/* =========================================
   DON'T FALL — RESPONSIVE LAYOUT
   css/responsive.css
   ========================================= */

/*
  IMPORTANT:
  - Keep the main visual design in main.css.
  - Do not globally remove menu padding.
  - Do not change navigation or unlock logic.
  - Adapt only the layout to the viewport.
*/

/* =========================================
   FULLSCREEN BASE
   ========================================= */

html,
body {
  max-width: 100%;
  min-width: 0;
}

.app,
.game-card,
.canvas-wrap {
  min-width: 0;
  min-height: 0;
}

#gameCanvas {
  max-width: 100%;
  max-height: 100%;
}

#overlay.overlay {
  min-width: 0;
  min-height: 0;
  max-width: 100%;
}

.menu-shell,
.menu-main,
.menu-side {
  min-width: 0;
}

.menu-copy,
.menu-title,
.stage-preview-title,
.stage-preview-description {
  overflow-wrap: anywhere;
}

/* =========================================
   MAIN MENU
   ========================================= */

/* Preserve the desktop two-column layout by default. */

#overlay.is-main-menu .menu-shell {
  min-width: 0;
}

.menu-actions {
  min-width: 0;
}

.menu-navigation {
  min-width: 0;
}

.menu-nav-button {
  min-width: 0;
  overflow-wrap: anywhere;
}

/* =========================================
   HAMBURGER SIDEBAR
   ========================================= */

.menu-sidebar {
  min-width: 0;
  max-width: 100%;
}

.menu-sidebar-toggle {
  flex-shrink: 0;
}

.menu-sidebar-content {
  min-width: 0;
  overscroll-behavior-y: contain;
  -webkit-overflow-scrolling: touch;
}

.menu-sidebar .menu-navigation {
  min-width: 0;
}

.menu-sidebar .menu-nav-button,
.menu-sidebar .menu-home-button {
  min-width: 0;
  overflow-wrap: anywhere;
}

.menu-extra {
  min-width: 0;
  max-width: 100%;
}

/* =========================================
   CHARACTER SELECT
   ========================================= */

/* Header: home | title | wallet.
   Keep it separate from the scrolling card grid. */

.character-screen-header {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr) 110px;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
  width: 100%;
  min-width: 0;
}

.character-screen-title {
  min-width: 0;
  overflow-wrap: anywhere;
  text-align: center;
}

.character-home-button {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  padding: 8px;
  min-width: 0;
  border: 1px solid rgba(181, 247, 71, 0.38);
  border-radius: 8px;
  background: #1b2218;
  color: #b5f747;
  cursor: pointer;
}

.character-home-button img {
  display: block;
  width: 20px;
  height: 20px;
  flex: 0 0 20px;
  object-fit: contain;
  filter: invert(82%) sepia(72%) saturate(579%) hue-rotate(31deg) brightness(106%) contrast(96%);
}

/* Cards remain equal-sized and scroll vertically. */

.menu-option canvas.character-preview {
  max-width: 100%;
  object-fit: contain;
}

.menu-option-name,
.menu-option-status,
.menu-option-price {
  max-width: 100%;
  overflow-wrap: anywhere;
}

/* Give standalone screens the full overlay instead of the narrow menu layout. */
#overlay.has-scrollable-page:has(.character-selection),
#overlay.has-scrollable-page:has(.inventory-panel),
#overlay.has-scrollable-page:has(.menu-achievements),
#overlay.has-scrollable-page:has(.menu-records),
#overlay.has-scrollable-page:has(.ai-leaderboard-screen),
#overlay.has-scrollable-page:has(.menu-settings-screen),
#overlay.has-scrollable-page:has(.how-to-play-screen),
#overlay.has-scrollable-page:has(.stage-selection) {
  align-items: stretch;
  padding: 0;
  overflow: hidden;
  scrollbar-gutter: auto;
  background:
    radial-gradient(
      ellipse at 78% 34%,
      rgba(113, 151, 62, 0.12),
      transparent 44%
    ),
    linear-gradient(120deg, #10150f, #1b2317);
}

#overlay.has-scrollable-page:has(.character-selection) .menu-shell,
#overlay.has-scrollable-page:has(.inventory-panel) .menu-shell,
#overlay.has-scrollable-page:has(.menu-achievements) .menu-shell,
#overlay.has-scrollable-page:has(.menu-records) .menu-shell,
#overlay.has-scrollable-page:has(.ai-leaderboard-screen) .menu-shell,
#overlay.has-scrollable-page:has(.menu-settings-screen) .menu-shell,
#overlay.has-scrollable-page:has(.how-to-play-screen) .menu-shell,
#overlay.has-scrollable-page:has(.stage-selection) .menu-shell {
  display: block;
  width: 100%;
  height: 100%;
  max-width: none;
  min-height: 0;
  margin: 0;
}

#overlay.has-scrollable-page:has(.character-selection) .menu-main,
#overlay.has-scrollable-page:has(.inventory-panel) .menu-main,
#overlay.has-scrollable-page:has(.menu-achievements) .menu-main,
#overlay.has-scrollable-page:has(.menu-records) .menu-main,
#overlay.has-scrollable-page:has(.ai-leaderboard-screen) .menu-main,
#overlay.has-scrollable-page:has(.menu-settings-screen) .menu-main,
#overlay.has-scrollable-page:has(.how-to-play-screen) .menu-main,
#overlay.has-scrollable-page:has(.stage-selection) .menu-main {
  width: 100%;
  height: 100%;
  min-height: 0;
}

