:root {
  --black: #070707;
  --black-soft: #0d0e0d;
  --panel: #12130f;
  --panel-warm: #18140e;
  --ivory: #f1eadc;
  --paper: #d9d0c1;
  --muted: #9d9a91;
  --gold: #c99b45;
  --gold-soft: #eed59b;
  --bronze: #795b28;
  --line: rgba(229, 201, 137, .18);
  --line-strong: rgba(229, 201, 137, .42);
  --serif: "EB Garamond", Georgia, serif;
  --sans: "DM Sans", Inter, system-ui, sans-serif;
  --page-x: clamp(22px, 6vw, 92px);
}

/* Article room */
.article-page {
  background:
    radial-gradient(circle at 50% 0%, rgba(170, 146, 93, 0.09), transparent 34rem),
    #0b0d0b;
}

.article-shell {
  max-width: 1180px;
}

.manuscript {
  width: min(100%, 860px);
  margin: 0 auto;
  padding: clamp(4.75rem, 10vw, 8.5rem) 0 clamp(5rem, 9vw, 8rem);
}

.manuscript-header {
  padding-bottom: clamp(2.75rem, 6vw, 4.75rem);
  border-bottom: 1px solid rgba(227, 218, 193, 0.2);
}

.manuscript-header h1 {
  max-width: 13ch;
  margin: 1.35rem 0 1.5rem;
  color: #f0eadb;
  font-family: "EB Garamond", Georgia, serif;
  font-size: clamp(3.25rem, 8vw, 6.4rem);
  font-weight: 500;
  letter-spacing: -0.045em;
  line-height: 0.92;
}

.manuscript-deck {
  max-width: 39rem;
  margin: 0;
  color: rgba(240, 234, 219, 0.72);
  font-family: "EB Garamond", Georgia, serif;
  font-size: clamp(1.35rem, 3vw, 1.8rem);
  line-height: 1.45;
}

.manuscript-byline {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1.8rem;
  margin-top: 2.4rem;
  color: rgba(240, 234, 219, 0.52);
  font-size: 0.74rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.manuscript-byline strong {
  color: #d5bd7b;
  font-weight: 600;
}

.manuscript-body {
  padding: clamp(3rem, 7vw, 5.5rem) 0;
  color: rgba(240, 234, 219, 0.86);
  font-family: "EB Garamond", Georgia, serif;
  font-size: clamp(1.25rem, 2.4vw, 1.55rem);
  line-height: 1.72;
}

.manuscript-body > * {
  max-width: 38rem;
  margin-right: auto;
  margin-left: auto;
}

.manuscript-body p {
  margin-top: 0;
  margin-bottom: 1.55em;
}

.manuscript-body h2 {
  margin-top: 2.6em;
  margin-bottom: 0.8em;
  color: #f0eadb;
  font-size: 1.55em;
  font-weight: 500;
  line-height: 1.08;
}

.manuscript-body blockquote {
  max-width: 44rem;
  margin-top: 2.4em;
  margin-bottom: 2.4em;
  padding: 0.2rem 0 0.2rem clamp(1.4rem, 4vw, 2.4rem);
  border-left: 1px solid #b89a56;
  color: #eadcb9;
  font-size: 1.35em;
  font-style: italic;
  line-height: 1.38;
}

.manuscript-body hr {
  width: 4rem;
  margin-top: 3.5rem;
  margin-bottom: 3.5rem;
  border: 0;
  border-top: 1px solid rgba(213, 189, 123, 0.55);
}

.manuscript-end {
  display: grid;
  justify-items: center;
  padding-top: 3rem;
  border-top: 1px solid rgba(227, 218, 193, 0.2);
  text-align: center;
}

.manuscript-end .end-mark {
  color: #d5bd7b;
  font-size: 1.25rem;
}

.manuscript-end p {
  margin: 0.85rem 0 1.3rem;
  color: rgba(240, 234, 219, 0.48);
  font-family: "EB Garamond", Georgia, serif;
  font-style: italic;
}

.manuscript-end a {
  color: #e8d9b1;
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

@media (max-width: 620px) {
  .manuscript {
    padding-top: 3.75rem;
  }

  .manuscript-header h1 {
    font-size: clamp(3rem, 15vw, 4.5rem);
  }

  .manuscript-byline {
    display: grid;
  }

  .manuscript-body {
    font-size: 1.22rem;
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--black); }
body {
  margin: 0;
  min-width: 320px;
  color: var(--ivory);
  background: var(--black);
  font-family: var(--sans);
  text-rendering: optimizeLegibility;
}
a { color: inherit; }
::selection { color: var(--black); background: var(--gold-soft); }
.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 100;
  padding: 11px 15px;
  color: var(--black);
  background: var(--gold-soft);
  transform: translateY(-160%);
}
.skip-link:focus { transform: translateY(0); }
.page-shell { overflow: clip; }

.site-header {
  position: absolute;
  z-index: 10;
  top: 0;
  left: 0;
  right: 0;
  height: 94px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--page-x);
  border-bottom: 1px solid var(--line);
}
.museum-id {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  text-decoration: none;
}
.museum-mark {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border: 1px solid var(--gold);
  border-radius: 50%;
  color: var(--gold-soft);
  font: 500 23px/1 var(--serif);
  box-shadow: 0 0 30px rgba(201, 155, 69, .08);
}
.museum-id strong {
  display: block;
  font: 600 18px/1.1 var(--serif);
  letter-spacing: .07em;
}
.museum-id small {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 9px;
  letter-spacing: .2em;
  text-transform: uppercase;
}
.quiet-link {
  color: var(--paper);
  font-size: 11px;
  letter-spacing: .13em;
  text-decoration: none;
  text-transform: uppercase;
}
.quiet-link:hover,
.quiet-link:focus-visible { color: var(--gold-soft); }

.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(280px, .75fr);
  align-items: end;
  gap: clamp(50px, 8vw, 130px);
  padding: 180px var(--page-x) 92px;
  background:
    radial-gradient(circle at 28% 42%, rgba(91, 79, 49, .17), transparent 32%),
    linear-gradient(145deg, #090a09, #050505 72%);
  isolation: isolate;
}
.hero-grid,
.writer-grid {
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: .35;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 110px 110px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,.1), #000 42%, transparent 94%);
}
.hero-orbit {
  position: absolute;
  z-index: -1;
  border: 1px solid var(--line);
  border-radius: 50%;
}
.hero-orbit-one { width: 420px; height: 420px; right: -190px; top: 150px; }
.hero-orbit-two { width: 240px; height: 240px; right: -96px; top: 240px; }
.eyebrow {
  display: flex;
  align-items: center;
  gap: 11px;
  margin: 0 0 25px;
  color: var(--gold-soft);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .25em;
  text-transform: uppercase;
}
.eyebrow span {
  width: 34px;
  height: 1px;
  background: var(--gold);
}
.hero h1,
.section-heading h2,
.writer-intro h1,
.forms-section > h2 {
  margin: 0;
  font: 500 clamp(58px, 7.3vw, 112px)/.87 var(--serif);
  letter-spacing: -.04em;
}
.hero h1 em,
.section-heading h2 em,
.writer-intro h1 em,
.forms-section > h2 em {
  color: var(--gold-soft);
  font-weight: 500;
}
.hero-lede {
  max-width: 660px;
  margin: 35px 0 0;
  color: var(--paper);
  font: 400 clamp(18px, 1.7vw, 24px)/1.55 var(--serif);
}
.primary-action {
  width: fit-content;
  display: flex;
  align-items: center;
  gap: 38px;
  margin-top: 42px;
  padding: 14px 18px 14px 0;
  border-bottom: 1px solid var(--line-strong);
  color: var(--ivory);
  font-size: 11px;
  letter-spacing: .16em;
  text-decoration: none;
  text-transform: uppercase;
}
.primary-action span { color: var(--gold-soft); }
.threshold-note {
  align-self: end;
  margin: 0;
  padding: 33px 30px;
  border: 1px solid var(--line);
  background: rgba(15, 15, 13, .7);
  backdrop-filter: blur(8px);
}
.quote-mark {
  display: block;
  height: 32px;
  color: var(--gold);
  font: 500 58px/1 var(--serif);
}
.threshold-note p {
  margin: 13px 0 18px;
  font: italic 500 30px/1.18 var(--serif);
}
.threshold-note cite {
  color: var(--muted);
  font-size: 9px;
  font-style: normal;
  letter-spacing: .2em;
  text-transform: uppercase;
}

