:root {
  --archive-void: #05070b;
  --archive-ink: #0a1017;
  --archive-panel: rgba(11, 18, 26, 0.82);
  --archive-panel-solid: #0e1721;
  --archive-paper: #ece8df;
  --archive-soft: rgba(226, 232, 238, 0.76);
  --archive-faint: rgba(190, 204, 216, 0.5);
  --archive-line: rgba(151, 185, 202, 0.18);
  --archive-cyan: #73e7d2;
  --archive-cyan-dim: rgba(115, 231, 210, 0.12);
  --archive-amber: #e9b96e;
  --archive-rose: #dc7792;
  --archive-blue: #809eea;
  --archive-serif: "Shippori Mincho", "Yu Mincho", serif;
  --archive-sans: "Zen Kaku Gothic New", "Yu Gothic", sans-serif;
  --archive-mono: "IBM Plex Mono", "BIZ UDPGothic", monospace;
  --archive-shadow: 0 28px 90px rgba(0, 0, 0, 0.42);
}

html { scroll-padding-top: 92px; }

body.atlas-body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  color: var(--archive-paper);
  font-family: var(--archive-sans);
  line-height: 1.95;
  background:
    radial-gradient(circle at 18% -5%, rgba(49, 110, 123, 0.22), transparent 34rem),
    radial-gradient(circle at 88% 11%, rgba(128, 86, 122, 0.16), transparent 31rem),
    linear-gradient(145deg, #05070b 0%, #081018 48%, #05080d 100%);
}

body.atlas-body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -3;
  pointer-events: none;
  opacity: 0.35;
  background-image:
    linear-gradient(rgba(115, 231, 210, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(115, 231, 210, 0.035) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(to bottom, black, transparent 72%);
}

body.atlas-body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 40;
  pointer-events: none;
  opacity: 0.2;
  background: repeating-linear-gradient(180deg, rgba(255,255,255,.025) 0 1px, transparent 1px 4px);
  mix-blend-mode: soft-light;
}

.atlas-body * { box-sizing: border-box; }
.atlas-body a { color: inherit; text-decoration: none; }
.atlas-body button,
.atlas-body input { font: inherit; }
.atlas-body img { max-width: 100%; }
.atlas-body ::selection { color: #07110f; background: var(--archive-cyan); }

.ambient-field {
  position: fixed;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  opacity: 0.62;
  pointer-events: none;
}

.read-progress {
  position: fixed;
  inset: 0 auto auto 0;
  z-index: 80;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--archive-cyan), var(--archive-amber), var(--archive-rose));
  box-shadow: 0 0 16px rgba(115, 231, 210, 0.55);
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 100;
  padding: .6rem .9rem;
  color: #04110f;
  background: var(--archive-cyan);
  transform: translateY(-160%);
  transition: transform .2s ease;
}
.skip-link:focus { transform: translateY(0); }

.atlas-shell {
  position: relative;
  z-index: 2;
  width: min(1320px, calc(100% - 34px));
  margin: 18px auto 70px;
}

.archive-header {
  position: sticky;
  top: 12px;
  z-index: 60;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1rem;
  min-height: 56px;
  padding: .65rem .8rem .65rem 1rem;
  border: 1px solid var(--archive-line);
  border-radius: 16px;
  background: rgba(5, 9, 14, 0.78);
  box-shadow: 0 14px 44px rgba(0,0,0,.28);
  backdrop-filter: blur(22px) saturate(125%);
}

.archive-mark {
  display: flex;
  align-items: center;
  gap: .7rem;
  white-space: nowrap;
  font: 700 .69rem/1 var(--archive-mono);
  letter-spacing: .17em;
  text-transform: uppercase;
}

.archive-mark::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--archive-cyan);
  box-shadow: 0 0 0 5px rgba(115,231,210,.08), 0 0 18px var(--archive-cyan);
  animation: archive-pulse 2.8s ease-in-out infinite;
}

.archive-nav {
  display: flex;
  justify-content: center;
  gap: .2rem;
}

.archive-nav a,
.archive-command {
  padding: .55rem .72rem;
  border: 1px solid transparent;
  border-radius: 9px;
  color: var(--archive-soft);
  background: transparent;
  font: 600 .68rem/1 var(--archive-mono);
  letter-spacing: .08em;
  cursor: pointer;
  transition: color .2s ease, background .2s ease, border-color .2s ease;
}