#overlay.has-scrollable-page:has(.character-selection) .menu-kicker,
#overlay.has-scrollable-page:has(.character-selection) .menu-title,
#overlay.has-scrollable-page:has(.character-selection) .menu-copy,
#overlay.has-scrollable-page:has(.character-selection) .menu-home-button,
#overlay.has-scrollable-page:has(.inventory-panel) .menu-kicker,
#overlay.has-scrollable-page:has(.inventory-panel) .menu-title,
#overlay.has-scrollable-page:has(.inventory-panel) .menu-copy,
#overlay.has-scrollable-page:has(.inventory-panel) .menu-home-button,
#overlay.has-scrollable-page:has(.menu-achievements) .menu-kicker,
#overlay.has-scrollable-page:has(.menu-achievements) .menu-title,
#overlay.has-scrollable-page:has(.menu-achievements) .menu-copy,
#overlay.has-scrollable-page:has(.menu-achievements) .menu-home-button,
#overlay.has-scrollable-page:has(.menu-records) .menu-kicker,
#overlay.has-scrollable-page:has(.menu-records) .menu-title,
#overlay.has-scrollable-page:has(.menu-records) .menu-copy,
#overlay.has-scrollable-page:has(.menu-records) .menu-home-button,
#overlay.has-scrollable-page:has(.ai-leaderboard-screen) .menu-kicker,
#overlay.has-scrollable-page:has(.ai-leaderboard-screen) .menu-title,
#overlay.has-scrollable-page:has(.ai-leaderboard-screen) .menu-copy,
#overlay.has-scrollable-page:has(.ai-leaderboard-screen) .menu-home-button,
#overlay.has-scrollable-page:has(.menu-settings-screen) .menu-kicker,
#overlay.has-scrollable-page:has(.menu-settings-screen) .menu-title,
#overlay.has-scrollable-page:has(.menu-settings-screen) .menu-copy,
#overlay.has-scrollable-page:has(.menu-settings-screen) .menu-home-button,
#overlay.has-scrollable-page:has(.how-to-play-screen) .menu-kicker,
#overlay.has-scrollable-page:has(.how-to-play-screen) .menu-title,
#overlay.has-scrollable-page:has(.how-to-play-screen) .menu-copy,
#overlay.has-scrollable-page:has(.how-to-play-screen) .menu-home-button,
#overlay.has-scrollable-page:has(.stage-selection) .menu-kicker,
#overlay.has-scrollable-page:has(.stage-selection) .menu-title,
#overlay.has-scrollable-page:has(.stage-selection) .menu-copy,
#overlay.has-scrollable-page:has(.stage-selection) .menu-home-button {
  display: none !important;
}

#overlay.has-scrollable-page:has(.character-selection) .menu-page-container,
#overlay.has-scrollable-page:has(.inventory-panel) .menu-page-container,
#overlay.has-scrollable-page:has(.menu-achievements) .menu-page-container,
#overlay.has-scrollable-page:has(.menu-records) .menu-page-container,
#overlay.has-scrollable-page:has(.ai-leaderboard-screen) .menu-page-container,
#overlay.has-scrollable-page:has(.menu-settings-screen) .menu-page-container,
#overlay.has-scrollable-page:has(.how-to-play-screen) .menu-page-container,
#overlay.has-scrollable-page:has(.stage-selection) .menu-page-container {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  min-height: 0;
  margin: 0;
}

/* =========================================
   STAGE SELECT — WORLDS AND STAGES
   ========================================= */

.worlds-screen {
  width: 100%;
  max-width: 100%;
  min-width: 0;
  min-height: 0;
}

.worlds-heading,
.worlds-footer,
.worlds-selected-stage {
  min-width: 0;
  max-width: 100%;
}

.worlds-grid,
.world-stages-grid {
  width: 100%;
  min-width: 0;
}

.world-card,
.world-stage-card {
  min-width: 0;
  max-width: 100%;
}

.world-card-title,
.world-card-description,
.world-card-progress,
.world-stage-title,
.world-stage-description,
.world-stage-feature,
.world-stage-difficulty {
  max-width: 100%;
  overflow-wrap: anywhere;
}

.worlds-play-button {
  max-width: 100%;
}

/* =========================================
   HOW TO PLAY AND OTHER SIDEBAR PAGES
   ========================================= */

.menu-page-container,
.how-to-play,
.how-to-play-section,
.how-to-play-controls-grid,
.how-to-play-rules-grid,
.menu-record-list {
  min-width: 0;
  max-width: 100%;
}

.how-to-play-control,
.how-to-play-rule,
.menu-record-row,
.menu-setting-row {
  min-width: 0;
}

.how-to-play-control-label,
.how-to-play-control-description,
.how-to-play-rule-description {
  overflow-wrap: anywhere;
}

/* =========================================
   GAMEPLAY HUD
   ========================================= */

.hud {
  min-width: 0;
  max-width: calc(100% - 40px);
}

.hud-stat {
  min-width: 0;
}

.campaign-progress {
  min-width: 0;
  max-width: calc(100% - 48px);
}

.controls {
  min-width: 0;
  max-width: calc(100% - 48px);
}

.toast {
  white-space: normal;
  text-align: center;
}

/* =========================================
   TABLETS AND SMALL LAPTOPS
   ========================================= */

@media (max-width: 900px) {
  #overlay.overlay {
    padding: clamp(18px, 4vw, 36px);
  }

  .menu-shell {
    grid-template-columns: minmax(0, 1fr) minmax(190px, 0.8fr);
    gap: clamp(20px, 4vw, 40px);
  }

  #overlay.is-main-menu .menu-shell {
    width: min(100%, 820px);
    max-width: calc(100% - 140px);
    margin-right: 12px;
    margin-left: auto;
    gap: 24px;
  }

  .menu-title {
    font-size: clamp(52px, 8vw, 84px);
  }

  .menu-side {
    padding-left: 20px;
  }

  .menu-option-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    grid-auto-rows: 140px;
  }

  .worlds-grid,
  .world-stages-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hud {
    gap: 12px;
  }
}

/* =========================================
   PHONES
   ========================================= */

@media (max-width: 600px) {
  #overlay.overlay {
    padding: 16px;
  }

  #overlay.has-scrollable-page {
    padding: 0;
    overflow-x: hidden;
    overflow-y: auto;
  }

  /* Main menu: preserve the sidebar and menu buttons. */

  #overlay.is-main-menu .menu-shell {
    display: block;
    width: 100%;
    max-width: 100%;
    margin: auto;
  }

  #overlay.is-main-menu .menu-main {
    width: 100%;
  }

  #overlay.is-main-menu .menu-title {
    position: static;
    width: auto;
    height: auto;
    overflow: visible;
    clip: auto;
    clip-path: none;
    white-space: normal;
    font-size: clamp(48px, 13vw, 76px);
  }

