:root{--ink:#123046;--muted:#536b7b;--blue:#155eef;--teal:#087f78;--gold:#d78910;--line:#dce7ed;--soft:#f4f9fb;--mint:#eaf7f3;--white:#fff;--shadow:0 18px 50px rgba(25,57,77,.11)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0!important;background:#fff!important;color:var(--ink)!important;font-family:Inter,"Segoe UI",Arial,sans-serif!important;font-size:17px!important;line-height:1.72!important}body>div[style*="height:90px"]{height:86px!important}a{color:#0b5ed7}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid #f3a51f!important;outline-offset:3px}.detleng-nav{position:fixed!important;inset:0 0 auto!important;height:auto!important;padding:0!important;background:rgba(255,255,255,.97)!important;border-bottom:1px solid var(--line)!important;box-shadow:0 8px 30px rgba(20,48,70,.08)!important;z-index:99999!important}.site-nav-inner{max-width:1240px;margin:auto;min-height:82px;padding:11px 24px;display:flex;align-items:center;gap:28px}.site-brand{display:flex;align-items:center;gap:12px;color:var(--ink)!important;text-decoration:none!important;margin-right:auto}.site-brand-mark{width:48px;height:48px;border-radius:14px;background:linear-gradient(145deg,#143b57,#155eef);display:grid;place-items:center;color:#fff;font-size:21px;font-weight:900;box-shadow:0 10px 25px rgba(21,94,239,.2)}.site-brand-copy{display:grid;line-height:1.15}.site-brand-copy strong{font-size:19px}.site-brand-copy small{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-top:5px}.site-menu{display:flex;align-items:center;gap:10px}.site-menu>a{padding:10px 12px;border-radius:10px;color:var(--ink)!important;text-decoration:none!important;font-weight:700;font-size:15px}.site-menu>a:hover,.site-menu>a[aria-current="page"]{background:var(--soft);color:var(--blue)!important}.site-menu .site-cta{background:var(--ink)!important;color:#fff!important;padding:13px 18px}.site-menu .site-cta:hover{background:var(--blue)!important}.menu-button{display:none;border:1px solid var(--line);background:#fff;border-radius:10px;padding:10px 12px;font:inherit;font-weight:800;color:var(--ink)}
.modern-page{padding-top:82px}.hero-modern{overflow:hidden;background:linear-gradient(135deg,#f9fcfd 0%,#eef8f6 52%,#edf4ff 100%);border-bottom:1px solid var(--line)}.hero-modern .wrap{max-width:1180px;margin:auto;padding:92px 24px 82px;display:grid;grid-template-columns:1.25fr .75fr;gap:64px;align-items:center}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--teal);font-size:14px;font-weight:900;letter-spacing:.12em;text-transform:uppercase}.hero-modern h1{font-size:clamp(44px,6vw,78px);line-height:1.02;letter-spacing:-.045em;margin:18px 0 22px;color:var(--ink)}.hero-modern p{font-size:20px;line-height:1.65;color:#405d6f;max-width:730px}.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:52px;padding:13px 20px;border-radius:12px;text-decoration:none!important;font-weight:800}.button-primary{background:var(--blue);color:#fff!important;box-shadow:0 12px 28px rgba(21,94,239,.2)}.button-secondary{background:#fff;color:var(--ink)!important;border:1px solid #bfd0da}.hero-proof{background:#fff;border:1px solid var(--line);border-radius:24px;padding:28px;box-shadow:var(--shadow)}.hero-proof h2{margin:0 0 18px;font-size:23px}.proof-step{display:grid;grid-template-columns:38px 1fr;gap:12px;padding:16px 0;border-top:1px solid var(--line)}.proof-step:first-of-type{border-top:0}.proof-step span{width:32px;height:32px;border-radius:10px;background:var(--mint);display:grid;place-items:center;color:var(--teal);font-weight:900}.proof-step strong{display:block}.proof-step p{margin:3px 0 0;font-size:15px;line-height:1.5}
.section-modern{max-width:1180px;margin:auto;padding:76px 24px}.section-head{max-width:780px;margin-bottom:34px}.section-head h2{font-size:clamp(32px,4vw,50px);line-height:1.12;letter-spacing:-.025em;margin:10px 0 14px}.section-head p{font-size:18px;color:var(--muted)}.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.case-card{display:flex;flex-direction:column;min-height:100%;padding:28px;border:1px solid var(--line);border-radius:20px;background:#fff;box-shadow:0 10px 35px rgba(25,57,77,.07);text-decoration:none!important;color:var(--ink)!important;transition:.2s}.case-card:hover{transform:translateY(-5px);border-color:#9fc2ee;box-shadow:var(--shadow)}.card-number{font-weight:900;color:var(--blue);font-size:14px;letter-spacing:.1em}.case-card h3{font-size:24px;line-height:1.25;margin:13px 0 10px}.case-card p{color:var(--muted);margin:0 0 22px}.card-meta{margin-top:auto;display:flex;flex-wrap:wrap;gap:8px}.chip{display:inline-flex;background:var(--soft);border:1px solid var(--line);padding:6px 10px;border-radius:999px;font-size:13px;font-weight:800;color:#335063}.feature-strip{background:var(--ink);color:#fff}.feature-strip .section-modern{display:grid;grid-template-columns:1fr auto;gap:30px;align-items:center}.feature-strip h2{font-size:34px;margin:0 0 8px}.feature-strip p{color:#d5e4ec;margin:0}.feature-strip .button{background:#fff;color:var(--ink)!important}
