/* The game's paper-and-ink interface is scoped to this page. The store remains
   a fixed-resolution pixel canvas; the shell contains it without cropping. */
.cart-page {
  --cart-paper: var(--text-bright);
  --cart-sheet: var(--text);
  --cart-ink: #292820;
  --cart-muted: #686254;
  --cart-line: #c8bfad;
  --cart-accent: #d9978c;
  --cart-alert: #984b42;
  --cart-well: var(--cart-ink);
  background: var(--cart-ink);
}
.cart-page .site-wrapper { padding-top: .5rem; }
.cart-game {
  position: relative; display: flex; flex-direction: column;
  width: 96vw; max-width: 1800px; height: calc(100vh - 1rem); height: calc(100dvh - 1rem);
  margin: 0 calc(50% - min(48vw, 900px)); overflow: hidden;
  border: 1px solid var(--cart-line); border-radius: 10px;
  background: var(--cart-paper); color: var(--cart-ink); line-height: 1.4;
  color-scheme: light; scrollbar-color: var(--cart-line) var(--cart-paper);
}
.cart-toolbar, .cart-route-bar, .cart-controls, .cart-touch { flex-shrink: 0; }
.cart-game button { font-family: var(--font-body); cursor: pointer; -webkit-tap-highlight-color: transparent; }
.cart-game button:disabled { cursor: default; opacity: .35; }
.cart-game button:focus-visible, #cart-canvas:focus-visible, .cart-practice input:focus-visible {
  outline: 3px solid var(--cart-alert); outline-offset: 3px;
}
#cart-canvas:focus-visible { outline: 1px solid var(--cart-line); outline-offset: -1px; }
.cart-toolbar { display: flex; align-items: center; gap: 1.5rem; padding: .85rem 1.35rem; border-bottom: 1px solid var(--cart-line); }
.cart-wordmark { display: flex; align-items: center; gap: .5rem; padding-right: 1.5rem; border-right: 1px solid var(--cart-line); }
.cart-wordmark span { font-family: var(--font-mono); font-weight: 700; font-size: .65rem; line-height: 1.2; letter-spacing: -.03em; }
.cart-wordmark svg { color: var(--cart-ink); }
.cart-kicker { display: block; font-family: var(--font-mono); font-size: .6rem; text-transform: uppercase; letter-spacing: .08em; color: var(--cart-muted); }
.cart-course-button { display: flex; align-items: center; gap: .7rem; min-width: 0; text-align: left; border: 0; padding: 0; background: transparent; color: var(--cart-ink); }
.cart-course-badge { display: grid; place-items: center; width: 40px; height: 40px; border: 1px solid var(--cart-line); border-radius: 7px; background: var(--cart-sheet); font-family: var(--font-mono); font-size: .95rem; }
.cart-course-button:hover .cart-course-badge { background: var(--cart-accent); border-color: var(--cart-accent); }
.cart-course-name { display: flex; align-items: center; gap: .7rem; margin-top: .15rem; font-size: 1rem; font-weight: 600; }
.cart-course-copy { min-width: 0; }
#cart-course-title { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cart-course-name svg { flex-shrink: 0; }
.cart-readouts { display: flex; align-items: center; gap: 1.75rem; margin-left: auto; flex-shrink: 0; }
.cart-readouts output { display: block; font-family: var(--font-mono); font-size: 1.6rem; font-weight: 700; line-height: 1.2; font-variant-numeric: tabular-nums; letter-spacing: -.06em; }
.cart-clock { width: 94px; }
.cart-clock-track { height: 3px; margin-top: 5px; background: var(--cart-line); overflow: hidden; border-radius: 2px; }
.cart-clock-track i { display: block; height: 100%; width: 100%; transform: scaleX(var(--clock, 1)); transform-origin: left; background: var(--cart-ink); }
.cart-clock.is-urgent .cart-clock-track i { background: var(--cart-alert); }