  .menu-kicker {
    margin-bottom: 20px;
  }

  .menu-copy {
    max-width: 34ch;
  }

  .menu-actions {
    width: min(100%, 400px);
    gap: 12px;
  }

  .menu-actions > .primary-button,
  .menu-actions > .menu-secondary {
    width: 100%;
    min-height: 52px;
    justify-content: center;
    padding-right: 18px;
    padding-left: 18px;
    text-align: center;
    touch-action: manipulation;
  }

  .menu-actions > .primary-button {
    justify-content: space-between;
  }

  .menu-actions > .menu-secondary {
    min-height: 48px;
  }

  /* Stage preview can use the remaining vertical space. */

  .menu-side {
    margin-top: 26px;
    padding-top: 20px;
    padding-left: 0;
    border-top: 1px solid rgba(231, 240, 221, 0.16);
    border-left: 0;
  }

  .menu-sidebar {
    top: 12px;
    max-height: calc(100dvh - 24px);
  }

  #overlay:not(.is-main-menu) .menu-sidebar {
    top: 62px;
  }

  .menu-sidebar-content {
    max-height: calc(100dvh - 24px);
    padding: 14px 12px;
  }

  /* Characters: compact header and two-column cards. */

  .character-screen-header {
    grid-template-columns: 40px minmax(0, 1fr) 88px;
    gap: 6px;
  }

  .character-screen-title {
    font-size: clamp(12px, 3.5vw, 18px);
  }

  .character-home-button {
    width: 38px;
    height: 38px;
  }

  .character-wallet {
    padding: 5px;
  }

  .character-wallet span {
    font-size: 8px;
  }

  .character-wallet strong {
    font-size: 10px;
  }

  .menu-option-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-auto-rows: 132px;
    gap: 8px;
    padding: 8px;
  }

  /* Stage Select: keep both grids readable. */

  .worlds-screen {
    gap: 12px;
  }

  .worlds-grid,
  .world-stages-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }

  .world-card,
  .world-stage-card {
    padding: 10px;
  }

  .worlds-footer {
    align-items: stretch;
    flex-direction: column;
  }

  .worlds-play-button {
    width: 100%;
  }

  /* HUD: compact without affecting the game canvas. */

  .hud {
    top: 10px;
    left: 10px;
    grid-template-columns: repeat(4, minmax(0, 1fr)) auto;
    gap: 7px;
    width: calc(100% - 20px);
    max-width: none;
    min-height: 52px;
    padding: 7px;
  }

  .hud small,
  .hud-stat small {
    font-size: 7px;
    letter-spacing: 0.04em;
  }

  .hud strong,
  .hud-stat strong {
    font-size: 11px;
  }

  .coin-counter #coinValue {
    font-size: 12px;
  }

  .coin-icon {
    width: 12px;
    height: 12px;
    flex-basis: 12px;
  }

  .coin-total {
    font-size: 9px;
  }

  .coin-lifetime {
    font-size: 7px;
  }

  .pause-button {
    width: 32px;
    height: 32px;
  }

  .campaign-progress {
    top: 84px;
    right: 10px;
    bottom: auto;
    left: 10px;
    width: auto;
    max-width: none;
    padding: 8px 10px;
  }

  .controls {
    left: 10px;
    right: 10px;
    bottom: max(12px, env(safe-area-inset-bottom));
    max-width: none;
  }

  .touch-controls {
    gap: 6px;
  }

  .touch-controls button {
    min-width: 44px;
    min-height: 44px;
    padding: 0 10px;
  }

  .touch-controls button.jump {
    min-width: 82px;
  }
}

/* =========================================
   VERY NARROW PHONES
   ========================================= */

@media (max-width: 380px) {
  #overlay.overlay {
    padding: 12px;
  }

  #overlay.has-scrollable-page {
    padding: 0;
  }

  .menu-title {
    font-size: clamp(42px, 12vw, 58px);
  }

  .menu-coin-hud {
    top: 8px;
    right: 8px;
    width: min(210px, calc(100vw - 16px));
    padding: 8px 10px;
  }

  .menu-coin-hud strong {
    font-size: 16px;
  }

  .character-screen-header {
    grid-template-columns: 36px minmax(0, 1fr) 78px;
    gap: 4px;
  }

  .character-home-button {
    width: 34px;
    height: 34px;
  }

  .character-screen-title {
    font-size: 11px;
    letter-spacing: 0.03em;
  }

  .character-wallet span {
    font-size: 7px;
  }

  .character-wallet strong {
    font-size: 9px;
  }

  .menu-option-grid {
    grid-auto-rows: 132px;
    gap: 6px;
    padding: 6px;
  }

  .menu-option {
    padding: 8px;
  }

  .menu-option canvas.character-preview {
    width: 32px;
    height: 38px;
  }

  .worlds-grid,
  .world-stages-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .hud {
    gap: 4px;
    padding: 6px;
  }

  .hud strong,
  .hud-stat strong {
    font-size: 10px;
  }
}

/* =========================================
   SHORT VIEWPORTS AND LANDSCAPE PHONES
   ========================================= */

@media (max-height: 500px) {
  #overlay.overlay {
    padding-top: 12px;
    padding-bottom: 12px;
  }

  #overlay.has-scrollable-page {
    align-items: flex-start;
  }

  #overlay.has-scrollable-page .menu-shell {
    margin-top: 12px;
    margin-bottom: 12px;
  }

  .menu-kicker {
    margin-bottom: 12px;
  }

  .menu-title {
    margin-bottom: 16px;
    font-size: clamp(42px, 8vh, 70px);
  }

  .menu-copy {
    margin-bottom: 16px;
  }

  .menu-footnote {
    margin-top: 14px;
  }

  .character-screen-header {
    min-height: 56px;
  }

  .menu-option-grid {
    grid-auto-rows: 132px;
  }

  .menu-sidebar-content {
    max-height: calc(100dvh - 16px);
    padding-top: 10px;
    padding-bottom: 10px;
  }

  .hud {
    top: 6px;
  }

  .campaign-progress {
    bottom: 8px;
  }

  .controls {
    bottom: 8px;
  }
}

/* =========================================
   TOUCH DEVICES
   ========================================= */

@media (hover: none) and (pointer: coarse) {
  .menu-sidebar {
    transition: none;
  }

