diff --git a/negodata/front/src/features/products/components/LowestPriceHistorySheet.tsx b/negodata/front/src/features/products/components/LowestPriceHistorySheet.tsx
index 465a4ae..7d21e10 100644
--- a/negodata/front/src/features/products/components/LowestPriceHistorySheet.tsx
+++ b/negodata/front/src/features/products/components/LowestPriceHistorySheet.tsx
@@ -1,7 +1,9 @@
-import { ExternalLink, Loader2, TrendingDown } from 'lucide-react';
+import type { ReactNode } from 'react';
+import { ChartSpline, ExternalLink, Loader2, TrendingDown, TrendingUp } from 'lucide-react';
 import { CartesianGrid, Line, LineChart, XAxis, YAxis } from 'recharts';
 import { ChartContainer, ChartTooltip, type ChartConfig } from '@/components/ui/chart';
 import { Badge } from '@/components/ui/badge';
+import { Card } from '@/components/ui/card';
 import { Sheet } from '@/components/ui/sheet';
 import { Typography } from '@/components/ui/typography';
 import { useGetLowestPrice } from '@/api/generated/item/item';
@@ -33,6 +35,19 @@ const won = (n: number) => `₩${Math.round(n).toLocaleString()}`;
 const timeLabel = (iso: string) =>
   new Date(iso).toLocaleString('ko-KR', { month: 'numeric', day: 'numeric', hour: '2-digit', minute: '2-digit' });
 
+/** 견적 상세 드로어와 같은 문법의 섹션 카드 — 11px 볼드 타이틀 + 하단 구분선. */
+function SectionCard({ title, action, children }: { title: string; action?: ReactNode; children: ReactNode }) {
+  return (
+    <Card className="p-3 gap-2 rounded shadow-xs border-border/80">
+      <div className="flex items-center justify-between border-b border-border pb-1">
+        <span className="font-bold text-foreground text-[11px] font-sans">{title}</span>
+        {action}
+      </div>
+      {children}
+    </Card>
+  );
+}
+
 // 인터넷 최저가 상세 시트 — 대표값·출처(사이트/상품명/링크)·가격 추이 그래프·수집 이력.
 // 협상 근거로 쓰는 값이므로 "어디서 찾았는지"를 클릭 한 번으로 검증할 수 있게 한다.
 export function LowestPriceHistorySheet({ product, onClose }: LowestPriceHistorySheetProps) {
@@ -43,6 +58,7 @@ export function LowestPriceHistorySheet({ product, onClose }: LowestPriceHistory
   const successes = entries.filter((e): e is LowestPriceEntry & { lp_price: number } => !!e.success_yn && e.lp_price != null);
   const latest = successes[0]; // API 가 최신순으로 준다
   const representative = data?.lowest_price ?? product.internet_lowest_price ?? latest?.lp_price ?? null;
+  const diff = product.price != null && representative != null ? Number(representative) - product.price : null;
 
   // 그래프는 시간 오름차순(성공 수집만). 점 1개는 추이가 아니므로 2건부터 그린다.
