修复蒙版遮盖下划线

app/index/view/pc/public/header.html

@@ -350,7 +350,6 @@
         if (mhk && mhk.style.display !== 'block') {
             // 保存当前滚动位置
             scrollTopPosition = window.pageYOffset || document.documentElement.scrollTop;
-            
             mhk.style.display = 'block';
             
             // 禁止滚动，保持位置
@@ -377,76 +376,18 @@
                     hasNavOpen = true;
                 }
             });
-            
-            if (!isBuyOpen && !isSearchOpen && !isLangOpen && !hasNavOpen) {
                 mhk.style.display = 'none';
-                
                 // 恢复滚动
                 body.style.position = '';
                 body.style.top = '';
                 body.style.left = '';
                 body.style.right = '';
                 body.style.width = '';
-                
                 // 恢复滚动位置
                 window.scrollTo(0, scrollTopPosition);
-            }
         }
     }
-
-    // ========== header-dropdown 导航下拉菜单打开时显示蒙版 ==========
-    function initNavDropdownOverlay() {
-        const navItems = document.querySelectorAll('.header-nav-item');
-        let hideTimer = null;
-
-        navItems.forEach(item => {
-            const dropdown = item.querySelector('.header-dropdown');
-            if (!dropdown) return;
-
-            // 鼠标移入导航项
-            item.addEventListener('mouseenter', () => {
-                if (hideTimer) clearTimeout(hideTimer);
-                openOverlay();
-            });
-
-            // 鼠标移出导航项
-            item.addEventListener('mouseleave', () => {
-                hideTimer = setTimeout(() => {
-                    const isHoveringDropdown = dropdown && dropdown.matches(':hover');
-                    if (!isHoveringDropdown) {
-                        const isBuyOpen = buyDropdown && buyDropdown.classList.contains('show');
-                        const isSearchOpen = searchDropdown && searchDropdown.classList.contains('show');
-                        const isLangOpen = langDropdown && langDropdown.classList.contains('show');
-                        if (!isBuyOpen && !isSearchOpen && !isLangOpen) {
-                            closeOverlay();
-                        }
-                    }
-                }, 100);
-            });
-
-            // 鼠标移入下拉菜单
-            dropdown.addEventListener('mouseenter', () => {
-                if (hideTimer) clearTimeout(hideTimer);
-                openOverlay();
-            });
-
-            // 鼠标移出下拉菜单
-            dropdown.addEventListener('mouseleave', () => {
-                hideTimer = setTimeout(() => {
-                    const isHoveringNav = item && item.matches(':hover');
-                    if (!isHoveringNav) {
-                        const isBuyOpen = buyDropdown && buyDropdown.classList.contains('show');
-                        const isSearchOpen = searchDropdown && searchDropdown.classList.contains('show');
-                        const isLangOpen = langDropdown && langDropdown.classList.contains('show');
-                        if (!isBuyOpen && !isSearchOpen && !isLangOpen) {
-                            closeOverlay();
-                        }
-                    }
-                }, 100);
-            });
-        });
-    }
-
+  
     // 关闭所有导航下拉菜单
     function closeAllNavDropdowns() {
         document.querySelectorAll('.header-dropdown').forEach(dropdown => {
@@ -604,15 +545,13 @@
     setupDropdownObserver(searchDropdown);
     setupDropdownObserver(langDropdown);
 
-    // ========== header-dropdown JS 控制版本（带防抖） ==========
+    // ========== 监听下拉菜单打开状态，自动控制蒙版 ==========
+    
     function initHeaderDropdown() {
-        const navItems = document.querySelectorAll('.header-nav-item');
-        let hoverTimer = null;
-        let leaveTimer = null;
-        let currentOpenDropdown = null;
-        
-        // 获取所有下拉菜单并设置初始状态
+        // 获取所有下拉菜单
         const allDropdowns = document.querySelectorAll('.header-dropdown');
+        
+        // 设置初始样式
         allDropdowns.forEach(dropdown => {
             dropdown.style.opacity = '0';
             dropdown.style.transform = 'translateY(-1.25em)';
@@ -620,115 +559,110 @@
             dropdown.style.transition = 'opacity 0.3s ease, transform 0.3s ease';
         });
         
