:root{--bg-main:#0c0c11;--bg-card:#13131c;--bg-sidebar:#13131cd9;--bg-panel:#1b1b26;--bg-input:#0f0f15;--border-color:#ffffff14;--border-focus:#3b82f6;--text-main:#e2e8f0;--text-muted:#94a3b8;--text-highlight:#fff;--primary-color:#3b82f6;--primary-hover:#2563eb;--danger-color:#f43f5e;--danger-hover:#e11d48;--led-off-bg:#1a1a22;--led-off-border:#111116;--led-off-shadow:inset 1px 1px 3px #000c, inset -1px -1px 2px #ffffff0d, 0 1px 1px #ffffff05;--font-ui:"Outfit", sans-serif;--font-mono:"JetBrains Mono", monospace;--shadow-card:0 8px 32px 0 #00000080;--glass-blur:blur(16px);--inspector-width:300px}*{box-sizing:border-box;scrollbar-width:thin;scrollbar-color:#ffffff1f transparent;margin:0;padding:0}body{font-family:var(--font-ui);background-color:var(--bg-main);color:var(--text-main);height:100vh;overflow:hidden}::-webkit-scrollbar{width:5px;height:5px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#ffffff1f;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#ffffff40}.app-container{flex-direction:column;height:100vh;display:flex;position:relative}.app-header{background-color:var(--bg-card);border-bottom:1px solid var(--border-color);z-index:10;justify-content:space-between;align-items:center;height:58px;padding:10px 20px;display:flex}.header-logo{align-items:center;gap:10px;display:flex}.logo-icon{color:var(--danger-color);filter:drop-shadow(0 0 8px var(--danger-color));font-size:20px}.logo-text h1{letter-spacing:.5px;background:linear-gradient(135deg,#fff 40%,#a5b4fc 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;font-size:16px;font-weight:700}.logo-tagline{color:var(--text-muted);font-size:10px}.header-controls{align-items:center;gap:12px;display:flex}.select-wrapper{align-items:center;display:flex;position:relative}.select-icon{color:var(--text-muted);pointer-events:none;font-size:12px;position:absolute;left:10px}.header-select,.export-select{appearance:none;background-color:var(--bg-panel);border:1px solid var(--border-color);color:var(--text-main);font-family:var(--font-ui);cursor:pointer;border-radius:6px;outline:none;min-width:150px;padding:6px 12px 6px 28px;font-size:13px;font-weight:500;transition:all .2s}.header-select:focus,.export-select:focus{border-color:var(--primary-color)}.mode-toggle-container{background-color:var(--bg-panel);border:1px solid var(--border-color);border-radius:20px;padding:2px;display:flex}.mode-toggle-btn{color:var(--text-muted);font-family:var(--font-ui);text-transform:uppercase;letter-spacing:.5px;cursor:pointer;background:0 0;border:none;border-radius:16px;padding:5px 12px;font-size:10px;font-weight:700;transition:all .2s}.mode-toggle-btn:hover{color:var(--text-main)}.mode-toggle-btn.active{background-color:var(--primary-color);color:var(--text-highlight);box-shadow:0 0 6px #3b82f666}.app-main{grid-template-columns:54px 1fr var(--inspector-width);flex:1;transition:grid-template-columns .3s cubic-bezier(.4,0,.2,1);display:grid;position:relative;overflow:hidden}.tool-strip{background-color:var(--bg-card);border-right:1px solid var(--border-color);z-index:5;flex-direction:column;align-items:center;gap:14px;padding:16px 0;display:flex}.tool-group-vertical{flex-direction:column;align-items:center;gap:8px;width:100%;display:flex}.tool-group-vertical.separator{border-top:1px solid #ffffff0d;padding-top:14px}.tool-strip-btn{width:38px;height:38px;color:var(--text-muted);cursor:pointer;background:0 0;border:1px solid #0000;border-radius:8px;justify-content:center;align-items:center;font-size:16px;transition:all .2s cubic-bezier(.4,0,.2,1);display:flex;position:relative}.tool-strip-btn:hover{color:var(--text-main);background-color:#ffffff0a}.tool-strip-btn.active{border-color:var(--primary-color);color:var(--text-highlight);background-color:#3b82f61f}.tool-strip-btn:disabled{opacity:.25;cursor:not-allowed;color:var(--text-muted)!important;background:0 