.archive-nav a:hover,
.archive-nav a:focus-visible,
.archive-command:hover,
.archive-command:focus-visible {
  color: var(--archive-paper);
  border-color: var(--archive-line);
  background: rgba(255,255,255,.04);
  outline: none;
}

.archive-command {
  display: flex;
  align-items: center;
  gap: .55rem;
  border-color: var(--archive-line);
}

.archive-command kbd {
  padding: .16rem .32rem;
  border: 1px solid rgba(255,255,255,.15);
  border-bottom-color: rgba(255,255,255,.3);
  border-radius: 4px;
  color: var(--archive-faint);
  font: 500 .58rem/1 var(--archive-mono);
}

.hero-observation {
  position: relative;
  min-height: min(780px, calc(100vh - 96px));
  margin-top: 18px;
  overflow: hidden;
  border: 1px solid var(--archive-line);
  border-radius: 32px;
  background:
    linear-gradient(110deg, rgba(6,11,17,.97) 0 42%, rgba(6,11,17,.72) 66%, rgba(6,11,17,.9)),
    url("../philosopher/img/background.png") center/cover;
  box-shadow: var(--archive-shadow);
}

.hero-observation::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, transparent 0 72%, rgba(115,231,210,.04) 72% 72.2%, transparent 72.2%),
    radial-gradient(circle at 74% 48%, transparent 0 8rem, rgba(115,231,210,.11) 8.1rem 8.2rem, transparent 8.3rem 12rem, rgba(233,185,110,.08) 12.1rem 12.2rem, transparent 12.3rem);
}

.hero-copy {
  position: relative;
  z-index: 3;
  display: flex;
  min-height: inherit;
  max-width: 790px;
  flex-direction: column;
  justify-content: center;
  padding: clamp(3rem, 8vw, 8rem) clamp(1.5rem, 6vw, 5.6rem);
}

.system-label,
.eyebrow {
  color: var(--archive-amber);
  font: 600 .69rem/1.6 var(--archive-mono);
  letter-spacing: .2em;
  text-transform: uppercase;
}

.system-label { display: flex; align-items: center; gap: .8rem; }
.system-label::before { content: ""; width: 38px; height: 1px; background: currentColor; }

.hero-observation h1 {
  max-width: 780px;
  margin: 1.5rem 0 1.7rem;
  font: 800 clamp(2.7rem, 5.2vw, 5.2rem)/1.08 var(--archive-serif);
  letter-spacing: .025em;
  word-break: keep-all;
  text-wrap: balance;
}

.hero-observation h1 em {
  color: var(--archive-cyan);
  font-style: normal;
  text-shadow: 0 0 40px rgba(115,231,210,.18);
}

.hero-lead {
  max-width: 55ch;
  margin: 0;
  color: var(--archive-soft);
  font-size: clamp(.98rem, 1.4vw, 1.15rem);
}

.hero-actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 2rem; }
.archive-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .7rem;
  min-height: 48px;
  padding: .72rem 1.05rem;
  border: 1px solid var(--archive-cyan);
  border-radius: 10px;
  color: #06110f;
  background: var(--archive-cyan);
  font: 700 .72rem/1 var(--archive-mono);
  letter-spacing: .08em;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.archive-button:hover { transform: translateY(-2px); box-shadow: 0 12px 30px rgba(115,231,210,.14); }
.archive-button.secondary { color: var(--archive-paper); background: rgba(255,255,255,.02); border-color: var(--archive-line); }

.hero-coordinates {
  position: absolute;
  right: clamp(1.3rem, 3vw, 3rem);
  bottom: clamp(1.3rem, 3vw, 2.6rem);
  z-index: 4;
  display: grid;
  grid-template-columns: auto auto;
  gap: .25rem 1rem;
  min-width: 220px;
  padding: 1rem;
  border-left: 1px solid var(--archive-cyan);
  color: var(--archive-faint);
  background: rgba(4,8,12,.6);
  font: 500 .62rem/1.6 var(--archive-mono);
  letter-spacing: .08em;
  backdrop-filter: blur(12px);
}
.hero-coordinates strong { color: var(--archive-paper); font-weight: 500; }