   const chartData = [...successes]
@@ -51,60 +67,69 @@ export function LowestPriceHistorySheet({ product, onClose }: LowestPriceHistory
 
   return (
     <Sheet open title="인터넷 최저가 상세" onClose={onClose}>
-      <div className="space-y-5 text-sm">
-        {/* 상품 + 대표값 */}
-        <div>
-          <Typography variant="muted" className="text-[11px]">{product.name}</Typography>
-          <div className="mt-1 flex items-baseline gap-3">
-            <span className="font-mono text-2xl font-bold text-rose-600 dark:text-rose-400">
+      <div className="space-y-4">
+        {/* ── 헤드라인: 상품명 · 대표가 · 단가 대비 칩 ── */}
+        <div className="rounded border border-border/80 bg-muted/25 p-3">
+          <Typography as="p" variant="caption" className="font-medium">{product.name}</Typography>
+          <div className="mt-1.5 flex flex-wrap items-center gap-x-3 gap-y-1.5">
+            <span className="font-mono text-[26px] leading-none font-bold text-rose-600 dark:text-rose-400">
               {representative != null ? won(Number(representative)) : '수집 전'}
             </span>
-            {product.price != null && representative != null && (
-              <Typography variant="muted" className="text-[11px]">
-                상품 단가 {won(product.price)} 대비{' '}
-                <span className={Number(representative) <= product.price ? 'text-emerald-600 dark:text-emerald-400' : 'text-amber-600 dark:text-amber-400'}>
-                  {`${Number(representative) - product.price > 0 ? '+' : Number(representative) - product.price < 0 ? '-' : ''}${won(Math.abs(Number(representative) - product.price))}`}
-                </span>
-              </Typography>
+            {diff != null && (
+              <span
+                className={`inline-flex items-center gap-1 rounded-full px-2 py-0.5 text-[11px] font-medium ${
+                  diff <= 0
+                    ? 'bg-emerald-500/10 text-emerald-700 dark:text-emerald-400'
+                    : 'bg-amber-500/10 text-amber-700 dark:text-amber-400'
+                }`}
+              >
+                {diff <= 0 ? <TrendingDown size={12} /> : <TrendingUp size={12} />}
+                단가 대비 {diff > 0 ? '+' : diff < 0 ? '-' : ''}{won(Math.abs(diff))}
+              </span>
             )}
           </div>
+          <Typography as="p" variant="caption" className="mt-1.5">
+            상품 단가 {product.price != null ? won(product.price) : '-'}
+            {latest?.crawl_end_time && <> · 마지막 수집 {timeLabel(latest.crawl_end_time)}</>}
+          </Typography>
         </div>
 
-        {/* 출처 — 최신 성공 수집의 사이트/상품명/링크 */}
+        {/* ── 출처 — 최신 성공 수집의 사이트/상품명/링크 ── */}
         {latest && (
-          <div className="rounded-md border border-border bg-muted/20 p-3 space-y-1.5">
-            <div className="flex items-center gap-2">
-              <Badge variant="secondary" className="text-[10px]">{websiteLabel(latest.website)}</Badge>
-              <Typography variant="muted" className="text-[10px]">
-                {latest.crawl_end_time ? timeLabel(latest.crawl_end_time) : ''} 수집
-              </Typography>
-            </div>
+          <SectionCard
+            title="최저가 출처"
+            action={<Badge variant="secondary" className="text-[10px]">{websiteLabel(latest.website)}</Badge>}
+          >
             {latest.lp_name ? (
-              <Typography as="p" variant="small" className="text-[12px] leading-snug text-foreground">{latest.lp_name}</Typography>
+              <Typography as="p" variant="small" className="text-[12.5px] leading-snug">{latest.lp_name}</Typography>
             ) : (
-              <Typography as="p" variant="muted" className="text-[11px]">출처 상세 미수집(이전 버전 수집분)</Typography>
+              <Typography as="p" variant="caption">출처 상세 미수집(이전 버전 수집분)</Typography>
