:root {
  --bg: #060708;
  --bg-soft: #0a0b0d;
  --panel: rgba(255,255,255,.025);
  --panel-strong: rgba(255,255,255,.045);
  --text: #f3efe7;
  --muted: #aaa39a;
  --muted-2: #7e7972;
  --gold: #d7b15f;
  --gold-2: #e1c47d;
  --gold-soft: #9f8147;
  --line: rgba(255,255,255,.14);
  --line-gold: rgba(215,177,95,.34);
  --serif: Georgia, "Times New Roman", serif;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --max: 1240px;
  --pad: clamp(22px, 4vw, 64px);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--bg); }
body { margin: 0; min-width: 320px; background: var(--bg); color: var(--text); font-family: var(--sans); line-height: 1.65; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
body::before { content: ""; position: fixed; inset: 0; pointer-events: none; z-index: -2; background: linear-gradient(rgba(255,255,255,.018) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.018) 1px, transparent 1px); background-size: 88px 88px; mask-image: linear-gradient(to bottom, black, transparent 78%); }
body::after { content: ""; position: fixed; inset: 0; pointer-events: none; z-index: -1; background: radial-gradient(circle at 76% 10%, rgba(215,177,95,.055), transparent 26%), radial-gradient(circle at 14% 52%, rgba(255,255,255,.025), transparent 28%); }
a { color: inherit; text-decoration: none; }
a:hover { color: var(--gold); }
img { max-width: 100%; display: block; }
button, a { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 2px solid var(--gold); outline-offset: 4px; border-radius: 3px; }
.skip-link { position: fixed; left: 16px; top: 12px; transform: translateY(-160%); z-index: 1000; background: var(--gold); color: #090909; padding: 10px 14px; font-weight: 800; }
.skip-link:focus { transform: translateY(0); }
.site-header { position: sticky; top: 0; z-index: 100; border-bottom: 1px solid var(--line); background: rgba(6,7,8,.9); backdrop-filter: blur(18px); }
.site-nav { min-height: 76px; max-width: var(--max); margin: auto; padding: 0 var(--pad); display: flex; align-items: center; gap: 30px; }
.brand { display: inline-flex; align-items: center; gap: 12px; margin-right: auto; font-family: var(--serif); font-size: 1.08rem; white-space: nowrap; }
.brand img { width: 42px; height: 42px; border-radius: 50%; }
.nav-links { display: flex; align-items: center; gap: clamp(13px,1.45vw,24px); font-size: .82rem; font-weight: 650; letter-spacing: .015em; color: #c9c4bc; }
.nav-links a { padding: 27px 0 25px; border-bottom: 2px solid transparent; }
.nav-links a[aria-current="page"] { color: var(--text); border-color: var(--gold); }
.nav-links .nav-enter { padding: 9px 15px; border: 1px solid var(--line-gold); border-radius: 999px; color: var(--gold); }
.nav-links .nav-enter[aria-current="page"] { background: var(--gold); color: #080808; }
.nav-toggle { display: none; appearance: none; border: 1px solid var(--line); background: transparent; color: var(--text); border-radius: 999px; padding: 8px 14px; font: 700 .8rem var(--sans); }
main { min-height: 58vh; }
.hero, .page-head, .section, .concept-article { max-width: var(--max); margin: 0 auto; padding-left: var(--pad); padding-right: var(--pad); }
.hero { min-height: min(820px, calc(100vh - 76px)); display: grid; align-items: center; grid-template-columns: minmax(0, 1.1fr) minmax(300px,.9fr); gap: clamp(40px,7vw,110px); padding-top: clamp(72px,10vw,145px); padding-bottom: clamp(72px,10vw,145px); }
.hero-copy { position: relative; z-index: 2; }
.kicker { color: var(--gold); font-size: .75rem; line-height: 1.2; font-weight: 800; text-transform: uppercase; letter-spacing: .19em; margin-bottom: 22px; }