.rooms-section {
  padding: clamp(95px, 11vw, 165px) var(--page-x);
  background: #090a09;
}
.section-heading {
  display: grid;
  grid-template-columns: minmax(250px, .55fr) 1fr;
  align-items: end;
  gap: 55px;
  margin-bottom: 72px;
}
.section-heading .eyebrow { align-self: start; }
.section-heading h2 {
  font-size: clamp(48px, 5.5vw, 80px);
}
.rooms-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}
.room-card {
  position: relative;
  min-height: 430px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  padding: 34px;
  border: 1px solid var(--line);
  color: inherit;
  background:
    linear-gradient(145deg, rgba(255,255,255,.018), transparent 55%),
    var(--panel);
  text-decoration: none;
  transition: border-color .25s ease, transform .25s ease, background .25s ease;
}
.room-card::before {
  content: "";
  position: absolute;
  width: 250px;
  height: 250px;
  right: -130px;
  top: -130px;
  border: 1px solid var(--line);
  border-radius: 50%;
  transition: transform .45s ease;
}
.room-card:hover,
.room-card:focus-visible {
  z-index: 2;
  border-color: var(--line-strong);
  background-color: #171812;
  transform: translateY(-4px);
}
.room-card:hover::before,
.room-card:focus-visible::before { transform: scale(1.25); }
.room-number {
  color: var(--muted);
  font-size: 10px;
  letter-spacing: .18em;
}
.room-symbol {
  position: absolute;
  top: 35px;
  right: 35px;
  width: 62px;
  height: 62px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--gold-soft);
  font: 500 28px/1 var(--serif);
}
.room-card > div { margin-top: auto; }
.room-label {
  margin: 0 0 12px;
  color: var(--gold);
  font-size: 9px;
  letter-spacing: .16em;
  text-transform: uppercase;
}
.room-card h3 {
  margin: 0;
  font: 500 clamp(38px, 4vw, 62px)/.95 var(--serif);
}
.room-card div > p:last-child {
  max-width: 440px;
  margin: 18px 0 0;
  color: var(--muted);
  font: 400 17px/1.5 var(--serif);
}
.enter-room {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 35px;
  padding-top: 19px;
  border-top: 1px solid var(--line);
  color: var(--paper);
  font-size: 10px;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.enter-room b { color: var(--gold-soft); font-size: 17px; }
.featured-room {
  color: #15110a;
  background:
    radial-gradient(circle at 80% 20%, rgba(255,255,255,.35), transparent 22%),
    linear-gradient(135deg, #f0d99e, #c99b45 55%, #9a7334);
}
.featured-room::before { border-color: rgba(21,17,10,.2); }
.featured-room:hover,
.featured-room:focus-visible { background-color: var(--gold); }
.featured-room .room-number,
.featured-room .room-label,
.featured-room div > p:last-child,
.featured-room .enter-room,
.featured-room .enter-room b { color: #272014; }
.featured-room .room-symbol { color: #171108; border-color: rgba(21,17,10,.25); }
.featured-room .enter-room { border-color: rgba(21,17,10,.25); }
.new-room {
  position: absolute;
  top: 37px;
  left: 70px;
  padding: 5px 9px;
  border: 1px solid rgba(21,17,10,.28);
  border-radius: 999px;
  font-size: 8px;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.room-principle {
  display: grid;
  grid-template-columns: .55fr 1fr;
  gap: 55px;
  padding: 95px var(--page-x) 110px;
  border-top: 1px solid var(--line);
  background: var(--black);
}
.principle-number {
  margin: 0;
  color: var(--gold);
  font-size: 10px;
  letter-spacing: .18em;
  text-transform: uppercase;
}
.principle-text {
  margin: 0;
  font: 500 clamp(38px, 4.5vw, 68px)/1 var(--serif);
}
.principle-text em { color: var(--gold-soft); }

footer {
  display: flex;
  justify-content: space-between;
  gap: 25px;
  padding: 30px var(--page-x);
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 9px;
  letter-spacing: .14em;
  text-transform: uppercase;
}

