:root {
  color-scheme: dark;
  font-family: "Trebuchet MS", "Arial Black", sans-serif;
  --level-accent: #ff5fd2;
  --panel: rgba(17, 9, 31, 0.86);
  --text: #f7f4ff;
  --muted: #c4bbe1;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(255, 95, 210, 0.35), transparent 24%),
    radial-gradient(circle at top right, rgba(70, 247, 255, 0.2), transparent 22%),
    linear-gradient(180deg, #090313 0%, #030109 100%);
}

body.mobile-touch-ui {
  padding-bottom: max(120px, calc(104px + env(safe-area-inset-bottom)));
}

button {
  font: inherit;
  touch-action: manipulation;
}

img {
  display: block;
  width: 100%;
}

.app {
  min-height: 100svh;
  padding: 16px;
}

.shell {
  width: min(1380px, 100%);
  min-height: calc(100svh - 32px);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 340px minmax(0, 1fr);
  gap: 16px;
  align-items: stretch;
}

.sidebar,
.stage-panel {
  display: grid;
  gap: 16px;
}

.sidebar {
  align-content: start;
  max-height: calc(100svh - 32px);
  overflow: auto;
  padding-right: 6px;
}

.stage-panel {
  min-width: 0;
  min-height: calc(100svh - 32px);
  grid-template-rows: auto auto auto minmax(0, 1fr) auto;
  position: sticky;
  top: 16px;
}

.hero,
.level-panel,
.hud,
.run-toolbar,
.game-frame,
.gallery,
.sidebar-foldout,
.feature-panel,
.audio-panel,
.tongue-panel,
.store-panel,
.control-hints,
.touch-shell,
.mobile-settings-panel {
  background: var(--panel);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 28px;
  box-shadow:
    0 26px 70px rgba(0, 0, 0, 0.38),
    0 0 0 1px rgba(255, 255, 255, 0.03) inset;
}

.hero,
.level-panel,
.hud,
.run-toolbar,
.control-hints,
.touch-shell,
.feature-panel,
.audio-panel,
.tongue-panel,
.store-panel,
.gallery {
  padding: 22px;
}

.eyebrow,
.hero h1,
.hero-copy,
.status-message,
.action-callout,
.gallery h2,
.gallery p,
.store-panel h2,
.store-panel p {
  margin: 0;
}

.eyebrow {
  color: var(--level-accent);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.78rem;
}

.hero {
  gap: 10px;
  display: grid;
}

.hero-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hero-link-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 16px;
  border-radius: 999px;
  text-decoration: none;
  text-transform: uppercase;
  font-weight: 800;
  color: #12071f;
  background: linear-gradient(180deg, #46f7ff, #72ff80);
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 4.3rem);
  line-height: 0.92;
  text-transform: uppercase;
  max-width: 12ch;
}

.hero-copy {
  max-width: 60ch;
  color: var(--muted);
  font-size: 1.02rem;
}

.level-panel {
  display: grid;
  gap: 12px;
}

.level-panel-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
}

.level-panel-head h2,
.level-panel-copy {
  margin: 0;
}

.level-panel-head h2 {
  font-size: 1.12rem;
}

.level-panel-copy {
  color: var(--muted);
  font-size: 0.92rem;
}

.level-panel-chip {
  margin: 0;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255,255,255,0.08);
  font-weight: 800;
}

.sidebar-foldout {
  padding: 18px 20px;
}

.sidebar-foldout summary {
  cursor: pointer;
  list-style: none;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: #ffe45f;
}

.sidebar-foldout summary::-webkit-details-marker {
  display: none;
}

.sidebar-foldout .foldout-body {
  display: grid;
  gap: 16px;
  margin-top: 14px;
}

.feature-panel {
  display: grid;
  gap: 12px;
}

.audio-panel {
  display: grid;
  gap: 14px;
}

.audio-panel summary {
  cursor: pointer;
  list-style: none;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: #87f3ff;
}

