:root {
  --bg: #090a0a;
  --surface: #111313;
  --surface-2: #171919;
  --line: #2a2d2c;
  --line-soft: #202423;
  --text: #e7e8e3;
  --muted: #929895;
  --quiet: #626866;
  --orange: #ef6d3d;
  --ice: #a8d7d2;
  --sans: "Geist", Arial, sans-serif;
  --mono: "Geist Mono", monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
body { margin: 0; overflow-x: clip; color: var(--text); background: var(--bg); font-family: var(--sans); -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
button,input,select { font: inherit; }
button,a,select { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 2px solid var(--orange); outline-offset: 4px; }
section[id] { scroll-margin-top: 90px; }

.topbar {
  position: sticky; top: 0; z-index: 20; height: 80px; max-width: 1540px; margin: auto; padding: 0 28px;
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; border-inline: 1px solid var(--line);
  border-bottom: 1px solid var(--line); background: #0b0d18;
}
.logo { display: flex; align-items: center; gap: 12px; font-size: 14px; font-weight: 600; letter-spacing: -.02em; }
.logo > span:last-child { display: flex; flex-direction: column; }
.logo small { margin-top: 3px; color: var(--quiet); font: 400 8px var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.logo-symbol { width: 29px; height: 29px; position: relative; display: inline-block; border: 1px solid #737a77; border-radius: 50%; }
.logo-symbol i { position: absolute; left: 50%; top: 50%; background: var(--orange); transform: translate(-50%,-50%); }
.logo-symbol i:first-child { width: 17px; height: 1px; }
.logo-symbol i:last-child { width: 1px; height: 17px; }
nav { display: flex; gap: 38px; }
nav a,.top-actions a { color: var(--muted); font: 500 10px var(--mono); text-transform: uppercase; letter-spacing: .08em; transition: color .2s; }
nav a:hover,.top-actions a:hover { color: var(--text); }
.top-actions { justify-self: end; display: flex; align-items: center; gap: 22px; }
.top-actions button { width: 35px; height: 35px; color: var(--text); border: 1px solid var(--line); border-radius: 50%; background: transparent; font-size: 21px; cursor: pointer; }

main,.global-footer { max-width: 1540px; margin: auto; border-inline: 1px solid var(--line); }
.masthead { min-height: 760px; display: grid; grid-template-columns: 1.17fr .83fr; border-bottom: 1px solid var(--line); }
.masthead-copy { min-width: 0; padding: 32px 4vw 48px; display: flex; flex-direction: column; justify-content: space-between; }
.edition-line { display: flex; justify-content: space-between; color: var(--quiet); font: 400 9px var(--mono); letter-spacing: .08em; }
h1 { margin: 52px 0; font-size: clamp(50px,5.6vw,82px); font-weight: 500; line-height: .92; letter-spacing: -.065em; }
.masthead-bottom { display: grid; grid-template-columns: 1fr auto; gap: 50px; align-items: end; }
.masthead-bottom p { max-width: 470px; margin: 0; color: var(--muted); font-size: 16px; line-height: 1.65; }
.masthead-bottom a { min-width: 180px; padding: 14px 0; display: flex; justify-content: space-between; border-bottom: 1px solid var(--orange); font: 500 10px var(--mono); text-transform: uppercase; }
.masthead-bottom a span { color: var(--orange); }
.cover-tile { display: grid; grid-template-rows: 1fr auto; border-left: 1px solid var(--line); background: var(--surface); }
.cover-art { position: relative; min-height: 610px; overflow: hidden; background: #29302e; }
.cover-image { width: 100%; height: 100%; position: absolute; inset: 0; object-fit: cover; }
.microstructure { position: absolute; inset: -50px; filter: drop-shadow(20px 25px 20px rgba(0,0,0,.38)); }
.microstructure i { position: absolute; display: block; border: 2px solid rgba(233,236,216,.22); background: #b75d3c; }
.microstructure i:nth-child(1){width:43%;height:48%;left:4%;top:2%;clip-path:polygon(13% 8%,87% 0,100% 65%,51% 100%,0 69%)}
.microstructure i:nth-child(2){width:38%;height:43%;left:43%;top:-4%;clip-path:polygon(18% 0,100% 20%,84% 100%,4% 75%)}
.microstructure i:nth-child(3){width:35%;height:47%;right:-5%;top:21%;clip-path:polygon(20% 0,100% 17%,82% 100%,0 79%)}
.microstructure i:nth-child(4){width:42%;height:43%;left:15%;top:42%;clip-path:polygon(0 14%,72% 0,100% 83%,20% 100%)}
.microstructure i:nth-child(5){width:38%;height:42%;left:49%;top:40%;clip-path:polygon(18% 0,100% 15%,80% 100%,0 71%)}
.microstructure i:nth-child(6){width:36%;height:35%;left:-3%;bottom:-3%;clip-path:polygon(4% 10%,100% 0,82% 100%,0 72%)}
.microstructure i:nth-child(7){width:43%;height:37%;right:-5%;bottom:-4%;clip-path:polygon(5% 7%,100% 0,79% 100%,0 73%)}
.microstructure i:nth-child(2),.microstructure i:nth-child(5) { background: #557b78; }
.microstructure i:nth-child(3),.microstructure i:nth-child(6) { background: #4c5350; }
.crosshair { position: absolute; z-index: 2; color: rgba(255,255,255,.7); font: 400 20px var(--mono); }
.crosshair-one { left: 27%; top: 31%; }.crosshair-two { right: 18%; bottom: 23%; }
.image-label { position: absolute; z-index: 3; left: 22px; right: 22px; bottom: 20px; display: flex; justify-content: space-between; color: rgba(255,255,255,.72); font: 400 9px var(--mono); letter-spacing: .08em; }
.cover-caption { min-height: 150px; padding: 25px; display: grid; grid-template-columns: 38px 1fr 43px; gap: 16px; align-items: center; border-top: 1px solid var(--line); }
.story-number { color: var(--orange); font: 500 10px var(--mono); }
.cover-caption p,.meta { margin: 0 0 9px; color: var(--muted); font: 400 9px var(--mono); text-transform: uppercase; letter-spacing: .07em; }
.cover-caption h2 { margin: 0; font-size: 28px; font-weight: 500; letter-spacing: -.04em; }
.cover-caption h2 a { transition: color .2s ease; }
.cover-caption h2 a:hover { color: var(--blue); }
.round-arrow { width: 43px; height: 43px; display: grid; place-items: center; border: 1px solid #4b504e; border-radius: 50%; transition: background .2s,color .2s; }
.round-arrow:hover { color: #0b0c0c; background: var(--orange); border-color: var(--orange); }

.signal-strip { min-height: 110px; display: grid; grid-template-columns: repeat(4,1fr); background: #0e1010; border-bottom: 1px solid var(--line); }
.signal-strip > a { padding: 26px 28px; border-right: 1px solid var(--line); }
.signal-strip > a:last-child { border-right: 0; }
.signal-strip small { display: block; margin-bottom: 17px; color: var(--quiet); font: 400 9px var(--mono); letter-spacing: .08em; }
.signal-strip strong { font-size: 15px; font-weight: 500; }