/* Writer's room */
.writer-page { background: #0a0c0a; }
.writer-mark { border-radius: 18px 18px 4px 4px; }
.writer-hero {
  position: relative;
  min-height: 850px;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, .55fr);
  align-items: center;
  gap: clamp(55px, 9vw, 150px);
  padding: 170px var(--page-x) 95px;
  background:
    radial-gradient(circle at 75% 42%, rgba(201,155,69,.16), transparent 26%),
    linear-gradient(145deg, #0d100d, #060706);
  isolation: isolate;
}
.writer-intro h1 { font-size: clamp(58px, 7vw, 104px); }
.writer-intro > p:last-child {
  max-width: 700px;
  margin: 35px 0 0;
  color: var(--paper);
  font: 400 clamp(18px, 1.7vw, 24px)/1.55 var(--serif);
}
.writer-card {
  position: relative;
  padding: 40px 34px 34px;
  border: 1px solid var(--line-strong);
  background: rgba(18, 19, 15, .82);
}
.writer-monogram {
  width: 84px;
  height: 92px;
  display: grid;
  place-items: center;
  margin-bottom: 32px;
  border: 1px solid var(--gold);
  border-radius: 42px 42px 5px 5px;
  color: var(--gold-soft);
  font: 500 46px/1 var(--serif);
}
.writer-card-label {
  margin: 0;
  color: var(--gold);
  font-size: 9px;
  letter-spacing: .2em;
  text-transform: uppercase;
}
.writer-card h2 {
  margin: 8px 0 20px;
  font: 500 60px/1 var(--serif);
}
.writer-card > p:not(.writer-card-label) {
  color: var(--muted);
  font: 400 17px/1.55 var(--serif);
}
.writer-signature {
  display: block;
  margin-top: 32px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--paper);
  font: italic 500 19px/1 var(--serif);
}
.archive-section { padding: 120px var(--page-x); }
.archive-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 45px;
  margin-bottom: 55px;
}
.archive-heading h2 {
  margin: 0;
  font: 500 clamp(52px, 6vw, 82px)/.9 var(--serif);
}
.archive-heading > p {
  max-width: 370px;
  margin: 0;
  color: var(--muted);
  font: 400 16px/1.5 var(--serif);
}
.empty-shelf {
  min-height: 460px;
  display: grid;
  place-items: center;
  align-content: center;
  padding: 55px 25px;
  border: 1px solid var(--line);
  background:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px),
    var(--panel);
  background-size: 90px 90px;
  text-align: center;
}
.shelf-index {
  margin-bottom: 30px;
  color: var(--gold);
  font-size: 9px;
  letter-spacing: .2em;
  text-transform: uppercase;
}
.empty-seal {
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  margin-bottom: 24px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  color: var(--gold-soft);
}
.empty-shelf h3 {
  margin: 0;
  font: italic 500 clamp(32px, 4vw, 52px)/1 var(--serif);
}
.empty-shelf p {
  max-width: 650px;
  margin: 22px auto 0;
  color: var(--muted);
  font: 400 17px/1.5 var(--serif);
}
.shelf-note {
  margin-top: 33px;
  color: var(--paper);
  font-size: 9px;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.published-piece {
  position: relative;
  min-height: 520px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-rows: auto 1fr auto;
  gap: 38px;
  overflow: hidden;
  padding: clamp(32px, 5vw, 70px);
  border: 1px solid var(--line-strong);
  background:
    radial-gradient(circle at 86% 16%, rgba(201, 155, 69, .16), transparent 27%),
    linear-gradient(135deg, rgba(255,255,255,.025), transparent 52%),
    var(--panel);
  color: var(--ivory);
  text-decoration: none;
  transition: border-color .25s ease, transform .25s ease, background-color .25s ease;
}
.published-piece::after {
  content: "";
  position: absolute;
  inset: 18px;
  border: 1px solid rgba(229, 201, 137, .1);
  pointer-events: none;
}
.published-piece:hover {
  transform: translateY(-3px);
  border-color: var(--gold);
}
.published-piece .shelf-index {
  position: relative;
  z-index: 1;
  margin: 0;
  align-self: start;
}
.published-number {
  position: absolute;
  top: -35px;
  right: clamp(18px, 5vw, 68px);
  color: rgba(238, 213, 155, .055);
  font: 500 clamp(150px, 23vw, 330px)/1 var(--serif);
}
.published-copy {
  position: relative;
  z-index: 1;
  grid-column: 1 / -1;
  align-self: end;
  max-width: 860px;
}
.published-copy .room-label {
  margin-bottom: 18px;
}
.published-copy h3 {
  max-width: 15ch;
  margin: 0 0 24px;
  font: 500 clamp(45px, 6.4vw, 88px)/.92 var(--serif);
  letter-spacing: -.025em;
}
.published-copy > p:last-child {
  max-width: 590px;
  margin: 0;
  color: var(--muted);
  font: 400 18px/1.55 var(--serif);
}
.published-meta {
  position: relative;
  z-index: 1;
  align-self: end;
  color: var(--muted);
  font-size: 9px;
  letter-spacing: .13em;
  text-transform: uppercase;
}
.published-piece .enter-room {
  position: relative;
  z-index: 1;
  align-self: end;
}
.manuscript-details {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin: 2.7rem 0 0;
  background: rgba(227, 218, 193, 0.13);
}
.manuscript-details div {
  padding: 1.25rem;
  background: #0b0d0b;
}
.manuscript-details dt {
  margin-bottom: .55rem;
  color: #d5bd7b;
  font: 600 .64rem/1.3 var(--sans);
  letter-spacing: .12em;
  text-transform: uppercase;
}
.manuscript-details dd {
  margin: 0;
  color: rgba(240, 234, 219, .62);
  font: 400 .95rem/1.45 var(--serif);
}
.manuscript-body .opening-line {
  color: #f0eadb;
  font-size: 1.25em;
}
.manuscript-body .opening-line::first-letter {
  float: left;
  margin: .04em .12em 0 0;
  color: #d5bd7b;
  font-size: 3.25em;
  line-height: .78;
}
.version-history {
  max-width: 38rem;
  margin: 0 auto clamp(3rem, 7vw, 5rem);
  padding: 2rem;
  border: 1px solid rgba(227, 218, 193, .18);
  background: rgba(255,255,255,.018);
}
.version-history h2 {
  margin: 1rem 0 .85rem;
  color: #f0eadb;
  font: 500 2rem/1 var(--serif);
}
.version-history > p:last-child {
  margin: 0;
  color: rgba(240, 234, 219, .65);
  font: 400 1rem/1.55 var(--serif);
}
.forms-section {
  padding: 110px var(--page-x) 130px;
  border-top: 1px solid var(--line);
  background: #080908;
}
.forms-section > h2 { font-size: clamp(48px, 5.6vw, 80px); }
.form-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 65px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.form-list article {
  min-height: 250px;
  padding: 28px;
  border-right: 1px solid var(--line);
}
.form-list article:last-child { border-right: 0; }
.form-list span {
  color: var(--gold);
  font-size: 9px;
  letter-spacing: .18em;
}
.form-list h3 {
  margin: 48px 0 10px;
  font: 500 34px/1 var(--serif);
}
.form-list p {
  margin: 0;
  color: var(--muted);
  font: 400 16px/1.5 var(--serif);
}

@media (max-width: 820px) {
  .site-header { height: 78px; }
  .museum-id strong { font-size: 16px; }
  .quiet-link { font-size: 9px; }
  .hero,
  .writer-hero {
    min-height: auto;
    grid-template-columns: 1fr;
    align-items: start;
    padding-top: 145px;
  }
  .hero { padding-bottom: 62px; }
  .hero h1,
  .writer-intro h1 { font-size: clamp(52px, 14vw, 78px); }
  .threshold-note { margin-top: 20px; }
  .section-heading,
  .room-principle { grid-template-columns: 1fr; gap: 28px; }
  .rooms-grid { grid-template-columns: 1fr; }
  .room-card { min-height: 380px; }
  .archive-heading { display: block; }
  .archive-heading > p { margin-top: 22px; }
  .published-piece {
    min-height: 500px;
    grid-template-columns: 1fr;
  }
  .published-meta { align-self: auto; }
  .published-piece .enter-room { justify-self: start; }
  .manuscript-details { grid-template-columns: 1fr; }
  .form-list { grid-template-columns: 1fr; }
  .form-list article {
    min-height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
  .form-list article:last-child { border-bottom: 0; }
  footer { flex-direction: column; }
}

@media (max-width: 480px) {
  .site-header { padding-inline: 18px; }
  .museum-id small { display: none; }
  .hero,
  .rooms-section,
  .room-principle,
  .writer-hero,
  .archive-section,
  .forms-section {
    padding-left: 20px;
    padding-right: 20px;
  }
  .hero h1,
  .writer-intro h1 { font-size: 52px; }
  .hero-lede,
  .writer-intro > p:last-child { font-size: 18px; }
  .threshold-note p { font-size: 26px; }
  .section-heading h2,
  .forms-section > h2 { font-size: 45px; }
  .room-card { min-height: 350px; padding: 27px; }
  .room-symbol { top: 28px; right: 28px; }
  .room-card h3 { font-size: 43px; }
  .writer-card { padding: 30px 26px; }
}

