@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap');
:root{--blue:#0649ec;--ink:#0a142a;--muted:#5c697e;--line:#dce5f2;--pale:#f1f6fd;font-family:Inter,Arial,sans-serif;color:var(--ink);font-synthesis:none;scroll-behavior:smooth;scroll-padding-top:110px}*{box-sizing:border-box}body{margin:0}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}a:focus-visible,button:focus-visible{outline:3px solid #5999ff;outline-offset:5px}img{display:block;max-width:100%;height:auto}.announcement{height:33px;background:var(--blue);color:white;display:flex;justify-content:space-between;align-items:center;padding:0 4%;font-size:9px;letter-spacing:1.9px}.announcement b{padding-left:16px}.header{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.96);backdrop-filter:blur(16px);border-bottom:1px solid var(--line);min-height:91px;display:flex;align-items:center;gap:32px;padding:18px 4%}.brand{font-size:32px;font-weight:900;letter-spacing:-2px;line-height:1;white-space:nowrap;color:#02060e}.brand>span,.brand i{color:var(--blue)}.brand i{font-size:40px;font-style:normal;margin-left:6px}.brand small{display:block;font-size:7px;font-weight:600;letter-spacing:2.2px;margin-top:8px}.header nav{display:flex;gap:27px;margin-left:auto;font-size:12px;font-weight:600}.header nav a{padding:12px 0;position:relative}.header nav a:hover,.header nav a[aria-current]{color:var(--blue)}.header nav a[aria-current]:after{content:'';height:2px;background:var(--blue);position:absolute;bottom:2px;left:0;right:0}.header-cta{border:1px solid var(--blue);border-radius:30px;padding:13px 18px;color:var(--blue);font-size:11px;font-weight:600;display:flex;gap:20px}.menu-toggle{display:none}.hero-art{background:#eaf3ff}.artwork{display:block;position:relative;overflow:hidden}.artwork img{width:100%}.expand{position:absolute;bottom:18px;right:18px;background:rgba(255,255,255,.95);color:var(--blue);padding:12px 17px;border:1px solid var(--line);border-radius:24px;font-size:11px;opacity:0;transform:translateY(5px);transition:.2s}.artwork:hover .expand,.artwork:focus-visible .expand{opacity:1;transform:none}.hero-bottom{display:flex;align-items:center;justify-content:space-between;padding:24px 4%;border-bottom:1px solid var(--line);font-size:10px;letter-spacing:1.6px}.hero-bottom a{font-size:12px;font-weight:600;letter-spacing:0}.hero-bottom a span{color:var(--blue);padding-left:25px}.chapter{padding:86px 4% 25px;scroll-margin-top:0}.tinted{background:var(--pale)}.section-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:35px;margin:0 0 36px}.eyebrow{display:block;color:var(--blue);font-size:10px;font-weight:700;letter-spacing:2px;margin-bottom:20px}h2{font-size:clamp(32px,3.7vw,60px);line-height:1.06;letter-spacing:-2.5px;margin:0;font-weight:800}em{font-style:normal;color:var(--blue)}.section-heading p{max-width:300px;font-size:14px;line-height:1.8;color:var(--muted);margin:0 0 4px}.chapter .artwork{border:1px solid var(--line);border-radius:4px}.caption{display:flex;justify-content:space-between;padding:20px 0;font-size:9px;letter-spacing:1.5px;color:var(--muted);gap:20px}.caption a{color:var(--blue);letter-spacing:0;font-size:11px}.closing{margin-top:60px;background:#e9f2ff;position:relative;overflow:hidden;padding:85px 8%}.closing h2{font-size:clamp(40px,5vw,76px);position:relative;z-index:1}.button{display:inline-flex;gap:48px;margin-top:32px;padding:17px 24px;background:var(--blue);color:white;border-radius:30px;font-size:13px;position:relative;z-index:1}.orb{position:absolute;right:7%;top:12%;width:300px;height:300px;border-radius:50%;border:45px solid #c4daff;box-shadow:0 0 0 30px #deebff,inset 15px 15px 40px #99baff;transform:rotate(-25deg)}footer{padding:52px 4% 20px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:30px}footer p{font-size:14px;line-height:1.7;color:var(--muted)}footer>a:last-of-type{font-size:12px;color:var(--blue)}.footer-bottom{flex-basis:100%;border-top:1px solid var(--line);padding-top:22px;font-size:10px;color:var(--muted)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip{position:fixed;top:-70px;left:20px;padding:15px;background:white;z-index:100}.skip:focus{top:10px}dialog{width:96vw;max-width:1800px;max-height:94dvh;padding:18px;border:1px solid var(--line);border-radius:12px;color:var(--ink)}dialog::backdrop{background:rgba(3,12,31,.85);backdrop-filter:blur(6px)}.viewer-toolbar{display:flex;align-items:center;justify-content:space-between;font-size:10px;letter-spacing:1px;margin-bottom:16px}.viewer-close{background:var(--blue);color:white;border:0;border-radius:25px;padding:10px 18px}.viewer-scroll{overflow:auto;max-height:74dvh}.viewer-scroll img{width:100%;min-width:900px}dialog p{font-size:11px;color:var(--muted)}body.viewer-open{overflow:hidden}@media(min-width:1700px){.chapter{padding-left:max(4%,calc((100vw - 1560px)/2));padding-right:max(4%,calc((100vw - 1560px)/2))}}@media(max-width:1100px){.header{gap:20px}.header-cta{display:none}.header nav{gap:24px}}@media(max-width:700px){:root{scroll-padding-top:85px}.announcement{font-size:7px;height:28px;letter-spacing:1.2px}.announcement>span:last-child{display:none}.header{min-height:77px;padding:15px 5%;justify-content:space-between}.brand{font-size:27px}.brand i{font-size:31px}.brand small{font-size:6px;letter-spacing:1.6px}.menu-toggle{display:flex;gap:16px;background:none;border:1px solid var(--line);border-radius:25px;padding:10px 14px;font-size:11px}.header nav{display:none;position:absolute;top:100%;left:0;right:0;background:white;border-bottom:1px solid var(--line);padding:20px 5%;margin:0}.header nav.open{display:flex;flex-direction:column;gap:4px}.hero-bottom{padding:18px 5%;gap:12px}.hero-bottom>span{font-size:7px;letter-spacing:1px;max-width:160px;line-height:1.8}.hero-bottom a{font-size:10px}.hero-bottom a span{padding-left:8px}.chapter{padding:45px 5% 14px}.section-heading{display:block;margin-bottom:24px}.eyebrow{font-size:8px;letter-spacing:1.6px;margin-bottom:13px}h2{letter-spacing:-1.5px;font-size:35px}.section-heading p{font-size:12px;margin-top:17px;max-width:100%}.expand{opacity:1;transform:none;bottom:7px;right:7px;font-size:8px;padding:7px 10px}.caption{font-size:7px;letter-spacing:.7px;padding:15px 0;align-items:center}.caption a{font-size:9px}.closing{margin-top:25px;padding:55px 5%}.orb{width:190px;height:190px;right:-105px;top:70px;border-width:30px;opacity:.6}footer{padding:35px 5% 20px;gap:20px}footer p{font-size:12px}footer>a:last-of-type{flex-basis:100%}.viewer-scroll img{min-width:1000px}}@media(prefers-reduced-motion:reduce){:root{scroll-behavior:auto}*{transition:none!important}}

