:root{font-family:'Trebuchet MS',Arial,sans-serif;color:#20354b;background:#e7f5ff;font-synthesis:none}*{box-sizing:border-box}body{margin:0;min-height:100svh;background:radial-gradient(ellipse at 10% 5%,#fff7d4,transparent 45%),linear-gradient(145deg,#e5f6ff,#edf2ff 65%,#fff1e8);color:#20354b}main{max-width:1920px;margin:auto;padding:3.8vh 4vw 2vh}header{text-align:center}.brand{font-weight:900;letter-spacing:.16em;font-size:clamp(12px,1.1vw,22px);color:#7a5c20}h1{font-size:clamp(30px,3.5vw,66px);line-height:1.12;letter-spacing:-.035em;margin:1.4vh 0}header p{font-size:clamp(16px,1.65vw,30px);margin:1.5vh 0 3vh}.kids{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1.6vw}.kid{--accent:#347dd1;--pale:#e5f2ff;position:relative;padding:2vh 1.2vw 2.2vh;border:2px solid #ffffff;border-radius:28px;background:#ffffffb8;box-shadow:0 10px 40px #506b8b12;text-align:center}.kid:nth-child(2){--accent:#22977b;--pale:#d8f5e8}.kid:nth-child(3){--accent:#c15b97;--pale:#ffdfef}.kid:nth-child(4){--accent:#9a6ac5;--pale:#eee1ff}.kid h2{color:var(--accent);font-size:clamp(26px,2.8vw,53px);margin:0 0 .5vh;letter-spacing:-.04em}.total{font-size:clamp(33px,3.8vw,72px);line-height:1.15;font-weight:900;color:#233850}.total small{font-size:.35em;color:#7b8894}.bucket-wrap{height:clamp(200px,29vh,380px);max-width:340px;margin:1vh auto 0;position:relative;padding-top:30px}.bucket-handle{position:absolute;border:9px solid var(--accent);border-bottom:0;border-radius:90px 90px 0 0;width:64%;height:65%;left:18%;top:0;opacity:.5}.bucket{position:relative;height:100%;background:linear-gradient(100deg,#ffffffb8,var(--pale) 55%,#ffffff8a);border:7px solid var(--accent);border-top-width:10px;border-radius:12px 12px 45px 45px;box-shadow:inset 7px 0 0 #ffffffa0,0 12px 0 #20354b0c}.bucket::before{content:'';position:absolute;top:-16px;left:-10px;right:-10px;height:16px;border-radius:12px;background:var(--accent)}.pile{position:absolute;inset:15px 10px 17px;display:grid;grid-template-columns:repeat(4,1fr);grid-template-rows:repeat(4,1fr);align-items:center;justify-items:center;gap:3px}.coin{width:clamp(27px,3.5vw,64px);aspect-ratio:1;border-radius:50%;display:grid;place-items:center;border:3px solid #e4a52b;background:radial-gradient(circle at 30% 20%,#fff6a7,#ffd65c 55%,#efa933);box-shadow:inset 0 0 0 3px #fff0a0,0 3px 0 #b88126;color:#ba7e16;font-size:clamp(16px,2vw,36px);font-weight:bold;grid-row:var(--row);grid-column:var(--col)}.coin.empty{opacity:.15;filter:grayscale(.4);box-shadow:none}.coin.new{animation:drop .7s cubic-bezier(.4,0,.8,1)}.bucket.full{box-shadow:0 0 35px #ffc54e90,inset 7px 0 0 #ffffffa0}.remaining{font-size:clamp(16px,1.5vw,28px);font-weight:800;margin:2vh 0;color:var(--accent);min-height:1.4em}.controls{display:flex;gap:.6vw;justify-content:center}button{font:inherit;font-weight:800;border:2px solid #dbe4ea;border-radius:14px;background:#fff;color:#35485c;cursor:pointer;min-height:48px;touch-action:manipulation;padding:12px 18px;box-shadow:0 3px 0 #20354b12}button.add,button.collect{background:var(--accent);border-color:var(--accent);color:white;flex:1}button.add{font-size:clamp(16px,1.55vw,29px)}button.remove{font-size:clamp(22px,2vw,36px);min-width:52px}button.collect{font-size:clamp(16px,1.25vw,23px)}button:focus-visible{outline:5px solid #f5ac23;outline-offset:5px;transform:scale(1.025)}button:disabled{opacity:.4;cursor:default}footer{display:flex;justify-content:center;align-items:center;gap:20px;margin-top:3vh;font-size:clamp(12px,1vw,18px);color:#62758a}footer button{background:transparent;border:0;box-shadow:none;font-size:inherit;min-height:44px;padding:6px}#storage{text-align:center;min-height:1.4em;font-size:16px;margin:8px 0 0;color:#716a55}.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}dialog{border:0;border-radius:28px;padding:32px;max-width:min(560px,90vw);color:#20354b;box-shadow:0 20px 100px #102b5555}dialog::backdrop{background:#102b5570}dialog h2{font-size:30px;margin-top:0}.dialog-actions{display:flex;gap:12px;flex-wrap:wrap}#collect{background:#337fd0;color:#fff}#confetti{position:fixed;inset:0;pointer-events:none;overflow:hidden}#confetti i{position:absolute;top:-20px;width:12px;height:20px;animation:fall 2.8s linear forwards}@keyframes drop{from{transform:translateY(-200px) rotate(-90deg);opacity:0}to{transform:translateY(0) rotate(0);opacity:1}}@keyframes fall{to{transform:translateY(110vh) rotate(620deg)}}
@media(min-width:1000px) and (max-height:750px){main{padding-top:2vh}header p{margin-bottom:2vh}.bucket-wrap{height:26vh;min-height:160px}.kid{padding-top:1.5vh}footer{margin-top:1.7vh}}
@media(max-width:900px){main{padding:24px 20px}.kids{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.kid{padding:20px 16px}.bucket-wrap{height:230px;width:90%;max-width:240px}.coin{width:38px;font-size:23px}.kid h2{font-size:34px}.total{font-size:46px}.remaining{font-size:20px}.controls{gap:8px}button.add{font-size:18px}header p{margin-bottom:24px}footer{flex-wrap:wrap;gap:8px 20px}footer span{width:100%;text-align:center}}
@media(max-width:480px){main{padding:22px 12px}.kids{gap:12px}.kid{border-radius:22px;padding:16px 9px}.kid h2{font-size:29px}.bucket-wrap{height:190px;width:94%;padding-top:24px}.bucket{border-width:5px}.bucket-handle{border-width:6px}.pile{inset:12px 4px}.coin{width:27px;font-size:17px;border-width:2px;box-shadow:inset 0 0 0 2px #fff0a0,0 2px 0 #b88126}.total{font-size:38px}.remaining{font-size:16px;margin:17px 0}.controls{flex-wrap:wrap}.controls .add{order:0;flex-basis:100%;font-size:16px;padding:10px}.controls .remove{order:1;min-height:40px;width:100%;padding:0;font-size:24px}header h1{font-size:32px}header p{font-size:16px;line-height:1.5}footer span{font-size:11px}button.collect{font-size:15px}}
.pile{grid-template-columns:repeat(4,minmax(0,1fr));grid-template-rows:repeat(4,minmax(0,1fr))}.coin{width:auto;height:95%;max-width:95%;font-size:clamp(13px,1.5vw,28px);font-style:normal}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}}