/* Mobile layout for AP Jump: larger gameplay viewport, compact overlays and scrollable page. */
@media (max-width: 780px) {
  html,
  body {
    overflow-x: hidden;
    overflow-y: auto !important;
    height: auto;
    min-height: 100%;
    overscroll-behavior-x: none;
    overscroll-behavior-y: auto !important;
    -webkit-overflow-scrolling: touch;
  }

  body {
    touch-action: pan-y pinch-zoom;
  }

  .page-shell {
    width: 100%;
    padding: max(6px, env(safe-area-inset-top)) 6px max(18px, env(safe-area-inset-bottom));
    min-height: auto;
    justify-content: flex-start;
    overflow: visible;
  }

  .topbar {
    margin-bottom: 5px;
    padding: 0 3px;
    gap: 8px;
    align-items: flex-start;
  }

  .topbar h1,
  h1 {
    margin: 0;
    font-size: 30px;
    line-height: .92;
  }

  .eyebrow {
    margin-bottom: 2px;
    font-size: 9px;
    letter-spacing: .15em;
  }

  .live-pill {
    margin-top: 5px;
    padding: 3px 6px;
    font-size: 9px;
  }

  .score-panel {
    flex-direction: column;
    align-items: flex-end;
    gap: 1px;
    padding-top: 2px;
    text-align: right;
    font-size: 9px;
    line-height: 1.25;
  }

  .game-card {
    position: relative;
    width: calc(100% + 12px);
    margin-left: -6px;
    margin-right: -6px;
    border-left: 0;
    border-right: 0;
    box-shadow: none;
    overflow: hidden;
    min-height: clamp(300px, 52svh, 455px);
    background: var(--card);
    touch-action: pan-y pinch-zoom;
  }

  /* Keep the stable 960x360 game coordinates and zoom the canvas instead of resizing physics. */
  .game-card canvas {
    display: block;
    width: 158%;
    max-width: none;
    height: auto;
    min-height: clamp(300px, 52svh, 455px);
    transform: translateX(-2%);
    transform-origin: left top;
    image-rendering: pixelated;
    touch-action: pan-y pinch-zoom;
  }

  .overlay {
    align-items: flex-start;
    justify-content: center;
    padding: 7px 8px;
    background: rgba(251, 250, 244, .45);
    backdrop-filter: blur(1px);
    overflow: hidden;
    touch-action: pan-y pinch-zoom;
  }

  .overlay-box {
    width: min(91vw, 390px);
    margin: 4px auto 0;
    padding: 10px 11px;
    border-width: 2px;
    box-shadow: 4px 4px 0 var(--line);
  }

  .overlay-box h2,
  #gameOverTitle {
    max-width: 310px;
    margin: 2px auto 6px;
    font-size: 22px;
    line-height: 1.02;
    letter-spacing: -.045em;
  }

  .overlay-box p {
    margin: 4px 0 6px;
  }

  .kicker {
    margin-bottom: 2px;
    font-size: 9px;
  }

  #finalScore {
    margin: 4px 0;
    font-size: 12px;
  }

  .submit-status {
    min-height: 12px;
    margin: 3px 0 5px !important;
    font-size: 9px;
    line-height: 1.25;
  }

  .username-label {
    margin: 8px 0 3px;
    font-size: 9px;
  }

  .username-input {
    width: min(280px, 100%);
    padding: 8px 9px;
    font-size: 16px;
  }

  .input-help,
  .controls-line {
    font-size: 9px;
  }

  .actions {
    display: flex;
    flex-wrap: nowrap;
    gap: 7px;
    margin-top: 5px;
  }

  .actions button {
    flex: 1 1 0;
    min-width: 0;
    padding: 8px 7px;
    font-size: 13px;
    line-height: 1;
  }

  #gameOverOverlay .overlay-box {
    margin-top: 5px;
    padding-top: 9px;
    padding-bottom: 9px;
  }

  #gameOverOverlay {
    background: linear-gradient(to bottom, rgba(251,250,244,.68) 0 62%, rgba(251,250,244,.12) 100%);
  }

  .mobile-hint {
    display: block;
    margin: 7px 0 1px;
    text-align: center;
    font-size: 9px;
    letter-spacing: .08em;
  }

  .leaderboards {
    grid-template-columns: 1fr;
    gap: 9px;
    margin-top: 10px;
  }

  .leaderboard-card {
    margin-top: 0;
    padding: 10px 10px 9px;
    border-width: 2px;
    box-shadow: 3px 3px 0 var(--line);
  }

  .leaderboard-head {
    gap: 10px;
  }

  .leaderboard-head h2 {
    font-size: 18px;
    line-height: 1;
  }

  .leaderboard-day,
  .leaderboard-status {
    font-size: 9px;
  }

  .leaderboard-list {
    margin-top: 9px;
  }

  .leaderboard-list li {
    min-height: 31px;
    grid-template-columns: 32px 1fr auto;
    gap: 7px;
    font-size: 10px;
  }

  .small-button {
    padding: 5px 7px;
    font-size: 9px;
  }

  footer {
    flex-direction: column;
    gap: 5px;
    margin-top: 11px;
    font-size: 8px;
  }
}

@media (max-width: 430px) {
  .game-card {
    min-height: clamp(310px, 56svh, 470px);
  }

  .game-card canvas {
    width: 166%;
    min-height: clamp(310px, 56svh, 470px);
  }

  .overlay-box {
    width: min(93vw, 370px);
  }

  .overlay-box h2,
  #gameOverTitle {
    font-size: 21px;
  }
}

@media (max-width: 780px) and (orientation: landscape) {
  .topbar,
  .mobile-hint,
  .leaderboards,
  #leaderboardStatus,
  footer {
    display: none !important;
  }

  .page-shell {
    padding: 0;
    min-height: 100dvh;
    justify-content: center;
  }

  .game-card {
    width: 100vw;
    min-height: 100dvh;
    margin: 0;
    border: 0;
  }

  .game-card canvas {
    width: auto;
    min-width: 100vw;
    height: 100dvh;
    min-height: 100dvh;
    transform: none;
  }

  .overlay-box {
    width: min(62vw, 430px);
    margin-top: 5px;
  }
}