  /* Use the existing is-open class for touch navigation.
     Hover alone should not be required to open the sidebar. */

  .menu-sidebar-toggle {
    touch-action: manipulation;
  }

  .menu-nav-button,
  .menu-option,
  .world-card,
  .world-stage-card,
  .primary-button,
  .menu-secondary {
    min-height: 42px;
    touch-action: manipulation;
  }

  .touch-controls {
    display: flex;
  }

  .keyboard-controls {
    display: none;
  }
}

/* =========================================
   REDUCED MOTION
   ========================================= */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Keep desktop navigation visible without a menu toggle. */
@media (min-width: 901px) {
  .menu-sidebar,
  .menu-sidebar:hover,
  .menu-sidebar:focus-within,
  .menu-sidebar.is-open {
    width: min(270px, calc(100% - 18px));
    overflow: visible;
  }

  .menu-sidebar-toggle {
    display: none;
  }

  .menu-sidebar-content,
  .menu-sidebar:hover .menu-sidebar-content,
  .menu-sidebar:focus-within .menu-sidebar-content,
  .menu-sidebar.is-open .menu-sidebar-content {
    flex: 1 1 auto;
    width: 100%;
    margin-left: 0;
    visibility: visible;
    transition: none;
  }
}

/* Small screens use the hamburger to open a dedicated navigation screen. */
@media (max-width: 900px) {
  .menu-sidebar-heading {
    display: none;
  }

  .menu-sidebar,
  .menu-sidebar:hover,
  .menu-sidebar:focus-within,
  .menu-sidebar.is-open {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: block;
    width: 100%;
    max-width: none;
    max-height: none;
    height: 100vh;
    height: 100dvh;
    overflow: visible;
    background: transparent;
    pointer-events: none;
  }

  .menu-sidebar-toggle {
    position: fixed;
    top: 12px;
    left: 12px;
    z-index: 1001;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    padding: 0;
    border: 1px solid rgba(181, 247, 71, 0.4);
    border-radius: 10px;
    background: rgba(27, 34, 24, 0.96);
    pointer-events: auto;
    touch-action: manipulation;
  }

  .menu-sidebar-label {
    display: none;
  }

  .menu-sidebar .menu-sidebar-icon {
    position: static;
    display: block;
    flex: 0 0 24px;
    width: 24px;
    height: 24px;
    margin: 0;
    object-fit: contain;
    background: none;
    filter: invert(82%) sepia(72%) saturate(579%) hue-rotate(31deg) brightness(106%) contrast(96%);
  }

  .menu-sidebar-toggle::before,
  .menu-sidebar-toggle::after {
    position: absolute;
    width: 22px;
    height: 2px;
    border-radius: 2px;
    background: var(--accent);
    content: "";
    opacity: 0;
    transition: transform 180ms ease, opacity 180ms ease;
  }

  .menu-sidebar.is-open .menu-sidebar-toggle {
    top: 0;
    right: 0;
    left: auto;
    z-index: 1002;
    width: 56px;
    height: 56px;
    border-color: transparent;
    border-radius: 0 0 0 12px;
    background: transparent;
  }

  .menu-sidebar.is-open .menu-sidebar-icon {
    visibility: hidden;
  }

  .menu-sidebar.is-open .menu-sidebar-toggle::before,
  .menu-sidebar.is-open .menu-sidebar-toggle::after {
    opacity: 1;
  }

  .menu-sidebar.is-open .menu-sidebar-toggle::before {
    transform: rotate(45deg);
  }

  .menu-sidebar.is-open .menu-sidebar-toggle::after {
    transform: rotate(-45deg);
  }

  .menu-sidebar-content {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    flex: none;
    flex-direction: column;
    width: 100%;
    max-width: none;
    height: 100vh;
    height: 100dvh;
    max-height: none;
    min-height: 0;
    margin: 0;
    overflow-x: hidden;
    overflow-y: auto;
    border: 0;
    border-radius: 0;
    background: var(--bg);
    padding: 0 20px 24px;
    transform: translateX(-100%);
    align-items: center;
    visibility: hidden;
    pointer-events: none;
    transition: transform 220ms ease, visibility 0s linear 220ms;
  }

  .menu-sidebar-heading {
    position: sticky;
    top: 0;
    z-index: 2;
    display: block;
    flex: 0 0 auto;
    width: calc(100% + 40px);
    margin: 0 0 16px;
    padding: max(16px, env(safe-area-inset-top)) 72px 14px;
    border-bottom: 1px solid rgba(181, 247, 71, 0.3);
    background: var(--bg);
    color: var(--text);
    font-size: 16px;
    font-weight: 900;
    letter-spacing: 0.14em;
    line-height: 28px;
    text-align: center;
  }

  .menu-sidebar:not(.is-open) .menu-sidebar-content {
    visibility: hidden;
    pointer-events: none;
  }

  .menu-sidebar.is-open .menu-sidebar-content {
    transform: translateX(0);
    visibility: visible;
    pointer-events: auto;
    transition-delay: 0s;
  }

  .menu-sidebar .menu-navigation {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    align-self: center;
    gap: 12px;
    width: min(100%, 480px);
    min-width: 0;
    margin-top: 0;
    padding: clamp(12px, 3vw, 18px);
    border: 1px solid rgba(181, 247, 71, 0.24);
    border-radius: 14px;
    background: rgba(27, 34, 24, 0.88);
    box-shadow:
      0 18px 48px rgba(0, 0, 0, 0.38),
      inset 0 1px 0 rgba(255, 255, 255, 0.04);
  }

  .menu-sidebar .menu-nav-button {
    box-sizing: border-box;
    width: 100%;
    min-width: 0;
    max-width: none;
    min-height: 54px;
  }

  .menu-sidebar[hidden] {
    display: none !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  .menu-sidebar {
    transition: none;
  }
}

/* Mobile gameplay HUD: progress above the playfield and controls at both sides. */
@media (max-width: 900px) {
  .hud {
    top: 10px;
    right: auto;
    left: 10px;
    width: calc(68% - 20px);
    max-width: none;
    gap: 6px;
  }

