:root{
  --bg:#E8F6FF;
  --ink:#24364A;
  --muted:#6B7F94;
  --good:#2EB872;
  --paper:#FFFFFF;
  --font:"Rubik", "Segoe UI", system-ui, sans-serif;
  color-scheme:light;
}
*{box-sizing:border-box}
html,body{background:var(--bg)}
body{margin:0;color:var(--ink);font:16px/1.35 var(--font);padding-inline:8px;padding-block:6px 10px;-webkit-tap-highlight-color:transparent;overscroll-behavior:none;
  background:linear-gradient(180deg,#CFEFFF 0%,#F4FBFF 60%) fixed,var(--bg)}
.app{max-width:960px;margin-inline:auto;width:100%;height:calc(100vh - 16px);height:calc(100dvh - 16px);min-height:460px;display:grid;grid-template-rows:auto auto auto 1fr auto;grid-template-columns:minmax(0,1fr);gap:8px}
.bar{display:flex;align-items:center;justify-content:space-between;gap:10px;min-height:44px}
.back{color:var(--muted);text-decoration:none;font-weight:600;font-size:15px;white-space:nowrap}
.back:hover{color:var(--ink)}
.title{margin:0;font-weight:800;font-size:clamp(1.3rem,4vw,1.9rem);white-space:nowrap}
.title span{color:#2E8BD8}
.bar-actions{display:flex;gap:8px}
.icon-btn{width:44px;height:44px;border-radius:14px;border:0;background:rgba(36,54,74,.1);color:var(--ink);display:grid;place-items:center;cursor:pointer;padding:0;font-size:22px}
.icon-btn span{display:grid;place-items:center}
.icon-btn span[hidden]{display:none}
.icon-btn svg{width:22px;height:22px}
button{font:inherit;cursor:pointer}
.btn{border:0;border-radius:16px;background:#fff;color:var(--ink);font-weight:800;padding:12px 18px;font-size:1.1rem;box-shadow:0 4px 0 rgba(30,60,90,.2)}
.btn:active{translate:0 3px;box-shadow:0 1px 0 rgba(30,60,90,.2)}
.btn.primary{background:var(--good);color:#fff;box-shadow:0 4px 0 #1E8A52}
.btn.big{font-size:1.3rem;padding:14px 28px;width:100%}
.btn[hidden]{display:none}
#next{justify-self:center}
:focus-visible{outline:3px solid #2E8BD8;outline-offset:3px}

.info{display:flex;align-items:center;justify-content:space-between;gap:8px}
.pill{background:#fff;border-radius:999px;padding:5px 14px;font-weight:800;box-shadow:0 2px 0 rgba(30,60,90,.12);white-space:nowrap}
.dots{display:flex;gap:5px;flex-wrap:wrap;justify-content:center}
.dots i{width:14px;height:14px;border-radius:50%;background:rgba(36,54,74,.15)}
.dots i.on{background:var(--good)}

.ask{display:flex;justify-content:center;align-items:center;gap:12px;min-height:110px}
.item{width:110px;height:110px;border-radius:28px;border:0;background:#fff;box-shadow:0 6px 0 rgba(30,60,90,.15),0 10px 20px rgba(30,60,90,.12);font-size:72px;line-height:1;display:grid;place-items:center;touch-action:none;animation:float 2.4s ease-in-out infinite}
.item:empty{visibility:hidden}
@keyframes float{50%{translate:0 -6px}}
.item.shake{animation:shake .45s}
@keyframes shake{25%{translate:-10px 0}75%{translate:10px 0}}
.say{width:48px;height:48px;border-radius:50%;border:0;background:#fff;box-shadow:0 3px 0 rgba(30,60,90,.15);font-size:22px}

.zones{display:grid;gap:8px;min-height:0;grid-template-columns:repeat(var(--n,2),minmax(0,1fr))}
.zone{position:relative;border:0;border-radius:22px;overflow:hidden;display:grid;align-content:space-between;justify-items:center;padding:10px 6px;min-height:0;box-shadow:inset 0 -6px 0 rgba(0,0,0,.08);color:#fff;text-shadow:0 2px 3px rgba(0,0,0,.35);transition:transform .15s}
.zone .nm{font-weight:800;font-size:clamp(.95rem,2.6vw,1.25rem);background:rgba(0,0,0,.18);border-radius:999px;padding:2px 12px}
.zone .deco{font-size:clamp(28px,6vw,46px);line-height:1;opacity:.95}
.zone .live{display:flex;flex-wrap:wrap;justify-content:center;gap:2px;font-size:clamp(24px,4.5vw,36px);line-height:1;min-height:1em}
.zone .live span{animation:bob 1.6s ease-in-out infinite}
.zone .live span:nth-child(2n){animation-delay:.4s}
.zone .live span:nth-child(3n){animation-delay:.8s}
@keyframes bob{50%{translate:0 -5px}}
.zone.hint{animation:pulse 1s ease-in-out infinite}
.zone.ok{transform:scale(1.04)}
.zone.over{outline:5px solid #fff;outline-offset:-5px}
@keyframes pulse{50%{box-shadow:inset 0 0 0 6px #FFD166}}

.drag{position:fixed;z-index:50;pointer-events:none;font-size:72px;line-height:1;translate:-50% -50%}
.burst{position:fixed;z-index:40;pointer-events:none;font-size:26px;animation:rise 1.2s ease-out forwards}
@keyframes rise{to{transform:translateY(-120px) scale(1.4);opacity:0}}

.overlay{position:fixed;inset:0;z-index:20;display:grid;place-items:center;padding:16px;background:rgba(30,60,90,.45);overflow-y:auto}
.overlay[hidden]{display:none}
.sheet{width:100%;max-width:440px;background:var(--paper);color:var(--ink);border-radius:26px;padding:22px;display:grid;gap:14px;box-shadow:0 20px 50px rgba(30,60,90,.35)}
.sheet.center{text-align:center;justify-items:center}
.help{margin:0;font-size:15px;color:var(--muted);line-height:1.55;text-align:left}
.help b{color:var(--ink)}
.trophy{font-size:54px;line-height:1}
.end-title{margin:0;font-weight:800;font-size:1.8rem}

@media (max-width:640px){
  .back-tx{display:none}
  .back{font-size:22px}
  .zones{grid-template-columns:repeat(var(--m,2),minmax(0,1fr))}
  .zones[style*="--m: 2"] .zone:last-child:nth-child(odd){grid-column:1 / -1}
  .item{width:96px;height:96px;font-size:62px}
  .ask{min-height:96px}
}
@media (prefers-reduced-motion:reduce){ .item,.zone .live span,.zone.hint{animation:none} }