*{box-sizing:border-box}body{background:#dce8e4;margin:0;font-family:system-ui,-apple-system,Hiragino Sans,Yu Gothic,sans-serif;overflow:hidden}canvas{display:block}#hud{z-index:10;background:#fffdeee8;border:2px solid #684724;border-radius:12px;align-items:center;gap:8px;padding:10px 14px;display:flex;position:fixed;top:16px;left:50%;transform:translate(-50%);box-shadow:0 5px 20px #0003}#turn{font-size:18px;font-weight:900}#msg{min-width:190px}button{cursor:pointer;background:#fff5d8;border:1px solid #77502d;border-radius:8px;padding:7px 10px;font-weight:700}button:hover{background:#ffe8a8}.hand{z-index:10;background:#fffdeee8;border:2px solid #684724;border-radius:10px;max-width:360px;padding:9px 11px;position:fixed;left:18px}.hand b{margin-right:8px}.hand span{flex-wrap:wrap;gap:4px;display:inline-flex}#gote{top:18px}#sente{bottom:18px}.modal{z-index:30;text-align:center;background:#fff8df;border:3px solid #684724;border-radius:16px;padding:25px;font-size:24px;font-weight:900;position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);box-shadow:0 10px 40px #0007}.modal button{margin:15px 6px 0;font-size:18px}.hidden{display:none}@media (width<=800px){#hud{flex-wrap:wrap;left:8px;right:8px;transform:none}#msg{display:none}.hand{max-width:45vw;font-size:12px}.hand button{padding:4px}}

html,body,#app{width:100%;height:100%;height:100dvh}html,body{overscroll-behavior:none;touch-action:none;-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent}canvas{touch-action:none}button{touch-action:manipulation;min-height:38px}.hand button{min-width:44px}@media(max-width:900px){#hud{left:8px!important;right:8px!important;top:max(6px,env(safe-area-inset-top))!important;transform:none!important;justify-content:center;gap:5px!important;padding:6px 7px!important;border-width:1px!important;border-radius:9px!important}#turn{font-size:14px!important}#msg{display:none!important}#hud button{font-size:12px;padding:5px 7px;min-height:34px}.hand{left:8px!important;right:8px!important;max-width:none!important;padding:5px 7px!important;border-width:1px!important;font-size:12px!important;display:flex;align-items:center;gap:5px;overflow-x:auto;white-space:nowrap}.hand b{flex:0 0 auto}.hand span{display:flex!important;flex-wrap:nowrap!important}.hand button{padding:5px 8px!important;min-width:42px;min-height:36px;flex:0 0 auto}#gote{top:52px!important;bottom:auto!important}#sente{bottom:max(6px,env(safe-area-inset-bottom))!important}.modal{width:min(88vw,360px);padding:20px 14px!important;font-size:21px!important}.modal button{min-height:48px}}@media(max-width:500px) and (orientation:portrait){#hud{justify-content:space-between}#turn{font-size:13px!important}#hud button{font-size:11px;padding:4px 6px}.hand{font-size:11px!important}#gote{top:50px!important}.hand button{font-size:12px}}