0!important;border-color:#0000!important}.tool-strip-btn .tooltip{visibility:hidden;color:var(--text-main);text-align:center;border:1px solid var(--border-color);font-size:11px;font-family:var(--font-ui);white-space:nowrap;opacity:0;z-index:100;pointer-events:none;background-color:#0f0f15;border-radius:4px;padding:5px 10px;font-weight:500;transition:opacity .2s,transform .2s;position:absolute;top:50%;left:50px;transform:translateY(-50%);box-shadow:0 4px 10px #00000080}.tool-strip-btn:hover .tooltip{visibility:visible;opacity:1;transform:translateY(-50%)translate(4px)}.workspace-canvas{background-color:var(--bg-main);flex-direction:column;flex:1;justify-content:center;align-items:center;padding:24px;display:flex;position:relative;overflow:hidden}.checkerboard-bg{background-color:#0b0c10;background-image:radial-gradient(#ffffff08 1.5px,#0000 1.5px);background-size:16px 16px}.led-matrix-grid{grid-template-columns:repeat(var(--grid-cols,24), 1fr);grid-template-rows:repeat(var(--grid-rows,24), 1fr);-webkit-user-select:none;user-select:none;background-color:var(--bg-card);will-change:transform;border:1px solid #ffffff0d;border-radius:12px;gap:3px;width:fit-content;padding:24px;display:grid;box-shadow:0 20px 50px #0009}.led-cell{aspect-ratio:1;width:var(--led-size,16px);height:var(--led-size,16px);background-color:var(--led-off-bg);border:1px solid var(--led-off-border);box-shadow:var(--led-off-shadow);cursor:crosshair;border-radius:3.5px;transition:background-color .12s,box-shadow .12s,border-color .12s;position:relative}.led-cell.active{background-color:var(--active-color,#f43f5e)!important;border-color:var(--active-border-color,#ff6b8b)!important;box-shadow:0 0 calc(6px * var(--glow-scale,1)) var(--active-color,#f43f5e), 0 0 calc(12px * var(--glow-scale,1)) var(--glow-rgba,#f43f5e66), inset 1px 1px 2px #fff9!important}.led-cell.selection-area{outline-offset:1px;background-image:linear-gradient(#3b82f629,#3b82f629);outline:1px dashed #60a5fad9}.led-cell.selected-pixel{outline-offset:1px;outline:2px solid #93c5fd}.floating-zoom-badge{border:1px solid var(--border-color);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);z-index:10;background-color:#13131ce0;border-radius:24px;align-items:center;gap:6px;padding:3px 6px;display:flex;position:absolute;top:16px;left:50%;transform:translate(-50%);box-shadow:0 8px 24px #00000080}.zoom-badge-btn{color:var(--text-muted);cursor:pointer;background:0 0;border:none;border-radius:50%;justify-content:center;align-items:center;width:26px;height:26px;font-size:11px;transition:all .2s;display:flex}.zoom-badge-btn:hover{color:var(--text-main);background-color:#ffffff0f}.zoom-badge-text{font-family:var(--font-mono);color:var(--text-highlight);text-align:center;-webkit-user-select:none;user-select:none;min-width:38px;font-size:11px;font-weight:700}.floating-help-btn{border:1px solid var(--border-color);-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);color:var(--text-muted);font-family:var(--font-ui);cursor:pointer;z-index:10;background-color:#13131cd9;border-radius:20px;align-items:center;gap:6px;padding:6px 14px;font-size:11px;font-weight:600;transition:all .2s;display:flex;position:absolute;bottom:20px;right:20px;box-shadow:0 4px 15px #0000004d}.floating-help-btn:hover{color:var(--text-main);background-color:var(--bg-panel);transform:translateY(-1px)}.canvas-status-overlay{pointer-events:none;z-index:5;flex-direction:column;gap:4px;display:flex;position:absolute;bottom:16px;left:20px}.status-coord,.status-stats{font-family:var(--font-mono);color:var(--text-muted);text-shadow:0 2px 4px #000c;font-size:11px}.simulator-controls-bar{background-color:var(--bg-card);border:1px solid var(--border-color);width:90%;max-width:500px;box-shadow:var(--shadow-card);z-index:5;border-radius:8px;justify-content:space-between;align-items:center;margin-top:14px;padding:8px 