.px-panel {
  position: relative;
  overflow: hidden;
  margin: clamp(28px, 5vw, 48px) 0;
  padding: clamp(18px, 3vw, 26px);
  border: 1px solid color-mix(in srgb, var(--page-accent, #34d399) 34%, transparent);
  border-radius: 22px;
  background:
    radial-gradient(circle at 18% 12%, color-mix(in srgb, var(--page-accent, #34d399) 13%, transparent), transparent 34%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.074), rgba(255, 255, 255, 0.032)),
    rgba(4, 7, 8, 0.72);
  box-shadow:
    0 30px 80px rgba(0, 0, 0, 0.38),
    inset 0 1px 0 rgba(255, 255, 255, 0.07);
  backdrop-filter: blur(18px);
}

.px-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.18;
  background:
    linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, color-mix(in srgb, var(--page-accent, #34d399) 16%, transparent) 1px, transparent 1px);
  background-size: 100% 10px, 22px 100%;
  mask-image: linear-gradient(180deg, transparent, #000 18%, #000 82%, transparent);
}

.px-top,
.px-controls,
.px-hint,
.px-canvas-wrap {
  position: relative;
}

.px-top {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.px-kicker {
  font-family: var(--page-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--page-accent, #34d399) 78%, white);
}

.px-state {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 6px 12px;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.045);
  color: rgba(244, 247, 251, 0.82);
  font-family: var(--page-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
}

.px-state.ok {
  border-color: rgba(52, 211, 153, 0.36);
  background: rgba(52, 211, 153, 0.08);
  color: #9ff3ce;
}

.px-state.hot {
  border-color: rgba(251, 113, 133, 0.44);
  background: rgba(251, 113, 133, 0.09);
  color: #fecdd3;
}

.px-canvas-wrap {
  overflow: hidden;
  border: 1px solid rgba(244, 247, 251, 0.12);
  border-radius: 16px;
  background:
    radial-gradient(circle at 50% 0%, rgba(52, 211, 153, 0.10), transparent 38%),
    rgba(0, 0, 0, 0.24);
}

.px-canvas-wrap canvas {
  display: block;
  width: 100%;
  height: clamp(180px, 28vw, 240px);
}

.px-controls {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 16px;
}

.px-switch,
.px-control {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  color: rgba(244, 247, 251, 0.82);
  font-family: var(--page-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
}

.px-control {
  flex-wrap: wrap;
}

.px-switch input[type="checkbox"] {
  width: 44px;
  height: 24px;
  accent-color: #34d399;
  cursor: pointer;
}

.px-control input[type="range"] {
  width: min(220px, 58vw);
  accent-color: #34d399;
}

.px-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 16px;
  border: 1px solid color-mix(in srgb, var(--page-accent, #34d399) 34%, transparent);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  color: rgba(244, 247, 251, 0.88);
  font-family: var(--page-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  transition: transform 0.16s ease, border-color 0.16s ease, background 0.16s ease;
}

.px-btn:hover,
.px-btn:focus-visible {
  border-color: color-mix(in srgb, var(--page-accent, #34d399) 68%, white);
  background: color-mix(in srgb, var(--page-accent, #34d399) 13%, transparent);
}

.px-btn:active {
  transform: scale(0.97);
}

.px-btn.primary {
  background: color-mix(in srgb, var(--page-accent, #34d399) 18%, rgba(0, 0, 0, 0.32));
}

.px-hint {
  margin: 14px 0 0;
  max-width: 980px;
  color: rgba(244, 247, 251, 0.66);
  font-size: 13px;
  line-height: 1.65;
}

.px-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.px-cell,
.px-memory-card,
.px-event {
  border: 1px solid rgba(244, 247, 251, 0.11);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.036);
  padding: 14px;
}