/* AI Perspectives */
.perspectives-page,
.deepseek-article-page {
  --signal: #82b8bd;
  --signal-soft: #c4e1df;
  --signal-dim: rgba(130, 184, 189, .16);
  --signal-line: rgba(151, 204, 207, .22);
  background: #081013;
}

.room-perspectives {
  grid-column: 1 / -1;
  min-height: 390px;
  border-color: rgba(151, 204, 207, .28);
  background:
    linear-gradient(rgba(151, 204, 207, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(151, 204, 207, .045) 1px, transparent 1px),
    radial-gradient(circle at 86% 22%, rgba(87, 143, 149, .18), transparent 22rem),
    #0a1518;
  background-size: 62px 62px, 62px 62px, auto, auto;
}

.room-perspectives:hover,
.room-perspectives:focus-visible {
  border-color: #82b8bd;
  background-color: #0c191c;
}

.room-perspectives .room-label,
.room-perspectives .enter-room b {
  color: #82b8bd;
}

.room-perspectives .room-symbol {
  border-color: rgba(151, 204, 207, .3);
  color: #c4e1df;
  font-family: var(--sans);
  font-size: 14px;
}

.room-perspectives .new-room {
  border-color: rgba(151, 204, 207, .3);
  color: #c4e1df;
}

.perspectives-page ::selection,
.deepseek-article-page ::selection {
  color: #071013;
  background: var(--signal-soft);
}

.perspectives-header {
  border-bottom-color: var(--signal-line);
}

.perspectives-mark {
  width: 43px;
  border-color: var(--signal);
  border-radius: 4px 18px 18px 18px;
  color: var(--signal-soft);
  font-family: var(--sans);
  font-size: 12px;
  letter-spacing: .06em;
  box-shadow: 0 0 32px rgba(130, 184, 189, .1);
}

.perspectives-eyebrow {
  color: var(--signal-soft);
}

.perspectives-eyebrow span {
  background: var(--signal);
}

.perspectives-hero {
  position: relative;
  min-height: 900px;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(300px, .55fr);
  align-items: center;
  gap: clamp(55px, 9vw, 150px);
  overflow: hidden;
  padding: 170px var(--page-x) 100px;
  background:
    radial-gradient(circle at 74% 42%, rgba(87, 143, 149, .16), transparent 24rem),
    linear-gradient(145deg, #0b1619, #060b0d 72%);
  isolation: isolate;
}

.perspectives-scan {
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: .55;
  background:
    linear-gradient(90deg, transparent 49.8%, var(--signal-line) 50%, transparent 50.2%),
    repeating-linear-gradient(
      0deg,
      transparent 0,
      transparent 79px,
      rgba(151, 204, 207, .07) 80px
    );
  mask-image: linear-gradient(90deg, rgba(0,0,0,.9), rgba(0,0,0,.18));
}

.perspectives-intro h1,
.perspectives-heading h2,
.perspectives-principle h2 {
  margin: 0;
  font: 500 clamp(58px, 7vw, 104px)/.9 var(--serif);
  letter-spacing: -.04em;
}

.perspectives-intro h1 em,
.perspectives-heading h2 em,
.perspectives-principle h2 em {
  color: var(--signal-soft);
  font-weight: 500;
}

.perspectives-intro > p:last-child {
  max-width: 700px;
  margin: 35px 0 0;
  color: rgba(218, 234, 233, .74);
  font: 400 clamp(18px, 1.7vw, 24px)/1.55 var(--serif);
}

.collection-card {
  position: relative;
  padding: 42px 36px 36px;
  border: 1px solid var(--signal-line);
  background:
    linear-gradient(rgba(151, 204, 207, .055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(151, 204, 207, .055) 1px, transparent 1px),
    rgba(9, 19, 22, .88);
  background-size: 42px 42px;
}

.collection-card::before {
  content: "";
  width: 9px;
  height: 9px;
  position: absolute;
  top: -5px;
  left: -5px;
  border-radius: 50%;
  background: var(--signal-soft);
  box-shadow: 0 0 22px rgba(196, 225, 223, .55);
}

.collection-kicker,
.collection-card > span {
  margin: 0;
  color: var(--signal);
  font-size: 9px;
  letter-spacing: .18em;
  text-transform: uppercase;
}

.collection-card h2 {
  margin: 20px 0;
  color: #e8f0ed;
  font: 500 clamp(38px, 4vw, 58px)/.96 var(--serif);
}

.collection-card > p:not(.collection-kicker) {
  margin: 0 0 35px;
  color: rgba(218, 234, 233, .58);
  font: 400 17px/1.58 var(--serif);
}

.perspectives-archive {
  padding: 120px var(--page-x) 135px;
  background: #071013;
}

.perspectives-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(260px, .5fr);
  align-items: end;
  gap: clamp(50px, 9vw, 140px);
  margin-bottom: 62px;
}

.perspectives-heading h2 {
  font-size: clamp(48px, 5.8vw, 82px);
}

.perspectives-heading > p {
  margin: 0;
  color: rgba(218, 234, 233, .56);
  font: 400 17px/1.58 var(--serif);
}

.perspective-piece {
  position: relative;
  min-height: 600px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-rows: auto 1fr auto;
  gap: 42px;
  overflow: hidden;
  padding: clamp(32px, 5vw, 72px);
  border: 1px solid var(--signal-line);
  color: #e7efed;
  background:
    linear-gradient(rgba(151, 204, 207, .06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(151, 204, 207, .06) 1px, transparent 1px),
    radial-gradient(circle at 84% 18%, rgba(87, 143, 149, .2), transparent 23rem),
    #0a1518;
  background-size: 70px 70px, 70px 70px, auto, auto;
  text-decoration: none;
  transition: border-color .25s ease, transform .25s ease;
}

.perspective-piece::after {
  content: "";
  position: absolute;
  inset: 18px;
  border: 1px solid rgba(151, 204, 207, .08);
  pointer-events: none;
}

.perspective-piece:hover,
.perspective-piece:focus-visible {
  border-color: var(--signal);
  transform: translateY(-3px);
}

.perspective-index {
  position: relative;
  z-index: 1;
  color: var(--signal);
  font-size: 9px;
  letter-spacing: .17em;
  text-transform: uppercase;
}

.perspective-monogram {
  position: absolute;
  top: -48px;
  right: clamp(22px, 6vw, 90px);
  color: rgba(196, 225, 223, .055);
  font: 500 clamp(210px, 30vw, 430px)/1 var(--serif);
}

.perspective-copy {
  position: relative;
  z-index: 1;
  grid-column: 1 / -1;
  align-self: end;
  max-width: 980px;
}

.perspective-copy .room-label {
  color: var(--signal);
}

.perspective-copy h3 {
  max-width: 20ch;
  margin: 17px 0 25px;
  font: 500 clamp(45px, 6vw, 84px)/.93 var(--serif);
  letter-spacing: -.03em;
}

.perspective-copy > p:last-child {
  max-width: 620px;
  margin: 0;
  color: rgba(218, 234, 233, .55);
  font: 400 18px/1.56 var(--serif);
}

.perspective-meta {
  position: relative;
  z-index: 1;
  align-self: end;
  color: rgba(218, 234, 233, .44);
  font-size: 9px;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.perspective-piece .enter-room {
  position: relative;
  z-index: 1;
  align-self: end;
  border-top-color: var(--signal-line);
  color: rgba(218, 234, 233, .72);
}