.content-modern{max-width:1180px;margin:auto;padding:68px 24px}.content-modern h1{font-size:clamp(40px,5vw,66px);line-height:1.08;letter-spacing:-.035em;margin:15px 0}.content-modern .lead{font-size:20px;color:var(--muted);max-width:800px}.article-list{display:grid;gap:16px;margin-top:34px}.article-item{display:grid;grid-template-columns:120px 1fr auto;gap:24px;align-items:center;padding:22px;border:1px solid var(--line);border-radius:16px;color:var(--ink)!important;text-decoration:none!important}.article-item:hover{background:var(--soft);border-color:#adc9db}.article-item span:first-child{font-weight:900;color:var(--teal)}.article-item strong{font-size:18px}.article-item em{font-style:normal;color:var(--blue);font-weight:800}
.site-footer{background:#eaf1ec;border-top:1px solid #d1ddd4;color:#173e39;margin-top:70px}.footer-inner{max-width:1180px;margin:auto;padding:58px 24px 26px}.footer-grid{display:grid;grid-template-columns:1.1fr .8fr 1.35fr 1fr;gap:44px}.footer-grid h2,.footer-grid h3{margin:0 0 16px;color:#103e38}.footer-grid h2{font-size:24px}.footer-grid h3{font-size:17px}.footer-grid p{color:#3e5f5a;margin:0 0 18px}.footer-links{display:grid;gap:10px}.footer-links a{color:#113f3a!important;text-decoration-thickness:1px;text-underline-offset:5px}.footer-bottom{display:flex;justify-content:space-between;gap:20px;margin-top:38px;padding-top:22px;border-top:1px solid #cbd9cf;font-size:14px;color:#47645f}
/* Legacy case-study content: preserve evidence, improve readability */
body:not(.modern-page) main,body:not(.modern-page) article{color:var(--ink)}body:not(.modern-page) p,body:not(.modern-page) li{font-size:17px!important;line-height:1.75!important;color:#304d60!important}body:not(.modern-page) h1,body:not(.modern-page) h2,body:not(.modern-page) h3{color:#123c69!important;line-height:1.2!important}body:not(.modern-page) img{max-width:100%;height:auto}body:not(.modern-page) table{max-width:100%}.legacy-contact-hidden,.detleng-slogan-sticky,.detleng-sticky-btn,.detleng-ecosystem-block,.legacy-ecosystem-signature{display:none!important}
.site-ai-tasks{padding:10px 12px;border:1px solid #bfd1de;border-radius:10px;background:#f1f7ff;color:var(--ink);font:700 15px/1.2 Inter,"Segoe UI",Arial,sans-serif;cursor:pointer}.site-ai-tasks:hover{border-color:var(--blue);color:var(--blue)}
.article-principle h2,body:not(.modern-page) .article-principle h2,body:not(.modern-page) .article-principle p{color:#fff!important}.article-principle>div{color:#ffe66b!important}.article-principle strong{color:#fff36a!important}
.ai-tasks-page main{padding-top:82px}.tasks-wrap{width:min(1180px,calc(100% - 40px));margin:auto}.tasks-hero{padding:88px 0 72px;background:radial-gradient(circle at 88% 14%,rgba(24,191,168,.15),transparent 30%),linear-gradient(135deg,#f8fcff,#edf8f5);border-bottom:1px solid var(--line)}.tasks-kicker{margin:0 0 14px;color:#087f78;font-size:14px;font-weight:900;letter-spacing:.14em}.tasks-hero h1{max-width:900px;margin:0;color:#123047;font-size:clamp(48px,7vw,84px);line-height:.98;letter-spacing:-.055em}.tasks-hero h1 span{color:#0c8f82}.tasks-lead{max-width:830px;margin:28px 0 0;color:#3b5a6e;font-size:20px;line-height:1.65}.tasks-note{max-width:900px;margin-top:34px;padding:18px 20px;display:grid;grid-template-columns:auto 1fr;gap:16px;background:#fff;border:1px solid #cfe0e4;border-radius:14px;color:#345468;box-shadow:0 12px 35px rgba(18,48,70,.07)}.tasks-note strong{color:#123047}.tasks-library{padding:72px 0 90px;background:#fff}.tasks-toolbar{display:flex;align-items:end;justify-content:space-between;gap:28px}.tasks-toolbar h2{margin:0;color:#123047;font-size:clamp(34px,4vw,52px);letter-spacing:-.035em}.tasks-search{display:grid;gap:7px;color:#345468;font-size:14px;font-weight:800}.tasks-search input{width:min(340px,80vw);padding:13px 15px;border:1px solid #acc5d2;border-radius:10px;font:inherit;color:#123047;background:#fff}.tasks-summary{display:flex;flex-wrap:wrap;gap:9px;margin:24px 