:root{--primary-color: #6366f1;--primary-dark: #4f46e5;--primary-light: #818cf8;--secondary-color: #ec4899;--bg-dark: #1e293b;--bg-medium: #334155;--bg-light: #f8fafc;--text-dark: #0f172a;--text-medium: #475569;--text-light: #94a3b8;--border-color: #e2e8f0;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .1);--shadow-md: 0 4px 6px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .1)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.app-container{display:flex;flex-direction:column;height:100vh;width:100vw;overflow:hidden;background:var(--bg-light)}.app-header{height:64px;background:linear-gradient(135deg,var(--primary-color) 0%,var(--primary-dark) 100%);color:#fff;display:flex;align-items:center;justify-content:space-between;padding:0 24px;box-shadow:var(--shadow-md);z-index:100}.app-header-left{display:flex;align-items:center;gap:16px}.app-logo{font-size:24px;font-weight:800;letter-spacing:-.5px}.product-selector{display:flex;gap:8px;margin-left:16px;padding-left:16px;border-left:1px solid rgba(255,255,255,.3)}.product-btn{display:flex;align-items:center;gap:6px;padding:8px 14px;background:#ffffff1a;border:1px solid rgba(255,255,255,.2);border-radius:8px;color:#fff;font-size:13px;font-weight:500;cursor:pointer;transition:all .2s}.product-btn:hover{background:#fff3;transform:translateY(-1px)}.product-btn.active{background:#fffffff2;color:var(--primary-color);border-color:transparent;font-weight:600}.product-btn .product-icon{font-size:16px}.product-btn .product-name{font-size:13px}.app-header-right{display:flex;gap:12px}.header-btn{padding:8px 16px;background:#ffffff26;border:1px solid rgba(255,255,255,.3);border-radius:8px;color:#fff;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.header-btn:hover{background:#ffffff40;transform:translateY(-1px)}.import-btn{display:inline-flex;align-items:center;gap:6px}.app-main{display:flex;flex:1;overflow:hidden}.sidebar{width:90px;background:var(--bg-dark);display:flex;flex-direction:column;padding:20px 0;box-shadow:var(--shadow-md);z-index:50}.sidebar-item{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:16px 8px;color:var(--text-light);background:none;border:none;border-left:3px solid transparent;cursor:pointer;font-size:11px;font-weight:500;text-transform:uppercase;letter-spacing:.5px;transition:all .2s;position:relative}.sidebar-item svg{font-size:24px;transition:transform .2s}.sidebar-item:hover{background:var(--bg-medium);color:#fff}.sidebar-item:hover svg{transform:scale(1.1)}.sidebar-item.active{background:#6366f126;border-left-color:var(--primary-color);color:var(--primary-light)}.sidebar-item:disabled{opacity:.4;cursor:not-allowed}.viewer-container{flex:1;position:relative;background:linear-gradient(135deg,#667eea,#764ba2);display:flex;align-items:center;justify-content:center}.editor-container{width:520px;min-width:480px;overflow-y:auto;background:#fff;border-left:1px solid var(--border-color);box-shadow:-4px 0 15px #0000000d}.editor-container::-webkit-scrollbar{width:8px}.editor-container::-webkit-scrollbar-track{background:var(--bg-light)}.editor-container::-webkit-scrollbar-thumb{background:var(--text-light);border-radius:4px}.editor-container::-webkit-scrollbar-thumb:hover{background:var(--text-medium)}.editor-header{padding:10px 14px;background:var(--bg-light);border-bottom:2px solid var(--border-color)}.editor-title{font-size:20px;font-weight:700;color:var(--text-dark);margin-bottom:8px}.editor-subtitle{font-size:13px;color:var(--text-medium)}.editor-content{padding:24px}.editor-section{margin-bottom:32px}.section-title{font-size:14px;font-weight:600;color:var(--text-dark);margin-bottom:16px;text-transform:uppercase;letter-spacing:.5px}.konva-wrapper{margin-bottom:24px;border-radius:12px;overflow:hidden;box-shadow:var(--shadow-md);background:#fff;border:2px solid var(--border-color)}.konva-container{width:100%;min-height:480px;display:flex;align-items:center;justify-content:center;background:linear-gradient(45deg,#f8fafc 