.px-cell strong,
.px-memory-card strong,
.px-event strong {
  display: block;
  margin-bottom: 7px;
  color: color-mix(in srgb, var(--page-accent, #34d399) 78%, white);
  font-family: var(--page-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.px-cell p,
.px-memory-card p,
.px-event p {
  margin: 0;
  color: rgba(244, 247, 251, 0.68);
  font-size: 13px;
  line-height: 1.55;
}

.px-memory-card {
  cursor: pointer;
  transition: transform 0.16s ease, border-color 0.16s ease, background 0.16s ease;
}

.px-memory-card:hover,
.px-memory-card:focus-visible,
.px-memory-card.is-open,
.px-event.is-open {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--page-accent, #34d399) 50%, transparent);
  background: color-mix(in srgb, var(--page-accent, #34d399) 8%, rgba(255, 255, 255, 0.036));
}

.px-memory-source {
  display: block;
  margin-top: 10px;
  color: rgba(244, 247, 251, 0.86);
  font-size: 13px;
  line-height: 1.55;
}

.px-meter {
  position: relative;
  overflow: hidden;
  height: 10px;
  margin-top: 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
}

.px-meter span {
  display: block;
  height: 100%;
  width: var(--meter, 20%);
  border-radius: inherit;
  background: linear-gradient(90deg, var(--page-accent, #34d399), rgba(244, 247, 251, 0.88));
  box-shadow: 0 0 24px color-mix(in srgb, var(--page-accent, #34d399) 38%, transparent);
  transition: width 0.22s ease;
}

.px-switch input:focus-visible,
.px-control input:focus-visible,
.px-btn:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--page-accent, #34d399) 80%, white);
  outline-offset: 3px;
}

@media (max-width: 720px) {
  .px-panel {
    border-radius: 18px;
  }

  .px-controls {
    align-items: stretch;
  }

  .px-switch,
  .px-control,
  .px-btn {
    width: 100%;
  }

  .px-grid {
    grid-template-columns: 1fr;
  }

  .px-control input[type="range"] {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .px-btn {
    transition: none;
  }

  .px-btn:active {
    transform: none;
  }
}


/* V3 research explainer blocks */
.px-eli5,
.px-voices {
  margin: 24px 0;
}

.px-eli5,
.px-fact,
.px-quote {
  border: 1px solid var(--page-line, rgba(244, 247, 251, 0.12));
  border-radius: 16px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.066), rgba(255, 255, 255, 0.038)),
    var(--page-panel, rgba(255, 255, 255, 0.052));
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.18);
}

.px-eli5 {
  border-left: 3px solid color-mix(in srgb, var(--page-accent, #34d399) 82%, white);
  padding: 18px clamp(16px, 3vw, 22px);
}

.px-eli5-label,
.px-fact-label,
.px-quote-author {
  display: inline-block;
  font-family: var(--page-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.px-eli5-label,
.px-fact-label {
  color: color-mix(in srgb, var(--page-accent, #34d399) 86%, white);
  margin-bottom: 8px;
}

.px-eli5 h2 {
  margin: 0 0 10px;
  color: var(--page-ink);
  font-size: clamp(20px, 2.6vw, 26px);
}

.px-eli5 p,
.px-fact p,
.px-quote p {
  margin: 0 0 10px;
  color: var(--page-muted);
  line-height: 1.65;
}

.px-eli5 p:last-child,
.px-fact p:last-child,
.px-quote p:last-child {
  margin-bottom: 0;
}

.px-eli5 b,
.px-fact b,
.px-quote b {
  color: var(--page-ink);
}

.px-voices {
  display: grid;
  gap: 16px;
}

.px-fact {
  border-left: 3px solid color-mix(in srgb, var(--page-accent, #34d399) 72%, white);
  padding: 16px 18px;
}

.px-quotes {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

.px-quote {
  position: relative;
  padding: 18px 18px 16px;
}

.px-quote::before {
  content: "“";
  position: absolute;
  top: -8px;
  left: 13px;
  color: color-mix(in srgb, var(--page-accent, #34d399) 44%, transparent);
  font-family: Georgia, serif;
  font-size: 42px;
  line-height: 1;
}

