/* Keep touch controls with the board, including on short landscape screens. */
.game-card { scroll-margin-top: max(12px, env(safe-area-inset-top)); scroll-margin-bottom: max(12px, env(safe-area-inset-bottom)); }
.mobile-controls { -webkit-user-select: none; user-select: none; -webkit-touch-callout: none; }
#board { image-rendering: pixelated; -webkit-user-select: none; user-select: none; -webkit-touch-callout: none; }
.overlay { overscroll-behavior: contain; }
.score-prompt .overlay-content { width: min(100%, 300px); }
.score-prompt #share-result { display: none; }
.score-prompt .result-share-button, .score-prompt #play { width: min(100%, 250px); }
.share-dialog { overscroll-behavior: contain; }
.share-dialog-header { display: flex; align-items: center; justify-content: space-between; gap: 8px; position: sticky; top: -16px; background: var(--paper); z-index: 2; }
.share-dialog-header .close-share { position: static; flex-shrink: 0; width: 44px; height: 44px; }
.mobile-controls button, .game-toolbar button, .header-actions button, .share-options a, .share-options button, .share-tools button { touch-action: manipulation; }
#player-name { font-size: 16px; scroll-margin-block: 80px; }

@media (max-width: 760px), (pointer: coarse) {
  .game-toolbar { padding: 4px 10px; }
  .game-toolbar button { min-width: 44px; min-height: 44px; padding: 6px; }
  .mobile-controls { display: grid; grid-template-columns: repeat(3, 56px); grid-template-rows: 48px 48px auto; gap: 5px; justify-content: center; width: 100%; padding: 2px 0 10px; touch-action: manipulation; }
  .mobile-controls button { min-height: 48px; border: 1px solid #c8cfbb; border-bottom: 3px solid #b9c1aa; border-radius: 8px; background: #e8edde; font-size: 25px; }
  .mobile-controls .up { grid-area: 1/2; }
  .mobile-controls .left { grid-area: 2/1; }
  .mobile-controls .down { grid-area: 2/2; }
  .mobile-controls .right { grid-area: 2/3; }
  .mobile-controls > span { grid-area: 3/1/4/4; text-align: center; font: 10px/1.5 var(--mono); color: var(--muted); margin: 2px 0 0; }
  .segmented button { min-height: 44px; }
  .switch-row { min-height: 48px; }
  .switch { width: 40px; height: 24px; }
  .switch-track:after { width: 18px; height: 18px; }
  .switch input:checked + .switch-track:after { transform: translateX(16px); }
  .ranking-filters select { min-height: 44px; font-size: 16px; }
  .ranking-filters button { min-height: 44px; font-size: 12px; }
  .skip-score { min-height: 44px; padding: 10px 5px; }
  .result-share-button { min-height: 44px; }
  .share-options a, .share-options button, .share-tools button { min-height: 44px; }
  #share-text { font-size: 16px; }
}

@media (max-width: 760px) {
  .site-shell { padding-top: env(safe-area-inset-top); padding-left: max(16px, env(safe-area-inset-left)); padding-right: max(16px, env(safe-area-inset-right)); }
  .site-header { height: 68px; gap: 12px; }
  .header-actions { gap: 6px; }
  .header-actions .sound-button { width: 44px; height: 44px; }
  .intro { padding: 24px 0; }
  .eyebrow { font-size: 8px; margin-bottom: 12px; letter-spacing: .6px; }
  h1 { font-size: clamp(32px, 8.2vw, 46px); margin-bottom: 13px; letter-spacing: -1.8px; }
  .title-spark { width: 23px; right: -30px; }
  .scorebar { min-height: 66px; padding: 12px; gap: 20px; }
  .score-item strong { font-size: 24px; }
  .status { max-width: 75px; }
  .game-layout { gap: 22px; }
  .screen-frame { width: 100%; max-width: max(180px, calc(100vh - 250px - env(safe-area-inset-top) - env(safe-area-inset-bottom))); max-width: max(180px, calc(100svh - 250px - env(safe-area-inset-top) - env(safe-area-inset-bottom))); margin-inline: auto; padding: 0 10px; }
  .game-toolbar { padding: 4px 10px; }
  .game-toolbar button span { font-size: 10px; }
  .overlay { padding: 14px; display: flex; flex-direction: column; align-items: center; justify-content: flex-start; overflow-y: auto; }
  .overlay-content { width: 100%; margin: auto 0; flex-shrink: 0; }
  .pixel-snake { grid-template-columns: repeat(5, 12px); grid-template-rows: repeat(3, 12px); gap: 2px; }
  .overlay-tag { margin-top: 12px; font-size: 7px; letter-spacing: .6px; }
  .overlay h2 { font-size: 30px; margin: 10px 0; }
  .overlay p { font-size: 12px; line-height: 1.45; margin-bottom: 14px; }
  .primary-button { min-height: 44px; padding: 11px 14px; }
  .overlay small { margin-top: 9px; font-size: 9px; }
  .score-prompt .overlay-tag { margin-top: 0; }
  .score-prompt .overlay-content > p { font-size: 12px; }
  .score-form input { min-height: 44px; font-size: 16px; }
  .score-form .save-message { font-size: 11px; }
  .result-share-button { margin: 9px 0; font-size: 12px; }
  .share-dialog { padding: 16px; width: auto; max-width: 530px; inset: max(12px, env(safe-area-inset-top)) max(12px, env(safe-area-inset-right)) max(12px, env(safe-area-inset-bottom)) max(12px, env(safe-area-inset-left)); max-height: calc(100vh - 24px); max-height: calc(100dvh - max(12px, env(safe-area-inset-top)) - max(12px, env(safe-area-inset-bottom))); }
  .share-dialog-header { top: -16px; padding: 4px 0; }
  .share-dialog h2 { margin-top: 10px; }
  .share-dialog::backdrop { backdrop-filter: none; }
  .share-options a, .share-options button, .share-tools button { font-size: 13px; }
  .share-tools { flex-direction: column; }
  .share-tools button { width: 100%; }
  .ranking-table th { font-size: 9px; }
  .ranking-table td { font-size: 13px; }
  footer { padding-bottom: max(24px, env(safe-area-inset-bottom)); }
}

