/* Shared midnight theme and cinematic homepage. */
:root{color-scheme:dark;--bg:#070d17;--paper:#101d2e;--panel:#101d2e;--panel2:#17273c;--ink:#ecf4ff;--muted:#9eafc5;--line:#293d55;--green:#6be8f9;--lime:#163448;--teal:#88d9e8;--amber:#ffbe78;--amber-bg:#352c23;--red:#ff9685;--red-bg:#34232d;--purple:#b9a4ff;--cyan:#6be8f9;--gold:#ffbe78;--mint:#9be5c0}
body{background:#070d17;color:#ecf4ff}
.site-header{position:relative;background:#080f1b;color:#ecf4ff;border-bottom:1px solid #26364b}
.site-nav-inner{max-width:1420px;padding:22px 48px;min-height:96px}
.site-wordmark strong{font-size:25px;font-weight:750;letter-spacing:-1px}
.site-wordmark strong::after{content:"";display:inline-block;width:6px;height:6px;background:#6be8f9;border-radius:50%;margin-left:5px;box-shadow:0 0 14px #6be8f970}
.site-wordmark span{color:#90a6c2;font-size:10px;letter-spacing:1.8px}
.site-desktop-nav{gap:30px;font-weight:500}
.site-desktop-nav a{color:#bacbe0;transition:color .18s}
.site-desktop-nav a:hover,.site-desktop-nav a[aria-current=page]{color:#8deefa;border-color:#6be8f9}
.site-desktop-nav a:last-child{border:1px solid #3b526d;padding:10px 18px;border-radius:8px;color:#ecf4ff}
.site-mobile-nav nav{background:#101c2c;border-color:#31475f;box-shadow:0 16px 30px #0006}
.site-header .site-mobile-nav{padding:0;border:0}
.site-skip{background:#6be8f9;color:#07121e}
.editorial{background:#070d17;font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#ecf4ff}
.editorial .wrap{max-width:1376px;padding-left:48px;padding-right:48px}
.editorial h1,.editorial h2,.editorial h3{font-family:inherit;font-weight:700}
.editorial h1{letter-spacing:-.055em;line-height:1.02}
.editorial h2{letter-spacing:-.035em;line-height:1.13}
.editorial h3{letter-spacing:-.025em;line-height:1.3;font-weight:650}
.editorial .eyebrow{color:#79dfed;font-size:11px;letter-spacing:2px;font-weight:650}
.editorial .lead{color:#adbed4;font-size:20px;line-height:1.65}
.editorial .hero-home{display:block;position:relative;isolation:isolate;min-height:780px;padding:80px 0 48px;overflow:hidden;background:#060e19}
.editorial .hero-figure{position:absolute;inset:0;z-index:-2;margin:0}
.editorial .hero-figure img{width:100%;height:100%;aspect-ratio:auto;object-fit:cover;object-position:center center;border-radius:0}
.editorial .hero-home::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,#060e19f5 0%,#060e19e8 26%,#060e1988 49%,#060e1900 78%),linear-gradient(0deg,#070d17 0%,#070d1700 34%)}
.editorial .hero-content{position:relative}
.editorial .hero-home h1{font-size:clamp(62px,6.7vw,100px);margin:28px 0;max-width:780px;line-height:1.01;letter-spacing:-.06em}
.editorial .hero-home h1 em{font-style:normal;font-weight:750;color:#8eeafa;background:linear-gradient(115deg,#edfcff 0%,#8ceaf7 40%,#61badd 100%);background-clip:text;-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.editorial .hero-home .lead{max-width:515px;color:#b6c9df;font-size:19px}
.signal-dot{display:inline-block;width:7px;height:7px;margin:0 9px 1px 0;border-radius:50%;background:#6be8f9;box-shadow:0 0 18px #6be8f9}
.editorial .actions{gap:14px;margin-top:32px}
.editorial .button,.editorial .dark-band .button{border-radius:8px;background:#6be8f9;color:#07131e;border:1px solid #6be8f9;min-height:52px;padding:14px 21px;font-weight:650;box-shadow:0 0 28px #5adced12;transition:background .18s,transform .18s,box-shadow .18s}
.editorial .button:hover{background:#a6f3ff;transform:translateY(-2px);box-shadow:0 5px 25px #5adced25}
.editorial .button.secondary,.editorial .dark-band .button.secondary{background:#0b172a99;color:#e4f4ff;border-color:#526c87;box-shadow:none;backdrop-filter:blur(10px)}
.editorial .button.secondary:hover{background:#1d334b;border-color:#9ed8e8}