.audio-panel summary::-webkit-details-marker {
  display: none;
}

.audio-panel-body {
  display: grid;
  gap: 16px;
  margin-top: 14px;
}

.audio-panel-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
}

.audio-panel-head h2,
.audio-copy,
.audio-settings-status {
  margin: 0;
}

.audio-panel-head h2 {
  font-size: 1.18rem;
}

.audio-copy,
.audio-settings-status {
  color: var(--muted);
  font-size: 0.92rem;
}

.audio-settings-grid {
  display: grid;
  gap: 14px;
}

.audio-setting-group {
  display: grid;
  gap: 12px;
  padding: 14px;
  border-radius: 20px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
}

.audio-setting-copy {
  display: grid;
  gap: 4px;
}

.audio-setting-copy h3,
.audio-setting-copy p {
  margin: 0;
}

.audio-setting-copy h3 {
  font-size: 0.95rem;
  text-transform: uppercase;
}

.audio-setting-copy p {
  color: var(--muted);
  font-size: 0.88rem;
}

.audio-setting-fields {
  display: grid;
  gap: 10px;
}

.audio-control {
  display: grid;
  gap: 8px;
}

.audio-control-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.audio-control-label {
  font-size: 0.92rem;
}

.audio-control-value {
  color: #87f3ff;
  font-size: 0.88rem;
  text-transform: uppercase;
  font-variant-numeric: tabular-nums;
}

.audio-control input[type="range"],
.audio-control select {
  width: 100%;
}

.audio-control input[type="range"] {
  accent-color: #87f3ff;
}

.audio-control select {
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 12px;
  padding: 10px 12px;
  color: var(--text);
  background: rgba(255,255,255,0.06);
}

.audio-boolean {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 16px;
  background: rgba(255,255,255,0.04);
}

.audio-boolean input {
  inline-size: 18px;
  block-size: 18px;
  accent-color: #87f3ff;
}

.audio-panel-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.tongue-panel {
  display: grid;
  gap: 14px;
}

.tongue-panel summary {
  cursor: pointer;
  list-style: none;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--level-accent);
}

.tongue-panel summary::-webkit-details-marker {
  display: none;
}

.tongue-panel-body {
  display: grid;
  gap: 16px;
  margin-top: 14px;
}

.tongue-panel-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
}

.tongue-panel-head h2,
.tongue-copy,
.tongue-settings-status {
  margin: 0;
}

.tongue-panel-head h2 {
  font-size: 1.18rem;
}

.tongue-copy,
.tongue-settings-status {
  color: var(--muted);
  font-size: 0.92rem;
}

.toggle-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255,255,255,0.08);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.74rem;
}

.toggle-pill input {
  inline-size: 18px;
  block-size: 18px;
  accent-color: var(--level-accent);
}

.tongue-settings-grid {
  display: grid;
  gap: 14px;
}

.tongue-setting-group {
  display: grid;
  gap: 12px;
  padding: 14px;
  border-radius: 20px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
}

.tongue-setting-copy {
  display: grid;
  gap: 4px;
}

.tongue-setting-copy h3,
.tongue-setting-copy p {
  margin: 0;
}

.tongue-setting-copy h3 {
  font-size: 0.95rem;
  text-transform: uppercase;
}

.tongue-setting-copy p {
  color: var(--muted);
  font-size: 0.88rem;
}

.tongue-setting-fields {
  display: grid;
  gap: 10px;
}

.tongue-control {
  display: grid;
  gap: 8px;
}

.tongue-control-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.tongue-control-label {
  font-size: 0.92rem;
}

.tongue-control-value {
  color: var(--level-accent);
  font-size: 0.88rem;
  font-variant-numeric: tabular-nums;
}

.tongue-control input[type="range"] {
  width: 100%;
  accent-color: var(--level-accent);
}

.tongue-boolean {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 16px;
  background: rgba(255,255,255,0.04);
}

.tongue-boolean input {
  inline-size: 18px;
  block-size: 18px;
  accent-color: var(--level-accent);
}

.tongue-panel-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.feature-panel h2 {
  margin: 0;
  font-size: 1.25rem;
}

.feature-ranking {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.feature-item {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 12px 14px;
  border-radius: 18px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
}

.feature-rank,
.feature-status {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.72rem;
}