  .campaign-progress {
    top: 10px;
    right: 10px;
    bottom: auto;
    left: auto;
    width: calc(32% - 20px);
    max-width: none;
    gap: 6px;
    padding: 8px 9px;
  }

  .campaign-progress-meta {
    gap: 5px;
    font-size: clamp(6px, 0.9vw, 8px);
    letter-spacing: 0.04em;
  }

  .campaign-progress-meta span {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .campaign-progress-meta strong {
    flex: 0 0 auto;
    font-size: 9px;
  }

  .campaign-progress-track {
    height: 4px;
  }

}

@media (max-width: 600px) {
  .hud {
    width: calc(62% - 20px);
    gap: 4px;
    padding: 7px 6px;
  }

  .hud small,
  .hud-stat small {
    font-size: 6px;
    letter-spacing: 0.02em;
  }

  .hud strong,
  .hud-stat strong {
    font-size: 10px;
  }

  .coin-lifetime {
    display: none;
  }

  .campaign-progress {
    width: calc(38% - 20px);
    gap: 5px;
    padding: 7px 7px;
  }
}

@media (max-width: 900px) and (hover: none) and (pointer: coarse) {
  .controls {
    display: block;
    right: 10px;
    bottom: max(12px, env(safe-area-inset-bottom));
    left: 10px;
    max-width: none;
  }

  .controls .touch-controls {
    display: grid;
    grid-template-columns: 54px 54px minmax(0, 1fr);
    justify-content: stretch;
    width: 100%;
    min-width: 0;
    gap: 8px;
  }

  .touch-controls button {
    width: 54px;
    min-width: 54px;
    min-height: 56px;
    padding: 0;
  }

  .touch-controls button[data-control="left"] {
    grid-column: 1;
    grid-row: 1;
  }

  .touch-controls button[data-control="right"] {
    grid-column: 2;
    grid-row: 1;
  }

  .touch-controls button.jump {
    grid-column: 3;
    grid-row: 1;
    justify-self: end;
    width: min(100%, 116px);
    min-width: 0;
    min-height: 56px;
  }
}

@media (max-width: 380px) and (hover: none) and (pointer: coarse) {
  .controls {
    bottom: max(8px, env(safe-area-inset-bottom));
  }

  .controls .touch-controls {
    grid-template-columns: 50px 50px minmax(0, 1fr);
    gap: 6px;
  }

  .touch-controls button {
    width: 50px;
    min-width: 50px;
  }

  .touch-controls button.jump {
    width: min(100%, 104px);
  }
}

/* ========================================
   GAME OVER — RESPONSIVE LAYOUT
======================================== */

/* Phones */
@media (max-width: 600px) {
  .game-over-screen {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    min-height: 100vh;
    min-height: 100dvh;
  }

  .game-over-panel {
    width: 100%;
    padding: clamp(18px, 5vw, 26px);
    border-radius: 16px;
  }

  .game-over-icon {
    font-size: clamp(28px, 8vw, 40px);
  }

  .game-over-label {
    font-size: clamp(11px, 3vw, 13px);
  }

  .game-over-panel h1 {
    font-size: clamp(28px, 8vw, 40px);
    line-height: 1.1;
    overflow-wrap: anywhere;
  }

  .game-over-message {
    font-size: clamp(13px, 3.6vw, 15px);
    line-height: 1.5;
  }

  .game-over-stats {
    gap: 8px;
  }

  .game-over-buttons {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .game-over-buttons button {
    width: 100%;
    min-height: 48px;
  }
}

/* Short screens and landscape phones */
@media (max-width: 900px) and (max-height: 500px) {
  .game-over-screen {
    align-items: flex-start;
    padding: 12px;
  }

  .game-over-panel {
    width: min(100%, 520px);
    padding: 16px;
  }

  .game-over-panel h1 {
    font-size: clamp(24px, 5vh, 32px);
  }

  .game-over-icon {
    margin-bottom: 6px;
  }

  .game-over-message {
    margin-block: 8px;
  }

  .game-over-stats {
    gap: 8px;
  }

  .game-over-buttons {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }
}

/* Very narrow phones */
@media (max-width: 360px) {
  .game-over-screen {
    padding: 10px;
  }

  .game-over-panel {
    padding: 16px;
  }

  .game-over-stats {
    grid-template-columns: 1fr;
  }

  .game-over-buttons button {
    font-size: 12px;
  }
}

/* Reduced motion accessibility */
@media (prefers-reduced-motion: reduce) {
  .game-over-screen,
  .game-over-panel,
  .game-over-buttons button {
    animation: none !important;
    transition: none !important;
  }
}

/* ========================================
   STAGE COMPLETE — RESPONSIVE
======================================== */

@media (max-width: 700px) {
  .stage-complete-screen {
    position: fixed;
    inset: 0;
    z-index: 2000;
    box-sizing: border-box;
    width: 100%;
    height: 100vh;
    height: 100dvh;
    padding: 14px;
    overflow-y: auto;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    overscroll-behavior: contain;
  }

  .stage-complete-panel {
    box-sizing: border-box;
    width: 100%;
    max-width: 440px;
    min-width: 0;
    margin: auto 0;
    padding: clamp(16px, 4vw, 24px);
    gap: 12px;
  }

  .stage-complete-trophy {
    font-size: clamp(34px, 9vw, 52px);
  }

  .stage-complete-label,
  .stage-complete-rating-label {
    font-size: clamp(10px, 2.8vw, 12px);
    letter-spacing: 0.12em;
  }

  #stage-complete-title {
    font-size: clamp(24px, 7vw, 36px);
    line-height: 1.1;
    overflow-wrap: anywhere;
  }

  .stage-complete-message,
  .stage-complete-rating-message {
    font-size: clamp(12px, 3.4vw, 15px);
    line-height: 1.5;
  }

  .stage-complete-badge {
    width: 100%;
    box-sizing: border-box;
  }

  .stage-complete-rating {
    width: 100%;
    box-sizing: border-box;
  }

  .stage-complete-stars {
    gap: clamp(8px, 4vw, 18px);
    justify-content: center;
  }

  .stage-complete-star {
    font-size: clamp(28px, 8vw, 40px);
  }

  .stage-complete-best-stars {
    font-size: clamp(10px, 2.8vw, 12px);
  }

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

  .stage-complete-stat {
    box-sizing: border-box;
    min-width: 0;
    padding: 10px 8px;
  }