-        // 显示下拉菜单
-        function showDropdown(dropdown) {
-            if (!dropdown) return;
-            // 关闭当前打开的
-            if (currentOpenDropdown && currentOpenDropdown !== dropdown) {
-                hideDropdown(currentOpenDropdown);
-            }
-            dropdown.style.opacity = '1';
-            dropdown.style.transform = 'translateY(0)';
-            dropdown.style.pointerEvents = 'auto';
-            currentOpenDropdown = dropdown;
-        }
-        
-        // 隐藏下拉菜单
-        function hideDropdown(dropdown) {
-            if (!dropdown) return;
-            dropdown.style.opacity = '0';
-            dropdown.style.transform = 'translateY(-1.25em)';
-            dropdown.style.pointerEvents = 'none';
-            if (currentOpenDropdown === dropdown) {
-                currentOpenDropdown = null;
-            }
-        }
-        
-        // 隐藏所有下拉菜单
-        function hideAllDropdowns() {
-            allDropdowns.forEach(dropdown => {
-                dropdown.style.opacity = '0';
-                dropdown.style.transform = 'translateY(-1.25em)';
-                dropdown.style.pointerEvents = 'none';
+        // 监听单个下拉菜单的样式变化
+        function observeDropdown(dropdown) {
+            const observer = new MutationObserver(() => {
+                const isOpen = dropdown.style.opacity === '1';
+                if (isOpen) {
+                    openOverlay();
+                } else {
+                    let anyOpen = false;
+                    allDropdowns.forEach(d => {
+                        if (d.style.opacity === '1') anyOpen = true;
+                    });
+                    if (!anyOpen) {
+                        closeOverlay();
+                    }
+                }
+            });
+            
+            observer.observe(dropdown, {
+                attributes: true,
+                attributeFilter: ['style']
             });
-            currentOpenDropdown = null;
         }
         
+        // 为每个下拉菜单添加监听
+        allDropdowns.forEach(dropdown => {
+            observeDropdown(dropdown);
+        });
+        
+        // 鼠标悬停控制下拉菜单显示/隐藏
+        const navItems = document.querySelectorAll('.header-nav-item');
+        
         navItems.forEach(item => {
             const dropdown = item.querySelector('.header-dropdown');
             if (!dropdown) return;
             
-            // 鼠标移入导航项
+            let timer = null;
+            let isHovering = false; // 增加悬停状态标记
+            
+            // 显示下拉菜单的函数
+            const showDropdown = () => {
+                if (timer) clearTimeout(timer);
+                if (dropdown.style.opacity === '1') return;
+                dropdown.style.opacity = '1';
+                dropdown.style.transform = 'translateY(0)';
+                dropdown.style.pointerEvents = 'auto';
+            };
+            
+            // 隐藏下拉菜单的函数
+            const hideDropdown = () => {
+                if (timer) clearTimeout(timer);
+                if (dropdown.style.opacity === '0') return;
+                dropdown.style.opacity = '0';
+                dropdown.style.transform = 'translateY(-1.25em)';
+                dropdown.style.pointerEvents = 'none';
+            };
+            
             item.addEventListener('mouseenter', () => {
-                // 清除离开定时器
-                if (leaveTimer) clearTimeout(leaveTimer);
-                if (hoverTimer) clearTimeout(hoverTimer);
+                isHovering = true;
+                clearTimeout(timer);
+                showDropdown();
+            });
+            
+            item.addEventListener('mouseleave', (e) => {
+                isHovering = false;
+                // 检查鼠标是否移到了下拉菜单上
+                const relatedTarget = e.relatedTarget;
+                const isMovingToDropdown = dropdown.contains(relatedTarget);
                 
-                // 防抖：延迟100ms再显示，避免频繁触发
-                hoverTimer = setTimeout(() => {
-                    // 关闭其他弹窗（搜索、语言、购买）
-                    if (searchDropdown) searchDropdown.classList.remove('show');
-                    if (langDropdown) langDropdown.classList.remove('show');
-                    if (buyDropdown) buyDropdown.classList.remove('show');
-                    
-                    showDropdown(dropdown);
-                    // 打开蒙版层
-                    if (typeof openOverlay === 'function') openOverlay();
+                if (isMovingToDropdown) {
+                    // 如果移向下拉菜单，不清除，等待下拉菜单的 mouseenter
+                    return;
+                }
+                
+                timer = setTimeout(() => {
+                    if (!isHovering && !dropdown.matches(':hover')) {
+                        hideDropdown();
+                    }
                 }, 100);
             });
             
