:root {
  --game-w: 360;
  --game-h: 640;
  --stage-scale: 1;
  --ui-brown: #8b4a16;
  --ui-cream: #fff3c5;
}

* {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html,
body {
  width: 100%;
  min-height: 100%;
  margin: 0;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: none;
  touch-action: pan-y;
  user-select: none;
  background: #80cfdf;
  font-family: "Arial", "Microsoft JhengHei", "PingFang TC", sans-serif;
}

body {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
}

.seo-intro {
  width: min(92vw, 760px);
  margin: 28px auto 40px;
  padding: 24px 22px 28px;
  color: #5d371f;
  background: rgba(255, 248, 220, 0.9);
  border: 2px solid rgba(139, 74, 22, 0.28);
  border-radius: 14px;
  box-shadow: 0 14px 36px rgba(14, 70, 92, 0.18);
  line-height: 1.75;
  white-space: normal;
  user-select: text;
  touch-action: pan-y;
}

.seo-intro h1,
.seo-intro h2,
.seo-intro p,
.seo-intro dl {
  margin: 0;
}

.seo-intro h1 {
  font-size: clamp(1.55rem, 4vw, 2.15rem);
  line-height: 1.2;
  color: #7a3f13;
}

.seo-intro h2 {
  margin-top: 10px;
  font-size: clamp(1.05rem, 2.7vw, 1.35rem);
  line-height: 1.45;
  color: #8b4a16;
}

.seo-intro p {
  margin-top: 14px;
  font-size: 1rem;
}

.seo-faq {
  margin-top: 24px;
}

.seo-faq dl {
  display: grid;
  gap: 14px;
  margin-top: 14px;
}

.faq-item {
  padding-top: 14px;
  border-top: 1px solid rgba(139, 74, 22, 0.25);
}

.faq-item dt {
  font-weight: 700;
  color: #743a20;
}

.faq-item dd {
  margin: 6px 0 0;
  color: #644026;
}

button,
input {
  font: inherit;
}

#gameWrap {
  width: 100%;
  height: 100dvh;
  min-height: 100dvh;
  flex: 0 0 100dvh;
  display: grid;
  place-items: center;
  touch-action: none;
}

#viewport {
  position: relative;
  width: min(100vw, calc(100vh * 9 / 16), 540px);
  height: min(100vh, calc(100vw * 16 / 9), 960px);
  max-height: 100%;
  overflow: hidden;
  background: #86d4e6;
  box-shadow: 0 18px 42px rgba(14, 70, 92, 0.28);
}

#stage {
  position: absolute;
  left: 0;
  top: 0;
  width: calc(var(--game-w) * 1px);
  height: calc(var(--game-h) * 1px);
  overflow: hidden;
  transform: scale(var(--stage-scale));
  transform-origin: left top;
}

.loading-overlay {
  position: absolute;
  inset: 0;
  z-index: 200;
  display: grid;
  place-items: center;
  background: #8c969a;
  transition: opacity 220ms ease;
}

.loading-overlay.hidden {
  opacity: 0;
  pointer-events: none;
}

.loading-track {
  width: min(210px, 58%);
  height: 14px;
  padding: 3px;
  background: rgba(68, 75, 78, 0.58);
  border: 2px solid rgba(255, 255, 255, 0.75);
}

.loading-fill {
  width: 0%;
  height: 100%;
  background: #fff;
  box-shadow: 0 0 8px rgba(255, 255, 255, 0.72);
  transition: width 120ms linear;
}

.screen {
  position: absolute;
  inset: 0;
  display: none;
  overflow: hidden;
}

.screen.active {
  display: block;
}

img {
  display: block;
  pointer-events: none;
}

.full-layer {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.menu-bg {
  z-index: 0;
}

.splash-center {
  position: absolute;
  z-index: 1;
  left: 50%;
  top: 50%;
  width: 116px;
  opacity: 0;
  transform: translate(-50%, -50%);
  scale: 0.96;
  animation: splashAppear 420ms ease-out 500ms both;
}

.top-ribbon {
  position: absolute;
  z-index: 10;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 26px;
  object-fit: cover;
}

