:root{--bg:#000;--fg:#d8d4c8;--dim:#7d7a70;--accent:#b6d36a;--btn:rgba(255,255,255,.13);--btn-on:rgba(182,211,106,.45);--line:rgba(255,255,255,.14);color-scheme:dark}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--fg);font:14px/1.45 system-ui,-apple-system,"Segoe UI",sans-serif}
button,label.big{font:inherit;color:inherit}
#stage{display:flex;flex-direction:column;align-items:center;min-height:100dvh;padding:env(safe-area-inset-top) env(safe-area-inset-right) 0 env(safe-area-inset-left)}
#screen{position:relative;width:min(100vw,calc((100dvh - 3rem) * 8 / 7));aspect-ratio:8/7;background:#000}
#game{display:block;width:100%;height:100%;image-rendering:pixelated;image-rendering:crisp-edges;touch-action:none}
.overlay{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.9rem;background:rgba(0,0,0,.72);text-align:center;padding:1rem}
.overlay[hidden]{display:none}
h1{margin:0;font:600 clamp(1.6rem,6vw,2.6rem)/1 Georgia,serif;letter-spacing:.02em;color:var(--accent)}
.big{display:inline-block;min-width:11rem;padding:.75rem 1.5rem;border:1px solid var(--accent);border-radius:.5rem;background:transparent;cursor:pointer;font-size:1.05rem}
.big:hover,.big:focus-visible{background:rgba(182,211,106,.15);outline:none}
.big input{display:none}
.big[hidden]{display:none}
#start-note{margin:0;max-width:26rem;color:var(--dim);font-size:.85rem}
#start-note a{color:var(--fg)}
#paused p{margin:0;font-size:1.4rem;letter-spacing:.2em}
#paused small{color:var(--dim)}
#toast{position:absolute;left:50%;bottom:.6rem;transform:translateX(-50%);padding:.35rem .8rem;border-radius:.4rem;background:rgba(0,0,0,.8);font-size:.8rem;opacity:0;transition:opacity .25s;pointer-events:none;white-space:nowrap}
#toast.visible{opacity:1}
#bar{display:flex;gap:.25rem;justify-content:center;height:3rem;align-items:center}
#bar button{background:none;border:0;color:var(--dim);padding:.4rem .7rem;cursor:pointer;font-size:.8rem;letter-spacing:.04em}
#bar button:hover:not(:disabled),#bar button:focus-visible{color:var(--fg);outline:none}
#bar button:disabled{opacity:.35;cursor:default}
#help{max-width:40rem;margin:1.5rem auto 2.5rem;padding:0 1rem calc(1rem + env(safe-area-inset-bottom));color:var(--dim);font-size:.8rem}
#help table{width:100%;border-collapse:collapse;margin-bottom:.8rem}
#help th,#help td{text-align:left;padding:.25rem .5rem;border-bottom:1px solid var(--line)}
#help th{color:var(--fg);font-weight:600}
#help a{color:var(--fg)}

/* Touch controls: hidden unless the device has touch. */
#pad{display:none;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none;touch-action:none}
html.touch #pad{display:grid}
#pad button,#pad #dpad{touch-action:none;-webkit-tap-highlight-color:transparent}
#pad button{border:0;border-radius:50%;background:var(--btn);color:var(--fg);font-weight:600;padding:0}
#pad button.on,#dpad span.on{background:var(--btn-on)}
#dpad{position:relative;width:9.5rem;height:9.5rem}
#dpad span{position:absolute;background:var(--btn);border-radius:.4rem}
#dpad .up,#dpad .down{left:33%;width:34%;height:36%}
#dpad .up{top:0}#dpad .down{bottom:0}
#dpad .left,#dpad .right{top:33%;height:34%;width:36%}
#dpad .left{left:0}#dpad .right{right:0}
#dpad i{position:absolute;left:33%;top:33%;width:34%;height:34%;background:var(--btn)}
#face{position:relative;width:9.5rem;height:9.5rem}
#face button{position:absolute;width:3.3rem;height:3.3rem;font-size:1.05rem}
#face .x{left:50%;top:0;transform:translateX(-50%)}
#face .b{left:50%;bottom:0;transform:translateX(-50%)}
#face .y{left:0;top:50%;transform:translateY(-50%)}
#face .a{right:0;top:50%;transform:translateY(-50%)}
#shoulders,#menu-buttons{display:flex;justify-content:space-between;gap:1rem}
#shoulders button{width:4.6rem;height:2.2rem;border-radius:1rem}
#menu-buttons button{width:4.6rem;height:1.9rem;border-radius:1rem;font-size:.72rem;font-weight:500;letter-spacing:.05em}

/* Portrait phones: game on top, pad underneath. */
@media (orientation:portrait){
  html.touch #screen{width:100vw}
  html.touch #pad{width:100%;max-width:30rem;padding:.6rem 1.1rem 1rem;grid-template-columns:auto 1fr auto;grid-template-areas:"sh sh sh" "dp . fc" "mb mb mb";row-gap:.9rem;align-items:center}
  html.touch #shoulders{grid-area:sh}
  html.touch #dpad{grid-area:dp}
  html.touch #face{grid-area:fc}
  html.touch #menu-buttons{grid-area:mb;justify-content:center}
}
/* Landscape phones: the game fills the height, controls sit on either side. */
@media (orientation:landscape) and (max-height:540px){
  html.touch #stage{min-height:100dvh;justify-content:center}
  html.touch #screen{width:min(calc(100dvh * 8 / 7),calc(100vw - 22rem))}
  html.touch #bar{position:fixed;top:calc(env(safe-area-inset-top) + 6rem);right:calc(env(safe-area-inset-right) + .9rem);height:auto;flex-direction:column;align-items:flex-end;gap:0;z-index:2}
  html.touch #dpad,html.touch #face{width:min(9.5rem,42vh);height:min(9.5rem,42vh)}
  html.touch #face button{width:min(3.3rem,14.5vh);height:min(3.3rem,14.5vh)}
  html.touch #bar button{padding:.3rem .5rem;font-size:.7rem}
  html.touch #pad{position:fixed;inset:0;display:block;pointer-events:none;padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left)}
  html.touch #pad>*{pointer-events:auto;position:absolute}
  html.touch #dpad{left:calc(env(safe-area-inset-left) + 1.2rem);bottom:1.4rem}
  html.touch #face{right:calc(env(safe-area-inset-right) + 1.2rem);bottom:1.4rem}
  html.touch #shoulders{left:calc(env(safe-area-inset-left) + .8rem);right:calc(env(safe-area-inset-right) + .8rem);top:.6rem;pointer-events:none}
  html.touch #shoulders button{pointer-events:auto}
  html.touch #menu-buttons{left:calc(env(safe-area-inset-left) + 1rem);right:calc(env(safe-area-inset-right) + 1rem);top:3.4rem;pointer-events:none;justify-content:space-between}
  html.touch #menu-buttons button{pointer-events:auto}
  html.touch #help{display:none}
}
/* Full screen: nothing but the game (and the pad on touch devices). */
html.fullscreen #help{display:none}
html.fullscreen #stage{justify-content:center}
html.fullscreen:not(.touch) #screen{width:min(100vw,calc(100dvh * 8 / 7))}
html.fullscreen:not(.touch) #bar{position:fixed;right:.4rem;bottom:.2rem;opacity:.25;height:auto}
html.fullscreen:not(.touch) #bar:hover{opacity:1}