:root {
  /* typography token mirror: Grotesk* */
  --ink: #090814;
  --pearl: #F6F1FF;
  --chrome: #B8B7FF;
  --pink: #FF64B4;
  --cyan: #42F5E8;
  --lemon: #FFE66D;
  --rain: #233B8B;
  --mint: #A7FFD8;
  --round: "Zen Maru Gothic", "Arial Rounded MT Bold", "Trebuchet MS", system-ui, sans-serif;
  --space: "Space Grotesk", "Trebuchet MS", system-ui, sans-serif;
  --pixel: "DotGothic16", "Courier New", monospace;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  color: var(--pearl);
  background:
    radial-gradient(circle at 80% 10%, rgba(255,100,180,.18), transparent 26rem),
    radial-gradient(circle at 18% 38%, rgba(66,245,232,.14), transparent 22rem),
    linear-gradient(180deg, #090814 0%, #11113b 34%, #090814 100%);
  font-family: var(--space);
}

body.ticket-open .chrome-ticket { transform: translate(-50%, -50%) rotate(-5deg) scale(1.03); }
body.ticket-open .stamp { opacity: 1; transform: rotate(-12deg) scale(1); }

.grain, .scan-veil {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 50;
}

.grain {
  opacity: .16;
  background-image:
    radial-gradient(circle, rgba(246,241,255,.6) 1px, transparent 1.5px),
    radial-gradient(circle, rgba(66,245,232,.45) 1px, transparent 1.5px);
  background-size: 19px 23px, 31px 29px;
  mix-blend-mode: screen;
}

.scan-veil {
  opacity: .13;
  background: repeating-linear-gradient(0deg, transparent 0 6px, rgba(246,241,255,.25) 7px, transparent 8px);
}

.quest { position: relative; }

.scene {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
  isolation: isolate;
  padding: clamp(2rem, 5vw, 5rem);
  background-image:
    linear-gradient(rgba(246,241,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(246,241,255,.035) 1px, transparent 1px);
  background-size: 54px 54px;
}

.scene::before {
  content: attr(data-chapter);
  position: absolute;
  top: 2rem;
  left: 2rem;
  font-family: var(--pixel);
  color: var(--cyan);
  text-shadow: 0 0 14px var(--cyan);
  letter-spacing: .25em;
}

.stair-spine {
  position: fixed;
  left: 50%;
  top: -12vh;
  width: 20rem;
  height: 124vh;
  transform: translateX(-50%) rotate(12deg);
  z-index: 4;
  pointer-events: none;
  opacity: .52;
  filter: drop-shadow(0 0 22px rgba(66,245,232,.28));
}

.stair-spine i {
  display: block;
  height: 2rem;
  margin: 2rem 0;
  border-radius: 999px;
  background: linear-gradient(90deg, transparent, var(--chrome), var(--cyan), transparent);
  transform: translateX(calc(var(--shift, 0) * 1rem));
}
.stair-spine i:nth-child(odd) { --shift: -3; }
.stair-spine i:nth-child(even) { --shift: 4; }

.line-charm {
  position: fixed;
  right: 1.25rem;
  top: 50%;
  transform: translateY(-50%);
  display: grid;
  gap: .72rem;
  z-index: 60;
}

.line-charm .rail {
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(var(--pink), var(--cyan), var(--lemon));
  box-shadow: 0 0 18px var(--cyan);
}

.bead {
  position: relative;
  width: 2.4rem;
  height: 2.4rem;
  border: 1px solid rgba(246,241,255,.5);
  border-radius: 999px;
  color: var(--ink);
  background: radial-gradient(circle at 35% 25%, var(--pearl), var(--chrome) 48%, var(--rain));
  box-shadow: inset -5px -6px 10px rgba(9,8,20,.35), 0 0 12px rgba(184,183,255,.35);
  cursor: pointer;
}

.bead.active {
  background: radial-gradient(circle at 30% 20%, var(--pearl), var(--cyan) 45%, var(--pink));
  box-shadow: 0 0 24px var(--cyan), inset -5px -6px 10px rgba(9,8,20,.35);
}
.bead span { font: .65rem var(--pixel); }

h1, h2 { font-family: var(--round); margin: 0; line-height: .92; letter-spacing: -.04em; }
h1 { font-size: clamp(4rem, 12vw, 11rem); text-shadow: .08em .08em 0 rgba(255,100,180,.42), 0 0 32px rgba(66,245,232,.4); }
h2 { font-size: clamp(2.8rem, 7vw, 7rem); }
p { font-size: clamp(1rem, 1.4vw, 1.25rem); line-height: 1.55; }