/* Readable type and image controls at every viewport size. */
:root{--muted:#42516a}
.announcement{min-height:36px;height:auto;padding-top:9px;padding-bottom:9px;font-size:11px;letter-spacing:1.2px}
.brand small{font-size:9px;letter-spacing:1.3px}
.header nav{font-size:14px;gap:22px}
.header-cta{font-size:13px}
.eyebrow{font-size:12px;line-height:1.6;letter-spacing:1.5px}
.section-heading p{font-size:17px;max-width:380px;line-height:1.7}
.hero-bottom{font-size:12px;line-height:1.6}
.hero-bottom a{font-size:15px}
.caption{font-size:12px;letter-spacing:.8px;line-height:1.6;align-items:center}
.caption a{font-size:14px}
.expand{position:static;display:flex;justify-content:flex-end;align-items:center;min-height:44px;padding:12px 18px;border:0;border-top:1px solid var(--line);border-radius:0;background:#fff;font-size:13px;font-weight:600;opacity:1;transform:none}
.artwork:hover .expand{background:#eaf2ff}
.artwork img{object-fit:contain}
.hero-art img{max-width:1920px;margin-inline:auto}
footer p{font-size:16px}footer>a:last-of-type{font-size:14px}.footer-bottom{font-size:13px;line-height:1.7}
.reading-copy{border:1px solid #cbd9ec;border-radius:6px;margin:16px 0 24px;background:#fff;color:var(--ink)}
.hero .reading-copy{margin:20px 4%}
.reading-copy summary{cursor:pointer;padding:16px 20px;color:var(--blue);font-size:15px;font-weight:600;min-height:48px}
.reading-copy summary:focus-visible{outline:3px solid #5999ff;outline-offset:3px}
.reading-body{padding:0 20px 20px;max-width:900px;font-size:17px;line-height:1.8}
.reading-body h3{font-size:24px;line-height:1.3;margin:10px 0 16px;letter-spacing:-.5px}
.reading-body p{margin:12px 0}.reading-body ul{padding-left:24px}.reading-body li{margin:8px 0}
.viewer-toolbar{gap:16px;flex-wrap:wrap;font-size:12px}.zoom-controls{display:flex;align-items:center;gap:8px;margin-left:auto}.zoom-controls button{min-height:44px;min-width:44px;padding:8px 12px;border:1px solid #bdcce3;border-radius:8px;background:#f1f6fd;color:#073ebd;font-size:16px}.zoom-controls button:disabled{opacity:.4;cursor:default}.zoom-controls output{min-width:52px;text-align:center;font-size:14px}.viewer-close{min-height:44px}.viewer-scroll img{min-width:0;max-width:none;width:100%}.viewer-scroll{overscroll-behavior:contain;touch-action:pan-x pan-y pinch-zoom}dialog p{font-size:14px;line-height:1.5}
@media(max-width:1250px){.header-cta{display:none}}
@media(max-width:700px){.announcement{font-size:10px;letter-spacing:1px}.brand small{font-size:8px;letter-spacing:.9px}.menu-toggle{font-size:14px;min-height:44px}.header nav{font-size:16px}.header nav a{min-height:44px}.hero-bottom{flex-wrap:wrap;gap:12px}.hero-bottom>span{font-size:11px;max-width:none;flex-basis:100%;letter-spacing:.7px}.hero-bottom a{font-size:14px}.eyebrow{font-size:11px}.section-heading p{font-size:16px}.caption{font-size:11px;flex-wrap:wrap;gap:10px}.caption a{font-size:13px}.expand{font-size:12px;padding:11px 14px}.reading-body{font-size:16px;padding:0 16px 16px}.reading-copy summary{font-size:14px;padding:15px 16px}.reading-body h3{font-size:22px}footer p{font-size:15px}.footer-bottom{font-size:12px}.viewer-toolbar>span{flex-basis:100%;font-size:11px}.zoom-controls{margin-left:0;gap:5px}.zoom-controls button{padding:8px;min-width:40px}.viewer-close{padding:10px 14px;margin-left:auto}dialog{padding:12px}.viewer-scroll{max-height:65dvh}}