.cart-time.is-urgent { color: var(--cart-alert); }
.cart-mishaps > div { display: flex; align-items: baseline; gap: .5rem; }
.cart-penalty { font-family: var(--font-mono); font-size: .65rem; color: var(--cart-muted); }
.cart-mishaps.has-messes .cart-penalty { color: var(--cart-alert); }
.cart-utilities { display: flex; gap: .3rem; margin-left: .25rem; flex-shrink: 0; }
.cart-icon-button { display: grid; place-items: center; width: 38px; height: 38px; border: 1px solid var(--cart-line); border-radius: 7px; background: transparent; color: var(--cart-ink); }
.cart-icon-button:hover, .cart-icon-button[aria-pressed="true"] { background: var(--cart-sheet); border-color: var(--cart-muted); }
.cart-sound-on, #cart-sound[aria-pressed="true"] .cart-sound-off { display: none; }
#cart-sound[aria-pressed="true"] .cart-sound-on { display: block; }
.cart-resume-glyph, #cart-pause[aria-pressed="true"] .cart-pause-glyph { display: none; }
#cart-pause[aria-pressed="true"] .cart-resume-glyph { display: block; }
.cart-stage { position: relative; flex: 1; width: 100%; min-width: 0; min-height: 0; overflow: hidden; background: var(--cart-well); }
#cart-canvas { display: block; width: 100%; height: 100%; object-fit: contain; image-rendering: pixelated; image-rendering: crisp-edges; touch-action: none; }
.cart-overlay { position: absolute; inset: 0; display: flex; justify-content: center; align-items: flex-start; padding: 1.5rem; background: rgba(41,40,32,.36); overflow: auto; }
.cart-overlay[hidden], .cart-game [hidden] { display: none !important; }
.cart-overlay-card { position: relative; width: 610px; max-width: 100%; flex-shrink: 0; margin: auto; padding: 2rem; border: 1px solid var(--cart-ink); border-radius: 12px; background: var(--cart-paper); box-shadow: 0 8px 0 rgba(41,40,32,.18), 0 24px 60px rgba(41,40,32,.22); text-align: left; }
.cart-overlay-copy { position: relative; z-index: 1; }
.cart-overlay-card h2 { max-width: 310px; font-family: var(--font-body); font-size: 3.35rem; line-height: .96; letter-spacing: -.065em; font-weight: 700; margin: .8rem 0 1rem; color: var(--cart-ink); }
#cart-overlay-text { max-width: 320px; font-size: .91rem; color: var(--cart-muted); line-height: 1.55; }
.cart-intro-art { position: absolute; top: 3.1rem; right: 1.5rem; width: 195px; text-align: center; }
.cart-intro-art canvas { display: block; width: 100%; height: auto; image-rendering: pixelated; }
.cart-intro-art > span { font-family: var(--font-mono); font-size: .48rem; letter-spacing: .04em; color: var(--cart-muted); }
.cart-intro-controls { display: flex; gap: 1.4rem; margin-top: 1.4rem; padding-block: 1rem; border-block: 1px solid var(--cart-line); }
.cart-intro-controls span { display: flex; flex-direction: column; gap: .4rem; font-size: .7rem; color: var(--cart-muted); }
.cart-intro-controls b { display: flex; gap: .3rem; min-height: 24px; }
.cart-game kbd { display: inline-block; font-family: var(--font-mono); font-size: .64rem; font-weight: 400; color: var(--cart-ink); background: var(--cart-paper); padding: .2rem .35rem; border: 1px solid var(--cart-line); border-bottom-width: 2px; border-radius: 4px; }
.cart-practice { display: flex; align-items: center; gap: .65rem; margin-top: 1.1rem; font-size: .8rem; color: var(--cart-ink); cursor: pointer; }
.cart-practice input { accent-color: var(--cart-ink); width: 18px; height: 18px; flex-shrink: 0; }
