:root{--paper:#f5f4ef;--white:#fff;--ink:#172b3a;--muted:#5f6d74;--line:#d9dedb;--teal:#246f6b;--deep:#102b3b;--serif:Georgia,"Times New Roman",serif;--sans:"DM Sans",Arial,sans-serif;--display:Manrope,"DM Sans",sans-serif;--max:1180px}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);line-height:1.6}a{color:inherit;text-decoration:none}a:hover{color:var(--teal)}img{display:block;width:100%;height:100%;object-fit:cover}.shell{width:min(var(--max),calc(100% - 56px));margin-inline:auto}.topline{background:var(--deep);color:#b8c9c9;font-size:10px;letter-spacing:.16em;font-weight:700}.topline-inner{display:flex;justify-content:space-between;padding:9px 0}.masthead{padding:24px 0 20px}.masthead-inner{display:flex;align-items:center;justify-content:space-between}.brand{display:inline-flex;align-items:center;gap:12px;color:var(--ink)}.brand-mark{font:800 44px/.9 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11px}.reading-time{font-size:8px;font-weight:700;letter-spacing:.15em;color:#5f6d74}.section-block{padding:55px 0 65px;border-top:1px solid var(--line)}.section-heading{display:flex;justify-content:space-between;align-items:end;margin-bottom:25px}.section-heading h2{font:700 clamp(27px,3vw,38px)/1.1 var(--display);letter-spacing:-.06em;margin:8px 0 0}.section-aside{font:italic 14px var(--serif);color:var(--muted)}.quote-band{background:var(--deep);color:#fff;margin:0}.quote-inner{padding:61px 0 58px}.quote-inner .eyebrow{color:#8ec6bd}.quote-inner p{font:400 clamp(27px,4vw,47px)/1.2 var(--display);letter-spacing:-.05em;margin:20px 0 24px}.quote-inner p em{font-family:var(--serif);color:#9ccac1}.quote-rule{display:block;width:48px;height:2px;background:#c18b60;margin-bottom:14px}.quote-foot{font-size:8px;letter-spacing:.18em;color:#a6b8bb}.feature-row{display:grid;grid-template-columns:1.15fr 1fr;gap:42px;align-items:center}.feature-row-image{height:310px}.feature-row-copy h3{font:700 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var(--display);letter-spacing:-.07em;margin:10px 0 0}.newsletter>p{font-size:12px;line-height:1.9;color:var(--muted);max-width:350px;margin:0}.newsletter-link{white-space:nowrap;font-size:10px;font-weight:700;color:var(--teal);letter-spacing:.08em}.footer{background:var(--deep);color:#dce6e3}.footer-main{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px;padding:46px 0 38px}.brand-light{color:#fff}.brand-light .brand-name small{color:#9eb0b3}.footer-brand p{font:italic 14px var(--serif);color:#9eb0b3;margin:18px 0 0}.footer-col{display:flex;flex-direction:column;gap:10px}.footer-col span{font-size:8px;font-weight:700;letter-spacing:.18em;color:#83bdb3;margin-bottom:5px}.footer-col a{font-size:11px;color:#d0dcda}.footer-bottom{display:flex;justify-content:space-between;border-top:1px solid #34505c;padding:16px 0 19px;color:#93a9ac;font-size:9px;letter-spacing:.04em}
/* Article and information pages */.article-shell{max-width:850px;padding:58px 0 90px}.article-kicker{font-size:9px;letter-spacing:.18em;color:var(--teal);font-weight:700}.article-title{font:800 clamp(38px,6vw,66px)/1.02 var(--display);letter-spacing:-.07em;margin:15px 0}.article-deck{font:18px/1.6 var(--serif);color:var(--muted);max-width:720px}.article-meta{display:flex;gap:18px;margin:22px 0 28px;padding-bottom:18px;border-bottom:1px solid