.px-quote p {
  position: relative;
  font-style: italic;
}

.px-quote-author {
  margin-top: 10px;
  color: var(--page-soft);
}

@media (max-width: 720px) {
  .px-eli5,
  .px-fact,
  .px-quote {
    border-radius: 14px;
  }

  .px-quotes {
    grid-template-columns: 1fr;
  }
}


.px-meter-fill {
  width: 50%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, rgba(196, 162, 90, 0.72), rgba(16, 185, 129, 0.78));
  box-shadow: 0 0 18px rgba(196, 162, 90, 0.24);
  transition: width 220ms ease, background 220ms ease;
}

.px-btn-lg {
  min-height: 44px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid rgba(196, 162, 90, 0.44);
  background: rgba(196, 162, 90, 0.14);
  color: var(--page-text);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.sv-lab-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(220px, 0.75fr);
  gap: 18px;
  align-items: stretch;
}

.sv-plane {
  position: relative;
  min-height: clamp(260px, 34vw, 360px);
  border: 1px solid rgba(244, 247, 251, 0.12);
  border-radius: 20px;
  background:
    radial-gradient(ellipse at 50% 54%, rgba(196, 162, 90, 0.18), transparent 46%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
  overflow: hidden;
}

.sv-plane::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 16%;
  width: 18%;
  height: 68%;
  border: 1px solid rgba(244, 247, 251, 0.22);
  border-radius: 46% 46% 54% 54%;
  background: linear-gradient(180deg, rgba(244, 247, 251, 0.13), rgba(196, 162, 90, 0.08));
  transform: translateX(-50%);
}

.sv-plane::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 43%;
  width: 76%;
  height: 26%;
  border: 1px solid rgba(244, 247, 251, 0.18);
  border-radius: 999px 999px 42px 42px;
  background: linear-gradient(90deg, transparent, rgba(244, 247, 251, 0.10), transparent);
  transform: translateX(-50%);
}

.sv-zone {
  position: absolute;
  z-index: 3;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border: 1px solid rgba(244, 247, 251, 0.16);
  border-radius: 999px;
  background: rgba(4, 7, 8, 0.42);
  color: rgba(244, 247, 251, 0.78);
  font-family: var(--page-mono);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  transition: border-color 160ms ease, background 160ms ease, color 160ms ease, box-shadow 160ms ease;
}

.sv-zone:hover,
.sv-zone:focus-visible,
.sv-zone.is-selected {
  border-color: color-mix(in srgb, var(--page-accent, #fbbf24) 68%, white);
  background: rgba(196, 162, 90, 0.12);
  color: #fff8dc;
  outline: none;
}

.sv-zone.is-wrong {
  border-color: rgba(251, 113, 133, 0.72);
  box-shadow: 0 0 24px rgba(251, 113, 133, 0.16);
}

.sv-zone.is-right {
  border-color: rgba(52, 211, 153, 0.72);
  box-shadow: 0 0 24px rgba(52, 211, 153, 0.18);
}

.sv-zone-left { left: 10%; top: 45%; width: 26%; }
.sv-zone-center { left: 42%; top: 42%; width: 16%; }
.sv-zone-tail { right: 13%; top: 29%; width: 18%; }
.sv-zone-cockpit { left: 42%; top: 22%; width: 16%; }

.sv-hole,
.sv-missing {
  position: absolute;
  z-index: 4;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  pointer-events: none;
}

.sv-hole {
  background: #fca5a5;
  box-shadow: 0 0 12px rgba(252, 165, 165, 0.55);
}

.sv-missing {
  opacity: 0;
  background: #34d399;
  box-shadow: 0 0 18px rgba(52, 211, 153, 0.58);
}

