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0;border:0;font-size:11px}.source-note span{color:#ccc;margin:0 7px}@media (max-width:760px){.topbar{height:62px;padding:0 18px}.header-note{display:none}.mobile-menu{color:var(--ink);background:0 0;border:0;display:block}.home-main{flex-direction:column;align-items:stretch;gap:46px;padding:48px 20px 30px;display:flex}.hero h1{font-size:46px}.hero p{font-size:14px}.desktop-only{display:none}.hero-stats{gap:15px;margin-top:42px}.hero-stats span{font-size:10px}.sample-card{min-height:370px;padding:24px;transform:none}.sample-content{margin-top:58px}.sample-content h2{font-size:26px}.floating-piece{width:47px;height:47px;font-size:18px}.piece-a{right:45px}.piece-b{right:120px}.piece-c{top:270px;right:25px}.home-footer{padding:0 20px 18px}.home-footer span:last-child{display:none}.creator{padding:28px 16px}.page-heading{flex-direction:column;align-items:start;gap:18px}.page-heading h1{font-size:30px}.creator-grid{flex-direction:column;gap:14px;display:flex}.creator-bottom{flex-direction:column-reverse;align-items:stretch;gap:15px}.creator-bottom .button{width:100%}.shuffle-preview{display:none}.problem-answer{min-width:0}.problem-row{gap:7px}.play-main{padding:24px 14px}.play-top{margin-bottom:30px}.play-card{padding:38px 16px 32px}.play-card h1{font-size:27px}.empty-slot,.placed-piece{width:43px;height:53px}.letter-piece{width:44px;height:49px}.play-actions .button{width:100%}.speed-note{display:none}}@media (min-width:761px){.play-shell .topbar{max-width:900px}}@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}.memo-zone{touch-action:none;background:#fafbf9;border:1px dashed #cfd6ca;border-radius:14px;height:200px;margin:22px 0 8px;position:relative;overflow:hidden}.memo-empty{color:#9aa39a;pointer-events:none;place-items:center;font-size:12px;display:grid;position:absolute;inset:0}.scratch-piece{width:48px;height:52px;color:var(--ink);background:#e8eee8;border:0;border-radius:10px;font-size:21px;font-weight:800;position:absolute;box-shadow:0 3px #d3dbd3}.drop-active{outline:2px dashed var(--orange);outline-offset:4px;border-radius:14px}.is-dragging{opacity:.25}.ins-before{box-shadow:-6px 0 0 -1px var(--orange),0 4px 0 #bdd9c7}.ins-after{box-shadow:6px 0 0 -1px var(--orange),0 4px 0 #bdd9c7}.drag-ghost{z-index:50;pointer-events:none;color:var(--ink);will-change:transform;background:#fff;border-radius:11px;justify-content:center;align-items:center;font-size:22px;font-weight:800;display:none;position:fixed;top:0;left:0;box-shadow:0 12px 28px #00000038}.drag-ghost.on{display:flex}.button:disabled{opacity:.45;cursor:not-allowed}.slot{border-radius:10px;flex:none;width:48px;height:58px}.slot-empty{background:#fafaf8;border:1.5px dashed #ccc9c0}.slot-hover{outline:2px solid var(--orange);outline-offset:2px}.slot .placed-piece{width:100%;height:100%}.ins-before.letter-piece{box-shadow:-6px 0 0 -1px var(--orange),0 4px 0 #ddd8ce}.ins-after.letter-piece{box-shadow:6px 0 0 -1px var(--orange),0 4px 0 #ddd8ce}.memo-zone{height:240px}@media (max-width:760px){.slot{width:43px;height:53px}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-font-weight{syntax:"*";inherits:false}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-translate-x{syntax:"*";inherits:false;initial-value:0}@property --tw-translate-y{syntax:"*";inherits:false;initial-value:0}@property --tw-translate-z{syntax:"*";inherits:false;initial-value:0}