.dispatches { padding: 84px 4vw 96px; }
.section-header { display: grid; grid-template-columns: 150px 1fr auto; align-items: end; padding-bottom: 38px; border-bottom: 1px solid var(--line); }
.section-header > span,.section-header > a,.method-copy > span { color: var(--quiet); font: 500 9px var(--mono); letter-spacing: .08em; }
.section-header h2,.method-copy h2 { margin: 0; font-weight: 500; line-height: .96; letter-spacing: -.05em; }
.section-header h2 { font-size: clamp(34px,3.6vw,50px); }
.method-copy h2 { font-size: clamp(38px,4vw,56px); }
.section-header > a { color: var(--muted); }
.dispatch-list { border-bottom: 1px solid var(--line); }
.dispatch-row { min-height: 220px; display: grid; grid-template-columns: 85px 130px 1fr 130px; gap: 30px; align-items: center; border-top: 1px solid var(--line-soft); transition: background .2s; }
.dispatch-row:hover { background: #0d0f0f; }
.featured-row { min-height: 360px; }
.row-id { align-self: start; padding-top: 30px; color: var(--quiet); font: 400 10px var(--mono); }
.row-visual { width: 100%; height: 270px; position: relative; overflow: hidden; }
.row-thumbnail { width: 100%; height: 90px; display: block; overflow: hidden; border-radius: 14px; background: var(--surface-2); }
.row-thumbnail img { width: 100%; height: 100%; display: block; object-fit: cover; transition: transform .35s ease; }
.dispatch-row:hover .row-thumbnail img { transform: scale(1.04); }
.aerogel-visual { background: #315b58; }
.aerogel { position: absolute; width: 135px; height: 160px; left: 50%; top: 50%; transform: translate(-50%,-50%); border-radius: 48% 52% 42% 58%; background: #96d2c9; box-shadow: inset -20px -20px 45px rgba(6,34,36,.55),15px 22px 35px rgba(0,0,0,.4); }
.row-swatch { width: 80px; height: 80px; border-radius: 50%; }
.alloy-swatch { background: #777b79; box-shadow: inset 8px 6px 20px rgba(255,255,255,.15); }
.bio-swatch { background: #625b45; }
.row-copy { max-width: 750px; }
.meta { display: flex; gap: 20px; }
.meta span { color: var(--orange); }
.row-copy h3 { margin: 25px 0 15px; font-size: clamp(27px,3vw,46px); font-weight: 500; letter-spacing: -.045em; }
.dispatch-row:not(.featured-row) .row-copy h3 { margin-block: 18px 10px; font-size: 28px; }
.row-copy h3 a:hover { color: var(--orange); }
.row-copy > p:last-child { max-width: 650px; margin: 0; color: var(--muted); font-size: 14px; line-height: 1.65; }
.row-data { justify-self: end; min-width: 90px; display: flex; flex-direction: column; align-items: end; }
.row-data > span { color: var(--ice); font: 400 16px var(--mono); }
.row-data strong { margin: 14px 0 4px; font: 400 30px var(--mono); }
.row-data small { color: var(--quiet); font: 400 9px var(--mono); }

.method-feature { min-height: 580px; display: grid; grid-template-columns: 1.15fr .85fr; border-bottom: 1px solid var(--line); }
.method-graphic { position: relative; overflow: hidden; background: #101a1a; }
.method-image { width: 100%; height: 100%; display: block; object-fit: cover; transition: transform .35s ease; }
.method-graphic:hover .method-image { transform: scale(1.035); }
.method-graphic:focus-visible { outline-offset: -4px; }
.diffraction-rings { position: absolute; left: 50%; top: 50%; width: 500px; height: 500px; transform: translate(-50%,-50%); }
.diffraction-rings i { position: absolute; inset: 0; border: 1px solid rgba(168,215,210,.25); border-radius: 50%; }
.diffraction-rings i:nth-child(2){inset:55px;border-color:rgba(239,109,61,.45)}.diffraction-rings i:nth-child(3){inset:120px}.diffraction-rings i:nth-child(4){inset:205px;background:var(--orange);box-shadow:0 0 25px rgba(239,109,61,.4)}
.method-readout { position: absolute; z-index: 2; left: 28px; bottom: 28px; min-width: 210px; padding: 17px; display: grid; grid-template-columns: auto 1fr; gap: 7px 20px; color: var(--text); background: #0c1020; border: 1px solid #39403e; font-family: var(--mono); }
.method-readout span { color: var(--orange); }.method-readout strong { font-size: 18px; }.method-readout small { grid-column: 1 / -1; color: var(--quiet); font-size: 9px; }
.method-copy { padding: 80px 5vw; display: flex; flex-direction: column; justify-content: center; background: #0d0f0f; }
.method-copy h2 { margin: 55px 0 38px; }
.method-copy p { max-width: 470px; color: var(--muted); font-size: 15px; line-height: 1.7; }
.method-copy a { max-width: 330px; margin-top: 38px; padding: 15px 0; display: flex; justify-content: space-between; border-bottom: 1px solid var(--orange); font: 500 10px var(--mono); text-transform: uppercase; }
.method-copy a b { color: var(--orange); }

.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

@media (max-width: 1000px) {
  .masthead { grid-template-columns: 1fr; }
  .cover-tile { border-left: 0; border-top: 1px solid var(--line); }
  .cover-art { min-height: 650px; }
  .masthead-copy { min-height: 620px; }
  .dispatch-row { grid-template-columns: 60px 100px 1fr 105px; gap: 20px; }
  .method-feature { grid-template-columns: 1fr; }
  .method-graphic { min-height: 600px; }
  .method-copy { min-height: 560px; }
}
@media (max-width: 720px) {
  .topbar { height: 68px; padding: 0 18px; grid-template-columns: 1fr auto; }
  .topbar > nav { display: none; }
  .masthead-copy { min-height: 570px; padding: 25px 20px 35px; }
  .edition-line span:nth-child(2) { display: none; }
  h1 { font-size: 48px; }
  .masthead-bottom { grid-template-columns: 1fr; gap: 30px; }
  .cover-art { min-height: 500px; }
  .signal-strip { grid-template-columns: 1fr 1fr; }
  .signal-strip > a:nth-child(2) { border-right: 0; }
  .signal-strip > a:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .dispatches { padding: 64px 18px 72px; }
  .section-header { grid-template-columns: 1fr; gap: 22px; }
  .section-header h2 { font-size: 36px; }
  .section-header > a { display: none; }
  .dispatch-row,.featured-row { min-height: auto; padding: 28px 0; grid-template-columns: 40px 1fr; gap: 18px; }
  .row-id { padding-top: 0; }
  .row-visual { grid-column: 1 / -1; height: 340px; }
  .row-swatch { display: none; }
  .row-copy { grid-column: 2; }
  .row-data { display: none; }
  .dispatch-row:not(.featured-row) .row-copy h3 { font-size: 24px; }
  .method-graphic { min-height: 470px; }
  .diffraction-rings { transform: translate(-50%,-50%) scale(.72); }
  .method-copy { min-height: 540px; padding: 70px 20px; }
}

