body.quant666-redesign{--ink:#182a41;--muted:#6b7787;--blue:#2765cf;--blue-soft:#edf3ff;--line:#e4e9ef;--paper:#f6f8fb;--white:#fff;--mint:#bce6d2;--green:#347b64;--gold:#dcbf83;--radius:20px;--shadow:0 12px 38px #20354d0a;font-family:Inter,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none;scroll-behavior:smooth}.quant-site *{box-sizing:border-box}body.quant666-redesign{margin:0}.quant-site button,.quant-site input,.quant-site select{font:inherit}.quant-site button,.quant-site a,.quant-site input{ -webkit-tap-highlight-color:transparent}.quant-site button{cursor:pointer}.quant-site button:disabled{cursor:not-allowed;opacity:.55}.quant-site button,.quant-site a{touch-action:manipulation}.quant-site a{color:inherit;text-decoration:none}.quant-site button{color:inherit}.quant-site svg{display:inline-block;flex-shrink:0;vertical-align:middle}.quant-site button{border:0;background:none}.quant-site h1,.quant-site h2,.quant-site h3,.quant-site p{margin:0}.quant-site h1,.quant-site h2,.quant-site h3{letter-spacing:-.035em}.quant-site p{line-height:1.8}.quant-site button:focus-visible,.quant-site a:focus-visible,.quant-site input:focus-visible,.quant-site summary:focus-visible{outline:3px solid #8fb8fc;outline-offset:4px}.quant-site ::selection{background:#c5dbff}.quant-site input{min-width:0}.quant-site img{max-width:100%}.quant-site .skip-link{position:fixed;top:-60px;left:20px;z-index:200;background:white;padding:15px}.quant-site .skip-link:focus{top:10px}.quant-site .wrap{width:min(1120px,calc(100% - 40px));margin:auto}.quant-site .prototype-bar{height:30px;background:#eaf0f6;color:#52677e;display:flex;justify-content:space-between;align-items:center;padding:0 max(20px,calc((100vw - 1120px)/2));font-size:10px;letter-spacing:.04em}.quant-site .prototype-bar span{display:flex;gap:6px;align-items:center}.quant-site .prototype-bar button{font-size:10px;padding:5px 0;text-decoration:underline;text-underline-offset:3px}.quant-site .site-header{position:sticky;top:0;z-index:30;background:#ffffffed;backdrop-filter:blur(18px);border-bottom:1px solid #e4e9efbd}.quant-site .header-inner{height:74px;display:flex;align-items:center;gap:40px}.quant-site .brand{display:flex;align-items:center;gap:10px;flex-shrink:0}.quant-site .brand img{width:36px;height:42px;object-fit:contain;mix-blend-mode:multiply}.quant-site .brand-name{font-size:18px;font-weight:800;letter-spacing:.015em}.quant-site .brand-site{font-size:9px;display:block;color:var(--muted);letter-spacing:.18em;margin-top:3px}.quant-site .desktop-nav{display:flex;gap:28px;align-items:center;margin-left:auto}.quant-site .desktop-nav a{font-size:13px;color:#6b7787;position:relative;padding:28px 0}.quant-site .desktop-nav a.active{color:var(--ink);font-weight:700}.quant-site .desktop-nav a.active:after{content:"";height:3px;border-radius:3px;background:var(--blue);position:absolute;bottom:0;left:0;right:0}.quant-site .header-account{padding:10px 15px;display:flex;gap:8px;align-items:center;background:var(--ink);color:white;border-radius:8px;font-size:12px}.quant-site .mobile-account{display:none}.quant-site .mobile-nav{display:none}.quant-site .main{min-height:70vh;padding-bottom:70px}.quant-site .eyebrow{font-size:10px;letter-spacing:.17em;font-weight:700;color:var(--muted);display:flex;align-items:center;gap:8px}.quant-site .dot{width:5px;height:5px;background:currentColor;display:inline-block;border-radius:50%}.quant-site .button{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:46px;border-radius:9px;padding:0 20px;font-size:13px;font-weight:650;border:1px solid transparent;line-height:1.4}.quant-site .button.primary{background:var(--blue);color:white}.quant-site .button.dark{background:var(--ink);color:white}.quant-site .button.light{background:white;color:var(--ink)}.quant-site .button.outline{border-color:#d9e1e9;background:transparent;color:var(--ink)}.quant-site .button.mint{background:var(--mint);color:#1c4e3f}.quant-site .button.block{width:100%}.quant-site .button.small{min-height:38px;padding:0 13px;font-size:12px}.quant-site .text-link{display:inline-flex;align-items:center;gap:7px;color:var(--blue);font-size:12px;font-weight:650;min-height:40px}.quant-site .subtle{color:var(--muted);font-size:12px;line-height:1.8}.quant-site .section{margin-top:48px}.quant-site .section-heading{display:flex;align-items:end;justify-content:space-between;gap:15px;margin-bottom:20px}.quant-site .section-heading h2{font-size:25px;font-weight:750;line-height:1.4}.quant-site .section-heading p{color:var(--muted);font-size:12px;margin-top:6px}.quant-site .section-number{font-size:10px;letter-spacing:.15em;color:#99a3ae;margin-bottom:7px;display:block}.quant-site .chip{display:inline-flex;gap:5px;align-items:center;font-size:10px;font-weight:600;padding:5px 8px;background:#edf2f7;color:#62758a;border-radius:5px;line-height:1.3;white-space:nowrap}.quant-site .chip.blue{color:#3265ab;background:#eaf1fe}.quant-site .chip.green{color:#38715e;background:#eaf4ee}.quant-site .chip.gold{color:#856843;background:#f8f1e6}.quant-site .hero{margin-top:28px;overflow:hidden;background:#14263e;border-radius:24px;color:white;display:grid;grid-template-columns:1.05fr 1fr;min-height:432px;position:relative}.quant-site .hero-copy{padding:48px 0 44px 44px;position:relative;z-index:1}.quant-site .hero .eyebrow{color:#a6c5d8;font-weight:500}.quant-site .hero h1{font-size:45px;line-height:1.35;margin:24px 0 18px;font-weight:650;letter-spacing:-.05em}.quant-site .hero h1 em{font-family:"Songti SC","STSong",serif;font-weight:500;font-style:normal;color:#bce6d2}.quant-site .hero-copy>p{font-size:13px;line-height:1.9;color:#b2c0ce;max-width:360px}.quant-site .hero-actions{margin-top:26px;display:flex;align-items:center;gap:20px}.quant-site .hero-actions .text-link{color:#d4dfeb}.quant-site .hero-bottom{display:flex;gap:16px;font-size:10px;color:#9aacbf;margin-top:25px}.quant-site .hero-bottom span{display:flex;align-items:center;gap:5px}.quant-site .hero-art{align-self:center;position:relative;height:350px;margin:0 30px 0 24px;isolation:isolate}.quant-site .art-grid{position:absolute;inset:40px -5px 8px;background-image:linear-gradient(#8bacbf0b 1px,transparent 1px),linear-gradient(90deg,#8bacbf0b 1px,transparent 1px);background-size:35px 35px;transform:perspective(700px) rotateX(25deg) rotateZ(-9deg)}.quant-site .art-orbit{position:absolute;inset:40px 45px;border:1px solid #bad4e01c;border-radius:50%;transform:rotate(-30deg)}.quant-site .art-orbit:after{content:"";position:absolute;inset:30px -30px;border:1px solid #bad4e012;border-radius:50%}.quant-site .research-window{position:absolute;top:42px;left:10px;right:20px;border:1px solid #5b78965e;border-radius:14px;background:#1d324c;transform:rotate(-5deg);box-shadow:0 28px 50px #070f1b40;padding:18px 20px 20px}.quant-site .window-top{display:flex;align-items:center;justify-content:space-between;font-size:9px;color:#90a8bd;letter-spacing:.1em}.quant-site .window-dots{display:flex;gap:4px}.quant-site .window-dots i{height:4px;width:4px;border-radius:100%;background:#57718b}.quant-site .window-heading{font-size:18px;color:#f1f6fa;margin:20px 0 6px;font-weight:600}.quant-site .window-sub{font-size:10px;color:#8fa5b8}.quant-site .research-chart{width:100%;height:110px;margin-top:8px;overflow:visible}.quant-site .window-bottom{border-top:1px solid #546d8650;padding-top:12px;display:flex;justify-content:space-between;font-size:9px;color:#9fb4c5}.quant-site .window-bottom span:last-child{color:#a6d6c1}.quant-site .art-note{position:absolute;right:-1px;bottom:34px;display:flex;align-items:center;gap:12px;transform:rotate(4deg);padding:15px 20px;background:#e5efdf;color:#294e43;border-radius:10px;box-shadow:0 12px 25px #070f1b20}.quant-site .art-note strong{font-size:13px;display:block}.quant-site .art-note small{display:block;margin-top:5px;font-size:9px;color:#668277}.quant-site .art-index{position:absolute;left:18px;bottom:16px;font-size:9px;letter-spacing:.18em;color:#6b849c}.quant-site .intro-strip{display:flex;justify-content:space-between;align-items:center;gap:20px;margin:22px 0 0;padding:0 4px}.quant-site .intro-strip p{font-size:11px;color:var(--muted)}.quant-site .intro-strip .mini-brand{font-weight:600;color:var(--ink);display:flex;gap:8px;align-items:center;font-size:11px}.quant-site .route-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.quant-site .route-card{padding:26px 28px;background:white;border:1px solid var(--line);border-radius:16px;display:grid;grid-template-columns:1fr auto;gap:12px;transition:border-color .2s,transform .2s}.quant-site .route-card:hover{border-color:#a3bdd9;transform:translateY(-2px)}.quant-site .route-icon{width:43px;height:43px;display:grid;place-items:center;background:#edf3ff;color:#326cd0;border-radius:12px;grid-column:2;grid-row:1/3}.quant-site .route-card.asset .route-icon{color:#4c806e;background:#eef5ed}.quant-site .route-card .eyebrow{font-size:9px}.quant-site .route-card h3{font-size:21px;margin:8px 0}.quant-site .route-card p{color:var(--muted);font-size:12px;max-width:320px;grid-column:1/-1}.quant-site .route-card .text-link{grid-column:1/-1;margin-top:4px;justify-content:space-between;color:var(--ink)}.quant-site .course-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.quant-site .course-card{display:flex;flex-direction:column;background:white;border-radius:16px;border:1px solid var(--line);overflow:hidden;transition:transform .2s,box-shadow .2s}.quant-site .course-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}.quant-site .course-art{height:166px;padding:20px 22px;position:relative;overflow:hidden;background:#e9eef4}.quant-site .course-art:before{content:"";position:absolute;inset:0;background-image:linear-gradient(#ffffff50 1px,transparent 1px),linear-gradient(90deg,#ffffff50 1px,transparent 1px);background-size:24px 24px;mask-image:linear-gradient(110deg,transparent,#000)}.quant-site .course-art.navy{background:#213a59;color:#e4f0ff}.quant-site .course-art.sage{background:#e4ede7;color:#385c4c}.quant-site .course-art.sand{background:#f1eadd;color:#795e3a}.quant-site .course-art.blue{background:#e2ebfb;color:#335883}.quant-site .course-art.grey{background:#e8ebed;color:#66727d}.quant-site .art-label{font-size:8px;letter-spacing:.12em;position:relative;z-index:1;opacity:.75}.quant-site .art-title{font-size:24px;font-weight:650;line-height:1.45;position:relative;z-index:1;max-width:200px;margin-top:12px}.quant-site .art-glyph{position:absolute;right:17px;bottom:14px;opacity:.65;transform:rotate(-6deg)}.quant-site .art-glyph svg{width:92px;height:70px}.quant-site .art-course-tag{position:absolute;bottom:17px;left:22px;font-size:8px;letter-spacing:.08em;opacity:.65}.quant-site .course-info{padding:18px 20px 19px;display:flex;flex-direction:column;flex:1}.quant-site .course-title{display:block;font-size:16px;font-weight:700;line-height:1.6;margin-top:9px}.quant-site .course-info p{font-size:11px;color:var(--muted);margin-top:7px;flex:1}.quant-site .course-meta{display:flex;justify-content:space-between;align-items:center;margin-top:18px;padding-top:13px;border-top:1px solid #edf0f4;font-size:10px;color:var(--muted)}.quant-site .course-meta>span:last-child{display:flex;gap:6px;align-items:center;color:#3c5e87}.quant-site .service-band{background:#edf1f6;border-radius:18px;display:grid;grid-template-columns:1fr 1fr;overflow:hidden;border:1px solid #e1e7ed}.quant-site .service-copy{padding:32px}.quant-site .service-copy h2{font-size:24px;line-height:1.5;margin:12px 0}.quant-site .service-copy p{font-size:12px;color:var(--muted);max-width:350px}.quant-site .service-copy .text-link{margin-top:14px}.quant-site .service-details{padding:30px 32px;background:#f2efe8;display:flex;flex-direction:column;justify-content:center}.quant-site .service-detail{display:flex;gap:15px;align-items:start;padding:16px 0;border-bottom:1px solid #dedbd3}.quant-site .service-detail:first-child{padding-top:0}.quant-site .service-detail:last-child{border:0;padding-bottom:0}.quant-site .service-detail>span{font-family:Georgia,serif;color:#8b7f68;font-size:17px}.quant-site .service-detail strong{font-size:13px}.quant-site .service-detail p{font-size:11px;color:#827969;margin-top:3px}.quant-site .archive-teaser{display:flex;align-items:center;gap:16px;padding:22px 25px;border:1px dashed #ccd5df;border-radius:14px;background:#ffffff80}.quant-site .archive-teaser>.icon-box{background:#ebeff3;color:#62758a}.quant-site .archive-teaser h3{font-size:14px;margin-bottom:5px}.quant-site .archive-teaser p{font-size:11px;color:var(--muted)}.quant-site .archive-teaser>a{margin-left:auto}.quant-site .icon-box{width:40px;height:40px;display:grid;place-items:center;border-radius:11px;flex-shrink:0}.quant-site .site-footer{border-top:1px solid var(--line);padding:28px 0 35px;color:var(--muted)}.quant-site .footer-inner{display:flex;justify-content:space-between;gap:20px;font-size:10px;line-height:1.9}.quant-site .footer-links{display:flex;gap:18px}.quant-site .page-heading{padding:38px 0 25px}.quant-site .page-heading h1{font-size:32px;margin:10px 0 11px;line-height:1.4}.quant-site .page-heading p{color:var(--muted);font-size:13px;max-width:600px}.quant-site .course-toolbar{display:flex;justify-content:space-between;gap:20px;align-items:center;margin:0 0 24px}.quant-site .filters{display:flex;gap:7px;align-items:center;flex-wrap:wrap}.quant-site .filter{min-height:40px;padding:0 16px;border:1px solid #dfe5ec;background:white;border-radius:8px;font-size:12px;color:var(--muted);white-space:nowrap}.quant-site .filter.active{background:var(--ink);border-color:var(--ink);color:white}.quant-site .search{display:flex;align-items:center;background:white;border:1px solid var(--line);border-radius:8px;padding:0 12px;gap:8px;min-height:40px;color:#8492a1}.quant-site .search input{width:160px;background:none;border:0;outline:none;font-size:12px;color:var(--ink)}.quant-site .catalog-layout{display:grid;grid-template-columns:205px 1fr;gap:26px}.quant-site .catalog-sidebar{align-self:start;position:sticky;top:100px}.quant-site .side-panel{border:1px solid var(--line);background:#fff;border-radius:13px;padding:18px;margin-bottom:15px}.quant-site .side-panel h3{font-size:12px;margin-bottom:13px}.quant-site .side-panel p{font-size:11px;color:var(--muted)}.quant-site .side-row{font-size:11px;display:flex;justify-content:space-between;padding:11px 0;color:#708095}.quant-site .side-row.active{color:var(--blue);font-weight:650}.quant-site .side-row span:last-child{font-size:10px;color:#9ba6b2}.quant-site .catalog-layout .course-grid{grid-template-columns:1fr 1fr;gap:18px}.quant-site .catalog-layout .course-art{height:158px}.quant-site .result-heading{display:flex;align-items:center;justify-content:space-between;font-size:11px;color:var(--muted);margin-bottom:16px}.quant-site .archive-notice{padding:17px 20px;background:#f1f0eb;border:1px solid #e5e1d5;border-radius:12px;font-size:12px;line-height:1.8;color:#796c54;margin-bottom:20px;display:flex;gap:10px;align-items:start}.quant-site .empty{padding:50px;text-align:center;color:var(--muted);font-size:13px;background:white;border:1px dashed var(--line);border-radius:15px}.quant-site .member-grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:24px}.quant-site .member-banner{padding:27px 30px;background:#1a304b;color:white;border-radius:18px;display:flex;align-items:center;gap:17px;position:relative;overflow:hidden}.quant-site .member-avatar{width:48px;height:48px;background:#f1e9d9;color:#776446;display:grid;place-items:center;border-radius:50%;font-family:Georgia,serif;font-size:24px}.quant-site .member-banner h2{font-size:20px;letter-spacing:0}.quant-site .member-banner p{font-size:10px;color:#b4c4d4;margin-top:8px}.quant-site .member-banner .chip{margin-left:auto;color:#ddc393;background:#ffffff0a;border:1px solid #a9957355}.quant-site .member-section{margin-top:26px}.quant-site .member-section h2{font-size:17px;margin-bottom:16px}.quant-site .continue-card{padding:22px;background:white;border:1px solid var(--line);border-radius:14px}.quant-site .continue-top{display:flex;gap:18px;align-items:center}.quant-site .continue-thumb{width:100px;height:79px;border-radius:9px;display:grid;place-items:center;background:#e8f0fb;color:#5682b5;flex-shrink:0}.quant-site .continue-copy h3{font-size:16px;line-height:1.5;margin:6px 0}.quant-site .continue-copy p{font-size:11px;color:var(--muted)}.quant-site .progress{height:4px;background:#edf0f5;border-radius:4px;overflow:hidden}.quant-site .progress>span{display:block;background:var(--blue);height:100%;border-radius:4px}.quant-site .continue-bottom{display:flex;gap:20px;align-items:center;margin-top:19px}.quant-site .continue-progress{flex:1}.quant-site .continue-progress p{font-size:10px;color:var(--muted);margin-top:7px}.quant-site .entitlement{padding:22px;border:1px solid var(--line);background:white;border-radius:14px}.quant-site .entitlement-top{display:flex;gap:10px;align-items:center}.quant-site .entitlement-top h3{font-size:15px}.quant-site .entitlement-top .chip{margin-left:auto}.quant-site .entitlement p{font-size:11px;color:var(--muted);margin-top:12px}.quant-site .entitlement-date{margin-top:18px;display:flex;justify-content:space-between;font-size:11px;padding-top:14px;border-top:1px solid var(--line)}.quant-site .quick-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.quant-site .quick-item{padding:20px 9px;background:white;border:1px solid var(--line);border-radius:12px;display:flex;flex-direction:column;align-items:center;gap:11px;font-size:11px;min-width:0}.quant-site .quick-item svg{color:#56738f}.quant-site .member-aside .side-panel{padding:22px}.quant-site .member-aside h3{font-size:15px}.quant-site .support-person{display:flex;align-items:center;gap:10px;margin-bottom:14px}.quant-site .support-person img{width:37px;height:40px;object-fit:contain}.quant-site .support-person small{color:var(--muted);font-size:10px;display:block;margin-top:5px}.quant-site .account-row{display:flex;align-items:center;justify-content:space-between;padding:15px 0;font-size:12px;border-bottom:1px solid var(--line)}.quant-site .account-row:last-child{border:0;padding-bottom:0}.quant-site .account-row span{color:var(--muted);font-size:11px}.quant-site .member-guest{margin-top:30px;display:grid;grid-template-columns:1fr 1fr;gap:30px;background:white;border:1px solid var(--line);border-radius:20px;padding:38px}.quant-site .member-guest h1{font-size:30px;line-height:1.5;margin:12px 0}.quant-site .member-guest p{font-size:13px;color:var(--muted)}.quant-site .member-guest .button{margin-top:24px}.quant-site .guest-preview{border-radius:14px;padding:25px;background:#edf2f7}.quant-site .guest-preview .line{height:8px;background:#dfe7ef;width:60%;border-radius:5px;margin:13px 0}.quant-site .guest-preview .line.short{width:35%}.quant-site .guest-preview h3{font-size:13px;display:flex;gap:7px;align-items:center}.quant-site .guest-preview-block{padding:17px;background:white;border-radius:8px;margin-top:15px;font-size:11px;color:var(--muted)}.quant-site .login-layout{display:grid;grid-template-columns:1fr 430px;gap:90px;align-items:start;padding:65px 40px 30px}.quant-site .login-story{padding-top:30px}.quant-site .login-story h1{font-size:38px;line-height:1.5;margin:18px 0}.quant-site .login-story p{font-size:13px;color:var(--muted);max-width:330px}.quant-site .login-story ul{list-style:none;padding:0;margin:35px 0}.quant-site .login-story li{font-size:12px;display:flex;gap:10px;align-items:center;margin-top:19px;color:#65778b}.quant-site .login-story li svg{color:#5a9a7b}.quant-site .login-card{padding:32px;background:white;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow)}.quant-site .login-card h2{font-size:23px;margin-bottom:8px}.quant-site .login-card>p{font-size:11px;color:var(--muted)}.quant-site .login-tabs{display:flex;border-bottom:1px solid var(--line);margin-top:23px;margin-bottom:24px;gap:28px}.quant-site .login-tab{padding:10px 0 13px;font-size:13px;color:var(--muted);border-bottom:2px solid transparent}.quant-site .login-tab.active{color:var(--blue);border-color:var(--blue);font-weight:650}.quant-site .field{display:block;margin-top:17px;font-size:12px;font-weight:550}.quant-site .input-wrap{display:flex;align-items:center;gap:10px;background:#f7f9fc;border:1px solid #dfe5ed;border-radius:8px;margin-top:8px;padding:0 12px;min-height:49px}.quant-site .input-wrap span{font-size:12px;color:#738196;border-right:1px solid var(--line);padding-right:10px}.quant-site .input-wrap input{width:100%;border:0;background:none;padding:12px 0;font-size:13px;outline:none;color:var(--ink)}.quant-site .input-wrap:focus-within{border-color:#82a9ec;box-shadow:0 0 0 3px #eaf2ff}.quant-site .input-wrap input:focus-visible{outline:none}.quant-site .code-button{white-space:nowrap;font-size:11px;color:var(--blue);padding:9px 0 9px 8px;min-height:40px}.quant-site .form-error{min-height:20px;color:#bd5353;font-size:11px;line-height:1.7;margin-top:7px}.quant-site .consent{display:flex;align-items:start;gap:8px;font-size:10px;color:var(--muted);line-height:1.8;margin:15px 0 22px}.quant-site .consent input{accent-color:var(--blue);margin:3px 0;width:14px;height:14px;flex-shrink:0}.quant-site .consent button{font-size:10px;padding:0;color:#45658f}.quant-site .login-recover{padding-top:21px;margin-top:22px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:8px}.quant-site .login-recover p{font-size:11px;color:var(--muted)}.quant-site .demo-note{margin-top:16px;font-size:10px;line-height:1.8;color:#8d99a6;text-align:center}.quant-site .wechat-auth{padding:17px 0 3px;text-align:center}.quant-site .wechat-round{display:grid;place-items:center;width:64px;height:64px;margin:0 auto 18px;background:#e8f6ed;border-radius:17px;color:#35835d}.quant-site .wechat-auth h3{font-size:16px;margin-bottom:9px}.quant-site .wechat-auth p{font-size:12px;color:var(--muted);line-height:1.8;margin-bottom:23px}.quant-site .secure-note{display:flex;align-items:center;gap:7px;justify-content:center;font-size:10px;color:var(--muted);margin:15px 0}.quant-site .login-env{display:flex;justify-content:center;gap:15px;font-size:10px;margin-top:20px;color:var(--muted)}.quant-site .login-env button{text-decoration:underline;text-underline-offset:4px;font-size:10px;padding:5px}.quant-site .login-success{text-align:center;padding:22px 0}.quant-site .success-symbol{width:65px;height:65px;display:grid;place-items:center;background:#edf6ef;color:#52896b;border-radius:50%;margin:0 auto 20px}.quant-site .login-success h2{font-size:23px}.quant-site .login-success p{font-size:12px;color:var(--muted);margin-top:12px;margin-bottom:23px}.quant-site .login-success .account-pill{margin:18px 0;padding:12px;background:#f3f6fa;border-radius:8px;font-size:11px;line-height:1.8;color:#60728a}.quant-site .back-link{font-size:12px;color:var(--muted);display:inline-flex;gap:7px;align-items:center;min-height:40px}.quant-site .course-detail-heading{padding:25px 0 22px}.quant-site .course-detail-heading h1{font-size:27px;line-height:1.5;margin:15px 0 12px}.quant-site .course-detail-heading p{font-size:12px;color:var(--muted);line-height:1.9;max-width:700px}.quant-site .watch-grid{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:23px}.quant-site .player-shell{border-radius:15px;overflow:hidden;background:#0e1c2e;color:white;position:relative;aspect-ratio:16/9;display:flex;flex-direction:column}.quant-site .player-top{display:flex;align-items:center;justify-content:space-between;padding:15px 18px;font-size:10px;color:#acc0d1;position:absolute;inset:0 0 auto;z-index:1}.quant-site .player-top span{display:flex;gap:6px;align-items:center}.quant-site .player-watermark{position:absolute;right:20px;top:46px;font-size:9px;color:#8196aa;opacity:.6}.quant-site .player-stage{display:flex;flex:1;flex-direction:column;align-items:center;justify-content:center;padding:30px 20px 45px;position:relative;text-align:center;background-image:radial-gradient(ellipse at 50% 100%,#34516c55,transparent 65%)}.quant-site .player-stage h2{font-size:26px;font-weight:500;line-height:1.5;margin:10px 0 16px}.quant-site .player-stage .eyebrow{font-size:8px;color:#95bcae}.quant-site .play-button{display:grid;place-items:center;width:48px;height:48px;color:#d8e7f1;border-radius:50%;border:1px solid #7791a580;background:#ffffff09}.quant-site .player-stage p{font-size:10px;color:#8298aa;margin-top:10px;max-width:330px}.quant-site .player-controls{position:absolute;inset:auto 0 0;padding:0 17px 12px;background:#0c1828b0;display:flex;align-items:center;gap:12px;font-size:9px;min-height:44px}.quant-site .player-controls .progress{height:2px;flex:1;background:#52667770}.quant-site .player-controls button{color:#bdcad5;font-size:10px;padding:8px 0;min-height:35px}.quant-site .player-caption{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-top:14px;padding:0 2px;color:var(--muted);font-size:10px;line-height:1.8}.quant-site .player-caption span{display:flex;gap:5px;align-items:center}.quant-site .lesson-panel{background:white;border:1px solid var(--line);border-radius:15px;padding:20px;align-self:start}.quant-site .lesson-panel h2{font-size:15px}.quant-site .lesson-panel>p{font-size:10px;color:var(--muted);margin-top:6px;margin-bottom:18px}.quant-site .lesson-row{display:flex;gap:10px;align-items:center;padding:13px 10px;border-radius:7px;width:100%;text-align:left;min-height:48px;font-size:11px;line-height:1.5}.quant-site .lesson-row span:first-child{font-size:10px;color:#95a2b0;flex-shrink:0}.quant-site .lesson-row span:nth-child(2){flex:1}.quant-site .lesson-row svg{color:#a0aebb}.quant-site .lesson-row.active{background:#eaf1fc;color:#2d5c9d}.quant-site .lesson-row.active span:first-child{color:#2d5c9d}.quant-site .watch-tabs{margin-top:30px;display:flex;gap:25px;border-bottom:1px solid var(--line)}.quant-site .watch-tab{padding:0 0 14px;font-size:13px;color:var(--muted)}.quant-site .watch-tab.active{color:var(--blue);border-bottom:2px solid var(--blue)}.quant-site .watch-tab-content{font-size:12px;color:var(--muted);line-height:1.9;padding-top:22px}.quant-site .watch-tab-content h3{font-size:15px;color:var(--ink);margin-bottom:10px}.quant-site .watch-tab-content ul{padding-left:18px}.quant-site .resource-row{display:flex;justify-content:space-between;gap:15px;padding:15px 0;border-bottom:1px solid var(--line);align-items:center}.quant-site .resource-row strong{color:var(--ink);font-size:12px}.quant-site .resource-row small{display:block;font-size:10px;color:var(--muted);margin-top:5px}.quant-site .archive-detail-note{background:#f0ede6;color:#796c54;padding:12px 16px;border-radius:9px;font-size:11px;line-height:1.8;margin-bottom:18px}.quant-site .qs-modal-backdrop{position:fixed;inset:0;background:#0c1e385c;backdrop-filter:blur(5px);z-index:70;display:flex;align-items:center;justify-content:center;padding:24px}.quant-site .qs-modal{background:var(--paper);border-radius:22px;max-width:520px;width:100%;max-height:calc(100dvh - 48px);overflow:auto;position:relative;box-shadow:0 25px 90px #0b1e3730;padding:32px}.quant-site .qs-modal-close{position:absolute;right:15px;top:15px;width:35px;height:35px;border-radius:50%;background:#e9eef4;display:grid;place-items:center}.quant-site .qs-modal h2{font-size:25px;margin:18px 0 12px;line-height:1.45}.quant-site .qs-modal>p{font-size:12px;color:var(--muted);line-height:1.9}.quant-site .qs-modal .price{font-family:Georgia,serif;font-size:40px;margin:22px 0 8px;letter-spacing:-.04em}.quant-site .price small{font-family:inherit;letter-spacing:0;font-size:11px;color:var(--muted);margin-left:10px}.quant-site .qs-modal ul{padding:0;list-style:none;margin:20px 0 25px}.quant-site .qs-modal li{display:flex;align-items:start;gap:9px;font-size:12px;line-height:1.8;margin-top:12px}.quant-site .qs-modal li svg{color:#6f997f;margin-top:3px}.quant-site .qs-modal-note{font-size:10px;color:var(--muted);line-height:1.8;margin-top:13px}.quant-site .qs-modal-actions{display:flex;gap:9px;flex-wrap:wrap}.quant-site .qs-modal-actions>*{flex:1}.quant-site .contact-block{padding:22px;background:white;border:1px solid var(--line);border-radius:12px;margin:20px 0;font-size:13px;line-height:2}.quant-site .contact-block span{display:block;color:var(--muted);font-size:11px}.quant-site .steps{display:flex;gap:6px;margin:22px 0 18px}.quant-site .steps span{height:3px;flex:1;background:#dfe6ee;border-radius:3px}.quant-site .steps span.done{background:#488471}.quant-site .claim-form .field{margin-top:18px}.quant-site .claim-success{display:flex;gap:10px;padding:18px;border-radius:12px;background:#eaf4ec;color:#487458;margin:20px 0;font-size:12px;line-height:1.9}.quant-site #toast{position:fixed;bottom:95px;left:50%;transform:translate(-50%,15px);z-index:100;background:#1a2d44;color:white;box-shadow:0 8px 30px #182a4122;padding:13px 20px;border-radius:11px;font-size:12px;max-width:min(440px,calc(100vw - 40px));width:max-content;text-align:center;line-height:1.7;opacity:0;pointer-events:none;transition:.18s}.quant-site #toast.visible{opacity:1;transform:translate(-50%,0)}.quant-site .boot{min-height:500px;display:grid;place-items:center}.quant-site .boot p{font-size:14px;color:var(--muted)}@media(hover:hover){.quant-site .button:hover{filter:brightness(.96)}.quant-site .filter:hover:not(.active){border-color:#a0b3ca}.quant-site .lesson-row:hover{background:#f0f4f9}.quant-site .quick-item:hover{border-color:#a2b9d2}}@media(max-width:900px){.quant-site .desktop-nav{gap:20px}.quant-site .header-inner{gap:20px}.quant-site .hero-copy{padding-left:30px}.quant-site .hero h1{font-size:36px}.quant-site .hero-art{margin:0 20px 0 0}.quant-site .hero-copy>p{max-width:300px;font-size:12px}.quant-site .hero-actions{gap:12px}.quant-site .hero-actions .button{padding:0 14px}.quant-site .hero-actions .text-link{font-size:11px}.quant-site .login-layout{gap:35px;padding:45px 0;grid-template-columns:1fr 390px}.quant-site .login-story h1{font-size:30px}.quant-site .member-grid{grid-template-columns:minmax(0,1fr) 250px}.quant-site .catalog-layout{grid-template-columns:170px 1fr;gap:18px}.quant-site .watch-grid{grid-template-columns:minmax(0,1fr) 265px}.quant-site .player-stage h2{font-size:21px}.quant-site .course-art{padding:18px}.quant-site .art-title{font-size:21px}.quant-site .course-info{padding:17px}.quant-site .art-glyph{right:10px}.quant-site .art-glyph svg{width:75px}.quant-site .brand-name{font-size:16px}}@media(max-width:700px){.quant-site .wrap{width:calc(100% - 36px)}.quant-site .prototype-bar{height:26px;padding:0 18px;font-size:9px}.quant-site .prototype-bar button{font-size:9px}.quant-site .header-inner{height:64px;gap:12px;justify-content:space-between}.quant-site .brand{gap:8px}.quant-site .brand img{width:29px;height:36px}.quant-site .brand-name{font-size:16px}.quant-site .brand-site{font-size:8px;letter-spacing:.16em;margin-top:3px}.quant-site .desktop-nav,.quant-site .header-account{display:none}.quant-site .mobile-account{display:flex;align-items:center;gap:5px;min-height:40px;font-size:11px;font-weight:600}.quant-site .mobile-account svg{width:18px}.quant-site .mobile-nav{position:fixed;bottom:0;left:0;right:0;padding:8px 18px calc(8px + env(safe-area-inset-bottom));height:calc(65px + env(safe-area-inset-bottom));background:#fffffff5;backdrop-filter:blur(18px);border-top:1px solid #e0e7ef;z-index:40;display:grid;grid-template-columns:repeat(3,1fr)}.quant-site .mobile-nav a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;font-size:9px;color:#8793a1}.quant-site .mobile-nav a.active{color:var(--blue);font-weight:700}.quant-site .mobile-nav svg{width:19px;height:19px}.quant-site .main{padding-bottom:40px}.quant-site .hero{margin-top:19px;border-radius:18px;display:block;min-height:auto}.quant-site .hero-copy{padding:28px 25px 0}.quant-site .hero .eyebrow{font-size:9px;letter-spacing:.08em}.quant-site .hero h1{font-size:33px;margin:21px 0 13px;line-height:1.4;letter-spacing:-.04em}.quant-site .hero-copy>p{font-size:11px;line-height:1.9;max-width:290px}.quant-site .hero-actions{margin-top:23px;gap:18px}.quant-site .hero-actions .button{min-height:43px;padding:0 15px;font-size:11px}.quant-site .hero-actions .text-link{font-size:10px}.quant-site .hero-bottom{display:none}.quant-site .hero-art{height:223px;margin:4px 28px 5px 25px}.quant-site .research-window{top:26px;left:5px;right:17px;padding:13px 16px 13px;border-radius:11px;transform:rotate(-4deg)}.quant-site .window-top{font-size:7px}.quant-site .window-heading{font-size:14px;margin:12px 0 5px}.quant-site .window-sub{font-size:8px}.quant-site .research-chart{height:61px;margin-top:6px}.quant-site .window-bottom{padding-top:10px;font-size:7px}.quant-site .art-note{right:-9px;bottom:13px;padding:10px 13px;border-radius:8px;gap:9px}.quant-site .art-note strong{font-size:10px}.quant-site .art-note small{font-size:7px;margin-top:3px}.quant-site .art-note>svg{width:17px}.quant-site .art-index{font-size:7px;left:5px;bottom:6px}.quant-site .art-grid{inset:15px -5px 0;background-size:26px 