16px;display:flex}.animator-controls{align-items:center;gap:12px;display:flex}.frame-navigation{align-items:center;gap:8px;display:flex}.frame-indicator{font-family:var(--font-ui);color:var(--text-main);text-align:center;min-width:80px;font-size:12px;font-weight:600}.app-timeline-footer{background-color:var(--bg-card);border-top:1px solid var(--border-color);z-index:5;flex-direction:column;gap:6px;height:125px;padding:10px 20px;display:flex}.timeline-header{justify-content:space-between;align-items:center;display:flex}.timeline-title{align-items:center;gap:6px;display:flex}.timeline-title i{color:var(--primary-color);font-size:12px}.timeline-title h2{text-transform:uppercase;color:var(--text-muted);font-size:12px;font-weight:700}.timeline-actions{gap:6px;display:flex}.timeline-strip-container{flex:1;padding:2px 0;display:flex;overflow:auto hidden}.timeline-frames-strip{align-items:center;gap:10px;padding-right:20px;display:flex}.timeline-frame-card{aspect-ratio:.9;background-color:var(--bg-panel);border:1px solid var(--border-color);cursor:pointer;border-radius:5px;flex-direction:column;width:66px;transition:all .15s;display:flex;position:relative}.timeline-frame-card:hover{border-color:#fff3;transform:translateY(-1px)}.timeline-frame-card.active{border-color:var(--primary-color);box-shadow:0 0 6px #3b82f659}.frame-card-thumbnail-container{background-color:#07070b;border-radius:4px 4px 0 0;flex:1;justify-content:center;align-items:center;padding:3px;display:flex;overflow:hidden}.frame-card-label{height:16px;font-family:var(--font-mono);color:var(--text-muted);justify-content:space-between;align-items:center;padding:0 4px;font-size:9px;display:flex}.frame-card-delete-btn{color:var(--text-muted);cursor:pointer;background:0 0;border:none;font-size:8px}.frame-card-delete-btn:hover{color:var(--danger-color)}.inspector-panel{background-color:var(--bg-sidebar);border-left:1px solid var(--border-color);-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);z-index:5;width:var(--inspector-width);flex-direction:column;transition:width .25s cubic-bezier(.4,0,.2,1),border-color .25s;display:flex;position:relative}.inspector-scroll-container{flex:1;overflow:hidden auto}.inspector-panel.collapsed{border-left-color:#0000;width:0}.inspector-panel.collapsed .inspector-scroll-container{display:none}.inspector-toggle-btn{background-color:var(--bg-card);border-top:1px solid var(--border-color);border-bottom:1px solid var(--border-color);border-left:1px solid var(--border-color);width:18px;height:48px;color:var(--text-muted);cursor:pointer;z-index:10;border-right:none;border-radius:8px 0 0 8px;justify-content:center;align-items:center;transition:all .2s;display:flex;position:absolute;top:50%;left:-18px;transform:translateY(-50%)}.inspector-toggle-btn:hover{color:var(--text-main);background-color:var(--bg-panel)}.inspector-panel.collapsed .inspector-toggle-btn{transform:translateY(-50%)rotate(180deg)}.inspector-section{border-bottom:1px solid var(--border-color)}.inspector-section-header{text-transform:uppercase;letter-spacing:.6px;color:var(--text-muted);cursor:pointer;-webkit-user-select:none;user-select:none;justify-content:space-between;align-items:center;padding:12px 16px;font-size:12px;font-weight:700;list-style:none;display:flex}.inspector-section-header::-webkit-details-marker{display:none}.inspector-section-header:hover{color:var(--text-main);background-color:#ffffff03}.inspector-section[open] .chevron-icon{transform:rotate(180deg)}.chevron-icon{font-size:9px;transition:transform .2s}.inspector-section-content{flex-direction:column;gap:12px;padding:0 16px 16px;display:flex}.color-chips{grid-template-columns:repeat(6,1fr);gap:6px;display:grid}.color-chip{aspect-ratio:1;background-color:var(--chip-color);cursor:pointer;border:2px solid #0000;border-radius:50%;transition:transform .15s}.color-chip:hover{transform:scale(1.1)}.color-chip.active{box-shadow:0 