:root {
  color-scheme: dark;
  --ink: #080b10;
  --surface: #10141a;
  --paper: #eee7d9;
  --muted: #aaa99e;
  --quiet: #858981;
  --amber: #edb76c;
  --line: rgba(238, 231, 217, .19);
  --line-soft: rgba(238, 231, 217, .10);
  --serif: Georgia, 'Times New Roman', serif;
  --sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--ink); color: var(--paper); font: 16px/1.6 var(--sans); -webkit-font-smoothing: antialiased; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
a { color: inherit; }
img { max-width: 100%; }
::selection { background: var(--amber); color: var(--ink); }
:focus-visible { outline: 2px solid var(--amber); outline-offset: 4px; }
.skip-link { position: absolute; z-index: 30; top: -80px; left: 16px; background: var(--amber); color: var(--ink); padding: 12px 18px; }
.skip-link:focus { top: 12px; }
.site-shell { min-width: 0; overflow: clip; }

.site-header { width: min(100% - 80px, 1420px); height: 98px; margin: auto; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 13px; text-decoration: none; font: 700 15px/1 var(--sans); letter-spacing: .17em; white-space: nowrap; }
.brand-mark { width: 35px; height: 35px; color: var(--amber); flex: none; }
.brand-dot, .footer-wordmark span { color: var(--amber); }
.main-nav { display: flex; align-items: center; gap: clamp(18px, 3vw, 48px); }
.main-nav a { text-decoration: none; font-size: 13px; color: #d3cfc4; min-height: 44px; display: inline-flex; align-items: center; transition: color .2s ease; white-space: nowrap; }
.main-nav a:hover, .main-nav a:focus-visible { color: var(--amber); }
.main-nav .rss-link { color: var(--amber); font: 12px/1 var(--mono); letter-spacing: .04em; }
.rss-link span { padding-left: 5px; }

.hero { position: relative; min-height: min(700px, 74vw); background: #161a20; display: flex; flex-direction: column; isolation: isolate; }
.hero-photo, .hero-grain { position: absolute; inset: 0; pointer-events: none; }
.hero-photo { z-index: -3; background: linear-gradient(90deg, rgba(3,6,11,.88) 0%, rgba(4,7,11,.54) 48%, rgba(4,7,11,.28) 100%), linear-gradient(0deg, rgba(4,7,11,.75), transparent 42%), url('/media/lunar-field.webp') center 48% / cover no-repeat; }
.hero-grain { z-index: -2; opacity: .23; background: radial-gradient(circle at 20% 15%, rgba(235,219,187,.21), transparent 32%), linear-gradient(100deg, transparent 45%, rgba(5,9,13,.38)); }
.hero-inner { width: min(100% - 80px, 1420px); flex: 1; margin: auto; display: flex; align-items: center; justify-content: space-between; gap: 48px; padding: 64px 0 80px; }
.hero-copy { max-width: 840px; padding-top: 4px; }
.eyebrow, .section-kicker, .aside-index, .aside-heading, .feed-label, .hero-caption, .article-topline > span, .footer-bottom { font: 11px/1.5 var(--mono); letter-spacing: .16em; }
.eyebrow { display: flex; align-items: center; gap: 14px; margin: 0 0 38px; color: var(--amber); }
.eyebrow-line { width: 30px; height: 1px; background: currentColor; }
h1, h2, h3, p { margin-top: 0; }
.hero h1 { font: 400 clamp(68px, 8.4vw, 148px)/.94 var(--serif); letter-spacing: -.068em; margin: 0 0 34px; text-wrap: balance; }
.hero h1 em, .section-intro h2 em, .journal-aside h3 em, .post-title em { color: var(--amber); font-weight: 400; }
.hero-deck { max-width: 470px; color: #e2ddd1; font-size: clamp(17px, 1.5vw, 21px); line-height: 1.48; margin-bottom: 30px; }
.hero-action { display: inline-flex; align-items: center; gap: 30px; min-height: 48px; border-bottom: 1px solid var(--amber); text-decoration: none; color: var(--amber); font-size: 13px; font-weight: 600; transition: gap .2s ease; }
.hero-action:hover { gap: 40px; }
.hero-action span { font-size: 23px; line-height: 1; font-weight: 400; }
.hero-aside { width: 265px; margin-top: 170px; flex: none; padding: 23px 0 6px; border-top: 1px solid rgba(238,231,217,.48); background: rgba(8,11,16,.22); backdrop-filter: blur(8px); }