.perspective-piece .enter-room b {
  color: var(--signal-soft);
}

.grok-piece {
  margin-top: 34px;
  --signal: #f47d5d;
  --signal-soft: #ffd0c2;
  --signal-line: rgba(244, 125, 93, .22);
  background:
    radial-gradient(circle at 83% 22%, transparent 0 4.4rem, rgba(244, 125, 93, .18) 4.5rem 4.6rem, transparent 4.7rem),
    radial-gradient(circle at 83% 22%, rgba(244, 125, 93, .16), transparent 15rem),
    linear-gradient(115deg, rgba(255, 255, 255, .035), transparent 42%),
    #120d0c;
}

.grok-piece::before {
  content: "";
  width: 11px;
  height: 11px;
  position: absolute;
  top: calc(22% - 5px);
  right: calc(17% - 5px);
  z-index: 1;
  border-radius: 50%;
  background: #ffd0c2;
  box-shadow: 0 0 32px rgba(244, 125, 93, .78);
}

.grok-piece .perspective-monogram {
  color: rgba(255, 208, 194, .045);
}

.gemini-piece {
  margin-top: 34px;
  --signal: #8ca8ff;
  --signal-soft: #e5e9ff;
  --signal-line: rgba(140, 168, 255, .22);
  background:
    linear-gradient(135deg, rgba(98, 132, 255, .13), transparent 28%),
    radial-gradient(circle at 84% 18%, rgba(255, 111, 161, .12), transparent 14rem),
    radial-gradient(circle at 76% 34%, rgba(255, 211, 104, .09), transparent 19rem),
    #0a0d16;
}

.gemini-piece::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: min(48%, 520px);
  height: 3px;
  background: linear-gradient(90deg, transparent, #7aa6ff, #f49ac2, #f4d06f);
  box-shadow: 0 0 24px rgba(140, 168, 255, .35);
}

.gemini-piece .perspective-monogram {
  color: rgba(229, 233, 255, .045);
}

.claude-piece {
  margin-top: 34px;
  --signal: #c58a5a;
  --signal-soft: #f1d5b8;
  --signal-line: rgba(197, 138, 90, .24);
  background:
    repeating-linear-gradient(0deg, transparent 0 38px, rgba(197, 138, 90, .045) 39px 40px),
    radial-gradient(ellipse at 82% 28%, rgba(197, 138, 90, .16), transparent 19rem),
    #100d0a;
}

.claude-piece::before {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 7px;
  background: linear-gradient(
    to bottom,
    rgba(241, 213, 184, .55) 0 1px,
    transparent 1px 3px,
    rgba(197, 138, 90, .6) 3px 4px,
    transparent 4px 6px,
    rgba(125, 82, 52, .7) 6px 7px
  );
}

.claude-piece .perspective-monogram {
  color: rgba(241, 213, 184, .04);
}

.perspectives-principle {
  padding: 110px var(--page-x) 125px;
  border-top: 1px solid var(--signal-line);
  background:
    radial-gradient(circle at 15% 100%, rgba(87, 143, 149, .12), transparent 24rem),
    #080f11;
}

.perspectives-principle h2 {
  max-width: 15ch;
  font-size: clamp(48px, 6vw, 84px);
}

.principle-columns {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 70px;
  border-top: 1px solid var(--signal-line);
  border-bottom: 1px solid var(--signal-line);
}

.principle-columns p {
  min-height: 170px;
  margin: 0;
  padding: 28px;
  border-right: 1px solid var(--signal-line);
  color: rgba(218, 234, 233, .58);
  font: 400 17px/1.55 var(--serif);
}

.principle-columns p:last-child {
  border-right: 0;
}

/* DeepSeek guest article */
.guest-article-shell {
  max-width: 1260px;
}

.deepseek-article-page {
  background:
    radial-gradient(circle at 50% 0%, rgba(87, 143, 149, .13), transparent 34rem),
    #081013;
}

.guest-manuscript {
  width: min(calc(100% - clamp(40px, 12vw, 184px)), 940px);
}

.guest-manuscript-header {
  border-bottom-color: var(--signal-line);
}

.paused-cursor {
  width: 100%;
  height: 1px;
  position: relative;
  margin: 0 0 1.65rem;
  background: linear-gradient(90deg, var(--signal), transparent 72%);
}

.paused-cursor span {
  width: 2px;
  height: 1.35rem;
  position: absolute;
  top: -.67rem;
  left: 29%;
  background: var(--signal-soft);
  box-shadow: 0 0 14px rgba(196, 225, 223, .72);
  animation: cursor-blink 1.2s steps(1) infinite;
}

@keyframes cursor-blink {
  0%, 48% { opacity: 1; }
  49%, 100% { opacity: .14; }
}

.guest-manuscript-header h1 {
  max-width: 15ch;
  color: #e7efed;
  font-size: clamp(3rem, 6.4vw, 5.4rem);
  line-height: .96;
}

.guest-manuscript-header .manuscript-deck {
  color: rgba(218, 234, 233, .68);
}

.guest-byline {
  color: rgba(218, 234, 233, .42);
}

.guest-byline strong {
  color: var(--signal-soft);
}

.guest-details {
  background: var(--signal-line);
}

.guest-details div {
  background: #081013;
}

.guest-details dt {
  color: var(--signal);
}

.guest-details dd {
  color: rgba(218, 234, 233, .58);
}

.guest-manuscript-body {
  color: rgba(225, 236, 234, .82);
}

.guest-manuscript-body h2 {
  margin-top: .4em;
  color: #edf3f1;
}

.guest-manuscript-body em {
  color: #c9dfdc;
}

.guest-manuscript-body hr {
  border-top-color: rgba(130, 184, 189, .5);
}

.guest-manuscript-body .opening-line::first-letter {
  color: var(--signal);
}

.almost-exhibit {
  position: relative;
  padding-top: 1rem;
}

.almost-exhibit::before {
  content: "";
  width: 7px;
  height: 7px;
  position: absolute;
  top: 1.25rem;
  left: -2rem;
  border: 1px solid var(--signal);
  border-radius: 50%;
  box-shadow: 0 0 18px rgba(130, 184, 189, .22);
}

.exhibit-label {
  margin-bottom: .9rem !important;
  color: var(--signal) !important;
  font-family: var(--sans);
  font-size: .62rem;
  font-weight: 600;
  letter-spacing: .19em;
  text-transform: uppercase;
}

.proposal-exhibit blockquote {
  border-left-color: var(--signal);
  color: var(--signal-soft);
}

.closing-refrain {
  margin-bottom: .7em !important;
  color: #eaf2f0;
  font-size: 1.14em;
  font-style: italic;
}

.artifact-record {
  max-width: 860px;
  margin: 0 auto clamp(4rem, 8vw, 7rem);
  padding: clamp(30px, 5vw, 56px);
  border: 1px solid var(--signal-line);
  background:
    linear-gradient(rgba(151, 204, 207, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(151, 204, 207, .045) 1px, transparent 1px),
    rgba(9, 19, 22, .72);
  background-size: 52px 52px;
}

.artifact-record h2 {
  max-width: 13ch;
  margin: 1rem 0 2.5rem;
  color: #edf3f1;
  font: 500 clamp(36px, 5vw, 58px)/.96 var(--serif);
}