0 46px}.tasks-summary span{padding:7px 11px;border-radius:999px;background:#edf7f4;color:#1f5c55;font-size:13px;font-weight:800}.task-category{padding:34px 0 46px;border-top:1px solid #dce7ed}.task-category-head{display:grid;grid-template-columns:minmax(250px,.75fr) 1.25fr;gap:28px;align-items:end;margin-bottom:22px}.task-category-head p{margin:0 0 5px;color:#155eef;font-size:14px;font-weight:900;letter-spacing:.08em;text-transform:uppercase}.task-category-head h3{margin:0;color:#123047;font-size:24px}.task-category-head>span{color:#4a6678;line-height:1.55}.task-card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.task-card{position:relative;display:flex;flex-direction:column;min-height:260px;padding:22px;background:#fbfdff;border:1px solid #d8e5eb;border-radius:16px;box-shadow:0 8px 24px rgba(18,48,70,.05);transition:.2s ease}.task-card:hover{transform:translateY(-3px);border-color:#9ebce0;box-shadow:0 14px 34px rgba(18,48,70,.1)}.task-card-number{color:#0c8f82;font-size:13px;font-weight:900;letter-spacing:.08em}.task-card h4{margin:14px 0 9px;color:#123047;font-size:20px;line-height:1.25}.task-card p{margin:0 0 14px;color:#4a6678;font-size:15px;line-height:1.55}.task-card small{margin-top:auto;color:#6b8290;font-size:12px}.task-card button{margin-top:18px;padding:11px 12px;border:0;border-radius:9px;background:#155eef;color:#fff;font:800 14px/1.3 Inter,"Segoe UI",Arial,sans-serif;cursor:pointer}.task-card button:hover{background:#104fc9}.tasks-empty{padding:28px;border:1px dashed #b8ccd7;border-radius:14px;text-align:center;color:#4a6678;background:#f8fbfd}
@media(max-width:900px){.site-nav-inner{padding:10px 16px}.menu-button{display:block}.site-menu{display:none;position:absolute;top:73px;left:12px;right:12px;padding:12px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);align-items:stretch;flex-direction:column}.site-menu.is-open{display:flex}.site-menu>a,.site-ai-tasks{padding:13px}.site-menu .site-cta{text-align:center}.site-brand-copy small{display:none}.hero-modern .wrap{grid-template-columns:1fr;padding:66px 20px 58px;gap:34px}.card-grid{grid-template-columns:1fr}.feature-strip .section-modern{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.article-item{grid-template-columns:1fr;gap:6px}}
@media(max-width:900px){.tasks-toolbar{align-items:stretch;flex-direction:column}.tasks-search input{width:100%}.task-card-grid{grid-template-columns:repeat(2,1fr)}.task-category-head{grid-template-columns:1fr}.tasks-note{grid-template-columns:1fr}}
@media(max-width:560px){body{font-size:16px!important}.site-brand-mark{width:43px;height:43px}.site-brand-copy strong{font-size:16px}.hero-modern h1{font-size:43px}.hero-modern p,.content-modern .lead{font-size:18px}.hero-actions .button{width:100%}.footer-grid{grid-template-columns:1fr}.footer-bottom{flex-direction:column}.footer-inner{padding:46px 20px 24px}.section-modern,.content-modern{padding-left:20px;padding-right:20px}}
@media(max-width:560px){.ai-tasks-page main{padding-top:73px}.tasks-wrap{width:min(100% - 28px,1180px)}.tasks-hero{padding:62px 0 54px}.tasks-hero h1{font-size:46px}.tasks-lead{font-size:17px}.tasks-library{padding:54px 0 70px}.task-card-grid{grid-template-columns:1fr}.task-card{min-height:0}}
@media(min-width:1101px){body.dt-ai-open.ai-tasks-page main,body.dt-ai-open.ai-tasks-page .site-footer{margin-right:510px;transition:margin-right .22s ease}body.dt-ai-open.ai-tasks-page .task-card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}}

/* Keep task cards fully outside the fixed Analytics AI on desktop. */
@media(min-width:901px){body.dt-ai-open.ai-tasks-page main,body.dt-ai-open.ai-tasks-page .site-footer{margin-right:510px;min-width:0;transition:margin-right .22s ease}body.dt-ai-open.ai-tasks-page .tasks-wrap{max-width:100%}body.dt-ai-open.ai-tasks-page .task-card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(min-width:901px) and (max-width:1279px){body.dt-ai-open.ai-tasks-page .task-card-grid{grid-template-columns:minmax(0,1fr)}body.dt-ai-open.ai-tasks-page .task-category-head{grid-template-columns:1fr}}
@media(max-width:900px){body.dt-ai-open.ai-tasks-page .dt-ai-panel{right:0;bottom:0;width:100vw;max-width:100vw;height:100dvh;border-radius:0}body.dt-ai-open.ai-tasks-page{overflow:hidden}}
.ai-tasks-page,.ai-tasks-page main,.ai-tasks-page .tasks-wrap{min-width:0} .ai-tasks-page .task-card{min-width:0;overflow-wrap:anywhere}