.intro-step {
  opacity: 0;
  animation: appear 520ms ease-out forwards;
}

.menu-ready .intro-step,
.menu-ready .leaderboard-list li {
  opacity: 1;
  animation-play-state: paused;
}

.step-1 {
  animation-delay: 120ms;
}

.step-2 {
  animation-delay: 420ms;
}

.step-3 {
  animation-delay: 700ms;
}

.step-4 {
  animation-delay: 980ms;
}

.step-5 {
  animation-delay: 1240ms;
}

.step-6 {
  animation-delay: 1500ms;
}

@keyframes splashAppear {
  from {
    opacity: 0;
    scale: 0.96;
  }
  to {
    opacity: 0.96;
    scale: 1;
  }
}

@keyframes appear {
  from {
    opacity: 0;
    transform: translateY(12px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.float-soft {
  animation-name: appear, floatSoft;
  animation-duration: 520ms, 3.6s;
  animation-delay: 220ms, 860ms;
  animation-timing-function: ease-out, ease-in-out;
  animation-fill-mode: forwards, both;
  animation-iteration-count: 1, infinite;
}

@keyframes floatSoft {
  0%,
  100% {
    translate: 0 0;
  }
  50% {
    translate: 0 -5px;
  }
}

.logo-stack {
  position: absolute;
  z-index: 6;
  left: 0;
  top: 15px;
  width: 360px;
  height: 640px;
}

.logo-stack::after {
  content: "";
  position: absolute;
  left: 17px;
  top: 99px;
  width: 326px;
  height: 204px;
  z-index: 5;
  pointer-events: none;
  opacity: 0;
  background: linear-gradient(
    112deg,
    transparent 0%,
    transparent 32%,
    rgba(255, 255, 255, 0.18) 42%,
    rgba(255, 248, 184, 0.82) 48%,
    rgba(255, 255, 255, 0.96) 51%,
    rgba(255, 248, 184, 0.68) 54%,
    transparent 66%,
    transparent 100%
  );
  background-size: 260% 100%;
  background-position: 170% 0;
  mix-blend-mode: screen;
  clip-path: inset(0 0 0 0 round 10px);
  -webkit-mask-image: url("PIC/Game assets/background/LOGO_03.png?v=20260715-logo-position");
  mask-image: url("PIC/Game assets/background/LOGO_03.png?v=20260715-logo-position");
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  -webkit-mask-position: center top;
  mask-position: center top;
  -webkit-mask-size: 100% auto;
  mask-size: 100% auto;
  animation:
    logoShine 3.2s ease-in-out infinite 0.35s,
    logoDriftC 3.1s ease-in-out infinite;
}

.logo-layer {
  position: absolute;
  pointer-events: none;
}

.logo-base {
  left: 17px;
  top: 99px;
  width: 326px;
  height: auto;
  object-fit: contain;
  opacity: 0.98;
  z-index: 4;
  animation: logoDriftC 3.1s ease-in-out infinite;
}

.logo-title {
  left: 46px;
  top: 17px;
  width: 260px;
  z-index: 2;
}

.logo-mascot {
  left: 160px;
  top: 3px;
  width: 168px;
  z-index: 3;
}

.float-logo-a {
  animation: logoDriftA 3.4s ease-in-out infinite;
}

.float-logo-b {
  animation: logoDriftB 2.8s ease-in-out infinite;
}

@keyframes logoDriftA {
  0%,
  100% {
    translate: 0 0;
  }
  50% {
    translate: -2px 4px;
  }
}

@keyframes logoDriftB {
  0%,
  100% {
    translate: 0 0;
  }
  50% {
    translate: 3px -4px;
  }
}

@keyframes logoDriftC {
  0%,
  100% {
    translate: 0 0;
  }
  50% {
    translate: 1px -3px;
  }
}

@keyframes logoShine {
  0%,
  44% {
    opacity: 0;
    background-position: 170% 0;
  }
  53% {
    opacity: 0.9;
  }
  68% {
    opacity: 0.35;
    background-position: -70% 0;
  }
  100% {
    opacity: 0;
    background-position: -70% 0;
  }
}

.leaderboard-panel {
  position: absolute;
  z-index: 4;
  left: 45px;
  top: 180px;
  width: 270px;
}

