.cosmos-page{padding-block:32px 54px;max-width:1280px}.cosmos-back{display:inline-block;font-size:.875rem;text-decoration:underline;text-underline-offset:4px;color:#59666c;margin-bottom:28px}.cosmos-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:28px}.cosmos-heading .eyebrow{margin-bottom:10px}.cosmos-heading h1{font-size:clamp(2.7rem,4.5vw,4.2rem);line-height:1.05;margin:0;letter-spacing:-.05em}.cosmos-heading h1 em{font-family:var(--serif);font-weight:400}.cosmos-heading>p{font-size:.9375rem;color:#59666c;margin:0 0 5px}.cosmos-shell{background:#0d1728;color:#f3f6ff;border-radius:14px;overflow:hidden;border:1px solid #24364d;box-shadow:0 18px 50px #13244412}.cosmos-start{display:grid;grid-template-columns:1fr .95fr;min-height:460px}.cosmos-start-copy{padding:44px;position:relative;z-index:1}.cosmos-label{color:#b8c8e0;font-size:.8125rem;letter-spacing:.13em;font-weight:600;margin:0 0 25px}.cosmos-start h2{font-size:clamp(2.4rem,3.8vw,3.8rem);font-weight:500;letter-spacing:-.045em;line-height:1.04;margin:0 0 23px}.cosmos-start-copy>p:not(.cosmos-label){max-width:430px;color:#c0cce0;line-height:1.65}.cosmos-facts{display:flex;flex-wrap:wrap;gap:10px 22px;list-style:none;padding:0;margin:25px 0;color:#e2fc77;font-size:.875rem}.cosmos-primary{background:#e2fc77;color:#172022;border:1px solid #e2fc77;min-height:48px;font-weight:700}.cosmos-primary:hover{background:#f0ffb5}.cosmos-shell .button{border-radius:6px;padding:13px 22px;font-size:1rem}.cosmos-start-copy .cosmos-rules{font-size:.875rem;margin:22px 0 0}.cosmos-start-art{min-height:360px;position:relative;background:#17304a url('/assets/hero.webp') center/cover}.cosmos-start-art:after{content:'';position:absolute;inset:0;background:linear-gradient(0deg,#0d1728e6,transparent 65%)}.cosmos-art-caption{position:absolute;bottom:35px;left:35px;right:24px;z-index:1}.cosmos-art-caption span{display:block;font-size:.75rem;letter-spacing:.15em;color:#e2fc77;margin-bottom:14px}.cosmos-art-caption strong{font-size:1.9rem;line-height:1.15;font-family:var(--serif);font-weight:400}.cosmos-footnote{font-size:.875rem;text-align:center;color:#59666c;margin:22px 0 0}.cosmos-shell :focus-visible{outline:3px solid #e2fc77;outline-offset:4px}.cosmos-shell [tabindex='-1']:focus{outline:none}.cosmos-noscript{padding:20px;background:#edf2ff}.cosmos-noscript a{text-decoration:underline}
.cosmos-toolbar{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px 32px;border-bottom:1px solid #314157;background:#142136}.cosmos-progress{list-style:none;display:flex;gap:24px;margin:0;padding:0}.cosmos-progress li{display:flex;gap:9px;align-items:center;color:#b0bed1;font-size:.875rem}.cosmos-progress li>span:first-child{display:grid;place-items:center;width:28px;height:28px;border:1px solid #526078;border-radius:50%;font-size:.8125rem}.cosmos-progress .current{color:#e2fc77}.cosmos-progress .current>span:first-child{background:#e2fc77;color:#172022;border-color:#e2fc77}.cosmos-progress .complete{color:#d8e3f3}.cosmos-total{font-size:.875rem;margin:0;white-space:nowrap;color:#b7c8df}.cosmos-total strong{font-size:1.3rem;color:white}.cosmos-case{display:grid;grid-template-columns:.78fr 1.22fr}.cosmos-observation{padding:35px 32px;background:#101e32;border-right:1px solid #314157;min-width:0}.cosmos-observation h2{font-size:2.6rem;font-family:var(--serif);font-weight:400;line-height:1.08;letter-spacing:-.02em;margin:0 0 25px}.cosmos-observation .cosmos-label{margin-bottom:20px}.cosmos-evidence{margin:0;background:#14263c;border:1px solid #3a4e67;border-radius:8px;overflow:hidden}.cosmos-diagram{display:block;width:100%;height:auto;fill:none;stroke:#849cb9;stroke-width:2}.cosmos-diagram text{fill:#d5e3f5;stroke:none;font-size:14px;font-family:Arial,sans-serif}.cosmos-diagram .diagram-accent{stroke:#e2fc77;stroke-width:3}.cosmos-diagram .diagram-fill{fill:#355477;stroke:#97bade}.cosmos-diagram .diagram-warm{fill:#b97155;stroke:#f4c89c}.cosmos-diagram .diagram-muted{stroke:#6e87a4;stroke-width:7}.cosmos-evidence figcaption{padding:15px 18px;font-size:.9375rem;font-weight:600;border-top:1px solid #3a4e67}.cosmos-evidence figcaption span{display:block;font-size:.8125rem;font-weight:400;color:#b7c8df;margin-top:5px}.cosmos-description{font-size:.875rem;margin-top:16px;color:#bdcce0}.cosmos-description summary{cursor:pointer;text-decoration:underline;text-underline-offset:4px;min-height:32px}.cosmos-description p{line-height:1.65;margin:8px 0 0}.cosmos-potential{margin-top:27px;padding-top:22px;border-top:1px solid #3a4e67;display:flex;justify-content:space-between;align-items:center;gap:12px;font-size:.875rem;color:#bdcce0}.cosmos-potential strong{font-size:1.2rem;white-space:nowrap;color:#e2fc77}.cosmos-investigation{padding:35px 36px;min-width:0}.cosmos-investigation>.cosmos-label{margin-bottom:12px}.cosmos-investigation h3{font-size:1.5rem;line-height:1.4;letter-spacing:-.02em;margin:0 0 22px;font-weight:500}.cosmos-clues{list-style:none;margin:0;padding:0;display:grid;gap:10px}.cosmos-clues li{padding:15px 18px;background:#1c2c41;border-left:2px solid #e2fc77;border-radius:0 5px 5px 0}.cosmos-clues li>span{font-size:.75rem;font-weight:700;letter-spacing:.12em;color:#e2fc77}.cosmos-clues p{line-height:1.6;font-size:1rem;margin:7px 0 0;color:#e0e8f4}.cosmos-hint{background:transparent;color:#d5e4fa;border:1px solid #576b86;border-radius:5px;padding:10px 13px;font-size:.875rem;min-height:44px;margin:13px 0 24px;text-align:left}.cosmos-hint:hover:not(:disabled){background:#1c2c41;border-color:#e2fc77}.cosmos-hint:disabled{opacity:1;color:#97aac3;border-color:transparent}.cosmos-investigation fieldset{border:0;padding:0;margin:0 0 18px;min-width:0}.cosmos-investigation legend{margin-bottom:13px;font-size:.9375rem;font-weight:600}.cosmos-options{display:grid;grid-template-columns:1fr 1fr;gap:10px}.cosmos-option{display:flex;align-items:center;gap:10px;padding:13px 12px;border:1px solid #536680;border-radius:6px;cursor:pointer;font-size:1rem;line-height:1.35;min-height:62px;position:relative;background:#152339;flex-wrap:wrap}.cosmos-option input{position:absolute;width:1px;height:1px;opacity:0;margin:0}.cosmos-option>span:nth-of-type(2){flex:1;min-width:0}.cosmos-option-letter{font-size:.8125rem;color:#b3c5de;display:grid;place-items:center;width:25px;height:25px;border:1px solid #657890;border-radius:4px;flex-shrink:0}.cosmos-option:has(input:checked){border-color:#e2fc77;background:#263445}.cosmos-option:has(input:checked) .cosmos-option-letter{background:#e2fc77;color:#152339;border-color:#e2fc77}.cosmos-option:has(input:focus-visible){outline:3px solid #e2fc77;outline-offset:3px}.cosmos-option:hover:not(:has(input:disabled)){background:#23334a}.cosmos-option:has(input:disabled){cursor:default}.cosmos-option.correct{border-color:#e2fc77;background:#293b34}.cosmos-option.incorrect{border-color:#eeb7a1;background:#3b2e31}.cosmos-option-state{font-size:.75rem;flex-basis:100%;font-weight:700;color:#e2fc77;padding-left:35px}.cosmos-option.incorrect .cosmos-option-state{color:#f4c3ae}.cosmos-choice-note{font-size:.8125rem;color:#b0c0d6;margin:12px 0 0}.cosmos-reveal{margin-top:24px;padding-top:24px;border-top:1px solid #536680}.cosmos-reveal .cosmos-label{color:#f4c3ae;margin-bottom:10px}.cosmos-reveal.is-correct .cosmos-label{color:#e2fc77}.cosmos-reveal p{color:#d5e0ef;line-height:1.7}.cosmos-reveal h3{margin-bottom:12px;font-size:1.65rem}.cosmos-reveal .button{display:block;margin-top:23px}.cosmos-source{display:inline-block;color:inherit;font-size:.875rem;text-decoration:underline;text-underline-offset:4px;line-height:1.6}.cosmos-result{padding:38px}.cosmos-result-top{display:grid;grid-template-columns:1fr auto;gap:35px;align-items:center}.cosmos-result h2{font-size:2.5rem;line-height:1.15;font-weight:500;letter-spacing:-.035em;margin:0}.cosmos-result h2 span{display:block;font-size:1.65rem;font-family:var(--serif);font-weight:400;color:#d0dff2;margin-top:10px}.cosmos-result-top p:not(.cosmos-label){max-width:560px;color:#bdcce0;line-height:1.65}.cosmos-score{border:1px solid #587344;background:#22352d;border-radius:50%;width:155px;height:155px;display:flex;flex-direction:column;justify-content:center;align-items:center;color:#e2fc77}.cosmos-score strong{font-size:3.8rem;line-height:1;font-weight:500;letter-spacing:-.07em}.cosmos-score span{font-size:.875rem;margin-top:8px}.cosmos-summary{margin:28px 0}.cosmos-summary details{border-block-start:1px solid #3a4e67;padding:16px 0}.cosmos-summary details:last-child{border-bottom:1px solid #3a4e67}.cosmos-summary summary{cursor:pointer;display:flex;justify-content:space-between;gap:16px;font-size:1rem}.cosmos-summary summary>span:before{content:'+';display:inline-block;margin-right:12px;color:#e2fc77}.cosmos-summary details[open] summary>span:before{content:'−'}.cosmos-summary summary strong{white-space:nowrap;color:#e2fc77;font-size:.9375rem}.cosmos-summary details>p{max-width:740px;color:#bdcce0;line-height:1.7}.cosmos-result-actions{display:flex;gap:15px;align-items:center;flex-wrap:wrap}.cosmos-secondary{background:transparent;border:1px solid #99acc6;color:#f3f6ff}.cosmos-secondary:hover{background:#23334a}.cosmos-text-button{border:0;background:transparent;color:#d5e4fa;text-decoration:underline;text-underline-offset:4px;font-size:.9375rem;min-height:44px;padding:8px}.cosmos-share-status{font-size:.875rem;color:#e2fc77;line-height:1.6;margin-bottom:0}.cosmos-share-status:empty{display:none}#manual-share{margin-top:20px;font-size:.875rem}#share-text{width:100%;margin-top:12px;padding:13px;font:inherit;line-height:1.6;border:1px solid #97aac3;border-radius:5px;background:#f3f6ff;color:#172022}.cosmos-book{padding:35px 38px;display:grid;grid-template-columns:155px 1fr;gap:35px;align-items:center;background:#eaf2ff;color:#172022}.cosmos-book .cosmos-label{color:#34569b;margin-bottom:12px}.cosmos-book h2{font-size:2.4rem;letter-spacing:-.035em;line-height:1.06;font-weight:500;margin:0 0 18px}.cosmos-book p:not(.cosmos-label){max-width:580px;line-height:1.7;color:#344256}.cosmos-book-image img{display:block;width:100%;height:auto;max-height:240px;object-fit:contain;filter:drop-shadow(8px 8px 8px #14223826)}.cosmos-book-actions{display:flex;gap:24px;align-items:center;flex-wrap:wrap}.cosmos-book .cosmos-primary{background:#204ae8;color:#fff;border-color:#204ae8}.cosmos-book .cosmos-primary:hover{background:#153ac5}.cosmos-book :focus-visible{outline-color:#204ae8}.cosmos-photo-credit{font-size:.75rem;line-height:1.6;color:#667480;text-align:center;margin:12px auto 0;max-width:850px}.cosmos-photo-credit a{text-decoration:underline;text-underline-offset:3px}