26px}.quant-site .art-orbit{inset:15px 20px}.quant-site .intro-strip{margin-top:15px;padding:0;gap:10px}.quant-site .intro-strip p{font-size:9px}.quant-site .intro-strip .mini-brand{font-size:9px;gap:5px}.quant-site .intro-strip svg{width:13px}.quant-site .section{margin-top:33px}.quant-site .section-heading{margin-bottom:16px;gap:8px}.quant-site .section-heading h2{font-size:22px}.quant-site .section-heading p{font-size:11px;margin-top:5px}.quant-site .section-heading .text-link{font-size:10px;white-space:nowrap}.quant-site .section-number{font-size:8px;margin-bottom:7px}.quant-site .route-grid{gap:12px;grid-template-columns:1fr}.quant-site .route-card{padding:20px;border-radius:13px;gap:6px}.quant-site .route-card h3{font-size:19px;margin:7px 0}.quant-site .route-icon{width:38px;height:38px;border-radius:10px}.quant-site .route-card p{font-size:11px;max-width:270px;padding-right:20px}.quant-site .route-card .text-link{margin-top:3px;min-height:30px;font-size:11px}.quant-site .route-card .eyebrow{font-size:8px}.quant-site .course-grid{grid-template-columns:1fr;gap:14px}.quant-site .course-card{border-radius:13px}.quant-site .home-courses .course-card{display:grid;grid-template-columns:107px 1fr;padding:12px;gap:14px}.quant-site .home-courses .course-art{height:100%;min-height:122px;border-radius:8px;padding:12px}.quant-site .home-courses .art-label{font-size:6px;letter-spacing:0}.quant-site .home-courses .art-title{font-size:16px;margin-top:12px;max-width:100px;line-height:1.5}.quant-site .home-courses .art-glyph{bottom:9px;right:5px;opacity:.25}.quant-site .home-courses .art-glyph svg{width:60px;height:45px}.quant-site .home-courses .art-course-tag{display:none}.quant-site .home-courses .course-info{padding:0}.quant-site .home-courses .course-title{font-size:13px;margin-top:7px;line-height:1.6}.quant-site .home-courses .course-info p{font-size:10px;margin-top:4px;line-height:1.7}.quant-site .home-courses .course-meta{font-size:9px;margin-top:9px;padding-top:8px}.quant-site .home-courses .chip{font-size:8px;padding:4px 6px;align-self:start}.quant-site .service-band{grid-template-columns:1fr;border-radius:14px}.quant-site .service-copy{padding:25px}.quant-site .service-copy h2{font-size:23px;margin:12px 0}.quant-site .service-copy p{font-size:11px}.quant-site .service-details{padding:23px 25px}.quant-site .service-detail{padding:13px 0}.quant-site .service-detail strong{font-size:12px}.quant-site .service-detail p{font-size:10px}.quant-site .service-detail>span{font-size:14px}.quant-site .archive-teaser{padding:18px 16px;gap:12px;align-items:start}.quant-site .archive-teaser .icon-box{width:31px;height:31px}.quant-site .archive-teaser .icon-box svg{width:17px}.quant-site .archive-teaser h3{font-size:12px;margin-bottom:4px}.quant-site .archive-teaser p{font-size:10px}.quant-site .archive-teaser .text-link{font-size:10px;min-height:28px;white-space:nowrap}.quant-site .site-footer{padding:22px 0 calc(88px + env(safe-area-inset-bottom))}.quant-site .footer-inner{display:block;font-size:9px}.quant-site .footer-links{margin-top:10px;gap:15px}.quant-site .page-heading{padding:28px 0 20px}.quant-site .page-heading h1{font-size:28px;margin:10px 0}.quant-site .page-heading p{font-size:11px;line-height:1.9}.quant-site .page-heading .eyebrow{font-size:9px}.quant-site .course-toolbar{flex-direction:column;align-items:stretch;gap:14px;margin-bottom:21px}.quant-site .filters{flex-wrap:nowrap;gap:6px;overflow:auto;padding:2px 0 4px;scrollbar-width:none}.quant-site .filters::-webkit-scrollbar{display:none}.quant-site .filter{padding:0 13px;font-size:10px;min-height:36px}.quant-site .search{order:-1;min-height:42px;padding:0 12px}.quant-site .search input{font-size:12px;width:100%}.quant-site .catalog-layout{display:block}.quant-site .catalog-sidebar{display:none}.quant-site .catalog-layout .course-grid{grid-template-columns:1fr;gap:18px}.quant-site .catalog-layout .course-art{height:161px;padding:21px}.quant-site .catalog-layout .art-title{font-size:25px;max-width:240px;margin-top:12px}.quant-site .catalog-layout .art-glyph{right:24px;bottom:20px}.quant-site .catalog-layout .art-glyph svg{width:100px;height:75px}.quant-site .catalog-layout .course-info{padding:17px 20px}.quant-site .catalog-layout .course-title{font-size:16px}.quant-site .catalog-layout .course-info p{font-size:11px}.quant-site .catalog-layout .course-meta{margin-top:16px;padding-top:13px}.quant-site .archive-notice{padding:15px;font-size:11px}.quant-site .result-heading{font-size:10px;margin-bottom:14px}.quant-site .member-grid{display:block}.quant-site .member-banner{padding:22px 19px;border-radius:15px;gap:12px}.quant-site .member-banner h2{font-size:17px}.quant-site .member-banner p{font-size:9px;margin-top:7px}.quant-site .member-avatar{width:40px;height:40px;font-size:20px}.quant-site .member-banner .chip{font-size:8px;padding:5px;max-width:65px;white-space:normal;text-align:center;line-height:1.6}.quant-site .member-section{margin-top:24px}.quant-site .member-section h2{font-size:16px;margin-bottom:13px}.quant-site .continue-card{padding:18px}.quant-site .continue-top{gap:13px}.quant-site .continue-thumb{width:75px;height:68px}.quant-site .continue-thumb svg{width:35px}.quant-site .continue-copy h3{font-size:14px;margin:5px 0}.quant-site .continue-copy p{font-size:10px}.quant-site .continue-copy .chip{font-size:8px}.quant-site .continue-bottom{gap:14px;margin-top:17px}.quant-site .continue-bottom .button{min-height:38px;font-size:10px;padding:0 13px}.quant-site .continue-progress p{font-size:9px}.quant-site .entitlement{padding:19px}.quant-site .entitlement-top h3{font-size:14px}.quant-site .entitlement p{font-size:10px}.quant-site .entitlement-date{font-size:10px}.quant-site .entitlement-top .chip{font-size:9px}.quant-site .quick-grid{gap:8px}.quant-site .quick-item{padding:17px 5px;font-size:10px;gap:10px;border-radius:10px}.quant-site .quick-item svg{width:20px}.quant-site .member-aside{margin-top:25px}.quant-site .member-aside .side-panel{padding:20px}.quant-site .member-guest{display:block;margin-top:25px;padding:25px;border-radius:16px}.quant-site .member-guest h1{font-size:26px}.quant-site .member-guest p{font-size:12px}.quant-site .guest-preview{margin-top:28px;padding:20px}.quant-site .login-layout{display:block;padding:23px 0 0}.quant-site .login-story{display:none}.quant-site .login-card{padding:27px 22px;border-radius:16px;box-shadow:none}.quant-site .login-card h2{font-size:25px}.quant-site .login-card>p{font-size:11px}.quant-site .login-tabs{margin-top:20px;margin-bottom:20px}.quant-site .login-tab{font-size:12px}.quant-site .field{font-size:12px}.quant-site .input-wrap{min-height:49px}.quant-site .input-wrap input{font-size:14px}.quant-site .login-recover p{font-size:10px}.quant-site .login-recover .text-link{font-size:10px}.quant-site .login-env{margin-top:14px}.quant-site .course-detail-heading{padding:18px 0}.quant-site .course-detail-heading h1{font-size:24px;margin:12px 0 10px}.quant-site .course-detail-heading p{font-size:11px}.quant-site .watch-grid{display:flex;flex-direction:column;gap:24px}.quant-site .player-shell{border-radius:12px}.quant-site .player-stage{padding:26px 10px 35px}.quant-site .player-stage h2{font-size:20px;margin:5px 0 12px}.quant-site .player-stage .eyebrow{font-size:7px}.quant-site .player-stage p{display:none}.quant-site .player-top{padding:10px 12px;font-size:8px}.quant-site .player-watermark{font-size:7px;top:34px;right:13px}.quant-site .play-button{width:38px;height:38px}.quant-site .play-button svg{width:17px}.quant-site .player-controls{gap:9px;padding:0 12px 5px;min-height:34px;font-size:8px}.quant-site .player-controls button{font-size:8px;padding:5px 0;min-height:30px}.quant-site .player-caption{font-size:9px;gap:10px;align-items:start}.quant-site .player-caption>span:last-child{display:none}.quant-site .lesson-panel{width:100%;border-radius:12px;padding:19px;order:2}.quant-site .watch-info{display:contents}.quant-site .watch-info>.player-area{order:0}.quant-site .watch-tabs{margin-top:0;gap:25px;order:1}.quant-site .watch-tab-content{font-size:11px;padding-top:18px}.quant-site .watch-info>.below-player{order:1}.quant-site .watch-tab{font-size:12px}.quant-site .watch-tab-content h3{font-size:14px}.quant-site .watch-tabs{margin-top:24px}.quant-site .qs-modal-backdrop{padding:0;align-items:end}.quant-site .qs-modal{border-radius:22px 22px 0 0;max-height:calc(100dvh - 35px);padding:29px 24px calc(28px + env(safe-area-inset-bottom));max-width:none}.quant-site .qs-modal:before{content:"";display:block;width:32px;height:4px;background:#d6dee7;border-radius:4px;margin:-17px auto 22px}.quant-site .qs-modal h2{font-size:24px}.quant-site .qs-modal>p{font-size:12px}.quant-site .qs-modal .price{font-size:39px}.quant-site .qs-modal li{font-size:12px}.quant-site .qs-modal-close{top:17px;right:18px}.quant-site .qs-modal-actions .button{font-size:11px;padding:0 12px}.quant-site .claim-form .field{font-size:11px}.quant-site .empty{padding:35px 20px}.quant-site .section-heading:has(+.member-grid){margin-bottom:15px}}@media(prefers-reduced-motion:reduce){.quant-site *{scroll-behavior:auto!important;transition:none!important;animation:none!important}}.quant-site .course-info>.chip{align-self:flex-start}.quant-site .footer-links button{font-size:inherit;color:inherit;padding:0}.quant-site .prototype-actions{display:flex;align-items:center;gap:14px}.quant-site .asset-timeline{list-style:none;margin:0;padding:0}.quant-site .asset-timeline li{display:flex;gap:16px;padding:19px 0;border-bottom:1px solid var(--line)}.quant-site .asset-timeline li:last-child{border:0}.quant-site .timeline-dot{width:27px;height:27px;display:grid;place-items:center;background:#edf3f0;color:#4a8069;border-radius:50%;font-size:10px;flex-shrink:0}.quant-site .asset-timeline strong{font-size:13px;display:block;margin-bottom:6px}.quant-site .asset-timeline p{font-size:11px;color:var(--muted)}.quant-site .asset-timeline .chip{margin-top:8px}.quant-site .preview-callout{font-size:10px;color:var(--muted);padding:14px 0;line-height:1.8}.quant-site .login-layout .back-link{margin-bottom:14px}.quant-site .player-shell:fullscreen{border-radius:0;width:100%;height:100%;aspect-ratio:auto}.quant-site .player-shell:fullscreen .player-stage h2{font-size:clamp(26px,4vw,60px)}@media(max-width:700px){.quant-site .prototype-bar>span{font-size:8px;letter-spacing:0}.quant-site .prototype-actions{gap:11px}.quant-site .prototype-actions button{font-size:8px}.quant-site .hero-copy>p{font-size:13px}.quant-site .hero-actions .button{font-size:12px;min-height:46px}.quant-site .hero-actions .text-link{font-size:11px}.quant-site .section-heading p{font-size:12px}.quant-site .route-card p{font-size:13px;max-width:100%;padding-right:15px}.quant-site .route-card .text-link{font-size:12px;min-height:38px}.quant-site .home-courses .course-title{font-size:14px}.quant-site .home-courses .course-info p{font-size:12px}.quant-site .home-courses .course-meta{font-size:10px}.quant-site .home-courses .course-art{min-height:150px}.quant-site .home-courses .art-title{font-size:15px}.quant-site .home-courses .art-label{font-size:6px;white-space:nowrap}.quant-site .home-courses .course-meta>span:last-child{font-size:9px}.quant-site .service-copy p{font-size:13px}.quant-site .service-detail p{font-size:12px}.quant-site .service-detail strong{font-size:13px}.quant-site .archive-teaser p{font-size:12px}.quant-site .archive-teaser .text-link{font-size:10px;white-space:nowrap}.quant-site .archive-teaser{flex-wrap:wrap}.quant-site .archive-teaser>div:nth-child(2){flex:1;min-width:170px}.quant-site .archive-teaser>a{margin-left:43px}.quant-site .page-heading p{font-size:13px}.quant-site .filter{font-size:12px;min-height:44px}.quant-site .catalog-layout .course-info p{font-size:13px}.quant-site .catalog-layout .course-meta{font-size:11px}.quant-site .result-heading{font-size:11px}.quant-site .archive-notice{font-size:12px}.quant-site .member-banner p{font-size:11px}.quant-site .continue-copy p{font-size:12px}.quant-site .continue-progress p{font-size:10px}.quant-site .continue-bottom .button{min-height:44px;font-size:12px}.quant-site .entitlement p{font-size:12px}.quant-site .entitlement-date{font-size:11px;gap:12px;flex-wrap:wrap}.quant-site .quick-item{font-size:11px}.quant-site .account-row{font-size:13px}.quant-site .account-row span{font-size:12px}.quant-site .side-panel p{font-size:12px}.quant-site .member-guest p{font-size:13px}.quant-site .login-card>p{font-size:12px}.quant-site .login-tab{font-size:13px;min-height:44px}.quant-site .consent,.quant-site .consent button{font-size:11px}.quant-site .login-recover p,.quant-site .login-recover .text-link{font-size:11px}.quant-site .demo-note{font-size:11px}.quant-site .wechat-auth p{font-size:13px}.quant-site .course-detail-heading p{font-size:13px}.quant-site .player-caption{font-size:10px}.quant-site .lesson-row{font-size:12px;min-height:52px}.quant-site .watch-tab-content{font-size:13px}.quant-site .watch-tab-content .subtle{font-size:11px}.quant-site .qs-modal>p{font-size:14px}.quant-site .qs-modal li{font-size:13px}.quant-site .qs-modal-note{font-size:11px}.quant-site .qs-modal-close{width:44px;height:44px;right:12px;top:12px}.quant-site .qs-modal-actions .button{min-height:46px;font-size:12px}.quant-site .asset-timeline p{font-size:12px}.quant-site .asset-timeline strong{font-size:14px}.quant-site .preview-callout{font-size:11px}}
.quant-site .data-home{border:1px solid #dce6e1;background:#edf3ef;border-radius:18px;padding:32px}.quant-site .data-home-top{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}.quant-site .data-home h2{font-size:29px;line-height:1.5;margin:13px 0}.quant-site .data-home p{font-family:var(--reading-font);font-size:15px;color:#728279}.quant-site .data-home .text-link{color:#3b725b;margin-top:14px}.quant-site .local-workflow{display:flex;align-items:center;justify-content:space-between;gap:9px;text-align:center}.quant-site .local-workflow strong{display:block;font-size:12px;margin:12px 0 7px}.quant-site .local-workflow small{font-size:9px;color:#75877e;display:block}.quant-site .flow-icon{width:48px;height:48px;background:white;display:grid;place-items:center;border-radius:13px;margin:auto;color:#567c67;border:1px solid #dfe7e1}.quant-site .flow-arrow{color:#97ada0;font-size:18px}.quant-site .mobile-break{display:none}.quant-site .data-simple-start{padding:32px;background:#edf3ef;border:1px solid #dce7df;border-radius:18px;display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}.quant-site .data-simple-start h2{font-size:30px;line-height:1.55;margin:16px 0}.quant-site .data-simple-start>div>p{font-family:var(--reading-font);font-size:15px;color:#6e8377;line-height:1.9}.quant-site .data-simple-start .button{margin-top:23px}.quant-site .simple-steps>div{display:flex;gap:16px;align-items:start;padding:17px 0;border-bottom:1px solid #d9e4dc}.quant-site .simple-steps>div:last-child{border:0}.quant-site .simple-steps>div>span{font-family:Georgia,serif;font-size:21px;color:#8aa293;line-height:1.4}.quant-site .simple-steps strong{display:block;font-size:13px;font-weight:650;line-height:1.7}.quant-site .simple-steps small{display:block;color:#829386;font-size:11px;line-height:1.8;margin-top:6px}.quant-site .data-resource-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.quant-site .resource-feature{padding:27px;background:white;border:1px solid var(--line);border-radius:15px}.quant-site .resource-feature>.icon-box{background:#eef3f8;color:#6181a1;margin-bottom:18px}.quant-site .resource-feature>.eyebrow{font-size:9px}.quant-site .resource-feature h3{font-size:23px;line-height:1.5;margin:13px 0}.quant-site .resource-feature>p{font-family:var(--reading-font);font-size:15px;color:var(--muted);line-height:1.9}.quant-site .resource-actions{display:flex;gap:20px;flex-wrap:wrap;margin-top:14px}.quant-site .resource-feature>.text-link{margin-top:14px}.quant-site .resource-feature>.resource-note{font-family:QuantSans,sans-serif;font-size:11px;color:#8a97a3;margin-top:12px;line-height:1.9}.quant-site .data-info-layout{display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:start}.quant-site .dataset-list{display:grid;gap:10px}.quant-site .dataset-card{display:flex;align-items:center;gap:14px;text-align:left;background:white;border:1px solid var(--line);padding:18px;border-radius:12px;width:100%}.quant-site .dataset-icon{width:38px;height:38px;display:grid;place-items:center;color:#6b849d;background:#f0f4f8;border-radius:10px;flex-shrink:0}.quant-site .dataset-card>span:nth-child(2){flex:1}.quant-site .dataset-card small{font-size:8px;color:#97a4ae;letter-spacing:.1em;display:block}.quant-site .dataset-card strong{display:block;font-size:14px;margin:6px 0}.quant-site .dataset-desc{display:block;font-size:13px;color:var(--muted);line-height:1.8}.quant-site .dataset-card>svg{color:#a3afbc}.quant-site .dataset-card.active{background:#f5f9ff;border-color:#9cb9e1}.quant-site .dataset-card.active .dataset-icon{color:#4974aa;background:#e5eefb}.quant-site .data-dictionary{padding:23px;background:white;border:1px solid var(--line);border-radius:14px}.quant-site .dictionary-heading{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:18px}.quant-site .dictionary-heading .eyebrow{font-size:9px;letter-spacing:.06em}.quant-site .dictionary-heading h3{font-family:QuantSans,sans-serif;font-size:14px;margin-top:8px}.quant-site .table-scroll{overflow:auto}.quant-site table{border-collapse:collapse;width:100%;text-align:left;font-size:11px;line-height:1.7}.quant-site th{font-weight:500;color:#8a96a4;background:#f6f8fa}.quant-site td,.quant-site th{padding:12px 10px;border-bottom:1px solid #e8edf2}.quant-site td{color:#6a7e91}.quant-site td code{font-family:ui-monospace,SFMono-Regular,monospace;color:#3d648d;font-size:10px;white-space:nowrap}.quant-site .data-footnote{font-size:11px;color:#8b98a4;line-height:1.9;margin-top:14px}.quant-site .sample-inline{padding:20px 22px;background:#edf1f5;border-radius:12px;margin-top:16px}.quant-site .sample-inline p{font-family:var(--reading-font);font-size:15px;color:#6d8095}.quant-site .sample-inline small{font-size:10px;color:#8c99a6;display:block}.quant-site .data-local-note{display:flex;align-items:center;gap:18px;padding:25px;background:#eef3f7;border:1px solid #dfe7ef;border-radius:14px}.quant-site .data-local-note>svg{color:#6c8b9c}.quant-site .data-local-note h3{font-size:20px;margin-bottom:7px}.quant-site .data-local-note p{font-family:var(--reading-font);font-size:14px;color:var(--muted)}.quant-site .data-local-note>.text-link{margin-left:auto;white-space:nowrap}.quant-site .wecom-qr{background:white;border:1px solid var(--line);border-radius:13px;width:230px;margin:20px auto;padding:13px 15px;text-align:center}.quant-site .wecom-qr img{width:180px;height:180px;object-fit:contain;display:block;margin:auto}.quant-site .wecom-qr strong{font-size:12px;font-weight:600;color:#667c8e;display:block;margin-top:9px}.quant-site .qs-modal table{margin-top:22px}.quant-site .qs-modal td{padding:11px 7px}@media(max-width:900px){.quant-site .data-home-top{gap:24px}.quant-site .data-home{padding:25px}.quant-site .local-workflow{gap:5px}.quant-site .local-workflow small{font-size:8px}.quant-site .data-simple-start{padding:27px;gap:25px}.quant-site .data-info-layout{gap:17px}.quant-site .data-dictionary{padding:18px}.quant-site .data-resource-grid{gap:15px}.quant-site .resource-feature{padding:22px}}@media(max-width:700px){.quant-site .mobile-nav{grid-template-columns:repeat(4,1fr)}.quant-site .mobile-nav a{font-size:9px}.quant-site .data-home{padding:25px 22px;border-radius:14px}.quant-site .data-home-top{grid-template-columns:1fr;gap:28px}.quant-site .data-home h2{font-size:27px}.quant-site .data-home p{font-size:14px}.quant-site .data-home .eyebrow{font-size:8px}.quant-site .local-workflow{gap:6px;padding-bottom:5px}.quant-site .local-workflow small{font-size:9px;line-height:1.6}.quant-site .local-workflow strong{font-size:12px}.quant-site .flow-icon{width:43px;height:43px;border-radius:11px}.quant-site .flow-arrow{font-size:14px}.quant-site .mobile-break{display:block}.quant-site .data-simple-start{padding:24px 21px;display:block;border-radius:14px}.quant-site .data-simple-start h2{font-size:28px;margin:15px 0}.quant-site .data-simple-start>div>p{font-size:14px}.quant-site .data-simple-start .button{font-size:12px;min-height:47px;padding:0 14px}.quant-site .simple-steps{margin-top:21px;padding-top:5px}.quant-site .simple-steps>div{padding:15px 0;gap:14px}.quant-site .simple-steps strong{font-size:12px}.quant-site .simple-steps small{font-size:11px}.quant-site .simple-steps>div>span{font-size:19px}.quant-site .data-resource-grid{grid-template-columns:1fr;gap:15px}.quant-site .resource-feature{padding:24px}.quant-site .resource-feature h3{font-size:25px}.quant-site .resource-feature>p{font-size:14px}.quant-site .resource-feature>.resource-note{font-size:11px}.quant-site .resource-actions{gap:18px}.quant-site .resource-actions .text-link{font-size:11px}.quant-site .data-info-layout{grid-template-columns:1fr;gap:20px}.quant-site .dataset-card{padding:17px 15px;gap:12px}.quant-site .dataset-icon{width:34px;height:34px;border-radius:9px}.quant-site .dataset-card strong{font-size:14px}.quant-site .dataset-desc{font-size:13px}.quant-site .dataset-card small{font-size:8px;letter-spacing:.04em}.quant-site .data-dictionary{padding:18px 14px;border-radius:12px}.quant-site .dictionary-heading h3{font-size:13px}.quant-site .dictionary-heading .text-link{font-size:10px;white-space:nowrap}.quant-site .data-footnote{font-size:11px;line-height:1.9}.quant-site td,.quant-site th{padding:12px 7px;font-size:11px}.quant-site td code{font-size:10px}.quant-site .sample-inline p{font-size:14px}.quant-site .data-local-note{align-items:start;gap:11px;flex-wrap:wrap;padding:21px 18px}.quant-site .data-local-note>div{flex:1;min-width:220px}.quant-site .data-local-note h3{font-size:22px;line-height:1.5}.quant-site .data-local-note p{font-size:13px}.quant-site .data-local-note>.text-link{margin-left:34px}.quant-site .wecom-qr{margin:18px auto;width:220px}.quant-site .wecom-qr img{width:172px;height:172px}.quant-site .qs-modal .table-scroll{max-width:100%}}