h1, h2, h3 { margin: 0; font-family: var(--serif); font-weight: 400; letter-spacing: -.025em; line-height: 1.02; text-wrap: balance; }
h1 { font-size: clamp(3.1rem,7.3vw,7.4rem); max-width: 950px; }
h2 { font-size: clamp(2.15rem,4.3vw,4.5rem); }
h3 { font-size: clamp(1.3rem,2.2vw,2rem); }
p { margin: 0; color: var(--muted); }
.identity-line { margin: 30px 0 20px; color: var(--gold); font-family: var(--serif); font-size: clamp(1.35rem,2.5vw,2.25rem); }
.lead { max-width: 790px; font-size: clamp(1.1rem,1.65vw,1.42rem); line-height: 1.75; color: #c2bcb3; }
.supporting { max-width: 750px; margin-top: 18px; font-size: 1.02rem; }
.button-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.button { min-height: 50px; display: inline-flex; align-items: center; justify-content: center; padding: 13px 21px; border: 1px solid var(--line-gold); border-radius: 999px; color: var(--gold); font-weight: 800; font-size: .92rem; }
.button.primary { background: var(--gold); color: #080808; }
.button:hover { background: rgba(215,177,95,.08); color: #f2d184; }
.button.primary:hover { background: #e2bd69; color: #080808; }
.section { padding-top: clamp(70px,9vw,125px); padding-bottom: clamp(70px,9vw,125px); border-top: 1px solid var(--line); }
.section-heading { max-width: 780px; margin-bottom: clamp(40px,6vw,72px); }
.section-heading.narrow { max-width: 850px; }
.section-heading h2 + p, .section-heading p { margin-top: 22px; font-size: 1.08rem; }
.stage-index { display: grid; grid-template-columns: repeat(3, 1fr); margin: 48px 0 34px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.stage-index > div { padding: clamp(24px,4vw,46px); display: grid; grid-template-columns: auto 1fr; align-items: baseline; gap: 8px 18px; border-right: 1px solid var(--line); }
.stage-index > div:last-child { border-right: 0; }
.stage-index span { grid-row: 1 / span 2; color: var(--gold); font-family: var(--serif); font-size: clamp(2rem,4vw,4.2rem); }
.stage-index strong { font-size: 1.1rem; }
.stage-index small { color: var(--muted); }
.text-links { display: flex; flex-wrap: wrap; gap: 14px 30px; }
.text-links.vertical { flex-direction: column; align-items: flex-start; }
.text-links a, .inline-link { color: var(--gold); font-weight: 750; }
.two-column-section { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px,8vw,120px); }
.two-column-section article h2 { font-size: clamp(2rem,3.6vw,3.65rem); margin-bottom: 22px; }
.two-column-section article p { margin-bottom: 24px; font-size: 1.03rem; }
.page-head { padding-top: clamp(90px,11vw,155px); padding-bottom: clamp(70px,9vw,120px); }
.page-head h1 { max-width: 1060px; font-size: clamp(3rem,7vw,7rem); }
.page-head .lead { margin-top: 30px; }
.page-head .inline-link { display: inline-block; margin-top: 28px; }
.enter-head { padding-bottom: 65px; }
.route-list { padding-top: 0; }
.route-line { display: grid; grid-template-columns: 72px 1fr auto; gap: 22px; align-items: center; padding: 28px 0; border-bottom: 1px solid var(--line); }
.route-line:first-child { border-top: 1px solid var(--line); }
.route-code { color: var(--gold-soft); font-family: var(--serif); font-size: 2.2rem; }
.route-line > span:nth-child(2) { display: grid; gap: 7px; }
.route-line small { color: var(--gold); text-transform: uppercase; font-size: .7rem; font-weight: 800; letter-spacing: .14em; }
.route-line strong { font-family: var(--serif); font-size: clamp(1.35rem,2.4vw,2.2rem); font-weight: 400; }
.route-line em { color: var(--muted); font-style: normal; }
.route-line b { color: var(--gold); font-size: 1.25rem; }