  .stage-complete-stat > span {
    font-size: clamp(9px, 2.5vw, 11px);
    overflow-wrap: anywhere;
  }

  .stage-complete-stat strong {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 5px;
    font-size: clamp(15px, 4vw, 20px);
  }

  .stage-complete-icon,
  .stage-complete-wallet-icon {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
  }

  .stage-complete-buttons {
    display: flex;
    flex-direction: column;
    gap: 10px;
    width: 100%;
  }

  .stage-complete-buttons button {
    box-sizing: border-box;
    width: 100%;
    min-width: 0;
    min-height: 48px;
    justify-content: center;
    white-space: normal;
    overflow-wrap: anywhere;
  }
}

/* Very narrow phones */
@media (max-width: 380px) {
  .stage-complete-screen {
    padding: 8px;
  }

  .stage-complete-panel {
    padding: 14px;
    gap: 9px;
  }

  .stage-complete-stats {
    grid-template-columns: minmax(0, 1fr);
  }

  .stage-complete-stat {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
  }
}

/* Short screens and landscape phones */
@media (max-width: 900px) and (max-height: 500px) {
  .stage-complete-screen {
    align-items: flex-start;
    padding: 8px;
  }

  .stage-complete-panel {
    max-width: 600px;
    margin: 0 auto;
    padding: 12px 18px;
    gap: 8px;
  }

  .stage-complete-trophy {
    font-size: 28px;
  }

  #stage-complete-title {
    font-size: clamp(22px, 4vw, 30px);
  }

  .stage-complete-buttons {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .stage-complete-screen,
  .stage-complete-panel {
    scroll-behavior: auto;
    animation: none;
    transition: none;
  }
}

/* Keep the pause dialog centered above the blurred game. */
#overlay.is-pause-menu {
  align-items: center;
  justify-content: center;
  padding: max(20px, env(safe-area-inset-top))
    max(20px, env(safe-area-inset-right))
    max(20px, env(safe-area-inset-bottom))
    max(20px, env(safe-area-inset-left));
  overflow-x: hidden;
  overflow-y: hidden;
  background: rgba(17, 21, 15, 0.58);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}

#overlay.is-pause-menu .menu-shell {
  display: block;
  flex: 0 0 auto;
  width: min(100%, 440px);
  max-width: 100%;
  min-height: 0;
  margin: auto;
}

#overlay.is-pause-menu .menu-main {
  width: 100%;
  padding: clamp(24px, 5vw, 36px);
  border: 1px solid rgba(181, 247, 71, 0.28);
  border-radius: 16px;
  background: rgba(17, 21, 15, 0.94);
  box-shadow:
    0 24px 64px rgba(0, 0, 0, 0.48),
    0 0 0 1px rgba(255, 255, 255, 0.035);
}

#overlay.is-pause-menu .menu-side,
#overlay.is-pause-menu .menu-sidebar {
  display: none;
}

#overlay.is-pause-menu .menu-kicker,
#overlay.is-pause-menu .menu-title,
#overlay.is-pause-menu .menu-copy,
#overlay.is-pause-menu .menu-footnote {
  text-align: center;
}

#overlay.is-pause-menu .menu-kicker {
  justify-content: center;
  margin-bottom: 18px;
  text-align: center;
}

#overlay.is-pause-menu .menu-title {
  max-width: none;
  margin-bottom: 16px;
  font-size: clamp(36px, 7vw, 52px);
  letter-spacing: -0.06em;
  line-height: 0.95;
}

#overlay.is-pause-menu .menu-copy {
  max-width: 34ch;
  margin-bottom: 24px;
  margin-right: auto;
  margin-left: auto;
  font-size: 14px;
  line-height: 1.65;
}

#overlay.is-pause-menu .menu-actions {
  align-items: center;
  width: min(100%, 320px);
  margin-right: auto;
  margin-left: auto;
}

#overlay.is-pause-menu .menu-actions > button {
  width: 100%;
  justify-content: center;
  text-align: center;
}

#overlay.is-pause-menu .menu-footnote {
  display: none;
}

@media (max-width: 600px) {
  #overlay.is-pause-menu {
    padding: max(16px, env(safe-area-inset-top))
      max(16px, env(safe-area-inset-right))
      max(16px, env(safe-area-inset-bottom))
      max(16px, env(safe-area-inset-left));
  }
}

@media (max-height: 500px) {
  #overlay.is-pause-menu {
    padding: max(8px, env(safe-area-inset-top))
      max(12px, env(safe-area-inset-right))
      max(8px, env(safe-area-inset-bottom))
      max(12px, env(safe-area-inset-left));
  }

  #overlay.is-pause-menu .menu-shell {
    width: min(100%, 440px);
    margin: auto;
  }

  #overlay.is-pause-menu .menu-main {
    padding: 12px 20px;
  }

  #overlay.is-pause-menu .menu-kicker {
    margin-bottom: 6px;
    font-size: 8px;
    line-height: 1.3;
  }

  #overlay.is-pause-menu .menu-title {
    margin-bottom: 6px;
    font-size: clamp(28px, 6vh, 36px);
  }

  #overlay.is-pause-menu .menu-copy {
    margin-bottom: 10px;
    font-size: 12px;
    line-height: 1.35;
  }

  #overlay.is-pause-menu .menu-actions {
    gap: 6px;
  }

  #overlay.is-pause-menu .primary-button {
    min-height: 40px;
  }

  #overlay.is-pause-menu .menu-secondary {
    min-height: 34px;
  }
}

/* ========================================
   SPLASH SCREEN — RESPONSIVE
   ======================================== */

/* Tablets and mobile */
@media (max-width: 768px) {
  .splash-screen {
    min-height: 100vh;
    min-height: 100dvh;
    overflow: hidden;
    padding:
      max(16px, env(safe-area-inset-top))
      max(18px, env(safe-area-inset-right))
      max(16px, env(safe-area-inset-bottom))
      max(18px, env(safe-area-inset-left));
  }

  .splash-screen__topbar {
    gap: 12px;
    width: 100%;
  }

  .splash-screen__brand {
    min-width: 0;
    gap: 8px;
    font-size: clamp(12px, 3.5vw, 16px);
  }

