@charset "UTF-8";
/* CSS Document */
 :root {
            /* Color Palette (Apple Light Mode Aesthetic) */
            --bg-dark: #F5F5F7;
            /* Apple Off-White Background */
            --bg-card: rgba(255, 255, 255, 0.8);
            /* White with transparency for glassmorphism */
            --bg-card-hover: rgba(255, 255, 255, 0.95);
            --text-primary: #1D1D1F;
            /* Apple Standard Dark Text */
            --text-secondary: #86868B;
            --accent-primary: #0071E3;
            /* Apple Blue */
            --accent-secondary: #0077ED;
            /* Lighter Apple Blue */
            --accent-gradient: linear-gradient(135deg, #0071E3 0%, #00AAFF 100%);
            --accent-gradient-hover: linear-gradient(135deg, #0077ED 0%, #33B5FF 100%);
            --warning: #FF9F0A;
            /* Apple Orange/Warning */
            --success: #34C759;
            /* Apple Green */
            --danger: #FF3B30;
            /* Apple Red */

            /* Typography */
            --font-sans: 'SF Pro Display', 'Inter', 'Noto Sans SC', system-ui, -apple-system, sans-serif;

            /* Spacing & Layout */
            --container-width: 1200px;
            --section-padding: 6rem 2rem;
            --border-radius-lg: 1.5rem;
            --border-radius-md: 1rem;
            --border-radius-sm: 0.5rem;

            /* Shadows & Glass */
            --shadow-glow: 0 4px 14px 0 rgba(0, 113, 227, 0.39);
            --shadow-glow-hover: 0 6px 20px rgba(0, 119, 237, 0.5);
            --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.06);
            --glass-border: 1px solid rgba(0, 0, 0, 0.05);
        }
* {padding: 0; margin: 0;}
body { margin: 0; padding: 0; font-family: 'Inter', 'Noto Sans SC', sans-serif; font-size: 16px;}
.container {max-width: 1200px; margin: 0 auto;}
.container-s {max-width: 960px; margin: 0 auto;}
main a { color: #007bff; text-decoration: none;}
main a:hover { text-decoration: underline;}
.ac {text-align: center!important;}
.mb32 {margin-bottom: 32px!important;}
ul,ol {padding: 0; margin: 0;}

/* 通用按钮样式 */
.btns { display: flex; gap: 20px; justify-content: center;}
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 12px 48px; border-radius: 50px;  font-size: 18px; font-weight: bold; text-decoration: none; transition: all 0.3s ease; cursor: pointer;}
.btn:hover {text-decoration: none;}
.btn .icon { margin-right: 10px; display: flex; align-items: center;}
.btn .icon svg { width: 20px; height: 20px;}
.btn-blue { color: #ffffff; border: 2px solid #2D6DFF; background-color: #2D6DFF;}
.btn-blue:hover { background-color: #2561EB; border-color: #2561EB;}
.btn-orange { color: #ffffff; background-color: #ff8a00;  border: 2px solid #ff8a00;}
.btn-orange:hover { background-color: #e67e00; border-color: #e67e00;}

