:root {
  color-scheme: dark;
  --ink: #142947;
  --cream: #fff3d7;
  --paper: #f4d9ac;
  --wine: #9c2428;
  --gold: #d9ab61;
  --shadow: rgba(0, 0, 0, 0.34);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  min-height: 100dvh;
  background:
    radial-gradient(circle at 18% 18%, rgba(217, 171, 97, 0.22), transparent 28rem),
    linear-gradient(145deg, #061321 0%, #17243d 48%, #06131c 100%);
  color: var(--cream);
  font-family: Georgia, "Times New Roman", serif;
}

a {
  color: inherit;
}

button {
  font: inherit;
}

.app-shell {
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: 0;
  overflow: hidden;
}

.phone-stage,
.entry-stage {
  position: relative;
  width: min(100vw, calc(100dvh * 9 / 16));
  aspect-ratio: 9 / 16;
  max-height: 100dvh;
  overflow: hidden;
  background: #000;
  box-shadow: 0 22px 70px rgba(0, 0, 0, 0.42);
}

.entry-stage {
  display: grid;
  align-items: end;
  padding: 2rem 1.35rem;
  isolation: isolate;
  background:
    linear-gradient(rgba(7, 19, 38, 0.18), rgba(7, 19, 38, 0.82)),
    url("canva/act4-bg.png") center / cover,
    #000;
}

.entry-stage::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 58%;
  z-index: -1;
  background: linear-gradient(transparent, rgba(5, 12, 24, 0.92));
}

.entry-logo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  pointer-events: none;
}

.entry-content {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 1rem;
}

.kicker,
.facilitator-note,
.title-block p {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.kicker {
  color: #f3cf8a;
  font-size: 0.84rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.entry-content h1 {
  margin: 0;
  max-width: 9ch;
  color: #fff6df;
  font-size: 3.2rem;
  line-height: 0.92;
  text-transform: uppercase;
  text-shadow: 0 4px 22px rgba(0, 0, 0, 0.45);
}

.route-list {
  display: grid;
  gap: 0.7rem;
  margin-top: 0.25rem;
}

.route-card {
  display: grid;
  gap: 0.15rem;
  padding: 0.9rem 1rem;
  border: 1px solid rgba(255, 243, 215, 0.38);
  border-radius: 8px;
  color: #fff6df;
  text-decoration: none;
  background: rgba(11, 31, 55, 0.78);
  backdrop-filter: blur(8px);
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.28);
}

.route-card span {
  color: #f0c06a;
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 0.76rem;
  font-weight: 800;
  text-transform: uppercase;
}

.route-card strong {
  font-size: 1.25rem;
  line-height: 1.1;
}

.facilitator-note {
  color: rgba(255, 246, 223, 0.82);
  font-size: 0.88rem;
  line-height: 1.45;
}

.activity-stage {
  isolation: isolate;
  --logo-top: 2.135%;
  --logo-left: 3.425%;
  --steps-logo-top: 1.2%;
  --steps-logo-right: 3.4%;
  --steps-logo-width: 15%;
}

.stage-layer,
.loading-scene,
.loading-video,
.activity-scene,
.result-scene,
.result-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.stage-layer,
.loading-video,
.result-image {
  object-fit: contain;
  user-select: none;
  -webkit-user-drag: none;
}

.brand-logo-steps {
  position: absolute;
  z-index: 6;
  top: var(--steps-logo-top);
  right: var(--steps-logo-right);
  width: var(--steps-logo-width);
  height: auto;
  object-fit: contain;
  pointer-events: none;
  user-select: none;
  -webkit-user-drag: none;
}

.loading-scene {
  z-index: 20;
  background: #050914;
  opacity: 1;
  transition: opacity 420ms ease, visibility 420ms ease;
}

.loading-video {
  object-fit: cover;
}

.activity-scene {
  z-index: 1;
  background: #000;
  opacity: 0;
  visibility: hidden;
  transition: opacity 520ms ease;
}

.activity-stage.is-ready .loading-scene {
  opacity: 0;
  visibility: hidden;
}

.activity-stage.is-ready .activity-scene {
  opacity: 1;
  visibility: visible;
}

.title-block {
  position: absolute;
  z-index: 5;
  left: 7%;
  right: 7%;
  text-align: center;
  text-shadow: 0 3px 16px rgba(0, 0, 0, 0.38);
  pointer-events: none;
}

