feat: service card dashboard, iframe toolbar with refresh and overview

Co-authored-by: Cursor <cursoragent@cursor.com>

static/style.css

@@ -117,6 +117,165 @@ a:hover {
   text-decoration: none;
 }
 
+.content-column {
+  flex: 1;
+  display: flex;
+  flex-direction: column;
+  min-width: 0;
+  min-height: 0;
+}
+
+.service-dashboard {
+  flex: 1;
+  overflow-y: auto;
+  padding: 1.25rem 1.5rem 2rem;
+  background: linear-gradient(165deg, #0c1016 0%, var(--bg) 42%, #0a0d12 100%);
+}
+
+.service-dashboard[hidden] {
+  display: none !important;
+}
+
+.dash-section {
+  margin-bottom: 1.75rem;
+}
+
+.dash-section:last-child {
+  margin-bottom: 0;
+}
+
+.dash-section-title {
+  margin: 0 0 0.85rem;
+  font-size: 0.72rem;
+  font-weight: 600;
+  text-transform: uppercase;
+  letter-spacing: 0.1em;
+  color: var(--muted);
+}
+
+.service-card-grid {
+  display: grid;
+  grid-template-columns: repeat(auto-fill, minmax(232px, 1fr));
+  gap: 1rem;
+}
+
+.service-card {
+  display: flex;
+  flex-direction: column;
+  align-items: flex-start;
+  gap: 0.4rem;
+  margin: 0;
+  padding: 1.05rem 1.15rem;
+  border: 1px solid var(--border);
+  border-radius: 12px;
+  background: linear-gradient(145deg, rgba(26, 35, 50, 0.95), rgba(18, 24, 34, 0.98));
+  color: var(--text);
+  font: inherit;
+  text-align: left;
+  cursor: pointer;
+  transition:
+    border-color 0.18s ease,
+    box-shadow 0.18s ease,
+    transform 0.18s ease;
+}
+
+.service-card:hover {
+  border-color: rgba(61, 139, 253, 0.5);
+  box-shadow:
+    0 0 0 1px rgba(61, 139, 253, 0.12),
+    0 12px 28px rgba(0, 0, 0, 0.35);
+  transform: translateY(-2px);
+}
+
+.service-card:active {
+  transform: translateY(0);
+}
+
+.service-card-title {
+  font-size: 1rem;
+  font-weight: 600;
+  letter-spacing: 0.02em;
+}
+
+.service-card-group {
+  font-size: 0.78rem;
+  color: var(--muted);
+}
+
+.dash-empty {
+  padding: 2rem 1rem;
+  text-align: center;
+  max-width: 28rem;
+  margin: 0 auto;
+}
+
+.frame-stack {
+  flex: 1;
+  display: flex;
+  flex-direction: column;
+  min-height: 0;
+  min-width: 0;
+}
+
+.frame-stack[hidden] {
+  display: none !important;
+}
+
+.frame-toolbar {
+  flex-shrink: 0;
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  gap: 0.75rem;
+  padding: 0.5rem 0.9rem;
+  background: #0e141c;
+  border-bottom: 1px solid var(--border);
+}
+
+.frame-toolbar-left {
+  display: flex;
+  align-items: center;
+  gap: 0.65rem;
+  min-width: 0;
+}
+
+.btn-frame-back {
+  flex-shrink: 0;
+  padding: 0.32rem 0.55rem;
+  border-radius: 6px;
+  border: 1px solid var(--border);
+  background: rgba(255, 255, 255, 0.04);
+  color: var(--muted);
+  font: inherit;
+  font-size: 0.8rem;
+  cursor: pointer;
+  transition:
+    color 0.15s ease,
+    border-color 0.15s ease,
+    background 0.15s ease;
+}
+
+.btn-frame-back:hover {
+  color: var(--text);
+  border-color: var(--muted);
+  background: rgba(61, 139, 253, 0.1);
+}
+
+.frame-title {
+  font-size: 0.92rem;
+  font-weight: 600;
+  color: var(--text);
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+
+.btn-toolbar-refresh {
+  flex-shrink: 0;
+  padding: 0.38rem 0.85rem;
+  font-size: 0.82rem;
+}
+
 .frame-wrap {
   position: relative;
   flex: 1;
@@ -125,16 +284,6 @@ a:hover {
   background: #0a0e12;
 }
 
-.frame-placeholder {
-  position: absolute;
-  inset: 0;
-  display: flex;
-  align-items: center;
-  justify-content: center;
-  color: var(--muted);
-  font-size: 0.95rem;
-}
-
 .frame-wrap iframe {
   position: absolute;
   inset: 0;