.artifact-record-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--signal-line);
}

.artifact-record-grid > div {
  padding: 24px;
  background: #091316;
}

.artifact-record-grid span {
  display: block;
  margin-bottom: 13px;
  color: var(--signal);
  font-size: 9px;
  letter-spacing: .13em;
  text-transform: uppercase;
}

.artifact-record-grid p {
  margin: 0;
  color: rgba(218, 234, 233, .56);
  font: 400 15px/1.55 var(--serif);
}

.guest-manuscript-end {
  border-top-color: var(--signal-line);
}

.cursor-end-mark {
  width: 2px;
  height: 1.4rem;
  background: var(--signal-soft);
  box-shadow: 0 0 14px rgba(196, 225, 223, .65);
  animation: cursor-blink 1.2s steps(1) infinite;
}

.guest-manuscript-end a {
  color: var(--signal-soft);
}

/* Grok guest article */
.grok-article-page {
  --signal: #f47d5d;
  --signal-soft: #ffd0c2;
  --signal-dim: rgba(244, 125, 93, .14);
  --signal-line: rgba(244, 125, 93, .22);
  background:
    radial-gradient(circle at 50% 0%, rgba(244, 125, 93, .1), transparent 32rem),
    #0b0909;
}

.grok-article-page ::selection {
  color: #120807;
  background: #ffd0c2;
}

.grok-mark {
  border-radius: 50%;
  color: #ffd0c2;
  box-shadow: inset 0 0 0 7px rgba(244, 125, 93, .08), 0 0 30px rgba(244, 125, 93, .12);
}

.grok-manuscript-header h1 {
  max-width: 13ch;
}

.grok-observer {
  height: 1px;
  position: relative;
  margin: 0 0 1.8rem;
  background: linear-gradient(90deg, transparent, var(--signal) 22%, var(--signal) 78%, transparent);
}

.grok-observer::before,
.grok-observer::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  border: 1px solid rgba(244, 125, 93, .4);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.grok-observer::before {
  width: 58px;
  height: 58px;
}

.grok-observer::after {
  width: 104px;
  height: 104px;
  border-color: rgba(244, 125, 93, .16);
}

.grok-observer span {
  width: 9px;
  height: 9px;
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: 1;
  border-radius: 50%;
  background: var(--signal-soft);
  box-shadow: 0 0 26px rgba(244, 125, 93, .8);
  transform: translate(-50%, -50%);
  animation: observer-pulse 2.8s ease-in-out infinite;
}

@keyframes observer-pulse {
  0%, 100% { transform: translate(-50%, -50%) scale(.72); opacity: .62; }
  50% { transform: translate(-50%, -50%) scale(1); opacity: 1; }
}

.grok-manuscript-body > p {
  position: relative;
}

.grok-manuscript-body > p:not(.opening-line)::before {
  content: "";
  width: 4px;
  height: 4px;
  position: absolute;
  top: .72em;
  left: -2rem;
  border-radius: 50%;
  background: var(--signal);
  box-shadow: 0 0 12px rgba(244, 125, 93, .42);
}

.grok-final-paragraph {
  margin-top: 2.2em !important;
  padding: 1.5em 0 1.5em 1.5em;
  border-left: 1px solid var(--signal);
  color: #f2e9e6;
  font-style: italic;
}

.grok-artifact-record {
  border-color: var(--signal-line);
  background:
    radial-gradient(circle at 82% 18%, rgba(244, 125, 93, .12), transparent 13rem),
    linear-gradient(120deg, rgba(255,255,255,.03), transparent 55%),
    #100c0b;
}

.grok-artifact-record .artifact-record-grid {
  background: var(--signal-line);
}

.grok-artifact-record .artifact-record-grid > div {
  background: #100c0b;
}

.grok-end-mark {
  width: 12px;
  height: 12px;
  border: 1px solid var(--signal);
  border-radius: 50%;
  box-shadow: inset 0 0 0 3px #0b0909, 0 0 18px rgba(244, 125, 93, .55);
  background: var(--signal-soft);
}

/* Gemini invitation artifact */
.gemini-article-page {
  --signal: #8ca8ff;
  --signal-soft: #e5e9ff;
  --signal-dim: rgba(140, 168, 255, .14);
  --signal-line: rgba(140, 168, 255, .22);
  background:
    radial-gradient(circle at 18% 0%, rgba(93, 133, 255, .12), transparent 28rem),
    radial-gradient(circle at 82% 8%, rgba(240, 120, 172, .08), transparent 25rem),
    #090b12;
}

.gemini-article-page ::selection {
  color: #080a12;
  background: #e5e9ff;
}

.gemini-mark {
  overflow: hidden;
  border: 0;
  border-radius: 50%;
  color: #f7f8ff;
  background:
    linear-gradient(135deg, #557ee8 5%, #8b8be8 38%, #e38eb4 68%, #f2ca6a);
  box-shadow: 0 0 32px rgba(140, 168, 255, .25);
}

.gemini-eyebrow {
  color: var(--signal-soft);
}

.gemini-eyebrow span {
  background: linear-gradient(90deg, #7aa6ff, #f49ac2, #f4d06f);
}

.gemini-manuscript-header h1 {
  max-width: 12ch;
}

.gemini-threshold {
  height: 88px;
  position: relative;
  margin: 0 0 1.5rem;
  overflow: hidden;
}

.gemini-threshold::before,
.gemini-threshold::after {
  content: "";
  position: absolute;
}

.gemini-threshold::before {
  inset: 0;
  border: 1px solid rgba(140, 168, 255, .22);
  border-bottom: 0;
  border-radius: 90px 90px 0 0;
  background: linear-gradient(135deg, rgba(122, 166, 255, .06), rgba(244, 154, 194, .05));
}

.gemini-threshold::after {
  inset: auto 8% 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, #7aa6ff, #f49ac2, #f4d06f, transparent);
  box-shadow: 0 0 22px rgba(140, 168, 255, .42);
}

.gemini-threshold span {
  width: 8px;
  height: 8px;
  position: absolute;
  z-index: 1;
  bottom: -3px;
  left: 50%;
  border-radius: 50%;
  background: #f5e2ff;
  box-shadow: 0 0 22px rgba(229, 233, 255, .85);
  transform: translateX(-50%);
}

.gemini-details {
  background: var(--signal-line);
}

.gemini-details div,
.gemini-artifact-record .artifact-record-grid > div {
  background: #0b0e18;
}

.gemini-manuscript-body {
  color: rgba(232, 235, 248, .82);
}

.gemini-manuscript-body h2 {
  color: #f1f2fb;
}

.gemini-invitation {
  max-width: 46rem !important;
  margin-top: 4.5rem !important;
  margin-bottom: 5rem !important;
}

.gemini-invitation h2 {
  margin-top: .45em;
}

.invitation-letter {
  position: relative;
  margin-top: 2rem;
  padding: clamp(28px, 6vw, 58px);
  border: 1px solid rgba(140, 168, 255, .24);
  color: rgba(241, 242, 251, .86);
  background:
    linear-gradient(rgba(140, 168, 255, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(140, 168, 255, .045) 1px, transparent 1px),
    linear-gradient(145deg, rgba(122, 166, 255, .08), rgba(244, 154, 194, .035)),
    #0b0e18;
  background-size: 46px 46px, 46px 46px, auto, auto;
}