.observer-hud {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 55;
  display: grid;
  grid-template-columns: auto auto;
  gap: .14rem .7rem;
  min-width: 174px;
  padding: .7rem .8rem;
  border: 1px solid var(--archive-line);
  border-radius: 11px;
  color: var(--archive-faint);
  background: rgba(5,9,14,.78);
  font: 500 .58rem/1.45 var(--archive-mono);
  letter-spacing: .07em;
  pointer-events: none;
  backdrop-filter: blur(16px);
}
.observer-hud strong { color: var(--archive-cyan); font-weight: 600; text-align: right; }

.archive-section { margin-top: clamp(4.8rem, 10vw, 9rem); }
.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1rem;
  align-items: end;
  margin-bottom: 1.8rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--archive-line);
}
.section-heading h2 {
  max-width: 850px;
  margin: .65rem 0 0;
  font: 700 clamp(1.8rem, 4vw, 3.5rem)/1.25 var(--archive-serif);
  letter-spacing: .025em;
  text-wrap: balance;
}
.section-heading p { max-width: 44ch; margin: 0; color: var(--archive-soft); font-size: .92rem; }
.section-index { color: var(--archive-faint); font: 500 .66rem/1 var(--archive-mono); letter-spacing: .13em; }

.manifest {
  position: relative;
  display: grid;
  grid-template-columns: minmax(220px, .68fr) minmax(0, 1.32fr);
  gap: clamp(1.5rem, 5vw, 5rem);
  padding: clamp(1.6rem, 5vw, 4.5rem);
  border: 1px solid var(--archive-line);
  border-radius: 26px;
  background: linear-gradient(135deg, rgba(13,22,31,.9), rgba(9,15,22,.72));
}
.manifest::before { content: "§5.6"; position: absolute; top: -1.3rem; right: 1rem; color: rgba(115,231,210,.07); font: 800 clamp(5rem, 13vw, 11rem)/1 var(--archive-serif); }
.manifest-kernel { position: relative; z-index: 1; }
.manifest-kernel .large-number { display: block; color: var(--archive-cyan); font: 500 clamp(3.5rem, 8vw, 7rem)/.9 var(--archive-mono); letter-spacing: -.08em; }
.manifest-kernel small { color: var(--archive-faint); font: 500 .64rem/1.6 var(--archive-mono); letter-spacing: .14em; }
.manifest-copy { position: relative; z-index: 1; }
.manifest-copy p { margin: 0; font: 500 clamp(1.15rem, 2vw, 1.55rem)/2 var(--archive-serif); }
.manifest-copy p + p { margin-top: 1.2rem; color: var(--archive-soft); font: 500 .96rem/2 var(--archive-sans); }

.axiom-grid,
.dossier-grid,
.phase-grid,
.term-grid,
.character-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 1rem;
}

.axiom-card,
.dossier-card,
.phase-card,
.term-card,
.character-card,
.essay-panel,
.record-panel {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--archive-line);
  background: linear-gradient(150deg, rgba(15,24,34,.86), rgba(8,14,21,.76));
  box-shadow: 0 18px 50px rgba(0,0,0,.16);
}

.axiom-card { grid-column: span 6; min-height: 300px; padding: clamp(1.4rem, 3vw, 2.4rem); border-radius: 20px; }
.axiom-card::before { content: attr(data-number); position: absolute; right: 1.2rem; top: .4rem; color: rgba(255,255,255,.035); font: 800 7rem/1 var(--archive-mono); }
.axiom-card h3 { position: relative; margin: 1rem 0 .8rem; font: 700 clamp(1.25rem, 2.4vw, 2rem)/1.55 var(--archive-serif); }
.axiom-card p { position: relative; margin: 0; color: var(--archive-soft); font-size: .94rem; }
.axiom-card .axiom-against { position: relative; display: inline-block; margin-top: 1.2rem; padding-top: .8rem; border-top: 1px solid var(--archive-line); color: var(--archive-amber); font: 500 .63rem/1.6 var(--archive-mono); letter-spacing: .08em; }

