html{line-height:1.15;-webkit-text-size-adjust:100%}*,:after,:before{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji;font-size:1rem;font-weight:400;line-height:1.5;color:#333;background-color:#fff;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1,h2,h3,h4,h5,h6{margin-block-start:.5rem;margin-block-end:1rem;font-family:inherit;font-weight:500;line-height:1.2;color:inherit}h1{font-size:2.5rem}h2{font-size:2rem}h3{font-size:1.75rem}h4{font-size:1.5rem}h5{font-size:1.25rem}h6{font-size:1rem}p{margin-block-start:0;margin-block-end:.9rem}hr{box-sizing:content-box;height:0;overflow:visible}pre{font-family:monospace,monospace;font-size:1em;white-space:pre-wrap}a{background-color:transparent;text-decoration:none;color:#c36}a:active,a:hover{color:#336}a:not([href]):not([tabindex]),a:not([href]):not([tabindex]):focus,a:not([href]):not([tabindex]):hover{color:inherit;text-decoration:none}a:not([href]):not([tabindex]):focus{outline:0}abbr[title]{border-block-end:none;-webkit-text-decoration:underline dotted;text-decoration:underline dotted}b,strong{font-weight:bolder}code,kbd,samp{font-family:monospace,monospace;font-size:1em}small{font-size:80%}sub,sup{font-size:75%;line-height:0;position:relative;vertical-align:baseline}sub{bottom:-.25em}sup{top:-.5em}img{border-style:none;height:auto;max-width:100%}details{display:block}summary{display:list-item}figcaption{font-size:16px;color:#333;line-height:1.4;font-style:italic;font-weight:400}[hidden],template{display:none}@media print{*,:after,:before{background:transparent!important;color:#000!important;box-shadow:none!important;text-shadow:none!important}a,a:visited{text-decoration:underline}a[href]:after{content:" (" attr(href) ")"}abbr[title]:after{content:" (" attr(title) ")"}a[href^="#"]:after,a[href^="javascript:"]:after{content:""}pre{white-space:pre-wrap!important}blockquote,pre{-moz-column-break-inside:avoid;break-inside:avoid;border:1px solid #ccc}thead{display:table-header-group}img,tr{-moz-column-break-inside:avoid;break-inside:avoid}h2,h3,p{orphans:3;widows:3}h2,h3{-moz-column-break-after:avoid;break-after:avoid}}label{display:inline-block;line-height:1;vertical-align:middle}button,input,optgroup,select,textarea{font-family:inherit;font-size:1rem;line-height:1.5;margin:0}input[type=date],input[type=email],input[type=number],input[type=password],input[type=search],input[type=tel],input[type=text],input[type=url],select,textarea{width:100%;border:1px solid #666;border-radius:3px;padding:.5rem 1rem;transition:all .3s}input[type=date]:focus,input[type=email]:focus,input[type=number]:focus,input[type=password]:focus,input[type=search]:focus,input[type=tel]:focus,input[type=text]:focus,input[type=url]:focus,select:focus,textarea:focus{border-color:#333}button,input{overflow:visible}button,select{text-transform:none}[type=button],[type=reset],[type=submit],button{width:auto;-webkit-appearance:button}[type=button]::-moz-focus-inner,[type=reset]::-moz-focus-inner,[type=submit]::-moz-focus-inner,button::-moz-focus-inner{border-style:none;padding:0}[type=button]:-moz-focusring,[type=reset]:-moz-focusring,[type=submit]:-moz-focusring,button:-moz-focusring{outline:1px dotted ButtonText}[type=button],[type=submit],button{display:inline-block;font-weight:400;color:#c36;text-align:center;white-space:nowrap;-webkit-user-select:none;-moz-user-select:none;user-select:none;background-color:transparent;border:1px solid #c36;padding:.5rem 1rem;font-size:1rem;border-radius:3px;transition:all .3s}[type=button]:focus,[type=submit]:focus,button:focus{outline:5px auto -webkit-focus-ring-color}[type=button]:focus,[type=button]:hover,[type=submit]:focus,[type=submit]:hover,button:focus,button:hover{color:#fff;background-color:#c36;text-decoration:none}[type=button]:not(:disabled),[type=submit]:not(:disabled),button:not(:disabled){cursor:pointer}fieldset{padding:.35em .75em .625em}legend{box-sizing:border-box;color:inherit;display:table;max-width:100%;padding:0;white-space:normal}progress{vertical-align:baseline}textarea{overflow:auto;resize:vertical}[type=checkbox],[type=radio]{box-sizing:border-box;padding:0}[type=number]::-webkit-inner-spin-button,[type=number]::-webkit-outer-spin-button{height:auto}[type=search]{-webkit-appearance:textfield;outline-offset:-2px}[type=search]::-webkit-search-decoration{-webkit-appearance:none}::-webkit-file-upload-button{-webkit-appearance:button;font:inherit}select{display:block}table{background-color:transparent;width:100%;margin-block-end:15px;font-size:.9em;border-spacing:0;border-collapse:collapse}table td,table th{padding:15px;line-height:1.5;vertical-align:top;border:1px solid hsla(0,0%,50.2%,.5019607843)}table th{font-weight:700}table tfoot th,table thead th{font-size:1em}table caption+thead tr:first-child td,table caption+thead tr:first-child th,table colgroup+thead tr:first-child td,table colgroup+thead tr:first-child th,table thead:first-child tr:first-child td,table thead:first-child tr:first-child th{border-block-start:1px solid hsla(0,0%,50.2%,.5019607843)}table tbody>tr:nth-child(odd)>td,table tbody>tr:nth-child(odd)>th{background-color:hsla(0,0%,50.2%,.0705882353)}table tbody tr:hover>td,table tbody tr:hover>th{background-color:hsla(0,0%,50.2%,.1019607843)}table tbody+tbody{border-block-start:2px solid hsla(0,0%,50.2%,.5019607843)}@media (max-width:767px){table table{font-size:.8em}table table td,table table th{padding:7px;line-height:1.3}table table th{font-weight:400}}dd,dl,dt,li,ol,ul{margin-block-start:0;margin-block-end:0;border:0;outline:0;font-size:100%;vertical-align:baseline;background:transparent}


