diff --git a/app/modules/project/templates/project/inbox.html b/app/modules/project/templates/project/inbox.html
index da75de5..34304ca 100644
--- a/app/modules/project/templates/project/inbox.html
+++ b/app/modules/project/templates/project/inbox.html
@@ -1,7 +1,7 @@
 {% extends "erp_base.html" %}
 
 {% block head_extra %}
-<link rel="stylesheet" href="/static/project.css?v=20260917b" />
+<link rel="stylesheet" href="/static/project.css?v=20260917c" />
 <link rel="stylesheet" href="/static/vendor/material-symbols/material-symbols.css" />
 {% endblock %}
 
diff --git a/app/modules/project/templates/project/index.html b/app/modules/project/templates/project/index.html
index 6eb9acd..90e2d91 100644
--- a/app/modules/project/templates/project/index.html
+++ b/app/modules/project/templates/project/index.html
@@ -1,7 +1,7 @@
 {% extends "erp_base.html" %}
 
 {% block head_extra %}
-<link rel="stylesheet" href="/static/project.css?v=20260917b" />
+<link rel="stylesheet" href="/static/project.css?v=20260917c" />
 <link rel="stylesheet" href="/static/vendor/material-symbols/material-symbols.css" />
 {% endblock %}
 
@@ -307,7 +307,7 @@
           <button type="button" class="pj-desc-fmtbtn" data-cmd="createLink" title="링크 삽입">🔗</button>
           <button type="button" class="pj-desc-fmtbtn" data-cmd="removeFormat" title="서식 지우기">✕서식</button>
           <span class="pj-desc-fmtsep"></span>
-          <label class="pj-desc-fmtbtn" id="pj-desc-imgbtn" title="이미지 추가">🖼️<input type="file" id="pj-desc-img-input" accept="image/*" hidden /></label>
+          <label class="pj-desc-fmtbtn" id="pj-desc-imgbtn" title="이미지 추가"><span class="material-symbols-outlined">image</span><input type="file" id="pj-desc-img-input" accept="image/*" hidden /></label>
         </div>
         <div class="pj-desc-wrap">
           <div class="pj-desc-editor" id="pj-t-desc" contenteditable="true" data-placeholder="설명을 입력하세요… (이미지는 붙여넣기 또는 위 버튼으로 추가)"></div>
diff --git a/app/modules/project/templates/project/project.html b/app/modules/project/templates/project/project.html
index 511139b..9402a7e 100644
--- a/app/modules/project/templates/project/project.html
+++ b/app/modules/project/templates/project/project.html
@@ -1,7 +1,7 @@
 {% extends "erp_base.html" %}
 
 {% block head_extra %}
-<link rel="stylesheet" href="/static/project.css?v=20260917b" />
+<link rel="stylesheet" href="/static/project.css?v=20260917c" />
 <!-- 구글 머티리얼 심볼(담당자 아이콘 등) — self-host -->
 <link rel="stylesheet" href="/static/vendor/material-symbols/material-symbols.css" />
 <!-- 타임라인 vis-timeline — self-host -->
@@ -294,7 +294,7 @@
           <button type="button" class="pj-desc-fmtbtn" data-cmd="createLink" title="링크 삽입">🔗</button>
           <button type="button" class="pj-desc-fmtbtn" data-cmd="removeFormat" title="서식 지우기">✕서식</button>
           <span class="pj-desc-fmtsep"></span>
-          <label class="pj-desc-fmtbtn" id="pj-desc-imgbtn" title="이미지 추가">🖼️<input type="file" id="pj-desc-img-input" accept="image/*" hidden /></label>
+          <label class="pj-desc-fmtbtn" id="pj-desc-imgbtn" title="이미지 추가"><span class="material-symbols-outlined">image</span><input type="file" id="pj-desc-img-input" accept="image/*" hidden /></label>
         </div>
         <div class="pj-desc-wrap">
           <div class="pj-desc-editor" id="pj-t-desc" contenteditable="true" data-placeholder="설명을 입력하세요… (이미지는 붙여넣기 또는 위 버튼으로 추가)"></div>
diff --git a/app/static/project.css b/app/static/project.css
index 9ceed28..7a3a7e4 100644
--- a/app/static/project.css
+++ b/app/static/project.css
@@ -606,6 +606,10 @@
 }
 .pj-desc-fmtbtn:hover { background: #f1f2f4; }
 .pj-desc-fmtbtn.is-active { background: var(--pj-accent-tint); border-color: var(--pj-accent); color: var(--pj-accent-dark); }
+/* 이미지 추가 버튼(label)도 다른 버튼과 같은 높이/굵기로 — material-symbols
+   기본 24px 아이콘을 그대로 두면 이 버튼만 커 보이고 줄도 어긋난다. */
+.pj-desc-fmtbtn .material-symbols-outlined { font-size: 16px; line-height: 1; }
+label.pj-desc-fmtbtn { line-height: 26px; }
 .pj-desc-fmtsep { width: 1px; height: 16px; background: #e2e4ea; margin: 0 4px; }
 .pj-desc-editor {
   min-height: 64px; max-height: 260px; overflow-y: auto; padding: 8px 10px;