.cart-practice small { display: block; margin-top: .12rem; font-size: .7rem; color: var(--cart-muted); }
.cart-overlay-actions { display: flex; gap: .6rem; margin-top: 1.3rem; }
.cart-button { padding: .75rem 1.1rem; min-height: 44px; border: 1px solid var(--cart-line); border-radius: 6px; background: var(--cart-paper); color: var(--cart-ink); font-size: .83rem; font-weight: 600; }
.cart-button:hover { border-color: var(--cart-ink); background: var(--cart-sheet); }
.cart-button-primary { min-width: 180px; background: var(--cart-accent); border-color: var(--cart-ink); box-shadow: 0 3px 0 var(--cart-ink); font-size: .9rem; }
.cart-button-primary:hover { background: color-mix(in srgb, var(--cart-accent) 75%, var(--cart-paper)); }
.cart-button-primary:active { transform: translateY(2px); box-shadow: 0 1px 0 var(--cart-ink); }
.cart-best { margin-top: 1.15rem; padding-top: .8rem; border-top: 1px dashed var(--cart-line); font-family: var(--font-mono); font-size: .62rem; color: var(--cart-muted); }
.cart-overlay:not([data-state="ready"]) .cart-overlay-card { width: 420px; }
.cart-overlay:not([data-state="ready"]) .cart-intro-art, .cart-overlay:not([data-state="ready"]) .cart-intro-controls { display: none; }
.cart-overlay:not([data-state="ready"]) h2 { font-size: 2.5rem; max-width: none; }
.cart-overlay:not([data-state="ready"]) #cart-overlay-text { max-width: none; }
.cart-result { margin-top: 1rem; padding: 1rem 0; border-block: 1px dashed var(--cart-line); font-family: var(--font-mono); color: var(--cart-muted); }
.cart-result strong { display: block; font-size: 2.4rem; letter-spacing: -.07em; line-height: 1.2; font-weight: 700; color: var(--cart-ink); margin: .5rem 0; }
.cart-result > span { display: block; font-size: .65rem; }
.cart-marks { display: flex; gap: 7px; align-items: center; margin-bottom: .5rem; }
.cart-marks i { display: block; width: 12px; height: 12px; border: 1px solid var(--cart-line); border-radius: 2px; transform: rotate(45deg); }
.cart-marks i.is-earned { background: var(--cart-accent); border-color: var(--cart-ink); }
.cart-toast { position: absolute; top: 1rem; left: 50%; transform: translateX(-50%); max-width: calc(100% - 1rem); padding: .65rem 1rem; background: var(--cart-ink); border: 1px solid var(--cart-paper); border-radius: 6px; box-shadow: 0 3px 0 rgba(41,40,32,.2); font-family: var(--font-mono); font-size: .7rem; color: var(--cart-paper); opacity: 0; pointer-events: none; text-align: center; }
.cart-toast.is-visible { opacity: 1; }
.cart-route-bar { display: flex; justify-content: space-between; align-items: center; gap: .6rem; padding: .7rem 1.35rem; border-top: 1px solid var(--cart-line); }
.cart-route-copy { display: flex; align-items: center; gap: 1rem; min-width: 0; }
.cart-route-bar p { font-size: .76rem; color: var(--cart-muted); }
.cart-route-steps { display: flex; align-items: center; gap: 4px; flex-shrink: 0; }
.cart-route-steps i { display: grid; place-items: center; min-width: 23px; height: 23px; padding-inline: 4px; border: 1px solid var(--cart-line); border-radius: 4px; font-family: var(--font-mono); font-size: .57rem; font-style: normal; color: var(--cart-muted); }
.cart-route-steps i.is-current { background: var(--cart-ink); color: var(--cart-paper); border-color: var(--cart-ink); }
.cart-route-steps i.is-done { background: var(--cart-accent); color: var(--cart-ink); border-color: var(--cart-accent); }