.show{
    width: auto !important;
    display: block !important;
    z-index: 3 !important;
    top: auto !important;
    left: 0px !important;
    margin-left: 0px !important;
    margin-top: 0px !important;
    min-width: 10em !important;
    max-width: 1000px !important;
}


#PEHeader {
    display: none;
}

/* 顶部导航栏 */
        .top-navbar {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background: rgba(255, 255, 255, 0.95);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 0 20px;
            z-index: 1000;
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(0, 0, 0, 0.08);
            background-color: #28465A;
            min-height: 105px;
        }
        
        .logo {
            width: 45%;
            height: auto;
        }
        
@media(max-width: 1024px) and (min-width: 640px) {
    .logo {
        width: 20%;
        height: auto;
    }
}
        
        .menu-toggle {
            width: 40px;
            height: 40px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            cursor: pointer;
            transition: all 0.3s ease;
            position: relative;
            z-index: 1001;
        }
        
        .menu-icon, .close-icon {
            font-size: 1.8rem;
            color: #FFF;
            transition: opacity 0.3s ease, transform 0.3s ease;
        }
        
        .close-icon {
            position: absolute;
            opacity: 0;
        }
        
        .menu-toggle.active .menu-icon {
            opacity: 0;
            transform: rotate(90deg);
        }
        
        .menu-toggle.active .close-icon {
            opacity: 1;
            transform: rotate(0deg);
        }
        
        /* 下拉菜单 */
        .dropdown-menu {
            position: fixed;
            top: 100px;
            left: 0;
            width: 100%;
            background: #234155;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.5s cubic-bezier(0.23, 1, 0.32, 1);
            z-index: 999;
            border-radius: 0 0 12px 12px;
            backdrop-filter: blur(15px);
        }
        