.editorial .hero-scroll{display:inline-flex;align-items:center;gap:12px;margin-top:42px;font-size:12px;letter-spacing:.5px;text-decoration:none;color:#91a9c4}
.editorial .hero-scroll span{display:grid;place-items:center;width:30px;height:30px;border:1px solid #405770;border-radius:50%;color:#b8ecf5}
.hero-index{position:absolute;right:48px;bottom:47px;color:#b5d4e4;font:10px/1.5 ui-monospace,monospace;letter-spacing:3px;writing-mode:vertical-rl}
.editorial .intro-strip{background:linear-gradient(110deg,#15283c,#0e1b2c);border:1px solid #2b465e;border-left:3px solid #6be8f9;border-radius:0 12px 12px 0;margin:22px 0 76px;padding:30px 34px;gap:38px;grid-template-columns:170px 1fr;color:#adbed4;font-size:15px}
.editorial .intro-strip strong{color:#ecf4ff;font-size:20px;letter-spacing:-.5px}
.editorial .section{padding-top:76px;padding-bottom:76px;border-top:1px solid #22344a}
.editorial .section-heading{margin-bottom:34px}
.editorial .section-heading h2{max-width:820px;font-size:clamp(34px,3.7vw,52px);margin:15px 0 20px}
.editorial .section-heading p{max-width:690px;color:#9fb3cd;font-size:16px}
.editorial .section-heading .eyebrow{color:#79dfed;font-size:11px}
.editorial .grid{gap:18px}
.editorial .card{position:relative;background:linear-gradient(140deg,#122138,#0d1828);border:1px solid #273e59;border-radius:14px;padding:30px;transition:border-color .2s,transform .2s,box-shadow .2s;overflow:hidden}
.editorial .card::after{content:"";position:absolute;top:0;left:30px;right:30px;height:1px;background:linear-gradient(90deg,transparent,#79dfed55,transparent)}
.editorial a.card:hover{border-color:#5a9ab2;transform:translateY(-5px);box-shadow:0 14px 35px #0003}
.editorial .card h3{font-size:23px;line-height:1.3;color:#ecf4ff}
.editorial .card p{font-size:15px;color:#a5b8d1;line-height:1.75}
.editorial .card .meta{color:#87a2c0;font-size:11px;letter-spacing:.8px}
.editorial .card .number{font:650 38px/1.1 ui-sans-serif,sans-serif;letter-spacing:-2px;color:#6be8f9;margin-bottom:24px}
.editorial .card .card-link{color:#8be5f3;font-size:13px;padding-top:26px}
.editorial .card-link>span{float:right;transition:transform .18s}
.editorial .card:hover .card-link>span{transform:translate(2px,-2px)}
.editorial .human-feature{position:relative;isolation:isolate;margin-bottom:22px;border:1px solid #32485f;border-radius:16px;min-height:455px;overflow:hidden;display:flex;align-items:center;justify-content:flex-end}
.editorial .human-feature>img{position:absolute;inset:0;z-index:-2;width:100%;height:100%;object-fit:cover;object-position:center 63%}
.editorial .human-feature::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,#07111a00 20%,#07111a40 40%,#07111aec 75%),linear-gradient(0deg,#07111a66,transparent 55%)}
.editorial .human-feature>div{padding:48px;max-width:540px;width:47%}
.editorial .human-feature .eyebrow{color:#ffc285}
.editorial .human-feature h3{font-size:clamp(27px,3vw,42px);line-height:1.15;margin:20px 0 28px;letter-spacing:-1.5px}
.editorial .human-feature .text-link{color:#ffe1be;border-color:#bd9a75;font-size:14px}
.editorial .hub-art{margin:0 0 28px;border-radius:18px;overflow:hidden;border:1px solid #3c4a5d}
.editorial .hub-art img{width:100%;height:450px;object-fit:cover;object-position:center 58%}
.editorial .dark-band{position:relative;background:radial-gradient(ellipse at 80% 15%,#15385166,transparent 65%),#0c1828;color:#ecf4ff;border-block:1px solid #293e56;margin-top:0;padding:76px 0}
.editorial .dark-band .eyebrow{color:#79dfed}
.editorial .causal-steps{gap:0;margin:44px 0 36px}
.editorial .causal-steps li{position:relative;border:0;border-top:1px solid #365775;padding:30px 26px 8px 0;margin:0}
.editorial .causal-steps li::before{content:"";position:absolute;top:-5px;left:0;width:9px;height:9px;background:#6be8f9;border-radius:50%;box-shadow:0 0 18px #6be8f977}
.editorial .causal-steps li:last-child::before{background:#ffbe78;box-shadow:0 0 18px #ffbe7877}