/* Hero: independent semantic text over an image containing no lettering. */
.hero-stage{position:relative;isolation:isolate;min-height:600px;aspect-ratio:1672/941;max-width:1920px;margin-inline:auto;display:grid;grid-template-columns:55% 45%;align-items:center;background:#eff6ff;overflow:hidden}
.hero-background{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-1}
.hero-copy{padding:6% 0 8% 7.5%;min-width:0}
.hero-brand{font-size:clamp(36px,4.6vw,82px);letter-spacing:-.065em;margin-bottom:clamp(30px,4vw,70px)}
.hero-brand i{font-size:1.15em}.hero-brand small{font-size:clamp(9px,1.05vw,18px);letter-spacing:.22em;margin-top:14px}
.hero-copy h1{font-size:clamp(32px,3.95vw,74px);font-weight:900;line-height:1.04;letter-spacing:-.045em;text-transform:uppercase;margin:0;color:#06090d}
.hero-rule{display:block;width:60px;height:5px;background:var(--blue);margin:24px 0}
.hero-description{font-size:clamp(13px,1.42vw,24px);line-height:1.6;letter-spacing:.16em;text-transform:uppercase;margin:0;color:#172333}
.hero-science-note{position:absolute;top:12%;right:2.7%;max-width:18%;margin:0;color:#fff;font-size:clamp(13px,1.22vw,23px);font-weight:700;line-height:1.55;letter-spacing:.045em;text-transform:uppercase;text-shadow:0 1px 4px #163653,0 1px 8px #16365366;background:none;border:0;box-shadow:none;padding:0}
.hero-science-note strong{font-weight:900}
@media(max-width:900px) and (min-width:701px){.hero-stage{min-height:500px}.hero-copy h1{font-size:36px}.hero-brand{font-size:42px}.hero-description{font-size:13px;letter-spacing:.1em}.hero-science-note{font-size:13px}}
@media(max-width:700px){.hero-stage{display:flex;flex-direction:column;align-items:stretch;aspect-ratio:auto;min-height:0;background:#f4f8ff;overflow:visible}.hero-copy{order:0;padding:35px 5% 24px;background:linear-gradient(120deg,#fff,#f1f7ff)}.hero-brand{font-size:38px;margin-bottom:30px}.hero-brand small{font-size:8px;letter-spacing:.16em}.hero-copy h1{font-size:clamp(30px,7.6vw,51px);line-height:1.08}.hero-rule{margin:20px 0;width:48px;height:4px}.hero-description{font-size:13px;letter-spacing:.09em}.hero-background{position:relative;order:1;inset:auto;z-index:0;width:100%;height:330px;object-fit:cover;object-position:82% center}.hero-science-note{position:static;order:2;max-width:none;padding:22px 5% 28px;font-size:18px;color:#123b6d;text-shadow:none;letter-spacing:.045em;background:none}.hero-science-note br{display:none}.hero-science-note strong{display:block}}