.survivorship-lab.show-missing .sv-missing { opacity: 1; }
.h1 { left: 20%; top: 47%; }
.h2 { left: 28%; top: 56%; }
.h3 { left: 72%; top: 35%; }
.h4 { left: 78%; top: 30%; }
.h5 { left: 18%; top: 52%; }
.m1 { left: 49%; top: 30%; }
.m2 { left: 49%; top: 48%; }

.sv-legend {
  padding: 16px;
  border: 1px solid rgba(244, 247, 251, 0.10);
  border-radius: 18px;
  background: rgba(0, 0, 0, 0.22);
}

.sv-legend strong {
  display: block;
  margin-bottom: 7px;
  color: color-mix(in srgb, var(--page-accent, #fbbf24) 72%, white);
  font-family: var(--page-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.sv-legend p {
  margin: 0 0 16px;
  color: rgba(244, 247, 251, 0.68);
  font-size: 13px;
  line-height: 1.58;
}

.mh-doors {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin: 8px 0 16px;
}

.mh-door {
  position: relative;
  min-height: clamp(132px, 20vw, 190px);
  border: 1px solid rgba(244, 247, 251, 0.15);
  border-radius: 18px 18px 10px 10px;
  background:
    linear-gradient(180deg, rgba(196, 162, 90, 0.22), rgba(196, 162, 90, 0.06)),
    rgba(0, 0, 0, 0.28);
  color: rgba(244, 247, 251, 0.84);
  cursor: pointer;
  overflow: hidden;
  transition: border-color 160ms ease, transform 160ms ease, box-shadow 160ms ease;
}

.mh-door:hover,
.mh-door:focus-visible,
.mh-door.is-picked {
  border-color: color-mix(in srgb, var(--page-accent, #fbbf24) 70%, white);
  outline: none;
}

.mh-door.is-open {
  opacity: 0.62;
  transform: translateY(4px);
}

.mh-door.is-prize {
  border-color: rgba(52, 211, 153, 0.74);
  box-shadow: 0 0 28px rgba(52, 211, 153, 0.16);
}

.mh-door.is-goat {
  border-color: rgba(148, 163, 184, 0.28);
}

.mh-door span {
  position: absolute;
  top: 12px;
  left: 14px;
  font-family: var(--page-mono);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.mh-door b {
  display: block;
  font-size: clamp(38px, 8vw, 72px);
  line-height: 1;
}

.mh-door.is-open b,
.mh-door.is-prize b,
.mh-door.is-goat b {
  font-size: clamp(24px, 4vw, 40px);
}

.mh-door[disabled],
.px-btn[disabled],
.px-btn-lg[disabled] {
  cursor: not-allowed;
  opacity: 0.52;
}

.mandela-stage,
.synch-session,
.theseus-compare {
  display: grid;
  gap: 16px;
}

.lab-field {
  display: grid;
  gap: 8px;
  color: rgba(244, 247, 251, 0.78);
  font-size: 13px;
  line-height: 1.5;
}

.lab-field span,
.mandela-source span,
.synch-seed {
  color: color-mix(in srgb, var(--page-accent, #fbbf24) 74%, white);
  font-family: var(--page-mono);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.lab-field input[type="text"] {
  min-height: 46px;
  border: 1px solid rgba(244, 247, 251, 0.14);
  border-radius: 14px;
  background: rgba(0, 0, 0, 0.30);
  color: #fff8dc;
  font: 600 15px/1.3 var(--page-font);
  padding: 0 14px;
}

.lab-field input[type="text"]:focus-visible,
.synch-event:focus-visible {
  border-color: color-mix(in srgb, var(--page-accent, #fbbf24) 70%, white);
  outline: none;
  box-shadow: 0 0 0 3px rgba(196, 162, 90, 0.16);
}

.lab-field input[type="range"] {
  accent-color: var(--page-accent, #fbbf24);
}

.mandela-token-grid,
.theseus-system {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.mandela-token,
.theseus-module,
.synch-event,
.mandela-result,
.synch-result,
.theseus-compare {
  border: 1px solid rgba(244, 247, 251, 0.11);
  border-radius: 16px;
  background: rgba(0, 0, 0, 0.28);
}

