/* ============================================================ 1 · opening */
.intro {
  position: relative;
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: 4rem var(--gutter);
  text-align: center;
  overflow: hidden;
}
.intro::before {
  /* the dim lamp-pool the whole opening sits in */
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(60% 50% at 50% 46%, rgba(255, 214, 150, 0.07), transparent 70%);
  pointer-events: none;
}
.intro__skip {
  position: absolute;
  top: calc(1rem + env(safe-area-inset-top, 0px));
  right: var(--gutter);
  z-index: 3;
}
.intro__sequence {
  position: relative;
  z-index: 1;
  width: 100%;
  display: grid;
  justify-items: center;
  gap: 1.2rem;
  opacity: 0;
  transition: opacity 900ms var(--ease);
  cursor: pointer;
}
.intro__sequence.is-on {
  opacity: 1;
}
.intro__sequence.is-done {
  position: absolute;
  inset: 0;
  align-content: center;
  opacity: 0.05;
  pointer-events: none;
  transition: opacity 1400ms var(--ease);
}
.intro__sequence.is-done .intro__lines,
.intro__sequence.is-done .intro__place,
.intro__sequence.is-done .intro__bar {
  opacity: 0;
}
.intro__place {
  font-family: var(--font-label);
  font-size: 0.936rem;
  letter-spacing: 0.14em;
  color: var(--text-dim);
  text-transform: uppercase;
  transition: opacity 700ms;
  font-weight: 600;
}
.intro__clock {
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: clamp(3.4rem, 15.5vw, 10.5rem);
  line-height: 1;
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
  color: var(--text);
  text-shadow: 0 0 60px rgba(236, 232, 223, 0.14);
}
.intro__clock.is-cut {
  opacity: 0;
}
.intro__clock.is-after {
  animation: jolt 380ms steps(2, end) 1;
}
@keyframes jolt {
  0% {
    transform: translateX(-6px);
    color: var(--red-hi);
  }
  50% {
    transform: translateX(4px);
  }
  100% {
    transform: none;
  }
}
.intro__bar {
  width: min(24rem, 70vw);
  height: 2px;
  background: transparent;
  overflow: hidden;
  transition: opacity 500ms;
}
.intro__bar i {
  display: block;
  height: 100%;
  width: 0;
  background: var(--red);
}
.intro__bar.is-run i {
  width: 100%;
  transition: width 2100ms linear;
}
.intro__bar.is-gone {
  opacity: 0;
}
.intro__lines {
  display: grid;
  gap: 0.7rem;
  margin-top: 1.4rem;
  min-height: 9rem;
  transition: opacity 600ms;
}
.intro__line {
  font-family: var(--font-text);
  font-size: clamp(1.3rem, 3.6vw, 1.9rem);
  line-height: 1.2;
  color: var(--text);
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 900ms var(--ease), transform 900ms var(--ease);
}
.intro__line + .intro__line {
  color: var(--text-dim);
}
.intro__line.is-in {
  opacity: 1;
  transform: none;
}

.intro__card {
  position: relative;
  z-index: 2;
  display: grid;
  justify-items: center;
  gap: 1.1rem;
  max-width: 44rem;
}
.intro__card[hidden] {
  display: none;
}
.intro__card.is-in > * {
  animation: rise 900ms var(--ease) both;
}
.intro__card.is-in > *:nth-child(2) {
  animation-delay: 80ms;
}
.intro__card.is-in > *:nth-child(3) {
  animation-delay: 160ms;
}
.intro__card.is-in > *:nth-child(4) {
  animation-delay: 280ms;
}
.intro__card.is-in > *:nth-child(5) {
  animation-delay: 400ms;
}
.intro__card.is-in > *:nth-child(n + 6) {
  animation-delay: 500ms;
}
@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
.intro__series {
  font-family: var(--font-title);
  font-size: clamp(1.34rem, 3.2vw, 1.83rem);
  
  text-indent: 0.5em;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}
.intro__case {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.3em;
  text-indent: 0.3em;
  color: var(--red-hi);
}
.intro__case::before,
.intro__case::after {
  content: '';
  display: inline-block;
  width: 2.2rem;
  height: 1px;
  margin: 0 0.9rem;
  vertical-align: middle;
  background: var(--line-strong);
}
.intro__title {
  font-family: var(--font-title);
  
