:root{--ink:#3a2d3f;--pink:#ff6f91;--g:14px;--c:120px;--safeT:env(safe-area-inset-top,0px);--safeB:env(safe-area-inset-bottom,0px);--safeL:env(safe-area-inset-left,0px);--safeR:env(safe-area-inset-right,0px)}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0;position:fixed;inset:0;overflow:hidden;overscroll-behavior:none;touch-action:none;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none;
  font-family:"Varela Round","Nunito","Arial Rounded MT Bold","PingFang HK","Noto Sans TC","Microsoft JhengHei",system-ui,sans-serif;color:var(--ink)}
body{background:linear-gradient(160deg,#ffe3ef 0%,#fff6d6 45%,#dff6ff 100%)}
button{font:inherit;color:inherit;border:0;cursor:pointer;touch-action:manipulation}
.hidden{display:none!important}
#bg{position:fixed;inset:0;pointer-events:none;overflow:hidden}
#bg i{position:absolute;border-radius:50%;opacity:.55;animation:float 14s ease-in-out infinite alternate}
#bg i:nth-child(1){width:34vmin;height:34vmin;left:-8vmin;top:8%;background:#ffd1e3}
#bg i:nth-child(2){width:24vmin;height:24vmin;right:-6vmin;top:22%;background:#c9f0ff;animation-delay:-3s}
#bg i:nth-child(3){width:18vmin;height:18vmin;left:30%;bottom:-6vmin;background:#fff0a8;animation-delay:-6s}
#bg i:nth-child(4){width:12vmin;height:12vmin;right:22%;bottom:12%;background:#d8f5c8;animation-delay:-2s}
#bg i:nth-child(5){width:9vmin;height:9vmin;left:12%;bottom:22%;background:#e7d6ff;animation-delay:-8s}
#bg i:nth-child(6){width:7vmin;height:7vmin;right:8%;top:4%;background:#ffe0c2;animation-delay:-5s}
@keyframes float{from{transform:translate(0,0) scale(1)}to{transform:translate(3vmin,-4vmin) scale(1.08)}}

#app{position:fixed;inset:0;display:flex;flex-direction:column;padding:calc(var(--safeT) + 6px) calc(var(--safeR) + 10px) calc(var(--safeB) + 8px) calc(var(--safeL) + 10px)}
#top{flex:0 0 auto;height:clamp(40px,8vmin,60px);display:flex;align-items:center;justify-content:space-between;gap:10px}
.pill{background:#fff;border-radius:999px;padding:.35em .9em;font-size:clamp(13px,2.6vmin,18px);font-weight:700;box-shadow:0 3px 0 rgba(58,45,63,.12)}
.pill.on{background:#ffd93b}
.parentHold{width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.6);font-size:20px;line-height:1;opacity:.7;position:relative}
.parentHold.holding::after{content:"";position:absolute;inset:-4px;border-radius:50%;border:3px solid #ff6f91;animation:hold .7s linear forwards}
@keyframes hold{from{clip-path:inset(0 100% 0 0)}to{clip-path:inset(0 0 0 0)}}
#dots{display:flex;gap:clamp(6px,1.6vmin,12px);align-items:center}
#dots .dot{width:clamp(20px,4.6vmin,34px);height:clamp(20px,4.6vmin,34px);display:grid;place-items:center}
#dots .dot svg{width:100%;height:100%}
#dots .dot.cur{animation:pulse 1.2s ease-in-out infinite}
@keyframes pulse{50%{transform:scale(1.25)}}

#promptRow{flex:0 0 auto;display:flex;align-items:center;justify-content:center;gap:12px;min-height:clamp(44px,10vmin,76px);padding:2px 0}
#speakBtn{flex:0 0 auto;width:clamp(44px,9vmin,66px);height:clamp(44px,9vmin,66px);border-radius:50%;background:#ff9f1c;box-shadow:0 4px 0 #e07b00;display:grid;place-items:center}
#speakBtn:active{transform:translateY(3px);box-shadow:0 1px 0 #e07b00}
#speakBtn svg{width:62%;height:62%}
#promptText{font-size:clamp(18px,4.4vmin,36px);font-weight:800;text-align:center;line-height:1.15;background:rgba(255,255,255,.75);padding:.3em .8em;border-radius:22px;max-width:80%}
#promptText.bounce{animation:pop .5s}
@keyframes pop{40%{transform:scale(1.12)}}

