@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Newsreader:opsz,wght@6..72,400;6..72,500&display=swap');

:root{--canvas:#f7f7f3;--white:#fff;--ink:#111318;--slate:#626872;--line:#daddE2;--blue:#155eef;--dark:#111827;--max:1240px;--editorial:760px;--serif:'Newsreader',Georgia,serif;--sans:'DM Sans',Inter,system-ui,sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--canvas);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.55}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}.shell{width:min(calc(100% - 48px),var(--max));margin:0 auto}.skip-link{position:fixed;left:16px;top:-80px;background:var(--ink);color:white;padding:10px 14px;z-index:99}.skip-link:focus{top:16px}.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.site-header{position:sticky;top:0;z-index:30;background:rgba(247,247,243,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}.header-inner{min-height:74px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:36px}.brand{font-size:1.12rem;letter-spacing:-.04em;white-space:nowrap}.brand span{font-weight:500}.brand strong{font-weight:700;color:var(--blue)}.site-nav{display:flex;justify-content:center;gap:28px;font-size:.9rem;font-weight:500}.site-nav a{color:#373b43}.site-nav a:hover{color:var(--blue)}.menu-toggle{display:none;border:0;background:transparent}.button{display:inline-flex;justify-content:center;align-items:center;min-height:48px;padding:0 20px;background:var(--blue);color:white;border:1px solid var(--blue);font-weight:600;font-size:.91rem;transition:.2s ease}.button:hover{background:#0f4fd3;border-color:#0f4fd3;transform:translateY(-1px)}.button-small{min-height:40px;padding:0 16px;font-size:.82rem}.text-link{display:inline-flex;gap:10px;align-items:center;font-weight:600;font-size:.92rem;border-bottom:1px solid currentColor;padding-bottom:3px}.text-link:hover{color:var(--blue)}.eyebrow,.section-index,.card-kicker,.tag{text-transform:uppercase;letter-spacing:.1em;font-weight:700;font-size:.72rem}.eyebrow{color:var(--blue);padding-top:54px}.hero{padding-bottom:76px}.hero-grid{display:grid;grid-template-columns:8fr 4fr;gap:72px;align-items:end;padding-top:36px}.hero h1{font-family:var(--serif);font-weight:400;letter-spacing:-.045em;font-size:clamp(3.6rem,7vw,6.85rem);line-height:.93;max-width:930px;margin:0}.hero-copy{font-size:1.18rem;max-width:680px;color:#4b5059;margin:34px 0 30px}.hero-actions{display:flex;align-items:center;gap:24px;flex-wrap:wrap}.brief-card{background:var(--white);border:1px solid var(--line);padding:30px}.card-kicker{color:var(--blue);margin:0 0 30px}.brief-card h2{font-family:var(--serif);font-size:2rem;line-height:1.05;font-weight:500;margin:0}.brief-card>p:not(.card-kicker){color:var(--slate);font-size:.92rem}.newsletter-form{display:grid;grid-template-columns:1fr auto;margin-top:22px}.newsletter-form input{min-width:0;border:1px solid var(--line);border-right:0;background:white;padding:12px 14px;outline:none}.newsletter-form input:focus{border-color:var(--blue)}.newsletter-form button{border:1px solid var(--ink);background:var(--ink);color:white;padding:12px 16px;font-weight:600}.form-note{grid-column:1/-1;margin-top:8px;font-size:.77rem;color:var(--slate);min-height:1.2em}.section-pad{padding:108px 0}.fragmentation{background:var(--white);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.split-heading,.section-head{display:grid;grid-template-columns:3fr 7fr;gap:40px}.section-index{color:var(--slate);margin:6px 0 0}.split-heading h2,.section-head h2,.assessment-band h2,.research-band h2,.final-cta h2{font-family:var(--serif);font-weight:400;letter-spacing:-.035em;font-size:clamp(2.5rem,5vw,4.4rem);line-height:1;margin:0}.split-heading>div>p,.section-head>p{font-size:1.06rem;max-width:680px;color:var(--slate);margin:24px 0 0}.fault-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line);margin-top:64px}.fault-grid