@media(max-width:1000px){.cosmos-progress{gap:12px}.cosmos-case{grid-template-columns:.78fr 1fr}.cosmos-observation{padding:28px 24px}.cosmos-investigation{padding:28px 24px}.cosmos-options{grid-template-columns:1fr}.cosmos-potential{display:block}.cosmos-potential strong{display:block;margin-top:8px}}
@media(max-width:760px){.cosmos-page{padding-block:24px 36px}.cosmos-back{margin-bottom:22px}.cosmos-heading{display:block}.cosmos-heading>p{margin-top:14px}.cosmos-start{grid-template-columns:1fr}.cosmos-start-copy{padding:28px}.cosmos-start-art{min-height:145px;order:-1}.cosmos-art-caption{bottom:22px;left:28px}.cosmos-art-caption strong{display:none}.cosmos-art-caption span{margin:0}.cosmos-start h2{font-size:2.8rem}.cosmos-heading h1 em{display:block}.cosmos-footnote{line-height:1.7}.cosmos-shell .button{width:100%}.cosmos-toolbar{display:block;padding:18px 20px}.cosmos-progress{justify-content:space-between;gap:6px}.cosmos-progress li{font-size:.8125rem;gap:5px}.cosmos-progress li>span:first-child{width:24px;height:24px;font-size:.75rem}.cosmos-total{text-align:right;margin-top:12px}.cosmos-case{grid-template-columns:1fr}.cosmos-observation{border-right:0;border-bottom:1px solid #314157;padding:25px 22px}.cosmos-observation h2{font-size:2.4rem;margin-bottom:18px}.cosmos-diagram{max-height:185px}.cosmos-evidence figcaption{padding:12px 16px}.cosmos-description{margin-top:12px}.cosmos-potential{display:flex;margin-top:15px;padding-top:14px}.cosmos-potential strong{margin:0}.cosmos-investigation{padding:26px 22px}.cosmos-investigation h3{font-size:1.35rem}.cosmos-options{grid-template-columns:1fr}.cosmos-result{padding:28px 22px}.cosmos-result-top{grid-template-columns:1fr;gap:16px}.cosmos-result h2{font-size:2.25rem}.cosmos-score{width:125px;height:125px;justify-self:center}.cosmos-score strong{font-size:3.2rem}.cosmos-result-actions{justify-content:center}.cosmos-book{grid-template-columns:1fr;gap:26px;padding:28px 22px}.cosmos-book-image{max-width:125px;justify-self:center}.cosmos-book h2{font-size:2.1rem}.cosmos-book-actions{gap:18px;justify-content:center}.cosmos-label{font-size:.75rem}.cosmos-start-copy .cosmos-rules{font-size:.875rem}.cosmos-summary summary{font-size:.9375rem}}
@media(max-width:360px){.cosmos-progress li{flex-direction:column}.cosmos-start-copy{padding:24px}.cosmos-start h2{font-size:2.4rem}.cosmos-heading h1{font-size:2.6rem}}

.cosmos-shell,#reveal-title{scroll-margin-top:115px}@media(max-width:600px){.cosmos-shell,#reveal-title{scroll-margin-top:95px}}


@media(max-width:760px){.cosmos-start-art{order:0;min-height:130px}.cosmos-start-copy{padding:26px}.cosmos-start h2{font-size:2.5rem}.cosmos-diagram{max-height:145px}.cosmos-observation h2{font-size:2.1rem}}


.cosmos-book-number{text-align:center;color:#204ae8}.cosmos-book-number strong{font-family:var(--serif);font-weight:400;font-size:7rem;line-height:1;letter-spacing:-.05em;display:block}.cosmos-book-number span{display:block;font-size:.875rem;line-height:1.5;margin-top:8px}@media(max-width:760px){.cosmos-book-number{display:none}}