:root {
  --void: #05060a;
  --void-2: #0b0d14;
  --phosphor: #9affc8;
  --phosphor-dim: rgba(154, 255, 200, 0.18);
  --mercury: #d7dde8;
  --human: #c4a574;
  --human-dim: rgba(196, 165, 116, 0.22);
  --error: #ff5a4a;
  --dim: #6a7380;
  --line: rgba(154, 255, 200, 0.22);
  --display: "Syne", sans-serif;
  --serif: "Instrument Serif", Georgia, serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html,
body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: var(--void);
  color: var(--mercury);
  font-family: var(--mono);
  user-select: none;
  -webkit-user-select: none;
}

html[dir="rtl"] .hud-top,
html[dir="rtl"] .hud-br,
html[dir="rtl"] .pager {
  direction: rtl;
}

#stage {
  position: fixed;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  cursor: none;
}

body.is-intro #stage {
  cursor: auto;
}

.grain,
.scan,
.vignette {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 6;
}

.grain {
  opacity: 0.055;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 180px 180px;
  animation: grain 0.5s steps(4) infinite;
}

.scan {
  opacity: 0.12;
  background: repeating-linear-gradient(
    to bottom,
    transparent 0 2px,
    rgba(0, 0, 0, 0.28) 2px 3px
  );
}

.vignette {
  box-shadow: inset 0 0 160px 56px #000;
}

.frame {
  position: fixed;
  inset: 14px;
  border: 1px solid var(--line);
  pointer-events: none;
  z-index: 7;
}

.frame::before,
.frame::after {
  content: "";
  position: absolute;
  width: 16px;
  height: 16px;
  border: 1px solid var(--phosphor);
}

.frame::before {
  top: -1px;
  left: -1px;
  border-right: 0;
  border-bottom: 0;
}

.frame::after {
  right: -1px;
  bottom: -1px;
  border-left: 0;
  border-top: 0;
}

.hud {
  position: fixed;
  z-index: 20;
  pointer-events: none;
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--dim);
  text-transform: uppercase;
}

.hud button,
.hud .lang-btn {
  pointer-events: auto;
  cursor: pointer;
}

.hud-top {
  top: 28px;
  left: 28px;
  right: 28px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  font-family: var(--display);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.38em;
  color: var(--phosphor);
}

.brand span {
  color: var(--dim);
  font-weight: 500;
}

.hud-controls {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  align-items: center;
  gap: 6px;
  max-width: min(72vw, 520px);
}

#langs {
  display: inline-flex;
  gap: 0;
}

.lang-btn,
.icon-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--dim);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  padding: 6px 8px;
  text-transform: uppercase;
  transition: color 0.2s, border-color 0.2s;
}

.lang-btn.is-on,
.icon-btn.is-on {
  color: var(--phosphor);
  border-color: var(--line);
}

.lang-btn:hover,
.icon-btn:hover {
  color: #e9fff4;
}

.hud-bl {
  left: 28px;
  bottom: 28px;
  color: var(--phosphor);
  letter-spacing: 0.2em;
  max-width: 46vw;
}

.hud-br {
  right: 28px;
  bottom: 28px;
  text-align: right;
}

.progress-ring {
  position: fixed;
  top: 28px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 18;
  width: min(42vw, 280px);
  height: 2px;
  background: rgba(255, 255, 255, 0.06);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.4s;
}

body.is-play .progress-ring {
  opacity: 1;
}

.progress-ring i {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--human), var(--phosphor));
  box-shadow: 0 0 12px var(--phosphor);
  transition: width 0.45s ease;
}

.intro {
  position: fixed;
  inset: 0;
  z-index: 15;
  display: grid;
  place-items: center;
  padding: 8vh 6vw;
  background: radial-gradient(ellipse at center, rgba(5, 6, 10, 0.2) 0%, rgba(5, 6, 10, 0.78) 70%, #05060a 100%);
  transition: opacity 0.7s ease, visibility 0.7s;
}

