:root {
  --panel: color-mix(in srgb, var(--pulp-surface) 86%, transparent);
}

body {
  background:
    radial-gradient(circle at 72% 25%, color-mix(in srgb, var(--pulp-teal) 10%, transparent), transparent 30rem),
    radial-gradient(circle at 18% 12%, color-mix(in srgb, var(--pulp-accent) 8%, transparent), transparent 24rem),
    var(--pulp-background);
  transition:
    background-color var(--pulp-motion-duration-slow) var(--pulp-motion-ease-standard),
    color var(--pulp-motion-duration-slow) var(--pulp-motion-ease-standard);
}

#medium-field {
  position: fixed;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  pointer-events: none;
  opacity: 0.9;
}

.grain {
  opacity: 0.025;
}
.masthead,
.footer,
.encounter {
  z-index: 5;
}
.masthead {
  z-index: 50;
  min-height: 6rem;
  padding-block: 1rem;
  background: color-mix(in srgb, var(--pulp-background) 78%, transparent);
  border-color: var(--pulp-ghost);
}

.identity {
  gap: 1rem;
}
.identity-mark {
  display: none;
}
.identity-meta strong {
  font-family: Inter, ui-sans-serif, sans-serif;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.identity-meta small {
  color: var(--pulp-muted);
}

.masthead-actions {
  align-items: center;
}
select,
.quiet-button {
  color: var(--pulp-foreground);
  border-color: var(--pulp-hairline);
  background: color-mix(in srgb, var(--pulp-surface) 82%, transparent);
}
.material-control {
  display: flex;
  gap: 0.2rem;
  padding: 0.25rem;
  border: 1px solid var(--pulp-ghost);
  border-radius: 999px;
}
.material-control button {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.45rem 0.6rem;
  border: 0;
  border-radius: 999px;
  color: var(--pulp-muted);
  background: transparent;
  font-size: 0.58rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
}
.material-control button.active {
  color: var(--pulp-foreground);
  background: var(--pulp-ghost);
}
.material-control i {
  width: 0.45rem;
  height: 0.45rem;
  border: 1px solid currentColor;
  border-radius: 50%;
  background: currentColor;
}

.encounter {
  width: min(1320px, calc(100% - 3rem));
  padding-top: clamp(2.5rem, 6vh, 5.5rem);
}
.opening {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(250px, 340px);
  gap: clamp(2rem, 6vw, 6rem);
  max-width: none;
  min-height: calc(100vh - 11rem);
  align-content: start;
}
.opening-copy {
  align-self: center;
}
.opening h1 {
  max-width: 12ch;
  font-family: Inter, ui-sans-serif, sans-serif;
  font-size: clamp(3.4rem, 7.5vw, 8.2rem);
  font-weight: 440;
  line-height: 0.93;
  letter-spacing: -0.055em;
  text-shadow: none;
}
.lede {
  max-width: 48rem;
  font-family: Inter, ui-sans-serif, sans-serif;
  font-size: clamp(1rem, 1.7vw, 1.32rem);
  line-height: 1.55;
}
.eyebrow,
.kicker {
  color: var(--pulp-teal);
}

.opening-instrument {
  align-self: center;
  padding: 1.2rem;
  border: 1px solid var(--pulp-hairline);
  background: color-mix(in srgb, var(--pulp-surface) 74%, transparent);
  backdrop-filter: blur(22px);
}
.instrument-grammar {
  position: relative;
  display: grid;
  min-height: 8rem;
  align-content: end;
  gap: 0.45rem;
  padding: 0 0 1.05rem;
  border-bottom: 1px solid var(--pulp-ghost);
  overflow: hidden;
}
.instrument-grammar::after {
  position: absolute;
  inset: auto auto 0 0;
  width: min(42%, 7rem);
  height: 1px;
  content: '';
  background: var(--pulp-accent);
}
.instrument-grammar span {
  color: var(--pulp-teal);
  font:
    0.58rem/1 ui-monospace,
    monospace;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.instrument-grammar strong {
  color: var(--pulp-foreground);
  font-family: Inter, ui-sans-serif, sans-serif;
  font-size: clamp(2.35rem, 4vw, 3.7rem);
  font-weight: 390;
  line-height: 0.9;
  letter-spacing: -0.055em;
}
.instrument-grammar code {
  color: var(--pulp-muted);
  font:
    0.72rem/1.2 ui-monospace,
    monospace;
}
.opening-instrument dl {
  margin: 1rem 0;
}
.opening-instrument dl div {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.48rem 0;
  border-bottom: 1px solid var(--pulp-ghost);
}
.opening-instrument dt,
.opening-instrument dd {
  margin: 0;
  font-family: ui-monospace, monospace;
  font-size: 0.63rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.opening-instrument dt {
  color: var(--pulp-muted);
}
.opening-instrument dd {
  color: var(--pulp-foreground);
  text-align: right;
}
.rigor-vigor {
  display: grid;
  gap: 0.45rem;
}
.rigor-vigor span {
  display: grid;
  grid-template-columns: 3.2rem 1fr;
  align-items: center;
  gap: 0.75rem;
  color: var(--pulp-muted);
  font:
    0.58rem/1 ui-monospace,
    monospace;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.rigor-vigor i {
  position: relative;
  display: block;
  height: 1px;
  background: var(--pulp-ghost);
}
.rigor-vigor i::after {
  position: absolute;
  inset: -1px auto auto 0;
  width: calc(var(--value) * 100%);
  height: 3px;
  content: '';
  background: var(--pulp-teal);
}
.rigor-vigor span:last-child i::after {
  background: var(--pulp-accent);
}

