diff --git a/Overlord-Server/public/assets/build.js b/Overlord-Server/public/assets/build.js
index 6f02b8a..951d95e 100644
--- a/Overlord-Server/public/assets/build.js
+++ b/Overlord-Server/public/assets/build.js
@@ -15,6 +15,12 @@ const buildStatus = document.getElementById("build-status");
 const buildStatusText = document.getElementById("build-status-text");
 const buildOutputDiv = document.getElementById("build-output");
 const buildOutputContainer = document.getElementById("build-output-container");
+const buildLogIssueCount = document.getElementById("build-log-issue-count");
+const buildLogFilterButtons = document.querySelectorAll("[data-build-log-filter]");
+const buildLogWrapBtn = document.getElementById("build-log-wrap-btn");
+const buildLogFollowBtn = document.getElementById("build-log-follow-btn");
+const buildLogCopyBtn = document.getElementById("build-log-copy-btn");
+const buildLogClearBtn = document.getElementById("build-log-clear-btn");
 const buildResults = document.getElementById("build-results");
 const buildFilesDiv = document.getElementById("build-files");
 const logoutBtn = document.getElementById("logout-btn");
@@ -199,6 +205,147 @@ function updateServerUrlCurrentButton() {
 }
 
 let isBuilding = false;
+const BUILD_LOG_MAX_VISIBLE_LINES = 5000;
+const BUILD_LOG_WRAP_KEY = "overlord.buildLog.wrap.v1";
+let buildLogRawChunks = [];
+let buildLogLineCount = 0;
+let buildLogIssueTotal = 0;
+let buildLogFollow = true;
+
+function updateBuildLogSummary() {
+  if (buildLogIssueCount) buildLogIssueCount.textContent = buildLogIssueTotal.toLocaleString();
+}
+
+function setBuildLogFollow(enabled) {
+  buildLogFollow = enabled;
+  buildLogFollowBtn?.setAttribute("aria-pressed", String(enabled));
+  if (enabled && buildOutputContainer) {
+    buildOutputContainer.scrollTop = buildOutputContainer.scrollHeight;
+  }
+}
+
+function resetBuildLog(showEmptyState = false) {
+  buildLogRawChunks = [];
+  buildLogLineCount = 0;
+  buildLogIssueTotal = 0;
+  if (buildOutputDiv) {
+    buildOutputDiv.innerHTML = showEmptyState
+      ? '<div class="build-log-empty">Output cleared. New build events will appear here.</div>'
+      : "";
+  }
+  updateBuildLogSummary();
+}
+
+function classifyBuildLogLine(line, requestedLevel) {
+  const normalizedLevel = String(requestedLevel || "info").toLowerCase();
+  if (normalizedLevel === "error" || /\b(error|failed|failure|fatal|panic)\b/i.test(line)) return "error";
+  if (normalizedLevel === "warn" || normalizedLevel === "warning" || /\b(warn(?:ing)?|retry|skipp?ed|hint)\b/i.test(line)) return "warning";
+  if (normalizedLevel === "success" || /\b(success(?:ful(?:ly)?)?|completed|\[ok\])\b/i.test(line)) return "success";
+  if (/^(?:\s*[=─-]{2,}|\s*\[[^\]]+\]|\s*(?:starting|build id|building|uploading|pushing|reconnecting)\b)/i.test(line)) return "stage";
+  return "detail";
+}
+
+function appendBuildLogLine(line, requestedLevel) {
+  if (!buildOutputDiv || !line.trim()) return;
+  buildOutputDiv.querySelector(".build-log-empty")?.remove();
+
+  const level = classifyBuildLogLine(line, requestedLevel);
+  const row = document.createElement("div");
+  row.className = "build-log-line";
+  row.dataset.logLevel = level;
+
+  buildLogLineCount += 1;
+  if (level === "warning" || level === "error") buildLogIssueTotal += 1;
+
+  const number = document.createElement("span");
+  number.className = "build-log-number";
