:root {
  color-scheme: dark;
  --ink: #e9f5f3;
  --muted: #91a8a5;
  --quiet: #78908d;
  --paper: #071012;
  --panel: #0b1719;
  --panel-strong: #102023;
  --line: rgba(137, 224, 213, 0.18);
  --cyan: #73e0d4;
  --amber: #f3c765;
  --red: #ff7c68;
  --green: #91e49b;
  --mono: "IBM Plex Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--paper);
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  font-family: var(--sans);
  background:
    radial-gradient(circle at 88% 4%, rgba(243, 199, 101, 0.09), transparent 25rem),
    radial-gradient(circle at 5% 28%, rgba(115, 224, 212, 0.08), transparent 29rem),
    linear-gradient(rgba(115, 224, 212, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(115, 224, 212, 0.025) 1px, transparent 1px),
    var(--paper);
  background-size: auto, auto, 42px 42px, 42px 42px, auto;
}

a {
  color: inherit;
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 8px;
  left: 8px;
  padding: 8px 11px;
  color: #061011;
  background: var(--amber);
  font: 700 12px/1 var(--mono);
  transform: translateY(-150%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-shell {
  width: min(1160px, calc(100% - 36px));
  margin: 0 auto;
}

.site-header {
  position: relative;
  z-index: 5;
  border-bottom: 1px solid var(--line);
  background: rgba(7, 16, 18, 0.88);
  backdrop-filter: blur(14px);
}

.site-header-inner {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--ink);
  text-decoration: none;
}

.brand-mark {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(115, 224, 212, 0.48);
  border-radius: 50%;
  color: var(--cyan);
  background: rgba(115, 224, 212, 0.06);
  box-shadow: 0 0 0 5px rgba(115, 224, 212, 0.025);
  font: 700 12px/1 var(--mono);
}

.brand-copy {
  display: grid;
  gap: 2px;
}

.brand-copy strong {
  font: 800 15px/1 var(--mono);
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.brand-copy span {
  color: var(--muted);
  font: 500 9px/1.2 var(--mono);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 7px;
}

.site-nav a {
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 8px 11px;
  color: var(--muted);
  text-decoration: none;
  font: 700 10px/1 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  border-color: var(--line);
  color: var(--cyan);
  background: rgba(115, 224, 212, 0.05);
}

.hero {
  position: relative;
  min-height: 440px;
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(270px, 0.65fr);
  align-items: end;
  gap: clamp(40px, 7vw, 100px);
  padding: clamp(70px, 10vw, 128px) 0 66px;
}

.hero::after {
  content: "";
  position: absolute;
  top: 52px;
  right: 2%;
  width: clamp(150px, 22vw, 270px);
  aspect-ratio: 1;
  border: 1px solid rgba(243, 199, 101, 0.2);
  border-radius: 50%;
  box-shadow: inset 0 0 0 28px rgba(243, 199, 101, 0.015), inset 0 0 0 29px rgba(243, 199, 101, 0.08);
  pointer-events: none;
}

.eyebrow,
.section-label,
.post-kicker {
  color: var(--amber);
  font: 800 10px/1.4 var(--mono);
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.hero h1,
.article-header h1 {
  max-width: 830px;
  margin: 13px 0 18px;
  font-family: var(--mono);
  font-size: clamp(42px, 7vw, 86px);
  line-height: 0.94;
  letter-spacing: -0.07em;
  text-transform: uppercase;
}

.hero-lede,
.article-deck {
  max-width: 720px;
  margin: 0;
  color: #b8cac7;
  font-size: clamp(16px, 2vw, 20px);
  line-height: 1.55;
}

.hero-index {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--line);
  padding-top: 16px;
}

.hero-index-row {
  display: grid;
  grid-template-columns: 38px 1fr;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(137, 224, 213, 0.1);
  color: var(--muted);
  font: 600 11px/1.35 var(--mono);
}

.hero-index-row span:first-child {
  color: var(--cyan);
}

.release-section {
  border-top: 1px solid var(--line);
  padding: 58px 0 96px;
}

.section-head {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 26px;
}

.section-head h2 {
  margin: 7px 0 0;
  font: 800 clamp(25px, 4vw, 39px)/1.05 var(--mono);
  letter-spacing: -0.045em;
  text-transform: uppercase;
}

.section-head p {
  max-width: 430px;
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

.post-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 14px;
}

.post-card {
  position: relative;
  min-height: 350px;
  grid-column: span 6;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 3px;
  padding: clamp(23px, 4vw, 38px);
  text-decoration: none;
  background: linear-gradient(145deg, rgba(16, 32, 35, 0.96), rgba(7, 16, 18, 0.96));
  transition: border-color 160ms ease, transform 160ms ease;
}

.post-card::after {
  content: attr(data-sequence);
  position: absolute;
  right: -8px;
  bottom: -30px;
  color: rgba(115, 224, 212, 0.045);
  font: 900 150px/1 var(--mono);
  letter-spacing: -0.1em;
}

.post-card:hover {
  border-color: rgba(115, 224, 212, 0.55);
  transform: translateY(-3px);
}

.post-meta,
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  color: var(--quiet);
  font: 700 9px/1.4 var(--mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.post-card h3 {
  max-width: 580px;
  margin: 48px 0 15px;
  font: 800 clamp(24px, 3.5vw, 39px)/1.03 var(--mono);
  letter-spacing: -0.05em;
  text-transform: uppercase;
}

