/* NodeClash v6.3.44 — Professional Battle Board Presentation
   Presentation-only layer. Authoritative game rules remain in app.js. */
.board-stage-center{overflow:hidden!important;position:relative!important;}
.board-stage-center .board{position:relative;isolation:isolate;width:min(590px,82vw);max-width:590px;gap:10px;padding:18px;filter:drop-shadow(0 30px 34px rgba(0,0,0,.42));}
.board-stage-center .board::before{content:"";position:absolute;inset:7%;z-index:0;border:1px solid rgba(121,233,255,.18);border-radius:34px;background:linear-gradient(145deg,rgba(255,255,255,.07),rgba(3,15,26,.18));box-shadow:inset 0 0 0 1px rgba(255,255,255,.04),inset 0 0 45px rgba(70,210,255,.06),0 0 70px rgba(0,0,0,.22);pointer-events:none;}
.board-stage-center .board::after{content:"";position:absolute;left:12%;right:12%;top:33.33%;height:1px;background:linear-gradient(90deg,transparent,rgba(122,229,255,.52),transparent);box-shadow:0 0 12px rgba(122,229,255,.25),0 0 0 0 rgba(122,229,255,0);z-index:0;pointer-events:none;}
.board-stage-center .cell{min-height:0;aspect-ratio:1/1;border-radius:22px;background:radial-gradient(circle at 32% 23%,rgba(255,255,255,.18),transparent 20%),linear-gradient(145deg,rgba(16,62,78,.72),rgba(3,19,31,.82));border:1px solid rgba(157,235,255,.22);box-shadow:inset 0 1px 0 rgba(255,255,255,.15),inset 0 -18px 30px rgba(0,0,0,.16),0 12px 22px rgba(0,0,0,.28);transform:translateZ(0);transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease,filter .18s ease;z-index:2;}
.board-stage-center .cell::after{width:5px;height:5px;opacity:.45;box-shadow:0 0 10px rgba(121,233,255,.38);}
.board-stage-center .cell:hover{transform:translateY(-3px) scale(1.015);border-color:rgba(121,233,255,.5);box-shadow:inset 0 1px 0 rgba(255,255,255,.2),0 16px 32px rgba(0,0,0,.34),0 0 25px rgba(89,217,255,.10);}
.board-stage-center .cell.nc-node::before{background:radial-gradient(circle at 26% 18%,rgba(255,255,255,.24),transparent 18%),linear-gradient(135deg,rgba(121,233,255,.08),transparent 45%);}
.board-stage-center .cell.nc-node::after{content:attr(data-index);width:auto;height:auto;right:10px;bottom:8px;left:auto;top:auto;background:none;box-shadow:none;color:rgba(210,241,255,.35);font:800 8px/1 Inter,system-ui,sans-serif;letter-spacing:.12em;}
.board-stage-center .cell.winner-cell{border-color:rgba(255,214,91,.92);box-shadow:inset 0 0 0 1px rgba(255,214,91,.55),inset 0 -18px 30px rgba(255,180,40,.08),0 0 32px rgba(255,210,77,.38),0 14px 30px rgba(0,0,0,.34);animation:ncProfessionalWinnerNode 1s ease-in-out infinite;}
.board-stage-center .triangle,.board-stage-center .circle{font-size:0;}
.board-stage-center .nc-real-seed,.board-stage-center .nc-physical-seed{z-index:4;}
.board-stage-center .nc-real-seed-name,.board-stage-center .nc-seed-label{font-size:7px!important;letter-spacing:.12em!important;opacity:.55!important;margin-top:3px!important;}
.nc-board-win-line{position:absolute;inset:0;width:100%;height:100%;z-index:8;pointer-events:none;overflow:visible;}
.nc-board-win-line path{fill:none;stroke:#ffd95a;stroke-width:5;stroke-linecap:round;filter:drop-shadow(0 0 7px rgba(255,215,80,.9));stroke-dasharray:900;stroke-dashoffset:900;animation:ncDrawWinLine .65s cubic-bezier(.2,.8,.2,1) forwards;}
.nc-board-win-line circle{fill:#fff4ae;stroke:#ffd24d;stroke-width:2;filter:drop-shadow(0 0 8px rgba(255,215,80,.9));animation:ncWinDot .8s ease-out both;}
.nc-board-result-ribbon{position:absolute;left:50%;top:18px;transform:translate(-50%,-16px);z-index:30;min-width:min(520px,82%);padding:11px 18px;border-radius:999px;border:1px solid rgba(255,218,94,.62);background:linear-gradient(135deg,rgba(35,24,5,.92),rgba(8,24,31,.92));box-shadow:0 12px 35px rgba(0,0,0,.35),0 0 30px rgba(255,210,77,.18);display:flex;align-items:center;justify-content:center;gap:10px;text-align:center;opacity:0;pointer-events:none;transition:opacity .22s ease,transform .22s ease;backdrop-filter:blur(12px);}
.nc-board-result-ribbon.show{opacity:1;transform:translate(-50%,0);}
.nc-board-result-ribbon .icon{font-size:22px;line-height:1;}.nc-board-result-ribbon .copy{display:grid;gap:1px}.nc-board-result-ribbon strong{font-size:14px;letter-spacing:.12em}.nc-board-result-ribbon small{font-size:9px;letter-spacing:.18em;color:rgba(255,236,166,.78);}
.nc-board-live-status{display:flex;align-items:center;justify-content:center;gap:10px;margin-top:4px;padding:8px 12px;border-radius:12px;color:rgba(225,244,255,.82);font-size:10px;letter-spacing:.16em;text-transform:uppercase;}
.nc-board-live-status .dot{width:7px;height:7px;border-radius:50%;background:#65f2b1;box-shadow:0 0 12px #65f2b1;}
.nc-board-live-status.game-over{color:#ffe8a1}.nc-board-live-status.game-over .dot{background:#ffd24d;box-shadow:0 0 12px #ffd24d;}
@keyframes ncProfessionalWinnerNode{0%,100%{transform:scale(1)}50%{transform:scale(1.025)}}
@keyframes ncDrawWinLine{to{stroke-dashoffset:0}}
@keyframes ncWinDot{0%{opacity:0;transform:scale(.3)}60%{opacity:1;transform:scale(1.18)}100%{transform:scale(1)}}
@media(max-width:700px){.board-stage-center .board{width:min(94vw,560px);padding:10px;gap:7px}.board-stage-center .cell{border-radius:16px}.nc-board-result-ribbon{min-width:88%;top:8px;padding:8px 12px}.nc-board-result-ribbon strong{font-size:11px}.nc-board-result-ribbon small{font-size:7px}}
@media(prefers-reduced-motion:reduce){.board-stage-center .cell,.nc-board-result-ribbon{transition:none}.board-stage-center .cell.winner-cell,.nc-board-win-line path,.nc-board-win-line circle{animation:none!important}}