fix nav

themes/butterfly/source/css/nav.css

@@ -1,3 +1,65 @@
+
+#nav-right{
+  flex:1 1 auto;
+  justify-content: flex-end;
+  margin-left: auto;
+  display: flex;
+  flex-wrap:nowrap;
+}
+  
+/* 导航栏居中 */
+
+#sidebar #sidebar-menus .menus_items .menus_item {
+    margin: 10px 0;
+}
+#sidebar #sidebar-menus .menus_items a.site-page {
+    padding-left: 0;
+}
+#sidebar #sidebar-menus .menus_items .site-page {
+    position: relative;
+    display: block;
+    padding: 6px 30px 6px 22px;
+    color: var(--font-color);
+    font-size: 1.15em;
+    border: var(--style-border-always);
+    background: var(--icat-card-bg);
+    font-size: 14px;
+    border-radius: 12px;
+}
+#sidebar #sidebar-menus .menus_items .site-page i:first-child {
+    text-align: left;
+    padding-left: 10px;
+}
+
+#nav #menus {
+    display: flex;
+    justify-content: center;
+    width: 100%;
+    position: absolute;
+    left: 0;
+    margin: 0;
+    transform: translateZ(0);
+}
+#nav #blog-info {
+    flex-wrap: nowrap;
+    display: flex;
+    align-items: center;
+    z-index: 102;
+    max-width: fit-content;
+}
+@media screen and (max-width: 900px) {
+    #nav {
+        padding: 0 15px;
+    }
+    #nav-group {
+        padding: 0 0.2rem;
+    }
+    #rightside {
+        right: -42px;
+    }
+}
+/* IPAD菜单栏调整 */
+
 /* 1. 容器溢出穿透 */
 #nav, #blog-info, #nav-group {
   overflow: visible !important;
@@ -112,4 +174,38 @@
 [data-theme='dark'] .ls-grid a { 
   color: #ccc !important; 
   background: rgba(255, 255, 255, 0.05); 
+}
+
+/* --- 附加补丁：确保文章标题正常显示且居中 --- */
+
+/* 1. 当文章标题显示类名触发时，确保它能浮现 */
+#nav.show-title .nav-page-title {
+  display: flex !important;
+  opacity: 1 !important;
+  visibility: visible !important;
+  /* 强制居中，不影响你原本的 blog-info 和 nav-right */
+  position: absolute !important;
+  left: 50% !important;
+  transform: translateX(-50%) !important;
+  white-space: nowrap !important;
+  z-index: 1000 !important; /* 确保层级高于你原本的 menus */
+}
+
+/* 2. 滚动时自动隐藏原本占据 100% 宽度的菜单和站点标题，防止重叠 */
+#nav.show-title #menus,
+#nav.show-title .nav-site-title {
+  opacity: 0 !important;
+  visibility: hidden !important;
+  pointer-events: none !important;
+}
+
+/* 3. 修正文章标题的基础状态，防止它在页面顶端时乱入 */
+#nav .nav-page-title {
+  display: none; /* 默认隐藏，由 show-title 类名控制 */
+  transition: opacity 0.3s ease;
+}
+
+/* 4. 保持你原本 blog-info 的溢出显示，确保指纹菜单可用 */
+#nav #blog-info {
+  overflow: visible !important;
 }