/* Shared navigation and site pages */
.global-topbar { grid-template-columns: 1fr auto 1fr; }
.desktop-nav { align-self: stretch; align-items: stretch; gap: 2px; }
.desktop-nav .nav-link { padding: 0 18px; display: flex; align-items: center; border-bottom: 2px solid transparent; }
.desktop-nav .nav-link:hover,.desktop-nav .nav-link.active { color: var(--text); border-bottom-color: var(--orange); }
.menu-open { display: none; }
.mobile-drawer,.search-layer { position: fixed; inset: 0; z-index: 80; visibility: hidden; opacity: 0; pointer-events: none; transition: opacity .22s,visibility .22s; }
.mobile-drawer { padding: 22px; background: #0b0c0c; }
.mobile-drawer.open,.search-layer.open { visibility: visible; opacity: 1; pointer-events: auto; }
.mobile-drawer-head,.search-head { height: 50px; margin-bottom: 35px; display: flex; justify-content: space-between; align-items: flex-start; color: var(--quiet); font: 500 9px var(--mono); letter-spacing: .08em; }
.menu-close,.search-close { color: var(--text); border: 0; background: transparent; font-size: 28px; line-height: 1; cursor: pointer; }
.mobile-drawer > a { min-height: 76px; display: grid; grid-template-columns: 50px 1fr; align-items: center; border-bottom: 1px solid var(--line); font-size: 27px; letter-spacing: -.04em; }
.mobile-drawer > a span { color: var(--orange); font: 400 9px var(--mono); }
.mobile-search { width: 100%; margin: 40px 0; padding: 17px 0; display: flex; justify-content: space-between; color: var(--text); border: 0; border-bottom: 1px solid var(--orange); background: transparent; font: 500 11px var(--mono); text-transform: uppercase; cursor: pointer; }
.mobile-drawer > small { color: var(--quiet); font: 400 9px var(--mono); }
.search-layer { padding: 24px max(5vw,24px); background: #090a0a; }
.search-layer .search-head { max-width: 980px; height: 42px; margin: 0 auto 20px; align-items: center; }
.search-layer .search-close { width: 38px; height: 38px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 50%; background: #111413; }
.search-field { max-width: 980px; margin: 5vh auto 16px; padding: 0 22px; display: flex; align-items: center; border: 1px solid var(--card-line,var(--line)); border-radius: 18px; background: #111413; }
.search-field:focus-within { border-color: var(--orange); box-shadow: 0 0 0 3px rgba(239,109,61,.1); }
.search-field input { width: 100%; padding: 20px 0; color: var(--text); border: 0; outline: 0; background: transparent; font: 400 clamp(26px,3.5vw,46px) var(--sans); letter-spacing: -.04em; }
.search-field span { color: var(--orange); font-size: 30px; }
.search-results { max-width: 980px; max-height: 55vh; margin: auto; padding: 0 20px; overflow-y: auto; border: 1px solid var(--card-line,var(--line)); border-radius: 18px; background: #111413; }
.search-results[hidden] { display: none; }
.search-results > a { min-height: 84px; padding: 16px 4px; display: grid; grid-template-columns: 90px 1fr 25px; gap: 18px; align-items: center; border-bottom: 1px solid var(--line-soft); transition: padding .18s,background .18s; }
.search-results > a:last-child { border-bottom: 0; }
.search-results > a:hover { padding-inline: 12px; background: #171b1a; }
.search-results > a > span { color: var(--orange); font: 500 9px var(--mono); }
.search-results strong { display: block; margin-bottom: 7px; font-size: 19px; font-weight: 500; }
.search-results small { color: var(--muted); font-size: 12px; }
.search-results i { color: var(--orange); font-style: normal; }
.search-hint { margin: 0; padding: 24px 4px; color: var(--quiet); font: 400 11px var(--mono); }
.no-scroll { overflow: hidden; }
.top-actions button:hover,.top-actions button:focus-visible,.menu-close:hover,.search-close:hover { color: var(--orange); border-color: var(--orange); }
.global-footer { min-height: auto; padding: 52px 4vw 22px; display: block; border: 1px solid var(--line); border-top: 0; background: #0b0c0c; text-align: left; }
.footer-lead { display: grid; grid-template-columns: 1fr 1fr; padding-bottom: 42px; }
.footer-lead p { max-width: 360px; margin: 0; color: var(--muted); font-size: 13px; line-height: 1.6; }
.footer-columns { display: grid; grid-template-columns: repeat(3,1fr); padding-block: 28px; border-top: 1px solid var(--line); }
.footer-columns > div { display: flex; flex-direction: column; gap: 13px; }
.footer-columns strong { margin-bottom: 8px; color: var(--quiet); font: 500 9px var(--mono); text-transform: uppercase; letter-spacing: .08em; }
.footer-columns a { color: var(--muted); font-size: 12px; }
.footer-columns a:hover { color: var(--orange); }