.aside-heading { color: var(--amber); }
.hero-aside dl { margin: 19px 0 0; }
.hero-aside dl div { display: grid; grid-template-columns: 68px 1fr; gap: 12px; padding: 10px 0; border-bottom: 1px solid rgba(238,231,217,.16); }
.hero-aside dl div:last-child { border: 0; }
.hero-aside dt { color: #b5b4ae; font-size: 12px; }
.hero-aside dd { margin: 0; font-size: 12px; font-weight: 600; line-height: 1.45; }
.hero-caption { width: min(100% - 80px, 1420px); margin: 0 auto; padding: 0 0 28px; display: flex; justify-content: space-between; gap: 16px; color: #d5d2c9; font-size: 10px; }

.journal-section { width: min(100% - 80px, 1240px); margin: auto; padding: 112px 0 145px; }
.section-intro { display: flex; justify-content: space-between; align-items: end; gap: 40px; padding-bottom: 55px; border-bottom: 1px solid var(--line); }
.section-kicker { margin: 0 0 27px; color: var(--amber); }
.section-intro h2 { font: 400 clamp(45px, 5vw, 76px)/1.04 var(--serif); letter-spacing: -.055em; margin: 0; }
.section-intro > p { max-width: 315px; margin: 0 5px 5px 0; color: var(--muted); font-size: 14px; line-height: 1.7; }
.journal-layout { display: grid; grid-template-columns: minmax(0, 760px) minmax(230px, 280px); justify-content: space-between; gap: clamp(48px, 7vw, 118px); }
.feed-toolbar { min-height: 91px; display: flex; align-items: center; justify-content: space-between; gap: 20px; border-bottom: 1px solid var(--line); }
.filter-list { display: flex; align-items: center; gap: 7px; flex-wrap: wrap; padding: 12px 0; }
.filter { position: relative; padding: 9px 13px; min-height: 44px; border: 1px solid transparent; border-radius: 2px; background: none; color: var(--muted); cursor: pointer; font-size: 13px; white-space: nowrap; transition: color .2s ease, border-color .2s ease, background .2s ease; }
.filter:hover { color: var(--paper); }
.filter.is-active { color: var(--paper); border-color: var(--line); background: #171b20; }
.filter span { color: var(--quiet); margin-left: 4px; font: 10px/1 var(--mono); }
.feed-label { color: var(--quiet); white-space: nowrap; }
.feed-state { margin: 0; padding: 54px 0; color: var(--muted); }
.feed-state button { color: var(--amber); background: none; border: none; border-bottom: 1px solid var(--amber); cursor: pointer; min-height: 44px; padding: 0 2px; }
.post-card { padding: 38px 0 42px; border-bottom: 1px solid var(--line); }
.post-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 9px 14px; color: var(--quiet); font: 11px/1.5 var(--mono); letter-spacing: .045em; }
.post-tag { color: var(--amber); text-transform: uppercase; letter-spacing: .1em; }
.post-meta-separator { width: 3px; height: 3px; border-radius: 50%; background: var(--quiet); }
.post-title { font: 400 clamp(29px, 3.2vw, 43px)/1.16 var(--serif); letter-spacing: -.04em; margin: 18px 0 16px; text-wrap: balance; }
.post-title a { text-decoration: none; transition: color .2s ease; }
.post-title a:hover { color: var(--amber); }
.post-excerpt { max-width: 680px; color: #c5c4bb; font-size: 15px; line-height: 1.75; margin: 0 0 22px; }
.post-image { margin: 25px 0 21px; }
.post-image img { display: block; width: 100%; max-height: 400px; aspect-ratio: 16/9; object-fit: cover; background: #15191e; }
.post-image figcaption, .article-figure figcaption { margin-top: 8px; color: var(--quiet); font: 11px/1.5 var(--mono); }
.post-bottom { display: flex; justify-content: space-between; align-items: end; gap: 16px; }
.read-link { color: var(--amber); display: inline-flex; align-items: center; gap: 16px; min-height: 44px; text-decoration: none; font-size: 13px; font-weight: 600; }
.read-link span { font-size: 20px; line-height: 1; transition: transform .2s ease; }
.read-link:hover span { transform: translateX(4px); }