.leaderboard-panel > img {
  width: 100%;
}

.leaderboard-list {
  position: absolute;
  left: 76px;
  right: 26px;
  top: 0;
  bottom: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--ui-brown);
  font-weight: 900;
  font-size: 12px;
  line-height: 1;
  text-shadow: 1px 1px 0 #fff2af;
}

.leaderboard-list li {
  position: absolute;
  left: 0;
  right: 0;
  height: 20px;
  display: flex;
  align-items: center;
  min-height: 0;
  padding-bottom: 0;
  padding-left: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  opacity: 0;
  animation: glowIn 520ms ease-out forwards;
}

.leaderboard-list li:nth-child(1) {
  top: 175px;
  animation-delay: 1900ms;
}

.leaderboard-list li:nth-child(2) {
  top: 198px;
  animation-delay: 2020ms;
}

.leaderboard-list li:nth-child(3) {
  top: 223px;
  animation-delay: 2140ms;
}

.leaderboard-list li:nth-child(4) {
  top: 245px;
  animation-delay: 2260ms;
}

.leaderboard-list li:nth-child(5) {
  top: 269px;
  animation-delay: 2380ms;
}

@keyframes glowIn {
  from {
    opacity: 0;
    filter: brightness(1.8);
    translate: 0 5px;
  }
  to {
    opacity: 1;
    filter: brightness(1);
    translate: 0 0;
  }
}

.personal-best {
  display: none;
}

.image-button {
  position: absolute;
  border: 0;
  padding: 0;
  margin: 0;
  background: transparent;
  cursor: pointer;
  touch-action: manipulation;
}

.image-button img {
  width: 100%;
  height: auto;
}

.image-button:active {
  translate: 0 2px;
}

.start-button {
  z-index: 8;
  left: 134px;
  bottom: 41px;
  width: 92px;
}

.world-layer {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.game-bg-layer {
  z-index: 1;
}

#cloudLayer {
  z-index: 2;
}

.foreground-layer {
  position: absolute;
  left: 0;
  top: 0;
  width: 360px;
  height: auto;
  z-index: 3;
  opacity: 1;
  object-fit: cover;
  pointer-events: none;
}

.ground-layer {
  position: absolute;
  left: 0;
  top: 0;
  width: 360px;
  height: 11px;
  z-index: 4;
  object-fit: cover;
}

.over-ground {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 360px;
  height: 11px;
  z-index: 4;
  object-fit: cover;
}

.wall-layer {
  z-index: 20;
  pointer-events: none;
}

.cloud {
  position: absolute;
  will-change: transform;
  opacity: 0.34;
  animation: cloudBob 4.5s ease-in-out infinite;
}

@keyframes cloudBob {
  0%,
  100% {
    translate: 0 0;
  }
  50% {
    translate: 7px -4px;
  }
}

.platform {
  position: absolute;
  width: 90px;
  height: 13px;
  z-index: 8;
  will-change: transform;
}

.crystal-ball {
  position: absolute;
  width: 28px;
  height: 28px;
  z-index: 13;
  object-fit: contain;
  pointer-events: none;
  will-change: transform;
  filter: drop-shadow(0 0 5px rgba(255, 255, 190, 0.75));
}

.rolling-ball {
  position: absolute;
  width: 32px;
  height: 32px;
  z-index: 14;
  object-fit: contain;
  pointer-events: none;
  will-change: transform;
  filter: drop-shadow(0 0 7px rgba(255, 245, 150, 0.85));
}

.hero {
  position: absolute;
  z-index: 16;
  width: 96px;
  height: 96px;
  object-fit: contain;
  transform-origin: center bottom;
  will-change: transform;
}

.tutorial-hint-bubble {
  position: absolute;
  z-index: 42;
  min-width: 96px;
  max-width: 142px;
  padding: 5px 7px;
  border: 1px solid #fff3e6;
  border-radius: 6px;
  background: #bd5f5b;
  color: #fff;
  font-family: "Courier New", "Microsoft JhengHei", monospace;
  font-size: 10px;
  font-weight: 800;
  line-height: 1.35;
  text-align: center;
  letter-spacing: 0;
  text-shadow: 1px 1px 0 rgba(85, 0, 0, 0.65);
  box-shadow: 0 2px 0 #000, 0 0 0 1px rgba(0, 0, 0, 0.38);
  opacity: 0;
  pointer-events: none;
  transform-origin: center bottom;
  transition: opacity 260ms ease;
}