.cart-route-bar button { display: flex; align-items: center; gap: .5rem; border: 0; padding: .25rem 0 .25rem .5rem; color: var(--cart-muted); background: transparent; font-size: .75rem; }
.cart-route-bar button:hover { color: var(--cart-ink); }
.cart-route-bar button span { font-family: var(--font-mono); font-size: .6rem; border: 1px solid var(--cart-line); padding: .1rem .3rem; border-radius: 3px; }
.cart-controls { display: flex; align-items: center; gap: 1.5rem; padding: .6rem 1.35rem; background: var(--cart-sheet); border-top: 1px solid var(--cart-line); color: var(--cart-muted); font-size: .68rem; }
.cart-arrow-note { margin-left: auto; font-size: .64rem; }
.cart-touch { display: none; justify-content: space-between; gap: .8rem; padding: .7rem .9rem; background: var(--cart-sheet); border-top: 1px solid var(--cart-line); }
.cart-touch-steer, .cart-touch-force { display: flex; gap: .45rem; }
.cart-touch button { display: flex; align-items: center; justify-content: center; flex-direction: column; gap: .15rem; min-width: 52px; min-height: 58px; padding: .35rem .6rem; background: var(--cart-paper); border: 1px solid var(--cart-line); border-bottom: 3px solid var(--cart-muted); border-radius: 8px; color: var(--cart-ink); font-size: .72rem; font-weight: 600; touch-action: none; user-select: none; -webkit-user-select: none; -webkit-touch-callout: none; }
.cart-touch button.is-held { background: var(--cart-ink); border-color: var(--cart-ink); color: var(--cart-paper); }
.cart-touch .cart-touch-push { background: var(--cart-accent); border-color: var(--cart-ink); min-width: 68px; }
.cart-touch .cart-touch-push.is-held { background: var(--cart-ink); }
.cart-course-picker { position: absolute; inset: 0; z-index: 4; overflow: auto; padding: clamp(1.2rem, 3vw, 3rem); background: var(--cart-paper); }
.cart-picker-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.5rem; gap: .75rem; }
.cart-picker-head h2 { margin-top: .5rem; font-family: var(--font-body); font-weight: 700; font-size: 2.7rem; letter-spacing: -.055em; line-height: 1.1; }
.cart-course-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.2rem; max-width: 1400px; margin-inline: auto; }
.cart-course-tile { position: relative; text-align: left; border: 1px solid var(--cart-line); border-radius: 8px; background: var(--cart-paper); color: var(--cart-ink); overflow: hidden; padding: 0; }
.cart-course-tile:hover, .cart-course-tile.is-current { border-color: var(--cart-ink); box-shadow: 0 3px 0 var(--cart-ink); }
.cart-course-tile.is-current::after { content: 'SELECTED'; position: absolute; top: .65rem; right: .65rem; padding: .3rem .5rem; border-radius: 3px; background: var(--cart-ink); color: var(--cart-paper); font-family: var(--font-mono); font-size: .55rem; letter-spacing: .06em; }
.cart-course-tile canvas { display: block; width: 100%; aspect-ratio: 8 / 5; image-rendering: pixelated; border-bottom: 1px solid var(--cart-line); }
.cart-course-tile-copy { display: block; padding: 1rem; }
.cart-course-tile strong { display: block; margin-top: .35rem; font-family: var(--font-body); font-size: 1.2rem; font-weight: 700; letter-spacing: -.025em; }
.cart-course-tile-meta { display: flex; justify-content: space-between; gap: .4rem; margin-top: .7rem; padding-top: .65rem; border-top: 1px dashed var(--cart-line); font-family: var(--font-mono); font-size: .58rem; color: var(--cart-muted); }
.cart-course-tile .cart-marks { gap: 4px; margin: 0; }
.cart-course-tile .cart-marks i { width: 8px; height: 8px; }
