:root {
  color-scheme: dark;
  font-family: "DM Sans", Inter, ui-sans-serif, system-ui, sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  --ink: #f4f5f8;
  --muted: #a6adba;
  --soft: #737d8e;
  --line: rgb(255 255 255 / 10%);
  --panel: #11151d;
  --accent: #a4c9ff;
}

* { box-sizing: border-box; }
html { min-width: 320px; scroll-behavior: smooth; scroll-padding-top: 96px; }
body { min-width: 320px; margin: 0; background: #10131a; color: var(--ink); }
a { color: inherit; text-decoration: none; }
.background { position: fixed; z-index: -3; inset: 0; background-color: #222c48; background-position: center; background-size: cover; transform: scale(1.02); }
.background-shade { position: fixed; z-index: -2; inset: 0; background: linear-gradient(180deg, rgb(7 10 17 / 32%) 0%, #10131a 72vh), linear-gradient(90deg, rgb(7 10 17 / 48%), transparent 76%); }
.top-panel { position: sticky; z-index: 5; top: 0; display: flex; height: 76px; align-items: center; justify-content: space-between; padding: 0 clamp(20px, 6vw, 92px); border-bottom: 1px solid rgb(255 255 255 / 12%); background: rgb(12 15 22 / 58%); backdrop-filter: blur(18px); }
.brand { display: flex; align-items: center; gap: 15px; }
.header-categories { position: absolute; top: 0; bottom: 0; left: 59%; display: flex; align-items: center; transform: translateX(-50%); }
.header-categories a { display: inline-flex; min-height: 44px; align-items: center; padding: 10px 14px; color: #e5e7ef; font-family: "DM Sans", ui-sans-serif, system-ui, sans-serif; font-size: 15px; font-weight: 500; letter-spacing: .025em; line-height: 1; white-space: nowrap; }
.category-separator { color: rgb(229 231 239 / 40%); font-size: 14px; }
.online-sections { display: flex; align-items: center; gap: 24px; }
.online-sections a { padding: 12px 0; color: #edf1f8; font-size: 16px; font-weight: 500; }
@media (min-width: 601px) and (max-width: 1250px) {
  .header-categories { position: static; min-width: 0; margin-left: 24px; overflow-x: auto; transform: none; }
  .header-categories a { padding-inline: 10px; font-size: 13px; }
}
.category-page { min-height: calc(100vh - 76px); padding: 100px clamp(24px, 6vw, 92px); }
.site-logo { display: block; width: 78px; height: 42px; object-fit: contain; }
.brand-caption { padding-left: 15px; border-left: 1px solid rgb(255 255 255 / 20%); color: #c6cad3; font-size: 11px; letter-spacing: .12em; text-transform: uppercase; }
.main-nav { display: flex; align-items: center; gap: clamp(20px, 4vw, 52px); color: #d8dbe2; font-size: 13px; }
.main-nav a, .nav-issue, .rail-link, .source-link, .method-links a { transition: color .2s ease; }
.nav-issue { color: #c7cbd4; font-size: 11px; letter-spacing: .09em; text-transform: uppercase; }
.nav-issue span { display: inline-block; width: 7px; height: 7px; margin: 0 7px 1px 0; border-radius: 50%; background: #87d8bd; box-shadow: 0 0 12px #87d8bd; }
.hero { position: relative; display: flex; min-height: min(720px, calc(100vh - 76px)); flex-direction: column; justify-content: center; padding: 105px clamp(24px, 11vw, 172px) 118px; }
.hero-copy { width: min(810px, 100%); }
.eyebrow { display: flex; align-items: center; gap: 12px; margin: 0 0 30px; color: #d6d9e0; font-size: 11px; font-weight: 600; letter-spacing: .19em; text-transform: uppercase; }
.eyebrow-line { width: 30px; height: 1px; background: var(--accent); }
h1, h2, h3, .project-card strong { font-family: "Space Grotesk", Inter, sans-serif; }
h1 { margin: 0; font-size: clamp(50px, 7vw, 92px); font-weight: 500; letter-spacing: -.075em; line-height: .99; }
h1 em { color: #c2d7fa; font-style: normal; }
.hero-intro { max-width: 630px; margin: 30px 0 0; color: #d0d4dc; font-size: clamp(16px, 1.6vw, 19px); line-height: 1.8; }
.hero-actions { display: flex; align-items: center; gap: 24px; margin-top: 34px; }
.button-primary { display: inline-flex; min-height: 48px; align-items: center; gap: 30px; padding: 0 18px; border: 1px solid rgb(255 255 255 / 28%); border-radius: 4px; background: #f3f5f9; color: #141821; font-size: 13px; font-weight: 700; transition: transform .2s, background .2s; }