article{min-height:245px;padding:28px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.fault-grid span{font-size:.74rem;color:var(--blue);font-weight:700}.fault-grid h3{font-size:1.25rem;line-height:1.2;margin:52px 0 10px}.fault-grid p{font-size:.9rem;color:var(--slate);margin:0}.section-head{grid-template-columns:7fr 4fr;align-items:end}.section-head>p{margin:0}.model-flow{display:grid;grid-template-columns:repeat(7,1fr);margin-top:64px;border-top:1px solid var(--ink);border-bottom:1px solid var(--ink)}.model-flow a,.revenue-node{min-height:158px;padding:18px 16px;border-right:1px solid var(--line);display:flex;flex-direction:column;justify-content:space-between}.model-flow a:first-child{border-left:1px solid var(--line)}.model-flow a:hover{background:var(--white)}.model-flow b{font-size:.7rem;color:var(--slate);text-transform:uppercase;letter-spacing:.08em}.model-flow span{font-family:var(--serif);font-size:1.35rem}.revenue-node{background:var(--blue);color:white;border-right:0}.revenue-node b{color:#c8d8ff}.model-link{margin-top:30px}.assessment-band{background:var(--dark);color:white}.assessment-grid{display:grid;grid-template-columns:6fr 5fr;gap:96px;align-items:center}.section-index.light{color:#99b7ff}.assessment-band h2{margin:16px 0 22px}.assessment-band p{color:#c9ced8;max-width:570px}.assessment-preview{border:1px solid #354052;padding:32px}.assessment-preview>div{display:grid;grid-template-columns:100px 1fr;align-items:center;gap:18px;margin-bottom:17px;font-size:.82rem}.assessment-preview i{display:block;height:5px;background:linear-gradient(to right,var(--blue) var(--score),#30394a var(--score));border-radius:8px}.button-inverse{background:white;color:var(--ink);border-color:white;width:100%;margin-top:16px}.button-inverse:hover{background:#e9eefb;color:var(--ink)}.hub-grid{display:grid;grid-template-columns:repeat(2,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line);margin-top:56px}.hub-grid a{background:var(--white);min-height:270px;padding:30px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);transition:.2s}.hub-grid a:hover{background:#f2f5fc}.hub-grid small,.tool-num{color:var(--blue);font-weight:700;font-size:.72rem;text-transform:uppercase;letter-spacing:.08em}.hub-grid h3{font-family:var(--serif);font-size:2rem;font-weight:500;margin:48px 0 10px}.hub-grid p{color:var(--slate);max-width:430px}.hub-grid span{display:block;margin-top:30px;font-size:.86rem;font-weight:700}.tools-section{background:var(--white);border-block:1px solid var(--line)}.tool-list{margin-top:54px;border-top:1px solid var(--ink)}.tool-list>a,.tool-list>.coming{display:grid;grid-template-columns:70px 1fr auto;gap:20px;align-items:center;padding:28px 4px;border-bottom:1px solid var(--line)}.tool-list>a:hover h3{color:var(--blue)}.tool-list h3{margin:0;font-size:1.2rem}.tool-list p{margin:5px 0 0;color:var(--slate);font-size:.9rem}.tool-list b{font-size:.82rem}.coming{opacity:.6}.article-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);margin-top:56px}.article-grid article{background:var(--canvas);padding:28px;min-height:310px}.article-grid .lead-article{padding:40px}.article-grid .tag{color:var(--blue);margin:0 0 50px}.article-grid h3{font-family:var(--serif);font-weight:500;font-size:1.75rem;line-height:1.08;margin:0 0 16px}.article-grid .lead-article h3{font-size:2.65rem}.article-grid h3 a:hover{color:var(--blue)}.article-grid p:not(.tag){color:var(--slate)}.research-band{padding:90px 0;background:#e8eefb;border-block:1px solid #cad7f4}.research-grid{display:grid;grid-template-columns:1fr 1fr;gap:90px;align-items:end}.research-grid p{font-size:1.08rem;color:#454c59}.research-grid .section-index{color:var(--blue)}.principle{text-align:center}.principle p{font-family:var(--serif);font-size:clamp(2.2rem,5vw,4rem);line-height:1.08;max-width:980px;margin:0 