.feature-rank {
  color: var(--level-accent);
  font-weight: 800;
}

.feature-status {
  color: #ffe45f;
}

.feature-copy {
  display: grid;
  gap: 4px;
}

.feature-copy h3,
.feature-copy p {
  margin: 0;
}

.feature-copy h3 {
  font-size: 0.98rem;
  text-transform: uppercase;
}

.feature-copy p {
  color: var(--muted);
  font-size: 0.9rem;
}

.level-selector {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  max-height: min(42svh, 700px);
  overflow: auto;
  padding-right: 6px;
}

.level-card {
  text-align: left;
  display: grid;
  gap: 6px;
  padding: 16px;
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.02));
  border: 2px solid rgba(255,255,255,0.08);
  color: var(--text);
  cursor: pointer;
}

.level-card-order {
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.level-card[aria-pressed="true"] {
  border-color: var(--level-accent);
  box-shadow: 0 0 0 2px rgba(255,255,255,0.04) inset;
}

.level-card.is-locked {
  opacity: 0.58;
  cursor: not-allowed;
}

.level-card.is-locked .level-card-copy {
  color: rgba(255, 255, 255, 0.45);
}

.level-card-name {
  font-size: 1rem;
  text-transform: uppercase;
  font-weight: 800;
}

.level-card-meta {
  color: var(--level-accent);
  font-size: 0.8rem;
  text-transform: uppercase;
}

.level-card-copy {
  color: var(--muted);
  font-size: 0.92rem;
}

.hud {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  align-items: center;
  justify-content: space-between;
}

.run-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  padding-block: 16px;
}

.run-toolbar-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.stage-flow-status {
  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;
  font-weight: 700;
}

.hud-main,
.hud-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.hud-main {
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
}

.label {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--muted);
  font-size: 0.76rem;
}

.value {
  margin: 0;
  font-size: 1.6rem;
  font-weight: 800;
}

.level-tagline {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.pill,
.chip {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255,255,255,0.08);
}

.pill {
  font-size: 0.85rem;
  margin-left: 8px;
  color: #0b0614;
  background: linear-gradient(180deg, var(--level-accent), #ffd44d);
}

.chip {
  margin: 0;
}

.chip-label {
  text-transform: uppercase;
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  color: var(--muted);
}

#restart-button,
#pause-button,
#fullscreen-button,
.run-toolbar button,
.audio-panel-head button,
.audio-panel-actions button,
.tongue-panel-actions button,
.touch-controls button,
.touch-utility-row button,
.mobile-settings-button {
  border: 0;
  border-radius: 999px;
  padding: 12px 18px;
  text-transform: uppercase;
  font-weight: 800;
  cursor: pointer;
  color: #12071f;
  background: linear-gradient(180deg, #ffd44d, #ff8a3d);
}

#pause-button {
  background: linear-gradient(180deg, #87f3ff, #5c92ff);
}

#fullscreen-button {
  background: linear-gradient(180deg, #72ff80, #31dd72);
}

.primary-flow-button {
  background: linear-gradient(180deg, #ff7ba6, #ffd44d);
}

.run-toolbar button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.status-message {
  font-size: 1rem;
  font-weight: 700;
  margin: 0;
}

.medal-targets {
  margin: 0;
  color: #ffe45f;
  font-size: 0.88rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.action-callout {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--level-accent);
  margin: 0;
}

.status-bar {
  display: grid;
  gap: 6px;
  padding-inline: 6px;
}

.audio-reactor-shell {
  display: grid;
  gap: 6px;
  margin-top: 4px;
}

.audio-reactor-label {
  margin: 0;
  color: #87f3ff;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.74rem;
}

.audio-lyric {
  margin: 0;
  color: #ffeec3;
  font-size: 0.92rem;
  font-weight: 700;
  line-height: 1.3;
  text-wrap: balance;
}

.audio-reactor {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 6px;
  align-items: end;
  min-height: 36px;
}

.audio-reactor span {
  display: block;
  height: calc(8px + (var(--bar-level, 0.08) * 34px));
  border-radius: 999px;
  background: linear-gradient(180deg, #87f3ff, #ff5fd2);
  opacity: 0.9;
  box-shadow: 0 0 18px rgba(135, 243, 255, 0.2);
}

