@charset "UTF-8";
:root{font-family:Arial,"Microsoft YaHei","PingFang SC",sans-serif;color:#122c4f;font-synthesis:none;--blue:#175bdf;--navy:#09244b;--line:#d6e0ee}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0}button,input{font:inherit}button,a{-webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}button{cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid #5fa9ff;outline-offset:5px}button{border:0}svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.6;vertical-align:middle}img{max-width:100%;display:block}.viewport{container-type:inline-size;container-name:canvas;margin:auto;transition:max-width .25s}.site{overflow:hidden}.wrap{max-width:1160px;margin:auto;padding:0 36px}.eyebrow{font-size:11px;letter-spacing:3px;font-weight:600}.section-label{font-size:11px;letter-spacing:2px;color:#4674b1}.center{text-align:center}.arrow-link{display:inline-flex;align-items:center;gap:15px;font-size:13px;line-height:1.5}.arrow-link svg{width:18px}.section-title{font-size:37px;letter-spacing:-1.2px;line-height:1.4;font-weight:500;margin:15px 0}.section-desc{font-size:14px;line-height:1.9;color:#6b7e98}.brandmark{display:flex;align-items:center;gap:12px}.brandname{font-size:27px;font-weight:700;letter-spacing:2px;white-space:nowrap}.brandcaption{display:flex;flex-direction:column;gap:5px;font-size:9px;letter-spacing:1.8px;line-height:1.25}.brandcaption span{font-size:11px;letter-spacing:2px}.navlinks{display:flex;align-items:center;gap:28px;font-size:12px}.navlinks a{opacity:.78;transition:opacity .2s}.navlinks a:hover,.navlinks .active{opacity:1}.top-action{font-size:12px;display:flex;align-items:center;gap:10px;white-space:nowrap}.brand-list{display:flex;align-items:center;justify-content:center;gap:72px}.brand-list strong{font-size:24px;letter-spacing:.8px;font-weight:500}.brand-list small{font-size:11px;letter-spacing:1px}.searchbox{display:flex;align-items:center;text-align:left;gap:16px}.searchbox input{border:0;outline:0;background:none;min-width:0;flex:1;font-size:14px}.searchbox button{display:flex;align-items:center;gap:13px;white-space:nowrap}.quick-search{font-size:11px;display:flex;justify-content:center;gap:16px;align-items:center;flex-wrap:wrap}.quick-search button{background:none;color:inherit;font-size:11px;padding:3px}.quick-search button:hover{text-decoration:underline}.topic-row{display:flex;justify-content:space-between;gap:24px;align-items:center}.article-link:hover h3{color:#1e66d9}.real-asset{object-fit:contain}.footer-links{display:flex;gap:26px;font-size:11px}.source-caption{font-size:10px;line-height:1.8;opacity:.55}
/* A · 深蓝技术馆 */
.theme-a{background:#f5f8fc;color:#122c4f}.theme-a .a-hero{position:relative;background:#09244b;color:#f6faff;isolation:isolate;min-height:930px}.theme-a .a-hero:before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,transparent calc(50% - .5px),#a9cbff12 50%,transparent calc(50% + .5px)),repeating-linear-gradient(90deg,transparent 0,transparent 119px,#a9cbff09 120px),repeating-linear-gradient(0deg,transparent 0,transparent 119px,#a9cbff09 120px)}.theme-a .a-nav{height:92px;border-bottom:1px solid #bdcfea25;display:flex;align-items:center;justify-content:space-between}.theme-a .a-nav .brandcaption{color:#b6c9e5}.theme-a .top-action{border:1px solid #96b5e04f;padding:10px 14px}.theme-a .a-heading{text-align:center;padding-top:48px;position:relative;z-index:2}.theme-a .a-heading .eyebrow{color:#8fbaff}.theme-a h1{font-size:53px;line-height:1.35;letter-spacing:1px;font-weight:500;margin:22px 0 14px}.theme-a h1 em{font-style:normal;color:#94c6ff}.theme-a .hero-description{font-size:13px;line-height:1.9;color:#adbfdb;margin:0}.theme-a .a-display{height:377px;position:relative;max-width:1000px;margin:5px auto 0;display:flex;justify-content:center;align-items:center}.theme-a .a-display:before{content:"";position:absolute;width:520px;height:160px;border:1px solid #7fb1ed2b;transform:perspective(480px) rotateX(62deg);bottom:-5px;box-shadow:0 0 0 28px #9cc6ff04,0 0 0 55px #9cc6ff03}.theme-a .a-machine{height:335px;width:auto;position:relative;filter:drop-shadow(0 24px 20px #0008);z-index:1}.theme-a .machine-note{position:absolute;top:144px;font-size:11px;line-height:1.8;color:#a9bfdd}.theme-a .machine-note small{display:block;letter-spacing:2px;font-size:9px;color:#7896be;margin-bottom:12px}.theme-a .machine-note:after{content:"";display:block;height:1px;width:93px;background:#79a8df6b;margin-top:14px}.theme-a .note-left{left:110px}.theme-a .note-right{right:75px;text-align:right}.theme-a .note-right:after{margin-left:auto}.theme-a .model-caption{position:absolute;bottom:8px;left:0;right:0;text-align:center;font-size:9px;letter-spacing:1.3px;color:#90a8ca}.theme-a .a-search-area{max-width:750px;margin:23px auto 0;padding:0 24px}.theme-a .searchbox{height:64px;background:#fff;padding:8px 8px 8px 22px;color:#214263;box-shadow:0 13px 38px #0002}.theme-a .searchbox>svg{width:20px;color:#6482a9}.theme-a .searchbox button{height:48px;padding:0 24px;background:#2169df;color:#fff;font-size:13px}.theme-a .quick-search{color:#8ca9cf;margin-top:16px}.theme-a .a-bottomline{display:flex;justify-content:space-between;margin-top:42px;font-size:10px;color:#7394be;letter-spacing:1px}.theme-a .a-brands{border-bottom:1px solid #dfe6ee;background:#fff;padding:28px 0 25px}.theme-a .a-brands .brand-list strong{color:#315479}.theme-a .a-brands .brand-list small{color:#7c8fa6}.theme-a .a-resources{padding-top:88px;padding-bottom:90px}.theme-a .resource-split{display:grid;grid-template-columns:1fr 1.2fr;gap:90px;margin-top:53px;text-align:left;align-items:start}.theme-a .resource-intro{position:relative;padding:33px 34px 34px;background:#e5edf7;min-height:318px;overflow:hidden}.theme-a .resource-intro .large-letters{position:absolute;font-size:140px;letter-spacing:-8px;color:#d5e1ef;bottom:-29px;right:-8px;font-weight:700}.theme-a .resource-intro .eyebrow{color:#7892b4;font-size:10px}.theme-a .resource-intro h3{font-size:29px;line-height:1.5;margin:26px 0 16px;font-weight:500;position:relative}.theme-a .resource-intro p{font-size:12px;line-height:1.9;color:#7088a6;max-width:290px;position:relative}.theme-a .resource-intro a{position:relative;margin-top:20px;font-size:12px}.theme-a .resource-index .article-link{display:flex;gap:20px;align-items:center;border-top:1px solid #cfdbe9;padding:22px 0}.theme-a .resource-index .article-link:last-child{border-bottom:1px solid #cfdbe9}.theme-a .resource-index .number{font-size:11px;color:#7893b7;align-self:flex-start;margin-top:4px}.theme-a .resource-index h3{font-size:17px;letter-spacing:.4px;font-weight:500;margin:0 0 9px}.theme-a .resource-index p{font-size:11px;color:#7d8fa6;margin:0}.theme-a .resource-index svg{margin-left:auto;color:#386492}.theme-a .a-expertise{background:#123865;color:white;padding:80px 0 78px;text-align:center}.theme-a .a-expertise .section-label{color:#8cb6e7}.theme-a .a-expertise h2{font-size:38px;font-weight:400;line-height:1.5;margin:20px 0}.theme-a .a-expertise h2 span{color:#b0ceee}.theme-a .a-expertise p{font-size:13px;color:#b2c7df;max-width:600px;line-height:2;margin:20px auto}.theme-a .experience-facts{margin:40px auto 0;display:flex;max-width:700px;justify-content:center;gap:62px;border-top:1px solid #d8e7ff24;padding-top:30px}.theme-a .experience-facts div{font-size:11px;line-height:1.7;color:#b2c7df}.theme-a .experience-facts strong{display:block;font-size:18px;color:#fff;font-weight:400;margin-bottom:10px}.theme-a .a-cases{padding:82px 0 90px}.theme-a .case-strip{margin-top:38px;display:grid;grid-template-columns:1fr 1fr;gap:26px}.theme-a .a-case{border-top:2px solid #376da6;padding:23px 0}.theme-a .a-case .case-no{font-size:11px;color:#8095ae}.theme-a .a-case h3{font-size:21px;font-weight:500;margin:22px 0 12px}.theme-a .a-case p{font-size:12px;color:#7488a1;line-height:1.9;margin:0 0 25px}.theme-a .a-footer{background:#081e3c;color:#fff;padding:55px 0 24px}.theme-a .a-footer .topic-row{align-items:flex-start}.theme-a .a-footer h2{font-weight:400;font-size:28px;margin:0 0 15px}.theme-a .footer-rule{margin:40px 0 20px;height:1px;background:#c8ddfa20}.theme-a .a-footer .footer-links{color:#9cb4d3}.theme-a .a-footer .source-caption{margin-top:20px}
/* B · 浅蓝知识刊 */