.entry-doors {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.65rem;
  margin-top: auto;
}
.entry-doors button {
  --door-accent: var(--pulp-teal);
  position: relative;
  min-height: 9rem;
  padding: 1rem;
  overflow: hidden;
  border: 1px solid var(--pulp-hairline);
  color: var(--pulp-foreground);
  text-align: left;
  background: color-mix(in srgb, var(--pulp-surface) 68%, transparent);
  backdrop-filter: blur(18px);
  cursor: pointer;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background 180ms ease;
}
.entry-doors button[data-enter='thread'] {
  --door-accent: var(--pulp-foreground);
}
.entry-doors button[data-enter='ask'] {
  --door-accent: var(--pulp-accent);
}
.entry-doors button[data-enter='witness'] {
  --door-accent: var(--pulp-accent);
}
.entry-doors button::after {
  position: absolute;
  inset: auto 1rem 0;
  height: 2px;
  content: '';
  background: var(--door-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 220ms ease;
}
.entry-doors button:hover,
.entry-doors button.is-previewing {
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--door-accent) 58%, var(--pulp-hairline));
  background: color-mix(in srgb, var(--pulp-surface) 88%, transparent);
}
.entry-doors button.is-previewing::after {
  transform: scaleX(1);
}
.entry-doors span,
.entry-doors small,
.entry-doors strong {
  display: block;
}
.entry-doors span {
  color: var(--pulp-teal);
  font:
    0.58rem/1 ui-monospace,
    monospace;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.entry-doors strong {
  margin-top: 1.7rem;
  font-size: 1.05rem;
}
.entry-doors small {
  margin-top: 0.45rem;
  color: var(--pulp-muted);
  line-height: 1.35;
}
.mode-switcher {
  grid-column: 1 / -1;
  margin-top: 0.2rem;
}
.mode-switcher .mode {
  color: var(--pulp-muted);
}
.mode-switcher .mode.active {
  color: var(--pulp-foreground);
}

.stage {
  margin-top: 2rem;
}
.view {
  background: color-mix(in srgb, var(--pulp-surface) 76%, transparent);
  border-color: var(--pulp-hairline);
  backdrop-filter: blur(24px);
}
.drift-copy h2,
.thread-detail h2,
.edition-intro h2,
.archive-intro h2,
.manifest-layout h2,
.host-layout h2,
.witness-layout h2 {
  font-family: Inter, ui-sans-serif, sans-serif;
  letter-spacing: -0.04em;
}