/* Slightly larger navigation and brand in the site header. */
.header{min-height:110px;padding-top:22px;padding-bottom:22px}
.header>.brand{font-size:38px}
.header>.brand i{font-size:46px}
.header>.brand small{font-size:10px;letter-spacing:1.4px}
.header nav{font-size:16px;gap:26px}
.header-cta{font-size:14px;padding:15px 22px}
:root{scroll-padding-top:125px}
@media(max-width:1100px) and (min-width:701px){.header nav{gap:18px;font-size:15px}}
@media(max-width:700px){.header{min-height:90px;padding:17px 5%}.header>.brand{font-size:31px}.header>.brand i{font-size:36px}.header>.brand small{font-size:8px;letter-spacing:1px}.header nav{font-size:17px;gap:4px}:root{scroll-padding-top:100px}}

@media(min-width:701px) and (max-width:1000px){
 .header{justify-content:space-between;min-height:100px}
 .menu-toggle{display:flex;align-items:center;gap:16px;min-height:44px;background:none;border:1px solid var(--line);border-radius:25px;padding:10px 16px;font-size:15px}
 .header nav{display:none;position:absolute;top:100%;left:0;right:0;margin:0;padding:20px 4%;background:white;border-bottom:1px solid var(--line);font-size:17px}
 .header nav.open{display:flex;flex-direction:column;gap:4px}.header nav a{min-height:44px}
}

.hero-stage{width:100%}

@media(min-width:1001px){
 .hero-science-note{right:calc(2.7% + 135px);font-size:clamp(12px,1.08vw,21px)}
}

/* Mobile header, hero and footer. Desktop refinements remain scoped above. */
@media(max-width:700px){
 :root{scroll-padding-top:94px}
 .announcement{min-height:30px;padding:8px 6%;font-size:9px;letter-spacing:.08em}
 .header{min-height:80px;padding:14px 6%;gap:12px}
 .header>.brand{font-size:clamp(25px,7vw,31px)}
 .header>.brand i{font-size:1.1em;margin-left:3px}
 .header>.brand small{font-size:7px;letter-spacing:.07em}
 .menu-toggle{min-width:76px;min-height:44px;padding:10px 12px;gap:10px;font-size:13px;flex-shrink:0}
 .header nav{padding:16px 6% 22px;max-height:calc(100dvh - 80px);overflow:auto}
 .header nav a{padding:14px 0}
 .hero-copy{padding:34px 6% 28px}
 .hero-brand{font-size:clamp(31px,9vw,42px);margin-bottom:28px}
 .hero-brand small{font-size:8px;letter-spacing:.1em}
 .hero-copy h1{font-size:clamp(28px,7.5vw,46px);line-height:1.1;letter-spacing:-.04em}
 .hero-description{font-size:12px;line-height:1.8;letter-spacing:.07em}
 .hero-background{height:auto;aspect-ratio:6/5;object-position:82% center}
 .hero-science-note{padding:24px 6%;font-size:17px;line-height:1.6}
 .hero-bottom{padding:20px 6%;gap:14px}
 .hero-bottom>span{font-size:10px;line-height:1.7}
 .hero-bottom a{display:flex;width:100%;min-height:44px;align-items:center;justify-content:space-between}
 .closing{margin-top:0;padding:46px 6%;isolation:isolate}
 .closing h2{font-size:clamp(34px,9vw,48px);line-height:1.1;letter-spacing:-.04em}
 .closing .eyebrow{position:relative;z-index:1;font-size:10px}
 .closing .button{min-height:48px;align-items:center;gap:28px}
 .orb{z-index:-1;right:-130px;opacity:.4}
 footer{display:grid;grid-template-columns:1fr;padding:34px 6% 24px;gap:24px}
 footer .brand{font-size:29px;justify-self:start}
 footer .brand i{font-size:34px}
 footer p{margin:0;font-size:15px;line-height:1.7}
 footer>a:last-of-type{min-height:44px;display:flex;align-items:center}
 .footer-bottom{font-size:11px;line-height:1.7;padding-top:20px}
}

