:root {
  --pink: #ff3ec8;
  --pink-soft: #ff7adf;
  --cyan: #4de8ff;
  --magenta: #d24bff;
  --lime: #e8ff4a;
  --ink: #14001f;
  --card: rgba(255, 255, 255, 0.96);
  --glass: rgba(18, 0, 36, 0.55);
  --font: "Noto Sans TC", "Microsoft JhengHei", sans-serif;
}

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

html, body {
  min-height: 100%;
  font-family: var(--font);
  color: #fff;
  background: #070012;
  overflow: hidden;
}

button { font-family: inherit; cursor: pointer; }

.sky {
  position: fixed;
  inset: 0;
  background:
    url("../assets/bg.png") center / cover no-repeat;
  z-index: 0;
  pointer-events: none;
}

.vignette {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    radial-gradient(ellipse 70% 62% at 50% 42%, rgba(8, 0, 20, 0.28) 0%, rgba(8, 0, 20, 0.08) 55%, transparent 78%);
}

.stars {
  position: fixed;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background-image:
    radial-gradient(2px 2px at 12% 18%, #fff 50%, transparent 51%),
    radial-gradient(2px 2px at 78% 12%, #fff 50%, transparent 51%),
    radial-gradient(1.5px 1.5px at 64% 28%, #fff 50%, transparent 51%),
    radial-gradient(1.5px 1.5px at 28% 36%, #fff 50%, transparent 51%);
  animation: twinkle 3.6s ease-in-out infinite;
}

@keyframes twinkle {
  0%, 100% { opacity: 0.45; }
  50% { opacity: 1; }
}

.topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 28px;
  pointer-events: none;
}

.brand,
.dock button,
.nav-arrow,
.cta,
.arcade-btn,
.carousel-btn,
.carousel-card,
.item-card,
.music-btn {
  pointer-events: auto;
}

.brand {
  background: transparent;
  border: 0;
  color: #fff;
  font-weight: 900;
  letter-spacing: 0.18em;
  font-size: 0.95rem;
  text-shadow: 0 0 12px var(--pink);
}

.page-indicator {
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  color: rgba(255, 255, 255, 0.78);
}

.nav-arrow {
  position: fixed;
  top: 48%;
  z-index: 20;
  width: 52px;
  height: 52px;
  border: 0;
  border-radius: 50%;
  color: #fff;
  background: rgba(20, 0, 40, 0.45);
  backdrop-filter: blur(8px);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.18), 0 0 18px rgba(255, 62, 200, 0.25);
}

.nav-arrow:hover { box-shadow: 0 0 0 1px #fff, 0 0 22px var(--pink); }
.nav-arrow.prev { left: 18px; }
.nav-arrow.next { right: 18px; }
.nav-arrow:disabled { opacity: 0.28; cursor: default; box-shadow: none; }

.music-btn {
  position: fixed;
  left: 18px;
  bottom: 22px;
  z-index: 25;
  width: 52px;
  height: 52px;
  border: 0;
  border-radius: 50%;
  color: #fff;
  background: rgba(20, 0, 40, 0.55);
  backdrop-filter: blur(8px);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.18), 0 0 18px rgba(255, 62, 200, 0.3);
}

.music-btn:hover { box-shadow: 0 0 0 1px #fff, 0 0 22px var(--pink); }
.music-btn.off { opacity: 0.5; }
.music-btn.waiting { animation: neonPulse 1.4s ease-in-out infinite; }

.music-credit {
  position: fixed;
  left: 76px;
  bottom: 30px;
  z-index: 25;
  font-size: 0.68rem;
  letter-spacing: 0.04em;
  color: rgba(255, 255, 255, 0.55);
  pointer-events: none;
}

#stage {
  position: relative;
  z-index: 5;
  height: 100vh;
  width: min(1200px, 92vw);
  margin: 0 auto;
}

.page {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 28px;
  padding: 96px 12px 110px;
  overflow: auto;
  opacity: 0;
  transform: translateY(18px) scale(0.985);
  pointer-events: none;
  transition: opacity 0.45s ease, transform 0.45s ease;
}