  font-size: clamp(3.66rem, 10.5vw, 8.54rem);
  line-height: 0.95;
  
  
  margin: 0.3rem 0 0.2rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}
.intro__tagline {
  max-width: 34rem;
  font-style: italic;
  color: var(--text-dim);
  font-size: clamp(1.05rem, 2.4vw, 1.25rem);
  text-wrap: balance;
}
.intro__cta {
  margin-top: 1rem;
  width: 100%;
  display: grid;
  justify-items: center;
}
.intro__facts {
  font-family: var(--font-label);
  font-size: 0.864rem;
  letter-spacing: 0.087em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-top: 0.4rem;
  font-weight: 600;
}

/* ============================================================ 2 · briefing */
.briefing {
  display: grid;
  gap: clamp(2rem, 5vw, 4rem);
  grid-template-columns: 1fr;
  align-items: start;
}
.briefing__story {
  display: grid;
  gap: 1.3rem;
  align-content: start;
}
.briefing__story .display {
  margin-bottom: 0.4rem;
}
.cover {
  position: relative;
  padding: 2.4rem 1.6rem 1.4rem;
  background: var(--bg-raised);
  border: 1px solid var(--line-strong);
}
.cover__tab {
  position: absolute;
  top: -1px;
  left: 1.2rem;
  transform: translateY(-100%);
  padding: 0.4rem 0.9rem;
  background: var(--bg-raised);
  border: 1px solid var(--line-strong);
  border-bottom: 0;
  font-family: var(--font-label);
  font-size: 0.84rem;
  letter-spacing: 0.124em;
  text-transform: uppercase;
  color: var(--text-dim);
  font-weight: 600;
}
.cover__fields {
  display: grid;
}
.cover__field {
  display: grid;
  gap: 0.25rem;
  padding: 0.95rem 0;
  border-bottom: 1px solid var(--line);
}
.cover__field:last-child {
  border-bottom: 0;
}
.cover__field dt {
  font-family: var(--font-label);
  font-size: 0.84rem;
  letter-spacing: 0.124em;
  text-transform: uppercase;
  color: var(--text-dim);
  font-weight: 600;
}
.cover__field dd {
  font-size: 1.15rem;
  line-height: 1.35;
}
.cover__field dd.is-alert {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-family: var(--font-label);
  font-size: 1.14rem;
  letter-spacing: 0.062em;
  text-transform: uppercase;
  color: var(--red-hi);
  font-weight: 600;
}
@media (min-width: 900px) {
  .briefing {
    grid-template-columns: 1.15fr 0.85fr;
  }
}

.how {
  display: grid;
  gap: 1px;
  margin: clamp(2.4rem, 6vw, 4rem) 0 2.2rem;
  background: var(--line);
  border: 1px solid var(--line);
}
.how__step {
  display: grid;
  gap: 0.3rem;
  padding: 1.2rem 1.3rem;
  background: var(--bg);
}
.how__no {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  color: var(--red-hi);
}
.how__step strong {
  font-family: var(--font-title);
  
  font-size: 1.95rem;
  line-height: 1;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}
.how__step span:last-child {
  color: var(--text-dim);
  font-size: 1rem;
}
@media (min-width: 760px) {
  .how {
    grid-template-columns: repeat(3, 1fr);
  }
}

.briefing__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.8rem;
}
.players {
  border: 0;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.7rem;
  min-width: 0;
}
.players__note {
  max-width: 30rem;
  font-size: 0.98rem;
  color: var(--text-dim);
}

/* ============================================================ 3 · archive */
.archive__head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.5rem 3rem;
  margin-bottom: 2.4rem;
}
.archive__head .display {
  margin: 0.5rem 0 0.8rem;
}
.archive__head .prose {
  max-width: 34rem;
}

