:root{
  --ink:#1f2340; --sky:#7cc8ff; --sky2:#bfe6ff; --paper:#fffaf0; --yellow:#ffd23f; --pink:#ff6fa8;
  --green:#4fd17a; --blue:#3d8bff; --red:#e8364f; --white:#fff;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;height:100%;overflow:hidden;background:var(--sky);color:var(--ink);
  font-family:system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;font-weight:700;
  -webkit-user-select:none;user-select:none;touch-action:none;overscroll-behavior:none}
body{background:
  linear-gradient(180deg,#8fd3ff 0%,#c4ecff 100%)}
#app{position:fixed;inset:0}
.screen{position:absolute;inset:0;display:none;flex-direction:column}
.screen.on{display:flex}
.hide{display:none!important}

/* chunky pixel buttons */
.btn{font:inherit;font-weight:800;color:var(--ink);background:var(--white);border:3px solid var(--ink);
  border-radius:12px;box-shadow:0 4px 0 var(--ink);padding:10px 16px;font-size:16px;cursor:pointer;
  transition:transform .06s, box-shadow .06s;touch-action:manipulation;outline:none}
.btn:active{transform:translateY(3px);box-shadow:0 1px 0 var(--ink)}
.btn.big{font-size:28px;padding:14px 44px;border-radius:16px;box-shadow:0 6px 0 var(--ink)}
.btn.big:active{box-shadow:0 2px 0 var(--ink);transform:translateY(4px)}
.btn.yellow{background:var(--yellow)}
.btn.green{background:var(--green)}
.btn.pink{background:var(--pink);color:#fff}
.btn.ic{width:46px;height:46px;padding:0;display:inline-flex;align-items:center;justify-content:center;font-size:22px;line-height:1}
.btn.ic svg{width:24px;height:24px}
.btn.sm{width:40px;height:40px;font-size:22px;border-radius:10px}
.btn[disabled]{opacity:.45}

/* corner sound buttons */
#corner{position:fixed;right:8px;top:8px;display:flex;gap:6px;z-index:30}
#corner .btn.ic{width:42px;height:42px}
#corner .x{display:none}
#corner .off .x{display:block}
#corner .off .w{display:none}

/* home */
#home{align-items:center;justify-content:center;background:#7cc8ff}
#homebg{position:absolute;inset:0;width:100%;height:100%;display:block}
.homecard{position:relative;background:rgba(255,250,240,.95);border:4px solid var(--ink);border-radius:22px;
  box-shadow:0 8px 0 var(--ink);padding:18px 22px 18px;display:flex;flex-direction:column;align-items:center;gap:10px;
  width:min(420px,calc(100vw - 32px))}
#logo{width:260px;height:60px;image-rendering:pixelated}
.sub{font-size:22px;color:#e2457f;margin-top:-6px;letter-spacing:.5px}
.stats{font-size:15px;color:#4a5080}
.hint-row{display:flex;flex-direction:column;gap:4px;font-size:14px;color:#3a4070;align-self:stretch;padding:0 6px}
.hint{display:flex;align-items:center;gap:8px}
.hk{display:inline-flex;align-items:center;justify-content:center;width:26px;height:26px;border:2px solid var(--ink);border-radius:7px;background:#fff;font-size:14px;flex:none}
.hk svg{width:18px;height:18px}
.row2{display:flex;gap:10px}
.row2 .btn{font-size:16px}

/* top bars */
.top{flex:none;height:62px;display:flex;align-items:center;gap:10px;padding:8px 106px 8px 10px;position:relative;z-index:5}
.top .ttl{flex:1;min-width:0;font-size:20px;font-weight:900;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
  text-shadow:0 2px 0 rgba(255,255,255,.7)}
#picPct{margin-left:8px;font-size:15px;color:#2d5fb8}
.starbox{font-size:18px;background:#fff;border:3px solid var(--ink);border-radius:12px;padding:6px 10px;box-shadow:0 3px 0 var(--ink);white-space:nowrap}
.starbox i,.st i{font-style:normal;color:#f5b400}
.hintb{position:relative}
.hintb b{position:absolute;right:-8px;top:-8px;background:var(--pink);color:#fff;border:2px solid var(--ink);border-radius:10px;font-size:12px;min-width:22px;height:22px;display:flex;align-items:center;justify-content:center;padding:0 4px}

/* map */
#tabs{flex:none;display:flex;gap:8px;overflow-x:auto;padding:4px 10px 10px;scrollbar-width:none}
#tabs::-webkit-scrollbar{display:none}
.tab{flex:none;font-size:15px;padding:8px 12px;border-radius:12px}
.tab.on{background:var(--yellow)}
.tab.lock{background:#dfe6f3;color:#69708f}
#regionInfo{flex:none;padding:0 14px 6px;text-align:center;font-size:14px;color:#2b3366}
#grid{flex:1;overflow-y:auto;padding:4px max(10px,calc((100% - 880px)/2)) 24px;display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px;align-content:start;touch-action:pan-y}
.pcard{background:var(--paper);border:3px solid var(--ink);border-radius:14px;box-shadow:0 4px 0 var(--ink);padding:8px;display:flex;flex-direction:column;align-items:center;gap:4px;cursor:pointer;font:inherit;color:inherit}
.pcard:active{transform:translateY(3px);box-shadow:0 1px 0 var(--ink)}
.pcard canvas{width:100%;aspect-ratio:1;image-rendering:pixelated;background:#fff;border-radius:8px}
.pcard .nm{font-size:14px;text-align:center}
.pcard .st{font-size:16px;letter-spacing:1px;color:#c7cbe0}
.pcard .pg{font-size:12px;color:#2d5fb8}
.pcard.locked{opacity:.55;filter:grayscale(.7)}

