feat: v0.9.0 — Usage analytics, Communication config, 晴辰云 branding, multi-agent channels, 7 bug fixes

src/style/chat.css

@@ -151,7 +151,13 @@
   align-self: flex-start;
 }
 
-.msg-system {
+.msg.msg-system.compaction-hint {
+  color: var(--warning);
+  font-style: italic;
+  animation: pulse-opacity 1.5s ease-in-out infinite;
+}
+
+.msg.msg-system {
   align-self: center;
   font-size: 12px;
   color: var(--text-muted, #999);
@@ -159,6 +165,11 @@
   max-width: 100%;
 }
 
+@keyframes pulse-opacity {
+  0%, 100% { opacity: 1; }
+  50% { opacity: 0.5; }
+}
+
 @keyframes msg-in {
   from { opacity: 0; transform: translateY(8px); }
   to { opacity: 1; transform: translateY(0); }

src/style/pages.css

@@ -75,6 +75,121 @@
   align-self: center;
 }
 
+/* 会话状态 */
+.session-list {
+  display: flex;
+  flex-direction: column;
+  gap: var(--space-sm);
+}
+.session-row {
+  padding: var(--space-sm) var(--space-md);
+  background: var(--bg-card);
+  border: 1px solid var(--border-primary);
+  border-radius: var(--radius-md);
+}
+.session-row-header {
+  display: flex;
+  align-items: center;
+  gap: var(--space-sm);
+  flex-wrap: wrap;
+  margin-bottom: 4px;
+}
+.session-key {
+  font-size: var(--font-size-sm);
+  font-weight: 600;
+  color: var(--text-primary);
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+  max-width: 200px;
+}
+.session-model {
+  font-size: var(--font-size-xs);
+  color: var(--accent);
+  background: var(--bg-hover);
+  padding: 1px 6px;
+  border-radius: var(--radius-sm);
+}
+.session-flag {
+  font-size: 10px;
+  color: var(--text-secondary);
+  background: var(--bg-tertiary);
+  padding: 1px 5px;
+  border-radius: var(--radius-sm);
+  font-family: var(--font-mono);
+}
+.session-bar-wrap {
+  height: 4px;
+  background: var(--bg-tertiary);
+  border-radius: 2px;
+  overflow: hidden;
+  margin-bottom: 4px;
+}
+.session-bar {
+  height: 100%;
+  border-radius: 2px;
+  transition: width 0.3s ease;
+}
+.session-row-meta {
+  font-size: var(--font-size-xs);
+  color: var(--text-tertiary);
+  font-family: var(--font-mono);
+}
+
+/* 使用情况页面 */
+.usage-empty {
+  text-align: center;
+  padding: var(--space-xl);
+  color: var(--text-tertiary);
+}
+.usage-tops-grid {
+  display: grid;
+  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
+  gap: var(--space-md);
+  margin-bottom: var(--space-lg);
+}
+.usage-top-card {
+  background: var(--bg-card);
+  border: 1px solid var(--border-primary);
+  border-radius: var(--radius-lg);
+  padding: var(--space-md);
+}
+.usage-top-title {
+  font-size: var(--font-size-sm);
+  font-weight: 700;
+  color: var(--text-primary);
+  margin-bottom: var(--space-sm);
+}
+.usage-daily-chart {
+  display: flex;
+  align-items: flex-end;
+  gap: 2px;
+  height: 120px;
+  padding: var(--space-md) var(--space-sm) 0;
+}
+.usage-daily-bar-wrap {
+  flex: 1;
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  height: 100%;
+  justify-content: flex-end;
+}
+.usage-daily-bar {
+  width: 100%;
+  max-width: 24px;
+  background: var(--accent);
+  border-radius: 2px 2px 0 0;
+  min-height: 2px;
+  transition: height 0.3s ease;
+}
+.usage-daily-label {
+  font-size: 9px;
+  color: var(--text-tertiary);
+  margin-top: 4px;
+  white-space: nowrap;
+}
+
 /* 服务卡片 */
 .service-card {
   display: flex;