diff --git a/static/style.css b/static/style.css
index a50eff2..d49f46d 100644
--- a/static/style.css
+++ b/static/style.css
@@ -386,3 +386,123 @@ form button[type="submit"]:hover {
   margin-bottom: 16px;
   font-size: 0.9em;
 }
+
+/* ---- Activity feed ---- */
+.feed-meta {
+  display: flex;
+  align-items: center;
+  gap: 0.5rem;
+  margin-top: 0.25rem;
+  font-size: 0.8rem;
+  opacity: 0.7;
+}
+.feed-user {
+  color: var(--primary);
+  text-decoration: none;
+  font-weight: 600;
+}
+.feed-user:hover { text-decoration: underline; }
+.feed-time { opacity: 0.6; }
+
+/* ---- Users list ---- */
+.users-list { display: flex; flex-direction: column; gap: 0.75rem; }
+.page-title { font-size: 1.2rem; font-weight: 700; margin-bottom: 1rem; opacity: 0.9; }
+.user-row {
+  display: flex;
+  align-items: center;
+  gap: 1rem;
+  background: rgba(255,255,255,0.07);
+  border-radius: 12px;
+  padding: 0.75rem 1rem;
+}
+.user-avatar {
+  width: 40px; height: 40px;
+  border-radius: 50%;
+  background: rgba(74,158,255,0.2);
+  display: flex; align-items: center; justify-content: center;
+  font-size: 1.1rem; font-weight: 700;
+  flex-shrink: 0;
+}
+.user-info { flex: 1; }
+.user-name { font-weight: 600; font-size: 0.95rem; }
+.user-meta { font-size: 0.8rem; opacity: 0.6; margin-top: 0.1rem; }
+.btn-secondary {
+  color: var(--primary);
+  font-size: 0.85rem;
+  text-decoration: none;
+  white-space: nowrap;
+}
+.btn-secondary:hover { text-decoration: underline; }
+
+/* ---- Profile stats header ---- */
+.profile { display: flex; flex-direction: column; gap: 1rem; }
+.stats-header {
+  background: rgba(255,255,255,0.06);
+  border-radius: 14px;
+  padding: 1rem 1.25rem;
+}
+.profile-name { font-size: 1.1rem; font-weight: 700; margin-bottom: 0.75rem; }
+.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0.5rem; }
+.stat-tile {
+  background: rgba(255,255,255,0.06);
+  border-radius: 10px;
+  padding: 0.6rem 0.5rem;
+  text-align: center;
+}
+.stat-value { font-size: 1.1rem; font-weight: 700; color: var(--primary); }
+.stat-label { font-size: 0.7rem; opacity: 0.5; margin-top: 0.1rem; }
+
+/* ---- View tabs ---- */
+.view-tabs { display: flex; gap: 0.4rem; flex-wrap: wrap; }
+.view-tab {
+  padding: 0.3rem 0.75rem;
+  border-radius: 8px;
+  font-size: 0.85rem;
+  text-decoration: none;
+  color: rgba(255,255,255,0.7);
+  background: rgba(255,255,255,0.08);
+  transition: background 0.15s;
+}
+.view-tab:hover { background: rgba(255,255,255,0.14); }
+.view-tab.active { background: var(--primary); color: #fff; font-weight: 600; }
+
+/* ---- History heatmap ---- */
+.heatmap-section { background: rgba(255,255,255,0.06); border-radius: 12px; padding: 1rem; }
+.heatmap-label { font-size: 0.8rem; opacity: 0.5; margin-bottom: 0.6rem; }
+.heatmap { display: grid; grid-template-columns: repeat(12, 1fr); gap: 4px; }
+.heatmap-cell {
+  border-radius: 6px;
+  padding: 0.4rem 0.2rem;
+  text-align: center;
+  min-height: 48px;
+  display: flex; flex-direction: column; align-items: center; justify-content: center;
+}
+.heatmap-count { font-size: 0.85rem; font-weight: 700; }
+.heatmap-month { font-size: 0.65rem; opacity: 0.6; margin-top: 2px; }
+
+/* ---- History month sections ---- */
+.history-month { margin-top: 1rem; }
+.month-heading { font-size: 0.95rem; font-weight: 600; margin-bottom: 0.5rem; opacity: 0.8; }
+.month-count { font-size: 0.8rem; opacity: 0.5; font-weight: 400; }
+
+/* ---- Trends charts ---- */
+.trends-section { display: flex; flex-direction: column; gap: 1.25rem; }
+.chart-block { background: rgba(255,255,255,0.06); border-radius: 12px; padding: 1rem; }
+.chart-label { font-size: 0.8rem; opacity: 0.5; margin-bottom: 0.75rem; }
+
+.bar-chart {
+  display: flex;
+  align-items: flex-end;
+  gap: 4px;
+  height: 80px;
+}
+.bar-col { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: flex-end; gap: 3px; }
+.bar-fill { width: 100%; background: var(--primary); border-radius: 3px 3px 0 0; min-height: 4px; opacity: 0.8; }
+.bar-month { font-size: 0.65rem; opacity: 0.5; }
+
+.director-chart { display: flex; flex-direction: column; gap: 6px; }
+.director-row { display: flex; align-items: center; gap: 0.6rem; }
+.director-name { font-size: 0.85rem; width: 140px; flex-shrink: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
+.director-bar { flex: 1; background: rgba(255,255,255,0.08); border-radius: 4px; height: 10px; overflow: hidden; }
+.director-bar-fill { height: 100%; background: var(--primary); border-radius: 4px; opacity: 0.8; }
+.director-count { font-size: 0.8rem; opacity: 0.5; width: 20px; text-align: right; }