.cart-prose { max-width: 680px; margin: 2.5rem auto 0; }
.cart-prose p { margin-bottom: 1.3rem; }
.cart-notes { margin: 1.6rem 0; border-block: 1px solid var(--rule); padding: .9rem 0; }
.cart-notes summary { color: var(--accent); cursor: pointer; font-size: 1rem; }
.cart-notes p { font-size: 1rem; margin-top: 1rem; }
.cart-source { font-size: .85rem; color: var(--text-faint); }
.cart-bottomnav { display: flex; gap: 1.4rem; align-items: baseline; margin-top: 1.6rem; padding-top: 1.1rem; border-top: 1px solid var(--rule); }
.cart-bottomnav .post-back { margin-bottom: 0; }
.cart-bottomnav .cart-forward .pb-label::before { content: none; }
.cart-game:fullscreen, .cart-game.cart-pseudo-fullscreen { transform: none; margin: 0; width: 100%; height: 100dvh; border: 0; border-radius: 0; }
.cart-game.cart-pseudo-fullscreen { position: fixed; inset: 0; z-index: 2000; }
.cart-fs-open { overflow: hidden; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
@media (pointer: coarse) {
  .cart-touch { display: flex; }
  .cart-controls, .cart-intro-controls { display: none; }
  .cart-game .cart-icon-button { width: 44px; height: 44px; }
}
@media (max-width: 800px) {
  .cart-wordmark { display: none; }
  .cart-toolbar { gap: 1rem; padding-inline: 1rem; }
}
@media (max-width: 720px) {
  .cart-intro-art { display: none; }
  .cart-overlay-card { width: 420px; }
}
@media (max-width: 600px) {
  .cart-toolbar { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: .65rem; padding: .7rem .8rem; }
  .cart-course-button { grid-column: 1; grid-row: 1; gap: .5rem; }
  .cart-course-badge { width: 34px; height: 34px; font-size: .8rem; }
  .cart-course-name { font-size: .85rem; gap: .4rem; }
  .cart-kicker { font-size: .53rem; }
  .cart-utilities { grid-column: 2; grid-row: 1; gap: .25rem; margin: 0; }
  .cart-icon-button { width: 34px; height: 34px; }
  .cart-readouts { grid-column: 1 / -1; grid-row: 2; justify-content: space-between; gap: 1rem; margin: 0; border-top: 1px solid var(--cart-line); padding-top: .5rem; }
  .cart-clock { display: flex; align-items: center; gap: .7rem; width: auto; flex: 1; }
  .cart-clock-track { width: 50px; margin: 0; }
  .cart-readouts output { font-size: 1.3rem; }
  .cart-mishaps { display: flex; align-items: center; gap: .5rem; }
  .cart-mishaps > div { gap: .3rem; }
  .cart-penalty { font-size: .55rem; }
  .cart-overlay { padding: 1rem; }
  .cart-overlay-card { width: 330px; padding: 1.4rem; }
  .cart-overlay-card h2 { font-size: 3rem; max-width: 250px; margin: .65rem 0 .9rem; }
  #cart-overlay-text { font-size: .82rem; }
  .cart-intro-art { display: none; }
  .cart-intro-controls { gap: 1.2rem; margin-top: 1rem; padding-block: .75rem; }
  .cart-practice { font-size: .75rem; margin-top: .9rem; }
  .cart-practice small { font-size: .66rem; }
  .cart-overlay-actions { margin-top: 1rem; }
  .cart-button { padding: .7rem .85rem; font-size: .77rem; }
  .cart-button-primary { flex: 1; min-width: 0; }
  .cart-best { font-size: .57rem; margin-top: 1rem; }
  .cart-overlay:not([data-state="ready"]) h2 { font-size: 2.1rem; }
  .cart-result { margin-top: .75rem; padding-block: .75rem; }
  .cart-result strong { font-size: 2rem; }
  .cart-result > span { font-size: .58rem; }
  .cart-route-bar { padding: .6rem .8rem; }
  .cart-route-copy { gap: .35rem; align-items: flex-start; flex-direction: column; }
  .cart-route-bar p { font-size: .64rem; }
  .cart-route-steps i { min-width: 19px; height: 18px; font-size: .48rem; }
