diff --git a/src/services/crawler.js b/src/services/crawler.js
index c2f27e2..f11d2a9 100644
--- a/src/services/crawler.js
+++ b/src/services/crawler.js
@@ -17,45 +17,68 @@ const axiosInstance = axios.create({
  * 사이트를 크롤링하고 DB에 저장
  */
 async function crawlSite(siteId) {
-  // 사이트 정보 조회
   const { rows } = await db.query('SELECT * FROM sites WHERE id = $1', [siteId]);
   if (rows.length === 0) throw new Error(`Site ${siteId} not found`);
   const site = rows[0];
+  const parseRules = site.parse_rules || {};
 
   await logCrawl(siteId, 'crawl_start', `크롤링 시작: ${site.url}`);
 
   try {
-    // 1. HTML 가져오기
-    const response = await axiosInstance.get(site.url);
+    // 1. 실제 크롤링할 URL 결정 (디스커버리 or 직접)
+    let targetUrl = site.url;
+
+    if (parseRules.discovery) {
+      // 디스커버리: 목록 페이지에서 최신 글 URL을 자동 탐색
+      await logCrawl(siteId, 'discovery', `목록 페이지에서 최신 글 탐색: ${site.url}`);
+      const listResponse = await axiosInstance.get(site.url);
+      const $list = cheerio.load(listResponse.data);
+
+      const selector = parseRules.discovery.link_selector || 'a.read-more, a.more-link, .entry-title a, article a';
+      const linkEl = $list(selector).first();
+
+      if (linkEl.length > 0) {
+        const href = linkEl.attr('href');
+        if (href) {
+          // 상대 URL -> 절대 URL
+          targetUrl = new URL(href, site.url).toString();
+          await logCrawl(siteId, 'discovery', `최신 글 발견: ${targetUrl}`);
+        }
+      } else {
+        await logCrawl(siteId, 'discovery_warn', `최신 글 링크를 찾을 수 없음. 원본 URL 사용: ${site.url}`);
+      }
+    }
+
+    // 2. HTML 가져오기
+    const response = await axiosInstance.get(targetUrl);
     const rawHtml = response.data;
 
-    // 2. 파싱 규칙에 따라 데이터 추출
-    const parseRules = site.parse_rules || {};
+    // 3. 파싱 규칙에 따라 데이터 추출
     const parsedData = parseHtml(rawHtml, parseRules);
+    parsedData.meta._crawled_url = targetUrl;
 
-    // 3. 렌더링용 HTML 생성
+    // 4. 렌더링용 HTML 생성
     const adsenseConfig = await getAdsenseConfig(site.adsense_config_id);
     const renderedHtml = renderPublicPage(site, parsedData, adsenseConfig);
 
-    // 4. DB 저장
+    // 5. DB 저장
     await db.query(
       `INSERT INTO crawl_results (site_id, raw_html, parsed_data, rendered_html, status)
        VALUES ($1, $2, $3, $4, 'success')`,
       [siteId, rawHtml, JSON.stringify(parsedData), renderedHtml]
     );
 
-    // 5. 사이트 최종 크롤링 시간 업데이트
+    // 6. 사이트 최종 크롤링 시간 업데이트
     await db.query(
       'UPDATE sites SET last_crawled_at = NOW(), updated_at = NOW() WHERE id = $1',
       [siteId]
     );
 
-    await logCrawl(siteId, 'crawl_success', `크롤링 완료. ${parsedData.items?.length || 0}개 항목 추출`);
+    await logCrawl(siteId, 'crawl_success', `크롤링 완료 (${targetUrl}). ${parsedData.items?.length || 0}개 항목 추출`);
 
-    return { success: true, itemCount: parsedData.items?.length || 0 };
+    return { success: true, itemCount: parsedData.items?.length || 0, crawledUrl: targetUrl };
 
   } catch (err) {
-    // 에러 기록
     await db.query(
       `INSERT INTO crawl_results (site_id, status, error_message)
        VALUES ($1, 'error', $2)`,
@@ -67,22 +90,16 @@ async function crawlSite(siteId) {
 }
 