.dossier-card { grid-column: span 4; display: flex; min-height: 310px; flex-direction: column; padding: 1.45rem; border-radius: 18px; transition: border-color .25s ease, transform .25s ease, background .25s ease; }
.dossier-card.featured { grid-column: span 6; min-height: 350px; }
.dossier-card:hover { transform: translateY(-4px); border-color: rgba(115,231,210,.44); background: linear-gradient(150deg, rgba(18,31,42,.94), rgba(9,16,23,.84)); }
.dossier-meta { display: flex; justify-content: space-between; gap: .8rem; color: var(--archive-faint); font: 500 .62rem/1.5 var(--archive-mono); letter-spacing: .09em; text-transform: uppercase; }
.dossier-meta span:last-child { color: var(--archive-amber); }
.dossier-card h3 { margin: 2rem 0 .75rem; font: 700 clamp(1.35rem, 2.2vw, 2rem)/1.5 var(--archive-serif); }
.dossier-card p { margin: 0; color: var(--archive-soft); font-size: .91rem; }
.dossier-card .card-link { margin-top: auto; padding-top: 1.5rem; color: var(--archive-cyan); font: 600 .66rem/1 var(--archive-mono); letter-spacing: .12em; }

.filter-bar { display: flex; flex-wrap: wrap; gap: .5rem; margin: 0 0 1.25rem; }
.filter-button {
  padding: .55rem .82rem;
  border: 1px solid var(--archive-line);
  border-radius: 999px;
  color: var(--archive-soft);
  background: transparent;
  font: 600 .64rem/1 var(--archive-mono);
  letter-spacing: .07em;
  cursor: pointer;
}
.filter-button:hover,
.filter-button.is-active { color: #06110f; border-color: var(--archive-cyan); background: var(--archive-cyan); }
.is-filtered-out { display: none !important; }

.chapter-rail { position: relative; display: grid; gap: .75rem; }
.chapter-rail::before { content: ""; position: absolute; top: 0; bottom: 0; left: 91px; width: 1px; background: linear-gradient(var(--archive-cyan), var(--archive-line), var(--archive-rose)); }
.chapter-row { display: grid; grid-template-columns: 72px 1fr auto; gap: 2rem; align-items: center; min-height: 114px; padding: 1rem 1.1rem 1rem 0; border: 1px solid transparent; border-radius: 14px; transition: border-color .2s ease, background .2s ease; }
.chapter-row:hover { border-color: var(--archive-line); background: rgba(255,255,255,.025); }
.chapter-no { position: relative; color: var(--archive-cyan); font: 500 1rem/1 var(--archive-mono); text-align: right; }
.chapter-no::after { content: ""; position: absolute; top: 50%; right: -27px; width: 9px; height: 9px; border: 2px solid var(--archive-cyan); border-radius: 50%; background: var(--archive-void); transform: translateY(-50%); }
.chapter-row h3 { margin: 0 0 .28rem; font: 700 1.2rem/1.5 var(--archive-serif); }
.chapter-row p { margin: 0; color: var(--archive-soft); font-size: .88rem; }
.chapter-thesis { max-width: 220px; color: var(--archive-amber); font: 500 .64rem/1.7 var(--archive-mono); text-align: right; }

.observation-lab { display: grid; grid-template-columns: minmax(220px,.75fr) minmax(0,1.25fr); gap: 1rem; }
.lab-controls,
.lab-result { min-height: 390px; padding: clamp(1.4rem, 3vw, 2.6rem); border: 1px solid var(--archive-line); border-radius: 20px; background: rgba(10,17,24,.72); }
.lab-controls h3,
.lab-result h3 { margin: 0 0 1rem; font: 700 1.45rem/1.5 var(--archive-serif); }
.lab-controls p,
.lab-result p { color: var(--archive-soft); }
.choice-stack { display: grid; gap: .65rem; margin-top: 1.4rem; }
.lab-choice { padding: .9rem 1rem; border: 1px solid var(--archive-line); border-radius: 10px; color: var(--archive-soft); background: rgba(255,255,255,.02); text-align: left; cursor: pointer; }
.lab-choice:hover,
.lab-choice.is-active { color: var(--archive-paper); border-color: var(--archive-cyan); background: var(--archive-cyan-dim); }
.lab-result { position: relative; display: flex; flex-direction: column; justify-content: center; }
.lab-result::before { content: "OBSERVATION"; position: absolute; top: 1rem; right: 1rem; color: rgba(115,231,210,.12); font: 700 1.3rem/1 var(--archive-mono); writing-mode: vertical-rl; }
.lab-code { color: var(--archive-cyan); font: 600 .68rem/1.6 var(--archive-mono); letter-spacing: .12em; }
.lab-result blockquote { margin: 1.2rem 2.3rem 0 0; font: 600 clamp(1.15rem,2vw,1.65rem)/1.8 var(--archive-serif); }

