:root {
  --ink: #14212a;
  --muted: #667580;
  --paper: #fffaf0;
  --panel: #fffdf8;
  --line: rgba(20, 33, 42, 0.16);
  --navy: #10222b;
  --teal: #0f8f8f;
  --teal-dark: #086568;
  --coral: #e85d4f;
  --yellow: #f2bf3d;
  --green: #4f9b5a;
  --shadow: 0 18px 40px rgba(16, 34, 43, 0.18);
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

body {
  overflow: hidden;
  color: var(--ink);
  background:
    linear-gradient(90deg, rgba(16, 34, 43, 0.04) 1px, transparent 1px),
    linear-gradient(0deg, rgba(16, 34, 43, 0.04) 1px, transparent 1px),
    #f4ead6;
  background-size: 28px 28px;
}

.app {
  position: relative;
  width: 100vw;
  min-height: 100svh;
  overflow: hidden;
}

.screen {
  position: absolute;
  inset: 0;
  display: none;
  padding: calc(20px + var(--safe-top)) 20px calc(20px + var(--safe-bottom));
  overflow: auto;
}

.screen.is-active {
  display: block;
}

.screen-main {
  overflow: hidden;
}

.main-shell,
.result-shell {
  min-height: calc(100svh - 40px - var(--safe-top) - var(--safe-bottom));
  display: grid;
  place-items: center;
  align-content: center;
  gap: 24px;
  text-align: center;
}

.game-logo {
  width: min(560px, 84vw);
  filter: drop-shadow(0 14px 16px rgba(16, 34, 43, 0.25));
}

.main-actions,
.result-actions,
.modal-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}

.shop-action-anchor,
.result-main-anchor {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.result-main-anchor {
  flex-direction: column;
}

.modal-actions.vertical {
  flex-direction: column;
}

.button,
.nav-button,
.icon-button {
  border: 2px solid var(--line);
  border-radius: 8px;
  min-height: 44px;
  padding: 10px 16px;
  color: var(--ink);
  background: var(--panel);
  box-shadow: 0 3px 0 rgba(16, 34, 43, 0.18);
  font-weight: 800;
  transition: transform 120ms ease, box-shadow 120ms ease, background 120ms ease;
}

.button:hover,
.nav-button:hover,
.icon-button:hover {
  transform: translateY(-1px);
}

.button:active,
.nav-button:active,
.icon-button:active {
  transform: translateY(1px);
  box-shadow: 0 1px 0 rgba(16, 34, 43, 0.18);
}

.button:disabled {
  cursor: not-allowed;
  color: #8d989f;
  background: #dde1dc;
  box-shadow: none;
}

.button-primary {
  color: #fffdf8;
  border-color: rgba(0, 0, 0, 0.08);
  background: var(--teal);
}

.button-primary:hover {
  background: var(--teal-dark);
}

.button-ghost {
  background: rgba(255, 253, 248, 0.75);
}

.button-danger {
  color: #fffdf8;
  background: var(--coral);
}

.coin-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 42px;
  padding: 6px 14px;
  border: 2px solid rgba(20, 33, 42, 0.14);
  border-radius: 999px;
  background: rgba(255, 253, 248, 0.92);
  font-weight: 900;
}

.coin-pill.small {
  min-height: 36px;
  padding: 5px 12px;
}

.coin-pill img {
  width: 26px;
  height: 26px;
  object-fit: contain;
}

.topbar {
  width: min(1040px, 100%);
  margin: 0 auto 18px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 12px;
}

.topbar h1 {
  margin: 0;
  text-align: center;
  font-size: 28px;
}

.stage-layout {
  width: min(1040px, 100%);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr) 58px;
  align-items: center;
  gap: 14px;
}

.nav-button {
  width: 58px;
  height: 72px;
  padding: 0;
  font-size: 26px;
}

.stage-panel {
  display: grid;
  grid-template-columns: minmax(240px, 0.88fr) minmax(280px, 1fr);
  gap: 22px;
  padding: 18px;
  border: 2px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 253, 248, 0.92);
  box-shadow: var(--shadow);
}

.stage-art-wrap {
  position: relative;
  min-height: 440px;
  overflow: hidden;
  border-radius: 8px;
  background: #24323a;
}

.stage-art {
  width: 100%;
  height: 100%;
  min-height: 440px;
  object-fit: cover;
}

.stage-badge {
  position: absolute;
  left: 12px;
  top: 12px;
  padding: 6px 10px;
  border-radius: 999px;
  color: #fff;
  background: var(--green);
  font-size: 13px;
  font-weight: 900;
}

.stage-badge.is-locked {
  background: var(--coral);
}

.stage-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 14px;
}

.eyebrow {
  margin: 0;
  color: var(--teal-dark);
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