#stage{flex:1 1 auto;position:relative;min-height:0;display:flex;align-items:center;justify-content:center}
.board{position:relative;display:flex;align-items:center;justify-content:center;gap:var(--g)}
.board.row{flex-direction:row}.board.col{flex-direction:column}
.board .opts{display:flex;gap:var(--g);align-items:center;justify-content:center;flex-wrap:wrap;max-width:100%}
.board .opts.grid2{display:grid;grid-template-columns:repeat(2,var(--c));gap:var(--g);justify-content:center}
.board.choice.col:not(.has-target) .opts{flex-direction:column}
.board.has-target.row{gap:calc(var(--g)*3)}
.card{width:var(--c);height:var(--c);flex:0 0 auto;border-radius:26%;background:#fff;display:grid;place-items:center;position:relative;
  border:clamp(3px,.8vmin,6px) solid #ffd1e3;box-shadow:0 6px 0 rgba(58,45,63,.10),0 10px 22px rgba(255,111,145,.18);
  transition:transform .25s cubic-bezier(.3,1.6,.5,1),opacity .3s;touch-action:none;cursor:pointer;z-index:2}
.opts .card:nth-child(3n+2),.side .card:nth-child(3n+2){border-color:#c9f0ff}
.opts .card:nth-child(3n+3),.side .card:nth-child(3n+3){border-color:#fff0a8}
.card .inner{width:86%;height:86%;pointer-events:none}
.card .art{width:100%;height:100%;display:block;overflow:visible}
.card .inner .art{animation:bob 2.6s ease-in-out infinite alternate}
.opts .card:nth-child(2) .inner .art,.side .card:nth-child(2) .inner .art{animation-delay:-.9s}
.opts .card:nth-child(3) .inner .art,.side .card:nth-child(3) .inner .art{animation-delay:-1.7s}
@keyframes bob{from{transform:translateY(2%) rotate(-2deg)}to{transform:translateY(-3%) rotate(2deg)}}
.art.shadow{filter:brightness(0);opacity:.32}
.card:active{transform:scale(.95)}
.card.dragging{transition:none;z-index:10;box-shadow:0 18px 30px rgba(58,45,63,.25)}
.card.slot{border:clamp(3px,.8vmin,6px) dashed #ff6f91;background:#fffbe6;animation:glow 1.6s ease-in-out infinite;cursor:default}
@keyframes glow{50%{box-shadow:0 0 0 8px rgba(255,111,145,.18),0 10px 22px rgba(255,111,145,.18)}}
.card.wiggle{animation:wiggle .5s}
@keyframes wiggle{20%{transform:rotate(-8deg)}40%{transform:rotate(7deg)}60%{transform:rotate(-5deg)}80%{transform:rotate(3deg)}}
.card.yay{animation:yay .8s cubic-bezier(.3,1.6,.5,1);border-color:#52d273;background:#f0fff4;z-index:6}
@keyframes yay{0%{transform:scale(1)}30%{transform:scale(1.22) rotate(-4deg)}55%{transform:scale(.94) rotate(3deg)}80%{transform:scale(1.08)}100%{transform:scale(1)}}
.solved .opts .card:not(.yay){opacity:.35;transform:scale(.9)}
.card.sel{border-color:#ff9f1c;transform:scale(1.07);box-shadow:0 0 0 6px rgba(255,159,28,.35),0 10px 22px rgba(255,159,28,.3)}
.card.matched{border-color:#52d273;background:#f0fff4}
.board.connect.cols{flex-direction:row;gap:var(--gap)}
.board.connect.rows{flex-direction:column;gap:var(--gap)}
.side{display:flex;gap:var(--g)}
.cols .side{flex-direction:column}.rows .side{flex-direction:row}
svg.lines{position:absolute;left:0;top:0;width:100%;height:100%;pointer-events:none;overflow:visible;z-index:3}
svg.lines path{fill:none;stroke-linecap:round;stroke-linejoin:round}
svg.lines circle{stroke:#fff;stroke-width:3}
svg.lines .perm .under,svg.lines .draw .under{stroke-width:22;opacity:.28}
svg.lines .perm .over,svg.lines .draw .over{stroke-width:12;opacity:.95}
svg.lines .draw .over{stroke-width:14}
svg.lines .fade{animation:strokeFade .38s ease-in forwards}
@keyframes strokeFade{to{opacity:0;transform:scale(.96)}}
.board.connect .card{cursor:crosshair}
.board.connect .card.matched{cursor:default}