.simulation-note { color: var(--muted); font: 11px/1.4 var(--mono); text-align: right; }
.research-facts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); margin: 22px 0 17px; }
.research-facts div { background: var(--ink); padding: 15px 18px; }
.research-facts dt { color: var(--quiet); font: 10px/1.4 var(--mono); letter-spacing: .07em; text-transform: uppercase; }
.research-facts dd { margin: 6px 0 0; font: 22px/1.2 var(--serif); }
.journal-aside { padding-top: 48px; }
.aside-block { border-top: 1px solid var(--line); padding: 25px 0 38px; }
.aside-index { color: var(--amber); }
.journal-aside h3 { font: 400 28px/1.13 var(--serif); letter-spacing: -.035em; margin: 25px 0 16px; }
.journal-aside p { color: var(--muted); font-size: 13px; line-height: 1.75; margin: 0; }
.route-block ol { padding: 0; margin: 23px 0 0; list-style: none; }
.route-block li { display: flex; gap: 18px; border-bottom: 1px solid var(--line-soft); padding: 13px 0; color: #c8c7be; font-size: 12px; }
.route-block li span { color: var(--amber); font: 11px/1.6 var(--mono); }
.future-block { margin-top: 27px; }
.future-block h3 { font-size: 27px; }

.article-view { width: min(100% - 80px, 960px); margin: 0 auto; padding: 55px 0 145px; }
.article-topline { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-bottom: 32px; border-bottom: 1px solid var(--line); }
.article-topline > span { color: var(--quiet); }
.back-link { min-height: 44px; display: inline-flex; align-items: center; gap: 11px; color: var(--amber); text-decoration: none; font-size: 13px; }
.back-link:hover span { text-decoration: underline; text-underline-offset: 4px; }
.article-view article { padding: 66px 0 0; }
.article-view .post-meta { margin-bottom: 28px; }
.article-view h1 { font: 400 clamp(46px, 7vw, 88px)/1.03 var(--serif); letter-spacing: -.055em; margin: 0 0 28px; text-wrap: balance; }
.article-lead { max-width: 760px; font: 24px/1.5 var(--serif); color: #d6d0c3; margin: 0 0 38px; }
.article-figure { margin: 46px 0 54px; }
.article-figure img { display: block; width: 100%; aspect-ratio: 16/9; object-fit: cover; background: #15191e; }
.article-body { max-width: 690px; margin: 0 auto; }
.article-body > p { font-size: 18px; line-height: 1.85; color: #ddd9cf; margin: 0 0 27px; }
.article-body .research-facts { margin: 42px 0; }
.research-disclaimer { max-width: 690px; margin: 28px auto 34px; border-left: 2px solid var(--amber); background: #12171a; padding: 18px 22px; color: #d2cbbb; font-size: 13px; line-height: 1.65; }
.research-disclaimer strong { display: block; color: var(--amber); text-transform: uppercase; font: 11px/1.4 var(--mono); letter-spacing: .1em; margin-bottom: 7px; }
.source-list { max-width: 690px; margin: 52px auto 0; padding-top: 24px; border-top: 1px solid var(--line); }
.source-list h2 { font: 12px/1.5 var(--mono); letter-spacing: .12em; color: var(--amber); text-transform: uppercase; margin: 0 0 16px; }
.source-list ul { margin: 0; padding-left: 19px; }
.source-list li { margin: 10px 0; font-size: 14px; overflow-wrap: anywhere; }
.source-list a { color: #d0c9b9; text-underline-offset: 3px; }
.source-list a:hover { color: var(--amber); }
.article-bottom { max-width: 690px; margin: 80px auto 0; border-top: 1px solid var(--line); padding-top: 25px; display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.copy-link { color: var(--paper); border: 1px solid var(--line); background: transparent; padding: 0 17px; min-height: 44px; cursor: pointer; font-size: 12px; transition: border-color .2s ease, color .2s ease; }
.copy-link:hover { border-color: var(--amber); color: var(--amber); }
.copy-link span { margin-left: 12px; }

.site-footer { border-top: 1px solid var(--line); background: #0b0f13; padding: 64px max(40px, calc((100vw - 1240px) / 2)) 30px; }