  .cart-route-bar button { font-size: .68rem; }
  .cart-touch { padding: .6rem; gap: .4rem; }
  .cart-touch-steer, .cart-touch-force { gap: .35rem; }
  .cart-touch button { min-width: 43px; min-height: 56px; padding-inline: .45rem; font-size: .66rem; }
  .cart-touch .cart-touch-push { min-width: 56px; }
  .cart-controls { gap: .75rem; padding: .65rem .8rem; flex-wrap: wrap; }
  .cart-arrow-note { display: none; }
  .cart-course-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .7rem; }
  .cart-course-picker { padding: 1rem; }
  .cart-picker-head { align-items: flex-start; gap: .5rem; margin-bottom: 1rem; }
  .cart-picker-head h2 { font-size: 1.9rem; }
  .cart-picker-head .cart-kicker { max-width: 180px; }
  .cart-picker-head .cart-button { font-size: .7rem; padding: .5rem .6rem; }
  .cart-course-tile-copy { padding: .65rem; }
  .cart-course-tile strong { font-size: .9rem; }
  .cart-course-tile-meta { flex-wrap: wrap; font-size: .5rem; margin-top: .5rem; padding-top: .5rem; }
  .cart-course-tile.is-current::after { top: .4rem; right: .4rem; font-size: .43rem; }
}
@media (max-width: 360px) {
  .cart-clock { gap: .4rem; }
  .cart-clock-track { width: 28px; }
  .cart-penalty { display: none; }
  .cart-course-badge { display: none; }
  .cart-overlay-card { padding: 1.15rem; }
}
@media (min-width: 601px) and (min-height: 521px) and (max-height: 800px) {
  .cart-overlay-card { padding: 1.4rem 1.75rem; }
  .cart-overlay-card h2 { font-size: 2.8rem; margin: .6rem 0 .7rem; }
  .cart-intro-art { top: 2.7rem; }
  .cart-intro-controls { margin-top: .9rem; padding-block: .65rem; }
  .cart-practice { margin-top: .75rem; }
  .cart-overlay-actions { margin-top: .9rem; }
  .cart-best { margin-top: .85rem; padding-top: .6rem; }
}
@media (max-height: 520px) {
  .cart-toolbar { padding-block: .4rem; gap: 1rem; }
  .cart-wordmark { display: none; }
  .cart-course-badge { width: 30px; height: 30px; font-size: .75rem; }
  .cart-readouts output { font-size: 1.15rem; }
  .cart-clock-track { margin-top: 2px; }
  .cart-icon-button { width: 32px; height: 32px; }
  .cart-controls { display: none; }
  .cart-route-bar { padding-block: .35rem; }
  .cart-touch { padding-block: .35rem; }
  .cart-touch button { min-height: 44px; }
  .cart-overlay { padding: .5rem; }
  .cart-overlay-card, .cart-overlay:not([data-state="ready"]) .cart-overlay-card { width: 460px; padding: .8rem 1.1rem; }
  .cart-overlay-card h2, .cart-overlay:not([data-state="ready"]) h2 { max-width: none; font-size: 1.7rem; margin: .35rem 0; }
  #cart-overlay-text { max-width: none; font-size: .72rem; line-height: 1.4; }
  .cart-intro-art, .cart-intro-controls, .cart-practice small { display: none; }
  .cart-practice { margin-top: .5rem; font-size: .7rem; }
  .cart-overlay-actions { margin-top: .6rem; }
  .cart-button { min-height: 34px; padding: .4rem .8rem; font-size: .72rem; }
  .cart-best { margin-top: .55rem; padding-top: .45rem; font-size: .54rem; }
  .cart-result { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: .3rem; margin-top: .5rem; padding-block: .4rem; }
  .cart-result .cart-marks { margin: 0; }
  .cart-result strong { margin: 0; font-size: 1.4rem; }
  .cart-result > span { grid-column: 1 / -1; font-size: .56rem; }
  .cart-overlay[data-state="won"] .cart-best { display: none; }
}
@media (prefers-reduced-motion: reduce) { .cart-button-primary:active { transform: none; } }
@media print { .cart-game { display: none; } }