.page[hidden] {
  display: none !important;
}

.page.active {
  opacity: 1;
  transform: none;
  pointer-events: auto;
}

.neon-title {
  font-size: clamp(2.4rem, 6vw, 4.6rem);
  font-weight: 900;
  letter-spacing: 0.18em;
  text-align: center;
  color: #fff;
  text-shadow:
    0 0 8px #fff,
    0 0 16px var(--pink-soft),
    0 0 32px var(--pink),
    0 0 64px #c40088;
  animation: neonPulse 2.8s ease-in-out infinite;
}

.hero-title { font-size: clamp(3.2rem, 8vw, 6.2rem); }
.start-title { font-size: clamp(3.4rem, 9vw, 6.8rem); }

@keyframes neonPulse {
  0%, 100% {
    text-shadow: 0 0 8px #fff, 0 0 16px var(--pink-soft), 0 0 32px var(--pink), 0 0 64px #c40088;
  }
  50% {
    text-shadow: 0 0 12px #fff, 0 0 28px #ff9aec, 0 0 54px var(--pink), 0 0 90px #ff00aa;
  }
}

.hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 22px;
}

.hero-sub {
  letter-spacing: 0.22em;
  color: rgba(255, 255, 255, 0.86);
  font-weight: 700;
}

.hex-chip {
  min-width: 220px;
  padding: 0.72rem 2.6rem;
  background: #fff;
  font-weight: 900;
  font-size: clamp(1.15rem, 2.4vw, 1.7rem);
  letter-spacing: 0.18em;
  text-align: center;
  clip-path: polygon(16px 0, calc(100% - 16px) 0, 100% 50%, calc(100% - 16px) 100%, 16px 100%, 0 50%);
  box-shadow: 0 0 24px rgba(255, 255, 255, 0.45);
}

.hex-chip.cyan {
  color: #12d0ff;
  text-shadow: 0 0 10px #12d0ff, 0 0 18px #12d0ff;
}

.hex-chip.mag {
  color: #c43bff;
  text-shadow: 0 0 8px rgba(196, 59, 255, 0.45);
}

.cta {
  border: 0;
  background: linear-gradient(180deg, #ff79e6, var(--pink));
  color: #fff;
  font-weight: 900;
  letter-spacing: 0.16em;
  padding: 0.85rem 2rem;
  border-radius: 999px;
  box-shadow: 0 8px 0 #9b0078, 0 12px 24px rgba(255, 62, 200, 0.35);
  transition: transform 0.12s ease;
}

.cta:hover { transform: translateY(-2px); }
.cta:active { transform: translateY(6px); box-shadow: 0 2px 0 #9b0078; }

.cta.ghost {
  background: transparent;
  box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.7), 0 0 18px rgba(255, 62, 200, 0.35);
}

.split {
  display: flex;
  gap: 14px;
  width: min(920px, 100%);
  align-items: center;
  justify-content: center;
}

.story-list {
  list-style: none;
  display: grid;
  gap: 12px;
  flex: 0 1 auto;
  max-width: 22rem;
  font-size: clamp(1.05rem, 2.2vw, 1.4rem);
  font-weight: 700;
  line-height: 1.55;
  text-shadow: 0 2px 0 #3b0058, 0 0 12px rgba(255, 255, 255, 0.35);
}

.story-list .emphasis {
  color: #ffe9ff;
  margin-top: 4px;
  letter-spacing: 0.08em;
}

.diagram-card {
  background: #fff;
  border-radius: 18px;
  padding: 10px 12px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.28);
  overflow: hidden;
  flex: 1 1 380px;
  max-width: 460px;
}

.diagram-img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 360px;
  object-fit: contain;
}

.rules-list {
  list-style: none;
  display: grid;
  gap: 12px;
  font-size: clamp(1.05rem, 2.2vw, 1.45rem);
  font-weight: 700;
  text-align: left;
  width: min(720px, 100%);
}

.rules-list li {
  padding-left: 0.2em;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.45);
}