/* 导航基础样式 */
.main-nav { width: 100%; height: 64px; background: rgba(255, 255, 255, 0.8); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); border-bottom: 1px solid rgba(0, 0, 0, 0.08);  z-index: 10000; display: flex; align-items: center; position: sticky;}
.nav-container { max-width: 1200px; margin: 0 auto; width: 90%; display: flex; justify-content: space-between; align-items: center; }
.nav-logo { font-size: 1.1rem; font-weight: 700; color: #1d1d1f; z-index: 10001; }
.nav-links { display: flex; list-style: none; gap: 25px; margin: 0; padding: 0; height: 100%; align-items: center; }
.nav-links li { position: relative; height: 100%; display: flex; align-items: center; }
.nav-links a { text-decoration: none; color: #1d1d1f; font-size: 15px; transition: color 0.3s; font-weight: 600; display: flex; align-items: center; gap: 4px; }
.nav-links a.active { color: #2D6DFF; }
.nav-links a:hover { color: #2D6DFF!important; }
/* --- 下拉菜单核心样式 --- */
.dropdown-menu { position: absolute; top: 130%; /* 从导航条底部开始 */ left: 50%; transform: translateX(-50%) translateY(10px); background: white; min-width: 180px; border-radius: 12px; box-shadow: 0 10px 30px rgba(0,0,0,0.1); padding: 10px 0; list-style: none; opacity: 0; visibility: hidden; transition: all 0.3s cubic-bezier(0.23, 1, 0.32, 1); border: 1px solid rgba(0,0,0,0.05); z-index: 10001; }
/* 关键：透明桥梁，解决鼠标无法滑入的问题 */
.dropdown-menu::before { content: ''; position: absolute; top: -20px; /* 向上延伸覆盖缝隙 */ left: 0; width: 100%; height: 20px; background: transparent; }
.dropdown-menu li { width: 100%; height: auto; display: block; }
.dropdown-menu a { padding: 12px 20px; color: var(--text-primary); white-space: nowrap; justify-content: flex-start; }
.dropdown-menu a:hover { background: rgba(0, 113, 227, 0.05); color: #2D6DFF!important; }
/* Hover 显示逻辑 */
@media (min-width: 993px) { .nav-links li:hover .dropdown-menu { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.nav-links li:hover .chevron-icon { transform: rotate(180deg); }
}
.chevron-icon { transition: transform 0.3s ease; }
/* 移动端菜单控制 */
.nav-toggle { display: none; }
.nav-toggle-label { display: none; cursor: pointer; z-index: 10001; padding: 10px; }
.nav-toggle-label span, .nav-toggle-label span::before, .nav-toggle-label span::after { content: ''; display: block; background: #1d1d1f; height: 2px; width: 22px; border-radius: 2px; position: relative; transition: all 0.3s ease-in-out; }
.nav-toggle-label span::before { top: -7px; }
.nav-toggle-label span::after { top: 5px; }
@media (max-width: 992px) {
.nav-toggle-label { display: block; }
.nav-links { position: fixed; top: 0; right: -100%; width: 100%; height: 100vh; background: white; flex-direction: column; justify-content: center; align-items: center; transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1); z-index: 10000; gap: 15px; }
.nav-links li { height: auto; flex-direction: column; width: 100%; }
.nav-links a { font-size: 1.1rem; }
.dropdown-menu { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; border: none; padding: 0; width: 100%; display: none; text-align: center; }
.nav-links li:active .dropdown-menu, .nav-links li:focus-within .dropdown-menu { display: block; }
.dropdown-menu a { justify-content: center; color: var(--text-secondary); padding: 8px; }
.nav-toggle:checked ~ .nav-links { right: 0; }
.nav-toggle:checked ~ .nav-toggle-label span { background: transparent; }
.nav-toggle:checked ~ .nav-toggle-label span::before { transform: rotate(45deg); top: 0; }
.nav-toggle:checked ~ .nav-toggle-label span::after { transform: rotate(-45deg); top: -2px; }
}


/* 网页底部 */
footer {padding: 32px 0; background-color: #fff;}
footer .container {display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px;  padding: 10px; }
footer .container .col-4 {text-align: left;}
footer .container .col-4 ul { list-style: none; margin: 0; padding: 0;}
footer .container .col-4 p.name { font-size: 16px; font-weight: 600; color: #1D1D1F; margin-bottom: 24px;}
footer .container .col-4 ul li { padding: 4px 0; font-size: 14px; }
footer a { color: #52565e; text-decoration: none;}
footer a:hover { text-decoration: underline;}
footer .copyright { text-align: center; color: #848690; margin-top: 24px; font-size: 13px;}
footer .copyright a {color: #848690; ;}

/* 侧边栏在线咨询 */
/* 容器 */
.side-contact { position: fixed; right: 30px; bottom: 50px; z-index: 999; display: flex; flex-direction: column; align-items: flex-end;}
/* 蓝色触发按钮 */
.contact-trigger { background: #0084ff; color: white; padding: 12px 24px; border-radius: 50px; /* 圆角按钮更现代 */ cursor: pointer; display: flex; align-items: center; font-size: 15px; font-weight: 600; box-shadow: 0 4px 15px rgba(0, 132, 255, 0.4); transition: all 0.3s ease;}
/* 咨询详情面板 - 默认隐藏状态 */
.contact-panel { width: 260px; background: #eef5ff; border-radius: 12px; padding: 20px; box-shadow: 0 15px 35px rgba(0,0,0,0.15); border: 1px solid #dce9f9; margin-bottom: 15px; /* 与按钮的间距 */  /* 隐藏动画相关配置 */ opacity: 0; visibility: hidden; transform: translateY(20px); /* 初始位置向下偏移，产生向上的浮入感 */ transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);}
/* 鼠标悬停到整个容器时，显示面板 */
.side-contact:hover .contact-panel { opacity: 1; visibility: visible; transform: translateY(0);}
/* 悬停时按钮略微放大 */
.side-contact:hover .contact-trigger { transform: scale(1.05); background: #0073e6;}
/* 面板内细项样式优化 */
.panel-header { color: #0066ff; font-size: 14px; font-weight: bold; margin-bottom: 15px;}
.contact-item { background: white; border-radius: 8px; padding: 12px; margin-bottom: 10px;}
.contact-item .label { display: block; color: #888; font-size: 12px; margin-bottom: 4px;}
.contact-item .value a { color: #333; font-size: 15px; text-decoration: none; font-weight: 500;}
.contact-item .value a:hover { color: #0084ff;}

