.lab-detail{--lab-brand:#2468eb;--lab-brand-hover:#1556c5;--lab-ink:#14233a;--lab-text:#4f627c;--lab-muted:#65758c;--lab-line:#d8e0ea;--lab-line-soft:#edf1f5;--lab-surface:#ffffff;--lab-soft:#f8faff;--lab-blue-soft:#edf4ff;color:var(--lab-ink);background:var(--lab-surface)}
.lab-detail .site-header{height:76px;padding:0 40px;background:var(--lab-surface);border-bottom:1px solid var(--lab-line-soft);flex:none}
.site-header-inner{width:min(1280px,100%);margin:auto;display:flex;align-items:center;justify-content:space-between;gap:28px}
.site-header .brand{font-size:24px;color:var(--lab-ink);gap:10px}.site-header .brand span{border-left:1px solid var(--lab-line);font-size:13px;font-weight:400;margin-left:8px;padding-left:18px;color:var(--lab-muted)}
.site-header nav{display:flex;gap:32px}.site-header nav a,.back-link{font-size:13px;color:var(--lab-text);text-decoration:none;display:flex;align-items:center;min-height:44px}.site-header nav a:hover,.back-link:hover{color:var(--lab-brand)}.back-link{gap:8px}.back-link svg{width:17px;height:17px}
.lab-main{padding:0;flex:1}.lab-main h1,.lab-main h2,.lab-main h3{text-align:left;color:var(--lab-ink);font-weight:550;margin:0;letter-spacing:0}.lab-main p{margin:0}.lab-main a{text-decoration:none}.lab-main button{font:inherit}
.section-inner,.hero-inner{width:min(1200px,calc(100% - 96px));margin:auto}.hero{position:relative;height:590px;isolation:isolate;background:var(--lab-soft);overflow:hidden}.hero-picture{position:absolute;inset:0;z-index:-1}.hero-picture img{width:100%;height:100%;object-fit:cover;object-position:center 54%;display:block}.hero-inner{height:100%;display:flex;align-items:center}.hero-copy{width:485px;max-width:46%;padding-bottom:14px}.eyebrow{font-size:11px!important;line-height:20px;color:var(--lab-brand)!important;font-weight:500}.hero .eyebrow{display:flex;align-items:center;gap:18px;margin-bottom:26px}.release-status{font-size:11px;line-height:22px;color:var(--lab-brand);padding-left:12px;border-left:1px solid var(--lab-line)}.hero h1{font-size:52px;line-height:1.22;white-space:nowrap}.hero-tagline{font-size:29px;line-height:1.5;color:var(--lab-ink);margin-top:20px!important}.hero-intro{max-width:350px;font-size:14px;line-height:1.9;color:var(--lab-text);margin-top:18px!important}.hero-actions{display:flex;gap:22px;align-items:center;margin-top:30px}.hero-actions .primary{width:auto;min-width:150px;padding:0 21px;height:48px;border-radius:4px;font-size:14px;gap:20px}.preview-link{border:0;background:transparent;min-height:48px;display:flex;align-items:center;gap:8px;padding:0;color:var(--lab-text);font-size:13px!important}.preview-link:hover{color:var(--lab-brand)}.preview-link svg{width:18px;height:18px}.hero-note{margin-top:26px!important;font-size:11px;color:var(--lab-muted)}.visual-caption{position:absolute;right:40px;bottom:24px;color:var(--lab-muted);font-size:10px}
.facts-band{border-bottom:1px solid var(--lab-line-soft);background:var(--lab-surface)}.facts{min-height:110px;display:grid;grid-template-columns:1fr 1fr 1.3fr 1fr;align-items:center;gap:24px}.facts p{display:flex;align-items:center;gap:16px;margin:0}.facts strong{font-size:32px;font-weight:450;font-variant-numeric:tabular-nums;line-height:1}.facts span{font-size:12px;color:var(--lab-muted)}.facts a{display:flex;align-items:center;justify-content:flex-end;gap:14px;color:var(--lab-text);text-decoration:none;font-size:12px}.facts a svg{width:16px}