@font-face{font-family:QuantWenKai;src:url('fonts/quant-wenkai-medium.woff2?v=20261113homedesign2') format('woff2');font-weight:500;font-display:swap}@font-face{font-family:QuantSans;src:url('fonts/quant-sans-regular.woff2?v=20261113homedesign2') format('woff2');font-weight:400;font-display:swap}@font-face{font-family:QuantSans;src:url('fonts/quant-sans-bold.woff2?v=20261113homedesign2') format('woff2');font-weight:700;font-display:swap}body.quant666-redesign{--reading-font:QuantWenKai,serif;--heading-font:QuantWenKai,serif;font-family:QuantSans,-apple-system,"PingFang SC",sans-serif}body.quant666-redesign{font-family:QuantSans,-apple-system,"PingFang SC",sans-serif}.quant-site h1,.quant-site h2,.quant-site h3,.quant-site .hero h1 em,.quant-site .window-heading,.quant-site .art-title,.quant-site .route-card h3{font-family:var(--heading-font);font-weight:500;letter-spacing:0}.quant-site .hero-copy>p,.quant-site .page-heading>p,.quant-site .course-info>p,.quant-site .route-card>p,.quant-site .service-copy>p,.quant-site .login-story>p,.quant-site .data-home p,.quant-site .data-intro p,.quant-site .dataset-desc,.quant-site .local-steps p,.quant-site .watch-tab-content>p,.quant-site .qs-modal>p{font-family:var(--reading-font);font-size:15px;line-height:1.9}.quant-site .hero h1{font-size:46px;line-height:1.45}.quant-site .hero-copy{padding-top:42px}.quant-site .hero-copy>p{max-width:420px;font-size:15px}.quant-site .hero .eyebrow{font-size:9px;letter-spacing:.1em}.quant-site .hero .window-heading{font-size:18px}.quant-site .hero h1 em{color:#bce6d2;font-style:normal}.quant-site .art-title{font-size:25px}.quant-site .course-title{font-size:18px}.quant-site .route-card h3{font-size:25px}.quant-site .section-heading h2{font-size:29px}.quant-site .section-heading p{font-family:var(--reading-font);font-size:14px}.quant-site .eyebrow,.quant-site .section-number,.quant-site .brand-site,.quant-site .art-label,.quant-site .art-course-tag{font-family:QuantSans,sans-serif}.quant-site .course-meta,.quant-site .input-wrap,.quant-site input,.quant-site button,.quant-site select,.quant-site code,.quant-site pre,.quant-site .price{font-family:QuantSans,-apple-system,sans-serif}.quant-site code,.quant-site pre,.quant-site .credential-preview code,.quant-site .table-scroll code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.quant-site .brand-name{font-family:QuantSans,sans-serif}.quant-site .font-control{display:flex;align-items:center;gap:5px;font-size:10px;letter-spacing:0;color:#62778b}.quant-site .font-control select{border:0;background:#ffffffb0;color:#304e6e;font-size:10px;padding:3px 14px 3px 5px;border-radius:4px;min-height:23px;cursor:pointer;max-width:66px}.quant-site .prototype-bar .prototype-actions{gap:15px}.quant-site .prototype-bar button{white-space:nowrap}.quant-site .ai-prompt{display:flex;align-items:center;gap:7px;margin:18px 0 15px;padding:11px 10px;border-radius:7px;background:#30496280;border:1px solid #59758f50;font-size:9px;color:#c1d7e4}.quant-site .ai-prompt>svg{color:#bce6d2}.quant-site .ai-prompt small{margin-left:auto;font-size:7px;color:#7f9aad;letter-spacing:.05em}.quant-site .ai-pipeline{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:8px 6px 20px}.quant-site .ai-pipeline>div{flex:1;text-align:center}.quant-site .ai-pipeline>div>svg{color:#a8d2be}.quant-site .ai-pipeline strong{display:block;font-size:11px;font-weight:500;margin:9px 0 6px;color:#d5e3ec}.quant-site .ai-pipeline small{display:block;font-size:8px;color:#8fa8bd}.quant-site .ai-pipeline>span{font-size:13px;color:#789bb2}.quant-site .research-window{top:29px}.quant-site .art-note{bottom:22px}.quant-site .data-dictionary h3{font-family:QuantSans,sans-serif;font-weight:700}.quant-site .data-intro h2{font-size:21px}.quant-site .access-card h2{font-size:24px}.quant-site .data-home h2{font-size:29px}.quant-site .dataset-card strong,.quant-site .entitlement-top h3{font-family:QuantSans,sans-serif}.quant-site .member-banner h2{font-family:QuantSans,sans-serif;font-weight:700}.quant-site .login-card h2{font-size:27px}.quant-site .qs-modal h2{font-size:29px}@media(min-width:701px) and (max-width:1050px){.quant-site .desktop-nav>a:nth-child(4){display:none}.quant-site .desktop-nav{gap:18px}.quant-site .hero h1{font-size:35px}.quant-site .hero-copy>p{font-size:13px}.quant-site .hero .window-heading{font-size:15px}.quant-site .ai-prompt{font-size:8px;padding:8px}.quant-site .ai-pipeline{gap:6px}.quant-site .ai-pipeline strong{font-size:10px}.quant-site .ai-pipeline small{font-size:7px}}@media(max-width:700px){.quant-site .prototype-bar{min-height:30px;height:auto;gap:5px}.quant-site .prototype-bar>span{font-size:8px;white-space:nowrap}.quant-site .prototype-bar .prototype-actions{gap:8px}.quant-site .prototype-actions button{font-size:8px}.quant-site .font-control{gap:3px;font-size:8px}.quant-site .font-control select{font-size:9px;max-width:57px;padding-right:8px;min-height:24px}.quant-site .font-control>span{display:none}.quant-site .hero-copy{padding:26px 24px 0}.quant-site .hero h1{font-size:clamp(25px,8vw,33px);margin:18px 0 13px;line-height:1.6}.quant-site .hero-copy>p{font-size:14px;line-height:1.9}.quant-site .hero .eyebrow{font-size:7px;letter-spacing:.045em}.quant-site .hero-actions{gap:14px}.quant-site .hero-actions .button{font-size:12px;padding:0 13px}.quant-site .hero-actions .text-link{font-size:10px}.quant-site .hero-art{height:242px;margin:5px 25px 8px 23px}.quant-site .research-window{top:26px;left:0;right:12px;padding:13px 13px 14px}.quant-site .hero .window-heading{font-size:14px;margin:12px 0 5px}.quant-site .ai-prompt{font-size:7px;gap:5px;margin:12px 0 8px;padding:8px 7px}.quant-site .ai-prompt>svg{width:11px}.quant-site .ai-prompt small{font-size:6px}.quant-site .ai-pipeline{gap:6px;padding:7px 2px 14px}.quant-site .ai-pipeline>div>svg{width:18px;height:18px}.quant-site .ai-pipeline strong{font-size:9px;margin:7px 0 4px}.quant-site .ai-pipeline small{font-size:7px}.quant-site .ai-pipeline>span{font-size:10px}.quant-site .window-bottom{font-size:6px;padding-top:8px}.quant-site .art-note{bottom:8px;right:-7px;padding:10px 12px}.quant-site .art-note strong{font-family:var(--heading-font);font-size:12px}.quant-site .art-note small{font-size:7px}.quant-site .art-index{bottom:3px;font-size:6px}.quant-site .intro-strip{gap:7px}.quant-site .intro-strip .mini-brand{font-size:8px;gap:4px}.quant-site .intro-strip p{font-size:8px}.quant-site .intro-strip svg{width:12px}.quant-site .section-heading h2{font-size:25px}.quant-site .section-heading p{font-size:13px}.quant-site .route-card h3{font-size:23px}.quant-site .route-card>p{font-size:14px}.quant-site .home-courses .course-title{font-size:16px;line-height:1.6}.quant-site .home-courses .course-info>p{font-size:13px;line-height:1.8}.quant-site .home-courses .art-title{font-size:17px}.quant-site .home-courses .course-meta{font-size:9px;flex-wrap:wrap;gap:5px}.quant-site .home-courses .art-label{font-size:6px;white-space:normal;line-height:1.7}.quant-site .catalog-layout .course-title{font-size:20px}.quant-site .catalog-layout .course-info>p{font-size:14px}.quant-site .catalog-layout .art-title{font-size:28px}.quant-site .service-copy h2{font-size:27px}.quant-site .service-copy>p{font-size:14px}.quant-site .page-heading h1{font-size:33px;line-height:1.5}.quant-site .page-heading>p{font-size:14px}.quant-site .data-home h2{font-size:27px}.quant-site .data-home p{font-size:14px}.quant-site .data-intro h2{font-size:19px}.quant-site .data-intro p{font-size:13px}.quant-site .dataset-desc{font-size:13px}.quant-site .local-steps p{font-size:13px}.quant-site .watch-tab-content>p{font-size:14px}.quant-site .qs-modal>p{font-size:15px}.quant-site .qs-modal h2{font-size:28px}.quant-site .continue-copy h3{font-size:17px}.quant-site .lesson-panel h2{font-size:19px}.quant-site .data-section .section-heading h2{font-size:24px}.quant-site .member-section h2{font-size:20px}.quant-site .login-card h2{font-size:29px}.quant-site .course-detail-heading h1{font-size:28px;line-height:1.6}.quant-site .member-guest h1{font-size:30px}.quant-site .data-intro>div:nth-child(2){min-width:180px}.quant-site .qs-modal li{line-height:1.9}}@media(max-width:700px){.quant-site .hero-art{height:280px}.quant-site .research-window{top:20px}.quant-site .art-note{bottom:0;left:7px;right:auto;padding:0;transform:none;background:none;box-shadow:none;color:#bce6d2;gap:6px}.quant-site .art-note strong{font-size:12px}.quant-site .art-note small{display:none}.quant-site .art-note>svg{width:14px;height:14px}.quant-site .art-index{display:none}.quant-site .window-bottom>span:last-child{font-size:6px}}
.quant-site .learning-paths{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);border-radius:16px;background:white;overflow:hidden}.quant-site .learning-paths>a{padding:25px 27px;border-right:1px solid var(--line)}.quant-site .learning-paths>a:last-child{border:0}.quant-site .path-index{font-family:Georgia,serif;font-size:23px;color:#98afa5}.quant-site .learning-paths h3{font-size:23px;margin:12px 0 9px}.quant-site .learning-paths p{font-family:var(--reading-font);font-size:14px;color:var(--muted);line-height:1.8}.quant-site .learning-paths .text-link{margin-top:12px}.quant-site .hub-resource-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}.quant-site .hub-resource{display:block;padding:26px;border:1px solid var(--line);border-radius:15px;background:white}.quant-site .hub-resource>.icon-box{margin-bottom:18px}.quant-site .icon-box.green{background:#eaf3ee;color:#5a816c}.quant-site .icon-box.sand{background:#f5efe4;color:#8c7956}.quant-site .hub-resource>.eyebrow{font-size:8px}.quant-site .hub-resource h3{font-size:23px;margin:13px 0 11px;line-height:1.5}.quant-site .hub-resource p{font-family:var(--reading-font);font-size:14px;color:var(--muted)}.quant-site .hub-resource .text-link{margin-top:15px}.quant-site .hub-resource small{display:block;font-size:10px;color:#95a0ac;line-height:1.8}.quant-site .membership-offers{display:grid;grid-template-columns:1.2fr 1fr;gap:18px}.quant-site .membership-main{padding:32px;background:#1a304b;color:#e9f0f7;border-radius:18px}.quant-site .membership-main>.eyebrow{color:#9ab5c7}.quant-site .membership-main h2{font-size:30px;margin:15px 0 13px}.quant-site .offer-price{font-family:Georgia,serif;font-size:41px;letter-spacing:-.04em;margin:0 0 13px}.quant-site .offer-price span{font-family:QuantSans,sans-serif;font-size:11px;color:#a5bacb;letter-spacing:0;margin-left:8px}.quant-site .membership-main>p{font-family:var(--reading-font);font-size:15px;color:#b6c7d4}.quant-site .membership-main ul{list-style:none;margin:22px 0;padding:0}.quant-site .membership-main li{display:flex;gap:9px;font-size:12px;line-height:1.8;margin:11px 