.audio-reactor.is-muted span {
  opacity: 0.32;
  background: linear-gradient(180deg, rgba(255,255,255,0.2), rgba(255,255,255,0.08));
  box-shadow: none;
}

.game-frame {
  padding: 14px;
  position: relative;
  min-height: 0;
  display: grid;
  place-items: center;
  overflow: hidden;
}

.game-frame:fullscreen {
  padding: 20px;
  border-radius: 0;
  background:
    radial-gradient(circle at top, rgba(255, 116, 72, 0.22), transparent 26%),
    radial-gradient(circle at top right, rgba(70, 247, 255, 0.18), transparent 24%),
    #05030a;
}

#game-canvas {
  width: min(100%, calc((100svh - 290px) * 16 / 9));
  max-width: 100%;
  max-height: 100%;
  aspect-ratio: 16 / 9;
  display: block;
  margin: 0 auto;
  border-radius: 22px;
  border: 1px solid rgba(255,255,255,0.08);
  background: #090312;
  box-shadow:
    0 0 0 1px rgba(255,255,255,0.04) inset,
    0 0 30px color-mix(in srgb, var(--level-accent) 25%, transparent);
}

.game-frame:fullscreen #game-canvas {
  width: min(100%, calc((100vh - 40px) * 16 / 9));
  max-height: calc(100vh - 40px);
  border-radius: 28px;
}

.game-frame:fullscreen .overlay {
  inset: 20px;
}

.overlay {
  position: absolute;
  inset: 14px;
  display: grid;
  place-content: center;
  gap: 10px;
  padding: 24px;
  text-align: center;
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(9, 3, 18, 0.52), rgba(9, 3, 18, 0.88));
  backdrop-filter: blur(4px);
}

.overlay[hidden] {
  display: none;
}

.overlay-kicker,
.overlay-title,
.overlay-body {
  margin: 0;
}

.overlay-kicker {
  color: var(--level-accent);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.78rem;
}

.overlay-title {
  font-size: clamp(1.6rem, 2vw, 2.4rem);
  max-width: 18ch;
}

.overlay-body {
  color: var(--muted);
  max-width: 40ch;
}

.overlay-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}

.overlay-actions button {
  border: 0;
  border-radius: 999px;
  padding: 12px 18px;
  text-transform: uppercase;
  font-weight: 800;
  cursor: pointer;
  color: #12071f;
  background: linear-gradient(180deg, #ffd44d, #ff8a3d);
}

#overlay-secondary-button {
  background: linear-gradient(180deg, #46f7ff, #72ff80);
}

.control-hints {
  display: grid;
  gap: 10px;
  padding: 0;
}

.control-hints p {
  margin: 0;
  color: var(--muted);
}

.control-hints code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  padding: 2px 6px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
}

.store-panel {
  display: grid;
  gap: 14px;
}

.store-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
}

.store-head h2 {
  font-size: 1.2rem;
}

.store-credits {
  margin: 0;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255,255,255,0.08);
  font-weight: 800;
}

.store-grid {
  display: grid;
  gap: 10px;
}

.store-card {
  display: grid;
  gap: 6px;
  padding: 14px;
  border-radius: 20px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
}

.store-card.is-equipped {
  border-color: var(--level-accent);
  box-shadow: 0 0 0 1px rgba(255,255,255,0.04) inset;
}

.store-card.is-owned .store-name {
  color: #fff;
}

.store-slot,
.store-cost {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.72rem;
}

.store-slot {
  color: var(--level-accent);
}

.store-name {
  margin: 0;
  font-size: 1rem;
}

.store-copy {
  color: var(--muted);
  font-size: 0.92rem;
}

.store-cost {
  color: #ffe45f;
}

.store-button {
  margin-top: 4px;
  border: 0;
  border-radius: 999px;
  padding: 10px 14px;
  font-weight: 800;
  text-transform: uppercase;
  color: #12071f;
  background: linear-gradient(180deg, #72ff80, #46f7ff);
  cursor: pointer;
}

.store-button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.touch-shell {
  display: none;
  gap: 12px;
}

.touch-utility-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.touch-utility-row button,
.mobile-settings-button {
  background: linear-gradient(180deg, #ffffff, #87f3ff);
}