+  number.textContent = String(buildLogLineCount);
+
+  const content = document.createElement("span");
+  content.className = "build-log-content";
+  content.appendChild(document.createTextNode(line));
+  row.appendChild(number);
+  row.appendChild(content);
+  buildOutputDiv.appendChild(row);
+
+  while (buildOutputDiv.children.length > BUILD_LOG_MAX_VISIBLE_LINES) {
+    buildOutputDiv.firstElementChild?.remove();
+  }
+
+  if (level !== "detail") {
+    animateElement(row, [
+      { opacity: 0, transform: "translateX(5px)" },
+      { opacity: 1, transform: "translateX(0)" },
+    ], { duration: 170 });
+  }
+}
+
+function initBuildConsole() {
+  let wrapEnabled = false;
+  try { wrapEnabled = localStorage.getItem(BUILD_LOG_WRAP_KEY) === "1"; } catch {}
+  buildOutputDiv?.classList.toggle("log-wrap", wrapEnabled);
+  buildLogWrapBtn?.setAttribute("aria-pressed", String(wrapEnabled));
+
+  buildLogFilterButtons.forEach((button) => {
+    button.addEventListener("click", () => {
+      const filter = button.dataset.buildLogFilter || "all";
+      buildOutputDiv.dataset.filter = filter;
+      buildLogFilterButtons.forEach((candidate) => {
+        candidate.setAttribute("aria-pressed", String(candidate === button));
+      });
+    });
+  });
+
+  buildLogWrapBtn?.addEventListener("click", () => {
+    const enabled = !buildOutputDiv.classList.contains("log-wrap");
+    buildOutputDiv.classList.toggle("log-wrap", enabled);
+    buildLogWrapBtn.setAttribute("aria-pressed", String(enabled));
+    try { localStorage.setItem(BUILD_LOG_WRAP_KEY, enabled ? "1" : "0"); } catch {}
+  });
+
+  buildLogFollowBtn?.addEventListener("click", () => setBuildLogFollow(!buildLogFollow));
+  buildOutputContainer?.addEventListener("scroll", () => {
+    const distanceFromBottom = buildOutputContainer.scrollHeight
+      - buildOutputContainer.scrollTop
+      - buildOutputContainer.clientHeight;
+    if (distanceFromBottom > 40 && buildLogFollow) setBuildLogFollow(false);
+  }, { passive: true });
+
+  buildLogCopyBtn?.addEventListener("click", async () => {
+    const text = buildLogRawChunks.join("");
+    if (!text) return;
+    let copied = false;
+    try {
+      await navigator.clipboard.writeText(text);
+      copied = true;
+    } catch {
+      const textarea = document.createElement("textarea");
+      textarea.value = text;
+      textarea.style.position = "fixed";
+      textarea.style.opacity = "0";
+      document.body.appendChild(textarea);
+      textarea.select();
+      copied = document.execCommand?.("copy") === true;
+      textarea.remove();
+    }
+    if (copied) {
+      buildLogCopyBtn.innerHTML = '<i class="fa-solid fa-check text-emerald-400"></i><span class="sr-only">Copied</span>';
+      setTimeout(() => {
+        buildLogCopyBtn.innerHTML = '<i class="fa-regular fa-copy"></i><span class="sr-only">Copy output</span>';
+      }, 1400);
+    } else {
+      window.showToast?.("Could not copy build output", "error");
+    }
+  });
+
+  buildLogClearBtn?.addEventListener("click", () => {
+    resetBuildLog(true);
+    setBuildLogFollow(true);
+  });
+  updateBuildLogSummary();
+}
+
+initBuildConsole();
 
 function revealBuildResults() {
   if (buildResults.classList.contains("hidden")) {
@@ -2053,7 +2200,8 @@ async function startBuild(config) {
   buildResults.classList.add("hidden");
   buildFilesDiv.innerHTML = "";
 