0;align-items:start;color:#c0cfdc}.quant-site .membership-main li>svg{color:#afd8c3;margin-top:3px;flex-shrink:0}.quant-site .membership-main small{font-size:10px;line-height:1.8;display:block;color:#8fa7bb;margin-top:16px}.quant-site .membership-secondary{padding:32px;background:#f1eee7;border-radius:18px;display:flex;flex-direction:column;justify-content:center;border:1px solid #e7e1d6}.quant-site .membership-secondary h2{font-size:29px;line-height:1.5;margin:17px 0}.quant-site .membership-secondary>p{font-family:var(--reading-font);font-size:16px;color:#827968}.quant-site .secondary-price{font-size:24px;font-family:var(--heading-font);margin:24px 0 10px;color:#74634a}.quant-site .membership-secondary>.offer-detail{font-family:QuantSans,sans-serif;font-size:12px;line-height:1.9}.quant-site .membership-secondary>.text-link{margin-top:18px;color:#73634d}.quant-site .wecom-next{padding:28px 31px;border:1px solid #dce7df;border-radius:16px;background:#edf3ef}.quant-site .wecom-next-heading{display:flex;gap:18px;align-items:start}.quant-site .wecom-next-heading>.icon-box{background:white;color:#527d65;width:48px;height:48px;flex-shrink:0}.quant-site .wecom-next-heading .eyebrow{font-size:9px;color:#819789}.quant-site .wecom-next h2>span{display:inline-block}.quant-site .wecom-next h2{font-size:27px;line-height:1.5;margin:9px 0}.quant-site .wecom-next p{font-family:var(--reading-font);font-size:15px;color:#718679}.quant-site .wecom-next-bottom{display:flex;justify-content:space-between;gap:15px;align-items:center;margin-top:20px}.quant-site .plain-journey{display:flex;gap:10px;align-items:center;font-size:11px;color:#6d8575;line-height:1.8}.quant-site .plain-journey svg{color:#9daf9f}.quant-site .wecom-next>.wecom-next-note{font-family:QuantSans,sans-serif;font-size:10px;color:#91a395;margin-top:13px}.quant-site .hub-faq{padding:28px;background:white;border:1px solid var(--line);border-radius:15px}.quant-site .hub-faq>h2{font-size:25px;margin-bottom:13px}.quant-site .hub-faq details{border-bottom:1px solid var(--line);padding:17px 0}.quant-site .hub-faq details:last-child{border-bottom:0;padding-bottom:0}.quant-site .hub-faq summary{cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px;font-size:13px;line-height:1.8;list-style:none}.quant-site .hub-faq summary::-webkit-details-marker{display:none}.quant-site .hub-faq summary>svg{color:#94a4b5;transition:transform .2s}.quant-site .hub-faq details[open] summary>svg{transform:rotate(90deg)}.quant-site .hub-faq details>p{font-family:var(--reading-font);font-size:15px;color:var(--muted);margin-top:14px;max-width:850px}.quant-site .library-tabs{display:flex;gap:28px;border-bottom:1px solid var(--line);margin:0 0 22px}.quant-site .library-tab{display:flex;align-items:center;gap:8px;font-size:13px;padding:14px 2px 17px;border-bottom:2px solid transparent;color:#7b8d9f;min-height:48px}.quant-site .library-tab.active{color:var(--blue);font-weight:650;border-bottom-color:var(--blue)}.quant-site .library-view-description{font-size:13px;color:var(--muted)}.quant-site .directory-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.quant-site .directory-card{padding:22px;background:white;border:1px solid var(--line);border-radius:14px;display:flex;flex-direction:column;align-items:start}.quant-site .directory-card>.icon-box{background:#eef3f9;color:#6384a8;margin-bottom:16px}.quant-site .directory-card>.chip{font-size:9px}.quant-site .directory-card h3{font-size:22px;line-height:1.55;margin:12px 0}.quant-site .directory-card p{font-family:var(--reading-font);font-size:14px;color:var(--muted);flex:1}.quant-site .directory-actions{display:flex;gap:18px;flex-wrap:wrap;margin-top:12px}.quant-site .directory-actions>.text-link{font-size:11px}.quant-site .resource-context{padding:19px 21px;background:#eaf1f5;border-radius:12px;border:1px solid #e0e8f0;margin-bottom:18px}.quant-site .resource-context strong{font-family:var(--heading-font);font-weight:500;font-size:20px}.quant-site .resource-context p{font-family:var(--reading-font);font-size:14px;line-height:1.8;margin-top:8px;color:#71869a}.quant-site .historical-resources{margin-top:30px;padding:23px;background:white;border:1px solid var(--line);border-radius:14px}.quant-site .historical-resources>h2{font-size:24px;margin-bottom:9px}.quant-site .historical-resources>p{font-size:12px;color:var(--muted);margin-bottom:13px}.quant-site .historical-resource{display:flex;gap:12px;align-items:center;padding:16px 0;border-bottom:1px solid var(--line)}.quant-site .historical-resource:last-child{border:0;padding-bottom:0}.quant-site .historical-resource>span{color:#90a1b1}.quant-site .historical-resource>div{flex:1}.quant-site .historical-resource strong{display:block;font-size:13px;line-height:1.8;font-weight:500}.quant-site .historical-resource small{font-size:10px;line-height:1.8;color:#98a5b2;display:block;margin-top:4px}.quant-site .historical-resource>svg{color:#859bb1}.quant-site .guest-resource-access{background:white;border:1px solid var(--line);border-radius:18px;display:grid;grid-template-columns:1fr 1fr;overflow:hidden}.quant-site .guest-resource-access>div{padding:32px}.quant-site .guest-resource-access>.guest-resource-summary{background:#edf2f7}.quant-site .guest-resource-access .icon-box{background:#eaf1fc;color:#5d80b2}.quant-site .guest-resource-access h2{font-size:29px;margin:17px 0 10px}.quant-site .guest-resource-access>div>p{font-family:var(--reading-font);font-size:15px;color:var(--muted)}.quant-site .guest-resource-access .button{margin:22px 0 7px}.quant-site .guest-resource-access>div>.text-link{display:flex;width:max-content;font-size:11px}.quant-site .guest-resource-summary h3{font-size:26px;margin:18px 0 24px}.quant-site .guest-resource-summary>p{display:flex;align-items:center;gap:11px;margin-bottom:19px}.quant-site .guest-resource-summary>.text-link{margin-top:25px}.quant-site .member-resource-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.quant-site .member-resource{display:block;text-align:left;position:relative;padding:22px;border:1px solid var(--line);background:white;border-radius:14px}.quant-site .member-resource h3{font-size:24px;margin:15px 0 9px}.quant-site .member-resource p{font-family:var(--reading-font);font-size:14px;color:var(--muted);padding-right:12px}.quant-site .member-resource>.icon-box{background:#edf3fc;color:#6885a8}.quant-site .member-resource>.icon-box.green{background:#eaf4ee;color:#5b826b}.quant-site .member-resource>.icon-box.sand{background:#f4eee4;color:#8f7b59}.quant-site .member-resource>svg:last-child{position:absolute;right:20px;top:32px;color:#91a5b9}.quant-site .member-lower{margin-top:9px}.quant-site .member-course-list{padding:0 20px;background:white;border:1px solid var(--line);border-radius:14px}.quant-site .member-course-row{display:flex;gap:15px;padding:21px 0;border-bottom:1px solid var(--line);align-items:center}.quant-site .member-course-row:last-child{border:0}.quant-site .mini-course-art{width:67px;height:73px;background:#edf2fa;border-radius:9px;display:grid;place-items:center;color:#5e80a8;flex-shrink:0}.quant-site .mini-course-art.navy{background:#223d5d;color:#bcdbd2}.quant-site .member-course-row>div:nth-child(2){flex:1;min-width:0}.quant-site .member-course-row .chip{font-size:8px}.quant-site .member-course-row h3{font-size:20px;line-height:1.5;margin:8px 0}.quant-site .member-course-row p{font-size:11px;color:var(--muted)}.quant-site .member-course-row>svg{color:#91a7b8}.quant-site .member-rights-note{padding:20px 3px}.quant-site .member-rights-note h3{font-size:22px;margin-bottom:9px}.quant-site .member-rights-note p{font-family:var(--reading-font);font-size:14px;color:var(--muted)}.quant-site .member-lower>.member-aside{margin-top:26px}.quant-site .member-logout{display:block;color:#98a5b2;font-size:10px;margin-top:5px}.quant-site .hub-resource:hover,.quant-site .member-resource:hover,.quant-site .directory-card:focus-within{border-color:#a9bdd3}.quant-site .home-courses .course-info>.chip{align-self:flex-start}@media(max-width:900px){.quant-site .learning-paths>a{padding:22px}.quant-site .hub-resource{padding:22px}.quant-site .hub-resource h3{font-size:22px}.quant-site .membership-main,.quant-site .membership-secondary{padding:27px}.quant-site .membership-offers{grid-template-columns:1.1fr 1fr}.quant-site .member-resource{padding:20px}.quant-site .member-resource h3{font-size:22px}.quant-site .wecom-next-bottom{flex-wrap:wrap}}@media(max-width:700px){.quant-site .learning-paths{grid-template-columns:1fr;border-radius:14px}.quant-site .learning-paths>a{padding:22px;border-right:0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:30px 1fr;column-gap:15px}.quant-site .learning-paths>a:last-child{border:0}.quant-site .path-index{grid-column:1;grid-row:1/4;font-size:23px;margin-top:2px}.quant-site .learning-paths h3{grid-column:2;margin:0 0 8px;font-size:24px}.quant-site .learning-paths p{grid-column:2;font-size:14px}.quant-site .learning-paths .text-link{grid-column:2;margin-top:7px;font-size:11px;min-height:33px}.quant-site .hub-resource-grid{grid-template-columns:1fr;gap:14px}.quant-site .hub-resource{padding:24px}.quant-site .hub-resource h3{font-size:25px}.quant-site .hub-resource>.icon-box{width:39px;height:39px;margin-bottom:17px}.quant-site .hub-resource p{font-size:15px}.quant-site .hub-resource small{font-size:10px}.quant-site .membership-offers{grid-template-columns:1fr;gap:15px}.quant-site .membership-main,.quant-site .membership-secondary{padding:27px 24px;border-radius:15px}.quant-site .membership-main h2{font-size:32px}.quant-site .offer-price{font-size:40px}.quant-site .offer-price span{font-size:10px}.quant-site .membership-main>p{font-size:15px}.quant-site .membership-main li{font-size:12px;line-height:1.9;margin:12px 0}.quant-site .membership-main small{font-size:10px}.quant-site .membership-main .button{font-size:12px;min-height:46px}.quant-site .membership-secondary h2{font-size:28px}.quant-site .membership-secondary>p{font-size:15px}.quant-site .secondary-price{margin:20px 0 10px}.quant-site .membership-secondary>.offer-detail{font-size:12px}.quant-site .wecom-next{padding:24px 21px;border-radius:14px}.quant-site .wecom-next-heading{gap:12px;flex-wrap:wrap}.quant-site .wecom-next-heading>.icon-box{width:39px;height:39px}.quant-site .wecom-next-heading>div{min-width:210px;flex:1}.quant-site .wecom-next h2>span{display:inline-block}.quant-site .wecom-next h2{font-size:26px;margin:10px 0;line-height:1.55}.quant-site .wecom-next p{font-size:14px}.quant-site .wecom-next-heading .eyebrow{font-size:8px}.quant-site .wecom-next-bottom{display:block;margin-top:18px}.quant-site .plain-journey{font-size:9px;gap:6px;flex-wrap:wrap}.quant-site .plain-journey>span{white-space:nowrap}.quant-site .plain-journey>svg{width:10px}.quant-site .wecom-next-bottom>.button{width:100%;margin-top:19px;min-height:46px;font-size:12px}.quant-site .wecom-next>.wecom-next-note{font-size:10px;margin-top:13px}.quant-site .hub-faq{padding:24px 