diff --git a/app/modules/project/templates/project/inbox.html b/app/modules/project/templates/project/inbox.html
index aace27d..e4676fd 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=20260916e" />
+<link rel="stylesheet" href="/static/project.css?v=20260916f" />
 <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 b02cf60..c8a1d51 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=20260916e" />
+<link rel="stylesheet" href="/static/project.css?v=20260916f" />
 <link rel="stylesheet" href="/static/vendor/material-symbols/material-symbols.css" />
 {% endblock %}
 
diff --git a/app/modules/project/templates/project/project.html b/app/modules/project/templates/project/project.html
index 7eb8dad..87dab93 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=20260916e" />
+<link rel="stylesheet" href="/static/project.css?v=20260916f" />
 <!-- 구글 머티리얼 심볼(담당자 아이콘 등) — self-host -->
 <link rel="stylesheet" href="/static/vendor/material-symbols/material-symbols.css" />
 <!-- 타임라인 vis-timeline — self-host -->
diff --git a/app/static/project.css b/app/static/project.css
index 318bb66..a2d46cc 100644
--- a/app/static/project.css
+++ b/app/static/project.css
@@ -184,14 +184,20 @@
 
 /* ── 보드(칸반) ── */
 .pj-board { display: flex; gap: 16px; overflow-x: auto; padding-bottom: 8px; align-items: flex-start; }
-.pj-col { flex: 0 0 280px; background: #f6f5fb; border-radius: 14px; padding: 12px; }
-.pj-col-head { display: flex; align-items: center; gap: 6px; font-weight: 700; font-size: 13px; padding: 2px 6px 12px; color: var(--pj-ink); }
+/* 세션(보드 컬럼) — 배경이 페이지와 거의 같으면 구분이 안 되므로(#f6f5fb ≈
+   흰 배경) 뚜렷한 회색 톤 + 테두리로 아사나처럼 컬럼 경계를 분명히 준다. */
+.pj-col { flex: 0 0 280px; background: #eef0f4; border: 1px solid #e2e4ea; border-radius: 14px; padding: 12px; }
+.pj-col-head {
+  display: flex; align-items: center; gap: 6px; font-weight: 700; font-size: 13px;
+  padding: 2px 6px 12px; margin-bottom: 4px; color: var(--pj-ink);
+  border-bottom: 1px solid #e2e4ea;
+}
 .pj-col-count {
   margin-left: auto; color: var(--pj-ink-soft); font-weight: 700; font-size: 11px;
-  background: #fff; border-radius: 999px; min-width: 20px; height: 20px; padding: 0 6px;
+  background: #fff; border: 1px solid #e2e4ea; border-radius: 999px; min-width: 20px; height: 20px; padding: 0 6px;
   display: inline-flex; align-items: center; justify-content: center;
 }
-.pj-col-body { display: flex; flex-direction: column; gap: 8px; min-height: 40px; border-radius: 8px; }
+.pj-col-body { display: flex; flex-direction: column; gap: 8px; min-height: 40px; border-radius: 8px; padding-top: 8px; }
 .pj-col-body.is-over { background: var(--pj-accent-tint); outline: 2px dashed var(--pj-accent); }
 .pj-card {
   background: #fff; border: 1px solid var(--pj-border); border-radius: var(--pj-card-radius);