.title-block h1 {
  margin: 0 auto 0.15rem;
  color: var(--wine);
  font-weight: 900;
  line-height: 0.96;
  text-transform: uppercase;
  border-bottom: 2px solid rgba(156, 36, 40, 0.9);
}

.title-block p {
  color: #fffaf0;
  font-weight: 800;
  line-height: 1.12;
}

.act4-title {
  top: 12.6%;
}

.act4-title h1 {
  width: max-content;
  max-width: 100%;
  padding: 0 0.5rem 0.2rem;
  font-size: 2.55rem;
  white-space: nowrap;
}

.act4-title p {
  font-size: 1rem;
}

.act6-title {
  top: 14%;
  left: 7%;
  right: 7%;
}

.act6-title h1 {
  padding-bottom: 0.16rem;
  font-size: 1.54rem;
  white-space: nowrap;
}

.act6-title p {
  font-size: 0.95rem;
}

.wheel-foot {
  z-index: 2;
}

.wheel-layer {
  z-index: 3;
  --wheel-axis-x: 48.425926%;
  --wheel-axis-y: 47.8125%;
  backface-visibility: hidden;
  will-change: transform;
  transform: rotate(var(--wheel-rotation, 0deg));
  transform-origin: var(--wheel-axis-x) var(--wheel-axis-y);
  transition: transform 3.25s cubic-bezier(0.14, 0.8, 0.18, 1);
}

.instruction-layer {
  z-index: 4;
  pointer-events: none;
}

.wheel-hotspot {
  position: absolute;
  z-index: 8;
  left: 39%;
  top: 45.4%;
  width: 22%;
  height: 12.4%;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: transparent;
  cursor: pointer;
}

.wheel-hotspot:focus-visible,
.answer-button:focus-visible {
  outline: 3px solid #f6d178;
  outline-offset: 3px;
}

.winner-pulse {
  position: absolute;
  z-index: 4;
  left: 42.2%;
  top: 54.8%;
  width: 15.6%;
  aspect-ratio: 1;
  border: 3px solid rgba(246, 209, 120, 0.95);
  border-radius: 999px;
  opacity: 0;
  pointer-events: none;
  transform: scale(0.68);
  box-shadow: 0 0 0 8px rgba(156, 36, 40, 0.22), 0 0 24px rgba(246, 209, 120, 0.65);
  transition: opacity 220ms ease, transform 320ms ease;
}

.act4-scene.has-winner .winner-pulse {
  opacity: 1;
  transform: scale(1);
}

.wheel-hotspot[disabled] {
  cursor: wait;
}

.result-scene {
  z-index: 12;
  background: #000;
  opacity: 0;
  visibility: hidden;
  transition: opacity 320ms ease, visibility 320ms ease;
}

.activity-stage.show-result .result-scene {
  opacity: 1;
  visibility: visible;
}

.chest-layer {
  z-index: 2;
  transition: opacity 420ms ease, filter 620ms ease, transform 620ms ease;
}

.chest-open {
  opacity: 0;
  filter: drop-shadow(0 0 0 rgba(255, 221, 137, 0));
  transform: translateY(0.4rem) scale(0.985);
}

.challenge-paper,
.success-paper {
  z-index: 4;
  transition: opacity 280ms ease, transform 340ms ease;
}

.success-paper {
  opacity: 0;
  transform: translateY(24px) scale(0.86);
  transform-origin: 50% 55%;
  transition: opacity 540ms ease, transform 700ms cubic-bezier(0.16, 0.9, 0.25, 1);
}

.mcq-panel,
.success-panel {
  position: absolute;
  z-index: 6;
  left: 20.2%;
  top: 31.2%;
  width: 58.8%;
  min-height: 50%;
  color: #090806;
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.mcq-panel {
  display: grid;
  align-content: start;
  gap: 0.42rem;
  margin: 0;
  padding: 1.55rem 1.05rem 0;
  transition: opacity 280ms ease 150ms, transform 340ms ease 150ms;
}

.mcq-panel h2,
.success-panel h2 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 900;
  text-align: center;
  text-transform: uppercase;
}