.spark{position:fixed;width:clamp(18px,4vmin,30px);height:clamp(18px,4vmin,30px);pointer-events:none;z-index:50;animation:spark .9s ease-out forwards}
.spark svg{width:100%;height:100%}
@keyframes spark{0%{transform:translate(-50%,-50%) scale(.3) rotate(0)}70%{opacity:1}100%{transform:translate(calc(-50% + var(--dx)),calc(-50% + var(--dy))) scale(1.1) rotate(200deg);opacity:0}}

.screen{position:fixed;inset:0;z-index:40;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:clamp(6px,2vmin,16px);
  background:linear-gradient(160deg,#ffe3ef 0%,#fff6d6 50%,#dff6ff 100%);padding:calc(var(--safeT) + 12px) 16px calc(var(--safeB) + 12px);text-align:center;overflow:hidden}
.screen h1{margin:0;font-size:clamp(24px,6vmin,52px);font-weight:900;color:#ff4d8d;text-shadow:0 3px 0 #fff}
.screen .sub{margin:0;font-size:clamp(14px,3vmin,22px);font-weight:700;opacity:.8}
.langPick{position:absolute;top:calc(var(--safeT) + 12px);right:calc(var(--safeR) + 14px)}
.buddies{display:flex;gap:clamp(4px,2vmin,18px)}
.buddies .art{width:clamp(64px,17vmin,150px);height:clamp(64px,17vmin,150px);animation:hop 1.4s ease-in-out infinite}
.buddies .art:nth-child(2){animation-delay:.2s}.buddies .art:nth-child(3){animation-delay:.4s}
@keyframes hop{0%,100%{transform:translateY(0)}40%{transform:translateY(-14%) rotate(-4deg)}60%{transform:translateY(0) scale(1.05,.95)}}
.bigBtn{width:clamp(84px,20vmin,150px);height:clamp(84px,20vmin,150px);border-radius:50%;background:linear-gradient(#6fe08b,#2fbf5b);box-shadow:0 8px 0 #229447,0 14px 26px rgba(47,191,91,.35);display:grid;place-items:center;animation:breathe 1.8s ease-in-out infinite}
.bigBtn svg{width:58%;height:58%}
.bigBtn:active{transform:translateY(6px);box-shadow:0 2px 0 #229447}
.bigBtn.small{width:auto;height:auto;border-radius:999px;padding:.6em 1.6em;font-size:clamp(18px,4vmin,30px);font-weight:900;color:#fff}
@keyframes breathe{50%{transform:scale(1.06)}}
.startLabel{font-size:clamp(16px,3.4vmin,26px);font-weight:900;color:#2a9d4a}
.streakRow{display:flex;gap:6px;align-items:center;justify-content:center}
.streakRow .s{width:clamp(20px,4.4vmin,34px);height:clamp(20px,4.4vmin,34px)}
.streakRow .s svg{width:100%;height:100%}
.streakRow .s.off{opacity:.25;filter:grayscale(1)}
.bigStar{width:clamp(110px,30vmin,240px);height:clamp(110px,30vmin,240px);animation:starIn 1s cubic-bezier(.3,1.6,.5,1),spin 4s 1s ease-in-out infinite}
.bigStar .art{width:100%;height:100%}
@keyframes starIn{from{transform:scale(0) rotate(-180deg)}to{transform:scale(1) rotate(0)}}
@keyframes spin{0%,100%{transform:rotate(-6deg) scale(1)}50%{transform:rotate(6deg) scale(1.08)}}
#confetti{position:absolute;inset:0;pointer-events:none;overflow:hidden}
#confetti i{position:absolute;top:-6vh;width:12px;height:16px;border-radius:3px;animation:fall linear forwards}
#confetti i.st{width:26px;height:26px;border-radius:0;background:none!important}
#confetti i.st svg{width:100%;height:100%}
@keyframes fall{to{transform:translate(var(--x),112vh) rotate(var(--r))}}
.panel{background:#fff;border-radius:28px;padding:18px 20px;max-width:min(440px,92vw);max-height:92%;overflow:auto;display:flex;flex-direction:column;gap:10px;box-shadow:0 12px 40px rgba(58,45,63,.2);touch-action:pan-y}
.panel h2{margin:0;font-size:22px}
.panel p{margin:0}
.panel .row{display:flex;gap:8px;justify-content:center;flex-wrap:wrap}
.panel .pill{box-shadow:0 0 0 2px #ffd1e3 inset}
.panel .pill.on{background:#ffd93b}
.pill.wide{width:100%;padding:.6em}
.small{font-size:13px;opacity:.75}
@media (prefers-reduced-motion:reduce){.card .inner .art,#bg i,.buddies .art{animation:none}}
.startParent{position:absolute;top:calc(var(--safeT) + 12px);left:calc(var(--safeL) + 14px)}