.tutorial-hint-bubble::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -4px;
  width: 8px;
  height: 8px;
  background: #bd5f5b;
  border-right: 1px solid #fff3e6;
  border-bottom: 1px solid #fff3e6;
  transform: translateX(-50%) rotate(45deg);
  box-shadow: 1px 1px 0 rgba(0, 0, 0, 0.78);
}

.tutorial-hint-bubble.show {
  opacity: 1;
}

.tutorial-hint-bubble.fade {
  opacity: 0;
}

.wall-layer.wall-shake {
  animation: wallShake 500ms linear both;
}

#gameScreen.super-jump-flash::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 45;
  pointer-events: none;
  background: #fff;
  animation: superJumpFlash 520ms ease-out both;
}

@keyframes superJumpFlash {
  0% {
    opacity: 0;
  }
  18% {
    opacity: 0.48;
  }
  100% {
    opacity: 0;
  }
}

@keyframes wallShake {
  0%,
  100% {
    transform: translate3d(0, 0, 0);
  }
  12% {
    transform: translate3d(-8px, 4px, 0);
  }
  24% {
    transform: translate3d(9px, -4px, 0);
  }
  36% {
    transform: translate3d(-7px, -3px, 0);
  }
  48% {
    transform: translate3d(8px, 4px, 0);
  }
  60% {
    transform: translate3d(-5px, 3px, 0);
  }
  72% {
    transform: translate3d(6px, -3px, 0);
  }
  84% {
    transform: translate3d(-3px, 2px, 0);
  }
}

.hud {
  position: absolute;
  z-index: 30;
  left: 0;
  top: 0;
  width: 360px;
  height: 90px;
  pointer-events: none;
}

.power-meter {
  position: absolute;
  left: 22px;
  top: 25px;
  width: 257px;
  z-index: 31;
}

.floor-digits {
  position: absolute;
  top: 58px;
  left: 146px;
  z-index: 32;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 70px;
  height: 25px;
  gap: 1px;
}

.floor-digits img {
  width: 16px;
  height: auto;
  filter: drop-shadow(1px 2px 0 #151515);
}

.pause-button {
  pointer-events: auto;
  right: 24px;
  top: 21px;
  width: 35px;
  z-index: 33;
}

.pause-overlay {
  position: absolute;
  inset: 0;
  z-index: 32;
  background: rgba(0, 0, 0, 0.7);
  pointer-events: none;
  display: none;
}

.pause-overlay.show {
  display: block;
}

.tutorial-overlay {
  position: absolute;
  inset: 0;
  z-index: 60;
  display: none;
  pointer-events: auto;
}

.tutorial-overlay.show {
  display: block;
}

.tutorial-bg {
  position: absolute;
  inset: 0;
  width: 360px;
  height: 640px;
  object-fit: cover;
  z-index: 0;
  pointer-events: none;
}

.tutorial-illustration {
  position: absolute;
  left: 50%;
  z-index: 1;
  height: auto;
  object-fit: contain;
  pointer-events: none;
  transform: translateX(-50%);
  filter: drop-shadow(0 3px 0 rgba(0, 0, 0, 0.32));
}

.tutorial-illustration-basic {
  top: 184px;
  width: 287px;
}

.tutorial-illustration-crystal {
  top: 121px;
  width: 280px;
}

.tutorial-continue {
  left: 146px;
  top: 494px;
  z-index: 2;
  width: 68px;
}

.gameover-logo {
  position: absolute;
  z-index: 4;
  left: 34px;
  top: 42px;
  width: 292px;
  opacity: 0;
}

#gameOverScreen.active .gameover-logo {
  animation: gameoverLogoEnter 620ms ease-out 120ms both;
}

@keyframes gameoverLogoEnter {
  from {
    opacity: 0;
    transform: translateY(22px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.over-hero {
  position: absolute;
  z-index: 6;
  left: 145px;
  bottom: 15px;
  width: 78px;
  height: auto;
  transform-origin: center bottom;
  will-change: transform;
}