.intro.is-off {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  display: none;
}

.intro-inner {
  text-align: center;
  max-width: 740px;
}

.kicker {
  font-size: 10px;
  letter-spacing: 0.46em;
  color: var(--phosphor);
  margin-bottom: 28px;
}

.title {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(42px, 11vw, 108px);
  letter-spacing: 0.14em;
  line-height: 0.9;
  color: #f4f7f5;
  position: relative;
  text-shadow: 0 0 40px rgba(154, 255, 200, 0.16);
}

.title-word {
  display: block;
  position: relative;
}

.title .slash {
  display: block;
  margin-top: 14px;
  font-weight: 500;
  font-size: 0.2em;
  letter-spacing: 0.42em;
  color: var(--human);
}

.title-word.is-glitch::before,
.title-word.is-glitch::after {
  content: attr(data-text);
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
}

.title-word.is-glitch::before {
  color: var(--phosphor);
  transform: translate(-2px, 1px);
  clip-path: inset(0 0 55% 0);
  opacity: 0.7;
  animation: rgb-a 2.8s infinite linear;
}

.title-word.is-glitch::after {
  color: var(--error);
  transform: translate(2px, -1px);
  clip-path: inset(50% 0 0 0);
  opacity: 0.55;
  animation: rgb-b 2.2s infinite linear;
}

.manifesto {
  margin: 36px auto 0;
  max-width: 48ch;
  font-size: 13px;
  line-height: 1.9;
  letter-spacing: 0.06em;
  color: #9aa3ad;
}

.manifesto p + p {
  margin-top: 4px;
}

.enter,
.pager button {
  pointer-events: auto;
  background: transparent;
  border: 1px solid var(--phosphor);
  color: var(--phosphor);
  font-family: var(--display);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.36em;
  padding: 16px 36px;
  cursor: pointer;
  transition: background 0.25s, color 0.25s, box-shadow 0.25s;
}

.enter {
  margin-top: 40px;
}

.enter:hover,
.enter:focus-visible,
.pager button:hover,
.pager button:focus-visible {
  background: var(--phosphor);
  color: #08110c;
  box-shadow: 0 0 40px rgba(154, 255, 200, 0.28);
  outline: none;
}

.key {
  display: inline-block;
  margin-left: 10px;
  padding: 2px 7px;
  border: 1px solid currentColor;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  opacity: 0.8;
}

.experience[hidden],
.pager[hidden] {
  display: none !important;
}

.experience {
  position: fixed;
  inset: 72px 28px 88px;
  z-index: 12;
  display: grid;
  grid-template-columns: minmax(160px, 220px) minmax(0, 1fr) minmax(180px, 240px);
  gap: 28px;
  pointer-events: none;
}

.experience > * {
  pointer-events: auto;
}

.index {
  display: flex;
  flex-direction: column;
  gap: 2px;
  overflow: auto;
  padding-right: 8px;
}

.index button {
  background: transparent;
  border: 0;
  border-left: 1px solid transparent;
  color: var(--dim);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-align: left;
  text-transform: uppercase;
  padding: 10px 12px;
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}

.index button.is-on {
  color: var(--phosphor);
  border-left-color: var(--phosphor);
  background: rgba(154, 255, 200, 0.05);
}

.index button.is-done:not(.is-on) {
  color: #9aa8a0;
}

.index button:hover {
  color: #e9fff4;
}

body.is-play .hud-br {
  display: none;
}

.chamber {
  overflow: auto;
  padding: 8px 8px 56px;
  touch-action: pan-y;
  user-select: text;
  -webkit-user-select: text;
}

.chamber-kicker {
  font-size: 10px;
  letter-spacing: 0.42em;
  color: var(--phosphor);
  text-transform: uppercase;
  margin-bottom: 14px;
}