 /**
- * HTML 파싱 - parse_rules에 따라 데이터 추출
+ * HTML 파싱
  *
  * parse_rules 형식:
  * {
- *   "container": "table.easy-table tbody tr",   // 반복 항목 컨테이너 CSS 셀렉터
- *   "fields": {
- *     "rank": { "selector": "td:nth-child(1)", "type": "text" },
- *     "name": { "selector": "td:nth-child(2)", "type": "text" },
- *     "url":  { "selector": "td:nth-child(3) a", "type": "attr", "attr": "href" },
- *     "url_text": { "selector": "td:nth-child(3)", "type": "text" },
- *     "features": { "selector": "td:nth-child(4)", "type": "text" }
+ *   "discovery": {                                    // (선택) 목록 페이지에서 최신 글 자동 탐색
+ *     "link_selector": "a.read-more"                  // "Read more" 링크 CSS 셀렉터
  *   },
- *   "meta": {
- *     "title": { "selector": "h1.entry-title", "type": "text" },
- *     "date": { "selector": "time.entry-date", "type": "attr", "attr": "datetime" }
- *   }
+ *   "container": "table.easy-table tbody tr",
+ *   "fields": { ... },
+ *   "meta": { ... }
  * }
  */
 function parseHtml(html, rules) {
@@ -160,7 +177,6 @@ function renderPublicPage(site, parsedData, adsenseConfig) {
     const rank = item.rank || item._index || (idx + 1);
     const rankClass = rank == 1 ? 'r1' : rank == 2 ? 'r2' : rank == 3 ? 'r3' : '';
 
-    // 별점 + 태그
     const stars = (item.features || '').match(/★/g);
     const starCount = stars ? stars.length : 0;
     const tagText = (item.features || '').replace(/★/g, '').trim();
@@ -180,7 +196,7 @@ function renderPublicPage(site, parsedData, adsenseConfig) {
 
     // 5번째 뒤 중간 광고
     if (idx === 4 && ads.client_id) {
-      cardsHtml += renderAdBlock(ads.client_id, ads.slots?.middle || '');
+      cardsHtml += renderAdBlock(ads.client_id, ads.slots?.middle);
     }
   });
 
@@ -206,12 +222,13 @@ function renderPublicPage(site, parsedData, adsenseConfig) {
       </div>`;
   }
 
+  // AdSense: client_id만 있으면 자동광고 동작
   const adsenseScript = ads.client_id
     ? `<script async src="https://pagead2.googlesyndication.com/pagead/js/adsbygoogle.js?client=${escapeHtml(ads.client_id)}" crossorigin="anonymous"></script>`
     : '';
 
-  const topAd = ads.client_id ? renderAdBlock(ads.client_id, ads.slots?.top || '') : '';
-  const bottomAd = ads.client_id ? renderAdBlock(ads.client_id, ads.slots?.bottom || '') : '';
+  const topAd = ads.client_id ? renderAdBlock(ads.client_id, ads.slots?.top) : '';
+  const bottomAd = ads.client_id ? renderAdBlock(ads.client_id, ads.slots?.bottom) : '';
 
   return `<!DOCTYPE html>
 <html lang="ko">
@@ -297,12 +314,16 @@ body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI','Noto Sans KR',sans
 </html>`;
 }
 
+/**
+ * 광고 블록 렌더링 - slotId 없으면 자동 광고만
+ */
 function renderAdBlock(clientId, slotId) {
   if (!clientId) return '';
+  // slotId가 없으면 자동 광고 (AdSense가 알아서 배치)
+  const slotAttr = slotId ? ` data-ad-slot="${escapeHtml(slotId)}"` : '';
   return `
     <div class="ad-box">
-      <div class="ad-label">Advertisement</div>
-      <ins class="adsbygoogle" style="display:block" data-ad-client="${escapeHtml(clientId)}" data-ad-slot="${escapeHtml(slotId)}" data-ad-format="auto" data-full-width-responsive="true"></ins>
+      <ins class="adsbygoogle" style="display:block" data-ad-client="${escapeHtml(clientId)}"${slotAttr} data-ad-format="auto" data-full-width-responsive="true"></ins>
       <script>(adsbygoogle = window.adsbygoogle || []).push({});</script>
     </div>`;
 }
diff --git a/views/admin/sites.ejs b/views/admin/sites.ejs
index e3e8d37..423deb9 100644
--- a/views/admin/sites.ejs
+++ b/views/admin/sites.ejs
@@ -11,32 +11,55 @@
   </table>
 </div>
 