25%,transparent 25%,transparent 75%,#f8fafc 75%,#f8fafc),linear-gradient(45deg,#f8fafc 25%,transparent 25%,transparent 75%,#f8fafc 75%,#f8fafc);background-size:20px 20px;background-position:0 0,10px 10px}.btn{padding:12px 24px;border:none;border-radius:10px;font-size:14px;font-weight:600;cursor:pointer;transition:all .3s;display:inline-flex;align-items:center;justify-content:center;gap:8px}.btn-primary{background:linear-gradient(135deg,var(--primary-color) 0%,var(--primary-dark) 100%);color:#fff;box-shadow:var(--shadow-md)}.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}.btn-secondary{background:var(--bg-light);color:var(--text-dark);border:2px solid var(--border-color)}.btn-secondary:hover{background:var(--border-color)}.btn-danger{background:#ef4444;color:#fff;box-shadow:var(--shadow-sm)}.btn-danger:hover{background:#dc2626;transform:translateY(-1px)}.btn-block{width:100%}.color-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:10px}.color-swatch{aspect-ratio:1;border-radius:8px;cursor:pointer;border:3px solid transparent;transition:all .2s;box-shadow:var(--shadow-sm)}.color-swatch:hover{transform:scale(1.1);box-shadow:var(--shadow-md)}.color-swatch.selected{border-color:var(--primary-color);transform:scale(1.05);box-shadow:0 0 0 4px #6366f133}.object-list{list-style:none;display:flex;flex-direction:column;gap:8px}.object-item{padding:12px 16px;background:var(--bg-light);border-radius:8px;border:2px solid transparent;font-size:13px;color:var(--text-medium);transition:all .2s;cursor:pointer}.object-item:hover{border-color:var(--border-color);background:#fff}.object-item.selected{background:#6366f11a;border-color:var(--primary-color);color:var(--primary-dark);font-weight:600}.selected-panel{padding:16px;background:linear-gradient(135deg,#fef3c7,#fde68a);border-radius:12px;margin-bottom:24px;border:2px solid #fbbf24}.selected-panel-title{font-size:13px;font-weight:600;color:#92400e;margin-bottom:12px}.input-file{width:100%;padding:12px;border:2px dashed var(--border-color);border-radius:8px;cursor:pointer;transition:all .2s;font-size:13px}.input-file:hover{border-color:var(--primary-color);background:var(--bg-light)}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.fade-in,.tools-area{animation:fadeIn .3s ease-out}.custom-color-section{margin-bottom:16px}.color-picker-label{display:block;font-size:12px;font-weight:600;color:var(--text-medium);margin-bottom:8px}.color-picker-row{display:flex;gap:10px;align-items:center}.color-picker-input{width:50px;height:40px;border:none;border-radius:8px;cursor:pointer;padding:0;background:none}.color-picker-input::-webkit-color-swatch-wrapper{padding:0}.color-picker-input::-webkit-color-swatch{border:2px solid var(--border-color);border-radius:8px}.color-hex-input{flex:1;padding:10px 12px;border:2px solid var(--border-color);border-radius:8px;font-family:monospace;font-size:14px;text-transform:uppercase;transition:border-color .2s}.color-hex-input:focus{outline:none;border-color:var(--primary-color)}.current-color-preview{display:flex;align-items:center;gap:10px;padding:12px;background:var(--bg-light);border-radius:8px;font-size:13px}.color-preview-box{width:24px;height:24px;border-radius:6px;border:2px solid var(--border-color);box-shadow:var(--shadow-sm)}.color-preview-text{font-family:monospace;font-weight:600;color:var(--text-dark)}.upload-area{position:relative;border:2px dashed var(--border-color);border-radius:12px;padding:24px;text-align:center;transition:all .3s;background:var(--bg-light)}.upload-area:hover{border-color:var(--primary-color);background:#6366f10d}.upload-input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:pointer}.upload-label{display:flex;flex-direction:column;align-items:center;gap:8px;pointer-events:none}.upload-icon{font-size:32px}.upload-hint{font-size:11px;color:var(--text-light)}.image-list{list-style:none;display:flex;flex-direction:column;gap:8px}.image-item{display:flex;align-items:center;gap:12px;padding:10px 