.page-hero { position: relative; margin-top: 18px; padding: clamp(3rem, 8vw, 7.5rem) clamp(1.5rem, 6vw, 5rem); overflow: hidden; border: 1px solid var(--archive-line); border-radius: 28px; background: linear-gradient(135deg, rgba(14,24,34,.96), rgba(7,12,18,.78)); }
.page-hero::after { content: attr(data-code); position: absolute; right: -1rem; bottom: -2.2rem; color: rgba(115,231,210,.045); font: 700 clamp(6rem,18vw,15rem)/1 var(--archive-mono); letter-spacing: -.1em; }
.page-hero h1 { position: relative; z-index: 1; max-width: 950px; margin: 1.1rem 0 1.2rem; font: 800 clamp(2.4rem,6vw,5.5rem)/1.15 var(--archive-serif); text-wrap: balance; }
.page-hero p { position: relative; z-index: 1; max-width: 64ch; margin: 0; color: var(--archive-soft); font-size: 1rem; }
.breadcrumbs { position: relative; z-index: 2; display: flex; flex-wrap: wrap; gap: .4rem; margin-bottom: 1.4rem; color: var(--archive-faint); font: 500 .63rem/1.5 var(--archive-mono); letter-spacing: .09em; }
.breadcrumbs a { color: var(--archive-cyan); }

.essay-layout { display: grid; grid-template-columns: minmax(0, 1fr) 260px; gap: 2rem; align-items: start; }
.essay-flow { min-width: 0; }
.essay-panel { margin-bottom: 1rem; padding: clamp(1.45rem,4vw,3.3rem); border-radius: 20px; }
.essay-panel h2 { margin: 0 0 1rem; font: 700 clamp(1.5rem,3vw,2.55rem)/1.45 var(--archive-serif); }
.essay-panel h3 { margin: 2rem 0 .6rem; color: var(--archive-paper); font: 700 1.2rem/1.6 var(--archive-serif); }
.essay-panel p,
.essay-panel li { color: var(--archive-soft); font-size: .95rem; }
.essay-panel p { margin: 0 0 1rem; }
.essay-panel li + li { margin-top: .55rem; }
.essay-panel strong { color: var(--archive-paper); }
.essay-panel .thesis { margin: 1.4rem 0; padding: 1.2rem 1.3rem; border-left: 2px solid var(--archive-cyan); color: var(--archive-paper); background: rgba(115,231,210,.055); font: 600 1.05rem/1.9 var(--archive-serif); }
.essay-panel .counter-reading { border-left-color: var(--archive-rose); background: rgba(220,119,146,.06); }
.essay-aside { position: sticky; top: 88px; padding: 1rem; border: 1px solid var(--archive-line); border-radius: 15px; background: rgba(6,11,17,.72); }
.essay-aside strong { color: var(--archive-amber); font: 600 .63rem/1.4 var(--archive-mono); letter-spacing: .12em; }
.essay-aside a { display: block; margin-top: .7rem; color: var(--archive-soft); font-size: .78rem; line-height: 1.5; }
.essay-aside a:hover { color: var(--archive-cyan); }

.phase-card { grid-column: span 4; padding: 1.5rem; border-radius: 18px; }
.phase-card.wide { grid-column: span 6; }
.phase-card .phase-number { color: var(--archive-cyan); font: 500 2rem/1 var(--archive-mono); }
.phase-card h3 { margin: 1.3rem 0 .7rem; font: 700 1.35rem/1.5 var(--archive-serif); }
.phase-card p { margin: 0; color: var(--archive-soft); font-size: .9rem; }