+<!-- 미리보기 모달 -->
+<div class="modal-overlay" id="previewModal">
+  <div class="modal" style="max-width:900px">
+    <div class="flex-between mb-1">
+      <h3>공개 페이지 미리보기</h3>
+      <button class="btn btn-outline btn-sm" onclick="document.getElementById('previewModal').classList.remove('active')">닫기</button>
+    </div>
+    <div id="preview-tabs" class="flex mb-1">
+      <button class="btn btn-sm btn-primary" onclick="showTab('rendered')">렌더링</button>
+      <button class="btn btn-sm btn-outline" onclick="showTab('parsed')">파싱 데이터</button>
+    </div>
+    <div id="tab-rendered"><iframe id="preview-iframe" style="width:100%;height:500px;border:1px solid var(--border);border-radius:var(--radius);background:#fff"></iframe></div>
+    <div id="tab-parsed" style="display:none"><pre id="preview-parsed" style="background:var(--bg);padding:1rem;border-radius:var(--radius);max-height:500px;overflow:auto;font-size:.78rem;white-space:pre-wrap"></pre></div>
+  </div>
+</div>
+
 <!-- 사이트 추가/수정 모달 -->
 <div class="modal-overlay" id="siteModal">
-  <div class="modal">
+  <div class="modal" style="max-width:700px">
     <h3 id="modal-title">사이트 추가</h3>
     <input type="hidden" id="edit-id">
+
     <div class="form-row">
       <div class="form-group">
         <label>사이트명 *</label>
         <input id="f-name" placeholder="예: 토렌트 순위">
       </div>
       <div class="form-group">
-        <label>슬러그 (공개 URL용)</label>
+        <label>슬러그 (공개 URL: /s/여기)</label>
         <input id="f-slug" placeholder="예: torrent-rank">
       </div>
     </div>
+
     <div class="form-group">
       <label>크롤링 URL *</label>
-      <input id="f-url" placeholder="http://jaewook.net/archives/2613">
+      <input id="f-url" placeholder="http://jaewook.net/archives/tag/토렌트순위">
     </div>
+
     <div class="form-group">
       <label>설명</label>
-      <input id="f-desc" placeholder="사이트 설명">
+      <input id="f-desc" placeholder="사이트 설명 (공개 페이지 meta description)">
     </div>
+
     <div class="form-group">
-      <label>파싱 규칙 (JSON) - 아래 예시를 참고하세요</label>
-      <textarea id="f-rules" rows="12" style="font-size:.78rem">{
+      <label>파싱 규칙 (JSON)</label>
+      <textarea id="f-rules" rows="14" style="font-size:.78rem">{
+  "discovery": {
+    "link_selector": ".entry-title a"
+  },
   "container": "table.easy-table tbody tr",
   "fields": {
     "rank": { "selector": "td:nth-child(1)", "type": "text" },
@@ -50,11 +73,39 @@
     "date": { "selector": "time.entry-date", "type": "attr", "attr": "datetime" }
   }
 }</textarea>
+      <div style="margin-top:.4rem;font-size:.75rem;color:var(--muted)">
+        <strong>discovery</strong>: 목록 페이지 URL을 넣고, 최신 글 링크를 자동 탐색.<br>
+        예) URL에 태그 페이지를 넣으면 → "Read more" 링크를 찾아 → 본문 크롤링
+      </div>
     </div>
+
+    <!-- 크롤링 스케줄 -->
+    <div class="form-group">
+      <label>크롤링 스케줄 (크론 표현식)</label>
+      <div class="form-row">
+        <input id="f-cron" placeholder="0 6 * * * (비워두면 수동)">
+        <div style="display:flex;align-items:center;gap:.5rem">
+          <label style="display:inline-flex;align-items:center;gap:.4rem;cursor:pointer;font-size:.85rem;white-space:nowrap">
+            <input type="checkbox" id="f-sched-active" style="width:auto"> 활성화
+          </label>
+        </div>
+      </div>
+      <div class="cron-presets">
+        <span class="preset" onclick="document.getElementById('f-cron').value='*/5 * * * *'">5분마다</span>
+        <span class="preset" onclick="document.getElementById('f-cron').value='0 * * * *'">매시간</span>
+        <span class="preset" onclick="document.getElementById('f-cron').value='0 */6 * * *'">6시간마다</span>
+        <span class="preset" onclick="document.getElementById('f-cron').value='0 6 * * *'">매일 06시</span>
+        <span class="preset" onclick="document.getElementById('f-cron').value='0 6,12,18 * * *'">하루 3회</span>
+        <span class="preset" onclick="document.getElementById('f-cron').value='0 0 * * *'">매일 자정</span>
+        <span class="preset" onclick="document.getElementById('f-cron').value='0 6 * * 1'">매주 월요일</span>
+      </div>
+    </div>
+
     <div class="form-group">
       <label>AdSense 설정</label>
       <select id="f-adsense"><option value="">없음</option></select>
     </div>
+
     <div class="flex" style="justify-content:flex-end;gap:.5rem;margin-top:1rem">
       <button class="btn btn-outline" onclick="closeModal()">취소</button>
       <button class="btn btn-primary" onclick="saveSite()">저장</button>
@@ -64,10 +115,13 @@
 