.host-layout,
.witness-layout {
  display: grid;
  grid-template-columns: minmax(260px, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(2rem, 6vw, 6rem);
  padding: clamp(1.5rem, 4vw, 4rem);
}
.host-layout header p,
.witness-layout header p {
  color: var(--pulp-muted);
  line-height: 1.65;
}
.host-console {
  display: grid;
  gap: 1.4rem;
}
.suggested-questions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}
.suggested-questions button {
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--pulp-hairline);
  border-radius: 999px;
  color: var(--pulp-muted);
  background: transparent;
  cursor: pointer;
}
#ask-form label {
  display: block;
  margin-bottom: 0.55rem;
  color: var(--pulp-muted);
  font:
    0.62rem/1 ui-monospace,
    monospace;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
#ask-form div {
  display: grid;
  grid-template-columns: 1fr auto;
}
#ask-input,
#ask-form button {
  min-height: 3.1rem;
  border: 1px solid var(--pulp-hairline);
  color: var(--pulp-foreground);
  background: color-mix(in srgb, var(--pulp-background) 72%, transparent);
}
#ask-input {
  padding: 0 0.9rem;
  border-right: 0;
}
#ask-form button {
  padding-inline: 1rem;
  cursor: pointer;
}
.valerie-route {
  min-height: 13rem;
  border-top: 1px solid var(--pulp-hairline);
  padding-top: 1rem;
}
.route-status {
  color: var(--pulp-muted);
}
.route-intro {
  color: var(--pulp-foreground);
  line-height: 1.55;
}
.route-steps {
  display: grid;
  gap: 0.5rem;
  margin-top: 1rem;
}
.route-step {
  display: grid;
  grid-template-columns: 2rem 1fr;
  gap: 0.8rem;
  padding: 0.8rem;
  border: 1px solid var(--pulp-ghost);
  background: color-mix(in srgb, var(--pulp-background) 45%, transparent);
}
.route-step > span {
  color: var(--pulp-accent);
  font-family: ui-monospace, monospace;
}
.route-step strong,
.route-step small {
  display: block;
}
.route-step small {
  margin-top: 0.25rem;
  color: var(--pulp-muted);
  line-height: 1.4;
}

.build-facts {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.55rem;
}
.build-fact {
  padding: 1rem;
  border: 1px solid var(--pulp-hairline);
}
.build-fact strong,
.build-fact small {
  display: block;
}
.build-fact strong {
  font:
    1.2rem/1.1 ui-monospace,
    monospace;
}
.build-fact small {
  margin-top: 0.4rem;
  color: var(--pulp-muted);
}
.witness-signal {
  grid-column: 1 / -1;
  border-top: 1px solid var(--pulp-hairline);
  padding-top: 1rem;
}
.witness-signal > span {
  color: var(--pulp-teal);
  font:
    0.6rem/1 ui-monospace,
    monospace;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
#witness-threads {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 0.8rem;
}
#witness-threads span {
  padding: 0.45rem 0.6rem;
  border: 1px solid var(--pulp-ghost);
  color: var(--pulp-muted);
}

@media (max-width: 980px) {
  .opening {
    grid-template-columns: 1fr;
  }
  .opening-instrument {
    max-width: 34rem;
  }
  .entry-doors {
    grid-template-columns: repeat(2, 1fr);
  }
  .host-layout,
  .witness-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  .encounter {
    width: min(100% - 1.25rem, 1320px);
  }
  .opening h1 {
    font-size: clamp(3rem, 15vw, 5.3rem);
  }
  .entry-doors {
    grid-template-columns: 1fr;
  }
  .mode-switcher {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 0.5rem;
  }
  .host-layout,
  .witness-layout {
    padding: 1rem;
  }
  .build-facts {
    grid-template-columns: 1fr;
  }
}

/* Thread-specific media remain application projections, not Brand primitives. */
.thread-medium[hidden] {
  display: none;
}
.thread-medium {
  position: relative;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  min-height: 14rem;
  overflow: hidden;
  border-block: 1px solid var(--pulp-hairline);
  background: color-mix(in srgb, var(--pulp-background) 52%, transparent);
}
.thread-medium-header {
  position: relative;
  z-index: 2;
  display: grid;
  gap: 0.35rem;
  padding: 1rem;
}
.thread-medium-header span,
.thread-medium-header small,
.thread-medium-relation {
  font:
    0.58rem/1.35 ui-monospace,
    monospace;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.thread-medium-header span {
  color: var(--pulp-teal);
}
.thread-medium-header strong {
  max-width: 24ch;
  color: var(--pulp-foreground);
  font:
    420 clamp(1.15rem, 2.5vw, 1.8rem)/1.05 Inter,
    ui-sans-serif,
    sans-serif;
  letter-spacing: -0.035em;
}
.thread-medium-header small {
  color: var(--pulp-muted);
}
.thread-medium-relation {
  position: relative;
  z-index: 2;
  margin: 0;
  padding: 0.8rem 1rem;
  border-top: 1px solid var(--pulp-ghost);
  color: var(--pulp-muted);
}

