:root{
  --bg:#0b1020;
  --table:#121a30;
  --line:rgba(255,255,255,.07);
  --txt:#e9eefc;
  --dim:#8d9ab8;
  --red-a:#ff6472;  --red-b:#c0122f;  --red:#ff4d5e;
  --yel-a:#ffe487;  --yel-b:#c98a06;  --yel:#ffd45c;
  --cyn-a:#93ebff;  --cyn-b:#0a7fae;  --cyn:#4fd8ff;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{height:100%}
body{
  margin:0;background:
    radial-gradient(120% 90% at 50% 0%,#16203a 0%,#0b1020 60%,#070a14 100%);
  color:var(--txt);font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  overflow:hidden;user-select:none;-webkit-user-select:none;
}
.wrap{height:100dvh;display:flex;flex-direction:column;align-items:center;gap:10px;padding:10px 10px 8px}

header{width:min(94vw,62vh);display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand{display:flex;align-items:center;gap:9px;margin-right:auto}
.dots{display:flex;gap:4px}
.d{width:11px;height:11px;border-radius:50%;display:block}
.d.r{background:radial-gradient(circle at 32% 28%,#fff 6%,var(--red-a) 30%,var(--red-b))}
.d.y{background:radial-gradient(circle at 32% 28%,#fff 6%,var(--yel-a) 30%,var(--yel-b))}
.d.c{background:radial-gradient(circle at 32% 28%,#fff 6%,var(--cyn-a) 30%,var(--cyn-b))}
.ttl{font-size:15px;font-weight:700;letter-spacing:.3px}
.sub{font-size:10px;color:var(--dim);letter-spacing:.6px;text-transform:uppercase}
.stats{display:flex;gap:12px}
.stat{text-align:right;min-width:42px}
.stat .k{font-size:9px;color:var(--dim);letter-spacing:.7px;text-transform:uppercase}
.stat .v{font-size:22px;font-weight:800;font-variant-numeric:tabular-nums;line-height:1.1}
.stat .v.small{font-size:16px;font-weight:700;padding-top:5px}
.tools{display:flex;gap:6px}
.btn{background:#1a2440;border:1px solid #26324f;color:#cdd8f0;width:34px;height:34px;border-radius:10px;
  cursor:pointer;padding:0;display:grid;place-items:center}
.btn:active{transform:scale(.94)}
.btn.off{color:#7f8cab}
.ic{display:block}
.ic-mute{display:none}
.btn.off .ic-mute{display:block}
.btn.off .ic-on{display:none}

.board-wrap{position:relative;flex:0 0 auto;display:flex;flex-direction:column;align-items:center}
#board{
  position:relative;width:min(94vw,62vh);aspect-ratio:1;border-radius:16px;
  background:
    radial-gradient(90% 70% at 50% -10%,rgba(120,160,255,.10),transparent 60%),
    linear-gradient(180deg,#141d33,#101829);
  box-shadow:0 22px 50px rgba(0,0,0,.55),inset 0 0 0 1px rgba(255,255,255,.06),inset 0 2px 0 rgba(255,255,255,.05);
  touch-action:none;cursor:pointer;
}
.grid{position:absolute;inset:0;border-radius:16px;pointer-events:none;
  background-image:
    conic-gradient(rgba(255,255,255,.045) 0 25%,transparent 0 50%,rgba(255,255,255,.045) 0 75%,transparent 0),
    linear-gradient(to right,rgba(160,190,255,.22) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(160,190,255,.22) 1px,transparent 1px);
  background-size:calc(100%/3) calc(100%/3),calc(100%/6) 100%,100% calc(100%/6);
}
#balls,#fx{position:absolute;inset:0;pointer-events:none}

.ball{position:absolute;top:0;left:0;will-change:transform}
.ball-body{position:absolute;inset:8%;border-radius:50%;
  box-shadow:0 7px 14px rgba(0,0,0,.55),inset 0 -7px 15px rgba(0,0,0,.38),inset 0 5px 12px rgba(255,255,255,.30);
}
.ball-body::after{content:"";position:absolute;inset:-10%;border-radius:50%;border:2px solid rgba(255,255,255,.55);opacity:0}
.ball-body.red{background:radial-gradient(circle at 33% 27%,#fff 5%,var(--red-a) 28%,var(--red) 55%,var(--red-b) 100%)}
.ball-body.yellow{background:radial-gradient(circle at 33% 27%,#fff 5%,var(--yel-a) 28%,var(--yel) 55%,var(--yel-b) 100%)}
.ball-body.cyan{background:radial-gradient(circle at 33% 27%,#fff 5%,var(--cyn-a) 28%,var(--cyn) 55%,var(--cyn-b) 100%)}
.ball-body.red{--glow:255,77,94}
.ball-body.yellow{--glow:255,212,92}
.ball-body.cyan{--glow:79,216,255}

