/* Css for , Version=1791281881 */
 /* books */
.books {position: relative;}
.books dl{margin: 4px 0 0 10px; line-height: 20px;}
.books > dl {margin-left: 0;}
.books .article { padding: 0; border: none; box-shadow: none; margin: 0;margin-left :15px}
.book,.chapter,.books .article { line-height: 30px; padding: 4px 0; transition: all 0.3s; border-radius: 4px}
.book:before { content: '\e62a'; font-family: ZenIcon; display: inline-block; margin-right: 10px; font-weight: normal; font-size: 14px; width: 30px; height: 30px; color: #999; text-align: center; border: 1px solid #e1e1e1; border-radius: 15px; }
.book > strong,.chapter > strong,.books .article > strong { font-size: 16px; display: inline-block; }
.books .article > strong { font-weight: normal; }
.books .actions { display: inline-block; margin-left: 20px;}
.books .actions a { color: #999; font-weight: normal; }
.book:hover,.chapter:hover,.books .article:hover {background-color: #f6f6f6; }
.book:hover .actions a,.chapter:hover .actions a,.books .article:hover .actions a { color: #506EAF; }
.chapter, .books .article { line-height: 16px; }
.chapter .order,.books .article .order { display: inline-block; margin-right: 0; height: 20px; line-height: 20px; padding: 0 6px; text-align: center; border-radius: 5px; transition: all 0.3s;  }
.books dd:hover .order,.book:hover:before{border-color: #999}
.books dd.active > span,.books dd.active > a {font-weight:bold}

.catalog.chapter.dragging, .catalog.article.dragging {opacity: 0.25; background-color: #FFF4E5; border: 1px solid #fff}
.catalog.chapter.drag-shadow, .catalog.article.drag-shadow {background: #fff; border: 1px solid #ddd; box-shadow:0 1px 8px rgba(0,0,0,.15);}
.sort {cursor: move;}
.catalog {position: relative;}
.catalog.drop-to {background: none;}
.catalog.drop-to:before {display: block; background-color: #E48600; content: ' '; height: 1px; width: 100%; position: absolute; top: -1px}
.catalog.dragging .catalog.drop-to:before, .catalog.drop-to.dragging:before {display: none}
.catalog-empty {display: none; padding: 0; height: 10px; line-height: 5px!important}
dl.drop-area {background-color: #f1f1f1}
.show-empty-catalog .catalog-empty {display: block;}
.books > .catalog > .actions > .sort-handle {display: none}

.items {padding-top:20px}
dd.closed > dl {display:none}
.panel-body .books a {color:#333}
.panel-body .books a:visited {color:#333}
.panel-body .books dd.active > a {color:#5C76DF}
.books dd > span {cursor:pointer}
.books dd > span > i {font-size:20px;color:#BCBCBC;width: 12px;display: inline-block;}
.books dd.closed > span > i:before {content: "\e6bb";}
.books dd.opened > span > i:before {content: "\e6b8";}
.books dd label {padding: 0px 5px; border: 1px solid #54a598; font-size: 12px; color: #54a598; letter-spacing: 0; text-align: center; margin-bottom: 0px; display: inline-block;line-height:16px; border-radius: 2px;margin-left:9px}
.books dd > span > label{color: #5A66AD; border-color: #5A66AD;margin-left:6px}

.book:hover, .chapter:hover, .books .article:hover {background-color:transparent}
.divider-line {height: 40px; margin: 20px 0px; border-left: 1px solid #F1F1F1;}
.title {color: #5A66AD; line-height: 80px;margin-left:20px}
.strong {font-size: 22px; font-weight: 600;}
.book-search {margin:auto;width:40%;margin-top:20px}
.book-search input {height:36px;padding-left:40px;}
.input-group .form-control:first-child {border-top-right-radius:3px;border-bottom-right-radius:3px}
.abstract {background-color: #F2F2F2; padding: 15px 10px;}
.book-search .input-group-btn {display:block}
.book-search .btn {position:absolute;left:0;top:1px;z-index:10;border:none;box-shadow:none;background:none;color: #808080;height:36px;padding:5px 15px}
.book-search .btn > i {font-size:18px}
.header-right {line-height:80px;float:right;margin-right:50px}
.article > .article-content {padding-top: 0; }
.article-content > .content {max-width: 900px; }
.article-content > .nav-content {float: right; max-width: 360px; background-color: #fafafa; border: 1px solid #e5e5e5; margin: 10px 0 20px 20px; border-radius: 4px; padding: 10px 0;}
.article-content > .nav-content > li > a {padding:5px 20px; text-shadow: #FFF 0px 1px 0px; }
#bookInfoLink{margin-left:20px;}
.activeBookInfo{font-weight:bold;}
.pull-right > .dropdown-menu {top:40px}
.previous > a, .next > a{overflow: hidden;}
.previous > a > span, .next > a > span, .back > a > span{display: inline-block; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; vertical-align: middle;}
.icon-arrow-left, .icon-arrow-right, .icon-list-ul{vertical-align: middle;}