auto 24px}.principle span{font-size:.75rem;text-transform:uppercase;letter-spacing:.1em;color:var(--slate)}.final-cta{background:var(--white);border-top:1px solid var(--line)}.final-grid{display:grid;grid-template-columns:7fr 4fr;gap:70px;align-items:end}.final-grid p{color:var(--slate);max-width:450px}.final-grid .button{margin-top:18px}.site-footer{background:#0b0e13;color:white;padding:70px 0 26px}.brand-light strong{color:#7da2ff}.footer-top{display:grid;grid-template-columns:1fr 1fr;gap:80px;padding-bottom:54px}.footer-top>div>p{color:#9ba2ae;max-width:300px}.footer-links{display:grid;grid-template-columns:1fr 1fr;gap:30px}.footer-links>div{display:flex;flex-direction:column;gap:9px}.footer-links b{font-size:.72rem;text-transform:uppercase;letter-spacing:.1em;color:#818996;margin-bottom:10px}.footer-links a{font-size:.9rem}.footer-newsletter{border-block:1px solid #2a303a;padding:28px 0;display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:50px}.footer-newsletter>div{display:flex;flex-direction:column}.footer-newsletter span{color:#9ba2ae;font-size:.86rem}.newsletter-dark{margin:0}.newsletter-dark input{background:#151922;border-color:#343b47;color:white}.newsletter-dark button{background:white;color:var(--ink);border-color:white}.newsletter-dark .form-note{color:#9ba2ae}.footer-bottom{display:flex;justify-content:space-between;color:#747d8b;font-size:.75rem;padding-top:24px}

/* Internal pages */
.page-hero{padding:86px 0 72px;border-bottom:1px solid var(--line)}.page-hero .eyebrow{padding:0}.page-hero h1{font-family:var(--serif);font-size:clamp(3.4rem,7vw,6rem);font-weight:400;line-height:.94;letter-spacing:-.045em;margin:26px 0;max-width:980px}.page-intro{font-size:1.18rem;color:var(--slate);max-width:720px}.model-detail{padding:90px 0}.layer{display:grid;grid-template-columns:100px 4fr 3fr;gap:40px;padding:54px 0;border-top:1px solid var(--line);scroll-margin-top:90px}.layer-num{color:var(--blue);font-size:.78rem;font-weight:700}.layer h2{font-family:var(--serif);font-size:3rem;line-height:1;font-weight:500;margin:0 0 18px}.layer-main p{color:var(--slate);max-width:650px}.layer-side h3{font-size:.75rem;text-transform:uppercase;letter-spacing:.1em;margin:0 0 18px}.layer-side ul{padding:0;margin:0;list-style:none}.layer-side li{padding:10px 0;border-bottom:1px solid var(--line);font-size:.9rem}.model-sticky-nav{position:sticky;top:74px;z-index:12;background:var(--canvas);border-bottom:1px solid var(--line)}.model-sticky-nav .shell{display:flex;overflow:auto}.model-sticky-nav a{padding:14px 20px 12px 0;margin-right:24px;font-size:.8rem;font-weight:700;white-space:nowrap}.model-sticky-nav a:hover{color:var(--blue)}.assessment-page{padding:64px 0 100px}.assessment-shell{display:grid;grid-template-columns:3fr 1fr;gap:70px}.assessment-panel{background:white;border:1px solid var(--line);padding:44px}.progress-wrap{display:flex;justify-content:space-between;align-items:center;font-size:.78rem;color:var(--slate);margin-bottom:12px}.progress-bar{height:4px;background:#e8eaf0;margin-bottom:42px}.progress-bar i{display:block;height:100%;width:var(--progress,14%);background:var(--blue);transition:width .25s}.question-step{display:none}.question-step.active{display:block}.question-step h2{font-family:var(--serif);font-size:2.5rem;line-height:1.07;font-weight:500;margin:0 0 30px}.choice-list{display:grid;gap:10px}.choice{display:flex;align-items:flex-start;gap:13px;border:1px solid var(--line);padding:16px;cursor:pointer}.choice:hover,.choice:has(input:checked){border-color:var(--blue);background:#f4f7ff}.choice input{margin-top:5px;accent-color:var(--blue)}.choice span{font-size:.93rem}.question-actions{display:flex;justify-content:space-between;margin-top:34px}.question-actions button{border:1px solid