body{margin:0}*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--bg:#f9f9f7;--fg:#111;--muted:#888;--border:#ddd;--accent:#111}body{background:var(--bg);color:var(--fg);min-height:100vh;font-family:Georgia,serif}.app{flex-direction:column;min-height:100vh;display:flex}header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:18px 32px;display:flex}.logo{letter-spacing:.01em;font-family:Courier New,monospace;font-size:1rem;font-weight:600}nav{align-items:center;gap:24px;display:flex}.stat{color:var(--muted);font-family:Courier New,monospace;font-size:.82rem}.stat b{color:var(--fg);margin-left:4px;font-family:Courier New,monospace;font-weight:600}.btn-reset{border:1px solid var(--border);cursor:pointer;color:var(--fg);background:0 0;border-radius:4px;padding:5px 14px;font-family:inherit;font-size:.8rem;transition:background .15s}.btn-reset:hover{background:#efefef}main{flex-direction:column;flex:1;justify-content:center;align-items:center;gap:24px;padding:40px 20px;display:flex}.maze-wrap{border:1px solid var(--border);background:#fff;border-radius:6px;position:relative;overflow:hidden;box-shadow:0 2px 24px #0000000f}.win-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:10;background:#f9f9f7eb;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.win-box{text-align:center;padding:40px}.win-icon{margin-bottom:12px;font-size:2rem;animation:2s linear infinite spin}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.win-box h2{letter-spacing:.04em;margin-bottom:8px;font-family:Courier New,monospace;font-size:1.8rem;font-weight:600}.win-box p{color:var(--muted);margin-bottom:24px;font-family:Courier New,monospace;font-size:.85rem}.win-box button{background:var(--fg);color:var(--bg);cursor:pointer;letter-spacing:.04em;border:none;border-radius:4px;padding:10px 28px;font-family:inherit;font-size:.85rem;transition:opacity .15s}.win-box button:hover{opacity:.75}.controls{flex-direction:column;align-items:center;gap:4px;display:flex}.ctrl-row{gap:4px;display:flex}.ctrl-btn{border:1px solid var(--border);cursor:pointer;background:#fff;border-radius:6px;justify-content:center;align-items:center;width:44px;height:44px;font-size:1rem;transition:background .1s;display:flex;box-shadow:0 1px 3px #0000000f}.ctrl-btn:hover{background:#f0f0f0}.ctrl-btn:active{background:#e5e5e5}.hint{color:var(--muted);text-align:center;font-family:Courier New,monospace;font-size:.75rem}