.button-primary span { font-size: 17px; }
.reading-time { color: #bdc3ce; font-size: 12px; }
.hero-note { position: absolute; right: clamp(24px, 10vw, 152px); bottom: 100px; display: flex; width: 224px; gap: 13px; color: #d0d5df; font-size: 12px; line-height: 1.6; }
.note-number { color: var(--accent); font-family: "Space Grotesk", sans-serif; font-size: 20px; }
.hero-index { position: absolute; bottom: 34px; left: clamp(24px, 11vw, 172px); display: flex; align-items: center; gap: 13px; color: #b0b7c3; font-family: "Space Grotesk", sans-serif; font-size: 10px; letter-spacing: .1em; }
.hero-index i { width: 68px; height: 1px; background: rgb(255 255 255 / 40%); }
.article-shell { position: relative; display: grid; grid-template-columns: minmax(190px, 250px) minmax(0, 1fr); justify-content: stretch; gap: clamp(42px, 6vw, 100px); padding: 92px clamp(30px, 5vw, 84px) 130px; border-top: 1px solid var(--line); background: #10131a; }
.article-rail { position: sticky; top: 108px; align-self: start; padding-top: 5px; }
.rail-label { margin: 0 0 20px; color: #e7e9ee; font-size: 10px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; }
.rail-link { display: flex; gap: 12px; padding: 12px 0; color: #858e9c; font-size: 12px; }
.rail-link span { color: #606a79; font-family: "Space Grotesk", sans-serif; font-size: 10px; }
.rail-link.active { color: #eff3fa; }
.rail-link.active span { color: var(--accent); }
.rail-note { max-width: 210px; margin-top: 42px; padding-top: 16px; border-top: 1px solid var(--line); color: #7f8998; font-size: 11px; line-height: 1.75; }
.story { display: grid; min-width: 0; grid-template-columns: minmax(0, 1fr) minmax(280px, 36%); column-gap: clamp(28px, 4vw, 64px); align-content: start; }
.story > .story-meta, .story > .lead, .story > .methodology { grid-column: 1 / -1; }
.story > .chapter { grid-column: 1 / -1; display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(280px, .8fr); column-gap: clamp(28px, 4vw, 64px); align-content: start; }
.story > .chapter > * { grid-column: 1; }
.story > .chapter > .chapter-heading, .story > .chapter > .heritage { grid-column: 1 / -1; }
.story > .chapter > .chapter-visual { grid-column: 2; grid-row: 2 / span 3; align-self: start; }
.story > .chapter > .image-feature { grid-column: 2; grid-row: 2 / span 3; align-self: start; }
.story > #projets > .visual-community { grid-column: 1 / -1; grid-row: auto; max-width: 620px; }
.story > .chapter > .fact-strip, .story > .chapter > .project-cards, .story > .chapter > .access-flow, .story > .chapter > .current-grid, .story > .chapter > .quote-card, .story > .chapter > .source-list, .story > .chapter > .source-link, .story > .chapter > .closing-copy { grid-column: 1 / -1; }
.story-meta { display: flex; align-items: center; gap: 11px; margin-bottom: 26px; color: #919baa; font-size: 10px; font-weight: 700; letter-spacing: .13em; text-transform: uppercase; }
.meta-dot { width: 3px; height: 3px; border-radius: 50%; background: var(--accent); }
.lead { margin: 0 0 64px; color: #d4d8e0; font-family: "Space Grotesk", sans-serif; font-size: clamp(21px, 2.5vw, 29px); font-weight: 400; letter-spacing: -.035em; line-height: 1.55; }
.lead em { color: #fff; font-style: normal; }
.lead strong { color: #fff; font-weight: 600; }
.chapter { margin: 0 0 82px; scroll-margin-top: 110px; }
.chapter-heading { display: flex; align-items: flex-start; gap: 18px; margin-bottom: 24px; }
.chapter-count { padding-top: 4px; color: #89ace0; font-family: "Space Grotesk", sans-serif; font-size: 13px; }
.chapter-date { margin: 0 0 9px; color: #8994a4; font-size: 10px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; }
h2 { margin: 0; color: #f3f4f7; font-size: clamp(27px, 3.7vw, 39px); font-weight: 500; letter-spacing: -.06em; line-height: 1.12; }
.chapter > p:not(.chapter-date) { margin: 0 0 18px; color: #b4bbc7; font-size: 15px; line-height: 1.9; }
.chapter > p strong { color: #f2f4f8; font-weight: 600; }
.quote-card { display: flex; gap: 19px; margin: 30px 0 22px; padding: 23px 25px; border-left: 2px solid #92b8f2; background: #161c27; }