.chamber-title {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(28px, 4.4vw, 52px);
  letter-spacing: 0.08em;
  line-height: 0.95;
  margin-bottom: 22px;
  color: #f4f7f5;
}

.lead,
.body-p,
.comment,
.axiom-body,
.sector-text,
.protocol-body {
  font-family: var(--serif);
  font-size: clamp(18px, 2.1vw, 22px);
  line-height: 1.45;
  color: #c5ccd6;
  max-width: 46ch;
}

.body-p + .body-p {
  margin-top: 14px;
}

.lead {
  color: var(--human);
  font-style: italic;
  margin-bottom: 22px;
}

.comment {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid var(--human-dim);
  color: #b7c0c8;
}

.human-list {
  list-style: none;
  display: grid;
  gap: 8px;
  margin: 8px 0 20px;
}

.human-list li {
  font-family: var(--serif);
  font-size: 20px;
  color: var(--human);
  letter-spacing: 0.02em;
}

.human-list li span {
  display: inline-block;
  width: 2.4em;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--dim);
  transform: translateY(-2px);
}

.points {
  list-style: none;
  display: grid;
  gap: 16px;
}

.points li {
  display: grid;
  grid-template-columns: 2.4em 1fr;
  gap: 10px;
  font-family: var(--serif);
  font-size: clamp(17px, 2vw, 21px);
  line-height: 1.4;
  color: #c9d0d8;
}

.points .n {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--phosphor);
  padding-top: 6px;
}

.diff {
  margin-top: 28px;
  width: 100%;
  max-width: 720px;
  border-collapse: collapse;
}

.diff caption {
  caption-side: top;
  text-align: left;
  font-size: 10px;
  letter-spacing: 0.32em;
  color: var(--dim);
  text-transform: uppercase;
  margin-bottom: 10px;
}

.diff th,
.diff td {
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding: 12px 10px;
  vertical-align: top;
  font-size: 14px;
  line-height: 1.4;
}

.diff th {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  font-weight: 500;
}

.diff th:first-child,
.diff td:first-child {
  color: var(--human);
  font-family: var(--serif);
  font-size: 17px;
  width: 50%;
  padding-right: 16px;
}

.diff th:last-child,
.diff td:last-child {
  color: var(--phosphor);
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.02em;
}

.diff th:first-child {
  font-family: var(--mono);
  font-size: 10px;
}

.axioms {
  display: grid;
  gap: 10px;
}

.axiom {
  border: 1px solid rgba(154, 255, 200, 0.14);
  background: rgba(8, 12, 14, 0.42);
  padding: 16px 16px 14px;
  cursor: pointer;
  text-align: left;
  color: inherit;
  width: 100%;
  transition: border-color 0.25s, background 0.25s;
}

.axiom.is-on {
  border-color: var(--phosphor);
  background: rgba(154, 255, 200, 0.06);
}

.axiom.is-locked {
  border-color: rgba(154, 255, 200, 0.5);
}

.axiom-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.axiom-id {
  font-size: 10px;
  letter-spacing: 0.28em;
  color: var(--phosphor);
}

.axiom-name {
  font-family: var(--display);
  font-size: 18px;
  letter-spacing: 0.12em;
  font-weight: 700;
}

.axiom-thesis {
  margin-top: 8px;
  font-family: var(--serif);
  font-size: 18px;
  color: #d5dbe3;
}

.axiom-body {
  display: none;
  margin-top: 12px;
  font-size: 18px;
  color: #b7c0c8;
}

.axiom.is-on .axiom-body {
  display: block;
}

.axiom-lock {
  font-size: 9px;
  letter-spacing: 0.22em;
  color: var(--dim);
  text-transform: uppercase;
}

.axiom.is-locked .axiom-lock {
  color: var(--phosphor);
}

.sectors {
  display: grid;
  gap: 10px;
}

.sector {
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(8, 12, 14, 0.4);
  padding: 16px;
  cursor: pointer;
  text-align: left;
  color: inherit;
  width: 100%;
}