.serial, .station-label, .pixel-note, .coin-slot, .elevator-readout, .stamp, .destination-board, small {
  font-family: var(--pixel);
  letter-spacing: .12em;
  text-transform: uppercase;
}

.gate-scene { display: grid; place-items: center; }
.tunnel-mouth {
  position: absolute;
  width: 76vmin;
  height: 76vmin;
  border-radius: 50%;
  background: radial-gradient(circle, #010106 0 34%, var(--rain) 35%, transparent 66%);
  filter: blur(.2px);
}
.station-stripes {
  position: absolute;
  inset: auto -10% 8% -10%;
  height: 8rem;
  transform: rotate(-8deg);
  background: repeating-linear-gradient(90deg, var(--lemon) 0 46px, var(--ink) 46px 72px, var(--pink) 72px 92px);
  opacity: .75;
}
.gate-bank { position: absolute; inset: auto 12% 18% 12%; height: 18rem; }
.gate-post {
  position: absolute;
  bottom: 0;
  width: 18rem;
  height: 16rem;
  border-radius: 2rem 2rem .5rem .5rem;
  background: linear-gradient(120deg, #fff, var(--chrome) 22%, var(--rain) 58%, var(--pearl));
  box-shadow: inset 0 0 25px rgba(246,241,255,.6), 0 18px 50px rgba(0,0,0,.5);
}
.gate-post.left { left: 0; transform: perspective(500px) rotateY(18deg); }
.gate-post.right { right: 0; transform: perspective(500px) rotateY(-18deg); }
.reader-panel {
  position: absolute;
  right: 17%;
  bottom: 5.5rem;
  padding: 1rem;
  color: var(--cyan);
  border: 1px solid var(--cyan);
  background: rgba(9,8,20,.72);
  box-shadow: 0 0 24px rgba(66,245,232,.5);
}

.chrome-ticket {
  position: absolute;
  left: 50%;
  top: 47%;
  width: min(86vw, 58rem);
  min-height: 24rem;
  padding: clamp(1.4rem, 4vw, 3.2rem);
  transform: translate(-50%, -50%) rotate(-9deg) translateY(2rem);
  border-radius: 2rem;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 18%, var(--mint), transparent 14rem),
    linear-gradient(135deg, var(--pearl), var(--chrome) 27%, #fff 42%, var(--cyan) 54%, var(--pink) 70%, var(--pearl));
  clip-path: polygon(0 9%, 5% 9%, 5% 0, 95% 0, 95% 9%, 100% 9%, 100% 91%, 95% 91%, 95% 100%, 5% 100%, 5% 91%, 0 91%);
  box-shadow: 0 40px 90px rgba(0,0,0,.48), inset 0 0 0 2px rgba(255,255,255,.75);
  transition: transform 900ms cubic-bezier(.2,1.3,.2,1);
  z-index: 8;
}
.chrome-ticket p { width: min(34rem, 90%); color: rgba(9,8,20,.78); font-weight: 700; }
.stamp {
  position: absolute;
  right: 3rem;
  bottom: 2.4rem;
  padding: .8rem 1.1rem;
  border: 3px double var(--cyan);
  color: var(--cyan);
  background: rgba(9,8,20,.88);
  opacity: 0;
  transform: rotate(-18deg) scale(.3);
  transition: 700ms 700ms;
}
.pixel-note { position: absolute; left: 8%; top: 18%; padding: .7rem 1rem; color: var(--lemon); background: rgba(9,8,20,.75); border: 1px dashed var(--lemon); }
.tilt-left { transform: rotate(-12deg); }