0 6px var(--chip-color);border-color:#fff}.picker-input-container{background-color:var(--bg-input);border:1px solid var(--border-color);border-radius:6px;align-items:center;gap:10px;padding:4px 8px;display:flex}.color-picker-input{appearance:none;cursor:pointer;background:0 0;border:none;border-radius:4px;width:22px;height:22px}.color-picker-input::-webkit-color-swatch-wrapper{padding:0}.color-picker-input::-webkit-color-swatch{border:1px solid var(--border-color);border-radius:4px}.color-hex-text{font-family:var(--font-mono);font-size:12px}.grid-preset-buttons{gap:4px;display:flex}.custom-grid-dimensions{align-items:flex-end;gap:6px;display:flex}.dimension-input-group{flex-direction:column;flex:1;gap:2px;display:flex}.dimension-input-group label{color:var(--text-muted);font-size:10px}.number-input,.text-input{background-color:var(--bg-input);border:1px solid var(--border-color);color:var(--text-main);font-family:var(--font-mono);border-radius:6px;outline:none;padding:5px 8px;font-size:12px}.viewport-settings-row{gap:6px;display:flex}.viewport-toggle-btn{background-color:var(--bg-panel);border:1px solid var(--border-color);color:var(--text-muted);cursor:pointer;border-radius:5px;flex:1;justify-content:center;align-items:center;gap:4px;padding:5px 0;font-size:11px;font-weight:500;transition:all .2s;display:flex}.viewport-toggle-btn.active{color:var(--text-highlight);background-color:#ffffff0a}.modifier-grid{grid-template-columns:repeat(4,1fr);gap:6px;display:grid}.mod-btn{background-color:var(--bg-panel);border:1px solid var(--border-color);color:var(--text-main);cursor:pointer;border-radius:5px;justify-content:center;align-items:center;padding:6px 0;font-size:11px;display:flex}.mod-btn.double-width{grid-column:span 2;gap:4px}.code-preview-card{border:1px solid var(--border-color);background-color:#06060a;border-radius:6px;flex-direction:column;max-height:180px;display:flex;overflow:hidden}.code-preview-header{background-color:#ffffff05;border-bottom:1px solid #ffffff0a;justify-content:space-between;align-items:center;padding:6px 10px;display:flex}#code-filename{font-family:var(--font-mono);color:var(--text-muted);font-size:10px}.code-preview-body{padding:8px 10px;overflow:auto}.code-output-block{font-family:var(--font-mono);color:#38bdf8;white-space:pre;font-size:11px;line-height:1.4}.export-image-buttons{gap:6px;display:flex}.projects-list-header{border-bottom:1px solid #ffffff0d;justify-content:space-between;align-items:center;padding-bottom:6px;display:flex}.projects-list-header h3{color:var(--text-muted);font-size:11px;font-weight:600}.projects-library-scroll{flex-direction:column;gap:8px;max-height:200px;display:flex;overflow-y:auto}.project-item-card{background-color:var(--bg-panel);border:1px solid var(--border-color);border-radius:6px;align-items:center;gap:8px;padding:8px;display:flex}.project-item-thumbnail{background-color:#06060a;border-radius:4px;justify-content:center;align-items:center;width:32px;height:32px;display:flex}.project-mini-canvas{width:26px;height:26px}.project-item-details{flex-direction:column;flex:1;min-width:0;display:flex}.project-item-name{color:var(--text-highlight);white-space:nowrap;text-overflow:ellipsis;font-size:12px;font-weight:600;overflow:hidden}.project-item-meta{color:var(--text-muted);font-size:9px;font-family:var(--font-mono)}.btn{font-family:var(--font-ui);cursor:pointer;border:1px solid #0000;border-radius:6px;outline:none;justify-content:center;align-items:center;gap:6px;font-size:12px;font-weight:600;transition:all .15s;display:inline-flex}.btn:disabled{opacity:.45;cursor:not-allowed;pointer-events:none}.btn-primary{background-color:var(--danger-color);color:var(--text-highlight);padding:8px 12px}.btn-primary:hover{background-color:var(--danger-hover);box-shadow:0 0 10px #f43f5e59}.btn-secondary{background-color:var(--bg-panel);border-color:var(--border-color);color:var(--text-main);padding:8px 