var(--line);font-size:9px;letter-spacing:.12em;color:#5f6d74}.article-hero{height:390px;margin-bottom:12px}.image-note{font-size:9px;color:#5f6d74;margin-bottom:34px}.article-content{max-width:690px;margin:auto;font-size:15px;line-height:1.9;color:#344650}.article-content h2{font:700 27px/1.2 var(--display);letter-spacing:-.04em;color:var(--ink);margin:37px 0 13px}.article-content p{margin-bottom:20px}.article-content ul{padding-left:20px}.article-content li{margin:9px 0}.article-content a{color:var(--teal);text-decoration:underline}.source-note{background:#e9eeea;padding:19px 22px;margin:35px 0;font-size:12px;line-height:1.7}.back-link{display:inline-block;margin-top:30px;font-size:10px;font-weight:700;color:var(--teal);letter-spacing:.08em}.info-content{max-width:760px;padding:65px 0 100px}.info-content h1{font:800 clamp(40px,6vw,65px)/1.05 var(--display);letter-spacing:-.07em;margin:12px 0 22px}.info-content h2{font:700 23px var(--display);margin:34px 0 10px}.info-content p,.info-content li{font-size:14px;line-height:1.9;color:#52636a}.info-content ul{padding-left:20px}@media(max-width:850px){.shell{width:min(var(--max),calc(100% - 38px))}.nav-inner{gap:19px}.lead-layout{grid-template-columns:1fr;gap:28px}.side-stories{display:grid;grid-template-columns:1fr 1fr}.side-story{grid-template-columns:110px 1fr}.side-image{height:110px}.newsletter{grid-template-columns:1fr 1fr}.newsletter-link{grid-column:2}.feature-row{gap:25px}}@media(max-width:600px){.topline-inner span:last-child,.masthead-note{display:none}.masthead{padding:17px 0}.brand-mark{font-size:38px}.brand-name{font-size:20px}.menu-toggle{display:block}.navigation{display:none}.navigation.is-open{display:block}.nav-inner{display:flex;flex-direction:column;align-items:stretch;gap:0;padding-top:8px;padding-bottom:8px}.nav-inner a{padding:10px 0;border-bottom:1px solid var(--line)}.nav-inner .nav-about{margin-left:0}.intro{display:block;padding:45px 0 28px}.intro>p{margin:22px 0 0}.lead-layout{padding-bottom:45px}.lead-image{height:250px}.lead-copy h2{font-size:32px}.side-stories{display:flex}.side-story{grid-template-columns:105px 1fr;gap:14px}.side-image{height:105px}.section-block{padding:40px 0 45px}.section-heading{align-items:start;gap:15px;flex-wrap:wrap}.section-heading .text-link{white-space:normal;margin-top:0}.quote-inner{padding:45px 0}.feature-row{grid-template-columns:1fr;gap:20px}.feature-row-image{height:220px}.planet-panel{height:390px}.planet-copy{left:7%;right:7%;max-width:none}.newsletter{grid-template-columns:1fr;gap:17px;padding-top:40px;padding-bottom:45px}.newsletter-link{grid-column:auto}.footer-main{grid-template-columns:1fr 1fr;gap:28px}.footer-brand{grid-column:1/-1}.footer-bottom{gap:12px;flex-direction:column}.article-shell{padding:40px 0 65px}.article-hero{height:250px}.article-title{font-size:42px}.article-deck{font-size:16px}.article-content{font-size:14px}.info-content{padding:45px 0 70px}}
/* Accessibility: visible keyboard focus, skip navigation and reduced motion */
a:focus-visible, button:focus-visible { outline: 3px solid #b56d36; outline-offset: 4px; border-radius: 2px; }
.skip-link { position: absolute; z-index: 1000; top: 8px; left: 8px; padding: 11px 15px; background: var(--deep); color: #fff; font-size: 13px; font-weight: 700; transform: translateY(-160%); }
.skip-link:focus { transform: translateY(0); color: #fff; }
#main-content { scroll-margin-top: 90px; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

.planet-feature { margin-top: 34px; }