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.board-shell{margin-bottom:0;width:100%}.board-shell{position:relative;width:min(100%,420px);margin:0 auto 1rem;touch-action:none;-webkit-user-select:none;user-select:none;overflow:hidden}.game-over-backdrop{position:absolute;top:0;right:0;bottom:0;left:0;z-index:5;display:grid;place-items:center;padding:.75rem;border-radius:16px;background:#0f172ab8;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.game-over-card{width:min(100%,280px);padding:1.25rem 1.1rem 1.1rem;border-radius:16px;border:1px solid #334155;background:#111827;text-align:center;box-shadow:0 18px 40px #00000059}.game-over-card h2{margin:0 0 .35rem;font-size:1.35rem}.game-over-score{margin:.25rem 0 0;font-size:2.5rem;font-weight:700;line-height:1.1;letter-spacing:-.03em}.game-over-card>.muted,.game-over-card>.success,.game-over-card>.error{margin:.35rem 0 0}.game-over-actions{display:flex;justify-content:center;gap:.5rem;margin-top:1rem}.leaderboard-list li.is-you{border:1px solid #2563eb;background:#172554}.board-grid{display:grid;gap:var(--board-gap, 6px)}.board-slot{aspect-ratio:1;border-radius:12px;background:#0f172aa6;border:1px solid rgba(51,65,85,.8)}.board-tiles{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none}.board-shell.animating .tile{pointer-events:none}.tile{position:absolute;top:0;left:0;border:2px solid rgba(255,255,255,.12);border-radius:12px;box-shadow:inset 0 -4px #0000002e;pointer-events:auto;-webkit-tap-highlight-color:transparent;transition:transform .28s cubic-bezier(.22,1,.36,1),opacity .22s ease,scale .22s ease;-moz-appearance:none;appearance:none;-webkit-appearance:none;color:inherit;will-change:transform}.tile:disabled{opacity:1;color:inherit}.tile.dropping{transition:none;animation:tile-drop var(--drop-duration, .38s) cubic-bezier(.22,1,.36,1) forwards}@keyframes tile-drop{0%{transform:translate3d(var(--drop-x, 0),var(--drop-from-y, 0),0)}to{transform:translate3d(var(--drop-x, 0),var(--drop-to-y, 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0 -4px #00000040,0 0 0 1px #ffffff14}.tile.booster-color{background:radial-gradient(circle at 30% 30%,#312e81,#111827)!important}.tile.booster-bomb{background:radial-gradient(circle at 30% 30%,#7f1d1d,#111827)!important}.tile.booster-line-h,.tile.booster-line-v{background:radial-gradient(circle at 30% 30%,#1e3a8a,#111827)!important}.board{display:grid;gap:6px;width:min(100%,420px);margin:0 auto 1rem}.cell{aspect-ratio:1;border:2px solid transparent;border-radius:12px;transition:transform .12s ease,border-color .12s ease}.cell:hover:not(:disabled){transform:scale(1.03)}.cell.selected{border-color:#f8fafc}.actions{display:flex;align-items:center;gap:.75rem;flex-wrap:wrap}.secondary{background:#1e293b;color:#f8fafc;border:1px solid #475569;border-radius:10px;padding:.5rem .875rem}.leaderboard h2{margin-top:0;margin-bottom:.25rem}.leaderboard>.muted{margin:0 0 1rem}.leaderboard-list{list-style:none;padding:0;margin:0;display:grid;gap:.5rem}.leaderboard-list li{display:grid;grid-template-columns:auto 1fr auto auto;gap:.75rem;align-items:center;padding:.625rem .75rem;border-radius:10px;background:#0f172a}.rank{color:#94a3b8;font-size:.875rem}.name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.date{color:#94a3b8;font-size:.875rem;white-space:nowrap}.score{font-weight:700}.error{color:#fca5a5}.success{color:#86efac}@media(max-width:860px){.layout{grid-template-columns:1fr}}