.thread-detail[data-grammar='continuity-ledger'],
.thread-detail[data-grammar='lineage-weave'],
.thread-detail[data-grammar='signal-frame'] {
  display: grid;
  gap: 1rem 1.4rem;
  border-radius: 0;
}
.thread-detail[data-grammar='continuity-ledger'] {
  grid-template-columns: minmax(0, 0.82fr) minmax(17rem, 1.18fr);
  grid-template-areas:
    'period medium'
    'title medium'
    'summary medium'
    'metrics medium'
    'relations relations'
    'source action';
  background: linear-gradient(
    120deg,
    color-mix(in srgb, var(--pulp-surface) 92%, transparent),
    color-mix(in srgb, var(--pulp-foreground) 4%, var(--pulp-background))
  );
}
.thread-detail[data-grammar='lineage-weave'] {
  grid-template-columns: minmax(18rem, 1.1fr) minmax(0, 0.9fr);
  grid-template-areas:
    'medium period'
    'medium title'
    'medium summary'
    'medium metrics'
    'relations relations'
    'source action';
  border-radius: 0 2.4rem 0 2.4rem;
  background: color-mix(in srgb, var(--pulp-surface) 82%, transparent);
}
.thread-detail[data-grammar='signal-frame'] {
  grid-template-columns: minmax(0, 0.72fr) minmax(20rem, 1.28fr);
  grid-template-areas:
    'period medium'
    'title medium'
    'summary medium'
    'metrics medium'
    'relations relations'
    'source action';
  background: linear-gradient(
    145deg,
    color-mix(in srgb, var(--pulp-background) 88%, transparent),
    color-mix(in srgb, var(--pulp-teal) 6%, var(--pulp-surface))
  );
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--pulp-teal) 9%, transparent);
}
.thread-detail[data-grammar]:not([data-grammar='narrative']) #thread-period {
  grid-area: period;
}
.thread-detail[data-grammar]:not([data-grammar='narrative']) #thread-title {
  grid-area: title;
}
.thread-detail[data-grammar]:not([data-grammar='narrative']) #thread-summary {
  grid-area: summary;
}
.thread-detail[data-grammar]:not([data-grammar='narrative']) #thread-medium {
  grid-area: medium;
  align-self: stretch;
}
.thread-detail[data-grammar]:not([data-grammar='narrative']) #thread-metrics {
  grid-area: metrics;
}
.thread-detail[data-grammar]:not([data-grammar='narrative']) #thread-relations {
  grid-area: relations;
}
.thread-detail[data-grammar]:not([data-grammar='narrative']) #thread-source {
  grid-area: source;
  align-self: end;
}
.thread-detail[data-grammar]:not([data-grammar='narrative']) #inspect-provenance {
  grid-area: action;
  align-self: end;
  justify-self: end;
  margin-top: 0;
}

.continuity-ledger {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 0.34rem;
  min-height: 7.2rem;
  align-content: center;
  padding: 0.4rem 1rem 1.2rem;
}
.continuity-ledger::before {
  position: absolute;
  inset: 50% 1rem auto;
  height: 1px;
  content: '';
  background: linear-gradient(90deg, transparent, var(--pulp-accent), transparent);
  opacity: 0.5;
}
.continuity-ledger i {
  min-height: 0.68rem;
  border: 1px solid var(--pulp-ghost);
  background: color-mix(in srgb, var(--pulp-foreground) 4%, transparent);
  animation: trace-register 5.6s steps(1, end) infinite;
  animation-delay: calc(var(--trace-index) * -90ms);
}
.continuity-ledger i[data-signal='mid'] {
  border-color: color-mix(in srgb, var(--pulp-teal) 42%, var(--pulp-ghost));
}
.continuity-ledger i[data-signal='strong'] {
  background: var(--pulp-accent);
  opacity: 0.76;
}