.files {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.4rem;
}
.file {
  display: grid;
  gap: 0.75rem;
  padding: 1rem 1rem 1.2rem;
  text-align: left;
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-radius: 2px;
  color: var(--text);
  cursor: pointer;
  transition: transform var(--t-med) var(--ease), border-color var(--t-fast), background var(--t-fast);
}
.file:hover {
  transform: translateY(-4px);
  border-color: var(--text-dim);
  background: #141416;
}
.file__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.file__no {
  font-family: var(--font-label);
  font-size: 0.864rem;
  letter-spacing: 0.124em;
  text-transform: uppercase;
  color: var(--text-dim);
  font-weight: 600;
}
.file__title {
  font-family: var(--font-title);
  font-size: 2.26rem;
  line-height: 1.05;
  margin-top: 0.2rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}
.file__meta {
  font-size: 0.98rem;
  color: var(--text-dim);
}
.file.is-read .peek {
  opacity: 0.82;
}
.archive__tip {
  margin-top: 1.6rem;
  max-width: 40rem;
  padding-left: 1rem;
  border-left: 1px solid var(--line-strong);
  color: var(--text-dim);
}
.archive__gate {
  margin-top: 2.6rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.4rem 2rem;
}
.archive__locked {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-family: var(--font-label);
  font-size: 0.936rem;
  letter-spacing: 0.062em;
  text-transform: uppercase;
  color: var(--text-dim);
  font-weight: 600;
}

@media (max-width: 640px) {
  /* Phones: compact horizontal rows so all five files fit without endless scrolling. */
  .files {
    grid-template-columns: 1fr;
    gap: 0.8rem;
  }
  .file {
    grid-template-columns: 112px 1fr;
    grid-template-areas: 'peek top' 'peek title' 'peek meta';
    align-content: start;
    gap: 0.25rem 1rem;
    padding: 0.8rem;
  }
  .file__top {
    grid-area: top;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.3rem;
  }
  .file .peek {
    grid-area: peek;
    height: 132px;
  }
  .file__title {
    grid-area: title;
    font-size: 1.45rem;
  }
  .file__meta {
    grid-area: meta;
    font-size: 0.9rem;
  }
}

/* ============================================================ 4 · board */
.board__head {
  display: grid;
  gap: 0.8rem;
  max-width: 44rem;
  margin-bottom: 2.4rem;
}
.board__tip {
  padding-left: 1rem;
  border-left: 1px solid var(--line-strong);
  color: var(--text-dim);
}
.board__grid {
  display: grid;
  gap: 2rem;
  align-items: start;
}
.board__threads {
  display: grid;
  gap: 1.6rem;
}
@media (max-width: 979px) {
  /* On phones the Clock Bench is a collapsed bar at the top, not something buried under three threads. */
  .board__aside {
    order: -1;
  }
}
@media (min-width: 980px) {
  .board__grid {
    grid-template-columns: minmax(0, 1fr) 360px;
  }
  .board__aside {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }
  .board__aside .tool__summary {
    cursor: default;
    pointer-events: none;
  }
  .board__aside .tool__summary .icon {
    display: none;
  }
}
.thread {
  display: grid;
  gap: 1.4rem;
  padding: clamp(1.1rem, 3vw, 1.8rem);
  background: var(--bg-raised);
  border: 1px solid var(--line);
}
.thread__head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  align-items: start;
}
.thread__no {
  font-family: var(--font-title);
  font-size: 3.9rem;
  line-height: 0.8;
  color: var(--text-faint);
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}
.thread__q {
  font-family: var(--font-text);
  font-weight: 600;
  font-size: clamp(1.25rem, 2.6vw, 1.6rem);
  line-height: 1.22;
  margin-top: 0.3rem;
  text-wrap: balance;
}
.thread__compare {
  display: grid;
  gap: 1.2rem;
}
@media (min-width: 720px) {
  .thread__compare {
    grid-template-columns: 1fr 1fr;
    gap: 1.4rem;
  }
}
.theory,
.compare {
  display: grid;
  gap: 0.6rem;
  align-content: start;
}
.theory__count {
  justify-self: end;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--text-faint);
}
.compare__empty {
  padding: 1rem;
  border: 1px dashed var(--line-strong);
  color: var(--text-dim);
  font-size: 0.98rem;
}
.compare__list {
  display: grid;
  gap: 0.7rem;
}
.compare__file {
  padding: 0.85rem 1rem;
  background: var(--bg);
  border: 1px solid var(--line);
}
.compare__file-head {
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
  margin-bottom: 0.5rem;
}
.compare__no {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--red-hi);
}
.compare__name {
  flex: 1;
  font-family: var(--font-title);
  font-size: 1.4rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}
.compare__lines {
  display: grid;
  gap: 0.25rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  line-height: 1.45;
  color: var(--text-dim);
}
.compare__lines li {
  padding-left: 0.9rem;
  position: relative;
}
.compare__lines li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 5px;
  height: 1px;
  background: var(--text-faint);
}
.board__foot {
  margin-top: 2.6rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
}

