/* Kodex maze game. Everything is scoped under .kx so the page chrome (bar, footer, type) is untouched.
   Skin tokens from design/23-agent-arena/07-agent-identity.md (Kodex): dark well, scanlines, green prompt glyphs. */
.kx {
  --kx-ink: #14130F; --kx-paper: #F5F5F6; --kx-green: #07BE43; --kx-cobalt: #0B3FCF;
  --kx-well: #14130F; --kx-wall: #22211C; --kx-wall-line: #8A857A; --kx-bug: #F2C230; --kx-ghost: #07BE43;
  --kx-surface: #F5F5F6; --kx-stage: #FFFFFF; --kx-stage-line: #D0D0D2; --kx-muted: #413D35;
  --kx-mono: 'Array', ui-monospace, 'SF Mono', Menlo, monospace;
  --kx-sans: 'Sohne', 'Instrument Sans', system-ui, sans-serif;
  color: var(--kx-ink); font-family: var(--kx-sans); font-size: 16px; line-height: 1.5; width: 100%; max-width: 100%;
}
.kx *, .kx *::before, .kx *::after { box-sizing: border-box; }
.kx [hidden] { display: none !important; }
.kx :focus-visible { outline: 3px solid var(--kx-cobalt); outline-offset: 2px; }
.kx-sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

.kx-parody { display: inline-block; margin: 0 0 12px; padding: 3px 10px; border: 1px solid var(--kx-ink); background: var(--kx-surface); font-family: var(--kx-mono); font-size: 13px; line-height: 1.4; max-width: 100%; }
.kx-h { font-size: clamp(28px, 5vw, 44px); font-weight: 600; letter-spacing: -.04em; line-height: 1.05; margin: 0 0 12px; }
.kx-h2 { font-size: 22px; font-weight: 600; letter-spacing: -.02em; margin: 0 0 8px; }
.kx-lead { font-size: 18px; color: var(--kx-muted); max-width: 62ch; margin: 0 0 8px; text-wrap: pretty; }
.kx-note { font-size: 14px; color: #5C574D; margin: 6px 0; max-width: 62ch; }
.kx-onboard { margin: 10px 0 6px; padding-left: 22px; max-width: 62ch; }
.kx-onboard li { margin: 2px 0; }
.kx-rule { font-family: var(--kx-mono); font-size: 14px; margin: 4px 0; max-width: 70ch; }
.kx-rule::before { content: '> '; color: var(--kx-green); background: var(--kx-ink); padding: 0 4px; margin-right: 6px; }
.kx-keys { margin: 12px 0 0; padding: 0; list-style: none; font-family: var(--kx-mono); font-size: 13px; display: flex; flex-wrap: wrap; gap: 4px 16px; }

.kx-btn { font-family: var(--kx-sans); font-size: 16px; font-weight: 500; color: var(--kx-ink); background: var(--kx-surface); border: 1px solid var(--kx-ink); padding: 10px 18px; min-height: 48px; min-width: 48px; cursor: pointer; box-shadow: 3px 3px 0 var(--kx-ink); touch-action: manipulation; }
.kx-btn:hover { background: #E4E4E6; }
.kx-btn:active { box-shadow: 1px 1px 0 var(--kx-ink); transform: translate(2px, 2px); }
.kx-btn--primary { background: var(--kx-cobalt); color: #fff; }
.kx-btn--primary:hover { background: #0A36B3; }
.kx-btn--power { background: var(--kx-ink); color: var(--kx-green); font-family: var(--kx-mono); }
.kx-btn--power:hover { background: #22211C; }
.kx-btn--power[aria-disabled='true'] { background: #3A3934; color: #B9F0CB; cursor: not-allowed; box-shadow: none; }
.kx-btn[aria-pressed='true'] { outline: 2px solid var(--kx-ink); outline-offset: -2px; background: #E4E4E6; }
.kx-btn--wide { margin-top: 16px; min-width: 200px; }

/* play screen */
.kx-stage { display: grid; grid-template-columns: 230px minmax(0, 1fr); gap: 16px; align-items: start; }
.kx-mascot { position: relative; background: var(--kx-stage); border: 1px solid var(--kx-stage-line); padding: 12px; display: flex; flex-direction: column; align-items: center; gap: 8px; min-height: 280px; }
.kx-bubble { align-self: stretch; min-height: 44px; background: var(--kx-ink); color: var(--kx-paper); font-family: var(--kx-mono); font-size: 13px; line-height: 1.35; padding: 8px 10px; border: 1px solid var(--kx-ink); visibility: hidden; }
.kx-bubble.is-on { visibility: visible; }
.kx-bubble::before { content: '> '; color: var(--kx-green); }
.kx-sprite { width: 180px; height: 180px; }
.kx-sprite svg { width: 100%; height: 100%; display: block; }
.kx-name { margin: 0; font-family: var(--kx-mono); font-size: 14px; }
.kx-sprite.is-idle { animation: kx-bob 2.4s steps(2) infinite; }
.kx-sprite.is-happy { animation: kx-hop .5s steps(4) 2; }
.kx-sprite.is-hit { animation: kx-shake .3s steps(3) 2; }
@keyframes kx-bob { 50% { transform: translateY(3px); } }
@keyframes kx-hop { 50% { transform: translateY(-10px); } }
@keyframes kx-shake { 0%, 100% { transform: translateX(0); } 50% { transform: translateX(-4px); } }