.stage-copy h2,
.result-shell h1,
.slot-panel h2,
.modal-box h2 {
  margin: 0;
}

.stage-copy p {
  margin: 0;
  color: var(--muted);
}

.stage-stats {
  display: grid;
  gap: 8px;
  margin: 0;
}

.stage-stats div {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 8px;
  padding: 8px 0;
  border-bottom: 1px solid var(--line);
}

.stage-stats dt {
  color: var(--muted);
  font-weight: 800;
}

.stage-stats dd {
  margin: 0;
}

.screen-game {
  padding: 0;
  overflow: hidden;
  background: #132832;
}

.game-hud {
  position: absolute;
  z-index: 3;
  inset: calc(8px + var(--safe-top)) 8px auto;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr)) auto;
  gap: 8px;
  pointer-events: none;
}

.game-hud > div,
.game-message {
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  padding: 8px 10px;
  color: #fffdf8;
  background: rgba(16, 34, 43, 0.78);
  backdrop-filter: blur(10px);
}

.game-hud .icon-button {
  pointer-events: auto;
}

.hud-label {
  display: block;
  color: rgba(255, 253, 248, 0.72);
  font-size: 11px;
  font-weight: 900;
}

.canvas-wrap {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  touch-action: none;
}

#gameCanvas {
  width: min(100vw, 560px);
  height: 100svh;
  max-height: 100svh;
  background: #182d36;
  touch-action: none;
}

.game-message {
  position: absolute;
  z-index: 3;
  left: 50%;
  bottom: calc(14px + var(--safe-bottom));
  width: min(520px, calc(100vw - 24px));
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.game-message span {
  color: rgba(255, 253, 248, 0.78);
  text-align: right;
}

.tutorial-prompt {
  position: absolute;
  z-index: 4;
  left: 50%;
  top: 50%;
  width: min(320px, calc(100vw - 40px));
  transform: translate(-50%, -50%);
  display: grid;
  justify-items: center;
  gap: 8px;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 8px;
  color: #fffdf8;
  text-align: center;
  background: rgba(16, 34, 43, 0.82);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.28);
  pointer-events: none;
  backdrop-filter: blur(10px);
}

.tutorial-prompt[hidden] {
  display: none;
}

.tutorial-prompt strong {
  font-size: 17px;
}

.tutorial-prompt span {
  color: rgba(255, 253, 248, 0.78);
  font-size: 14px;
}

.tutorial-hand-image {
  width: 126px;
  height: 126px;
  object-fit: contain;
  margin-bottom: 2px;
}

.tutorial-hand-image[hidden],
.tutorial-gesture[hidden] {
  display: none;
}

.tutorial-gesture {
  position: relative;
  width: 126px;
  height: 126px;
  margin-bottom: 2px;
}

.tutorial-cap {
  position: absolute;
  left: 50%;
  top: 12px;
  width: 42px;
  height: 42px;
  transform: translateX(-50%);
  border: 4px solid #0f8f8f;
  border-radius: 50%;
  background: radial-gradient(circle at 50% 42%, #d9fbff 0 28%, #43c8e8 30% 54%, #0f8f8f 56% 100%);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.24);
}

.tutorial-pull-line {
  position: absolute;
  left: 50%;
  top: 54px;
  width: 0;
  height: 54px;
  transform: translateX(-50%);
  border-left: 3px dashed #f2bf3d;
  animation: tutorialPullLine 1.25s ease-in-out infinite;
}

.tutorial-hand {
  position: absolute;
  left: 50%;
  top: 66px;
  width: 38px;
  height: 44px;
  transform: translateX(-50%);
  border: 3px solid #6d4630;
  border-radius: 18px 18px 14px 14px;
  background: #f4c39a;
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.24);
  animation: tutorialHandPull 1.25s ease-in-out infinite;
}

.tutorial-hand::before {
  content: "";
  position: absolute;
  left: 50%;
  top: -28px;
  width: 17px;
  height: 34px;
  transform: translateX(-50%);
  border: 3px solid #6d4630;
  border-bottom: 0;
  border-radius: 10px 10px 0 0;
  background: #f4c39a;
}

.tutorial-hand::after {
  content: "";
  position: absolute;
  right: -12px;
  top: 9px;
  width: 20px;
  height: 18px;
  transform: rotate(-28deg);
  border: 3px solid #6d4630;
  border-left: 0;
  border-radius: 0 12px 12px 0;
  background: #f4c39a;
}

@keyframes tutorialHandPull {
  0%, 100% {
    transform: translate(-50%, 0);
  }
  48% {
    transform: translate(-50%, 28px);
  }
}

@keyframes tutorialPullLine {
  0%, 100% {
    height: 42px;
    opacity: 0.65;
  }
  48% {
    height: 72px;
    opacity: 1;
  }
}

.result-shell {
  width: min(780px, 100%);
  margin: 0 auto;
}

.result-art {
  width: min(340px, 70vw);
  max-height: 220px;
  object-fit: contain;
}