/* ============================================================ 5 · questions */
.qflow {
  display: grid;
  gap: 1.6rem;
  max-width: 46rem;
  margin: 0 auto;
}
.qflow__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.qdots {
  display: flex;
  gap: 0.4rem;
}
.qdot {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  background: none;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  cursor: pointer;
}
.qdot.is-done {
  border-color: var(--text-dim);
  color: var(--text);
}
.qdot.is-current {
  background: var(--text);
  border-color: var(--text);
  color: var(--bg);
}
.qprompt {
  font-family: var(--font-text);
  font-weight: 600;
  font-size: clamp(1.75rem, 4.6vw, 2.7rem);
  line-height: 1.16;
  letter-spacing: 0;
  text-wrap: balance;
}
.table-talk {
  display: grid;
  gap: 0.25rem;
  padding: 0.9rem 1.1rem;
  background: var(--bg-raised);
  border-left: 2px solid var(--text-dim);
  color: var(--text);
  font-style: italic;
}
.table-talk span {
  font-family: var(--font-label);
  font-style: normal;
  font-size: 0.84rem;
  letter-spacing: 0.124em;
  text-transform: uppercase;
  color: var(--text-dim);
  font-weight: 600;
}
.yourtheory {
  display: grid;
  gap: 0.3rem;
  padding-left: 1rem;
  border-left: 1px solid var(--line-strong);
  color: var(--text-dim);
  font-style: italic;
  font-size: 1rem;
}
.yourtheory .eyebrow {
  font-style: normal;
}

.options {
  display: grid;
  gap: 0.7rem;
  border: 0;
  padding: 0;
  margin: 0.4rem 0 0;
  min-width: 0;
}
.option {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  align-items: start;
  padding: 1.05rem 1.2rem;
  background: var(--bg-raised);
  border: 1px solid var(--line);
  cursor: pointer;
  transition: border-color var(--t-fast), background var(--t-fast);
}
.option:hover {
  border-color: var(--text-dim);
}
.option input {
  position: absolute;
  opacity: 0;
  inset: 0;
  cursor: pointer;
}
.option__mark {
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  margin-top: 2px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  color: transparent;
}
.option__text {
  font-size: 1.1rem;
  line-height: 1.45;
}
.option:has(input:checked) {
  border-color: var(--text);
  background: #151517;
}
.option:has(input:checked) .option__mark {
  background: var(--text);
  border-color: var(--text);
  color: var(--bg);
}
.option:has(input:focus-visible) {
  outline: 2px solid var(--text);
  outline-offset: 3px;
}

.extra {
  display: grid;
  gap: 0.7rem;
  justify-items: start;
  padding: 1.3rem 0 0;
  border-top: 1px solid var(--line);
}
.extra__label {
  font-size: 1.1rem;
  color: var(--text);
}
.extra__help {
  max-width: 36rem;
  font-size: 0.95rem;
  color: var(--text-dim);
}
.extra .tool {
  width: 100%;
}
.time {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 1.6rem;
  color: var(--text-dim);
}
.time__input {
  width: 3.6ch;
  padding: 0.5rem 0;
  text-align: center;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--line-strong);
  border-radius: 0;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 1.6rem;
}
.time__input::placeholder {
  color: var(--text-faint);
}
.time__input:focus {
  outline: none;
  border-bottom-color: var(--text);
}

.qflow__nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1.6rem;
}
@media (max-width: 520px) {
  .qflow__nav {
    flex-direction: column-reverse;
  }
  .qflow__nav .btn {
    width: 100%;
  }
}