.kx-main { min-width: 0; }
.kx-hud { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 8px; margin: 0 0 10px; padding: 0; }
.kx-hud div { background: var(--kx-surface); border: 1px solid var(--kx-ink); padding: 4px 8px; min-width: 0; }
.kx-hud dt { font-family: var(--kx-mono); font-size: 11px; letter-spacing: .04em; color: #5C574D; margin: 0; }
.kx-hud dd { margin: 0; font-family: var(--kx-mono); font-size: 18px; font-weight: 700; line-height: 1.2; }
.kx-pips { display: inline-flex; gap: 4px; vertical-align: middle; }
.kx-pip { width: 12px; height: 12px; border: 2px solid var(--kx-ink); background: var(--kx-green); }
.kx-pip.is-lost { background: transparent; border-style: dashed; }

.kx-wellbox { position: relative; display: block; width: fit-content; max-width: 100%; background: var(--kx-well); border: 2px solid var(--kx-ink); box-shadow: 0 0 0 4px #22211C; margin: 4px 4px 12px; }
.kx-canvas { display: block; touch-action: none; max-width: 100%; }
.kx-cover { position: absolute; inset: 0; z-index: 2; background: var(--kx-well); color: var(--kx-paper); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px; padding: 16px; text-align: center; font-family: var(--kx-mono); background-image: repeating-linear-gradient(to bottom, rgba(245, 245, 246, .05) 0, rgba(245, 245, 246, .05) 1px, transparent 1px, transparent 3px); }
.kx-cover p { margin: 0; font-size: 15px; }
.kx-cover .kx-btn { box-shadow: 3px 3px 0 var(--kx-green); }
.kx-status { margin: 0 0 10px; min-height: 24px; font-family: var(--kx-mono); font-size: 14px; }
.kx-status::before { content: '> '; color: var(--kx-green); background: var(--kx-ink); padding: 0 4px; }
.kx-hint { margin: 0 0 8px; font-family: var(--kx-mono); font-size: 13px; color: #5C574D; }

.kx-controls { display: flex; flex-wrap: wrap; gap: 12px 16px; align-items: center; }
.kx-dpad { display: grid; grid-template-columns: repeat(3, 56px); grid-template-rows: repeat(2, 56px); gap: 6px; }
.kx-dpad .kx-btn { padding: 0; width: 56px; height: 56px; display: inline-flex; align-items: center; justify-content: center; }
.kx-dpad .kx-btn svg { width: 24px; height: 24px; }
.kx-dpad [data-dir='up'] { grid-column: 2; grid-row: 1; }
.kx-dpad [data-dir='left'] { grid-column: 1; grid-row: 2; }
.kx-dpad [data-dir='down'] { grid-column: 2; grid-row: 2; }
.kx-dpad [data-dir='right'] { grid-column: 3; grid-row: 2; }
.kx-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.kx-actions .kx-btn--power { min-width: 150px; min-height: 56px; }
.kx-touch-note { margin: 8px 0 0; }

/* over screen */
.kx-stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 8px; margin: 12px 0; padding: 0; max-width: 560px; }
.kx-stats div { background: var(--kx-surface); border: 1px solid var(--kx-ink); padding: 6px 10px; }
.kx-stats dt { font-family: var(--kx-mono); font-size: 12px; color: #5C574D; margin: 0; }
.kx-stats dd { margin: 0; font-family: var(--kx-mono); font-size: 22px; font-weight: 700; }
.kx-over-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 12px; }
.kx-share-field { display: block; width: 100%; max-width: 560px; margin-top: 10px; padding: 8px; font: 14px/1.4 var(--kx-mono); border: 1px solid var(--kx-ink); min-height: 48px; }

/* narrow: mascot becomes a strip above the maze */
@media (max-width: 719px) {
  .kx-stage { grid-template-columns: minmax(0, 1fr); gap: 10px; }
  .kx-mascot { flex-direction: row; min-height: 0; padding: 6px 10px; align-items: center; gap: 10px; }
  .kx-sprite { width: 56px; height: 56px; flex: none; order: 0; }
  .kx-bubble { order: 1; flex: 1; min-height: 40px; align-self: center; }
  .kx-name { display: none; }
  .kx-hud { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .kx-hud dd { font-size: 16px; }
  .kx-wellbox { margin-left: auto; margin-right: auto; }
}
@media (max-height: 560px) and (max-width: 719px) { .kx-sprite { width: 40px; height: 40px; } }
/* big pointer on a wide screen: keyboard drives, so the d-pad is hidden */
@media (pointer: fine) and (min-width: 720px) { .kx-dpad, .kx-touch-note { display: none; } }
@media (pointer: coarse), (max-width: 719px) { .kx-keys { display: none; } }

@media (prefers-reduced-motion: reduce) {
  .kx-sprite.is-idle, .kx-sprite.is-happy, .kx-sprite.is-hit { animation: none; }
}
.kx.is-reduced .kx-sprite { animation: none !important; }
.kx.is-reduced .kx-btn:active { transform: none; }
@media (forced-colors: active) {
  .kx-wellbox, .kx-cover, .kx-bubble, .kx-btn--power { forced-color-adjust: auto; }
  .kx-pip { background: Highlight; }
}