/* transport sorting */
.board.transport{flex-direction:column;gap:var(--g);width:100%;height:100%;padding:4px}
.board.transport.wide{justify-content:space-evenly}
.board.transport .zones{display:flex;gap:var(--g);justify-content:center;align-items:stretch;flex:0 0 auto}
.board.transport.tall .zones{flex-direction:column;max-height:58%}
.board.transport .zone{width:var(--z);height:var(--z);flex:0 0 auto;border-radius:22%;overflow:hidden;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;padding:0;cursor:pointer;position:relative}
.board.transport .zone .inner{width:100%;height:100%;position:absolute;inset:0}
.board.transport .zone .inner .art{width:100%;height:100%;animation:none}
.board.transport .zone-label{position:relative;z-index:2;margin-top:6%;padding:.15em .55em;border-radius:999px;background:rgba(255,255,255,.88);font-size:clamp(11px,2.4vmin,16px);font-weight:900;box-shadow:0 2px 0 rgba(58,45,63,.1)}
.board.transport .park{position:absolute;left:6%;right:6%;bottom:6%;z-index:3;display:flex;gap:4px;justify-content:center;align-items:flex-end;pointer-events:none;min-height:28%}
.board.transport .parked{width:32%;aspect-ratio:1;background:rgba(255,255,255,.92);border-radius:28%;display:grid;place-items:center;box-shadow:0 3px 0 rgba(58,45,63,.12);animation:yay .7s cubic-bezier(.3,1.6,.5,1)}
.board.transport .parked .art{width:88%;height:88%;animation:none}
.board.transport .fleet{display:flex;gap:var(--g);justify-content:center;align-items:center;flex-wrap:wrap}
.board.transport .vehicle{width:var(--c);height:var(--c)}
.board.transport.solved .vehicle:not(.matched){opacity:.3}

/* pattern complete-the-sequence */
.board.pattern{flex-direction:column;gap:var(--g);width:100%;padding:4px}
.board.pattern .seq{display:flex;gap:clamp(4px,1.5vmin,12px);align-items:center;justify-content:center;flex-wrap:nowrap}
.board.pattern .seq .card{width:var(--seq,var(--c));height:var(--seq,var(--c))}
.board.pattern .opts{margin-top:2px}

/* tidy food-to-plate */
.board.tidy{flex-direction:column;gap:var(--g);width:100%;height:100%;padding:4px;justify-content:space-evenly}
.board.tidy .plate-zone{display:flex;justify-content:center}
.board.tidy .plate-card{width:var(--z);height:var(--z);border-radius:50%;position:relative;overflow:visible}
.board.tidy .plate-card .park{position:absolute;left:10%;right:10%;bottom:12%;z-index:3;display:flex;gap:4px;justify-content:center;align-items:flex-end;pointer-events:none;min-height:28%}
.board.tidy .parked{width:30%;aspect-ratio:1;background:rgba(255,255,255,.92);border-radius:28%;display:grid;place-items:center;box-shadow:0 3px 0 rgba(58,45,63,.12);animation:yay .7s cubic-bezier(.3,1.6,.5,1)}
.board.tidy .parked .art{width:88%;height:88%;animation:none}
.board.tidy .fleet{display:flex;gap:var(--g);justify-content:center;flex-wrap:wrap}
.board.tidy .food{width:var(--c);height:var(--c)}
.board.tidy.solved .food:not(.matched){opacity:.3}

/* colour hunt */
.board.colourhunt{width:100%;height:100%;padding:4px}
.board.colourhunt .opts.hunt{display:grid;grid-template-columns:repeat(var(--cols,3),var(--c));gap:var(--g);justify-content:center;align-content:center;max-width:100%}
.board.colourhunt .card.matched{opacity:.55;transform:scale(.92)}
.board.colourhunt.solved .card:not(.matched){opacity:.3}

/* denser progress dots for 10 */
#dots{gap:clamp(3px,1.1vmin,8px)}
#dots .dot{width:clamp(16px,3.8vmin,28px);height:clamp(16px,3.8vmin,28px)}

/* external SVG assets (插畫) */
img.art{width:100%;height:100%;display:block;object-fit:contain;pointer-events:none;border:0}
.card .inner img.art{animation:bob 2.6s ease-in-out infinite alternate}
.board.transport .parked img.art,.board.tidy .parked img.art{animation:none}