.section{padding:90px 0}.section-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:40px;margin-bottom:42px}.section-heading .eyebrow{margin-bottom:14px}.lab-main h2{font-size:34px;line-height:1.45}.section-heading>p{color:var(--lab-muted);font-size:13px;line-height:1.85}.challenge-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:38px}.challenge{border-top:1px solid var(--lab-line);padding-top:22px}.challenge-top{display:flex;align-items:center;justify-content:space-between;color:var(--lab-muted);font-size:11px}.challenge-top svg{width:24px;height:24px;color:var(--lab-brand)}.lab-main h3{font-size:22px;line-height:1.4}.challenge h3{margin-top:26px}.challenge>p{font-size:13px;line-height:1.9;color:var(--lab-muted);margin-top:13px;max-width:330px}.challenge-foot{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--lab-line-soft);margin-top:30px;padding-bottom:12px;color:var(--lab-muted);font-size:11px}.challenge-foot button{width:44px;height:44px;display:grid;place-items:center;border:1px solid var(--lab-line);border-radius:50%;background:var(--lab-surface);color:var(--lab-brand)}.challenge-foot button:hover{background:var(--lab-blue-soft);border-color:var(--lab-line)}
.principle-band{background:var(--lab-blue-soft);padding:58px 0}.principle{display:grid;grid-template-columns:1fr 1.4fr;gap:70px}.principle .eyebrow{margin-bottom:18px}.principle h2{font-size:34px}.principle-lead{font-size:20px;color:var(--lab-text);line-height:1.6}.principle-copy>p+ p{font-size:14px;line-height:1.9;color:var(--lab-muted);margin-top:18px;max-width:600px}.principle-steps{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--lab-line);margin-top:28px;padding-top:23px}.principle-steps span{display:flex;gap:10px;align-items:center;font-size:12px;color:var(--lab-text)}.principle-steps svg{width:19px;height:19px;color:var(--lab-brand)}
.world-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.world img{display:block;width:100%;aspect-ratio:4/5;object-fit:cover;height:auto;object-position:center 48%;background:var(--lab-soft)}.world-heading{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:23px}.world-heading h3{font-size:21px}.world-heading span{font-size:11px;color:var(--lab-muted)}.world>p{margin-top:12px;font-size:13px;line-height:1.85;color:var(--lab-muted);max-width:335px}.world button{background:transparent;border:0;border-bottom:1px solid var(--lab-line);padding:0 0 8px;margin-top:20px;display:flex;align-items:center;gap:18px;min-height:40px;font-size:12px!important;color:var(--lab-brand)}.world button:hover{color:var(--lab-brand)}.world button svg{width:16px}.image-caption{font-size:10px;color:var(--lab-muted);margin-top:26px!important}
.experience-band{background:var(--lab-soft);padding:76px 0}.experience-layout{display:grid;grid-template-columns:1fr 1fr;gap:100px}.experience-intro .eyebrow{margin-bottom:20px}.experience-intro h2{font-size:40px;line-height:1.45}.experience-intro>p:not(.eyebrow):not(.experiment-note){font-size:14px;color:var(--lab-muted);line-height:1.85;margin-top:20px}.experiment-note{display:flex;gap:12px;font-size:12px;color:var(--lab-text);line-height:1.9;margin-top:36px!important}.experiment-note svg{width:19px;height:19px;margin-top:3px}.experiment-note small{color:var(--lab-muted);font-size:11px}.experience-layout .workspace{width:100%;max-width:480px;margin:0}.settings-label{font-size:12px;color:var(--lab-text);margin-bottom:14px!important}.experience-layout .mode-tabs{margin-bottom:13px}.experience-layout .mode-tabs button{font-size:13px;height:48px}.mode-description{font-size:12px;line-height:1.8;color:var(--lab-muted);min-height:44px;margin-bottom:18px!important}.experience-layout .selections{grid-template-columns:1fr 1fr;gap:16px 22px;margin-bottom:25px}.experience-layout .selections label{display:block;font-size:12px}.experience-layout .selections label:first-child{grid-column:1/-1}.experience-layout .selections label>span{display:block;margin-bottom:6px}.experience-layout .selections select{width:100%;background:var(--lab-surface);padding:10px;border:1px solid var(--lab-line);border-radius:4px;font-size:12px;height:42px;color:var(--lab-text)}.experience-layout .launcher .primary{height:48px;border-radius:4px}.experience-layout .launcher p{font-size:12px;line-height:20px;margin:10px 0 0}.experience-layout .below{margin-top:4px}.experience-layout .debug{margin-top:8px}