12px;background:var(--bg-light);border-radius:10px;border:2px solid transparent;cursor:pointer;transition:all .2s}.image-item:hover{border-color:var(--border-color);background:#fff}.image-item.selected{background:#6366f11a;border-color:var(--primary-color)}.image-thumbnail{width:40px;height:40px;object-fit:cover;border-radius:6px;border:1px solid var(--border-color)}.image-info{flex:1;display:flex;flex-direction:column;gap:2px}.image-name{font-size:13px;font-weight:600;color:var(--text-dark)}.image-size{font-size:11px;color:var(--text-light)}.image-check{color:var(--primary-color);font-weight:700;font-size:16px}.image-controls{margin-top:20px;padding:16px;background:var(--bg-light);border-radius:12px;border:1px solid var(--border-color)}.control-row{display:flex;align-items:center;gap:12px;margin-bottom:12px}.control-row:last-child{margin-bottom:0}.control-row label{min-width:70px;font-size:12px;font-weight:600;color:var(--text-medium)}.opacity-slider{flex:1;height:6px;border-radius:3px;appearance:none;background:var(--border-color);cursor:pointer}.opacity-slider::-webkit-slider-thumb{appearance:none;width:18px;height:18px;border-radius:50%;background:var(--primary-color);cursor:pointer;box-shadow:var(--shadow-sm)}.btn-group{display:flex;gap:6px;flex-wrap:wrap}.btn-sm{padding:6px 10px;font-size:11px;border-radius:6px;background:#fff;border:1px solid var(--border-color);cursor:pointer;transition:all .2s}.btn-sm:hover{background:var(--bg-light);border-color:var(--primary-color)}.btn-active{background:var(--primary-color)!important;color:#fff!important;border-color:var(--primary-color)!important}.auto-preview-toggle{display:flex;align-items:center;gap:10px;padding:12px;background:var(--bg-light);border-radius:8px;margin-bottom:16px}.toggle-switch{position:relative;width:44px;height:24px}.toggle-switch input{opacity:0;width:0;height:0}.toggle-slider{position:absolute;cursor:pointer;inset:0;background-color:var(--text-light);transition:.3s;border-radius:24px}.toggle-slider:before{position:absolute;content:"";height:18px;width:18px;left:3px;bottom:3px;background-color:#fff;transition:.3s;border-radius:50%}.toggle-switch input:checked+.toggle-slider{background-color:var(--primary-color)}.toggle-switch input:checked+.toggle-slider:before{transform:translate(20px)}.text-controls,.shape-controls{padding:16px;background:var(--bg-light);border-radius:12px;border:1px solid var(--border-color)}.control-group{margin-bottom:16px}.control-group:last-child{margin-bottom:0}.control-group label{display:block;font-size:12px;font-weight:600;color:var(--text-medium);margin-bottom:8px}.text-input,.select-input{width:100%;padding:10px 12px;border:2px solid var(--border-color);border-radius:8px;font-size:14px;transition:border-color .2s}.text-input:focus,.select-input:focus{outline:none;border-color:var(--primary-color)}.select-input{cursor:pointer;background:#fff}.mini-color-grid{display:flex;flex-wrap:wrap;gap:4px;flex:1}.mini-color-swatch{width:20px;height:20px;border-radius:4px;border:2px solid transparent;cursor:pointer;transition:all .2s}.mini-color-swatch:hover{transform:scale(1.15)}.mini-color-swatch.selected{border-color:var(--text-dark);box-shadow:0 0 0 2px #fff,0 0 0 4px var(--primary-color)}.shape-buttons{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.shape-btn{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;padding:16px 12px;background:#fff;border:2px solid var(--border-color);border-radius:12px;cursor:pointer;transition:all .2s}.shape-btn:hover{border-color:var(--primary-color);background:#6366f10d;transform:translateY(-2px)}.shape-icon{font-size:24px;color:var(--primary-color)}.shape-btn span:last-child{font-size:11px;font-weight:600;color:var(--text-medium);text-transform:uppercase}