/* Interior page system */
.page-main { max-width: 1540px; margin: auto; border-inline: 1px solid var(--line); }
.page-hero { min-height: 440px; padding: 54px 4vw 46px; display: flex; flex-direction: column; justify-content: space-between; border-bottom: 1px solid var(--line); background: #0c0e0e; }
.page-hero-with-image { padding: 0; display: grid; grid-template-columns: minmax(0,1.15fr) minmax(340px,.85fr); }
.page-hero-copy { min-width: 0; padding: 48px 4vw 42px; display: flex; flex-direction: column; justify-content: space-between; }
.page-hero-image { min-width: 0; min-height: 0; height: 440px; margin: 0; overflow: hidden; border-left: 1px solid var(--card-line); background: var(--surface-2); }
.page-hero-image img { width: 100%; height: 100%; display: block; object-fit: cover; object-position: center; }
.page-overline,.breadcrumb { color: var(--quiet); font: 500 9px var(--mono); text-transform: uppercase; letter-spacing: .08em; }
.breadcrumb a:hover { color: var(--orange); }
.page-hero h1 { max-width: 980px; margin: 44px 0 34px; font-size: clamp(46px,5vw,72px); line-height: .96; letter-spacing: -.055em; }
.page-hero-bottom { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: end; }
.page-hero-bottom p { max-width: 580px; margin: 0; color: var(--muted); font-size: 16px; line-height: 1.65; }
.page-hero-bottom span { justify-self: end; color: var(--quiet); font: 400 9px var(--mono); }
.section-shell { padding: 68px 4vw 84px; }
.section-label { margin-bottom: 35px; display: flex; justify-content: space-between; color: var(--quiet); font: 500 9px var(--mono); letter-spacing: .08em; }
.filter-bar { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 36px; }
.filter-bar button { padding: 10px 15px; color: var(--muted); border: 1px solid var(--line); background: transparent; font: 500 9px var(--mono); text-transform: uppercase; cursor: pointer; }
.filter-bar button:hover,.filter-bar button.active { color: #110b08; background: var(--orange); border-color: var(--orange); }
.content-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.content-card { min-height: 420px; padding: 24px; display: flex; flex-direction: column; background: #111313; }
.content-card[hidden] { display: none; }
.content-card:hover { background: #171a19; }
.content-card:focus-visible { position: relative; z-index: 1; }
.card-top { display: flex; justify-content: space-between; color: var(--quiet); font: 400 9px var(--mono); }
.card-glyph { width: 110px; height: 110px; margin: 30px auto; display: grid; place-items: center; border: 1px solid #404745; border-radius: 50%; color: var(--ice); font: 400 28px var(--mono); background: #182120; }
.card-image { width: 100%; aspect-ratio: 16 / 9; margin: 20px 0 24px; display: block; overflow: hidden; border-radius: 13px; background: var(--surface-2); }
.card-image img { width: 100%; height: 100%; display: block; object-fit: cover; transition: transform .35s ease; }
.content-card:hover .card-image img { transform: scale(1.035); }
.card-copy { margin-top: auto; }
.content-card h2,.content-card h3 { margin: 0 0 12px; font-size: 25px; font-weight: 500; letter-spacing: -.04em; }
.content-card p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.55; }
.content-card .card-link { margin-top: 28px; color: var(--orange); font: 500 9px var(--mono); text-transform: uppercase; }
.subject-section { scroll-margin-top: 90px; }
.subject-section + .subject-section { border-top: 1px solid var(--line); }
.issue-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.issue-card { min-height: 290px; padding: 22px; display: flex; flex-direction: column; justify-content: space-between; background: #101212; }
.issue-card span { color: var(--orange); font: 500 9px var(--mono); }
.issue-card h3 { margin: auto 0 15px; font-size: 26px; font-weight: 500; letter-spacing: -.04em; }
.issue-card p { color: var(--muted); font-size: 12px; }
.issue-card:hover { background: #191c1b; }

/* Article and profile pages */
.article-hero { padding: 40px 3.5vw 0; border-bottom: 1px solid var(--line); }
.article-hero h1 { max-width: 900px; margin: 34px 0 22px; font-size: clamp(40px,4.5vw,64px); line-height: .98; letter-spacing: -.055em; }
.article-deck { max-width: 760px; margin-bottom: 32px; color: var(--muted); font-size: 17px; line-height: 1.55; }
.article-hero-image { width: 100%; height: clamp(280px,34vw,480px); margin: 0 0 30px; overflow: hidden; border: 1px solid var(--card-line); border-radius: 16px; background: #11162a; }
.article-hero-image img { width: 100%; height: 100%; display: block; object-fit: contain; }
.lab-guide-header-image { display: grid; grid-template-rows: minmax(0,1fr) auto; gap: 11px; overflow: visible; border: 0; border-radius: 0; background: transparent; }
.lab-guide-header-image img { min-height: 0; object-fit: contain; object-position: center; border: 1px solid var(--card-line); border-radius: 16px; background: #11162a; }
.lab-guide-header-image figcaption { color: var(--quiet); font: 500 10px/1.45 var(--mono); letter-spacing: .04em; }
.article-info { min-height: 72px; display: grid; grid-template-columns: repeat(4,1fr); border-top: 1px solid var(--line); }
.article-info div { padding: 14px 0; border-right: 1px solid var(--line); color: var(--muted); font: 400 10px var(--mono); }
.article-info div:last-child { border-right: 0; }
.article-info small { display: block; margin-bottom: 10px; color: var(--quiet); font-size: 8px; }
.article-body { display: grid; grid-template-columns: 250px minmax(0,720px) 1fr; gap: 50px; padding: 72px 4vw 96px; }
.article-aside { position: sticky; top: 110px; align-self: start; }
.article-aside strong { display: block; margin-bottom: 20px; color: var(--quiet); font: 500 9px var(--mono); }
.article-aside a { display: block; padding: 10px 0; color: var(--muted); font-size: 12px; border-bottom: 1px solid var(--line); }
.article-copy-long p { margin: 0 0 28px; color: #c5c9c5; font-size: 17px; line-height: 1.8; }
.article-copy-long h2 { margin: 70px 0 25px; font-size: 38px; font-weight: 500; letter-spacing: -.045em; }
.article-copy-long .lead { color: var(--text); font-size: 23px; line-height: 1.55; }
.article-copy-long .post-figure { margin: 46px 0; }
.post-additional-img { width: 100%; max-height: 560px; display: block; object-fit: contain; border: 1px solid var(--card-line); border-radius: 14px; }
.post-img-caption { margin-top: 12px; color: var(--quiet); font: 400 10px/1.5 var(--mono); }
.pull-stat { padding: 30px; align-self: start; background: #121716; border-top: 2px solid var(--orange); }
.pull-stat strong { display: block; color: var(--ice); font: 400 44px var(--mono); }
.pull-stat span { display: block; margin-top: 12px; color: var(--muted); font-size: 12px; line-height: 1.5; }
.profile-hero { min-height: 610px; display: grid; grid-template-columns: 1fr 430px; border-bottom: 1px solid var(--line); }
.profile-title { padding: 70px 4vw; display: flex; flex-direction: column; justify-content: space-between; }
.profile-title h1 { margin: 45px 0 30px; }
.profile-title p { max-width: 600px; color: var(--muted); font-size: 16px; line-height: 1.65; }
.element-panel { padding: 30px; display: flex; flex-direction: column; justify-content: space-between; border-left: 1px solid var(--line); background: #111514; }
.element-panel > span { color: var(--quiet); font: 400 9px var(--mono); }
.element-symbol { font: 500 170px/1 var(--sans); letter-spacing: -.1em; }
.element-meta { display: flex; justify-content: space-between; color: var(--muted); font: 400 10px var(--mono); }
.property-table { border-top: 1px solid var(--line); }
.property-table div { min-height: 70px; display: grid; grid-template-columns: 1fr 1fr; align-items: center; border-bottom: 1px solid var(--line); }
.property-table span { color: var(--muted); font-size: 12px; }
.property-table strong { font: 400 14px var(--mono); }
.profile-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 8vw; padding: 72px 4vw 92px; }
.profile-layout h2 { margin: 0 0 32px; font-size: 45px; font-weight: 500; letter-spacing: -.055em; }
.profile-layout p { color: var(--muted); font-size: 15px; line-height: 1.75; }
.lab-guide-profile { grid-template-columns: minmax(0,.9fr) minmax(360px,1.1fr); align-items: start; }
.lab-guide-copy p { max-width: 700px; }
.lab-guide-side-image { margin: 0; }
.lab-guide-side-image img { width: 100%; height: clamp(320px,38vw,520px); display: block; object-fit: contain; object-position: center; border: 1px solid var(--card-line); border-radius: 16px; background: #11162a; }
.lab-guide-side-image figcaption { margin-top: 11px; color: var(--quiet); font: 500 10px/1.45 var(--mono); letter-spacing: .04em; }
.lab-guide-header-image figcaption a,.lab-guide-side-image figcaption a,.article-image-credit a { color: var(--ice); text-decoration: underline; text-underline-offset: 3px; }
.article-image-credit { margin: -18px 0 20px; color: var(--quiet); font: 500 10px/1.45 var(--mono); letter-spacing: .04em; }
.article-sources { min-width: 0; margin: 20px 4vw 54px; padding: 24px; display: grid; grid-template-columns: minmax(220px,.75fr) minmax(0,1.25fr); align-items: center; gap: 6vw; border: 1px solid var(--card-line); border-radius: 16px; background: var(--surface); }
.article-sources h2 { max-width: 650px; margin: 0; font-size: clamp(26px,2.2vw,34px); font-weight: 500; line-height: 1.02; letter-spacing: -.05em; }
.article-sources ol { margin: 0; padding: 0; display: grid; gap: 8px; list-style: none; counter-reset: sources; }
.article-sources li { counter-increment: sources; }
.article-sources a { min-height: 58px; padding: 13px 14px; display: grid; grid-template-columns: 32px 1fr auto; align-items: center; gap: 10px; color: var(--muted); font-size: 14px; line-height: 1.45; border: 1px solid var(--line); border-radius: 12px; background: var(--surface-2); transition: color .2s,background .2s,border-color .2s,transform .2s; }
.article-sources a::before { content: counter(sources,decimal-leading-zero); color: var(--quiet); font: 500 9px var(--mono); }
.article-sources a:hover { color: var(--text); border-color: #41517d; background: #1a2038; transform: translateY(-1px); }
.article-sources a span { color: var(--orange); font: 500 14px var(--mono); }