.theme-b{background:#fcfdff;color:#183b70}.theme-b .b-masthead{text-align:center;padding:28px 0 0;background:#fff}.theme-b .b-brand{font-size:34px;letter-spacing:10px;font-weight:600;padding-left:10px}.theme-b .b-brand-en{font-size:9px;letter-spacing:4px;margin:8px 0 23px;color:#7c91ae}.theme-b .b-nav{height:51px;border-top:1px solid #dce5f0;border-bottom:1px solid #dce5f0;display:flex;justify-content:center;align-items:center;position:relative}.theme-b .b-nav .navlinks{gap:43px}.theme-b .b-internal{position:absolute;right:36px;font-size:11px;color:#6b82a0}.theme-b .b-hero{text-align:center;padding:53px 24px 0;background:#eef4fc;position:relative}.theme-b .b-hero .eyebrow{font-size:10px;color:#5877a4}.theme-b h1{font-family:"Source Han Serif SC","Noto Serif CJK SC","SimSun",serif;font-size:60px;line-height:1.4;letter-spacing:3px;font-weight:400;margin:20px 0 17px;color:#173e78}.theme-b .b-hero>p{font-size:13px;color:#7186a5;line-height:1.8;margin:0}.theme-b .b-search-area{max-width:650px;margin:29px auto 0;position:relative;z-index:2}.theme-b .searchbox{height:58px;border-bottom:1px solid #8da7ce;background:#fff;padding:8px 9px 8px 18px;box-shadow:0 4px 25px #153d7006}.theme-b .searchbox>svg{color:#2f65ac;width:19px}.theme-b .searchbox button{color:white;background:#285dac;height:40px;padding:0 19px;font-size:12px}.theme-b .quick-search{margin-top:13px;color:#768ca9;gap:18px}.theme-b .b-product-stage{max-width:1080px;height:320px;margin:22px auto 0;position:relative;display:flex;align-items:flex-end;justify-content:center}.theme-b .b-product-stage:before{content:"";position:absolute;bottom:0;width:640px;left:50%;transform:translateX(-50%);height:100%;background:#dce8f8;border-radius:320px 320px 0 0}.theme-b .b-machine{position:relative;z-index:1;height:294px;width:auto;filter:drop-shadow(0 12px 10px #304a6c24)}.theme-b .b-stage-note{position:absolute;bottom:66px;font-size:11px;line-height:1.8;text-align:left;z-index:1;color:#7188a7}.theme-b .b-stage-note strong{display:block;font-family:Georgia,serif;color:#285697;font-size:27px;font-weight:400;margin:10px 0;letter-spacing:1px}.theme-b .b-stage-note.left{left:90px}.theme-b .b-stage-note.right{right:86px}.theme-b .b-stage-note small{font-size:9px;letter-spacing:1.5px}.theme-b .b-stage-note.right:before{content:"";display:block;width:35px;height:1px;background:#90acd0;margin:0 0 17px}.theme-b .b-topic-ribbon{border-top:1px solid #ccd9eb;border-bottom:1px solid #ccd9eb;background:#fff}.theme-b .b-topic-ribbon .wrap{display:flex;align-items:center;justify-content:center;gap:43px;min-height:64px;font-size:12px}.theme-b .b-topic-ribbon .ribbon-label{font-size:10px;color:#97a5ba;letter-spacing:1px;margin-right:15px}.theme-b .b-topic-ribbon button{background:none;color:#35618f;font-size:12px;padding:8px 0}.theme-b .b-library{padding:80px 0 74px;text-align:center}.theme-b .b-library h2{font-family:"SimSun",serif;font-weight:400;font-size:36px;letter-spacing:2px;margin:17px 0}.theme-b .b-library .section-label{color:#6a88ae}.theme-b .brand-navigation{display:flex;justify-content:center;margin:34px 0 0;border-bottom:1px solid #d4deeb;gap:0}.theme-b .brand-navigation button{background:none;color:#7c8fa7;font-size:15px;min-width:150px;padding:19px 22px 18px;border-bottom:2px solid transparent;margin-bottom:-1px}.theme-b .brand-navigation button.active{color:#215ca9;border-color:#215ca9}.theme-b .brand-detail{display:grid;grid-template-columns:.85fr 1.15fr;gap:60px;text-align:left;padding:40px 22px 10px;align-items:center}.theme-b .brand-detail .brand-spread{background:#edf3fb;min-height:260px;position:relative;display:flex;align-items:center;justify-content:center;overflow:hidden}.theme-b .brand-detail .brand-spread .bg-word{position:absolute;font:155px Georgia,serif;color:#d9e6f6;bottom:-27px;left:20px;letter-spacing:-10px}.theme-b .brand-detail .brand-spread img{height:225px;width:auto;position:relative}.theme-b .brand-detail .brand-spread .alt-brand{font-family:Georgia,serif;font-size:60px;letter-spacing:3px;color:#6b8fbe;position:relative;display:none}.theme-b .brand-description .eyebrow{color:#8ba1bd;font-size:9px}.theme-b .brand-description h3{font-size:26px;letter-spacing:.5px;font-weight:500;margin:15px 0}.theme-b .brand-description p{font-size:13px;color:#7c8fa6;line-height:2;max-width:430px;margin:0 0 23px}.theme-b .brand-pills{display:flex;gap:10px;flex-wrap:wrap;margin:0 0 27px}.theme-b .brand-pills span{font-size:10px;padding:6px 10px;border:1px solid #d6e1ef;color:#6481a4}.theme-b .b-journal{padding:74px 0 75px;background:#f0f5fc}.theme-b .b-journal .journal-heading{display:flex;justify-content:space-between;align-items:end;border-bottom:1px solid #c9d7e9;padding-bottom:22px}.theme-b .b-journal h2{font-family:"SimSun",serif;font-weight:400;font-size:35px;letter-spacing:2px;margin:15px 0 0}.theme-b .journal-spread{display:grid;grid-template-columns:1.05fr 1fr;gap:70px;margin-top:36px}.theme-b .featured-article{padding:25px 32px 26px;background:#dce9fa;position:relative;min-height:280px}.theme-b .featured-article .quote-mark{font-family:Georgia,serif;font-size:87px;line-height:1;color:#aec8e9;height:50px}.theme-b .featured-article .eyebrow{font-size:9px;color:#7294bc}.theme-b .featured-article h3{font-family:"SimSun",serif;font-size:25px;line-height:1.65;font-weight:400;letter-spacing:1px;margin:19px 0}.theme-b .featured-article p{font-size:11px;line-height:1.9;color:#6e88a9;margin-bottom:26px}.theme-b .journal-index .article-link{display:block;border-bottom:1px solid #cad8e9;padding:10px 0 20px;margin-bottom:12px}.theme-b .journal-index .article-link:last-child{margin-bottom:0}.theme-b .article-meta{font-size:9px;letter-spacing:1px;color:#8da0b8;display:flex;justify-content:space-between}.theme-b .journal-index h3{font-size:16px;font-weight:400;line-height:1.6;margin:13px 0 8px}.theme-b .journal-index p{font-size:11px;line-height:1.7;color:#8194ac;margin:0}.theme-b .b-about{text-align:center;padding:79px 25px 75px;max-width:900px;margin:auto}.theme-b .b-about h2{font-family:"SimSun",serif;font-size:36px;line-height:1.6;letter-spacing:2px;font-weight:400;margin:19px 0}.theme-b .b-about p{font-size:13px;line-height:2.1;color:#7c8fa6;max-width:650px;margin:0 auto 25px}.theme-b .b-about .about-rule{width:36px;height:2px;background:#386dac;margin:0 auto 24px}.theme-b .b-footer{background:#234f8a;color:#fff;padding:48px 0 24px}.theme-b .b-footer .footer-center{text-align:center}.theme-b .b-footer h2{font-family:"SimSun",serif;font-size:29px;letter-spacing:2px;font-weight:400;margin:10px 0 20px}.theme-b .b-footer .footer-button{display:inline-flex;align-items:center;gap:22px;padding:12px 24px;border:1px solid #acc9ed6b;font-size:12px;margin:0 0 36px}.theme-b .b-footer .footer-meta{border-top:1px solid #c3daef33;padding-top:23px;display:flex;justify-content:space-between;align-items:center}.theme-b .b-footer .source-caption{margin:14px 0 0;text-align:center}
/* Review controls are outside the sample site. */
.review-body{background:#e2e8f0;padding-top:61px}.review-toolbar{height:61px;position:fixed;inset:0 0 auto;z-index:50;background:#fff;border-bottom:1px solid #d3dce7;display:flex;align-items:center;gap:24px;padding:0 26px;color:#21344c}.review-title{font-size:13px;font-weight:600;white-space:nowrap}.review-title small{font-size:10px;font-weight:400;color:#90a0b3;margin-left:9px}.review-tabs{height:100%;display:flex;gap:6px;align-items:center}.review-tabs button{background:none;border-radius:5px;font-size:12px;color:#748297;padding:10px 19px}.review-tabs button.active{background:#eaf1fc;color:#185bb9;font-weight:600}.review-tools{display:flex;gap:12px;align-items:center;margin-left:auto}.review-tools button{font-size:11px;background:none;color:#8090a5;padding:8px}.review-tools button.active{color:#1b5cb3;background:#eff4fc}.review-panel[hidden]{display:none}.review-panel .viewport{max-width:1600px;min-height:100vh;background:white}.review-body.mobile-mode .viewport{max-width:390px;box-shadow:0 0 0 1px #c6d0dd,0 15px 40px #344b6b12;margin:23px auto}.review-hint{position:fixed;bottom:17px;right:18px;z-index:40;color:#58759a;background:#ffffffed;border:1px solid #d7e2ee;box-shadow:0 3px 14px #193b6612;font-size:10px;padding:9px 13px;border-radius:20px}.modal-backdrop{position:fixed;inset:0;background:#071a3599;display:flex;align-items:center;justify-content:center;z-index:100;padding:24px;backdrop-filter:blur(4px)}.modal-backdrop[hidden]{display:none}.demo-modal{background:white;width:600px;max-width:100%;padding:35px;color:#193a65;max-height:85vh;overflow:auto;position:relative;box-shadow:0 20px 100px #0004}.demo-modal .modal-close{position:absolute;right:18px;top:16px;background:none;color:#6480a3;font-size:24px}.demo-modal .modal-kicker{font-size:10px;color:#7f96b3;letter-spacing:2px}.demo-modal h2{font-size:24px;line-height:1.4;font-weight:500;margin:18px 0}.demo-modal p{font-size:13px;color:#7185a0;line-height:1.9}.demo-modal .modal-result{display:flex;gap:30px;align-items:center;background:#f0f5fc;padding:22px;margin:20px 0}.demo-modal .modal-result img{height:150px;width:auto}.demo-modal .modal-result h3{font-size:16px;font-weight:500;line-height:1.6;margin:0 0 10px}.demo-modal .modal-result span{font-size:11px;color:#8aa0bd}.demo-modal .official-link{display:inline-flex;gap:15px;align-items:center;background:#245fb0;color:#fff;font-size:12px;padding:12px 18px;margin-top:8px}.demo-modal .modal-note{font-size:11px;color:#8b9bb0;border-top:1px solid #dce4ef;padding-top:16px;margin-top:24px}.theme-a .mobile-menu,.theme-b .mobile-menu{display:none}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
