.game-shell{flex:1;display:flex;align-items:center;justify-content:center;padding:clamp(6px,1.5vh,16px) 10px;overscroll-behavior:none}.game-inner{width:min(100%,560px);display:flex;flex-direction:column;gap:clamp(6px,1.4vh,12px)}.game-top{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.title-col{display:flex;flex-direction:column;gap:7px;align-items:flex-start}.back{display:inline-flex;align-items:center;gap:6px;color:var(--muted);font-size:13px;font-weight:500;padding:7px 13px;border:1px solid var(--glass-border);border-radius:999px;background:var(--glass);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);transition:color .15s,background .15s,border-color .15s}.back:hover{color:var(--text);background:var(--glass-hover);border-color:#6c5ce799}.ng-title{font-size:clamp(20px,5.5vw,32px);font-weight:900;letter-spacing:-.02em;line-height:1;background:linear-gradient(to right,var(--secondary),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent}.scores{display:flex;gap:10px}.score-box{background:var(--glass);border:1px solid var(--glass-border);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border-radius:12px;padding:5px 10px;text-align:center;min-width:46px}.score-label{font-size:10px;color:var(--muted);text-transform:uppercase;letter-spacing:.08em}.score-val{font-size:17px;font-weight:700;font-variant-numeric:tabular-nums}.controls{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}.ctrl-btns{display:flex;gap:8px}.ctrl-btns .btn{padding:9px 13px}.ng-diff{display:flex;gap:6px}.ng-dbtn{padding:8px 12px;border:1px solid var(--glass-border);background:var(--glass);color:var(--muted);border-radius:10px;font:inherit;font-size:13px;font-weight:600;cursor:pointer;transition:background .15s,color .15s,border-color .15s}.ng-dbtn:hover{color:var(--text)}.ng-dbtn.active{background:linear-gradient(to right,var(--primary),var(--accent));color:#fff;border-color:transparent}.board-wrap{position:relative;margin:0 auto;flex-shrink:0}.ng-board{display:grid;width:100%;height:100%;background:var(--glass);border:2px solid rgba(255,255,255,.28);border-radius:12px;overflow:hidden;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);user-select:none;-webkit-user-select:none;font-size:calc(var(--cell, 28px) * .44);line-height:1}.ng-corner{background:#ffffff08}.ng-colclues{display:grid;background:#ffffff08;font-size:calc(var(--cstep, 16px) * .85)}.ng-cc{display:flex;flex-direction:column;align-items:center;justify-content:flex-end;gap:.15em;padding-bottom:.25em;border-left:1px solid rgba(255,255,255,.06);color:var(--muted);font-weight:700}.ng-cc span{color:var(--text)}.ng-rowclues{display:grid;background:#ffffff08;font-size:calc(var(--cstep, 16px) * .85)}.ng-rc{display:flex;flex-direction:row;align-items:center;justify-content:flex-end;gap:.4em;padding-right:.3em;border-top:1px solid rgba(255,255,255,.06);color:var(--text);font-weight:700}.ng-cells{display:grid;border-left:2px solid rgba(255,255,255,.26);border-top:2px solid rgba(255,255,255,.26);touch-action:none}.ng-cell{position:relative;cursor:pointer;border-right:1px solid rgba(255,255,255,.08);border-bottom:1px solid rgba(255,255,255,.08);transition:background .08s}.ng-cell.bl{border-left:2px solid rgba(255,255,255,.26)}.ng-cell.bt{border-top:2px solid rgba(255,255,255,.26)}.ng-cell.fill{background:linear-gradient(135deg,var(--secondary),var(--accent))}.ng-cell.mark:after{content:"✕";position:absolute;inset:0;display:grid;place-items:center;color:var(--muted);font-size:.8em;font-weight:700}.ng-tools{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}.ng-tools .btn{padding:10px 16px;font-size:15px}#fill.active,#mark.active{background:linear-gradient(to right,var(--primary),var(--accent));color:#fff;border-color:transparent}.overlay{position:fixed;inset:0;z-index:200;display:none;place-items:center;background:#0f0c29cc;text-align:center;padding:16px;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px)}.overlay.show{display:grid}.overlay-inner{display:flex;flex-direction:column;gap:14px;align-items:center;width:min(360px,92vw);max-height:86vh;overflow-y:auto;padding:24px 20px;border-radius:16px;background:#17152df7;border:1px solid var(--glass-border);box-shadow:0 24px 64px #08071499}.ng-reopen{position:absolute;left:50%;bottom:12px;transform:translate(-50%);z-index:5;padding:8px 16px;font-size:14px;box-shadow:0 6px 20px #0f0c2980}.overlay-msg{font-size:26px;font-weight:800}.ov-score{font-size:16px;font-weight:700;color:var(--accent)}.ov-submit{display:flex;gap:8px;flex-wrap:wrap;justify-content:center}.ov-name{background:var(--glass);border:1px solid var(--glass-border);border-radius:10px;padding:9px 12px;color:var(--text);font:inherit;font-size:14px;width:150px}.ov-rank{color:var(--secondary);font-weight:700;font-size:15px}.ov-rank:empty{display:none}.ov-actions{display:flex;gap:10px;flex-wrap:wrap;justify-content:center}