.spine-line { display: flex; flex-wrap: wrap; gap: 10px; }
.spine-line span { padding: 11px 16px; border: 1px solid var(--line); border-radius: 999px; color: #c8c1b7; }
.hierarchy-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.hierarchy-list li { display: grid; grid-template-columns: 90px 1fr; gap: 25px; padding: 28px 0; border-bottom: 1px solid var(--line); }
.hierarchy-list li > span { color: var(--gold-soft); font-family: var(--serif); font-size: 1.8rem; }
.hierarchy-list strong { display: block; font-family: var(--serif); font-size: 1.55rem; font-weight: 400; margin-bottom: 5px; }
.record-callout { display: grid; grid-template-columns: 1.5fr .5fr; gap: 50px; align-items: end; }
.record-callout h2 { margin-bottom: 20px; }
.volume-list { padding-top: 0; }
.volume-entry { display: grid; grid-template-columns: minmax(170px,.35fr) minmax(0,1fr); gap: clamp(32px,7vw,90px); padding: 42px 0; border-bottom: 1px solid var(--line); }
.volume-entry:first-child { border-top: 1px solid var(--line); }
.volume-entry.current { padding-top: 52px; padding-bottom: 52px; }
.volume-marker { display: flex; flex-direction: column; gap: 8px; }
.volume-marker span { color: var(--gold); text-transform: uppercase; font-weight: 800; letter-spacing: .13em; font-size: .74rem; }
.volume-marker b { color: var(--muted); font-size: .82rem; }
.volume-entry h2 { font-size: clamp(2rem,4vw,4rem); margin-bottom: 18px; }
.volume-entry p { max-width: 760px; }
.volume-entry .text-links { margin-top: 24px; }
.quiet-cta { display: flex; justify-content: space-between; align-items: center; gap: 30px; }
.lab-list { padding-top: 0; }
.lab-entry { display: grid; grid-template-columns: 120px 1fr; gap: clamp(25px,5vw,70px); padding: 46px 0; border-bottom: 1px solid var(--line); }
.lab-entry:first-child { border-top: 1px solid var(--line); }
.lab-number { color: var(--gold); font-weight: 800; letter-spacing: .12em; text-transform: uppercase; font-size: .78rem; }
.lab-copy h2 { font-size: clamp(1.75rem,3.2vw,3rem); max-width: 950px; margin-bottom: 28px; }
.lab-copy dl { margin: 0 0 24px; display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.lab-copy dl div { border-left: 1px solid var(--line-gold); padding-left: 18px; }
.lab-copy dt { color: var(--gold); font-size: .7rem; font-weight: 800; text-transform: uppercase; letter-spacing: .12em; margin-bottom: 7px; }
.lab-copy dd { margin: 0; color: var(--muted); }
.software-cycle ol { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5,1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.software-cycle li { min-height: 230px; padding: 30px 22px; border-right: 1px solid var(--line); }
.software-cycle li:last-child { border-right: 0; }
.software-cycle li span { display: block; color: var(--gold-soft); font-family: var(--serif); font-size: 1.8rem; margin-bottom: 32px; }
.software-cycle li strong { display: block; font-family: var(--serif); font-size: 1.45rem; font-weight: 400; margin-bottom: 10px; }
.software-cycle li p { font-size: .92rem; }
.quiet-roadmap { display: grid; grid-template-columns: 180px 1fr; gap: 40px; }
.quiet-roadmap span { color: var(--gold); text-transform: uppercase; letter-spacing: .14em; font-size: .72rem; font-weight: 800; }
.record-ledger { padding-top: 0; }
.record-group { padding: 36px 0; border-bottom: 1px solid var(--line); scroll-margin-top: 100px; }
.record-group:first-child { border-top: 1px solid var(--line); }
.record-group h2 { font-size: clamp(1.45rem,2.4vw,2.2rem); margin-bottom: 20px; }