.stair-scene { background-color: #111133; }
.tile-wall {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(246,241,255,.22) 2px, transparent 2px), linear-gradient(90deg, rgba(246,241,255,.22) 2px, transparent 2px);
  background-size: 88px 88px;
  mask-image: linear-gradient(110deg, black 0 58%, transparent 82%);
}
.handrail {
  position: absolute;
  left: 12%; top: 8%; width: 16rem; height: 110%;
  transform: rotate(28deg);
  border-left: 18px solid var(--chrome);
  border-right: 5px solid var(--cyan);
  filter: drop-shadow(0 0 16px var(--cyan));
}
.sticker { border: 1px solid rgba(246,241,255,.75); box-shadow: 0 28px 70px rgba(0,0,0,.4), inset 0 0 0 1px rgba(255,255,255,.45); }
.sign-panel {
  position: relative;
  z-index: 6;
  max-width: 50rem;
  margin: 14vh 0 0 12vw;
  padding: 2rem;
  color: var(--ink);
  background: linear-gradient(135deg, var(--pearl), var(--mint) 48%, var(--chrome));
  border-radius: 2rem .6rem 2.6rem 1rem;
  transform: rotate(-4deg);
}
.station-label { color: var(--pink); }
.sticker-sheet {
  position: absolute; right: 10%; top: 22%; width: 18rem; height: 24rem; z-index: 6;
  border-radius: 2rem;
  background: rgba(246,241,255,.13);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(246,241,255,.4);
}
.sticker-sheet span { position: absolute; display: grid; place-items: center; color: var(--ink); background: var(--pearl); box-shadow: 0 0 24px rgba(255,255,255,.34); }
.star { right: 2rem; top: 2rem; width: 4rem; height: 4rem; clip-path: polygon(50% 0,61% 35%,98% 35%,68% 57%,79% 91%,50% 70%,21% 91%,32% 57%,2% 35%,39% 35%); }
.heart { left: 2rem; top: 7rem; width: 5rem; height: 4rem; border-radius: 45%; font-size: 3rem; color: var(--pink)!important; transform: rotate(12deg); }
.fox { right: 3rem; bottom: 5rem; width: 5rem; height: 5rem; border-radius: 42% 58% 45% 55%; font-size: 2rem; }
.arrow { left: 3rem; bottom: 3rem; padding: .8rem; color: var(--cyan)!important; background: var(--ink)!important; }
.elevator-readout { position: absolute; left: 16%; bottom: 14%; color: var(--cyan); text-shadow: 0 0 20px var(--cyan); }

.capsule-scene { background: radial-gradient(circle at 70% 40%, rgba(255,100,180,.24), transparent 26rem), #0d0b24; }
.vending-shadow { position: absolute; right: -7rem; top: 8%; width: 30rem; height: 72vh; border-radius: 3rem; background: linear-gradient(90deg, var(--rain), var(--pink)); opacity: .5; }
.capsule-window {
  position: relative; z-index: 5; margin: 12vh auto; width: min(68vw, 36rem); aspect-ratio: 1;
  display: grid; place-content: center; text-align: center; padding: 4rem;
  color: var(--ink); border-radius: 50%;
  background: radial-gradient(circle at 32% 25%, #fff, var(--mint) 18%, var(--cyan) 35%, var(--chrome) 55%, rgba(255,100,180,.9));
  box-shadow: inset -28px -32px 45px rgba(9,8,20,.28), inset 20px 20px 36px rgba(255,255,255,.75), 0 0 80px rgba(66,245,232,.28);
  transition: transform .5s ease;
}
.capsule-window h2 { font-size: clamp(2.2rem, 5vw, 5rem); }
.capsule-window p { font-weight: 800; }
.capsule-orbit { position: absolute; inset: 10% 6%; pointer-events: none; }
.capsule { position: absolute; width: 7rem; height: 7rem; border: 0; border-radius: 50%; background: radial-gradient(circle at 30% 22%, #fff, var(--pearl) 18%, var(--pink) 48%, var(--rain)); box-shadow: inset -12px -16px 20px rgba(9,8,20,.35), 0 0 28px rgba(255,100,180,.4); pointer-events: auto; cursor: pointer; }
.capsule:nth-child(1) { left: 10%; top: 12%; }
.capsule:nth-child(2) { right: 14%; top: 18%; background: radial-gradient(circle at 30% 22%, #fff, var(--pearl) 18%, var(--cyan) 48%, var(--rain)); }
.capsule:nth-child(3) { left: 18%; bottom: 8%; background: radial-gradient(circle at 30% 22%, #fff, var(--lemon) 24%, var(--mint) 55%, var(--rain)); }
.capsule.active { outline: 3px solid var(--lemon); }
.coin-slot { position: absolute; right: 13%; bottom: 15%; padding: .9rem 1.2rem; background: var(--ink); color: var(--lemon); border: 1px solid var(--lemon); }

