diff --git a/app/routers/web.py b/app/routers/web.py
index 5ed4dee..eaf626c 100644
--- a/app/routers/web.py
+++ b/app/routers/web.py
@@ -76,11 +76,18 @@ def login_submit(
 @router.get("/settings", response_class=HTMLResponse)
 def settings_page(
     request: Request,
+    active_tab: str = "account",
     user: User = Depends(get_current_user_web),
     db: Session = Depends(get_db),
 ):
     profiles = db.query(Profile).filter(Profile.user_id == user.id).all()
-    return templates.TemplateResponse("settings.html", {"request": request, "user": user, "profiles": profiles})
+    profile_cards = {}
+    for p in profiles:
+        profile_cards[p.id] = db.query(Postcard).filter(Postcard.profile_id == p.id).all()
+    return templates.TemplateResponse("settings.html", {
+        "request": request, "user": user, "profiles": profiles,
+        "profile_cards": profile_cards, "active_tab": active_tab,
+    })
 
 
 @router.post("/settings/change-username")
diff --git a/app/templates/base.html b/app/templates/base.html
index 4161427..3090625 100644
--- a/app/templates/base.html
+++ b/app/templates/base.html
@@ -8,6 +8,7 @@
 </head>
 <body>
     <nav class="navbar">
+        {% block navbar %}
         <a href="/dashboard" class="nav-brand">📮 明信片管理器</a>
         <div class="nav-links">
             {% if user is defined and user %}
@@ -16,6 +17,7 @@
             <a href="/logout" class="nav-logout">退出</a>
             {% endif %}
         </div>
+        {% endblock %}
     </nav>
     <main class="container">
         {% block content %}{% endblock %}
diff --git a/app/templates/settings.html b/app/templates/settings.html
index ac32838..7dce0bd 100644
--- a/app/templates/settings.html
+++ b/app/templates/settings.html
@@ -6,8 +6,8 @@
 </div>
 
 <div class="tabs" id="tabs">
-    <button class="tab active" onclick="switchTab('account')">账号</button>
-    <button class="tab" onclick="switchTab('showcase')">展示</button>
+    <button class="tab {% if active_tab != 'showcase' %}active{% endif %}" onclick="switchTab('account')">账号</button>
+    <button class="tab {% if active_tab == 'showcase' %}active{% endif %}" onclick="switchTab('showcase')">展示</button>
 </div>
 
 {% if success %}
@@ -17,7 +17,7 @@
 <div class="alert alert-error">{{ error }}</div>
 {% endif %}
 
-<div id="tab-account" class="tab-panel">
+<div id="tab-account" class="tab-panel" {% if active_tab == 'showcase' %}style="display:none"{% endif %}>
 <div class="form-card">
     <h3 style="margin-bottom:.75rem">修改用户名</h3>
     <form method="post" action="/settings/change-username">
@@ -47,7 +47,7 @@
 </div>
 </div>
 