.questions-layout{display:grid;grid-template-columns:1fr 1.4fr;gap:70px}.questions-layout .eyebrow{margin-bottom:15px}.questions details{border-top:1px solid var(--lab-line)}.questions details:last-child{border-bottom:1px solid var(--lab-line)}.questions summary{display:flex;align-items:center;justify-content:space-between;gap:20px;cursor:pointer;padding:22px 0;list-style:none;font-size:15px;color:var(--lab-text);line-height:1.6}.questions summary::-webkit-details-marker{display:none}.questions summary svg{width:16px;height:16px;transition:transform .2s}.questions details[open] summary svg{transform:rotate(45deg)}.questions details p{padding:0 36px 24px 0;font-size:13px;line-height:1.9;color:var(--lab-muted)}.lab-detail .page-footer{min-height:100px;padding:24px 48px;border-top:1px solid var(--lab-line-soft);display:flex;align-items:center;justify-content:space-between;color:var(--lab-muted)}.page-footer>div{display:flex;gap:24px;align-items:center}.page-footer .brand{font-size:21px;color:var(--lab-ink)}.page-footer .brand svg{width:24px;height:24px}.page-footer a{color:var(--lab-text);display:flex;gap:9px;align-items:center;font-size:12px;text-decoration:none;min-height:44px}.page-footer>div>span{font-size:12px}.page-footer>a>svg{width:15px;height:15px}
.lab-main .primary{background:var(--lab-brand)}.lab-main .primary:hover{background:var(--lab-brand-hover)}.lab-main .primary:active{background:#1248a8}
.lab-detail>.site-header .brand svg,.lab-detail>.page-footer .brand svg{color:var(--lab-brand)}
.lab-main :is(button,a,select,summary):focus-visible,.lab-detail>.site-header a:focus-visible,.lab-detail>.page-footer a:focus-visible{outline-color:var(--lab-brand)}
.experience-layout .mode-tabs{border-color:var(--lab-line)}.experience-layout .mode-tabs button{color:var(--lab-text)}.experience-layout .mode-tabs button[aria-selected=true]{color:var(--lab-brand);border-color:var(--lab-brand)}
.experience-layout :is(.selections label,.launcher p,.below,.debug,.metrics){color:var(--lab-muted)}.experience-layout :is(.debug,.metrics,.metrics td,.metrics th){border-color:var(--lab-line)}.experience-layout .text-button{color:var(--lab-text)}.experience-layout .text-button:hover{color:var(--lab-brand)}
.experience-layout .modes button{color:var(--lab-muted)}.experience-layout .modes button:is(:hover,.selected){color:var(--lab-brand);background:var(--lab-blue-soft)}
.hero :is(.hero-intro,.hero-note,.visual-caption){color:var(--lab-text)}
.principle-band,.experience-band{--lab-muted:var(--lab-text)}.principle-band .eyebrow,.hero .eyebrow{color:var(--lab-brand-hover)!important}.hero .release-status{color:var(--lab-brand-hover)}
@media(min-width:1700px){.hero{height:630px}.hero-picture img{object-fit:cover;object-position:center 51%}.hero-copy{padding-bottom:0}.hero h1{font-size:56px}.hero-tagline{font-size:32px}}
@media(max-width:1100px){.section-inner,.hero-inner{width:calc(100% - 64px)}.hero{height:550px}.hero h1{font-size:42px}.hero-copy{max-width:47%}.hero-tagline{font-size:26px}.hero-intro{font-size:13px}.hero-actions{gap:16px}.hero-actions .primary{min-width:132px;padding:0 16px;gap:12px}.section{padding:68px 0}.section-heading{gap:25px}.lab-main h2{font-size:29px}.challenge-grid{gap:25px}.experience-layout{gap:55px}.principle,.questions-layout{gap:45px}.site-header nav{gap:22px}.facts{grid-template-columns:1fr 1fr 1.4fr;gap:18px}.facts>a{display:none}.facts strong{font-size:29px}.world-heading{align-items:flex-start;flex-direction:column;gap:4px}.world-grid{gap:18px}.experience-intro h2{font-size:34px}}