.record-row { display: grid; grid-template-columns: minmax(0,1fr) auto; gap: 25px; padding: 13px 0; color: #d5d0c8; }
.record-row a { color: var(--gold); font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .82rem; white-space: nowrap; }
.essay-feature-list { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; padding-top: clamp(70px,9vw,125px); }
.essay-feature-list > a { min-height: 330px; padding: clamp(28px,4vw,48px); border: 1px solid var(--line); border-radius: 22px; background: var(--panel); display: flex; flex-direction: column; }
.essay-feature-list > a:hover { border-color: var(--line-gold); background: rgba(215,177,95,.035); }
.essay-feature-list span { color: var(--gold); text-transform: uppercase; letter-spacing: .13em; font-size: .7rem; font-weight: 800; }
.essay-feature-list h2 { font-size: clamp(2rem,3.5vw,3.5rem); margin: 30px 0 18px; }
.essay-feature-list p { max-width: 550px; }
.essay-feature-list b { margin-top: auto; padding-top: 30px; color: var(--gold); }
.note-list { border-top: 1px solid var(--line); }
.note-link { display: grid; grid-template-columns: minmax(260px,.8fr) 1fr auto; gap: 30px; align-items: center; padding: 22px 0; border-bottom: 1px solid var(--line); }
.note-link strong { font-family: var(--serif); font-size: 1.35rem; font-weight: 400; }
.note-link span { color: var(--muted); }
.note-link b { color: var(--gold); }
.concept-article { max-width: 900px; padding-top: clamp(90px,11vw,150px); padding-bottom: clamp(80px,10vw,140px); }
.concept-article header { margin-bottom: 50px; }
.concept-article h1 { font-size: clamp(3rem,6.5vw,6.1rem); }
.concept-article .lead { margin-top: 28px; }
.article-intro { color: #d1cbc2; font-size: 1.2rem; line-height: 1.8; margin-bottom: 55px; }
.concept-article section { margin: 48px 0; }
.concept-article section h2 { font-size: clamp(1.8rem,3vw,2.7rem); margin-bottom: 18px; }
.concept-article section p { font-size: 1.04rem; }
.concept-article aside { border-left: 2px solid var(--gold); padding: 8px 0 8px 25px; margin: 58px 0; }
.concept-article aside span { color: var(--gold); font-size: .72rem; text-transform: uppercase; font-weight: 800; letter-spacing: .13em; }
.concept-article aside p { margin-top: 12px; color: var(--text); font-family: var(--serif); font-size: 1.55rem; }
.article-nav { margin-top: 70px; padding-top: 24px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; gap: 24px; color: var(--gold); font-weight: 750; }
.compact-head { padding-bottom: 45px; }
.contact-block { padding-top: 0; }
.contact-address { display: inline-block; font-family: var(--serif); font-size: clamp(1.8rem,4.5vw,4.4rem); color: var(--gold); word-break: break-word; }
.contact-block p { margin-top: 25px; max-width: 700px; }
.contact-links { margin-top: 28px; }
.error-page { min-height: 62vh; display: flex; flex-direction: column; justify-content: center; }
.site-footer { border-top: 1px solid var(--line); }
.footer-shell { max-width: var(--max); margin: auto; padding: clamp(48px,7vw,85px) var(--pad) 35px; display: grid; grid-template-columns: minmax(0,1fr); }
.footer-identity { display: flex; align-items: center; gap: 22px; margin-bottom: 42px; }
.footer-identity img { width: 54px; height: 54px; border-radius: 50%; }
.footer-identity div { display: grid; gap: 6px; }
.footer-identity strong { font-family: var(--serif); font-size: clamp(1.25rem,2.3vw,2rem); font-weight: 400; }
.footer-identity span { color: var(--muted); font-size: .87rem; letter-spacing: .035em; }
.footer-meta { padding-top: 22px; border-top: 1px solid var(--line); color: var(--muted-2); font-size: .8rem; text-align: right; }