.result-shell p {
  margin: 0;
}

.rank-list {
  width: min(620px, 100%);
  display: grid;
  gap: 8px;
}

.rank-row {
  display: grid;
  grid-template-columns: 54px 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 10px 12px;
  border: 2px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 253, 248, 0.94);
}

.rank-row strong {
  color: var(--teal-dark);
}

.buy-pointer {
  z-index: 2;
  margin: 0;
  padding: 9px 12px;
  border: 2px solid rgba(242, 191, 61, 0.78);
  border-radius: 8px;
  color: #5e4407;
  background: #fff2bd;
  box-shadow: 0 10px 24px rgba(16, 34, 43, 0.16);
  font-size: 14px;
  font-weight: 900;
  line-height: 1.25;
  text-align: center;
}

.buy-pointer[hidden] {
  display: none;
}

.main-shop-hint {
  position: absolute;
  left: 50%;
  bottom: calc(100% + 12px);
  width: max-content;
  max-width: min(260px, calc(100vw - 40px));
  transform: translateX(-50%);
}

.main-shop-hint::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 100%;
  width: 0;
  height: 0;
  transform: translateX(-50%);
  border: 8px solid transparent;
  border-top-color: #fff2bd;
}

.result-shop-hint {
  position: relative;
  width: min(280px, calc(100vw - 48px));
  margin-top: 12px;
}

.result-shop-hint::before {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 100%;
  width: 0;
  height: 0;
  transform: translateX(-50%);
  border: 8px solid transparent;
  border-bottom-color: #fff2bd;
}

.shop-layout {
  width: min(1080px, 100%);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 18px;
}

.shop-hint {
  width: min(1080px, 100%);
  margin: 0 auto 14px;
  padding: 10px 14px;
  border: 2px solid rgba(242, 191, 61, 0.72);
  border-radius: 8px;
  color: #5e4407;
  background: #fff2bd;
  font-weight: 900;
  text-align: center;
}

.shop-hint[hidden] {
  display: none;
}

.slot-panel,
.shop-card {
  border: 2px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 253, 248, 0.94);
  box-shadow: 0 12px 26px rgba(16, 34, 43, 0.12);
}

.slot-panel {
  padding: 16px;
  align-self: start;
}

.slot-list {
  display: grid;
  gap: 10px;
  margin-top: 12px;
}

.slot-help {
  width: min(1080px, 100%);
  margin: 14px auto 0;
  padding: 10px;
  border-radius: 8px;
  color: var(--teal-dark);
  background: #e8f5ef;
  font-weight: 800;
}

.slot {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 10px;
  align-items: center;
  min-height: 64px;
  padding: 8px;
  border: 2px dashed rgba(20, 33, 42, 0.22);
  border-radius: 8px;
  background: #f8efdb;
}

.slot.is-target {
  border-color: var(--teal);
  background: #e8f5ef;
}

.slot img,
.shop-card img {
  width: 48px;
  height: 48px;
  object-fit: contain;
}

.shop-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.shop-card {
  display: grid;
  grid-template-columns: 68px 1fr;
  gap: 12px;
  padding: 14px;
}

.shop-card h3,
.shop-card p {
  margin: 0;
}

.shop-card p {
  color: var(--muted);
  font-size: 14px;
}

.shop-card .card-actions {
  grid-column: 1 / -1;
  display: flex;
  gap: 8px;
  align-items: center;
  justify-content: space-between;
}

.modal {
  position: fixed;
  z-index: 10;
  inset: 0;
  display: none;
  place-items: center;
  padding: 20px;
  background: rgba(16, 34, 43, 0.58);
}

.modal.is-open {
  display: grid;
}

.modal-box {
  width: min(430px, 100%);
  display: grid;
  gap: 14px;
  padding: 20px;
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.control-row {
  display: grid;
  grid-template-columns: 92px 1fr;
  align-items: center;
  gap: 12px;
}

.check-row {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 34px;
}

.toast {
  position: fixed;
  z-index: 20;
  left: 50%;
  bottom: calc(22px + var(--safe-bottom));
  max-width: min(480px, calc(100vw - 32px));
  transform: translate(-50%, 16px);
  padding: 10px 14px;
  border-radius: 8px;
  color: #fffdf8;
  background: rgba(16, 34, 43, 0.92);
  opacity: 0;
  pointer-events: none;
  transition: opacity 180ms ease, transform 180ms ease;
}

.toast.is-visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

.loading-screen {
  position: fixed;
  z-index: 30;
  inset: 0;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 16px;
  padding: 24px;
  color: #fffdf8;
  background: #10222b;
}

.loading-screen.is-hidden {
  display: none;
}

.loading-logo {
  width: min(420px, 84vw);
}

.loading-bar {
  width: min(360px, 80vw);
  height: 12px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.36);
  border-radius: 999px;
}

.loading-bar span {
  display: block;
  width: 0;
  height: 100%;
  background: var(--yellow);
}