diff --git a/scripts/assets/web-probe-sentinel-dashboard/dashboard.css b/scripts/assets/web-probe-sentinel-dashboard/dashboard.css
index 750be284..e4fd8bd1 100644
--- a/scripts/assets/web-probe-sentinel-dashboard/dashboard.css
+++ b/scripts/assets/web-probe-sentinel-dashboard/dashboard.css
@@ -457,6 +457,21 @@ select {
   background: #eef7ff;
 }
 
+.runs-table tr.limit-row {
+  cursor: default;
+}
+
+.runs-table tr.limit-row:hover {
+  background: transparent;
+}
+
+.runs-table tr.limit-row td {
+  color: var(--muted);
+  font-size: 12px;
+  font-weight: 700;
+  text-align: center;
+}
+
 .runs-table td small {
   display: block;
   margin-top: 3px;
@@ -969,6 +984,10 @@ select {
     border-bottom: 1px solid #edf0f4;
   }
 
+  .runs-table tr.limit-row {
+    padding: 12px;
+  }
+
   .runs-table td {
     display: grid;
     grid-template-columns: 82px minmax(0, 1fr);
@@ -985,6 +1004,16 @@ select {
     text-transform: uppercase;
   }
 
+  .runs-table tr.limit-row td {
+    display: block;
+    padding: 0;
+    text-align: left;
+  }
+
+  .runs-table tr.limit-row td::before {
+    content: none;
+  }
+
   .run-identity div {
     grid-template-columns: 54px minmax(0, 1fr);
   }
diff --git a/scripts/assets/web-probe-sentinel-dashboard/dashboard.js b/scripts/assets/web-probe-sentinel-dashboard/dashboard.js
index cf333f3b..54b7411d 100644
--- a/scripts/assets/web-probe-sentinel-dashboard/dashboard.js
+++ b/scripts/assets/web-probe-sentinel-dashboard/dashboard.js
@@ -75,6 +75,13 @@ const state = {
   findingFilters: readFindingFiltersFromLocation(),
 };
 
+const dashboardLimits = {
+  timeline: { mobile: 6, tablet: 9, desktop: 12 },
+  runs: { mobile: 8, tablet: 12, desktop: 24 },
+  findingsRed: { mobile: 4, tablet: 6, desktop: 8 },
+  findingsOther: { mobile: 2, tablet: 3, desktop: 5 },
+};
+
 const dashboardApi = createDashboardApi();
 const autoRefresh = createAutoRefresh({
   storageKey: "hwlab.webProbeSentinel.dashboard.autoRefresh",
@@ -114,6 +121,12 @@ refs.findingClearFilters.addEventListener("click", () => {
 document.addEventListener("visibilitychange", () => {
   if (!document.hidden && autoRefresh.enabled()) loadDashboard({ silent: true });
 });
+window.addEventListener("resize", debounce(() => {
+  if (!state.overview) return;
+  renderTimeline();
+  renderRuns();
+  renderFindings();
+}, 150));
 
 hydrateControls();
 writeFiltersToControls();
@@ -323,7 +336,7 @@ function renderOverview() {
 }
 
 function renderTimeline() {
-  const visibleRuns = state.runs.slice(0, 12);
+  const visibleRuns = state.runs.slice(0, responsiveLimit(dashboardLimits.timeline));
   refs.timelineCount.textContent = `最近 ${formatNumber(visibleRuns.length)} / ${formatNumber(state.runs.length)} 次`;
   if (state.runs.length === 0) {
     refs.timeline.innerHTML = '<div class="empty-state">暂无时间线</div>';
@@ -343,12 +356,15 @@ function renderTimeline() {
 }
 
 function renderRuns() {
-  refs.runsCount.textContent = `${formatNumber(state.runs.length)} 条可见`;
+  const visibleLimit = responsiveLimit(dashboardLimits.runs);
+  const visibleRuns = state.runs.slice(0, visibleLimit);
+  const hiddenCount = Math.max(0, state.runs.length - visibleRuns.length);
+  refs.runsCount.textContent = `${formatNumber(visibleRuns.length)} / ${formatNumber(state.runs.length)} 条可见`;
   if (state.runs.length === 0) {
     refs.runsBody.innerHTML = '<tr><td class="empty-state" colspan="5">暂无运行</td></tr>';
     return;
   }
-  refs.runsBody.innerHTML = state.runs.map((run) => {
+  refs.runsBody.innerHTML = visibleRuns.map((run) => {
     const runId = run.runId || run.id || "-";
     const selected = state.selectedRunId === runId ? " selected-row" : "";
     return `<tr class="${selected}" data-run-id="${escapeAttr(runId)}">
@@ -361,7 +377,7 @@ function renderRuns() {
       <td data-label="发现项">${escapeHtml(String(run.findingCount ?? 0))}${run.maxSeverity ? ` <span class="severity-pill ${severityClass(run.maxSeverity)}">${escapeHtml(displaySeverity(run.maxSeverity))}</span>` : ""}</td>
       <td data-label="更新时间"><span>${escapeHtml(run.updatedAt ? formatRelative(run.updatedAt) : "-")}</span><small>${escapeHtml(run.maintenance ? "维护窗口" : "")}</small></td>
     </tr>`;
-  }).join("");
+  }).join("") + (hiddenCount > 0 ? `<tr class="limit-row"><td colspan="5">其余 ${formatNumber(hiddenCount)} 条运行通过筛选、搜索或 API drill-down 查看</td></tr>` : "");
   for (const row of refs.runsBody.querySelectorAll("tr[data-run-id]")) {
     row.addEventListener("click", () => selectRun(row.dataset.runId));
   }
@@ -377,7 +393,7 @@ function renderFindings() {
   const groups = groupedFindingsBySeverity(state.findings);
   refs.findingsList.innerHTML = groups.map((group, groupIndex) => {
     const open = group.key === "red" || groupIndex === 0;
-    const visibleItems = group.items.slice(0, group.key === "red" ? 8 : 5);
+    const visibleItems = group.items.slice(0, findingVisibleLimit(group.key));
     const hiddenCount = Math.max(0, group.items.length - visibleItems.length);
     return `<details class="finding-group finding-group-${escapeAttr(group.key)}" ${open ? "open" : ""}>
       <summary>
@@ -396,6 +412,17 @@ function renderFindings() {
   }
 }
 
+function responsiveLimit(limits) {
+  if (window.matchMedia("(max-width: 560px)").matches) return limits.mobile;
+  if (window.matchMedia("(max-width: 980px)").matches) return limits.tablet;
+  return limits.desktop;
+}
+
+function findingVisibleLimit(severity) {
+  const key = String(severity || "").toLowerCase();
+  return responsiveLimit(key === "red" || key === "critical" || key === "error" ? dashboardLimits.findingsRed : dashboardLimits.findingsOther);
+}
+
 function renderFindingItem(item) {
     const code = item.code || item.findingId || "finding";
     const latestRunId = item.latestRunId || "-";