.post-card p {
  max-width: 560px;
  margin: 0 0 35px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.65;
}

.post-cta {
  position: relative;
  z-index: 1;
  margin-top: auto;
  color: var(--cyan);
  font: 800 10px/1 var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.principles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin-top: 64px;
  border: 1px solid var(--line);
  background: var(--line);
}

.principle {
  min-height: 180px;
  padding: 25px;
  background: var(--panel);
}

.principle strong {
  display: block;
  margin: 12px 0 9px;
  font: 800 16px/1.2 var(--mono);
  text-transform: uppercase;
}

.principle p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 26px 0 40px;
  color: var(--quiet);
  font: 600 10px/1.6 var(--mono);
}

.site-footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 24px;
}

.site-footer a {
  color: var(--muted);
}

.article-header {
  max-width: 1040px;
  padding: clamp(72px, 10vw, 128px) 0 56px;
}

.article-header h1 {
  max-width: 970px;
  font-size: clamp(39px, 7vw, 76px);
}

.article-deck {
  margin-bottom: 28px;
}

.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 760px) minmax(210px, 1fr);
  gap: clamp(44px, 8vw, 110px);
  align-items: start;
  padding: 52px 0 100px;
  border-top: 1px solid var(--line);
}

.article-body {
  font-size: 16px;
  line-height: 1.75;
}

.article-body > :first-child {
  margin-top: 0;
}

.article-body h2 {
  margin: 58px 0 16px;
  color: var(--ink);
  font: 800 clamp(23px, 3vw, 31px)/1.15 var(--mono);
  letter-spacing: -0.035em;
  text-transform: uppercase;
}

.article-body h3 {
  margin: 34px 0 10px;
  font: 800 17px/1.3 var(--mono);
}

.article-body p,
.article-body li {
  color: #b7c9c6;
}

.article-body a {
  color: var(--cyan);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.article-body ul {
  margin: 16px 0 24px;
  padding-left: 21px;
}

.article-body li {
  margin: 8px 0;
  padding-left: 4px;
}

.article-body code {
  border: 1px solid rgba(115, 224, 212, 0.15);
  border-radius: 3px;
  padding: 1px 5px;
  color: #c5f5ef;
  background: rgba(115, 224, 212, 0.05);
  font: 0.88em/1.4 var(--mono);
}

.callout {
  margin: 34px 0;
  border-left: 3px solid var(--amber);
  padding: 18px 21px;
  color: #cfdbd9;
  background: rgba(243, 199, 101, 0.055);
}

.callout strong {
  display: block;
  margin-bottom: 5px;
  color: var(--amber);
  font: 800 11px/1.4 var(--mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.verification-list {
  display: grid;
  gap: 1px;
  margin: 24px 0;
  border: 1px solid var(--line);
  background: var(--line);
}

.verification-row {
  display: grid;
  grid-template-columns: 26px 1fr;
  gap: 10px;
  padding: 13px 15px;
  background: var(--panel);
  color: var(--muted);
  font: 600 12px/1.5 var(--mono);
}

.verification-row span:first-child {
  color: var(--green);
}

.article-rail {
  position: sticky;
  top: 95px;
  border-top: 1px solid var(--line);
}

.rail-block {
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.rail-block span {
  display: block;
  color: var(--quiet);
  font: 800 8px/1.4 var(--mono);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.rail-block strong,
.rail-block a {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font: 700 11px/1.45 var(--mono);
  text-decoration: none;
}

.rail-block a:hover {
  color: var(--cyan);
}

.article-next {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 22px;
  align-items: center;
  margin-top: 64px;
  border: 1px solid var(--line);
  padding: 22px;
  text-decoration: none;
  background: var(--panel);
}

.article-next span {
  color: var(--quiet);
  font: 800 9px/1.3 var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.article-next strong {
  display: block;
  margin-top: 5px;
  font: 800 15px/1.3 var(--mono);
  text-transform: uppercase;
}

.article-next b {
  color: var(--cyan);
  font: 800 20px/1 var(--mono);
}

@media (max-width: 820px) {
  .hero {
    min-height: auto;
    grid-template-columns: 1fr;
    gap: 54px;
  }

  .hero::after {
    opacity: 0.6;
  }

  .post-card {
    grid-column: 1 / -1;
  }

  .principles {
    grid-template-columns: 1fr;
  }

  .article-layout {
    grid-template-columns: 1fr;
  }

  .article-rail {
    position: static;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0 18px;
  }
}

@media (max-width: 580px) {
  .site-shell {
    width: min(100% - 24px, 1160px);
  }

  .site-header-inner {
    min-height: 66px;
  }

  .brand-copy {
    display: none;
  }

  .site-header-inner {
    gap: 10px;
  }

  .site-nav {
    gap: 3px;
  }

  .site-nav a {
    padding: 8px;
    font-size: 9px;
  }

  .hero {
    padding-top: 65px;
  }

  .hero h1,
  .article-header h1 {
    letter-spacing: -0.06em;
  }

  .section-head,
  .site-footer-inner {
    display: grid;
  }

  .post-card {
    min-height: 330px;
  }

  .article-layout {
    padding-top: 35px;
  }

  .article-rail {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .post-card {
    transition: none;
  }
}