Migrate TickTick OAuth and action tasks

app/static/styles.css

@@ -182,6 +182,53 @@ button:hover {
   color: var(--muted);
 }
 
+.integration-action-row {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  gap: 16px;
+  padding-top: 8px;
+  border-top: 1px solid rgba(31, 41, 51, 0.08);
+}
+
+.integration-action-title {
+  margin: 0 0 6px;
+  font-weight: 600;
+  color: var(--text);
+}
+
+.integration-action-copy {
+  margin: 0;
+  color: var(--muted);
+  line-height: 1.5;
+}
+
+.button-link {
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  width: fit-content;
+  min-width: 120px;
+  padding: 12px 18px;
+  border: none;
+  border-radius: 999px;
+  background: var(--accent);
+  color: white;
+  text-decoration: none;
+  cursor: pointer;
+}
+
+.button-link:hover {
+  filter: brightness(1.04);
+}
+
+.button-link.disabled {
+  background: rgba(91, 104, 117, 0.28);
+  color: rgba(31, 41, 51, 0.72);
+  cursor: not-allowed;
+  pointer-events: none;
+}
+
 @media (max-width: 640px) {
   .shell {
     margin: 24px auto;
@@ -190,4 +237,9 @@ button:hover {
   .panel {
     padding: 24px;
   }
+
+  .integration-action-row {
+    align-items: stretch;
+    flex-direction: column;
+  }
 }