.sector.is-on {
  border-color: var(--phosphor);
}

.sector-name {
  font-family: var(--display);
  font-weight: 700;
  letter-spacing: 0.16em;
  font-size: 16px;
}

.sector-now {
  margin-top: 6px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--human);
}

.sector-text {
  display: none;
  margin-top: 12px;
  font-size: 18px;
}

.sector.is-on .sector-text {
  display: block;
}

.sector-live {
  display: none;
  margin-top: 12px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--phosphor);
  line-height: 1.6;
}

.sector.is-on .sector-live {
  display: block;
}

.protocols {
  display: grid;
  gap: 22px;
}

.protocol-name {
  font-family: var(--display);
  font-size: 15px;
  letter-spacing: 0.18em;
  color: var(--phosphor);
  margin-bottom: 8px;
}

.verdict .chamber-title {
  color: var(--phosphor);
}

.index-part {
  font-size: 9px;
  letter-spacing: 0.28em;
  color: var(--phosphor);
  padding: 14px 12px 6px;
  opacity: 0.85;
}

body.part-2 {
  --human: #8aa4a0;
}

body.part-3 .brand {
  letter-spacing: 0.28em;
}

.names,
.layers,
.doors {
  display: grid;
  gap: 12px;
  margin-top: 8px;
}

@media (min-width: 980px) {
  .names,
  .layers {
    grid-template-columns: 1fr 1fr 1fr;
  }
  .layers {
    grid-template-columns: 1fr 1fr;
  }
  .doors {
    grid-template-columns: 1fr 1fr 1fr;
  }
}

.name-card,
.layer-card,
.door {
  border: 1px solid rgba(154, 255, 200, 0.16);
  background: rgba(8, 12, 14, 0.42);
  padding: 16px;
  text-decoration: none;
  color: inherit;
  display: block;
}

.door:hover {
  border-color: var(--phosphor);
}

.name-title {
  font-family: var(--display);
  letter-spacing: 0.14em;
  font-size: 15px;
  color: var(--phosphor);
  margin-bottom: 10px;
}

.j-box {
  margin-top: 8px;
  max-width: 46ch;
}

.j-label {
  font-size: 10px;
  letter-spacing: 0.32em;
  color: var(--dim);
  margin-bottom: 10px;
}

.j-range {
  width: 100%;
  accent-color: var(--phosphor);
  margin-bottom: 14px;
}

.j-opts {
  display: grid;
  gap: 8px;
}

.j-opt {
  text-align: left;
  background: rgba(8, 12, 14, 0.42);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: inherit;
  padding: 12px 14px;
  cursor: pointer;
  width: 100%;
}

.j-opt.is-on {
  border-color: var(--phosphor);
}

.j-opt-name {
  font-family: var(--display);
  letter-spacing: 0.16em;
  font-size: 14px;
}

.j-opt-fx {
  margin-top: 8px;
  font-family: var(--serif);
  font-size: 17px;
  line-height: 1.4;
  color: #c5ccd6;
}

.bars {
  display: grid;
  gap: 12px;
  margin: 16px 0;
  max-width: 46ch;
}

.bar-row {
  display: grid;
  grid-template-columns: 7.5em 1fr 3em;
  gap: 10px;
  align-items: center;
  font-size: 11px;
  letter-spacing: 0.14em;
}

.bar-track {
  height: 6px;
  background: rgba(255, 255, 255, 0.08);
}

.bar-track i {
  display: block;
  height: 100%;
  width: 0;
  transition: width 0.45s ease;
}

.bar-mission { background: var(--phosphor); }
.bar-pnl { background: var(--human); }
.bar-harm { background: var(--error); }

.halt {
  margin: 4px 0 16px;
  display: inline-block;
  pointer-events: auto;
  background: transparent;
  border: 1px solid var(--error);
  color: var(--error);
  font-family: var(--display);
  font-size: 12px;
  letter-spacing: 0.28em;
  padding: 12px 18px;
  cursor: pointer;
}