.touch-controls {
  display: none;
  grid-template-columns: minmax(0, 1fr) minmax(120px, 1.15fr) minmax(0, 1fr);
  gap: 10px;
}

.touch-controls button:nth-child(2) {
  background: linear-gradient(180deg, #72ff80, #31dd72);
}

.touch-controls button:first-child,
.touch-controls button:last-child {
  background: linear-gradient(180deg, #46f7ff, #448dff);
}

.touch-controls[data-layout="left"] button:first-child {
  order: 3;
}

.touch-controls[data-layout="left"] button:last-child {
  order: 1;
}

.touch-controls[data-layout="left"] button:nth-child(2) {
  order: 2;
}

.touch-hint,
.mobile-settings-status {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.mobile-settings-button {
  position: absolute;
  top: 22px;
  right: 22px;
  z-index: 3;
  padding-inline: 14px;
  font-size: 0.74rem;
}

.mobile-settings-panel {
  position: absolute;
  top: 74px;
  right: 22px;
  z-index: 3;
  inline-size: min(320px, calc(100% - 44px));
  padding: 18px;
  display: grid;
  gap: 14px;
  backdrop-filter: blur(8px);
}

.mobile-settings-panel[hidden] {
  display: none;
}

.mobile-settings-head,
.mobile-setting-field,
.mobile-settings-grid {
  display: grid;
  gap: 8px;
}

.mobile-settings-head h2,
.mobile-setting-field span {
  margin: 0;
}

.mobile-settings-head h2 {
  font-size: 1rem;
}

.mobile-settings-grid {
  gap: 10px;
}

.mobile-setting-toggle,
.mobile-setting-field {
  padding: 10px 12px;
  border-radius: 16px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.06);
}

.mobile-setting-toggle {
  display: flex;
  align-items: center;
  gap: 10px;
}

.mobile-setting-toggle input {
  inline-size: 18px;
  block-size: 18px;
  accent-color: var(--level-accent);
}

.mobile-setting-field select {
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 12px;
  padding: 10px 12px;
  color: var(--text);
  background: rgba(255,255,255,0.06);
}

.mobile-sidebar-head,
.mobile-topbar,
.mobile-rotate-notice {
  display: none;
}

.mobile-sidebar-head {
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.mobile-sidebar-head h2 {
  margin: 0;
  font-size: 1rem;
}

.mobile-sidebar-head button,
.mobile-topbar-actions button {
  border: 0;
  border-radius: 999px;
  padding: 10px 14px;
  text-transform: uppercase;
  font-weight: 800;
  cursor: pointer;
  color: #12071f;
  background: linear-gradient(180deg, #ffffff, #87f3ff);
}

.mobile-topbar {
  position: absolute;
  inset: 10px 10px auto;
  z-index: 4;
  padding: 8px 10px;
  border-radius: 16px;
  background: linear-gradient(180deg, rgba(11, 7, 23, 0.92), rgba(11, 7, 23, 0.72));
  border: 1px solid rgba(255,255,255,0.08);
  backdrop-filter: blur(8px);
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.mobile-topbar-copy,
.mobile-topbar-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.mobile-topbar-copy {
  min-width: 0;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
}

.mobile-stage-order,
.mobile-stage-name {
  margin: 0;
}

.mobile-stage-order {
  color: var(--level-accent);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.68rem;
}

.mobile-stage-name {
  font-size: 0.98rem;
  font-weight: 800;
  line-height: 1;
}

.mobile-rotate-notice {
  position: absolute;
  inset: 10px;
  z-index: 5;
  place-content: center;
  text-align: center;
  gap: 10px;
  padding: 20px;
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(8, 4, 18, 0.84), rgba(8, 4, 18, 0.96));
  backdrop-filter: blur(12px);
}