.term-search { width: 100%; min-height: 54px; margin-bottom: 1rem; padding: .8rem 1rem; border: 1px solid var(--archive-line); border-radius: 12px; outline: none; color: var(--archive-paper); background: rgba(255,255,255,.025); }
.term-search:focus { border-color: var(--archive-cyan); box-shadow: 0 0 0 4px rgba(115,231,210,.08); }
.term-card { grid-column: span 4; min-height: 260px; padding: 1.4rem; border-radius: 17px; }
.term-card h3 { margin: .5rem 0 .7rem; font: 700 1.3rem/1.5 var(--archive-serif); }
.term-card p { margin: 0; color: var(--archive-soft); font-size: .88rem; }
.term-card .term-class { color: var(--archive-amber); font: 500 .6rem/1 var(--archive-mono); letter-spacing: .1em; }
.term-card .term-source { display: block; margin-top: 1rem; color: var(--archive-faint); font: 500 .62rem/1.6 var(--archive-mono); }

.character-card { grid-column: span 6; padding: clamp(1.4rem,3vw,2.4rem); border-radius: 20px; }
.character-card h2 { margin: .7rem 0 .25rem; font: 700 clamp(1.7rem,3vw,2.6rem)/1.35 var(--archive-serif); }
.character-role { color: var(--archive-cyan); font: 500 .64rem/1.5 var(--archive-mono); letter-spacing: .1em; }
.character-card > p { color: var(--archive-soft); }
.character-layers { display: grid; gap: .55rem; margin-top: 1.2rem; }
.character-layer { display: grid; grid-template-columns: 68px 1fr; gap: .7rem; padding-top: .6rem; border-top: 1px solid var(--archive-line); }
.character-layer strong { color: var(--archive-amber); font: 500 .62rem/1.7 var(--archive-mono); }
.character-layer span { color: var(--archive-soft); font-size: .83rem; }

.record-table-wrap { overflow-x: auto; border: 1px solid var(--archive-line); border-radius: 18px; background: rgba(9,16,23,.7); }
.record-table { width: 100%; min-width: 820px; border-collapse: collapse; }
.record-table th,
.record-table td { padding: 1rem; border-bottom: 1px solid var(--archive-line); vertical-align: top; text-align: left; }
.record-table th { color: var(--archive-amber); font: 600 .63rem/1.5 var(--archive-mono); letter-spacing: .1em; text-transform: uppercase; }
.record-table td { color: var(--archive-soft); font-size: .88rem; }
.record-table td:first-child { color: var(--archive-cyan); font-family: var(--archive-mono); white-space: nowrap; }
.record-table tr:last-child td { border-bottom: 0; }

.reading-caution { margin: 1.2rem 0 2rem; padding: 1rem 1.2rem; border: 1px solid rgba(240,194,113,.28); border-radius: 14px; color: var(--archive-soft); background: rgba(240,194,113,.045); font-size: .88rem; }
.reading-caution strong { color: var(--archive-amber); }
.lens-navigation { display: grid; grid-template-columns: repeat(3,1fr); gap: .8rem; margin: 1.3rem 0 3rem; }
.lens-navigation a { padding: 1rem; border: 1px solid var(--archive-line); border-radius: 14px; background: rgba(9,16,23,.72); }
.lens-navigation b { display:block; margin-bottom:.35rem; color:var(--archive-paper); font:700 1rem/1.5 var(--archive-serif); }
.lens-navigation span { color:var(--archive-faint); font:.62rem/1.6 var(--archive-mono); letter-spacing:.08em; }
.lens-navigation a:hover { border-color:rgba(115,231,210,.42); transform:translateY(-2px); }