@container canvas (max-width:850px){.wrap{padding-left:24px;padding-right:24px}.navlinks{gap:18px}.theme-a .a-nav .brandcaption{display:none}.theme-a .note-left{left:40px}.theme-a .note-right{right:30px}.theme-a .resource-split{gap:35px}.theme-b .b-nav .navlinks{gap:25px}.theme-b .b-internal{display:none}.theme-b .b-stage-note.left{left:8px}.theme-b .b-stage-note.right{right:5px}.theme-b .b-topic-ribbon .wrap{gap:22px}.theme-b .brand-detail{gap:30px;padding-left:0;padding-right:0}.theme-b .journal-spread{gap:30px}.brand-list{gap:40px}}
@container canvas (max-width:620px){.wrap{padding-left:22px;padding-right:22px}.section-title{font-size:29px}.section-desc{font-size:12px}.brand-list{gap:28px;flex-wrap:wrap}.brand-list strong{font-size:19px}.brand-list small{width:100%;text-align:center;font-size:10px}.theme-a .a-nav{height:73px}.theme-a .brandname{font-size:24px}.theme-a .a-nav .navlinks{display:none}.theme-a .top-action{font-size:10px;padding:9px 10px}.theme-a .a-hero{min-height:820px}.theme-a .a-heading{padding:43px 15px 0}.theme-a .a-heading .eyebrow{font-size:8px;letter-spacing:2px}.theme-a h1{font-size:33px;line-height:1.45;letter-spacing:0;margin-top:21px}.theme-a .hero-description{font-size:11px;max-width:280px;margin:auto}.theme-a .a-display{height:315px;margin-top:16px}.theme-a .a-machine{height:271px}.theme-a .a-display:before{width:310px;height:100px;bottom:2px}.theme-a .machine-note{display:none}.theme-a .model-caption{font-size:8px;bottom:0}.theme-a .a-search-area{margin-top:21px;padding:0 20px}.theme-a .searchbox{height:58px;padding-left:15px;gap:10px}.theme-a .searchbox input{font-size:11px}.theme-a .searchbox button{font-size:11px;padding:0 12px;height:42px}.theme-a .searchbox button svg{display:none}.theme-a .quick-search{gap:9px;font-size:9px}.theme-a .quick-search button{font-size:9px}.theme-a .a-bottomline{margin-top:29px;font-size:8px}.theme-a .a-bottomline span:last-child{display:none}.theme-a .a-brands{padding:24px 0}.theme-a .a-resources{padding:60px 0}.theme-a .resource-split{display:block;margin-top:30px}.theme-a .resource-intro{min-height:280px;margin-bottom:24px}.theme-a .resource-intro h3{font-size:25px}.theme-a .resource-index .article-link{padding:20px 0}.theme-a .resource-index h3{font-size:16px}.theme-a .a-expertise{padding:55px 0}.theme-a .a-expertise h2{font-size:27px}.theme-a .a-expertise p{font-size:12px}.theme-a .experience-facts{gap:18px;margin-top:28px;padding-top:25px}.theme-a .experience-facts strong{font-size:15px}.theme-a .experience-facts div{font-size:9px}.theme-a .a-cases{padding:55px 0}.theme-a .a-cases .topic-row{display:block}.theme-a .case-strip{display:block;margin-top:28px}.theme-a .a-case h3{font-size:19px}.theme-a .a-footer{padding:40px 0 24px}.theme-a .a-footer .topic-row{display:block}.theme-a .a-footer h2{font-size:24px}.theme-a .footer-links{margin-top:25px;gap:16px}.theme-a .footer-rule{margin-top:27px}.theme-b .b-masthead{padding-top:23px}.theme-b .b-brand{font-size:31px}.theme-b .b-brand-en{font-size:8px;letter-spacing:3px;margin-bottom:20px}.theme-b .b-nav{height:47px;overflow:hidden}.theme-b .b-nav .navlinks{gap:24px;font-size:11px;white-space:nowrap}.theme-b .b-nav .navlinks a:last-child{display:none}.theme-b .b-hero{padding:42px 16px 0}.theme-b .b-hero .eyebrow{font-size:8px;letter-spacing:1.7px}.theme-b h1{font-size:36px;line-height:1.5;letter-spacing:1px;margin:18px 0}.theme-b .b-hero>p{font-size:11px;max-width:280px;margin:auto}.theme-b .b-search-area{margin-top:25px}.theme-b .searchbox{gap:9px;padding-left:13px}.theme-b .searchbox input{font-size:11px}.theme-b .searchbox button{padding:0 11px;font-size:10px}.theme-b .searchbox button svg{display:none}.theme-b .quick-search{gap:10px;font-size:9px}.theme-b .quick-search button{font-size:9px}.theme-b .b-product-stage{height:253px;margin-top:30px}.theme-b .b-product-stage:before{width:300px;height:250px}.theme-b .b-machine{height:237px}.theme-b .b-stage-note{display:none}.theme-b .b-topic-ribbon .wrap{gap:20px;min-height:60px;flex-wrap:wrap;padding-top:14px;padding-bottom:14px}.theme-b .b-topic-ribbon .ribbon-label{display:none}.theme-b .b-topic-ribbon button{font-size:10px}.theme-b .b-library{padding:53px 0}.theme-b .b-library h2{font-size:29px}.theme-b .brand-navigation{margin-top:22px}.theme-b .brand-navigation button{min-width:0;flex:1;font-size:12px;padding:15px 5px}.theme-b .brand-detail{display:block;padding-top:25px}.theme-b .brand-detail .brand-spread{min-height:245px}.theme-b .brand-detail .brand-spread img{height:220px}.theme-b .brand-description{padding:25px 1px 0}.theme-b .brand-description h3{font-size:23px}.theme-b .brand-description p{font-size:12px}.theme-b .b-journal{padding:50px 0}.theme-b .b-journal h2{font-size:29px}.theme-b .b-journal .journal-heading{align-items:center}.theme-b .journal-heading .arrow-link{font-size:11px;gap:8px}.theme-b .journal-spread{display:block;margin-top:25px}.theme-b .featured-article{min-height:260px;padding:24px 26px;margin-bottom:25px}.theme-b .featured-article h3{font-size:23px}.theme-b .journal-index h3{font-size:16px}.theme-b .b-about{padding:53px 22px}.theme-b .b-about h2{font-size:28px}.theme-b .b-about p{font-size:12px}.theme-b .b-footer{padding-top:38px}.theme-b .b-footer h2{font-size:24px}.theme-b .b-footer .footer-meta{display:block;text-align:center}.theme-b .b-footer .footer-links{justify-content:center;margin-top:20px}.theme-b .b-footer .source-caption{font-size:8px}}
@media(max-width:720px){.review-toolbar{padding:0 12px;gap:9px;height:58px}.review-body{padding-top:58px}.review-title{font-size:11px}.review-title small{display:none}.review-tabs{gap:2px}.review-tabs button{font-size:11px;padding:9px 10px}.review-tools{gap:0}.review-tools button{display:none}.review-tools button:last-child{display:block;font-size:10px}.review-hint{display:none}.review-body.mobile-mode .viewport{max-width:100%;margin:0}.demo-modal{padding:27px 22px}.demo-modal h2{font-size:21px}.demo-modal .modal-result{gap:18px;padding:18px}.demo-modal .modal-result img{height:115px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important}}

/* B v2 · 加深蓝色，保留原版布局与留白 */
.theme-b{background:#f8fbff;color:#123566}
.theme-b .b-brand{color:#143b70}
.theme-b .b-brand-en{color:#58749a}
.theme-b .b-nav{border-color:#b7c9e1}
.theme-b .b-nav .navlinks{color:#334f77}
.theme-b .b-nav .navlinks .active{color:#164881}
.theme-b .b-internal{color:#46658c}
.theme-b .b-hero{background:#dce8f8}
.theme-b .b-hero .eyebrow{color:#365d90}
.theme-b h1{color:#103365}
.theme-b .b-hero>p{color:#486487}
.theme-b .searchbox{border-bottom-color:#6387b4;box-shadow:0 4px 25px #153d7010}
.theme-b .searchbox>svg{color:#214f8d}
.theme-b .searchbox input{color:#173c6b}
.theme-b .searchbox input::placeholder{color:#667e9d;opacity:1}
.theme-b .searchbox button{background:#1c4e93}
.theme-b .quick-search{color:#4e6d95}
.theme-b .b-product-stage:before{background:#b4cbee}
.theme-b .b-machine{filter:drop-shadow(0 12px 10px #1d3e692e)}
.theme-b .b-stage-note{color:#4a688f}
.theme-b .b-stage-note strong{color:#19477f}
.theme-b .b-stage-note.right:before{background:#6f94c3}
.theme-b .b-topic-ribbon{border-color:#b6c8e0}
.theme-b .b-topic-ribbon .ribbon-label{color:#637f9f}
.theme-b .b-topic-ribbon button{color:#244f84}
.theme-b .section-desc{color:#526d90}
.theme-b .section-label,.theme-b .b-library .section-label{color:#4c6d97}
.theme-b .brand-navigation{border-bottom-color:#b9cce4}
.theme-b .brand-navigation button{color:#526d90}
.theme-b .brand-navigation button.active{color:#174c8c;border-bottom-color:#174c8c}
.theme-b .brand-detail .brand-spread{background:#e1ebf8}
.theme-b .brand-detail .brand-spread .bg-word{color:#c4d6ee}
.theme-b .brand-detail .brand-spread .alt-brand{color:#3d6ca7}
.theme-b .brand-description .eyebrow{color:#5f7da3}
.theme-b .brand-description p{color:#546d8e}
.theme-b .brand-pills span{border-color:#b9cce3;color:#47698f}
.theme-b .b-journal{background:#e4edf9}
.theme-b .b-journal .journal-heading{border-bottom-color:#aec4df}
.theme-b .featured-article{background:#c9dcf5}
.theme-b .featured-article .quote-mark{color:#7a9fcf}
.theme-b .featured-article .eyebrow{color:#476e9b}
.theme-b .featured-article p{color:#4b6a91}
.theme-b .journal-index .article-link{border-bottom-color:#b4c9e2}
.theme-b .article-meta{color:#607c9e}
.theme-b .journal-index p{color:#576f91}
.theme-b .b-about p{color:#536d90}
.theme-b .b-about .about-rule{background:#22558f}
