单词列表改紧凑网格(一行2-3个),不再一行一个占空间

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

src/app/words/word-day.tsx

@@ -136,34 +136,39 @@ export function WordDayClient({
         <span className="text-xs text-muted-foreground">已学 {learnedSet.size}/{items.length}</span>
       </header>
 
-      <div className="space-y-2">
+      <div className="grid grid-cols-2 gap-2 sm:grid-cols-3">
         {items.map((it) => {
           const done = learnedSet.has(it.word);
           return (
-            <div key={it.word} className="rounded-xl border border-slate-100 bg-white p-3 shadow-soft">
-              <div className="flex items-center gap-2">
-                <button type="button" onClick={() => speak(it.word)} className="text-indigo-600" title="发音">
-                  <Volume2 className="size-5" />
+            <div key={it.word} className="rounded-xl border border-slate-100 bg-white p-2.5 shadow-soft">
+              <div className="flex items-center gap-1.5">
+                <button type="button" onClick={() => speak(it.word)} className="shrink-0 text-indigo-600" title="发音">
+                  <Volume2 className="size-4" />
                 </button>
-                <button type="button" onClick={() => openDetail(it.word)} className="text-left">
-                  <span className="text-base font-bold text-slate-900">{it.word}</span>
+                <button type="button" onClick={() => openDetail(it.word)} className="min-w-0 flex-1 truncate text-left text-sm font-bold text-slate-900">
+                  {it.word}
                 </button>
-                <span className="ml-1 flex-1 truncate text-sm text-muted-foreground">{it.meaning}</span>
-                <RecordBtn day={day} word={it.word} />
                 <button
                   type="button"
                   onClick={() => toggleLearn(it.word)}
                   className={cn(
-                    "flex size-8 shrink-0 items-center justify-center rounded-full border-2",
+                    "flex size-6 shrink-0 items-center justify-center rounded-full border-2",
                     done ? "border-transparent bg-gradient-to-br from-emerald-400 to-emerald-600 text-white" : "border-slate-300",
                   )}
                   title="学会"
                 >
-                  {done && <Check className="size-4" strokeWidth={3} />}
+                  {done && <Check className="size-3.5" strokeWidth={3} />}
+                </button>
+              </div>
+              <p className="mt-1 truncate text-xs text-muted-foreground">{it.meaning}</p>
+              <div className="mt-1.5 flex items-center justify-between">
+                <RecordBtn day={day} word={it.word} />
+                <button type="button" onClick={() => openDetail(it.word)} className="text-xs text-indigo-600">
+                  详情
                 </button>
               </div>
               {open === it.word && (
-                <div className="mt-2 space-y-1 rounded-lg bg-slate-50 p-2 text-sm">
+                <div className="mt-2 space-y-1 rounded-lg bg-slate-50 p-2 text-xs">
                   <p className="text-slate-800">
                     <span className="font-medium text-indigo-600">释义:</span>
                     {it.meaning || "见例句"}
@@ -174,7 +179,7 @@ export function WordDayClient({
                   </p>
                   <p className="text-slate-700">
                     <span className="font-medium text-indigo-600">形近词:</span>
-                    {it.similar.map((s) => `${s.word}(${s.meaning})`).join("、") || "无"}
+                    {it.similar.map((s) => s.word).join("、") || "无"}
                   </p>
                 </div>
               )}