             )}
             {latest.lp_url && (
               <a
                 href={latest.lp_url}
                 target="_blank"
                 rel="noopener noreferrer"
-                className="inline-flex items-center gap-1 text-[11px] font-medium text-rose-600 dark:text-rose-400 hover:underline"
+                className="inline-flex w-fit items-center gap-1.5 rounded border border-border px-2.5 py-1.5 text-[11px] font-medium text-foreground transition-colors hover:border-rose-400/60 hover:bg-rose-500/10 hover:text-rose-600 dark:hover:text-rose-400"
               >
                 판매 페이지에서 확인 <ExternalLink size={11} />
               </a>
             )}
-          </div>
+          </SectionCard>
         )}
 
-        {/* 가격 추이 — 성공 수집 2건부터 */}
-        {chartData.length >= 2 && (
-          <div>
-            <Typography variant="small" className="mb-2 block text-[11px] font-bold text-muted-foreground">
-              가격 추이 ({chartData.length}회 수집)
-            </Typography>
+        {/* ── 가격 추이 ── */}
+        <SectionCard
+          title="가격 추이"
+          action={
+            successes.length > 0 ? (
+              <Typography variant="caption">{successes.length}회 수집</Typography>
+            ) : undefined
+          }
+        >
+          {chartData.length >= 2 ? (
             <ChartContainer config={chartConfig} className="aspect-auto h-40 w-full">
-              <LineChart data={chartData} margin={{ top: 8, right: 12, left: 4, bottom: 0 }}>
+              <LineChart data={chartData} margin={{ top: 10, right: 12, left: 4, bottom: 0 }}>
                 <CartesianGrid vertical={false} strokeDasharray="3 3" />
                 <XAxis dataKey="t" tickLine={false} axisLine={false} tickMargin={8} tickFormatter={timeLabel} fontSize={10} />
                 <YAxis
@@ -126,53 +151,69 @@ export function LowestPriceHistorySheet({ product, onClose }: LowestPriceHistory
                 />
               </LineChart>
             </ChartContainer>
-          </div>
-        )}
+          ) : (
+            <div className="flex items-center gap-2 py-3 text-muted-foreground">
+              <ChartSpline size={14} className="shrink-0" />
+              <Typography variant="caption">
+                {successes.length === 1
+                  ? '수집이 2회 이상 쌓이면 가격 추이 그래프가 표시됩니다.'
+                  : '성공한 수집이 쌓이면 가격 추이 그래프가 표시됩니다.'}
+              </Typography>
+            </div>
+          )}
+        </SectionCard>
 
-        {/* 수집 이력 */}
-        <div>
-          <Typography variant="small" className="mb-2 block text-[11px] font-bold text-muted-foreground">
-            최근 수집 이력
-          </Typography>
+        {/* ── 수집 이력 ── */}
+        <SectionCard title="최근 수집 이력">
           {isLoading ? (
-            <div className="flex items-center gap-2 py-6 justify-center text-muted-foreground">
+            <div className="flex items-center justify-center gap-2 py-6 text-muted-foreground">
               <Loader2 size={14} className="animate-spin" />
-              <span className="text-[11px]">이력을 불러오는 중...</span>
+              <Typography variant="caption">이력을 불러오는 중...</Typography>
             </div>
           ) : entries.length === 0 ? (
-            <div className="py-6 text-center border border-dashed border-border rounded bg-muted/10 space-y-1">
+            <div className="space-y-1 rounded border border-dashed border-border bg-muted/10 py-6 text-center">
               <TrendingDown size={18} className="mx-auto text-muted-foreground/60" />
-              <Typography as="p" variant="muted" className="text-[11px]">
+              <Typography as="p" variant="caption">
                 수집 이력이 없습니다 — 상품 목록에서 "최저가 업데이트하기"로 수집을 시작하세요.