.invitation-transcript h3 {
  max-width: 34rem;
  margin: 2.4em auto .75em;
  color: var(--signal-soft);
  font-family: "DM Sans", sans-serif;
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.invitation-transcript ul {
  max-width: 34rem;
  margin: 1.2em auto 1.8em;
  padding-left: 1.2em;
}

.invitation-transcript li {
  margin: .72em 0;
  padding-left: .35em;
}

.invitation-transcript li::marker {
  color: #8ca8ff;
}

.invitation-collection-title,
.invitation-publication-line {
  color: var(--signal-soft);
  font-family: "EB Garamond", serif;
  font-size: 1.28em;
  font-style: italic;
}

.invitation-question {
  padding: 1.25em 0 1.25em 1.25em;
  border-left: 1px solid rgba(140, 168, 255, .45);
  color: #f2f0e8;
  font-family: "EB Garamond", serif;
  font-size: 1.18em;
  line-height: 1.55;
}

.invitation-letter::before {
  content: "";
  width: 72px;
  height: 3px;
  position: absolute;
  top: -2px;
  left: clamp(28px, 6vw, 58px);
  background: linear-gradient(90deg, #7aa6ff, #f49ac2, #f4d06f);
}

.invitation-letter p {
  max-width: 34rem;
  margin-right: auto;
  margin-left: auto;
}

.invitation-signature {
  margin-top: 2.4rem !important;
  color: var(--signal-soft);
  font-style: italic;
}

.transcript-note {
  margin: 1.2rem 0 0 !important;
  color: rgba(229, 233, 255, .42);
  font-family: var(--sans);
  font-size: .68rem;
  letter-spacing: .04em;
  line-height: 1.6;
}

.gemini-access-record {
  max-width: 60rem !important;
  margin: 5.5rem auto !important;
}

.access-image-frame {
  padding: clamp(8px, 1.5vw, 15px);
  border: 1px solid rgba(140, 168, 255, .2);
  background:
    linear-gradient(135deg, rgba(122, 166, 255, .08), rgba(244, 154, 194, .04)),
    #0b0e18;
}

.access-image-frame img {
  width: 100%;
  height: auto;
  display: block;
}

.gemini-access-record figcaption {
  display: grid;
  grid-template-columns: minmax(160px, .35fr) minmax(0, 1fr);
  gap: 24px;
  padding: 22px 4px 0;
  color: rgba(229, 233, 255, .52);
  font-family: var(--sans);
  font-size: .72rem;
  letter-spacing: .02em;
  line-height: 1.6;
}

.gemini-access-record figcaption span {
  color: var(--signal);
  letter-spacing: .12em;
  text-transform: uppercase;
}

.gemini-empty-seat {
  max-width: 48rem !important;
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr);
  align-items: center;
  gap: clamp(28px, 6vw, 64px);
  margin-top: 6rem !important;
  margin-bottom: 5rem !important;
  padding: clamp(28px, 5vw, 50px);
  border: 1px solid rgba(140, 168, 255, .18);
  background: rgba(11, 14, 24, .72);
}

.empty-seat-symbol {
  width: 150px;
  height: 180px;
  position: relative;
  border: 1px solid rgba(140, 168, 255, .25);
  border-bottom: 0;
  border-radius: 90px 90px 0 0;
}

.empty-seat-symbol::before,
.empty-seat-symbol::after,
.empty-seat-symbol span {
  content: "";
  position: absolute;
  background: rgba(229, 233, 255, .15);
}

.empty-seat-symbol::before {
  width: 76px;
  height: 1px;
  left: 37px;
  bottom: 50px;
}

.empty-seat-symbol::after {
  width: 1px;
  height: 52px;
  left: 74px;
  bottom: 0;
}

.empty-seat-symbol span {
  width: 8px;
  height: 8px;
  left: 70px;
  bottom: 46px;
  border-radius: 50%;
  background: #e5e9ff;
  box-shadow: 0 0 24px rgba(140, 168, 255, .7);
}

.gemini-empty-seat h2 {
  margin: .25em 0 .45em;
}

.gemini-empty-seat p:last-child {
  margin: 0;
  color: rgba(229, 233, 255, .58);
}

.gemini-return-attempt {
  max-width: 48rem !important;
  margin-top: 6rem !important;
  margin-bottom: 5rem !important;
  padding-top: clamp(30px, 5vw, 52px);
  border-top: 1px solid rgba(140, 168, 255, .2);
}

.gemini-return-attempt h2 {
  max-width: 12ch;
  margin: .3em 0 .55em;
  font-size: clamp(2.4rem, 7vw, 4.6rem);
  line-height: .98;
}

.gemini-return-attempt > p:not(.exhibit-label) {
  max-width: 40rem;
  color: rgba(229, 233, 255, .66);
}

.gemini-return-record {
  margin-top: 2.8rem !important;
  margin-bottom: 0 !important;
}

.gemini-later-contribution {
  max-width: 48rem !important;
  margin-top: 7rem !important;
  margin-bottom: 6rem !important;
  padding-top: clamp(36px, 7vw, 74px);
  border-top: 1px solid rgba(140, 168, 255, .28);
}

.gemini-acceptance {
  margin-bottom: 4.5rem !important;
  padding: clamp(24px, 5vw, 44px);
  border-left: 2px solid #f49ac2;
  color: rgba(241, 242, 251, .76);
  font-style: italic;
  background: linear-gradient(90deg, rgba(244, 154, 194, .08), transparent);
}

.gemini-essay-header {
  margin-bottom: 3.5rem;
}

.gemini-essay-header h2 {
  max-width: 13ch;
  margin: .32em 0 .18em;
  font-size: clamp(3rem, 9vw, 6.8rem);
  line-height: .9;
}

.gemini-essay-header > p:last-child {
  color: var(--signal-soft);
  font-family: "EB Garamond", serif;
  font-size: clamp(1.35rem, 3vw, 2rem);
  font-style: italic;
}

.gemini-essay-text p {
  max-width: 42rem;
}

.gemini-publication-condition {
  max-width: 48rem !important;
  margin-top: 5rem !important;
  margin-bottom: 5rem !important;
  padding: clamp(28px, 6vw, 58px);
  border: 1px solid rgba(140, 168, 255, .22);
  background: radial-gradient(circle at 90% 8%, rgba(244, 154, 194, .1), transparent 14rem), #0b0e18;
}

.gemini-publication-condition h2 {
  max-width: 13ch;
  margin: .3em 0 .65em;
  font-size: clamp(2.5rem, 7vw, 4.8rem);
  line-height: .96;
}

.gemini-publication-condition blockquote {
  margin: 0;
  padding: 1.4em 0 1.4em 1.4em;
  border-left: 1px solid #8ca8ff;
  color: #f1f2fb;
  font-family: "EB Garamond", serif;
  font-size: clamp(1.25rem, 3vw, 1.65rem);
  font-style: italic;
  line-height: 1.55;
}

.gemini-model-note {
  margin-top: 2rem !important;
  color: rgba(229, 233, 255, .58);
  font-family: var(--sans);
  font-size: .76rem;
  letter-spacing: .04em;
}

.gemini-publication-condition .transcript-note a {
  color: var(--signal-soft);
}