/* Method and subject feature blocks */
.split-feature { min-height: 520px; display: grid; grid-template-columns: 1fr 1fr; border-bottom: 1px solid var(--line); }
.split-visual { position: relative; overflow: hidden; background: #182826; }
.split-visual::before { content: ""; position: absolute; inset: 12%; border: 1px solid rgba(168,215,210,.3); border-radius: 50%; box-shadow: 0 0 0 55px rgba(168,215,210,.05),0 0 0 110px rgba(168,215,210,.04); }
.split-visual::after { content: "+"; position: absolute; left: 50%; top: 50%; transform: translate(-50%,-50%); color: var(--orange); font: 400 30px var(--mono); }
.split-copy { padding: 70px 5vw; display: flex; flex-direction: column; justify-content: center; background: #0f1111; }
.split-copy span { color: var(--orange); font: 500 9px var(--mono); }
.split-copy h2 { margin: 40px 0 28px; font-size: clamp(42px,4.4vw,66px); font-weight: 500; line-height: .95; letter-spacing: -.05em; }
.split-copy p { max-width: 520px; color: var(--muted); font-size: 15px; line-height: 1.7; }
.split-copy a { width: fit-content; margin-top: 30px; padding-bottom: 10px; border-bottom: 1px solid var(--orange); font: 500 10px var(--mono); text-transform: uppercase; }

@media (max-width: 900px) {
  .desktop-nav { display: none; }
  .global-topbar { grid-template-columns: 1fr auto; }
  .global-topbar .top-actions > a { display: none; }
  .global-topbar .menu-open { width: 36px; height: 36px; padding: 9px; display: flex; flex-direction: column; justify-content: center; gap: 6px; border: 1px solid var(--line); border-radius: 50%; background: transparent; }
  .menu-open i { width: 16px; height: 1px; display: block; background: var(--text); }
  .content-grid { grid-template-columns: 1fr 1fr; }
  .issue-grid { grid-template-columns: 1fr 1fr; }
  .article-body { grid-template-columns: 1fr; }
  .article-aside { position: static; }
  .pull-stat { max-width: 420px; }
  .profile-hero { grid-template-columns: 1fr 320px; }
  .profile-layout { grid-template-columns: 1fr; }
  .lab-guide-side-image { max-width: 720px; }
  .article-sources { grid-template-columns: 1fr; gap: 34px; }
}
@media (max-width: 620px) {
  .search-layer { padding: 22px 18px; }
  .search-field { margin: 34px auto 12px; padding-inline: 16px; border-radius: 14px; }
  .search-field input { padding-block: 17px; font-size: 29px; }
  .search-results { padding-inline: 14px; border-radius: 14px; }
  .search-results > a { min-height: 76px; grid-template-columns: 64px 1fr 18px; gap: 12px; }
  .footer-lead,.footer-columns,.page-hero-bottom { grid-template-columns: 1fr; gap: 35px; }
  .page-hero { min-height: 400px; padding: 44px 20px 36px; }
  .page-hero h1 { font-size: 42px; }
  .page-hero-bottom span { justify-self: start; }
  .section-shell { padding: 54px 18px 66px; }
  .content-grid,.issue-grid { grid-template-columns: 1fr; }
  .article-hero { padding: 45px 20px 0; }
  .article-hero h1 { font-size: 40px; }
  .article-deck { font-size: 17px; }
  .article-info { grid-template-columns: 1fr 1fr; }
  .article-info div:nth-child(2) { border-right: 0; }
  .article-body { padding: 56px 20px 72px; }
  .profile-hero { grid-template-columns: 1fr; }
  .profile-title { padding: 55px 20px; }
  .profile-title h1 { font-size: 48px; overflow-wrap: anywhere; }
  .element-panel { min-height: 400px; border-left: 0; border-top: 1px solid var(--line); }
  .profile-layout { padding: 58px 20px 74px; }
  .split-feature { grid-template-columns: 1fr; }
  .split-visual { min-height: 420px; }
  .split-copy { min-height: 500px; padding: 60px 20px; }
}

/* Student blog styling */
:root {
  --blue: #62a8ff;
  --lime: #b9e66f;
  --violet: #aa91ff;
  --card-line: #303634;
}

body { background: var(--bg); }

main,.page-main,.global-footer { border-inline: 0; }
.global-topbar { width: min(calc(100% - 24px),1516px); margin-top: 10px; border: 1px solid var(--line); border-radius: 16px; }
.desktop-nav .nav-link { border-radius: 10px; border-bottom: 0; transition: color .2s,background .2s,transform .2s; }
.desktop-nav .nav-link:hover,.desktop-nav .nav-link.active { color: var(--text); border-bottom-color: transparent; background: var(--surface-2); transform: translateY(-1px); }
.desktop-nav .nav-link.active { box-shadow: inset 0 -2px var(--orange); }