.quote-mark { color: #91b6ef; font-family: Georgia, serif; font-size: 42px; line-height: .8; }
.quote-card p { margin: 0 0 12px; color: #e0e4ec; font-family: "Space Grotesk", sans-serif; font-size: 16px; line-height: 1.55; }
.quote-card div span { color: #8590a0; font-size: 10px; letter-spacing: .1em; text-transform: uppercase; }
.source-link { display: inline-flex; align-items: center; gap: 9px; margin-top: 7px; color: #a9c8f5; font-size: 12px; }
.source-link span { font-size: 14px; }
.source-list { display: flex; flex-wrap: wrap; gap: 10px 25px; margin-top: 23px; }
.image-feature { position: relative; display: flex; min-height: 270px; align-items: flex-end; margin: 30px 0; overflow: hidden; border: 1px solid rgb(255 255 255 / 12%); background-color: #242c42; background-position: center 48%; background-size: cover; }
.landscape-one { background-image: linear-gradient(0deg, rgb(8 11 17 / 82%), transparent 58%), url("../images/backgrounds/953236.png"); }
.landscape-two { background-image: linear-gradient(0deg, rgb(8 11 17 / 84%), transparent 58%), url("../images/backgrounds/953239.png"); }
.image-caption { display: grid; gap: 6px; padding: 22px 24px; }
.caption-kicker { color: #d5e5ff; font-size: 10px; font-weight: 700; letter-spacing: .15em; text-transform: uppercase; }
.image-caption span:last-child { color: #e1e5ec; font-size: 13px; }
.chapter-visual { position: relative; min-height: 245px; margin: 7px 0 28px; overflow: hidden; border: 1px solid rgb(255 255 255 / 12%); background: #20283a; }
.chapter-visual img { display: block; width: 100%; height: 100%; min-height: 245px; object-fit: cover; }
.chapter-visual figcaption { position: absolute; right: 0; bottom: 0; left: 0; display: grid; gap: 6px; padding: 35px 16px 15px; background: linear-gradient(0deg, rgb(7 10 17 / 90%), transparent); }
.chapter-visual figcaption span:first-child { color: #d5e5ff; font-size: 9px; font-weight: 700; letter-spacing: .13em; text-transform: uppercase; }
.chapter-visual figcaption span:last-child { color: #e1e5ec; font-size: 11px; line-height: 1.5; }
.open-source-visual { background: radial-gradient(ellipse at top, #243447, #141b25 75%); }
.logo-mosaic { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; padding: 22px 22px 92px; }
.logo-mosaic a { display: grid; justify-items: center; gap: 12px; padding: 18px 8px; border: 1px solid rgb(255 255 255 / 8%); border-radius: 10px; background: rgb(9 14 22 / 45%); }
.logo-mosaic a img { width: 56px; height: 56px; min-height: 0; object-fit: contain; border-radius: 8px; }
.logo-mosaic a span { color: #d6dfea; font-size: 11px; text-align: center; }
.fact-strip { display: grid; grid-template-columns: repeat(3, 1fr); margin: 28px 0; border: 1px solid var(--line); }
.fact-strip div { display: grid; gap: 8px; padding: 18px; }
.fact-strip div + div { border-left: 1px solid var(--line); }
.fact-strip strong { color: #d5e5ff; font-family: "Space Grotesk", sans-serif; font-size: 18px; }
.fact-strip span { color: #9099a8; font-size: 10px; line-height: 1.5; }
.project-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 28px 0; }
.project-card { display: flex; min-height: 210px; flex-direction: column; align-items: flex-start; padding: 18px 16px; border: 1px solid var(--line); background: #151a24; transition: border-color .2s, transform .2s; }
.project-year { margin-bottom: 13px; color: #8ba8d2; font-size: 8px; font-weight: 700; letter-spacing: .12em; }
.project-card strong { margin-bottom: 10px; color: #f1f3f7; font-size: 19px; font-weight: 500; letter-spacing: -.04em; }
.project-card > span:nth-of-type(2) { color: #9ea7b5; font-size: 11px; line-height: 1.65; }
.project-card i { margin-top: auto; padding-top: 17px; color: #bdd5fb; font-size: 10px; font-style: normal; }
.chapter > p.closing-copy { margin-top: 26px; padding-top: 23px; border-top: 1px solid var(--line); color: #d1d6df; }
.access-flow { display: grid; grid-template-columns: 1fr 18px 1fr 18px 1fr; align-items: center; gap: 11px; margin: 30px 0; padding: 20px; border: 1px solid var(--line); background: #151a24; }