-            // 鼠标移出导航项
-            item.addEventListener('mouseleave', () => {
-                // 清除移入定时器
-                if (hoverTimer) clearTimeout(hoverTimer);
-                
-                // 延迟300ms再隐藏，给用户移动到下拉菜单的时间
-                leaveTimer = setTimeout(() => {
-                    // 检查鼠标是否在下拉菜单上
-                    const isHoveringDropdown = dropdown.matches(':hover');
-                    if (!isHoveringDropdown) {
-                        hideDropdown(dropdown);
-                        // 关闭蒙版层
-                        if (typeof closeOverlay === 'function') closeOverlay();
-                    }
-                }, 300);
-            });
-            
-            // 鼠标移入下拉菜单
             dropdown.addEventListener('mouseenter', () => {
-                if (leaveTimer) clearTimeout(leaveTimer);
-                showDropdown(dropdown);
+                isHovering = true;
+                clearTimeout(timer);
+                showDropdown();
             });
             
-            // 鼠标移出下拉菜单
-            dropdown.addEventListener('mouseleave', () => {
-                leaveTimer = setTimeout(() => {
-                    const isHoveringNav = item.matches(':hover');
-                    if (!isHoveringNav) {
-                        hideDropdown(dropdown);
-                        // 关闭蒙版层
-                        if (typeof closeOverlay === 'function') closeOverlay();
+            dropdown.addEventListener('mouseleave', (e) => {
+                isHovering = false;
+                // 检查鼠标是否移回了导航项
+                const relatedTarget = e.relatedTarget;
+                const isMovingToNavItem = item.contains(relatedTarget);
+                
+                if (isMovingToNavItem) {
+                    return;
+                }
+                
+                timer = setTimeout(() => {
+                    if (!isHovering && !item.matches(':hover')) {
+                        hideDropdown();
                     }
-                }, 200);
+                }, 100);
             });
         });
-        
-        // 点击其他地方关闭所有下拉菜单
-        document.addEventListener('click', (e) => {
-            if (!e.target.closest('.header-nav-item')) {
-                hideAllDropdowns();
-                if (typeof closeOverlay === 'function') closeOverlay();
-            }
-        });
-        
-        // 暴露方法供外部调用
-        window.headerDropdown = {
-            hideAll: hideAllDropdowns,
-            show: showDropdown,
-            hide: hideDropdown
-        };
     }
-
     // 初始化（在 DOM 加载完成后执行）
     if (document.readyState === 'loading') {
         document.addEventListener('DOMContentLoaded', initHeaderDropdown);
@@ -750,8 +684,8 @@
         }
     });
 
-    // 初始化导航下拉菜单蒙版层
-    initNavDropdownOverlay();
+    // // 初始化导航下拉菜单蒙版层
+    // initNavDropdownOverlay();
 
     // 初始化渲染
     renderHistory();

public/static/index/pc/css/header.css

@@ -97,10 +97,11 @@ a {
     bottom: 0;
     left: 0;
     width: 100%;
-    height: 0.125em;
+    height: 2px;
     background-color: #004bfa;
     transform: scaleX(0);
     transition: transform 0.2s ease;
+    z-index: 999;
 }
 
 .header-nav-title:hover::after,
@@ -147,12 +148,7 @@ a {
     transition: color 0.2s;
 }
 
-/* .header-nav-btn img {
-    width: 1.5em;
-    max-width: 17px;
-    max-height: 17px;
-    height: 1.5em;
-} */
+
 
 .header-nav-btn:hover {
     color: #004bfa;
@@ -269,7 +265,7 @@ a {
     left: 0;
     right: 0;
     background-color: #fff;
-    z-index: 999;
+    z-index: 99;
     border-top: none;
     overflow: hidden;
     padding-bottom: 2.375em;