-<div id="tab-showcase" class="tab-panel" style="display:none">
+<div id="tab-showcase" class="tab-panel" {% if active_tab != 'showcase' %}style="display:none"{% endif %}>
 <div class="form-card">
     <h3 style="margin-bottom:.75rem">全局展示设置</h3>
     <form method="post" action="/showcase/manage">
@@ -69,28 +69,77 @@
     <h2 style="font-size:1rem;margin-bottom:1rem">各 Profile 展示设置</h2>
     {% if profiles %}
     {% for p in profiles %}
-    <div style="background:var(--card-bg);border:1px solid var(--border);border-radius:10px;padding:1rem;margin-bottom:.75rem">
+    {% set sent_cards = [] %}
+    {% set received_cards = [] %}
+    {% if profile_cards and p.id in profile_cards %}
+        {% for pc in profile_cards[p.id] %}
+            {% if pc.status in ('sent', 'delivered') %}
+                {% if sent_cards.append(pc) %}{% endif %}
+            {% else %}
+                {% if received_cards.append(pc) %}{% endif %}
+            {% endif %}
+        {% endfor %}
+    {% endif %}
+    <div class="showcase-profile-card" style="background:var(--card-bg);border:1px solid var(--border);border-radius:10px;padding:1rem;margin-bottom:.75rem">
         <div style="display:flex;align-items:center;justify-content:space-between;margin-bottom:.75rem">
             <strong>{{ p.nickname }}</strong>
             <span class="badge" style="{% if p.showcase_enabled %}background:var(--sent){% else %}background:var(--text-muted){% endif %}">{% if p.showcase_enabled %}展示中{% else %}未开启{% endif %}</span>
         </div>
-        <form method="post" action="/profiles/{{ p.id }}/showcase" style="display:flex;flex-wrap:wrap;gap:1rem;align-items:center">
-            <div style="display:flex;align-items:center;gap:.5rem">
-                <label style="margin:0;font-size:.8rem">开启展示</label>
-                <label class="toggle-switch">
-                    <input type="checkbox" name="showcase_enabled" value="1" {% if p.showcase_enabled %}checked{% endif %} onchange="this.form.submit()">
-                    <span class="toggle-slider"></span>
-                </label>
-            </div>
-            <div style="display:flex;align-items:center;gap:.5rem">
-                <label style="margin:0;font-size:.8rem">展示内容</label>
-                <select name="showcase_visible" onchange="this.form.submit()" style="width:auto">
-                    <option value="both" {% if p.showcase_visible == 'both' %}selected{% endif %}>发出 + 收到</option>
-                    <option value="sent" {% if p.showcase_visible == 'sent' %}selected{% endif %}>仅发出</option>
-                    <option value="received" {% if p.showcase_visible == 'received' %}selected{% endif %}>仅收到</option>
-                </select>
+        <form method="post" action="/profiles/{{ p.id }}/showcase">
+            <div style="display:flex;flex-wrap:wrap;gap:1rem;align-items:center">
+                <div style="display:flex;align-items:center;gap:.5rem">
+                    <label style="margin:0;font-size:.85rem">开启展示</label>
+                    <label class="toggle-switch">
+                        <input type="checkbox" name="showcase_enabled" value="1" {% if p.showcase_enabled %}checked{% endif %} onchange="this.form.submit()">
+                        <span class="toggle-slider"></span>
+                    </label>
+                </div>
+                <div style="display:flex;align-items:center;gap:.5rem">
+                    <label style="margin:0;font-size:.85rem">展示内容</label>
+                    <select name="showcase_visible" onchange="this.form.submit()" style="width:auto">
+                        <option value="both" {% if p.showcase_visible == 'both' %}selected{% endif %}>发出 + 收到</option>
+                        <option value="sent" {% if p.showcase_visible == 'sent' %}selected{% endif %}>仅发出</option>
+                        <option value="received" {% if p.showcase_visible == 'received' %}selected{% endif %}>仅收到</option>
+                    </select>
+                </div>
             </div>
         </form>
+
+        {% if p.showcase_enabled and (sent_cards or received_cards) %}
+        <div style="margin-top:.75rem;border-top:1px solid var(--border);padding-top:.75rem">
+            <p style="font-size:.8rem;color:var(--text-muted);margin-bottom:.5rem">单张明信片展示控制：</p>
+            {% if sent_cards %}
+            <div style="margin-bottom:.4rem">
+                <span style="font-size:.78rem;color:var(--text-muted);margin-right:.5rem">发出</span>
+                {% for pc in sent_cards %}
+                <form method="post" action="/postcards/{{ pc.id }}/showcase-toggle" style="display:inline-flex;align-items:center;gap:.3rem;margin-right:.75rem;margin-bottom:.25rem;font-size:.85rem">
+                    <span>{{ pc.card_number }}</span>
+                    <label class="toggle-switch toggle-sm">
+                        <input type="checkbox" name="showcase_hidden" value="1" {% if pc.showcase_hidden %}checked{% endif %} onchange="this.form.submit()">
+                        <span class="toggle-slider"></span>
+                    </label>
+                </form>
+                {% endfor %}
+            </div>
+            {% endif %}
+            {% if received_cards %}
+            <div>
+                <span style="font-size:.78rem;color:var(--text-muted);margin-right:.5rem">收到</span>
+                {% for pc in received_cards %}
+                <form method="post" action="/postcards/{{ pc.id }}/showcase-toggle" style="display:inline-flex;align-items:center;gap:.3rem;margin-right:.75rem;margin-bottom:.25rem;font-size:.85rem">
+                    <span>{{ pc.card_number }}</span>
+                    <label class="toggle-switch toggle-sm">
+                        <input type="checkbox" name="showcase_hidden" value="1" {% if pc.showcase_hidden %}checked{% endif %} onchange="this.form.submit()">
+                        <span class="toggle-slider"></span>
+                    </label>
+                </form>
+                {% endfor %}
+            </div>
+            {% endif %}
+        </div>
+        {% elif p.showcase_enabled %}
+        <p style="margin-top:.75rem;font-size:.8rem;color:var(--text-muted)">暂无明信片</p>
+        {% endif %}
     </div>
     {% endfor %}
     {% else %}
diff --git a/app/templates/showcase.html b/app/templates/showcase.html
index b39f9fc..89dab3f 100644
--- a/app/templates/showcase.html
+++ b/app/templates/showcase.html
@@ -1,5 +1,6 @@
 {% extends "base.html" %}
-{% block title %}{{ profile_user.username }} 的展示页 - 明信片管理器{% endblock %}
+{% block title %}{{ profile_user.username }} 的展示页{% endblock %}
+{% block navbar %}{% endblock %}
 {% block content %}
 <div class="section-header">
     <h1>📮 {{ profile_user.username }} 的明信片</h1>