.editorial .causal-steps span{color:#70cdda;font-size:11px;letter-spacing:1px}
.editorial .causal-steps h3{font-family:inherit;font-size:24px;line-height:1.25}
.editorial .causal-steps p{font-size:15px;color:#a5b8d1}
.editorial .page-head{max-width:1050px;padding-top:42px;padding-bottom:50px}
.editorial .page-head h1{font-size:clamp(42px,5.3vw,74px);letter-spacing:-.052em;margin:21px 0 26px;max-width:1020px}
.editorial .page-head .lead{max-width:820px}
.editorial .breadcrumbs{font-size:12px;margin-bottom:35px;color:#8098b5}
.editorial .page-meta{color:#8da5bf;font-size:12px}
.editorial .reading-layout{grid-template-columns:minmax(0,780px) 260px;gap:72px}
.editorial .prose{color:#bacbe0}
.editorial .prose h2{color:#edf5ff;font-size:32px;font-weight:650;line-height:1.22;letter-spacing:-.035em;margin:45px 0 20px}
.editorial .prose section:first-child h2{margin-top:10px}
.editorial .prose p{font-size:17px;line-height:1.9}
.editorial .prose a:not(.button){color:#97e2f0}
.editorial .reading-nav{border-top:2px solid #477d9b;padding-top:23px}
.editorial .reading-nav strong{font-size:11px;letter-spacing:1.5px;color:#8acfdc}
.editorial .reading-nav a{color:#9eb5cf;border-color:#23374e;font-size:13px;padding:11px 0}
.editorial .reading-nav a:hover{color:#a5f0ff}
.editorial .takeaway,.editorial .callout{background:#102338;border-color:#2a4861;border-radius:10px}
.editorial .takeaway{border-left:3px solid #6be8f9}
.editorial .callout>strong{display:block;margin-bottom:12px;color:#e6f3ff}
.editorial .related-evidence{font-size:14px}
.editorial .evidence-tools{background:#101d2e;border-color:#30475f;border-radius:14px;padding:28px}
.editorial label{color:#c0d0e3}
.editorial input[type=search],.editorial input[type=number],.editorial select{border-color:#425c78;border-radius:8px;background:#091526;color:#e5f2ff;accent-color:#6be8f9;padding:13px}
.editorial .evidence-item{background:linear-gradient(135deg,#101e30,#0d1828);border-color:#2e435c;border-radius:14px;padding:32px;margin-bottom:22px;color:#b8cbe1}
.editorial .evidence-item h2{font-size:29px;color:#edf5ff;font-weight:650;letter-spacing:-.03em}
.editorial .evidence-item .question{color:#7dccdc}
.editorial .pill{background:#173448;color:#9be9f6;border:1px solid #2c5269;border-radius:20px;padding:4px 12px;font-size:11px}
.editorial .source-list a{color:#9bdfea}
.editorial details{border-color:#293e55}
.editorial summary{color:#d6e6f8}
.editorial details p{color:#aabcD3}
.editorial .tool-panel{background:linear-gradient(135deg,#11253b,#0f1b2c);border:1px solid #345671;border-radius:16px;padding:34px}
.editorial .tool-panel .eyebrow{color:#79dfed}
.editorial .result-big{font-family:inherit;font-size:clamp(52px,6vw,82px);font-weight:700;letter-spacing:-.06em;color:#80eafa;font-variant-numeric:tabular-nums}
.editorial .result-bar{height:12px;background:#27354d;border-radius:12px;margin:25px 0}
.editorial .result-bar span{background:linear-gradient(90deg,#3694bd,#8bedf7);border-radius:12px;box-shadow:0 0 24px #6be8f950;transition:width .25s}
.editorial .dependency-tabs button{background:#102139;color:#c4d8ed;border-color:#3c5975;border-radius:9px;padding:13px 22px}
.editorial .dependency-tabs button[aria-pressed=true]{background:#6be8f9;color:#07131f;border-color:#6be8f9;font-weight:650}
.editorial .dependency-chain>div{background:#0a1829;border:1px solid #2e506b;border-top:3px solid #6be8f9;border-radius:10px;color:#a8c0d9}
.editorial .dependency-chain strong{color:#edf5ff}
.editorial .term-note{background:#123047;color:#c8e1ee;border-color:#6be8f9;border-radius:0 8px 8px 0}
.editorial .path-list li::before{color:#6be8f9;font-family:inherit;font-weight:650}
.editorial .text-link{color:#92e3f1}
.site-footer{background:#09121f;border-top:1px solid #263b53;color:#a9bdd5;padding:60px 48px}
