:root{--bg:#fcfbf8;--ink:#3a3730;--muted:#a39d90;--accent:#e8833a;--line:#eceae3}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{margin:0}body{background:var(--bg);color:var(--ink);flex-direction:column;min-height:100vh;font-family:PingFang SC,Hiragino Sans GB,Microsoft YaHei,Noto Sans SC,system-ui,sans-serif;display:flex}.topbar{border-bottom:1px solid var(--line);background:#fff;justify-content:space-between;align-items:center;height:52px;padding:0 20px;display:flex}.brand{letter-spacing:2px;align-items:center;gap:10px;font-weight:700;display:flex}.brand .logo{object-fit:cover;border-radius:50%;width:26px;height:26px;display:block}.brand em{color:var(--muted);letter-spacing:1px;font-size:12px;font-style:normal;font-weight:400}.iconbtn{width:32px;height:32px;color:var(--ink);cursor:pointer;background:0 0;border:none;border-radius:50%;font-size:16px;transition:all .15s}.iconbtn:hover{background:#f2efe8}.iconbtn.lang{border-radius:999px;width:auto;padding:0 12px;font-size:13px;font-weight:700}.iconbtn.off{opacity:.38}.topbar-right{align-items:center;gap:8px;display:flex}.brand h1{letter-spacing:2px;margin:0;font-size:18px;font-weight:700}main{flex-direction:column;flex:1;align-items:center;padding:12px 14px 26px;display:flex}#arena{-webkit-user-select:none;user-select:none;flex-direction:column;align-items:center;gap:clamp(10px,2.4vw,16px);width:min(94vw,760px);padding-top:4px;display:flex}.topZone,.youZone{flex-wrap:wrap;justify-content:center;gap:clamp(12px,3.5vw,30px);min-height:12px;display:flex}.midRow{justify-content:center;align-items:flex-start;gap:clamp(12px,3.5vw,26px);display:flex}.cardBox{flex-direction:column;align-items:center;gap:6px;display:flex}.cardLabel{letter-spacing:4px;color:var(--muted);font-size:12px;font-weight:700}.previewBox{flex-direction:column;align-items:center;gap:6px;display:flex}.previewBox .pvLabel{letter-spacing:4px;color:var(--muted);font-size:12px;font-weight:700}.previewBox .pv{aspect-ratio:1;outline:1px solid var(--line);border:3px solid #fff;border-radius:14px;width:clamp(96px,22vw,128px);transition:outline-color .15s;overflow:hidden;box-shadow:0 10px 22px #3c321e24}.previewBox .pv svg{width:100%;height:100%;display:block}.previewBox.match .pv{outline:4px solid var(--green,#3e9b4f)}.card{aspect-ratio:1;outline:1px solid var(--line);background:#fff;border:3px solid #fff;border-radius:16px;width:clamp(148px,38vw,205px);transition:transform .12s,outline-color .15s;overflow:hidden;box-shadow:0 12px 26px #3c321e29,0 2px #3c321e0f}.card svg{width:100%;height:100%;display:block}.card.flip{transform:scale(.9)rotate(-2deg)}.card.hit{outline:4px solid var(--accent)}.roundNo{color:var(--muted);letter-spacing:1px;font-size:12px}.seatPanel{border:1px solid var(--line);background:#fff;border-radius:16px;align-items:center;gap:12px;padding:10px 14px;display:flex}.seatPanel.big{--cs:clamp(82px, 19vw, 112px)}.seatPanel.mini{--cs:clamp(32px, 8vw, 48px);flex-direction:column;gap:6px;padding:8px 10px}.seatPanel.cheer{border-color:var(--accent);animation:.55s cheer}@keyframes cheer{0%,to{transform:scale(1)}40%{transform:scale(1.05)}}.meta{align-items:center;gap:8px;display:flex}.seatPanel.big .meta{flex-direction:column;gap:2px;min-width:54px}.pname{letter-spacing:1px;color:var(--ink);font-size:13px;font-weight:700}.pscore{color:var(--scl,var(--accent));font-size:24px;font-weight:800;line-height:1}.seatPanel.mini .pscore{font-size:15px}.bellFlash{opacity:0;font-size:18px}.bellFlash.on{opacity:1;transform:scale(1.35)}.board{grid-template-columns:repeat(2, var(--cs));gap:10px;display:grid}.cube{width:var(--cs);aspect-ratio:1;perspective:calc(var(--cs) * 5.5);cursor:pointer;touch-action:none;background:0 0;border:none;padding:0;font-family:inherit;transition:transform .1s;position:relative}.cube:after{content:"";background:#46371e29;border-radius:50%;height:9%;position:absolute;bottom:-4%;left:8%;right:4%}.cube:focus-visible{outline:3px solid var(--accent);outline-offset:2px;border-radius:10px}.cube.bump{transform:scale(.9)}.die{width:100%;height:100%;transform-style:preserve-3d;transition:transform .18s;display:block;transform:scale3d(.82,.82,.82)rotateX(-16deg)rotateY(-22deg)}.dieFace{background:var(--sc,#f6c33c);border:2px solid #2b241973;border-radius:14%;position:absolute;inset:0;overflow:hidden}.dieFace svg{width:100%;height:100%;display:block}.dieFace .shade{position:absolute;inset:0}.fF{transform:translateZ(calc(var(--cs) / 2))}.fB{transform:rotateY(180deg) translateZ(calc(var(--cs) / 2))}.fB .shade{background:#0003}.fR{transform:rotateY(90deg) translateZ(calc(var(--cs) / 2))}.fR .shade{background:#0000003d}.fL{transform:rotateY(-90deg) translateZ(calc(var(--cs) / 2))}.fL .shade{background:#0000001f}.fT{transform:rotateX(90deg) translateZ(calc(var(--cs) / 2))}.fT .shade{background:#ffffff4d}.fD{transform:rotateX(-90deg) translateZ(calc(var(--cs) / 2))}.fD .shade{background:#00000047}.bellBtn{aspect-ratio:1;cursor:pointer;background:var(--sc,#f6c33c);color:#fff;letter-spacing:3px;text-indent:3px;width:clamp(86px,20vw,112px);box-shadow:0 7px 0 var(--scl,#8a6414), 0 14px 24px #3c321e38;border:none;border-radius:50%;flex-direction:column;justify-content:center;align-items:center;gap:2px;font-family:inherit;font-size:clamp(13px,3vw,16px);font-weight:800;transition:transform 80ms,box-shadow 80ms,opacity .15s;display:flex}.bellBtn svg{width:54%}.bellBtn:active{box-shadow:0 2px 0 var(--scl,#8a6414), 0 6px 12px #3c321e33;transform:translateY(5px)}.bellBtn.locked{opacity:.4;filter:grayscale(.75)}#banner{z-index:50;pointer-events:none;flex-direction:column;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}#banner.hidden{display:none}#banner .bMain{color:#fff;letter-spacing:10px;text-indent:10px;text-shadow:0 4px #5a3c1447,0 12px 34px #3c281466;font-size:clamp(46px,12vw,88px);font-weight:900}#banner .bSub{color:#fff;text-shadow:0 2px 12px #3c28148c;margin-top:8px;font-size:clamp(16px,4.4vw,26px);font-weight:700}#banner.pop .bMain{animation:.3s cubic-bezier(.2,1.5,.4,1) bpop}@keyframes bpop{0%{transform:scale(.55)}to{transform:scale(1)}}.hint{color:var(--muted);text-align:center;width:min(94vw,760px);margin-top:14px;font-size:12px;line-height:1.8}.seo{text-align:left;color:#8a8375;width:min(94vw,760px);margin:26px auto 0;font-size:13px;line-height:1.9}.seo h2{color:#3a3730;letter-spacing:1px;margin:22px 0 6px;font-size:15px}.seo h3{color:#3a3730;margin:14px 0 4px;font-size:13px}.seo p{margin:0 0 8px}.seo