@ -3817,10 +3817,10 @@ export default {
     title: 'Диалог',
     newChat: 'Новый чат',
     suggestedQuestions: 'Вы можете спросить меня',
-    followUpQuestions: 'Продолжите уточняющим вопросом',
-    followUpQuestionsLoading: 'Подготовка уточнений',
-    suggestedQuestionsLoading: 'Загрузка предложений...',
-    refreshSuggestedQuestions: 'Обновить предложения',
+    followUpQuestions: 'Спрашивайте дальше',
+    followUpQuestionsLoading: 'Загрузка рекомендуемых вопросов',
+    suggestedQuestionsLoading: 'Загрузка...',
+    refreshSuggestedQuestions: 'Ещё',
     inputPlaceholder: 'Введите ваше сообщение...',
     send: 'Отправить',
     thinking: 'Думаю...',

frontend/src/i18n/locales/zh-CN.ts

@@ -898,10 +898,10 @@ export default {
     title: "对话",
     newChat: "新对话",
     suggestedQuestions: "你可以这样问我",
-    followUpQuestions: "接下来可以继续问",
-    followUpQuestionsLoading: "整理后续问题",
-    suggestedQuestionsLoading: "正在加载推荐问题...",
-    refreshSuggestedQuestions: "换一批推荐问题",
+    followUpQuestions: "继续问",
+    followUpQuestionsLoading: "加载推荐问题",
+    suggestedQuestionsLoading: "加载中...",
+    refreshSuggestedQuestions: "换一批",
     inputPlaceholder: "请输入您的消息...",
     send: "发送",
     thinking: "思考中...",