/* 关于我们 */
.banner-about { background: #313F63; color: #fff; padding: 40px 0;}
.banner-about h1 { font-size: 32px;font-weight: 600; line-height: 1.4; margin-bottom: 12px; margin-top: 0;}
.banner-about p.des { font-weight: 600; line-height: 1.4; margin: 0; padding: 0;}
.about-main {background-color: #f9f9f9;}
.about-main section {padding: 40px 20px;}
.about-main .article-part p {line-height: 1.8;}
.about-main .article-part li { padding: 6px 0;}
.about-main .article-part h3 { font-size: 20px;}

/*文章页*/
/*快速导航*/
.quick-nav {margin-bottom: 24px!important;background-color: #F3F8FE; padding: 16px; border-radius: 8px;}
.quick-nav p {padding: 0; margin: 0; font-weight: bold; font-size: 20px;}
.quick-nav ul.list li {list-style: circle!important; padding: 4px 0;}
.quick-nav ul.list li::marker {color: #0C86FF;}
.quick-nav ul.list li a {color: #333; font-size: 15px;}
.quick-nav ul ul{ margin-top: 12px; }
.quick-nav ul ul.list li {list-style: disc;}
.quick-nav ul ul.list li::marker {color: #777;}
.quick-nav ul ol.list li {list-style:decimal!important;}
.quick-nav ul ol.list li::marker {color: #333; font-weight: normal;}
/*文章主体部分*/
.seo-main .article {padding: 48px 0;}
.seo-main .article .container, .quick-nav {max-width: 750px; margin: 0 auto; }
.seo-main .article p {margin-bottom: 14px; line-height: 1.9; color: #333;}
.border-gray { border: 1px dashed #ddd; background-color: #f9f9f9; padding: 8px; border-radius: 4px; font-size: 14px; font-style: italic; line-height: 1.8; font-weight: 500; margin: 12px 0;}
.article h2 { font-size: 150%; line-height: 1.42857143em; position: relative;  padding-left: 16px; margin-bottom: 24px; margin-top: 48px; color: #111;}
.article h2::before { content: ''; display: block; width: 6px; -webkit-border-radius: 3px; -moz-border-radius: 3px;  border-radius: .28571429em; background-color: #2D6DFF; position: absolute; left: 0; top: 4px; bottom: 4px;}
/*项目列表样式*/
.article ul li, .article ol li  {padding: 8px 0;line-height: 1.5; }
.article ul.list li, .article ol.list li, .panel-group ol.list li, .panel-group ul.list li { list-style: disc; list-style-position: outside;margin-left: 24px;}
.article ol.list li, .panel-group ol.list li { list-style:decimal;}
.article ol.list li::marker, .panel-group ol.list li::marker {font-weight: 800;}
.article ul.list-bluedot li::marker { list-style-type: disc; color: #0C86FF;}
.article ul.list-blueok li { list-style: none; background: url("/images/ic-check-blue@2x.png") no-repeat 0 12px; background-size: 14px; padding-left: 24px; }
.article ul .recom-pr-bt, .article ol .recom-pr-bt {margin-top: 12px;}
.article ul.no-list li, .article ol.no-list li { list-style: none!important; margin-left: 0!important;}
/*二级三级list*/
.article ul ul, .article ul ol, .article ol ul, .article ol ol {margin-top: 8px;}
.article ul li { list-style: disc!important;}
.article ul ul li { list-style:circle!important;}
.article ol li { list-style:decimal!important;}
.article ol ul li, .article ul ul li { list-style:circle !important;}
.article ol ul ul li, .article ul ul ul li { list-style:disc!important;}
.article ol ol li, .article ul ol li { list-style:decimal!important;}

.article strong{color: #111;}

/*cookies policy*/
.user_popup {position:fixed; width:100%; line-height:26px; text-align:center; padding:8px; left:0; bottom:0; box-shadow: 0 -2px 16px rgba(20,34,180,.1);font-size:14px;z-index:998; color: #333; backdrop-filter:blur(10px);background-color: rgba(255,255,255,0.8); }
.user_popup a { color:#008AFF;}
.user_popup a:hover {text-decoration:underline;}
.user_popup .user_button { background: transparent; color: #161817; border-radius: .4rem; border:2px solid #161817;display:inline-block;width:96px;margin-left:24px; cursor:pointer;}
.user_popup .user_button:hover {border: 2px solid #161817; text-decoration: none; transition: background .3s,border-color .3s,color .3s;}
@media (max-width: 575px){
    .user_popup {display: none;}
}