.site-footer-inner{max-width:1280px;grid-template-columns:1.4fr 1fr 1fr;gap:50px}
.site-footer strong{color:#edf5ff;font-size:24px;letter-spacing:-1px}
.site-footer p{font-size:13px;line-height:1.8;color:#8fa5c0;margin:15px 0}
.site-footer a{font-size:13px;color:#adbed4}
.site-footer a:hover{color:#84e7f5}
.site-footer nav{gap:14px}
/* Retained interactive experiences use the same palette and typography. */
.legacy-readability,.legacy-story{background:#070d17;color:#ecf4ff}
.legacy-readability .topbar{background:#0c1727;border-color:#293d55}
.legacy-readability h1,.legacy-story h1,.legacy-story h2,.legacy-story .brand,.legacy-story .chart-heading h3,.legacy-story .assumptions-intro h3,.legacy-story .opening-copy .question,.legacy-story .metric-value{font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-weight:650;letter-spacing:-.045em}
.legacy-readability h1 em{font-family:inherit;font-style:normal;font-weight:700;color:#6be8f9}
.legacy-readability .hero-note p{font-family:inherit;color:#adc5df}
.legacy-readability .panel{background:linear-gradient(140deg,#122139,#0c1828);border-color:#2c435f;box-shadow:0 10px 26px #0002}
.legacy-readability select,.legacy-readability input[type=text],.legacy-readability input[type=number]{color:#e9f4ff;background:#0b1727;border-color:#3d5570;color-scheme:dark}
.legacy-readability .tabs button,.legacy-readability .secondary-button{background:#152a40;color:#bad2e9;border-color:#34506b}
.legacy-readability .tabs button.active,.legacy-readability .tabs button[aria-selected=true]{color:#081523;background:#6be8f9}
.legacy-readability input[type=range]{accent-color:#6be8f9}
.legacy-readability .metric strong{color:#ccefff}
.legacy-story .opening{position:relative;padding-top:66px}
.legacy-story h1 em{color:#6be8f9}
.legacy-story .opening>.eyebrow{color:#79dfed}
.legacy-story .chart-panel,.legacy-story .world-panel{background:linear-gradient(135deg,#13253b,#0e1a2b);border-color:#34516d;border-radius:15px}
.legacy-story .metric-value{font-size:clamp(3.2rem,6vw,5.7rem);font-variant-numeric:tabular-nums}
.legacy-story .small,.legacy-story .result-heading p{font-size:13px;line-height:1.75}
.legacy-story .section-kicker{font-size:12px}
@media(min-width:1600px){.editorial .hero-home{min-height:840px;padding-top:100px}.editorial .hero-figure img{object-position:center 45%}}
@media(max-width:1050px){.site-nav-inner{padding:20px 32px}.site-desktop-nav{gap:19px}.editorial .wrap{padding-inline:32px}.editorial .hero-home{min-height:740px;padding-top:64px}.editorial .hero-home h1{font-size:76px}.editorial .reading-layout{grid-template-columns:minmax(0,1fr) 210px;gap:36px}.editorial .human-feature>div{width:50%;padding:34px}.editorial .human-feature{min-height:400px}.editorial .causal-steps{gap:34px 0}.editorial .causal-steps li{padding:25px 30px 5px 0}.editorial .card{padding:26px}.editorial .card h3{font-size:22px}}
@media(max-width:780px){.site-nav-inner{min-height:86px;padding:18px 24px}.site-wordmark strong{font-size:22px}.site-wordmark span{font-size:9px;letter-spacing:1.6px}.editorial .wrap{padding-inline:24px}.editorial .hero-home{min-height:820px;padding:46px 0 35px}.editorial .hero-home h1{font-size:clamp(51px,9.4vw,72px);max-width:680px;margin:23px 0;line-height:1.05}.editorial .hero-home .lead{font-size:17px;max-width:470px}.editorial .hero-home::before{background:linear-gradient(180deg,#060e19f5 0%,#060e19da 40%,#060e1933 80%,#070d17 100%),linear-gradient(90deg,#060e19bb,transparent)}.editorial .hero-figure img{object-position:65% center}.editorial .hero-home .eyebrow{font-size:9px;letter-spacing:1.45px;line-height:1.9}.editorial .hero-scroll{margin-top:35px}.hero-index{display:none}.editorial .intro-strip{grid-template-columns:1fr;padding:25px;gap:10px;margin:8px 0 45px;font-size:15px}.editorial .intro-strip strong{font-size:19px}.editorial .section{padding-block:48px}.editorial .section-heading h2{font-size:36px}.editorial .section-heading p{font-size:15px}.editorial .human-feature{min-height:500px;align-items:flex-end;justify-content:flex-start}.editorial .human-feature>div{padding:28px;width:100%;max-width:480px}.editorial .human-feature::after{background:linear-gradient(0deg,#07111a 0%,#07111add 20%,#07111a00 75%)}.editorial .human-feature>img{object-position:40% center}.editorial .human-feature h3{font-size:33px;line-height:1.12;margin:14px 0 23px}.editorial .dark-band{padding:48px 0}.editorial .reading-layout{display:flex;gap:0}.editorial .page-head{padding-top:29px;padding-bottom:35px}.editorial .page-head h1{font-size:46px;line-height:1.08}.editorial .lead{font-size:18px}.editorial .prose h2{font-size:29px}.editorial .hub-art img{height:350px}.editorial .evidence-item{padding:25px}.editorial .evidence-item h2{font-size:26px}.site-footer{padding:42px 24px}.site-footer-inner{grid-template-columns:1fr 1fr;gap:28px}.site-footer-inner>div{grid-column:1/-1}.legacy-story .opening-grid{gap:30px}.legacy-story .opening{padding-top:40px}}
@media(max-width:500px){.editorial .hero-home{min-height:835px;padding-top:38px}.editorial .hero-home h1{font-size:clamp(44px,11.7vw,58px);letter-spacing:-.055em}.editorial .hero-home .lead{font-size:16px;max-width:360px}.editorial .hero-home .actions{display:grid;grid-template-columns:1fr;max-width:300px;gap:11px;margin-top:26px}.editorial .hero-home .button{justify-content:space-between;font-size:14px;min-height:49px;padding:13px 17px}.editorial .hero-home .hero-scroll{margin-top:29px}.editorial .hero-figure img{object-position:67% 65%}.editorial .grid,.editorial .grid.two,.editorial .grid.four{grid-template-columns:1fr}.editorial .grid.four{gap:14px}.editorial .grid.four .card{padding:25px}.editorial .grid.four .number{position:absolute;right:23px;top:21px;font-size:29px;opacity:.55}.editorial .grid.four .meta{padding-right:45px}.editorial .grid.four h3{padding-right:34px}.editorial .card .number{margin-bottom:16px}.editorial .section-heading h2{font-size:32px}.editorial .human-feature{min-height:475px}.editorial .human-feature h3{font-size:30px}.editorial .human-feature>div{padding:25px}.editorial .causal-steps{grid-template-columns:1fr;margin-top:34px;gap:0}.editorial .causal-steps li{border:0;border-left:1px solid #365775;padding:0 0 30px 24px;margin-left:5px}.editorial .causal-steps li::before{left:-5px;top:5px}.editorial .causal-steps li:last-child{border-color:transparent;padding-bottom:0}.editorial .causal-steps span{margin-bottom:10px}.editorial .causal-steps h3{font-size:24px}.editorial .page-head h1{font-size:40px}.editorial .tool-panel{padding:24px}.editorial .result-big{font-size:64px}.editorial .prose p{font-size:16px}.editorial .evidence-tools{padding:22px}.editorial .evidence-item .details-grid{grid-template-columns:1fr}.editorial .hub-art img{height:290px}.editorial .breadcrumbs{font-size:11px}.site-footer nav{gap:14px}.site-footer a{font-size:12px;line-height:1.65}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;animation:none!important;transition:none!important}}
@media print{body.editorial,.editorial .card,.editorial .tool-panel,.editorial .evidence-item{background:#fff!important;color:#111!important}.editorial h1,.editorial h2,.editorial h3,.editorial p,.editorial a,.editorial .lead,.editorial .prose{color:#111!important}.editorial .hero-home{min-height:0;padding:30px 0;background:none}.editorial .hero-figure,.hero-index,.editorial .hero-home::before,.editorial .hero-scroll{display:none}.editorial .hero-home h1{font-size:40px}.editorial .hero-home h1 em{-webkit-text-fill-color:#111}.editorial .human-feature{display:none}.editorial .grid{display:block}.editorial .card{margin:15px 0}}