/* Homepage hero refinement */
.home-hero {
  min-height: auto;
  grid-template-columns: 1fr;
  justify-items: center;
  gap: clamp(22px, 4vw, 44px);
  padding-top: clamp(62px, 8vw, 105px);
  padding-bottom: clamp(78px, 10vw, 130px);
  text-align: center;
}
.home-hero .hero-copy {
  max-width: 980px;
  margin: 0 auto;
}
.home-hero .kicker { margin-bottom: 20px; }
.home-hero h1,
.home-hero .lead,
.home-hero .supporting {
  margin-left: auto;
  margin-right: auto;
}
.home-hero .lead { max-width: 860px; }
.home-hero .supporting { max-width: 800px; }
.home-hero .button-row { justify-content: center; }

/* Exact symbolic-entry animation used by the attached site */
.start-sigil {
  position: relative;
  width: 148px;
  height: 148px;
  margin: 0 auto 30px;
  display: grid;
  place-items: center;
  isolation: isolate;
}

.home-sigil {
  width: clamp(220px, 27vw, 310px);
  height: clamp(220px, 27vw, 310px);
  margin-bottom: 4px;
}

.start-sigil::before {
  content: "";
  position: absolute;
  inset: 5px;
  border-radius: 999px;
  background:
    radial-gradient(circle at center, rgba(198,161,91,0.16), transparent 58%),
    radial-gradient(circle at center, rgba(255,255,255,0.08), transparent 64%);
  filter: blur(10px);
  animation: mirrorAura 6s ease-in-out infinite;
  z-index: -2;
}

.start-sigil::after {
  content: "";
  position: absolute;
  inset: 17px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.16);
  box-shadow:
    0 0 22px rgba(198,161,91,0.12),
    inset 0 0 22px rgba(198,161,91,0.06);
  z-index: -1;
}

.start-sigil-ring {
  position: absolute;
  inset: 0;
  border-radius: 999px;
  border: 1px solid rgba(198,161,91,0.34);
  animation: mirrorOrbit 16s linear infinite;
  transform-origin: 50% 50%;
  will-change: transform;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}

.start-sigil-ring::before {
  content: "";
  position: absolute;
  top: -3px;
  left: 50%;
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: var(--gold-2);
  box-shadow: 0 0 16px rgba(225,196,125,0.78);
}

.home-sigil .start-sigil-ring::before {
  width: 12px;
  height: 12px;
  top: -6px;
}

.start-sigil-ring.secondary {
  inset: 12px;
  border-color: rgba(255,255,255,0.18);
  animation-duration: 24s;
  animation-direction: reverse;
}

.home-sigil .start-sigil-ring.secondary {
  inset: 25px;
}

.start-sigil-ring.secondary::before {
  width: 5px;
  height: 5px;
  top: auto;
  bottom: -2px;
  background: rgba(255,255,255,0.92);
  box-shadow: 0 0 14px rgba(255,255,255,0.54);
}

.home-sigil .start-sigil-ring.secondary::before {
  width: 9px;
  height: 9px;
  bottom: -4px;
}

.start-sigil img {
  width: 94px;
  height: 94px;
  border-radius: 999px;
  object-fit: cover;
  border: 1px solid rgba(255,255,255,0.18);
  box-shadow:
    0 0 34px rgba(198,161,91,0.12),
    0 18px 44px rgba(0,0,0,0.38);
  animation: mirrorPulse 5.2s ease-in-out infinite;
}

.home-sigil img {
  width: 64%;
  height: 64%;
}

@keyframes mirrorPulse {
  0%, 100% {
    transform: scale(1);
    opacity: 0.94;
  }
  50% {
    transform: scale(1.045);
    opacity: 1;
  }
}