.review {
  display: grid;
  gap: 0.9rem;
}
.review__item {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1rem;
  align-items: start;
  padding: 1.1rem 1.2rem;
  background: var(--bg-raised);
  border: 1px solid var(--line);
}
.review__no {
  font-family: var(--font-title);
  font-size: 2.81rem;
  line-height: 0.85;
  color: var(--text-faint);
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}
.review__q {
  font-family: var(--font-label);
  font-size: 0.864rem;
  letter-spacing: 0.074em;
  text-transform: uppercase;
  color: var(--text-dim);
  font-weight: 600;
}
.review__a {
  margin: 0.35rem 0;
  font-size: 1.08rem;
  line-height: 1.4;
}
.review__a.is-missing {
  color: var(--red-hi);
}
.review__meta {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--text-dim);
}

/* ============================================================ 6 · resolution */
.resolution__loading {
  padding: 28vh 0;
  text-align: center;
  font-family: var(--font-label);
  font-size: 0.96rem;
  letter-spacing: 0.124em;
  text-transform: uppercase;
  color: var(--text-dim);
  font-weight: 600;
}
.res__head {
  display: grid;
  gap: 1.4rem;
  margin-bottom: 2.6rem;
}
.scoreboard {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.scoreboard > div {
  display: flex;
  flex-direction: column-reverse;
  justify-content: flex-end;
  gap: 0.3rem;
  padding: 1rem 1.2rem;
  background: var(--bg);
}
.scoreboard dd {
  font-family: var(--font-title);
  font-size: clamp(2.07rem, 4vw, 3.05rem);
  line-height: 1;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}
.scoreboard dt {
  font-family: var(--font-label);
  font-size: 0.84rem;
  letter-spacing: 0.099em;
  text-transform: uppercase;
  color: var(--text-dim);
  font-weight: 600;
}
@media (min-width: 760px) {
  .scoreboard {
    grid-template-columns: repeat(4, 1fr);
  }
}

.calc {
  display: grid;
  gap: 1.4rem;
  margin-bottom: 3rem;
  padding: clamp(1.2rem, 4vw, 2.2rem);
  background: var(--bg-raised);
  border: 1px solid var(--line-strong);
}
.calc__eq {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.2rem 1rem;
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 5.4vw, 3rem);
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}
.calc__op {
  color: var(--text-faint);
}
.calc__a {
  color: var(--text-dim);
}
.calc__result {
  color: var(--text);
}
.calc__result.is-final {
  color: var(--text);
  border-bottom: 2px solid var(--red);
}
.calc__caption {
  max-width: 40rem;
  color: var(--text);
  font-size: 1.15rem;
}

.finding {
  display: grid;
  gap: 1.5rem;
  margin-bottom: 2.4rem;
  padding: clamp(1.1rem, 3.4vw, 2rem);
  border: 1px solid var(--line);
  border-left-width: 3px;
  background: var(--bg-raised);
}
.finding--sound {
  border-left-color: var(--text);
}
.finding--thin {
  border-left-color: var(--text-dim);
}
.finding--wrong {
  border-left-color: var(--red);
}
.finding__head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.4rem 1rem;
  align-items: start;
}
.finding__no {
  font-family: var(--font-title);
  font-size: 3.66rem;
  line-height: 0.8;
  color: var(--text-faint);
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}
.finding__q {
  font-family: var(--font-text);
  font-weight: 600;
  font-size: clamp(1.25rem, 2.6vw, 1.6rem);
  line-height: 1.22;
  margin-top: 0.3rem;
  text-wrap: balance;
}
.verdict {
  grid-column: 1 / -1;
  justify-self: start;
  padding: 0.3rem 0.7rem;
  border: 1px solid currentColor;
  font-family: var(--font-label);
  font-size: 0.864rem;
  letter-spacing: 0.099em;
  text-transform: uppercase;
  font-weight: 600;
}
.verdict--sound {
  color: var(--text);
}
.verdict--thin {
  color: var(--text-dim);
}
.verdict--wrong {
  color: var(--red-hi);
}
.finding__grid {
  display: grid;
  gap: 1.8rem;
}
@media (min-width: 900px) {
  .finding__grid {
    grid-template-columns: 1fr 1fr;
    gap: 2.4rem;
  }
}
.finding__yours,
.finding__truth {
  display: grid;
  gap: 0.8rem;
  align-content: start;
}
.finding__truth {
  padding: 1.2rem 1.3rem;
  background: var(--bg);
  border: 1px solid var(--line);
}
.finding__pick {
  font-size: 1.08rem;
  line-height: 1.45;
}
.finding__pick.is-missing {
  color: var(--red-hi);
}
.finding__theory {
  display: grid;
  gap: 0.25rem;
  padding-left: 0.9rem;
  border-left: 1px solid var(--line-strong);
  color: var(--text-dim);
  font-style: italic;
  font-size: 0.98rem;
}
.finding__theory .eyebrow {
  font-style: normal;
}
.finding__cites {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--text-dim);
}
.finding__answer {
  font-family: var(--font-text);
  font-size: 1.3rem;
  line-height: 1.3;
}
.notes {
  display: grid;
  gap: 0.6rem;
  margin-top: 0.3rem;
}
.note {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.7rem;
  align-items: start;
  font-size: 1rem;
  line-height: 1.45;
  color: var(--text);
}
.note .icon {
  margin-top: 0.3em;
}
.note--good .icon {
  color: var(--text);
}
.note--warn,
.note--info {
  color: var(--text-dim);
}
.note--miss {
  color: var(--text);
}
.note--miss .icon {
  color: var(--red-hi);
}