.masthead,.page-hero,.article-hero {
  margin: 18px;
  border: 1px solid var(--card-line);
  border-radius: 24px;
  overflow: hidden;
  background: #0f1212;
}
.masthead { min-height: 650px; }
.masthead-copy { position: relative; }
.cover-tile { border-color: var(--card-line); }
.cover-art { min-height: 520px; }
.masthead-bottom a,.method-copy a,.split-copy a { border: 0; border-radius: 999px; padding: 13px 18px; background: var(--orange); color: #130d0a; transition: transform .2s,box-shadow .2s; }
.masthead-bottom a:hover,.method-copy a:hover,.split-copy a:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(239,109,61,.22); }
.masthead-bottom a span,.method-copy a b { color: inherit; }

.signal-strip {
  min-height: auto;
  margin: 34px 4vw 0;
  gap: 12px;
  background: transparent;
  border: 0;
}
.signal-strip > a {
  position: relative;
  min-height: 120px;
  padding: 24px;
  border: 1px solid var(--card-line);
  border-radius: 16px;
  background: #121615;
  transition: transform .2s,border-color .2s;
}
.signal-strip > a::after { content: "↗"; position: absolute; right: 18px; top: 18px; color: var(--quiet); font: 400 13px var(--mono); transition: color .2s,transform .2s; }
.signal-strip > a:hover { transform: translateY(-4px); border-color: #49514e; }
.signal-strip > a:hover::after { color: var(--orange); transform: translate(2px,-2px); }
.signal-strip > a:nth-child(2) { background: #11191e; }
.signal-strip > a:nth-child(3) { background: #171421; }
.signal-strip > a:nth-child(4) { background: #151a12; }
.signal-strip small { width: fit-content; margin-bottom: 22px; padding: 6px 9px; border-radius: 999px; color: var(--text); background: #252a3c; letter-spacing: .04em; }

.dispatches { padding-top: 70px; padding-bottom: 86px; }
.section-header { grid-template-columns: 190px 1fr auto; border-bottom: 0; }
.section-header > span,.section-label > span:first-child,.method-copy > span,.page-overline {
  width: fit-content;
  padding: 9px 12px;
  border-radius: 999px;
  color: var(--lime);
  background: #202638;
  font-size: 12px;
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: .04em;
}
.dispatch-list { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; border: 0; }
.dispatch-row,.featured-row {
  min-height: 330px;
  padding: 25px;
  grid-template-columns: 44px minmax(130px,30%) 1fr;
  gap: 20px;
  align-items: center;
  border: 1px solid var(--card-line);
  border-radius: 20px;
  background: #111514;
  transition: transform .22s,border-color .22s,box-shadow .22s;
}
.dispatch-row:not(.featured-row) .row-thumbnail { height: 130px; }
.dispatch-row:hover { transform: translateY(-5px); border-color: #47504c; background: #171c1a; box-shadow: 0 20px 50px rgba(0,0,0,.22); }
.featured-row { min-height: 390px; grid-column: 1 / -1; grid-template-columns: 52px minmax(220px,34%) 1fr 100px; }
.featured-row .row-thumbnail { height: 290px; }
.row-id { align-self: start; padding-top: 2px; color: var(--orange); font-size: 12px; }
.row-visual { border-radius: 15px; }
.row-swatch { width: 76px; height: 76px; }
.dispatch-row:not(.featured-row) .row-data { display: none; }
.meta span { padding: 5px 8px; border-radius: 999px; background: #172442; color: var(--blue); }

.method-feature,.split-feature {
  margin: 18px;
  border: 1px solid var(--card-line);
  border-radius: 24px;
  overflow: hidden;
}
.method-copy,.split-copy { background: #111514; }
.method-readout,.pull-stat { border: 1px solid var(--card-line); border-radius: 14px; }

.page-hero { min-height: 420px; }
.section-shell { padding-top: 60px; }
.subject-section + .subject-section { border-top: 0; }
.filter-bar { gap: 10px; }
.filter-bar button { border-radius: 999px; text-transform: none; letter-spacing: .02em; font-size: 10px; transition: transform .18s,background .18s,color .18s; }
.filter-bar button:hover { transform: translateY(-2px); }

.content-grid,.issue-grid { gap: 16px; background: transparent; border: 0; }
.content-card,.issue-card {
  border: 1px solid var(--card-line);
  border-radius: 18px;
  background: #121615;
  overflow: hidden;
  transition: transform .22s,border-color .22s,box-shadow .22s;
}
.content-card:nth-child(3n+2) { background: #11191e; }
.content-card:nth-child(3n+3) { background: #171421; }
.content-card:hover,.issue-card:hover { transform: translateY(-4px); border-color: #4b5551; background-color: #171a19; box-shadow: 0 20px 45px rgba(0,0,0,.25); }
.content-card:nth-child(even):hover,.issue-card:nth-child(even):hover { transform: translateY(-4px); }
.card-top > span:first-child,.issue-card > span { width: fit-content; padding: 6px 9px; border-radius: 999px; color: var(--text); background: #32202a; }
.card-glyph { border: 0; background: #182120; box-shadow: 0 0 34px rgba(98,168,255,.08); }
.content-card:nth-child(3n+2) .card-glyph { color: var(--blue); }
.content-card:nth-child(3n+3) .card-glyph { color: var(--violet); }
.issue-card:nth-child(2) > span { background: #19294a; }
.issue-card:nth-child(3) > span { background: #2b254a; }
.issue-card:nth-child(4) > span { background: #283023; }

.article-info { gap: 8px; padding: 0 14px 14px; border-top: 0; }
.article-info div { padding: 13px; border: 1px solid var(--card-line); border-radius: 12px; background: #121624; }
.article-aside a { margin-bottom: 8px; padding: 11px 12px; border: 1px solid var(--line); border-radius: 10px; }
.article-aside a:hover { color: var(--blue); border-color: #44525b; }
.pull-stat { border-top: 1px solid var(--card-line); background: #151a12; }
.property-table { border-top: 0; display: grid; gap: 9px; }
.property-table div { padding: 0 16px; border: 1px solid var(--line); border-radius: 12px; background: #111413; }
.element-panel { border: 1px solid var(--line); border-radius: 20px 0 0 20px; background: #11191e; }
.global-footer { width: min(calc(100% - 36px),1504px); margin-bottom: 18px; border: 1px solid var(--line); border-radius: 22px; }