.halt.is-on {
  background: var(--error);
  color: #140808;
}

.telemetry {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--dim);
  text-transform: uppercase;
  display: grid;
  align-content: start;
  gap: 14px;
  padding-top: 8px;
}

.telemetry b {
  display: block;
  color: var(--phosphor);
  font-weight: 500;
  margin-top: 4px;
  font-size: 13px;
}

.telemetry .mono-bar {
  margin-top: 6px;
  height: 2px;
  background: rgba(255, 255, 255, 0.08);
}

.telemetry .mono-bar i {
  display: block;
  height: 100%;
  background: var(--human);
  width: 100%;
  transition: width 0.6s ease, background 0.6s ease;
}

.pager {
  position: fixed;
  right: 28px;
  bottom: 22px;
  z-index: 21;
  display: flex;
  gap: 8px;
}

.pager button {
  padding: 12px 18px;
  letter-spacing: 0.22em;
  font-size: 11px;
}

.pager button:disabled {
  opacity: 0.35;
  cursor: default;
  box-shadow: none;
  background: transparent;
  color: var(--dim);
  border-color: rgba(255, 255, 255, 0.12);
}

@keyframes grain {
  0% { transform: translate(0, 0); }
  25% { transform: translate(-1%, 1%); }
  50% { transform: translate(1%, -1%); }
  75% { transform: translate(-1%, -2%); }
  100% { transform: translate(0, 0); }
}

@keyframes rgb-a {
  0%, 90%, 100% { transform: translate(-1px, 0); }
  92% { transform: translate(3px, 1px); }
  94% { transform: translate(-4px, 0); }
}

@keyframes rgb-b {
  0%, 88%, 100% { transform: translate(1px, 0); }
  91% { transform: translate(-3px, -1px); }
  95% { transform: translate(4px, 1px); }
}

@media (max-width: 980px) {
  .experience {
    inset: 70px 14px 100px;
    grid-template-columns: 1fr;
    grid-template-rows: auto minmax(0, 1fr);
    gap: 10px;
  }

  .telemetry {
    display: none;
  }

  .index {
    flex-direction: row;
    overflow: auto;
    padding-right: 0;
    gap: 0;
  }

  .index button {
    border-left: 0;
    border-bottom: 1px solid transparent;
    white-space: nowrap;
    padding: 8px 10px;
    font-size: 9px;
  }

  .index button.is-on {
    border-left-color: transparent;
    border-bottom-color: var(--phosphor);
  }

  .hud-br {
    display: none;
  }

  .pager {
    left: 16px;
    right: 16px;
    justify-content: space-between;
  }
}

@media (max-width: 720px) {
  .hud-top {
    top: 18px;
    left: 14px;
    right: 14px;
  }

  #btn-fs {
    display: none;
  }

  .hud-bl {
    left: 14px;
    bottom: 62px;
    max-width: 70vw;
    font-size: 9px;
  }

  .pager {
    left: 12px;
    right: 12px;
    bottom: 20px;
    width: auto;
    justify-content: flex-end;
    z-index: 40;
  }

  .pager button {
    padding: 12px 16px;
    letter-spacing: 0.14em;
    font-size: 11px;
    min-width: 8em;
    background: var(--phosphor);
    color: #08110c;
  }

  .pager button:disabled {
    display: none;
  }

  .pager .key {
    display: none;
  }

  .frame {
    inset: 8px;
  }

  .diff th:first-child,
  .diff td:first-child,
  .diff th:last-child,
  .diff td:last-child {
    font-size: 13px;
  }

  .chamber {
    mask-image: none;
  }

  #stage {
    cursor: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .grain,
  .title-word.is-glitch::before,
  .title-word.is-glitch::after {
    animation: none;
  }
}