.icon-previous {position: fixed; top: 40%; left: 310px;}
.icon-next {position: fixed; top: 40%; right: 260px;}
.icon-previous a, .icon-next a {text-decoration:none;}
.icon-previous i, .icon-next i {font-size:26px;color:#999}
.icon-previous.disabled i, .icon-next.disabled i {color:#ccc}

.popover input {min-width:280px}
.url-copy {cursor:pointer}
.col-md-9 .modal-body {text-align: center;}
.booksNav{margin-bottom: 20px;}
:root{--primary:#2265f0;--primary-strong:#145bcc;--brand:#635bff;--primary-rgb:34, 101, 240;--brand-rgb:99, 91, 255;--primary-deep:#1d4fc0;--primary-deeper:#123a94;--primary-soft:#eef5ff;--primary-soft-2:#f7fbff;--primary-soft-3:#eef3f9;--primary-border:#dce7f4;--primary-border-soft:#e1ebf7;--primary-line:#e6edf6;--primary-chip:#7fb4f1;--primary-fill-soft:#d9e6f4;--primary-fill-muted:#d4e1f0;--accent-soft:#fff1dc;--title:#0c2243;--text:#39485d;--text-soft:#5a6d88;--line:#d9def0;--line-soft:#e4eaf7;--bg:#f7f8fc;--panel:#fff;--panel-blue:#f4f6ff;--dark:#0c2243;--dark-2:#39485d;--dark-3:#5a6d88;--white:#fff;--shadow-xs:0 1px 2px rgba(33,41,72,0.05);--shadow-sm:0 14px 34px rgba(44,58,102,0.1);--shadow-md:0 20px 46px rgba(44,58,102,0.14);--shadow-lg:0 30px 72px rgba(44,58,102,0.18);--radius-sm:4px;--radius-md:8px;--radius-lg:8px;--container:1200px;--font-sans:"Source Han Sans SC", "Noto Sans SC", "Microsoft YaHei", "PingFang SC", sans-serif;--font-heading:"Source Han Sans SC", "Noto Sans SC", "Microsoft YaHei", "PingFang SC", sans-serif;--font-display:"Source Han Sans SC", "Noto Sans SC", "Microsoft YaHei", "PingFang SC", sans-serif;}*{box-sizing:border-box;}html{scroll-behavior:smooth;}body{margin:0;font-family:var(--font-sans);color:var(--text);background:var(--bg);line-height:1.57;}a{color:inherit;text-decoration:none;}a:hover{text-decoration:none;}img{display:block;max-width:100%;}.flex{display:flex;}.row{margin:0;}.row > [class*='col-'],.row > .col{padding:0;}.container,.width-wrapper{width:min(var(--container),100%);margin:0 auto;max-width:unset;padding:0 24px;}.page-container{overflow:unset;}.page-wrapper{padding-top:0;}.page-content{max-width:unset;padding:0;}#siteLogo > a{min-height:unset;}.header-wrapper{position:sticky;top:0;z-index:40;backdrop-filter:blur(16px);background:rgba(248,249,253,0.88);}#headTitle{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:64px;}.logo{height:36px;width:auto;}#navbar{background:transparent;}.nav{display:flex;align-items:center;gap:24px;font-size:16px;font-weight:400;color:var(--text);}.nav a{display:inline-flex;align-items:center;min-height:40px;padding:0 20px;border-radius:9999px !important;transition:color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;}.nav .dropdown-menu a{border-radius:0 !important;}.nav a:hover,.nav a:focus,.nav a:focus-visible{outline:none;color:var(--primary) !important;background:rgba(34,101,240,0.08) !important;}.nav a.is-active{color:var(--primary);background:rgba(34,101,240,0.1);box-shadow:inset 0 0 0 1px rgba(34,101,240,0.16);font-weight:600;}.nav-actions{display:flex;align-items:center;gap:12px;}.lang{margin-left:12px;}.lang a{display:inline-flex;align-items:center;justify-content:center;min-height:24px;padding:0;color:var(--text-soft);font-size:13px;font-weight:500;transition:color 0.2s ease;}.lang a:hover{color:var(--primary);}.