:root{--mf-teal:#0F766E;--mf-teal-dark:#115E59;--mf-teal-light:#F0FDF4;--mf-heading:#111827;--mf-body:#4B5563;--mf-muted:#6B7280;--mf-border:#E5E7EB;--board-bg:#FFFFFF;--grid:#E2E8F0;--grid-line:#E2E8F0;--board-border:#CBD5E1;--board-shadow:0 10px 25px -4px rgba(15,23,42,0.06);--wall-color:#3B5A80;--road-color:#475569;--road-dash:#F8FAFC;--cell-visited:rgba(15,118,110,0.08);--token-start-bg:#0F766E;--token-start-ring:rgba(15,118,110,0.18);--token-end-bg:#C85A48;--token-end-ring:rgba(200,90,72,0.18)}*{box-sizing:border-box;margin:0;padding:0}.game-shell{width:100%;max-width:780px;margin:0 auto;padding:0.25rem 1rem 1rem;display:flex;flex-direction:column;align-items:center}.pathfinder-game{width:100%;display:flex;flex-direction:column;align-items:center}.game-layout{display:flex;flex-direction:column;align-items:center;justify-content:center;width:100%;margin-top:0.4rem}.board-wrap{position:relative;width:min(100%,calc(100dvh - 350px),430px);aspect-ratio:1 / 1;background:var(--board-bg);border:2px solid var(--board-border);border-radius:20px;box-shadow:var(--board-shadow);overflow:hidden;touch-action:none;user-select:none;margin:0 auto}.grid-lines,.cells,.walls,.tokens,.trace-layer{position:absolute;inset:0}.grid-lines{pointer-events:none;z-index:1}.grid-lines svg{width:100%;height:100%}.cells{display:grid;z-index:1}.cell{position:relative;transition:background-color 0.15s ease}.trace-layer{pointer-events:none;z-index:2}.trace-road{fill:none;stroke:var(--road-color);stroke-width:36;stroke-linecap:round;stroke-linejoin:round;transition:d 0.05s ease}.trace-dash{fill:none;stroke:var(--road-dash);stroke-width:3.5;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:8 8;transition:d 0.05s ease}.walls{position:absolute;inset:0;pointer-events:none;z-index:3}.wall{position:absolute;background:var(--wall-color);border-radius:4px}.wall.vertical{width:6px}.wall.horizontal{height:6px}.tokens{position:absolute;inset:0;pointer-events:none;z-index:4}.token{display:flex;align-items:center;justify-content:center;position:absolute;aspect-ratio:1;border-radius:50%;color:#FFFFFF;transform:translate(-50%,-50%);pointer-events:none;font-family:"Manrope",sans-serif;letter-spacing:0.04em;font-weight:700}.token span{position:relative;z-index:2;white-space:nowrap;font-size:clamp(9px,1.5vw,14px);line-height:1;user-select:none}.token.start{background:var(--token-start-bg);box-shadow:0 0 0 3px #FFFFFF,0 0 0 7px var(--token-start-ring)}.token.end{background:var(--token-end-bg);box-shadow:0 0 0 3px #FFFFFF,0 0 0 7px var(--token-end-ring)}.board-controls{display:flex;align-items:center;justify-content:center;gap:1rem;margin-top:0.75rem}.mf-btn-action{display:inline-flex;align-items:center;gap:0.4rem;background:#FFFFFF;border:1.5px solid var(--mf-border);color:var(--mf-body);font-family:"Inter",sans-serif;font-size:0.875rem;font-weight:500;padding:0.4rem 0.9rem;border-radius:8px;cursor:pointer;transition:all 0.15s ease;user-select:none}.mf-btn-action:hover:not(:disabled){border-color:var(--mf-teal);color:var(--mf-teal);background:var(--mf-teal-light)}.mf-btn-action:disabled{opacity:0.4;cursor:not-allowed}body.mf-embed-mode{background:transparent}body.mf-embed-mode .game-shell{padding:0;max-width:100%}body.mf-embed-mode .mf-game-chrome-header,body.mf-embed-mode .mf-game-chrome-status,body.mf-embed-mode .board-controls{display:none !important}body.mf-embed-mode .game-layout{margin-top:0}body.mf-embed-mode .board-wrap{width:100%;max-width:440px}#hintButton{position:relative;overflow:hidden;display:inline-flex;align-items:center;justify-content:center;gap:6px;background:#FFFFFF !important;border:1.5px solid #CBD5E1 !important;border-radius:10px;padding:5px 14px !important;box-shadow:0 2px 4px rgba(0,0,0,0.08);color:var(--mf-heading,#111827) !important;font-family:"Inter",sans-serif;font-size:13px;font-weight:600;cursor:pointer;user-select:none;transition:transform 0.1s ease,box-shadow 0.1s ease,border-color 0.15s ease;z-index:1}#hintButton:hover:not(.disabled):not(.charging){border-color:#94A3B8 !important;transform:translateY(-1px)}#hintButton:active:not(.disabled):not(.charging){transform:translateY(1px)}.hint-bulb-icon{display:inline-flex;align-items:center;justify-content:center;position:relative;z-index:2;color:inherit;flex-shrink:0}.hint-btn-text,#hintCount{position:relative;z-index:2;color:inherit !important}.hint-cooldown-fill{position:absolute;top:0;left:0;bottom:0;width:0%;background:rgba(15,118,110,0.18) !important;border-right:2px solid var(--mf-teal,#0F766E);pointer-events:none;z-index:1}#hintButton.charging{cursor:not-allowed !important;border-color:#CBD5E1 !important;color:#64748B !important}#hintButton.charging .hint-bulb-icon{opacity:0.6}#hintButton.disabled{opacity:0.45 !important;cursor:not-allowed !important;pointer-events:none !important;box-shadow:none !important;border-color:#E2E8F0 !important;color:#94A3B8 !important}#hintButton.disabled .hint-cooldown-fill{display:none !important}body.mf-embed-mode .mf-loader{background:rgba(255,255,255,0.85);backdrop-filter:blur(4px)}