20px}.quant-site .hub-faq>h2{font-size:25px;line-height:1.5;margin-bottom:7px}.quant-site .hub-faq summary{font-size:12px}.quant-site .hub-faq details>p{font-size:14px}.quant-site .library-tabs{gap:0;justify-content:space-between;margin-bottom:17px}.quant-site .library-tab{font-size:11px;gap:6px;min-height:49px;padding:12px 2px 16px}.quant-site .library-tab svg{width:15px}.quant-site .library-view-description{font-size:12px}.quant-site .directory-grid{grid-template-columns:1fr;gap:15px}.quant-site .directory-card{padding:23px}.quant-site .directory-card h3{font-size:25px}.quant-site .directory-card p{font-size:15px}.quant-site .directory-actions{gap:18px}.quant-site .directory-actions .text-link{font-size:11px}.quant-site .resource-context{padding:19px 18px}.quant-site .resource-context strong{font-size:23px;line-height:1.5}.quant-site .resource-context p{font-size:14px}.quant-site .historical-resources{padding:22px 18px}.quant-site .historical-resources>h2{font-size:26px;line-height:1.5}.quant-site .historical-resources>p{font-size:12px}.quant-site .historical-resource{gap:10px}.quant-site .historical-resource strong{font-size:12px}.quant-site .historical-resource small{font-size:10px}.quant-site .guest-resource-access{display:block;border-radius:15px}.quant-site .guest-resource-access>div{padding:26px 23px}.quant-site .guest-resource-access h2{font-size:29px}.quant-site .guest-resource-access>div>p{font-size:14px}.quant-site .guest-resource-access .button{min-height:46px;font-size:12px}.quant-site .guest-resource-summary h3{font-size:27px;margin:15px 0 22px}.quant-site .guest-resource-summary>p{font-size:14px;margin-bottom:17px}.quant-site .member-resource-grid{grid-template-columns:1fr 1fr;gap:12px}.quant-site .member-resource{padding:19px 15px;border-radius:12px;min-width:0}.quant-site .member-resource h3{font-size:21px;line-height:1.5;margin:14px 0 8px}.quant-site .member-resource p{font-size:13px;line-height:1.8;padding-right:0}.quant-site .member-resource>.icon-box{width:34px;height:34px;border-radius:9px}.quant-site .member-resource>.icon-box svg{width:20px}.quant-site .member-resource>svg:last-child{right:13px;top:29px;width:13px}.quant-site .member-course-list{padding:0 16px}.quant-site .member-course-row{gap:12px;padding:18px 0}.quant-site .mini-course-art{width:55px;height:68px}.quant-site .member-course-row h3{font-size:18px;line-height:1.6}.quant-site .member-course-row p{font-size:10px}.quant-site .member-rights-note p{font-size:14px}.quant-site .member-rights-note h3{font-size:24px}.quant-site .member-lower>.member-aside{margin-top:10px}.quant-site .member-lower .side-panel h3{font-size:24px;font-family:var(--heading-font)}}
body.quant666-redesign{padding:0!important;background:#f6f8fb!important;min-width:0!important}.quant-site{font-family:QuantSans,-apple-system,sans-serif;color:#182a41;background:#f6f8fb;line-height:1.5;font-size:14px}.quant-site .site-header{width:100%}.quant-site .qs-modal{display:block;position:relative;inset:auto;opacity:1;margin:0;height:auto;z-index:1}.quant-site .qs-modal-backdrop{opacity:1;z-index:10000}.quant-site .brand img{margin:0}.quant-site .page-heading{padding-top:36px}.quant-site .qs-contact-qr{display:block;width:240px;max-width:100%;margin:20px auto;border-radius:12px}.quant-site .content-index{display:grid;gap:0;background:white;padding:20px;border:1px solid var(--line);border-radius:14px}.quant-site .content-index a{display:block;padding:15px 0;border-bottom:1px solid var(--line);line-height:1.8;font-size:14px}.quant-site .content-index a:last-child{border-bottom:0}.quant-site .content-index small{display:block;color:var(--muted);font-size:11px;margin-top:4px}.quant-site .library-tabs a{display:flex}.quant-site .directory-card>a{margin-top:auto}.quant-site .library-tab.active{color:var(--blue)}.quant-site .site-footer{padding-bottom:90px}.quant-site .qs-modal-backdrop button{font-family:QuantSans,sans-serif}.quant-site .qs-modal-close{display:grid;place-items:center}.quant-site .member-section h2{font-family:QuantWenKai,serif}.quant-site .member-banner .chip{margin-left:auto}.quant-site .native-vip-link{display:inline-flex}.quant-site .account-links{display:flex;gap:20px;flex-wrap:wrap}.quant-site .qs-table{width:100%;border-collapse:collapse;font-size:12px}.quant-site .qs-table th,.quant-site .qs-table td{padding:12px 8px;text-align:left;border-bottom:1px solid var(--line);line-height:1.8}.quant-site .qs-table code{font-size:11px;overflow-wrap:anywhere;color:#52677e;background:none}.quant-site .data-meta-grid{grid-template-columns:1fr 1fr;gap:20px;display:grid}.quant-site .data-meta-grid .directory-card p{margin:8px 0}.quant-site .qs-legal{margin-top:16px;font-size:10px;color:#8593a3}.quant-site .qs-legal a{margin-right:15px}@media(max-width:700px){.quant-site .data-meta-grid{grid-template-columns:1fr}.quant-site .hero-actions{flex-wrap:wrap}.quant-site .qs-modal-backdrop{padding-bottom:env(safe-area-inset-bottom)}.quant-site .member-resource h3{font-size:20px}.quant-site .qs-modal h2{padding-right:25px}}
.quant-site .qs-step{padding:25px 27px;border-right:1px solid var(--line)}.quant-site .qs-step:last-child{border:0}.quant-site .qs-step p{font-family:QuantWenKai,serif;font-size:14px;color:var(--muted)}.quant-site .qs-dataset-fields{margin-top:15px;width:100%}.quant-site .qs-dataset-fields summary{cursor:pointer;font-size:12px;color:var(--blue);padding:10px 0}.quant-site .qs-modal .qs-service-actions{margin-top:22px}.quant-site .qs-modal .price{margin-top:18px}.quant-site .filter{display:flex;align-items:center;justify-content:center}.quant-site .site-header .header-account:hover{color:white}.quant-site .course-card:hover{text-decoration:none;color:inherit}.quant-site .site-header .brand:hover{color:inherit}.quant-site .page-heading{margin-top:0}.quant-site .qs-modal-backdrop{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;background:#14263e80}.quant-site .qs-modal{width:min(460px,100%);max-height:calc(100dvh - 30px);overflow:auto}.quant-site .wecom-next h2>span{white-space:nowrap}@media(max-width:700px){.quant-site .qs-step{padding:23px;border-right:0;border-bottom:1px solid var(--line)}.quant-site .qs-modal-backdrop{align-items:end}.quant-site .qs-modal{max-height:calc(100dvh - 30px)}}.quant-site svg[stroke]{fill:none!important;stroke:currentColor}.quant-site svg[stroke] *{fill:none!important}.quant-site code{color:#52677e;background:#edf2f6;font-size:12px;border-radius:4px;padding:3px 5px}.quant-site .qs-modal h2{line-height:1.6}.quant-site .qs-modal button:disabled{opacity:.6}

.quant-site .member-banner>div:nth-child(2){min-width:0}.quant-site .member-banner h2{overflow-wrap:anywhere}.quant-site .member-banner>.chip{flex-shrink:0}
.quant-site .charge-benefit{display:flex;justify-content:space-between;gap:25px;align-items:center;padding:28px;border:1px solid #dedfd5;border-radius:17px;background:linear-gradient(115deg,#f2eee4,#eaf1f1);margin-bottom:25px}.quant-site .charge-benefit h2{font-size:28px;margin:13px 0 10px}.quant-site .charge-benefit p{font-family:QuantWenKai,serif;font-size:15px;color:var(--muted)}.quant-site .charge-benefit-actions{flex-shrink:0;display:flex;flex-direction:column;align-items:flex-start;gap:10px}.quant-site .charge-benefit-actions .text-link{display:flex;margin-top:0}.quant-site .charge-cover{height:180px;overflow:hidden;background:#1c3453}.quant-site .charge-cover>img{width:100%;height:100%;object-fit:cover;margin:0}.quant-site .charge-cover-art{display:flex;flex-direction:column;justify-content:space-between;padding:23px;color:#e3eefa;background:linear-gradient(135deg,#203d60,#274e65)}.quant-site .charge-cover-art>span{font-size:8px;letter-spacing:.15em;color:#9db7c7}.quant-site .charge-cover-art>svg{color:#bce6d2}.quant-site .charge-cover-art>strong{font-family:QuantWenKai,serif;font-size:25px;font-weight:500}.quant-site .charge-card .course-title{font-size:18px}.quant-site .charge-card .course-meta{margin-top:15px;gap:9px;flex-wrap:wrap}.quant-site .library-tabs{gap:24px}.quant-site .library-tab{white-space:nowrap}.quant-site .desktop-nav{gap:21px}.quant-site .header-inner{gap:25px}@media(min-width:701px) and (max-width:1050px){.quant-site .desktop-nav>a:nth-child(4){display:block}.quant-site .desktop-nav{gap:13px}.quant-site .desktop-nav a{font-size:12px}.quant-site .header-inner{gap:18px}}@media(max-width:700px){.quant-site .mobile-nav{grid-template-columns:repeat(5,1fr);padding-left:7px;padding-right:7px}.quant-site .library-tabs{gap:8px;overflow-x:auto;justify-content:flex-start}.quant-site .library-tab{padding:13px 6px;font-size:11px}.quant-site .charge-benefit{display:block;padding:23px}.quant-site .charge-benefit h2{font-size:26px;line-height:1.6}.quant-site .charge-benefit p{font-size:14px}.quant-site .charge-benefit-actions{margin-top:16px}.quant-site .charge-grid{grid-template-columns:1fr}.quant-site .charge-card{display:grid;grid-template-columns:105px 1fr;min-height:170px}.quant-site .charge-cover{height:100%;min-height:145px}.quant-site .charge-cover-art{padding:17px 12px}.quant-site .charge-cover-art>strong{font-size:21px}.quant-site .charge-cover-art>span{font-size:6px}.quant-site .charge-card .course-info{min-width:0;padding:16px}.quant-site .charge-card .course-title{font-size:17px;line-height:1.7}.quant-site .charge-card .course-meta{font-size:10px}.quant-site .charge-benefit>.chip{margin-top:12px}}
@media(max-width:700px){.quant-site .charge-card{grid-template-columns:120px 1fr;min-height:155px}.quant-site .charge-cover{height:auto;min-height:0;aspect-ratio:16/9;align-self:start;margin:18px 0 18px 14px;border-radius:8px}.quant-site .charge-cover-art{height:82px;aspect-ratio:auto;padding:10px}.quant-site .charge-cover-art>span{display:none}.quant-site .charge-cover-art>svg{height:20px}.quant-site .charge-cover-art>strong{font-size:18px}}

/* Keep the purchase action visible in the shared desktop and mobile header. */
.quant-site .header-actions{display:flex;align-items:center;gap:16px;margin-left:auto;flex-shrink:0}.quant-site .header-sign-link{display:flex;align-items:center;gap:5px;font-size:12px;color:#617187;white-space:nowrap;min-height:44px}.quant-site .header-sign-link:hover{color:#182a41}.quant-site .header-join{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:44px;padding:0 18px;border:1px solid #2563eb;border-radius:9px;background:#2563eb;color:#fff;font-size:13px;font-weight:700;white-space:nowrap;box-shadow:0 4px 12px #2563eb24}.quant-site .header-join:hover{background:#1d4ed8;border-color:#1d4ed8}.quant-site .header-join:focus-visible,.quant-site .header-sign-link:focus-visible{outline:3px solid #8ab4ff;outline-offset:3px}@media(max-width:1050px){.quant-site .header-actions{gap:10px}.quant-site .header-join{padding:0 13px}}@media(max-width:700px){.quant-site .header-sign-link{font-size:11px}.quant-site .header-sign-link>svg{display:none}.quant-site .header-join{min-height:44px;padding:0 13px;font-size:12px}.quant-site .header-join>svg{display:none}}