add back button

cmd/server/internal/web/static/css/style.css

@@ -171,20 +171,38 @@ main {
   text-shadow: 0 0 8px rgba(138, 173, 244, 0.25); 
 }
 
-/* FOOTER (Brighter via --footer-bg) */
 footer {
-  padding: 0.9rem 1.5rem;
-  color: var(--ink-muted);
-  font-size: 0.68rem;
-  letter-spacing: 0.05em;
-  border-top: 1px solid var(--border-soft);
-  background: var(--footer-bg); /* Changed from nav-bg to footer-bg for distinction */
-  display: flex;
-  justify-content: center;
-  backdrop-filter: blur(12px);
-  -webkit-backdrop-filter: blur(12px);
+    position: relative;
+    z-index: 10;
+    padding: 0.9rem 2rem;
+    display: flex;
+    justify-content: center;
+    align-items: center;
+    gap: 1.5rem;
+    font-family: 'Noto Sans', sans-serif;
+    font-weight: 300;
+    font-size: 0.72rem;
+    letter-spacing: 0.05em;
+    color: var(--ink-muted);
+    border-top: 1px solid var(--border);
+    background: var(--nav-bg);
+    backdrop-filter: blur(12px);
+    -webkit-backdrop-filter: blur(12px);
+    transition: background 0.3s ease;
+}
+
+.footer-icon {
+    color: var(--ink-muted);
+    text-decoration: none;
+    transition: all 0.25s ease;
+    display: flex;
+    align-items: center;
+    border-bottom: none;
+}
+.footer-icon:hover {
+    color: var(--accent);
+    border-bottom: none;
 }
-footer a, a { color: var(--link); }
 
 h1, h2, h3 {
   font-family: inherit;