  .splash-screen__brand-icon {
    width: clamp(24px, 6vw, 34px);
    height: auto;
    object-fit: contain;
  }

  .splash-screen__status {
    flex-shrink: 0;
    font-size: clamp(8px, 2.2vw, 10px);
    letter-spacing: 0.08em;
  }

  .splash-screen__content {
    width: 100%;
    max-width: 520px;
    margin-inline: auto;
    padding: 24px 0;
    gap: 0;
  }

  .splash-screen__eyebrow {
    gap: 8px;
    font-size: clamp(8px, 2.3vw, 11px);
    letter-spacing: 0.12em;
    text-align: center;
  }

  .splash-screen__emblem {
    width: clamp(110px, 29vw, 170px);
    height: clamp(110px, 29vw, 170px);
    margin: 24px auto;
  }

  .splash-screen__emblem-core {
    width: 34%;
    height: 34%;
    object-fit: contain;
  }

  .splash-screen__title {
    font-size: clamp(48px, 13vw, 88px);
    line-height: 0.92;
    text-align: center;
    overflow-wrap: anywhere;
  }

  .splash-screen__subtitle {
    max-width: 100%;
    margin-top: 18px;
    font-size: clamp(10px, 2.8vw, 13px);
    line-height: 1.6;
    text-align: center;
    letter-spacing: 0.12em;
  }

  .splash-screen__tags {
    justify-content: center;
    gap: 12px;
    margin-top: 18px;
    font-size: clamp(9px, 2.5vw, 11px);
  }

  .splash-screen__loading {
    position: absolute;
    z-index: 3;
    top: max(76px, calc(env(safe-area-inset-top) + 64px));
    right: max(18px, env(safe-area-inset-right));
    left: max(18px, env(safe-area-inset-left));
    width: min(100% - 36px, 420px);
    margin: 0 auto;
  }

  .splash-screen__loading-labels {
    gap: 12px;
    font-size: clamp(8px, 2.3vw, 10px);
  }

  .splash-screen__loading-status {
    min-width: 0;
  }

  .splash-screen__loading-detail {
    font-size: clamp(8px, 2.2vw, 10px);
    line-height: 1.5;
  }

  .splash-screen__footer {
    width: 100%;
    gap: 10px;
    font-size: 8px;
    letter-spacing: 0.06em;
  }

  .splash-screen__footer-center {
    display: none;
  }

  .splash-screen__particles {
    max-width: 100%;
    pointer-events: none;
  }
}

/* Small phones */
@media (max-width: 380px) {
  .splash-screen {
    padding-inline: 14px;
  }

  .splash-screen__status {
    letter-spacing: 0.04em;
  }

  .splash-screen__content {
    padding-block: 16px;
  }

  .splash-screen__emblem {
    width: 100px;
    height: 100px;
    margin-block: 18px;
  }

  .splash-screen__title {
    font-size: clamp(42px, 12vw, 54px);
  }

  .splash-screen__subtitle {
    margin-top: 14px;
    letter-spacing: 0.07em;
  }

  .splash-screen__tags {
    gap: 9px;
  }

  .splash-screen__loading {
    top: max(70px, calc(env(safe-area-inset-top) + 58px));
  }

  .splash-screen__footer {
    font-size: 7px;
  }
}

/* Short screens and landscape phones */
@media (max-width: 900px) and (max-height: 500px) {
  .splash-screen {
    overflow-y: auto;
  }

  .splash-screen__content {
    padding-block: 12px;
  }

  .splash-screen__emblem {
    width: 76px;
    height: 76px;
    margin-block: 12px;
  }

  .splash-screen__title {
    font-size: clamp(38px, 8vw, 58px);
  }

  .splash-screen__subtitle {
    margin-top: 10px;
  }

  .splash-screen__tags {
    margin-top: 10px;
  }

  .splash-screen__loading {
    top: max(64px, calc(env(safe-area-inset-top) + 52px));
  }

  .splash-screen__footer {
    margin-top: 12px;
  }
}

/* Respect reduced-motion preferences */
@media (prefers-reduced-motion: reduce) {
  .splash-screen__particles {
    opacity: 0.55;
  }
}

/* ========================================
   STAGE SELECT — FULL-SCREEN LAYOUT
======================================== */

.worlds-screen.stage-selection {
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100%;
  min-width: 0;
  min-height: 0;
  margin: 0;
  padding: 0;
  overflow: hidden;
  box-sizing: border-box;
}

/* Fixed header at the top */
.stage-selection > .character-screen-header {
  flex: 0 0 auto;
  width: 100%;
  margin: 0;
  box-sizing: border-box;
}

/* Everything below the header can scroll */
.stage-selection > .worlds-content {
  display: flex;
  flex: 1 1 auto;
  flex-direction: column;
  gap: 12px;
  width: 100%;
  min-width: 0;
  min-height: 0;
  margin: 0;
  padding: 16px;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  box-sizing: border-box;
}

/* World cards: equal-sized grid */
.stage-selection .worlds-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-auto-rows: minmax(170px, auto);
  align-items: stretch;
  gap: 12px;
  width: 100%;
  min-width: 0;
}

.stage-selection .worlds-grid > .world-card {
  display: flex;
  flex-direction: column;
  width: 100%;
  min-width: 0;
  min-height: 170px;
  height: 100%;
  box-sizing: border-box;
}

/* Stage cards: equal-sized grid */
.stage-selection .world-stages-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  grid-auto-rows: minmax(150px, auto);
  align-items: stretch;
  gap: 12px;
  width: 100%;
  min-width: 0;
}

.stage-selection .world-stages-grid > .world-stage-card {
  display: flex;
  flex-direction: column;
  width: 100%;
  min-width: 0;
  min-height: 150px;
  height: 100%;
  box-sizing: border-box;
  overflow-wrap: anywhere;
}

.stage-selection .world-card-title,
.stage-selection .world-card-description,
.stage-selection .world-stage-title,
.stage-selection .world-stage-description {
  max-width: 100%;
  overflow-wrap: anywhere;
}

/* Keep the selected stage and Play button together */
.stage-selection .worlds-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  min-width: 0;
  margin-top: auto;
}