.mobile-rotate-notice h2,
.mobile-rotate-notice p {
  margin: 0;
}

.mobile-sidebar-backdrop {
  display: none;
}

.game-frame.touch-ready,
.touch-shell {
  touch-action: none;
}

body.mobile-game-mode {
  overflow: hidden;
}

body.mobile-game-mode .app {
  padding: 10px;
  min-height: 100svh;
}

body.mobile-game-mode .shell {
  min-height: calc(100svh - 20px);
  grid-template-columns: 1fr;
  gap: 10px;
}

body.mobile-game-mode .sidebar {
  position: fixed;
  inset: 0 0 0 auto;
  z-index: 20;
  width: min(390px, 100vw);
  max-height: 100svh;
  padding: 14px;
  overflow: auto;
  background:
    radial-gradient(circle at top, rgba(255, 95, 210, 0.16), transparent 24%),
    linear-gradient(180deg, rgba(8, 4, 18, 0.98), rgba(5, 3, 12, 0.98));
  transform: translateX(100%);
  transition: transform 180ms ease;
  box-shadow: -28px 0 60px rgba(0, 0, 0, 0.36);
}

body.mobile-game-mode.mobile-sidebar-open .sidebar {
  transform: translateX(0);
}

body.mobile-game-mode .mobile-sidebar-head {
  display: flex;
}

body.mobile-game-mode .mobile-sidebar-backdrop:not([hidden]) {
  display: block;
  position: fixed;
  inset: 0;
  z-index: 18;
  border: 0;
  background: rgba(0, 0, 0, 0.54);
}

body.mobile-game-mode .stage-panel {
  min-height: calc(100svh - 20px);
  grid-template-rows: minmax(0, 1fr) auto;
  gap: 10px;
}

body.mobile-game-mode .hud,
body.mobile-game-mode .run-toolbar,
body.mobile-game-mode .status-bar {
  display: none;
}

body.mobile-game-mode .game-frame {
  min-height: 0;
  height: 100%;
  padding: 10px;
  border-radius: 22px;
}

body.mobile-game-mode .mobile-topbar {
  display: flex;
}

body.mobile-game-mode #game-canvas {
  width: min(100%, calc((100svh - 144px) * 16 / 9));
  max-height: calc(100svh - 144px);
  border-radius: 18px;
}

body.mobile-game-mode .touch-shell {
  display: grid;
  position: relative;
  z-index: 6;
  padding: 12px;
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(14, 8, 28, 0.96), rgba(9, 4, 18, 0.98));
}

body.mobile-game-mode .touch-utility-row {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

body.mobile-game-mode .touch-controls {
  display: grid;
  grid-template-columns: 1fr 1.3fr 1fr;
  gap: 8px;
}

body.mobile-game-mode .touch-controls button,
body.mobile-game-mode .touch-utility-row button {
  min-height: 56px;
  font-size: 0.88rem;
}

body.mobile-game-mode .touch-controls button:nth-child(2) {
  min-height: 64px;
  font-size: 0.98rem;
}

body.mobile-game-mode.mobile-portrait .touch-shell {
  display: none;
}

body.mobile-game-mode.mobile-portrait .mobile-rotate-notice {
  display: grid;
}

body.mobile-game-mode.mobile-portrait #game-canvas {
  opacity: 0.2;
  filter: blur(6px);
}

.gallery {
  display: grid;
  gap: 16px;
}

.gallery summary {
  cursor: pointer;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--level-accent);
}

.gallery-copy {
  display: grid;
  gap: 8px;
  max-width: 58ch;
  margin-top: 14px;
}

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

.poster-card {
  display: grid;
  gap: 10px;
  padding: 12px;
  border-radius: 22px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
}

.gallery-grid img {
  border-radius: 22px;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.05);
}

.download-button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  padding: 12px 14px;
  border-radius: 999px;
  text-decoration: none;
  text-transform: uppercase;
  font-weight: 800;
  letter-spacing: 0.05em;
  color: #12071f;
  background: linear-gradient(180deg, #46f7ff, #72ff80);
}

@media (max-width: 1120px) {
  .shell {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .sidebar {
    max-height: none;
    overflow: visible;
    padding-right: 0;
  }

  .stage-panel {
    order: -1;
    position: static;
    min-height: auto;
    grid-template-rows: auto;
  }
}