@media(max-width:680px){.lab-detail .site-header{height:64px;padding:0 20px}.site-header .brand{font-size:21px;gap:8px}.site-header .brand span{font-size:12px;margin-left:4px;padding-left:12px}.site-header .brand svg{width:24px;height:24px}.site-header nav{display:none}.back-link{font-size:11px;gap:5px}.back-link svg{width:14px;height:14px}.section-inner,.hero-inner{width:calc(100% - 40px)}.hero{height:610px}.hero-inner{align-items:flex-start}.hero-picture img{object-position:center center}.hero-copy{max-width:100%;width:100%;padding-top:34px;padding-bottom:0}.hero .eyebrow{margin-bottom:17px;font-size:10px!important}.hero h1{font-size:34px;line-height:1.3}.hero-tagline{font-size:21px;line-height:1.6;margin-top:13px!important}.hero-tagline br{display:none}.hero-intro{font-size:12px;line-height:1.85;max-width:330px;margin-top:12px!important}.hero-actions{margin-top:21px;gap:22px}.hero-actions .primary{height:44px;font-size:13px;min-width:128px}.preview-link{font-size:12px!important;min-height:44px}.hero-note{display:none}.visual-caption{right:20px;bottom:14px;font-size:9px}.facts{min-height:100px;gap:10px;grid-template-columns:1fr 1fr 1fr}.facts p{display:flex;flex-direction:column;gap:9px;align-items:flex-start}.facts strong{font-size:27px}.facts span{font-size:9px;line-height:1.6}.section{padding:54px 0}.section-heading{display:block;margin-bottom:28px}.section-heading .eyebrow{font-size:10px!important;margin-bottom:12px}.lab-main h2{font-size:26px;line-height:1.45}.section-heading>p{font-size:12px;margin-top:15px;line-height:1.8}.challenge-grid{grid-template-columns:1fr;gap:28px}.challenge{padding-top:17px}.challenge h3{font-size:22px;margin-top:17px}.challenge>p{max-width:none;margin-top:10px}.challenge-foot{margin-top:17px;padding-bottom:10px}.principle-band{padding:44px 0}.principle,.questions-layout{grid-template-columns:1fr;gap:26px}.principle h2 br{display:none}.principle-lead{font-size:17px}.principle-copy>p+ p{font-size:13px;margin-top:13px}.principle-steps{gap:9px;margin-top:24px;padding-top:20px}.principle-steps span{gap:5px;font-size:11px}.principle-steps svg{width:16px;height:16px}.world-grid{grid-template-columns:1fr;gap:37px}.world img{aspect-ratio:4/3;object-position:center 48%}.world-heading{flex-direction:row;align-items:center;margin-top:18px}.world-heading h3{font-size:22px}.world>p{max-width:none;margin-top:8px}.world button{margin-top:12px}.image-caption{font-size:10px}.experience-band{padding:50px 0}.experience-layout{grid-template-columns:1fr;gap:36px}.experience-intro h2{font-size:31px}.experience-intro h2 br{display:none}.experiment-note{margin-top:23px!important}.experience-layout .workspace{max-width:none}.experience-layout .selections{gap:14px}.questions-layout{gap:25px}.questions summary{font-size:14px;padding:18px 0}.lab-detail .page-footer{padding:24px 20px;gap:14px;flex-wrap:wrap;justify-content:space-between}.page-footer>div{gap:10px}.page-footer>div>span{display:none}.page-footer>span:last-child{width:100%;font-size:10px}.page-footer>a{font-size:11px}}
@media(max-width:359px){.site-header .brand span{display:none}.hero h1{font-size:30px}.hero-tagline{font-size:19px}.hero-actions{gap:14px}.preview-link{font-size:11px!important}.hero-intro{max-width:290px}.hero{height:630px}.facts span{font-size:8px}.lab-main h2{font-size:24px}}
@media(max-width:680px){.hero-picture{inset:292px 0 0}.hero-picture img{object-fit:cover;object-position:center 55%}.hero{background:var(--lab-soft)}.world img{aspect-ratio:4/5}}
@media(max-width:359px){.hero-picture{inset:318px 0 0}.hero{height:580px}}
@media(min-width:681px) and (max-width:1100px){.hero-picture img{object-position:right center}}
@media(prefers-reduced-motion:reduce){.questions summary svg{transition:none}}