.theme-b .b-footer{background:#163e75}
.theme-b .b-footer .footer-button{border-color:#acc9ed8c}
.theme-b .b-footer .footer-meta{border-top-color:#c3daef4d}

/* B v3 · 放大说明文字并提高对比度 */
.theme-b .b-brand-en{font-size:12px;letter-spacing:2.5px;color:#3b5b84}
.theme-b .b-nav .navlinks{font-size:15px;color:#24466f}
.theme-b .b-nav .navlinks a{opacity:1}
.theme-b .b-internal{font-size:14px;color:#35557e}
.theme-b .b-hero .eyebrow{font-size:12px;color:#315781;letter-spacing:2px}
.theme-b .b-hero>p{font-size:16px;line-height:1.9;color:#304f76}
.theme-b .searchbox input{font-size:16px}
.theme-b .searchbox input::placeholder{color:#526a88}
.theme-b .searchbox button{font-size:15px}
.theme-b .quick-search,.theme-b .quick-search button{font-size:14px;color:#35577f}
.theme-b .b-stage-note{font-size:16px;line-height:1.9;color:#244873;bottom:52px}
.theme-b .b-stage-note small{font-size:12px;letter-spacing:1.2px;color:#294e7d}
.theme-b .b-stage-note strong{font-size:30px;color:#173e70}
.theme-b .b-stage-note.right:before{background:#5a80b0}
.theme-b .b-topic-ribbon .ribbon-label{font-size:12px;color:#4d688b}
.theme-b .b-topic-ribbon button{font-size:15px;color:#244c7d}
.theme-b .section-label,.theme-b .b-library .section-label{font-size:12px;color:#3b5f8c}
.theme-b .section-desc{font-size:16px;line-height:1.9;color:#3c567a}
.theme-b .brand-navigation button{font-size:17px;color:#3f5b7d}
.theme-b .brand-description .eyebrow{font-size:12px;color:#42648c}
.theme-b .brand-description p{font-size:16px;line-height:1.95;color:#3b5578}
.theme-b .brand-pills span{font-size:13px;color:#355a85;border-color:#a4bad5}
.theme-b .arrow-link{font-size:15px;color:#234f88}
.theme-b .featured-article .eyebrow{font-size:12px;color:#33577f}
.theme-b .featured-article p{font-size:15px;color:#314f75;line-height:1.9}
.theme-b .journal-index .article-meta{font-size:12px;color:#486388}
.theme-b .journal-index h3{font-size:19px;color:#1b3d6d}
.theme-b .journal-index p{font-size:15px;color:#3e587c;line-height:1.9}
.theme-b .b-about p{font-size:16px;line-height:2;color:#3b5578}
.theme-b .b-footer .footer-button{font-size:15px}
.theme-b .b-footer .footer-links{font-size:14px;color:#f1f6ff}
.theme-b .b-footer .eyebrow{font-size:12px!important;color:#d1e0f6!important}
.theme-b .source-caption{font-size:12px;opacity:.85}
.demo-modal{width:660px}
.demo-modal p{font-size:15px;color:#3d5678}
.demo-modal .modal-kicker{font-size:12px;color:#4b6b92}
.demo-modal .modal-result span{font-size:13px;color:#526b8c}
.demo-modal .official-link{font-size:14px}
.demo-modal .modal-note{font-size:12px;color:#556f91}
.local-doc-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px}
.local-doc-actions a{padding:12px 17px;background:#1c4e93;color:white;font-size:14px;display:inline-flex;align-items:center;gap:10px}
.local-doc-actions a.secondary{background:#e4edf9;color:#234a7b;border:1px solid #bdcde2}
.local-source{font-size:12px!important;color:#506c8f!important;margin-top:20px!important}
@container canvas (max-width:850px){.theme-b .b-nav .navlinks{gap:24px}.theme-b .b-topic-ribbon .wrap{gap:24px}.theme-b .b-stage-note{font-size:16px}.theme-b .b-stage-note small{font-size:12px}.theme-b .b-machine{height:clamp(205px,32cqw,270px)}.theme-b .b-stage-note.left{max-width:165px}.theme-b .b-stage-note.right{max-width:175px}}
@container canvas (max-width:620px){
 .theme-b .b-brand-en{font-size:10px;letter-spacing:1.8px}
 .theme-b .b-machine{height:237px}
 .theme-b .b-nav .navlinks{font-size:13px;gap:20px}
 .theme-b .b-hero .eyebrow{font-size:11px;letter-spacing:1px}
 .theme-b .b-hero>p{font-size:15px;max-width:330px;line-height:1.85}
 .theme-b .searchbox{height:62px;gap:8px;padding-left:13px}
 .theme-b .searchbox input{font-size:14px}
 .theme-b .searchbox button{font-size:13px;padding:0 12px}
 .theme-b .quick-search,.theme-b .quick-search button{font-size:12px}
 .theme-b .b-topic-ribbon .wrap{gap:14px;justify-content:space-between}
 .theme-b .b-topic-ribbon button{font-size:13px}
 .theme-b .section-label,.theme-b .b-library .section-label{font-size:11px}
 .theme-b .section-desc{font-size:15px}
 .theme-b .brand-navigation button{font-size:14px}
 .theme-b .brand-description .eyebrow{font-size:11px}
 .theme-b .brand-description p{font-size:15px}
 .theme-b .brand-pills span{font-size:12px}
 .theme-b .arrow-link{font-size:14px}
 .theme-b .journal-heading .arrow-link{font-size:13px;gap:6px}
