*{margin:0;padding:0;box-sizing:border-box}:root{--bg-dark: #0d1117;--bg-card: #161b22;--bg-hover: #21262d;--border: #30363d;--text: #c9d1d9;--text-muted: #8b949e;--accent: #58a6ff;--accent-glow: rgba(88, 166, 255, .3);--success: #3fb950;--danger: #f85149}body{font-family:Segoe UI,system-ui,sans-serif;background:var(--bg-dark);color:var(--text);overflow:hidden}#app{width:100vw;height:100vh;position:relative}.main-header{position:fixed;top:0;left:0;width:100%;height:64px;display:flex;align-items:center;justify-content:space-between;padding:0 24px;background:#161b22d9;border-bottom:1px solid var(--border);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);z-index:100}.logo{display:flex;align-items:center;gap:12px}.warning-banner{margin-left:24px;background:#ff6b6b1a;border:1px solid rgba(255,107,107,.3);padding:6px 12px;border-radius:6px;display:flex;align-items:center;gap:8px;font-size:.85rem;color:#ff8787;animation:pulse-warning 3s infinite}@keyframes 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var(--accent-glow)}.divider{width:1px;height:24px;background:var(--border);margin:0 8px}.time-control select{background:var(--bg-hover);border:1px solid var(--border);color:var(--text);padding:6px 12px;border-radius:6px;font-family:inherit;font-size:13px;cursor:pointer}.time-control select:focus{outline:none;border-color:var(--accent)}.sidebar{position:fixed;top:64px;bottom:40px;width:260px;padding:20px;display:flex;flex-direction:column;gap:24px;z-index:90;pointer-events:none}.sidebar.left{left:0}.sidebar.right{right:0;text-align:right}.sidebar-section{pointer-events:auto;background:#161b2299;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);padding:16px;border-radius:12px;border:1px solid rgba(48,54,61,.5)}.sidebar-section h3{font-size:11px;text-transform:uppercase;letter-spacing:1.5px;color:var(--text-muted);margin-bottom:12px;font-weight:700}.texture-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:6px}.texture-btn{width:100%;aspect-ratio:1;border:2px solid 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kbd{margin-left:8px;margin-right:0}#canvas-container{position:absolute;top:0;right:0;bottom:0;left:0;z-index:0;background:var(--bg-dark)}#canvas{width:100%;height:100%;display:block}.status-bar{position:fixed;bottom:0;left:0;width:100%;height:32px;background:var(--bg-card);border-top:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;padding:0 20px;font-size:12px;color:var(--text-muted);z-index:100}.status-indicators{display:flex;gap:16px}.indicator{display:flex;align-items:center;gap:6px}.indicator.offline{color:var(--danger)}.modal{position:fixed;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;background:#000000b3;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:200}.modal.hidden{display:none}.modal-content{min-width:320px;padding:24px;background:var(--bg-card);border:1px solid var(--border);border-radius:12px;text-align:center}.modal-content h2{margin-bottom:16px;font-weight:600}.modal-content input{width:100%;padding:12px;background:var(--bg-dark);border:1px solid var(--border);border-radius:6px;color:var(--text);font-size:14px;margin-bottom:16px}.modal-content input:focus{outline:none;border-color:var(--accent)}.modal-buttons{display:flex;gap:12px;justify-content:center}.modal-buttons button{padding:10px 20px;background:var(--bg-hover);border:1px solid var(--border);border-radius:6px;color:var(--text);cursor:pointer;transition:all .2s}.modal-buttons button:hover{background:var(--border)}#btn-join{background:var(--accent);border-color:var(--accent);color:#000;font-weight:500}#btn-join:hover{background:#79b8ff}#room-status{margin-top:12px;font-size:13px;color:var(--text-muted)}.grid-plane{opacity:.3}.axis-compass{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);z-index:150;pointer-events:auto;display:flex;flex-direction:column;align-items:center;gap:12px}.axis-compass.hidden{display:none}.compass-label{background:#000c;padding:4px 8px;border-radius:4px;font-size:12px;font-weight:700}.compass-options{display:flex;gap:12px}.axis-opt{width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;cursor:pointer;background:var(--bg-card);border:2px solid var(--text-muted);transition:all .2s}.axis-opt.x{border-color:#ff5252;color:#ff5252}.axis-opt.y{border-color:#69f0ae;color:#69f0ae}.axis-opt.z{border-color:#448aff;color:#448aff}.axis-opt:hover{transform:scale(1.2);background:var(--bg-hover)}.modal-content.large{width:600px;max-width:90vw;max-height:85vh;display:flex;flex-direction:column}.shortcuts-table-container{overflow-y:auto;margin-bottom:20px;border-radius:8px;border:1px solid var(--border)}.shortcuts-table{width:100%;border-collapse:collapse;text-align:left;font-size:14px}.shortcuts-table th,.shortcuts-table td{padding:10px 16px;border-bottom:1px solid var(--border)}.shortcuts-table th{background:var(--bg-hover);color:var(--text);font-weight:600;position:sticky;top:0}.shortcuts-table td{color:var(--text-muted)}.shortcuts-table tr:last-child td{border-bottom:none}.section-header{background:#58a6ff1a;color:var(--accent)!important;font-weight:600;text-transform:uppercase;font-size:11px;letter-spacing:1px}kbd{background-color:var(--bg-hover);border:1px solid var(--border);border-radius:4px;box-shadow:0 2px 0 var(--border);color:var(--text);display:inline-block;font-family:JetBrains Mono,monospace;font-size:11px;line-height:1.4;margin:0 4px;padding:2px 6px;white-space:nowrap}