.open {
  display: grid;
  gap: 1.3rem;
  margin: 4rem 0 2.4rem;
  padding-top: 2.6rem;
  border-top: 1px solid var(--line-strong);
}
.open__list {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.open__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  padding: 1.1rem 1.3rem;
  background: var(--bg);
}
.open__tag {
  align-self: start;
  margin-top: 0.3rem;
  padding: 0.15rem 0.5rem;
  border: 1px dashed var(--red);
  font-family: var(--font-label);
  font-size: 0.792rem;
  letter-spacing: 0.099em;
  text-transform: uppercase;
  color: var(--red-hi);
  font-weight: 600;
}
.open__item h3 {
  font-family: var(--font-title);
  
  font-size: 1.89rem;
  line-height: 1.12;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}
.open__item p {
  margin-top: 0.3rem;
  color: var(--text-dim);
  font-size: 1rem;
}
.open__note {
  max-width: 42rem;
}
.res__foot {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 2rem;
}
@media (max-width: 520px) {
  .res__foot {
    flex-direction: column-reverse;
  }
  .res__foot .btn {
    width: 100%;
  }
}

/* ============================================================ 7 · the final disturbance */
.end {
  min-height: 100dvh;
  display: grid;
  align-content: center;
  justify-items: center;
  gap: clamp(1.6rem, 4vw, 2.6rem);
  padding: 4.5rem var(--gutter);
  text-align: center;
  cursor: pointer;
}
.end > * {
  max-width: 44rem;
}
.end .is-hidden {
  opacity: 0;
  visibility: hidden;
}
.end .is-shown {
  animation: end-in 1300ms var(--ease) both;
}
@keyframes end-in {
  from {
    opacity: 0;
    transform: translateY(12px);
    visibility: visible;
  }
  to {
    opacity: 1;
    transform: none;
  }
}
.end__stamp {
  padding: 0.5rem 1.6rem;
  border: 4px solid var(--red);
  border-radius: 4px;
  color: var(--red-hi);
  font-family: var(--font-label);
  font-weight: 600;
  font-size: clamp(1.6rem, 6.6vw, 3.4rem);
  letter-spacing: 0.112em;
  text-indent: 0.18em;
  text-transform: uppercase;
  transform: rotate(-3deg);
  cursor: default;
}
.end__stamp.is-shown {
  animation: stamp-in 560ms cubic-bezier(0.2, 1.4, 0.4, 1) both;
}
@keyframes stamp-in {
  0% {
    opacity: 0;
    transform: rotate(-3deg) scale(1.9);
    visibility: visible;
  }
  60% {
    opacity: 1;
    transform: rotate(-3deg) scale(0.96);
  }
  100% {
    opacity: 1;
    transform: rotate(-3deg) scale(1);
  }
}
.end__lines {
  display: grid;
  gap: 1.2rem;
}
.end__line {
  font-family: var(--font-text);
  font-size: clamp(1.5rem, 4.2vw, 2.3rem);
  line-height: 1.16;
  text-wrap: balance;
}
.end__line + .end__line {
  color: var(--text);
}
.end__emph {
  text-decoration: underline;
  text-decoration-color: var(--red);
  text-decoration-thickness: 2px;
  text-underline-offset: 0.2em;
}
.exhibit {
  width: min(100%, 38rem);
  padding: 1rem 1.2rem 1.2rem;
  background: var(--bg-sunken);
  border: 1px solid var(--line-strong);
  text-align: left;
}
.exhibit__title {
  margin-bottom: 0.9rem;
  font-family: var(--font-label);
  font-size: 0.84rem;