 .theme-b .featured-article .eyebrow{font-size:11px}
 .theme-b .featured-article p{font-size:15px}
 .theme-b .journal-index .article-meta{font-size:11px}
 .theme-b .journal-index h3{font-size:18px}
 .theme-b .journal-index p{font-size:15px}
 .theme-b .b-about p{font-size:15px}
 .theme-b .b-footer .eyebrow{font-size:10px!important;letter-spacing:1px}
 .theme-b .b-footer .source-caption{font-size:11px}
}

/* B v4 · 字号回调一档，保留 v3 对比度和站内资料体验 */
.theme-b .b-brand-en{font-size:11px}
.theme-b .b-nav .navlinks{font-size:14px}
.theme-b .b-internal{font-size:13px}
.theme-b .b-hero .eyebrow{font-size:11px}
.theme-b h1{font-size:56px}
.theme-b .b-hero>p{font-size:15px}
.theme-b .searchbox input{font-size:15px}
.theme-b .searchbox button{font-size:14px}
.theme-b .quick-search,.theme-b .quick-search button{font-size:13px}
.theme-b .b-stage-note{font-size:14px;line-height:1.9}
.theme-b .b-stage-note small{font-size:11px}
.theme-b .b-stage-note strong{font-size:28px}
.theme-b .b-topic-ribbon .ribbon-label{font-size:11px}
.theme-b .b-topic-ribbon button{font-size:14px}
.theme-b .section-label,.theme-b .b-library .section-label{font-size:11px}
.theme-b .section-desc{font-size:15px}
.theme-b .b-library h2{font-size:34px}
.theme-b .brand-navigation button{font-size:16px}
.theme-b .brand-description .eyebrow{font-size:11px}
.theme-b .brand-description p{font-size:15px}
.theme-b .brand-pills span{font-size:12px}
.theme-b .arrow-link{font-size:14px}
.theme-b .b-journal h2{font-size:33px}
.theme-b .featured-article .eyebrow{font-size:11px}
.theme-b .featured-article h3{font-size:24px}
.theme-b .featured-article p{font-size:14px}
.theme-b .journal-index .article-meta{font-size:11px}
.theme-b .journal-index h3{font-size:18px}
.theme-b .journal-index p{font-size:14px}
.theme-b .b-about h2{font-size:34px}
.theme-b .b-about p{font-size:15px}
.theme-b .b-footer .footer-button{font-size:14px}
.theme-b .b-footer .footer-links{font-size:13px}
.theme-b .b-footer .eyebrow{font-size:11px!important}
.theme-b .source-caption{font-size:11px}
.demo-modal p{font-size:14px}
.demo-modal .modal-kicker{font-size:11px}
.demo-modal .modal-result span{font-size:12px}
.demo-modal .official-link,.local-doc-actions a{font-size:13px}
@container canvas (max-width:850px){.theme-b .b-stage-note{font-size:14px}.theme-b .b-stage-note small{font-size:11px}}
@container canvas (max-width:620px){
 .theme-b .b-brand-en{font-size:10px}
 .theme-b .b-nav .navlinks{font-size:12px}
 .theme-b .b-hero .eyebrow{font-size:10px}
 .theme-b h1{font-size:34px}
 .theme-b .b-hero>p{font-size:14px}
 .theme-b .searchbox input{font-size:13px}
 .theme-b .searchbox button{font-size:12px}
 .theme-b .quick-search,.theme-b .quick-search button{font-size:11px}
 .theme-b .b-topic-ribbon button{font-size:12px}
 .theme-b .section-label,.theme-b .b-library .section-label{font-size:10px}
 .theme-b .section-desc{font-size:14px}
 .theme-b .b-library h2{font-size:28px}
 .theme-b .brand-navigation button{font-size:13px}
 .theme-b .brand-description .eyebrow{font-size:10px}
 .theme-b .brand-description p{font-size:14px}
 .theme-b .brand-pills span{font-size:11px}
 .theme-b .arrow-link{font-size:13px}
 .theme-b .b-journal h2{font-size:28px}
 .theme-b .featured-article h3{font-size:22px}
 .theme-b .featured-article .eyebrow{font-size:10px}
 .theme-b .featured-article p{font-size:14px}
 .theme-b .journal-index .article-meta{font-size:10px}
 .theme-b .journal-index h3{font-size:17px}
 .theme-b .journal-index p{font-size:14px}
 .theme-b .b-about h2{font-size:27px}
 .theme-b .b-about p{font-size:14px}
}

.theme-b .b-public-cases{padding:65px 0;background:#e6eef9;text-align:center}.theme-b .b-public-cases h2{font-family:SimSun,serif;font-size:34px;font-weight:400;margin:18px 0}.theme-b .b-public-cases>div>p{font-size:15px;color:#3b5578}.theme-b .b-case-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:25px;text-align:left;margin:30px 0}.theme-b .b-case-grid article{background:#fff;border-top:2px solid #5d85b9;padding:25px}.theme-b .b-case-grid span{font-size:11px;color:#5c789d}.theme-b .b-case-grid h3{font-size:20px;font-weight:500;line-height:1.7}.theme-b .b-case-grid p{font-size:14px;line-height:1.9;color:#4b6486}.theme-b .b-case-grid a{font-size:14px;color:#234f88}@container canvas (max-width:620px){.theme-b .b-public-cases h2{font-size:27px}.theme-b .b-case-grid{grid-template-columns:1fr}}