.footer-top { display: flex; justify-content: space-between; gap: 30px; align-items: start; padding-bottom: 72px; }
.footer-wordmark { font-size: clamp(20px, 3.2vw, 34px); font-weight: 700; letter-spacing: .15em; line-height: 1.1; }
.footer-top p { color: var(--muted); font: 19px/1.45 var(--serif); margin: 0; }
.footer-bottom { border-top: 1px solid var(--line); padding-top: 21px; display: flex; justify-content: space-between; gap: 12px 30px; flex-wrap: wrap; color: var(--quiet); font-size: 10px; }
.footer-bottom a { color: var(--amber); text-decoration: none; }
.toast { position: fixed; z-index: 20; right: 24px; bottom: 24px; background: var(--paper); color: var(--ink); padding: 12px 18px; box-shadow: 0 12px 28px #0008; font-size: 13px; }
[hidden] { display: none !important; }

@media (max-width: 1060px) {
  .hero-inner { align-items: end; }
  .hero-aside { margin-top: 0; }
  .journal-layout { grid-template-columns: minmax(0, 1fr) 240px; gap: 52px; }
  .feed-label { display: none; }
}
@media (max-width: 760px) {
  .site-header { width: min(100% - 36px, 640px); height: auto; min-height: 112px; padding: 17px 0 14px; flex-direction: column; align-items: start; gap: 4px; }
  .brand { font-size: 13px; }
  .brand-mark { width: 31px; height: 31px; }
  .main-nav { width: 100%; gap: 0; justify-content: space-between; }
  .main-nav a { font-size: 12px; padding-right: 8px; }
  .hero { min-height: 680px; }
  .hero-photo { background-position: 62% center; }
  .hero-inner { width: min(100% - 36px, 640px); display: block; padding: 88px 0 28px; }
  .hero h1 { font-size: clamp(64px, 12vw, 94px); }
  .hero-deck { max-width: 410px; font-size: 18px; }
  .hero-aside { width: min(100%, 480px); margin-top: 54px; padding-top: 15px; }
  .hero-aside dl { display: grid; grid-template-columns: 1fr 1fr; gap: 0 18px; margin-top: 8px; }
  .hero-aside dl div { display: block; padding: 8px 0; }
  .hero-aside dt { font-size: 11px; }
  .hero-aside dd { margin-top: 2px; }
  .hero-caption { width: min(100% - 36px, 640px); font-size: 9px; padding-bottom: 14px; }
  .journal-section { width: min(100% - 36px, 640px); padding: 76px 0 90px; }
  .section-intro { display: block; padding-bottom: 32px; }
  .section-kicker { margin-bottom: 18px; }
  .section-intro h2 { font-size: clamp(43px, 8vw, 62px); }
  .section-intro > p { max-width: 500px; margin: 20px 0 0; }
  .journal-layout { display: block; }
  .feed-toolbar { min-height: 70px; }
  .journal-aside { padding-top: 75px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; }
  .future-block { margin-top: 0; }
  .article-view { width: min(100% - 36px, 640px); padding: 28px 0 90px; }
  .article-view article { padding-top: 45px; }
  .article-lead { font-size: 21px; }
  .article-body > p { font-size: 17px; }
  .site-footer { padding: 54px 18px 24px; }
  .footer-top { padding-bottom: 55px; }
}
@media (max-width: 520px) {
  .main-nav a { font-size: 11px; padding-right: 5px; }
  .hero { min-height: 710px; }
  .hero-inner { padding-top: 70px; }
  .hero h1 { font-size: clamp(56px, 13vw, 70px); }
  .hero-aside { margin-top: 45px; }
  .hero-caption span:last-child { display: none; }
  .filter-list { gap: 2px; }
  .filter { font-size: 11px; padding: 7px 8px; }
  .post-card { padding: 32px 0 37px; }
  .post-title { font-size: 32px; }
  .research-facts { grid-template-columns: 1fr 1fr; }
  .research-facts div { padding: 12px; }
  .research-facts dd { font-size: 19px; }
  .journal-aside { display: block; }
  .aside-block { padding-bottom: 30px; }
  .future-block { margin-top: 12px; }
  .article-topline > span { display: none; }
  .article-view h1 { font-size: 48px; }
  .article-bottom { align-items: start; flex-direction: column; }
  .footer-top { flex-direction: column; }
  .footer-top p { font-size: 17px; }
  .footer-bottom { flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}