               </Typography>
             </div>
           ) : (
-            <ul className="divide-y divide-border/60 rounded-md border border-border">
+            <ul className="divide-y divide-border/60">
               {entries.map((e, i) => (
-                <li key={i} className="flex items-center justify-between gap-2 px-3 py-2">
-                  <div className="flex items-center gap-2 min-w-0">
-                    <Badge variant="secondary" className="shrink-0 text-[10px]">{websiteLabel(e.website)}</Badge>
+                <li key={i} className="flex items-center justify-between gap-2 py-2 first:pt-0.5 last:pb-0.5">
+                  <div className="flex min-w-0 items-center gap-2">
+                    <Badge variant="secondary" className="w-14 shrink-0 justify-center text-[10px]">
+                      {websiteLabel(e.website)}
+                    </Badge>
                     <span className="truncate text-[11px] text-muted-foreground">
                       {e.crawl_end_time ? timeLabel(e.crawl_end_time) : '-'}
                     </span>
                   </div>
-                  <div className="flex items-center gap-2 shrink-0 font-mono text-[12px]">
+                  <div className="flex shrink-0 items-center gap-2.5 font-mono text-[12px]">
                     {e.success_yn && e.lp_price != null ? (
                       <span className="font-semibold text-rose-600 dark:text-rose-400">{won(e.lp_price)}</span>
                     ) : (
                       <span className="text-amber-600 dark:text-amber-400">미발견</span>
                     )}
-                    {e.lp_url && (
-                      <a href={e.lp_url} target="_blank" rel="noopener noreferrer" className="text-muted-foreground hover:text-foreground">
+                    {e.lp_url ? (
+                      <a
+                        href={e.lp_url}
+                        target="_blank"
+                        rel="noopener noreferrer"
+                        className="text-muted-foreground transition-colors hover:text-rose-600 dark:hover:text-rose-400"
+                        title="판매 페이지 열기"
+                      >
                         <ExternalLink size={12} />
                       </a>
+                    ) : (
+                      <span className="w-3" /> /* 링크 없는 행도 가격 우측 정렬 유지 */
                     )}
                   </div>
                 </li>
               ))}
             </ul>
           )}
-        </div>
+        </SectionCard>
       </div>
     </Sheet>
   );
diff --git a/negodata/front/src/features/products/components/ProductTable.tsx b/negodata/front/src/features/products/components/ProductTable.tsx
index 12018bb..75491b0 100644
--- a/negodata/front/src/features/products/components/ProductTable.tsx
+++ b/negodata/front/src/features/products/components/ProductTable.tsx
@@ -1,4 +1,4 @@
-import { Image as ImageIcon } from 'lucide-react';
+import { ChartSpline, Image as ImageIcon } from 'lucide-react';
 import { Badge } from '@/components/ui/badge';
 import { DataTable } from '@/components/ui/data-table';
 import { TablePagination } from '@/components/ui/table-pagination';
@@ -93,19 +93,23 @@ export function ProductTable({
           header: '인터넷 최저가',
           align: 'right',
           cellClassName: 'font-mono font-semibold text-rose-600 dark:text-rose-400',
-          // 클릭 → 출처(사이트·링크)·가격 추이 시트. 행 클릭(수정 시트)과 겹치지 않게 전파 차단.
+          // 값 + 상세보기 버튼(항상 노출) → 출처(사이트·링크)·가격 추이 시트. 행 클릭과 전파 차단.
           cell: (prod) => (
-            <button
-              type="button"
-              onClick={(e) => {
-                e.stopPropagation();
-                onLowestPriceClick(prod);
-              }}
-              className="cursor-pointer rounded px-1 -mx-1 hover:bg-rose-500/10 hover:underline decoration-rose-400/60 underline-offset-2"
-              title="출처·가격 추이 보기"
-            >
-              {prod.internet_lowest_price != null ? `₩${Number(prod.internet_lowest_price).toLocaleString()}` : '-'}
-            </button>
+            <div className="flex items-center justify-end gap-1.5">
+              <span>{prod.internet_lowest_price != null ? `₩${Number(prod.internet_lowest_price).toLocaleString()}` : '-'}</span>
+              <button
+                type="button"
+                onClick={(e) => {
+                  e.stopPropagation();
+                  onLowestPriceClick(prod);
+                }}
+                className="cursor-pointer shrink-0 rounded border border-border/70 p-1 text-muted-foreground transition-colors hover:border-rose-400/60 hover:bg-rose-500/10 hover:text-rose-600 dark:hover:text-rose-400"
+                title="출처·가격 추이 상세보기"
+                aria-label="인터넷 최저가 상세보기"
+              >
+                <ChartSpline size={13} />
+              </button>
+            </div>
           ),
         },
         {