 <script>
 let sites = [];
+let adsenseList = [];
 
 async function loadSites() {
-  sites = await api('GET', '/api/sites');
-  const adsenseList = await api('GET', '/api/adsense');
+  [sites, adsenseList] = await Promise.all([
+    api('GET', '/api/sites'),
+    api('GET', '/api/adsense'),
+  ]);
 
   // AdSense 드롭다운
   const sel = document.getElementById('f-adsense');
@@ -79,15 +133,17 @@ async function loadSites() {
     const sched = s.schedule_active
       ? '<span class="badge badge-success">' + s.cron_schedule + '</span>'
       : '<span class="badge badge-danger">OFF</span>';
+    const hasResult = parseInt(s.crawl_count) > 0;
     return '<tr>' +
       '<td>' + s.id + '</td>' +
-      '<td><a href="/admin/sites/' + s.id + '" style="color:var(--primary);font-weight:600">' + s.name + '</a></td>' +
+      '<td><strong style="color:var(--text)">' + s.name + '</strong></td>' +
       '<td class="text-muted" style="max-width:250px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap">' + s.url + '</td>' +
-      '<td>' + (s.slug || '<span class="text-muted">-</span>') + '</td>' +
+      '<td>' + (s.slug ? '<a href="/s/' + s.slug + '" target="_blank" style="color:var(--primary)">' + s.slug + '</a>' : '<span class="text-muted">-</span>') + '</td>' +
       '<td>' + sched + '</td>' +
       '<td>' + timeAgo(s.last_crawled_at) + '</td>' +
-      '<td class="flex">' +
+      '<td class="flex" style="flex-wrap:nowrap">' +
         '<button class="btn btn-success btn-sm" onclick="doCrawl(' + s.id + ',this)">크롤링</button>' +
+        (hasResult ? '<button class="btn btn-outline btn-sm" onclick="previewSite(' + s.id + ')">미리보기</button>' : '') +
         '<button class="btn btn-outline btn-sm" onclick="editSite(' + s.id + ')">수정</button>' +
         '<button class="btn btn-danger btn-sm" onclick="deleteSite(' + s.id + ')">삭제</button>' +
       '</td></tr>';
@@ -101,7 +157,10 @@ function openAddModal() {
   document.getElementById('f-url').value = '';
   document.getElementById('f-slug').value = '';
   document.getElementById('f-desc').value = '';
+  document.getElementById('f-cron').value = '';
+  document.getElementById('f-sched-active').checked = false;
   document.getElementById('f-adsense').value = '';
+  // 기본 파싱 규칙은 textarea에 이미 있으므로 건드리지 않음
   document.getElementById('siteModal').classList.add('active');
 }
 