  letter-spacing: 0.136em;
  text-transform: uppercase;
  color: var(--text-dim);
  font-weight: 600;
}
.exhibit__row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(9rem, 1fr));
  gap: 1rem;
  font-family: var(--font-mono);
  font-size: 0.95rem;
}
.exhibit__row > div {
  display: grid;
  gap: 0.35rem;
}
.exhibit__label {
  font-size: 0.66rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.exhibit__date {
  color: var(--red-hi);
}
.end__end {
  font-family: var(--font-label);
  font-size: 1.08rem;
  letter-spacing: 0.14em;
  text-indent: 0.5em;
  text-transform: uppercase;
  color: var(--text-dim);
  padding-top: 1rem;
  font-weight: 600;
}
.end__final {
  max-width: 30rem;
  font-family: var(--font-text);
  font-style: italic;
  font-size: clamp(1.3rem, 3.4vw, 1.8rem);
  line-height: 1.25;
  text-wrap: balance;
}
.end__cta {
  display: grid;
  justify-items: center;
  gap: 1.6rem;
  width: 100%;
  margin-top: 0.8rem;
  cursor: default;
}
.end__secondary {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0.8rem 1.4rem;
}
.join-placeholder {
  display: grid;
  justify-items: center;
  gap: 0.8rem;
}
.join-placeholder .btn {
  border-style: dashed;
  background: transparent;
  color: var(--text-dim);
  border-color: var(--line-strong);
  opacity: 1;
}
.join-placeholder__note {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0.6rem;
  max-width: 28rem;
  font-size: 0.95rem;
  color: var(--text-dim);
}
.poll {
  display: grid;
  gap: 0.7rem;
  justify-items: center;
  padding-top: 1.2rem;
  border-top: 1px solid var(--line);
  width: min(100%, 26rem);
}
.poll__q {
  font-family: var(--font-label);
  font-size: 0.9rem;
  letter-spacing: 0.099em;
  text-transform: uppercase;
  color: var(--text-dim);
  font-weight: 600;
}
.poll__row {
  display: flex;
  gap: 0.5rem;
}
.poll__thanks {
  color: var(--text-dim);
  font-style: italic;
}

/* ============================================================ type refinements (condensed face) */
.intro__title {
  font-size: clamp(2.7rem, 8.6vw, 6.4rem);
  line-height: 0.98;
}
.intro__series {
  font-size: clamp(1.15rem, 3vw, 1.6rem);
  font-weight: 500;
  letter-spacing: 0.5em;
  text-indent: 0.5em;
}
.intro__case {
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.34em;
}

/* ============================================================ sound: gate + toggles */
.intro__colon {
  display: inline-block;
  width: 0.42em;
  text-align: center;
}
.intro__gate {
  position: relative;
  z-index: 2;
  display: grid;
  justify-items: center;
  gap: 1.3rem;
  animation: rise 900ms var(--ease) both;
}
.intro__gate-line {
  font-family: var(--font-text);
  font-style: italic;
  font-size: clamp(1.15rem, 3vw, 1.45rem);
  color: var(--text-dim);
  margin: 0.8rem 0 0.6rem;
}
.intro__sound,
.end__sound {
  position: absolute;
  top: calc(0.7rem + env(safe-area-inset-top, 0px));
  left: calc(var(--gutter) - 0.6rem);
  z-index: 3;
}
.sound-toggle[aria-pressed='false'] {
  color: var(--text-faint);
}