.mandela-token,
.theseus-module {
  min-height: 98px;
  padding: 14px;
}

.mandela-token span,
.theseus-module span,
.synch-event span,
.lab-score-grid span {
  display: block;
  color: rgba(244, 247, 251, 0.48);
  font-family: var(--page-mono);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.mandela-token b {
  display: block;
  margin: 10px 0 8px;
  color: rgba(244, 247, 251, 0.78);
  font-size: 13px;
  text-transform: uppercase;
}

.mandela-token strong,
.theseus-module strong {
  color: #fff8dc;
  font-size: 17px;
}

.mandela-token.is-hidden strong,
.mandela-token.is-hidden b {
  color: rgba(244, 247, 251, 0.30);
}

.mandela-recall {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(180px, 0.8fr);
  gap: 14px;
}

.mandela-result,
.synch-result,
.theseus-compare {
  padding: 16px;
  color: rgba(244, 247, 251, 0.72);
}

.lab-score-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 12px;
}

.lab-score-grid article {
  min-height: 82px;
  padding: 12px;
  border: 1px solid rgba(244, 247, 251, 0.10);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.03);
}

.lab-score-grid b {
  display: block;
  margin-top: 8px;
  color: color-mix(in srgb, var(--page-accent, #fbbf24) 72%, white);
  font-size: clamp(18px, 2vw, 24px);
  line-height: 1.15;
}

.mandela-source {
  display: grid;
  gap: 6px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid rgba(244, 247, 251, 0.10);
}

.mandela-source strong {
  color: #fff8dc;
  font-family: var(--page-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.synch-seed {
  display: inline-flex;
  width: fit-content;
  padding: 8px 11px;
  border: 1px solid rgba(196, 162, 90, 0.22);
  border-radius: 999px;
  background: rgba(196, 162, 90, 0.06);
}

.synch-stream {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.synch-event {
  min-height: 104px;
  padding: 13px;
  color: rgba(244, 247, 251, 0.76);
  text-align: left;
  cursor: pointer;
  transition: border-color 160ms ease, background 160ms ease, transform 160ms ease;
}

.synch-event:hover,
.synch-event.is-marked {
  border-color: color-mix(in srgb, var(--page-accent, #fbbf24) 68%, white);
  background: rgba(196, 162, 90, 0.10);
}

.synch-event.is-marked {
  transform: translateY(-2px);
}

.synch-event strong {
  display: block;
  margin: 8px 0 5px;
  color: #fff8dc;
  font-size: 17px;
}

.synch-event small {
  color: rgba(244, 247, 251, 0.58);
  font-size: 12px;
  line-height: 1.4;
}

.theseus-module {
  position: relative;
  overflow: hidden;
}

.theseus-module::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 3px;
  background: rgba(244, 247, 251, 0.10);
}

.theseus-module.is-replaced {
  border-color: rgba(52, 211, 153, 0.46);
  background: rgba(52, 211, 153, 0.07);
}

.theseus-module.is-replaced::after {
  background: linear-gradient(90deg, rgba(52, 211, 153, 0), rgba(52, 211, 153, 0.88));
}

.theseus-module small {
  display: block;
  margin-top: 8px;
  color: rgba(244, 247, 251, 0.58);
  font-size: 13px;
  line-height: 1.42;
}

@media (max-width: 720px) {
  .sv-lab-grid {
    grid-template-columns: 1fr;
  }

  .mh-doors {
    gap: 8px;
  }

  .mh-door {
    min-height: 112px;
  }

  .mandela-token-grid,
  .synch-stream,
  .theseus-system,
  .lab-score-grid {
    grid-template-columns: 1fr;
  }

  .mandela-recall {
    grid-template-columns: 1fr;
  }
}