-  buildOutputDiv.innerHTML = "";
+  resetBuildLog();
+  setBuildLogFollow(true);
   addBuildOutput("Starting build process...\n", "info");
 
   try {
@@ -2298,7 +2446,6 @@ async function streamBuildOutput(buildId, config = {}) {
           }
         }
 
-        buildOutputContainer.scrollTop = buildOutputContainer.scrollHeight;
       }
       // Stream ended cleanly without a "complete" event — build may still be running
       completed = true;
@@ -2340,20 +2487,18 @@ async function streamBuildOutput(buildId, config = {}) {
 }
 
 function addBuildOutput(text, level = "info") {
-  const span = document.createElement("span");
-  span.textContent = text;
+  const rawText = String(text ?? "");
+  if (!rawText) return;
+  buildLogRawChunks.push(rawText);
+  const normalized = rawText.replace(/\r\n?/g, "\n");
+  normalized.split("\n").forEach((line) => appendBuildLogLine(line, level));
+  updateBuildLogSummary();
 
-  if (level === "error") {
-    span.className = "text-red-400";
-  } else if (level === "success") {
-    span.className = "text-green-400";
-  } else if (level === "warn") {
-    span.className = "text-yellow-400";
-  } else {
-    span.className = "text-slate-300";
+  if (buildLogFollow && buildOutputContainer) {
+    requestAnimationFrame(() => {
+      buildOutputContainer.scrollTop = buildOutputContainer.scrollHeight;
+    });
   }
-
-  buildOutputDiv.appendChild(span);
 }
 
 function renderShareLinksPanel(items) {
diff --git a/Overlord-Server/public/build.html b/Overlord-Server/public/build.html
index 2eecc05..1c63225 100644
--- a/Overlord-Server/public/build.html
+++ b/Overlord-Server/public/build.html
@@ -79,6 +79,78 @@
         background: linear-gradient(135deg, rgba(37, 99, 235, 0.95), rgba(79, 70, 229, 0.9));
         box-shadow: 0 8px 22px rgba(37, 99, 235, 0.22);
       }
+      .build-console {
+        overflow: hidden;
+        border: 1px solid rgb(51 65 85);
+        border-radius: 0.75rem;
+        background: rgb(2 6 23 / 0.92);
+        box-shadow: inset 0 1px 0 rgb(255 255 255 / 0.025);
+      }
+      .build-console-toolbar {
+        display: flex;
+        flex-wrap: wrap;
+        align-items: center;
+        justify-content: space-between;
+        gap: 0.65rem;
+        padding: 0.6rem 0.75rem;
+        border-bottom: 1px solid rgb(30 41 59);
+        background: linear-gradient(180deg, rgb(15 23 42 / 0.96), rgb(8 15 30 / 0.96));
+      }
+      .build-console-group { display: flex; align-items: center; gap: 0.35rem; }
+      .build-console-control {
+        display: inline-flex;
+        align-items: center;
+        gap: 0.35rem;
+        min-height: 1.9rem;
+        padding: 0.3rem 0.55rem;
+        border: 1px solid transparent;
+        border-radius: 0.45rem;
+        color: rgb(148 163 184);
+        font-size: 0.7rem;
+        font-weight: 600;
+      }
+      .build-console-control:hover { color: rgb(226 232 240); background: rgb(51 65 85 / 0.5); }
+      .build-console-control[aria-pressed="true"] {
+        color: rgb(241 245 249);
+        border-color: rgb(100 116 139 / 0.45);
+        background: rgb(51 65 85 / 0.72);
+      }
+      #build-output-container {
+        min-height: 28rem;
+        max-height: calc(100vh - 23rem);
+        overflow: auto;
+        overscroll-behavior: contain;
+        scrollbar-gutter: stable;
+      }
+      #build-output { min-width: max-content; padding: 0.55rem 0; }
+      #build-output.log-wrap { min-width: 0; }
+      .build-log-line {
+        display: grid;
+        grid-template-columns: 3rem minmax(0, 1fr);
+        min-height: 1.65rem;
+        border-left: 2px solid transparent;
+        color: rgb(148 163 184);
+        font-family: inherit;
+        font-size: 0.78rem;
+        line-height: 1.55;
+      }
+      .build-log-line:hover { background: rgb(30 41 59 / 0.34); }
+      .build-log-number {
+        padding: 0.15rem 0.65rem 0.15rem 0.35rem;
+        color: rgb(71 85 105);
+        text-align: right;
+        user-select: none;
+        font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
+      }
+      .build-log-content { padding: 0.15rem 0.8rem 0.15rem 0; white-space: pre; }
+      #build-output.log-wrap .build-log-content { white-space: pre-wrap; overflow-wrap: anywhere; }
+      .build-log-line[data-log-level="stage"] { color: rgb(186 230 253); border-left-color: rgb(56 189 248); background: rgb(14 165 233 / 0.055); }
+      .build-log-line[data-log-level="success"] { color: rgb(134 239 172); border-left-color: rgb(34 197 94); background: rgb(22 163 74 / 0.06); }
+      .build-log-line[data-log-level="warning"] { color: rgb(253 224 71); border-left-color: rgb(234 179 8); background: rgb(202 138 4 / 0.06); }
+      .build-log-line[data-log-level="error"] { color: rgb(253 164 175); border-left-color: rgb(244 63 94); background: rgb(225 29 72 / 0.08); }
+      #build-output[data-filter="important"] .build-log-line[data-log-level="detail"],
+      #build-output[data-filter="issues"] .build-log-line:not([data-log-level="warning"]):not([data-log-level="error"]) { display: none; }
+      .build-log-empty { padding: 1.2rem; color: rgb(100 116 139); font-size: 0.78rem; }
       [data-builder-panel][hidden] { display: none !important; }
       .builder-profile-bar {
         display: grid;
@@ -1244,10 +1316,34 @@
               </div>
             </div>
 