10px}.btn-secondary:hover{background-color:#ffffff08;border-color:#ffffff26}.btn-sm{padding:5px 10px;font-size:11px}.btn-xs{border-radius:4px;padding:3px 6px;font-size:9px}.btn-block{width:100%}.btn-icon{width:28px;height:28px;padding:0}.btn-circle{border-radius:50%;width:32px;height:32px;padding:0}.icon-btn-sm{width:24px;height:24px;padding:0}.modal-overlay{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:1000;opacity:0;background-color:#000000b3;justify-content:center;align-items:center;width:100vw;height:100vh;transition:opacity .25s;display:none;position:fixed;top:0;left:0}.modal-overlay.show{opacity:1;display:flex}.modal-card{background-color:var(--bg-card);border:1px solid var(--border-color);border-radius:12px;width:90%;max-width:480px;transition:transform .25s cubic-bezier(.175,.885,.32,1.275);transform:scale(.95);box-shadow:0 20px 45px #000000b3}.modal-overlay.show .modal-card{transform:scale(1)}.modal-header{border-bottom:1px solid var(--border-color);justify-content:space-between;align-items:center;padding:14px 18px;display:flex}.modal-header h2{color:var(--text-highlight);align-items:center;gap:8px;font-size:15px;font-weight:700;display:flex}.modal-close-btn{color:var(--text-muted);cursor:pointer;background:0 0;border:none;font-size:22px;line-height:1;transition:color .15s}.modal-close-btn:hover{color:var(--danger-color)}.modal-body{flex-direction:column;gap:16px;max-height:70vh;padding:18px;display:flex;overflow-y:auto}.guide-section h3,.shortcuts-section h3{color:var(--text-muted);text-transform:uppercase;margin-bottom:6px;font-size:12px;font-weight:700}.guide-section p{color:var(--text-main);margin-bottom:6px;font-size:12.5px;line-height:1.5}.guide-section ul{color:var(--text-main);flex-direction:column;gap:4px;padding-left:18px;font-size:12.5px;list-style-type:disc;display:flex}.shortcuts-table{border-collapse:collapse;width:100%;font-size:12.5px}.shortcuts-table th,.shortcuts-table td{text-align:left;border-bottom:1px solid #ffffff08;padding:6px 8px}.shortcuts-table th{color:var(--text-muted);font-weight:600}.shortcuts-table td kbd{background-color:var(--bg-panel);border:1px solid var(--border-color);font-family:var(--font-mono);border-radius:4px;padding:1px 5px;font-size:10px}.static-mode .app-timeline-footer,.static-mode .simulator-controls-bar{display:none!important}.static-mode .workspace-canvas{padding-bottom:40px}.static-mode .led-matrix-grid{max-height:90%}.toast-container{z-index:1000;pointer-events:none;flex-direction:column;gap:8px;display:flex;position:fixed;top:20px;right:20px}.toast{pointer-events:auto;background-color:var(--bg-card);border-left:4px solid var(--primary-color);border-top:1px solid var(--border-color);border-bottom:1px solid var(--border-color);border-right:1px solid var(--border-color);color:var(--text-main);font-family:var(--font-ui);border-radius:0 6px 6px 0;align-items:center;gap:10px;padding:10px 16px;font-size:12.5px;font-weight:500;transition:transform .25s cubic-bezier(.175,.885,.32,1.275);display:flex;transform:translate(120%);box-shadow:0 8px 20px #0006}.toast.show{transform:translate(0)}.toast.success{border-left-color:#10b981}.toast.success i{color:#10b981}.toast.error{border-left-color:var(--danger-color)}.toast.error i{color:var(--danger-color)}.toast.info{border-left-color:var(--primary-color)}.toast.info i{color:var(--primary-color)}.sr-only{clip:rect(0, 0, 0, 0);border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.text-danger{color:var(--danger-color)!important}.flex-grow{flex-grow:1}@media (width<=1024px){body{height:auto;overflow-y:auto}.app-container{height:auto;overflow:visible}.app-main{grid-template-columns:54px 1fr 0}.tool-strip{border-right:none;height:auto}.inspector-panel{display:none}.workspace-canvas{height:auto;padding:16px}.app-timeline-footer{height:auto}}