Add same-day destination switcher to results

templates/base.html

@@ -140,6 +140,39 @@
       transform: translateY(-1px);
     }
 
+    .chip-row {
+      display: flex;
+      flex-wrap: wrap;
+      gap: 0.5rem;
+    }
+
+    .chip-link,
+    .chip-current {
+      display: inline-block;
+      padding: 0.35rem 0.8rem;
+      border: 1px solid #cbd5e0;
+      border-radius: 999px;
+      font-size: 0.9rem;
+      text-decoration: none;
+    }
+
+    .chip-link {
+      color: #00539f;
+      background: #fff;
+    }
+
+    .chip-link:hover {
+      border-color: #7aa7d9;
+      background: #f8fbff;
+    }
+
+    .chip-current {
+      color: #fff;
+      background: #00539f;
+      border-color: #00539f;
+      font-weight: 600;
+    }
+
     @media (max-width: 640px) {
       .card {
         padding: 1.25rem;

templates/results.html

@@ -18,6 +18,21 @@
        style="padding:0.3rem 0.75rem;border:1px solid #cbd5e0;border-radius:4px;
               text-decoration:none;color:#00539f;font-size:0.9rem">Next &rarr;</a>
   </div>
+  <div style="margin:0.9rem 0 1rem">
+    <div style="font-size:0.9rem;font-weight:600;margin-bottom:0.45rem">Switch destination for {{ travel_date_display }}</div>
+    <div class="chip-row">
+      {% for destination_slug, destination_name in destinations.items() %}
+        {% if destination_slug == slug %}
+          <span class="chip-current">{{ destination_name }}</span>
+        {% else %}
+          <a
+            class="chip-link"
+            href="{{ url_for('results', slug=destination_slug, travel_date=travel_date, min_connection=min_connection, max_connection=max_connection) }}"
+          >{{ destination_name }}</a>
+        {% endif %}
+      {% endfor %}
+    </div>
+  </div>
   <div style="margin-top:0.75rem;display:flex;gap:1.5rem;align-items:center">
     <div>
       <label for="min_conn_select" style="font-size:0.9rem;font-weight:600;margin-right:0.5rem">