-            <div id="build-output-container"
-              class="bg-slate-950 border border-slate-700 rounded-lg p-4 min-h-[28rem] max-h-[calc(100vh-20rem)] overflow-y-auto font-mono text-sm">
-              <div id="build-output" class="text-slate-400">
-                Ready to build. Select platforms and click "Start Build".
+            <div class="build-console">
+              <div class="build-console-toolbar" aria-label="Build output controls">
+                <div class="build-console-group" role="group" aria-label="Filter build output">
+                  <button type="button" class="build-console-control" data-build-log-filter="all" aria-pressed="true">All</button>
+                  <button type="button" class="build-console-control" data-build-log-filter="important" aria-pressed="false">Important</button>
+                  <button type="button" class="build-console-control" data-build-log-filter="issues" aria-pressed="false">
+                    Issues <span id="build-log-issue-count" class="text-amber-300">0</span>
+                  </button>
+                </div>
+                <div class="build-console-group">
+                  <button id="build-log-wrap-btn" type="button" class="build-console-control" aria-pressed="false" title="Wrap long lines">
+                    <i class="fa-solid fa-align-left"></i><span>Wrap</span>
+                  </button>
+                  <button id="build-log-follow-btn" type="button" class="build-console-control" aria-pressed="true" title="Follow new output">
+                    <i class="fa-solid fa-arrow-down"></i><span>Follow</span>
+                  </button>
+                  <button id="build-log-copy-btn" type="button" class="build-console-control" title="Copy full output">
+                    <i class="fa-regular fa-copy"></i><span class="sr-only">Copy output</span>
+                  </button>
+                  <button id="build-log-clear-btn" type="button" class="build-console-control" title="Clear output">
+                    <i class="fa-solid fa-eraser"></i><span class="sr-only">Clear output</span>
+                  </button>
+                </div>
+              </div>
+              <div id="build-output-container">
+                <div id="build-output" class="text-slate-400" data-filter="all" role="log" aria-live="polite" aria-relevant="additions">
+                  <div class="build-log-empty">Ready to build. Select platforms and click “Start Build”.</div>
+                </div>
               </div>
             </div>