.ball.sel .ball-body{animation:idle .5s ease-in-out infinite;box-shadow:0 10px 18px rgba(0,0,0,.6),0 0 22px rgba(var(--glow),.55),inset 0 -7px 15px rgba(0,0,0,.38),inset 0 5px 12px rgba(255,255,255,.30)}
@keyframes idle{0%,100%{transform:translateY(0) scale(1)}45%{transform:translateY(-13%) scale(1.04)}}
.ball.moving .ball-body{animation:hop .095s linear infinite}
@keyframes hop{0%{transform:translateY(0) scale(1)}50%{transform:translateY(-19%) scaleY(1.06)}100%{transform:translateY(0) scaleY(.93)}}
.ball.wave .ball-body{animation:wave .3s ease-out both}
@keyframes wave{0%{transform:translateY(0) scale(1)}40%{transform:translateY(-32%) scale(1.12)}100%{transform:translateY(0) scale(1)}}
.ball.pop .ball-body{animation:pop .4s ease-in forwards}
@keyframes pop{0%{transform:scale(1);opacity:1;filter:brightness(1)}30%{transform:scale(1.22);filter:brightness(2.4)}100%{transform:scale(.15);opacity:0;filter:brightness(3)}}
.ball.pop .ball-body::after{animation:ring .45s ease-out forwards}
@keyframes ring{0%{opacity:.9;transform:scale(.6)}100%{opacity:0;transform:scale(2.1)}}

.flash{position:absolute;border-radius:12px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.85),transparent);
  filter:blur(2px);pointer-events:none;animation:flash .5s ease-out forwards}
@keyframes flash{0%{opacity:0}25%{opacity:1}100%{opacity:0}}
.pop-score{position:absolute;font-weight:900;font-size:22px;color:#fff;text-shadow:0 0 14px rgba(255,255,255,.6);
  transform:translate(-50%,-50%);animation:rise 1s ease-out forwards;white-space:nowrap}
@keyframes rise{0%{opacity:0;transform:translate(-50%,-50%) scale(.7)}20%{opacity:1;transform:translate(-50%,-115%) scale(1.1)}100%{opacity:0;transform:translate(-50%,-260%) scale(1)}}

#toast{position:absolute;left:50%;top:14%;transform:translateX(-50%);pointer-events:none;font-weight:900;
  font-size:clamp(18px,5.5vw,26px);letter-spacing:1px;opacity:0}
#toast.show{animation:toast 1.3s ease-out forwards}
@keyframes toast{0%{opacity:0;transform:translateX(-50%) scale(.6)}15%{opacity:1;transform:translateX(-50%) scale(1.15)}75%{opacity:1;transform:translateX(-50%) scale(1)}100%{opacity:0;transform:translateX(-50%) scale(1)}}

footer{width:min(94vw,62vh);flex:0 0 auto;text-align:center;color:var(--dim);font-size:11px;line-height:1.5}
#hint{color:#b9c6e4}
#hint.hide{opacity:0;transition:opacity .4s}

.over{position:fixed;inset:0;display:grid;place-items:center;background:rgba(4,7,15,.72);backdrop-filter:blur(6px);z-index:20}
.over.hidden{display:none}
.panel{background:linear-gradient(180deg,#18223c,#111a2e);border:1px solid #26324f;border-radius:18px;
  padding:22px 24px;width:min(90vw,360px);text-align:center;box-shadow:0 30px 70px rgba(0,0,0,.6);
  animation:in .35s ease-out}
@keyframes in{0%{transform:translateY(14px) scale(.96);opacity:0}100%{transform:none;opacity:1}}
.ovttl{font-size:12px;letter-spacing:2px;text-transform:uppercase;color:var(--dim)}
.big{font-size:56px;font-weight:900;font-variant-numeric:tabular-nums;line-height:1.1;margin-top:4px}
.ovsub{font-size:11px;color:var(--dim);text-transform:uppercase;letter-spacing:1px}
.ovgrid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:18px 0 18px;text-align:left}
.ovgrid>div{background:#0f1729;border:1px solid #223052;border-radius:12px;padding:8px 10px}
.ovgrid .k{font-size:9px;color:var(--dim);text-transform:uppercase;letter-spacing:.7px}
.ovgrid .v{font-size:19px;font-weight:800}
.again{width:100%;padding:14px;border:none;border-radius:12px;font-size:16px;font-weight:800;cursor:pointer;
  color:#08101f;background:linear-gradient(180deg,#8fd9ff,#4fb8f0);box-shadow:0 10px 24px rgba(79,184,240,.35)}
.again:active{transform:scale(.98)}

@media (max-width:430px){
  .wrap{gap:8px;padding:8px 8px 6px}
  .sub{display:none}
  .ttl{font-size:14px}
  header{gap:6px}
  .stats{gap:9px}
  .stat{min-width:36px}
  .stat .k{font-size:8px}
  .stat .v{font-size:19px}
  .stat .v.small{font-size:14px;padding-top:4px}
  .btn{width:31px;height:31px}
  footer{font-size:10px}
}