diff --git a/builder.js b/builder.js
index 0f5dca7..7c96707 100644
--- a/builder.js
+++ b/builder.js
@@ -8,6 +8,101 @@ const DEV = process.argv.includes("--dev");
 const escape = (str) =>
   str.replace(/\s+/g, " ").trim().replace(/"/g, '\\"').replace(/\$/g, "\\$");
 
+const minifyPhp = (code) => {
+  let minified = "";
+  let i = 0;
+  let inString = false;
+  let stringChar = "";
+  let inComment = false;
+  let inMultilineComment = false;
+
+  while (i < code.length) {
+    const char = code[i];
+    const nextChar = code[i + 1];
+    const nextTwoChars = code.substring(i, i + 2);
+
+    // Handle strings
+    if ((char === '"' || char === "'") && !inComment && !inMultilineComment) {
+      if (!inString) {
+        inString = true;
+        stringChar = char;
+        minified += char;
+      } else if (char === stringChar && code[i - 1] !== "\\") {
+        inString = false;
+        minified += char;
+      } else {
+        minified += char;
+      }
+      i++;
+      continue;
+    }
+
+    if (inString) {
+      minified += char;
+      i++;
+      continue;
+    }
+
+    // Handle multiline comments
+    if (nextTwoChars === "/*" && !inComment) {
+      inMultilineComment = true;
+      i += 2;
+      continue;
+    }
+
+    if (nextTwoChars === "*/" && inMultilineComment) {
+      inMultilineComment = false;
+      i += 2;
+      continue;
+    }
+
+    if (inMultilineComment) {
+      i++;
+      continue;
+    }
+
+    // Handle single-line comments
+    if (nextTwoChars === "//" && !inComment) {
+      inComment = true;
+      i += 2;
+      continue;
+    }
+
+    if ((char === "\n" || char === "\r") && inComment) {
+      inComment = false;
+      // Don't append the newline directly — let it fall through to the
+      // whitespace-collapse logic below so it becomes a single space (or
+      // nothing) instead of a literal newline.
+    }
+
+    if (inComment) {
+      i++;
+      continue;
+    }
+
+    // Remove unnecessary whitespace
+    if (/\s/.test(char)) {
+      if (minified && !/\s$/.test(minified) && !/[\{\[\(]$/.test(minified)) {
+        const nextNonWhitespace = code.substring(i).match(/\S/);
+        if (
+          nextNonWhitespace &&
+          !/[\}\]\)]/.test(nextNonWhitespace[0]) &&
+          !/[;,:]/.test(nextNonWhitespace[0])
+        ) {
+          minified += " ";
+        }
+      }
+      i++;
+      continue;
+    }
+
+    minified += char;
+    i++;
+  }
+
+  return minified.trim();
+};
+
 function build() {
   const data = fs.readFileSync("./script.php", "utf8");
   const mountRegex = /"<<BUILDER_MOUNT_FILE_\((?<file>.*?)\)>>"/gm;
@@ -42,6 +137,35 @@ function build() {
   fs.writeFileSync("./output.php", result, "utf8");
   console.log(`[${new Date().toLocaleTimeString()}] Built output.php`);
 
+  // Minify PHP after @BUILDER_BEGIN_MINIFY marker
+  try {
+    let phpContent = fs.readFileSync("./output.php", "utf8");
+    const minifyMarker = "// @BUILDER_BEGIN_MINIFY";
+    const markerIndex = phpContent.indexOf(minifyMarker);
+
+    if (markerIndex !== -1) {
+      // Cut from the start of the marker's line so any indentation on that
+      // line doesn't leak into the untouched "before" section.
+      const lineStart = phpContent.lastIndexOf("\n", markerIndex) + 1;
+      const beforeMinify = phpContent.substring(0, lineStart);
+      const afterMarker = phpContent.substring(
+        markerIndex + minifyMarker.length,
+      );
+      const minifiedPart = minifyPhp(afterMarker);
+      // The marker itself is a `//` comment — it must NOT be written back
+      // into the output, otherwise everything appended right after it on
+      // the same line gets swallowed as part of that comment.
+      const finalContent = beforeMinify + minifiedPart;
+
+      fs.writeFileSync("./output.php", finalContent, "utf8");
+      console.log(
+        `[${new Date().toLocaleTimeString()}] Minified PHP (reduced by ${(100 - (minifiedPart.length / afterMarker.length) * 100).toFixed(1)}%)`,
+      );
+    }
+  } catch (err) {
+    console.error("Minification error:", err.message);
+  }
+
   return mountedFiles;
 }
 
@@ -89,4 +213,4 @@ if (DEV) {
   syncWatchers(watchedFiles);
 
   console.log("Watching for changes… (Ctrl+C to stop)");
-}
+}
\ No newline at end of file
diff --git a/script.php b/script.php
index 17dfefe..eb65ebf 100644
--- a/script.php
+++ b/script.php
@@ -15,6 +15,8 @@ const AUTH_URL = "https://login.dnevnik.ru/login/?ReturnUrl=";
 const OAUTH_URL = "https://login.dnevnik.ru/oauth2?response_type=token&client_id=b8006d75-70a9-4291-885c-13d8511bb2ae&scope=CommonInfo,EducationalInfo,FriendsAndRelatives&redirect_uri=";
 // ============
 
+// @BUILDER_BEGIN_MINIFY
+
 // ===PAGES===
 // NOTE: contains ai-generated styles and mine shitty while state-of-art template system
 // we use builder to mount these