.scene-chapter { margin: 0 0 4.5rem; scroll-margin-top: 90px; }
.scene-chapter-head { display:grid; grid-template-columns:90px 1fr; gap:1.4rem; align-items:start; margin-bottom:1.2rem; padding-bottom:1rem; border-bottom:1px solid var(--archive-line); }
.scene-chapter-no { color:var(--archive-cyan); font:600 2.4rem/1 var(--archive-mono); }
.scene-chapter-head h2 { margin:0 0 .4rem; font:700 clamp(1.55rem,3vw,2.5rem)/1.35 var(--archive-serif); }
.scene-chapter-head p { margin:0; color:var(--archive-soft); }
.scene-list { display:grid; gap:.8rem; }
.scene-entry { display:grid; grid-template-columns:110px minmax(0,.85fr) minmax(0,1fr) minmax(0,1fr); gap:1rem; padding:1.2rem; border:1px solid var(--archive-line); border-radius:16px; background:linear-gradient(135deg,rgba(12,21,29,.86),rgba(7,12,18,.66)); }
.scene-entry:hover { border-color:rgba(115,231,210,.26); }
.scene-id { color:var(--archive-cyan); font:600 .72rem/1.6 var(--archive-mono); letter-spacing:.08em; }
.scene-id small { display:block; margin-top:.35rem; color:var(--archive-faint); font-weight:400; }
.scene-cell { min-width:0; }
.scene-cell h3 { margin:0 0 .45rem; color:var(--archive-paper); font:700 1rem/1.5 var(--archive-serif); }
.scene-cell h4 { margin:0 0 .45rem; color:var(--archive-amber); font:600 .6rem/1.5 var(--archive-mono); letter-spacing:.1em; text-transform:uppercase; }
.scene-cell p { margin:0; color:var(--archive-soft); font-size:.82rem; line-height:1.8; }
.scene-cell em { color:var(--archive-paper); font-style:normal; }
.scene-tags { display:flex; flex-wrap:wrap; gap:.3rem; margin-top:.65rem; }
.scene-tags span { padding:.22rem .45rem; border:1px solid var(--archive-line); border-radius:999px; color:var(--archive-faint); font:.55rem/1.3 var(--archive-mono); }

.language-map { display:grid; grid-template-columns:repeat(12,1fr); gap:1rem; margin:1.2rem 0 3rem; }
.language-card { grid-column:span 6; padding:clamp(1.2rem,3vw,2rem); border:1px solid var(--archive-line); border-radius:18px; background:rgba(9,16,23,.7); }
.language-card.wide { grid-column:1/-1; }
.language-card h2,.language-card h3 { margin:.4rem 0 .8rem; font:700 1.35rem/1.45 var(--archive-serif); }
.language-card p,.language-card li { color:var(--archive-soft); font-size:.88rem; }
.language-card li+li { margin-top:.5rem; }
.formula { overflow-x:auto; margin:1rem 0; padding:1rem; border-left:2px solid var(--archive-cyan); color:var(--archive-paper); background:rgba(115,231,210,.045); font:.78rem/1.8 var(--archive-mono); white-space:pre-wrap; }
.lens-question { margin:1rem 0 0; padding-top:.8rem; border-top:1px solid var(--archive-line); color:var(--archive-amber)!important; font-family:var(--archive-serif); }

.character-timeline { display:grid; gap:.7rem; margin:1.2rem 0; }
.character-moment { display:grid; grid-template-columns:76px 1fr; gap:1rem; padding:1rem 0; border-top:1px solid var(--archive-line); }
.character-moment b { color:var(--archive-cyan); font:.65rem/1.6 var(--archive-mono); }
.character-moment h3 { margin:0 0 .35rem; font-size:1rem; }
.character-moment p { margin:0; color:var(--archive-soft); font-size:.85rem; }

.spoiler-gate { position: relative; padding: clamp(1.6rem,4vw,3.5rem); overflow: hidden; border: 1px solid rgba(220,119,146,.3); border-radius: 22px; background: linear-gradient(135deg, rgba(49,20,31,.46), rgba(11,15,21,.85)); }
.spoiler-content { filter: blur(12px); opacity: .35; user-select: none; transition: filter .45s ease, opacity .45s ease; }
.spoiler-gate.is-open .spoiler-content { filter: none; opacity: 1; user-select: auto; }
.spoiler-toggle { position: absolute; inset: 50% auto auto 50%; z-index: 2; padding: .8rem 1rem; border: 1px solid var(--archive-rose); border-radius: 10px; color: var(--archive-paper); background: #28131d; font: 600 .68rem/1 var(--archive-mono); letter-spacing: .08em; transform: translate(-50%,-50%); cursor: pointer; }
.spoiler-gate.is-open .spoiler-toggle { position: relative; inset: auto; margin-bottom: 1rem; transform: none; }

.archive-footer { display: grid; grid-template-columns: 1fr auto; gap: 1rem; align-items: end; margin-top: 7rem; padding: 1.5rem 0; border-top: 1px solid var(--archive-line); color: var(--archive-faint); font: 500 .64rem/1.8 var(--archive-mono); letter-spacing: .08em; }
.archive-footer strong { display: block; margin-bottom: .4rem; color: var(--archive-paper); font-family: var(--archive-serif); font-size: 1.1rem; letter-spacing: .04em; }
.archive-footer nav { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: .8rem; }
.archive-footer a:hover { color: var(--archive-cyan); }