@media (max-width: 760px) {
  .app {
    padding: 10px;
  }

  .sidebar-foldout,
  .hero,
  .level-panel,
  .hud,
  .run-toolbar,
  .control-hints,
  .touch-shell,
  .feature-panel,
  .audio-panel,
  .tongue-panel,
  .store-panel,
  .gallery {
    padding: 14px;
    border-radius: 18px;
  }

  .shell,
  .sidebar,
  .stage-panel {
    gap: 12px;
  }

  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .touch-shell,
  .touch-controls {
    display: grid;
  }

  .run-toolbar,
  .audio-panel-head,
  .audio-panel-actions,
  .tongue-panel-actions,
  .tongue-control-top,
  .audio-control-top,
  .store-head,
  .level-panel-head {
    flex-direction: column;
    align-items: flex-start;
  }

  .hud {
    gap: 12px;
  }

  .hud-main {
    gap: 4px;
  }

  .value {
    font-size: 1.15rem;
    line-height: 1.05;
  }

  .pill,
  .chip {
    padding: 8px 10px;
  }

  .hud-stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    width: 100%;
    gap: 8px;
  }

  .hud-stats .chip {
    min-width: 0;
    justify-content: space-between;
  }

  .hud-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    width: 100%;
    gap: 8px;
  }

  .hud-actions button,
  .run-toolbar button {
    width: 100%;
    min-height: 48px;
  }

  .run-toolbar {
    gap: 10px;
  }

  .run-toolbar-actions {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    width: 100%;
    gap: 8px;
  }

  .stage-flow-status {
    font-size: 0.82rem;
  }

  .status-bar {
    gap: 4px;
    padding-inline: 2px;
  }

  .status-message,
  .action-callout,
  .medal-targets {
    font-size: 0.86rem;
  }

  #autoplay-status,
  .audio-reactor-shell {
    display: none;
  }

  .game-frame {
    padding: 10px;
    border-radius: 18px;
  }

  #game-canvas {
    width: 100%;
    max-height: min(46svh, 56vw);
    border-radius: 16px;
  }

  .level-selector {
    max-height: 30svh;
  }

  .touch-utility-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .touch-shell {
    position: sticky;
    bottom: max(8px, env(safe-area-inset-bottom));
    z-index: 5;
    gap: 10px;
    padding: 12px;
    border-radius: 18px;
    background: linear-gradient(180deg, rgba(14, 8, 28, 0.94), rgba(9, 4, 18, 0.96));
    box-shadow:
      0 16px 44px rgba(0, 0, 0, 0.34),
      0 0 0 1px rgba(255, 255, 255, 0.03) inset;
  }

  .touch-utility-row button,
  .touch-controls button {
    min-height: 56px;
    font-size: 0.9rem;
    padding: 14px 12px;
  }

  .touch-controls {
    grid-template-columns: 1fr 1.2fr 1fr;
    gap: 8px;
  }

  .touch-controls button:nth-child(2) {
    min-height: 64px;
    font-size: 1rem;
  }

  .touch-hint {
    font-size: 0.8rem;
    text-align: center;
  }

  .mobile-settings-button {
    top: 12px;
    right: 12px;
    min-height: 40px;
    padding-inline: 12px;
    font-size: 0.68rem;
  }

  .mobile-settings-panel {
    top: 58px;
    right: 10px;
    inline-size: calc(100% - 20px);
    padding: 14px;
    border-radius: 18px;
  }

  .sidebar .hero,
  .sidebar .gallery,
  .sidebar .feature-panel {
    display: none;
  }
}

@media (max-width: 480px) {
  .hud-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .run-toolbar-actions {
    grid-template-columns: 1fr;
  }

  .touch-controls {
    grid-template-columns: 1fr;
  }

  .touch-controls button,
  .touch-controls button:nth-child(2) {
    min-height: 58px;
  }

  .touch-controls[data-layout="left"] button:first-child,
  .touch-controls[data-layout="left"] button:last-child,
  .touch-controls[data-layout="left"] button:nth-child(2) {
    order: initial;
  }

  .overlay {
    inset: 10px;
    padding: 18px;
    border-radius: 18px;
  }

  .overlay-title {
    font-size: 1.3rem;
  }

  .overlay-actions {
    flex-direction: column;
  }

  .overlay-actions button {
    width: 100%;
  }
}