/* stage */
.stage{flex:1;position:relative;min-height:0}
.stage canvas{position:absolute;inset:0;width:100%;height:100%;display:block;touch-action:none}
.zoombar{position:absolute;right:10px;bottom:8px;display:flex;gap:8px}
#tip{position:absolute;left:50%;top:6px;transform:translateX(-50%);background:rgba(255,255,255,.92);border:2px solid var(--ink);
  border-radius:20px;padding:6px 14px;font-size:14px;white-space:nowrap;max-width:calc(100% - 20px);overflow:hidden;text-overflow:ellipsis;pointer-events:none;
  display:flex;align-items:center;gap:6px}
#tip .dot{display:inline-block;width:14px;height:14px;border:2px solid var(--ink);border-radius:4px;flex:none}

/* palette */
.palbar{flex:none;display:flex;gap:8px;overflow-x:auto;padding:10px 10px calc(12px + env(safe-area-inset-bottom));background:var(--paper);
  border-top:4px solid var(--ink);scrollbar-width:thin;touch-action:pan-x}
.sw{flex:none;position:relative;width:54px;height:54px;border-radius:14px;border:3px solid var(--ink);box-shadow:0 4px 0 var(--ink);
  display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:900;cursor:pointer;padding:0;font-family:inherit;transition:transform .12s}
.sw.on{transform:translateY(-6px) scale(1.08);box-shadow:0 0 0 3px #fff,0 0 0 6px var(--ink),0 8px 0 var(--ink)}
.sw .num{text-shadow:0 0 3px rgba(255,255,255,.9),0 0 2px rgba(255,255,255,.9);color:var(--ink)}
.sw.dk .num{color:#fff;text-shadow:0 0 3px rgba(0,0,0,.7)}
.sw .ring{position:absolute;left:4px;right:4px;bottom:3px;height:5px;border-radius:3px;background:rgba(255,255,255,.55);overflow:hidden}
.sw .ring i{display:block;height:100%;background:var(--ink)}
.sw.done{opacity:.55}
.sw.done .num{font-size:0}
.sw.done::after{content:"";position:absolute;width:20px;height:11px;border-left:5px solid #fff;border-bottom:5px solid #fff;transform:rotate(-45deg) translate(2px,-2px);filter:drop-shadow(0 0 2px rgba(0,0,0,.8))}
.sw.bounce{animation:bounce .45s}
@keyframes bounce{0%{transform:scale(1)}35%{transform:scale(1.3) rotate(-6deg)}70%{transform:scale(.92)}100%{transform:scale(1)}}
.sw.custom{background:conic-gradient(red,yellow,lime,cyan,blue,magenta,red)}
.sw input{position:absolute;inset:0;opacity:0;width:100%;height:100%;cursor:pointer}

/* free draw tools */
.toolbar{flex:none;display:flex;gap:6px;overflow-x:auto;padding:8px 10px;background:#e9f3ff;border-top:4px solid var(--ink);align-items:center;scrollbar-width:none;touch-action:pan-x}
.toolbar::-webkit-scrollbar{display:none}
.tool{flex:none;height:44px;min-width:44px;padding:0 10px;font-size:14px;display:inline-flex;align-items:center;gap:6px;border-radius:12px}
.tool svg{width:22px;height:22px}
.tool.on{background:var(--yellow)}
.tool .lb{white-space:nowrap}
.sep{flex:none;width:3px;height:30px;background:var(--ink);opacity:.25;border-radius:2px}

/* toast + modal */
#toast{position:fixed;left:50%;top:74px;transform:translate(-50%,-20px);background:var(--ink);color:#fff;padding:10px 18px;border-radius:14px;
  font-size:16px;opacity:0;transition:all .25s;pointer-events:none;z-index:40;text-align:center;max-width:90vw}
#toast.on{opacity:1;transform:translate(-50%,0)}
#modal{position:fixed;inset:0;background:rgba(20,26,60,.55);display:flex;align-items:center;justify-content:center;z-index:50;padding:16px}
.card{background:var(--paper);border:4px solid var(--ink);border-radius:22px;box-shadow:0 8px 0 var(--ink);padding:18px;
  width:min(420px,100%);max-height:100%;overflow:auto;display:flex;flex-direction:column;align-items:center;gap:12px;text-align:center}
.card h2{margin:0;font-size:30px;color:#e2457f}
.card p{margin:0;font-size:15px;color:#3a4070;font-weight:600}
.card img{width:min(240px,60vw);image-rendering:pixelated;border:3px solid var(--ink);border-radius:12px;background:#fff}
.card .btns{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.bigstars{display:flex;gap:10px;font-size:52px;line-height:1}
.bigstars span{color:#d8dbe8;transform:scale(0);transition:transform .35s cubic-bezier(.3,1.8,.5,1)}
.bigstars span.in{transform:scale(1)}
.bigstars span.gold{color:#ffc21a;text-shadow:0 3px 0 var(--ink)}
.sizes{display:flex;gap:8px}
.sizes .btn.on{background:var(--yellow)}
a.btn{text-decoration:none;display:inline-block}

@media (max-width:520px){
  .top{height:56px;padding-right:100px}
  .top .ttl{font-size:17px}
  #picPct{font-size:13px}
  .sw{width:48px;height:48px;font-size:18px;border-radius:12px}
  .btn.big{font-size:26px;padding:12px 40px}
  .tool .lb{display:none}
  #grid{gap:10px;grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media (max-height:560px){
  .homecard{padding:10px 16px;gap:6px}
  .hint-row{display:none}
}