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 24px;border-radius:9999px;border:1px solid transparent;font-size:16px;transition:transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease, color 0.2s ease;cursor:pointer;white-space:nowrap;}.button:hover{transform:translateY(-1px);}.button:focus-visible,.nav a:focus-visible,.lang-switch a:focus-visible,.field input:focus-visible,.field select:focus-visible,.footer-links a:focus-visible{outline:0;box-shadow:0 0 0 3px rgba(34,101,240,0.18);}.button-primary{color:var(--white);background:linear-gradient(135deg,var(--primary) 0%,var(--brand) 100%);box-shadow:none;}.button-primary:visited{color:var(--white);}.button-primary:hover{box-shadow:var(--shadow-sm);color:var(--white);}.button-secondary{color:var(--primary);background:rgba(255,255,255,0.88);border-color:rgba(34,101,240,0.16);}.button-secondary:hover{background:#fff;}.nav-actions .button{height:40px;padding:0 16px;border-radius:9999px;font-size:14px;font-weight:400;}#rightDocker{display:none;}#footer{color:var(--text-soft);background:transparent;border-top:1px solid var(--line);}#footer > .wrapper{padding:20px 0;max-width:min(var(--container),100%);display:flex;justify-content:space-between;}.site-footer{padding-top:28px;border-top:1px solid var(--line);}.footer-grid{position:relative;display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:80px;padding:40px 0 28px;}.footer-grid:before,.footer-grid:after{display:none;}.footer-brand img{height:34px;width:auto;}.footer-brand p,.footer-col p{margin:16px 0 0;color:var(--text);font-size:14px;line-height:1.78;}.footer-col h4{margin:0;color:var(--title);font-size:15px;line-height:1.5;font-weight:600;}.footer-links{display:grid;gap:10px;margin-top:14px;font-size:14px;color:var(--text);}.footer-links a:hover{color:var(--primary);}.footer-col.is-center{justify-self:center;text-align:left;}@media (max-width: 1110px){.hero-grid,.cta-content,.footer-grid,.capability-row,.capability-row:nth-child(even){grid-template-columns:1fr;}.footer-col.is-center{justify-self:stretch;text-align:left;}}@media (max-width: 860px){.nav-shell{flex-wrap:wrap;justify-content:center;gap:12px;padding:14px 0;}.brand{width:100%;display:flex;justify-content:center;}.nav{width:100%;justify-content:center;flex-wrap:wrap;gap:10px;}.nav a{min-height:38px;padding:0 16px;border:1px solid var(--line-soft);background:rgba(255,255,255,0.82);box-shadow:var(--shadow-xs);}.nav-actions{width:100%;justify-content:center;}}@media (max-width: 640px){.container{width:min(var(--container),100%);padding-left:16px;padding-right:16px;}.nav{gap:8px;}#navbar .nav > li > a{min-height:36px;padding:0 14px;font-size:13px;box-shadow:none;padding:10px 20px;}#navbar .nav > li{width:100%;}#headTitle img{height:auto;width:120px;min-width:unset;}#navbar .navbar-header{position:static;}#headTitle.with-navbar #navbar .navbar-collapse{position:absolute;background:#fff;width:100px;}.custom-middle-right{padding-right:12px;margin-left:-12px;}.custom-middle-right .button{padding:0 12px;}}#block3{}#block3 .panel-heading{}#block6{}#block6 .panel-heading{}