var(--ink);background:var(--ink);color:white;padding:12px 20px}.question-actions .back{background:white;color:var(--ink)}.assessment-aside{padding-top:20px}.assessment-aside h3{font-family:var(--serif);font-size:1.7rem;margin:0 0 12px}.assessment-aside p,.assessment-aside li{color:var(--slate);font-size:.9rem}.assessment-aside ul{padding-left:20px}.result{display:none}.result.active{display:block}.result-score{font-family:var(--serif);font-size:5rem;line-height:1;color:var(--blue);margin:12px 0}.result h2{font-family:var(--serif);font-size:2.7rem;line-height:1.05;font-weight:500}.result-breakdown{margin:30px 0}.result-breakdown div{display:grid;grid-template-columns:120px 1fr 35px;gap:12px;align-items:center;margin-bottom:11px;font-size:.82rem}.result-breakdown i{height:5px;background:#e5e8ed}.result-breakdown i::after{content:'';display:block;width:var(--layer-score);height:100%;background:var(--blue)}

@media(max-width:980px){.header-inner{grid-template-columns:auto auto 1fr}.menu-toggle{display:block;justify-self:end;grid-column:3}.site-nav{display:none;position:absolute;top:74px;left:0;right:0;background:var(--canvas);padding:22px 24px;border-bottom:1px solid var(--line);flex-direction:column;gap:14px}.site-nav.open{display:flex}.header-cta{display:none}.hero-grid,.assessment-grid,.research-grid,.final-grid{grid-template-columns:1fr}.hero-grid{gap:50px}.brief-card{max-width:560px}.fault-grid{grid-template-columns:repeat(2,1fr)}.model-flow{grid-template-columns:repeat(4,1fr)}.model-flow a,.revenue-node{border-bottom:1px solid var(--line)}.hub-grid{grid-template-columns:1fr 1fr}.article-grid{grid-template-columns:1fr 1fr}.article-grid .lead-article{grid-column:1/-1}.assessment-shell{grid-template-columns:1fr}.layer{grid-template-columns:60px 1fr}.layer-side{grid-column:2}.footer-top{grid-template-columns:1fr 1fr}.footer-newsletter{grid-template-columns:1fr 1fr}}
@media(max-width:680px){.shell{width:min(calc(100% - 32px),var(--max))}.header-inner{gap:12px}.hero{padding-bottom:56px}.eyebrow{padding-top:38px}.hero-grid{padding-top:25px}.hero h1{font-size:3.45rem}.hero-copy{font-size:1.03rem}.section-pad{padding:76px 0}.split-heading,.section-head{grid-template-columns:1fr;gap:20px}.fault-grid,.hub-grid,.article-grid{grid-template-columns:1fr}.fault-grid article{min-height:200px}.model-flow{grid-template-columns:repeat(2,1fr)}.model-flow a,.revenue-node{min-height:120px}.assessment-grid{gap:45px}.hub-grid a{min-height:230px}.article-grid .lead-article{grid-column:auto;padding:28px}.article-grid .lead-article h3{font-size:2rem}.tool-list>a,.tool-list>.coming{grid-template-columns:40px 1fr}.tool-list b{grid-column:2}.research-grid{gap:35px}.footer-top,.footer-newsletter{grid-template-columns:1fr}.footer-links{margin-top:20px}.footer-bottom{flex-direction:column;gap:6px}.newsletter-form{grid-template-columns:1fr}.newsletter-form input{border-right:1px solid var(--line)}.newsletter-form button{margin-top:8px}.layer{grid-template-columns:1fr;gap:12px}.layer-side{grid-column:auto}.assessment-panel{padding:26px}.question-step h2{font-size:2rem}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

.assessment-preview i{background:#30394a;overflow:hidden}
.assessment-preview i::after{content:'';display:block;width:var(--score);height:100%;background:var(--blue)}

/* Language navigation */
.header-inner{grid-template-columns:auto 1fr auto auto;gap:24px}
.language-switch{display:inline-flex;align-items:center;justify-content:center;min-width:34px;height:34px;border:1px solid var(--line);font-size:.72rem;font-weight:700;letter-spacing:.08em}
.language-switch:hover{border-color:var(--blue);color:var(--blue)}
@media(max-width:980px){.header-inner{grid-template-columns:auto 1fr auto}.menu-toggle{grid-column:3;grid-row:1}.language-switch{grid-column:2;grid-row:1;justify-self:end}}