footer .footer-message{text-align:center;font-size:20px;font-weight:600;line-height:1.6;color:var(--ink)}
footer .footer-message strong{font-weight:800;color:var(--blue)}
@media(max-width:700px){footer .footer-message{width:100%;justify-self:center;margin:8px 0;font-size:19px;line-height:1.65}}

footer>a.back-to-top{display:inline-flex;align-items:center;justify-content:center;gap:22px;min-height:50px;padding:14px 24px;background:var(--blue);color:#fff;border:1px solid var(--blue);border-radius:28px;font-size:15px;font-weight:700;line-height:1.4;box-shadow:0 5px 16px #0649ec26;transition:background .2s,box-shadow .2s}
footer>a.back-to-top:hover{background:#0037bc;box-shadow:0 7px 20px #0649ec38}
footer>a.back-to-top span{font-size:22px;line-height:1}
@media(max-width:700px){footer>a.back-to-top{width:100%;max-width:340px;justify-self:center;min-height:52px}}

@media(max-width:1000px){.hero-brand{display:none}}

@media(min-width:1001px){.hero-copy{position:relative;top:-30px}}

@media(min-width:1001px){
 .hero-copy{position:absolute;top:12%;left:0;width:55%;padding-top:0;padding-bottom:0}
}

/* Mobile hero uses a single photographic composition with native text. */
@media(max-width:700px){
 .hero-stage{display:block;position:relative;isolation:isolate;min-height:660px;min-height:clamp(620px,165vw,780px);overflow:hidden;background:#eef6ff}
 .hero-background{position:absolute;inset:0;z-index:-2;width:100%;height:100%;aspect-ratio:auto;object-fit:cover;object-position:69% center}
 .hero-stage::before{content:'';position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,#f5f9fff5 0%,#f5f9ffeb 25%,#f5f9ff55 43%,transparent 60%,#edf5ff22 75%,#edf5fff2 100%);pointer-events:none}
 .hero-copy{position:relative;top:auto;left:auto;width:100%;padding:32px 6% 0;background:none}
 .hero-copy h1{font-size:clamp(27px,7.2vw,43px);line-height:1.1;max-width:540px}
 .hero-copy .hero-rule{margin:18px 0 14px}
 .hero-description{font-size:11px;line-height:1.7;letter-spacing:.06em}
 .hero-science-note{position:absolute;top:auto;bottom:24px;left:6%;right:6%;max-width:none;width:auto;padding:0;margin:0;background:none;font-size:14px;line-height:1.6;color:#123b6d;text-shadow:none}
 .hero-science-note br{display:none}.hero-science-note strong{display:block}
}

@media(max-width:700px){
 .hero-stage{min-height:clamp(590px,153vw,700px);background:linear-gradient(145deg,#f7faff,#dfedfc)}
 .hero-background{inset:auto;top:200px;left:0;width:100%;height:clamp(320px,86vw,450px);object-fit:cover;object-position:right center;mask-image:linear-gradient(to bottom,transparent,#000 12%,#000 85%,transparent)}
 .hero-stage::before{background:linear-gradient(180deg,#f5f9ff 0%,#f5f9ff88 28%,transparent 42%,transparent 80%,#edf5ff88 100%)}
 .hero-science-note{bottom:22px}
}