/* Lab guide feature and article header */
.lab-spotlight {
  height: 230px;
  min-height: 230px;
  margin: 34px 4vw 8px;
  display: grid;
  grid-template-columns: minmax(210px,26%) minmax(0,1fr) 250px;
  align-items: stretch;
  border: 1px solid var(--card-line);
  border-radius: 18px;
  overflow: hidden;
  background: #111514;
}
.lab-spotlight-image { min-height: 230px; display: block; overflow: hidden; border-right: 1px solid var(--card-line); background: var(--surface-2); }
.lab-spotlight-image img { width: 100%; height: 100%; display: block; object-fit: cover; transition: transform .35s ease; }
.lab-spotlight:hover .lab-spotlight-image img { transform: scale(1.035); }
.lab-spotlight-copy { align-self: center; padding: 32px 4vw; }
.lab-spotlight-copy > span { color: var(--lime); font: 500 9px var(--mono); letter-spacing: .05em; }
.lab-spotlight-copy h2 { margin: 18px 0 12px; font-size: clamp(30px,3.5vw,46px); font-weight: 500; line-height: 1; letter-spacing: -.045em; }
.lab-spotlight-copy p { max-width: 660px; margin: 0; color: var(--muted); font-size: 14px; line-height: 1.65; }
.lab-spotlight-link { align-self: center; min-height: 68px; margin: 28px; padding: 0 20px; display: flex; justify-content: space-between; align-items: center; gap: 18px; border-radius: 999px; color: #130d0a; background: var(--orange); font: 500 10px var(--mono); text-transform: uppercase; transition: transform .2s,box-shadow .2s; }
.lab-spotlight-link:hover { transform: translateY(-3px); box-shadow: 0 10px 28px rgba(239,109,61,.2); }
.lab-spotlight-link b { font-size: 16px; }
.lab-guide-hero h1 { max-width: 1160px; }

@media (max-width: 1000px) {
  .featured-row { grid-template-columns: 46px minmax(180px,32%) 1fr; }
  .featured-row .row-data { display: none; }
  .page-hero-with-image { grid-template-columns: 1fr; }
  .page-hero-copy { min-height: 380px; }
  .page-hero-image { min-height: 300px; height: 300px; border-left: 0; border-top: 1px solid var(--card-line); }
  .lab-spotlight { height: auto; grid-template-columns: 180px minmax(0,1fr); }
  .lab-spotlight-link { grid-column: 2; width: fit-content; min-width: 230px; margin: 0 4vw 28px; }
}

@media (max-width: 720px) {
  .global-topbar { width: calc(100% - 16px); margin-top: 8px; border-radius: 13px; }
  .masthead,.page-hero,.article-hero,.method-feature,.split-feature { margin: 10px; border-radius: 18px; }
  .page-hero-with-image { min-height: auto; padding: 0; }
  .page-hero-copy { min-height: 350px; padding: 38px 20px 32px; }
  .page-hero-image { min-height: 220px; height: 220px; }
  .signal-strip { margin: 24px 14px 0; gap: 9px; }
  .signal-strip > a { min-height: 105px; padding: 18px; border: 1px solid var(--card-line); }
  .signal-strip > a:nth-child(-n+2) { border-bottom: 1px solid var(--card-line); }
  .dispatch-list { grid-template-columns: 1fr; }
  .dispatch-row,.featured-row { grid-column: auto; grid-template-columns: 38px 1fr; padding: 20px; border-radius: 16px; }
  .row-thumbnail,.dispatch-row:not(.featured-row) .row-thumbnail,.featured-row .row-thumbnail { width: 100%; height: 220px; grid-column: 1 / -1; }
  .row-copy { grid-column: 2; }
  .section-header { grid-template-columns: 1fr; }
  .section-header > span { margin-bottom: 4px; }
  .content-grid,.issue-grid { gap: 12px; }
  .content-card,.issue-card { border-radius: 15px; }
  .article-hero { padding: 30px 20px 0; }
  .article-hero h1 { margin: 26px 0 18px; font-size: 38px; }
  .article-deck { margin-bottom: 24px; font-size: 16px; }
  .article-info { gap: 7px; padding: 0 10px 10px; }
  .article-info div { padding: 11px 10px; }
  .article-hero-image { height: 260px; margin-bottom: 20px; border-radius: 13px; }
  .article-image-credit { margin-top: -10px; }
  .article-sources { margin: 10px 10px 42px; padding: 20px; border: 1px solid var(--card-line); border-radius: 16px; }
  .article-sources a { font-size: 13px; }
  .article-sources h2 { margin: 0; font-size: 25px; }
  .element-panel { border-radius: 0 0 18px 18px; }
  .global-footer { width: calc(100% - 20px); }
  .lab-spotlight { min-height: auto; margin: 22px 10px 6px; grid-template-columns: 1fr; border-radius: 16px; }
  .lab-spotlight-image { min-height: 220px; border-right: 0; border-bottom: 1px solid var(--card-line); }
  .lab-spotlight-copy { padding: 28px 22px 22px; }
  .lab-spotlight-copy h2 { font-size: 34px; }
  .lab-spotlight-link { grid-column: 1; width: auto; min-width: 0; margin: 0 20px 22px; }
}

/* Deep Cobalt palette */
:root {
  --bg: #080a12;
  --surface: #11162a;
  --surface-2: #171d35;
  --line: #27304a;
  --line-soft: #1d2438;
  --card-line: #2b3552;
  --text: #ececf4;
  --muted: #9aa4bd;
  --quiet: #74809a;
  --orange: #ff785a;
  --ice: #8faeff;
  --blue: #5277ff;
  --violet: #9b8cff;
  --lime: #b7a9ff;
}

body,.search-layer { background: var(--bg); }
.topbar { background: #0b0e1b; }
.mobile-drawer,.global-footer { background: #090c17; }
.desktop-nav .nav-link:hover,.desktop-nav .nav-link.active { background: var(--surface-2); }
.desktop-nav .nav-link.active { box-shadow: inset 0 -2px var(--blue); }
.desktop-nav { height: 44px; align-self: center; align-items: center; }
.desktop-nav .nav-link { height: 40px; }
:focus-visible { outline-color: var(--blue); }

.masthead,.page-hero,.article-hero { background: #0d1120; }
.cover-tile,.search-field,.search-results,.property-table div { background: var(--surface); }
.cover-art { background: #202a4a; }
.microstructure i { background: #c75e62; }
.microstructure i:nth-child(2),.microstructure i:nth-child(5) { background: #5367a0; }
.microstructure i:nth-child(3),.microstructure i:nth-child(6) { background: #4e587a; }
.aerogel-visual { background: #243a68; }
.aerogel { background: #8faeff; }
.alloy-swatch { background: #657090; }
.bio-swatch { background: #5a4d70; }

.signal-strip > a,.dispatch-row,.method-copy,.split-copy,.lab-spotlight { background: #11162a; }
.signal-strip > a:nth-child(2),.content-card:nth-child(3n+2),.element-panel,.lab-spotlight-mark { background: #121a34; }
.signal-strip > a:nth-child(3),.content-card:nth-child(3n+3) { background: #19162f; }
.signal-strip > a:nth-child(4),.pull-stat { background: #211720; }
.signal-strip > a:hover,.dispatch-row:hover,.content-card:hover,.issue-card:hover,.search-results > a:hover { background: #1a2038; }

.method-graphic { background: #111a32; }
.split-visual { background: #172444; }
.content-card,.issue-card { background: #11162a; }
.card-glyph { background: #17213a; }
.article-info div { background: #121a31; }
.article-aside a { background: #0f1424; }

