:root{font-family:Nunito,system-ui,sans-serif;color:#342c25;background:#efe6d5;font-weight:700;font-synthesis:none}*{box-sizing:border-box}body{margin:0;min-width:280px}button,select{font:inherit;min-width:44px;min-height:44px;border:1.5px solid #70685d;border-radius:9px;color:#342c25;background:#fff9ec;padding:7px 10px;cursor:pointer;touch-action:manipulation}button:hover{background:#f5d5b7}button:disabled{opacity:.5;cursor:default}button.selected{background:#345d54;color:#fff9ec}button:focus-visible,select:focus-visible{outline:3px solid #a33631;outline-offset:1px}[hidden]{display:none!important}main{height:100dvh;min-height:680px;max-width:1180px;margin:auto;display:flex;flex-direction:column;gap:5px;padding:max(5px,env(safe-area-inset-top)) max(6px,env(safe-area-inset-right)) max(4px,env(safe-area-inset-bottom)) max(6px,env(safe-area-inset-left))}header{display:flex;justify-content:space-between;align-items:center;gap:4px;min-height:44px;flex-shrink:0}header strong{font-size:12px;line-height:1.1;letter-spacing:.7px}header span{color:#a33631}nav{display:flex;gap:3px}nav button{font-size:11px;padding:5px 7px}#pause{font-size:18px}#hud{background:#345d54;color:#fff9ec;border-radius:10px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:2px 8px;padding:6px 9px;min-height:45px;flex-shrink:0;font-size:13px}#hud small{display:block;width:100%;font-size:10px}#table{flex:1;min-height:440px;display:flex;align-items:center;justify-content:center;gap:12px;overflow:hidden}#boardView{overflow:auto;max-height:100%;max-width:100%;overscroll-behavior:contain;scrollbar-width:thin;border:2px solid #70685d;border-radius:10px;background:#e0cfb1;touch-action:pan-x pan-y}#board{position:relative;width:calc(var(--cell,44px)*9);height:calc(var(--cell,44px)*10);background:#f4e7cf url('assets/wood.webp') center/cover}#lines,#points{position:absolute;inset:0;width:100%;height:100%}#lines{pointer-events:none;fill:none;stroke:#786f61;stroke-width:1.1}#points{display:grid;grid-template-columns:repeat(9,1fr);grid-template-rows:repeat(10,1fr)}.point{padding:0;border:0;background:transparent;border-radius:0;position:relative;display:flex;justify-content:center;align-items:center;min-width:44px;min-height:44px;touch-action:manipulation}.point:hover{background:#6e8b5b22}.point img{width:89%;height:89%;object-fit:contain;pointer-events:none;user-select:none}.point .letter{font-family:'Songti SC','Noto Serif CJK SC',serif;font-size:calc(var(--cell,44px)*.58);font-weight:800;position:absolute;inset:0;display:flex;align-items:center;justify-content:center;border-radius:50%;color:#a52c2a;background:#f6e8c8;border:3px double currentColor;margin:4px;pointer-events:none}.point.black .letter{color:#2d2a28}.point.selected:after{content:'';position:absolute;inset:1px;border:3px solid #1c7163;border-radius:50%;pointer-events:none}.point.destination:before{content:'';position:absolute;width:12px;height:12px;background:#17624f;border-radius:50%;box-shadow:0 0 0 3px #fff9ec;z-index:2;pointer-events:none}.point.destination.occupied:before{background:transparent;width:94%;height:94%;border:3px dashed #1c7163;box-shadow:none}.point.last{background:#a7652e22}.point.checked{outline:3px double #b5232b;outline-offset:-3px}.point.hint{box-shadow:inset 0 0 0 3px #a48e1c}.point.pending{box-shadow:inset 0 0 0 4px #a33631}aside{width:190px;text-align:center;flex-shrink:0}#host{width:150px;height:150px;object-fit:contain}aside p{font-size:12px;line-height:1.4}#panText{font-size:10px}#zoomControls{display:flex;gap:4px;justify-content:center}#rotate{font-size:11px}#actions{display:flex;justify-content:center;gap:4px;flex-wrap:wrap;flex-shrink:0}#actions button{font-size:12px;padding:5px 9px}#confirmMove{background:#d1e5d9}#notice{font-size:11px;line-height:1.2;min-height:15px;margin:0;text-align:center;color:#8c3c31;flex-shrink:0}dialog{max-width:min(620px,calc(100vw - 16px));width:100%;max-height:calc(100dvh - 16px);overflow:auto;text-align:center;border:2px solid #70685d;border-radius:16px;background:#fff9ec;color:#342c25;padding:16px}dialog::backdrop{background:#1d302bdd}dialog button{margin:3px}dialog p{font-size:14px;line-height:1.5}h1,h2{line-height:1.15;margin:10px 0}.hero{height:180px;position:relative;border-radius:10px;overflow:hidden;background:#d7e1cf}.hero img{width:100%;height:100%;object-fit:cover}.hero h1{position:absolute;left:8px;top:4px;background:#fff9ece8;padding:8px;border-radius:8px;font-size:28px;text-align:left}#continue,#play{width:95%;background:#d6e5d6}.modes{display:grid;grid-template-columns:repeat(2,1fr);gap:4px}.modes button{margin:0;font-size:13px}#botOptions{display:flex;justify-content:center;gap:8px;margin:10px 0;flex-wrap:wrap}#botOptions label{display:flex;align-items:center;gap:5px;font-size:13px}.practice{display:flex;gap:6px;align-items:center;text-align:left;margin:10px 0;font-size:11px;line-height:1.4;min-height:44px}input{accent-color:#345d54;min-width:20px;min-height:20px}#lessons{display:grid;grid-template-columns:repeat(5,1fr);gap:4px}#lessons button{margin:0;font-size:13px;min-height:48px}summary{min-height:44px;display:flex;justify-content:center;align-items:center;cursor:pointer;border-top:1px dashed #a49b89}.settings{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:6px}.settings label{display:flex;gap:4px;align-items:center;font-size:12px;min-height:44px}#loading,#records{font-size:12px}#legend{display:grid;grid-template-columns:repeat(4,1fr);gap:5px}#legend>div{font-size:12px}#legend img{width:48px;height:48px;object-fit:contain;display:block;margin:auto}#reviewList{display:flex;gap:4px;flex-wrap:wrap;max-height:230px;overflow:auto;margin-bottom:8px}#reviewList button{margin:0;font-size:12px}#resultHost{width:140px;height:140px;object-fit:contain}@media(max-width:600px){#table{display:block;min-height:480px}#boardView{height:444px;width:100%;max-height:444px}aside{display:flex;align-items:center;justify-content:space-between;width:100%;gap:4px}#host{width:40px;height:40px}#guideText,#selectionText{display:none}#panText{font-size:9px;max-width:100px;margin:0}#zoomControls{gap:2px}#rotate{font-size:9px;padding:4px;max-width:90px}#actions button{font-size:11px;padding:4px 6px}.hero{height:145px}.hero h1{font-size:24px}dialog{padding:12px}}@media(max-height:480px) and (min-width:580px){main{min-height:330px;display:grid;grid-template-columns:minmax(0,1fr) minmax(210px,240px);grid-template-rows:44px 1fr 15px;gap:4px}header{grid-column:1/3;grid-row:1}#hud{grid-column:2;grid-row:2;align-self:start;display:block;z-index:1}#hud>*{display:block}#table{grid-column:1;grid-row:2;min-height:0;height:100%;display:block}#boardView{height:100%;max-height:100%;max-width:100%;width:100%;border-radius:8px}aside{position:absolute;right:15px;top:126px;width:220px;display:block}#host{width:65px;height:65px}aside p{margin:2px;font-size:10px}#guideText,#selectionText{display:none}#panText{font-size:9px}#zoomControls{margin-top:4px}#actions{grid-column:2;grid-row:2;align-self:end;margin-top:155px;z-index:1}#actions button{font-size:10px;padding:4px}#notice{grid-column:1/3;grid-row:3;font-size:10px}.hero{height:120px}}
body{background:#efe6d5 url('assets/room.webp') center top/cover fixed}main{background:#fff9ecaa}header{background:#fff9ecdf;border-radius:9px;padding:2px 4px}aside{background:#fff9ecbf;border-radius:10px;padding:4px}#lines text{pointer-events:none}#resultHost{object-fit:contain}#guideText{font-size:11px;max-height:180px;overflow:auto}
#objective{line-height:1.35;color:#fbe3a9}#objective:not([hidden]){padding-top:2px}.point img{width:98%;height:98%}@media(max-width:600px) and (min-height:481px){#table{flex:none;min-height:492px}#boardView{max-height:444px}}