.access-flow div { display: grid; gap: 8px; }
.access-flow div > span { color: #8ba8d2; font-family: "Space Grotesk", sans-serif; font-size: 10px; }
.access-flow strong { color: #e9edf4; font-family: "Space Grotesk", sans-serif; font-size: 13px; font-weight: 500; }
.access-flow small { color: #939dac; font-size: 10px; line-height: 1.55; }
.access-flow > i { color: #7f99bd; font-size: 14px; font-style: normal; text-align: center; }
.current-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin: 28px 0; }
.current-grid a { display: flex; min-height: 174px; flex-direction: column; align-items: flex-start; padding: 18px; border: 1px solid var(--line); background: linear-gradient(145deg, #171e2a, #141820); transition: border-color .2s, transform .2s; }
.current-grid a > span { margin-bottom: 12px; color: #8ba8d2; font-size: 8px; font-weight: 700; letter-spacing: .14em; }
.current-grid strong { margin-bottom: 8px; color: #f2f4f8; font-family: "Space Grotesk", sans-serif; font-size: 20px; font-weight: 500; letter-spacing: -.04em; }
.current-grid small { color: #9ea7b5; font-size: 11px; line-height: 1.65; }
.current-grid i { margin-top: auto; padding-top: 14px; color: #bdd5fb; font-size: 10px; font-style: normal; }
.heritage { margin: 0 0 65px; padding: 28px; border: 1px solid rgb(164 201 255 / 20%); background: linear-gradient(135deg, #192435, #141922 78%); }
.heritage h2 { margin-bottom: 18px; }
.heritage > p:last-child { margin-bottom: 0; }
.methodology { display: flex; gap: 16px; padding: 21px; border: 1px solid var(--line); background: #141820; scroll-margin-top: 110px; }
.method-icon { display: grid; width: 22px; height: 22px; flex: 0 0 auto; place-items: center; border: 1px solid #7c93b4; border-radius: 50%; color: #b6d0f4; font-family: Georgia, serif; font-size: 13px; }
.methodology h3 { margin: 1px 0 9px; color: #e6e9ef; font-size: 14px; font-weight: 600; }
.methodology p { margin: 0; color: #939dab; font-size: 11px; line-height: 1.75; }
.method-links { display: flex; flex-wrap: wrap; gap: 13px 19px; margin-top: 13px; }
.method-links a { color: #abc8ef; font-size: 10px; }
.site-footer { display: flex; min-height: 92px; align-items: center; justify-content: space-between; gap: 20px; padding: 18px clamp(22px, 6vw, 92px); border-top: 1px solid var(--line); background: #0d1016; }
.site-footer { justify-content: center; }
.footer-brand { display: flex; align-items: center; justify-content: center; margin-inline: auto; gap: 11px; }
.footer-brand img { width: 140px; height: 76px; object-fit: contain; }
.footer-brand span, .site-footer > span, .site-footer > a:last-child { color: #858f9d; font-size: 10px; }
.site-footer > a:last-child { color: #b7c9e4; }

@media (max-width: 900px) {
  .nav-issue { display: none; }
  .article-shell { grid-template-columns: minmax(0, 1fr); padding-top: 64px; }
  .article-rail { position: static; display: flex; flex-wrap: wrap; gap: 0 20px; padding-bottom: 14px; border-bottom: 1px solid var(--line); }
  .rail-label { width: 100%; }
  .rail-link { padding: 8px 0; }
  .rail-note { display: none; }
  .hero-note { right: 34px; }
  .story { display: block; }
  .story > .chapter { display: block; }
  .chapter-visual { max-width: none; }
}
@media (max-width: 600px) {
  .header-categories { position: static; min-width: 0; margin-left: 18px; overflow-x: auto; transform: none; }
  .header-categories a { padding-inline: 10px; font-size: 12px; }
  html { scroll-padding-top: 70px; }
  .top-panel { height: 64px; padding: 0 18px; }
  .site-logo { width: 60px; height: 34px; }
  .brand { gap: 9px; }
  .brand-caption { padding-left: 9px; font-size: 8px; }
  .main-nav { gap: 15px; font-size: 10px; }
  .main-nav a:last-child { display: none; }
  .hero { min-height: 620px; padding: 92px 24px 122px; }
  .eyebrow { font-size: 9px; letter-spacing: .12em; }
  h1 { font-size: clamp(47px, 13vw, 68px); }
  .hero-intro { font-size: 15px; line-height: 1.7; }
  .hero-note { right: auto; bottom: 66px; left: 24px; width: 250px; font-size: 10px; }