.content-card .card-link,.footer-columns a:hover,.breadcrumb a:hover,.row-copy h3 a:hover,.article-aside a:hover { color: var(--blue); }
.section-header > a,.top-actions a:hover,.search-results i { color: var(--blue); }
.search-layer .search-close { background: var(--surface); }
.search-field:focus-within { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(82,119,255,.14); }
.filter-bar button:hover,.filter-bar button.active { color: #0b0e18; background: var(--blue); border-color: var(--blue); }
.masthead-bottom a,.method-copy a,.split-copy a,.lab-spotlight-link { color: #0b0e18; background: var(--orange); }
.section-header > span,.section-label > span:first-child,.method-copy > span,.page-overline,.lab-spotlight-copy > span { padding: 9px 12px; color: var(--violet); background: #25213f; font-size: 12px; font-weight: 600; line-height: 1.25; }
.lab-spotlight-copy > span { display: inline-block; border-radius: 999px; }
.card-top > span:first-child,.issue-card > span { background: #192649; }
.issue-card:nth-child(2) > span { background: #292447; }
.issue-card:nth-child(3) > span { background: #34212a; }
.issue-card:nth-child(4) > span { background: #192649; }

/* Simpler metadata and shared card motion */
.card-top > span:first-child,
.issue-card > span,
.signal-strip small,
.meta span {
  padding: 0 0 0 8px;
  border-left: 2px solid var(--blue);
  border-radius: 0;
  background: none;
  color: var(--blue);
  font-weight: 600;
  letter-spacing: .06em;
}
.signal-strip small { margin-bottom: 22px; }
.issue-card:nth-child(2) > span,.issue-card:nth-child(3) > span,.issue-card:nth-child(4) > span { background: none; }

.dispatch-row,.content-card,.issue-card,.signal-strip > a,.lab-spotlight {
  transition: transform .22s ease,border-color .22s ease,background-color .22s ease,box-shadow .22s ease;
}
.dispatch-row:hover,
.content-card:hover,
.content-card:nth-child(even):hover,
.issue-card:hover,
.issue-card:nth-child(even):hover,
.signal-strip > a:hover,
.lab-spotlight:hover {
  transform: translateY(-4px);
  border-color: #53658f;
  background-color: #1a2038;
  box-shadow: 0 16px 36px rgba(0,0,0,.24);
}
.row-copy h3 a,.content-card h2,.content-card h3,.issue-card h3,.signal-strip strong,.lab-spotlight-copy h2,.cover-caption h2 a { transition: color .2s ease; }
.dispatch-row:hover .row-copy h3 a,
.content-card:hover h2,
.content-card:hover h3,
.issue-card:hover h3,
.signal-strip > a:hover strong,
.lab-spotlight:hover .lab-spotlight-copy h2,
.cover-tile:hover .cover-caption h2 a { color: var(--blue); }
.content-card:hover .card-image img,.dispatch-row:hover .row-thumbnail img,.lab-spotlight:hover .lab-spotlight-image img,.cover-tile:hover .cover-image { transform: scale(1.035); }
.cover-image { transition: transform .35s ease; }

/* Varied Blog and compact Lab Guide grids */
.blog-grid { grid-template-columns: repeat(12,minmax(0,1fr)); gap: 18px; }
.blog-card:nth-child(1),.blog-card:nth-child(6) { grid-column: span 5; }
.blog-card:nth-child(2),.blog-card:nth-child(5) { grid-column: span 4; }
.blog-card:nth-child(3),.blog-card:nth-child(4) { grid-column: span 3; }
.blog-card { min-height: 390px; }
.blog-card .card-image { height: 190px; aspect-ratio: auto; }

.lab-guide-grid { grid-template-columns: repeat(3,minmax(0,1fr)); gap: 22px; }
.lab-guide-grid .content-card { min-height: 330px; padding: 20px; border-radius: 16px; }
.lab-guide-grid .card-image { margin: 16px 0 19px; aspect-ratio: 2 / 1; border-radius: 11px; }
.lab-guide-grid .content-card h2 { font-size: 21px; }
.lab-guide-grid .content-card p { font-size: 12.5px; }
.lab-guide-grid .card-link { margin-top: 20px; }

@media (max-width: 1000px) {
  .blog-grid,.lab-guide-grid { grid-template-columns: 1fr 1fr; }
  .blog-card:nth-child(n) { grid-column: auto; }
}

@media (max-width: 720px) {
  .blog-grid,.lab-guide-grid { grid-template-columns: 1fr; }
  .blog-card { min-height: 370px; }
  .blog-card .card-image { height: auto; aspect-ratio: 16 / 9; }
  .lab-guide-grid .content-card { min-height: 340px; }
}

/* About page */
.about-intro { padding-bottom: 54px; }
.about-facts { align-self: start; margin-top: 33px; }
.about-facts div { min-height: 58px; }
.about-facts span { font-size: 13px; }
.about-facts strong { text-align: right; font-size: 15px; }
.about-outline { padding-top: 12px; }
.about-outline-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 18px; }
.about-block { min-height: 270px; padding: 28px; border: 1px solid var(--card-line); border-radius: 18px; background: #11162a; }
.about-block:nth-child(-n+2) { min-height: 240px; }
.about-block > span { color: var(--blue); font: 600 11px var(--mono); letter-spacing: .07em; }
.about-block h2 { margin: 48px 0 18px; font-size: clamp(28px,3vw,38px); font-weight: 500; line-height: 1.05; letter-spacing: -.04em; }
.about-block p { max-width: 680px; margin: 0; color: var(--muted); font-size: 14px; line-height: 1.7; }
.about-block ul { margin: 30px 0 0; padding: 0; list-style: none; }
.about-block li { padding: 11px 0; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }
.about-block li:last-child { border-bottom: 1px solid var(--line); }
.about-contact { background: #121a34; }
.about-contact .placeholder-email { margin-top: 24px; color: var(--ice); font: 500 12px var(--mono); letter-spacing: .02em; }

/* Launch and accessibility refinements */
.error-page { min-height: 620px; }
.error-page .page-hero-bottom { align-items: start; }
.error-actions { justify-self: end; display: flex; flex-wrap: wrap; gap: 10px; }
.error-actions a { padding: 12px 16px; border: 1px solid var(--card-line); border-radius: 999px; color: var(--text); font: 500 11px var(--mono); }
.error-actions a:first-child { border-color: var(--blue); background: var(--blue); color: #080a12; }
.error-actions a:hover { border-color: var(--blue); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,*::before,*::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

@media (max-width: 720px) {
  .about-facts { margin-top: 0; }
  .about-facts strong { text-align: left; }
  .about-outline-grid { grid-template-columns: 1fr; }
  .about-block { min-height: auto; padding: 24px; border-radius: 16px; }
  .about-block h2 { margin-top: 36px; }
  .error-page { min-height: 560px; }
  .error-actions { justify-self: start; }
}