.game-shell{flex:1;display:flex;align-items:center;justify-content:center;padding:clamp(12px,3vh,24px) 16px;overscroll-behavior:none}.game-inner{width:min(100%,540px);display:flex;flex-direction:column;gap:clamp(10px,2vh,16px)}.game-top{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.title-col{display:flex;flex-direction:column;gap:12px;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}.sk-title{font-size:clamp(26px,7.5vw,40px);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:7px 14px;text-align:center;min-width:64px}.score-label{font-size:10px;color:var(--muted);text-transform:uppercase;letter-spacing:.1em}.score-val{font-size:19px;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}.sk-diff{display:flex;gap:6px}.sk-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}.sk-dbtn:hover{color:var(--text)}.sk-dbtn.active{background:linear-gradient(to right,var(--primary),var(--accent));color:#fff;border-color:transparent}.board-wrap{position:relative;width:min(100%,70vh);aspect-ratio:1 / 1;margin:0 auto;flex-shrink:0}.sk-board{width:100%;height:100%;display:grid;grid-template-columns:repeat(9,minmax(0,1fr));grid-template-rows:repeat(9,minmax(0,1fr));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;touch-action:manipulation}.sk-cell{display:grid;place-items:center;position:relative;cursor:pointer;border-right:1px solid rgba(255,255,255,.08);border-bottom:1px solid rgba(255,255,255,.08);font-size:clamp(15px,4.6vmin,26px);font-weight:600;color:var(--secondary);transition:background .1s}.sk-cell.br{border-right:2px solid rgba(255,255,255,.32)}.sk-cell.bb{border-bottom:2px solid rgba(255,255,255,.32)}.sk-cell.given{color:#fff;font-weight:800}.sk-cell.hint{color:var(--accent);font-weight:800}.sk-cell.peer{background:#ffffff0e}.sk-cell.same{background:#6c5ce752}.sk-cell.sel{background:#00cec947;box-shadow:inset 0 0 0 2px var(--accent)}.sk-cell.bad{color:#ff5b6e;background:#ff5b6e2e}.sk-notes{display:grid;grid-template-columns:repeat(3,1fr);grid-template-rows:repeat(3,1fr);width:100%;height:100%}.sk-notes i{display:grid;place-items:center;font-size:clamp(7px,1.9vmin,11px);font-style:normal;font-weight:500;color:var(--muted);line-height:1}.sk-pad{display:flex;flex-direction:column;gap:8px}.sk-nums{display:grid;grid-template-columns:repeat(9,minmax(0,1fr));gap:clamp(3px,1vw,6px)}.sk-num{height:clamp(36px,9.5vw,50px);padding:0;min-width:0;background:var(--glass);color:var(--text);border:1px solid var(--glass-border);border-radius:10px;font:inherit;font-size:clamp(16px,5vw,22px);font-weight:700;cursor:pointer;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);transition:background .12s,transform .05s}.sk-num:hover{background:var(--glass-hover)}.sk-num:active{transform:translateY(1px)}.sk-num.done{opacity:.3;pointer-events:none}.sk-tools{display:flex;gap:8px;justify-content:center}.sk-tools .btn{padding:9px 16px;font-size:16px}#notes.active{background:linear-gradient(to right,var(--primary),var(--accent));color:#fff;border-color:transparent}.overlay{position:absolute;inset:0;display:none;place-items:center;background:#0f0c29cc;border-radius:12px;text-align:center;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;padding:16px}.overlay-msg{font-size:26px;font-weight:800}.ov-score{font-size:17px;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}