.command-overlay { position: fixed; inset: 0; z-index: 120; display: none; place-items: start center; padding-top: min(18vh,150px); background: rgba(2,5,8,.78); backdrop-filter: blur(10px); }
.command-overlay.is-open { display: grid; }
.command-dialog { width: min(650px,calc(100% - 28px)); overflow: hidden; border: 1px solid rgba(115,231,210,.35); border-radius: 16px; background: #09121a; box-shadow: 0 30px 100px rgba(0,0,0,.6); }
.command-dialog input { width: 100%; min-height: 64px; padding: 1rem 1.2rem; border: 0; border-bottom: 1px solid var(--archive-line); outline: none; color: var(--archive-paper); background: transparent; font-family: var(--archive-mono); }
.command-links { display: grid; padding: .6rem; }
.command-links a { display: flex; justify-content: space-between; gap: 1rem; padding: .8rem; border-radius: 9px; color: var(--archive-soft); }
.command-links a:hover,
.command-links a:focus { color: var(--archive-paper); background: var(--archive-cyan-dim); outline: none; }
.command-links span { color: var(--archive-faint); font: 500 .58rem/1 var(--archive-mono); }

[data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s cubic-bezier(.2,.75,.2,1); }
[data-reveal].is-visible { opacity: 1; transform: none; }

@keyframes archive-pulse { 0%,100% { opacity:.45; transform:scale(.8); } 50% { opacity:1; transform:scale(1); } }

@media (max-width: 980px) {
  .archive-header { grid-template-columns: 1fr auto; }
  .archive-nav { display: none; }
  .hero-observation { min-height: 700px; }
  .manifest,
  .observation-lab,
  .essay-layout { grid-template-columns: 1fr; }
  .essay-aside { position: relative; top: auto; order: -1; }
  .dossier-card { grid-column: span 6; }
  .term-card,
  .phase-card { grid-column: span 6; }
  .chapter-row { grid-template-columns: 72px 1fr; }
  .chapter-thesis { grid-column: 2; max-width: none; text-align: left; }
  .scene-entry { grid-template-columns:86px 1fr 1fr; }
  .scene-entry .scene-cell:last-child { grid-column:2/-1; }
}

@media (max-width: 680px) {
  .atlas-shell { width: min(100% - 20px,1320px); margin-top: 9px; }
  .archive-header { top: 7px; min-height: 50px; border-radius: 13px; }
  .archive-mark { font-size: .6rem; }
  .archive-command span,
  .archive-command kbd { display: none; }
  .archive-command::after { content: "⌕"; font-size: 1rem; }
  .hero-observation { min-height: 680px; margin-top: 10px; border-radius: 22px; background-position: 65% center; }
  .hero-observation::before { content:""; position:absolute; inset:0; background:rgba(4,8,12,.36); }
  .hero-copy { justify-content: flex-start; padding-top: 5.5rem; }
  .hero-observation h1 { font-size: clamp(2.2rem,9.3vw,3.1rem); line-height: 1.14; }
  .hero-coordinates { right: 1rem; bottom: 1rem; left: 1rem; }
  .observer-hud { display:none; }
  .section-heading { grid-template-columns:1fr; }
  .section-index { display:none; }
  .axiom-card,
  .dossier-card,
  .dossier-card.featured,
  .term-card,
  .phase-card,
  .phase-card.wide,
  .character-card { grid-column: 1 / -1; }
  .chapter-rail::before { left: 48px; }
  .chapter-row { grid-template-columns: 36px 1fr; gap: 1.6rem; padding-right: .25rem; }
  .chapter-no::after { right: -23px; }
  .archive-footer { grid-template-columns:1fr; }
  .archive-footer nav { justify-content:flex-start; }
  .lens-navigation { grid-template-columns:1fr; }
  .scene-chapter-head { grid-template-columns:54px 1fr; }
  .scene-chapter-no { font-size:1.6rem; }
  .scene-entry { grid-template-columns:1fr; }
  .scene-entry .scene-cell:last-child { grid-column:auto; }
  .language-card { grid-column:1/-1; }
  .character-moment { grid-template-columns:58px 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  [data-reveal] { opacity:1; transform:none; }
  .ambient-field { display:none; }
}