.mcq-panel h2 {
  color: #8f2b25;
  font-size: 1.05rem;
}

.mcq-panel p {
  margin: 0;
  font-size: 0.78rem;
  line-height: 1.34;
}

.mcq-panel .question {
  margin-top: 0.12rem;
  font-weight: 800;
}

.answer-list {
  display: grid;
  gap: 0.38rem;
  margin-top: 0.12rem;
}

.answer-button {
  min-height: 2.8rem;
  padding: 0.42rem 0.55rem 0.42rem 2.15rem;
  border: 2px solid rgba(6, 6, 6, 0.9);
  border-radius: 8px;
  color: #101569;
  background: rgba(248, 219, 176, 0.45);
  font-size: 0.86rem;
  font-weight: 750;
  line-height: 1.1;
  text-align: left;
  cursor: pointer;
  position: relative;
}

.answer-button::before {
  content: "⚓";
  position: absolute;
  left: 0.52rem;
  top: 50%;
  color: #030303;
  font-size: 1.65rem;
  line-height: 1;
  transform: translateY(-50%);
}

.answer-button:active {
  transform: translateY(1px);
}

.success-panel {
  top: 30.7%;
  z-index: 7;
  min-height: auto;
  padding: 1.85rem 1.2rem 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(24px) scale(0.86);
  transform-origin: 50% 58%;
  transition: opacity 520ms ease, transform 720ms cubic-bezier(0.16, 0.9, 0.25, 1), visibility 520ms ease;
}

.success-panel::before {
  content: "";
  position: absolute;
  z-index: -1;
  left: 10%;
  right: 10%;
  top: 20%;
  height: 46%;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(255, 223, 139, 0.36), rgba(255, 223, 139, 0));
  filter: blur(14px);
  opacity: 0;
  transform: scale(0.65);
  transition: opacity 600ms ease, transform 720ms cubic-bezier(0.16, 0.9, 0.25, 1);
}

.success-panel h2 {
  color: #050505;
  font-size: 2.15rem;
  line-height: 1;
}

.success-panel p {
  margin: 1rem 0 0;
  font-size: 0.9rem;
  line-height: 1.28;
}

.success-panel ul {
  margin: 1rem 0 0;
  padding-left: 1.45rem;
  font-size: 0.92rem;
  line-height: 1.35;
}

.success-note {
  font-size: 0.72rem !important;
}

.act6-scene.is-opening .mcq-panel {
  opacity: 0;
  transform: translateY(0.35rem);
  pointer-events: none;
}

.act6-scene.is-opening .challenge-paper {
  opacity: 0;
  transform: translateY(0.35rem);
  pointer-events: none;
}

.act6-scene.is-open .chest-closed {
  opacity: 0;
  pointer-events: none;
}

.act6-scene.is-open .chest-open {
  opacity: 1;
  filter: drop-shadow(0 0 28px rgba(255, 218, 130, 0.72));
  transform: translateY(0) scale(1);
}

.act6-scene.is-success-revealed .success-paper {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.act6-scene.is-success-revealed .success-panel {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.act6-scene.is-success-revealed .success-panel::before {
  opacity: 1;
  transform: scale(1);
}

@media (min-width: 520px) {
  .entry-content h1 {
    font-size: 4rem;
  }

  .act4-title h1 {
    font-size: 3.55rem;
  }

  .act4-title p {
    font-size: 1.28rem;
  }

  .act6-title h1 {
    font-size: 2.65rem;
  }

  .act6-title p {
    font-size: 1.25rem;
  }

  .mcq-panel {
    gap: 0.72rem;
    padding: 2.65rem 1.65rem 0;
  }

  .mcq-panel h2 {
    font-size: 1.65rem;
  }

  .mcq-panel p {
    font-size: 1.07rem;
  }

  .answer-button {
    min-height: 3.7rem;
    padding-left: 3rem;
    font-size: 1.18rem;
  }

  .answer-button::before {
    left: 0.75rem;
    font-size: 2.2rem;
  }

  .success-panel {
    padding: 3.2rem 1.75rem 0;
  }

  .success-panel h2 {
    font-size: 3.8rem;
  }

  .success-panel p,
  .success-panel ul {
    font-size: 1.45rem;
  }

  .success-note {
    font-size: 1.08rem !important;
  }
}

@media (max-height: 680px) {
  .entry-stage {
    padding-bottom: 1.25rem;
  }

  .route-card {
    padding: 0.7rem 0.85rem;
  }

  .facilitator-note {
    font-size: 0.8rem;
  }
}