*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{margin:0;width:100%;height:100%;overflow:hidden}body{font-family:system-ui,-apple-system,"Noto Sans JP",sans-serif;color:#4b372d;background:linear-gradient(#fff7df,#ffe6a8)}button,input{font:inherit}.hidden{display:none!important}.shape-shell{display:grid;grid-template-columns:minmax(0,1fr);place-items:center;width:100%;height:100dvh;padding:max(8px,env(safe-area-inset-top)) max(8px,env(safe-area-inset-right)) max(8px,env(safe-area-inset-bottom)) max(8px,env(safe-area-inset-left));overflow:hidden}.shape-panel{width:100%;max-width:820px;min-width:0;max-height:100%;padding:14px;border:5px solid #ffbd3e;border-radius:28px;background:#fff;box-shadow:0 8px 0 #e59a13;overflow:hidden}.settings-panel{max-width:560px}.shape-icon-image{width:48px;height:48px;object-fit:cover;border-radius:16%;box-shadow:0 2px 6px #0002}.setting-block{margin:10px 0;border-top:0!important;border:3px solid #f4dfac;border-radius:18px;background:#fffaf0}.shape-top{position:relative;display:flex;align-items:center;justify-content:center;min-width:0;min-height:48px;margin-bottom:8px;padding:0 58px}.shape-play-title{display:flex;min-width:0;align-items:center;justify-content:center;gap:8px;font-size:clamp(18px,5vw,32px);font-weight:1000;white-space:nowrap}.shape-play-icon{width:42px;height:42px;flex:0 0 auto;object-fit:cover;border-radius:15%;box-shadow:0 2px 5px #0002}.shape-status{position:absolute;left:4px;padding:6px 9px;border:2px solid #ffd36c;border-radius:12px;background:#fff9e8;font-weight:900}#shapeSettingsButton{position:absolute;right:4px;display:grid;place-items:center;width:40px;height:40px;padding:0;border:2px solid #ffd36c;border-radius:13px;background:#fff7df;box-shadow:0 3px 0 #e3ae36;font-size:20px}.shape-board{--size:5;display:grid;grid-template-columns:repeat(var(--size),minmax(0,1fr));grid-template-rows:repeat(var(--size),minmax(0,1fr));gap:clamp(1px,.55vw,3px);width:min(72vw,46dvh,430px,100%);aspect-ratio:1;margin:0 auto;padding:clamp(4px,1vw,7px);border:clamp(3px,.8vw,5px) solid #584a40;border-radius:16px;background:#584a40;touch-action:none}.shape-panel.has-many-choices .shape-board{width:min(68vw,39dvh,390px,100%)}.shape-cell{min-width:0;min-height:0;border-radius:clamp(2px,.7vw,5px);background:#78b9ff;box-shadow:inset 0 -3px 0 #438bd8}.shape-cell.hole{background:#fff8df;box-shadow:inset 0 0 0 2px #d7c69d}.shape-cell.filled{background:#79d67e;box-shadow:inset 0 -3px 0 #45a94c}.shape-help{margin:8px 0;text-align:center;font-size:clamp(11px,3vw,16px);font-weight:900;white-space:normal}.shape-choices{--choice-columns:3;display:grid;grid-template-columns:repeat(var(--choice-columns),minmax(0,1fr));justify-content:center;align-items:stretch;gap:clamp(6px,1.4vw,12px);width:100%;min-width:0;padding:5px}.shape-piece{position:relative;display:grid;min-width:0;min-height:112px;place-items:center;padding:clamp(5px,1vw,8px);border:3px solid #ead597;border-radius:clamp(12px,3vw,18px);background:#fffaf0;overflow:hidden;touch-action:none;user-select:none}.shape-piece:active{transform:scale(.97)}.piece-grid{display:grid;gap:2px;place-self:center}.piece-block{aspect-ratio:1;border-radius:4px;background:#ff9d5c;box-shadow:inset 0 -2px 0 #df6f2c}.piece-block.empty{visibility:hidden}.drag-ghost{position:fixed;z-index:200;width:auto;max-width:min(46vw,220px);pointer-events:none;opacity:.9;transform:translate(-50%,-50%) scale(1.05);filter:drop-shadow(0 8px 6px #0003)}.shape-board.is-target{outline:5px solid #73cf75;outline-offset:4px}.shape-board.is-wrong{animation:shake .28s linear}.result-panel{max-width:520px;text-align:center}.result-panel h2{margin:4px 0;font-size:clamp(42px,12vw,72px);color:#ef7b16}.result-panel p{font-size:20px;font-weight:900}@keyframes shake{25%{transform:translateX(-6px)}50%{transform:translateX(6px)}75%{transform:translateX(-4px)}}@media(max-width:560px){.shape-panel{padding:9px;border-width:4px;border-radius:22px}.shape-top{min-height:42px;padding:0 52px}.shape-play-icon{width:34px;height:34px}.shape-status{left:2px;padding:5px 7px;font-size:13px}#shapeSettingsButton{right:2px;width:36px;height:36px}.shape-board{width:min(76vw,43dvh,390px,100%)}.shape-panel.has-many-choices .shape-board{width:min(70vw,34dvh,340px,100%)}.shape-choices{gap:5px;padding:3px}.shape-piece{min-height:92px;padding:4px;border-width:2px}.shape-help{margin:5px 0}}@media(max-height:700px){.shape-panel{padding:8px}.shape-board{width:min(62vw,43dvh,360px,100%)}.shape-panel.has-many-choices .shape-board{width:min(58vw,31dvh,300px,100%)}.shape-piece{min-height:80px}.shape-help{margin:4px 0}.shape-top{min-height:40px}.shape-play-icon{width:32px;height:32px}}