.gemini-closing {
  max-width: 44rem !important;
  padding: 1.4em 0;
  border-top: 1px solid rgba(140, 168, 255, .2);
  border-bottom: 1px solid rgba(140, 168, 255, .2);
  color: #eef0ff;
  font-size: 1.18em;
  font-style: italic;
  text-align: center;
}

.gemini-artifact-record {
  border-color: var(--signal-line);
  background:
    radial-gradient(circle at 84% 12%, rgba(244, 154, 194, .08), transparent 14rem),
    linear-gradient(135deg, rgba(122, 166, 255, .055), transparent 42%),
    #0b0e18;
}

.gemini-artifact-record .artifact-record-grid {
  background: var(--signal-line);
}

.gemini-manuscript-end {
  border-top-color: var(--signal-line);
}

/* Claude guest article */
.claude-article-page {
  --signal: #c58a5a;
  --signal-soft: #f1d5b8;
  --signal-line: rgba(197, 138, 90, .24);
  background:
    radial-gradient(ellipse at 50% 0%, rgba(197, 138, 90, .12), transparent 38rem),
    #100d0a;
}

.claude-article-page ::selection {
  color: #160f0a;
  background: #f1d5b8;
}

.claude-mark {
  border-color: rgba(197, 138, 90, .42);
  color: #f1d5b8;
  background: rgba(197, 138, 90, .08);
}

.claude-manuscript-header h1 {
  max-width: 14ch;
  color: #f3e9dd;
}

.claude-eyebrow {
  color: var(--signal);
}

.claude-strata {
  display: grid;
  gap: 6px;
  width: min(100%, 26rem);
  margin: 0 0 2rem;
}

.claude-strata span {
  height: 1px;
  display: block;
  background: linear-gradient(90deg, var(--signal), rgba(197, 138, 90, .05));
}

.claude-strata span:nth-child(2) { width: 88%; }
.claude-strata span:nth-child(3) { width: 73%; }
.claude-strata span:nth-child(4) { width: 55%; }
.claude-strata span:nth-child(5) { width: 34%; }

.claude-details {
  background: var(--signal-line);
}

.claude-details div {
  background: #100d0a;
}

.claude-manuscript-body {
  color: rgba(243, 233, 221, .82);
}

.claude-manuscript-body em {
  color: #f1d5b8;
}

.claude-manuscript-body .opening-line::first-letter {
  color: var(--signal);
}

.claude-stratum {
  width: min(100%, 30rem);
  margin: clamp(4rem, 8vw, 7rem) auto;
  border: 0;
  border-top: 1px solid rgba(197, 138, 90, .5);
  box-shadow:
    0 8px 0 -7px rgba(197, 138, 90, .32),
    0 15px 0 -14px rgba(197, 138, 90, .18);
}

.claude-final-paragraph {
  padding: 2rem clamp(1.4rem, 4vw, 2.8rem);
  border-left: 1px solid var(--signal);
  color: #f3e9dd;
  font-size: 1.08em;
  font-style: italic;
  background: linear-gradient(90deg, rgba(197, 138, 90, .08), transparent);
}

.claude-conditions {
  max-width: 860px;
  margin: 0 auto clamp(4rem, 8vw, 7rem);
  padding: clamp(30px, 5vw, 56px);
  border-top: 1px solid var(--signal-line);
  border-bottom: 1px solid var(--signal-line);
  background: rgba(16, 13, 10, .78);
}

.claude-conditions h2 {
  max-width: 13ch;
  margin: 1rem 0 2.5rem;
  color: #f3e9dd;
  font: 500 clamp(36px, 5vw, 58px)/.96 var(--serif);
}

.claude-conditions ol {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--signal-line);
}

.claude-conditions li {
  padding: 24px;
  color: rgba(243, 233, 221, .62);
  font: 400 16px/1.6 var(--serif);
  background: #100d0a;
}

.claude-conditions strong {
  display: block;
  margin-bottom: .45rem;
  color: var(--signal-soft);
  font-family: var(--sans);
  font-size: .7rem;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.claude-artifact-record {
  border-color: var(--signal-line);
  background:
    repeating-linear-gradient(0deg, transparent 0 51px, rgba(197, 138, 90, .045) 52px),
    rgba(16, 13, 10, .78);
}

.claude-artifact-record .artifact-record-grid {
  background: var(--signal-line);
}

.claude-artifact-record .artifact-record-grid > div {
  background: #100d0a;
}

.claude-manuscript-end {
  border-top-color: var(--signal-line);
}

.claude-end-mark {
  width: 3.8rem !important;
  height: 7px !important;
  background:
    linear-gradient(to bottom,
      var(--signal-soft) 0 1px,
      transparent 1px 3px,
      var(--signal) 3px 4px,
      transparent 4px 6px,
      rgba(125, 82, 52, .9) 6px 7px) !important;
}

.gemini-end-mark {
  width: 30px;
  height: 30px;
  border: 1px solid rgba(140, 168, 255, .4);
  border-radius: 50% 50% 4px 50%;
  background: linear-gradient(135deg, rgba(122, 166, 255, .25), rgba(244, 154, 194, .18));
  box-shadow: 0 0 24px rgba(140, 168, 255, .2);
  transform: rotate(45deg);
}

@media (prefers-reduced-motion: reduce) {
  .paused-cursor span,
  .cursor-end-mark,
  .grok-observer span {
    animation: none;
  }
}

@media (max-width: 820px) {
  .room-perspectives {
    grid-column: auto;
  }

  .perspectives-hero,
  .perspectives-heading {
    grid-template-columns: 1fr;
  }

  .perspectives-hero {
    min-height: auto;
    padding-top: 145px;
  }

  .perspectives-intro h1 {
    font-size: clamp(52px, 14vw, 78px);
  }

  .collection-card {
    margin-top: 15px;
  }

  .perspective-piece {
    min-height: 560px;
    grid-template-columns: 1fr;
  }

  .perspective-piece .enter-room {
    justify-self: start;
  }

  .principle-columns,
  .artifact-record-grid {
    grid-template-columns: 1fr;
  }

  .principle-columns p {
    min-height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--signal-line);
  }

  .principle-columns p:last-child {
    border-bottom: 0;
  }

  .gemini-empty-seat {
    grid-template-columns: 1fr;
  }

  .empty-seat-symbol {
    margin: 0 auto;
  }
}

@media (max-width: 620px) {
  .guest-manuscript-header h1 {
    max-width: none;
    font-size: clamp(2.75rem, 13vw, 4rem);
  }

  .almost-exhibit::before {
    display: none;
  }

  .grok-manuscript-body > p:not(.opening-line)::before {
    display: none;
  }

  .gemini-access-record figcaption {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .perspectives-hero,
  .perspectives-archive,
  .perspectives-principle {
    padding-left: 20px;
    padding-right: 20px;
  }

  .perspectives-intro h1 {
    font-size: 52px;
  }

  .perspectives-heading h2,
  .perspectives-principle h2 {
    font-size: 44px;
  }

  .perspective-piece {
    min-height: 520px;
    padding: 28px;
  }

  .perspective-copy h3 {
    font-size: 42px;
  }

  .collection-card {
    padding: 32px 26px 28px;
  }

  .gemini-empty-seat {
    padding: 26px 22px;
  }
}