  .hero-index { bottom: 24px; left: auto; right: 24px; }
  .article-shell { gap: 31px; padding: 46px 20px 80px; }
  .article-rail { gap: 0 16px; }
  .rail-link { font-size: 10px; }
  .lead { margin-bottom: 48px; font-size: 21px; }
  .chapter { margin-bottom: 61px; }
  .chapter-heading { gap: 12px; }
  .chapter > p:not(.chapter-date) { font-size: 14px; }
  .image-feature { min-height: 205px; }
  .chapter-visual, .chapter-visual img { min-height: 205px; }
  .fact-strip { grid-template-columns: 1fr; }
  .fact-strip div { grid-template-columns: 70px 1fr; align-items: center; }
  .fact-strip div + div { border-top: 1px solid var(--line); border-left: 0; }
  .project-cards { grid-template-columns: 1fr; }
  .project-card { min-height: 165px; }
  .access-flow { grid-template-columns: 1fr; gap: 12px; }
  .access-flow > i { transform: rotate(90deg); text-align: left; }
  .current-grid { grid-template-columns: 1fr; }
  .heritage { padding: 21px; }
  .site-footer { align-items: flex-start; flex-direction: column; padding: 22px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}

.recommended-projects { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 310px)); gap: 24px; margin-top: 42px; }
.project-list-page { padding-top: 52px; }
.project-list-page .recommended-projects { margin-top: 0; }
.recommended-card { display: flex; flex-direction: column; padding: 24px; border: 1px solid rgb(255 255 255 / 14%); background: rgb(17 22 33 / 90%); border-radius: 8px; }
.recommended-profile { display: flex; flex: 1; flex-direction: column; align-items: flex-start; }
.recommended-profile img { width: 76px; height: 76px; border-radius: 16px; object-fit: contain; margin-bottom: 24px; }
.recommended-profile h2 { font-size: 28px; }
.recommended-profile p { margin: 12px 0 22px; color: #aeb8c8; font-size: 14px; }
.recommended-profile > span { font-size: 12px; color: #c6d8f5; margin-bottom: 26px; }
.project-join { display: inline-flex; justify-content: center; align-items: center; min-height: 44px; padding: 12px 20px; background: #e6edfa; color: #141b28; border-radius: 4px; font-size: 13px; font-weight: 600; }
.retrac-profile { max-width: 1120px; margin: auto; padding: 56px 28px 100px; }
.profile-back { color: #bccbe1; font-size: 13px; }
.profile-heading { display: flex; align-items: center; flex-wrap: wrap; gap: 24px; margin: 44px 0 36px; }
.profile-heading > img { width: 96px; height: 96px; object-fit: contain; border-radius: 20px; }
.profile-heading h1 { font-size: clamp(44px, 7vw, 72px); }
.profile-heading p { color: #b9c6d9; margin-bottom: 0; }
.profile-heading > .project-join { margin-left: auto; }
.profile-facts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; padding: 24px; border: 1px solid var(--line); background: #161c27; }
.profile-facts div { display: grid; gap: 10px; }
.profile-facts span { font-size: 11px; color: #99a7bb; }
.profile-facts strong { font-size: 14px; font-weight: 500; }
.retrac-profile > section { margin-top: 40px; padding: 26px; background: rgb(16 21 30 / 93%); border: 1px solid var(--line); }
.retrac-profile section h2 { font-size: 28px; }
.retrac-profile section p { color: #b7c1d0; font-size: 15px; line-height: 1.85; max-width: 850px; }
@media (max-width: 600px) { .profile-facts { grid-template-columns: 1fr; } .profile-heading > .project-join { margin-left: 0; } .recommended-projects { grid-template-columns: minmax(0, 1fr); } }
.person-initial { display: grid; width: 76px; height: 76px; flex: 0 0 auto; place-items: center; margin-bottom: 24px; border-radius: 16px; background: #27334a; color: #e3ecfc; font-family: "Space Grotesk", sans-serif; font-size: 30px; }
.profile-heading > .person-initial { width: 96px; height: 96px; margin-bottom: 0; font-size: 40px; }
.resource-symbol { display: grid; width: 76px; height: 76px; place-items: center; margin-bottom: 24px; border-radius: 12px; border: 1px solid #34445e; background: #1a2940; color: #bcd8ff; font-family: "Space Grotesk", sans-serif; font-size: 32px; }
.profile-heading > .resource-symbol { margin-bottom: 0; flex: 0 0 auto; }