.karaoke-scene { background: linear-gradient(135deg, #090814, #1c1244 45%, #090814); }
.mirror-tunnel { position: absolute; inset: 5% 0; background: repeating-radial-gradient(ellipse at center, transparent 0 4rem, rgba(184,183,255,.14) 4.1rem 4.5rem); transform: perspective(500px) rotateX(54deg); }
.flip-phone { position: relative; z-index: 7; margin: 8vh 0 0 48vw; width: min(38rem, 84vw); transform: rotate(8deg); }
.phone-top, .phone-screen, .phone-keys { border: 2px solid rgba(246,241,255,.55); background: linear-gradient(135deg, var(--pearl), var(--chrome) 46%, var(--rain)); box-shadow: 0 35px 80px rgba(0,0,0,.45), inset 0 0 22px rgba(255,255,255,.55); }
.phone-top { height: 9rem; border-radius: 4rem 4rem .8rem .8rem; }
.phone-top span { display: block; margin: 3rem auto; width: 10rem; height: .8rem; border-radius: 1rem; background: var(--ink); }
.phone-screen { position: relative; min-height: 22rem; margin-top: .5rem; padding: 2rem; border-radius: .8rem; color: var(--cyan); background: radial-gradient(circle at 60% 20%, rgba(255,100,180,.36), transparent 12rem), #080718; overflow: hidden; }
.phone-screen h2 { color: var(--pearl); font-size: clamp(2.2rem, 5vw, 4.9rem); }
.screen-lines { position: absolute; inset: 0; background: repeating-linear-gradient(0deg, transparent 0 8px, rgba(66,245,232,.18) 9px, transparent 10px); animation: scan 3s linear infinite; }
.phone-screen > *:not(.screen-lines) { position: relative; }
.phone-keys { display: grid; grid-template-columns: repeat(3, 1fr); gap: .7rem; padding: 1rem; border-radius: .8rem  .8rem 4rem 4rem; }
.phone-keys i { height: 2.6rem; border-radius: 999px; background: linear-gradient(90deg, var(--pink), var(--pearl), var(--cyan)); }
.lyric-stickers span { position: absolute; padding: .8rem 1rem; color: var(--ink); background: var(--lemon); border-radius: 1rem; transform: rotate(var(--r)); }
.lyric-stickers span:nth-child(1) { --r: -11deg; left: 10%; top: 25%; }
.lyric-stickers span:nth-child(2) { --r: 9deg; left: 18%; bottom: 18%; background: var(--pink); }
.lyric-stickers span:nth-child(3) { --r: -4deg; right: 11%; top: 13%; background: var(--mint); }

.platform-scene { background: linear-gradient(180deg, #11133d, #090814); }
.rain-glass { position: absolute; inset: 0; background: repeating-linear-gradient(100deg, transparent 0 34px, rgba(66,245,232,.16) 35px, transparent 37px); animation: rain 1.8s linear infinite; }
.puddle { position: absolute; left: 20%; bottom: 7%; width: 64vw; height: 16rem; border-radius: 50%; background: radial-gradient(ellipse at center, rgba(246,241,255,.5), rgba(66,245,232,.26) 38%, rgba(35,59,139,.58) 70%, transparent); filter: blur(.4px); transform: scaleX(1.2); }
.shrine-panel { position: relative; z-index: 5; margin: 18vh 0 0 8vw; width: min(48rem, 84vw); padding: 2rem; color: var(--ink); background: linear-gradient(135deg, var(--pearl), var(--lemon) 32%, var(--chrome)); border-radius: 1rem 4rem 1.2rem 2rem; transform: rotate(3deg); }
.platform-edge { position: absolute; left: 0; right: 0; bottom: 0; height: 8rem; display: flex; background: var(--ink); }
.platform-edge span { flex: 1; background: repeating-linear-gradient(90deg, var(--lemon) 0 2rem, var(--ink) 2rem 4rem); opacity: .85; }
.lamp-row { position: absolute; right: 16%; top: 18%; display: flex; gap: 4rem; }
.lamp-row i { width: 2.2rem; height: 2.2rem; border-radius: 50%; background: var(--lemon); box-shadow: 0 0 24px var(--lemon); animation: blink 2.4s infinite; }
.lamp-row i:nth-child(2) { animation-delay: .4s; }
.lamp-row i:nth-child(3) { animation-delay: .8s; }