.foul {
  color: var(--lime);
  font-weight: 900;
  text-shadow: 0 0 10px var(--lime);
}

.lead {
  letter-spacing: 0.12em;
  color: rgba(255, 255, 255, 0.86);
  font-weight: 700;
}

.items-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  width: min(860px, 100%);
}

.item-card {
  background: #fff;
  color: #6c10a8;
  border: 0;
  border-radius: 6px;
  overflow: hidden;
  text-align: center;
  clip-path: polygon(18px 0, calc(100% - 18px) 0, 100% 18px, 100% calc(100% - 18px), calc(100% - 18px) 100%, 18px 100%, 0 calc(100% - 18px), 0 18px);
  box-shadow: 0 0 0 3px #fff, 0 12px 30px rgba(0, 0, 0, 0.28);
  transition: transform 0.2s ease;
}

.item-card:hover { transform: translateY(-6px); }
.item-card.wide { grid-column: 1 / -1; max-width: 420px; justify-self: center; width: 100%; }
.item-card img { width: 100%; height: 150px; object-fit: cover; display: block; }
.item-card h3 { padding: 10px 12px 4px; font-size: 1.15rem; letter-spacing: 0.08em; }
.item-card p { padding: 0 14px 14px; color: #4a2a62; font-size: 0.92rem; font-weight: 700; }

#page-draw {
  gap: 10px;
  padding-top: 78px;
  overflow: visible;
}

#page-draw .neon-title {
  font-size: clamp(2rem, 4.6vw, 3.2rem);
}

#page-draw .lead {
  margin-bottom: 2px;
}

.draw-stage {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  width: 100%;
}

.carousel {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr) 48px;
  align-items: center;
  width: min(1080px, 100%);
}

.carousel-btn {
  width: 46px;
  height: 46px;
  border: 0;
  border-radius: 50%;
  color: #fff;
  background: rgba(20, 0, 40, 0.5);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.22), 0 0 16px rgba(255, 62, 200, 0.28);
  z-index: 6;
}

.carousel-btn:hover {
  box-shadow: 0 0 0 1px #fff, 0 0 20px var(--pink);
}

.carousel-stage {
  position: relative;
  height: 390px;
  perspective: 1500px;
  transform-style: preserve-3d;
}

.carousel-card {
  position: absolute;
  left: 50%;
  top: 0;
  width: min(380px, 46vw);
  height: 390px;
  padding: 0;
  border: 3px solid rgba(255, 255, 255, 0.28);
  border-radius: 20px;
  overflow: hidden;
  color: #fff;
  background: #14001f;
  transform-origin: center center;
  transition: transform 0.7s cubic-bezier(0.22, 0.8, 0.28, 1), opacity 0.5s ease, filter 0.5s ease, box-shadow 0.5s ease;
}

.carousel-card img {
  width: 100%;
  height: calc(100% - 56px);
  object-fit: cover;
  display: block;
}

.carousel-card span {
  display: grid;
  place-items: center;
  height: 56px;
  font-weight: 900;
  letter-spacing: 0.1em;
  font-size: 1.05rem;
  background: linear-gradient(180deg, rgba(255, 62, 200, 0.18), rgba(20, 0, 40, 0.9));
}

.carousel-card[data-pos="0"] {
  transform: translateX(-50%) translateZ(60px) scale(1.08);
  z-index: 5;
  opacity: 1;
  border-color: #fff;
  box-shadow: 0 0 0 3px #fff, 0 18px 40px rgba(255, 62, 200, 0.35);
}

.carousel-card[data-pos="-1"] {
  transform: translateX(calc(-50% - min(30vw, 300px))) rotateY(46deg) scale(0.78);
  z-index: 3;
  opacity: 0.78;
  filter: brightness(0.72);
}

.carousel-card[data-pos="1"] {
  transform: translateX(calc(-50% + min(30vw, 300px))) rotateY(-46deg) scale(0.78);
  z-index: 3;
  opacity: 0.78;
  filter: brightness(0.72);
}