@@ -115,6 +174,8 @@ function editSite(id) {
   document.getElementById('f-slug').value = s.slug || '';
   document.getElementById('f-desc').value = s.description || '';
   document.getElementById('f-rules').value = JSON.stringify(s.parse_rules || {}, null, 2);
+  document.getElementById('f-cron').value = s.cron_schedule || '';
+  document.getElementById('f-sched-active').checked = s.schedule_active || false;
   document.getElementById('f-adsense').value = s.adsense_config_id || '';
   document.getElementById('siteModal').classList.add('active');
 }
@@ -128,7 +189,7 @@ async function saveSite() {
   try {
     rules = JSON.parse(document.getElementById('f-rules').value || '{}');
   } catch(e) {
-    toast('파싱 규칙 JSON이 올바르지 않습니다', 'error');
+    toast('파싱 규칙 JSON이 올바르지 않습니다: ' + e.message, 'error');
     return;
   }
 
@@ -144,38 +205,68 @@ async function saveSite() {
   if (!data.name || !data.url) { toast('사이트명과 URL은 필수입니다', 'error'); return; }
 
   const editId = document.getElementById('edit-id').value;
+  let result;
   if (editId) {
-    await api('PUT', '/api/sites/' + editId, data);
-    toast('사이트가 수정되었습니다');
+    result = await api('PUT', '/api/sites/' + editId, data);
   } else {
-    await api('POST', '/api/sites', data);
-    toast('사이트가 추가되었습니다');
+    result = await api('POST', '/api/sites', data);
   }
 
+  if (result.error) { toast('저장 실패: ' + result.error, 'error'); return; }
+
+  // 스케줄 저장
+  const siteId = editId || result.id;
+  const cronVal = document.getElementById('f-cron').value;
+  const schedActive = document.getElementById('f-sched-active').checked;
+  if (cronVal || schedActive) {
+    await api('PUT', '/api/sites/' + siteId + '/schedule', {
+      cron_schedule: cronVal,
+      schedule_active: schedActive,
+    });
+  }
+
+  toast(editId ? '사이트 수정 완료' : '사이트 추가 완료');
   closeModal();
-  loadSites();
+  await loadSites();
 }
 
 async function deleteSite(id) {
   if (!confirm('정말 삭제하시겠습니까? 모든 크롤링 데이터가 삭제됩니다.')) return;
   await api('DELETE', '/api/sites/' + id);
   toast('삭제되었습니다');
-  loadSites();
+  await loadSites();
 }
 
 async function doCrawl(id, btn) {
   btn.disabled = true;
-  btn.textContent = '크롤링 중...';
+  btn.textContent = '진행중...';
   try {
     const r = await api('POST', '/api/sites/' + id + '/crawl');
     if (r.error) throw new Error(r.error);
-    toast('크롤링 완료! ' + (r.itemCount || 0) + '개 항목');
+    toast('크롤링 완료! ' + (r.itemCount || 0) + '개 항목' + (r.crawledUrl ? ' (' + r.crawledUrl.substring(0, 50) + ')' : ''));
   } catch(e) {
     toast('크롤링 실패: ' + e.message, 'error');
   }
   btn.disabled = false;
   btn.textContent = '크롤링';
-  loadSites();
+  await loadSites();
+}
+
+async function previewSite(siteId) {
+  // 최신 크롤링 결과 가져오기
+  const results = await api('GET', '/api/sites/' + siteId + '/results?limit=1');
+  if (!results.length) { toast('크롤링 결과가 없습니다', 'error'); return; }
+
+  const detail = await api('GET', '/api/results/' + results[0].id);
+  document.getElementById('preview-iframe').srcdoc = detail.rendered_html || '<p>렌더링 데이터 없음</p>';
+  document.getElementById('preview-parsed').textContent = JSON.stringify(detail.parsed_data, null, 2);
+  document.getElementById('previewModal').classList.add('active');
+  showTab('rendered');
+}
+
+function showTab(name) {
+  document.getElementById('tab-rendered').style.display = name === 'rendered' ? 'block' : 'none';
+  document.getElementById('tab-parsed').style.display = name === 'parsed' ? 'block' : 'none';
 }
 
 loadSites();