b{color:#3a3730}.overlay,.modal{z-index:60;background:#322d2661;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.overlay.hidden,.modal.hidden{display:none}.win-card,.help-card{text-align:center;background:#fff;border-radius:18px;max-width:92vw;padding:26px 32px;animation:.32s cubic-bezier(.2,1.4,.4,1) pop;box-shadow:0 18px 50px #3228142e}@keyframes pop{0%{transform:scale(.82)}to{transform:scale(1)}}.win-card .emoji{font-size:40px}.win-card h2{letter-spacing:5px;margin:8px 0 4px;font-weight:700}.win-card p{color:var(--muted);margin:4px 0}.win-card .row{justify-content:center;gap:10px;margin-top:18px;display:flex}.btn{font:inherit;border:1px solid var(--line);color:var(--ink);cursor:pointer;white-space:nowrap;background:#fff;border-radius:999px;padding:9px 18px;transition:all .15s}.btn:hover{border-color:var(--accent);color:var(--accent)}.btn.primary{background:var(--ink);border-color:var(--ink);color:#fff;padding:9px 26px}.btn.primary:hover{color:#fff;background:#000}.help-card{text-align:left;max-width:480px;font-size:14px;line-height:1.9}.help-card h2{text-align:center;letter-spacing:4px;margin:0 0 10px;font-size:20px}.help-card b.ac{color:var(--accent)}.help-card .foot{text-align:center;margin-top:12px}.setup-card{max-width:400px}#setupFace{border-radius:18px;width:108px;margin:0 auto;overflow:hidden;box-shadow:0 8px 20px #3c321e33}#setupFace svg{width:100%;display:block}.setup-card .tag{color:var(--muted);margin:8px 0 14px;font-size:13px}.modeRow{justify-content:center;gap:8px;margin-bottom:12px;display:flex}.modeBtn{font:inherit;letter-spacing:1px;cursor:pointer;border:1.5px solid var(--line);color:var(--ink);background:#fff;border-radius:999px;padding:9px 16px;font-size:14px;font-weight:700;transition:all .15s}.modeBtn:hover{border-color:var(--accent);color:var(--accent)}.modeBtn.on{background:var(--accent);border-color:var(--accent);color:#fff}.optRow{justify-content:center;align-items:center;gap:10px;margin:8px 0;display:flex}.optRow>span{color:var(--muted);letter-spacing:2px;text-align:right;min-width:52px;font-size:13px}.seg{gap:6px;display:flex}.seg button{cursor:pointer;border:1.5px solid var(--line);width:52px;height:34px;color:var(--ink);font:inherit;background:#fff;border-radius:999px;font-size:13px;font-weight:700;transition:all .15s}.seg button:hover{border-color:var(--accent);color:var(--accent)}.seg button.on{background:var(--ink);border-color:var(--ink);color:#fff}.rec{min-height:18px}#btnStart{letter-spacing:4px;text-indent:4px;margin-top:12px;padding:11px 40px;font-size:15px}.meCap{letter-spacing:3px;color:var(--muted);margin-bottom:8px;font-size:12px}.meRow{align-items:center;gap:10px;min-width:200px;padding:6px 12px;font-size:15px;display:flex}.meRow .medal{text-align:center;width:26px}.meRow .dot{border-radius:5px;flex:none;width:14px;height:14px}.meRow .mn{font-weight:700}.meRow b{margin-left:auto;font-size:18px}.meRow.champion{background:#fdf3e4;border-radius:10px}#winRecord2{min-height:18px}@media (width<=560px){.topbar{padding:0 12px}.brand em{display:none}.seatPanel.big{gap:8px;padding:8px 10px}.seatPanel.big .meta{min-width:44px}}@media (width<=380px){.seatPanel.big{--cs:clamp(62px, 19vw, 72px);gap:6px;padding:8px}.seatPanel.big .bellBtn{width:76px}#arena.twop .midRow{flex-wrap:wrap;max-width:100%}#arena.twop .cardBox{flex-basis:100%;order:-1}}