@keyframes mirrorOrbit {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes mirrorAura {
  0%, 100% {
    opacity: 0.72;
    transform: scale(0.97);
  }
  50% {
    opacity: 1;
    transform: scale(1.04);
  }
}

@media (max-width: 1080px) {
  .nav-toggle { display: inline-flex; }
  .nav-links { position: absolute; top: 76px; left: 0; right: 0; display: none; flex-direction: column; align-items: stretch; gap: 0; padding: 14px var(--pad) 24px; background: rgba(6,7,8,.98); border-bottom: 1px solid var(--line); }
  .nav-open .nav-links { display: flex; }
  .nav-links a, .nav-links .nav-enter { padding: 13px 0; border: 0; border-bottom: 1px solid rgba(255,255,255,.08); border-radius: 0; }
  .nav-links .nav-enter { color: var(--gold); }
  .hero { grid-template-columns: 1fr; }
  .software-cycle ol { grid-template-columns: 1fr; }
  .software-cycle li { min-height: auto; border-right: 0; border-bottom: 1px solid var(--line); display: grid; grid-template-columns: 60px 150px 1fr; align-items: center; gap: 12px; }
  .software-cycle li:last-child { border-bottom: 0; }
  .software-cycle li span, .software-cycle li strong { margin: 0; }
}
@media (max-width: 760px) {
  :root { --pad: 21px; }
  .site-nav { min-height: 68px; }
  .brand span { display: none; }
  .brand img { width: 39px; height: 39px; }
  .nav-links { top: 68px; }
  h1, .page-head h1 { font-size: clamp(2.75rem,14vw,4.8rem); }
  .hero { min-height: auto; padding-top: 58px; padding-bottom: 80px; gap: 45px; }
  .identity-line { margin-top: 23px; }
  .button-row { flex-direction: column; align-items: stretch; }
  .button { width: 100%; }
  .stage-index { grid-template-columns: 1fr; }
  .stage-index > div { border-right: 0; border-bottom: 1px solid var(--line); }
  .stage-index > div:last-child { border-bottom: 0; }
  .two-column-section, .record-callout, .essay-feature-list { grid-template-columns: 1fr; }
  .route-line { grid-template-columns: 48px 1fr auto; gap: 12px; }
  .route-code { font-size: 1.65rem; }
  .route-line em { font-size: .92rem; }
  .hierarchy-list li { grid-template-columns: 56px 1fr; }
  .volume-entry { grid-template-columns: 1fr; gap: 20px; }
  .quiet-cta { align-items: flex-start; flex-direction: column; }
  .lab-entry { grid-template-columns: 1fr; gap: 12px; }
  .lab-copy dl { grid-template-columns: 1fr; }
  .software-cycle li { grid-template-columns: 46px 1fr; }
  .software-cycle li p { grid-column: 2; }
  .record-row { grid-template-columns: 1fr; gap: 5px; padding: 15px 0; }
  .record-row a { white-space: normal; word-break: break-word; }
  .note-link { grid-template-columns: 1fr auto; gap: 8px 16px; }
  .note-link span { grid-column: 1; }
  .note-link b { grid-column: 2; grid-row: 1 / span 2; }
  .article-nav { flex-direction: column; }
  .quiet-roadmap { grid-template-columns: 1fr; gap: 12px; }
  .footer-identity { align-items: flex-start; margin-bottom: 34px; }
  .footer-meta-row { justify-content: flex-start; }
  .footer-meta { text-align: left; }
}

@media (max-width: 760px) {
  .home-hero { gap: 22px; }
  .nucleus-artwork { width: min(92vw, 430px); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .start-sigil::before,
  .start-sigil img { animation: none !important; }
  .start-sigil-ring { animation-duration: 32s; }
  .start-sigil-ring.secondary { animation-duration: 48s; }
}

@media (max-width: 760px) {
  .home-sigil { width: min(72vw, 250px); height: min(72vw, 250px); }
}