@media (pointer: coarse) and (min-width: 761px) {
  .screen-frame { max-width: calc(100vh - 274px); max-width: calc(100svh - 274px); margin-inline: auto; }
}

@media (max-width: 360px) {
  .brand { font-size: 23px; gap: 7px; }
  .intro h1 { font-size: 30px; }
  .title-spark { display: none; }
}

@media (min-width: 541px) and (max-height: 540px) and (max-width: 1000px) {
  .site-shell { max-width: none; padding-inline: max(16px, env(safe-area-inset-left)); }
  .intro { padding: 20px 0; }
  .game-layout { display: flex; flex-direction: column; gap: 22px; }
  .game-card { display: grid; grid-template-columns: minmax(0, 1fr) 160px; grid-template-areas: 'score pad' 'board pad' 'toolbar pad'; width: min(100%, calc(100vh + 52px - env(safe-area-inset-top) - env(safe-area-inset-bottom))); width: min(100%, calc(100svh + 52px - env(safe-area-inset-top) - env(safe-area-inset-bottom))); max-width: none; margin-inline: auto; }
  .scorebar { grid-area: score; padding: 8px 10px; min-height: 54px; gap: 22px; }
  .score-item strong { font-size: 21px; }
  .score-item > span { font-size: 8px; letter-spacing: .5px; }
  .scorebar .status { display: none; }
  .screen-frame { grid-area: board; width: 100%; max-width: none; padding: 0 10px; }
  .game-toolbar { grid-area: toolbar; padding: 0 6px; }
  .game-toolbar > span { display: none; }
  .game-toolbar > div { width: 100%; justify-content: space-between; gap: 4px; }
  .game-toolbar button { min-height: 44px; min-width: 44px; padding: 5px; }
  .mobile-controls { grid-area: pad; display: grid; grid-template-columns: repeat(3, 44px); grid-template-rows: 48px 48px auto; gap: 5px; align-self: center; width: 160px; padding: 10px 8px; }
  .mobile-controls button { min-height: 48px; font-size: 24px; background: #e8edde; border: 1px solid #c8cfbb; border-bottom-width: 3px; border-radius: 7px; }
  .mobile-controls .up { grid-area: 1/2; }
  .mobile-controls .left { grid-area: 2/1; }
  .mobile-controls .down { grid-area: 2/2; }
  .mobile-controls .right { grid-area: 2/3; }
  .mobile-controls > span { grid-area: 3/1/4/4; font: 9px/1.5 var(--mono); text-align: center; margin: 4px 0 0; }
  .sidebar { width: 100%; display: grid; grid-template-columns: minmax(0, 1fr); }
  .sidebar .controls, .little-note { display: none; }
  .overlay { padding: 10px; display: flex; flex-direction: column; align-items: center; justify-content: flex-start; overflow-y: auto; }
  .overlay-content { margin: auto 0; width: 100%; flex-shrink: 0; }
  .overlay .pixel-snake, .overlay .overlay-tag, .overlay #overlay-hint { display: none; }
  .overlay h2 { font-size: 24px; margin: 5px 0 8px; }
  .overlay p { font-size: 11px; line-height: 1.4; margin-bottom: 10px; }
  .primary-button { min-width: 0; max-width: 100%; min-height: 44px; padding: 10px 12px; }
  .score-form { width: 100%; }
  .result-share-button { font-size: 11px; }
}