        .dropdown-menu.active {
            max-height: 80vh;
        }
        
        .menu-list {
            list-style: none;
            padding: 15px 0;
        }
        
        .menu-item {
            position: relative;
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
        }
        
        .menu-link {
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 16px 25px;
            color: #FFF;
            text-decoration: none;
            font-size: 1.1rem;
            font-weight: 500;
            transition: all 0.3s ease;
            font-size: 14px;
        }
        
        /*.menu-link:hover {*/
        /*    background: rgba(52, 152, 219, 0.1);*/
        /*    color: #3498db;*/
        /*}*/
        
        .menu-link i {
            transition: transform 0.3s ease;
            color: #FFF;
        }
        
        .menu-link span {
            margin-right: 10px;
            color: #FFF;
        }
        
        .menu-item.active .menu-link{
            background-color: #28465A;
        }
        
        .menu-item.active .menu-link i {
            transform: rotate(180deg);
        }
        
        .menu-item.active .menu-link span{
            color: #FF914D;
        }
        
        /* 二级菜单 */
        .submenu {
            list-style: none;
            max-height: 0;
            overflow: hidden;
            background-color: #234155;
            transition: max-height 0.4s cubic-bezier(0.23, 1, 0.32, 1);
            padding-left: 20px;
        }
        
        .submenu.active {
            max-height: 300px;
            background-color: #234155;
            color: #FFF;
            font-size: 14px;
        }
        
        .submenu-item {
            border-bottom: 1px solid rgba(0, 0, 0, 0.03);
        }
        
        .submenu-link {
            display: block;
            padding: 14px 25px;
            color: #FFF;
            text-decoration: none;
            transition: all 0.2s ease;
            text-align: center;
            font-size: 14px;
            background-color: #234155;
        }
        
        /*.submenu-link:hover {*/
        /*    background: rgba(52, 152, 219, 0.08);*/
        /*    color: #FFF;*/
        /*    padding-left: 30px;*/
        /*}*/
        
        /* 内容区域 */
        .content {
            max-width: 900px;
            margin: 0 auto;
            padding: 25px;
            background: rgba(255, 255, 255, 0.92);
            border-radius: 0;
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);
            line-height: 1.7;
        }
        
        h1 {
            text-align: center;
            color: #2c3e50;
            margin-bottom: 30px;
            font-size: 2.2rem;
            position: relative;
            padding-bottom: 15px;
        }
        
        h1:after {
             /* content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
          background: linear-gradient(to right, #3498db, #e74c3c);
            border-radius: 2px;*/
        }
        
        .features {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 25px;
            margin: 40px 0;
        }
        
        .feature-card {
            background: white;
            border-radius: 15px;
            padding: 25px;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            text-align: center;
        }
        
        .feature-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 12px 25px rgba(0, 0, 0, 0.15);
        }
        
        .feature-card i {
            font-size: 2.8rem;
            color: #3498db;
            margin-bottom: 20px;
        }
        
        .feature-card h3 {
            color: #2c3e50;
            margin-bottom: 15px;
        }
        
        p {
            margin-bottom: 20px;
            color: #444;
            font-size: 1.05rem;
            line-height: 1.8;
        }
        
        .highlight {
            background: linear-gradient(to right, #3498db, #2ecc71);
            color: white;
            padding: 3px 8px;
            border-radius: 5px;
        }
        
        /* 响应式设计 */
        @media (max-width: 768px) {
            .content {
                margin: 0 15px;
                padding: 20px;
            }
            
            h1 {
                font-size: 1.8rem;
            }
            
            .logo-text {
                font-size: 1.2rem;
            }
        }
        
        @media (max-width: 480px) {
            .top-navbar {
                height: 55px;
                padding: 0 15px;
            }
            
            .logo {
                font-size: 1.2rem;
            }
            
            .menu-link {
                padding: 14px 20px;
            }
            
            .submenu-link {
                padding: 12px 20px;
            }
        }



@media screen and (max-width: 1023px) {
    #PCNAV {
        opacity: 0 !important;
    }
    
    #PEHeader {
        display: block !important;
    }
}