.carousel-stage.spinning .carousel-card {
  transition-duration: 0.14s;
}

.carousel-card.lit[data-pos="0"] {
  box-shadow: 0 0 0 4px #fff, 0 0 48px var(--pink), 0 0 80px var(--cyan);
}

.arcade-btn {
  position: relative;
  width: 96px;
  height: 96px;
  border: 0;
  background: transparent;
}

.arcade-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: conic-gradient(from 0deg, var(--cyan), var(--pink), #ffe66a, var(--cyan));
  animation: spin 2.8s linear infinite;
  filter: blur(0.2px);
}

.arcade-core {
  position: absolute;
  inset: 9px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: radial-gradient(circle at 35% 30%, #ff9aec, #ff2bb8 46%, #b00070);
  color: #fff;
  font-size: 1.7rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  box-shadow: inset 0 -10px 0 rgba(0, 0, 0, 0.18), 0 10px 0 #7a004e;
}

.arcade-btn:active .arcade-core { transform: translateY(6px); box-shadow: inset 0 -4px 0 rgba(0, 0, 0, 0.18), 0 4px 0 #7a004e; }
.arcade-btn:disabled { opacity: 0.6; cursor: wait; }

@keyframes spin { to { transform: rotate(360deg); } }

.arcade-caption,
.history {
  font-weight: 700;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.82);
}

.victory-row {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
  justify-content: center;
}

.dock {
  position: fixed;
  left: 50%;
  bottom: 22px;
  transform: translateX(-50%);
  z-index: 20;
  display: flex;
  gap: 8px;
  padding: 8px;
  border-radius: 999px;
  background: rgba(12, 0, 28, 0.55);
  backdrop-filter: blur(10px);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.16);
}

.dock button {
  border: 0;
  background: transparent;
  color: rgba(255, 255, 255, 0.72);
  font-weight: 900;
  letter-spacing: 0.08em;
  padding: 0.55rem 0.85rem;
  border-radius: 999px;
}

.dock button.active,
.dock button:hover {
  color: #fff;
  background: linear-gradient(180deg, #ff79e6, var(--pink));
}

.modal[hidden] {
  display: none !important;
  pointer-events: none;
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: grid;
  place-items: center;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(6, 0, 14, 0.72);
}

.modal-panel {
  position: relative;
  width: min(820px, 94vw);
  background: rgba(20, 0, 40, 0.88);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 22px;
  padding: 24px 24px 28px;
  display: grid;
  justify-items: center;
  gap: 14px;
  box-shadow: 0 0 40px rgba(255, 62, 200, 0.28);
}

.result-kicker {
  letter-spacing: 0.28em;
  color: var(--cyan);
  font-weight: 900;
}

#result-art {
  width: min(640px, 100%);
  height: min(42vh, 360px);
  object-fit: cover;
  border-radius: 14px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

.result-desc {
  font-size: 1.15rem;
  font-weight: 800;
  text-align: center;
}

.modal-actions { display: flex; gap: 12px; flex-wrap: wrap; justify-content: center; }

.yt-spin {
  position: fixed;
  left: -240px;
  top: 0;
  width: 200px;
  height: 200px;
  overflow: hidden;
  opacity: 0.02;
  pointer-events: none;
}

@media (max-width: 860px) {
  .split { flex-direction: column; gap: 12px; }
  .story-list { max-width: 100%; }
  .nav-arrow { display: none; }
  .item-card img { height: 120px; }
  .carousel { grid-template-columns: 36px minmax(0, 1fr) 36px; }
  .carousel-stage { height: 300px; }
  .carousel-card { width: min(250px, 58vw); height: 300px; }
  .carousel-card[data-pos="-1"] { transform: translateX(calc(-50% - 42vw)) rotateY(38deg) scale(0.72); }
  .carousel-card[data-pos="1"] { transform: translateX(calc(-50% + 42vw)) rotateY(-38deg) scale(0.72); }
  .dock { width: calc(100% - 20px); overflow-x: auto; justify-content: flex-start; }
  .music-btn { bottom: 88px; }
  .music-credit { bottom: 96px; left: 76px; }
  .page { padding-bottom: 128px; }
}