.lineage-weave {
  position: relative;
  display: grid;
  align-content: center;
  gap: 0.9rem;
  padding: 0.8rem 1rem 1.2rem;
}
.lineage-weave::before {
  position: absolute;
  inset: 0 50%;
  width: 1px;
  content: '';
  background: linear-gradient(transparent, var(--pulp-teal), transparent);
  opacity: 0.24;
}
.lineage-strand {
  display: grid;
  grid-template-columns: 4.3rem 1fr minmax(6rem, 0.8fr);
  align-items: center;
  gap: 0.75rem;
}
.lineage-strand strong {
  color: var(--pulp-foreground);
  font:
    0.8rem/1 ui-monospace,
    monospace;
}
.lineage-strand small {
  color: var(--pulp-muted);
  font:
    0.58rem/1.2 ui-monospace,
    monospace;
  text-transform: uppercase;
}
.lineage-nodes {
  position: relative;
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 1.2rem;
}
.lineage-nodes::before {
  position: absolute;
  inset: 50% 0 auto;
  height: 1px;
  content: '';
  background: color-mix(in srgb, var(--pulp-teal) 45%, var(--pulp-hairline));
}
.lineage-nodes i {
  position: relative;
  z-index: 1;
  width: 0.48rem;
  height: 0.48rem;
  border: 1px solid var(--pulp-teal);
  border-radius: 50%;
  background: var(--pulp-background);
}
.lineage-strand:nth-child(even) .lineage-nodes i:nth-child(3n) {
  border-color: var(--pulp-accent);
}

.signal-frame {
  position: relative;
  display: grid;
  align-content: center;
  gap: 0.48rem;
  padding: 0.5rem 1rem 1.2rem;
}
.signal-frame::after {
  position: absolute;
  inset: 0;
  content: '';
  background: radial-gradient(
    circle at 62% 50%,
    color-mix(in srgb, var(--pulp-teal) 16%, transparent),
    transparent 42%
  );
  pointer-events: none;
}
.signal-lane {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 4.2rem 1fr;
  align-items: center;
  gap: 0.7rem;
}
.signal-lane > span {
  color: var(--pulp-muted);
  font:
    0.55rem/1 ui-monospace,
    monospace;
  text-transform: uppercase;
}
.signal-lane > b {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  align-items: center;
  gap: 0.22rem;
  height: 1.65rem;
  border-block: 1px solid var(--pulp-ghost);
}
.signal-lane i {
  height: var(--bar-height);
  background: color-mix(in srgb, var(--pulp-teal) 68%, var(--pulp-foreground));
  opacity: var(--bar-opacity);
  transform-origin: center;
  animation: signal-breathe 3.8s ease-in-out infinite alternate;
  animation-delay: calc((var(--lane-index) * -320ms) + (var(--bar-index) * -70ms));
}
.signal-lane:nth-child(3) i:nth-child(5n),
.signal-lane:nth-child(5) i:nth-child(4n) {
  background: var(--pulp-accent);
}

@keyframes trace-register {
  0%,
  72%,
  100% {
    opacity: 0.28;
  }
  73%,
  78% {
    opacity: 0.9;
  }
}
@keyframes signal-breathe {
  from {
    transform: scaleY(0.48);
  }
  to {
    transform: scaleY(1.08);
  }
}

@media (max-width: 920px) {
  .thread-detail[data-grammar='continuity-ledger'],
  .thread-detail[data-grammar='lineage-weave'],
  .thread-detail[data-grammar='signal-frame'] {
    grid-template-columns: 1fr;
    grid-template-areas:
      'period'
      'title'
      'summary'
      'medium'
      'metrics'
      'relations'
      'source'
      'action';
  }
  .thread-detail[data-grammar]:not([data-grammar='narrative']) #inspect-provenance {
    justify-self: start;
  }
}

@media (max-width: 520px) {
  .thread-medium {
    min-height: 12rem;
  }
  .continuity-ledger {
    grid-template-columns: repeat(8, 1fr);
  }
  .lineage-strand {
    grid-template-columns: 3.4rem 1fr;
  }
  .lineage-strand small {
    grid-column: 1 / -1;
  }
  .signal-lane {
    grid-template-columns: 3.5rem 1fr;
  }
  .signal-lane > b {
    gap: 0.12rem;
  }
}

/* Keep the inherited metahuman field visually present instead of burying it under the Ask console. */
@media (min-width: 981px) {
  #ask-view {
    min-height: min(42rem, 72vh);
  }

  #ask-view .host-layout {
    width: min(47rem, 58vw);
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-inline-end: auto;
    background: color-mix(in srgb, var(--pulp-surface) 78%, transparent);
    backdrop-filter: blur(10px);
  }
}

@media (max-width: 680px) {
  #ask-view {
    padding-top: clamp(9rem, 34vh, 14rem);
  }

  #ask-view .host-layout {
    background: color-mix(in srgb, var(--pulp-surface) 90%, transparent);
    backdrop-filter: blur(8px);
  }
}

#ask-view {
  background: transparent;
  border-color: transparent;
  backdrop-filter: none;
}

#ask-view .host-layout {
  border: 1px solid var(--pulp-hairline);
}