/* Tablets */
@media (max-width: 900px) {
  .stage-selection .worlds-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .stage-selection .world-stages-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* Phones */
@media (max-width: 600px) {
  .stage-selection > .worlds-content {
    padding: 10px;
    gap: 10px;
  }

  .stage-selection .worlds-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-auto-rows: minmax(145px, auto);
    gap: 8px;
  }

  .stage-selection .world-stages-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-auto-rows: minmax(130px, auto);
    gap: 8px;
  }

  .stage-selection .worlds-footer {
    align-items: stretch;
    flex-direction: column;
  }

  .stage-selection .worlds-play-button {
    width: 100%;
    justify-content: center;
  }
}

/* Very narrow phones */
@media (max-width: 360px) {
  .stage-selection > .worlds-content {
    padding: 8px;
  }

  .stage-selection .worlds-grid,
  .stage-selection .world-stages-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* ========================================
   SETTINGS — RESPONSIVE
======================================== */

.menu-settings {
  display: flex;
  flex-direction: column;
  gap: 14px;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  box-sizing: border-box;
}

/* Individual setting rows */
.menu-settings .menu-setting-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  width: 100%;
  min-width: 0;
  box-sizing: border-box;
}

/* Text area */
.menu-settings .menu-setting-copy {
  display: flex;
  flex: 1 1 auto;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.menu-settings .menu-setting-copy strong,
.menu-settings .menu-setting-copy span {
  max-width: 100%;
  overflow-wrap: anywhere;
}

/* ON/OFF toggle */
.menu-settings .menu-setting-toggle {
  flex: 0 0 auto;
  min-width: 64px;
  min-height: 42px;
  touch-action: manipulation;
}

/* Tablets and smaller screens */
@media (max-width: 700px) {
  .menu-settings {
    gap: 12px;
  }

  .menu-settings .menu-setting-row {
    gap: 14px;
  }

  .menu-settings .menu-setting-toggle {
    min-width: 58px;
    min-height: 44px;
  }
}

.menu-settings-screen {
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100%;
  min-width: 0;
  min-height: 0;
  box-sizing: border-box;
  overflow: hidden;
}

.menu-settings-screen .character-screen-header {
  flex: 0 0 auto;
  padding: clamp(8px, 1.5vh, 16px) clamp(10px, 2vw, 24px);
}

.menu-settings-screen .menu-settings {
  flex: 1 1 auto;
  min-height: 0;
  padding: 0 clamp(10px, 2vw, 24px) 16px;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
}

/* Mobile phones */
@media (max-width: 480px) {
  .menu-settings {
    gap: 10px;
  }

  .menu-settings .menu-setting-row {
    gap: 10px;
    padding: 12px;
  }

  .menu-settings .menu-setting-copy {
    gap: 5px;
  }

  .menu-settings .menu-setting-copy strong {
    font-size: 14px;
  }

  .menu-settings .menu-setting-copy span {
    font-size: 12px;
    line-height: 1.45;
  }

  .menu-settings .menu-setting-toggle {
    min-width: 52px;
    min-height: 44px;
    padding-inline: 8px;
  }
}

/* Very narrow phones */
@media (max-width: 340px) {
  .menu-settings .menu-setting-row {
    gap: 8px;
    padding: 9px;
  }

  .menu-settings .menu-setting-copy strong {
    font-size: 12px;
  }

  .menu-settings .menu-setting-copy span {
    font-size: 11px;
  }

  .menu-settings .menu-setting-toggle {
    min-width: 46px;
    min-height: 42px;
  }
}

/* Keep generic menu pages full-width on tablet and mobile. */
@media (max-width: 900px) {
  #overlay.has-scrollable-page:has(.how-to-play) .menu-shell,
  #overlay.has-scrollable-page:has(.menu-record-list) .menu-shell,
  #overlay.has-scrollable-page:has(.menu-settings) .menu-shell {
    display: block;
    width: 100%;
    max-width: none;
    min-height: 0;
    margin: 0;
  }

  #overlay.has-scrollable-page:has(.how-to-play) .menu-main,
  #overlay.has-scrollable-page:has(.menu-record-list) .menu-main,
  #overlay.has-scrollable-page:has(.menu-settings) .menu-main {
    width: 100%;
    min-width: 0;
  }

  #overlay.has-scrollable-page:has(.how-to-play) .menu-side,
  #overlay.has-scrollable-page:has(.menu-record-list) .menu-side,
  #overlay.has-scrollable-page:has(.menu-settings) .menu-side {
    display: none;
  }
}

/* Reserve the fixed top controls and allow the long main menu to scroll. */
@media (max-width: 600px) {
  #overlay.is-main-menu {
    align-items: flex-start;
    overflow-x: hidden;
    overflow-y: auto;
    padding:
      max(78px, calc(env(safe-area-inset-top) + 68px))
      max(12px, env(safe-area-inset-right))
      max(16px, env(safe-area-inset-bottom))
      max(12px, env(safe-area-inset-left));
    overscroll-behavior-y: contain;
  }

  #overlay.is-main-menu .menu-shell {
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
    gap: 0;
  }
}
/* ========================================
   RECORDS — RESPONSIVE
======================================== */

/* Tablets */
@media (max-width: 700px) {
  .menu-record-list {
    gap: 10px;
  }

  .menu-record-list .menu-record-row {
    gap: 12px;
  }

  .menu-record-list .menu-record-row strong {
    max-width: 40%;
  }
}

/* Mobile phones */
@media (max-width: 480px) {
  .menu-record-list {
    gap: 8px;
  }

  .menu-record-list .menu-record-row {
    gap: 10px;
    padding: 12px;
  }

  .menu-record-list .menu-record-row span {
    font-size: 12px;
    line-height: 1.4;
  }

  .menu-record-list .menu-record-row strong {
    max-width: 42%;
    font-size: 13px;
  }
}

/* Very narrow phones */
@media (max-width: 340px) {
  .menu-record-list .menu-record-row {
    gap: 8px;
    padding: 9px;
  }

  .menu-record-list .menu-record-row span {
    font-size: 11px;
  }

  .menu-record-list .menu-record-row strong {
    max-width: 40%;
    font-size: 12px;
  }
}