.rank-dialog {
  position: absolute;
  z-index: 12;
  left: 27px;
  top: 222px;
  width: 306px;
}

.rank-dialog.hidden,
.normal-result-dialog.hidden {
  display: none;
}

.rank-dialog > img,
.normal-result-dialog > img {
  width: 100%;
}

.rank-copy {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.rank-floor-digits {
  position: absolute;
  left: 0;
  right: 0;
  top: 77px;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 2px;
  height: 34px;
}

.rank-floor-digits img {
  width: 22.5px;
  height: auto;
  filter: drop-shadow(2px 2px 0 #151515);
}

.name-input {
  position: absolute;
  left: 58px;
  top: 123px;
  width: 190px;
  height: 31px;
  border: 0;
  outline: 0;
  color: #7a3c05;
  background-color: rgba(255, 237, 147, 0.38);
  font-size: 19px;
  font-weight: 900;
  text-align: center;
  caret-color: #8a3f08;
  user-select: text;
  touch-action: manipulation;
  border-radius: 8px;
  animation: nameInputFlash 960ms ease-in-out infinite alternate;
}

@keyframes nameInputFlash {
  from {
    background-color: rgba(255, 237, 147, 0.38);
  }

  to {
    background-color: rgba(255, 249, 188, 0.62);
  }
}

.submit-rank {
  left: 130px;
  top: 164px;
  width: 41.4px;
}

.normal-result-dialog {
  position: absolute;
  z-index: 11;
  left: 27px;
  top: 225px;
  width: 306px;
}

.normal-result-copy {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.normal-floor-digits {
  position: absolute;
  left: 0;
  right: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 2px;
  height: 34px;
}

.normal-floor-digits:first-child {
  top: 57px;
}

.normal-floor-digits:last-child {
  top: 144px;
}

.normal-floor-digits img {
  width: 25px;
  height: auto;
  filter: drop-shadow(2px 2px 0 #151515);
}

.over-buttons {
  position: absolute;
  z-index: 7;
  left: 43px;
  top: 432px;
  width: 274px;
  display: flex;
  justify-content: space-between;
}

.over-buttons .image-button {
  position: relative;
  width: 87px;
}

.admin-screen {
  background: linear-gradient(#8ed9ea, #e9f9ff);
  padding: 18px;
  overflow: auto;
  touch-action: pan-y;
}

.admin-card {
  min-height: 100%;
  padding: 16px 14px 20px;
  border: 4px solid #fff;
  border-radius: 8px;
  background: rgba(255, 244, 196, 0.95);
  color: #78410e;
  box-shadow: 0 6px 0 rgba(121, 76, 16, 0.22);
}

.admin-card h1 {
  margin: 0 0 8px;
  font-size: 24px;
  text-align: center;
}

.admin-card p {
  margin: 0 0 12px;
  font-size: 12px;
  font-weight: 800;
  text-align: center;
}

.admin-rows {
  display: grid;
  gap: 8px;
  max-height: 440px;
  overflow: auto;
  padding-right: 2px;
  touch-action: pan-y;
}

.admin-row {
  display: grid;
  grid-template-columns: 1fr 54px;
  gap: 6px;
  padding: 8px;
  border: 2px solid #dd9b34;
  border-radius: 6px;
  background: #fff8d3;
}

.admin-fields {
  display: grid;
  grid-template-columns: 1fr 72px;
  gap: 5px;
}

.admin-row input {
  width: 100%;
  height: 26px;
  border: 2px solid #d48b2b;
  border-radius: 4px;
  padding: 2px 5px;
  color: #6b3504;
  background: #fff;
  font-size: 11px;
  user-select: text;
}

.admin-row button,
.admin-actions button {
  border: 0;
  border-radius: 5px;
  color: #fff7be;
  background: #a85a17;
  font-size: 12px;
  font-weight: 900;
  cursor: pointer;
}

.admin-row button {
  min-height: 62px;
}

.admin-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 12px;
}

.admin-actions button {
  min-height: 34px;
}

@media (max-width: 420px) {
  #viewport {
    width: 100vw;
    height: calc(100vw * 16 / 9);
    max-height: 100vh;
  }
}