.portal-scene { display: grid; place-items: center; background: radial-gradient(circle at center, rgba(66,245,232,.2), transparent 30rem), #090814; }
.train-portal { position: absolute; width: min(75vmin, 42rem); height: min(75vmin, 42rem); border-radius: 50%; display: grid; place-items: center; }
.ring { position: absolute; inset: var(--in); border-radius: 50%; border: 3px solid var(--cyan); box-shadow: 0 0 30px var(--cyan), inset 0 0 30px rgba(255,100,180,.35); animation: portal 5s linear infinite; }
.r1 { --in: 0; }
.r2 { --in: 4rem; border-color: var(--pink); animation-direction: reverse; }
.r3 { --in: 8rem; border-color: var(--lemon); }
.last-ticket { position: relative; z-index: 5; width: min(52rem, 88vw); padding: 2rem; color: var(--ink); background: linear-gradient(135deg, var(--pearl), var(--chrome), var(--mint)); border-radius: 3rem 1rem 3rem 1rem; transform: rotate(-2deg); }
.last-ticket button { margin-top: 1rem; padding: .9rem 1.3rem; border: 0; border-radius: 999px; font: 800 1rem var(--space); color: var(--ink); background: var(--pink); box-shadow: 0 0 20px rgba(255,100,180,.55); cursor: pointer; }
.destination-board { position: absolute; left: 6%; bottom: 10%; display: grid; gap: .6rem; color: var(--cyan); text-shadow: 0 0 18px var(--cyan); }

.chika-charm { position: absolute; z-index: 10; width: 3.5rem; height: 3.5rem; border-radius: 50%; background: radial-gradient(circle at 30% 20%, #fff, var(--mint) 28%, var(--cyan) 56%, var(--pink)); box-shadow: inset -8px -10px 14px rgba(9,8,20,.33), 0 0 26px var(--cyan); animation: charm 3.3s ease-in-out infinite; }
.gate-charm { right: 18%; top: 18%; }
.bead-string { right: 22%; bottom: 12%; background: transparent; box-shadow: none; display: flex; gap: .3rem; width: auto; }
.bead-string i { width: 2rem; height: 2rem; border-radius: 50%; background: radial-gradient(circle at 30% 20%, #fff, var(--chrome), var(--pink)); }
.capsule-prize { left: 50%; bottom: 10%; background: radial-gradient(circle at 30% 20%, #fff, var(--lemon), var(--pink)); }
.phone-sparkle { left: 38%; top: 22%; display: grid; place-items: center; color: var(--lemon); background: transparent; box-shadow: none; font-size: 5rem; }
.puddle-moon { right: 28%; bottom: 16%; background: radial-gradient(circle, var(--pearl), var(--lemon)); }
.final-charm { right: 18%; top: 20%; }

.is-visible .sticker, .is-visible .flip-phone, .is-visible .capsule-window { animation: stickerIn .9s cubic-bezier(.2,1.2,.2,1) both; }

@keyframes scan { to { transform: translateY(24px); } }
@keyframes rain { to { transform: translateY(70px); } }
@keyframes blink { 0%, 42%, 100% { opacity: 1; } 45%, 60% { opacity: .2; } }
@keyframes portal { to { transform: rotate(360deg) scale(1.05); } }
@keyframes charm { 0%,100% { transform: translateY(0) rotate(-6deg); } 50% { transform: translateY(1.1rem) rotate(8deg); } }
@keyframes stickerIn { from { opacity: 0; transform: translateY(3rem) rotate(-10deg) scale(.92); } }

@media (max-width: 760px) {
  .line-charm { right: .35rem; transform: translateY(-50%) scale(.78); }
  .scene { padding: 4rem 1rem; }
  .chrome-ticket { width: 92vw; }
  .gate-post { width: 10rem; }
  .sticker-sheet { right: -4rem; opacity: .7; }
  .flip-phone { margin-left: 4vw; }
  .capsule-window { width: 86vw; padding: 2rem; }
}